:root{--bg:#0b1446;--card:#131d5a;--fg:#eef3ff;--muted:#b9c6ef;--accent:#ffb62e;--link:#8fc1ff}
@media (prefers-color-scheme:light){:root{--bg:#f3f5fc;--card:#fff;--fg:#10152a;--muted:#4a557c;--accent:#c46a00;--link:#1d5fd1}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
main{max-width:760px;margin:0 auto;padding:40px 16px 64px}header{display:flex;align-items:center;gap:16px;margin-bottom:28px}
header img{width:72px;height:72px;border-radius:16px}h1{margin:0;font-size:30px}h2{margin-top:32px;color:var(--accent);font-size:20px}
.sub{color:var(--muted);margin:2px 0 0}section{background:var(--card);border-radius:14px;padding:4px 22px 18px;margin:18px 0}
a{color:var(--link)}nav{margin-top:36px;color:var(--muted);font-size:15px}li{margin:6px 0}