:root {
  --bg-color: #ffffff;
  --bg-secondary: #f5f5f5;
  --text-color: #111111;
  --border-color: #cccccc;
  --accent-color: #007acc;
  --font-system: system-ui, -apple-system, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-color: #121212;
    --bg-secondary: #1e1e1e;
    --text-color: #e0e0e0;
    --border-color: #555555;
    --accent-color: #0098ff;
  }
}

* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-system);
  margin: 0;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.5;
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 32px 64px;
}

h1 {
  font-size: 1.5rem;
  margin: 0 0 4px;
  display: flex;
  align-items: center;
  gap: 8px;
}

h2 {
  font-size: 1.15rem;
  margin: 32px 0 10px;
}

.subtitle {
  opacity: 0.7;
  font-size: 0.875rem;
  margin: 0 0 20px;
}

a {
  color: var(--accent-color);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.toc {
  margin: 0 0 24px;
  font-size: 0.875rem;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
}

.toc span {
  opacity: 0.7;
}

.top-nav {
  font-size: 0.875rem;
  margin-bottom: 16px;
}

.breadcrumb {
  font-size: 0.8125rem;
  opacity: 0.75;
  margin-bottom: 8px;
}

.breadcrumb .sep {
  opacity: 0.5;
  margin: 0 2px;
}

.codebook-section {
  margin-bottom: 40px;
}

.empty-message {
  color: #888888;
  font-style: italic;
  font-size: 0.875rem;
  margin: 4px 0 16px;
}

.description {
  margin: 8px 0 16px;
  max-width: 65ch;
}

.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: 6px;
}

table.report-table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.8125rem;
}

table.report-table th,
table.report-table td {
  border: 1px solid var(--border-color);
  padding: 6px 10px;
  text-align: center;
  white-space: nowrap;
}

table.report-table th {
  background-color: var(--bg-secondary);
  font-weight: 600;
  position: sticky;
  top: 0;
  z-index: 1;
}

table.report-table td:first-child,
table.report-table th:first-child {
  text-align: left;
  position: sticky;
  left: 0;
  background-color: var(--bg-color);
  z-index: 1;
  min-width: 200px;
  max-width: 280px;
}

table.report-table th:first-child {
  background-color: var(--bg-secondary);
  z-index: 2;
}

table.report-table tbody tr:hover td {
  background-color: rgba(128, 128, 128, 0.08);
}

.code-cell {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow: hidden;
}

.code-name {
  overflow: hidden;
  text-overflow: ellipsis;
}

.code-chip {
  display: inline-block;
  width: 1.1em;
  height: 1.1em;
  border-radius: 4px;
  border: 1px solid rgba(0, 0, 0, 0.15);
  flex-shrink: 0;
  vertical-align: middle;
}

.dot {
  display: inline-block;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.15);
  vertical-align: middle;
}

td.absent {
  opacity: 0.35;
}

.case-list,
.subcode-list {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
  max-width: 420px;
}

.case-list li,
.subcode-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 4px;
  border-bottom: 1px solid var(--border-color);
}

.case-list li:last-child,
.subcode-list li:last-child {
  border-bottom: none;
}

/* List of codes applied in a case, each optionally followed by quotes */
.applied-codes {
  list-style: none;
  padding: 0;
  margin: 0;
}

.applied-codes > li {
  margin-bottom: 10px;
}

.applied-codes > li > .code-chip {
  margin-right: 6px;
}

/* One case's subheading on a code page, optionally followed by quotes */
.case-section {
  margin-bottom: 24px;
}

.case-section h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

/* List of curated quotes under a code (case page) or a case (code page) */
.quotes {
  list-style: none;
  padding: 0;
  margin: 6px 0 0;
}

.quotes > li {
  padding: 4px 0 2px;
}

blockquote.curated-quote {
  margin: 0 0 4px 0;
  padding: 6px 12px;
  border-left: 3px solid var(--border-color);
  background-color: var(--bg-secondary);
  border-radius: 0 4px 4px 0;
  font-family: var(--font-system);
  font-size: 0.875rem;
}

blockquote.curated-quote .translation {
  display: block;
  margin-top: 4px;
  font-style: italic;
  opacity: 0.85;
}

blockquote.curated-quote .note {
  display: block;
  margin-top: 4px;
  font-size: 0.75rem;
  opacity: 0.6;
}