:root{
  --bg:#070b14; --fg:#e7eefb; --muted:#9fb3d9; --brand:#1aa3ff; --brand2:#00d4ff; --card:#0b1220; --line:#12213a;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,Helvetica,Arial,sans-serif;line-height:1.5}
a{color:var(--fg);text-decoration:none}
.container{max-width:1000px;margin:0 auto;padding:20px}
.btn{display:inline-block;padding:14px 20px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#00122a;font-weight:700}
.btn.secondary{background:#12213a;color:var(--fg);border:1px solid var(--line)}
.header{position:sticky;top:0;background:rgba(7,11,20,.85);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);z-index:10}
.nav{display:flex;align-items:center;gap:16px;padding:12px 20px}
.nav img{height:28px}
.nav .spacer{flex:1}
.hero{padding:64px 20px;background:radial-gradient(1000px 400px at 20% -10%,rgba(0,212,255,.15),transparent), radial-gradient(800px 300px at 80% -20%,rgba(26,163,255,.12),transparent)}
.hero h1{font-size:42px;line-height:1.1;margin:12px 0 10px}
.hero p{color:var(--muted);max-width:740px;margin-bottom:24px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);padding:18px;border-radius:14px}
.card h3{margin:8px 0}
.tag{display:inline-block;font-size:12px;color:var(--muted);border:1px solid var(--line);padding:2px 8px;border-radius:999px;margin-right:6px}
.section{padding:48px 20px;border-top:1px solid var(--line)}
.list{margin:0;padding-left:18px;color:var(--muted)}
footer{border-top:1px solid var(--line);padding:32px 20px;color:#9fb3d9}
small, .fine{color:#88a3c7}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.notice{background:#0e1a30;border:1px dashed #24457a;padding:10px 12px;border-radius:10px;color:#9fb3d9}