body{font-family:system-ui,-apple-system,Segoe UI,Tahoma,sans-serif;background:#0b1b3a;color:#f3f4f6;margin:0;line-height:1.7}
main{max-width:720px;margin:0 auto;padding:32px 20px}
h1,h2{color:#d4af37}a{color:#d4af37}
.card{background:#12274f;border-radius:12px;padding:16px 20px;margin:16px 0}
nav a{margin-inline-end:16px}
footer{opacity:.7;font-size:.9em;margin-top:32px}