:root { --bg: #fbfaf7; --fg: #1d1d1b; --muted: #5d5b55; --link: #1f5fa8; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #161614; --fg: #ecebe6; --muted: #a9a79f; --link: #8db8ea; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif; }
main { max-width: 40rem; margin: 0 auto; padding: 3rem 1rem 4rem; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 .5rem; }
h2 { font-size: 1.15rem; margin: 2rem 0 .5rem; }
a { color: var(--link); }
.lede { font-size: 1.15rem; color: var(--muted); margin-top: 0; }
.meta, .contact { color: var(--muted); }