/* ========================================
   TEACHERA - Dark Mode Styles
   ======================================== */

/* Dark Mode Variables */
[data-theme="dark"] {
    --primary-color: #4d9aff;
    --secondary-color: #26a668;
    --accent-color: #ffc107;
    --dark-color: #ffffff;
    --light-gray: #1a1a1a;
    --bg-color: #121212;
    --bg-secondary: #1e1e1e;
    --bg-elevated: #2d2d2d;
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --border-color: #333;
}

/* Body & Background */
[data-theme="dark"] body {
    background-color: var(--bg-color);
    color: var(--text-primary);
}

/* Typography */
[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: var(--text-primary);
}

[data-theme="dark"] p {
    color: var(--text-secondary);
}

/* Navbar */
[data-theme="dark"] .navbar {
    background-color: var(--bg-elevated) !important;
    border-bottom: 1px solid var(--border-color);
}

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

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

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

[data-theme="dark"] .dropdown-menu {
    background-color: var(--bg-elevated);
    border-color: var(--border-color);
}

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

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

/* Theme Toggle Button */
[data-theme="dark"] #themeToggle {
    color: var(--text-primary);
}

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

/* Hero Section */
[data-theme="dark"] .hero-section {
    background: linear-gradient(135deg, #1a4d8f 0%, #0a3a6a 100%);
}

/* Sections */
[data-theme="dark"] .section {
    background-color: var(--bg-color);
}

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

[data-theme="dark"] .bg-light-blue {
    background-color: #1a2a3a !important;
}

/* Cards */
[data-theme="dark"] .card {
    background-color: var(--bg-elevated);
    border-color: var(--border-color);
    color: var(--text-primary);
}

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

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

[data-theme="dark"] .card:hover {
    box-shadow: 0 10px 30px rgba(77, 154, 255, 0.2);
}

/* Buttons */
[data-theme="dark"] .btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #3a7dd9 100%);
    border: none;
}

[data-theme="dark"] .btn-primary:hover {
    background: linear-gradient(135deg, #3a7dd9 0%, var(--primary-color) 100%);
}

[data-theme="dark"] .btn-outline-primary {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

[data-theme="dark"] .btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: #fff;
}

[data-theme="dark"] .btn-light {
    background-color: var(--bg-elevated);
    color: var(--text-primary);
    border-color: var(--border-color);
}

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

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

/* Forms */
[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background-color: var(--bg-elevated);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
    background-color: var(--bg-elevated);
    border-color: var(--primary-color);
    color: var(--text-primary);
    box-shadow: 0 0 0 0.2rem rgba(77, 154, 255, 0.25);
}

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

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

/* Footer */
[data-theme="dark"] footer.bg-dark {
    background-color: #0a0a0a !important;
    border-top: 1px solid var(--border-color);
}

[data-theme="dark"] footer .text-white-50 {
    color: var(--text-secondary) !important;
}

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

/* Badges */
[data-theme="dark"] .badge {
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .badge.bg-success {
    background-color: #26a668 !important;
}

[data-theme="dark"] .badge.bg-warning {
    background-color: #f59e0b !important;
}

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

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

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

/* Alerts */
[data-theme="dark"] .alert {
    background-color: var(--bg-elevated);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .alert-success {
    background-color: #1a3a2a;
    border-color: #26a668;
    color: #4ade80;
}

[data-theme="dark"] .alert-info {
    background-color: #1a2a3a;
    border-color: #0891b2;
    color: #38bdf8;
}

/* Stats Section */
[data-theme="dark"] .stats-section {
    background: linear-gradient(135deg, #1a4d8f 0%, #0a3a6a 100%);
}

/* Testimonials */
[data-theme="dark"] .testimonial-card {
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-color);
}

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

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

/* Icons */
[data-theme="dark"] .card-icon {
    background: linear-gradient(135deg, var(--primary-color) 0%, #3a7dd9 100%);
}

[data-theme="dark"] .feature-icon {
    color: var(--primary-color);
}

/* Text Colors */
[data-theme="dark"] .text-muted {
    color: var(--text-secondary) !important;
}

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

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

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

/* Shadows */
[data-theme="dark"] .shadow,
[data-theme="dark"] .shadow-sm,
[data-theme="dark"] .shadow-lg {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5) !important;
}

/* Accordion */
[data-theme="dark"] .accordion-item {
    background-color: var(--bg-elevated);
    border-color: var(--border-color);
}

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

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

[data-theme="dark"] .accordion-button:focus {
    box-shadow: 0 0 0 0.2rem rgba(77, 154, 255, 0.25);
}

[data-theme="dark"] .accordion-body {
    background-color: var(--bg-elevated);
    color: var(--text-secondary);
}

/* Lists */
[data-theme="dark"] .list-unstyled a {
    color: var(--text-secondary);
}

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

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

[data-theme="dark"] .course-badge {
    background-color: var(--accent-color);
    color: #000;
}

/* Ratings/Stars */
[data-theme="dark"] .text-warning {
    color: var(--accent-color) !important;
}

/* Modal (if used) */
[data-theme="dark"] .modal-content {
    background-color: var(--bg-elevated);
    border-color: var(--border-color);
}

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

/* Table (if used) */
[data-theme="dark"] .table {
    color: var(--text-primary);
}

[data-theme="dark"] .table-striped > tbody > tr:nth-of-type(odd) {
    background-color: var(--bg-secondary);
}

/* Smooth Transition for Theme Switch */
body,
.card,
.btn,
.form-control,
.navbar,
footer {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Theme Toggle Button Styling */
#themeToggle {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

#themeToggle:hover {
    transform: scale(1.1);
}

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

/* Scrollbar (Webkit browsers) */
[data-theme="dark"]::-webkit-scrollbar {
    width: 12px;
}

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

[data-theme="dark"]::-webkit-scrollbar-thumb {
    background: var(--bg-elevated);
    border-radius: 6px;
}

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