:root{color-scheme:light dark;--bg:#fff;--fg:#141414;--muted:#5c5c5c;--accent:#e0b400}
@media (prefers-color-scheme:dark){:root{--bg:#111;--fg:#f2f2f2;--muted:#a8a8a8}}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Hiragino Sans",sans-serif}
main{max-width:680px;margin:0 auto;padding:40px 16px 64px}
h1{font-size:28px;margin:0 0 4px}h2{font-size:18px;margin:32px 0 8px}
.meta{color:var(--muted);font-size:14px}a{color:inherit;text-decoration-color:var(--accent);text-underline-offset:3px}
nav{font-size:14px;margin-bottom:24px}nav a{margin-right:16px}