:root {
    --bg-main: #f8fafc;
    --bg-alt: #f1f5f9;
    --bg-card: #ffffff;
    --text-heading: #0f172a;
    --text-body: #475569;
    --text-muted: #94a3b8;
    --primary: #4f46e5;
    --primary-light: #6366f1;
    --primary-glow: rgba(79, 70, 229, 0.15);
    --secondary: #0ea5e9;
    --secondary-glow: rgba(14, 165, 233, 0.15);
    --accent: #f97316;
    --accent-dark: #ea580c;
    --accent-glow: rgba(249, 115, 22, 0.25);
    --border: #e2e8f0;
    --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-sm: 0 4px 6px -1px rgba(0,0,0,0.07);
    --shadow-md: 0 10px 25px -3px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 40px -5px rgba(0,0,0,0.12);
    --radius: 20px;
}

*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }

body {
    font-family:'Outfit', system-ui, sans-serif;
    background: var(--bg-main);
    color: var(--text-body);
    line-height: 1.7;
    overflow-x: hidden;
}

h1,h2,h3,h4 { color: var(--text-heading); line-height: 1.2; }
img { max-width:100%; display:block; }

/* ---------- UTILITIES ---------- */
.text-center { text-align:center; }
.bg-cyan { background:var(--secondary)!important; color:#fff!important; border:none!important; }
.bg-purple { background:var(--primary)!important; color:#fff!important; border:none!important; }
.bg-orange { background:var(--accent)!important; color:#fff!important; border:none!important; }
.bg-gradient-cyan { background:linear-gradient(135deg,rgba(14,165,233,.08),rgba(14,165,233,.18)); }
.bg-gradient-purple { background:linear-gradient(135deg,rgba(79,70,229,.08),rgba(79,70,229,.18)); }

/* ---------- SCROLL ANIMATIONS ---------- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- NAVBAR ---------- */
.navbar {
    display:flex; justify-content:space-between; align-items:center;
    padding:1rem 5%;
    position:fixed; top:0; width:100%; z-index:100;
    background:rgba(255,255,255,.92);
    backdrop-filter:blur(20px);
    border-bottom:1px solid rgba(226,232,240,.6);
    transition: box-shadow .3s, padding .3s;
}
.navbar.scrolled { box-shadow:var(--shadow-md); padding:.7rem 5%; }
.logo { font-family:'Montserrat',sans-serif; font-size:1.4rem; font-weight:800; letter-spacing:.5px; }
.logo-accent { color:var(--primary); }
.nav-links { list-style:none; display:flex; gap:1.8rem; align-items:center; }
.nav-links a { color:var(--text-body); text-decoration:none; font-weight:600; transition:color .3s; font-size:.95rem; }
.nav-links a:hover { color:var(--primary); }
.nav-cta { font-size:.85rem!important; padding:.6rem 1.4rem!important; }

/* ---------- BUTTONS ---------- */
.btn-primary {
    background:linear-gradient(135deg,var(--accent),var(--accent-dark));
    color:#fff!important; padding:.85rem 2rem; border-radius:50px;
    font-weight:700; text-decoration:none; border:none; cursor:pointer;
    transition:all .3s cubic-bezier(.4,0,.2,1); display:inline-block;
    box-shadow:var(--shadow-sm), 0 0 20px var(--accent-glow);
    text-transform:uppercase; font-size:.9rem; letter-spacing:.5px;
}
.btn-primary:hover { transform:translateY(-3px); box-shadow:var(--shadow-lg), 0 0 30px var(--accent-glow); }

.btn-secondary {
    background:var(--bg-card); color:var(--primary); padding:.85rem 2rem;
    border-radius:50px; font-weight:600; text-decoration:none;
    border:2px solid var(--primary-light); transition:all .3s; display:inline-block;
}
.btn-secondary:hover { background:var(--primary-glow); transform:translateY(-2px); }

/* ---------- LANG ---------- */
.lang-switcher {
    background:var(--bg-card); color:var(--text-heading); border:1px solid var(--border);
    padding:.45rem .6rem; border-radius:8px; font-family:inherit; font-weight:600;
    cursor:pointer; outline:none; font-size:.85rem;
}
.lang-switcher option { background:#fff; }

/* ---------- HERO ---------- */
.hero {
    min-height:100vh; display:flex; align-items:center; padding:0 5%;
    position:relative; overflow:hidden; padding-top:100px;
    background: radial-gradient(ellipse at 100% 0%, rgba(14,165,233,.06) 0%, transparent 50%),
                radial-gradient(ellipse at 0% 100%, rgba(79,70,229,.06) 0%, transparent 50%);
}

.hero-badge {
    display:inline-block; padding:.5rem 1.2rem; background:var(--primary-glow);
    color:var(--primary); border-radius:50px; font-weight:600; font-size:.9rem;
    margin-bottom:1.5rem; border:1px solid rgba(79,70,229,.2);
}

.hero-content { flex:1; max-width:620px; z-index:10; }
.hero h1 { font-family:'Montserrat',sans-serif; font-size:3.2rem; font-weight:900; margin-bottom:1.5rem; }
.gradient-text { background:linear-gradient(135deg,var(--primary),var(--secondary)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.hero p { font-size:1.15rem; margin-bottom:2.5rem; }
.hero-buttons { display:flex; gap:1rem; flex-wrap:wrap; }

.hero-graphics { flex:1.2; display:flex; align-items:center; justify-content:center; position:relative; z-index:1; }
.hero-image-container { position:relative; width:100%; max-width:550px; }
.hero-blob {
    position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
    width:450px; height:450px;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    border-radius:40% 60% 70% 30%/40% 50% 60% 50%;
    animation:morph 8s ease-in-out infinite; opacity:.12; z-index:-1;
}
@keyframes morph {
    0%,100% { border-radius:40% 60% 70% 30%/40% 50% 60% 50%; }
    34% { border-radius:70% 30% 50% 50%/30% 30% 70% 70%; }
    67% { border-radius:100% 60% 60% 100%/100% 100% 60% 60%; }
}
.hero-main-img { width:100%; border-radius:24px; box-shadow:var(--shadow-lg); position:relative; z-index:2; border:4px solid #fff; }

/* Glass Cards */
.glass-card {
    background:rgba(255,255,255,.95); border:1px solid #fff; border-radius:var(--radius);
    padding:1rem 1.2rem; width:300px; backdrop-filter:blur(16px); box-shadow:var(--shadow-md);
    display:flex; align-items:center; gap:.8rem; position:absolute; z-index:10;
}
.card-left { bottom:-25px; left:-40px; }
.card-right { top:-25px; right:-40px; }
.icon-wrap { width:46px; height:46px; flex-shrink:0; border-radius:12px; display:flex; align-items:center; justify-content:center; font-size:1.4rem; }
.glass-card h3 { font-size:1rem; margin-bottom:.15rem; }
.glass-card p { font-size:.82rem; color:var(--text-muted); }

.floating { animation:float 6s ease-in-out infinite; }
.delay { animation-delay:3s; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }

/* ---------- STATS BAR ---------- */
.stats-bar {
    display:flex; justify-content:center; gap:3rem; flex-wrap:wrap;
    padding:3rem 5%;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:#fff;
}
.stat-item { text-align:center; min-width:140px; }
.stat-number { font-family:'Montserrat',sans-serif; font-size:2.8rem; font-weight:900; display:inline; }
.stat-suffix { font-family:'Montserrat',sans-serif; font-size:2rem; font-weight:800; }
.stat-label { display:block; font-size:.9rem; opacity:.85; margin-top:.3rem; font-weight:500; }

/* ---------- WHY US ---------- */
.why-us { padding:5rem 5%; background:var(--bg-card); }
.why-grid {
    display:grid; grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:2rem; max-width:1100px; margin:0 auto 3rem;
}
.why-card {
    background:var(--bg-main); border:1px solid var(--border); border-radius:var(--radius);
    padding:2rem 1.5rem; text-align:center; transition:transform .3s, box-shadow .3s;
}
.why-card:hover { transform:translateY(-8px); box-shadow:var(--shadow-md); }
.why-icon { font-size:2.5rem; margin-bottom:1rem; }
.why-card h3 { font-size:1.15rem; margin-bottom:.8rem; }
.why-card p { font-size:.92rem; }
.why-image-row { text-align:center; max-width:500px; margin:0 auto; }
.why-illustration { border-radius:var(--radius); }

/* ---------- PHILOSOPHY / TIMELINE ---------- */
.philosophy {
    padding:5rem 5%; text-align:center;
    background:linear-gradient(to bottom,var(--bg-card),var(--bg-main));
}
.phil-subtitle {
    max-width:700px; margin:0 auto 3rem; font-size:1.1rem; color:var(--text-body);
}
.timeline {
    max-width:750px; margin:0 auto; position:relative;
    padding-left:40px; text-align:left;
}
.timeline::before {
    content:''; position:absolute; left:18px; top:0; bottom:0;
    width:3px; background:linear-gradient(to bottom,var(--primary),var(--secondary),var(--accent));
    border-radius:3px;
}
.timeline-item {
    position:relative; margin-bottom:2.5rem; padding-left:2rem;
}
.timeline-item:last-child { margin-bottom:0; }
.timeline-marker {
    position:absolute; left:-32px; top:0;
    width:38px; height:38px; background:var(--primary); color:#fff; border-radius:50%;
    display:flex; align-items:center; justify-content:center;
    font-weight:800; font-size:1rem; border:3px solid var(--bg-card);
    box-shadow:var(--shadow-sm); z-index:2;
}
.timeline-content {
    background:var(--bg-card); border:1px solid var(--border);
    border-radius:var(--radius); padding:1.5rem 1.8rem;
    box-shadow:var(--shadow-xs); transition:box-shadow .3s, transform .3s;
}
.timeline-content:hover { box-shadow:var(--shadow-md); transform:translateX(5px); }
.timeline-header {
    display:flex; align-items:center; gap:.6rem; margin-bottom:.8rem; flex-wrap:wrap;
}
.timeline-icon { font-size:1.5rem; }
.timeline-header h3 { font-size:1.1rem; flex:1; }
.timeline-time {
    font-size:.8rem; font-weight:700; color:var(--accent);
    background:rgba(249,115,22,.1); padding:.2rem .7rem; border-radius:50px;
}
.timeline-content p { font-size:.95rem; line-height:1.7; text-align:left; }

/* ---------- SECTION TITLE ---------- */
.section-title {
    font-size:2.5rem; margin-bottom:3.5rem; font-family:'Montserrat',sans-serif;
    position:relative; display:inline-block; left:50%; transform:translateX(-50%);
}
.section-title::after {
    content:''; position:absolute; bottom:-12px; left:50%; transform:translateX(-50%);
    width:60px; height:4px; background:linear-gradient(90deg,var(--primary),var(--secondary));
    border-radius:2px;
}

/* ---------- TRACKS ---------- */
.tracks-section { padding:6rem 5%; background:var(--bg-main); }
.track-card {
    display:flex; align-items:center; gap:3rem; max-width:1200px; margin:0 auto 5rem;
    background:var(--bg-card); border:1px solid var(--border); border-radius:28px;
    padding:3rem; box-shadow:var(--shadow-sm); transition:box-shadow .3s;
}
.track-card:hover { box-shadow:var(--shadow-lg); }
.track-card.reverse { flex-direction:row-reverse; }
.track-info { flex:1; }
.badge {
    display:inline-block; padding:.45rem 1.1rem; border-radius:50px; font-size:.85rem;
    font-weight:700; margin-bottom:1.2rem; text-transform:uppercase; letter-spacing:.5px;
}
.track-info h2 { font-size:2rem; margin-bottom:.8rem; }
.track-info p { font-size:1.05rem; margin-bottom:1.5rem; }
.check-list { list-style:none; }
.check-list li {
    position:relative; padding-left:2rem; margin-bottom:.9rem;
    color:var(--text-heading); font-weight:500; font-size:.98rem;
}
.check-list li::before {
    content:'✓'; position:absolute; left:0; top:1px; width:22px; height:22px;
    background:var(--secondary-glow); color:var(--secondary); border-radius:50%;
    display:flex; align-items:center; justify-content:center; font-size:.75rem; font-weight:bold;
}
.track-card.reverse .check-list li::before { background:var(--primary-glow); color:var(--primary); }
.track-meta { display:flex; gap:1rem; margin-top:1.5rem; flex-wrap:wrap; }
.meta-tag {
    background:var(--bg-main); border:1px solid var(--border); padding:.4rem 1rem;
    border-radius:50px; font-size:.85rem; font-weight:600; color:var(--text-heading);
}
.track-visual { flex:1; border-radius:24px; padding:1.5rem; border:1px solid var(--border); }
.track-visual img { width:100%; border-radius:16px; }

/* ---------- SUMMER CAMP ---------- */
.summer-camp { padding:5rem 5%; background:var(--bg-card); border-top:1px solid var(--border); }
.camp-header { text-align:center; max-width:800px; margin:0 auto 3rem; }
.camp-badge {
    display:inline-block; padding:.5rem 1.2rem; background:linear-gradient(135deg,var(--accent),var(--accent-dark));
    color:#fff; border-radius:50px; font-weight:700; font-size:.9rem; margin-bottom:1rem;
    box-shadow:0 4px 15px var(--accent-glow); animation:pulse 2s infinite;
}
@keyframes pulse { 0%,100%{box-shadow:0 4px 15px var(--accent-glow)} 50%{box-shadow:0 4px 30px var(--accent-glow)} }
.camp-header h2 { font-size:2.6rem; color:var(--accent); margin-bottom:.5rem; font-family:'Montserrat',sans-serif; }
.camp-header .subtitle { font-size:1.4rem; font-weight:700; margin-bottom:1rem; color:var(--primary); }

.camp-showcase { max-width:800px; margin:0 auto 3rem; }
.camp-img { border-radius:24px; box-shadow:var(--shadow-lg); border:4px solid #fff; }

.curriculum-grid {
    display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
    gap:1.5rem; max-width:1200px; margin:0 auto 3rem;
}
.day-card {
    background:var(--bg-main); border:1px solid var(--border); border-radius:var(--radius);
    padding:1.5rem; transition:all .3s; box-shadow:var(--shadow-xs);
}
.day-card:hover { transform:translateY(-6px); box-shadow:var(--shadow-md); }
.highlight-day { border:2px solid var(--accent); background:linear-gradient(135deg,#fff9f5,#fff5ed); }
.day-badge {
    display:inline-block; padding:.25rem .8rem; background:var(--bg-alt);
    border-radius:8px; font-size:.85rem; font-weight:800; margin-bottom:1rem; color:var(--text-heading);
}
.highlight-day .day-badge { background:var(--accent); color:#fff; }
.day-card h4 { font-size:1.15rem; margin-bottom:.8rem; color:var(--primary); }
.day-card ul { list-style:none; }
.day-card ul li { margin-bottom:.6rem; font-size:.92rem; font-weight:500; }

.projects-showcase {
    text-align:center; max-width:1000px; margin:0 auto;
    background:var(--bg-main); padding:2.5rem; border-radius:24px; border:1px solid var(--border);
}
.projects-showcase h3 { margin-bottom:1.5rem; font-size:1.4rem; }
.project-tags { display:flex; flex-wrap:wrap; gap:.8rem; justify-content:center; }
.project-tags span {
    background:var(--bg-card); border:1px solid var(--border); padding:.6rem 1.2rem;
    border-radius:50px; font-size:.9rem; font-weight:600; color:var(--text-heading);
    transition:all .3s; box-shadow:var(--shadow-xs);
}
.project-tags span:hover { background:var(--primary); color:#fff; border-color:var(--primary); transform:translateY(-2px); }

/* ---------- REVIEWS ---------- */
.reviews-section { padding:6rem 5%; background:var(--bg-main); }
.reviews-grid {
    display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:2rem; max-width:1200px; margin:0 auto;
}
.review-card {
    background:var(--bg-card); border:1px solid var(--border); padding:2rem;
    border-radius:var(--radius); box-shadow:var(--shadow-xs); transition:transform .3s;
    display:flex; flex-direction:column; justify-content:space-between;
}
.review-card:hover { transform:translateY(-5px); box-shadow:var(--shadow-md); }
.stars { font-size:1.1rem; margin-bottom:.8rem; }
.review-text { font-size:1rem; font-style:italic; margin-bottom:1.5rem; line-height:1.7; color:var(--text-heading); }
.review-footer { display:flex; align-items:center; gap:.8rem; }
.review-avatar {
    width:40px; height:40px; border-radius:50%; background:var(--primary);
    color:#fff; display:flex; align-items:center; justify-content:center;
    font-weight:700; font-size:1rem; flex-shrink:0;
}
.author { font-weight:700; color:var(--primary); font-size:.9rem; }

/* ---------- INFO SECTION ---------- */
.info-section { padding:4rem 5%; background:var(--bg-card); border-top:1px solid var(--border); }
.info-grid {
    display:grid; grid-template-columns:repeat(auto-fit,minmax(350px,1fr));
    gap:2rem; max-width:1000px; margin:0 auto;
}
.info-card {
    background:var(--bg-main); border:1px solid var(--border); border-radius:var(--radius);
    padding:2rem; box-shadow:var(--shadow-xs);
}
.info-card h3 { font-size:1.3rem; margin-bottom:1.2rem; }
.info-list { list-style:none; }
.info-list li {
    padding:.6rem 0; border-bottom:1px solid var(--border); font-size:.95rem;
    font-weight:500; color:var(--text-heading);
}
.info-list li:last-child { border-bottom:none; }

/* ---------- FAQ ---------- */
.faq-section { padding:5rem 5% 7rem; background:linear-gradient(to bottom,var(--bg-card),var(--bg-alt)); }
.faq-container { max-width:800px; margin:0 auto; display:flex; flex-direction:column; gap:1.2rem; }
.faq-item {
    background:var(--bg-card); border:1px solid var(--border); padding:1.5rem 1.8rem;
    border-radius:16px; box-shadow:var(--shadow-xs); transition:box-shadow .3s;
}
.faq-item:hover { box-shadow:var(--shadow-sm); }
.faq-item h4 { font-size:1.1rem; margin-bottom:.6rem; display:flex; align-items:center; gap:.8rem; }
.faq-item h4::before {
    content:'?'; display:inline-flex; align-items:center; justify-content:center;
    min-width:26px; height:26px; background:var(--secondary-glow); color:var(--secondary);
    border-radius:50%; font-size:.8rem; font-weight:bold;
}
.faq-item p { color:var(--text-body); font-size:.95rem; line-height:1.7; padding-left:2.6rem; }

/* ---------- FOOTER ---------- */
footer { padding:5rem 5% 2rem; background:#e2e8f0; }
.footer-content { max-width:800px; margin:0 auto; }
.cta-box {
    background:var(--bg-card); border:1px solid var(--border); border-radius:28px;
    padding:3.5rem 2.5rem; text-align:center; margin-top:-80px; margin-bottom:3rem;
    box-shadow:var(--shadow-lg); position:relative; z-index:10;
}
.cta-box::before {
    content:''; position:absolute; top:0; left:0; width:100%; height:5px;
    background:linear-gradient(90deg,var(--primary),var(--secondary),var(--accent));
    border-top-left-radius:28px; border-top-right-radius:28px;
}
.cta-box h2 { font-size:2.2rem; margin-bottom:.8rem; }
.cta-box p { font-size:1.05rem; margin-bottom:2rem; }
.contact-form { display:flex; flex-direction:column; gap:1rem; max-width:420px; margin:0 auto; }
.contact-form input, .contact-form select {
    padding:1rem 1.2rem; border-radius:12px; background:var(--bg-main); border:1px solid var(--border);
    color:var(--text-heading); font-family:inherit; font-size:1rem; transition:all .3s;
}
.contact-form input:focus, .contact-form select:focus {
    outline:none; border-color:var(--primary); background:var(--bg-card);
    box-shadow:0 0 0 4px var(--primary-glow);
}
.footer-bottom { text-align:center; color:var(--text-muted); padding-top:2rem; }
.footer-links {
    display:flex; justify-content:center; gap:2rem; flex-wrap:wrap;
    margin-bottom:1rem; font-size:.9rem; color:var(--text-body); font-weight:500;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:900px) {
    .hero { flex-direction:column; text-align:center; padding-top:7rem; gap:2rem; }
    .hero-content { max-width:100%; }
    .hero h1 { font-size:2.2rem; }
    .hero-buttons { justify-content:center; }
    .hero-image-container { display:flex; flex-direction:column; align-items:center; gap:1rem; }
    .glass-card { position:relative!important; width:100%!important; left:0!important; right:0!important; top:0!important; bottom:0!important; }
    .stats-bar { gap:1.5rem; }
    .stat-number { font-size:2rem; }
    .steps { flex-direction:column; }
    .step-connector { transform:rotate(90deg); }
    .track-card { flex-direction:column!important; padding:2rem; gap:2rem; }
    .track-info h2 { font-size:1.5rem; }
    .navbar { flex-direction:column; gap:.8rem; padding-bottom:.8rem; }
    .nav-links { gap:1rem; flex-wrap:wrap; justify-content:center; }
    .cta-box { margin-top:0; padding:2rem 1.5rem; }
    .section-title { font-size:1.8rem; }
    .info-grid { grid-template-columns:1fr; }
    .footer-links { flex-direction:column; gap:.5rem; }
}