:root {
  --ink: #111111;
  --muted: #6b6b70;
  --blue: #2a7fde;
  --line: #e5e5ea;
  --bg: #ffffff;
  --card: #f2f2f7;
}
@media (prefers-color-scheme: dark) {
  :root { --ink: #ffffff; --muted: #a1a1a6; --blue: #5a9ef0; --line: #2c2c2e; --bg: #000000; --card: #1c1c1e; }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}
main { max-width: 680px; margin: 0 auto; padding: 32px 16px 64px; }
header { display: flex; align-items: center; gap: 12px; margin-bottom: 32px; }
header a { display: flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; font-weight: 700; font-size: 20px; }
header img { width: 32px; height: 32px; }
h1 { font-size: 32px; line-height: 1.2; margin: 0 0 4px; }
h2 { font-size: 20px; margin: 32px 0 8px; }
p, li { color: var(--ink); }
.updated { color: var(--muted); font-size: 15px; margin: 0 0 24px; }
a { color: var(--blue); }
ul { padding-left: 22px; }
li { margin: 4px 0; }
.card { background: var(--card); border-radius: 14px; padding: 16px 18px; margin: 16px 0; }
nav.links { display: flex; flex-direction: column; border-top: 1px solid var(--line); margin-top: 24px; }
nav.links a { padding: 16px 0; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none; font-weight: 500; display: flex; justify-content: space-between; }
nav.links a::after { content: "›"; color: var(--muted); }
footer { margin-top: 48px; color: var(--muted); font-size: 14px; }
footer a { color: var(--muted); }
.hero { text-align: center; padding-top: 24px; }
.hero img { width: 68px; height: 68px; }
.hero h1 { margin-top: 16px; }
.hero p { color: var(--muted); margin-top: 0; }