:root { color-scheme: light dark; --ink: #0b0b0c; --muted: #5b5b63; --line: #e6e6ea; --bg: #ffffff; --accent: #7a9c19; }
@media (prefers-color-scheme: dark) {
  :root { --ink: #f4f4f6; --muted: #a0a0aa; --line: #26262c; --bg: #0b0b0c; --accent: #c6f24e; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
main { max-width: 720px; margin: 0 auto; padding: 48px 24px 96px; }
header { border-bottom: 1px solid var(--line); padding-bottom: 20px; margin-bottom: 32px; }
h1 { font-size: 30px; letter-spacing: -0.02em; margin: 0 0 6px; }
h2 { font-size: 19px; letter-spacing: -0.01em; margin: 34px 0 8px; }
p, li { color: var(--ink); }
.lede, .meta { color: var(--muted); }
.meta { font-size: 14px; margin: 0; }
a { color: var(--accent); }
nav a { margin-right: 16px; font-size: 14px; }
footer { margin-top: 56px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }