:root{--bg:#fff;--text:#0a0a0a;--muted:#6b6b6b;--line:#e6e6e6}
@media (prefers-color-scheme:dark){:root{--bg:#0a0a0a;--text:#f5f5f5;--muted:#9a9a9a;--line:#262626}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:17px/1.55 -apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif}
main{max-width:680px;margin:0 auto;padding:40px 16px 64px}
.kicker{font:600 12px/1 ui-monospace,Menlo,monospace;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
h1{font-size:34px;line-height:1.15;margin:10px 0 8px}
h2{font-size:19px;margin:28px 0 4px}
p,li{margin:0 0 10px}
.muted{color:var(--muted);font-size:15px}
hr{border:0;border-top:1px solid var(--line);margin:40px 0}
a{color:inherit}
nav{display:flex;gap:18px;font-size:15px;margin-top:28px}