:root {
  --bg: #f5f3ed;
  --paper: #fcfbf8;
  --ink: #292821;
  --muted: #726d63;
  --line: #d9d4c9;
  --accent: #ac593e;
  --accent-light: #eee0d5;
  --serif: Georgia, 'Times New Roman', serif;
  --sans: 'Segoe UI', Arial, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.6 var(--sans); min-height: 100vh; }
button, input, select { font: inherit; color: inherit; }
button, a, select, summary { touch-action: manipulation; }
button { cursor: pointer; }
button:disabled { cursor: default; opacity: .45; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
::selection { background: #dfc2ae; }

.site-header { text-align: center; padding: 34px 22px 22px; }
.home .site-header { padding-top: clamp(95px, 19vh, 170px); }
.brand { display: inline-flex; flex-wrap: wrap; align-items: center; justify-content: center; column-gap: 13px; text-decoration: none; }
.brand:hover { color: var(--ink); }
.brand svg { width: 40px; height: 43px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.brand > span:first-of-type { font: 400 58px/1 var(--serif); letter-spacing: -2.5px; }
.brand-caption { display: block; color: var(--muted); font-size: 12px; letter-spacing: .7px; margin: 12px 0 0; }
.brand .brand-caption { flex-basis: 100%; font: 12px/1.5 var(--sans); letter-spacing: .7px; }
.site-header nav { display: flex; justify-content: center; gap: 25px; margin-top: 23px; }
.site-header nav a { font-size: 13px; color: var(--muted); padding-bottom: 2px; border-bottom: 1px solid transparent; }
.site-header nav a:hover, .site-header nav a[aria-current='page'] { color: var(--ink); border-color: var(--accent); }
.has-results .brand svg, .secondary-view .brand svg { width: 27px; height: 30px; }
.has-results .brand > span:first-of-type, .secondary-view .brand > span:first-of-type { font-size: 39px; letter-spacing: -1.5px; }
.has-results .site-header, .secondary-view .site-header { padding-top: 27px; padding-bottom: 20px; }
.has-results .brand-caption, .secondary-view .brand-caption { margin-top: 7px; }
.has-results .site-header nav, .secondary-view .site-header nav { margin-top: 15px; }

main { width: 100%; max-width: 1052px; padding: 0 26px; margin: 0 auto; }
#environment { display: flex; align-items: center; justify-content: center; gap: 7px; color: var(--muted); font-size: 12px; text-align: center; margin: 0 auto 19px; max-width: 720px; }
#environment a { text-decoration: underline; text-underline-offset: 2px; }
.status-dot { display: inline-block; width: 5px; height: 5px; flex-shrink: 0; background: #a68158; border-radius: 50%; }
.connected .status-dot { background: #56684e; }
.notice { max-width: 1000px; margin: 12px auto 20px; padding: 11px 14px; color: #793e2b; background: var(--accent-light); border-left: 2px solid var(--accent); font-size: 13px; }

.search-panel { max-width: 720px; margin: 0 auto; }
.search-panel > label { display: block; font-size: 13px; margin: 0 0 7px; }
.search-field { display: flex; align-items: center; gap: 12px; padding: 4px 4px 4px 15px; border: 1px solid #bdb5a6; border-radius: 4px; background: var(--paper); }
.search-field:focus-within { border-color: var(--accent); outline: 1px solid var(--accent); }
.search-field > svg { width: 18px; height: 18px; fill: none; stroke: var(--muted); stroke-width: 1.5; flex-shrink: 0; }
.search-field input { flex: 1; min-width: 0; width: 100%; height: 42px; padding: 0; background: transparent; border: 0; outline: none; font-size: 15px; }
.search-field input:focus-visible { outline: none; }
.search-field input::placeholder { color: #918878; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; border: 1px solid transparent; border-radius: 3px; font-size: 13px; padding: 10px 19px; white-space: nowrap; }
.button.primary { color: #fffaf4; background: var(--accent); min-width: 91px; }
.button.primary:hover { background: #94492f; }
.button.secondary { border-color: #bfb7a8; background: transparent; }
.button.secondary:hover { background: #eee9df; }
.search-options { display: flex; justify-content: space-between; align-items: center; gap: 17px; margin-top: 13px; }
.topic-control, .cutoff-control { display: flex; align-items: center; gap: 8px; min-width: 0; }
.topic-control { flex: 1; }
.topic-control label, .cutoff-control label { color: var(--muted); font-size: 12px; white-space: nowrap; }
.topic-control select, .cutoff-control select { min-width: 0; border: 0; border-bottom: 1px solid transparent; background: transparent; padding: 3px 0; font-size: 12px; cursor: pointer; }
.topic-control select { max-width: 365px; text-overflow: ellipsis; }
.topic-control select:hover, .cutoff-control select:hover { border-bottom-color: var(--line); }
.search-actions { display: flex; align-items: center; justify-content: center; margin: 15px auto 0; max-width: 720px; }
.model-tabs { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.model-tabs button { display: inline-flex; align-items: center; gap: 6px; padding: 3px 0; border: 0; border-bottom: 1px solid transparent; color: var(--muted); background: none; font-size: 13px; }
.model-tabs button[aria-pressed='true'] { color: var(--accent); border-bottom-color: var(--accent); }
.model-tabs button:hover { color: var(--ink); }
.model-tabs button > span { font-size: 12px; }
.model-tabs svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.3; }
.results-heading { display: flex; justify-content: space-between; align-items: center; gap: 15px; margin-top: 31px; border-bottom: 1px solid var(--line); padding-bottom: 10px; }
.results-heading h2, .results-heading h3 { margin: 0; font-size: 14px; font-weight: 500; }
.results-heading .text-button { margin-left: auto; }
.text-button { border: 0; background: none; padding: 3px 0; font-size: 12px; color: var(--muted); }
.text-button:hover:not(:disabled) { color: var(--accent); text-decoration: underline; }
.search-info { display: flex; justify-content: space-between; gap: 18px; margin: 17px 0 12px; color: var(--muted); font-size: 12px; }
.search-info strong { font-weight: 500; color: #554c3e; }
.search-metrics { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px; padding-bottom: 12px; margin-bottom: 2px; border-bottom: 1px solid var(--line); }
.search-metrics:empty { display: none; }
.metric-mini { display: flex; align-items: baseline; gap: 7px; }
.metric-mini span { color: var(--muted); font-size: 12px; }
.metric-mini strong { font-size: 14px; font-weight: 500; font-variant-numeric: tabular-nums; }
.metrics-scope { font-size: 12px; color: var(--muted); margin: 0; }
.search-metrics .metrics-scope { flex: 1; min-width: 220px; }
.result-item { display: grid; grid-template-columns: 27px minmax(0, 1fr) 123px; gap: 14px; align-items: start; padding: 20px 0; border-bottom: 1px solid var(--line); }
.result-number { color: #918574; font-size: 13px; font-variant-numeric: tabular-nums; padding-top: 3px; }
.result-meta { display: flex; gap: 12px; font-size: 12px; color: #857969; margin-bottom: 4px; }
.result-meta code { font-size: 12px; }
.result-title { font-size: 18px; font-weight: 500; line-height: 1.45; margin: 0 0 6px; }
.result-title button { border: 0; padding: 0; background: none; text-align: left; font: inherit; color: var(--accent); }
.result-title button:hover { text-decoration: underline; text-underline-offset: 3px; }
.result-excerpt { margin: 0; color: #70675a; font-size: 13px; line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.result-excerpt mark { background: #e8ddc8; color: inherit; padding: 0 1px; }
.result-side { display: flex; flex-direction: column; gap: 9px; align-items: flex-end; padding-top: 2px; }
.relevance { display: inline-flex; align-items: center; gap: 5px; color: #516044; font-size: 12px; white-space: nowrap; }
.relevance::before { content: ''; width: 4px; height: 4px; border-radius: 50%; background: currentColor; }
.relevance.grade-1 { color: #867039; }
.relevance.grade-0, .relevance.unjudged { color: #8a8072; }
.relevance.unjudged::before { background: transparent; border: 1px solid currentColor; }
.score { font-family: Consolas, monospace; font-size: 12px; color: #7b6f5c; }
.score small { font: 12px var(--sans); color: #8d8375; margin-right: 6px; }
.result-note { color: #857968; font-size: 12px; line-height: 1.9; margin: 19px 0 0; }
.legend-dot { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: #607650; margin: 0 3px 1px 8px; }
.legend-dot.grade-1 { background: #9b8446; }
.legend-dot.grade-0 { background: #a29480; }
.legend-dot.unjudged { background: transparent; border: 1px solid #9d9280; }
.comparison { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 30px; }
.comparison-column > h3 { font-size: 14px; font-weight: 500; margin: 10px 0 3px; }
.comparison-metrics { display: flex; flex-wrap: wrap; gap: 12px; font-size: 12px; color: var(--muted); padding-bottom: 8px; }
.comparison-metrics strong { font-weight: 500; color: var(--ink); }
.comparison .result-item { grid-template-columns: 23px minmax(0, 1fr); gap: 9px; }
.comparison .result-side { grid-column: 2; flex-direction: row; justify-content: space-between; gap: 10px; flex-wrap: wrap; align-items: center; padding-top: 0; }
.comparison .result-title { font-size: 16px; }
.comparison .result-excerpt { -webkit-line-clamp: 3; }

.section-title { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 13px 0 25px; }
h1, .about-section h1 { font: 400 28px/1.3 var(--serif); margin: 0; }
.section-title p { color: var(--muted); font-size: 13px; margin: 8px 0 0; }
.evaluation-toolbar { display: flex; justify-content: space-between; gap: 20px; align-items: center; margin: 0 0 20px; }
.source-toggle { display: flex; flex-wrap: wrap; gap: 23px; }
.source-toggle button { border: 0; border-bottom: 1px solid transparent; background: none; padding: 3px 0; color: var(--muted); font-size: 13px; }
.source-toggle button[aria-pressed='true'] { color: var(--accent); border-bottom-color: var(--accent); }
.source-toggle span { font-size: 12px; }
.evaluation-source { color: var(--muted); font-size: 13px; line-height: 1.8; margin: 0 0 20px; }
.evaluation-source strong { font-weight: 500; color: var(--ink); }
.table-wrapper { overflow: auto; }
.metrics-table, .about-table { width: 100%; border-collapse: collapse; text-align: right; font-size: 13px; font-variant-numeric: tabular-nums; }
.metrics-table th, .about-table th { color: var(--muted); font-size: 12px; font-weight: 500; padding: 11px 10px; border-bottom: 1px solid #bab09d; white-space: nowrap; }
.metrics-table td, .about-table td { padding: 14px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.metrics-table th:first-child, .metrics-table td:first-child { text-align: left; padding-left: 0; }
.metrics-table .table-number { font-family: Consolas, monospace; }
.metrics-table .best { color: var(--accent); font-weight: 600; }
.metrics-table caption { text-align: left; }
.protocol { margin-top: 25px; border-bottom: 1px solid var(--line); }
.protocol summary { list-style: none; display: flex; justify-content: space-between; cursor: pointer; padding: 12px 0; font-size: 13px; }
.protocol summary::-webkit-details-marker { display: none; }
.protocol summary span { color: var(--muted); }
.protocol[open] summary span { transform: rotate(45deg); }
.protocol > div { max-width: 850px; color: var(--muted); font-size: 13px; line-height: 1.85; padding-bottom: 10px; }
.protocol strong { color: #554d40; font-weight: 500; }
.about-section { max-width: 760px; margin: 13px auto 0; }
.about-section > p { color: var(--muted); line-height: 1.9; font-size: 14px; }
.about-table { margin: 24px 0; text-align: left; }
.about-table th { width: 40%; color: var(--muted); font-weight: 400; padding-left: 0; }
.about-table td { white-space: normal; }
.about-links { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 22px; }
.about-links a { font-size: 13px; color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.site-footer { max-width: 1000px; padding: 30px 20px; margin: 32px auto 0; color: #8c8170; text-align: center; font-size: 12px; }
.site-footer a { text-decoration: underline; text-underline-offset: 3px; }
.home .site-footer { margin-top: 57px; }
.empty-state, .error-state { padding: 27px 0; color: var(--muted); }
.empty-state h3, .error-state h3 { font-size: 17px; font-weight: 500; margin: 0 0 9px; color: var(--ink); }
.empty-state p, .error-state p { max-width: 650px; font-size: 13px; line-height: 1.8; margin: 0 0 15px; }
.loading { opacity: .5; pointer-events: none; }
.loading-inline { color: var(--muted); font-size: 13px; padding: 20px 0; }

.skip-link { position: fixed; top: -60px; left: 15px; background: var(--ink); color: #fff; padding: 8px 12px; z-index: 10; }
.skip-link:focus { top: 10px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
dialog { width: calc(100% - 36px); max-width: 760px; max-height: 85vh; border: 1px solid var(--line); border-radius: 4px; padding: 25px 30px 30px; color: var(--ink); background: var(--paper); }
dialog::backdrop { background: rgba(41,35,25,.4); }
.dialog-top { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-bottom: 20px; }
.dialog-top > span, #document-id { color: var(--muted); font-size: 12px; }
.icon-button { border: 0; background: none; font-size: 27px; padding: 0 4px; color: var(--muted); line-height: 1; }
dialog h2 { font: 400 26px/1.4 var(--serif); margin: 0 0 20px; }
.document-label { font-size: 12px; color: var(--muted); margin: 22px 0 12px; }
#document-abstract { color: #6f6454; font-size: 14px; line-height: 1.9; }

@media (max-width: 700px) {
  main { padding: 0 20px; }
  .home .site-header { padding-top: clamp(72px, 12vh, 110px); }
  .site-header { padding-left: 20px; padding-right: 20px; }
  .brand svg { width: 35px; height: 38px; }
  .brand > span:first-of-type { font-size: 51px; }
  .brand-caption { font-size: 12px; }
  .site-header nav { margin-top: 20px; gap: 24px; }
  .has-results .site-header, .secondary-view .site-header { padding-top: 21px; padding-bottom: 19px; }
  #environment { font-size: 12px; line-height: 1.8; margin-bottom: 16px; align-items: baseline; }
  .search-field { gap: 8px; padding-left: 11px; }
  .search-field > svg { width: 16px; }
  .search-field input { font-size: 14px; height: 39px; }
  .search-field .button { min-width: 73px; padding: 9px 12px; font-size: 13px; }
  .search-options { align-items: flex-start; gap: 12px; }
  .topic-control { flex-direction: column; align-items: flex-start; gap: 2px; }
  .topic-control select { max-width: 100%; width: 100%; }
  .cutoff-control { flex-direction: column; align-items: flex-start; gap: 2px; }
  .search-actions { margin-top: 17px; }
  .model-tabs { gap: 16px; }
  .model-tabs button { font-size: 13px; }
  .model-tabs button > span { font-size: 12px; }
  .results-heading { margin-top: 25px; }
  .search-info { font-size: 12px; gap: 14px; align-items: flex-start; }
  .search-info > span:last-child { text-align: right; max-width: 135px; }
  .search-metrics { gap: 7px 17px; }
  .search-metrics .metrics-scope { flex-basis: 100%; }
  .result-item { grid-template-columns: 23px minmax(0, 1fr); gap: 9px; padding: 17px 0; }
  .result-title { font-size: 17px; }
  .result-excerpt { font-size: 13px; -webkit-line-clamp: 3; }
  .result-meta { flex-wrap: wrap; gap: 3px 10px; }
  .result-side { grid-column: 2; flex-direction: row; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 7px; padding-top: 1px; }
  .result-note { font-size: 12px; }
  .comparison { gap: 18px; }
  .comparison .result-item { grid-template-columns: minmax(0,1fr); }
  .comparison .result-number { display: none; }
  .comparison .result-side { grid-column: 1; }
  .comparison .result-title { font-size: 15px; }
  .comparison .result-meta > span { display: none; }
  .comparison .result-excerpt { font-size: 12px; -webkit-line-clamp: 3; }
  .comparison-metrics { gap: 5px; }
  .comparison .score small { display: none; }
  .section-title { align-items: flex-start; padding-top: 13px; padding-bottom: 23px; }
  h1, .about-section h1 { font-size: 26px; }
  .section-title .button { font-size: 12px; padding: 7px 11px; }
  .evaluation-toolbar { gap: 15px; align-items: flex-start; }
  .source-toggle { gap: 16px; }
  .source-toggle button { font-size: 13px; }
  .source-toggle span { display: none; }
  .evaluation-source { font-size: 12px; }
  .metrics-table th, .metrics-table td { padding-left: 9px; padding-right: 9px; }
  .about-table th { width: 43%; }
  .about-table td { padding-left: 14px; padding-right: 0; }
  .about-links { gap: 12px 20px; }
  .site-footer { padding-top: 25px; margin-top: 25px; font-size: 12px; }
  .home .site-footer { margin-top: 40px; }
  dialog { padding: 23px; }
  dialog h2 { font-size: 24px; }
}

@media (max-width: 390px) {
  .model-tabs { gap: 13px; }
  .model-tabs button > span { display: none; }
  .source-toggle { gap: 12px; }
  .source-toggle button { font-size: 12px; }
}