:root{color-scheme:light dark;--fg:#1a1a1a;--bg:#fafafa;--muted:#6b6b6b;--rule:#e5e5e5;--accent:#0066cc}@media (prefers-color-scheme:dark){:root{--fg:#f0f0f0;--bg:#0e0e0e;--muted:#9a9a9a;--rule:#2a2a2a;--accent:#6aa9ff}}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.6}main{max-width:720px;margin:0 auto;padding:4rem 1.5rem 6rem}h1{font-size:2rem;margin:0 0 .5rem;letter-spacing:-.01em}h2{font-size:1.15rem;margin:2.5rem 0 .75rem;letter-spacing:-.005em}li,p{color:var(--fg)}.muted{color:var(--muted)}code,pre{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.875rem}pre{background:rgba(127,127,127,.08);border:1px solid var(--rule);border-radius:6px;padding:.9rem 1rem;overflow-x:auto}code:not(pre code){background:rgba(127,127,127,.1);padding:.1em .35em;border-radius:4px}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}ul{padding-left:1.25rem}hr{border:0;border-top:1px solid var(--rule);margin:2.5rem 0}