:root{--bg:#0b0f14;--ink:#eaf5ff;--muted:rgba(234,245,255,.7);--line:rgba(255,255,255,.12);--accent:#00e5ff}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,Arial,sans-serif}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;background:rgba(11,15,20,.8);border-bottom:1px solid var(--line);backdrop-filter:blur(6px);z-index:50}
.nav{display:flex;justify-content:space-between;align-items:center;padding:12px 0}
.btn{padding:12px 18px;border-radius:14px;text-decoration:none;font-weight:800}
.btn-primary{background:var(--accent);color:#001622}.btn-ghost{border:1px solid var(--line);background:rgba(255,255,255,.06);color:var(--ink)}
.hero{min-height:70vh;display:grid;place-items:center;text-align:center;padding:40px 0}
.hero img{width:min(70vw,340px);border-radius:12px;box-shadow:0 10px 40px rgba(0,0,0,.35)}
h1{font-size:clamp(28px,6vw,44px);margin:14px 0}
.lead{color:var(--muted);font-size:18px;max-width:720px;margin:0 auto 10px}
.cards{display:grid;gap:12px;margin-top:20px}
.card{border:1px solid var(--line);background:rgba(255,255,255,.05);border-radius:14px;padding:14px}
footer{border-top:1px solid var(--line);color:var(--muted);text-align:center;padding:18px 0;margin-top:30px}
.input{padding:12px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.08);color:var(--ink)}