/* ===================================
   DARK MODE STYLES
   أكاديمية محمد علاء - الوضع الداكن
   =================================== */

/* Dark Mode CSS Variables */
[data-theme="dark"] {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-card: #161b22;
    --bg-card-hover: #1c2128;
    --bg-input: #0d1117;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #9ca3af;
    --border-color: #30363d;
    --border-light: #21262d;
    --shadow-color: rgba(0, 0, 0, 0.4);
    --primary-color: #58a6ff;
    --primary-hover: #79b8ff;
    --success-color: #3fb950;
    --warning-color: #d29922;
    --danger-color: #f85149;
    --info-color: #58a6ff;
    --link-color: #58a6ff;
}

/* ===================================
   BASE STYLES
   =================================== */
[data-theme="dark"] body {
    background-color: var(--bg-primary) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .bg-light {
    background-color: var(--bg-secondary) !important;
}

[data-theme="dark"] .bg-white {
    background-color: var(--bg-card) !important;
}

[data-theme="dark"] .text-dark {
    color: var(--text-primary) !important;
    opacity: 1 !important;
}

[data-theme="dark"] .text-muted {
    color: var(--text-secondary) !important;
    opacity: 1 !important;
}

/* ===================================
   NAVBAR DARK MODE
   =================================== */
[data-theme="dark"] .navbar-dark.bg-primary {
    background: linear-gradient(90deg, #1a1f35 0%, #2d3555 100%) !important;
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .dropdown-menu {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 24px var(--shadow-color);
}

[data-theme="dark"] .dropdown-item {
    color: var(--text-primary);
}

[data-theme="dark"] .dropdown-item:hover,
[data-theme="dark"] .dropdown-item:focus {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

[data-theme="dark"] .dropdown-divider {
    border-color: var(--border-color);
}

/* ===================================
   CARDS DARK MODE
   =================================== */
[data-theme="dark"] .card {
    background-color: var(--bg-card) !important;
    border-color: var(--border-color) !important;
    box-shadow: 0 4px 20px var(--shadow-color);
}

[data-theme="dark"] .card:hover {
    /* Hover effect disabled */
    background-color: var(--bg-card) !important;
    box-shadow: 0 4px 20px var(--shadow-color);
}

[data-theme="dark"] .card-header {
    background-color: var(--bg-tertiary) !important;
    border-bottom-color: var(--border-color) !important;
    color: var(--text-primary);
}

[data-theme="dark"] .card-footer {
    background-color: var(--bg-tertiary) !important;
    border-top-color: var(--border-color) !important;
}

[data-theme="dark"] .card-title {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .card-text {
    color: var(--text-secondary) !important;
}

/* Course Card */
[data-theme="dark"] .course-card {
    background-color: var(--bg-card) !important;
    border-color: var(--border-color) !important;
}

[data-theme="dark"] .course-card:hover {
    /* Hover effect disabled */
    background-color: var(--bg-card) !important;
}

[data-theme="dark"] .course-title {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .course-description {
    color: var(--text-secondary) !important;
}

/* ===================================
   FORMS DARK MODE
   =================================== */
[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background-color: var(--bg-input) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
    background-color: var(--bg-input) !important;
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.2) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .form-control::placeholder {
    color: var(--text-muted) !important;
}

[data-theme="dark"] .form-label {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .form-text {
    color: var(--text-muted) !important;
}

[data-theme="dark"] .input-group-text {
    background-color: var(--bg-tertiary) !important;
    border-color: var(--border-color) !important;
    color: var(--text-secondary) !important;
}

[data-theme="dark"] .form-check-input {
    background-color: var(--bg-input);
    border-color: var(--border-color);
}

[data-theme="dark"] .form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* ===================================
   TABLES DARK MODE
   =================================== */
[data-theme="dark"] .table {
    color: var(--text-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .table> :not(caption)>*>* {
    background-color: transparent;
    border-bottom-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .table-light {
    background-color: var(--bg-tertiary) !important;
}

[data-theme="dark"] .table-hover>tbody>tr:hover>* {
    background-color: var(--bg-tertiary) !important;
    color: var(--text-primary);
}

[data-theme="dark"] .table-striped>tbody>tr:nth-of-type(odd)>* {
    background-color: rgba(255, 255, 255, 0.02);
}

/* ===================================
   LISTS & ITEMS DARK MODE
   =================================== */
[data-theme="dark"] .list-group-item {
    background-color: var(--bg-card) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .list-group-item:hover {
    background-color: var(--bg-tertiary) !important;
}

[data-theme="dark"] .list-group-item.active {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
}

[data-theme="dark"] .list-group-item-action:hover,
[data-theme="dark"] .list-group-item-action:focus {
    background-color: var(--bg-tertiary) !important;
    color: var(--text-primary) !important;
}

/* ===================================
   ALERTS DARK MODE
   =================================== */
[data-theme="dark"] .alert {
    border-width: 1px;
}

[data-theme="dark"] .alert-info {
    background-color: rgba(88, 166, 255, 0.1) !important;
    border-color: rgba(88, 166, 255, 0.3) !important;
    color: var(--info-color) !important;
}

[data-theme="dark"] .alert-success {
    background-color: rgba(63, 185, 80, 0.1) !important;
    border-color: rgba(63, 185, 80, 0.3) !important;
    color: var(--success-color) !important;
}

[data-theme="dark"] .alert-warning {
    background-color: rgba(210, 153, 34, 0.1) !important;
    border-color: rgba(210, 153, 34, 0.3) !important;
    color: var(--warning-color) !important;
}

[data-theme="dark"] .alert-danger {
    background-color: rgba(248, 81, 73, 0.1) !important;
    border-color: rgba(248, 81, 73, 0.3) !important;
    color: var(--danger-color) !important;
}

/* ===================================
   BUTTONS DARK MODE - IMPROVED CONTRAST
   =================================== */

/* Primary Button */
[data-theme="dark"] .btn-primary {
    background-color: #2563eb !important;
    border-color: #2563eb !important;
    color: #ffffff !important;
}

[data-theme="dark"] .btn-primary:hover,
[data-theme="dark"] .btn-primary:focus {
    background-color: #1d4ed8 !important;
    border-color: #1d4ed8 !important;
    color: #ffffff !important;
}

/* Secondary Button */
[data-theme="dark"] .btn-secondary {
    background-color: #4b5563 !important;
    border-color: #4b5563 !important;
    color: #ffffff !important;
}

[data-theme="dark"] .btn-secondary:hover,
[data-theme="dark"] .btn-secondary:focus {
    background-color: #374151 !important;
    border-color: #374151 !important;
    color: #ffffff !important;
}

/* Success Button */
[data-theme="dark"] .btn-success {
    background-color: #059669 !important;
    border-color: #059669 !important;
    color: #ffffff !important;
}

[data-theme="dark"] .btn-success:hover,
[data-theme="dark"] .btn-success:focus {
    background-color: #047857 !important;
    border-color: #047857 !important;
    color: #ffffff !important;
}

/* Danger Button */
[data-theme="dark"] .btn-danger {
    background-color: #dc2626 !important;
    border-color: #dc2626 !important;
    color: #ffffff !important;
}

[data-theme="dark"] .btn-danger:hover,
[data-theme="dark"] .btn-danger:focus {
    background-color: #b91c1c !important;
    border-color: #b91c1c !important;
    color: #ffffff !important;
}

/* Warning Button */
[data-theme="dark"] .btn-warning {
    background-color: #d97706 !important;
    border-color: #d97706 !important;
    color: #ffffff !important;
}

[data-theme="dark"] .btn-warning:hover,
[data-theme="dark"] .btn-warning:focus {
    background-color: #b45309 !important;
    border-color: #b45309 !important;
    color: #ffffff !important;
}

/* Info Button */
[data-theme="dark"] .btn-info {
    background-color: #0891b2 !important;
    border-color: #0891b2 !important;
    color: #ffffff !important;
}

[data-theme="dark"] .btn-info:hover,
[data-theme="dark"] .btn-info:focus {
    background-color: #0e7490 !important;
    border-color: #0e7490 !important;
    color: #ffffff !important;
}

/* Outline Primary */
[data-theme="dark"] .btn-outline-primary {
    color: #60a5fa !important;
    border-color: #60a5fa !important;
    background-color: transparent !important;
}

[data-theme="dark"] .btn-outline-primary:hover,
[data-theme="dark"] .btn-outline-primary:focus {
    background-color: #2563eb !important;
    border-color: #2563eb !important;
    color: #ffffff !important;
}

/* Outline Secondary */
[data-theme="dark"] .btn-outline-secondary {
    color: #9ca3af !important;
    border-color: #6b7280 !important;
    background-color: transparent !important;
}

[data-theme="dark"] .btn-outline-secondary:hover,
[data-theme="dark"] .btn-outline-secondary:focus {
    background-color: #4b5563 !important;
    border-color: #4b5563 !important;
    color: #ffffff !important;
}

/* Outline Success */
[data-theme="dark"] .btn-outline-success {
    color: #34d399 !important;
    border-color: #34d399 !important;
    background-color: transparent !important;
}

[data-theme="dark"] .btn-outline-success:hover,
[data-theme="dark"] .btn-outline-success:focus {
    background-color: #059669 !important;
    border-color: #059669 !important;
    color: #ffffff !important;
}

/* Outline Danger */
[data-theme="dark"] .btn-outline-danger {
    color: #f87171 !important;
    border-color: #f87171 !important;
    background-color: transparent !important;
}

[data-theme="dark"] .btn-outline-danger:hover,
[data-theme="dark"] .btn-outline-danger:focus {
    background-color: #dc2626 !important;
    border-color: #dc2626 !important;
    color: #ffffff !important;
}

/* Outline Warning */
[data-theme="dark"] .btn-outline-warning {
    color: #fbbf24 !important;
    border-color: #fbbf24 !important;
    background-color: transparent !important;
}

[data-theme="dark"] .btn-outline-warning:hover,
[data-theme="dark"] .btn-outline-warning:focus {
    background-color: #d97706 !important;
    border-color: #d97706 !important;
    color: #ffffff !important;
}

/* Outline Info */
[data-theme="dark"] .btn-outline-info {
    color: #22d3ee !important;
    border-color: #22d3ee !important;
    background-color: transparent !important;
}

[data-theme="dark"] .btn-outline-info:hover,
[data-theme="dark"] .btn-outline-info:focus {
    background-color: #0891b2 !important;
    border-color: #0891b2 !important;
    color: #ffffff !important;
}

/* Light Button */
[data-theme="dark"] .btn-light {
    background-color: #374151 !important;
    border-color: #4b5563 !important;
    color: #e5e7eb !important;
}

[data-theme="dark"] .btn-light:hover,
[data-theme="dark"] .btn-light:focus {
    background-color: #4b5563 !important;
    border-color: #6b7280 !important;
    color: #ffffff !important;
}

/* Dark Button */
[data-theme="dark"] .btn-dark {
    background-color: #1f2937 !important;
    border-color: #374151 !important;
    color: #e5e7eb !important;
}

[data-theme="dark"] .btn-dark:hover,
[data-theme="dark"] .btn-dark:focus {
    background-color: #111827 !important;
    border-color: #1f2937 !important;
    color: #ffffff !important;
}

/* Link Button */
[data-theme="dark"] .btn-link {
    color: #60a5fa !important;
}

[data-theme="dark"] .btn-link:hover,
[data-theme="dark"] .btn-link:focus {
    color: #93c5fd !important;
}

/* ===================================
   BADGES DARK MODE - IMPROVED CONTRAST
   =================================== */
[data-theme="dark"] .badge.bg-light {
    background-color: #374151 !important;
    color: #e5e7eb !important;
}

[data-theme="dark"] .badge.bg-secondary {
    background-color: #4b5563 !important;
    color: #ffffff !important;
}

[data-theme="dark"] .badge.bg-primary {
    background-color: #2563eb !important;
    color: #ffffff !important;
}

[data-theme="dark"] .badge.bg-success {
    background-color: #059669 !important;
    color: #ffffff !important;
}

[data-theme="dark"] .badge.bg-danger {
    background-color: #dc2626 !important;
    color: #ffffff !important;
}

[data-theme="dark"] .badge.bg-warning {
    background-color: #d97706 !important;
    color: #ffffff !important;
}

[data-theme="dark"] .badge.bg-info {
    background-color: #0891b2 !important;
    color: #ffffff !important;
}

[data-theme="dark"] .badge.bg-dark {
    background-color: #1f2937 !important;
    color: #e5e7eb !important;
    border: 1px solid #374151;
}

/* Text in dark badges should be white */
[data-theme="dark"] .badge.text-dark {
    color: #ffffff !important;
}

/* ===================================
   HERO SECTION DARK MODE
   =================================== */
[data-theme="dark"] .hero-section,
[data-theme="dark"] .courses-hero-section {
    background: linear-gradient(135deg, #1a1f35 0%, #2d3555 100%) !important;
}

[data-theme="dark"] .stats-total {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

/* ===================================
   FILTERS SECTION DARK MODE
   =================================== */
[data-theme="dark"] .filters-section {
    background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-secondary) 100%) !important;
    border-bottom: 1px solid var(--border-color);
}

/* ===================================
   LESSON PAGE DARK MODE
   =================================== */
[data-theme="dark"] .lesson-content {
    background-color: var(--bg-card) !important;
}

[data-theme="dark"] .lesson-description-content,
[data-theme="dark"] .lesson-description-content *,
[data-theme="dark"] .lesson-description-content p,
[data-theme="dark"] .lesson-description-content span,
[data-theme="dark"] .lesson-description-content div,
[data-theme="dark"] .lesson-description-content li,
[data-theme="dark"] .lesson-description-content h1,
[data-theme="dark"] .lesson-description-content h2,
[data-theme="dark"] .lesson-description-content h3,
[data-theme="dark"] .lesson-description-content h4,
[data-theme="dark"] .lesson-description-content h5,
[data-theme="dark"] .lesson-description-content h6 {
    color: #c2c8cf !important;
    background-color: transparent !important;
    opacity: 1 !important;
}

[data-theme="dark"] .lesson-description-content a {
    color: var(--link-color) !important;
}

[data-theme="dark"] .lesson-description-content a:hover {
    color: var(--primary-hover) !important;
}

[data-theme="dark"] .lesson-tabs-section .nav-tabs {
    background: var(--bg-tertiary);
}

[data-theme="dark"] .lesson-tabs-section .nav-tabs .nav-link {
    color: var(--text-secondary);
}

[data-theme="dark"] .lesson-tabs-section .nav-tabs .nav-link:hover {
    background: var(--bg-card-hover);
    color: var(--primary-color);
}

[data-theme="dark"] .lesson-tabs-section .nav-tabs .nav-link.active {
    background: var(--bg-card);
    color: var(--primary-color);
    box-shadow: 0 2px 10px var(--shadow-color);
}

[data-theme="dark"] .note-item {
    background-color: var(--bg-tertiary) !important;
    border-right-color: var(--warning-color);
}

[data-theme="dark"] .note-item:hover {
    background-color: rgba(210, 153, 34, 0.1) !important;
}

/* ===================================
   LESSON SIDEBAR ICONS DARK MODE
   =================================== */
/* Default lesson icon in dark mode */
[data-theme="dark"] .list-group-item .fa-circle {
    color: #475569 !important;
}

[data-theme="dark"] .list-group-item:hover .fa-circle {
    color: #60a5fa !important;
}

/* Playing lesson icon in dark mode */
[data-theme="dark"] .list-group-item.active .fa-play-circle {
    color: #fbbf24 !important;
    filter: drop-shadow(0 0 10px rgba(251, 191, 36, 0.7));
}

/* Completed lesson icon in dark mode */
[data-theme="dark"] .list-group-item .fa-check-circle.text-success {
    color: #34d399 !important;
    filter: drop-shadow(0 2px 4px rgba(52, 211, 153, 0.4));
}

[data-theme="dark"] .list-group-item:hover .fa-check-circle.text-success {
    filter: drop-shadow(0 3px 8px rgba(52, 211, 153, 0.6));
}

/* Mobile offcanvas icons in dark mode */
[data-theme="dark"] .offcanvas .fa-circle {
    color: #475569 !important;
}

[data-theme="dark"] .offcanvas .list-group-item:hover .fa-circle {
    color: #60a5fa !important;
}

[data-theme="dark"] .offcanvas .list-group-item.active .fa-play-circle {
    color: #fbbf24 !important;
    filter: drop-shadow(0 0 10px rgba(251, 191, 36, 0.7));
}

[data-theme="dark"] .offcanvas .fa-check-circle.text-success {
    color: #34d399 !important;
    filter: drop-shadow(0 2px 4px rgba(52, 211, 153, 0.4));
}

[data-theme="dark"] .offcanvas .list-group-item:hover .fa-check-circle.text-success {
    filter: drop-shadow(0 3px 8px rgba(52, 211, 153, 0.6));
}

/* ===================================
   MODAL DARK MODE
   =================================== */
[data-theme="dark"] .modal-content {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .modal-header {
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .modal-footer {
    border-top-color: var(--border-color);
}

[data-theme="dark"] .modal-title {
    color: var(--text-primary);
}

[data-theme="dark"] .btn-close {
    filter: invert(1);
}

/* ===================================
   PAGINATION DARK MODE - IMPROVED CONTRAST
   =================================== */
[data-theme="dark"] .pagination .page-link {
    background-color: #1f2937 !important;
    border-color: #374151 !important;
    color: #60a5fa !important;
}

[data-theme="dark"] .pagination .page-link:hover {
    background-color: #2563eb !important;
    border-color: #2563eb !important;
    color: #ffffff !important;
}

[data-theme="dark"] .pagination .page-link:focus {
    box-shadow: 0 0 0 0.25rem rgba(96, 165, 250, 0.25) !important;
}

[data-theme="dark"] .pagination .page-item.active .page-link {
    background-color: #2563eb !important;
    border-color: #2563eb !important;
    color: #ffffff !important;
}

[data-theme="dark"] .pagination .page-item.disabled .page-link {
    background-color: #111827 !important;
    border-color: #1f2937 !important;
    color: #4b5563 !important;
}

/* ===================================
   BREADCRUMB DARK MODE
   =================================== */
[data-theme="dark"] .breadcrumb {
    background-color: transparent;
}

[data-theme="dark"] .breadcrumb-item a {
    color: var(--primary-color);
}

[data-theme="dark"] .breadcrumb-item.active {
    color: var(--text-secondary);
}

[data-theme="dark"] .breadcrumb-item+.breadcrumb-item::before {
    color: var(--text-muted);
}

/* ===================================
   BORDER & DIVIDERS DARK MODE
   =================================== */
[data-theme="dark"] .border {
    border-color: var(--border-color) !important;
}

[data-theme="dark"] .border-top {
    border-top-color: var(--border-color) !important;
}

[data-theme="dark"] .border-bottom {
    border-bottom-color: var(--border-color) !important;
}

[data-theme="dark"] .border-start {
    border-left-color: var(--border-color) !important;
}

[data-theme="dark"] .border-end {
    border-right-color: var(--border-color) !important;
}

[data-theme="dark"] hr {
    border-color: var(--border-color);
    opacity: 0.5;
}

/* ===================================
   SCROLLBAR DARK MODE
   =================================== */
[data-theme="dark"] ::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 5px;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ===================================
   LINKS DARK MODE
   =================================== */
[data-theme="dark"] a {
    color: var(--link-color);
}

[data-theme="dark"] a:hover {
    color: var(--primary-hover);
}

[data-theme="dark"] a.text-dark {
    color: var(--text-primary) !important;
}

[data-theme="dark"] a.text-decoration-none {
    color: var(--text-primary);
}

/* ===================================
   CODE DARK MODE
   =================================== */
[data-theme="dark"] code {
    background-color: rgba(88, 166, 255, 0.1);
    color: var(--primary-color);
    padding: 2px 6px;
    border-radius: 4px;
}

[data-theme="dark"] pre {
    background-color: var(--bg-tertiary);
    border-color: var(--border-color);
}

/* ===================================
   PROGRESS BAR DARK MODE
   =================================== */
[data-theme="dark"] .progress {
    background-color: var(--bg-tertiary);
}

/* ===================================
   ADMIN SIDEBAR DARK MODE
   =================================== */
[data-theme="dark"] .admin-sidebar {
    background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-secondary) 100%) !important;
    border-color: var(--border-color) !important;
}

[data-theme="dark"] .admin-sidebar .nav-section {
    color: var(--text-muted) !important;
}

[data-theme="dark"] .admin-sidebar .nav-link {
    color: var(--text-secondary) !important;
}

[data-theme="dark"] .admin-sidebar .nav-link:hover {
    background: rgba(88, 166, 255, 0.1) !important;
    color: var(--primary-color) !important;
}

[data-theme="dark"] .admin-sidebar .nav-link.active {
    background: linear-gradient(135deg, #58a6ff 0%, #1f6feb 100%) !important;
    color: white !important;
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.3);
}

[data-theme="dark"] .admin-sidebar .nav-link.active i {
    color: white !important;
}

[data-theme="dark"] .admin-sidebar .nav-divider {
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

[data-theme="dark"] .admin-sidebar .offcanvas-header {
    background: linear-gradient(135deg, #1a1f35 0%, #2d3555 100%) !important;
    border-bottom-color: var(--border-color) !important;
}

[data-theme="dark"] .admin-sidebar .icon-dashboard,
[data-theme="dark"] .admin-sidebar .icon-courses,
[data-theme="dark"] .admin-sidebar .icon-categories,
[data-theme="dark"] .admin-sidebar .icon-users,
[data-theme="dark"] .admin-sidebar .icon-broadcast,
[data-theme="dark"] .admin-sidebar .icon-comments,
[data-theme="dark"] .admin-sidebar .icon-templates,
[data-theme="dark"] .admin-sidebar .icon-messages,
[data-theme="dark"] .admin-sidebar .icon-settings {
    opacity: 0.9;
}

/* ===================================
   NAV TABS DARK MODE
   =================================== */
[data-theme="dark"] .nav-tabs {
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .nav-tabs .nav-link {
    color: var(--text-secondary);
}

[data-theme="dark"] .nav-tabs .nav-link:hover {
    border-color: var(--border-color);
}

[data-theme="dark"] .nav-tabs .nav-link.active {
    background-color: var(--bg-card);
    border-color: var(--border-color) var(--border-color) var(--bg-card);
    color: var(--text-primary);
}

/* ===================================
   FOOTER DARK MODE
   =================================== */
[data-theme="dark"] footer.bg-dark {
    background: linear-gradient(180deg, var(--bg-tertiary) 0%, var(--bg-primary) 100%) !important;
    border-top: 1px solid var(--border-color);
}

/* ===================================
   DARK MODE TOGGLE BUTTON
   =================================== */
.dark-mode-toggle {
    background: transparent;
    border: none;
    color: white;
    font-size: 1.1rem;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
}

.dark-mode-toggle:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: rotate(15deg);
}

.dark-mode-toggle .fa-sun {
    display: none;
}

.dark-mode-toggle .fa-moon {
    display: inline-block;
}

[data-theme="dark"] .dark-mode-toggle .fa-sun {
    display: inline-block;
    color: #fbbf24;
}

[data-theme="dark"] .dark-mode-toggle .fa-moon {
    display: none;
}

/* Smooth transition for theme change */
body,
.card,
.navbar,
.dropdown-menu,
.form-control,
.form-select,
.btn,
.list-group-item,
.alert,
.table,
.modal-content,
.admin-sidebar,
footer {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* ===================================
   SPECIAL FIXES
   =================================== */
/* Fix for sticky sidebar in dark mode */
[data-theme="dark"] .sticky-top {
    background-color: var(--bg-card);
}

/* Fix white text on light bg issues */
[data-theme="dark"] .text-white {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .bg-primary .text-white,
[data-theme="dark"] .btn-primary .text-white,
[data-theme="dark"] .badge.bg-primary,
[data-theme="dark"] footer.bg-dark .text-white {
    color: white !important;
}

/* Fix for lesson sidebar */
[data-theme="dark"] .col-md-3.bg-white {
    background-color: var(--bg-card) !important;
}

[data-theme="dark"] .border-end,
[data-theme="dark"] .border-start {
    border-color: var(--border-color) !important;
}

/* Fix bg-body-tertiary for Bootstrap 5.3 */
[data-theme="dark"] .bg-body-tertiary {
    background-color: var(--bg-card) !important;
}

/* Fix offcanvas in dark mode */
[data-theme="dark"] .offcanvas {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

/* Fix accordion in dark mode */
[data-theme="dark"] .accordion-item {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: #c2c8cf !important;
    opacity: 1 !important;
}

[data-theme="dark"] .accordion-body {
    color: #c2c8cf !important;
    opacity: 1 !important;
}

[data-theme="dark"] .accordion-button {
    background-color: var(--bg-card);
    color: var(--text-primary);
}

[data-theme="dark"] .accordion-button:not(.collapsed) {
    background-color: var(--bg-tertiary);
    color: var(--primary-color) !important;
}

[data-theme="dark"] .accordion-button::after {
    filter: invert(0.8);
}

/* Fix toast in dark mode */
[data-theme="dark"] .toast {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .toast-header {
    background-color: var(--bg-tertiary);
    border-bottom-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .toast-body {
    color: var(--text-primary);
}

/* Fix popover in dark mode */
[data-theme="dark"] .popover {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .popover-header {
    background-color: var(--bg-tertiary);
    border-bottom-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .popover-body {
    color: var(--text-primary);
}

/* Fix tooltip in dark mode */
[data-theme="dark"] .tooltip-inner {
    background-color: #374151;
    color: #ffffff;
}

/* Preview page dark mode */
[data-theme="dark"] .preview-banner {
    background: linear-gradient(90deg, #1a1f35 0%, #2d3555 100%) !important;
}

[data-theme="dark"] .preview-header {
    background-color: var(--bg-card) !important;
    border-bottom-color: var(--border-color) !important;
}

[data-theme="dark"] .lesson-content-wrapper {
    background-color: var(--bg-card) !important;
}

[data-theme="dark"] .cta-section {
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, rgba(31, 111, 235, 0.1) 100%) !important;
    border-color: rgba(88, 166, 255, 0.3) !important;
}

/* ===================================
   ADDITIONAL TEXT CONTRAST FIXES
   =================================== */

/* Ensure all h1-h6 headings have good contrast */
[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4,
[data-theme="dark"] h5,
[data-theme="dark"] h6 {
    color: #f3f4f6 !important;
}

/* Fix text color utilities */
[data-theme="dark"] .text-body {
    color: #e5e7eb !important;
}

[data-theme="dark"] .text-black-50 {
    color: rgba(255, 255, 255, 0.5) !important;
}

[data-theme="dark"] .text-white-50 {
    color: rgba(255, 255, 255, 0.5) !important;
}

/* Fix specific Bootstrap text colors for dark mode */
[data-theme="dark"] .text-primary {
    color: #60a5fa !important;
}

[data-theme="dark"] .text-secondary {
    color: #9ca3af !important;
}

[data-theme="dark"] .text-success {
    color: #34d399 !important;
}

[data-theme="dark"] .text-danger {
    color: #f87171 !important;
}

[data-theme="dark"] .text-warning {
    color: #fbbf24 !important;
}

[data-theme="dark"] .text-info {
    color: #22d3ee !important;
}

/* Background color fixes */
[data-theme="dark"] .bg-body {
    background-color: #0d1117 !important;
}

[data-theme="dark"] .bg-body-secondary {
    background-color: #161b22 !important;
}

/* Card specific fixes */
[data-theme="dark"] .card .text-muted {
    color: #9ca3af !important;
}

[data-theme="dark"] .card .text-dark {
    color: #e5e7eb !important;
}

/* Nav pills dark mode */
[data-theme="dark"] .nav-pills .nav-link {
    color: #9ca3af;
}

[data-theme="dark"] .nav-pills .nav-link:hover {
    color: #60a5fa;
    background-color: rgba(96, 165, 250, 0.1);
}

[data-theme="dark"] .nav-pills .nav-link.active {
    background-color: #2563eb !important;
    color: #ffffff !important;
}

/* Table text fixes */
[data-theme="dark"] .table th {
    color: #e5e7eb !important;
}

[data-theme="dark"] .table td {
    color: #d1d5db !important;
}

[data-theme="dark"] .table a {
    color: #60a5fa !important;
}

/* Form specific text fixes */
[data-theme="dark"] label {
    color: #e5e7eb !important;
}

[data-theme="dark"] small {
    color: #9ca3af !important;
}

/* Course card specific fixes */
[data-theme="dark"] .course-card .meta-item {
    color: #9ca3af !important;
}

[data-theme="dark"] .course-card .meta-item i {
    color: #60a5fa !important;
}

/* Course progress bar */
[data-theme="dark"] .course-progress .progress {
    background-color: #374151 !important;
}

/* List group text fixes */
[data-theme="dark"] .list-group-item h5,
[data-theme="dark"] .list-group-item h6 {
    color: #e5e7eb !important;
}

/* Dropdown menu text fixes */
[data-theme="dark"] .dropdown-header {
    color: #9ca3af !important;
}

/* Alert text fixes for better contrast */
[data-theme="dark"] .alert a {
    font-weight: 600;
}

[data-theme="dark"] .alert-info a {
    color: #93c5fd !important;
}

[data-theme="dark"] .alert-success a {
    color: #6ee7b7 !important;
}

[data-theme="dark"] .alert-warning a {
    color: #fcd34d !important;
}

[data-theme="dark"] .alert-danger a {
    color: #fca5a5 !important;
}

/* Input placeholder text */
[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: #6b7280 !important;
    opacity: 1;
}

/* Select dropdown arrow fix for dark mode */
[data-theme="dark"] .form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%239ca3af' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e") !important;
}

/* Fix for very dark backgrounds needing lighter elements */
[data-theme="dark"] .shadow-sm {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.5) !important;
}

[data-theme="dark"] .shadow {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.5) !important;
}

[data-theme="dark"] .shadow-lg {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5) !important;
}