:root {
  --bg: #f3efe6;
  --bg-soft: #f8f4ec;
  --card: rgba(255, 255, 255, 0.82);
  --card-strong: #ffffff;
  --text: #1f2329;
  --muted: #66717d;
  --accent: #7c4f2a;
  --accent-soft: #d9b58f;
  --line: rgba(94, 79, 61, 0.16);
  --shadow: 0 20px 60px rgba(55, 45, 32, 0.12);
  --radius: 24px;
  --radius-sm: 16px;
  --content-max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(225, 186, 139, 0.32), transparent 40%),
    radial-gradient(circle at top right, rgba(118, 147, 173, 0.16), transparent 34%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
  font-family: "Source Sans 3", "Avenir Next", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.65;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.4) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.4) 1px, transparent 1px);
  background-size: 100% 100%, 42px 42px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.28), transparent 76%);
  opacity: 0.16;
}

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.14em;
}

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

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 9999;
  background: var(--card-strong);
  color: var(--text);
  padding: 0.75rem 1rem;
  border-radius: 999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.site-header,
.site-footer,
.page-shell {
  width: min(var(--content-max), calc(100vw - 2rem));
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem 0 0.5rem;
}

.site-brand {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.site-brand a {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.site-brand span,
.site-nav a,
.eyebrow,
.catalog-id,
.catalog-meta,
.hero-copy,
.site-footer {
  color: var(--muted);
}

.site-nav {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-nav a {
  text-decoration: none;
  font-weight: 600;
}

.content-layout,
.homepage-shell {
  padding: 1rem 0 3rem;
}

.homepage-shell {
  display: grid;
  gap: 1.25rem;
}

.card,
.content-card,
.sidebar-card,
.metadata-card,
.catalog-section,
.empty-state,
.hero,
.stats-row {
  background: var(--card);
  border: 1px solid rgba(122, 103, 76, 0.14);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero,
.stats-row,
.content-card {
  border-radius: var(--radius);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.8fr);
  gap: 1.1rem;
  align-items: end;
  padding: 1.35rem 1.5rem;
}

.hero h1,
.content-header h1,
.empty-state h2,
.catalog-card h3,
.sidebar-card h2,
.catalog-section-header h2 {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.1;
  margin: 0;
}

.hero h1 {
  font-size: clamp(1.9rem, 3.3vw, 3.4rem);
  max-width: 14ch;
}

.hero-copy {
  max-width: 54ch;
  font-size: 1rem;
}

.search-shell {
  display: grid;
  gap: 0.35rem;
  padding: 0.85rem 0.95rem;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.68);
}

.search-shell span {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.search-shell input {
  width: 100%;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 1rem;
}

.browse-summary {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.8rem;
  padding: 0.8rem 1rem;
  margin: 0;
}

.stats-row div {
  display: grid;
  gap: 0.2rem;
}

.stats-row strong {
  font-size: 1.35rem;
  line-height: 1;
}

.stats-row span {
  color: var(--muted);
  font-size: 0.94rem;
}

.catalog-root {
  display: grid;
  gap: 1.4rem;
}

.search-results {
  margin: 0;
}

.search-results:empty {
  display: none;
}

.catalog-section {
  border-radius: var(--radius);
  padding: 1.2rem;
}

.browse-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding: 0.9rem 1rem;
  border-radius: var(--radius);
  margin: 0;
}

.browse-tab-link {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  text-decoration: none;
  color: var(--muted);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.58);
  transition: background 150ms ease, color 150ms ease, border-color 150ms ease;
}

.browse-tab-link:hover,
.browse-tab-link.is-active {
  color: var(--accent);
  border-color: rgba(124, 79, 42, 0.2);
  background: rgba(124, 79, 42, 0.08);
}

.catalog-section-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1rem;
}

.catalog-section-header span {
  color: var(--muted);
  font-size: 0.92rem;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.browse-entry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.browse-entry-card {
  border-radius: 20px;
  border: 1px solid rgba(95, 77, 57, 0.14);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(244, 237, 227, 0.84));
  overflow: hidden;
  transition: transform 150ms ease, box-shadow 150ms ease;
}

.browse-entry-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 34px rgba(72, 56, 35, 0.16);
}

.catalog-card {
  border-radius: 20px;
  border: 1px solid rgba(95, 77, 57, 0.14);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(248, 243, 235, 0.78));
  overflow: hidden;
  transition: transform 150ms ease, box-shadow 150ms ease;
}

.catalog-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 34px rgba(72, 56, 35, 0.16);
}

.catalog-link {
  display: grid;
  gap: 0.65rem;
  padding: 1rem;
  min-height: 100%;
  text-decoration: none;
}

.catalog-card-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.catalog-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.6rem;
  border-radius: 999px;
  background: rgba(124, 79, 42, 0.1);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.catalog-id {
  font-size: 0.8rem;
  word-break: break-word;
  text-align: right;
}

.catalog-card h3 {
  font-size: 1.38rem;
}

.catalog-card p {
  margin: 0;
  color: var(--muted);
}

.catalog-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  font-size: 0.85rem;
}

.catalog-meta span,
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.22rem 0.56rem;
  border-radius: 999px;
  background: rgba(97, 118, 144, 0.12);
  color: #445266;
}

.content-card {
  padding: 1.3rem;
}

.content-header {
  display: grid;
  gap: 0.35rem;
  padding-bottom: 1rem;
}

.content-header h1 {
  font-size: clamp(2rem, 3vw, 3.4rem);
}

.eyebrow {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
}

.summary {
  margin: 0;
  max-width: 72ch;
  font-size: 1.06rem;
}

.metadata-card {
  border-radius: 20px;
  padding: 0.9rem 1rem;
  margin-bottom: 1rem;
}

.metadata-card dl {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.8rem 1rem;
  margin: 0;
}

.metadata-card dt {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-bottom: 0.2rem;
}

.metadata-card dd {
  margin: 0;
  font-weight: 600;
}

.article-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.75fr);
  gap: 1.2rem;
  align-items: start;
}

.article-body {
  min-width: 0;
}

.article-sidebar {
  display: grid;
  gap: 1rem;
  position: sticky;
  top: 1rem;
}

.sidebar-card {
  border-radius: 20px;
  padding: 1rem;
}

.sidebar-card h2 {
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
}

.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.4rem;
}

.timeline-event-list li {
  display: grid;
  gap: 0.12rem;
}

.timeline-event-heading {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.catalog-meta-inline {
  color: var(--muted);
  font-size: 0.82rem;
  margin-left: 0;
}

.importance-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.05rem 0.28rem;
  border-radius: 999px;
  background: rgba(124, 79, 42, 0.12);
  color: var(--accent);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1;
  vertical-align: middle;
}

.toc-list a {
  text-decoration: none;
  color: var(--muted);
}

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

.toc-level-3 {
  padding-left: 0.6rem;
}

.toc-level-4 {
  padding-left: 1.2rem;
}

.toc-level-5,
.toc-level-6 {
  padding-left: 1.8rem;
}

.link-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.link-cloud a,
.link-cloud .missing-link {
  display: inline-flex;
  padding: 0.32rem 0.58rem;
  border-radius: 999px;
  background: rgba(97, 118, 144, 0.12);
  color: #445266;
  text-decoration: none;
}

.missing-link {
  background: rgba(178, 74, 74, 0.12);
  color: #8b3a3a;
}

.prose {
  font-size: 1.03rem;
}

.prose h2,
.prose h3,
.prose h4,
.prose h5,
.prose h6 {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.15;
  margin-top: 2rem;
  margin-bottom: 0.65rem;
}

.prose h2 { font-size: 1.9rem; }
.prose h3 { font-size: 1.5rem; }
.prose h4 { font-size: 1.22rem; }

.prose p,
.prose ul,
.prose ol,
.prose blockquote,
.prose pre,
.prose hr {
  margin-top: 0;
  margin-bottom: 1rem;
}

.prose ul,
.prose ol {
  padding-left: 1.35rem;
}

.prose blockquote {
  padding: 0.15rem 1rem;
  border-left: 4px solid var(--accent-soft);
  background: rgba(255, 255, 255, 0.54);
  border-radius: 0 12px 12px 0;
}

.prose pre {
  overflow: auto;
  padding: 1rem;
  border-radius: 18px;
  background: #191d22;
  color: #edf2f7;
}

.prose code {
  padding: 0.14rem 0.34rem;
  border-radius: 8px;
  background: rgba(124, 79, 42, 0.08);
}

.prose pre code {
  padding: 0;
  background: transparent;
  color: inherit;
}

.prose hr {
  border: 0;
  border-top: 1px solid var(--line);
}

.empty-state {
  border-radius: var(--radius);
  padding: 2rem;
}

.empty-state p {
  color: var(--muted);
  margin-bottom: 0;
}

.site-footer {
  padding: 0.8rem 0 2rem;
  font-size: 0.95rem;
}

@media (max-width: 960px) {
  .hero,
  .article-grid,
  .stats-row {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    position: static;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .site-header,
  .site-footer,
  .page-shell {
    width: min(var(--content-max), calc(100vw - 1.1rem));
  }

  .hero,
  .content-card,
  .catalog-section,
  .sidebar-card,
  .metadata-card {
    border-radius: 18px;
  }

  .hero,
  .content-card {
    padding: 1rem;
  }

  .catalog-grid {
    grid-template-columns: 1fr;
  }
}