:root{--bg:#0f1524;--fg:#e8ecf5;--muted:#9aa6bf;--accent:#f5c542;--line:#26314d}
@media (prefers-color-scheme:light){:root{--bg:#f7f8fb;--fg:#1a2033;--muted:#5a6580;--accent:#b8860b;--line:#dde2ee}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
main{max-width:760px;margin:0 auto;padding:40px 16px 64px}
header{display:flex;flex-wrap:wrap;gap:12px 20px;align-items:baseline;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:28px}
header b{font-size:20px}
nav a{color:var(--muted);margin-right:16px;text-decoration:none}
nav a:hover,nav a[aria-current]{color:var(--accent)}
h1{font-size:30px;line-height:1.25;margin:0 0 8px}
h2{font-size:19px;margin:30px 0 6px}
a{color:var(--accent)}
.muted{color:var(--muted)}
footer{margin-top:48px;border-top:1px solid var(--line);padding-top:14px;color:var(--muted);font-size:14px}