:root{--bg:#fbfaf7;--fg:#1d1c1a;--mute:#6b675f;--line:#e4e0d8;--accent:#7a4e12}
@media (prefers-color-scheme:dark){:root{--bg:#161513;--fg:#ece9e3;--mute:#a19c92;--line:#2c2a26;--accent:#e0a85a}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
main{max-width:42rem;margin:0 auto;padding:3rem 1rem 4rem}
header{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:1rem;margin-bottom:2rem}
header a.brand{font-weight:700;font-size:1.25rem;color:var(--fg);text-decoration:none}
nav a{color:var(--mute);margin-left:1rem;text-decoration:none}
nav a:hover,a{color:var(--accent)}
h1{font-size:1.6rem;line-height:1.25;margin:0 0 .5rem}
h2{font-size:1.1rem;margin:2rem 0 .25rem}
.mute{color:var(--mute)}
footer{margin-top:3rem;border-top:1px solid var(--line);padding-top:1rem;color:var(--mute);font-size:.9rem}