:root {
  --bg: #f7f4ef;
  --ink: #1c1917;
  --muted: #78716c;
  --line: #e7e5e4;
  --accent: #9a3412;
  --card: #fffcf7;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Serif SC", "Songti SC", "Source Han Serif SC", serif;
  line-height: 1.85;
  min-height: 100vh;
}
.top {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.25rem 1.25rem 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
  border-bottom: 1px solid var(--line);
}
.brand {
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  letter-spacing: 0.04em;
}
.brand span {
  color: var(--muted);
  font-weight: 400;
  margin-left: 0.35rem;
  font-size: 0.92rem;
}
nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1rem;
  font-size: 0.95rem;
}
nav a:hover { color: var(--ink); }
.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 2.6rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  margin: 0.4rem 0 0.8rem;
}
.hero.compact h1 { font-size: 1.8rem; }
.kicker {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin: 0;
}
.lede { color: var(--muted); margin: 0; max-width: 36rem; }
.list { margin-top: 2.5rem; }
.list h2 { font-size: 1.1rem; margin-bottom: 1rem; }
.list ul { list-style: none; padding: 0; margin: 0; }
.list li {
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}
.list a { color: var(--ink); text-decoration: none; }
.list a:hover { color: var(--accent); }
.meta { color: var(--muted); font-size: 0.85rem; margin-left: 0.6rem; }
.prose h1 { margin-top: 0; }
.prose h2 { margin-top: 2rem; font-size: 1.15rem; }
.foot {
  max-width: 720px;
  margin: 0 auto;
  padding: 1rem 1.25rem 2.5rem;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--line);
}
.foot a { color: var(--ink); }