/* Codino Institute – modern, colorful, Code-Club style */

:root {
    --codino-orange: #f97316;
    --codino-pink: #ec4899;
    --codino-purple: #8b5cf6;
    --codino-teal: #14b8a6;
    --codino-blue: #3b82f6;
    --codino-green: #22c55e;
    --codino-yellow: #eab308;
    --codino-navy: #1e293b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --text-body: #334155;
    --text-heading: #0f172a;
    --radius: 16px;
    --radius-lg: 24px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    font-family: "Hind Siliguri", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg-light);
    color: var(--text-body);
    min-height: 100vh;
    line-height: 1.6;
}

.page-wrapper {
    min-height: calc(100vh - 80px);
}

/* ----- Top bar (Code-Club style accent) ----- */
.top-bar {
    height: 4px;
    background: linear-gradient(90deg, var(--codino-orange), var(--codino-pink), var(--codino-purple), var(--codino-teal));
}

/* ----- Header ----- */
.main-navbar {
    background: var(--bg-white);
    box-shadow: var(--shadow);
    padding: 0.6rem 0;
}

.brand-wrap,
.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-heading);
}

.brand-logo {
    height: 38px;
    width: auto;
}

.brand-text {
    display: none !important;
}

.navbar-nav .nav-link {
    font-weight: 600;
    color: var(--text-body);
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    transition: color 0.2s, background 0.2s;
}

.navbar-nav .nav-link:hover {
    color: var(--codino-purple);
    background: rgba(139, 92, 246, 0.08);
}

.nav-link-cta {
    background: linear-gradient(135deg, var(--codino-orange), var(--codino-pink));
    color: #fff !important;
    padding: 0.5rem 1.25rem !important;
}

.nav-link-cta:hover {
    background: linear-gradient(135deg, #ea580c, #db2777) !important;
    color: #fff !important;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

/* Mobile offcanvas sidebar width */
#mainOffcanvas {
    width: 70vw;
    max-width: 320px;
}

/* ----- Buttons ----- */
.btn-primary {
    background: linear-gradient(135deg, var(--codino-orange), var(--codino-pink));
    border: none;
    border-radius: 999px;
    font-weight: 700;
    padding: 0.65rem 1.5rem;
    box-shadow: 0 8px 24px rgba(249, 115, 22, 0.35);
    transition: transform 0.2s, box-shadow 0.2s, filter 0.2s;
}

.btn-primary:hover {
    filter: brightness(1.05);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(249, 115, 22, 0.45);
}

.btn-outline-fun {
    border-radius: 999px;
    border: 2px solid var(--codino-purple);
    color: var(--codino-purple);
    font-weight: 600;
    background: transparent;
    transition: background 0.2s, color 0.2s, transform 0.2s;
}

.btn-outline-fun:hover {
    background: rgba(139, 92, 246, 0.1);
    color: #6d28d9;
    transform: translateY(-1px);
}

/* ----- Hero ----- */
.hero {
    padding: 4rem 0 4rem;
    background: linear-gradient(180deg, #fff 0%, #fef3c7 40%, #e0f2fe 100%);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 999px;
    background: rgba(59, 130, 246, 0.12);
    color: #1d4ed8;
    font-size: 0.9rem;
    font-weight: 700;
}

.hero-badge .icon {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--codino-blue);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.hero-badge-teens {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(236, 72, 153, 0.15));
    color: #6d28d9;
}

.hero-title {
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    font-weight: 800;
    line-height: 1.15;
    margin-top: 1rem;
    color: var(--text-heading);
}

.hero-highlight {
    background: linear-gradient(120deg, var(--codino-orange), var(--codino-pink), var(--codino-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    margin-top: 1rem;
    font-size: 1.1rem;
    color: var(--text-body);
    max-width: 520px;
}

.hero-cta {
    margin-top: 1.75rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero-stats {
    margin-top: 1.5rem;
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.hero-stats strong {
    display: block;
    font-size: 1.1rem;
    color: var(--text-heading);
    margin-bottom: 2px;
}

@media (max-width: 767px) {
    .hero-stats {
        display: none;
    }
}

.hero-graphic {
    position: relative;
    padding: 1.5rem;
}

.hero-illustration-wrap {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-teens-illustration {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
}

/* ----- Student dashboard ----- */
.student-dashboard {
    background: radial-gradient(circle at top left, rgba(251, 191, 36, 0.18), transparent 55%),
                radial-gradient(circle at bottom right, rgba(59, 130, 246, 0.15), transparent 55%);
    border-radius: var(--radius-lg);
}

.student-dashboard h2 {
    font-weight: 800;
    color: var(--text-heading);
}

.student-dashboard .card {
    border-radius: var(--radius-lg);
}

.student-dashboard .lesson-progress-bar {
    width: 100%;
    height: 8px;
    background: #e5e7eb;
    border-radius: 999px;
    overflow: hidden;
}

.student-dashboard .lesson-progress-bar-inner {
    height: 100%;
    background: linear-gradient(90deg, var(--codino-teal), var(--codino-blue));
    border-radius: inherit;
}

.certificate-card {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.8);
    border: 1px dashed rgba(148, 163, 184, 0.7);
}

/* ----- Course carousel ----- */
#courseCarousel .carousel-item {
    padding: 1rem 0;
}

#courseCarousel .course-card {
    box-shadow: var(--shadow);
}

/* ----- Testimonials ----- */
.testimonials-section {
    background: linear-gradient(135deg, #eef2ff, #ecfeff);
}

.testimonial-slider {
    position: relative;
    max-width: 640px;
    margin: 0 auto;
}

.testimonial-card {
    display: none;
    text-align: center;
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: 1.75rem 1.5rem;
    box-shadow: var(--shadow);
    transition: opacity 0.4s ease;
}

.testimonial-card.active {
    display: block;
}

.testimonial-text {
    font-size: 1.05rem;
    color: var(--text-body);
}

.testimonial-name {
    margin-top: 1rem;
    font-weight: 700;
    color: var(--text-heading);
}

/* Course detail page */
.course-hero-card {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.course-hero-thumb {
    width: 140px;
    height: 140px;
    border-radius: var(--radius-lg);
    object-fit: cover;
}

.course-hero-content {
    flex: 1;
    min-width: 0;
}

.course-hero-pill {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(56, 189, 248, 0.12);
    color: #0369a1;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.course-hero-title {
    font-size: 1.7rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--text-heading);
}

.course-hero-meta {
    font-size: 0.9rem;
    color: #6b7280;
}

.course-hero-desc {
    font-size: 0.95rem;
    margin-top: 0.5rem;
}

.course-price {
    font-weight: 700;
    color: var(--codino-orange);
}

.module-plan .module-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 1.2rem 1.1rem;
    box-shadow: var(--shadow);
    height: 100%;
}

.module-week {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #6b7280;
    margin-bottom: 0.25rem;
}

.module-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.module-list {
    padding-left: 1.1rem;
    margin: 0;
    font-size: 0.9rem;
}

.module-list li {
    margin-bottom: 0.25rem;
}

.course-outcomes {
    list-style: none;
    padding-left: 0;
    font-size: 0.95rem;
}

.course-outcomes li {
    position: relative;
    padding-left: 1.4rem;
    margin-bottom: 0.35rem;
}

.course-outcomes li::before {
    content: '✔';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--codino-green);
    font-weight: 700;
}

.hero-card {
    background: linear-gradient(145deg, #1e293b, #0f172a);
    color: #e2e8f0;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.hero-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.hero-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 6px;
    display: inline-block;
}

.hero-dots span:nth-child(1) { background: var(--codino-orange); }
.hero-dots span:nth-child(2) { background: var(--codino-yellow); }
.hero-dots span:nth-child(3) { background: var(--codino-green); }

.hero-code-line {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 12px;
    margin-bottom: 8px;
    background: rgba(255, 255, 255, 0.05);
}

.hero-code-line .badge {
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 0.75rem;
    flex-shrink: 0;
}

.hero-floating { position: absolute; inset: 0; pointer-events: none; }

.hero-bubble {
    position: absolute;
    border-radius: 999px;
    padding: 0.6rem 1rem;
    font-size: 0.8rem;
    font-weight: 700;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.hero-bubble.b1 {
    top: 10%;
    right: 5%;
    background: var(--codino-orange);
    color: #fff;
}

.hero-bubble.b2 {
    bottom: 8%;
    left: 5%;
    background: var(--codino-green);
    color: #fff;
}

.hero-orbit {
    position: absolute;
    width: 140px;
    height: 140px;
    border-radius: 50%;
    border: 2px dashed rgba(139, 92, 246, 0.5);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* ----- Sections ----- */
.section-title {
    font-weight: 800;
    font-size: 1.75rem;
    color: var(--text-heading);
}

.hero + section {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    margin: 0 0.5rem;
    padding: 3rem 0 !important;
    box-shadow: var(--shadow);
}

/* ----- Why learn to code (Teenagers & Code) ----- */
.why-coding-section {
    position: relative;
    padding: 4rem 0 !important;
    margin: 2rem 0.5rem 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.why-coding-bg {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(249, 115, 22, 0.08) 0%, transparent 50%),
        linear-gradient(225deg, rgba(236, 72, 153, 0.08) 0%, transparent 50%),
        linear-gradient(315deg, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
        linear-gradient(45deg, rgba(20, 184, 166, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.why-coding-section .container {
    z-index: 1;
}

.pill-why {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(236, 72, 153, 0.2));
    color: #6d28d9;
}

.why-coding-heading {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    background: linear-gradient(120deg, var(--codino-orange), var(--codino-pink), var(--codino-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.why-coding-lead {
    font-size: 1.1rem;
    color: var(--text-body);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.why-card {
    border: none;
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    height: 100%;
    position: relative;
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.why-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.why-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
}

.why-card-1 {
    background: linear-gradient(180deg, #fef3c7 0%, #ffffff 35%);
    box-shadow: 0 8px 30px rgba(251, 191, 36, 0.2);
}

.why-card-1::before {
    background: linear-gradient(90deg, var(--codino-yellow), var(--codino-orange));
}

.why-card-2 {
    background: linear-gradient(180deg, #e0f2fe 0%, #ffffff 35%);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.15);
}

.why-card-2::before {
    background: linear-gradient(90deg, var(--codino-blue), var(--codino-purple));
}

.why-card-3 {
    background: linear-gradient(180deg, #fce7f3 0%, #ffffff 35%);
    box-shadow: 0 8px 30px rgba(236, 72, 153, 0.15);
}

.why-card-3::before {
    background: linear-gradient(90deg, var(--codino-pink), var(--codino-purple));
}

.why-card-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    line-height: 1;
}

.why-card-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-heading);
    margin-bottom: 0.5rem;
}

.why-card-text {
    font-size: 0.95rem;
    color: var(--text-body);
    margin-bottom: 0;
    line-height: 1.55;
}

.why-benefits {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 2rem;
    justify-content: center;
    font-weight: 600;
    color: var(--text-heading);
}

.why-benefits li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.why-benefit-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--codino-orange), var(--codino-pink));
}

.pill-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(20, 184, 166, 0.15);
    color: #0f766e;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* ----- Cards (course cards, feature cards) ----- */
.course-card {
    border: none;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-white);
    box-shadow: var(--shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    border-top: 4px solid transparent;
    background-image: linear-gradient(var(--bg-white), var(--bg-white)), linear-gradient(135deg, var(--codino-orange), var(--codino-pink), var(--codino-purple));
    background-origin: border-box;
    background-clip: padding-box, border-box;
}

.course-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

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

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

.difficulty-pill,
.badge.difficulty-pill {
    border-radius: 999px;
    padding: 5px 12px;
    font-size: 0.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.2), rgba(139, 92, 246, 0.2));
    color: #be185d;
}

/* ----- Footer ----- */
.site-footer {
    background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
    color: #cbd5e1;
    margin-top: 4rem;
    position: relative;
}

.footer-wave {
    height: 6px;
    background: linear-gradient(90deg, var(--codino-orange), var(--codino-pink), var(--codino-purple));
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-brand .brand-logo { height: 36px; }

.footer-brand .brand-text { color: #f8fafc; }

.footer-tagline {
    font-size: 0.95rem;
    opacity: 0.9;
    max-width: 280px;
}

.footer-heading {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #f8fafc;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li { margin-bottom: 0.5rem; }

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--codino-pink);
}

.footer-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    background: rgba(249, 115, 22, 0.2);
    color: #fdba74;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #94a3b8;
    font-size: 0.9rem;
}

/* ----- Utilities (lesson, certificate, admin) ----- */
.lesson-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 1.5rem;
}

.lesson-sidebar {
    border-radius: var(--radius-lg);
    background: var(--bg-white);
    padding: 1.25rem;
    box-shadow: var(--shadow);
}

.lesson-progress-bar {
    height: 10px;
    border-radius: 999px;
    overflow: hidden;
    background: #e2e8f0;
}

.lesson-progress-bar-inner {
    height: 100%;
    background: linear-gradient(90deg, var(--codino-green), var(--codino-teal));
    border-radius: 999px;
}

.certificate-card {
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, #f0f9ff, #fce7f3);
    padding: 1.25rem;
    border: 2px dashed var(--codino-blue);
}

/* ----- Admin dashboard ----- */
.admin-dashboard-wrap {
    background: var(--bg-light);
}

.admin-dash-title {
    font-weight: 800;
    color: var(--text-heading);
}

.admin-stat-card {
    display: block;
    text-decoration: none;
    color: inherit;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
    border: 2px solid transparent;
}

.admin-stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.admin-stat-students { border-color: rgba(59, 130, 246, 0.3); }
.admin-stat-courses { border-color: rgba(236, 72, 153, 0.3); }
.admin-stat-lessons { border-color: rgba(139, 92, 246, 0.3); }
.admin-stat-workshops { border-color: rgba(249, 115, 22, 0.3); }
.admin-stat-events { border-color: rgba(20, 184, 166, 0.3); }
.admin-stat-certs { border-color: rgba(34, 197, 94, 0.3); }

.admin-stat-icon {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.admin-stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-heading);
}

.admin-stat-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-body);
}

.admin-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.admin-card-title {
    font-weight: 700;
    color: var(--text-heading);
}

.admin-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.admin-action-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--text-body);
    background: #f8fafc;
    transition: background 0.2s, color 0.2s;
}

.admin-action-btn:hover {
    background: rgba(139, 92, 246, 0.1);
    color: var(--codino-purple);
}

.admin-action-primary {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.15), rgba(236, 72, 153, 0.15));
    color: var(--text-heading);
    font-weight: 600;
}

.admin-action-primary:hover {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.25), rgba(236, 72, 153, 0.25));
}

.admin-action-icon {
    font-size: 1.1rem;
}

.admin-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.admin-list-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid #f1f5f9;
}

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

.admin-list-bullet {
    color: var(--codino-pink);
    font-size: 0.7rem;
}

.admin-course-chip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 1rem;
    border-radius: var(--radius);
    background: #f8fafc;
    text-decoration: none;
    color: var(--text-heading);
    font-weight: 600;
    transition: background 0.2s;
}

.admin-course-chip:hover {
    background: rgba(139, 92, 246, 0.1);
}

/* ----- About page ----- */
.about-hero {
    position: relative;
    padding: 4rem 0;
    overflow: hidden;
}

.about-hero-bg {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(249, 115, 22, 0.1) 0%, transparent 50%),
        linear-gradient(225deg, rgba(236, 72, 153, 0.1) 0%, transparent 50%);
}

.about-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--text-heading);
}

.about-lead {
    font-size: 1.15rem;
    color: var(--text-body);
    max-width: 600px;
    margin: 1rem auto 0;
}

.pill-about {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.2), rgba(236, 72, 153, 0.2));
    color: #c2410c;
}

.about-card {
    border-radius: var(--radius-lg);
    padding: 2rem;
    height: 100%;
    border-top: 4px solid transparent;
}

.about-card-mission {
    background: linear-gradient(180deg, #fef3c7 0%, #fff 40%);
    box-shadow: 0 8px 30px rgba(251, 191, 36, 0.15);
}

.about-card-mission { border-top-color: var(--codino-orange); }

.about-card-teen {
    background: linear-gradient(180deg, #e0f2fe 0%, #fff 40%);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.15);
}

.about-card-teen { border-top-color: var(--codino-blue); }

.about-card-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.about-card-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
}

.about-card-text {
    color: var(--text-body);
}

.about-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.about-list li {
    padding: 0.35rem 0;
    padding-left: 1.25rem;
    position: relative;
}

.about-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--codino-green);
    font-weight: 700;
}

.about-feature {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.about-feature-num {
    font-size: 2rem;
    font-weight: 800;
    color: rgba(139, 92, 246, 0.3);
    line-height: 1;
}

.about-feature h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-heading);
    margin: 0.5rem 0;
}

.about-feature p {
    font-size: 0.95rem;
    color: var(--text-body);
    margin-bottom: 0;
}

/* ----- Admin & auth pages ----- */
.container.py-5 .card,
.admin .card {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: none;
}

.alert {
    border-radius: var(--radius);
}

/* ----- Responsive ----- */
@media (max-width: 991px) {
    .hero { padding-top: 2.5rem; padding-bottom: 2.5rem; }
    .hero + section { margin: 0 0.25rem; }
    .why-coding-section { margin: 2rem 0.25rem 0; padding: 3rem 0 !important; }
    .why-benefits { flex-direction: column; align-items: center; }
    .lesson-layout { grid-template-columns: 1fr; }
    .footer-inner .row { text-align: center; }
    .footer-tagline { max-width: none; }
    .footer-brand { justify-content: center; }
}

@media (max-width: 576px) {
    .hero-cta { flex-direction: column; }
    .hero-cta .btn { width: 100%; }
}