:root {
  color-scheme: light;
  --bg: #f6f7f8;
  --surface: #ffffff;
  --text: #16181d;
  --muted: #666f7d;
  --line: #dfe3e8;
  --accent: #116b5f;
  --accent-strong: #0a5148;
  --soft: #e8f3f1;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header,
.site-footer,
main {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand-link {
  font-weight: 800;
  text-decoration: none;
  font-size: 1.15rem;
}

.site-nav {
  display: flex;
  gap: 16px;
  color: var(--muted);
  font-size: 0.94rem;
}

.site-nav a {
  text-decoration: none;
}

.home-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  gap: 32px;
  align-items: end;
  padding: 56px 0 32px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2 {
  line-height: 1.2;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4.2rem);
  letter-spacing: 0;
}

.lead {
  max-width: 620px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.content-band,
.manual-page,
.empty-state {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  margin: 24px 0;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.section-heading h1,
.section-heading h2 {
  margin: 0;
  font-size: 1.4rem;
}

.section-heading p {
  margin: 0;
  color: var(--muted);
}

.search-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.search-page-form {
  margin-bottom: 20px;
  padding: 0;
  border: 0;
}

.search-form label {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.search-row {
  display: flex;
  gap: 8px;
}

input[type="search"] {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 12px;
  font: inherit;
}

button,
.button-link {
  min-height: 44px;
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  padding: 0 16px;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.manual-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.manual-list a {
  display: grid;
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  text-decoration: none;
  background: #fff;
}

.manual-title {
  font-weight: 800;
}

.manual-meta,
.manual-summary,
.empty,
.site-footer {
  color: var(--muted);
}

.manual-meta {
  font-size: 0.9rem;
}

.chip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.chip-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  text-decoration: none;
  background: #fff;
}

.chip-link small {
  color: var(--muted);
}

.manual-header {
  display: grid;
  gap: 12px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

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

.manual-facts,
.source-list,
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.manual-facts li,
.tag-list li {
  background: var(--soft);
  border-radius: 6px;
  padding: 5px 8px;
  font-size: 0.9rem;
}

.manual-body {
  max-width: 780px;
}

.manual-body h2,
.manual-body h3 {
  margin-top: 2rem;
}

.manual-body table {
  width: 100%;
  border-collapse: collapse;
  display: block;
  overflow-x: auto;
}

.manual-body th,
.manual-body td {
  border: 1px solid var(--line);
  padding: 8px;
  text-align: left;
}

.manual-footer-section {
  border-top: 1px solid var(--line);
  margin-top: 32px;
  padding-top: 20px;
}

.site-footer {
  padding: 32px 0 48px;
  font-size: 0.9rem;
}

@media (max-width: 760px) {
  .site-header,
  .section-heading,
  .search-row,
  .home-hero {
    display: block;
  }

  .site-nav {
    margin-top: 10px;
  }

  .home-hero {
    padding-top: 32px;
  }

  .search-form {
    margin-top: 18px;
  }

  .search-row button {
    width: 100%;
    justify-content: center;
    margin-top: 8px;
  }
}