:root {
  --fg: #1a1a1a;
  --bg: #fdfdfb;
  --muted: #666;
  --accent: #0b5;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e8e8e6;
    --bg: #161616;
    --muted: #999;
    --accent: #4c9;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
  max-width: 38rem;
  font: 1.05rem/1.65 ui-serif, Georgia, "Times New Roman", serif;
  color: var(--fg);
  background: var(--bg);
}
header { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: 3rem; }
header nav a { margin-left: 1rem; }
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.25; font-weight: 600; }
time { color: var(--muted); font-size: 0.9rem; }
ul { padding-left: 0; list-style: none; }
main li { margin-bottom: 0.75rem; }
img, picture { max-width: 100%; height: auto; }
pre {
  overflow-x: auto;
  padding: 1rem;
  border-radius: 4px;
  background: color-mix(in srgb, var(--fg) 6%, transparent);
  font-size: 0.9rem;
}
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
footer { margin-top: 4rem; color: var(--muted); font-size: 0.9rem; }