/* в данном файле находится код для стилей веб-приложения*/

:root {
    --bg-dark: #0A1332; 
    --surface-dark: #1A2357; 
    --text-dark: #E8EAFF; 
    --text-soft-dark: #B8BFFF;
    --primary-dark: #8A4FFF; 
    --primary-light-dark: #9D69FF; 
    --primary-dark-dark: #6B31CC; 
    --accent-dark: #FF4FD8; 
    --border-dark: rgba(138, 79, 255, 0.3);

    --bg-light: #94c6fe; 
    --surface-light: #fff8ff; 
    --text-light: #2A1E5C; 
    --text-soft-light: #4A3D8C; 
    --primary-light: #7519FF; 
    --primary-light-light: #8A4FFF;
    --primary-dark-light: #5B00CC;
    --accent-light: #FF1980; 
    --border-light: rgba(117, 25, 255, 0.2);
    
    --radius: 12px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}


/* для страниц регистрации */

.auth-section {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}


.auth-section .auth-wrapper {
    width: 100%;
    max-width: 580px;
    margin: 0 auto;
}


.auth-section .auth-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 2;
}


.auth-section .auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-section .auth-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.auth-section .auth-logo i {
    font-size: 48px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-section .auth-title {
    font-size: 32px;
    font-weight: 900;
    text-align: center;
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-section .auth-subtitle {
    text-align: center;
    color: var(--text-soft);
    margin-bottom: 30px;
    font-size: 14px;
}

.auth-error-blocked {
    background: rgba(220, 53, 69, 0.15);
    border-left: 4px solid #dc3545;
}

.auth-warning {
    background: rgba(255, 193, 7, 0.15);
    border-left: 4px solid #ffc107;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: #ffc107;
    font-size: 14px;
}

.auth-warning i {
    font-size: 18px;
}

.auth-blocked-message {
    text-align: center;
    padding: 20px;
}

.auth-blocked-message i {
    font-size: 48px;
    color: #dc3545;
    margin-bottom: 16px;
}

.auth-blocked-message h3 {
    margin-bottom: 12px;
    color: var(--text-primary);
}

.auth-blocked-message p {
    color: var(--text-soft);
    margin-bottom: 20px;
}

.auth-timer {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(220, 53, 69, 0.1);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 18px;
    font-weight: bold;
    color: #dc3545;
}

.auth-timer i {
    font-size: 18px;
    margin: 0;
}

.auth-section .auth-error,
.auth-section .auth-success,
.auth-section .auth-info {
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.auth-section .auth-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
}

.auth-section .auth-success {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: #2ecc71;
}

.auth-section .auth-info {
    background: rgba(52, 152, 219, 0.1);
    border: 1px solid rgba(52, 152, 219, 0.3);
    color: #3498db;
}

.auth-section .auth-error i,
.auth-section .auth-success i,
.auth-section .auth-info i {
    font-size: 16px;
}

.auth-section .auth-form {
    margin-bottom: 20px;
}

.auth-section .auth-form-group {
    margin-bottom: 20px;
}


.auth-section .auth-input-wrapper {
    position: relative;
}

.auth-section .auth-input-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-soft);
    z-index: 2;
    font-size: 16px;
    transition: color 0.3s ease;
}

.auth-section .auth-input {
    width: 100%;
    padding: 14px 16px 14px 45px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 15px;
    transition: all 0.3s ease;
}

.auth-section .auth-input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(138, 79, 255, 0.15);
}

.auth-section .auth-input:focus + .auth-input-icon {
    color: var(--primary);
}

.auth-section .auth-input::placeholder {
    color: var(--text-soft);
    opacity: 0.5;
}

.auth-section .auth-input:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    background: rgba(138, 79, 255, 0.05);
}

.auth-section .form-text {
    display: block;
    margin-top: 8px;
    font-size: 11px;
    color: var(--text-soft);
}


.auth-section .auth-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-weight: 900;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.auth-section .auth-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(138, 79, 255, 0.3);
}

.auth-section .auth-btn:active {
    transform: translateY(0);
}

.auth-section .auth-btn i {
    font-size: 16px;
    transition: transform 0.3s ease;
}

.auth-section .auth-btn:hover i {
    transform: translateX(5px);
}

.auth-section .auth-divider {
    position: relative;
    text-align: center;
    margin: 25px 0;
}

.auth-section .auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border);
    z-index: 1;
}

.auth-section .auth-divider span {
    position: relative;
    z-index: 2;
    background: var(--surface);
    padding: 0 15px;
    color: var(--text-soft);
    font-size: 14px;
    font-weight: 900;
}


.auth-section .auth-links {
    margin-top: 25px;
    text-align: center;
}

.auth-section .auth-links a {
    color: var(--primary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.auth-section .auth-links a:hover {
    color: var(--accent);
    text-decoration: underline;
}

.auth-section .auth-register-link {
    text-align: center;
    margin-top: 20px;
}

.auth-section .auth-register-text {
    color: var(--text-soft);
    font-size: 14px;
    font-weight: 900;
}

.auth-section .auth-register-link-btn {
    color: var(--primary);
    text-decoration: none;
    font-weight: 900;
    margin-left: 5px;
    transition: color 0.3s ease;
}

.auth-section .auth-register-link-btn:hover {
    color: var(--accent);
    text-decoration: underline;
}

.auth-section .auth-register-link-btn i {
    margin-left: 5px;
    font-size: 12px;
}

.auth-section .d-block {
    display: block;
    text-align: center;
    margin-top: 15px;
}

.role-selection {
    background: rgba(138, 79, 255, 0.05);
    padding: 20px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    margin-bottom: 20px;
}

.role-selection .form-label {
    font-weight: 900;
    color: var(--text);
    margin-bottom: 15px;
    display: block;
    font-size: 14px;
}

.role-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.role-option {
    margin-bottom: 0;
}

.role-label {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
    padding: 10px;
    border-radius: var(--radius);
    transition: background-color 0.3s ease;
}

.role-label:hover {
    background: rgba(138, 79, 255, 0.08);
}

.role-radio {
    display: none;
}

.role-custom-radio {
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary);
    border-radius: 50%;
    margin-right: 12px;
    position: relative;
    flex-shrink: 0;
    margin-top: 2px;
}

.role-radio:checked + .role-custom-radio::after {
    content: '';
    width: 10px;
    height: 10px;
    background: var(--primary);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.role-text {
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
}

.role-option small {
    margin-left: 32px;
    font-size: 12px;
    color: var(--text-soft);
    line-height: 1.4;
    display: block;
}

.auth-checkbox-wrapper {
    margin: 20px 0;
    padding: 15px;
    background: rgba(138, 79, 255, 0.03);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.auth-checkbox-label {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
    gap: 12px;
}

.auth-checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--primary);
    flex-shrink: 0;
}

.checkbox-text {
    font-size: 13px;
    color: var(--text-soft);
    line-height: 1.5;
}

.checkbox-error {
    border-color: #e74c3c !important;
    background: rgba(231, 76, 60, 0.05) !important;
}

@media (max-width: 768px) {
    .auth-section .auth-card {
        padding: 30px 20px;
    }
    
    .auth-section .auth-title {
        font-size: 28px;
    }
    
    .auth-section .auth-subtitle {
        font-size: 13px;
    }
    
    .role-selection {
        padding: 15px;
    }
    
    .role-text {
        font-size: 13px;
    }
    
    .role-option small {
        font-size: 11px;
    }
    
    .checkbox-text {
        font-size: 11px;
    }
    
    .auth-section .auth-btn {
        padding: 14px;
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .auth-section .auth-card {
        padding: 25px 15px;
    }
    
    .auth-section .auth-title {
        font-size: 24px;
    }
    
    .auth-section .auth-subtitle {
        font-size: 12px;
    }
    
    .auth-section .auth-logo i {
        font-size: 36px;
    }
    
    .role-label {
        flex-wrap: wrap;
    }
    
    .role-option small {
        margin-left: 32px;
        display: block;
        width: 100%;
    }
}

/*   стили для режима слабовидящих (data-theme="vision") */
/*   чёрный фон и ярко-жёлтый текст               */

[data-theme="vision"] {
    --vision-bg: #000000;
    --vision-text: #FFFF00;
    --vision-border: #FFFF00;
    --vision-soft: #CCCC00;
    --vision-success: #00FF00;
    --vision-danger: #FF0000;
    --vision-primary: #FFFF00;
}

[data-theme="vision"] body,
[data-theme="vision"] .main-content,
[data-theme="vision"] main,
[data-theme="vision"] .container,
[data-theme="vision"] section,
[data-theme="vision"] .auth-card,
[data-theme="vision"] .unv-card,
[data-theme="vision"] .profile-card,
[data-theme="vision"] .teacher-card,
[data-theme="vision"] .methodist-card,
[data-theme="vision"] .admin-card,
[data-theme="vision"] .backup-action-card,
[data-theme="vision"] .course-card,
[data-theme="vision"] .stat-card,
[data-theme="vision"] .sidebar-card,
[data-theme="vision"] .ver-detail-card,
[data-theme="vision"] .admin-detail-card,
[data-theme="vision"] .admin-form,
[data-theme="vision"] .modal-content,
[data-theme="vision"] .unv-modal-content,
[data-theme="vision"] .backup-modal .modal-container,
[data-theme="vision"] .site-footer,
[data-theme="vision"] .teachers-page,
[data-theme="vision"] .about-page,
[data-theme="vision"] .feedback-page,
[data-theme="vision"] .catalog-page,
[data-theme="vision"] .logs-page,
[data-theme="vision"] .ver-page,
[data-theme="vision"] .backup-list-section,
[data-theme="vision"] .backup-item,
[data-theme="vision"] .methodist-filter-card,
[data-theme="vision"] .teacher-filter-card,
[data-theme="vision"] .admin-filters,
[data-theme="vision"] .ver-filters-section,
[data-theme="vision"] .feedback-contact-item,
[data-theme="vision"] .feedback-form-wrapper,
[data-theme="vision"] .feedback-header,
[data-theme="vision"] .hero,
[data-theme="vision"] .hero-title,
[data-theme="vision"] .hero-subtitle,
[data-theme="vision"] .unv-banner,
[data-theme="vision"] .unv-form-card,
[data-theme="vision"] .unv-limitations,
[data-theme="vision"] .unv-info-card,
[data-theme="vision"] .unv-process,
[data-theme="vision"] table,
[data-theme="vision"] .admin-table,
[data-theme="vision"] .ver-table,
[data-theme="vision"] .logs-table,
[data-theme="vision"] .teacher-students-table,
[data-theme="vision"] .methodist-stats-table {
    background-color: #000000 !important;
    color: #FFFF00 !important;
    border-color: #FFFF00 !important;
}

[data-theme="vision"] * {
    transition: none !important;
    animation: none !important;
    text-shadow: none !important;
}


[data-theme="vision"] body,
[data-theme="vision"] p,
[data-theme="vision"] span,
[data-theme="vision"] li,
[data-theme="vision"] label,
[data-theme="vision"] button,
[data-theme="vision"] input,
[data-theme="vision"] select,
[data-theme="vision"] textarea {
    font-size: 21px !important;
    line-height: 1.55 !important;
    font-weight: 900 !important;
}

[data-theme="vision"] h1 { font-size: 48px !important; }
[data-theme="vision"] h2 { font-size: 40px !important; }
[data-theme="vision"] h3 { font-size: 34px !important; }
[data-theme="vision"] h4 { font-size: 28px !important; }


[data-theme="vision"] .site-header { 
    background: #000000 !important; 
    border-bottom: 6px solid #FFFF00 !important; 
}
[data-theme="vision"] .logo-text { color: #FFFF00 !important; }
[data-theme="vision"] .header-profile-btn { 
    border: 5px solid #FFFF00 !important; 
    color: #FFFF00 !important; 
    background: #000000 !important;
}

[data-theme="vision"] .dropdown-menu,
[data-theme="vision"] .header-profile-menu {
    background: #000000 !important;
    border: 5px solid #FFFF00 !important;
    box-shadow: 0 0 0 8px rgba(255,255,0,0.6) !important;
    z-index: 9999 !important;
    position: absolute !important;
}

[data-theme="vision"] .dropdown-item,
[data-theme="vision"] .header-profile-item {
    color: #FFFF00 !important;
    padding: 18px 25px !important;
    font-size: 22px !important;
    border-bottom: 3px solid #FFFF00 !important;
}

[data-theme="vision"] .dropdown-item:hover,
[data-theme="vision"] .header-profile-item:hover {
    background: #FFFF00 !important;
    color: #000000 !important;
}

[data-theme="vision"] button,
[data-theme="vision"] .btn,
[data-theme="vision"] .auth-btn,
[data-theme="vision"] .methodist-btn,
[data-theme="vision"] .teacher-btn,
[data-theme="vision"] .ver-btn,
[data-theme="vision"] .btn-admin,
[data-theme="vision"] .btn-backup,
[data-theme="vision"] .apply-filters-btn,
[data-theme="vision"] .unv-btn-primary,
[data-theme="vision"] .teacher-btn-primary {
    background: #FFFF00 !important;
    color: #000000 !important;
    border: 5px solid #000000 !important;
    font-weight: 900 !important;
    font-size: 22px !important;
    padding: 14px 24px !important;
}

[data-theme="vision"] input,
[data-theme="vision"] textarea,
[data-theme="vision"] select,
[data-theme="vision"] .auth-input,
[data-theme="vision"] .search-input,
[data-theme="vision"] .unv-form-control {
    background: #000000 !important;
    color: #FFFF00 !important;
    border: 5px solid #FFFF00 !important;
    font-size: 21px !important;
}

[data-theme="vision"] .course-card,
[data-theme="vision"] .stat-card,
[data-theme="vision"] .unv-info-card,
[data-theme="vision"] .teacher-course-card,
[data-theme="vision"] .methodist-course-card,
[data-theme="vision"] .backup-item,
[data-theme="vision"] .admin-stat-card {
    border: 5px solid #FFFF00 !important;
    background: #000000 !important;
}

[data-theme="vision"] table,
[data-theme="vision"] .admin-table,
[data-theme="vision"] .ver-table,
[data-theme="vision"] .logs-table,
[data-theme="vision"] .teacher-students-table,
[data-theme="vision"] .methodist-stats-table {
    border: 5px solid #FFFF00 !important;
}
[data-theme="vision"] th,
[data-theme="vision"] td {
    border: 3px solid #FFFF00 !important;
    background: #000000 !important;
    color: #FFFF00 !important;
    font-size: 21px !important;
    padding: 16px !important;
}

[data-theme="vision"] .modal-content,
[data-theme="vision"] .unv-modal-content,
[data-theme="vision"] .backup-modal .modal-container {
    background: #000000 !important;
    border: 6px solid #FFFF00 !important;
}

[data-theme="vision"] .hero-title,
[data-theme="vision"] .hero-subtitle,
[data-theme="vision"] .unv-banner-text h3 {
    color: #FFFF00 !important;
    text-shadow: 3px 3px 0 #000000 !important;
}

[data-theme="vision"] .course-description,
[data-theme="vision"] .course-description-list,
[data-theme="vision"] .unv-user-name,
[data-theme="vision"] .feature-value {
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: unset !important;
    display: block !important;
}

[data-theme="vision"] .dropdown:hover .dropdown-menu,
[data-theme="vision"] .header-profile-dropdown:hover .header-profile-menu {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
}

/*  стили для режима высокого контраста (body.high-contrast) */
/*   чёрный фон и ярко-зелёный текст */

body.high-contrast {
    --highcontrast-bg: #000000;
    --highcontrast-text: #00FF00;
    --highcontrast-border: #00FF00;
}

body.high-contrast,
body.high-contrast * {
    background-color: #000000 !important;
    color: #00FF00 !important;
    border-color: #00FF00 !important;
}


body.high-contrast button,
body.high-contrast .btn,
body.high-contrast .auth-btn,
body.high-contrast .apply-filters-btn {
    background: #00FF00 !important;
    color: #000000 !important;
    border: 4px solid #000000 !important;
}

body.high-contrast i.fas,
body.high-contrast i.far,
body.high-contrast i.fab,
body.high-contrast .accessibility-btn i,
body.high-contrast .fa,
body.high-contrast [class*="fa-"] {
    color: #00FF00 !important;
    background: transparent !important;
    filter: none !important;
}

body.high-contrast .accessibility-btn,
body.high-contrast button i,
body.high-contrast .btn i,
body.high-contrast .icon-circle,
body.high-contrast [class*="icon"] {
    background: transparent !important;
    border-radius: 0 !important;
    box-shadow: none !important;
}

body.high-contrast .dropdown-menu,
body.high-contrast .header-profile-menu {
    background: #000000 !important;
    border: 5px solid #00FF00 !important;
}

body.high-contrast .unv-nav-item.active,
body.high-contrast .profile-nav-btn.active {
    background: #00FF00 !important;
    color: #000000 !important;
}

.panel-toggle {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-soft);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 1002;
    flex-shrink: 0;
    margin-left: 10px;
}

.panel-toggle:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: rotate(15deg);
}

.mobile-top-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 15px 0 10px 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 15px;
}

.mobile-top-buttons .theme-toggle,
.mobile-top-buttons .mobile-accessibility-btn {
    background: transparent;
    border: none;
    color: var(--text-color);
    font-size: 1.3rem;
    cursor: pointer;
    padding: 10px;
    border-radius: 50%;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
}

.mobile-top-buttons .theme-toggle:hover,
.mobile-top-buttons .mobile-accessibility-btn:hover {
    background: var(--hover-bg);
    color: var(--primary);
    transform: scale(1.05);
}

.mobile-theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 15px 0;
    border-top: 1px solid var(--border-color);
    margin-top: 10px;
}

.mobile-accessibility-btn {
    background: transparent;
    border: none;
    color: var(--text-color);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.mobile-accessibility-btn:hover {
    background: var(--hover-bg);
    color: var(--primary);
    transform: scale(1.05);
}

.accessibility-header-btn {
    background: transparent;
    border: none;
    color: var(--text-color);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.accessibility-header-btn:hover {
    background: var(--hover-bg);
    color: var(--primary);
    transform: scale(1.05);
}

.accessibility-panel {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    display: none;
    gap: 12px;
    background: var(--surface);
    padding: 10px 18px;
    border-radius: 60px;
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.accessibility-panel.show {
    display: flex;
}

.accessibility-btn {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.accessibility-btn:hover {
    transform: scale(1.1);
    opacity: 0.9;
}

.accessibility-btn.active {
    background: #ffd700;
    color: #000;
}

.accessibility-btn.vision-active {
    background: #ffd700;
    color: #000;
}

.accessibility-btn.active {
    background: #ffd700;
    color: #000;
}

.accessibility-btn.vision-active {
    background: #ffd700;
    color: #000;
}
.accessibility-btn:hover {
    filter: brightness(1.1);
}

.accessibility-btn.vision-active {
    background: #FFFF00;
    color: #000000;
}

.accessibility-btn.active {
    background: #00FF00 !important;
    color: #000000 !important;
}


[data-theme="dark"] {
    --bg: var(--bg-dark);
    --surface: var(--surface-dark);
    --text: var(--text-dark);
    --text-soft: var(--text-soft-dark);
    --primary: var(--primary-dark);
    --primary-light: var(--primary-light-dark);
    --primary-dark: var(--primary-dark-dark);
    --accent: var(--accent-dark);
    --border: var(--border-dark);
}

[data-theme="light"] {
    --bg: var(--bg-light);
    --surface: var(--surface-light);
    --text: var(--text-light);
    --text-soft: var(--text-soft-light);
    --primary: var(--primary-light);
    --primary-light: var(--primary-light-light);
    --primary-dark: var(--primary-dark-light);
    --accent: var(--accent-light);
    --border: var(--border-light);
}

[data-theme="light"] .hero-title {
    background: linear-gradient(135deg, #1A2357 0%, #0A1332 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}


@font-face {
    font-family: 'Arial Black Local';
    src: url('../fonts/arial_black.ttf') format('truetype');
    font-weight: 900; 
    font-style: normal;
    font-display: swap; 
}

@font-face {
    font-family: 'Arial Local';
    src: url('../fonts/arial-regular.woff2') format('woff2'),
         url('../fonts/arial-regular.woff') format('woff'),
         url('../fonts/arial-regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

body {
    font-family: 'Arial Black Local', 'Arial Black', 'Arial Local', 'Arial', sans-serif;
    font-weight: 900;
}

.logo-text,
.nav-link,
.btn,
.hero-title,
.hero-subtitle,
.section-title,
.stat-value,
.stat-label,
.search-input {
    font-family: 'Arial Black Local', 'Arial Black', 'Arial Local', 'Arial', sans-serif;
    font-weight: 900;
}

.feedback-form .form-group:has(.g-recaptcha) {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    text-align: center;
}

@media (max-width: 768px) {
    .feedback-form .form-group:has(.g-recaptcha) {
        transform: scale(0.9);
    }
}

/* стили для скролл бара наверху табличек */

.admin-table-wrapper,
.logs-table-wrapper,
.ver-table-container,
.methodist-table-container,
.teacher-table-container,
.teacher-students-table-container,
[class*="table-wrapper"],
[class*="table-container"] {
    overflow-x: auto !important;
    transform: rotateX(180deg) !important;
    position: relative !important;
    
    scrollbar-width: thin !important;
    scrollbar-color: var(--primary) rgba(138, 79, 255, 0.2) !important;
    scroll-behavior: smooth !important;
}

.admin-table-wrapper table,
.logs-table-wrapper table,
.ver-table-container table,
.methodist-table-container table,
.teacher-table-container table,
.teacher-students-table-container table,
[class*="table-wrapper"] table,
[class*="table-container"] table,
.admin-table,
.ver-table,
.methodist-stats-table,
.teacher-stats-table,
.teacher-students-table,
.logs-table {
    transform: rotateX(180deg) !important;
    direction: ltr !important;
}

.admin-table-wrapper::-webkit-scrollbar,
.logs-table-wrapper::-webkit-scrollbar,
.ver-table-container::-webkit-scrollbar,
.methodist-table-container::-webkit-scrollbar,
.teacher-table-container::-webkit-scrollbar,
.teacher-students-table-container::-webkit-scrollbar {
    height: 10px !important;
    background: transparent !important;
}

.admin-table-wrapper::-webkit-scrollbar-track,
.logs-table-wrapper::-webkit-scrollbar-track,
.ver-table-container::-webkit-scrollbar-track,
.methodist-table-container::-webkit-scrollbar-track,
.teacher-table-container::-webkit-scrollbar-track,
.teacher-students-table-container::-webkit-scrollbar-track {
    background: rgba(138, 79, 255, 0.1) !important;
    border-radius: 20px !important;
    margin: 0 5px !important;
}

.admin-table-wrapper::-webkit-scrollbar-thumb,
.logs-table-wrapper::-webkit-scrollbar-thumb,
.ver-table-container::-webkit-scrollbar-thumb,
.methodist-table-container::-webkit-scrollbar-thumb,
.teacher-table-container::-webkit-scrollbar-thumb,
.teacher-students-table-container::-webkit-scrollbar-thumb {
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%) !important;
    border-radius: 20px !important;
    transition: all 0.3s ease !important;
}

.admin-table-wrapper::-webkit-scrollbar-thumb:hover,
.logs-table-wrapper::-webkit-scrollbar-thumb:hover,
.ver-table-container::-webkit-scrollbar-thumb:hover,
.methodist-table-container::-webkit-scrollbar-thumb:hover,
.teacher-table-container::-webkit-scrollbar-thumb:hover,
.teacher-students-table-container::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(90deg, var(--primary-dark) 0%, var(--primary) 100%) !important;
    cursor: pointer !important;
}

.admin-table-wrapper,
.logs-table-wrapper,
.ver-table-container,
.methodist-table-container,
.teacher-table-container,
.teacher-students-table-container {
    scrollbar-width: thin !important;
    scrollbar-color: var(--primary) rgba(138, 79, 255, 0.2) !important;
}

@media (max-width: 768px) {
    .admin-table-wrapper::-webkit-scrollbar,
    .logs-table-wrapper::-webkit-scrollbar,
    .ver-table-container::-webkit-scrollbar,
    .methodist-table-container::-webkit-scrollbar,
    .teacher-table-container::-webkit-scrollbar,
    .teacher-students-table-container::-webkit-scrollbar {
        height: 6px !important;
    }
}

/* основные базовые стили приложения */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Arial Black', 'Arial', sans-serif;
    font-weight: 900;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.5;
    padding-top: 80px;
}


/* стили для радио-кнопок в админ-панели */
.admin-form-radio-group {
    display: flex;
    gap: 20px;
    margin-top: 5px;
    flex-wrap: wrap;
}

.admin-form-radio {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: var(--radius);
    transition: var(--transition);
}

.admin-form-radio:hover {
    background: rgba(138, 79, 255, 0.05);
}

.admin-form-radio input[type="radio"] {
    width: 18px;
    height: 18px;
    margin: 0;
    cursor: pointer;
    accent-color: var(--primary);
}

.admin-form-radio span {
    cursor: pointer;
    font-size: 14px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

@media (max-width: 768px) {
    .admin-form-radio-group {
        flex-direction: column;
        gap: 10px;
    }
}

/* стили для шапки сайта (header) */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 0;
}


.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    min-height: 80px;
    max-width: 1200px;
    margin: 0;
}

/* стили для логотипа */
.logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    z-index: 1002;
    flex-shrink: 0;
}

.logo-icon {
    width: 76px; 
    height: 76px;
    object-fit: contain;
}

.logo-text {
    font-family: 'Arial Black', sans-serif;
    font-size: 24px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* стили для кнопки переключениия темы приложения */
.theme-toggle {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-soft);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 1002;
    flex-shrink: 0;
    margin-left: 10px;
}

.theme-toggle:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: rotate(15deg);
}

.sun-icon { display: block; }
.moon-icon { display: none; }

[data-theme="light"] .sun-icon { display: none; }
[data-theme="light"] .moon-icon { display: block; }

/* стили для навигации в шапке сайта */
.main-nav {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-shrink: 0;
    margin: 0;
}

.nav-link {
    color: var(--text-soft);
    text-decoration: none;
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 15px;
    padding: 10px 18px;
    border-radius: var(--radius);
    transition: var(--transition);
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background: rgba(138, 79, 255, 0.08);
}

.btn {
    padding: 10px 22px;
    border-radius: var(--radius);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 15px;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    white-space: nowrap;
}

.btn-login {
    background: transparent;
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.btn-login:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-register {
    background: var(--primary);
    color: #FFFFFF;
}

.btn-register:hover {
    background: var(--primary-dark);
}

.btn-profile {
    background: var(--primary);
    color: white;
}

.btn-profile:hover {
    background: var(--primary-dark);
}

/* меню, которое появляется при приближении масштаба */
.burger-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1002;
    padding: 0;
    flex-shrink: 0;
    margin-left: 15px;
}

.burger-line {
    width: 100%;
    height: 3px;
    background: var(--text-soft);
    border-radius: 2px;
    transition: var(--transition);
}

.burger-menu.active .burger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger-menu.active .burger-line:nth-child(2) {
    opacity: 0;
}

.burger-menu.active .burger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.mobile-menu {
    display: none;
}

/* стили для главной страницы */
.hero {
    padding: 100px 0;
    text-align: center;
    background: linear-gradient(135deg, 
        rgba(138, 79, 255, 0.1) 0%, 
        rgba(255, 79, 216, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.hero-title {
    font-size: 56px;
    line-height: 1.1;
    margin-bottom: 24px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    padding: 0 15px;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.6;
    color: var(--text-soft);
    max-width: 700px;
    margin: 0 auto 40px;
    font-weight: 900;
    padding: 0 15px;
}

.btn-large {
    padding: 16px 40px;
    font-size: 18px;
    font-weight: 900;
    min-width: 200px;
}

/* стили для секций на главной странице */
.courses-section,
.stats-section {
    padding: 80px 0;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding: 0 15px;
}

.section-title {
    font-size: 36px;
    color: var(--text);
    font-weight: 900;
}

.stats-section .container {
    text-align: center;
}

.stats-subtitle {
    color: var(--text-soft);
    margin-bottom: 40px;
    font-size: 18px;
    font-weight: 900;
}

/* стили для карточек статистики */

.stat-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 30px 20px;
    text-align: center;
    border: 1px solid var(--border);
    transition: var(--transition);
    margin-bottom: 20px;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.stat-icon {
    font-size: 40px;
    color: var(--primary);
    margin-bottom: 20px;
}

.stat-value {
    font-size: 48px;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 8px;
    text-align: center;
}

[data-theme="light"] .stat-value {
    color: var(--bg-dark);
}

[data-theme="dark"] .stat-value {
    color: var(--text-dark);
}

.stat-label {
    font-size: 16px;
    color: var(--text-soft);
    font-weight: 900;
    text-align: center;
}

/* карточка в случае если отсутствуют курсы */
.empty-courses {
    text-align: center;
    padding: 60px 20px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 2px dashed var(--border);
    margin: 0 15px;
}

.empty-courses i {
    font-size: 60px;
    color: var(--text-soft);
    margin-bottom: 20px;
}

.empty-courses h4 {
    font-size: 24px;
    color: var(--text);
    margin-bottom: 12px;
    font-weight: 900;
}

.empty-courses p {
    color: var(--text-soft);
    max-width: 400px;
    margin: 0 auto;
    font-weight: 900;
    padding: 0 10px;
}

/* стили для кнопок отображения вида карточек с курсами */
.view-controls {
    display: flex;
    gap: 8px;
}

.view-btn {
    padding: 10px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-soft);
    border-radius: var(--radius);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
}

.view-btn:hover,
.view-btn.active {
    background: rgba(138, 79, 255, 0.1);
    color: var(--primary);
    border-color: var(--primary);
}

/* стили для подвала сайта (footer) */
.site-footer {
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: 40px 0 20px;
    margin-top: 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
    padding: 0 15px;
}

.footer-column h4 {
    color: var(--text);
    margin-bottom: 16px;
    font-size: 18px;
    font-weight: 900;
}

.footer-column a {
    color: var(--text-soft);
    text-decoration: none;
    display: block;
    margin-bottom: 8px;
    transition: var(--transition);
    font-weight: 900;
}

.footer-column a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    color: var(--text-soft);
    font-size: 14px;
    font-weight: 900;
}

/* стили для колонок и сетки */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -12px;
    padding: 0 15px;
}

.col-lg-3, .col-md-4, .col-6 {
    padding: 0 12px;
    width: 100%;
}

@media (min-width: 992px) {
    .col-lg-3 {
        width: 25%;
    }
}

@media (min-width: 768px) {
    .col-md-4 {
        width: 33.333%;
    }
}

.col-6 {
    width: 50%;
}

.justify-content-center {
    justify-content: center;
}

/* стили для звезд с заднего фона */
#stars-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

/* медиа-запросы для адаптивности */

@media (max-width: 1199px) {
    body {
        padding-top: 80px;
    }
    
    .header-container {
        padding: 16px 20px;
        min-height: 80px;
    }
    
    .main-nav,
    .auth-buttons,
    .theme-toggle:not(.mobile-theme-toggle .theme-toggle) {
        display: none;
    }
    
    .burger-menu {
        display: flex;
    }
    
    .logo-link {
        margin-right: auto;
    }
    
    .mobile-menu {
        display: block;
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--surface);
        border-top: 1px solid var(--border);
        padding: 20px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        z-index: 999;
        max-height: calc(100vh - 80px);
        overflow-y: auto;
    }
    
    .mobile-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .mobile-nav {
        display: flex;
        flex-direction: column;
        gap: 8px;
        margin-bottom: 20px;
    }
    
    .mobile-nav .nav-link {
        padding: 14px 16px;
        font-size: 16px;
        text-align: left;
        border-radius: var(--radius);
        font-weight: 900;
    }
    
    .mobile-auth {
        display: flex;
        flex-direction: column;
        gap: 10px;
        padding-top: 20px;
        border-top: 1px solid var(--border);
    }
    
    .mobile-auth .btn {
        width: 100%;
        padding: 14px;
        font-size: 16px;
        font-weight: 900;
    }
    
    .mobile-theme-toggle {
        display: flex;
        justify-content: center;
        padding: 15px;
        border-top: 1px solid var(--border);
        margin-top: 10px;
    }
    
    .mobile-theme-toggle .theme-toggle {
        display: flex;
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
}

/* стили для планшетов */
@media (max-width: 991px) {
    .hero {
        padding: 80px 0;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .stat-card {
        min-height: 180px;
    }
}

/* стили для мобильных приложений */
@media (max-width: 767px) {
    body {
        padding-top: 70px;
    }
    
    .mobile-menu {
        top: 70px;
        max-height: calc(100vh - 70px);
    }
    
    .header-container {
        min-height: 70px;
        padding: 12px 15px;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .hero-title {
        font-size: 32px;
        padding: 0 15px;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 16px;
        padding: 0 15px;
        line-height: 1.5;
    }
    
    .btn-large {
        padding: 14px 30px;
        font-size: 16px;
        width: auto;
        min-width: 0;
        display: inline-block;
        white-space: normal;
        text-align: center;
        word-wrap: break-word;
    }
    
    .courses-section,
    .stats-section {
        padding: 60px 0;
    }
    
    .section-header {
        flex-direction: column;
        gap: 20px;
        align-items: flex-start;
        padding: 0 15px;
    }
    
    .view-controls {
        width: 100%;
    }
    
    .view-btn {
        flex: 1;
        justify-content: center;
        padding: 10px 15px;
        font-size: 14px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .stat-value {
        font-size: 36px;
    }
    
    .stat-icon {
        font-size: 32px;
    }
    
    .stat-card {
        min-height: 160px;
        padding: 20px 15px;
    }
    
    .col-md-4 {
        width: 50%;
    }
    
    .col-6 {
        width: 100%;
    }
    
    .empty-courses {
        margin: 0 15px;
        padding: 40px 15px;
    }
    
    .empty-courses h4 {
        font-size: 20px;
    }
    
    .empty-courses i {
        font-size: 50px;
    }
}

/* стили для маленьких мобилок */
@media (max-width: 479px) {
    body {
        padding-top: 60px;
    }
    
    .mobile-menu {
        top: 60px;
        max-height: calc(100vh - 60px);
    }
    
    .header-container {
        min-height: 60px;
        padding: 10px 15px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 28px;
        padding: 0 10px;
    }
    
    .hero-subtitle {
        font-size: 15px;
        padding: 0 10px;
    }
    
    .btn-large {
        padding: 12px 25px;
        font-size: 15px;
        max-width: 100%;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .col-md-4 {
        width: 100%;
    }
    
    .stat-card {
        padding: 20px 12px;
        min-height: 150px;
    }
    
    .stat-value {
        font-size: 32px;
    }
    
    .row {
        margin: 0 -8px;
        padding: 0 10px;
    }
    
    .col-lg-3, .col-md-4, .col-6 {
        padding: 0 8px;
    }
}

@media (max-width: 359px) {
    .hero-title {
        font-size: 24px;
    }
    
    .btn-large {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .section-title {
        font-size: 22px;
    }
    
    .stat-value {
        font-size: 28px;
    }
}

/* стили для корректного отображения элементов на всем сайте*/
html, body {
    height: 100%;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding-top: 80px;
}

.main-content {
    flex: 1 0 auto;
}

.site-footer {
    flex-shrink: 0;
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: 40px 0 20px;
    margin-top: auto; 
}

/* стили для шапки сайта */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}


/* стили для логотипа */
.logo-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    z-index: 1002;
    flex-shrink: 0;
    min-width: 140px;
}

.logo-icon {
    width: 76px; 
    height: 76px;
    object-fit: contain;
}

.logo-text {
    font-family: 'Arial Black', sans-serif;
    font-size: 22px; 
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* стили для поиска в шапке сайта */

.search-box {
    position: relative;
    width: 100%;
}

.search-icon {
    position: absolute;
    left: 15px; 
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-soft);
    z-index: 2;
    font-size: 14px; 
}

.search-input {
    width: 100%;
    padding: 12px 18px 12px 40px; 
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 14px; 
    transition: all 0.2s ease;
    outline: none;
}

.search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(138, 79, 255, 0.1);
}

.search-input::placeholder {
    color: var(--text-soft);
    opacity: 0.7;
    font-size: 14px; 
}


/* стили для поиска в шапке сайта */

.search-box {
    position: relative;
    width: 100%;
}

.search-icon {
    position: absolute;
    left: 15px; 
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-soft);
    z-index: 2;
    font-size: 14px; 
}

.search-input {
    width: 100%;
    padding: 12px 18px 12px 40px; 
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 14px; 
    transition: all 0.2s ease;
    outline: none;
}

.search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(138, 79, 255, 0.1);
}

.search-input::placeholder {
    color: var(--text-soft);
    opacity: 0.7;
    font-size: 14px; 
}

/* стили для результатов поиска */

.search-suggestion {
    display: inline-block;
    margin-top: 10px;
    padding: 8px 16px;
    background: rgba(138, 79, 255, 0.1);
    border: 1px solid var(--primary);
    border-radius: 20px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 900;
    transition: all 0.3s ease;
}

.search-suggestion:hover {
    background: var(--primary);
    color: white;
}

.search-results {
    position: absolute;
    top: calc(100% + 5px);
    left: 0;
    right: 0;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    max-height: 400px;
    overflow-y: auto;
    z-index: 1002;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-5px);
    transition: all 0.2s ease;
    width: auto;
    min-width: 100%;
    max-width: 550px;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.search-results::-webkit-scrollbar {
    display: none;
}

.search-results.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.search-result-item {
    padding: 12px 16px; 
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
    white-space: normal;
    word-wrap: break-word;
}

.search-result-item:hover {
    background: rgba(138, 79, 255, 0.08);
}

.search-result-item > div {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.search-result-icon {
    color: var(--primary);
    font-size: 16px; 
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

.search-result-title {
    font-weight: 900;
    color: var(--text);
    margin-bottom: 3px;
    font-size: 14px; 
    white-space: normal;
    word-wrap: break-word;
    line-height: 1.4;
}

.search-result-category {
    font-size: 12px; 
    color: var(--text-soft);
    font-weight: 900;
    white-space: normal;
    word-wrap: break-word;
}

.search-no-results {
    padding: 25px 20px; 
    text-align: center;
    color: var(--text-soft);
    font-weight: 900;
    font-size: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.search-no-results i {
    font-size: 28px; 
    margin-bottom: 5px;
    display: block;
    color: var(--text-soft);
    opacity: 0.5;
}

.search-no-results p {
    margin: 0;
    font-size: 15px;
}

.search-no-results small {
    font-size: 12px;
    opacity: 0.7;
}

/* стили для мобильных результатов */

.mobile-search-results {
    position: fixed;
    top: 130px;
    left: 15px;
    right: 15px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    max-height: calc(100vh - 160px);
    overflow-y: auto;
    z-index: 1002;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-5px);
    transition: all 0.2s ease;
    width: auto;
    min-width: 200px;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.mobile-search-results::-webkit-scrollbar {
    display: none;
}

.mobile-search-results.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

@media (max-width: 480px) {
    .search-results {
        max-width: calc(100vw - 30px);
    }
    
    .search-result-title {
        font-size: 13px;
    }
    
    .search-result-category {
        font-size: 11px;
    }
}

/* стили для навигации */
.nav-link {
    color: var(--text-soft);
    text-decoration: none;
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 14px; 
    padding: 8px 16px; 
    border-radius: var(--radius);
    transition: var(--transition);
    white-space: nowrap;
}

[data-theme="dark"] .main-nav .nav-link {
    color: rgba(255, 255, 255, 0.7);
}

[data-theme="dark"] .main-nav .nav-link:hover,
[data-theme="dark"] .main-nav .nav-link.active {
    color: #ffffff !important;
    background: rgba(138, 79, 255, 0.08); 
}

[data-theme="light"] .main-nav .nav-link:hover,
[data-theme="light"] .main-nav .nav-link.active {
    color: var(--primary);
    background: rgba(10, 28, 134, 0.15); 
}

/*  стили на кнопки авторизации + тема */
.auth-buttons {
    display: flex;
    gap: 8px; 
    align-items: center;
    flex-shrink: 0;
    min-width: 200px; 
    justify-content: flex-end;
}

.btn {
    padding: 8px 18px; 
    border-radius: var(--radius);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 14px; 
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    white-space: nowrap;
}

.btn-login {
    background: transparent;
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.btn-login:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-register {
    background: var(--primary);
    color: #FFFFFF;
}

.btn-register:hover {
    background: var(--primary-dark);
}

.btn-profile {
    background: var(--primary);
    color: white;
}

.btn-profile:hover {
    background: var(--primary-dark);
}

/* стили кнопки смены темы */
.theme-toggle {
    width: 40px; 
    height: 40px;
    border-radius: 50%;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-soft);
    font-size: 16px; 
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
    margin-left: 5px;
}

.theme-toggle:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: rotate(15deg);
}

.sun-icon { display: block; }
.moon-icon { display: none; }

[data-theme="light"] .sun-icon { display: none; }
[data-theme="light"] .moon-icon { display: block; }

/* доп стили для меню трех-полосок */
.burger-menu {
    display: none;
    flex-direction: column;
    gap: 4px;
    width: 28px; 
    height: 28px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1002;
    padding: 0;
    flex-shrink: 0;
}

.burger-line {
    width: 100%;
    height: 2px; 
    background: var(--text-soft);
    border-radius: 1px;
    transition: var(--transition);
}

.burger-menu.active .burger-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

.burger-menu.active .burger-line:nth-child(2) {
    opacity: 0;
}

.burger-menu.active .burger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-menu {
    display: none;
}

/* стили для адаптивности */
@media (max-width: 1199px) {
    .header-container {
        padding: 14px 20px;
        gap: 15px;
    }
    
    .search-container,
    .main-nav,
    .auth-buttons {
        display: none;
    }
    
    .burger-menu {
        display: flex;
    }
    
    .logo-link {
        flex: 1;
        min-width: auto;
    }
    
    .mobile-menu {
        display: block;
        position: fixed;
        top: 78px;
        left: 0;
        width: 100%;
        background: var(--surface);
        border-top: 1px solid var(--border);
        padding: 15px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
        z-index: 999;
        max-height: calc(100vh - 78px);
        overflow-y: auto;
    }
    
    .mobile-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .mobile-search-container {
        padding: 0 0 15px 0;
        margin-bottom: 15px;
        border-bottom: 1px solid var(--border);
    }
    
    .mobile-search-container .search-box {
        width: 100%;
    }
    
    .mobile-search-container .search-input {
        padding: 12px 15px 12px 40px;
        font-size: 14px;
        width: 100%;
    }
    
    .mobile-search-results {
        position: fixed;
        top: 130px;
        left: 15px;
        right: 15px;
        background: var(--surface);
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        max-height: calc(100vh - 160px);
        overflow-y: auto;
        z-index: 1002;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-5px);
        transition: all 0.2s ease;
    }
    
    .mobile-search-results.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .mobile-nav {
        display: flex;
        flex-direction: column;
        gap: 6px;
        margin-bottom: 15px;
    }
    
    .mobile-nav .nav-link {
        padding: 12px 15px;
        font-size: 15px;
        text-align: left;
        border-radius: var(--radius);
        font-weight: 900;
    }
    
    .mobile-auth {
        display: flex;
        flex-direction: column;
        gap: 8px;
        padding-top: 15px;
        border-top: 1px solid var(--border);
    }
    
    .mobile-auth .btn {
        width: 100%;
        padding: 12px;
        font-size: 15px;
        font-weight: 900;
    }
    
    .mobile-theme-toggle {
        display: flex;
        justify-content: center;
        padding: 15px 0 0 0;
        border-top: 1px solid var(--border);
        margin-top: 15px;
    }
    
    .mobile-theme-toggle .theme-toggle {
        width: 44px;
        height: 44px;
        font-size: 18px;
    }
}

@media (min-width: 1400px) {
    .search-container {
        max-width: 550px;
        margin: 0 auto;
    }
}

@media (min-width: 1200px) and (max-width: 1399px) {
    .search-container {
        max-width: 450px;
        margin: 0 10px;
    }
    
    .nav-link {
        padding: 8px 14px;
        font-size: 13px;
    }
    
    .btn {
        padding: 8px 16px;
        font-size: 13px;
    }
    
    .auth-buttons {
        min-width: 180px;
    }
}

@media (min-width: 992px) and (max-width: 1199px) {
    .logo-text {
        font-size: 20px;
    }
    
    .logo-icon {
        width: 32px;
        height: 32px;
    }
}

@media (max-width: 479px) {
    .header-container {
        padding: 10px 15px;
        min-height: 68px;
    }
    
    .mobile-menu {
        top: 68px;
        max-height: calc(100vh - 68px);
    }
    
    .mobile-search-results {
        top: 125px;
        left: 15px;
        right: 15px;
    }
    
    .logo-text {
        font-size: 18px;
    }
    
    .logo-icon {
        width: 30px;
        height: 30px;
    }
}

/* стили для выпадающего меню в пункте о платформе в шапке */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
}

.dropdown-icon {
    font-size: 10px;
    margin-left: 2px;
    transition: transform 0.3s ease;
}

.dropdown:hover .dropdown-icon {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    min-width: 220px;
    padding: 8px 0;
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-top: 5px;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}


[data-theme="light"] .dropdown-item:hover,
[data-theme="light"] .header-profile-item:hover {
    background: rgba(10, 28, 134, 0.15) !important;
}

[data-theme="dark"] .dropdown-item:hover,
[data-theme="dark"] .header-profile-item:hover {
    background: rgba(138, 79, 255, 0.08);
}

.dropdown-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: var(--text-soft);
    text-decoration: none;
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.dropdown-item:hover {
    color: var(--primary);
    border-left-color: var(--primary);
    padding-left: 25px;
}


.dropdown-item-icon {
    width: 20px;
    text-align: center;
    margin-right: 12px;
    font-size: 14px;
    color: var(--text-soft);
    transition: color 0.2s ease;
}

.dropdown-item:hover .dropdown-item-icon {
    color: var(--primary);
}

@media (max-width: 1199px) {
    .dropdown {
        display: none; 
    }
}

.mobile-dropdown-header {
    background: rgba(138, 79, 255, 0.05);
    border-left: 3px solid var(--primary);
    margin-top: 5px !important;
}

.mobile-subitem {
    padding-left: 40px !important;
    font-size: 14px !important;
    opacity: 0.9;
    border-left: 1px solid var(--border);
    margin-left: 20px;
}

.dropdown.open .dropdown-menu {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

.dropdown.open .dropdown-icon {
    transform: rotate(180deg) !important;
}

@media (hover: none) and (pointer: coarse) {
    .dropdown .dropdown-menu {
        display: none;
    }
    
    .dropdown.open .dropdown-menu {
        display: block;
    }
    
    .dropdown:hover .dropdown-menu {
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
    }
}

/* стили для карточек курсов */

.course-card {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: var(--primary);
}

.course-image {
    display: flex;    
    position: relative;
    overflow: hidden;
    min-height: 250px; 
    align-items: center;     
    justify-content: center;  
    background: linear-gradient(135deg, rgba(138, 79, 255, 0.1) 0%, rgba(255, 79, 216, 0.05) 100%);
}

.course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.course-card:hover .course-image img {
    transform: scale(1.05);
}

.course-image-placeholder {
    width: 100%;
    height: 100%;
    min-height: 250px; 
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
}

.course-image-placeholder i {
    color: white;
    font-size: 52px;
    opacity: 0.8;
}

.course-category-badge {
    position: absolute;
    background: rgba(26, 35, 87, 0.9);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
    z-index: 2;
    backdrop-filter: blur(5px);
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.course-type-badge {
    position: absolute;
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
    z-index: 2;
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    gap: 5px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    background: var(--primary);
}

.course-type-badge i {
    font-size: 10px;
}

.btn-block {
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 900;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* стили для сетки курсов (карточки курсов) */

.course-meta-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.course-meta-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 900;
    background: rgba(138, 79, 255, 0.1);
    color: var(--primary);
}

.course-meta-tag i {
    font-size: 10px;
}

[data-theme="dark"] .course-meta-tag.category-tag i {
    color: #ffffff;
}

.course-meta-tag.category-tag {
    background: rgba(138, 79, 255, 0.1);
    color: inherit;
}

[data-theme="dark"] .course-meta-tag.category-tag {
    color: #ffffff;
}

.course-meta-tag.type-tag {
    background: rgba(255, 79, 216, 0.1);
    color: var(--accent);
}

.courses-container {
    transition: opacity 0.3s ease;
}

.courses-container.view-transition {
    opacity: 0.6;
}

.grid-card, .list-card {
    transition: opacity 0.2s ease;
}

[data-theme="light"] .course-meta-tag {
    background: rgba(138, 79, 255, 0.2); 
    border: 1px solid var(--primary); 
}

[data-theme="light"] .course-meta-tag.category-tag {
    background: rgba(138, 79, 255, 0.2);
    border: 1px solid var(--primary);
}

[data-theme="light"] .course-meta-tag.type-tag {
    background: rgba(255, 79, 216, 0.2);
    border: 1px solid var(--accent);
}

/* стили для каталога */

.catalog-page .feature-icon {
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background: rgba(138, 79, 255, 0.1);
    color: var(--primary);
    font-size: 12px;
    flex-shrink: 0;
}

.catalog-page .feature-icon i {
    display: inline-block;
    line-height: 1;
    text-align: center;
}

.catalog-page .feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.course-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 15px;
    padding: 12px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.feature-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background: rgba(138, 79, 255, 0.1);
    color: var(--primary);
    font-size: 12px;
    flex-shrink: 0;
}

.feature-icon i {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.feature-info {
    display: flex;
    flex-direction: column;
}

.feature-label {
    font-size: 9px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.feature-value {
    font-size: 13px;
    font-weight: 900;
    color: var(--text);
    line-height: 1.2;
}

.course-description-list {
    color: var(--text-soft);
    font-size: 13px;
    line-height: 1.6;
    margin: 12px 0;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    min-height: 3.2em;
    max-height: 4.8em;
    word-wrap: break-word;
}

.list-card .course-price-free {
    text-align: right;
    margin-bottom: 15px;
}

.list-card .free-label-list {
    display: inline-block;
    background: var(--accent);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-right: 0;
}

.list-card .course-actions {
    margin-top: 0;
}

.list-card .course-sidebar {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
}

.feature-item:has(.feature-label:contains("Студентов")) {
    display: none;
}

@media (max-width: 992px) {
    .course-description-list {
        -webkit-line-clamp: 2;
        min-height: 2.2em;
        max-height: 3.2em;
    }
}

@media (max-width: 768px) {
    .course-features-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    
    .list-card .free-label-list {
        font-size: 10px;
        padding: 3px 8px;
    }
    
    .course-description-list {
        -webkit-line-clamp: 2;
        font-size: 12px;
        line-height: 1.5;
    }
}

@media (max-width: 480px) {
    .list-card .free-label-list {
        font-size: 9px;
        padding: 2px 6px;
    }
    
    .course-description-list {
        -webkit-line-clamp: 2;
        font-size: 11px;
    }
}


[data-theme="light"] .course-category-badge,
[data-theme="light"] .course-type-badge {
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.courses-container.grid-view {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 25px;
    padding: 5px;
}

.courses-container.grid-view .list-card {
    display: none !important;
}

.courses-container.grid-view .grid-card {
    display: flex;
    flex-direction: column;
    height: auto;
    min-height: 500px;
}

.courses-container.grid-view .course-image {
    height: 200px;
    border-radius: var(--radius) var(--radius) 0 0;
}

.courses-container.grid-view .course-category-badge {
    top: 15px;
    left: 15px;
    max-width: calc(100% - 30px);
}

.courses-container.grid-view .course-type-badge {
    top: 15px;
    right: 15px;
    max-width: calc(100% - 30px);
}

.courses-container.grid-view .course-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.courses-container.grid-view .course-price-section {
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border);
}

.courses-container.grid-view .course-price-main {
    display: flex;
    align-items: baseline;
    gap: 5px;
    font-weight: 900;
}

.courses-container.grid-view .course-price-amount {
    font-size: 32px;
    color: var(--primary);
    font-weight: 900;
    line-height: 1;
    margin-left: -2px;
}

[data-theme="dark"] .courses-container.grid-view .course-price-amount,
[data-theme="dark"] .courses-container.grid-view .course-price-currency {
    color: #ffffff;
}

[data-theme="light"] .courses-container.grid-view .course-price-amount,
[data-theme="light"] .courses-container.grid-view .course-price-currency {
    color: #1A2357;
}

.courses-container.grid-view .course-price-currency {
    font-size: 22px;
    color: var(--primary);
    font-weight: 900;
}

.courses-container.grid-view .course-price-info {
    font-size: 12px;
    color: var(--text-soft);
    margin-left: 8px;
    font-weight: 900;
}

.courses-container.grid-view .course-price-free {
    display: flex;
}

.courses-container.grid-view .free-label {
    background: var(--accent);
    color: rgb(255, 255, 255);
    padding: 10px 18px;
    border-radius: 20px;
    font-size: 20px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-block;
}

.courses-container.grid-view .course-header {
    margin-bottom: 12px;
}

.courses-container.grid-view .course-title {
    font-size: 18px;
    color: var(--text);
    margin: 0;
    font-weight: 900;
    line-height: 1.3;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    min-height: 2.6em;
}

.courses-container.grid-view .course-description {
    color: var(--text-soft);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 15px;
    flex: 1;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    min-height: 4.5em;
}

.courses-container.grid-view .course-details {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 15px;
    padding: 15px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.courses-container.grid-view .detail-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-soft);
    min-width: 0;
}

.courses-container.grid-view .detail-item i {
    color: var(--primary);
    width: 14px;
    text-align: center;
    flex-shrink: 0;
    font-size: 12px;
}

.courses-container.grid-view .detail-label {
    font-weight: 900;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    min-width: 0;
}

.courses-container.grid-view .course-instructor {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 15px;
    padding: 10px;
    background: rgba(138, 79, 255, 0.05);
    border-radius: 8px;
    font-size: 12px;
    min-width: 0;
}

.courses-container.grid-view .course-instructor i {
    flex-shrink: 0;
    color: var(--primary);
    font-size: 12px;
}

.courses-container.grid-view .instructor-name {
    font-weight: 900;
    color: var(--text);
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    min-width: 0;
}

.courses-container.grid-view .course-actions {
    margin-top: auto;
}

.courses-container.grid-view .btn-block {
    width: 100%;
    padding: 12px;
    font-size: 14px;
}

/* стили для списка курсов (каталог и главная) */

.courses-container.list-view {
    display: flex;
    flex-direction: column;
    gap: 20px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 0;
    overflow: hidden;
}

.courses-container.list-view .grid-card {
    display: none !important;
}

.courses-container.list-view .list-card {
    display: flex;
    flex-direction: row;
    height: auto;
    min-height: 280px;  
    border-radius: 0;
    border: none;
    border-bottom: 1px solid var(--border);
    margin: 0;
    padding: 0;
    background: var(--surface);
    transition: background-color 0.2s ease;
}

.courses-container.list-view .list-card:hover {
    background: rgba(138, 79, 255, 0.05);
    transform: none;
    box-shadow: none;
}

.courses-container.list-view .list-card:last-child {
    border-bottom: none;
}

.courses-container.list-view .course-image {
    width: 260px;
    height: 100%;
    min-height: 220px;
    flex-shrink: 0;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.courses-container.list-view .course-category-badge {
    bottom: 12px;
    left: 12px;
    top: auto;
    background: rgba(0, 0, 0, 0.8);
    border-radius: 3px;
    font-size: 11px;
    padding: 5px 10px;
    max-width: calc(100% - 24px);
    backdrop-filter: none;
}

.courses-container.list-view .course-type-badge {
    top: 12px;
    right: 12px;
    background: rgba(0, 0, 0, 0.8);
    border-radius: 3px;
    font-size: 11px;
    padding: 5px 10px;
    max-width: calc(100% - 24px);
    backdrop-filter: none;
}

.courses-container.list-view .course-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    min-width: 0;
    padding-right: 10px;
}

.courses-container.list-view .course-header {
    margin-bottom: 10px;
}

.courses-container.list-view .course-title {
    font-size: 20px;
    color: var(--text);
    margin: 0 0 8px 0;
    font-weight: 900;
    line-height: 1.3;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    max-width: 100%;
}

.courses-container.list-view .course-title:hover {
    color: var(--primary);
}

.courses-container.list-view .course-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.courses-container.list-view .course-tag {
    background: rgba(138, 79, 255, 0.1);
    color: inherit;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
    border: 1px solid rgba(138, 79, 255, 0.3);
    display: flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
}

.courses-container.list-view .course-tag i {
    color: var(--primary);
}

.courses-container.list-view .course-description-list {
    color: var(--text-soft);
    font-size: 13px;
    line-height: 1.5;
    margin: 10px 0 15px 0;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    min-height: 3.9em;
    max-height: 5.85em;
    word-wrap: break-word;
}

.courses-container.list-view .course-details-row {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 12px;
    color: var(--text-soft);
    margin-top: auto;
    flex-wrap: wrap;
}

.courses-container.list-view .detail-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-soft);
}

.courses-container.list-view .detail-item i {
    color: var(--primary);
    font-size: 12px;
    width: 14px;
}

.courses-container.list-view .detail-label {
    font-weight: 900;
    white-space: nowrap;
}

.courses-container.list-view .course-sidebar {
    width: 220px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    padding: 20px;
    border-left: 1px solid var(--border);
    margin-left: auto;
}

.courses-container.list-view .course-price-section {
    text-align: right;
    margin-bottom: 20px;
    padding: 0;
    border: none;
}

.courses-container.list-view .course-price-main {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
}

.courses-container.list-view .price-wrapper {
    display: flex;
    align-items: baseline;
    gap: 2px;
}

.courses-container.list-view .course-price-amount {
    font-size: 36px;
    color: inherit;
    font-weight: 900;
    line-height: 1;
    letter-spacing: -1px;
}

.courses-container.list-view .course-price-currency {
    font-size: 24px;
    color: inherit;
    font-weight: 900;
}

[data-theme="dark"] .courses-container.list-view .course-price-amount,
[data-theme="dark"] .courses-container.list-view .course-price-currency {
    color: #ffffff;
}

.courses-container.list-view .course-price-info {
    font-size: 12px;
    color: var(--text-soft);
    font-weight: 900;
    margin-top: 3px;
}

.courses-container.list-view .course-price-free {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.courses-container.list-view .free-label-list {
    background: var(--accent);
    color: white;
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.courses-container.list-view .course-actions {
    width: 100%;
    display: flex;
    justify-content: flex-end;
}

.courses-container.list-view .btn-block {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 900;
    border-radius: 30px;
    min-width: 140px;
    justify-content: center;
}

.courses-container.list-view .course-instructor {
    position: absolute;
    bottom: 20px;
    left: 280px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-soft);
    background: none;
    padding: 0;
    margin: 0;
}

.courses-container.list-view .course-instructor i {
    color: var(--primary);
    font-size: 12px;
}

.courses-container.list-view .instructor-name {
    font-weight: 900;
    color: var(--text-soft);
}

/* адаптивность для списка курсов */

@media (max-width: 1200px) {
    .courses-container.grid-view {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 20px;
    }
    
    .courses-container.list-view .course-image {
        width: 220px;
        min-height: 280px;         
    }
    
    .courses-container.list-view .list-card {
        min-height: 280px;        
    }
    
    .courses-container.list-view .course-description-list {
        -webkit-line-clamp: 4;        
        min-height: 6.0em;
        max-height: 8.0em;
    }
    
    .courses-container.list-view .course-sidebar {
        width: 200px;
    }
    
    .courses-container.list-view .course-price-amount {
        font-size: 32px;
    }
    
    .courses-container.list-view .course-instructor {
        left: 240px;
    }
}

@media (max-width: 992px) {
    .courses-container.list-view .list-card {
        flex-direction: column;
        height: auto;
        min-height: auto;
        padding-bottom: 15px;
    }
    
    .courses-container.list-view .course-image {
        width: 100%;
        height: 200px;
        min-height: auto;
    }
    
    .courses-container.list-view .course-content {
        padding: 15px;
    }
    
    .courses-container.list-view .course-description-list {
        margin: 10px 0 15px 0;
        font-size: 14px;
        line-height: 1.5;
        -webkit-line-clamp: 4;    
        min-height: 6.0em;
        max-height: 8.0em;
    }
    
    .courses-container.list-view .course-sidebar {
        width: 100%;
        border-left: none;
        border-top: 1px solid var(--border);
        padding: 15px;
        align-items: center;
        flex-direction: row;
        justify-content: space-between;
        margin-top: 10px;
    }
    
    .courses-container.list-view .free-label-list {
        font-size: 12px;
        padding: 4px 12px;
    }
    
    .courses-container.list-view .btn-block {
        min-width: 120px;
        padding: 8px 16px;
    }
}

@media (max-width: 768px) {
    .courses-container.list-view .list-card {
        min-height: auto;
    }
    
    .courses-container.list-view .course-description-list {
        font-size: 13px;
        margin: 8px 0 12px 0;
        -webkit-line-clamp: 4;        
        min-height: 5.2em;
        max-height: 7.2em;
    }
    
    .courses-container.list-view .course-tags {
        margin-bottom: 10px;
    }
    
    .courses-container.list-view .course-sidebar {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 10px;
        padding: 12px;
    }
}

@media (max-width: 480px) {
    .courses-container.list-view .course-description-list {
        font-size: 12px;
        margin: 8px 0 10px 0;
        -webkit-line-clamp: 4;    
        min-height: 4.8em;
        max-height: 6.8em;
    }
    
    .courses-container.list-view .course-sidebar {
        flex-direction: column;
        gap: 10px;
        align-items: stretch;
    }
    
    .courses-container.list-view .course-price-section {
        text-align: center;
        margin-bottom: 5px;
    }
    
    .courses-container.list-view .free-label-list {
        font-size: 12px;
        padding: 4px 10px;
    }
    
    .courses-container.list-view .btn-block {
        width: 100%;
    }
}

/* стили для каталога курсов */

.catalog-page {
    padding: 40px 0;
}

.catalog-header {
    margin-bottom: 30px;
}

.catalog-title {
    font-size: 36px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
}

.catalog-subtitle {
    color: var(--text-soft);
    font-size: 16px;
}

.catalog-filters {
    margin-bottom: 30px;
}

.filter-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.filter-btn, .sort-btn {
    flex: 1;
    padding: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.filter-btn:hover, .sort-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.filter-badge {
    background: var(--primary);
    color: white;
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 10px;
    margin-left: 4px;
}

.active-filters {
    margin-top: 15px;
    padding: 15px;
    background: rgba(138, 79, 255, 0.05);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.active-filters-label {
    font-size: 12px;
    color: var(--text-soft);
    margin-right: 10px;
}

.filter-chips {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

.filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 12px;
    color: var(--text);
    font-weight: 900;
}

.filter-chip .remove-filter {
    color: var(--text-soft);
    transition: color 0.3s ease;
}

.filter-chip .remove-filter:hover {
    color: #e74c3c;
}

.clear-all-filters {
    background: transparent;
    border: none;
    color: var(--primary);
    font-size: 12px;
    font-weight: 900;
    cursor: pointer;
    padding: 6px 12px;
    text-decoration: none;
}

.clear-all-filters:hover {
    color: var(--accent);
}

/* стили для панели фильтров и сортировки */

.sort-panel, .filters-panel {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    z-index: 1100;
    overflow-y: auto;
}

.sort-options {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.sort-option {
    padding: 12px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    text-decoration: none;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sort-option:hover, .sort-option.active {
    background: rgba(138, 79, 255, 0.1);
    border-color: var(--primary);
    color: var(--primary);
}

.filters-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--border);
}

.filters-header h3 {
    font-size: 20px;
    font-weight: 900;
    color: var(--text);
    margin: 0;
}

.close-filters {
    background: transparent;
    border: none;
    color: var(--text-soft);
    font-size: 20px;
    cursor: pointer;
    padding: 5px;
}

.filters-content {
    padding: 20px;
}

.filter-section {
    margin-bottom: 25px;
}

.filter-section h4 {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 15px;
}

.filter-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.filter-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text);
    cursor: pointer;
}

.filter-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

.price-range-inputs {
    display: flex;
    align-items: center;
    gap: 8px;
}

.price-input {
    flex: 1;
    padding: 8px 12px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
}

.price-separator {
    color: var(--text-soft);
    font-size: 14px;
}

.filters-footer {
    display: flex;
    gap: 10px;
    padding: 20px;
    border-top: 1px solid var(--border);
}

.apply-filters-btn {
    flex: 2;
    padding: 12px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-weight: 900;
    cursor: pointer;
    transition: all 0.3s ease;
}

.apply-filters-btn:hover {
    background: var(--primary-dark);
}

.clear-filters-btn {
    flex: 1;
    padding: 12px;
    background: transparent;
    color: var(--text-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-weight: 900;
    text-decoration: none;
    text-align: center;
    transition: all 0.3s ease;
}

.clear-filters-btn:hover {
    border-color: #e74c3c;
    color: #e74c3c;
}

.catalog-view-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.catalog-view-controls .view-btn {
    flex: 1;
    justify-content: center;
}

/* стили для результатов каталога */

.catalog-results {
    margin-top: 30px;
}

.results-count {
    margin-bottom: 20px;
    color: var(--text-soft);
    font-size: 14px;
}

/* стили для отображения настроек пагинации на страницах */

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 40px;
}

.page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    color: var(--text);
    text-decoration: none;
    font-weight: 900;
    transition: all 0.3s ease;
}

.page-link:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.page-link.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* стили для страницы авторизации */

.auth-page {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    position: relative;
    overflow: hidden;
}

.auth-wrapper {
    width: 100%;
    max-width: 460px;
    margin: 0 auto;
}

.auth-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 2;
    backdrop-filter: blur(10px);
    animation: authFadeIn 0.5s ease-out;
}

@keyframes authFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.auth-logo i {
    font-size: 48px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-title {
    font-size: 32px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.auth-subtitle {
    color: var(--text-soft);
    font-size: 16px;
    font-weight: 900;
}

.auth-form {
    margin-bottom: 20px;
}

.auth-form-group {
    margin-bottom: 20px;
}

.auth-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.auth-label i {
    color: var(--primary);
    margin-right: 6px;
    width: 16px;
}

.auth-input-wrapper {
    position: relative;
}

.auth-input-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-soft);
    z-index: 2;
    font-size: 16px;
    transition: color 0.3s ease;
}

.auth-input {
    width: 100%;
    padding: 14px 16px 14px 45px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 15px;
    transition: all 0.3s ease;
}

.auth-input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(138, 79, 255, 0.15);
}

.auth-input:focus + .auth-input-icon {
    color: var(--primary);
}

.auth-input::placeholder {
    color: var(--text-soft);
    opacity: 0.5;
    font-weight: 900;
}

.auth-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 10px;
}

.auth-remember {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.auth-remember input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

.auth-remember span {
    color: var(--text-soft);
    font-weight: 900;
    font-size: 14px;
}

.auth-forgot-link {
    color: var(--primary);
    text-decoration: underline;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
    border-bottom: 1px dashed transparent;
}

[data-theme="dark"] .auth-forgot-link {
    color: var(--text-soft-dark);
}


.auth-forgot-link:hover {
    color: var(--accent);
}

.auth-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #8A4FFF 0%, #6B31CC 100%);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.auth-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(138, 79, 255, 0.3);
}

.auth-btn:active {
    transform: translateY(0);
}

.auth-btn i {
    font-size: 18px;
    transition: transform 0.3s ease;
}

.auth-btn:hover i {
    transform: translateX(5px);
}

.auth-divider {
    position: relative;
    text-align: center;
    margin: 25px 0;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border);
    z-index: 1;
}

.auth-divider span {
    position: relative;
    z-index: 2;
    background: var(--surface);
    padding: 0 15px;
    color: var(--text-soft);
    font-size: 14px;
    font-weight: 900;
}

.auth-register-link {
    text-align: center;
    margin-top: 20px;
}

.auth-register-text {
    color: var(--text-soft);
    font-size: 15px;
    font-weight: 900;
}

.auth-register-link-btn {
    color: var(--primary);
    text-decoration: underline;
    font-weight: 900;
    margin-left: 5px;
    transition: all 0.3s ease;
    border-bottom: 2px solid transparent;
}

[data-theme="dark"] .auth-register-link-btn {
     color: var(--text-soft-dark);
}


.auth-register-link-btn:hover {
    color: var(--accent);
}

.auth-register-link-btn i {
    margin-left: 5px;
    font-size: 14px;
}

.auth-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-bottom: 20px;
    color: #e74c3c;
    font-weight: 900;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    animation: authShake 0.5s ease;
}

@keyframes authShake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.auth-error i {
    font-size: 16px;
}

@media (max-width: 768px) {
    .auth-card {
        padding: 30px 20px;
    }
    
    .auth-title {
        font-size: 28px;
    }
    
    .auth-subtitle {
        font-size: 14px;
    }
    
    .auth-logo i {
        font-size: 40px;
    }
    
    .auth-btn {
        padding: 14px;
        font-size: 15px;
    }
    
    .auth-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .auth-card {
        padding: 25px 15px;
    }
    
    .auth-title {
        font-size: 24px;
    }
    
    .auth-logo i {
        font-size: 36px;
    }
    
    .auth-input {
        padding: 12px 16px 12px 40px;
        font-size: 14px;
    }
    
    .auth-btn {
        padding: 12px;
        font-size: 14px;
    }
}

[data-theme="dark"] .auth-card {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .auth-input {
    background: rgba(26, 35, 87, 0.8);
}

[data-theme="light"] .auth-card {
    box-shadow: 0 20px 40px rgba(117, 25, 255, 0.15);
}

[data-theme="light"] .auth-input {
    background: rgba(255, 255, 255, 0.9);
}


/* стили для страницы профиля */

.profile-page {
    padding: 40px 0;
    min-height: calc(100vh - 80px);
    position: relative;
}

.profile-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.profile-layout {
    display: flex;
    gap: 30px;
}

/* боковое меню профиля */
.profile-sidebar {
    width: 280px;
    flex-shrink: 0;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 30px 20px;
    position: sticky;
    top: 100px;
    height: fit-content;
    z-index: 10;
}

.profile-avatar-large {
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.profile-avatar-large i {
    font-size: 80px;
    color: white;
}

.profile-avatar-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-name-sidebar {
    text-align: center;
    margin-bottom: 30px;
}

.profile-name-sidebar h3 {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.profile-role-badge {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(138, 79, 255, 0.1);
    color: var(--primary);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.profile-role-badge.admin {
    background: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
}

.profile-nav {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 30px;
}

.profile-nav-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: transparent;
    border: none;
    border-radius: var(--radius);
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-weight: 900;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    text-align: left;
    position: relative;
    z-index: 11;
}

.profile-nav-btn i {
    width: 20px;
    font-size: 16px;
}

.profile-nav-btn:hover {
    background: rgba(138, 79, 255, 0.08);
    color: var(--primary);
}

.profile-nav-btn.active {
    background: var(--primary);
    color: #ffffff !important;
}

.profile-nav-btn.active i {
    color: #ffffff !important;
}


.profile-sidebar-footer {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.profile-sidebar-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: var(--radius);
    color: var(--text-soft);
    text-decoration: none;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.profile-sidebar-btn:hover {
    background: rgba(138, 79, 255, 0.08);
    color: var(--primary);
}

.profile-sidebar-btn.logout:hover {
    background: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
}

.profile-content {
    flex: 1;
    position: relative;
    z-index: 1;
}

.profile-messages {
    margin-bottom: 25px;
}

.profile-message {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-weight: 900;
    font-size: 14px;
}

.profile-message-success {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: #2ecc71;
}

.profile-message-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
}

.profile-message-info {
    background: rgba(52, 152, 219, 0.1);
    border: 1px solid rgba(52, 152, 219, 0.3);
    color: #3498db;
}


.profile-tab {
    display: none;
}

.profile-tab.active {
    display: block;
    animation: profileFadeIn 0.3s ease;
}

@keyframes profileFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.profile-card {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 30px;
}

.profile-card-header {
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
}

.profile-card-header h2 {
    font-size: 22px;
    font-weight: 900;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.profile-card-header h2 i {
    color: var(--primary);
}

.profile-card-header p {
    color: var(--text-soft);
    font-size: 14px;
    margin-top: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.profile-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.profile-info-item {
    padding: 15px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.profile-info-label {
    font-size: 12px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.profile-info-label i {
    color: var(--primary);
    font-size: 12px;
}

.profile-info-value {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    word-break: break-word;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.profile-password-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.profile-form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.profile-form-group label {
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.profile-form-group input {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
}

.profile-form-group input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(138, 79, 255, 0.1);
}

.profile-form-error {
    color: #e74c3c;
    font-size: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.admin-stat-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
}

.admin-stat-card.primary {
    border-top: 3px solid #3498db;
}

.admin-stat-card.success {
    border-top: 3px solid #2ecc71;
}

.admin-stat-card.warning {
    border-top: 3px solid #f1c40f;
}

.admin-stat-card.info {
    border-top: 3px solid #9b59b6;
}

.admin-stat-value {
    font-size: 32px;
    font-weight: 900;
    margin-bottom: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="dark"] .admin-stat-value {
    color: #ffffff;
}

[data-theme="light"] .admin-stat-value {
    color: var(--primary);
}

.admin-stat-label {
    font-size: 14px;
    color: var(--text-soft);
    font-weight: 900;
    margin-bottom: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-stat-detail {
    font-size: 11px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-analytics-section {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 30px;
}

.admin-analytics-section h3 {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 20px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-chart-container {
    height: 300px;
    position: relative;
}

.admin-analytics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.admin-analytics-card {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 20px;
}

.admin-analytics-card h3 {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-role-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.admin-role-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}

.admin-role-item:last-child {
    border-bottom: none;
}

.admin-role-name {
    font-size: 14px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-role-count {
    font-size: 14px;
    font-weight: 900;
    color: var(--primary);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-role-count {
    font-size: 14px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="dark"] .admin-role-count {
    color: #ffffff;
}

[data-theme="light"] .admin-role-count {
    color: #1A2357;
}

.admin-popular-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.admin-popular-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}

.admin-popular-item:last-child {
    border-bottom: none;
}

.admin-course-name {
    font-size: 14px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-enrollment-count {
    font-size: 14px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="dark"] .admin-enrollment-count {
    color: #ffffff !important;
}

[data-theme="light"] .admin-enrollment-count {
    color: #1A2357 !important;
}


/*стили для страниц подтверждения пользователей */

.ver-page {
    padding: 40px 0;
    min-height: calc(100vh - 80px);
}

.ver-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.ver-title {
    font-size: 32px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.ver-subtitle {
    color: var(--text-soft);
    font-size: 16px;
    margin-bottom: 30px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.ver-messages {
    margin-bottom: 25px;
}

.ver-message {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 900;
    font-size: 14px;
    animation: verSlideIn 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.ver-message-success {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: #2ecc71;
}

.ver-message-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
}

.ver-message-warning {
    background: rgba(241, 196, 15, 0.1);
    border: 1px solid rgba(241, 196, 15, 0.3);
    color: #f1c40f;
}

@keyframes verSlideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.ver-filters-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 30px;
}

.ver-filter-form {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: flex-end;
}

.ver-search-bar {
    flex: 2;
    min-width: 250px;
}

.ver-search-bar input {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
}

.ver-search-bar input:focus {
    border-color: var(--primary);
    outline: none;
}

.ver-select-filter {
    flex: 1;
    min-width: 180px;
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
    cursor: pointer;
}

.ver-btn {
    padding: 12px 24px;
    border-radius: var(--radius);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-weight: 900;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: none;
}

.ver-btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.ver-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(138, 79, 255, 0.3);
}

.ver-btn-secondary {
    background: transparent;
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.ver-btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.ver-table-container {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow-x: auto;
}

.ver-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 1000px;
}

.ver-table th {
    background: rgba(138, 79, 255, 0.05);
    padding: 16px 12px;
    text-align: left;
    font-weight: 900;
    color: var(--text);
    border-bottom: 2px solid var(--border);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.ver-table td {
    padding: 16px 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text-soft);
    font-size: 13px;
    vertical-align: middle;
}

.ver-table tr:hover td {
    background: rgba(138, 79, 255, 0.03);
}

.ver-role-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
}

.ver-role-metodist {
    background: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
}

.ver-role-teacher {
    background: rgba(52, 152, 219, 0.2);
    color: #3498db;
}

.ver-status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
}

.ver-status-verified {
    background: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
}

.ver-status-pending {
    background: rgba(241, 196, 15, 0.2);
    color: #f1c40f;
}

.ver-actions {
    display: flex;
    gap: 8px;
}

.ver-action-view {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(138, 79, 255, 0.1);
    color: var(--primary);
    border-radius: 6px;
    text-decoration: none;
    font-weight: 900;
    font-size: 12px;
    transition: all 0.3s ease;
}

.ver-action-view:hover {
    background: var(--primary);
    color: white;
}

.ver-empty {
    text-align: center;
    padding: 60px 20px !important;
    color: var(--text-soft);
    font-size: 16px;
}

.ver-empty i {
    font-size: 64px;
    margin-bottom: 20px;
    opacity: 0.5;
    display: block;
}

.ver-pagination {
    display: flex;
    justify-content: center;
    margin-top: 30px;
}

.ver-pagination-links {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
}

.ver-pagination-links a {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 8px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-soft);
    text-decoration: none;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
}

.ver-pagination-links a:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.ver-pagination-current {
    padding: 8px 16px;
    color: var(--text);
    font-weight: 900;
}

.ver-detail-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 30px;
}

.ver-detail-grid {
    padding: 30px;
}

.ver-detail-section {
    margin-bottom: 30px;
}

.ver-detail-section:last-child {
    margin-bottom: 0;
}

.ver-detail-section-title {
    font-size: 20px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.ver-detail-section-title i {
    color: var(--primary);
}

.ver-detail-section p {
    margin-bottom: 12px;
    color: var(--text-soft);
    font-size: 15px;
}

.ver-detail-section p strong {
    color: var(--text);
    display: inline-block;
    min-width: 180px;
}

.ver-document-preview {
    margin-top: 10px;
    padding: 15px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.ver-document-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(138, 79, 255, 0.1);
    color: var(--primary);
    border-radius: 6px;
    text-decoration: none;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
}

.ver-document-link:hover {
    background: var(--primary);
    color: white;
}

.ver-document-info {
    display: block;
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-soft);
}

.ver-verification-actions {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
}

.ver-verification-actions h2 {
    font-size: 24px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 20px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.ver-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.ver-form-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ver-form-label {
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.ver-form-label i {
    color: var(--primary);
    margin-right: 6px;
}

.ver-form-textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
    resize: vertical;
    min-height: 100px;
}

.ver-form-textarea:focus {
    border-color: var(--primary);
    outline: none;
}

.ver-form-help-text {
    font-size: 12px;
    color: var(--text-soft);
    margin-top: 5px;
}

.ver-buttons {
    display: flex;
    gap: 15px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.ver-btn-approve {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
    color: white;
}

.ver-btn-approve:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(46, 204, 113, 0.3);
}

.ver-btn-reject {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
}

.ver-btn-reject:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

.ver-status-already {
    text-align: center;
    padding: 40px;
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    border-radius: var(--radius);
    margin-bottom: 20px;
}

.ver-status-already p {
    color: #2ecc71;
    font-size: 18px;
    font-weight: 900;
}

.ver-detail-actions {
    text-align: center;
}

@media (max-width: 768px) {
    .ver-title {
        font-size: 24px;
    }
    
    .ver-filter-form {
        flex-direction: column;
    }
    
    .ver-search-bar,
    .ver-select-filter,
    .ver-btn {
        width: 100%;
    }
    
    .ver-detail-section p strong {
        display: block;
        margin-bottom: 5px;
    }
    
    .ver-buttons {
        flex-direction: column;
    }
    
    .ver-btn-approve,
    .ver-btn-reject,
    .ver-btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .ver-detail-grid {
        padding: 20px;
    }
}

/* бэкапы - стили доп */
.backup-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    visibility: hidden;
    opacity: 0;
    transition: all 0.3s ease;
}

.backup-modal.active {
    visibility: visible;
    opacity: 1;
}

.backup-modal .modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 10001;
}

.backup-modal .modal-container {
    position: relative;
    z-index: 10002;
    background: var(--surface);
    border-radius: var(--radius);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.backup-modal .modal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    position: relative;
}

.backup-modal .modal-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
    flex-shrink: 0;
}

.backup-modal .modal-icon.warning {
    background: linear-gradient(135deg, #f39c12, #e67e22);
}

.backup-modal .modal-icon.danger {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.backup-modal .modal-title {
    font-size: 20px;
    font-weight: 900;
    color: var(--text);
    margin: 0;
    flex: 1;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.backup-modal .modal-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-soft);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.backup-modal .modal-close:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: rotate(90deg);
}

.backup-modal .modal-body {
    padding: 24px;
}

.backup-modal .modal-message p {
    margin-bottom: 16px;
    color: var(--text-soft);
    line-height: 1.6;
    font-size: 15px;
}

.backup-modal .modal-highlight {
    background: rgba(138, 79, 255, 0.1);
    border: 1px solid var(--primary);
    border-radius: var(--radius);
    padding: 12px;
    font-weight: 900;
    color: var(--primary);
    text-align: center;
    margin-bottom: 20px;
    font-size: 16px;
}

.backup-modal .warning-box-modal {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: var(--radius);
    margin-top: 16px;
}

.backup-modal .warning-box-modal i {
    font-size: 24px;
    color: #e74c3c;
    flex-shrink: 0;
}

.backup-modal .warning-box-modal strong {
    color: #e74c3c;
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
}

.backup-modal .warning-box-modal span {
    color: var(--text-soft);
    font-size: 13px;
}

.backup-modal .modal-danger-text {
    color: #e74c3c;
    font-weight: 900;
    font-size: 18px;
    text-align: center;
    margin: 15px 0;
}

.backup-modal .confirm-input-group {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
}

.backup-modal .confirm-input-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
}

.backup-modal .confirm-input {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
    text-align: center;
    letter-spacing: 1px;
}

.backup-modal .confirm-input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(138, 79, 255, 0.1);
}

.backup-modal .modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 20px 24px;
    border-top: 1px solid var(--border);
}

.backup-modal .modal-btn {
    padding: 12px 24px;
    border-radius: var(--radius);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-weight: 900;
    font-size: 14px;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.backup-modal .modal-btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.backup-modal .modal-btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(138, 79, 255, 0.3);
}

.backup-modal .modal-btn-danger {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
}

.backup-modal .modal-btn-danger:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

.backup-modal .modal-btn-secondary {
    background: transparent;
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.backup-modal .modal-btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.backup-modal .modal-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.backup-modal .modal-btn.modal-btn-secondary i,
.backup-modal .modal-btn.modal-btn-primary i,
.backup-modal .modal-btn.modal-btn-danger i {
    font-size: 14px;
}

@media (max-width: 768px) {
    .backup-modal .modal-container {
        width: 95%;
        max-width: 95%;
        margin: 20px;
    }
    
    .backup-modal .modal-header {
        padding: 16px 20px;
    }
    
    .backup-modal .modal-title {
        font-size: 18px;
    }
    
    .backup-modal .modal-body {
        padding: 20px;
    }
    
    .backup-modal .modal-footer {
        padding: 16px 20px;
        flex-direction: column;
    }
    
    .backup-modal .modal-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .backup-modal .modal-icon {
        width: 32px;
        height: 32px;
        font-size: 16px;
    }
    
    .backup-modal .modal-title {
        font-size: 16px;
    }
    
    .backup-modal .modal-message p {
        font-size: 14px;
    }
}

.admin-registration-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.admin-registration-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}

.admin-registration-item:last-child {
    border-bottom: none;
}

.admin-reg-date {
    font-size: 14px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-reg-count {
    font-size: 14px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="dark"] .admin-reg-count {
    color: #ffffff;
}

[data-theme="light"] .admin-reg-count {
    color: #1A2357;
}

.admin-no-data {
    text-align: center;
    color: var(--text-soft);
    padding: 20px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.profile-btn {
    padding: 12px 24px;
    border-radius: var(--radius);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-weight: 900;
    font-size: 14px;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.profile-btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.profile-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(138, 79, 255, 0.3);
}

.profile-btn-secondary {
    background: transparent;
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.profile-btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.badge-success {
    background: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 900;
    display: inline-block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.badge-warning {
    background: rgba(241, 196, 15, 0.2);
    color: #f1c40f;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 900;
    display: inline-block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

@media (max-width: 992px) {
    .profile-layout {
        flex-direction: column;
    }
    
    .profile-sidebar {
        width: 100%;
        position: static;
    }
    
    .profile-info-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .admin-analytics-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .admin-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .profile-nav {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .profile-nav-btn {
        flex: 1;
        justify-content: center;
    }
}

.profile-edit-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.profile-form-group {
    margin-bottom: 5px;
}

.profile-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.profile-form-group label i {
    color: var(--primary);
    margin-right: 6px;
}

.profile-form-group .form-control {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
    transition: all 0.3s ease;
}

.profile-form-group .form-control:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(138, 79, 255, 0.1);
}

.profile-form-group .form-control.is-invalid {
    border-color: #e74c3c;
}

.profile-form-error {
    color: #e74c3c;
    font-size: 12px;
    margin-top: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.profile-form-error i {
    font-size: 10px;
    margin-right: 4px;
}

.form-text {
    font-size: 11px;
    color: var(--text-soft);
    margin-top: 5px;
    display: block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    opacity: 0.8;
}

.profile-form-actions {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    text-align: right;
}

@media (max-width: 768px) {
    .profile-edit-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .profile-form-actions {
        text-align: center;
    }
}


/* стили для выпадающего меню профиля */

.header-profile-dropdown {
    position: relative;
    display: inline-block;
}

.header-profile-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--primary);
    color: white;
    border-radius: var(--radius);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    cursor: pointer;
    white-space: nowrap;
}

.header-profile-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(138, 79, 255, 0.3);
}

.header-profile-btn i {
    font-size: 16px;
}

.header-profile-btn .profile-name {
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.header-profile-btn .dropdown-arrow {
    font-size: 12px;
    margin-left: 4px;
    transition: transform 0.3s ease;
}

.header-profile-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.header-profile-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 267px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    z-index: 1100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    margin-top: 8px;
    overflow: hidden;
}

.header-profile-dropdown:hover .header-profile-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.header-profile-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text);
    text-decoration: none;
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
    cursor: pointer;
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
}

.header-profile-item i {
    width: 18px;
    color: var(--primary);
    font-size: 14px;
    transition: color 0.2s ease;
}

.header-profile-item:hover {
    background: rgba(138, 79, 255, 0.08);
    border-left-color: var(--primary);
    padding-left: 20px;
}

.header-profile-item:hover i {
    color: var(--primary);
}

.header-profile-divider {
    height: 1px;
    background: var(--border);
    margin: 8px 0;
}

.header-profile-logout {
    color: #e74c3c;
}

.header-profile-logout i {
    color: #e74c3c;
}

.header-profile-logout:hover {
    background: rgba(231, 76, 60, 0.1);
    border-left-color: #e74c3c;
}

.header-profile-logout:hover i {
    color: #e74c3c;
}

.header-logout-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
    margin-left: 8px;
}

.header-logout-circle:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.header-logout-circle i {
    font-size: 16px;
}

/* стили для мобильной версии - скрытие выпадающего меню */

@media (max-width: 1199px) {
    .header-profile-dropdown {
        display: none;
    }
    
    .header-logout-circle {
        display: none;
    }
    
    .mobile-auth .btn-profile,
    .mobile-auth .btn-login {
        display: flex;
        width: 100%;
        justify-content: center;
    }
}

/* стили для десктопа - открытое выпадающее меню */

@media (min-width: 1200px) {
    .auth-buttons {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    
    .auth-buttons .btn-profile {
        display: none;
    }
}

@keyframes profileMenuFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.header-profile-menu {
    animation: profileMenuFadeIn 0.3s ease;
}

[data-theme="dark"] .header-profile-menu {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .header-profile-item:hover {
    background: rgba(138, 79, 255, 0.15);
}

[data-theme="light"] .header-profile-menu {
    box-shadow: 0 10px 25px rgba(117, 25, 255, 0.1);
}

[data-theme="light"] .header-profile-item:hover {
    background: rgba(117, 25, 255, 0.05);
}


/* стили для отображаемых сообщений об успехе, какой-то информации или ошибках */

.alert-success {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-bottom: 20px;
    color: #2ecc71;
    font-weight: 900;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    animation: fadeIn 0.5s ease;
}

.alert-success i {
    font-size: 16px;
    color: #2ecc71;
}

.alert-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-bottom: 20px;
    color: #e74c3c;
    font-weight: 900;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    animation: fadeIn 0.5s ease;
}

.alert-error i {
    font-size: 16px;
    color: #e74c3c;
}

.alert-info {
    background: rgba(52, 152, 219, 0.1);
    border: 1px solid rgba(52, 152, 219, 0.3);
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-bottom: 20px;
    color: #3498db;
    font-weight: 900;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

[data-theme="light"] .alert-success {
    background: rgba(46, 204, 113, 0.25);
    border: 1px solid rgba(46, 204, 113, 0.6);
    color: #1a7a3a;
}

[data-theme="light"] .alert-success i {
    color: #1a7a3a;
}

[data-theme="light"] .alert-error {
    background: rgba(231, 76, 60, 0.25);
    border: 1px solid rgba(231, 76, 60, 0.6);
    color: #a82313;
}

[data-theme="light"] .alert-error i {
    color: #a82313;
}

[data-theme="light"] .alert-info {
    background: rgba(52, 152, 219, 0.25);
    border: 1px solid rgba(52, 152, 219, 0.6);
    color: #1a5a8a;
}

[data-theme="light"] .alert-info i {
    color: #1a5a8a;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* стили для ошибках в формах */

.input-error {
    border-color: #e74c3c !important;
    background: rgba(231, 76, 60, 0.05) !important;
}

.input-error:focus {
    border-color: #e74c3c !important;
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.15) !important;
}

.field-error {
    display: block;
    color: #e74c3c;
    font-size: 12px;
    font-weight: 900;
    margin-top: 5px;
    margin-left: 5px;
}

.alert {
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-bottom: 20px;
    font-weight: 900;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    animation: fadeIn 0.5s ease;
}

.alert-success {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: #2ecc71;
}

.alert-success i {
    color: #2ecc71;
}

.alert-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
}

.alert-error i {
    color: #e74c3c;
}

.alert-info {
    background: rgba(52, 152, 219, 0.1);
    border: 1px solid rgba(52, 152, 219, 0.3);
    color: #3498db;
}

.alert-info i {
    color: #3498db;
}

.alert-warning {
    background: rgba(241, 196, 15, 0.1);
    border: 1px solid rgba(241, 196, 15, 0.3);
    color: #f1c40f;
}

.alert-warning i {
    color: #f1c40f;
}


/* стили для страницы детального просмотра информации о выбранном курсе */

.course-detail-page {
    padding: 40px 0;
}

.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 30px;
    font-size: 14px;
    color: var(--text-soft);
}

.breadcrumbs a {
    color: var(--text-soft);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumbs a:hover {
    color: var(--primary);
}

.breadcrumbs i {
    font-size: 10px;
    color: var(--text-soft);
}

.course-detail-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 40px;
}

.course-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.course-detail-title {
    font-size: 32px;
    font-weight: 900;
    color: var(--text);
    margin: 0;
}

.course-detail-price {
    text-align: right;
}

.price-amount {
    font-size: 32px;
    font-weight: 900;
    color: var(--primary);
}

.price-currency {
    font-size: 20px;
    color: var(--text-soft);
    margin-left: 2px;
}

.price-free {
    font-size: 24px;
    font-weight: 900;
    color: #2ecc71;
}

.course-detail-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.meta-rating, .meta-students {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 14px;
    color: var(--text-soft);
}

.meta-rating i {
    color: #ffc107;
}

.meta-students i {
    color: var(--primary);
}

.rating-count {
    color: var(--text-soft);
    font-size: 12px;
}

.course-detail-image {
    width: 100%;
    height: 400px;
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 30px;
    background: linear-gradient(135deg, rgba(138, 79, 255, 0.1) 0%, rgba(255, 79, 216, 0.05) 100%);
}

.course-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.course-detail-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
}

.course-detail-image-placeholder i {
    font-size: 100px;
    color: white;
    opacity: 0.8;
}

.course-detail-section {
    margin-bottom: 40px;
}

.section-title {
    font-size: 24px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border);
}

.course-description-full {
    color: var(--text-soft);
    line-height: 1.8;
    font-size: 16px;
}

.course-specs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.spec-item {
    padding: 15px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.spec-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-soft);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.spec-label i {
    color: var(--primary);
}

.spec-value {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
}

.author-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
}

.author-info {
    flex: 1;
}

.author-name {
    font-size: 20px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 5px;
}

.author-position {
    color: var(--primary);
    font-size: 14px;
    margin-bottom: 5px;
}

.author-institution {
    color: var(--text-soft);
    font-size: 12px;
}

.reviews-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
}

.review-item {
    padding: 20px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.reviewer-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.reviewer-name {
    font-weight: 900;
    color: var(--text);
}

.review-date {
    font-size: 12px;
    color: var(--text-soft);
}

.review-rating {
    color: #ffc107;
}

.review-rating i {
    font-size: 12px;
    margin-right: 2px;
    opacity: 0.3;
}

.review-rating i.active {
    opacity: 1;
}

.review-content {
    color: var(--text-soft);
    line-height: 1.6;
    font-size: 14px;
}

.no-reviews {
    text-align: center;
    padding: 40px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px dashed var(--border);
    margin-bottom: 30px;
}

.no-reviews i {
    font-size: 48px;
    color: var(--text-soft);
    margin-bottom: 15px;
    opacity: 0.5;
}

.no-reviews p {
    color: var(--text-soft);
    font-size: 16px;
}

.add-review {
    margin-top: 20px;
}

#reviewForm {
    margin-top: 20px;
    padding: 20px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.rating-input {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.rating-input span {
    color: var(--text);
    font-weight: 900;
}

.stars {
    display: flex;
    flex-direction: row-reverse;
    gap: 5px;
}

.stars input {
    display: none;
}

.stars label {
    font-size: 24px;
    color: var(--text-soft);
    cursor: pointer;
    transition: color 0.3s ease;
}

.stars input:checked ~ label,
.stars label:hover,
.stars label:hover ~ label {
    color: #ffc107;
}

#reviewForm textarea {
    width: 100%;
    padding: 12px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: inherit;
    margin-bottom: 15px;
    resize: vertical;
}

.course-detail-sidebar {
    position: sticky;
    top: 100px;
    align-self: start;
}

.sidebar-card {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 25px;
}

.sidebar-price {
    text-align: center;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.price-large {
    font-size: 36px;
    font-weight: 900;
    color: var(--primary);
}

.price-free-large {
    font-size: 28px;
    font-weight: 900;
    color: #2ecc71;
}

.sidebar-actions {
    margin-bottom: 25px;
}

.btn-block {
    width: 100%;
    padding: 14px;
    font-size: 16px;
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.btn-secondary {
    background: var(--surface);
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.sidebar-info {
    margin-bottom: 25px;
    padding: 15px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.info-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    color: var(--text-soft);
    font-size: 14px;
}

.info-item i {
    color: var(--primary);
    width: 20px;
}

.sidebar-share {
    text-align: center;
}

.sidebar-share span {
    display: block;
    color: var(--text-soft);
    font-size: 12px;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.share-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.share-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.share-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.badge-success {
    background: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 900;
}

.badge-warning {
    background: rgba(241, 196, 15, 0.2);
    color: #f1c40f;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 900;
}

.badge-neutral {
    background: rgba(138, 79, 255, 0.2);
    color: var(--primary);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 900;
}

@media (max-width: 992px) {
    .course-detail-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .course-detail-sidebar {
        position: static;
    }
    
    .course-specs {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .course-detail-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .course-detail-title {
        font-size: 24px;
    }
    
    .course-detail-image {
        height: 250px;
    }
    
    .review-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .author-card {
        flex-direction: column;
        text-align: center;
    }
}


/* стили для материалов курса (открывающийся аккордеон с пунктами) */

.course-materials-accordion {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 20px;
}

.accordion-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all 0.3s ease;
}

.accordion-item:hover {
    border-color: var(--primary);
}

.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    cursor: pointer;
    background: var(--surface);
    transition: background-color 0.3s ease;
}

.accordion-header:hover {
    background: rgba(138, 79, 255, 0.05);
}

.accordion-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.lecture-order {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    font-size: 12px;
    font-weight: 900;
}

.lecture-name {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
}

.accordion-icon {
    color: var(--text-soft);
    transition: transform 0.3s ease;
    font-size: 14px;
}

.accordion-content {
    display: none;
    padding: 0 20px 20px 20px;
    border-top: 1px solid var(--border);
    background: rgba(138, 79, 255, 0.02);
}

.accordion-item.active .accordion-content {
    display: block;
}

.materials-subsection {
    margin-top: 16px;
}

.materials-subsection:first-child {
    margin-top: 0;
}

.subsection-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 12px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--border);
}

.materials-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.material-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 8px;
    transition: background-color 0.2s ease;
    cursor: pointer;
}

.material-item:hover {
    background: rgba(138, 79, 255, 0.05);
}

.material-icon {
    width: 18px;
    font-size: 14px;
}

.material-name {
    font-size: 14px;
    color: var(--text-soft);
    transition: color 0.2s ease;
}

.material-item:hover .material-name {
    color: var(--primary);
}

.no-materials {
    padding: 20px;
    text-align: center;
    color: var(--text-soft);
    font-size: 13px;
    background: rgba(138, 79, 255, 0.03);
    border-radius: 8px;
    margin-top: 10px;
}

@media (max-width: 768px) {
    .lecture-name {
        font-size: 15px;
    }
    
    .lecture-order {
        width: 24px;
        height: 24px;
        font-size: 11px;
    }
    
    .accordion-header {
        padding: 14px 16px;
    }
    
    .accordion-content {
        padding: 0 16px 16px 16px;
    }
}

/* стили для страницы о нас (about-page) */

.about-page {
    background: var(--bg);
    min-height: 100vh;
    padding: 40px 0;
}

.about-title {
    font-size: 3rem;
    font-weight: 900;
    color: white;  
    position: relative;
    margin-bottom: 20px;
    margin-top: 40px;
    text-align: center; 
    width: 100%; 
    display: block; 
}

[data-theme="light"] .about-title {
    color: var(--text); 
}

.about-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%; 
    transform: translateX(-50%); 
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), transparent);
    border-radius: 2px;
}

.about-text .lead {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text);
    opacity: 0.9;
    margin-bottom: 30px;
    text-align: justify; 
}

.cosmic-quote {
    font-size: 1.3rem;
    color: var(--primary);
    font-style: italic;
    text-align: center;
    padding: 20px;
    background: rgba(138, 79, 255, 0.1);
    border-radius: 50px;
    border: 1px solid rgba(138, 79, 255, 0.3);
    margin: 30px 0;
}

.cosmic-quote i {
    margin: 0 10px;
    color: var(--primary);
}

.about-advantages {
    list-style: none;
    padding: 0;
    margin: 30px 0;
    text-align: left; 
}

.about-advantages li {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    background: rgba(138, 79, 255, 0.05);
    border-radius: 10px;
    transition: var(--transition);
    margin-bottom: 10px;
}

.about-advantages li:last-child {
    margin-bottom: 0;
}

.about-advantages li:hover {
    transform: translateX(10px);
    background: rgba(138, 79, 255, 0.1);
}

.about-advantages i {
    font-size: 1.3rem;
    color: var(--primary);
    margin-right: 15px;
    flex-shrink: 0;
}

.about-advantages strong {
    color: var(--primary);
    margin-right: 5px;
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    margin: 20px 0;
}

.about-image-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(138, 79, 255, 0.3), transparent);
    z-index: 1;
    pointer-events: none;
}

.about-image {
    width: 100%;
    height: auto;
    transition: transform 0.5s ease;
    display: block;
}

.about-image-wrapper:hover .about-image {
    transform: scale(1.05);
}

.faq-section {
    background: linear-gradient(135deg, rgba(138, 79, 255, 0.1), transparent);
    padding: 60px 0;
    margin: 60px 0;
}

.faq-section .container {
    max-width: 900px;
}

.faq-title {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 20px;
    text-align: center;
}

.faq-divider {
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), transparent);
    border: none;
    margin: 0 auto 50px;
}

.course-materials-accordion {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

.course-materials-accordion .accordion-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all 0.3s ease;
}

.course-materials-accordion .accordion-item:hover {
    border-color: var(--primary);
}

.course-materials-accordion .accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    background: var(--surface);
    transition: all 0.3s ease;
}

.course-materials-accordion .accordion-header:hover {
    background: rgba(138, 79, 255, 0.05);
}

.course-materials-accordion .accordion-header.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.course-materials-accordion .accordion-header.active .lecture-name,
.course-materials-accordion .accordion-header.active .accordion-icon {
    color: white;
}

.course-materials-accordion .accordion-header.active .lecture-order {
    background: white;
    color: var(--primary);
}

.course-materials-accordion .accordion-title {
    display: flex;
    align-items: center;
    gap: 15px;
}

.course-materials-accordion .lecture-order {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    font-size: 14px;
    font-weight: 900;
    transition: all 0.3s ease;
}

.course-materials-accordion .lecture-name {
    font-size: 1.1rem;
    font-weight: 900;
    color: var(--text);
    transition: color 0.3s ease;
}

.course-materials-accordion .accordion-icon {
    color: var(--primary);
    font-size: 16px;
    transition: transform 0.3s ease;
}

.course-materials-accordion .accordion-header.active .accordion-icon {
    transform: rotate(180deg);
}

.course-materials-accordion .accordion-content {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1), 
                opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                padding 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0 25px !important;
    background: rgba(138, 79, 255, 0.02);
}

.course-materials-accordion .accordion-item.active .accordion-content {
    max-height: 800px;
    opacity: 1;
    padding: 25px 25px !important;
}

.course-materials-accordion .materials-subsection {
    margin: 0;
}

.course-materials-accordion .material-name {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-soft);
    font-weight: 900;
    margin: 0;
}

.course-materials-accordion .material-name a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.course-materials-accordion .material-name a:hover {
    color: var(--accent);
    text-decoration: underline;
}

/* стили для страницы преподавателям (teachers-page) */

.teachers-page {
    background: var(--bg);
    min-height: 100vh;
}

.teachers-hero {
    background: linear-gradient(135deg, rgba(138, 79, 255, 0.1), transparent);
    padding: 80px 0;
    margin-bottom: 40px;
    text-align: center;
}

.teachers-title {
    font-size: 3rem;
    font-weight: 900;
    color: white; 
    margin-bottom: 20px;
}

[data-theme="light"] .teachers-title {
    color: var(--text); 
}

.teachers-subtitle {
    font-size: 1.2rem;
    color: var(--text-soft);
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    font-weight: 900;
}

.teachers-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 60px 0;
}

.teachers-feature-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.teachers-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
}

.teachers-feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 30px rgba(138, 79, 255, 0.2);
}

.teachers-feature-icon {
    width: 80px;
    height: 80px;
    background: rgba(138, 79, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2.5rem;
    color: var(--primary);
}

.teachers-feature-title {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 15px;
}

.teachers-feature-text {
    color: var(--text-soft);
    opacity: 0.8;
    line-height: 1.6;
    font-weight: 900;
}

.teachers-cta {
    background: linear-gradient(135deg, rgba(138, 79, 255, 0.1), transparent);
    border-radius: var(--radius);
    padding: 60px;
    text-align: center;
    margin: 60px 0;
}

.teachers-cta-title {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 20px;
}

.teachers-cta-text {
    color: var(--text-soft);
    font-size: 1.1rem;
    margin-bottom: 30px;
    font-weight: 900;
}

.teachers-cta-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 900;
    text-decoration: none;
    display: inline-block;
    transition: var(--transition);
}

.teachers-cta-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(138, 79, 255, 0.4);
    color: white;
}

/* стили для страницы обратной связи (feedback-page)  */

.feedback-page {
    background: var(--bg);
    min-height: 100vh;
    padding: 60px 0;
}

.feedback-header {
    text-align: center;
    margin-bottom: 60px;
}

.feedback-title {
    font-size: 3rem;
    margin-top: 20px;
    font-weight: 900;
    color: white; 
    margin-bottom: 20px;
}

[data-theme="light"] .feedback-title {
    color: var(--text);  
}

.feedback-subtitle {
    font-size: 1.2rem;
    color: var(--text-soft);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 900;
    line-height: 1.6;
}

.feedback-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

@media (max-width: 992px) {
    .feedback-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

.feedback-info {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
}

.feedback-info-title {
    font-size: 2rem;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 30px;
    position: relative;
    display: inline-block;
}

.feedback-info-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), transparent);
}

.feedback-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 20px;
    background: rgba(138, 79, 255, 0.05);
    border-radius: var(--radius);
    margin-bottom: 15px;
    transition: var(--transition);
}

.feedback-contact-item:hover {
    background: rgba(138, 79, 255, 0.1);
    transform: translateX(10px);
}

.feedback-contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    flex-shrink: 0;
}

.feedback-contact-content {
    flex: 1;
}

.feedback-contact-label {
    font-size: 0.9rem;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 5px;
    font-weight: 900;
}

.feedback-contact-value {
    font-size: 1.1rem;
    color: var(--text);
    font-weight: 900;
    line-height: 1.4;
}

.feedback-contact-value a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.feedback-contact-value a:hover {
    color: var(--accent);
    text-decoration: underline;
}

.feedback-form-wrapper {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
}

.feedback-form-title {
    font-size: 2rem;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 30px;
    position: relative;
    display: inline-block;
}

.feedback-form-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), transparent);
}

.feedback-form .form-group {
    margin-bottom: 25px;
}

.feedback-form label {
    display: block;
    color: var(--text);
    font-weight: 900;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.feedback-form label span {
    color: var(--primary);
    margin-left: 3px;
}

.feedback-form .form-control {
    width: 100%;
    padding: 15px 20px;
    background: var(--bg);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 1rem;
    transition: var(--transition);
}

.feedback-form .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.25rem rgba(138, 79, 255, 0.25);
    outline: none;
}

.feedback-form .form-control::placeholder {
    color: var(--text-soft);
    opacity: 0.5;
    font-weight: 900;
}

.feedback-form textarea.form-control {
    resize: vertical;
    min-height: 150px;
}

.feedback-submit-btn {
    width: 100%;
    padding: 16px 30px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition);
    cursor: pointer;
}

.feedback-submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(138, 79, 255, 0.3);
}

.feedback-submit-btn i {
    font-size: 1rem;
}

.feedback-message {
    padding: 15px 20px;
    border-radius: var(--radius);
    margin-bottom: 25px;
    font-weight: 900;
    display: flex;
    align-items: center;
    gap: 10px;
}

.feedback-message.success {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid #2ecc71;
    color: #2ecc71;
}

.feedback-message.error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid #e74c3c;
    color: #e74c3c;
}

.feedback-message i {
    font-size: 1.2rem;
}

.feedback-map {
    margin-top: 40px;
    height: 400px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
}

.feedback-map iframe {
    width: 100%;
    height: 100%;
    display: block;
}

@media (max-width: 768px) {
    .feedback-page {
        padding: 40px 0;
    }
    
    .feedback-header {
        margin-bottom: 40px;
    }
    
    .feedback-title {
        font-size: 2.2rem;
    }
    
    .feedback-info,
    .feedback-form-wrapper {
        padding: 30px 20px;
    }
    
    .feedback-contact-item {
        padding: 15px;
    }
    
    .feedback-contact-icon {
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
    
    .feedback-map {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .feedback-contact-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .feedback-social-links {
        justify-content: center;
    }
}

/* стили для страницы логов системы */

.logs-page {
    padding: 40px 0;
    min-height: calc(100vh - 80px);
}

.logs-header {
    margin-bottom: 30px;
}

.logs-title {
    margin-right: 12px; 
    font-size: 36px;
    font-weight: 900;
    margin-bottom: 22px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="dark"] .logs-title {
    background: none;
    -webkit-text-fill-color: initial;
    color: #ffffff;
}

[data-theme="light"] .logs-title {
    background: none;
    -webkit-text-fill-color: initial;
    color: #1A2357;
}

.logs-subtitle {
    color: var(--text-soft);
    font-size: 16px;
    font-weight: 900;
}

.logs-filters {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 30px;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: flex-end;
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.filter-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 900;
    color: var(--text-soft);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.filter-group label i {
    color: var(--primary);
    margin-right: 6px;
    width: 16px;
}

.filter-group select,
.filter-group input {
    width: 100%;
    padding: 12px 15px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.2s ease;
}

.filter-group select:focus,
.filter-group input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(138, 79, 255, 0.1);
}

.filter-group select option {
    background: var(--surface);
    color: var(--text);
}

.filter-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.btn-filter {
    padding: 12px 25px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-weight: 900;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-filter:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(138, 79, 255, 0.3);
}

.btn-reset {
    padding: 12px 25px;
    background: transparent;
    color: var(--text-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-weight: 900;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-reset:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.logs-table-wrapper {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 30px;
    overflow-x: auto;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.logs-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 1300px;
}

.logs-table th {
    background: rgba(138, 79, 255, 0.1);
    padding: 16px 20px;
    text-align: left;
    font-weight: 900;
    color: var(--text);
    border-bottom: 2px solid var(--border);
    white-space: nowrap;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.logs-table th i {
    color: var(--primary);
    margin-right: 6px;
}

.logs-table td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    color: var(--text-soft);
    font-weight: 900;
    vertical-align: middle;
    font-size: 14px;
}

.logs-table tr:hover td {
    background: rgba(138, 79, 255, 0.05);
}

.logs-table tr:last-child td {
    border-bottom: none;
}

.log-time {
    white-space: nowrap;
    color: var(--text);
}

.log-time i {
    color: var(--primary);
    margin-right: 5px;
    opacity: 0.7;
    vertical-align: middle;
}

.log-user {
    white-space: nowrap;
    color: var(--text);
}

.log-user i {
    color: var(--primary);
    margin-right: 6px;
    font-size: 15px;
    vertical-align: middle;
}

.log-user span {
    vertical-align: middle;
}

.log-model {
    font-family: monospace;
    background: rgba(138, 79, 255, 0.1);
    padding: 4px 10px;
    border-radius: 20px;
    display: inline-block;
    font-size: 12px;
    font-weight: 900;
    border: 1px solid rgba(138, 79, 255, 0.2);
    white-space: nowrap;
    line-height: 1.2;
}

[data-theme="dark"] .log-model {
    color: #ffffff !important;
    background: rgba(138, 79, 255, 0.2);
    border-color: rgba(138, 79, 255, 0.4);
}

[data-theme="light"] .log-model {
    color: #1A2357 !important;
    background: rgba(138, 79, 255, 0.1);
    border-color: rgba(138, 79, 255, 0.3);
}

.log-object {
    color: var(--text);
    padding: 16px 20px !important;
    vertical-align: middle;
    line-height: 1.5;
    min-width: 250px;
    max-width: 350px;
    word-wrap: break-word;
    word-break: break-word;
    white-space: normal;
}

.log-object i {
    color: var(--primary);
    margin-right: 8px;
    float: left;
    margin-top: 2px;
}

.log-object-text {
    display: block;
    overflow: hidden;
    line-height: 1.5;
    font-size: 13px;
}

.log-flag {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 900;
    white-space: nowrap;
    line-height: 1;
    gap: 6px;
}

.log-flag i {
    font-size: 14px;
}

.log-flag-added {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.log-flag-changed {
    background: rgba(241, 196, 15, 0.15);
    color: #f1c40f;
    border: 1px solid rgba(241, 196, 15, 0.3);
}

.log-flag-deleted {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.3);
}

.log-message {
    max-width: 500px; 
    min-width: 300px; 
    color: var(--text);
    font-size: 13px;
    line-height: 1.5;
    white-space: normal;
    word-break: break-word;
    vertical-align: middle;
    padding: 16px 20px !important;
}

.log-message i {
    color: var(--primary);
    margin-right: 8px;
    float: left;
    margin-top: 3px;
}

.log-message-content {
    display: block;
    overflow: hidden;
    line-height: 1.5;
    padding-right: 5px;
}

.empty-logs {
    text-align: center;
    padding: 80px 20px;
    background: var(--surface);
    border: 1px dashed var(--border);
    border-radius: var(--radius);
}

.empty-logs i {
    font-size: 64px;
    color: var(--text-soft);
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-logs h3 {
    font-size: 24px;
    color: var(--text);
    margin-bottom: 10px;
    font-weight: 900;
}

.empty-logs p {
    color: var(--text-soft);
    font-weight: 900;
    font-size: 16px;
}

.logs-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 40px;
}

.pagination .step-links {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
}

.pagination .page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    height: 42px;
    padding: 0 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-soft);
    text-decoration: none;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
}

.pagination .page-link:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 10px rgba(138, 79, 255, 0.1);
}

.pagination .page-link.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-color: var(--primary);
    color: white;
}

.pagination .page-link.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.pagination .page-link i {
    font-size: 12px;
}

.logs-stats {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.stat-badge {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 18px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
    font-weight: 900;
    font-size: 14px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.stat-badge i {
    color: var(--primary);
    font-size: 16px;
}

@media (max-width: 1400px) {
    .logs-table {
        min-width: 1200px;
    }
}

@media (max-width: 1200px) {
    .logs-table {
        min-width: 1100px;
    }
}

@media (max-width: 992px) {
    .logs-filters {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-group {
        min-width: 100%;
    }
    
    .filter-actions {
        width: 100%;
    }
    
    .btn-filter,
    .btn-reset {
        flex: 1;
        justify-content: center;
    }
    
    .logs-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .logs-stats {
        width: 100%;
    }
    
    .stat-badge {
        flex: 1;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .logs-page {
        padding: 20px 0;
    }
    
    .logs-title {
        font-size: 28px;
    }
    
    .logs-table th,
    .logs-table td {
        padding: 14px 16px;
        font-size: 13px;
    }
    
    .log-flag {
        padding: 4px 10px;
        font-size: 12px;
    }
    
    .log-model {
        font-size: 11px;
        padding: 3px 8px;
    }
    
    .log-object {
        min-width: 200px;
        max-width: 250px;
    }
    
    .log-message {
        max-width: 200px;
    }
    
    .pagination .page-link {
        min-width: 38px;
        height: 38px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .logs-title {
        font-size: 24px;
    }
    
    .stat-badge {
        width: 100%;
    }
    
    .pagination .step-links {
        gap: 5px;
    }
    
    .pagination .page-link {
        min-width: 36px;
        height: 36px;
        font-size: 12px;
    }
    
    .log-object {
        min-width: 150px;
        max-width: 200px;
    }
    
    .log-message {
        max-width: 150px;
    }
}

[data-theme="light"] .log-flag-added {
    background: rgba(46, 204, 113, 0.1);
}

[data-theme="light"] .log-flag-changed {
    background: rgba(241, 196, 15, 0.1);
}

[data-theme="light"] .log-flag-deleted {
    background: rgba(231, 76, 60, 0.1);
}

[data-theme="light"] .logs-table th {
    background: rgba(117, 25, 255, 0.05);
}

[data-theme="light"] .stat-badge {
    background: var(--bg);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.logs-table tbody tr {
    animation: fadeIn 0.3s ease forwards;
}

.logs-table tbody tr:nth-child(1) { animation-delay: 0.05s; }
.logs-table tbody tr:nth-child(2) { animation-delay: 0.1s; }
.logs-table tbody tr:nth-child(3) { animation-delay: 0.15s; }
.logs-table tbody tr:nth-child(4) { animation-delay: 0.2s; }
.logs-table tbody tr:nth-child(5) { animation-delay: 0.25s; }

/* стили для выпадающих списков */

.filter-group select option {
    font-family: 'Arial Black Local', 'Arial Black', 'Arial Local', 'Arial', sans-serif;
    font-weight: 900;
    font-size: 14px;
    padding: 12px 15px;
    background: var(--surface);
    color: var(--text);
}

[data-theme="dark"] .filter-group select option {
    background: var(--surface-dark);
    color: var(--text-dark);
}

[data-theme="light"] .filter-group select option {
    background: var(--surface-light);
    color: var(--text-light);
}

.filter-group select option:hover {
    background: var(--primary);
    color: white;
}

@-moz-document url-prefix() {
    .filter-group select option {
        background: var(--surface);
        color: var(--text);
    }
    
    [data-theme="dark"] .filter-group select option {
        background: var(--surface-dark);
        color: var(--text-dark);
    }
    
    [data-theme="light"] .filter-group select option {
        background: var(--surface-light);
        color: var(--text-light);
    }
}

/* стили для страницы бэкапов (администрирование) */

.backup-page {
    padding: 40px 0;
    min-height: calc(100vh - 80px);
}

.backup-header {
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.backup-title {
    margin-right: 12px; 
    margin-top: 20px;
    font-size: 36px;
    font-weight: 900;
    margin-bottom: 15px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="dark"] .backup-title {
    background: none;
    -webkit-text-fill-color: initial;
    color: #ffffff;
}

[data-theme="light"] .backup-title {
    background: none;
    -webkit-text-fill-color: initial;
    color: #1A2357;
}

.backup-stats {
    display: flex;
    gap: 15px;
}

.backup-message-container {
    margin-bottom: 30px;
}

.backup-message {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    border-radius: var(--radius);
    background: var(--surface);
    border: 1px solid var(--border);
    animation: slideDown 0.3s ease-out;
}

.backup-message.success {
    border-left: 4px solid #2ecc71;
}

.backup-message.success .message-icon {
    color: #2ecc71;
}

.backup-message.error {
    border-left: 4px solid #e74c3c;
}

.backup-message.error .message-icon {
    color: #e74c3c;
}

.backup-message.warning {
    border-left: 4px solid #f1c40f;
}

.backup-message.warning .message-icon {
    color: #f1c40f;
}

.backup-message.info {
    border-left: 4px solid #3498db;
}

.backup-message.info .message-icon {
    color: #3498db;
}

.message-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.message-content {
    flex: 1;
}

.message-content strong {
    display: block;
    margin-bottom: 10px;
    font-size: 16px;
    color: var(--text);
}

.message-details {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-soft);
    background: rgba(138, 79, 255, 0.05);
    padding: 4px 10px;
    border-radius: 20px;
}

.detail-item i {
    color: var(--primary);
    font-size: 12px;
}

.error-details {
    font-family: monospace;
    font-size: 12px;
    background: rgba(231, 76, 60, 0.05);
    padding: 10px;
    border-radius: var(--radius);
    white-space: pre-wrap;
    word-break: break-word;
}

.warning-box {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 15px;
    padding: 12px 16px;
    background: rgba(241, 196, 15, 0.1);
    border: 1px solid rgba(241, 196, 15, 0.3);
    border-radius: var(--radius);
    color: #f1c40f;
}

.warning-box i {
    font-size: 16px;
}

.backup-warning {
    display: flex;
    gap: 15px;
    padding: 20px;
    background: rgba(241, 196, 15, 0.1);
    border: 1px solid rgba(241, 196, 15, 0.3);
    border-radius: var(--radius);
    margin-bottom: 40px;
}

.backup-warning i {
    font-size: 24px;
    color: #f1c40f;
    flex-shrink: 0;
}

.warning-content strong {
    display: block;
    color: #f1c40f;
    margin-bottom: 8px;
    font-size: 16px;
}

.warning-content p {
    color: var(--text-soft);
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

[data-theme="light"] .backup-warning i {
    color: #d4a00a;
}

[data-theme="light"] .backup-warning {
    background: rgba(241, 196, 15, 0.15);
    border-color: #f1c40f;
}

[data-theme="light"] .backup-warning i {
    color: #7b0e0e;
}

[data-theme="light"] .warning-content strong {
    color: #7b0e0e;
}

.backup-actions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.backup-action-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.backup-action-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 30px rgba(138, 79, 255, 0.15);
    border-color: var(--primary);
}

.backup-action-card.restore:hover {
    border-color: var(--accent);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.backup-action-card.restore .card-icon {
    background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
}

.card-icon i {
    font-size: 24px;
    color: white;
}

.card-title {
    font-size: 22px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 12px;
}

.card-description {
    color: var(--text-soft);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 25px;
}

.backup-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.backup-form-group {
    width: 100%;
}

.select-wrapper {
    position: relative;
    margin-bottom: 15px;
}

.select-arrow {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-soft);
    pointer-events: none;
    font-size: 12px;
}

.backup-select {
    width: 100%;
    padding: 14px 40px 14px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 14px;
    appearance: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.backup-select:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(138, 79, 255, 0.1);
}

.backup-select option {
    background: var(--surface);
    color: var(--text);
    padding: 10px;
}

.btn-backup {
    padding: 14px 24px;
    border-radius: var(--radius);
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 15px;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-backup:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-backup:not(:disabled):hover {
    transform: translateY(-2px);
}

.btn-backup-create {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.btn-backup-create:not(:disabled):hover {
    box-shadow: 0 10px 20px rgba(138, 79, 255, 0.3);
}

.btn-backup-restore {
    background: transparent;
    color: var(--accent);
    border: 2px solid var(--accent);
}

.btn-backup-restore:not(:disabled):hover {
    background: var(--accent);
    color: white;
    box-shadow: 0 10px 20px rgba(255, 79, 216, 0.3);
}

[data-theme="light"] .btn-backup-restore {
    background: #1A2357 !important;
    color: white !important;
    border: none !important;
}

[data-theme="light"] .btn-backup-restore:hover:not(:disabled) {
    background: #0A1332 !important;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(26, 35, 87, 0.3);
}

.btn-small {
    padding: 10px 16px;
    font-size: 13px;
    width: auto;
}

.backup-list-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
}

.section-title {
    font-size: 24px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title i {
    color: var(--primary);
}

.backup-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.backup-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all 0.3s ease;
    flex-wrap: wrap;
    gap: 15px;
}

.backup-item:hover {
    border-color: var(--primary);
    transform: translateX(5px);
}

.backup-info {
    flex: 1;
    min-width: 300px;
}

.backup-name-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.backup-name-wrapper i {
    color: var(--primary);
    font-size: 18px;
}

.backup-name {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    word-break: break-word;
}

.backup-details {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.detail-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    background: rgba(138, 79, 255, 0.1);
    border-radius: 20px;
    font-size: 12px;
    color: var(--text-soft);
    white-space: nowrap;
}

.detail-badge i {
    color: var(--primary);
    font-size: 11px;
}

.detail-path {
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.backup-empty {
    text-align: center;
    padding: 60px 20px;
}

.backup-empty i {
    font-size: 64px;
    color: var(--text-soft);
    margin-bottom: 20px;
    opacity: 0.5;
}

.backup-empty h3 {
    font-size: 24px;
    color: var(--text);
    margin-bottom: 10px;
    font-weight: 900;
}

.backup-empty p {
    color: var(--text-soft);
    font-size: 16px;
    font-weight: 900;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.fa-spin {
    animation: spin 1s linear infinite;
}

[data-theme="light"] .backup-message {
    background: var(--surface-light);
}

[data-theme="light"] .detail-item {
    background: rgba(117, 25, 255, 0.05);
}

@media (max-width: 992px) {
    .backup-actions-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .backup-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .backup-actions {
        width: 100%;
    }

    .btn-small {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .backup-page {
        padding: 20px 0;
    }

    .backup-title {
        font-size: 28px;
    }

    .backup-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .backup-stats {
        width: 100%;
    }

    .stat-badge {
        flex: 1;
        justify-content: center;
    }

    .backup-warning {
        flex-direction: column;
        text-align: center;
    }

    .backup-warning i {
        margin: 0 auto;
    }

    .backup-details {
        flex-direction: column;
        align-items: flex-start;
    }

    .detail-badge {
        width: 100%;
    }

    .detail-path {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .backup-title {
        font-size: 24px;
    }

    .backup-list-section {
        padding: 20px;
    }

    .backup-item {
        padding: 15px;
    }

    .backup-name {
        font-size: 14px;
    }

    .message-details {
        flex-direction: column;
        gap: 8px;
    }

    .detail-item {
        width: 100%;
    }
}

/* стили для страницы панели администратора */

.admin-page {
    padding: 30px 0;
    min-height: calc(100vh - 80px);
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
    padding-top: 35px;
}

.admin-title {
    font-size: 32px;
    font-weight: 900;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="dark"] .admin-title {
    color: #ffffff;
}

[data-theme="light"] .admin-title {
    color: #1A2357;
}

.admin-title i {
    font-size: 28px;
}

[data-theme="dark"] .admin-title i {
    color: #ffffff;
}

[data-theme="light"] .admin-title i {
    color: #1A2357;
}

.btn-admin {
    padding: 12px 24px;
    border-radius: var(--radius);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-weight: 900;
    font-size: 14px;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-admin:hover {
    transform: translateY(-2px);
}

.btn-admin-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.btn-admin-primary:hover {
    box-shadow: 0 10px 20px rgba(138, 79, 255, 0.3);
}

.btn-admin-secondary {
    background: transparent;
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.btn-admin-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-admin-danger {
    background: transparent;
    color: #e74c3c;
    border: 1px solid #e74c3c;
}

.btn-admin-danger:hover {
    background: #e74c3c;
    color: white;
}

.btn-admin-success {
    background: transparent;
    color: #2ecc71;
    border: 1px solid #2ecc71;
}

.btn-admin-success:hover {
    background: #2ecc71;
    color: white;
}

.btn-admin-sm {
    padding: 8px 16px;
    font-size: 12px;
}

.admin-messages {
    margin-bottom: 25px;
}

.admin-message {
    padding: 15px 20px;
    border-radius: var(--radius);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideDown 0.3s ease;
}

.admin-message-success {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: #2ecc71;
}

.admin-message-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
}

.admin-message-info {
    background: rgba(52, 152, 219, 0.1);
    border: 1px solid rgba(52, 152, 219, 0.3);
    color: #3498db;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.admin-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(4px);
}

.admin-modal-content {
    background: var(--surface);
    border-radius: var(--radius);
    width: 90%;
    max-width: 450px;
    margin: 20px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.admin-modal-header {
    padding: 20px 25px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
}

.admin-modal-header i {
    font-size: 28px;
}

.admin-modal-header h3 {
    margin: 0;
    color: var(--text);
    font-size: 20px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-modal-body {
    padding: 25px;
}

.admin-modal-body p {
    margin: 0 0 12px;
    color: var(--text);
    font-size: 16px;
    line-height: 1.5;
}

.admin-modal-body strong {
    color: var(--primary);
}

.delete-warning {
    color: #e74c3c !important;
    font-size: 14px !important;
    font-weight: 900;
    margin-top: 12px !important;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.admin-modal-footer {
    padding: 20px 25px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.admin-modal-footer .btn-admin {
    padding: 10px 20px;
    min-width: 100px;
}

[data-theme="light"] .admin-modal-content {
    background: #ffffff;
}

[data-theme="light"] .admin-modal-header {
    background: #f8f9fa;
}

.admin-table-wrapper {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    overflow-x: auto;
    margin-bottom: 30px;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}

.admin-table th {
    background: rgba(138, 79, 255, 0.1);
    padding: 16px 20px;
    text-align: left;
    font-weight: 900;
    color: var(--text);
    border-bottom: 2px solid var(--border);
    white-space: nowrap;
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-table td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    color: var(--text-soft);
    vertical-align: middle;
}

.admin-table tr:hover td {
    background: rgba(138, 79, 255, 0.05);
}

.admin-table-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.admin-table a,
.admin-table a:link,
.admin-table a:visited {
    color: inherit;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    transition: all 0.2s ease;
}

.admin-table a:hover {
    color: var(--primary);
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 4px;
}

.admin-table-btn {
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 900;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    border: none;
    cursor: pointer;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="dark"] .admin-table-btn-view {
    background: rgba(52, 152, 219, 0.15);
    color: #3498db;
    border: 1px solid rgba(52, 152, 219, 0.4);
}

[data-theme="dark"] .admin-table-btn-view:hover {
    background: #3498db;
    color: white;
}

[data-theme="dark"] .admin-table-btn-edit {
    background: rgba(241, 196, 15, 0.2);
    color: #f39c12;
    border: 1px solid rgba(241, 196, 15, 0.5);
}

[data-theme="dark"] .admin-table-btn-edit:hover {
    background: #f39c12;
    color: white;
}

[data-theme="dark"] .admin-table-btn-delete {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.4);
}

[data-theme="dark"] .admin-table-btn-delete:hover {
    background: #e74c3c;
    color: white;
}

[data-theme="light"] .admin-table-btn-view {
    background: #3498db !important;
    color: white !important;
    border: 1px solid #2980b9 !important;
}

[data-theme="light"] .admin-table-btn-view:hover {
    background: #2980b9 !important;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(52, 152, 219, 0.4);
}

[data-theme="light"] .admin-table-btn-edit {
    background: #f39c12 !important;
    color: white !important;
    border: 1px solid #e67e22 !important;
}

[data-theme="light"] .admin-table-btn-edit:hover {
    background: #e67e22 !important;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(243, 156, 18, 0.4);
}

[data-theme="light"] .admin-table-btn-delete {
    background: #e74c3c !important;
    color: white !important;
    border: 1px solid #c0392b !important;
}

[data-theme="light"] .admin-table-btn-delete:hover {
    background: #c0392b !important;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(231, 76, 60, 0.4);
}

.admin-filters {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 30px;
}

.admin-filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.admin-filter-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 12px;
    font-weight: 900;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-filter-group input,
.admin-filter-group select {
    width: 100%;
    padding: 10px 12px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
}

.admin-filter-group input::placeholder {
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-filter-group select option {
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-filter-group input:focus,
.admin-filter-group select:focus {
    border-color: var(--primary);
    outline: none;
}

.admin-filters-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.admin-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 30px;
}

.admin-page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 8px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    color: var(--text-soft);
    text-decoration: none;
    font-weight: 900;
    transition: all 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-page-link:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.admin-page-link.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.admin-detail-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
}

.admin-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.admin-detail-title {
    font-size: 24px;
    font-weight: 900;
    color: var(--text);
    margin: 0;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-detail-actions {
    display: flex;
    gap: 10px;
}

.admin-detail-value a,
.admin-detail-value a:link,
.admin-detail-value a:visited {
    color: inherit;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    transition: all 0.2s ease;
}

.admin-detail-value a:hover {
    color: var(--primary);
    text-decoration: underline;
    text-decoration-thickness: 2px;
}

.admin-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.admin-detail-item {
    padding: 15px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.admin-detail-item.full-width {
    grid-column: span 2;
}

.admin-detail-label {
    font-size: 12px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 5px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-detail-label i {
    color: var(--primary);
    font-size: 12px;
}

.admin-detail-value {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    word-break: break-word;
}

.admin-detail-value img {
    max-width: 200px;
    border-radius: var(--radius);
    margin-top: 10px;
}

.admin-form {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
}

.admin-form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.admin-form-group {
    margin-bottom: 20px;
}

.admin-form-group.full-width {
    grid-column: span 2;
}

.admin-form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-form-label i {
    color: var(--primary);
    margin-right: 6px;
    width: 16px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-control::placeholder {
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.form-control:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(138, 79, 255, 0.1);
}

.form-check-input {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
    margin-right: 8px;
}

.admin-form-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.admin-form-errors {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: var(--radius);
    padding: 15px 20px;
    margin-bottom: 20px;
    color: #e74c3c;
}

.admin-form-errorlist {
    list-style: none;
    padding: 0;
    margin: 5px 0 0 0;
    font-size: 12px;
    color: #e74c3c;
}

.admin-form-actions {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.admin-empty {
    text-align: center;
    padding: 80px 20px;
    background: var(--surface);
    border: 1px dashed var(--border);
    border-radius: var(--radius);
}

.admin-empty i {
    font-size: 64px;
    color: var(--text-soft);
    margin-bottom: 20px;
    opacity: 0.5;
}

.admin-empty h3 {
    font-size: 24px;
    color: var(--text);
    margin-bottom: 10px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-empty p {
    color: var(--text-soft);
    margin-bottom: 25px;
}

.badge-success {
    background: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 900;
    display: inline-block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="light"] .badge-success {
    background: rgba(46, 204, 113, 0.25);
    color: #27ae60;
    border: 1px solid rgba(46, 204, 113, 0.4);
}

.badge-neutral {
    background: rgba(138, 79, 255, 0.2);
    color: var(--primary);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 900;
    display: inline-block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="light"] .badge-neutral {
    background: rgba(117, 25, 255, 0.15);
    color: #5B00CC;
    border: 1px solid rgba(117, 25, 255, 0.3);
}

.badge-warning {
    background: rgba(241, 196, 15, 0.2);
    color: #f1c40f;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 900;
    display: inline-block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="light"] .badge-warning {
    background: rgba(241, 196, 15, 0.25);
    color: #d35400;
    border: 1px solid rgba(241, 196, 15, 0.4);
}

.admin-nav {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 40px;
}

.admin-nav-section {
    margin-bottom: 25px;
}

.admin-nav-section:last-child {
    margin-bottom: 0;
}

.admin-nav-title {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-soft);
    margin-bottom: 10px;
    padding-bottom: 5px;
    border-bottom: 1px solid var(--border);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.admin-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    border-radius: var(--radius);
    color: var(--text-soft);
    text-decoration: none;
    transition: all 0.3s ease;
    margin-bottom: 2px;
}

.admin-nav-link i {
    width: 18px;
    color: var(--primary);
    font-size: 14px;
}

.admin-nav-link:hover {
    background: rgba(138, 79, 255, 0.1);
    color: var(--primary);
    transform: translateX(5px);
}

.admin-nav-link.active {
    background: var(--primary);
    color: white;
}

.admin-nav-link.active i {
    color: white;
}

/* стили для статистики в дашборде администратора (админ-панель) */

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.dashboard-stats .stat-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 25px;
    transition: all 0.3s ease;
}

.dashboard-stats .stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 32px;
    font-weight: 900;
    color: var(--text);
    line-height: 1;
    margin-bottom: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.stat-label {
    font-size: 14px;
    color: var(--text-soft);
    margin-bottom: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.stat-details {
    display: flex;
    gap: 10px;
    font-size: 12px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

/* стили для быстрых действий в панели администратора */

.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 40px;
}

.action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 25px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--text);
    transition: all 0.3s ease;
}

.action-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 20px rgba(138, 79, 255, 0.1);
}

.action-card i {
    font-size: 32px;
    color: var(--primary);
}

.action-card span {
    font-weight: 900;
    font-size: 14px;
    text-align: center;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

@media (max-width: 768px) {
    .admin-detail-grid,
    .admin-form-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-detail-item.full-width,
    .admin-form-group.full-width {
        grid-column: span 1;
    }
    
    .admin-form-actions {
        flex-direction: column;
    }
    
    .admin-detail-header {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    
    .admin-filters-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-filters-actions {
        flex-direction: column;
    }
    
    .dashboard-stats {
        grid-template-columns: 1fr;
    }
    
    .actions-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-details {
        flex-direction: column;
        gap: 5px;
    }
}

/* стили для методиста*/

.methodist-page {
    padding: 40px 0;
    min-height: calc(100vh - 80px);
}

.methodist-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.methodist-layout {
    display: flex;
    gap: 30px;
}

.methodist-sidebar {
    width: 280px;
    flex-shrink: 0;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 30px 20px;
    position: sticky;
    top: 100px;
    height: fit-content;
}

.methodist-avatar-large {
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.methodist-avatar-large i {
    font-size: 80px;
    color: white;
}

.methodist-avatar-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.methodist-name-sidebar {
    text-align: center;
    margin-bottom: 30px;
}

.methodist-name-sidebar h3 {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.methodist-role-badge {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}


.methodist-nav {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 30px;
}

.methodist-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius);
    color: var(--text-soft);
    text-decoration: none;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.methodist-nav-link i {
    width: 20px;
    font-size: 16px;
}

.methodist-nav-link:hover {
    background: rgba(138, 79, 255, 0.08);
    color: var(--primary);
}

.methodist-nav-link.active {
    background: var(--primary);
    color: white;
}

.methodist-nav-link.active i {
    color: white;
}

.methodist-sidebar-footer {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.methodist-sidebar-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: var(--radius);
    color: var(--text-soft);
    text-decoration: none;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.methodist-sidebar-btn:hover {
    background: rgba(138, 79, 255, 0.08);
    color: var(--primary);
}

.methodist-sidebar-btn.logout:hover {
    background: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
}

.methodist-content {
    flex: 1;
}

.methodist-messages {
    margin-bottom: 25px;
}

.methodist-message {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 900;
    font-size: 14px;
    animation: methodistSlideIn 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.methodist-message-success {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: #2ecc71;
}

.methodist-message-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
}

.methodist-message-info {
    background: rgba(52, 152, 219, 0.1);
    border: 1px solid rgba(52, 152, 219, 0.3);
    color: #3498db;
}

@keyframes methodistSlideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


.methodist-card {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 30px;
    margin-bottom: 30px;
}

.methodist-card-header {
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
}

.methodist-card-header h2 {
    font-size: 22px;
    font-weight: 900;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    margin: 0;
}

.methodist-card-header h2 i {
    color: var(--primary);
}

.methodist-card-header p {
    color: var(--text-soft);
    font-size: 14px;
    margin-top: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    margin-bottom: 0;
}

.methodist-card-footer {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.methodist-form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.methodist-form-group {
    margin-bottom: 20px;
}

.methodist-form-group.full-width {
    grid-column: span 2;
}

.methodist-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.methodist-form-group label i {
    color: var(--primary);
    margin-right: 6px;
}

.methodist-form-group .form-control,
.methodist-form-group input:not([type="checkbox"]):not([type="radio"]),
.methodist-form-group select,
.methodist-form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
    transition: all 0.3s ease;
}

.methodist-form-group .form-control:focus,
.methodist-form-group input:focus,
.methodist-form-group select:focus,
.methodist-form-group textarea:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(138, 79, 255, 0.1);
}

.methodist-form-error {
    color: #e74c3c;
    font-size: 12px;
    margin-top: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.methodist-form-error i {
    font-size: 10px;
    margin-right: 4px;
}

.form-text {
    font-size: 11px;
    color: var(--text-soft);
    margin-top: 5px;
    display: block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    opacity: 0.8;
}

.checkbox-group {
    display: flex;
    align-items: center;
    margin-top: 20px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
}

.checkbox-label input {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

.methodist-form-actions {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 15px;
}

.methodist-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 900;
    font-size: 14px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.methodist-btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.methodist-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(138, 79, 255, 0.3);
}

.methodist-btn-success {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
    color: white;
}

.methodist-btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(46, 204, 113, 0.3);
}

.methodist-btn-danger {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
}

.methodist-btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

.methodist-btn-outline {
    background: transparent;
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.methodist-btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(138, 79, 255, 0.05);
}

.methodist-btn-secondary {
    background: var(--bg);
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.methodist-btn-secondary:hover {
    background: rgba(138, 79, 255, 0.08);
    color: var(--primary);
    border-color: var(--primary);
}

.methodist-btn-small {
    padding: 8px 16px;
    font-size: 12px;
}

.methodist-btn-block {
    width: 100%;
    display: flex;
}

.methodist-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.methodist-stat-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.methodist-stat-icon {
    width: 50px;
    height: 50px;
    background: rgba(138, 79, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary);
}

.methodist-stat-info {
    flex: 1;
}

.methodist-stat-value {
    font-size: 28px;
    font-weight: 900;
    line-height: 1;
}

.methodist-stat-label {
    font-size: 12px;
    color: var(--text-soft);
    margin-top: 5px;
}

.methodist-stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.methodist-stat-item {
    text-align: center;
    padding: 25px 20px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.methodist-stat-item:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.methodist-stat-item .methodist-stat-value {
    font-size: 36px;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
}

[data-theme="dark"] .methodist-stat-value {
    color: #ffffff; 
}

[data-theme="light"] .methodist-stat-value {
    color: var(--bg-dark); 
}


.methodist-stat-item .methodist-stat-label {
    font-size: 13px;
    color: var(--text-soft);
    font-weight: 600;
    margin-top: 0;
}

.methodist-courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 25px;
}

.methodist-course-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.methodist-course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary);
}

.methodist-course-image {
    position: relative;
    height: 160px;
    overflow: hidden;
}

.methodist-course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.methodist-course-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.methodist-course-placeholder i {
    font-size: 48px;
    color: white;
    opacity: 0.8;
}

.methodist-course-status {
    position: absolute;
    top: 12px;
    right: 12px;
}

.methodist-course-body {
    padding: 20px;
    flex: 1;
}

.methodist-course-title {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 10px;
    line-height: 1.3;
}

.methodist-course-description {
    font-size: 13px;
    color: var(--text-soft);
    line-height: 1.5;
    margin-bottom: 15px;
}

.methodist-course-stats {
    display: flex;
    gap: 15px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.methodist-stat {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-soft);
}

.methodist-stat i {
    color: var(--primary);
    font-size: 12px;
}

.methodist-progress {
    margin-bottom: 5px;
}

.methodist-progress-bar {
    height: 6px;
    background: rgba(138, 79, 255, 0.2);
    border-radius: 10px;
    overflow: hidden;
}

.methodist-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 10px;
    transition: width 0.5s ease;
}

.methodist-course-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--border);
    background: var(--bg);
    display: flex;
    gap: 12px;
    align-items: center;
}

.methodist-course-footer .methodist-btn-primary {
    flex: 2;
    padding: 10px 16px;
    font-size: 13px;
    text-align: center;
    justify-content: center;
}

.methodist-course-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.methodist-course-actions .methodist-btn {
    padding: 8px 12px;
    min-width: 36px;
    height: 36px;
}

.methodist-courses-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.methodist-course-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.methodist-course-item:hover {
    border-color: var(--primary);
}

.methodist-course-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.methodist-course-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius);
    background: rgba(138, 79, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.methodist-course-icon i {
    font-size: 24px;
    color: var(--primary);
}

.methodist-course-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.methodist-course-details h4 {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 5px;
}

.methodist-course-meta {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: var(--text-soft);
}

.methodist-course-meta i {
    color: var(--primary);
    margin-right: 3px;
}

.methodist-quick-actions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.methodist-action-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 25px;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.methodist-action-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.methodist-action-card i {
    font-size: 40px;
    color: var(--primary);
}

.methodist-action-card span {
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.methodist-section {
    margin-bottom: 40px;
}

.methodist-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.methodist-section-header h2 {
    font-size: 22px;
    font-weight: 900;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
}

.methodist-section-header h2 i {
    color: var(--primary);
}


.methodist-items-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.methodist-item-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.methodist-item-card:hover {
    border-color: var(--primary);
}

.methodist-item-order {
    width: 40px;
    height: 40px;
    background: rgba(138, 79, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    color: var(--primary);
}

.methodist-item-icon {
    width: 40px;
    height: 40px;
    background: rgba(138, 79, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--primary);
}

.methodist-item-info {
    flex: 1;
}

.methodist-item-info h3 {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 5px;
}

.methodist-item-meta {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: var(--text-soft);
}

.methodist-item-meta i {
    color: var(--primary);
    margin-right: 3px;
}

.methodist-item-actions {
    display: flex;
    gap: 8px;
}

.methodist-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 900;
}

.methodist-badge-success {
    background: rgba(46, 204, 113, 0.2);
}

[data-theme="light"] .methodist-badge-success {
     color: #065f46;
}
[data-theme="dark"] .methodist-badge-success {
     color: #2ecc71;
}

.methodist-badge-warning {
    background: rgba(241, 196, 15, 0.2);
    color: #f1c40f;
}

.methodist-badge-danger {
    background: rgba(231, 76, 60, 0.2);
    color: #e74c3c;
}

.methodist-badge-info {
    background: rgba(52, 152, 219, 0.2);
    color: #3498db;
}

.methodist-empty-state {
    text-align: center;
    padding: 60px 20px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.methodist-empty-state i {
    font-size: 64px;
    color: var(--text-soft);
    margin-bottom: 20px;
    opacity: 0.5;
}

.methodist-empty-state h3 {
    font-size: 20px;
    color: var(--text);
    margin-bottom: 10px;
}

.methodist-empty-state p {
    color: var(--text-soft);
    margin-bottom: 25px;
}

.methodist-empty-small {
    text-align: center;
    padding: 40px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px dashed var(--border);
}

.methodist-empty-small i {
    font-size: 48px;
    color: var(--text-soft);
    margin-bottom: 15px;
    opacity: 0.5;
}

.methodist-empty-small p {
    color: var(--text-soft);
    margin-bottom: 10px;
}

.methodist-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
}

.methodist-link:hover {
    color: var(--accent);
}

.methodist-link i {
    margin-left: 5px;
    transition: transform 0.3s ease;
}

.methodist-link:hover i {
    transform: translateX(5px);
}

.methodist-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.methodist-page-title {
    font-size: 32px;
    font-weight: 900;
    color: var(--text);
    margin: 0;
}

.methodist-page-subtitle {
    color: var(--text-soft);
    font-size: 14px;
    margin-top: 5px;
}

.methodist-header-actions {
    display: flex;
    gap: 12px;
}

.methodist-filter-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
}

.methodist-filter-title {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.methodist-filter-grid {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 15px;
    align-items: end;
}

.methodist-form-field {
    margin-bottom: 0;
}

.methodist-form-label {
    display: block;
    margin-bottom: 6px;
    font-weight: 900;
    color: var(--text);
    font-size: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.methodist-form-input {
    width: 100%;
    padding: 10px 12px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
}

.methodist-filter-actions {
    display: flex;
    gap: 10px;
}

.methodist-period-info {
    background: rgba(138, 79, 255, 0.1);
    border: 1px solid rgba(138, 79, 255, 0.3);
    border-radius: var(--radius);
    padding: 12px 20px;
    margin-bottom: 30px;
    color: var(--text-soft);
    font-size: 14px;
}

.methodist-charts-section {
    margin-bottom: 40px;
}

.methodist-chart-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.methodist-chart-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.methodist-chart-header {
    background: rgba(138, 79, 255, 0.05);
    padding: 15px 20px;
    border-bottom: 1px solid var(--border);
}

.methodist-chart-title {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.methodist-chart-body {
    padding: 20px;
    height: 300px;
}

.methodist-stats-section {
    margin-bottom: 40px;
}

.methodist-stats-header {
    margin-bottom: 20px;
}

.methodist-stats-title {
    font-size: 22px;
    font-weight: 900;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 8px 0;
}

.methodist-stats-title i {
    color: var(--primary);
}

.methodist-stats-subtitle {
    color: var(--text-soft);
    font-size: 13px;
    margin: 0;
}

.methodist-table-container {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow-x: auto;
}

.methodist-stats-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}

.methodist-stats-table th {
    background: rgba(138, 79, 255, 0.05);
    padding: 15px 12px;
    text-align: left;
    font-weight: 900;
    color: var(--text);
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}

.methodist-stats-table td {
    padding: 15px 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text-soft);
    font-size: 13px;
}

.methodist-stats-table tr:last-child td {
    border-bottom: none;
}

.methodist-stats-table tr:hover td {
    background: rgba(138, 79, 255, 0.03);
}

.text-center {
    text-align: center;
}

.methodist-course-info {
    display: flex;
    flex-direction: column;
}

.methodist-course-name {
    font-weight: 900;
    color: var(--text);
}

.methodist-course-category {
    font-size: 11px;
    color: var(--text-soft);
    margin-top: 3px;
}

.methodist-stat-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
}

.methodist-stat-primary {
    background: rgba(52, 152, 219, 0.2);
    color: #3498db;
}

.methodist-stat-success {
    background: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
}

.methodist-stat-warning {
    background: rgba(241, 196, 15, 0.2);
    color: #f1c40f;
}

.methodist-stat-info {
    background: rgba(138, 79, 255, 0.2);
}

[data-theme="dark"] .methodist-stat-info {
    color: #ffffff; 
}

[data-theme="light"] .methodist-stat-info {
    color: var(--primary);
}

.methodist-progress-container {
    width: 100%;
}

.methodist-progress-bar {
    background: rgba(138, 79, 255, 0.2);
    border-radius: 10px;
    height: 24px;
    overflow: hidden;
    position: relative;
}

.methodist-progress-fill {
    height: 100%;
    border-radius: 10px;
    position: relative;
    transition: width 0.6s ease;
}

.methodist-progress-success {
    background: linear-gradient(90deg, #2ecc71, #27ae60);
}

.methodist-progress-warning {
    background: linear-gradient(90deg, #f1c40f, #e67e22);
}

.methodist-progress-danger {
    background: linear-gradient(90deg, #e74c3c, #c0392b);
}

.methodist-progress-text {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-size: 11px;
    font-weight: 900;
    text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.3);
}

.methodist-rating-display {
    display: flex;
    align-items: center;
    gap: 8px;
}

.methodist-rating-value {
    font-weight: 900;
    color: var(--text);
    min-width: 35px;
}

.methodist-rating-stars {
    display: flex;
    gap: 2px;
}

.methodist-star-filled {
    color: #f1c40f;
}

.methodist-star-empty {
    color: #7f8c8d;
}

.methodist-category-badge,
.methodist-type-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 900;
}

.methodist-category-badge {
    background: rgba(108, 117, 125, 0.2);
}

[data-theme="dark"] .methodist-category-badge  {
    color: #ffffff; 
}

[data-theme="light"] .methodist-category-badge  {
    color: var(--bg-dark);
}

.methodist-type-badge {
    background: rgba(138, 79, 255, 0.2);
}

[data-theme="dark"] .methodist-type-badge {
    color: #ffffff; 
}

[data-theme="light"] .methodist-type-badge {
    color: var(--primary);
}

.methodist-hours-badge {
    font-weight: 900;
    color: var(--text-soft);
}

.methodist-export-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
}

.methodist-export-title {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.methodist-export-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.methodist-export-group {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px 15px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.methodist-export-label {
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.methodist-export-actions {
    display: flex;
    gap: 8px;
}

.methodist-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.methodist-info-item {
    padding: 12px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.methodist-info-label {
    font-size: 11px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 5px;
}

.methodist-info-value {
    font-size: 15px;
    font-weight: 900;
    color: var(--text);
}

.question-type-panel {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 20px;
    margin-top: 20px;
    border: 1px solid var(--border);
}

.question-type-panel h4 {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.question-type-panel h4 i {
    color: var(--primary);
}

.options-list {
    margin-top: 15px;
}

.option-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    padding: 10px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.option-item input[type="text"] {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
}

.option-item input[type="text"]:focus {
    border-color: var(--primary);
    outline: none;
}

.option-item input[type="checkbox"],
.option-item input[type="radio"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    flex-shrink: 0;
}

.option-item .remove-option {
    color: #e74c3c;
    cursor: pointer;
    padding: 8px;
    transition: color 0.3s;
    font-size: 16px;
    flex-shrink: 0;
}

.option-item .remove-option:hover {
    color: #c0392b;
}

.option-correct-label {
    display: flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    font-weight: normal;
    font-size: 12px;
    white-space: nowrap;
}

.option-correct-label span {
    font-size: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.matching-pair-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    padding: 10px;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.matching-pair-item input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
}

.matching-pair-item input:focus {
    border-color: var(--primary);
    outline: none;
}

.matching-pair-item .remove-pair {
    color: #e74c3c;
    cursor: pointer;
    padding: 8px;
    transition: color 0.3s;
    font-size: 16px;
    flex-shrink: 0;
}

.matching-pair-item .remove-pair:hover {
    color: #c0392b;
}

.matching-pair-item i.fa-arrow-right {
    color: var(--primary);
    font-size: 14px;
    flex-shrink: 0;
}

.add-btn {
    margin-top: 10px;
    background: transparent;
    border: 1px dashed var(--primary);
    color: var(--primary);
    padding: 8px 15px;
    border-radius: var(--radius);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    transition: all 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 13px;
}

/* дополнительные стили для панели редактирования вопросов */

@media (max-width: 768px) {
    .question-type-panel {
        padding: 15px;
    }
    
    .question-type-panel h4 {
        font-size: 16px;
        margin-bottom: 12px;
    }
    
    .option-item {
        flex-direction: column;
        align-items: stretch;
        padding: 12px;
        margin-bottom: 12px;
        gap: 10px;
    }
    
    .option-item input[type="text"] {
        width: 100%;
        flex: none;
        margin-bottom: 0;
        padding: 10px 12px;
        font-size: 14px;
        box-sizing: border-box;
    }
    
    .option-correct-label {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        justify-content: flex-start;
        width: auto;
    }
    
    .option-correct-label span {
        font-size: 12px;
    }
    
    .option-correct-label input {
        margin: 0;
    }
    
    .option-item .remove-option {
        align-self: flex-end;
        margin-top: 0;
        padding: 5px 10px;
    }
    
    .matching-pair-item {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        padding: 12px;
    }
    
    .matching-pair-item input {
        width: 100%;
        padding: 10px 12px;
        font-size: 14px;
        box-sizing: border-box;
    }
    
    .matching-pair-item .fa-arrow-right {
        transform: rotate(90deg);
        margin: 5px 0;
        align-self: center;
    }
    
    .matching-pair-item .remove-pair {
        align-self: flex-end;
        margin-top: 5px;
    }
    
    .add-btn {
        width: 100%;
        justify-content: center;
        padding: 12px;
        font-size: 14px;
        margin-top: 10px;
        box-sizing: border-box;
    }
    
    .options-list {
        max-height: 400px;
        overflow-y: auto;
        padding-right: 5px;
    }
    
    .validation-message {
        font-size: 12px;
        padding: 10px;
        text-align: center;
    }
    
    .methodist-form-group {
        margin-bottom: 15px;
    }
    
    .methodist-form-group label {
        font-size: 13px;
        margin-bottom: 6px;
    }
    
    .methodist-form-group input:not([type="checkbox"]):not([type="radio"]),
    .methodist-form-group select,
    .methodist-form-group textarea {
        padding: 10px 12px;
        font-size: 14px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .methodist-form-actions {
        flex-direction: column;
        gap: 10px;
    }
    
    .methodist-form-actions .methodist-btn {
        width: 100%;
        justify-content: center;
        padding: 12px 20px;
        box-sizing: border-box;
    }
    
    .methodist-page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .methodist-page-title {
        font-size: 24px;
    }
    
    .methodist-header-actions {
        width: 100%;
    }
    
    .methodist-header-actions .methodist-btn {
        width: 100%;
        justify-content: center;
        box-sizing: border-box;
    }
    
    .methodist-card {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .question-type-panel {
        padding: 12px;
    }
    
    .option-item {
        padding: 10px;
    }
    
    .option-item input[type="text"] {
        font-size: 13px;
        padding: 8px 10px;
    }
    
    .option-correct-label {
        gap: 6px;
    }
    
    .option-correct-label span {
        font-size: 11px;
    }
    
    .option-correct-label input {
        width: 16px;
        height: 16px;
    }
    
    .matching-pair-item input {
        font-size: 13px;
        padding: 8px 10px;
    }
    
    .matching-pair-item .fa-arrow-right {
        font-size: 12px;
    }
    
    .add-btn {
        padding: 10px;
        font-size: 13px;
    }
    
    .methodist-page-title {
        font-size: 20px;
    }
    
    .methodist-card {
        padding: 15px;
    }
    
    .methodist-form-group label {
        font-size: 12px;
    }
    
    .validation-message {
        font-size: 11px;
        padding: 8px;
    }
}

@media (min-width: 768px) and (max-width: 992px) {
    .option-item {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .option-item input[type="text"] {
        flex: 1;
        min-width: 150px;
    }
    
    .option-correct-label {
        flex-shrink: 0;
    }
    
    .matching-pair-item {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .matching-pair-item input {
        flex: 1;
        min-width: 120px;
    }
    
    .matching-pair-item .fa-arrow-right {
        transform: none;
    }
    
    .methodist-form-actions {
        flex-direction: row;
    }
    
    .methodist-form-actions .methodist-btn {
        width: auto;
        min-width: 120px;
    }
}

.add-btn:hover {
    background: rgba(138, 79, 255, 0.1);
}

.validation-message {
    margin-top: 10px;
    padding: 8px 12px;
    border-radius: var(--radius);
    font-size: 12px;
    display: none;
}

.validation-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
}

.validation-success {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: #2ecc71;
}

.question-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.question-card:hover {
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.question-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

.question-order {
    background: var(--primary);
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
}

.question-text {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 15px;
}

.question-score {
    font-weight: 900;
    margin-bottom: 15px;
}

[data-theme="light"] .question-score {
     color: var(--primary);
}

[data-theme="dark"] .question-score {
     color: var(--input-bg);
}

.answer-type-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
    background: rgba(138, 79, 255, 0.1);
}

[data-theme="light"] .answer-type-badge  {
     color: var(--primary);
}

[data-theme="dark"] .answer-type-badge {
     color: var(--input-bg);
}


.options-preview {
    margin-top: 10px;
    padding: 10px;
    background: var(--bg);
    border-radius: var(--radius);
}

.option-preview {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 5px 0;
}

.option-preview.correct {
    color: #2ecc71;
}

[data-theme="dark"] .option-preview.correct {
     color: #2ecc71;
}

[data-theme="light"] .option-preview.correct {
     color: #065f46;
}

.matching-preview {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.matching-preview-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 5px 0;
}

.matching-arrow {
    color: var(--primary);
}

.text-answer-preview {
    padding: 8px;
    background: rgba(46, 204, 113, 0.1);
    border-radius: var(--radius);
    color: #2ecc71;
}

#choice-options-panel,
#matching-pairs-panel {
    display: none;
}

#correct-text-group {
    display: none;
}

.questions-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.methodist-dashboard-page,
.methodist-course-detail-page,
.methodist-course-builder-page,
.methodist-lecture-form-page,
.methodist-assignment-form-page,
.methodist-test-form-page,
.methodist-test-builder-page,
.methodist-statistics-page,
.methodist-delete-page,
.methodist-question-edit-page {
    padding: 40px 0;
    min-height: calc(100vh - 80px);
}

.methodist-dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.methodist-header-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-left: auto;
}


@media (max-width: 992px) {
    .methodist-layout {
        flex-direction: column;
    }
    
    .methodist-sidebar {
        width: 100%;
        position: static;
    }
    
    .methodist-form-grid {
        grid-template-columns: 1fr;
    }
    
    .methodist-form-group.full-width {
        grid-column: span 1;
    }
    
    .methodist-stats-grid,
    .methodist-stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .methodist-quick-actions {
        grid-template-columns: 1fr;
    }
    
    .methodist-courses-grid {
        grid-template-columns: 1fr;
    }
    
    .methodist-chart-grid {
        grid-template-columns: 1fr;
    }
    
    .methodist-filter-grid {
        grid-template-columns: 1fr;
    }
    
    .methodist-filter-actions {
        justify-content: flex-start;
    }
    
    .methodist-export-group {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        width: 100%;
    }
    
    .methodist-export-actions {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 768px) {
    .methodist-stats-grid,
    .methodist-stats-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .methodist-page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .methodist-header-actions {
        width: 100%;
        flex-direction: column;
        margin-left: 0;
    }
    
    .methodist-header-actions .methodist-btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
    
    .methodist-course-footer {
        flex-direction: column;
    }
    
    .methodist-course-footer .methodist-btn-primary {
        width: 100%;
    }
    
    .methodist-course-actions {
        width: 100%;
        justify-content: stretch;
    }
    
    .methodist-course-actions .methodist-btn {
        flex: 1;
        text-align: center;
    }
    
    .methodist-course-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .methodist-item-card {
        flex-wrap: wrap;
    }
    
    .methodist-item-actions {
        width: 100%;
        justify-content: flex-end;
    }
    
    .methodist-form-actions {
        flex-direction: column;
    }
    
    .methodist-card-footer {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }
    
    .methodist-card-footer .methodist-link {
        text-align: center;
    }
    
    .methodist-stat-item {
        padding: 15px;
    }
    
    .methodist-stat-item .methodist-stat-value {
        font-size: 28px;
    }
}

@media (max-width: 480px) {
    .methodist-page-title {
        font-size: 24px;
    }
    
    .methodist-stat-item .methodist-stat-value {
        font-size: 24px;
    }
}


.methodist-tab {
    display: none;
}

.methodist-tab.active {
    display: block;
    animation: methodistFadeIn 0.3s ease;
}

@keyframes methodistFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.methodist-nav-link[data-tab] {
    cursor: pointer;
    width: 100%;
    text-align: left;
    background: transparent;
    border: none;
    font-family: inherit;
    font-size: inherit;
}

.methodist-delete-content {
    text-align: center;
    padding: 30px 20px;
}

.methodist-delete-icon i {
    font-size: 64px;
    color: #e74c3c;
    margin-bottom: 20px;
}

.methodist-delete-content h3 {
    font-size: 24px;
    color: var(--text);
    margin-bottom: 15px;
}

.methodist-delete-content p {
    font-size: 16px;
    color: var(--text-soft);
    margin-bottom: 10px;
}

.methodist-delete-content strong {
    font-size: 18px;
    color: var(--primary);
    display: block;
    margin: 15px 0;
}

.methodist-delete-warning {
    color: #e74c3c !important;
    font-size: 14px !important;
    margin-top: 20px !important;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}


 .methodist-export-section {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 20px;
        margin-bottom: 20px;
    }
    
    .methodist-export-title {
        font-size: 16px;
        font-weight: 900;
        color: var(--text);
        margin-bottom: 15px;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    
    .methodist-export-buttons {
        display: flex;
        gap: 20px;
        flex-wrap: wrap;
    }
    
    .methodist-export-group {
        display: flex;
        align-items: center;
        gap: 15px;
        padding: 10px 15px;
        background: var(--bg);
        border-radius: var(--radius);
        border: 1px solid var(--border);
    }
    
    .methodist-export-label {
        font-weight: 900;
        color: var(--text);
        font-size: 14px;
    }
    
    .methodist-export-actions {
        display: flex;
        gap: 8px;
    }
    
    .methodist-btn-success {
        background: linear-gradient(135deg, #2ecc71, #27ae60);
        color: white;
    }
    
    .methodist-btn-danger {
        background: linear-gradient(135deg, #e74c3c, #c0392b);
        color: white;
    }
    
    .methodist-btn-small {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    @media (max-width: 768px) {
        .methodist-export-group {
            flex-direction: column;
            align-items: flex-start;
            gap: 10px;
            width: 100%;
        }
        
        .methodist-export-actions {
            width: 100%;
            justify-content: flex-start;
        }
    }


.methodist-current-file-link {
    color: var(--text-link, #0066cc);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-block;
    margin-left: 5px;
}

.methodist-current-file-link:hover {
    text-decoration: underline;
    opacity: 0.8;
}

[data-theme="dark"] .methodist-current-file-link,
.dark-theme .methodist-current-file-link,
.theme-dark .methodist-current-file-link {
    color: #ffffff !important;
}

[data-theme="light"] .methodist-current-file-link,
.light-theme .methodist-current-file-link,
.theme-light .methodist-current-file-link {
    color: #003366 !important;
}

.methodist-current-file-link {
    color: var(--current-file-link-color, #0066cc);
}


:root {
    --current-file-link-color: #003366; 
}

[data-theme="dark"] {
    --current-file-link-color: #ffffff; 
}

.methodist-current-file-link {
    color: var(--current-file-link-color);
}

/* стили для преподавателя*/

.teacher-page {
    padding: 40px 0;
    min-height: calc(100vh - 80px);
}

.teacher-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.teacher-layout {
    display: flex;
    gap: 30px;
}

.teacher-sidebar {
    width: 280px;
    flex-shrink: 0;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 30px 20px;
    position: sticky;
    top: 100px;
    height: fit-content;
}

.teacher-avatar-large {
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.teacher-avatar-large i {
    font-size: 80px;
    color: white;
}

.teacher-avatar-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.teacher-name-sidebar {
    text-align: center;
    margin-bottom: 30px;
}

.teacher-name-sidebar h3 {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-role-badge {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(52, 152, 219, 0.2);
    color: #3498db;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-nav {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 30px;
}

.teacher-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius);
    color: var(--text-soft);
    text-decoration: none;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-nav-link i {
    width: 20px;
    font-size: 16px;
}

.teacher-nav-link:hover {
    background: rgba(138, 79, 255, 0.08);
    color: var(--primary);
}

.teacher-nav-link.active {
    background: var(--primary);
    color: white;
}

.teacher-nav-link.active i {
    color: white;
}

.teacher-sidebar-footer {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.teacher-sidebar-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: var(--radius);
    color: var(--text-soft);
    text-decoration: none;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-sidebar-btn:hover {
    background: rgba(138, 79, 255, 0.08);
    color: var(--primary);
}

.teacher-sidebar-btn.logout:hover {
    background: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
}

.teacher-content {
    flex: 1;
}

.teacher-messages {
    margin-bottom: 25px;
}

.teacher-message {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 900;
    font-size: 14px;
    animation: teacherSlideIn 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-message-success {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: #2ecc71;
}

.teacher-message-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
}

.teacher-message-info {
    background: rgba(52, 152, 219, 0.1);
    border: 1px solid rgba(52, 152, 219, 0.3);
    color: #3498db;
}

@keyframes teacherSlideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.teacher-card {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 30px;
    margin-bottom: 30px;
}

.teacher-card-header {
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
}

.teacher-card-header h2 {
    font-size: 22px;
    font-weight: 900;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-card-header h2 i {
    color: var(--primary);
}

.teacher-card-header p {
    color: var(--text-soft);
    font-size: 14px;
    margin-top: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-card-footer {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.teacher-form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.teacher-form-group {
    margin-bottom: 5px;
}

.teacher-form-group.full-width {
    grid-column: span 2;
}

.teacher-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-form-group label i {
    color: var(--primary);
    margin-right: 6px;
}

.teacher-form-group .form-control,
.teacher-form-group input:not([type="checkbox"]):not([type="radio"]),
.teacher-form-group select,
.teacher-form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
    transition: all 0.3s ease;
}

.teacher-form-group .form-control:focus,
.teacher-form-group input:focus,
.teacher-form-group select:focus,
.teacher-form-group textarea:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(138, 79, 255, 0.1);
}

.teacher-form-error {
    color: #e74c3c;
    font-size: 12px;
    margin-top: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-form-error i {
    font-size: 10px;
    margin-right: 4px;
}

.form-text {
    font-size: 11px;
    color: var(--text-soft);
    margin-top: 5px;
    display: block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    opacity: 0.8;
}

.checkbox-group {
    display: flex;
    align-items: center;
    margin-top: 20px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
}

.checkbox-label input {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

.teacher-form-actions {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    flex-wrap: wrap;
}

.teacher-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 900;
    font-size: 14px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.teacher-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(138, 79, 255, 0.3);
}

.teacher-btn-success {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
    color: white;
}

.teacher-btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(46, 204, 113, 0.3);
}

.teacher-btn-danger {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
}

.teacher-btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

.teacher-btn-outline {
    background: transparent;
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.teacher-btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.teacher-btn-secondary {
    background: var(--bg);
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.teacher-btn-secondary:hover {
    background: rgba(138, 79, 255, 0.08);
    color: var(--primary);
}

.teacher-btn-small {
    padding: 8px 16px;
    font-size: 12px;
}

.teacher-btn-block {
    width: 100%;
}

.teacher-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.teacher-stat-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.teacher-stat-card.teacher-stat-warning {
    border-left: 4px solid #f1c40f;
}

.teacher-stat-icon {
    width: 50px;
    height: 50px;
    background: rgba(138, 79, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary);
}

.teacher-stat-info {
    flex: 1;
}

.teacher-stat-value {
    font-size: 28px;
    font-weight: 900;
    line-height: 1;
}

[data-theme="light"] .teacher-stat-item .teacher-stat-value  {
    color: var(--bg-dark, #1e293b);
}

[data-theme="dark"] .teacher-stat-item .teacher-stat-value{
    color: #ffffff;
}

.teacher-stat-label {
    font-size: 12px;
    color: var(--text-soft);
    margin-top: 5px;
}

.teacher-stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 30px;
}

.teacher-stat-item {
    text-align: center;
    padding: 20px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.teacher-stat-item .teacher-stat-value {
    font-size: 32px;
    font-weight: 900;
    color: var(--primary);
}

.teacher-stat-item .teacher-stat-label {
    font-size: 12px;
    color: var(--text-soft);
    margin-top: 5px;
}

.teacher-courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 25px;
}

.teacher-course-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all 0.3s ease;
}

.teacher-course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary);
}

.teacher-course-image {
    position: relative;
    height: 180px;
    overflow: hidden;
}

.teacher-course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.teacher-course-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.teacher-course-placeholder i {
    font-size: 48px;
    color: white;
    opacity: 0.8;
}

.teacher-course-status {
    position: absolute;
    top: 10px;
    right: 10px;
}

.teacher-course-body {
    padding: 20px;
}

.teacher-course-title {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 10px;
}

.teacher-course-description {
    font-size: 13px;
    color: var(--text-soft);
    line-height: 1.5;
    margin-bottom: 15px;
}

.teacher-course-stats {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.teacher-stat {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: var(--text-soft);
}

.teacher-stat i {
    color: var(--primary);
}

.teacher-stat-warning {
    color: #f1c40f;
}

.teacher-stat-warning i {
    color: #f1c40f;
}

.teacher-progress {
    margin-bottom: 15px;
}

.teacher-progress-bar {
    height: 8px;
    background: rgba(138, 79, 255, 0.2);
    border-radius: 10px;
    overflow: hidden;
}

.teacher-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 10px;
    transition: width 0.5s ease;
}

.teacher-course-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 10px;
}

.teacher-course-actions {
    display: flex;
    gap: 5px;
}

.teacher-courses-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.teacher-course-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    flex-wrap: wrap;
    gap: 15px;
}

.teacher-course-item:hover {
    border-color: var(--primary);
}

.teacher-course-info {
    display: flex;
    align-items: center;
    gap: 15px;
    flex: 1;
    min-width: 250px;
}

.teacher-course-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius);
    background: rgba(138, 79, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.teacher-course-icon i {
    font-size: 24px;
    color: var(--primary);
}

.teacher-course-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.teacher-course-details {
    flex: 1;
}

.teacher-course-details h4 {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 5px;
}

.teacher-course-meta {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: var(--text-soft);
    flex-wrap: wrap;
}

.teacher-course-meta i {
    color: var(--primary);
    margin-right: 3px;
}

.teacher-course-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

.teacher-quick-actions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.teacher-action-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 25px;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
}

.teacher-action-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.teacher-action-card i {
    font-size: 40px;
    color: var(--primary);
    margin-bottom: 15px;
}

.teacher-action-card span {
    display: block;
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
}

.teacher-section {
    margin-bottom: 40px;
}

.teacher-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.teacher-section-header h2 {
    font-size: 20px;
    font-weight: 900;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
}

.teacher-section-header h2 i {
    color: var(--primary);
}


.teacher-items-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.teacher-item-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    flex-wrap: wrap;
}

.teacher-item-card:hover {
    border-color: var(--primary);
}

.teacher-item-order {
    width: 40px;
    height: 40px;
    background: rgba(138, 79, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    color: var(--primary);
    flex-shrink: 0;
}

.teacher-item-icon {
    width: 40px;
    height: 40px;
    background: rgba(138, 79, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--primary);
    flex-shrink: 0;
}

.teacher-item-info {
    flex: 1;
    min-width: 200px;
}

.teacher-item-info h3 {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 5px;
}

.teacher-item-meta {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: var(--text-soft);
    flex-wrap: wrap;
}

.teacher-item-meta i {
    color: var(--primary);
    margin-right: 3px;
}

.teacher-item-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}


.teacher-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 900;
}

.teacher-badge-success,
.teacher-badge-warning,
.teacher-badge-danger,
.teacher-badge-info,
.teacher-badge-primary {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial', sans-serif;
    display: inline-block;
    letter-spacing: 0.3px;
    color: white;
}

.teacher-badge-success {
    background: #10b981;
}

.teacher-badge-warning {
    background: #f59e0b;
}

.teacher-badge-danger {
    background: #ef4444;
}

.teacher-badge-info {
    background: #3b82f6;
}

.teacher-badge-primary {
    background: #8b5cf6;
}


.teacher-empty-state {
    text-align: center;
    padding: 60px 30px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.teacher-empty-state i {
    font-size: 64px;
    color: var(--text-soft);
    margin-bottom: 20px;
    opacity: 0.5;
}

.teacher-empty-state h3 {
    font-size: 24px;
    color: var(--text);
    margin-bottom: 12px;
    font-weight: 900;
}

.teacher-empty-state p {
    color: var(--text-soft);
    margin-bottom: 25px;
    font-size: 16px;
}


@media (max-width: 992px) {
    .teacher-filter-grid {
        grid-template-columns: 1fr;
    }
    
    .teacher-filter-actions {
        justify-content: flex-start;
        margin-top: 10px;
    }
    
    .teacher-chart-grid {
        grid-template-columns: 1fr;
    }
    
    .grade-item {
        flex-wrap: wrap;
    }
    
    .grade-label {
        width: 100%;
    }
    
    .grade-count {
        text-align: left;
        width: auto;
    }
    
    .teacher-export-group {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }
    
    .teacher-export-actions {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 768px) {
    .teacher-stats-table th,
    .teacher-stats-table td {
        padding: 12px 10px;
    }
    
    .teacher-progress-cell {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    
    .teacher-progress-bar-small {
        width: 80px;
    }
}


.teacher-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.teacher-page-title {
    font-size: 32px;
    font-weight: 900;
    margin-top: 45px !important;
    color: var(--text);
    margin: 0;
}


.teacher-page-subtitle {
    color: var(--text-soft);
    font-size: 14px;
    margin-top: 5px;
}

.teacher-header-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.teacher-dashboard-page,
.teacher-course-detail-page,
.teacher-course-builder-page,
.teacher-students-page,
.teacher-student-progress-page,
.teacher-grade-page,
.teacher-statistics-page,
.teacher-delete-page {
    padding: 40px 0;
    min-height: calc(100vh - 80px);
}

.teacher-dashboard-page .teacher-container,
.teacher-course-detail-page .teacher-container,
.teacher-course-builder-page .teacher-container,
.teacher-students-page .teacher-container,
.teacher-student-progress-page .teacher-container,
.teacher-grade-page .teacher-container,
.teacher-statistics-page .teacher-container,
.teacher-delete-page .teacher-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.teacher-dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.teacher-filter-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 25px;
    margin-bottom: 25px;
}

.teacher-filter-title {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.teacher-filter-title i {
    color: var(--primary);
}


.teacher-filter-grid {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 20px;
    align-items: end;
}

.teacher-form-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.teacher-filter-actions {
    display: flex;
    gap: 12px;
}

.teacher-period-info {
    background: rgba(138, 79, 255, 0.1);
    border: 1px solid rgba(138, 79, 255, 0.2);
    border-radius: var(--radius);
    padding: 15px 20px;
    margin-bottom: 30px;
    color: var(--text-soft);
    font-size: 14px;
}

.teacher-period-info i {
    color: var(--primary);
    margin-right: 8px;
}

.teacher-form-label {
    font-weight: 900;
    color: var(--text-soft);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.teacher-form-input {
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
}

.teacher-form-input:focus {
    border-color: var(--primary);
    outline: none;
}

.teacher-charts-section {
    margin-bottom: 40px;
}

.teacher-chart-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.teacher-chart-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.teacher-chart-header {
    background: rgba(138, 79, 255, 0.05);
    padding: 18px 20px;
    border-bottom: 1px solid var(--border);
}

.teacher-chart-title {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.teacher-chart-title i {
    color: var(--primary);
}

.teacher-chart-body {
    padding: 20px;
    height: 320px;
}


.teacher-table-container {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow-x: auto;
}

.teacher-stats-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 700px;
}

.teacher-stats-table th {
    background: rgba(138, 79, 255, 0.05);
    padding: 16px 15px;
    text-align: left;
    font-weight: 900;
    color: var(--text);
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}

.teacher-stats-table td {
    padding: 16px 15px;
    border-bottom: 1px solid var(--border);
    color: var(--text-soft);
    font-size: 13px;
    vertical-align: middle;
}

.teacher-stats-table tr:last-child td {
    border-bottom: none;
}

.teacher-stats-table tr:hover td {
    background: rgba(138, 79, 255, 0.03);
}

.text-center {
    text-align: center;
}

.teacher-progress-cell {
    display: flex;
    align-items: center;
    gap: 12px;
}

.teacher-progress-bar-small {
    width: 100px;
    height: 6px;
    background: rgba(138, 79, 255, 0.2);
    border-radius: 3px;
    overflow: hidden;
}

.teacher-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 3px;
    transition: width 0.5s ease;
}

.teacher-grade-distribution {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 25px;
    margin-top: 20px;
}

.grade-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.grade-item:last-child {
    margin-bottom: 0;
}

.grade-label {
    width: 200px;
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
}

.grade-bar {
    flex: 1;
    height: 10px;
    background: rgba(138, 79, 255, 0.15);
    border-radius: 5px;
    overflow: hidden;
}

.grade-fill {
    height: 100%;
    border-radius: 5px;
    transition: width 0.6s ease;
}

.grade-excellent {
    background: linear-gradient(90deg, #2ecc71, #27ae60);
}

.grade-good {
    background: linear-gradient(90deg, #3498db, #2980b9);
}

.grade-satisfactory {
    background: linear-gradient(90deg, #f1c40f, #e67e22);
}

.grade-unsatisfactory {
    background: linear-gradient(90deg, #e74c3c, #c0392b);
}

.grade-count {
    width: 50px;
    font-weight: 900;
    color: var(--primary);
    font-size: 16px;
    text-align: right;
}

.teacher-stats-section {
    margin-bottom: 40px;
}

.teacher-stats-header {
    margin-bottom: 20px;
}

.teacher-stats-title {
    font-size: 20px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.teacher-stats-title i {
    color: var(--primary);
}

.teacher-stats-subtitle {
    color: var(--text-soft);
    font-size: 14px;
}

.teacher-export-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 25px;
    margin-top: 30px;
}

.teacher-export-title {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.teacher-export-title i {
    color: var(--primary);
}

.teacher-export-buttons {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
}

.teacher-export-group {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 12px 20px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.teacher-export-label {
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
}

.teacher-export-actions {
    display: flex;
    gap: 12px;
}

.teacher-students-table-container {
    overflow-x: auto;
}

.teacher-students-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}

.teacher-students-table th {
    background: rgba(138, 79, 255, 0.05);
    padding: 15px 12px;
    text-align: left;
    font-weight: 900;
    color: var(--text);
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}

.teacher-students-table td {
    padding: 15px 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text-soft);
    vertical-align: middle;
}

.student-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.student-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 900;
    font-size: 14px;
    flex-shrink: 0;
}

.student-name {
    font-weight: 900;
    color: var(--text);
}

.teacher-student-info-card {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 30px;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}

.student-avatar-large {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 900;
    font-size: 32px;
    flex-shrink: 0;
}

.student-details {
    flex: 1;
}

.student-details h2 {
    font-size: 24px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
}

.student-email {
    color: var(--text-soft);
    margin-bottom: 15px;
}

.student-progress-big {
    max-width: 300px;
}

.progress-percent {
    display: block;
    text-align: right;
    font-weight: 900;
    margin-top: 5px;
}


[data-theme="dark"] .progress-percent {
    color: #ffffff; 
}

[data-theme="light"] .progress-percent {
    color: var(--bg-dark); 
}

/*стили для дашборда преподавателя */
.teacher-teaching-card .teacher-course-image {
    opacity: 0.9;
}

.teacher-teaching-card .teacher-course-placeholder i {
    font-size: 48px;
    color: white;
    opacity: 0.8;
}

.teacher-btn-info {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
}

.teacher-btn-info:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
}

.teacher-btn-warning {
    background: linear-gradient(135deg, #f39c12, #e67e22);
    color: white;
}

.teacher-btn-warning:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(243, 156, 18, 0.3);
}

.teacher-btn-disabled {
    background: #95a5a6;
    color: white;
    cursor: not-allowed;
}

.teacher-pending-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.teacher-pending-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    flex-wrap: wrap;
    gap: 15px;
}

.teacher-pending-card:hover {
    border-color: var(--primary);
}

.pending-info {
    display: flex;
    align-items: center;
    gap: 15px;
    flex: 1;
}

.student-avatar-small {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 900;
    font-size: 18px;
    flex-shrink: 0;
}

.pending-details h4 {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 5px;
}

.pending-details .assignment-name {
    font-weight: 900;
    margin-bottom: 3px;
}

[data-theme="light"] .pending-details .assignment-name {
    color: var(--bg-dark);
}

[data-theme="dark"] .pending-details .assignment-name {
    color: #ffffff;
}

.pending-details .course-name {
    font-size: 13px;
    color: var(--text-soft);
    margin-bottom: 5px;
}

.pending-details .submission-date {
    font-size: 12px;
    color: var(--text-soft);
}

.pending-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .teacher-pending-card {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .pending-actions {
        width: 100%;
    }
    
    .pending-actions .teacher-btn {
        flex: 1;
        text-align: center;
    }
}

.teacher-assignments-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.assignment-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    transition: all 0.3s ease;
}

.assignment-card:hover {
    border-color: var(--primary);
}

.assignment-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 15px;
}

.assignment-info {
    flex: 1;
}

.assignment-info h3 {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 5px;
}

.lecture-info, .deadline-info {
    color: var(--text-soft);
    font-size: 13px;
    margin: 5px 0;
}

.deadline-passed {
    color: #e74c3c;
}

.assignment-status {
    text-align: right;
    flex-shrink: 0;
}

.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
}

.status-завершено, .status-completed {
    background: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
}

.status-на-проверке, .status-pending {
    background: rgba(241, 196, 15, 0.2);
    color: #f1c40f;
}

.status-на-доработке, .status-rework {
    background: rgba(231, 76, 60, 0.2);
    color: #e74c3c;
}

.attempt-number {
    display: block;
    font-size: 11px;
    color: var(--text-soft);
    margin-top: 5px;
}

.submission-details {
    background: rgba(138, 79, 255, 0.05);
    border-radius: var(--radius);
    padding: 15px;
    margin: 15px 0;
}

.submission-date {
    color: var(--text-soft);
    font-size: 13px;
    margin-bottom: 10px;
}

.submission-files {
    margin: 10px 0;
}

.files-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 8px;
}

.file-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 10px;
    background: var(--surface);
    border-radius: 6px;
    color: var(--primary);
    text-decoration: none;
    font-size: 13px;
}

.file-link:hover {
    background: rgba(138, 79, 255, 0.1);
}

.student-comment {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
}

.feedback-section {
    background: rgba(46, 204, 113, 0.05);
    border-left: 3px solid #2ecc71;
    padding: 15px;
    margin-top: 15px;
}



.grade-display {
    font-weight: 900;
    padding: 4px 10px;
    border-radius: 20px;
    background: var(--surface);
}

.grade-passed {
    color: #2ecc71;
}

.grade-failed {
    color: #e74c3c;
}

.feedback-comment {
    margin-top: 10px;
    color: var(--text-soft);
}

.feedback-actions {
    margin-top: 10px;
}

.teacher-tests-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.test-result-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 15px;
    transition: all 0.3s ease;
}

.test-result-card:hover {
    border-color: var(--primary);
}

.test-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    flex-wrap: wrap;
    gap: 10px;
}

.test-header h3 {
    font-size: 16px;
    font-weight: 900;
    margin: 0;
}

.test-status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
}

.test-status.passed {
    background: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
}

.test-status.failed {
    background: rgba(231, 76, 60, 0.2);
    color: #e74c3c;
}

.test-details {
    color: var(--text-soft);
    font-size: 13px;
}

.test-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 10px;
}

.test-meta i {
    color: var(--primary);
    margin-right: 4px;
}

.test-score {
    font-weight: 900;
    font-family: 'Arial Black', 'Arial', sans-serif;
    font-size: 1.2rem;
}

[data-theme="light"] .test-score {
    color: var(--bg-dark);
}

[data-theme="dark"] .test-score {
    color: var(--text-dark);
}

.teacher-grade-info-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.teacher-grade-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
}

.teacher-grade-section h3 {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

.radio-group {
    display: flex;
    gap: 20px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--text);
    font-weight: 900;
}

.radio-label input[type="radio"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

.teacher-delete-content {
    text-align: center;
    padding: 30px 20px;
}

.teacher-delete-icon i {
    font-size: 64px;
    color: #e74c3c;
    margin-bottom: 20px;
}

.teacher-delete-content h3 {
    font-size: 24px;
    color: var(--text);
    margin-bottom: 15px;
}

.teacher-delete-content p {
    font-size: 16px;
    color: var(--text-soft);
    margin-bottom: 10px;
}

.teacher-delete-content strong {
    font-size: 18px;
    color: var(--primary);
    display: block;
    margin: 15px 0;
}

.teacher-delete-warning {
    color: #e74c3c !important;
    font-size: 14px !important;
    margin-top: 20px !important;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.teacher-link {
    text-decoration: underline;
}

[data-theme="light"] .teacher-link {
    color: var(--bg-dark);
}

[data-theme="dark"] .teacher-link {
    color: var(--text-dark);
}

@media (max-width: 992px) {
    .teacher-layout {
        flex-direction: column;
    }
    
    .teacher-sidebar {
        width: 100%;
        position: static;
    }
    
    .teacher-form-grid {
        grid-template-columns: 1fr;
    }
    
    .teacher-form-group.full-width {
        grid-column: span 1;
    }
    
    .teacher-stats-grid,
    .teacher-stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .teacher-quick-actions {
        grid-template-columns: 1fr;
    }
    
    .teacher-courses-grid {
        grid-template-columns: 1fr;
    }
    
    .teacher-chart-grid {
        grid-template-columns: 1fr;
    }
    
    .teacher-filter-grid {
        grid-template-columns: 1fr;
    }
    
    .teacher-filter-actions {
        justify-content: flex-start;
    }
}

@media (max-width: 768px) {
    .teacher-stats-grid,
    .teacher-stats-row {
        grid-template-columns: 1fr;
    }
    
    .teacher-page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .teacher-course-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .teacher-course-actions {
        width: 100%;
    }
    
    .teacher-course-actions .teacher-btn {
        flex: 1;
        text-align: center;
    }
    
    .teacher-item-card {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .teacher-item-actions {
        width: 100%;
        justify-content: flex-end;
    }
    
    .teacher-form-actions {
        flex-direction: column;
    }
    
    .teacher-card-footer {
        flex-direction: column;
        align-items: stretch;
    }
    
    .teacher-card-footer .teacher-link {
        text-align: center;
    }
    
    .grade-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .grade-label {
        width: 100%;
    }
    
    .teacher-export-group {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }
    
    .teacher-export-actions {
        width: 100%;
        justify-content: flex-start;
    }
    
    .assignment-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .assignment-status {
        text-align: left;
    }
    
    .teacher-student-info-card {
        flex-direction: column;
        text-align: center;
    }
    
    .student-progress-big {
        max-width: 100%;
    }
    
    .grade-item {
        flex-direction: row;
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .teacher-container {
        padding: 0 15px;
    }
    
    .teacher-page-title {
        font-size: 24px;
    }
    
    .teacher-card {
        padding: 20px;
    }
    
    .teacher-stat-value {
        font-size: 24px;
    }
    
    .grade-label {
        width: 100%;
    }
    
    .grade-count {
        text-align: left;
        width: auto;
    }
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.mt-3 {
    margin-top: 1rem;
}

.btn-close {
    background: transparent;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    margin-left: auto;
    color: inherit;
    opacity: 0.5;
    transition: opacity 0.3s ease;
}

.btn-close:hover {
    opacity: 1;
}

.fade {
    transition: opacity 0.15s linear;
}

.fade.show {
    opacity: 1;
}


.currentfile,
.file-upload .currentfile {
    display: flex !important;
    align-items: center !important;
    flex-wrap: wrap !important;
    gap: 12px !important;
    margin: 10px 0 !important;
    padding: 8px 0 !important;
}

.currentfile strong {
    font-size: 12px !important;
    color: var(--text-soft) !important;
    font-weight: 900 !important;
    margin-right: 5px !important;
    display: inline-block !important;
}

.currentfile a {
    text-decoration: none !important;
    font-weight: 900 !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
    padding: 4px 10px !important;
    border-radius: 6px !important;
    font-size: 12px !important;
}

[data-theme="dark"] .currentfile a {
    color: #ffffff !important;
    background: rgba(138, 79, 255, 0.15) !important;
}

[data-theme="dark"] .currentfile a:hover {
    color: #ffffff !important;
    background: rgba(138, 79, 255, 0.3) !important;
    text-decoration: none !important;
}

[data-theme="light"] .currentfile a {
    color: #1A2357 !important;
    background: rgba(26, 35, 87, 0.08) !important;
}

[data-theme="light"] .currentfile a:hover {
    color: #1A2357 !important;
    background: rgba(26, 35, 87, 0.15) !important;
    text-decoration: none !important;
}

.currentfile input[type="checkbox"] {
    width: 16px !important;
    height: 16px !important;
    margin: 0 5px 0 0 !important;
    cursor: pointer !important;
    accent-color: var(--primary) !important;
    display: inline-block !important;
    vertical-align: middle !important;
}

.currentfile label {
    display: inline-flex !important;
    align-items: center !important;
    gap: 5px !important;
    font-size: 12px !important;
    font-weight: 900 !important;
    cursor: pointer !important;
    margin: 0 !important;
    padding: 4px 8px !important;
    border-radius: 6px !important;
    transition: all 0.3s ease !important;
}

[data-theme="dark"] .currentfile label {
    color: #e74c3c !important;
    background: rgba(231, 76, 60, 0.15) !important;
}

[data-theme="dark"] .currentfile label:hover {
    color: #e74c3c !important;
    background: rgba(231, 76, 60, 0.3) !important;
}

[data-theme="light"] .currentfile label {
    color: #c0392b !important;
    background: rgba(231, 76, 60, 0.1) !important;
}

[data-theme="light"] .currentfile label:hover {
    color: #c0392b !important;
    background: rgba(231, 76, 60, 0.2) !important;
}

.file-upload {
    margin-bottom: 15px !important;
}

.file-upload .clear {
    margin-top: 8px !important;
}

.file-upload .clear a,
.clear a {
    display: inline-flex !important;
    align-items: center !important;
    gap: 5px !important;
    font-size: 12px !important;
    font-weight: 900 !important;
    text-decoration: none !important;
    padding: 4px 12px !important;
    border-radius: 6px !important;
    transition: all 0.3s ease !important;
}

[data-theme="dark"] .clear a,
[data-theme="dark"] .file-upload .clear a {
    color: #e74c3c !important;
    background: rgba(231, 76, 60, 0.15) !important;
}

[data-theme="dark"] .clear a:hover,
[data-theme="dark"] .file-upload .clear a:hover {
    color: #e74c3c !important;
    background: rgba(231, 76, 60, 0.3) !important;
    text-decoration: none !important;
}

[data-theme="light"] .clear a,
[data-theme="light"] .file-upload .clear a {
    color: #c0392b !important;
    background: rgba(231, 76, 60, 0.1) !important;
}

[data-theme="light"] .clear a:hover,
[data-theme="light"] .file-upload .clear a:hover {
    color: #c0392b !important;
    background: rgba(231, 76, 60, 0.2) !important;
    text-decoration: none !important;
}

.methodist-form-group .file-upload {
    background: transparent !important;
}

a[href*="/media/"] {
    text-decoration: none !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 5px !important;
    padding: 4px 8px !important;
    border-radius: 6px !important;
    font-size: 12px !important;
    font-weight: 900 !important;
}

[data-theme="dark"] a[href*="/media/"] {
    color: #ffffff !important;
    background: rgba(138, 79, 255, 0.15) !important;
}

[data-theme="dark"] a[href*="/media/"]:hover {
    color: #ffffff !important;
    background: rgba(138, 79, 255, 0.3) !important;
}

[data-theme="light"] a[href*="/media/"] {
    color: #1A2357 !important;
    background: rgba(26, 35, 87, 0.08) !important;
}

[data-theme="light"] a[href*="/media/"]:hover {
    color: #1A2357 !important;
    background: rgba(26, 35, 87, 0.15) !important;
}


/*  стили для профиля неподтвержденных пользователей */

.unv-page {
    padding: 40px 0;
    min-height: calc(100vh - 80px);
}

.unv-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.unv-layout {
    display: flex;
    gap: 30px;
}

.unv-sidebar {
    width: 320px;
    flex-shrink: 0;
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 30px 20px;
    position: sticky;
    top: 100px;
    height: fit-content;
}

.unv-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.unv-avatar-text {
    font-size: 48px;
    font-weight: 900;
    color: white;
    text-transform: uppercase;
}


.unv-user-info {
    text-align: center;
    margin-bottom: 30px;
}

.unv-user-name {
    font-size: 20px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-user-email {
    color: var(--text-soft);
    font-size: 14px;
    margin-bottom: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-badge-group {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.unv-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-badge-metodist {
    background: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
}

.unv-badge-teacher {
    background: rgba(52, 152, 219, 0.2);
    color: #3498db;
}

.unv-badge-student {
    background: rgba(138, 79, 255, 0.2);
    color: var(--primary);
}

.unv-badge-pending {
    background: rgba(241, 196, 15, 0.2);
    color: #f1c40f;
}

.unv-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 20px;
}

.unv-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius);
    color: var(--text-soft);
    text-decoration: none;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
    cursor: pointer;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-nav-item i {
    width: 20px;
    font-size: 16px;
}

.unv-nav-item:hover {
    background: rgba(138, 79, 255, 0.08);
    color: var(--primary);
}

.unv-nav-item.active {
    background: var(--primary);
    color: white;
}

.unv-nav-item.active i {
    color: white;
}


.unv-danger-zone {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.unv-danger-title {
    font-size: 14px;
    font-weight: 900;
    color: #dc3545;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-danger-text {
    font-size: 12px;
    color: var(--text-soft);
    margin-bottom: 15px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-btn-danger {
    width: 100%;
    background: #dc3545;
    color: white;
    border: none;
    padding: 10px 16px;
    border-radius: var(--radius);
    font-weight: 900;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-btn-danger:hover {
    background: #c82333;
    transform: translateY(-2px);
}

.unv-btn-danger:disabled {
    background: #6c757d;
    cursor: not-allowed;
    transform: none;
}


.unv-main {
    flex: 1;
}

.unv-tab {
    display: none;
    animation: unvFadeIn 0.3s ease;
}

.unv-tab.active {
    display: block;
}

@keyframes unvFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.unv-tab-header {
    margin-bottom: 30px;
}

.unv-tab-header h1 {
    font-size: 28px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-tab-header p {
    color: var(--text-soft);
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-banner {
    background: linear-gradient(135deg, #987a19ff 0%, #6a5308ff 100%);
    border: 1px solid #bab334ff;
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.unv-banner-content {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    flex: 1;
}

.unv-banner-icon i {
    font-size: 32px;
    color: #ffc107;
}

.unv-banner-text h3 {
    color: #ffffff;
    margin: 0 0 8px 0;
    font-size: 18px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-banner-text p {
    color: #ffffff;
    margin: 0 0 8px 0;
    opacity: 0.9;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-banner-info small {
    color: #ffffff;
    opacity: 0.8;
    font-size: 12px;
}

.unv-banner-actions {
    flex-shrink: 0;
}

.unv-btn-contact {
    background: #ffc107;
    color: #221b05ff;
    border: none;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-weight: 900;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-btn-contact:hover {
    background: #e0a800;
    transform: translateY(-2px);
}


.unv-limitations {
    background: rgba(138, 79, 255, 0.05);
    border-radius: var(--radius);
    padding: 20px;
    margin: 24px 0;
    border: 1px solid var(--border);
}

.unv-limitations-header h3 {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-limitations-header p {
    color: var(--text-soft);
    margin-bottom: 16px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-limitations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 12px;
}

.unv-limitation-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
}

.unv-limitation-icon {
    font-size: 16px;
}

.unv-limitation-text {
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.unv-info-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: all 0.3s ease;
}

.unv-info-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
}

.unv-info-icon {
    width: 50px;
    height: 50px;
    background: rgba(138, 79, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary);
}

.unv-info-content {
    flex: 1;
}

.unv-info-label {
    font-size: 12px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-info-value {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-status-pending {
    color: #f1c40f;
}

.unv-process {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
    margin-top: 30px;
}

.unv-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    position: relative;
}

.unv-steps::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: var(--border);
    z-index: 1;
}

.unv-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
    flex: 1;
}

.unv-step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg);
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-soft);
    font-weight: 900;
    margin-bottom: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-step.active .unv-step-number {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.unv-step-content {
    text-align: center;
}

.unv-step-content h4 {
    font-size: 14px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-step-content p {
    font-size: 12px;
    color: var(--text-soft);
    margin: 0;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-form-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
}

.unv-form-title {
    font-size: 20px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-form-title i {
    color: var(--primary);
}

.unv-form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 20px;
}

.unv-form-group {
    margin-bottom: 20px;
}

.unv-form-group.full-width {
    grid-column: span 2;
}

.unv-form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 900;
    color: var(--text);
    font-size: 13px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-form-label i {
    color: var(--primary);
    margin-right: 6px;
}

.unv-form-control {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
    transition: all 0.3s ease;
}

.unv-form-control:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(138, 79, 255, 0.1);
}

.unv-form-text {
    font-size: 11px;
    color: var(--text-soft);
    margin-top: 5px;
    display: block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-form-actions {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.unv-btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 900;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(138, 79, 255, 0.3);
}

.unv-notice {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-top: 20px;
}

.unv-notice p {
    color: #2ecc71;
    margin: 0;
    font-size: 13px;
    text-align: center;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-warning-notice {
    background: rgba(241, 196, 15, 0.1);
    border: 1px solid rgba(241, 196, 15, 0.3);
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-top: 20px;
}

.unv-warning-notice p {
    color: #f1c40f;
    margin: 0;
    font-size: 13px;
    text-align: center;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-documents-list {
    margin-top: 15px;
}

.unv-document-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.unv-document-item:last-child {
    border-bottom: none;
}

.unv-document-name {
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-document-status {
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-document-status.uploaded {
    background: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
}

.unv-document-status.missing {
    background: rgba(231, 76, 60, 0.2);
    color: #e74c3c;
}

.unv-document-link {
    color: var(--primary);
    text-decoration: none;
    font-size: 12px;
    font-weight: 900;
    margin-left: 10px;
}

.unv-document-link:hover {
    text-decoration: underline;
}

.unv-modal {
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
}

.unv-modal.active {
    display: flex;
}

.unv-modal-content {
    background: var(--surface);
    border-radius: var(--radius);
    width: 90%;
    max-width: 500px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: unvModalSlide 0.3s ease;
}

@keyframes unvModalSlide {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.unv-modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.unv-modal-header h3 {
    margin: 0;
    font-size: 20px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-modal-close {
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    color: var(--text-soft);
    transition: color 0.3s ease;
}

.unv-modal-close:hover {
    color: var(--primary);
}

.unv-modal-body {
    padding: 20px;
    color: var(--text-soft);
}

.unv-modal-body ul {
    margin: 16px 0;
    padding-left: 20px;
}

.unv-modal-body li {
    margin-bottom: 8px;
}

.unv-modal-footer {
    padding: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
}

.unv-messages {
    margin-bottom: 25px;
}

.unv-message {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 900;
    font-size: 14px;
    animation: unvSlideIn 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.unv-message-success {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: #2ecc71;
}

.unv-message-error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
}

.unv-message-warning {
    background: rgba(241, 196, 15, 0.1);
    border: 1px solid rgba(241, 196, 15, 0.3);
    color: #f1c40f;
}

@keyframes unvSlideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


@media (max-width: 992px) {
    .unv-layout {
        flex-direction: column;
    }
    
    .unv-sidebar {
        width: 100%;
        position: static;
    }
    
    .unv-form-row {
        grid-template-columns: 1fr;
    }
    
    .unv-form-group.full-width {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .unv-steps {
        flex-direction: column;
        gap: 20px;
    }
    
    .unv-steps::before {
        display: none;
    }
    
    .unv-step {
        flex-direction: row;
        gap: 15px;
    }
    
    .unv-step-number {
        margin-bottom: 0;
    }
    
    .unv-step-content {
        text-align: left;
    }
    
    .unv-banner {
        flex-direction: column;
        text-align: center;
    }
    
    .unv-banner-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .unv-info-grid {
        grid-template-columns: 1fr;
    }
    
    .unv-limitations-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .unv-container {
        padding: 0 15px;
    }
    
    .unv-tab-header h1 {
        font-size: 24px;
    }
    
    .unv-form-card {
        padding: 20px;
    }
    
    .unv-btn-primary {
        width: 100%;
        justify-content: center;
    }
}

/* стили для слушателя курсов */

.lsn-page {
    padding: 40px 0;
    min-height: calc(100vh - 80px);
}

.lsn-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.lsn-header {
    margin-bottom: 35px;
}

.lsn-title {
    font-size: 36px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    background: linear-gradient(135deg, var(--text) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.lsn-subtitle {
    color: var(--text-soft);
    font-size: 16px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    margin-top: 5px;
}

.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 25px;
    font-size: 13px;
    color: var(--text-soft);
    flex-wrap: wrap;
    padding: 12px 0;
}

.breadcrumbs a {
    color: var(--text-soft);
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 900;
}

.breadcrumbs a:hover {
    color: var(--primary);
}

.breadcrumbs i {
    font-size: 10px;
    color: var(--text-soft);
}

.lsn-stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-bottom: 45px;
}

.lsn-stat-card {
    background: var(--surface);
    border-radius: 20px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 18px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border);
}

.lsn-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
}

.lsn-stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 15px 35px rgba(138, 79, 255, 0.15);
}

.lsn-stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(138, 79, 255, 0.15), rgba(255, 79, 216, 0.08));
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--primary);
}

.lsn-stat-info {
    flex: 1;
}

.lsn-stat-value {
    font-size: 32px;
    font-weight: 900;
    color: var(--text);
    line-height: 1;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-stat-label {
    font-size: 13px;
    color: var(--text-soft);
    margin-top: 6px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-section {
    margin-bottom: 45px;
}

.lsn-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

.lsn-section-title {
    font-size: 24px;
    font-weight: 900;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-section-title i {
    color: var(--primary);
    font-size: 26px;
}

.lsn-section-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
    padding: 8px 16px;
    border-radius: 30px;
    background: rgba(138, 79, 255, 0.08);
}

.lsn-section-link:hover {
    background: rgba(138, 79, 255, 0.15);
    color: var(--accent);
}

.lsn-section-link i {
    margin-left: 6px;
    transition: transform 0.3s ease;
}

.lsn-section-link:hover i {
    transform: translateX(5px);
}

.lsn-courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 28px;
}

.lsn-course-card {
    background: var(--surface);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border);
}

.lsn-course-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(138, 79, 255, 0.2);
}

.lsn-course-image {
    position: relative;
    height: 180px;
    overflow: hidden;
}

.lsn-course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.lsn-course-card:hover .lsn-course-image img {
    transform: scale(1.05);
}

.lsn-course-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lsn-course-placeholder i {
    font-size: 56px;
    color: white;
    opacity: 0.9;
}

.lsn-course-status {
    position: absolute;
    top: 15px;
    right: 15px;
}

.lsn-badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 30px;
    font-size: 11px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    backdrop-filter: blur(5px);
}

.lsn-badge-success {
    background: rgba(46, 204, 113, 0.9);
    color: white;
}

.lsn-badge-warning {
    background: rgba(241, 196, 15, 0.9);
    color: #2c3e50;
}

.lsn-badge-info {
    background: rgba(52, 152, 219, 0.9);
    color: white;
}

.lsn-badge-danger {
    background: rgba(231, 76, 60, 0.9);
    color: white;
}

.lsn-course-body {
    padding: 22px;
    flex: 1;
}

.lsn-course-title {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 10px;
    line-height: 1.35;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-course-description {
    font-size: 13px;
    color: var(--text-soft);
    line-height: 1.55;
    margin-bottom: 15px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    opacity: 0.85;
}

.lsn-course-stats {
    display: flex;
    gap: 15px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.lsn-stat {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-stat i {
    color: var(--primary);
    font-size: 12px;
}


.lsn-progress {
    margin-bottom: 15px;
}

.lsn-progress-bar {
    height: 8px;
    background: rgba(138, 79, 255, 0.15);
    border-radius: 10px;
    overflow: hidden;
}

.lsn-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 10px;
    transition: width 0.5s ease;
}

.lsn-progress-text {
    display: block;
    text-align: right;
    font-size: 11px;
    color: var(--text-soft);
    margin-top: 6px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}


.lsn-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 12px;
    font-weight: 900;
    font-size: 13px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 15px;
    border: none;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(138, 79, 255, 0.25);
}

/* стили для сообщения о требовании к отзыву на странице деталей курса*/

.review-requirement-block {
    display: flex;
    gap: 20px;
    padding: 25px;
    background: linear-gradient(135deg, rgba(138, 79, 255, 0.08) 0%, rgba(255, 79, 216, 0.05) 100%);
    border: 1px solid var(--border);
    border-radius: 20px;
    margin-top: 30px;
    transition: all 0.3s ease;
}

.review-requirement-block:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.review-requirement-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: rgba(138, 79, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.review-requirement-icon i {
    font-size: 28px;
    color: var(--primary);
}

.review-requirement-content {
    flex: 1;
}

.review-requirement-content h4 {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.review-requirement-content p {
    font-size: 14px;
    color: var(--text-soft);
    margin-bottom: 20px;
    line-height: 1.5;
}

.progress-requirement {
    background: var(--bg);
    border-radius: 16px;
    padding: 15px 20px;
}

.progress-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--text-soft);
    flex-wrap: wrap;
    gap: 10px;
}

.progress-label strong {
    font-size: 18px;
    font-weight: 900;
}

[data-theme="dark"] .progress-label strong {
    color: #ffffff;
}

[data-theme="light"] .progress-label strong {
    color: #1A2357;
}

.need-label {
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 900;
    font-size: 12px;
}

[data-theme="dark"] .need-label {
    background: rgba(255, 255, 255, 0.15);
    color: #ffffff;
}

[data-theme="light"] .need-label {
    background: rgba(26, 35, 87, 0.1);
    color: #1A2357;
}

.progress-bar-wrapper {
    position: relative;
    margin: 8px 0;
}

.progress-bar-bg {
    height: 10px;
    background: rgba(138, 79, 255, 0.15);
    border-radius: 10px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 10px;
    transition: width 0.5s ease;
}

.progress-marker {
    position: absolute;
    top: -20px;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.marker-line {
    width: 2px;
    height: 15px;
    background: var(--primary);
    margin-bottom: 4px;
    margin-top: 5px;
}

.marker-label {
    font-size: 10px;
    font-weight: 900;
    white-space: nowrap;
}

[data-theme="dark"] .marker-label {
    color: #ffffff;
}

[data-theme="light"] .marker-label {
    color: #1A2357;
}

/* Стили для прогресса в сайдбаре */
.enroll-stat-progress-txt {
    text-align: center;
    font-size: 12px;
    margin: 15px 0;
    padding: 8px 12px;
    background: rgba(138, 79, 255, 0.1);
    border-radius: 20px;
    font-weight: 900;
}

[data-theme="dark"] .enroll-stat-progress-txt {
    color: #ffffff;
}

[data-theme="light"] .enroll-stat-progress-txt {
    color: #1A2357;
}

@media (max-width: 768px) {
    .review-requirement-block {
        flex-direction: column;
        text-align: center;
        padding: 20px;
    }
    
    .review-requirement-icon {
        margin: 0 auto;
    }
    
    .progress-label {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .progress-marker {
        display: none;
    }
}

.enroll-stat-progress-txt {
    text-align: center;
    font-size: 12px;
    margin-top: 15px;
    margin-bottom: 15px;
}

.lsn-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(138, 79, 255, 0.35);
}

.lsn-btn-outline {
    background: transparent;
    color: var(--text-soft);
    border: 1.5px solid var(--border);
}

.lsn-btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(138, 79, 255, 0.05);
}

.lsn-btn-danger {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.25);
}

.lsn-btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(231, 76, 60, 0.35);
}

.lsn-btn-block {
    width: 100%;
    justify-content: center;
}


.lsn-empty-state {
    text-align: center;
    padding: 70px 30px;
    background: var(--surface);
    border-radius: 24px;
    border: 2px dashed var(--border);
}

.lsn-empty-state i {
    font-size: 72px;
    color: var(--text-soft);
    margin-bottom: 20px;
    opacity: 0.4;
}

.lsn-empty-state h3 {
    font-size: 22px;
    color: var(--text);
    margin-bottom: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-empty-state p {
    color: var(--text-soft);
    margin-bottom: 25px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}


.lsn-profile-layout {
    display: flex;
    gap: 35px;
}

.lsn-sidebar {
    width: 320px;
    flex-shrink: 0;
    background: var(--surface);
    border-radius: 24px;
    border: 1px solid var(--border);
    padding: 30px 25px;
    position: sticky;
    top: 100px;
    height: fit-content;
}

.lsn-avatar {
    width: 130px;
    height: 130px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(138, 79, 255, 0.3);
}

.lsn-avatar-text {
    font-size: 52px;
    font-weight: 900;
    color: white;
    text-transform: uppercase;
}

.lsn-user-info {
    text-align: center;
    margin-bottom: 30px;
}

.lsn-user-name {
    font-size: 20px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-user-email {
    color: var(--text-soft);
    font-size: 13px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 30px;
}

.lsn-nav-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 18px;
    border-radius: 14px;
    color: var(--text-soft);
    text-decoration: none;
    font-weight: 900;
    font-size: 14px;
    transition: all 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-nav-link i {
    width: 22px;
    font-size: 16px;
}

.lsn-nav-link:hover {
    background: rgba(138, 79, 255, 0.08);
    color: var(--primary);
}

.lsn-nav-link.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 12px rgba(138, 79, 255, 0.25);
}

.lsn-nav-link.active i {
    color: white;
}

.lsn-main {
    flex: 1;
}

.lsn-tab {
    display: none;
    animation: lsnFadeIn 0.4s ease;
}

.lsn-tab.active {
    display: block;
}

@keyframes lsnFadeIn {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.lsn-tab-header {
    margin-bottom: 30px;
}

.lsn-tab-header h1 {
    font-size: 28px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-tab-header p {
    color: var(--text-soft);
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}


.lsn-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
    margin-bottom: 30px;
}

.lsn-info-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 22px;
    display: flex;
    align-items: center;
    gap: 18px;
    transition: all 0.3s ease;
}

.lsn-info-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: 0 10px 25px rgba(138, 79, 255, 0.1);
}

.lsn-info-icon {
    width: 55px;
    height: 55px;
    background: linear-gradient(135deg, rgba(138, 79, 255, 0.15), rgba(255, 79, 216, 0.08));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary);
}

.lsn-info-content {
    flex: 1;
}

.lsn-info-label {
    font-size: 11px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-info-value {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-form-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 35px;
}

.lsn-form-title {
    font-size: 22px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 25px;
    padding-bottom: 18px;
    border-bottom: 2px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-form-title i {
    color: var(--primary);
    font-size: 24px;
}

.lsn-form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
    margin-bottom: 20px;
}

.lsn-form-group {
    margin-bottom: 22px;
}

.lsn-form-group.full-width {
    grid-column: span 2;
}

.lsn-form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 900;
    color: var(--text);
    font-size: 13px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-form-label i {
    color: var(--primary);
    margin-right: 8px;
}

.lsn-form-control {
    width: 100%;
    padding: 14px 18px;
    border-radius: 14px;
    border: 1.5px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
    transition: all 0.3s ease;
}

.lsn-form-control:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(138, 79, 255, 0.15);
}

.lsn-form-actions {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 15px;
}

.lsn-courses-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.lsn-course-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    transition: all 0.3s ease;
    flex-wrap: wrap;
    gap: 15px;
}

.lsn-course-list-item:hover {
    border-color: var(--primary);
    transform: translateX(5px);
    box-shadow: 0 8px 20px rgba(138, 79, 255, 0.1);
}

.lsn-course-list-info {
    display: flex;
    align-items: center;
    gap: 18px;
    flex: 1;
    min-width: 280px;
}

.lsn-course-list-icon {
    width: 65px;
    height: 65px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(138, 79, 255, 0.15), rgba(255, 79, 216, 0.08));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.lsn-course-list-icon i {
    font-size: 32px;
    color: var(--primary);
}

.lsn-course-list-details {
    flex: 1;
}

.lsn-course-list-title {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-course-list-meta {
    display: flex;
    gap: 20px;
    font-size: 12px;
    color: var(--text-soft);
    flex-wrap: wrap;
}

.lsn-course-list-meta i {
    color: var(--primary);
    margin-right: 5px;
}

.lsn-course-list-progress {
    width: 220px;
}

.lsn-course-list-actions {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.lsn-course-detail-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 45px;
}

.lsn-course-detail-main {
    display: flex;
    flex-direction: column;
    gap: 35px;
}

.lsn-course-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 20px;
}

.lsn-course-detail-title {
    font-size: 32px;
    font-weight: 900;
    color: var(--text);
    margin: 0;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    background: linear-gradient(135deg, var(--text) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.lsn-course-detail-price {
    text-align: right;
}

.lsn-price-amount {
    font-size: 34px;
    font-weight: 900;
    color: var(--primary);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-price-free {
    font-size: 26px;
    font-weight: 900;
    color: #2ecc71;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-course-detail-meta {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
}

.lsn-meta-rating, .lsn-meta-students {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-meta-rating i {
    color: #ffc107;
}

.lsn-course-detail-image {
    width: 100%;
    height: 550px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.lsn-course-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.lsn-course-detail-section {
    margin-bottom: 35px;
}

.lsn-section-title {
    font-size: 24px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 22px;
    padding-bottom: 12px;
    border-bottom: 3px solid var(--primary);
    display: inline-block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-course-description {
    color: var(--text-soft);
    line-height: 1.8;
    font-size: 15px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-course-specs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.lsn-spec-item {
    padding: 18px;
    background: var(--bg);
    border-radius: 18px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.lsn-spec-item:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
}

.lsn-spec-label {
    font-size: 12px;
    color: var(--text-soft);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-spec-value {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-course-sidebar {
    position: sticky;
    top: 100px;
    align-self: start;
}

.lsn-sidebar-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 28px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.lsn-sidebar-price {
    text-align: center;
    margin-bottom: 28px;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--border);
}

.lsn-price-large {
    font-size: 42px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="dark"] .lsn-price-large {
    color: var(--text-dark);
}

[data-theme="light"] .lsn-price-large {
    color: var(--bg-dark);
}

.lsn-price-free-large {
    font-size: 32px;
    font-weight: 900;
    color: #2ecc71;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-sidebar-info {
    margin: 22px 0;
    padding: 18px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.lsn-info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    color: var(--text-soft);
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-info-item i {
    color: var(--primary);
    width: 22px;
    font-size: 14px;
}

.lsn-reviews-list {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.lsn-review-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 22px;
    transition: all 0.3s ease;
}

.lsn-review-item:hover {
    transform: translateX(5px);
    border-color: var(--primary);
}

.lsn-review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 12px;
}

.lsn-reviewer-name {
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-review-date {
    font-size: 12px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-review-rating {
    color: #ffc107;
}

.lsn-review-rating i {
    margin-right: 3px;
    opacity: 0.3;
    font-size: 14px;
}

.lsn-review-rating i.active {
    opacity: 1;
}

.lsn-review-content {
    color: var(--text-soft);
    line-height: 1.65;
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

/* стили для страинцы изучения курса */

.study-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 24px;
    padding: 30px;
    margin-bottom: 35px;
    color: white;
    position: relative;
    overflow: hidden;
}

.study-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.study-header h1 {
    font-size: 28px;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.study-progress-large {
    max-width: 350px;
    position: relative;
    z-index: 1;
}

.study-progress-large .progress-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 13px;
    opacity: 0.9;
}

.study-progress-large .progress-bar {
    height: 10px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    overflow: hidden;
}

.study-progress-large .progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #fff, #ffd700);
    border-radius: 10px;
    transition: width 0.5s ease;
}

.study-nav-custom {
    display: flex;
    gap: 8px;
    background: var(--surface);
    border-radius: 16px;
    padding: 8px;
    margin-bottom: 25px;
    border: 1px solid var(--border);
}

.study-nav-custom .nav-btn {
    flex: 1;
    padding: 12px;
    border-radius: 12px;
    font-weight: 900;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    background: transparent;
    border: none;
    color: var(--text-soft);
}

.study-nav-custom .nav-btn i {
    margin-right: 8px;
}

.study-nav-custom .nav-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 12px rgba(138, 79, 255, 0.25);
}

.study-nav-custom .nav-btn:hover:not(.active) {
    background: rgba(138, 79, 255, 0.08);
    color: var(--primary);
}

.course-study-layout {
    display: flex;
    gap: 35px;
    min-height: 600px;
}

.course-study-sidebar {
    width: 320px;
    flex-shrink: 0;
}

.course-study-main {
    flex: 1;
}

.study-sidebar-card {
    background: var(--surface);
    border-radius: 20px;
    padding: 20px;
    margin-bottom: 20px;
    border: 1px solid var(--border);
}

.study-sidebar-card h3 {
    font-size: 16px;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary);
    display: inline-block;
}

.study-sidebar-stats {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
}

.stat-number {
    font-size: 24px;
    font-weight: 900;
    color: var(--primary);
}

.stat-text {
    font-size: 12px;
    color: var(--text-soft);
}

.study-card {
    background: var(--surface);
    border-radius: 20px;
    padding: 25px;
    margin-bottom: 20px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.study-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 15px 35px rgba(138, 79, 255, 0.15);
}

.study-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
}

.study-card-title {
    font-size: 20px;
    font-weight: 900;
    margin-bottom: 12px;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 12px;
}

.study-card-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.study-card-meta span {
    font-size: 13px;
    color: var(--text-soft);
    display: flex;
    align-items: center;
    gap: 6px;
}

.study-card-meta i {
    color: var(--primary);
}

.study-card-description {
    color: var(--text-soft);
    line-height: 1.6;
    margin-bottom: 20px;
    font-size: 14px;
}

.study-card-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.status-badge-lg {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 900;
}

.status-badge-lg.completed {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.status-badge-lg.pending {
    background: rgba(241, 196, 15, 0.15);
    color: #f1c40f;
    border: 1px solid rgba(241, 196, 15, 0.3);
}

.status-badge-lg.not-started {
    background: rgba(149, 165, 166, 0.15);
    color: #95a5a6;
    border: 1px solid rgba(149, 165, 166, 0.3);
}

.status-badge-lg i {
    font-size: 14px;
}

.deadline-item {
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.deadline-item:last-child {
    border-bottom: none;
}

.deadline-title {
    font-weight: 900;
    color: var(--text);
    margin-bottom: 5px;
}

.deadline-date {
    font-size: 12px;
    color: #e74c3c;
}

.study-tab {
    display: none;
}

.study-tab.active {
    display: block;
    animation: lsnFadeIn 0.3s ease;
}

.course-materials-accordion {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.accordion-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    overflow: hidden;
}

.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 22px;
    cursor: pointer;
    background: var(--surface);
    transition: all 0.3s ease;
}

.accordion-header:hover {
    background: rgba(138, 79, 255, 0.05);
}

.accordion-title {
    display: flex;
    align-items: center;
    gap: 14px;
}

.lecture-order-circle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border-radius: 50%;
    font-size: 13px;
    font-weight: 900;
}

.lecture-name {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.accordion-icon {
    color: var(--primary);
    transition: transform 0.3s ease;
    font-size: 14px;
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    display: none;
    padding: 0 22px 22px 22px;
    border-top: 1px solid var(--border);
    background: rgba(138, 79, 255, 0.02);
}

.accordion-item.active .accordion-content {
    display: block;
}

.materials-subsection {
    margin-top: 18px;
}

.materials-subsection:first-child {
    margin-top: 0;
}

.subsection-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.materials-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.material-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 12px;
    transition: all 0.2s ease;
    cursor: pointer;
}

.material-item:hover {
    background: rgba(138, 79, 255, 0.08);
}

.material-icon {
    width: 18px;
    font-size: 14px;
    color: var(--primary);
}

.material-name {
    font-size: 14px;
    color: var(--text-soft);
    transition: color 0.2s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.material-item:hover .material-name {
    color: var(--primary);
}

.no-materials {
    padding: 25px;
    text-align: center;
    color: var(--text-soft);
    font-size: 13px;
    background: rgba(138, 79, 255, 0.03);
    border-radius: 14px;
    margin-top: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.add-review {
    margin-top: 35px;
}

.rating-input {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.stars {
    display: flex;
    flex-direction: row-reverse;
    gap: 8px;
}

.stars input {
    display: none;
}

.stars label {
    font-size: 28px;
    color: var(--text-soft);
    cursor: pointer;
    transition: all 0.3s ease;
}

.stars input:checked ~ label,
.stars label:hover,
.stars label:hover ~ label {
    color: #ffc107;
    transform: scale(1.1);
}

/* стили для страницы деталей лекции */
.lecture-detail-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 35px;
}

.lecture-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.lecture-nav-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 22px;
    margin-bottom: 22px;
}

.lecture-nav-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.lecture-materials-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 22px;
}

.lecture-main-content {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 45px;
}

.lecture-text-content {
    color: var(--text);
    line-height: 1.85;
    font-size: 1.05em;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lecture-footer-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 45px;
    padding-top: 30px;
    border-top: 1px solid var(--border);
}

.footer-nav-btn {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 14px 24px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    max-width: 320px;
}

.footer-nav-btn:hover {
    border-color: var(--primary);
    background: rgba(138, 79, 255, 0.05);
}

.footer-nav-next {
    flex-direction: row-reverse;
    text-align: right;
}

.nav-arrow {
    color: var(--primary);
    font-size: 1.2em;
}

.nav-label {
    font-size: 11px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.nav-title {
    font-weight: 900;
    color: var(--text);
    font-size: 14px;
    margin-top: 4px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

/* стили для тестов */
.test-container {
    max-width: 1000px;
    margin: 0 auto;
}

.test-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 35px;
    border-radius: 24px;
    margin-bottom: 35px;
    color: white;
}

.test-title {
    font-size: 32px;
    font-weight: 900;
    margin-bottom: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.test-meta {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    margin-top: 18px;
}

.test-meta span {
    background: rgba(255, 255, 255, 0.2);
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 13px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.question-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 30px;
    margin-bottom: 24px;
    display: none;
}

.question-card.active {
    display: block;
    animation: lsnFadeIn 0.3s ease;
}

.question-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 22px;
    padding-bottom: 18px;
    border-bottom: 2px solid var(--border);
}

.question-number {
    font-size: 20px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.question-score {
    background: rgba(138, 79, 255, 0.12);
    padding: 6px 16px;
    border-radius: 30px;
    color: var(--primary);
    font-size: 13px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.question-text {
    font-size: 18px;
    line-height: 1.5;
    margin-bottom: 28px;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.radio-option, .checkbox-option {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 18px;
    margin-bottom: 12px;
    background: var(--bg);
    border: 1.5px solid var(--border);
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.radio-option:hover, .checkbox-option:hover {
    border-color: var(--primary);
    background: rgba(138, 79, 255, 0.05);
}

.radio-option input, .checkbox-option input {
    margin-top: 3px;
    accent-color: var(--primary);
}

.option-text {
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.text-answer textarea {
    width: 100%;
    padding: 18px;
    border-radius: 16px;
    border: 1.5px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    resize: vertical;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.text-answer textarea:focus {
    border-color: var(--primary);
    outline: none;
}

.matching-pair {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.matching-pair .left-text {
    min-width: 220px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.matching-pair select {
    flex: 1;
    padding: 12px 16px;
    border-radius: 14px;
    border: 1.5px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.matching-pair select:focus {
    border-color: var(--primary);
    outline: none;
}

.test-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 35px;
    padding-top: 25px;
    border-top: 1px solid var(--border);
}

.test-progress-sidebar {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 22px;
    position: sticky;
    top: 100px;
}

.questions-nav {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
    margin-top: 18px;
}

.nav-question {
    width: 45px;
    height: 45px;
    border-radius: 12px;
    background: var(--bg);
    border: 1.5px solid var(--border);
    color: var(--text);
    font-weight: 900;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.nav-question.answered {
    background: #2ecc71;
    color: white;
    border-color: #2ecc71;
}

.nav-question.current {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(138, 79, 255, 0.3);
}

/* стили для сдачи практических работ */
.practical-submit-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 35px;
}

.practical-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.practical-info-card, .materials-card, .submission-rules {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 22px;
    margin-bottom: 22px;
}

.practical-info-card h3, .materials-card h3, .submission-rules h3 {
    margin-bottom: 18px;
    font-size: 18px;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.info-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.info-value {
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.download-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--bg);
    border: 1.5px solid var(--border);
    border-radius: 14px;
    text-decoration: none;
    color: var(--primary);
    transition: all 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.download-link:hover {
    border-color: var(--primary);
    background: rgba(138, 79, 255, 0.05);
}

.submission-rules ul {
    padding-left: 20px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.submission-rules li {
    margin-bottom: 10px;
    font-size: 13px;
}

.practical-main {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 35px;
}

.description-section, .criteria-section, .submission-status-section, .submit-section {
    margin-bottom: 35px;
}

.description-section h2, .criteria-section h2, .submission-status-section h2, .submit-section h2 {
    font-size: 22px;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary);
    display: inline-block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.description-content, .criteria-content {
    color: var(--text-soft);
    line-height: 1.7;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.status-card {
    background: var(--bg);
    border-radius: 18px;
    padding: 22px;
    border-left: 5px solid;
}

.status-completed { border-left-color: #2ecc71; }
.status-checking { border-left-color: #f1c40f; }
.status-revision { border-left-color: #e67e22; }

.status-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
    flex-wrap: wrap;
    gap: 12px;
}

.status-title {
    font-size: 18px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.attempt-number {
    background: rgba(138, 79, 255, 0.12);
    padding: 5px 12px;
    border-radius: 30px;
    font-size: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.file-upload-area {
    border: 2px dashed var(--border);
    border-radius: 18px;
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.file-upload-area:hover {
    border-color: var(--primary);
    background: rgba(138, 79, 255, 0.05);
}

.file-upload-area.dragover {
    border-color: var(--primary);
    background: rgba(138, 79, 255, 0.1);
}

.upload-icon {
    font-size: 52px;
    color: var(--primary);
    margin-bottom: 18px;
}

.upload-text {
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.upload-hint {
    font-size: 12px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.files-list {
    margin-top: 22px;
}

.file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--bg);
    border-radius: 14px;
    margin-bottom: 10px;
}

.file-info {
    flex: 1;
}

.file-name {
    font-weight: 900;
    margin-bottom: 4px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.file-size {
    font-size: 11px;
    color: var(--text-soft);
}

.remove-file {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
}

.remove-file:hover {
    background: rgba(231, 76, 60, 0.3);
}

/* стили для результата теста */
.results-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 35px;
}

.results-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.stats-card, .filters-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 22px;
    margin-bottom: 22px;
}

.stats-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 18px;
}

.stat-item {
    text-align: center;
    padding: 18px;
    background: var(--bg);
    border-radius: 16px;
}

.stat-value {
    font-size: 28px;
    font-weight: 900;
    color: var(--primary);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.stat-label {
    font-size: 12px;
    color: var(--text-soft);
    margin-top: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.filter-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 18px;
}

.filter-option {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    padding: 8px 0;
}

.filter-option input {
    margin: 0;
    accent-color: var(--primary);
}

.filter-text {
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.result-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 24px;
    margin-bottom: 22px;
    border-left: 5px solid;
    transition: all 0.3s ease;
}

.result-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(138, 79, 255, 0.1);
}

.result-passed { border-left-color: #2ecc71; }
.result-failed { border-left-color: #e74c3c; }

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 18px;
    flex-wrap: wrap;
    gap: 12px;
}

.result-test-name {
    font-size: 18px;
    font-weight: 900;
    margin-bottom: 6px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.result-lecture {
    font-size: 13px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.result-meta {
    text-align: right;
}

.result-attempt {
    background: rgba(138, 79, 255, 0.12);
    padding: 5px 12px;
    border-radius: 30px;
    font-size: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.result-date {
    font-size: 12px;
    color: var(--text-soft);
    margin-top: 6px;
    display: block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.result-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 18px;
}

.result-score {
    font-size: 26px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.result-passed .result-score { color: #2ecc71; }
.result-failed .result-score { color: #e74c3c; }

/* стили для всех результатов тестов */
.test-group {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    margin-bottom: 25px;
    overflow: hidden;
}

.test-group-header {
    padding: 20px;
    background: rgba(138, 79, 255, 0.05);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.test-group-name {
    font-size: 20px;
    font-weight: 900;
    margin-bottom: 5px;
}

.test-group-lecture {
    font-size: 13px;
    color: var(--text-soft);
}

.test-group-stats {
    text-align: right;
}

.best-score {
    font-size: 14px;
    font-weight: 900;
    color: var(--primary);
}

.attempts-count {
    font-size: 12px;
    color: var(--text-soft);
}

.attempts-list {
    padding: 20px;
}

.attempt-item {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 15px;
    margin-bottom: 12px;
    border-left: 4px solid;
}

.attempt-passed {
    border-left-color: #2ecc71;
}

.attempt-failed {
    border-left-color: #e74c3c;
}

.attempt-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    flex-wrap: wrap;
    gap: 10px;
}

.attempt-number {
    font-weight: 900;
}

.attempt-date {
    font-size: 12px;
    color: var(--text-soft);
}

.attempt-score {
    font-weight: 900;
}

.attempt-passed .attempt-score {
    color: #2ecc71;
}

.attempt-failed .attempt-score {
    color: #e74c3c;
}

.attempt-details {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.passing-info {
    font-size: 12px;
    color: var(--text-soft);
}

.retry-link {
    color: var(--primary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 900;
}

/* стили оцененные работы */
.graded-assignments-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
    gap: 28px;
}

.graded-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.graded-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 15px 30px rgba(138, 79, 255, 0.15);
}

.graded-header {
    padding: 22px;
    background: linear-gradient(135deg, rgba(138, 79, 255, 0.08), transparent);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 12px;
}

.graded-title {
    font-size: 18px;
    font-weight: 900;
    margin-bottom: 6px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.graded-lecture {
    font-size: 13px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.graded-score {
    text-align: right;
}

.score-value {
    font-size: 32px;
    font-weight: 900;
    color: var(--primary);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.score-max {
    font-size: 14px;
    color: var(--text-soft);
}

.score-percentage {
    font-size: 12px;
    margin-top: 5px;
}

.percentage-passed {
    color: #2ecc71;
}

.percentage-failed {
    color: #e74c3c;
}

.grade-status {
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.status-passed {
    background: rgba(46, 204, 113, 0.12);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.status-failed {
    background: rgba(231, 76, 60, 0.12);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.3);
}

.graded-body {
    padding: 22px;
}

.graded-meta {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    margin-bottom: 22px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--border);
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.meta-label {
    font-size: 11px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.meta-value {
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.result-info {
    padding: 14px;
    border-radius: 14px;
    margin-bottom: 18px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.result-success {
    background: rgba(46, 204, 113, 0.08);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.2);
}

.result-warning {
    background: rgba(241, 196, 15, 0.08);
    color: #f1c40f;
    border: 1px solid rgba(241, 196, 15, 0.2);
}

.feedback-section {
    background: var(--bg);
    border-radius: 16px;
    padding: 18px;
    margin-top: 18px;
    border-left: 4px solid var(--primary);
}

.feedback-section h4 {
    font-size: 14px;
    margin-bottom: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.feedback-content {
    color: var(--text-soft);
    line-height: 1.55;
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.graded-footer {
    padding: 18px 22px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 12px;
}

/* стили для статистики слушателя */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-bottom: 45px;
}

.stat-big-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 28px;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-big-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 25px rgba(138, 79, 255, 0.1);
}

.stat-big-value {
    font-size: 42px;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.stat-big-label {
    font-size: 14px;
    color: var(--text-soft);
    margin-top: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.detailed-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 35px;
    margin-bottom: 45px;
}

.stats-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 28px;
}

.stats-card h3 {
    font-size: 20px;
    margin-bottom: 22px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary);
    display: inline-block;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.score-display {
    text-align: center;
    margin-bottom: 28px;
    padding: 22px;
    background: var(--bg);
    border-radius: 20px;
}

.score-value {
    font-size: 48px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="dark"] .score-value {
    color: var(--text-dark);
}
[data-theme="light"] .score-value {
    color: var(--bg-dark);
}

.score-label {
    font-size: 14px;
    color: var(--text-soft);
    margin-top: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.progress-item {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.progress-label {
    min-width: 130px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.progress-bar {
    flex: 1;
    height: 8px;
    background: rgba(138, 79, 255, 0.15);
    border-radius: 10px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 10px;
    transition: width 0.5s ease;
}

.progress-value {
    min-width: 65px;
    text-align: right;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.stats-actions {
    display: flex;
    gap: 18px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 20px;
}

/* прогресс курса стили */
.progress-summary {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 28px;
    margin-bottom: 35px;
}

.summary-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-top: 22px;
}

.summary-stat {
    text-align: center;
    padding: 18px;
    background: var(--bg);
    border-radius: 18px;
}

.summary-stat-value {
    font-size: 32px;
    font-weight: 900;
    color: var(--primary);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.summary-stat-label {
    font-size: 13px;
    color: var(--text-soft);
    margin-top: 6px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lecture-progress-list {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.lecture-progress-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
}

.lecture-progress-header {
    padding: 22px;
    background: rgba(138, 79, 255, 0.05);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 18px;
}

.lecture-progress-title {
    font-size: 18px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lecture-progress-percent {
    font-size: 16px;
    font-weight: 900;
    color: var(--primary);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lecture-progress-body {
    padding: 22px;
}

.lecture-items {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.lecture-item {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 12px;
    background: var(--bg);
    border-radius: 16px;
    transition: all 0.2s ease;
}

.lecture-item:hover {
    transform: translateX(5px);
}

.item-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(138, 79, 255, 0.1);
    color: var(--primary);
}

.item-icon.completed {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
}

.item-info {
    flex: 1;
}

.item-name {
    font-weight: 900;
    margin-bottom: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.item-status {
    font-size: 12px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.status-completed {
    color: #2ecc71;
}

.status-not-completed {
    color: #e74c3c;
}

/* стили для сертификатов */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 28px;
}

.certificate-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.certificate-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 15px 30px rgba(138, 79, 255, 0.15);
}

.certificate-header {
    padding: 22px;
    background: linear-gradient(135deg, rgba(138, 79, 255, 0.08), transparent);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.certificate-badge {
    font-size: 36px;
}

.certificate-status {
    padding: 5px 14px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 900;
    background: rgba(46, 204, 113, 0.12);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.3);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.certificate-body {
    padding: 22px;
}

.certificate-list-course-name {
    font-size: 25px;
    font-weight: 900;
    margin-bottom: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

[data-theme="dark"] .certificate-list-course-name {
    color: #ffffff;
}

[data-theme="light"] .certificate-list-course-name {
    color: #1A2357;
}

.certificate-student {
    color: var(--text-soft);
    margin-bottom: 18px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.certificate-details {
    background: var(--bg);
    border-radius: 16px;
    padding: 15px;
    margin: 18px 0;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 13px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.detail-label {
    color: var(--text-soft);
}

.detail-value {
    font-weight: 900;
    color: var(--text);
}

.certificate-footer {
    padding: 18px 22px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 12px;
}

.eligible-card {
    background: var(--surface);
    border: 2px solid var(--primary);
    border-radius: 24px;
    padding: 28px;
    margin-bottom: 35px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 22px;
    box-shadow: 0 8px 20px rgba(138, 79, 255, 0.15);
}

.eligible-info h3 {
    margin-bottom: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.eligible-info p {
    color: var(--text-soft);
    margin-bottom: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.eligible-progress {
    width: 220px;
}

.section-title {
    font-size: 26px;
    font-weight: 900;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.section-title i {
    color: var(--primary);
}

.certificates-count {
    background: rgba(138, 79, 255, 0.12);
    padding: 5px 14px;
    border-radius: 30px;
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}


/* стили для деталей сертификата */

.certificate-detail-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 45px;
}

.certificate-info-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 32px;
}

.certificate-info-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    flex-wrap: wrap;
    gap: 18px;
}

.certificate-info-header h3 {
    font-size: 22px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.certificate-details-grid {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    padding: 14px 18px;
    background: var(--bg);
    border-radius: 16px;
    border: 1px solid var(--border);
}

.detail-label {
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.detail-value {
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.status-active {
    background: rgba(46, 204, 113, 0.12);
    color: #2ecc71;
    padding: 5px 14px;
    border-radius: 30px;
    font-size: 13px;
}

.certificate-preview-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 32px;
}

.certificate-preview-card h3 {
    font-size: 22px;
    margin-bottom: 20px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.certificate-preview {
    background: linear-gradient(135deg, #f8f9ff, #e8f4ff);
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 22px;
}

.certificate-border {
    border: 3px solid #7B7FD5;
    border-radius: 10px;
    padding: 50px 40px;
    background: white;
    text-align: center;
}

.certificate-logo {
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 40px;
    font-weight: 900;
    color: #7B7FD5;
    margin-bottom: 30px;
    letter-spacing: 2px;
}

.certificate-title {
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 32px;
    font-weight: 900;
    color: #2c3e50;
    margin-bottom: 45px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.certificate-text {
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 16px;
    color: #555555;
    margin-bottom: 25px;
}

.certificate-student-name {
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 32px;
    font-weight: 900;
    color: #7B7FD5;
    margin: 35px 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.certificate-course-name {
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 24px;
    font-weight: 900;
    color: #2c3e50;
    margin: 30px 0;
    text-transform: uppercase;
}

.certificate-score-block {
   color: #2c3e50;
}

.honors-cert {
    color: darkred;
}

.certificate-detail-line {
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 13px;
    color: #666666;
    margin: 12px 0;
}

.certificate-number {
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 13px;
    color: #666666;
    margin-top: 30px;
}


.certificate-signature {
    margin-top: 50px;
}

.signature-image {
    width: 260px;
    height: 80px;
    object-fit: contain;
    margin-bottom: 5px;
}

.signature-line {
    width: 260px;
    height: 2px;
    background: #333;
    margin: 0 auto;
}

.signature-title {
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 16px;
    color: #333;
    margin-top: 15px;
}

.preview-note {
    text-align: center;
    padding: 16px;
    background: rgba(241, 196, 15, 0.1);
    border-radius: 16px;
    color: #f1c40f;
    font-size: 13px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

@media (max-width: 992px) {
    .certificate-detail-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .certificate-preview {
        padding: 20px;
    }
    
    .certificate-border {
        padding: 30px 20px;
    }
    
    .certificate-logo {
        font-size: 28px;
        margin-bottom: 20px;
    }
    
    .certificate-title {
        font-size: 24px;
        margin-bottom: 30px;
    }
    
    .certificate-text {
        font-size: 13px;
        margin-bottom: 15px;
    }
    
    .certificate-student-name {
        font-size: 22px;
        margin: 20px 0;
    }
    
    .certificate-course-name {
        font-size: 18px;
        margin: 20px 0;
    }
    
    .certificate-detail-line {
        font-size: 11px;
    }
    
    .certificate-number {
        font-size: 11px;
    }
    
    .certificate-info-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .detail-item {
        flex-direction: column;
        gap: 8px;
    }
    
    .signature-image {
        width: 200px;
        height: 60px;
    }
    
    .signature-line {
        width: 200px;
    }
}

@media (max-width: 480px) {
    .certificate-border {
        padding: 20px 15px;
    }
    
    .certificate-logo {
        font-size: 24px;
    }
    
    .certificate-title {
        font-size: 20px;
    }
    
    .certificate-student-name {
        font-size: 18px;
    }
    
    .certificate-course-name {
        font-size: 16px;
    }
    
    .signature-image {
        width: 160px;
        height: 48px;
    }
    
    .signature-line {
        width: 160px;
    }
}

/* оплата курсов */
.payment-success-container {
    max-width: 650px;
    margin: 0 auto;
    text-align: center;
}

.success-icon {
    width: 90px;
    height: 90px;
    background: #2ecc71;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 35px;
    font-size: 45px;
    color: white;
    box-shadow: 0 10px 30px rgba(46, 204, 113, 0.4);
}

.payment-details {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 30px;
    margin: 30px 0;
    text-align: left;
}

.payment-detail-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.payment-detail-row:last-child {
    border-bottom: none;
}

.payment-detail-label {
    color: var(--text-soft);
}

.payment-detail-value {
    font-weight: 900;
    color: var(--text);
}

.receipt-actions {
    display: flex;
    gap: 18px;
    justify-content: center;
    margin: 30px 0;
}

.payment-note {
    margin-top: 35px;
    padding-top: 25px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

/* избранное*/

.favorite-empty {
    text-align: center;
    padding: 60px 20px;
}

.favorite-empty i {
    font-size: 80px;
    color: #ff4757;
    margin-bottom: 20px;
    opacity: 0.5;
}

.favorite-empty h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: var(--text);
}

.favorite-empty p {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.favorite-course-card {
    display: flex;
    align-items: center;
    background: var(--card-bg);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 20px;
    transition: transform 0.2s, box-shadow 0.2s;
    border: 1px solid var(--border);
}

.favorite-course-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.favorite-course-image {
    width: 120px;
    height: 120px;
    border-radius: 12px;
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg);
}

.favorite-course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.favorite-course-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
}

.favorite-course-image-placeholder i {
    font-size: 40px;
    color: var(--primary);
}

.favorite-course-info {
    flex: 1;
    margin-left: 20px;
}

.favorite-course-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}

.favorite-course-title a {
    color: var(--text);
    text-decoration: none;
}

.favorite-course-title a:hover {
    color: var(--primary);
}

.favorite-course-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 10px;
    font-size: 14px;
    color: var(--text-secondary);
}

.favorite-course-meta i {
    margin-right: 5px;
    width: 16px;
}

.favorite-course-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}

.favorite-course-rating .stars {
    color: #ffc107;
    letter-spacing: 2px;
}

.favorite-course-rating .stars i {
    margin-right: 2px;
}

.favorite-course-rating .stars i.inactive {
    color: #ddd;
}

.favorite-added-date {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 10px;
}

.favorite-added-date i {
    margin-right: 5px;
}

.favorite-course-actions {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

.lsn-page-subtitle {
    margin-bottom: 15px;
}

@media (max-width: 768px) {
    .favorite-course-card {
        flex-direction: column;
        text-align: center;
    }
    
    .favorite-course-info {
        margin-left: 0;
        margin-top: 15px;
    }
    
    .favorite-course-meta {
        justify-content: center;
        flex-wrap: wrap;
        gap: 15px;
    }
    
    .favorite-course-rating {
        justify-content: center;
    }
    
    .favorite-course-actions {
        margin-top: 15px;
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .favorite-course-image {
        width: 100px;
        height: 100px;
    }
    
    .favorite-course-title {
        font-size: 18px;
    }
    
    .favorite-course-meta {
        font-size: 12px;
        gap: 10px;
    }
    
    .favorite-course-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .favorite-course-actions .lsn-btn {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 1200px) {
    .lsn-courses-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
    
    .graded-assignments-grid {
        grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    }
}

@media (max-width: 992px) {
    .lsn-stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .lsn-profile-layout {
        flex-direction: column;
    }
    
    .lsn-sidebar {
        width: 100%;
        position: static;
    }
    
    .lsn-course-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .lsn-course-sidebar {
        position: static;
    }
    
    .course-study-layout {
        flex-direction: column;
    }
    
    .course-study-sidebar {
        width: 100%;
    }
    
    .practical-submit-layout {
        grid-template-columns: 1fr;
    }
    
    .practical-sidebar {
        position: static;
    }
    
    .results-layout {
        grid-template-columns: 1fr;
    }
    
    .results-sidebar {
        position: static;
    }
    
    .detailed-stats {
        grid-template-columns: 1fr;
    }
    
    .certificate-detail-layout {
        grid-template-columns: 1fr;
    }
    
    .lecture-detail-layout {
        grid-template-columns: 1fr;
    }
    
    .lecture-sidebar {
        position: static;
    }
    
    .summary-stats {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .lsn-stats-row {
        grid-template-columns: 1fr;
    }
    
    .lsn-form-row {
        grid-template-columns: 1fr;
    }
    
    .lsn-form-group.full-width {
        grid-column: span 1;
    }
    
    .lsn-info-grid {
        grid-template-columns: 1fr;
    }
    
    .lsn-course-specs {
        grid-template-columns: 1fr;
    }
    
    .lsn-course-list-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .lsn-course-list-progress {
        width: 100%;
    }
    
    .lsn-course-list-actions {
        width: 100%;
    }
    
    .lsn-course-list-actions .lsn-btn {
        flex: 1;
        text-align: center;
    }
    
    .lecture-footer-nav {
        flex-direction: column;
        gap: 18px;
    }
    
    .footer-nav-btn {
        max-width: 100%;
    }
    
    .questions-nav {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .test-actions {
        flex-direction: column;
        gap: 12px;
    }
    
    .test-actions .lsn-btn {
        width: 100%;
        justify-content: center;
    }
    
    .graded-assignments-grid {
        grid-template-columns: 1fr;
    }
    
    .graded-header {
        flex-direction: column;
    }
    
    .graded-score {
        text-align: left;
    }
    
    .graded-meta {
        grid-template-columns: 1fr;
    }
    
    .certificates-grid {
        grid-template-columns: 1fr;
    }
    
    .eligible-card {
        flex-direction: column;
        text-align: center;
    }
    
    .eligible-progress {
        width: 100%;
    }
    
    .certificate-footer {
        flex-direction: column;
    }
    
    .certificate-footer .lsn-btn {
        width: 100%;
        justify-content: center;
    }
    
    .certificate-preview {
        padding: 25px;
    }
    
    .certificate-border {
        padding: 35px 25px;
    }
    
    .certificate-logo {
        font-size: 28px;
    }
    
    .certificate-title {
        font-size: 24px;
    }
    
    .certificate-student-name {
        font-size: 22px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .receipt-actions {
        flex-direction: column;
    }
    
    .receipt-actions .lsn-btn {
        width: 100%;
        justify-content: center;
    }
    
    .matching-pair {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .matching-pair .left-text {
        min-width: auto;
    }
    
    .matching-pair select {
        width: 100%;
    }
    
    .study-nav-custom {
        flex-direction: column;
    }
    
    .study-nav-custom .nav-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .lsn-container {
        padding: 0 15px;
    }
    
    .lsn-title {
        font-size: 28px;
    }
    
    .lsn-section-title {
        font-size: 20px;
    }
    
    .lsn-course-detail-title {
        font-size: 24px;
    }
    
    .questions-nav {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .nav-question {
        width: 40px;
        height: 40px;
        font-size: 12px;
    }
    
    .test-title {
        font-size: 24px;
    }
    
    .question-number {
        font-size: 16px;
    }
    
    .question-text {
        font-size: 15px;
    }
    
    .stat-big-value {
        font-size: 32px;
    }
    
    .score-value {
        font-size: 36px;
    }
    
    .certificate-student-name {
        font-size: 18px;
    }
    
    .certificate-course-name {
        font-size: 16px;
    }
}

.result-detail-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 24px;
    padding: 30px;
    margin-bottom: 35px;
    color: white;
    position: relative;
    overflow: hidden;
}

.result-detail-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.result-detail-header h1 {
    font-size: 28px;
    font-weight: 900;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

.result-detail-header p {
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

.result-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 20px;
    position: relative;
    z-index: 1;
}

.result-summary-item {
    text-align: center;
    padding: 15px 25px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    min-width: 120px;
    backdrop-filter: blur(10px);
}

.result-summary-value {
    font-size: 32px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.result-summary-label {
    font-size: 13px;
    opacity: 0.9;
    margin-top: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.question-review-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.question-review-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: 0 10px 25px rgba(138, 79, 255, 0.1);
}

.question-review-header {
    padding: 18px 22px;
    background: rgba(138, 79, 255, 0.05);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.question-review-title {
    font-size: 16px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.question-review-score {
    font-size: 14px;
    font-weight: 900;
    padding: 4px 12px;
    border-radius: 20px;
}

.score-correct {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
}

.score-incorrect {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
}

.question-review-body {
    padding: 22px;
}

.question-text {
    font-size: 16px;
    line-height: 1.5;
    margin-bottom: 20px;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.answer-review {
    background: var(--bg);
    border-radius: 16px;
    padding: 15px;
    margin-top: 15px;
}

.answer-review strong {
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    color: var(--text);
}

.answer-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 15px;
    margin-bottom: 8px;
    border-radius: 12px;
    transition: all 0.2s ease;
}

.answer-option.correct {
    background: rgba(46, 204, 113, 0.1);
    border-left: 3px solid #2ecc71;
}

.answer-option.incorrect {
    background: rgba(231, 76, 60, 0.1);
    border-left: 3px solid #e74c3c;
}

.answer-option.user-selected {
    background: rgba(241, 196, 15, 0.15);
}

.answer-icon {
    width: 24px;
    text-align: center;
}

.answer-text {
    flex: 1;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    color: var(--text);
}

.answer-badge {
    flex-shrink: 0;
}

.user-answer-text {
    background: var(--surface);
    border-radius: 12px;
    padding: 12px 15px;
    margin-top: 10px;
    border: 1px solid var(--border);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    color: var(--text);
}

.matching-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    margin-bottom: 8px;
    border-radius: 12px;
    background: var(--bg);
}

.matching-left {
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    color: var(--text);
}

.matching-right {
    display: flex;
    gap: 20px;
    align-items: center;
}

.matching-correct {
    color: #2ecc71;
    display: flex;
    align-items: center;
    gap: 6px;
}

.matching-incorrect {
    color: #e74c3c;
    text-decoration: line-through;
    display: flex;
    align-items: center;
    gap: 6px;
}

.matching-user {
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 6px;
}

.back-button {
    margin-top: 30px;
    text-align: center;
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

/* список тестов */

.tests-list-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.test-result-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.test-result-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: 0 10px 25px rgba(138, 79, 255, 0.1);
}

.test-result-header {
    padding: 20px 25px;
    background: rgba(138, 79, 255, 0.05);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.test-result-title {
    font-size: 18px;
    font-weight: 900;
    margin-bottom: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.test-result-lecture {
    font-size: 13px;
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.test-result-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 900;
}

.status-passed {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.status-failed {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.3);
}

.status-not-taken {
    background: rgba(149, 165, 166, 0.15);
    color: #95a5a6;
    border: 1px solid rgba(149, 165, 166, 0.3);
}

.test-result-body {
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.test-stats {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-label {
    font-size: 11px;
    color: var(--text-soft);
    text-transform: uppercase;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.stat-value {
    font-size: 20px;
    font-weight: 900;
    color: var(--primary);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.best-score-value {
    font-size: 20px;
    font-weight: 900;
    color: #2ecc71;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.test-actions {
    display: flex;
    gap: 12px;
}

.stats-summary {
    background: var(--surface);
    border-radius: 20px;
    padding: 25px;
    margin-bottom: 30px;
    border: 1px solid var(--border);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    text-align: center;
}

.summary-stat {
    padding: 15px;
    background: var(--bg);
    border-radius: 16px;
}

.summary-value {
    font-size: 32px;
    font-weight: 900;
    color: var(--primary);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.summary-label {
    font-size: 13px;
    color: var(--text-soft);
    margin-top: 5px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}


@media (max-width: 768px) {
    .result-summary {
        flex-direction: column;
    }
    
    .result-summary-item {
        width: 100%;
    }
    
    .question-review-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .matching-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .test-result-body {
        flex-direction: column;
        align-items: stretch;
    }
    
    .test-actions {
        justify-content: center;
    }
    
    .stats-summary {
        grid-template-columns: 1fr;
    }
    
    .back-button {
        flex-direction: column;
    }
    
    .back-button .lsn-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .result-detail-header {
        padding: 20px;
    }
    
    .result-detail-header h1 {
        font-size: 22px;
    }
    
    .result-summary-value {
        font-size: 24px;
    }
    
    .test-stats {
        flex-direction: column;
        gap: 10px;
    }
    
    .test-result-header {
        flex-direction: column;
        text-align: center;
    }
    
    .test-result-status {
        align-self: center;
    }
}


.lecture-meta {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.lecture-order-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    padding: 6px 16px;
    border-radius: 30px;
    color: white;
    font-size: 13px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    white-space: nowrap;
}

@media (max-width: 480px) {
    .lecture-order-badge {
        white-space: normal;
        text-align: center;
    }
}

.lecture-footer-nav {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}

.footer-nav-btn {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 20px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    flex: 1;
    min-width: 200px;
}

.footer-nav-btn:hover {
    border-color: var(--primary);
    background: rgba(138, 79, 255, 0.05);
}

.footer-nav-next {
    flex-direction: row-reverse;
    text-align: right;
    justify-content: flex-end;
}

.nav-arrow {
    color: var(--primary);
    font-size: 1.2em;
    flex-shrink: 0;
}

.nav-info {
    flex: 1;
    min-width: 0;
}

.nav-label {
    font-size: 11px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.nav-title {
    font-weight: 900;
    color: var(--text);
    font-size: 13px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .lecture-footer-nav {
        flex-direction: column;
    }
    
    .footer-nav-btn {
        width: 100%;
    }
    
    .footer-nav-next {
        flex-direction: row;
        justify-content: flex-start;
    }
    
    .nav-title {
        white-space: normal;
        word-break: break-word;
    }
}

.lecture-main-content {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 40px;
    overflow-wrap: break-word;
    word-wrap: break-word;
    word-break: break-word;
    overflow-x: hidden;
    width: 100%;
    box-sizing: border-box;
}

.lecture-text-content {
    color: var(--text);
    line-height: 1.8;
    font-size: 16px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.lecture-text-content img {
    max-width: 100%;
    height: auto;
}

.lecture-text-content pre,
.lecture-text-content code {
    white-space: pre-wrap;
    word-break: break-word;
    max-width: 100%;
    overflow-x: auto;
}


.matching-answer {
    max-width: 700px;
    margin: 0 auto;
    width: 100%;
    overflow-x: auto;
}

.matching-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg);
    border-radius: 18px;
    overflow: hidden;
    min-width: 300px;
}

.matching-table tr {
    border-bottom: 1px solid var(--border);
}

.matching-table tr:last-child {
    border-bottom: none;
}

.matching-table td {
    padding: 14px 16px;
    vertical-align: middle;
    word-break: break-word;
}

.matching-table td:first-child {
    font-weight: 900;
    color: var(--text);
    width: 40%;
    background: rgba(138, 79, 255, 0.05);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
}

.matching-select {
    width: 100%;
    padding: 12px 16px;
    border-radius: 12px;
    border: 2px solid var(--border);
    background: var(--surface);
    color: var(--text);
    cursor: pointer;
    font-size: 14px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.matching-select:hover {
    border-color: var(--primary);
}

.matching-select:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(138, 79, 255, 0.15);
}

@media (max-width: 768px) {
    .matching-table td {
        display: block;
        width: 100%;
        padding: 12px;
    }
    
    .matching-table td:first-child {
        border-radius: 14px 14px 0 0;
        width: 100%;
    }
    
    .matching-select {
        width: 100%;
    }
}

.question-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 30px;
    margin-bottom: 24px;
    display: none;
    max-width: 100%;
    box-sizing: border-box;
}

.question-card.active {
    display: block;
}

.question-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border);
    flex-wrap: wrap;
    gap: 10px;
}

.question-number {
    font-size: 20px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.question-score {
    background: rgba(138, 79, 255, 0.12);
    padding: 5px 14px;
    border-radius: 30px;
    color: var(--primary);
    font-size: 13px;
    font-weight: 900;
}

.question-text {
    font-size: 18px;
    line-height: 1.5;
    margin-bottom: 25px;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    word-break: break-word;
}

.radio-option, .checkbox-option {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    margin-bottom: 10px;
    background: var(--bg);
    border: 1.5px solid var(--border);
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.radio-option:hover, .checkbox-option:hover {
    border-color: var(--primary);
    background: rgba(138, 79, 255, 0.05);
}

.radio-option input, .checkbox-option input {
    width: 18px;
    height: 18px;
    margin: 0;
    cursor: pointer;
    accent-color: var(--primary);
    flex-shrink: 0;
}

.option-text {
    color: var(--text);
    font-size: 15px;
    flex: 1;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    word-break: break-word;
}

.text-answer textarea {
    width: 100%;
    padding: 16px;
    border-radius: 14px;
    border: 1.5px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    resize: vertical;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    box-sizing: border-box;
}

.text-answer textarea:focus {
    border-color: var(--primary);
    outline: none;
}

.test-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
    padding-top: 25px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}

@media (max-width: 480px) {
    .question-card {
        padding: 20px;
    }
    
    .question-number {
        font-size: 16px;
    }
    
    .question-text {
        font-size: 15px;
    }
    
    .radio-option, .checkbox-option {
        padding: 12px 14px;
    }
    
    .option-text {
        font-size: 14px;
    }
    
    .test-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .test-actions .lsn-btn {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
}

.questions-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-top: 15px;
}

.nav-question {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--bg);
    border: 1.5px solid var(--border);
    color: var(--text);
    font-weight: 900;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.nav-question:hover {
    border-color: var(--primary);
    transform: scale(1.05);
}

.nav-question.answered {
    background: #2ecc71;
    color: white;
    border-color: #2ecc71;
}

.nav-question.current {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(138, 79, 255, 0.3);
}

@media (max-width: 480px) {
    .nav-question {
        width: 36px;
        height: 36px;
        font-size: 12px;
    }
    
    .questions-nav {
        gap: 6px;
    }
}


.test-progress-sidebar {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 20px;
    position: sticky;
    top: 100px;
    text-align: center;
}

.progress-stats {
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.progress-percent {
    font-size: 36px;
    font-weight: 900;
    color: var(--primary);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lsn-progress-bar {
    height: 8px;
    background: rgba(138, 79, 255, 0.15);
    border-radius: 10px;
    overflow: hidden;
    margin: 12px 0;
}

.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.modal-overlay.active {
    display: flex;
}

.modal-container {
    background: var(--surface);
    border-radius: 24px;
    max-width: 450px;
    width: 90%;
    padding: 30px;
    text-align: center;
    animation: modalPop 0.3s ease;
    box-sizing: border-box;
}

@keyframes modalPop {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-icon {
    font-size: 56px;
    margin-bottom: 15px;
}

.modal-title {
    font-size: 24px;
    font-weight: 900;
    margin-bottom: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.modal-text {
    color: var(--text-soft);
    margin-bottom: 25px;
    line-height: 1.5;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.modal-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.result-score-large {
    font-size: 56px;
    font-weight: 900;
    margin-bottom: 10px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.result-passed {
    color: #2ecc71;
}

.result-failed {
    color: #e74c3c;
}

@media (max-width: 480px) {
    .modal-container {
        padding: 25px 20px;
    }
    
    .modal-title {
        font-size: 20px;
    }
    
    .result-score-large {
        font-size: 42px;
    }
    
    .modal-buttons {
        flex-direction: column;
    }
    
    .modal-buttons .lsn-btn {
        width: 100%;
    }
}

.lsn-container,
.lsn-main,
.lecture-main-content,
.question-text,
.option-text,
.nav-title,
.breadcrumbs a,
.breadcrumbs span,
.course-description,
.test-description {
    word-break: break-word;
    overflow-wrap: break-word;
}

a[href],
.download-link {
    word-break: break-all;
}

/* дополнительные стили для шапки сайта (отображение на разных экранах) */

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 12px 16px 8px;
    min-height: 80px;
    max-width: 100%;
    margin: 0;
    gap: 12px;
}

.logo-link {
    margin-left: 4px;
    flex-shrink: 0;
}

.search-container {
    flex: 1;
    max-width: 620px;
    margin: 0 16px;
}


@media (min-width: 1600px) {
    .search-container {
        max-width: 820px; 
        margin: 0 24px;
    }
    
    .header-container {
        gap: 10px;
        padding-left: 12px;
        padding-right: 16px;
    }
}

@media (min-width: 1920px) {
    .search-container {
        max-width: 920px;       
        margin: 0 28px;
    }
}

@media (min-width: 2200px) {
    .search-container {
        max-width: 1020px;     
        margin: 0 32px;
    }
}

@media (min-width: 1200px) and (max-width: 1599px) {
    .search-container {
        max-width: 580px;
        margin: 0 16px;
    }
}


@media (max-width: 1199px) {
    .header-container {
        padding: 14px 10px 14px 8px;
        gap: 10px;
    }
    
    .search-container {
        margin: 0 10px;
        max-width: 100%;
    }
}


/* дополнительные стили для отображения футера (подвала) сайта при разных экранах */

@media (max-width: 1066px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .footer-column:last-child {
        grid-column: span 2;
    }
    
    .footer-column .footer-column h2 {
        font-size: 1.1rem;
    }
    
    .footer-column ul li {
        font-size: 0.85rem;
    }
    
    .footer-column:last-child div {
        flex-direction: row !important;
        align-items: center !important;
        justify-content: flex-start !important;
        flex-wrap: wrap;
    }
    
    .footer-column:last-child img {
        width: 150px !important;
        height: 150px !important;
    }
    
    .footer-column:last-child p {
        font-size: 0.85rem;
    }
}

/* дополнительные стили для отображения сообщений при разных экранах */

@media (min-width: 1200px) {
    .alert.alert-dismissible,
    .alert.alert-success,
    .alert.alert-danger,
    .alert.alert-warning,
    .alert.alert-info {
        margin-top: 30px !important;
        margin-bottom: 20px !important;
        position: relative;
        z-index: 10;
    }
    
    .main-content .alert,
    main .alert,
    .container .alert,
    .container-fluid .alert {
        margin-top: 30px !important;
    }
    
    .mt-3.alert,
    .container.mt-3 .alert,
    .container > .alert {
        margin-top: 30px !important;
    }
    
    .main-content > :first-child.alert,
    main > :first-child.alert,
    .container > :first-child.alert {
        margin-top: 30px !important;
    }
    
    .auth-section .alert {
        margin-top: 30px !important;
    }
}

@media (min-width: 1400px) {
    .alert.alert-dismissible {
        margin-top: 40px !important;
    }
    
    .container.mt-3 .alert {
        margin-top: 40px !important;
    }
}

/* дополнительные стили для страницы преподавателя (с оцениваниием работ и прогрессом слушателя) */
.teacher-item-readonly {
    opacity: 0.9;
    background: var(--bg);
}

.teacher-assignments-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.teacher-assignment-card {
    background: var(--card-bg, #fff);
    border-radius: 12px;
    border: 1px solid var(--border-color, #e2e8f0);
    overflow: hidden;
    transition: box-shadow 0.2s;
}

.teacher-assignment-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.teacher-assignment-card.pending {
    border-left: 4px solid #f59e0b;
}

.teacher-assignment-card.reviewed {
    border-left: 4px solid #10b981;
}

.teacher-assignment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: var(--bg-secondary, #f8fafc);
    border-bottom: 1px solid var(--border-color, #e2e8f0);
}

.teacher-assignment-student {
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.teacher-assignment-student i {
    color: #3b82f6;
}

.status-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.status-pending {
    background: #fef3c7;
    color: #92400e;
}

.status-passed {
    background: #d1fae5;
    color: #065f46;
}

.status-failed {
    background: #fee2e2;
    color: #991b1b;
}

.status-graded {
    background: #e0e7ff;
    color: #3730a3;
}

.teacher-assignment-body {
    padding: 20px;
}

.teacher-assignment-title {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.teacher-assignment-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 0.85rem;
    color: #64748b;
    margin-bottom: 12px;
}

.teacher-assignment-meta i {
    width: 16px;
    margin-right: 4px;
}

.teacher-assignment-comment {
    background: #f1f5f9;
    padding: 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.teacher-assignment-comment i {
    color: #64748b;
    margin-right: 8px;
}

.teacher-assignment-files {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color, #e2e8f0);
}

.teacher-assignment-files ul {
    margin: 8px 0 0 20px;
    list-style: none;
    padding: 0;
}

.teacher-assignment-files li {
    margin: 5px 0;
}

.teacher-assignment-files a {
    color: #3b82f6;
    text-decoration: none;
}

.teacher-assignment-files a:hover {
    text-decoration: underline;
}

.file-size {
    font-size: 0.75rem;
    color: #64748b;
    margin-left: 5px;
}

.teacher-assignment-actions {
    padding: 15px 20px;
    background: var(--bg-secondary, #f8fafc);
    border-top: 1px solid var(--border-color, #e2e8f0);
}

.teacher-feedback {
    margin-top: 12px;
    padding: 12px;
    background: #ecfdf5;
    border-radius: 8px;
}

.feedback-score {
    display: inline-block;
    margin-left: 10px;
    padding: 2px 8px;
    background: #10b981;
    color: white;
    border-radius: 12px;
    font-size: 0.8rem;
}

.feedback-comment {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid #a7f3d0;
    color: #065f46;
}

.teacher-info-message {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    color: #1e40af;
    margin-bottom: 20px;
}

.teacher-info-message i {
    font-size: 2rem;
    margin-bottom: 10px;
}

.teacher-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.teacher-badge-warning {
    background: #fef3c7;
    color: #92400e;
}

.teacher-more-link {
    text-align: center;
    margin-top: 20px;
}

.teacher-more-link a {
    color: #3b82f6;
    text-decoration: none;
    font-size: 0.9rem;
}

.teacher-more-link a:hover {
    text-decoration: underline;
}

.teacher-student-info-card {
    display: flex;
    gap: 24px;
    background: var(--surface);
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 28px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.teacher-student-info-card:hover {
    border-color: var(--primary);
    box-shadow: 0 8px 25px rgba(138, 79, 255, 0.1);
}

.student-avatar-large {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    font-weight: 900;
    color: white;
    flex-shrink: 0;
    box-shadow: 0 8px 20px rgba(138, 79, 255, 0.3);
}

.student-details {
    flex: 1;
}

.student-details h2 {
    font-size: 24px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 8px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.student-email {
    color: var(--text-soft);
    margin-bottom: 16px;
    font-size: 14px;
}

.student-progress-big {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.teacher-progress-bar {
    flex: 1;
    height: 12px;
    background: rgba(138, 79, 255, 0.15);
    border-radius: 10px;
    overflow: hidden;
}

.teacher-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 10px;
    transition: width 0.5s ease;
}

.progress-percent {
    font-size: 22px;
    font-weight: 900;
    color: var(--primary);
    min-width: 65px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.assignment-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.assignment-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(138, 79, 255, 0.1);
}

.assignment-header {
    padding: 20px 24px;
    background: rgba(138, 79, 255, 0.04);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 16px;
}

.assignment-info h3 {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin: 0 0 8px 0;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.lecture-info, .deadline-info {
    font-size: 13px;
    color: var(--text-soft);
    margin: 4px 0;
}

.deadline-passed {
    color: #e74c3c;
}

.assignment-status {
    text-align: right;
    flex-shrink: 0;
}

.status-badge {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.status-на_проверке,
.status-pending {
    background: rgba(241, 196, 15, 0.15);
    color: #f1c40f;
    border: 1px solid rgba(241, 196, 15, 0.3);
}

.status-завершено,
.status-completed {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.status-на_доработке,
.status-rework {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.3);
}

.attempt-number {
    display: block;
    font-size: 11px;
    color: var(--text-soft);
    margin-top: 6px;
}

.submission-details {
    padding: 20px 24px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
}

.submission-date {
    font-size: 13px;
    color: var(--text-soft);
    margin-bottom: 12px;
}

.submission-date i {
    color: var(--primary);
    margin-right: 6px;
}

.submission-files {
    margin-top: 12px;
}

.submission-files strong {
    font-size: 13px;
    color: var(--text);
}

.files-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 8px;
}

.file-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    text-decoration: none;
    font-size: 13px;
    color: var(--primary);
    transition: all 0.3s ease;
}

.file-link:hover {
    border-color: var(--primary);
    background: rgba(138, 79, 255, 0.08);
    transform: translateY(-2px);
}

.student-comment {
    margin-top: 16px;
    padding: 14px;
    background: rgba(138, 79, 255, 0.05);
    border-radius: 12px;
}

.student-comment strong {
    font-size: 13px;
    color: var(--text);
}

.student-comment p {
    margin: 8px 0 0 0;
    color: var(--text-soft);
    font-size: 13px;
    line-height: 1.5;
}

.feedback-section {
    padding: 20px 24px;
    background: rgba(46, 204, 113, 0.05);
    border-top: 1px solid rgba(46, 204, 113, 0.2);
}

.feedback-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    flex-wrap: wrap;
    gap: 12px;
}

.feedback-header h4 {
    font-size: 15px;
    font-weight: 900;
    color: var(--text);
    margin: 0;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.grade-display {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.grade-display strong {
    font-size: 13px;
    color: var(--text-soft);
}

.grade-score {
    font-size: 18px;
    font-weight: 900;
    color: #10b981;
}

.grade-passed-badge {
    display: inline-block;
    padding: 4px 12px;
    background: #10b981;
    color: white;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 900;
}

.grade-failed-badge {
    display: inline-block;
    padding: 4px 12px;
    background: #ef4444;
    color: white;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 900;
}

.grade-unknown-badge {
    display: inline-block;
    padding: 4px 12px;
    background: #94a3b8;
    color: white;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 900;
}

.feedback-comment {
    margin-top: 12px;
    padding: 12px 16px;
    background: var(--surface);
    border-radius: 12px;
}

.feedback-comment strong {
    font-size: 13px;
    color: var(--text);
}

.feedback-comment p {
    margin: 8px 0 0 0;
    color: var(--text-soft);
    font-size: 13px;
    line-height: 1.5;
}

.feedback-actions {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(46, 204, 113, 0.2);
}

.teacher-tests-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.test-result-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.test-result-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(138, 79, 255, 0.1);
}

.test-header {
    padding: 18px 24px;
    background: rgba(138, 79, 255, 0.04);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.test-header h3 {
    font-size: 17px;
    font-weight: 900;
    margin: 0;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.test-status-badge {
    flex-shrink: 0;
}

.test-status {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 900;
}

.test-status.passed {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.test-status.failed {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.3);
}

.test-status.unknown {
    background: rgba(149, 165, 166, 0.15);
    color: #95a5a6;
    border: 1px solid rgba(149, 165, 166, 0.3);
}

.test-details {
    padding: 18px 24px;
}

.test-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    font-size: 13px;
    color: var(--text-soft);
    margin-bottom: 14px;
}

.test-meta i {
    color: var(--primary);
    margin-right: 5px;
    width: 14px;
}

.test-score-detail {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.score-info {
    margin: 8px 0;
    font-size: 14px;
    color: var(--text);
}

.score-info strong {
    font-weight: 900;
    margin-right: 8px;
}

.score-progress {
    margin-top: 14px;
}

.score-progress-bar {
    height: 8px;
    background: rgba(138, 79, 255, 0.15);
    border-radius: 10px;
    overflow: hidden;
}

.score-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 10px;
    transition: width 0.5s ease;
}

.teacher-info-message {
    background: rgba(52, 152, 219, 0.1);
    border: 1px solid rgba(52, 152, 219, 0.2);
    border-radius: 16px;
    padding: 40px 20px;
    text-align: center;
    margin-bottom: 24px;
}

.teacher-info-message i {
    font-size: 48px;
    color: #3498db;
    margin-bottom: 16px;
    display: block;
}

.teacher-info-message p {
    color: var(--text-soft);
    font-size: 16px;
    margin: 0;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-badge {
    padding: 5px 14px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 900;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-badge-warning {
    background: rgba(241, 196, 15, 0.15);
    color: #f1c40f;
    border: 1px solid rgba(241, 196, 15, 0.3);
}

.teacher-assignments-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.teacher-assignment-card {
    background: var(--surface);
    border-radius: 20px;
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all 0.3s ease;
}

.teacher-assignment-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(138, 79, 255, 0.1);
}

.teacher-assignment-card.pending {
    border-left: 4px solid #f59e0b;
}

.teacher-assignment-card.reviewed {
    border-left: 4px solid #10b981;
}

.teacher-assignment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    background: rgba(138, 79, 255, 0.04);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    gap: 12px;
}

.teacher-assignment-student {
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 900;
    color: var(--text);
}

.teacher-assignment-student i {
    color: var(--primary);
    font-size: 16px;
}

.teacher-assignment-body {
    padding: 20px 24px;
}

.teacher-assignment-title {
    font-size: 16px;
    font-weight: 900;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text);
}

.teacher-assignment-title i {
    color: var(--primary);
}

.teacher-assignment-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 13px;
    color: var(--text-soft);
    margin-bottom: 12px;
}

.teacher-assignment-meta i {
    width: 14px;
    margin-right: 4px;
    color: var(--primary);
}

.teacher-assignment-comment {
    background: rgba(138, 79, 255, 0.05);
    padding: 12px 16px;
    border-radius: 12px;
    margin-bottom: 12px;
}

.teacher-assignment-comment i {
    color: var(--primary);
    margin-right: 8px;
}

.teacher-assignment-comment em {
    color: var(--text-soft);
    font-size: 13px;
    font-style: normal;
}

.teacher-assignment-files {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.teacher-assignment-files strong {
    font-size: 13px;
    color: var(--text);
}

.teacher-assignment-files ul {
    margin: 8px 0 0 0;
    padding-left: 20px;
    list-style: none;
}

.teacher-assignment-files li {
    margin: 6px 0;
}

.teacher-assignment-files a {
    color: var(--primary);
    text-decoration: none;
    font-size: 13px;
}

.teacher-assignment-files a:hover {
    text-decoration: underline;
}

.file-size {
    font-size: 11px;
    color: var(--text-soft);
    margin-left: 6px;
}

.teacher-assignment-actions {
    padding: 16px 24px;
    background: rgba(138, 79, 255, 0.04);
    border-top: 1px solid var(--border);
}

.teacher-feedback {
    margin-top: 14px;
    padding: 14px 16px;
    background: rgba(46, 204, 113, 0.08);
    border-radius: 12px;
}

.teacher-feedback strong {
    font-size: 13px;
    color: var(--text);
}

.feedback-score {
    display: inline-block;
    margin-left: 10px;
    padding: 3px 10px;
    background: #10b981;
    color: white;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
}

.teacher-more-link {
    text-align: center;
    margin-top: 20px;
}

.teacher-more-link a {
    color: var(--primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 900;
    transition: all 0.3s ease;
}

.teacher-more-link a:hover {
    color: var(--accent);
    text-decoration: underline;
}

.teacher-empty-state {
    text-align: center;
    padding: 60px 30px;
    background: var(--surface);
    border-radius: 20px;
    border: 2px dashed var(--border);
}

.teacher-empty-state i {
    font-size: 64px;
    color: var(--text-soft);
    margin-bottom: 20px;
    opacity: 0.5;
}

.teacher-empty-state h3 {
    font-size: 22px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.teacher-empty-state p {
    color: var(--text-soft);
    margin-bottom: 24px;
    font-size: 15px;
}

.teacher-btn-small {
    padding: 8px 16px;
    font-size: 13px;
}

.teacher-btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
}

.teacher-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(138, 79, 255, 0.3);
}

.teacher-btn-outline {
    background: transparent;
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.teacher-btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.teacher-btn-secondary {
    background: var(--bg);
    color: var(--text-soft);
    border: 1px solid var(--border);
}

.teacher-btn-secondary:hover {
    background: rgba(138, 79, 255, 0.08);
    color: var(--primary);
}

@media (max-width: 992px) {
    .teacher-student-info-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .student-progress-big {
        justify-content: center;
    }
    
    .assignment-header {
        flex-direction: column;
    }
    
    .assignment-status {
        text-align: left;
    }
    
    .feedback-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .test-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .teacher-assignment-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 768px) {
    .teacher-student-info-card {
        padding: 20px;
    }
    
    .student-avatar-large {
        width: 80px;
        height: 80px;
        font-size: 32px;
    }
    
    .student-details h2 {
        font-size: 20px;
    }
    
    .progress-percent {
        font-size: 18px;
    }
    
    .assignment-card {
        margin-bottom: 16px;
    }
    
    .assignment-header,
    .submission-details,
    .feedback-section,
    .teacher-assignment-header,
    .teacher-assignment-body,
    .teacher-assignment-actions {
        padding: 16px;
    }
    
    .test-header,
    .test-details {
        padding: 16px;
    }
    
    .files-list {
        flex-direction: column;
    }
    
    .file-link {
        width: 100%;
        justify-content: center;
    }
    
    .teacher-info-message {
        padding: 30px 20px;
    }
    
    .teacher-info-message i {
        font-size: 36px;
    }
    
    .teacher-empty-state {
        padding: 40px 20px;
    }
    
    .teacher-empty-state i {
        font-size: 48px;
    }
    
    .teacher-empty-state h3 {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .teacher-student-info-card {
        padding: 16px;
    }
    
    .student-avatar-large {
        width: 70px;
        height: 70px;
        font-size: 28px;
    }
    
    .test-meta {
        gap: 12px;
        flex-direction: column;
    }
    
    .teacher-assignment-meta {
        flex-direction: column;
        gap: 8px;
    }
    
    .grade-display {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .teacher-btn-primary,
    .teacher-btn-outline,
    .teacher-btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .feedback-actions .teacher-btn,
    .teacher-assignment-actions .teacher-btn {
        width: 100%;
        text-align: center;
    }
}

/*дополнительные стили для страницы с деталями курса (кнопки) */

.admin-blocked, .other-role {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: 12px;
    padding: 12px;
    text-align: center;
    margin-bottom: 15px;
}

.admin-blocked i, .other-role i {
    color: #e74c3c;
    font-size: 20px;
    margin-bottom: 8px;
    display: block;
}

.admin-note {
    font-size: 11px;
    color: #e74c3c;
    margin-top: 5px;
}

.teacher-applied {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    border-radius: 12px;
    padding: 12px;
    text-align: center;
    margin-bottom: 15px;
}

.teacher-applied i {
    color: #2ecc71;
    font-size: 20px;
    margin-bottom: 8px;
    display: block;
}

.teacher-note {
    font-size: 11px;
    color: #2ecc71;
    margin-top: 5px;
}

/*стили для страницы заявок преподавателей на курс*/

.methodist-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.methodist-info-item {
    background: var(--bg);
    border-radius: 12px;
    padding: 15px;
    border: 1px solid var(--border);
}

.methodist-info-item.full-width {
    grid-column: span 2;
}

.methodist-info-label {
    font-size: 12px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.methodist-info-label i {
    color: var(--primary);
}

.methodist-info-value {
    font-size: 16px;
    font-weight: 900;
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
}

.application-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 900;
}

.application-status-badge.status-pending {
    background: rgba(241, 196, 15, 0.15);
    color: #f1c40f;
    border: 1px solid rgba(241, 196, 15, 0.3);
}

.application-status-badge.status-approved {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.application-status-badge.status-rejected {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.3);
}

.methodist-form-textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
    resize: vertical;
}

.alert {
    padding: 15px 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.alert-success {
    background: rgba(46, 204, 113, 0.1);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: #2ecc71;
}

.alert-warning {
    background: rgba(241, 196, 15, 0.1);
    border: 1px solid rgba(241, 196, 15, 0.3);
    color: #f1c40f;
}

.alert i {
    font-size: 20px;
}

.alert p {
    margin: 0;
    flex: 1;
}

.alert strong {
    font-weight: 900;
}

.methodist-info-note {
    background: rgba(52, 152, 219, 0.1);
    border-radius: 12px;
    padding: 12px 16px;
    color: #3498db;
}

.methodist-rejection-comment {
    background: rgba(231, 76, 60, 0.05);
    border-radius: 12px;
    padding: 15px;
    margin-top: 15px;
}

.methodist-rejection-comment strong {
    color: #e74c3c;
    display: block;
    margin-bottom: 8px;
}

.methodist-rejection-comment p {
    margin: 0;
    color: var(--text-soft);
}

@media (max-width: 768px) {
    .methodist-info-grid {
        grid-template-columns: 1fr;
    }
    
    .methodist-info-item.full-width {
        grid-column: span 1;
    }
    
    .methodist-form-actions {
        flex-direction: column;
    }
    
    .methodist-form-actions .methodist-btn {
        width: 100%;
        justify-content: center;
    }
}

.methodist-btn-danger {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
}

.methodist-btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

.methodist-warning-box {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: 12px;
    padding: 20px;
}

.find-teacher-badge {
    background: linear-gradient(135deg, #f39c12, #e67e22);
    color: white;
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 900;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    animation: pulse 2s infinite;
}

/* стили для модального окна удаления слушателя с курса преподавателем */

.teacher-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
}

.teacher-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    animation: teacherFadeIn 0.3s ease;
}

[data-theme="light"] .teacher-modal-container {
    --modal-bg: #ffffff;
    --modal-text: #2c3e50;
    --modal-text-light: #7f8c8d;
    --modal-border: #ecf0f1;
    --modal-footer-bg: rgba(0, 0, 0, 0.02);
}

[data-theme="dark"] .teacher-modal-container {
    --modal-bg: #2a1f4e;
    --modal-text: #e0e0e0;
    --modal-text-light: #c4b5fd;
    --modal-border: #4a3a6e;
    --modal-footer-bg: rgba(138, 79, 255, 0.05);
}

.teacher-modal-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 520px;
    background: var(--modal-bg);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: teacherSlideIn 0.3s ease;
    overflow: hidden;
}

.teacher-modal-header {
    padding: 24px 28px;
    background: #8A4FFF;
    display: flex;
    align-items: center;
    gap: 12px;
}

.teacher-modal-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.teacher-modal-title {
    flex: 1;
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    color: white;
    font-family: 'Arial Black', 'Arial', sans-serif;
}

.teacher-modal-close {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 10px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.teacher-modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.teacher-modal-body {
    padding: 28px;
    background: var(--modal-bg);
}

.teacher-modal-warning {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(231, 76, 60, 0.1);
    border-left: 4px solid #e74c3c;
    padding: 12px 16px;
    border-radius: 12px;
    margin-bottom: 20px;
}

.teacher-modal-warning i {
    font-size: 22px;
    color: #e74c3c;
}

.teacher-modal-warning span {
    font-size: 16px;
    font-weight: 600;
    color: #e74c3c;
    font-family: 'Arial Black', 'Arial', sans-serif;
}

.teacher-modal-text {
    font-size: 15px;
    line-height: 1.6;
    color: var(--modal-text);
    margin-bottom: 20px;
    font-family: 'Arial Black', 'Arial', sans-serif;
}

.teacher-modal-text strong {
    color: #e74c3c;
    font-weight: 600;
    background: rgba(231, 76, 60, 0.1);
    padding: 2px 8px;
    border-radius: 6px;
    display: inline-block;
}

.teacher-modal-info {
    display: flex;
    gap: 14px;
    background: rgba(138, 79, 255, 0.05);
    border: 1px solid rgba(138, 79, 255, 0.1);
    border-radius: 16px;
    padding: 16px;
    margin-top: 20px;
}

.teacher-modal-info i {
    font-size: 24px;
    color: #8A4FFF;
    flex-shrink: 0;
}

.teacher-modal-info div {
    flex: 1;
}

.teacher-modal-info strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #8A4FFF;
    margin-bottom: 10px;
    font-family: 'Arial Black', 'Arial', sans-serif;
}

.teacher-modal-info ul {
    margin: 0;
    padding-left: 20px;
}

.teacher-modal-info li {
    font-size: 13px;
    color: var(--modal-text-light);
    margin-bottom: 6px;
    line-height: 1.4;
    font-family: 'Arial Black', 'Arial', sans-serif;
}

.teacher-modal-footer {
    padding: 20px 28px;
    background: var(--modal-footer-bg);
    border-top: 1px solid var(--modal-border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.teacher-modal-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'Arial Black', 'Arial', sans-serif;
}

[data-theme="light"] .teacher-modal-btn-cancel {
    background: #ecf0f1;
    color: #7f8c8d;
}

[data-theme="light"] .teacher-modal-btn-cancel:hover {
    background: #bdc3c7;
    color: #2c3e50;
}

[data-theme="dark"] .teacher-modal-btn-cancel {
    background: #4a3a6e;
    color: #c4b5fd;
}

[data-theme="dark"] .teacher-modal-btn-cancel:hover {
    background: #5a4a7e;
    color: #ddd6fe;
}

.teacher-modal-btn-danger {
    background: #e74c3c;
    color: white;
    box-shadow: 0 2px 8px rgba(231, 76, 60, 0.3);
}

.teacher-modal-btn-danger:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(231, 76, 60, 0.4);
}

/* дополнительные стили для строк создания слушателей на странице добавления слушателей в курс (у преподавателя) */

[data-theme="light"] .student-row {
    --row-bg: #ffffff;
    --row-border: #e0e0e0;
    --row-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    --row-hover-bg: #f8f9fa;
    --row-hover-border: #8A4FFF;
    --row-hover-shadow: 0 4px 12px rgba(138, 79, 255, 0.15);
}

[data-theme="dark"] .student-row {
    --row-bg: #2a1f4e;
    --row-border: #4a3a6e;
    --row-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    --row-hover-bg: #3a2a5e;
    --row-hover-border: #8A4FFF;
    --row-hover-shadow: 0 4px 12px rgba(138, 79, 255, 0.3);
}

.student-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    padding: 12px;
    background: var(--row-bg);
    border: 1px solid var(--row-border);
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: var(--row-shadow);
}

.student-row:hover {
    background: var(--row-hover-bg);
    border-color: var(--row-hover-border);
    transform: translateX(4px);
    box-shadow: var(--row-hover-shadow);
}

.row-fields {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1.5fr;
    gap: 12px;
    flex: 1;
}

[data-theme="light"] .row-fields input {
    --input-bg: #ffffff;
    --input-text: #333333;
    --input-border: #e0e0e0;
    --input-border-focus: #8A4FFF;
    --input-placeholder: #aaaaaa;
    --input-shadow-focus: 0 0 0 3px rgba(138, 79, 255, 0.1);
    --input-hover-border: #b0b0b0;
}

[data-theme="dark"] .row-fields input {
    --input-bg: #1a0f3e;
    --input-text: #e0e0e0;
    --input-border: #4a3a6e;
    --input-border-focus: #8A4FFF;
    --input-placeholder: #7a6a9e;
    --input-shadow-focus: 0 0 0 3px rgba(138, 79, 255, 0.3);
    --input-hover-border: #8A4FFF;
}

.row-fields input {
    padding: 12px 16px;
    border: 1px solid var(--input-border);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
    background: var(--input-bg);
    color: var(--input-text);
    font-family: 'Arial Black', 'Arial', sans-serif;
    font-weight: 900;
    letter-spacing: 0.3px;
}

.row-fields input:hover {
    border-color: var(--input-hover-border);
}

.row-fields input::placeholder {
    color: var(--input-placeholder);
    font-family: 'Arial Black', 'Arial', sans-serif;
    font-weight: 900;
    letter-spacing: 0.3px;
}

.row-fields input:focus {
    outline: none;
    border-color: var(--input-border-focus);
    box-shadow: var(--input-shadow-focus);
}

[data-theme="light"] .delete-row-btn {
    background: #e74c3c;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .delete-row-btn:hover {
    background: #c0392b;
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
}

[data-theme="dark"] .delete-row-btn {
    background: #e74c3c;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .delete-row-btn:hover {
    background: #c0392b;
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.5);
}

.delete-row-btn {
    width: 40px;
    height: 40px;
    min-width: 40px;
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.delete-row-btn:hover {
    transform: scale(1.05);
}

@keyframes teacherFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes teacherSlideIn {
    from {
        opacity: 0;
        transform: translate(-50%, -48%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

@keyframes slideInRow {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@media (max-width: 768px) {
    .student-row {
        flex-direction: column;
    }
    
    .row-fields {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    
    .delete-row-btn {
        width: 100%;
    }
    
    .teacher-modal-container {
        width: 95%;
    }
    
    .teacher-modal-footer {
        flex-direction: column;
    }
    
    .teacher-modal-btn {
        width: 100%;
        justify-content: center;
    }
}

.inactive-row {
    opacity: 0.7;
}

[data-theme="light"] .inactive-row {
    background: rgba(0, 0, 0, 0.02);
}

[data-theme="dark"] .inactive-row {
    background: rgba(138, 79, 255, 0.05);
}

.inactive-avatar {
    filter: grayscale(0.5);
    opacity: 0.7;
}

[data-theme="light"] .inactive-name {
    text-decoration: line-through;
    color: #999;
}

[data-theme="dark"] .inactive-name {
    text-decoration: line-through;
    color: #a49bc4;
}

/* стили для иконок и текста дополнительные */

[data-theme="light"] .info-icon {
    color: #6c757d;
}

[data-theme="dark"] .info-icon {
    color: #e0e0e0;
}

.info-text {
    font-size: 0.85em;
    line-height: 1.6;
    font-family: 'Arial Black', 'Arial', sans-serif;
}

.info-text p {
    margin: 8px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-icon {
    width: 20px;
    font-size: 14px;
}

.info-text code {
    background: rgba(138, 79, 255, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
}

[data-theme="light"] .info-text code {
    color: #8A4FFF;
    background: rgba(138, 79, 255, 0.1);
}

[data-theme="dark"] .info-text code {
    color: #c4b5fd;
    background: rgba(138, 79, 255, 0.2);
}

.teacher-upload-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 30px;
    background: #8A4FFF;
    color: white;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 14px;
    font-family: 'Arial Black', 'Arial', sans-serif;
}

.teacher-upload-label:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(138, 79, 255, 0.3);
}

.teacher-upload-area {
    text-align: center;
    padding: 30px 20px;
    border: 2px dashed var(--border, #e0e0e0);
    border-radius: 12px;
    background: rgba(138, 79, 255, 0.02);
}

.deadline-warning {
    background: linear-gradient(135deg, rgba(231, 76, 60, 0.1), rgba(192, 57, 43, 0.05));
    border-left: 4px solid #e74c3c;
    padding: 12px 16px;
    border-radius: 12px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}
    
.deadline-warning i {
    font-size: 24px;
    color: #e74c3c;
}
    
.deadline-warning .warning-text {
    flex: 1;
}
    
.deadline-warning .warning-text strong {
    color: #e74c3c;
    display: block;
    margin-bottom: 4px;
}
    
.deadline-warning .warning-text span {
    color: #666;
    font-size: 13px;
}
    
[data-theme="dark"] .deadline-warning .warning-text span {
    color: #a0a0a0;
}
    
.deadline-badge {
    display: inline-block;
    background: #e74c3c;
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
    margin-left: 12px;
}
    
.info-row.late {
    background: rgba(231, 76, 60, 0.05);
    border-radius: 8px;
    padding: 8px 12px;
    margin: -8px -12px 8px -12px;
}
    
.late-icon {
    color: #e74c3c;
    margin-right: 8px;
}


/* стили для просроченного срока сдачи */

.deadline-warning {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 8px;
}

.deadline-warning i {
    font-size: 24px;
    flex-shrink: 0;
}

.deadline-warning .warning-text {
    flex: 1;
}

.deadline-warning .warning-text strong {
    display: block;
    margin-bottom: 4px;
    font-size: 15px;
}

.deadline-warning .warning-text span {
    font-size: 13px;
}

[data-theme="light"] .deadline-warning {
    background: #ffebee;
    border-left: 4px solid #e74c3c;
}

[data-theme="light"] .deadline-warning i {
    color: #e74c3c;
}

[data-theme="light"] .deadline-warning .warning-text strong {
    color: #e74c3c;
}

[data-theme="light"] .deadline-warning .warning-text span {
    color: #555;
}

[data-theme="dark"] .deadline-warning {
    background: #2a1a1a;
    border-left: 4px solid #e74c3c;
}

[data-theme="dark"] .deadline-warning i {
    color: #ff6b6b;
}

[data-theme="dark"] .deadline-warning .warning-text strong {
    color: #ff6b6b;
}

[data-theme="dark"] .deadline-warning .warning-text span {
    color: #ccc;
}

.info-warning {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    margin-bottom: 20px;
    border-radius: 8px;
}

.info-warning i {
    font-size: 18px;
    flex-shrink: 0;
}

.info-warning .info-text {
    flex: 1;
}

.info-warning .info-text strong {
    font-size: 14px;
    margin-right: 8px;
}

.info-warning .info-text span {
    font-size: 13px;
}

[data-theme="light"] .info-warning {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
}

[data-theme="light"] .info-warning i {
    color: #ffc107;
}

[data-theme="light"] .info-warning .info-text strong {
    color: #856404;
}

[data-theme="light"] .info-warning .info-text span {
    color: #856404;
}

[data-theme="dark"] .info-warning {
    background: #2a241a;
    border-left: 4px solid #ffc107;
}

[data-theme="dark"] .info-warning i {
    color: #ffc107;
}

[data-theme="dark"] .info-warning .info-text strong {
    color: #ffd966;
}

[data-theme="dark"] .info-warning .info-text span {
    color: #ffd966;
}

/* стили для удаления аккаунта модальное окно */

.deleted-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
}

.deleted-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 10001;
}

.deleted-modal-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 520px;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    z-index: 10002;
    overflow: hidden;
}

[data-theme="dark"] .deleted-modal-container {
    background: #2a1f4e;
}

.deleted-modal-header {
    padding: 24px 28px;
    background: #e74c3c;
    display: flex;
    align-items: center;
    gap: 12px;
}

.deleted-modal-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.deleted-modal-title {
    flex: 1;
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    color: white;
}

.deleted-modal-close {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 10px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.deleted-modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.deleted-modal-body {
    padding: 28px;
    background: #ffffff;
}

[data-theme="dark"] .deleted-modal-body {
    background: #2a1f4e;
}

.deleted-modal-warning {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(231, 76, 60, 0.1);
    border-left: 4px solid #e74c3c;
    padding: 12px 16px;
    border-radius: 12px;
    margin-bottom: 20px;
}

.deleted-modal-warning i {
    font-size: 22px;
    color: #e74c3c;
}

.deleted-modal-warning span {
    font-size: 16px;
    font-weight: 600;
    color: #e74c3c;
}

.deleted-modal-text {
    font-size: 15px;
    line-height: 1.6;
    color: #2c3e50;
    margin-bottom: 20px;
}

[data-theme="dark"] .deleted-modal-text {
    color: #e0e0e0;
}

.deleted-modal-text strong {
    color: #e74c3c;
}

.deleted-modal-info {
    display: flex;
    gap: 14px;
    background: rgba(138, 79, 255, 0.05);
    border: 1px solid rgba(138, 79, 255, 0.1);
    border-radius: 16px;
    padding: 16px;
    margin-top: 20px;
}

.deleted-modal-info i {
    font-size: 24px;
    color: #8A4FFF;
    flex-shrink: 0;
}

.deleted-modal-info div {
    flex: 1;
}

.deleted-modal-info strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #8A4FFF;
    margin-bottom: 10px;
}

.deleted-modal-info ul {
    margin: 0;
    padding-left: 20px;
}

.deleted-modal-info li {
    font-size: 13px;
    color: #7f8c8d;
    margin-bottom: 6px;
    line-height: 1.4;
}

[data-theme="dark"] .deleted-modal-info li {
    color: #c4b5fd;
}

.deleted-modal-footer {
    padding: 20px 28px;
    background: rgba(0, 0, 0, 0.02);
    border-top: 1px solid #ecf0f1;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

[data-theme="dark"] .deleted-modal-footer {
    background: rgba(138, 79, 255, 0.05);
    border-top-color: #4a3a6e;
}

.deleted-modal-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

[data-theme="light"] .deleted-modal-btn-cancel {
    background: #ecf0f1;
    color: #7f8c8d;
}

[data-theme="light"] .deleted-modal-btn-cancel:hover {
    background: #bdc3c7;
    color: #2c3e50;
}

[data-theme="dark"] .deleted-modal-btn-cancel {
    background: #4a3a6e;
    color: #c4b5fd;
}

[data-theme="dark"] .deleted-modal-btn-cancel:hover {
    background: #5a4a7e;
    color: #ddd6fe;
}

.deleted-modal-btn-danger {
    background: #e74c3c;
    color: white;
    box-shadow: 0 2px 8px rgba(231, 76, 60, 0.3);
}

.deleted-modal-btn-danger:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(231, 76, 60, 0.4);
}

.profile-btn-danger {
    background: #e74c3c;
    color: white;
    width: 100%;
    margin-top: 20px;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.profile-btn-danger:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
}

@keyframes deletedFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes deletedSlideIn {
    from {
        opacity: 0;
        transform: translate(-50%, -48%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

@media (max-width: 768px) {
    .deleted-modal-container {
        width: 95%;
    }
    
    .deleted-modal-footer {
        flex-direction: column;
    }
    
    .deleted-modal-btn {
        width: 100%;
        justify-content: center;
    }
}


/* стили для вкладки оплат в профиле слушателя */

.lsn-payments-summary {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.lsn-payments-total {
    flex: 1;
    background: linear-gradient(135deg, #8A4FFF, #6B3FD1);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    color: white;
}

.total-icon {
    width: 60px;
    height: 60px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.total-info {
    flex: 1;
}

.total-label {
    display: block;
    font-size: 14px;
    opacity: 0.8;
    margin-bottom: 5px;
}

.total-value {
    font-size: 28px;
    font-weight: bold;
}

.lsn-payments-count {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 20px 30px;
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
}

.lsn-payments-count i {
    font-size: 28px;
    color: #2ecc71;
}

.lsn-payments-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.lsn-payment-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.lsn-payment-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.payment-card-header {
    padding: 20px;
    background: linear-gradient(135deg, rgba(138,79,255,0.05), rgba(107,63,209,0.02));
    display: flex;
    align-items: center;
    gap: 15px;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.payment-course-icon {
    width: 50px;
    height: 50px;
    background: rgba(138,79,255,0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #8A4FFF;
}

.payment-course-info {
    flex: 1;
}

.payment-course-name {
    margin: 0 0 5px 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
}

.payment-course-category {
    margin: 0;
    font-size: 13px;
    color: var(--text-soft);
}

.payment-amount {
    text-align: right;
}

.amount-value {
    font-size: 22px;
    font-weight: bold;
    color: #8A4FFF;
}

.payment-card-body {
    padding: 20px;
}

.payment-details {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.payment-detail-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-soft);
}

.payment-detail-item i {
    width: 18px;
    color: #8A4FFF;
}

.payment-detail-item strong {
    color: var(--text);
    font-weight: 600;
}

.payment-card-footer {
    padding: 15px 20px;
    background: rgba(0,0,0,0.02);
    border-top: 1px solid var(--border);
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    flex-wrap: wrap;
}

.lsn-empty-state {
    text-align: center;
    padding: 60px 20px;
}

.lsn-empty-state i {
    font-size: 64px;
    color: var(--text-soft);
    margin-bottom: 20px;
}

.lsn-empty-state h3 {
    margin-bottom: 10px;
    color: var(--text);
}

.lsn-empty-state p {
    color: var(--text-soft);
    margin-bottom: 20px;
}

.lsn-btn {
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    border: none;
}

.lsn-btn-primary {
    background: linear-gradient(135deg, #8A4FFF, #6B3FD1);
    color: white;
}

.lsn-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(138,79,255,0.3);
}

.lsn-btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.lsn-btn-outline:hover {
    border-color: #8A4FFF;
    color: #8A4FFF;
}

.text-link {
    color: var(--text);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 4px;
    cursor: pointer;
    transition: opacity 0.3s ease;
    background: none;
    border: none;
    padding: 0;
    font: inherit;
}

.text-link:hover {
    opacity: 0.7;
    text-decoration-thickness: 2px;
}

.receipt-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
}

.receipt-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 10001;
}

.receipt-modal-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 500px;
    background: var(--surface);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    z-index: 10002;
    overflow: hidden;
}

.receipt-modal-header {
    padding: 20px 24px;
    background: linear-gradient(135deg, #8A4FFF, #6B3FD1);
    display: flex;
    align-items: center;
    gap: 12px;
}

.receipt-modal-icon {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
}

.receipt-modal-title {
    flex: 1;
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: white;
}

.receipt-modal-close {
    width: 32px;
    height: 32px;
    background: rgba(255,255,255,0.2);
    border: none;
    border-radius: 10px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.receipt-modal-close:hover {
    background: rgba(255,255,255,0.3);
    transform: rotate(90deg);
}

.receipt-modal-body {
    padding: 24px;
}

.receipt-success-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    padding: 12px;
    background: rgba(46,204,113,0.1);
    border-radius: 12px;
}

.receipt-success-icon i {
    font-size: 24px;
    color: #2ecc71;
}

.receipt-success-icon span {
    font-size: 16px;
    font-weight: 600;
    color: #2ecc71;
}

.receipt-modal-text {
    text-align: center;
    margin-bottom: 20px;
    color: var(--text);
}

.receipt-details {
    background: rgba(138,79,255,0.05);
    border-radius: 12px;
    padding: 16px;
}

.receipt-detail-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.receipt-detail-row:last-child {
    border-bottom: none;
}

.receipt-detail-row.total-row {
    margin-top: 8px;
    padding-top: 12px;
    border-top: 1px solid rgba(138,79,255,0.2);
}

.receipt-detail-label {
    color: var(--text-soft);
    font-size: 13px;
}

.receipt-detail-value {
    font-weight: 600;
    color: var(--text);
}

.receipt-modal-footer {
    padding: 16px 24px;
    background: rgba(0,0,0,0.02);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.receipt-modal-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.receipt-modal-btn-cancel {
    background: #ecf0f1;
    color: #7f8c8d;
}

[data-theme="dark"] .receipt-modal-btn-cancel {
    background: #4a3a6e;
    color: #c4b5fd;
}

.receipt-modal-btn-primary {
    background: linear-gradient(135deg, #8A4FFF, #6B3FD1);
    color: white;
}

.receipt-modal-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(138,79,255,0.3);
}

@media (max-width: 768px) {
    .lsn-payments-summary {
        flex-direction: column;
    }
    .payment-card-header {
        flex-direction: column;
        text-align: center;
    }
    .payment-amount {
        width: 100%;
        text-align: center;
        margin-top: 10px;
    }
    .payment-details {
        flex-direction: column;
        gap: 10px;
    }
    .payment-card-footer {
        flex-direction: column;
    }
    .payment-card-footer .lsn-btn,
    .payment-card-footer .text-link {
        width: 100%;
        justify-content: center;
    }
    .receipt-modal-container {
        width: 95%;
    }
}

/* дополнительные стили для страницы сдачи практической работы */

.practical-main .comment-field {
    margin-bottom: 25px;
}

.practical-main .comment-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text);
    font-size: 15px;
}

.practical-main .comment-field label i {
    margin-right: 6px;
    color: #8A4FFF;
}

.practical-main .comment-field textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--surface);
    color: var(--text);
    font-size: 14px;
    line-height: 1.5;
    resize: vertical;
    transition: all 0.3s ease;
    font-family: inherit;
    box-sizing: border-box;
}

.practical-main .comment-field textarea:focus {
    outline: none;
    border-color: #8A4FFF;
    box-shadow: 0 0 0 3px rgba(138, 79, 255, 0.1);
}

.practical-main .comment-field textarea::placeholder {
    color: var(--text-soft);
    opacity: 0.6;
}

.practical-main .comment-hint {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: var(--text-soft);
}

.practical-main .comment-hint i {
    margin-right: 4px;
    font-size: 11px;
}

.file-upload-area {
    border: 2px dashed var(--border);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--surface);
}

.file-upload-area:hover {
    border-color: #8A4FFF;
    background: rgba(138, 79, 255, 0.02);
}

.file-upload-area.dragover {
    border-color: #8A4FFF;
    background: rgba(138, 79, 255, 0.05);
}

.file-upload-area .upload-icon {
    font-size: 48px;
    color: #8A4FFF;
    margin-bottom: 12px;
}

.file-upload-area .upload-text {
    font-size: 16px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 8px;
}

.file-upload-area .upload-hint {
    font-size: 13px;
    color: var(--text-soft);
}

.files-list {
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    background: rgba(138, 79, 255, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(138, 79, 255, 0.1);
}

.file-info {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
}

.file-info i {
    font-size: 20px;
    color: #8A4FFF;
}

.file-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
}

.file-size {
    font-size: 12px;
    color: var(--text-soft);
    margin-top: 2px;
}

.remove-file {
    background: rgba(231, 76, 60, 0.1);
    border: none;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    color: #e74c3c;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.remove-file:hover {
    background: #e74c3c;
    color: white;
}

.practical-submit-layout {
    display: flex;
    gap: 30px;
}

.practical-sidebar {
    width: 300px;
    flex-shrink: 0;
}

.practical-main {
    flex: 1;
}

.practical-info-card,
.materials-card,
.submission-rules,
.description-section,
.criteria-section,
.submission-status-section,
.submit-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 20px;
}

.practical-info-card h3,
.materials-card h3,
.submission-rules h3,
.description-section h2,
.criteria-section h2,
.submission-status-section h2,
.submit-section h2 {
    margin: 0 0 15px 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.practical-info-card h3 i,
.materials-card h3 i,
.submission-rules h3 i,
.description-section h2 i,
.criteria-section h2 i,
.submission-status-section h2 i,
.submit-section h2 i {
    color: #8A4FFF;
}

.info-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    color: var(--text-soft);
    font-size: 14px;
}

.info-value {
    font-weight: 500;
    color: var(--text);
}

.download-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: rgba(138, 79, 255, 0.1);
    border-radius: 8px;
    color: #8A4FFF;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
}

.download-link:hover {
    background: rgba(138, 79, 255, 0.2);
}

.submission-rules ul {
    margin: 0;
    padding-left: 20px;
}

.submission-rules li {
    color: var(--text-soft);
    font-size: 13px;
    margin-bottom: 8px;
}

.description-content,
.criteria-content {
    color: var(--text);
    line-height: 1.6;
    font-size: 14px;
}

.status-card {
    padding: 15px;
    border-radius: 12px;
}

.status-completed {
    background: rgba(46, 204, 113, 0.1);
    border-left: 4px solid #2ecc71;
}

.status-checking {
    background: rgba(241, 196, 15, 0.1);
    border-left: 4px solid #f1c40f;
}

.status-revision {
    background: rgba(231, 76, 60, 0.1);
    border-left: 4px solid #e74c3c;
}

.status-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.status-title {
    font-weight: 600;
    font-size: 16px;
}

.attempt-number {
    font-size: 12px;
    color: var(--text-soft);
}

.status-details {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.detail-item {
    display: flex;
    gap: 10px;
    font-size: 13px;
}

.detail-item span:first-child {
    color: var(--text-soft);
    min-width: 100px;
}

.submit-actions {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.lsn-btn {
    padding: 12px 24px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    border: none;
}

.lsn-btn-primary {
    background: linear-gradient(135deg, #8A4FFF, #6B3FD1);
    color: white;
}

.lsn-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(138, 79, 255, 0.3);
}

.lsn-btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.lsn-btn-outline:hover {
    border-color: #8A4FFF;
    color: #8A4FFF;
}

.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.breadcrumbs a {
    color: #8A4FFF;
    text-decoration: none;
    font-size: 14px;
}

.breadcrumbs a:hover {
    text-decoration: underline;
}

.breadcrumbs i {
    font-size: 12px;
    color: var(--text-soft);
}

.breadcrumbs span {
    color: var(--text-soft);
    font-size: 14px;
}

.text-danger {
    color: #e74c3c;
}

.text-success {
    color: #2ecc71;
}

@media (max-width: 768px) {
    .practical-submit-layout {
        flex-direction: column;
    }
    .practical-sidebar {
        width: 100%;
    }
    .submit-actions {
        flex-direction: column;
    }
    .lsn-btn {
        justify-content: center;
    }
}

/* стили для таймера */
.timer-wrapper {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 15px;
}

.timer-container {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #8A4FFF, #6B3FD1);
    border-radius: 50px;
    padding: 8px 20px;
    box-shadow: 0 4px 15px rgba(138, 79, 255, 0.3);
}

.timer-icon {
    color: white;
    font-size: 16px;
}

.timer-display {
    font-family: monospace;
    font-size: 22px;
    font-weight: bold;
    color: white;
    letter-spacing: 2px;
}

.timer-warning {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@media (max-width: 768px) {
    .timer-container {
        padding: 5px 15px;
    }
    .timer-display {
        font-size: 18px;
    }
}

/* дополнительные стили для режимов для слабовидящих*/

[data-theme="vision"] .course-features-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
}

[data-theme="vision"] .feature-item {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 10px 12px !important;
    background: rgba(255, 255, 255, 0.08) !important;
    border-radius: 8px !important;
    border: 2px solid #FFFF00 !important;
}

[data-theme="vision"] .feature-icon {
    min-width: 32px !important;
    width: 32px !important;
    height: 32px !important;
    font-size: 16px !important;
    background: #FFFF00 !important;
    color: #000000 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 6px !important;
}

[data-theme="vision"] .feature-label {
    font-size: 14px !important;
    margin-bottom: 2px !important;
}

[data-theme="vision"] .feature-value {
    font-size: 16px !important;
    font-weight: 900 !important;
}

[data-theme="vision"] .feature-info {
    flex: 1 !important;
}

[data-theme="vision"] .logo-text {
    color: #FFFF00 !important;
    background: none !important;
    -webkit-text-fill-color: #FFFF00 !important;
    text-shadow: none !important;
}

[data-theme="vision"] .hero-title {
    color: #FFFF00 !important;
    background: none !important;
    -webkit-text-fill-color: #FFFF00 !important;
    text-shadow: none !important;
}

[data-theme="vision"] .hero-subtitle {
    color: #FFFF00 !important;
    background: none !important;
    -webkit-text-fill-color: #FFFF00 !important;
}

[data-theme="vision"] .burger-menu {
    display: flex !important;
}

[data-theme="vision"] .burger-line {
    background: #FFFF00 !important;
}


[data-theme="vision"] .mobile-menu {
    background: #000000 !important;
    border: 3px solid #FFFF00 !important;
}

[data-theme="vision"] .mobile-menu .nav-link,
[data-theme="vision"] .mobile-menu .mobile-subitem,
[data-theme="vision"] .mobile-menu .btn {
    color: #FFFF00 !important;
}

[data-theme="vision"] .mobile-menu .btn-login,
[data-theme="vision"] .mobile-menu .btn-register {
    background: transparent !important;
    border: 2px solid #FFFF00 !important;
    color: #FFFF00 !important;
}

[data-theme="vision"] .footer-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 25px !important;
}

[data-theme="vision"] .footer-column {
    width: 100% !important;
    text-align: left !important;
}

[data-theme="vision"] .footer-column:last-child div {
    flex-direction: column !important;
    align-items: flex-start !important;
}

[data-theme="vision"] .footer-bottom {
    text-align: center !important;
}

@media (min-width: 1067px) {
    [data-theme="vision"] .footer-grid {
        display: grid !important;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)) !important;
        flex-direction: row !important;
    }
    
    [data-theme="vision"] .footer-column {
        width: auto !important;
    }
}

[data-theme="vision"] .burger-menu {
    display: flex !important;
    background: transparent !important;
}

[data-theme="vision"] .burger-line {
    background: #FFFF00 !important;
    width: 100% !important;
    height: 4px !important;
    border-radius: 2px !important;
}

[data-theme="vision"] .burger-menu {
    width: 35px !important;
    height: 35px !important;
    padding: 5px !important;
}

[data-theme="vision"] .burger-menu:hover {
    opacity: 0.8;
}

[data-theme="vision"] .filter-actions {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 15px !important;
    justify-content: flex-start !important;
}

[data-theme="vision"] .filter-btn,
[data-theme="vision"] .sort-btn {
    background: #000000 !important;
    border: 3px solid #FFFF00 !important;
    color: #FFFF00 !important;
    padding: 12px 20px !important;
    font-size: 18px !important;
}

[data-theme="vision"] .sort-panel,
[data-theme="vision"] .filters-panel {
    background: #000000 !important;
    border: 3px solid #FFFF00 !important;
    box-shadow: 0 0 0 100vw rgba(0, 0, 0, 0.95) !important;
}

[data-theme="vision"] .sort-options,
[data-theme="vision"] .filters-content {
    background: #000000 !important;
}

[data-theme="vision"] .sort-option {
    background: #000000 !important;
    border: 2px solid #FFFF00 !important;
    color: #FFFF00 !important;
    padding: 12px 16px !important;
    margin-bottom: 10px !important;
}

[data-theme="vision"] .sort-option:hover,
[data-theme="vision"] .sort-option.active {
    background: #FFFF00 !important;
    color: #000000 !important;
}

[data-theme="vision"] .filters-header {
    background: #000000 !important;
    border-bottom: 3px solid #FFFF00 !important;
}

[data-theme="vision"] .filters-header h3 {
    color: #FFFF00 !important;
}

[data-theme="vision"] .close-filters {
    color: #FFFF00 !important;
    background: transparent !important;
}

[data-theme="vision"] .filter-section {
    background: #000000 !important;
}

[data-theme="vision"] .filter-section h4 {
    color: #FFFF00 !important;
    border-bottom: 2px solid #FFFF00 !important;
}

[data-theme="vision"] .filter-checkbox {
    color: #FFFF00 !important;
    margin-bottom: 10px !important;
}

[data-theme="vision"] .filter-checkbox input {
    accent-color: #FFFF00 !important;
    width: 20px !important;
    height: 20px !important;
}

[data-theme="vision"] .filters-footer {
    background: #000000 !important;
    border-top: 3px solid #FFFF00 !important;
}

[data-theme="vision"] .apply-filters-btn {
    background: #FFFF00 !important;
    color: #000000 !important;
    border: none !important;
    padding: 12px 20px !important;
    font-size: 18px !important;
}

[data-theme="vision"] .clear-filters-btn {
    background: transparent !important;
    color: #FFFF00 !important;
    border: 2px solid #FFFF00 !important;
    padding: 12px 20px !important;
}

[data-theme="vision"] .price-input {
    background: #000000 !important;
    border: 2px solid #FFFF00 !important;
    color: #FFFF00 !important;
    padding: 10px !important;
}

[data-theme="vision"] .price-input::placeholder {
    color: #FFFF00 !important;
    opacity: 0.7 !important;
}

[data-theme="vision"] .active-filters {
    background: #000000 !important;
    border: 2px solid #FFFF00 !important;
}

[data-theme="vision"] .filter-chip {
    background: #000000 !important;
    border: 2px solid #FFFF00 !important;
    color: #FFFF00 !important;
    padding: 8px 12px !important;
}

[data-theme="vision"] .remove-filter {
    color: #FFFF00 !important;
}

[data-theme="vision"] .clear-all-filters {
    color: #FFFF00 !important;
}

.header-profile-btn {
    padding: 8px 16px !important;
    min-width: 100px !important;
    white-space: nowrap !important;
}

.header-profile-btn .profile-name {
    display: inline-block !important;
    max-width: 100px !important;
    overflow: visible !important;
    text-overflow: clip !important;
    white-space: nowrap !important;
}

.header-profile-dropdown {
    position: relative !important;
    display: inline-block !important;
}

.header-profile-dropdown::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    right: 0;
    height: 15px;
    background: transparent;
}

.header-profile-menu {
    position: absolute !important;
    top: 100% !important;
    right: 0 !important;
    min-width: 250px !important;
    background: var(--surface) !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius) !important;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15) !important;
    z-index: 1100 !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transform: translateY(10px) !important;
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease !important;
    margin-top: 8px !important;
}

.header-profile-dropdown:hover .header-profile-menu,
.header-profile-menu:hover {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

.header-profile-item {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 12px 16px !important;
    color: var(--text) !important;
    text-decoration: none !important;
    font-size: 14px !important;
    transition: all 0.2s ease !important;
}

.header-profile-item i {
    width: 20px !important;
    font-size: 14px !important;
}

[data-theme="vision"] .header-profile-btn {
    border: 3px solid #FFFF00 !important;
    background: #000000 !important;
    color: #FFFF00 !important;
}

[data-theme="vision"] .header-profile-menu {
    background: #000000 !important;
    border: 3px solid #FFFF00 !important;
}

[data-theme="vision"] .header-profile-item {
    color: #FFFF00 !important;
    border-bottom: 1px solid #FFFF00 !important;
}

[data-theme="vision"] .header-profile-item:hover {
    background: #FFFF00 !important;
    color: #000000 !important;
}

[data-theme="vision"] .dropdown {
    position: relative !important;
    display: inline-block !important;
}

[data-theme="vision"] .dropdown::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    right: 0;
    height: 15px;
    background: transparent;
}

[data-theme="vision"] .dropdown-menu {
    position: absolute !important;
    top: 100% !important;
    left: 0 !important;
    min-width: 220px !important;
    background: #000000 !important;
    border: 3px solid #FFFF00 !important;
    border-radius: var(--radius) !important;
    z-index: 1100 !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transform: translateY(10px) !important;
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease !important;
    margin-top: 8px !important;
    padding: 8px 0 !important;
}

[data-theme="vision"] .dropdown:hover .dropdown-menu,
[data-theme="vision"] .dropdown-menu:hover {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

[data-theme="vision"] .dropdown-item {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 10px 20px !important;
    color: #FFFF00 !important;
    text-decoration: none !important;
    font-size: 14px !important;
    border-bottom: 1px solid #FFFF00 !important;
}

[data-theme="vision"] .dropdown-item:hover {
    background: #FFFF00 !important;
    color: #000000 !important;
}

[data-theme="vision"] .header-profile-dropdown::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    right: 0;
    height: 15px;
    background: transparent;
}

[data-theme="vision"] .header-profile-menu {
    opacity: 0 !important;
    visibility: hidden !important;
    transform: translateY(10px) !important;
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease !important;
}

[data-theme="vision"] .header-profile-dropdown:hover .header-profile-menu,
[data-theme="vision"] .header-profile-menu:hover {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

[data-theme="vision"] .header-profile-btn .profile-name {
    display: inline-block !important;
    max-width: 120px !important;
    overflow: visible !important;
    white-space: nowrap !important;
}

[data-theme="vision"] .questions-nav {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 10px !important;
    justify-content: center !important;
    margin-top: 15px !important;
}

[data-theme="vision"] .nav-question {
    width: 45px !important;
    height: 45px !important;
    border-radius: 8px !important;
    background: #000000 !important;
    border: 2px solid #FFFF00 !important;
    color: #FFFF00 !important;
    font-size: 18px !important;
    font-weight: 900 !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

[data-theme="vision"] .nav-question.answered {
    background: #FFFF00 !important;
    color: #000000 !important;
    border-color: #FFFF00 !important;
}

[data-theme="vision"] .nav-question.current {
    background: #FFFF00 !important;
    color: #000000 !important;
    border: 3px solid #FFFFFF !important;
    box-shadow: 0 0 0 2px #FFFF00 !important;
}

[data-theme="vision"] .nav-question:hover {
    background: #FFFF00 !important;
    color: #000000 !important;
}

[data-theme="vision"] .auth-title {
    color: #FFFF00 !important;
    background: none !important;
    -webkit-text-fill-color: #FFFF00 !important;
    text-shadow: none !important;
}

[data-theme="vision"] .auth-subtitle {
    color: #FFFF00 !important;
}

[data-theme="vision"] .role-radio {
    display: none !important;
}

[data-theme="vision"] .role-custom-radio {
    width: 24px !important;
    height: 24px !important;
    border: 3px solid #FFFF00 !important;
    border-radius: 50% !important;
    background: #000000 !important;
    display: inline-block !important;
    position: relative !important;
    flex-shrink: 0 !important;
}

[data-theme="vision"] .role-radio:checked + .role-custom-radio::after {
    content: '' !important;
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%) !important;
    width: 12px !important;
    height: 12px !important;
    background: #FFFF00 !important;
    border-radius: 50% !important;
}

[data-theme="vision"] .role-text {
    color: #FFFF00 !important;
}

[data-theme="vision"] .role-option small {
    color: #FFFF00 !important;
    opacity: 0.8 !important;
}

[data-theme="vision"] .auth-checkbox-label input[type="checkbox"] {
    width: 20px !important;
    height: 20px !important;
    accent-color: #FFFF00 !important;
}

[data-theme="vision"] .checkbox-text {
    color: #FFFF00 !important;
}

[data-theme="vision"] .form-text {
    color: #FFFF00 !important;
    opacity: 0.7 !important;
}

[data-theme="vision"] .auth-input {
    background: #000000 !important;
    border: 2px solid #FFFF00 !important;
    color: #FFFF00 !important;
}

[data-theme="vision"] .auth-input::placeholder {
    color: #FFFF00 !important;
    opacity: 0.5 !important;
}

[data-theme="vision"] .auth-input-icon {
    color: #FFFF00 !important;
}

[data-theme="vision"] .field-error {
    color: #FFFF00 !important;
}

[data-theme="vision"] .auth-forgot-link,
[data-theme="vision"] .auth-register-link-btn {
    color: #FFFF00 !important;
}

[data-theme="vision"] .auth-forgot-link:hover,
[data-theme="vision"] .auth-register-link-btn:hover {
    background: #FFFF00 !important;
    color: #000000 !important;
}

[data-theme="vision"] .auth-divider span {
    background: #000000 !important;
    color: #FFFF00 !important;
}

[data-theme="vision"] .auth-divider::before {
    background: #FFFF00 !important;
}

[data-theme="vision"] .btn-close {
    background: transparent !important;
    border: 2px solid #FFFF00 !important;
    color: #FFFF00 !important;
    font-size: 16px !important;
    width: 30px !important;
    height: 30px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 6px !important;
    cursor: pointer !important;
    opacity: 1 !important;
    position: relative !important;
}

[data-theme="vision"] .btn-close::before {
    content: '✕' !important;
    color: #FFFF00 !important;
    font-size: 16px !important;
    font-weight: bold !important;
}

[data-theme="vision"] .btn-close:hover {
    background: #FFFF00 !important;
}

[data-theme="vision"] .btn-close:hover::before {
    color: #000000 !important;
}

[data-theme="vision"] .alert {
    background: #000000 !important;
    border: 2px solid #FFFF00 !important;
    color: #FFFF00 !important;
}

[data-theme="vision"] .alert-success {
    background: #000000 !important;
    border-color: #FFFF00 !important;
    color: #FFFF00 !important;
}

[data-theme="vision"] .alert-error,
[data-theme="vision"] .alert-danger {
    background: #000000 !important;
    border-color: #FFFF00 !important;
    color: #FFFF00 !important;
}

[data-theme="vision"] .alert-info {
    background: #000000 !important;
    border-color: #FFFF00 !important;
    color: #FFFF00 !important;
}

[data-theme="vision"] .alert-warning {
    background: #000000 !important;
    border-color: #FFFF00 !important;
    color: #FFFF00 !important;
}

body.high-contrast .theme-toggle i,
body.high-contrast .panel-toggle i,
body.high-contrast .accessibility-btn i {
    color: #000000 !important;
}

body.high-contrast .filter-btn i,
body.high-contrast .sort-btn i,
body.high-contrast .view-btn i {
    color: #000000 !important;
}

body.high-contrast .btn-large i {
    color: #000000 !important;
}

body.high-contrast .profile-nav-btn i,
body.high-contrast .profile-btn i,
body.high-contrast .admin-stat-card i {
    color: #000000 !important;
}

body.high-contrast .lsn-nav-link i,
body.high-contrast .methodist-nav-link i,
body.high-contrast .teacher-nav-link i {
    color: #000000 !important;
}

body.high-contrast .accessibility-btn i,
body.high-contrast .accessibility-panel i,
body.high-contrast .accessibility-btn .fas,
body.high-contrast .accessibility-btn .far {
    color: #00FF00 !important;
}


   .post-card {
        background: var(--surface);
        border-radius: 20px;
        margin-bottom: 25px;
        border: 1px solid var(--border);
        overflow: hidden;
        transition: all 0.3s ease;
    }
    .post-card:hover {
        transform: translateY(-3px);
        box-shadow: 0 10px 30px rgba(138, 79, 255, 0.15);
    }
    .post-card.pinned {
        border-left: 4px solid #f1c40f;
    }
    .post-header {
        padding: 18px 25px;
        background: rgba(138, 79, 255, 0.05);
        border-bottom: 1px solid var(--border);
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 10px;
    }
    .post-type-badge {
        padding: 5px 12px;
        border-radius: 20px;
        font-size: 12px;
        font-weight: 900;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .post-type-announcement { background: #e74c3c; color: white; }
    .post-type-question { background: #f39c12; color: white; }
    .post-type-reminder { background: #3498db; color: white; }
    .post-body { padding: 25px; }
    .post-title { font-size: 18px; font-weight: 900; margin-bottom: 15px; color: var(--text); }
    .post-content { color: var(--text-soft); line-height: 1.6; margin-bottom: 20px; }
    .post-meta {
        display: flex;
        gap: 20px;
        font-size: 12px;
        color: var(--text-soft);
        padding-bottom: 15px;
        border-bottom: 1px solid var(--border);
        margin-bottom: 15px;
    }
    .comments-section { margin-top: 20px; }
    .comment-item {
        background: var(--bg);
        border-radius: 12px;
        padding: 12px 15px;
        margin-bottom: 10px;
    }
    .comment-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 8px;
        flex-wrap: wrap;
        gap: 8px;
    }
    .comment-author { font-weight: 900; color: var(--primary); }
    .comment-date { font-size: 11px; color: var(--text-soft); }
    .comment-content { color: var(--text); margin: 0; line-height: 1.5; }
    .comment-delete { color: #e74c3c; cursor: pointer; font-size: 12px; }
    .comment-delete:hover { opacity: 0.7; }
    .add-comment-form { margin-top: 15px; }
    .modal-overlay-custom {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.7);
        z-index: 9999;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .modal-content-custom {
        background: var(--surface);
        border-radius: 24px;
        max-width: 500px;
        width: 90%;
        padding: 25px;
    }
    .posts-badge {
        background: #e74c3c;
        color: white;
        border-radius: 50%;
        padding: 2px 6px;
        font-size: 10px;
        margin-left: 5px;
    }

.add-comment-form textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 14px;
    resize: vertical;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.add-comment-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(138, 79, 255, 0.1);
}

.add-comment-form textarea::placeholder {
    color: var(--text-soft);
    opacity: 0.6;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    font-size: 13px;
}

.add-comment-form {
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.add-comment-form .lsn-btn {
    align-self: flex-start;
    padding: 10px 20px;
    font-size: 14px;
}

@media (max-width: 768px) {
    .add-comment-form textarea {
        padding: 10px 12px;
        font-size: 13px;
    }
    
    .add-comment-form .lsn-btn {
        width: 100%;
        align-self: stretch;
    }
}

.posts-manage-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.post-manage-item {
    background: var(--bg);
    border-radius: 16px;
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all 0.3s ease;
}

.post-manage-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(138, 79, 255, 0.1);
}

.post-manage-item.pinned {
    border-left: 4px solid #f1c40f;
}

.post-manage-info {
    padding: 20px;
}

.post-manage-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 10px;
}

.post-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.post-type-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.post-type-announcement { background: #e74c3c; color: white; }
.post-type-question { background: #f39c12; color: white; }
.post-type-reminder { background: #3498db; color: white; }

.pinned-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    background: #f1c40f;
    color: #2c3e50;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.post-status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 900;
}

.post-status.active {
    background: rgba(46, 204, 113, 0.2);
    color: #2ecc71;
}

.post-status.inactive {
    background: rgba(149, 165, 166, 0.2);
    color: #95a5a6;
}

.post-manage-actions {
    display: flex;
    gap: 12px;
}

.post-edit-link, .post-delete-link {
    background: transparent;
    border: none;
    font-size: 16px;
    cursor: pointer;
    padding: 5px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.post-edit-link {
    color: var(--primary);
}

.post-edit-link:hover {
    background: rgba(138, 79, 255, 0.1);
    transform: scale(1.1);
}

.post-delete-link {
    color: #e74c3c;
}

.post-delete-link:hover {
    background: rgba(231, 76, 60, 0.1);
    transform: scale(1.1);
}

.post-manage-title {
    font-size: 18px;
    font-weight: 900;
    color: var(--text);
    margin-bottom: 12px;
}

.post-manage-content {
    color: var(--text-soft);
    line-height: 1.5;
    margin-bottom: 15px;
}

.post-manage-meta {
    display: flex;
    gap: 20px;
    font-size: 12px;
    color: var(--text-soft);
    flex-wrap: wrap;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 15px;
}

/* стили для комментариев к постам*/

.comments-manage-section {
    margin-top: 15px;
}

.comments-manage-header {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 10px 0;
    font-weight: 900;
    font-size: 14px;
}

[data-theme="light"] .comments-manage-header {
    color: #1A2357 !important;
}

[data-theme="dark"] .comments-manage-header {
    color: #ffffff !important;
}

.comments-manage-header:hover {
    opacity: 0.8;
}

.comments-manage-header .toggle-icon {
    transition: transform 0.3s ease;
    margin-left: auto;
}

.comments-manage-header.open .toggle-icon {
    transform: rotate(180deg);
}

.comments-manage-body {
    background: var(--surface);
    border-radius: 12px;
    padding: 15px;
    margin-top: 10px;
}

.comment-manage-item {
    padding: 12px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 10px;
}

.comment-manage-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.comment-manage-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    flex-wrap: wrap;
    gap: 10px;
}

.comment-author {
    font-weight: 900;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

[data-theme="light"] .comment-author {
    color: #1A2357 !important;
}

[data-theme="dark"] .comment-author {
    color: #ffffff !important;
}

.comment-author.teacher-comment {
    color: #2ecc71 !important;
}
.teacher-badge {
    background: #2ecc71;
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 900;
}

.comment-date {
    font-size: 11px;
    color: var(--text-soft);
    margin-left: 10px;
}

.comment-actions {
    display: flex;
    gap: 8px;
}

[data-theme="light"] .comment-reply-btn {
    color: #5B00CC !important;
}

[data-theme="light"] .comment-reply-btn:hover {
    background: rgba(91, 0, 204, 0.1) !important;
}

[data-theme="dark"] .comment-reply-btn {
    color: #94c6fe !important;
}

[data-theme="dark"] .comment-reply-btn:hover {
    background: rgba(157, 105, 255, 0.1) !important;
}

.comment-reply-btn, .comment-delete-btn {
    background: transparent;
    border: none;
    font-size: 12px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
    transition: all 0.3s ease;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif !important;
    font-weight: 900 !important;
}

.comment-delete-btn {
    color: #e74c3c;
}

.comment-delete-btn:hover {
    background: rgba(231, 76, 60, 0.1);
}

.comment-manage-content {
    color: var(--text);
    line-height: 1.5;
    margin-bottom: 8px;
    padding-left: 10px;
}

.replies-section {
    margin-top: 12px;
    margin-left: 20px;
    padding: 10px 0 5px 15px;
    background: rgba(138, 79, 255, 0.03);
    border-radius: 8px;
    border-left: 2px solid var(--border);
}

.replies-title {
    font-size: 11px;
    font-weight: 900;
    color: var(--text-soft);
    margin-bottom: 10px;
    padding-bottom: 5px;
    border-bottom: 1px dashed var(--border);
}

.reply-item {
    padding: 8px 0;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.reply-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.reply-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 5px;
    flex-wrap: wrap;
    gap: 10px;
}

.reply-author {
    font-weight: 900;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
}

.reply-author.teacher-comment {
    color: #2ecc71;
}

.reply-date {
    font-size: 10px;
    color: var(--text-soft);
    margin-left: 8px;
}

.reply-to {
    font-size: 10px;
    margin-top: 3px;
}

.reply-to i {
    font-size: 9px;
    margin-right: 3px;
}

.reply-to strong {
    font-weight: 900;
}

[data-theme="light"] .reply-to {
    color: #7f8c8d !important;
}

[data-theme="light"] .reply-to i {
    color: #7f8c8d !important;
}

[data-theme="light"] .reply-to strong {
    color: #1A2357 !important;
}

[data-theme="dark"] .reply-to {
    color: #95a5a6 !important;
}

[data-theme="dark"] .reply-to i {
    color: #95a5a6 !important;
}

[data-theme="dark"] .reply-to strong {
    color: #ffffff !important;
}

.reply-delete {
    background: transparent;
    border: none;
    color: #e74c3c;
    cursor: pointer;
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 4px;
}

.reply-delete:hover {
    background: rgba(231, 76, 60, 0.1);
}

.reply-content {
    color: var(--text-soft);
    font-size: 13px;
    line-height: 1.4;
    padding-left: 5px;
    margin-top: 5px;
}

.reply-form-container {
    margin-top: 10px;
    padding-left: 10px;
}

.reply-indicator {
    background: rgba(138, 79, 255, 0.1);
    padding: 6px 10px;
    border-radius: 8px;
    margin-bottom: 10px;
    font-size: 12px;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif;
    color: var(--primary);
    border-left: 3px solid var(--primary);
}

.reply-indicator i {
    margin-right: 6px;
}

.reply-indicator strong {
    color: #2ecc71;
}

.reply-form-container textarea,
.add-comment-manage-form textarea {
    width: 100%;
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: 13px;
    resize: vertical;
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif !important;
    font-weight: 900 !important;
}

.reply-form-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.teacher-btn-sm {
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 900;
    cursor: pointer;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text-soft);
    font-family: 'Arial Black', 'Arial Black Local', 'Arial', sans-serif !important;
}

.teacher-btn-sm.teacher-btn-primary {
    background: var(--primary);
    color: white;
    border: none;
}

.add-comment-manage-form {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
}

.add-comment-manage-form textarea {
    margin-bottom: 10px;
}

.no-comments {
    text-align: center;
    padding: 20px;
    color: var(--text-soft);
}

@media (max-width: 768px) {
    .post-manage-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .post-manage-actions {
        align-self: flex-end;
    }
    
    .comment-manage-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .replies-section {
        margin-left: 10px;
        padding-left: 10px;
    }
}

.post-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.post-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.post-card.pinned {
    border-left: 4px solid #f39c12;
}

.post-header {
    padding: 16px 20px;
    background: rgba(0,0,0,0.02);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.post-type-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.post-type-announcement {
    background: rgba(138, 79, 255, 0.1);
    color: #8A4FFF;
}

.post-type-question {
    background: rgba(241, 196, 15, 0.1);
    color: #f1c40f;
}

.post-type-reminder {
    background: rgba(46, 204, 113, 0.1);
    color: #2ecc71;
}

.pinned-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    background: rgba(243, 156, 18, 0.1);
    color: #f39c12;
}

.post-actions {
    display: flex;
    gap: 8px;
}

.post-edit-btn, .post-delete-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    transition: all 0.3s ease;
    font-size: 14px;
}

.post-edit-btn {
    color: #3498db;
}

.post-edit-btn:hover {
    background: rgba(52, 152, 219, 0.1);
}

.post-delete-btn {
    color: #e74c3c;
}

.post-delete-btn:hover {
    background: rgba(231, 76, 60, 0.1);
}

.post-body {
    padding: 20px;
}

.post-title {
    margin: 0 0 12px 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
}

.post-content {
    color: var(--text);
    line-height: 1.6;
    margin-bottom: 15px;
}

.post-meta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 12px;
    color: var(--text-soft);
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
}

.post-meta i {
    margin-right: 5px;
}

.reply-count {
    cursor: pointer;
    transition: color 0.3s ease;
}

.reply-count:hover {
    color: #8A4FFF;
}

.comments-section {
    margin-top: 15px;
}

.comments-list {
    max-height: 500px;
    overflow-y: auto;
    margin-bottom: 15px;
}

.comment-item {
    display: flex;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.comment-avatar i, .reply-avatar i {
    font-size: 32px;
    color: #8A4FFF;
}

.comment-content {
    flex: 1;
}

.comment-author {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 5px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.comment-date {
    font-size: 11px;
    font-weight: normal;
    color: var(--text-soft);
}

.comment-text {
    font-size: 13px;
    color: var(--text);
    line-height: 1.4;
    margin-bottom: 8px;
}

.comment-delete, .reply-delete {
    background: none;
    border: none;
    cursor: pointer;
    color: #e74c3c;
    font-size: 12px;
    padding: 2px 6px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.comment-delete:hover, .reply-delete:hover {
    background: rgba(231, 76, 60, 0.1);
}

.reply-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 12px;
    color: #8A4FFF;
    padding: 4px 0;
    transition: opacity 0.3s ease;
}

.reply-btn:hover {
    opacity: 0.7;
    text-decoration: underline;
}

.replies-list {
    margin-left: 44px;
    margin-top: 12px;
    padding-left: 15px;
    border-left: 2px solid var(--border);
}

.reply-item {
    display: flex;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}

.reply-item:last-child {
    border-bottom: none;
}

.reply-avatar i {
    font-size: 24px;
}

.reply-content {
    flex: 1;
}

.reply-author {
    font-size: 12px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.reply-date {
    font-size: 10px;
    font-weight: normal;
    color: var(--text-soft);
}

.reply-text {
    font-size: 12px;
    color: var(--text);
    line-height: 1.4;
}

.add-comment-form {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
}

.add-comment-form textarea,
.reply-form textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--surface);
    color: var(--text);
    resize: vertical;
    font-family: inherit;
    font-size: 13px;
}

.add-comment-form textarea:focus,
.reply-form textarea:focus {
    outline: none;
    border-color: #8A4FFF;
    box-shadow: 0 0 0 3px rgba(138, 79, 255, 0.1);
}

.add-comment-form button,
.reply-form button {
    margin-top: 10px;
}

.no-comments {
    text-align: center;
    color: var(--text-soft);
    padding: 20px;
    font-size: 13px;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.modal-container {
    background: var(--surface);
    border-radius: 20px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    font-size: 20px;
    color: var(--text);
}

.modal-close {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-soft);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.btn-cancel {
    padding: 10px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
}

.btn-submit {
    padding: 10px 20px;
    background: linear-gradient(135deg, #8A4FFF, #6B3FD1);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(138, 79, 255, 0.3);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text);
}

.form-control {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text);
    font-size: 14px;
}

.form-control:focus {
    outline: none;
    border-color: #8A4FFF;
    box-shadow: 0 0 0 3px rgba(138, 79, 255, 0.1);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

@media (max-width: 768px) {
    .post-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .post-actions {
        width: 100%;
        justify-content: flex-end;
    }
    
    .comment-item {
        flex-direction: column;
    }
    
    .comment-avatar {
        display: none;
    }
    
    .replies-list {
        margin-left: 10px;
    }
    
    .modal-container {
        width: 95%;
    }
}

/* стили для отображения кнопки скрытия пароля в авторизации и регистрации */
.auth-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-toggle-btn {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary, #666);
    font-size: 1.1rem;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.password-toggle-btn:hover {
    color: var(--primary, #007bff);
}

.password-toggle-btn:focus {
    outline: none;
    color: var(--primary, #007bff);
}

.auth-input {
    width: 100%;
    padding-right: 45px !important;
}


/* стили для очистки всех фильтров */
.clear-all-btn {
    flex: 1;
    padding: 12px;
    background: rgba(231, 76, 60, 0.15);
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: var(--radius);
    color: #e74c3c;
    font-family: 'Arial Black', sans-serif;
    font-weight: 900;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.clear-all-btn:hover {
    background: rgba(231, 76, 60, 0.3);
    border-color: #e74c3c;
    transform: translateY(-2px);
}

.clear-search {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-soft);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    transition: all 0.3s ease;
    z-index: 2;
}

.clear-search:hover {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
}

@media (max-width: 768px) {
    .filter-actions {
        flex-wrap: wrap;
    }
    
    .filter-btn, .sort-btn, .clear-all-btn {
        flex: 1;
        min-width: calc(33.33% - 10px);
    }
}

@media (max-width: 480px) {
    .filter-actions {
        flex-direction: column;
    }
    
    .filter-btn, .sort-btn, .clear-all-btn {
        width: 100%;
    }
}


[class*="table-wrapper"] .empty-logs,
[class*="table-wrapper"] .ver-empty,
[class*="table-wrapper"] .admin-empty,
[class*="table-wrapper"] .methodist-empty-state,
[class*="table-wrapper"] .teacher-empty-state,
[class*="table-wrapper"] .lsn-empty-state,
[class*="table-wrapper"] .backup-empty,
[class*="table-container"] .empty-logs,
[class*="table-container"] .ver-empty,
[class*="table-container"] .admin-empty,
[class*="table-container"] .methodist-empty-state,
[class*="table-container"] .teacher-empty-state,
[class*="table-container"] .lsn-empty-state,
[class*="table-container"] .backup-empty,
.courses-container .empty-courses {
    transform: rotateX(180deg) !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center !important;
}

[class*="table-wrapper"] .empty-logs i,
[class*="table-wrapper"] .ver-empty i,
[class*="table-wrapper"] .admin-empty i,
[class*="table-wrapper"] .methodist-empty-state i,
[class*="table-wrapper"] .teacher-empty-state i,
[class*="table-wrapper"] .lsn-empty-state i,
[class*="table-wrapper"] .backup-empty i,
[class*="table-container"] .empty-logs i,
[class*="table-container"] .ver-empty i,
[class*="table-container"] .admin-empty i,
[class*="table-container"] .methodist-empty-state i,
[class*="table-container"] .teacher-empty-state i,
[class*="table-container"] .lsn-empty-state i,
[class*="table-container"] .backup-empty i,
.courses-container .empty-courses i {
    transform: none !important;
    display: inline-block !important;
}

[class*="table-wrapper"] td[colspan],
[class*="table-container"] td[colspan] {
    transform: rotateX(180deg) !important;
    text-align: center !important;
}

[class*="table-wrapper"] .empty-logs h3,
[class*="table-wrapper"] .empty-logs p,
[class*="table-wrapper"] .empty-logs span,
[class*="table-wrapper"] .ver-empty h3,
[class*="table-wrapper"] .ver-empty p,
[class*="table-container"] .empty-logs h3,
[class*="table-container"] .empty-logs p,
.courses-container .empty-courses h4,
.courses-container .empty-courses p {
    transform: none !important;
}

[class*="table-wrapper"] .empty-logs .btn,
[class*="table-wrapper"] .empty-logs .lsn-btn,
[class*="table-container"] .empty-logs .btn,
[class*="table-container"] .empty-logs .lsn-btn,
.courses-container .empty-courses .btn {
    transform: none !important;
}