:root {
  --bg: #fbf8f3;
  --fg: #2b2620;
  --muted: #6f665b;
  --link: #8a5a12;
  --rule: #e6ded2;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15120e;
    --fg: #ece4d8;
    --muted: #a99d8d;
    --link: #e8c48a;
    --rule: #3a332a;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Hiragino Sans", "Noto Sans JP", sans-serif;
  line-height: 1.8;
}

main {
  max-width: 44rem;
  margin: 0 auto;
  padding: 2.5rem 1rem 4rem;
}

h1 {
  font-size: 1.6rem;
  line-height: 1.4;
  margin: 0 0 0.5rem;
}

h2 {
  font-size: 1.1rem;
  margin: 2.25rem 0 0.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
}

.meta {
  color: var(--muted);
  font-size: 0.9rem;
}

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

ul {
  padding-left: 1.4rem;
}