:root { --bg: #fbfbf9; --fg: #1d1d1b; --muted: #5c5c57; --line: #dcdcd4; --code: #f0f0ea; --accent: #0b5cad; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #151514; --fg: #ecece6; --muted: #a3a39b; --line: #333331; --code: #21211f; --accent: #6db3f2; }
}
* { 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: 44rem; margin: 0 auto; padding: 4rem 1rem 5rem; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 .5rem; }
h2 { font-size: 1.1rem; margin: 2.5rem 0 .75rem; }
p { margin: 0 0 1rem; }
.lede { color: var(--muted); font-size: 1.1rem; }
a { color: var(--accent); }
code { background: var(--code); border-radius: 4px; padding: .1em .35em; font-size: .9em; }
pre { background: var(--code); border-radius: 6px; padding: 1rem; overflow-x: auto; font-size: .85rem; line-height: 1.5; }
pre code { background: none; padding: 0; }
ul { padding-left: 1.2rem; margin: 0; }
li { margin-bottom: .75rem; }
.meta { color: var(--muted); font-size: .9rem; }
footer { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }
footer a { margin-right: 1rem; }