:root {
  color-scheme: light;
  --bg: #f7f6f3;
  --text: #1c1b19;
  --muted: #5c5954;
  --link: #0b57d0;
  --line: #e2dfd8;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Hiragino Sans", "Noto Sans JP", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
}

main {
  max-width: 40rem;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

.brand {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand a {
  color: inherit;
  text-decoration: none;
}

h1 {
  margin: 0 0 0.75rem;
  font-size: 1.75rem;
  line-height: 1.3;
}

h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.1rem;
}

p, ul {
  margin: 0 0 1rem;
}

ul {
  padding-left: 1.25rem;
}

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

.links {
  list-style: none;
  padding: 0;
}

.links li {
  margin: 0 0 0.75rem;
}

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

.footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}