body{font:17px/1.65 system-ui,-apple-system,Segoe UI,sans-serif;max-width:860px;margin:2.5rem auto;padding:0 1.2rem;color:#222}a{color:#0756a5}nav{display:flex;flex-wrap:wrap;gap:1rem;margin:1rem 0 2rem}h1{font-size:1.75rem;line-height:1.3}small,.muted{color:#555}.source{white-space:pre-wrap;overflow-wrap:anywhere;font:inherit;line-height:1.6}li{margin:.45rem 0}footer{margin:2rem 0}