:root {
  color-scheme: light;
  --bg: #fcfaf7;
  --paper: #fffdf9;
  --ink: #25211d;
  --muted: #6f675f;
  --line: #e7ded2;
  --accent: #b76b42;
  --accent-soft: #f4d7c1;
  --nav: #f6f1e8;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  color: var(--ink);
}

body {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.site-header {
  background: var(--nav);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  align-items: center;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 980px;
  padding: 18px 24px;
}

.brand {
  color: var(--ink);
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: flex-end;
}

.nav a {
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
}

.nav a:hover {
  color: var(--ink);
}

.wrap {
  margin: 0 auto;
  max-width: 860px;
  padding: 52px 24px 72px;
}

.hero {
  max-width: 720px;
}

.eyebrow {
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  margin: 0 0 8px;
  text-transform: uppercase;
}

h1 {
  font-size: 42px;
  letter-spacing: 0;
  line-height: 1.12;
  margin: 0 0 16px;
}

h2 {
  border-top: 1px solid var(--line);
  font-size: 24px;
  letter-spacing: 0;
  line-height: 1.25;
  margin: 42px 0 12px;
  padding-top: 26px;
}

h3 {
  font-size: 18px;
  letter-spacing: 0;
  margin: 24px 0 8px;
}

p {
  margin: 0 0 16px;
}

ul {
  margin: 0 0 18px;
  padding-left: 24px;
}

li {
  margin: 7px 0;
}

.lead {
  color: var(--muted);
  font-size: 19px;
}

.meta {
  color: var(--muted);
  font-size: 14px;
  margin-top: 20px;
}

.notice {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  margin: 26px 0;
  padding: 18px;
}

.doc-list {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 30px;
}

.doc-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  display: block;
  min-height: 150px;
  padding: 18px;
  text-decoration: none;
}

.doc-card strong {
  display: block;
  font-size: 18px;
  margin-bottom: 8px;
}

.doc-card span {
  color: var(--muted);
  display: block;
  font-size: 14px;
  line-height: 1.55;
}

.toc {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  margin: 28px 0 36px;
  padding: 18px 18px 10px;
}

.toc strong {
  display: block;
  margin-bottom: 8px;
}

.toc ol {
  columns: 2;
  margin: 0;
  padding-left: 22px;
}

.footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  padding: 24px;
  text-align: center;
}

@media (max-width: 720px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .nav {
    justify-content: flex-start;
  }

  .wrap {
    padding: 36px 20px 56px;
  }

  h1 {
    font-size: 34px;
  }

  .doc-list {
    grid-template-columns: 1fr;
  }

  .toc ol {
    columns: 1;
  }
}