:root{--bg:#f6f4ef;--fg:#22201c;--muted:#6d675e;--line:#ddd8cd;--accent:#7a6a52}
@media (prefers-color-scheme:dark){:root{--bg:#1b1a18;--fg:#e8e4dc;--muted:#9a9287;--line:#33302b;--accent:#c2ab86}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 Georgia,"Times New Roman",serif}
.wrap{max-width:720px;margin:0 auto;padding:48px 20px 72px}
header{border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:32px}
h1{font-size:26px;margin:0 0 6px}
.sub{color:var(--muted);font-size:14px;margin:0}
p{margin:0 0 14px}
nav{margin-top:40px;padding-top:18px;border-top:1px solid var(--line);font-size:14px}
nav a{color:var(--accent);text-decoration:none;margin-right:18px}
nav a:hover{text-decoration:underline}