:root {
  color-scheme: light;
  --background: #f7f8f5;
  --surface: #ffffff;
  --text: #242721;
  --muted: #62675d;
  --accent: #c44d28;
  --border: #ddd8cf;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  line-height: 1.75;
}

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

.page {
  width: min(880px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 72px;
}

.hero,
.document {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: clamp(24px, 5vw, 48px);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 700;
}

h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 7vw, 3.25rem);
  line-height: 1.15;
}

h2 {
  margin: 36px 0 12px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 1.35rem;
}

p,
ul {
  margin: 0 0 18px;
}

ul {
  padding-left: 1.4em;
}

.meta {
  color: var(--muted);
}

.link-list {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.link-list a {
  display: block;
  padding: 16px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
}

.link-list a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.back-link {
  display: inline-block;
  margin-top: 28px;
}