:root {
  --fg: #1b1d21;
  --muted: #5c6370;
  --accent: #2f5d8a;
  --bg: #fbfbfa;
  --rule: #e3e3df;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e6e6e3;
    --muted: #9aa1ac;
    --accent: #7fb0d8;
    --bg: #16181b;
    --rule: #2a2d32;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;
}

.wrap {
  max-width: 42rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

header {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: baseline;
  justify-content: space-between;
  padding-top: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--rule);
}

nav.links a {
  margin-left: 1rem;
  color: var(--muted);
  text-decoration: none;
}

nav.links a:hover { color: var(--accent); }

.brand {
  font-weight: 600;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.01em;
}

main { padding: 2.5rem 1.25rem 3rem; }

h1 {
  font-size: 1.9rem;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}

h2 {
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  margin: 2.25rem 0 0.6rem;
}

.lead {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0 0 1rem;
}

a { color: var(--accent); }

section p { margin: 0.6rem 0; }

ul.posts {
  list-style: none;
  margin: 0.8rem 0 0;
  padding: 0;
}

ul.posts li {
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--rule);
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

ul.posts time {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  font-size: 0.9rem;
  min-width: 9.5rem;
}

footer {
  border-top: 1px solid var(--rule);
  padding-top: 1.25rem;
  padding-bottom: 2.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

footer p { margin: 0; }