/* ============================================================
   Exceptional LMS - Main Stylesheet
   Color Palette:
     Primary:    #0F6FEC (Bright Blue)
     Dark:       #0B1120 (Near Black)
     Neutral:    #F8FAFC (Light Gray)
     White:      #FFFFFF
     Accent:     #10B981 (Emerald Green)
   ============================================================ */

:root {
    --color-primary: #0F6FEC;
    --color-primary-hover: #0B5BC4;
    --color-primary-light: #E8F1FD;
    --color-dark: #0B1120;
    --color-dark-soft: #1E293B;
    --color-neutral: #F8FAFC;
    --color-neutral-200: #E2E8F0;
    --color-neutral-300: #CBD5E1;
    --color-neutral-500: #64748B;
    --color-neutral-700: #334155;
    --color-white: #FFFFFF;
    --color-accent: #10B981;
    --color-accent-light: #ECFDF5;
    --color-danger: #EF4444;
    --color-warning: #F59E0B;
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 1px 2px rgba(11,17,32,0.05);
    --shadow-md: 0 4px 12px rgba(11,17,32,0.08);
    --shadow-lg: 0 12px 32px rgba(11,17,32,0.12);
    --transition: 0.2s ease;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: var(--font-body);
    color: var(--color-dark);
    background-color: var(--color-neutral);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-dark);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover { color: var(--color-primary-hover); }

img { max-width: 100%; height: auto; }

/* ---- Page Loader ---- */
#page-loader .loader-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

/* ---- Buttons ---- */
.btn-primary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    border-radius: var(--radius-sm);
    font-weight: 500;
    transition: all var(--transition);
}
.btn-primary:hover, .btn-primary:focus {
    background-color: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(15,111,236,0.3);
}

.btn-outline-primary {
    border-color: var(--color-primary);
    color: var(--color-primary);
    border-radius: var(--radius-sm);
    font-weight: 500;
    transition: all var(--transition);
}
.btn-outline-primary:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateY(-1px);
}

.btn-accent {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    font-weight: 500;
}
.btn-accent:hover {
    background-color: #059669;
    border-color: #059669;
    color: var(--color-white);
}

.btn-icon {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-neutral-200);
    background: var(--color-white);
    color: var(--color-dark-soft);
    transition: all var(--transition);
    padding: 0;
}
.btn-icon:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.no-caret::after { display: none !important; }

/* ---- Header / Navbar ---- */
.site-header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-neutral-200);
    z-index: 1030;
}

.site-header .navbar {
    padding: 0.75rem 0;
}

.brand-icon {
    width: 38px;
    height: 38px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}
.brand-icon-sm {
    width: 32px;
    height: 32px;
    font-size: 0.95rem;
}

.brand-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--color-dark);
}

.navbar-nav .nav-link {
    color: var(--color-neutral-700);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 0.85rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--color-primary);
    background: var(--color-primary-light);
}

.cart-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    background: var(--color-danger);
    color: var(--color-white);
    font-size: 0.65rem;
    font-weight: 700;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

/* Dropdown */
.dropdown-menu {
    border: 1px solid var(--color-neutral-200);
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    padding: 0.5rem;
}
.dropdown-item {
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem;
}
.dropdown-item:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

/* Offcanvas */
.offcanvas {
    width: 300px !important;
}
.offcanvas .nav-link {
    color: var(--color-neutral-700);
    font-weight: 500;
    padding: 0.6rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}
.offcanvas .nav-link:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

/* ---- Main Content ---- */
.main-content {
    min-height: calc(100vh - 200px);
}

/* ---- Section Styles ---- */
.section {
    padding: 4rem 0;
}
.section-sm { padding: 2.5rem 0; }
.section-lg { padding: 5rem 0; }

.section-heading {
    margin-bottom: 2.5rem;
}
.section-heading h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}
.section-heading p {
    color: var(--color-neutral-500);
    font-size: 1rem;
    max-width: 540px;
}
.section-heading.text-center p {
    margin-left: auto;
    margin-right: auto;
}

/* ---- Hero Section ---- */
.hero-section {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-soft) 100%);
    color: var(--color-white);
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: rgba(15,111,236,0.1);
    pointer-events: none;
}
.hero-section::after {
    content: '';
    position: absolute;
    bottom: -40%;
    left: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(16,185,129,0.08);
    pointer-events: none;
}

.hero-section h1 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-white);
    line-height: 1.15;
    margin-bottom: 1.25rem;
}
.hero-section p.lead {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.75);
    max-width: 520px;
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}
.hero-stat-item {
    text-align: center;
}
.hero-stat-item .stat-number {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--color-primary);
    display: block;
}
.hero-stat-item .stat-label {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.6);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ---- Cards ---- */
.card-lms {
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition);
}
.card-lms:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.card-lms .card-img-top {
    height: 200px;
    object-fit: cover;
}

.card-lms .card-body {
    padding: 1.25rem;
}

.card-lms .card-title {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.card-lms .card-text {
    font-size: 0.875rem;
    color: var(--color-neutral-500);
    line-height: 1.6;
}

/* Card badge */
.badge-free {
    background: var(--color-accent-light);
    color: var(--color-accent);
    font-weight: 600;
    font-size: 0.7rem;
    padding: 0.25em 0.65em;
    border-radius: var(--radius-sm);
}
.badge-locked {
    background: #FEF3C7;
    color: #D97706;
    font-weight: 600;
    font-size: 0.7rem;
    padding: 0.25em 0.65em;
    border-radius: var(--radius-sm);
}
.badge-type {
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.7rem;
    padding: 0.25em 0.65em;
    border-radius: var(--radius-sm);
}

/* ---- Book Cover ---- */
.book-cover {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    background: var(--color-neutral-200);
}
.book-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.card-lms:hover .book-cover img {
    transform: scale(1.05);
}
.book-cover-overlay {
    position: absolute;
    inset: 0;
    background: rgba(11,17,32,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition);
}
.card-lms:hover .book-cover-overlay {
    opacity: 1;
}

/* ---- Chapter List ---- */
.chapter-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-md);
    background: var(--color-white);
    transition: all var(--transition);
    gap: 1rem;
}
.chapter-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}
.chapter-item .chapter-number {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.chapter-item .chapter-info {
    flex: 1;
}
.chapter-item .chapter-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-dark);
}
.chapter-item .chapter-meta {
    font-size: 0.8rem;
    color: var(--color-neutral-500);
}

/* ---- Video Card ---- */
.video-thumb {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-dark);
}
.video-thumb img { width: 100%; }
.video-play-btn {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(11,17,32,0.35);
    transition: background var(--transition);
}
.video-play-btn i {
    font-size: 2.5rem;
    color: var(--color-white);
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}
.video-thumb:hover .video-play-btn {
    background: rgba(11,17,32,0.5);
}
.video-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,0.75);
    color: var(--color-white);
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.15em 0.5em;
    border-radius: 4px;
}

/* ---- Test / MCQ ---- */
.test-card {
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-md);
    padding: 1.5rem;
}

.mcq-option {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    border: 2px solid var(--color-neutral-200);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition);
    background: var(--color-white);
}
.mcq-option:hover {
    border-color: var(--color-primary);
    background: var(--color-primary-light);
}
.mcq-option.selected {
    border-color: var(--color-primary);
    background: var(--color-primary-light);
}
.mcq-option.correct {
    border-color: var(--color-accent);
    background: var(--color-accent-light);
}
.mcq-option.wrong {
    border-color: var(--color-danger);
    background: #FEF2F2;
}
.mcq-option-letter {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--color-neutral-300);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--color-neutral-500);
    flex-shrink: 0;
    transition: all var(--transition);
}
.mcq-option.selected .mcq-option-letter {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.test-timer {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark);
}
.test-timer.warning { color: var(--color-warning); }
.test-timer.danger { color: var(--color-danger); }

.test-progress-bar {
    height: 6px;
    border-radius: 3px;
    background: var(--color-neutral-200);
    overflow: hidden;
}
.test-progress-bar .progress-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 3px;
    transition: width 0.3s ease;
}

/* ---- Shop / Product ---- */
.product-card .product-image {
    height: 220px;
    background: var(--color-neutral);
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-card .product-image img {
    max-height: 100%;
    object-fit: contain;
    padding: 1rem;
}

.product-price {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-primary);
}
.product-price .original-price {
    text-decoration: line-through;
    color: var(--color-neutral-500);
    font-weight: 400;
    font-size: 0.85rem;
    margin-left: 0.5rem;
}

.qty-control {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-sm);
    overflow: hidden;
}
.qty-control button {
    width: 34px;
    height: 34px;
    border: none;
    background: var(--color-neutral);
    color: var(--color-dark);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition);
}
.qty-control button:hover { background: var(--color-neutral-200); }
.qty-control .qty-value {
    width: 40px;
    text-align: center;
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    background: transparent;
}

/* ---- Blog ---- */
.blog-card .blog-image {
    height: 200px;
    overflow: hidden;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}
.blog-card .blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.blog-card:hover .blog-image img {
    transform: scale(1.05);
}
.blog-meta {
    font-size: 0.8rem;
    color: var(--color-neutral-500);
}

/* ---- Pricing ---- */
.pricing-card {
    background: var(--color-white);
    border: 2px solid var(--color-neutral-200);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition);
}
.pricing-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}
.pricing-card.popular {
    border-color: var(--color-primary);
    position: relative;
}
.pricing-card.popular::before {
    content: 'Most Popular';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.25em 1em;
    border-radius: 20px;
}
.pricing-card .price {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-dark);
}
.pricing-card .price small {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--color-neutral-500);
}
.pricing-features {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
    text-align: left;
}
.pricing-features li {
    padding: 0.4rem 0;
    font-size: 0.9rem;
    color: var(--color-neutral-700);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.pricing-features li i {
    color: var(--color-accent);
    font-size: 0.85rem;
}

/* ---- Dashboard ---- */
.dashboard-sidebar {
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-md);
    padding: 1rem;
}
.dashboard-sidebar .nav-link {
    color: var(--color-neutral-700);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.6rem 0.85rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}
.dashboard-sidebar .nav-link:hover,
.dashboard-sidebar .nav-link.active {
    background: var(--color-primary-light);
    color: var(--color-primary);
}
.dashboard-sidebar .nav-link i {
    width: 20px;
    text-align: center;
}

.stat-card {
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-md);
    padding: 1.5rem;
}
.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}
.stat-card .stat-value {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-dark);
}
.stat-card .stat-label {
    font-size: 0.8rem;
    color: var(--color-neutral-500);
}

/* ---- CTA Section ---- */
.cta-section {
    background: var(--color-dark);
    color: var(--color-white);
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}
.cta-section h2 { color: var(--color-white); }
.cta-section p { color: rgba(255,255,255,0.7); }

/* ---- Pagination ---- */
.pagination .page-link {
    border: 1px solid var(--color-neutral-200);
    color: var(--color-neutral-700);
    font-weight: 500;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    padding: 0.4rem 0.75rem;
    transition: all var(--transition);
}
.pagination .page-item.active .page-link {
    background: var(--color-primary);
    border-color: var(--color-primary);
}
.pagination .page-link:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-color: var(--color-primary);
}

/* ---- Filter Tabs ---- */
.filter-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}
.filter-tab {
    padding: 0.4rem 1rem;
    border: 1px solid var(--color-neutral-200);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-neutral-700);
    background: var(--color-white);
    cursor: pointer;
    transition: all var(--transition);
}
.filter-tab:hover,
.filter-tab.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

/* ---- Forms ---- */
.form-control, .form-select {
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    padding: 0.6rem 0.85rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus, .form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(15,111,236,0.12);
}

/* ---- Footer ---- */
.site-footer {
    background: var(--color-dark);
    color: rgba(255,255,255,0.7);
}
.footer-main {
    padding: 3.5rem 0;
}
.footer-description {
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 320px;
}
.footer-heading {
    color: var(--color-white);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a {
    color: rgba(255,255,255,0.6);
    font-size: 0.875rem;
    transition: color var(--transition);
}
.footer-links a:hover { color: var(--color-white); }

.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-contact li {
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
}
.footer-contact a { color: rgba(255,255,255,0.6); }
.footer-contact a:hover { color: var(--color-white); }

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.6);
    transition: all var(--transition);
}
.social-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 1.25rem 0;
}
.footer-bottom p { color: rgba(255,255,255,0.4); }

/* ---- Back to Top ---- */
.btn-back-to-top {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    z-index: 1020;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

/* ---- Breadcrumb ---- */
.breadcrumb-section {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-neutral-200);
    padding: 0.85rem 0;
}
.breadcrumb {
    margin-bottom: 0;
    font-size: 0.85rem;
}
.breadcrumb-item a { color: var(--color-neutral-500); }
.breadcrumb-item.active { color: var(--color-dark); font-weight: 500; }

/* ---- Empty State ---- */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
}
.empty-state-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--color-neutral);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--color-neutral-500);
    margin-bottom: 1rem;
}
.empty-state h5 { margin-bottom: 0.5rem; }
.empty-state p {
    color: var(--color-neutral-500);
    font-size: 0.9rem;
    max-width: 400px;
    margin: 0 auto;
}

/* ---- Content Viewer ---- */
.content-viewer {
    background: var(--color-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-md);
    padding: 2rem;
    line-height: 1.8;
    font-size: 1rem;
}
.content-viewer img { border-radius: var(--radius-sm); margin: 1rem 0; }
.content-viewer h1, .content-viewer h2, .content-viewer h3 { margin-top: 1.5rem; margin-bottom: 0.75rem; }

/* ---- Responsive ---- */
@media (max-width: 991.98px) {
    .hero-section { padding: 3.5rem 0; }
    .hero-section h1 { font-size: 2rem; }
    .section { padding: 2.5rem 0; }
    .section-heading h2 { font-size: 1.5rem; }
}
@media (max-width: 767.98px) {
    .hero-section h1 { font-size: 1.75rem; }
    .hero-stats { gap: 1.25rem; }
    .hero-stat-item .stat-number { font-size: 1.35rem; }
    .section { padding: 2rem 0; }
    .pricing-card { padding: 1.5rem; }
}
@media (max-width: 575.98px) {
    .hero-section { padding: 2.5rem 0; }
    .hero-section h1 { font-size: 1.5rem; }
    .content-viewer { padding: 1.25rem; }
}

/* ---- Utility ---- */
.bg-primary-light { background: var(--color-primary-light) !important; }
.bg-accent-light { background: var(--color-accent-light) !important; }
.text-primary { color: var(--color-primary) !important; }
.text-accent { color: var(--color-accent) !important; }
.text-muted-custom { color: var(--color-neutral-500) !important; }
.border-primary { border-color: var(--color-primary) !important; }
.rounded-lms { border-radius: var(--radius-md); }

/* AJAX fade transition */
.ajax-fade-out {
    opacity: 0;
    transition: opacity 0.15s ease;
}
.ajax-fade-in {
    opacity: 1;
    transition: opacity 0.2s ease;
}