:root {
  color-scheme: dark;
  --bg: #161b1c;
  --ink: #e8e2d0;
  --muted: #9a9686;
  --accent: #e0a64a;
  --line: #2c3536;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.8 system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}

h1 {
  font-size: 26px;
  margin: 8px 0 4px;
}

h2 {
  font-size: 17px;
  margin: 28px 0 6px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

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

pre {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font: 12px/1.7 ui-monospace, monospace;
}

section {
  scroll-margin-top: 16px;
}

.meta,
.back {
  color: var(--muted);
  font-size: 13px;
}

.notice {
  color: var(--muted);
  font-size: 13px;
}