:root{--bg:#fbf8f4;--ink:#231d19;--muted:#6f655d;--accent:#b4553a;--line:#ebe3da}
@media (prefers-color-scheme:dark){:root{--bg:#16120f;--ink:#f3ede7;--muted:#b3a89e;--accent:#e58b6f;--line:#2e2620}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
main{max-width:720px;margin:0 auto;padding:0 16px 48px}
header{display:flex;align-items:center;gap:12px;padding:20px 0}
header img{width:40px;height:40px;border-radius:10px}
header a{color:var(--ink);text-decoration:none;font-weight:700;font-size:19px}
h1{font-size:clamp(28px,5vw,40px);line-height:1.15;margin:16px 0 12px;letter-spacing:-.01em}
h2{font-size:20px;margin:28px 0 6px}
p{margin:0 0 12px}
.muted{color:var(--muted);font-size:15px}
a{color:var(--accent)}
nav{border-top:1px solid var(--line);margin-top:40px;padding-top:16px;font-size:15px;color:var(--muted)}
nav a{margin-right:16px}