:root {
  color-scheme: dark;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  background: #090806;
  color: #f1eadc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 50% -20%, rgba(126, 55, 32, 0.26), transparent 48%),
    #090806;
  line-height: 1.75;
}

a {
  color: #d8b66a;
  text-underline-offset: 0.2em;
}

main {
  width: min(100% - 32px, 760px);
  margin: 0 auto;
  padding: 42px 0 64px;
}

header {
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(205, 164, 81, 0.3);
}

h1,
h2 {
  margin: 0;
  font-family: "Songti SC", "Noto Serif SC", serif;
  font-weight: 700;
  letter-spacing: 0;
}

h1 {
  color: #f4dfac;
  font-size: clamp(28px, 7vw, 38px);
}

h2 {
  margin-top: 30px;
  color: #dfc17d;
  font-size: 20px;
}

p,
li {
  font-size: 16px;
}

ul,
ol {
  padding-left: 1.35em;
}

.meta,
.operator {
  margin: 8px 0 0;
  color: #aaa092;
  font-size: 14px;
}

.notice {
  margin-top: 24px;
  padding: 14px 16px;
  border-left: 3px solid #9f3d2d;
  background: rgba(82, 47, 34, 0.35);
}

.document-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid rgba(205, 164, 81, 0.22);
}

@media (max-width: 420px) {
  main {
    width: min(100% - 28px, 760px);
    padding-top: 28px;
  }

  p,
  li {
    font-size: 15px;
  }
}