:root{--navy:#111a33;--maroon:#85033d;--gold:#f0bd35;--ink:#101827;--muted:#64708a;--soft:#f5f7fb;--card:#fff;--line:#e8edf5;--grad:linear-gradient(135deg,#111a33,#85033d);--shadow:0 24px 70px rgba(17,26,51,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Arial,sans-serif;background:var(--soft);color:var(--ink)}body.dark{--soft:#090d19;--card:#12182b;--ink:#f7f7fb;--muted:#a8b2c7;--line:#26314d;--shadow:0 28px 80px rgba(0,0,0,.35)}a{text-decoration:none;color:inherit}.container{width:min(1180px,92%);margin:auto}.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}body.dark .topbar{background:rgba(9,13,25,.82)}.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}.brand{display:flex;gap:13px;align-items:center}.brand img{width:62px;height:62px;object-fit:contain}.brand b{display:block;font-size:23px;line-height:1}.brand span{font-size:12px;color:var(--gold);font-weight:900;letter-spacing:.08em}.menu{display:flex;gap:30px;align-items:center;font-weight:900}.menu a{color:var(--ink)}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:18px;padding:14px 22px;font-weight:900;cursor:pointer;transition:.25s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--maroon);color:white}.btn-gold{background:var(--gold);color:#111a33}.btn-ghost{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);color:white}.theme{width:46px;height:46px;border-radius:50%;border:1px solid var(--line);background:var(--card);cursor:pointer}.hero{position:relative;min-height:650px;display:grid;align-items:center;overflow:hidden;background:linear-gradient(90deg,rgba(8,14,30,.94),rgba(17,26,51,.72),rgba(133,3,61,.78)),url('../img/campus-hall.png') center/cover}.hero:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 70% 30%,rgba(240,189,53,.2),transparent 35%)}.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center}.pill{display:inline-flex;gap:9px;align-items:center;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.12);backdrop-filter:blur(10px);color:#ffde7a;border-radius:999px;padding:10px 18px;font-weight:900}.hero h1{font-size:clamp(36px,5vw,76px);line-height:1.02;margin:22px 0 16px;color:white;letter-spacing:-.05em}.hero p{color:#eef2ff;font-size:clamp(17px,2vw,24px);line-height:1.45;max-width:760px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.glass{background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.24);backdrop-filter:blur(18px);border-radius:34px;box-shadow:0 30px 90px rgba(0,0,0,.26);padding:30px;color:white}.metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.metric{background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.18);border-radius:22px;padding:22px}.metric strong{display:block;font-size:32px;color:var(--gold)}.section{padding:86px 0}.section-head{text-align:center;margin-bottom:42px}.section-head h2{font-size:clamp(32px,4vw,56px);line-height:1.05;margin:0 0 12px;letter-spacing:-.04em}.section-head p{color:var(--muted);font-size:20px;max-width:760px;margin:auto}.branch-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.tile{background:var(--card);border:1px solid var(--line);border-radius:34px;padding:30px;box-shadow:var(--shadow);position:relative;overflow:hidden;transition:.3s}.tile:hover{transform:translateY(-8px)}.tile:before{content:"";position:absolute;inset:auto -40px -70px auto;width:200px;height:200px;background:rgba(240,189,53,.16);border-radius:50%}.tile .tag{display:inline-block;background:#fff1cc;color:#775000;border-radius:999px;padding:8px 16px;font-weight:900;font-size:13px}.tile img.logo{width:150px;height:150px;object-fit:contain;margin:18px auto;display:block}.tile h3{font-size:28px;line-height:1.18;margin:10px 0}.tile p{color:var(--muted);font-size:17px;line-height:1.55}.tile-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.course-wrap{display:grid;grid-template-columns:320px 1fr;gap:24px}.course-tabs{display:grid;gap:12px}.course-tab{border:1px solid var(--line);background:var(--card);padding:18px;border-radius:18px;font-weight:900;cursor:pointer}.course-tab.active{background:var(--grad);color:white}.course-slider{background:var(--card);border:1px solid var(--line);border-radius:34px;padding:28px;box-shadow:var(--shadow);overflow:hidden}.course-card{display:none;animation:fadeUp .45s ease}.course-card.active{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}.course-card h3{font-size:40px;margin:0}.course-card ul{color:var(--muted);line-height:1.9}.visual{min-height:300px;border-radius:28px;background:linear-gradient(135deg,rgba(133,3,61,.92),rgba(17,26,51,.9)),url('../img/campus-hall.png') 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0;background:#0c1224;color:white}.modal{position:fixed;inset:0;z-index:100;display:none;place-items:center;background:rgba(4,7,16,.72);backdrop-filter:blur(12px)}.modal.open{display:grid}.login-box{width:min(520px,92vw);background:var(--card);color:var(--ink);border-radius:32px;padding:28px;box-shadow:0 40px 100px rgba(0,0,0,.35)}.login-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:18px 0}.login-tabs button{border:1px solid var(--line);background:var(--soft);border-radius:12px;padding:11px;font-weight:900;cursor:pointer}.login-tabs button.active{background:var(--maroon);color:white}.mobile-btn{display:none}@keyframes 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