:root {
  --bg: #faf8f3;
  --ink: #1a1a1a;
  --accent: #1d6b4f;
  --muted: #666;
  --line: #e4e0d6;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Noto Serif", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.75;
}

.site-header,
.site-footer {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
}

.site-header .brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

article h1 {
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

.post-item time {
  display: block;
  color: var(--muted);
  font-size: 0.85rem;
}

.post-description {
  color: var(--muted);
}

.site-footer p {
  font-size: 0.85rem;
  color: var(--muted);
  text-align: center;
}