:root { --bg:#fffdf8; --ink:#273036; --muted:#5c6a72; --line:#e2dccd; --accent:#a65332; }
@media (prefers-color-scheme: dark) { :root { --bg:#1b2227; --ink:#f2ede3; --muted:#aab4ae; --line:#333d44; --accent:#d97b52; } }
* { box-sizing:border-box; }
body { margin:0; padding:0 20px 80px; background:var(--bg); color:var(--ink); font:16px/1.65 -apple-system,"Segoe UI",Roboto,sans-serif; }
main { max-width:720px; margin:0 auto; }
header { padding:56px 0 24px; border-bottom:3px solid var(--ink); margin-bottom:8px; }
.brand { color:var(--accent); font-weight:800; font-size:13px; letter-spacing:.12em; text-transform:uppercase; }
h1 { font-size:clamp(30px,6vw,44px); font-weight:900; line-height:1.05; margin:8px 0 6px; }
h2 { font-size:21px; font-weight:800; margin:36px 0 8px; }
p, li { max-width:68ch; color:var(--muted); }
strong { color:var(--ink); }
a { color:var(--accent); }
footer { margin-top:64px; padding-top:16px; border-top:1px solid var(--line); font-size:13px; color:var(--muted); }
.updated { font-size:13px; color:var(--muted); }