:root{
  --bg:#0b0f14;
  --panel:#0f1620;
  --text:#e9eef6;
  --muted:#a9b4c3;
  --line:rgba(255,255,255,.10);
  --accent:#d21f2b;
}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
a{color:inherit}
.wrap{max-width:1120px;margin:0 auto;padding:22px}
header{position:sticky;top:0;z-index:50;background:rgba(11,15,20,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:flex-end}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:999px;border:1px solid var(--line);text-decoration:none;background:transparent}
.btn:hover{border-color:rgba(255,255,255,.25)}
.btnPrimary{background:var(--accent);border-color:transparent;color:white}
.card{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:18px;padding:18px}
h1,h2,h3{margin:0 0 10px 0}
.small{color:var(--muted);font-size:14px}
@media (max-width:720px){
  .wrap{padding:16px}
  .nav{justify-content:flex-start}
}