.leaderboard-home-intro {
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  gap: var(--space-6);
  padding-block: clamp(1.35rem, 2.5vw, 2.25rem) clamp(1rem, 1.7vw, 1.4rem);
}

.leaderboard-home-copy h1 {
  max-width: none;
  margin-bottom: 0.35rem;
  font-size: clamp(2.4rem, 3.8vw, 3.5rem);
}

.leaderboard-home-copy .leaderboard-subtitle {
  margin-bottom: 0;
  color: var(--color-muted);
  font-size: clamp(0.92rem, 1.3vw, 1.05rem);
}

.leaderboard-lineage {
  max-width: 72rem;
  margin: 0.65rem 0 0;
  color: var(--color-ink-soft);
  font-size: clamp(0.76rem, 1vw, 0.84rem);
  line-height: 1.48;
}

.leaderboard-lineage a {
  color: var(--color-sapphire-dark);
  font-weight: 680;
}

.surface-kicker {
  margin-bottom: var(--space-2);
  color: var(--color-sapphire-dark);
  font-size: 0.69rem;
  font-weight: 820;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.leaderboard-fact-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-block: 1px solid var(--color-rule-strong);
  background: var(--color-paper);
}

.leaderboard-fact-rail > div {
  min-height: 4.75rem;
  padding: 0.65rem clamp(1rem, 2vw, 1.6rem);
  border-right: var(--rule);
}

.leaderboard-fact-rail > div:last-child {
  border-right: 0;
}

.leaderboard-fact-rail strong,
.leaderboard-fact-rail span,
.leaderboard-fact-rail small {
  display: block;
}

.leaderboard-fact-rail strong {
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.7vw, 2.1rem);
  font-weight: 580;
  line-height: 1;
}

.leaderboard-fact-rail span {
  margin-top: 0.28rem;
  color: var(--color-ink-soft);
  font-size: 0.83rem;
  font-weight: 680;
}

.leaderboard-fact-rail small {
  margin-top: 0.14rem;
  color: var(--color-muted);
  font-size: 0.72rem;
}

.leaderboard-product {
  margin-top: clamp(0.8rem, 1.5vw, 1.2rem);
  border: 1px solid var(--color-rule-strong);
  border-radius: var(--family-radius);
  background: var(--color-paper);
  box-shadow: var(--family-shadow);
}

.leaderboard-product-compact {
  margin-top: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.leaderboard-product-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-6);
  padding: clamp(1rem, 1.8vw, 1.45rem);
  border-bottom: var(--rule);
}

.leaderboard-product-header h2 {
  margin-bottom: 0.3rem;
  font-size: clamp(1.75rem, 2.8vw, 2.45rem);
}

.leaderboard-product-header p:last-child {
  max-width: 49rem;
  margin-bottom: 0;
  font-size: 0.9rem;
}

.surface-actions,
.feature-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.surface-actions {
  justify-content: flex-end;
}

.surface-actions .button {
  white-space: nowrap;
}

.leaderboard-toolbar {
  padding: 0.75rem clamp(1rem, 2.2vw, 1.6rem) 0.55rem;
  border-bottom: var(--rule);
  background: var(--color-surface);
}

.leaderboard-product-compact .leaderboard-toolbar {
  padding: 0 0 0.65rem;
  border-top: 0;
  border-bottom: 1px solid var(--color-rule-strong);
  background: transparent;
}

.leaderboard-toolbar-meta {
  display: flex;
  min-height: 1.7rem;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: 0.35rem;
}

.leaderboard-toolbar .filter-status {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.7rem;
}

.leaderboard-utility-actions {
  display: flex;
  gap: var(--space-4);
  align-items: center;
}

.leaderboard-utility-actions a,
.leaderboard-utility-actions button {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--color-muted);
  font-size: 0.7rem;
  font-weight: 680;
  text-decoration: none;
}

.cleaning-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(22rem, 0.8fr);
  gap: clamp(3rem, 7vw, 8rem);
  align-items: end;
  margin-top: clamp(4rem, 8vw, 8rem);
  padding: clamp(2.2rem, 5vw, 4.7rem);
  border-radius: var(--family-radius);
  background: var(--color-ink);
  color: #fff;
}

.cleaning-feature h2,
.cleaning-feature p,
.cleaning-feature dt,
.cleaning-feature dd {
  color: #fff;
}

.cleaning-feature .eyebrow {
  color: #9fb0ff;
}

.cleaning-feature-copy > p:not(.eyebrow) {
  max-width: 46rem;
  color: #d9dfdc;
  font-size: 1.05rem;
}

.cleaning-feature .button-secondary {
  border-color: #66716c;
  background: transparent;
  color: #fff;
}

.cleaning-feature-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid #56605b;
  border-left: 1px solid #56605b;
}

.cleaning-feature-stats > div {
  padding: var(--space-5);
  border-right: 1px solid #56605b;
  border-bottom: 1px solid #56605b;
}

.cleaning-feature-stats dt {
  color: #aeb8b3;
  font-size: 0.72rem;
  font-weight: 720;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.cleaning-feature-stats dd {
  margin-top: var(--space-2);
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  font-variant-numeric: tabular-nums;
  line-height: 1;
  white-space: nowrap;
}

.paper-feature {
  display: grid;
  grid-template-columns: minmax(13rem, 0.48fr) minmax(0, 1.52fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
  padding-block: clamp(4rem, 8vw, 8rem);
  border-bottom: var(--rule);
}

.paper-folio {
  display: flex;
  min-height: 17rem;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(1.5rem, 3vw, 2.4rem);
  border: 1px solid var(--color-rule-strong);
  background: var(--color-paper-strong);
  box-shadow: var(--family-shadow-small);
}

.paper-folio span,
.paper-folio small {
  color: var(--color-muted);
  font-size: 0.72rem;
  font-weight: 720;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.paper-folio strong {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.25vw, 2.85rem);
  font-weight: 560;
  line-height: 1;
}

.paper-feature-copy > p:not(.eyebrow, .paper-meta) {
  max-width: 47rem;
  font-size: 1.05rem;
}

.paper-meta {
  color: var(--color-muted);
  font-size: 0.82rem;
  font-weight: 680;
}

.paper-doi-line {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: var(--space-2);
  margin-block: var(--space-4);
  font-family: var(--font-data);
  font-size: 0.82rem !important;
}

.paper-doi-line > span {
  color: var(--color-muted);
  font-family: var(--font-interface);
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.product-trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding-top: clamp(3rem, 7vw, 6rem);
}

.product-trust-grid article {
  padding: var(--space-6);
  border: var(--rule);
  border-right: 0;
}

.product-trust-grid article:last-child {
  border-right: var(--rule);
}

.product-trust-grid article > span,
.citation-object-grid article > span {
  color: var(--color-sapphire);
  font-family: var(--font-data);
  font-size: 0.75rem;
}

.product-trust-grid h2 {
  margin-block: var(--space-4) var(--space-3);
  font-size: clamp(1.5rem, 2.5vw, 2.3rem);
}

.citation-summary dl {
  margin: var(--space-4) 0 0;
}

.citation-summary dl > div {
  padding-block: var(--space-3);
  border-top: var(--rule);
}

.citation-summary dt {
  color: var(--color-sapphire-dark);
  font-size: 0.69rem;
  font-weight: 780;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.citation-summary dd {
  margin-top: 0.2rem;
  color: var(--color-ink-soft);
  font-size: 0.76rem;
  line-height: 1.45;
}

.linked-methods {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  gap: 0;
  padding-block: clamp(2.5rem, 5vw, 4.5rem);
  border-bottom: var(--rule);
}

.linked-methods > div {
  padding: var(--space-6);
  border: var(--rule);
  border-right: 0;
}

.linked-methods > div:last-child {
  border-right: var(--rule);
}

.linked-methods h2 {
  font-size: clamp(1.65rem, 3vw, 2.8rem);
}

.method-lane span,
.paper-citation-card > span,
.method-map-lane > span {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--color-sapphire);
  font-size: 0.7rem;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.method-lane strong {
  font-family: var(--font-display);
  font-size: 1.45rem;
}

.paper-identity,
.paper-summary {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(20rem, 0.8fr);
  gap: clamp(2.5rem, 7vw, 7rem);
  align-items: start;
  padding-block: clamp(3.5rem, 7vw, 7rem);
  border-bottom: var(--rule);
}

.paper-identity-copy h2 {
  max-width: 13ch;
}

.paper-full-title {
  max-width: 45rem;
  font-size: 1.15rem;
}

.paper-citation-card {
  padding: var(--space-6);
  border: 1px solid var(--color-rule-strong);
  background: var(--color-paper);
  box-shadow: var(--family-shadow-small);
}

.paper-citation-card strong,
.paper-citation-card .external-link {
  display: block;
  color: var(--color-ink);
  font-family: var(--font-data);
  font-size: clamp(1rem, 2vw, 1.35rem);
  overflow-wrap: anywhere;
}

.paper-citation-card small,
.paper-reference-links dt {
  display: block;
  color: var(--color-muted);
  font-size: 0.69rem;
  font-weight: 720;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.paper-citation-card .external-link {
  display: inline-flex;
  font-size: clamp(0.95rem, 1.6vw, 1.12rem);
}

.paper-doi-primary,
.paper-doi-version {
  padding-block: var(--space-3);
}

.paper-doi-version {
  border-top: var(--rule);
}

.paper-method-map,
.citation-objects {
  padding-block: clamp(3.5rem, 7vw, 7rem);
  border-bottom: var(--rule);
}

.method-map-lane {
  display: grid;
  grid-template-columns: 10rem 1fr auto 1fr auto 1fr;
  gap: var(--space-4);
  align-items: center;
  padding: var(--space-5);
  border: var(--rule);
  border-bottom: 0;
  background: var(--color-paper);
}

.method-map-lane:last-child {
  border-bottom: var(--rule);
}

.method-map-lane > span {
  margin: 0;
}

.method-map-lane i {
  color: var(--color-rule-strong);
  font-size: 1.5rem;
  font-style: normal;
}

.method-map-lane p {
  grid-column: 2 / -1;
  margin: 0;
  color: var(--color-muted);
  font-size: 0.82rem;
}

.paper-summary > div:last-child p:first-child {
  font-size: 1.08rem;
}

.citation-object-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.citation-object-grid article {
  padding: var(--space-6);
  border: var(--rule);
  border-right: 0;
}

.citation-object-grid article:last-child {
  border-right: var(--rule);
}

.citation-object-grid strong {
  display: block;
  color: var(--color-ink-soft);
  font-size: 0.86rem;
  overflow-wrap: anywhere;
}

.paper-reference-links {
  margin: var(--space-5) 0 0;
}

.paper-reference-links > div + div {
  margin-top: var(--space-4);
}

.paper-reference-links dd {
  margin: 0.2rem 0 0;
  font-family: var(--font-data);
  font-size: 0.82rem;
  overflow-wrap: anywhere;
}

.citation-object-grid article > small {
  display: block;
  margin-top: var(--space-3);
  color: var(--color-muted);
  font-size: 0.74rem;
  line-height: 1.45;
}

.full-citation-block {
  display: grid;
  grid-template-columns: minmax(12rem, 0.6fr) minmax(0, 1.4fr);
  gap: var(--space-6);
  padding: var(--space-6);
  border: var(--rule);
  border-top: 0;
  background: var(--color-paper);
}

.full-citation-block h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.45rem;
}

.full-citation-block blockquote {
  margin: 0;
  padding-left: var(--space-5);
  border-left: 2px solid var(--color-sapphire);
}

.full-citation-block blockquote p {
  margin: 0;
  color: var(--color-ink-soft);
  font-size: 0.94rem;
  line-height: 1.65;
}

.full-citation-block > p {
  grid-column: 2;
  margin: 0;
  color: var(--color-muted);
  font-size: 0.78rem;
}

.home-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(28rem, 0.9fr);
  gap: clamp(2rem, 6vw, 7rem);
  align-items: center;
  min-height: 37rem;
  padding-block: clamp(3.5rem, 7vw, 6.5rem);
}

.eyebrow {
  margin-bottom: var(--space-4);
  color: var(--color-sapphire-dark);
  font-size: 0.75rem;
  font-weight: 820;
  letter-spacing: 0.12em;
  line-height: 1.2;
  text-transform: uppercase;
}

.home-hero h1 {
  max-width: 10ch;
  margin-bottom: var(--space-5);
}

.accent-dot {
  color: var(--color-sapphire);
}

.hero-copy > p {
  max-width: 40rem;
  font-size: clamp(1.18rem, 2vw, 1.5rem);
  line-height: 1.45;
}

.snapshot-rail,
.metric-rail {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-block: var(--rule);
}

.snapshot-rail > div,
.metric-rail > div {
  min-height: 8.5rem;
  padding: var(--space-5) var(--space-6);
  border-right: var(--rule);
}

.snapshot-rail > div:last-child,
.metric-rail > div:last-child {
  border-right: 0;
}

.snapshot-rail strong,
.metric-rail strong {
  display: block;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 520;
  line-height: 1;
}

.snapshot-rail span,
.metric-rail span,
.snapshot-rail small {
  display: block;
  margin-top: var(--space-2);
  color: var(--color-ink-soft);
}

.snapshot-rail small {
  color: var(--color-muted);
  font-size: 0.8rem;
}

.split-section,
.chart-with-copy {
  display: grid;
  grid-template-columns: minmax(17rem, 0.65fr) minmax(0, 1.35fr);
  gap: clamp(2.5rem, 6vw, 7rem);
}

.home-changes,
.home-leaderboard,
.home-evidence,
.orientation-links,
.analysis-section,
.method-section,
.method-two-column,
.numbered-section,
.trace-section,
.privacy-boundary,
.claims-grid,
.ranking-notes,
.cta-band {
  padding-block: clamp(3.5rem, 7vw, 7rem);
  border-bottom: var(--rule);
}

.section-copy h2 {
  margin-bottom: var(--space-5);
}

.section-copy > p {
  max-width: 34rem;
  font-size: 1.12rem;
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  padding: 0;
  list-style: none;
  color: var(--color-muted);
  font-size: 0.82rem;
}

.dot {
  display: inline-block;
  width: 0.55rem;
  height: 0.55rem;
  margin-right: var(--space-2);
  border-radius: 50%;
}

.dot.original { border: 1px solid var(--color-muted); }
.dot.clean { background: var(--color-sapphire); }
.dot.change { background: var(--color-teal); }

.shift-preview {
  min-width: 0;
  padding: clamp(1rem, 2vw, 1.6rem);
  border: var(--rule);
  border-radius: var(--family-radius);
  background: var(--color-paper);
  box-shadow: var(--family-shadow-small);
}

.axis-label,
.chart-summary,
.table-note,
.filter-status,
.disclosure-note,
.method-copy {
  color: var(--color-muted);
  font-size: 0.82rem;
}

.shift-preview ol {
  margin: 0;
  padding: 0;
  border-top: var(--rule);
  list-style: none;
}

.shift-preview li {
  display: grid;
  grid-template-columns: minmax(8rem, 1fr) minmax(12rem, 1.4fr) 5rem;
  gap: var(--space-4);
  align-items: center;
  min-height: 3.2rem;
  border-bottom: var(--rule);
}

.shift-model {
  overflow: hidden;
  font-weight: 580;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.shift-values {
  display: grid;
  grid-template-columns: 3.6rem 1fr 3.6rem;
  align-items: center;
  color: var(--color-muted);
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.shift-rule {
  position: relative;
  height: 1px;
  background: var(--color-rule-strong);
}

.shift-rule::before,
.shift-rule::after {
  position: absolute;
  top: -0.25rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  content: "";
}

.shift-rule::before { left: 0; border: 1px solid var(--color-muted); background: #fff; }
.shift-rule::after { right: 0; background: var(--color-sapphire); }
.shift-preview li > strong { color: var(--color-sapphire-dark); font-size: 0.9rem; font-variant-numeric: tabular-nums; text-align: right; }

.leaderboard-desktop {
  width: 100%;
  overflow: visible;
  background: var(--color-paper);
}

.leaderboard-table {
  table-layout: fixed;
  border-top: 0;
}

.leaderboard-table th,
.leaderboard-table td,
.compact-table th,
.compact-table td,
.subcategory-table th,
.subcategory-table td,
.table-scroll th,
.table-scroll td {
  padding: 0.62rem 0.75rem;
  border-bottom: var(--rule);
  vertical-align: middle;
}

.leaderboard-table th,
.leaderboard-table td { padding: 0.25rem 0.68rem; }

.leaderboard-table .result-row th,
.leaderboard-table .result-row td { padding-block: 0; }

.leaderboard-table .result-row { height: 2.4rem; }

.leaderboard-table thead th,
.compact-table thead th,
.subcategory-table thead th,
.table-scroll thead th {
  color: var(--color-muted);
  font-size: 0.73rem;
  font-weight: 650;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.leaderboard-table thead th {
  position: sticky;
  z-index: 12;
  top: 4.6rem;
  background: var(--color-paper);
  box-shadow: 0 1px 0 var(--color-rule);
}

.leaderboard-table thead th:nth-child(1) { width: 8%; }
.leaderboard-table thead th:nth-child(2) { width: 36%; }
.leaderboard-table thead th:nth-child(3) { width: 15%; }
.leaderboard-table thead th:nth-child(4) { width: 15%; }
.leaderboard-table thead th:nth-child(5) { width: 26%; }

.leaderboard-product-compact .leaderboard-table tbody.result-group:first-of-type .result-row {
  background: var(--family-blue-soft);
}

.leaderboard-table tbody.result-group:hover .result-row {
  background: var(--family-blue-soft);
}

.leaderboard-table tbody[hidden] {
  display: none;
}

.leaderboard-table .rank-cell {
  color: var(--color-sapphire);
  text-align: center;
  vertical-align: middle;
}

.leaderboard-table .rank-cell strong {
  display: inline;
  font-family: var(--font-display);
  font-size: 1.42rem;
  font-weight: 600;
  line-height: 1;
}

.rank-value {
  display: inline-grid;
  grid-template-columns: 3ch 2.4ch;
  align-items: baseline;
  justify-content: center;
  column-gap: 0;
  line-height: 1;
  white-space: nowrap;
}

.rank-value > strong {
  justify-self: end;
  font-variant-numeric: tabular-nums;
}

.rank-shift {
  display: inline-block;
  align-self: end;
  justify-self: start;
  font-family: var(--font-data);
  font-size: 0.56rem;
  font-weight: 720;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.rank-up { color: var(--color-teal); }
.rank-down { color: var(--family-orange); }
.rank-same { color: var(--color-rule-strong); }

.leaderboard-table .result-row th {
  overflow-wrap: anywhere;
  font-weight: 620;
}

.leaderboard-table .result-row th > span,
.leaderboard-table .result-row th > small,
.model-copy > strong,
.model-copy > small {
  display: block;
}

.leaderboard-table .result-row th > small {
  margin-top: 0.2rem;
  color: var(--color-muted);
  font-size: 0.7rem;
  font-weight: 520;
}

.model-cell {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.65rem;
}

.leaderboard-table .result-row th > .model-cell { display: flex; }

.provider-icon {
  display: block;
  box-sizing: border-box;
  width: 27px;
  height: 27px;
  flex: 0 0 27px;
  padding: 5px;
  border-radius: 8px;
  background: var(--family-provider-tile);
  object-fit: contain;
}

.provider-icon[src*="/neutral/"] { padding: 0; }

.provider-icon-fallback {
  border: 1px solid var(--color-rule-strong);
  color: var(--color-ink-soft);
  font-size: 0.58rem;
  font-weight: 820;
  letter-spacing: -0.04em;
}

.model-copy {
  min-width: 0;
}

.compact-evidence { display: none; }

.model-copy > strong {
  overflow: hidden;
  color: var(--color-ink);
  font-size: 0.88rem;
  font-weight: 720;
  line-height: 1.1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.model-copy > small {
  overflow: hidden;
  margin-top: 0.08rem;
  color: var(--color-muted);
  font-size: 0.66rem;
  font-weight: 520;
  line-height: 1.1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mobile-field-label { display: none; }

.leaderboard-table .result-row th,
.leaderboard-table .result-row td {
  font-size: 0.88rem;
}

.numeric {
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.clean-score,
.change-score {
  color: var(--color-sapphire-dark);
  font-weight: 650;
}

.clean-score {
  font-family: var(--font-interface);
  font-size: 1.22rem !important;
  font-weight: 780;
}

.impact-cell span,
.impact-cell strong {
  display: block;
  font-variant-numeric: tabular-nums;
}

.impact-cell span {
  margin-top: 0;
  color: var(--color-muted);
  font-size: 0.7rem;
}

.impact-cell strong {
  color: var(--color-teal);
  font-size: 0.91rem;
  font-weight: 720;
}

.leaderboard-table .mobile-field-label { display: none; }

.evidence-cell {
  min-width: 0;
}

.evidence-cell-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.evidence-cell-summary {
  display: block;
  min-width: 0;
}

.evidence-heading,
.rank-heading {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.rank-heading { gap: 0.16rem; }

.heading-key {
  display: inline-block;
  position: relative;
  text-transform: none;
}

.heading-key summary {
  display: grid;
  width: 1.35rem;
  height: 1.35rem;
  place-items: center;
  border: 1px solid var(--color-rule-strong);
  border-radius: 50%;
  color: var(--color-muted);
  cursor: help;
  list-style: none;
}

.heading-key summary::-webkit-details-marker { display: none; }
.heading-key summary .icon { width: 0.82rem; height: 0.82rem; }

.rank-key summary {
  width: 1.5rem;
  height: 1.5rem;
  border: 0;
}

.rank-key summary .icon {
  box-sizing: content-box;
  width: 0.52rem;
  height: 0.52rem;
  padding: 0.12rem;
  border: 1px solid var(--color-rule-strong);
  border-radius: 50%;
}

.evidence-key-popover {
  display: none;
  position: absolute;
  z-index: 40;
  top: calc(100% + 0.5rem);
  right: 0;
  width: min(25rem, calc(100vw - 2.25rem));
  padding: var(--space-4);
  border: 1px solid var(--color-rule-strong);
  border-radius: 0.65rem;
  background: var(--color-paper-strong);
  box-shadow: var(--family-shadow);
  color: var(--color-ink-soft);
  text-align: left;
}

.rank-key-popover {
  display: none;
  position: absolute;
  z-index: 40;
  top: calc(100% + 0.5rem);
  left: 0;
  width: min(19rem, calc(100vw - 2.25rem));
  padding: var(--space-4);
  border: 1px solid var(--color-rule-strong);
  border-radius: 0.65rem;
  background: var(--color-paper-strong);
  box-shadow: var(--family-shadow);
  color: var(--color-ink-soft);
  font-size: 0.72rem;
  font-weight: 520;
  letter-spacing: 0;
  line-height: 1.4;
  text-align: left;
  text-transform: none;
}

.rank-key[open] .rank-key-popover,
.rank-key:hover .rank-key-popover,
.rank-key:focus-within .rank-key-popover { display: block; }
.rank-key-popover > strong { color: var(--color-ink); font-size: 0.86rem; }
.rank-key-popover p { margin: 0.25rem 0 0; }
.rank-key-popover dl { display: grid; grid-template-columns: repeat(3, auto 1fr); gap: 0.25rem 0.4rem; margin: 0.65rem 0; }
.rank-key-popover dl > div { display: contents; }
.rank-key-popover dt { color: var(--color-sapphire-dark); font-weight: 800; }
.rank-key-popover dd { margin: 0; }

.evidence-key[open] .evidence-key-popover,
.evidence-key:hover .evidence-key-popover,
.evidence-key:focus-within .evidence-key-popover { display: block; }
.evidence-key-popover > strong { color: var(--color-ink); font-size: 0.86rem; text-transform: none; }
.evidence-key-popover > p { margin: 0.2rem 0 var(--space-3); color: var(--color-muted); font-size: 0.72rem; font-weight: 520; letter-spacing: 0; text-transform: none; }
.evidence-key-popover ul { display: grid; gap: 0.45rem; margin: 0; padding: 0; list-style: none; }
.evidence-key-popover li { display: grid; grid-template-columns: minmax(8.5rem, 0.8fr) 1.2fr; gap: var(--space-3); align-items: start; }
.evidence-key-popover li p { margin: 0; color: var(--color-muted); font-size: 0.68rem; font-weight: 520; letter-spacing: 0; line-height: 1.35; text-transform: none; }
.evidence-key-popover a { display: inline-block; margin-top: var(--space-3); font-size: 0.7rem; font-weight: 720; letter-spacing: 0; text-transform: none; }

.leaderboard-table .evidence-label {
  display: inline-flex;
  min-height: 0;
  align-items: center;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--color-ink-soft);
  font-size: 0.72rem;
  font-weight: 620;
  line-height: 1.25;
}

.leaderboard-table .evidence-label::before {
  width: 0.56rem;
  height: 0.56rem;
  flex: 0 0 0.56rem;
  margin-right: 0.48rem;
  border-radius: 0.14rem;
  background: currentColor;
  content: "";
}

.leaderboard-table .evidence-strict { color: var(--color-teal); }
.leaderboard-table .evidence-compatibility { color: #287e83; }
.leaderboard-table .evidence-derived_uniform { color: var(--color-violet); }
.leaderboard-table .evidence-targeted_recovery { color: var(--family-orange); }
.leaderboard-table .evidence-native_strict { color: var(--color-sapphire); }
.leaderboard-table .evidence-native_composite { color: var(--color-sapphire-dark); }

.organization-cell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  color: var(--color-muted);
}

.row-toggle {
  display: grid;
  width: 1.65rem;
  height: 1.65rem;
  flex: 0 0 auto;
  place-items: center;
  border: 0;
  background: transparent;
  color: var(--color-ink-soft);
}

.row-toggle[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.evidence-row td {
  padding: var(--space-5) var(--space-6) var(--space-6);
  background: var(--color-paper-strong);
}

.evidence-row h3 {
  margin-bottom: var(--space-5);
  font-family: var(--font-interface);
  font-size: 0.9rem;
  letter-spacing: 0;
}

.evidence-detail-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-5);
}

.evidence-detail-grid .wide-detail {
  grid-column: span 2;
}

.evidence-detail-grid span,
.evidence-detail-grid strong,
.evidence-detail-grid code {
  display: block;
}

.evidence-detail-grid span {
  color: var(--color-muted);
  font-size: 0.74rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.evidence-detail-grid strong,
.evidence-detail-grid code {
  margin-top: var(--space-1);
  color: var(--color-ink-soft);
  font-size: 0.86rem;
  font-weight: 520;
  overflow-wrap: anywhere;
}

.leaderboard-filters {
  display: flex;
  flex: 1 1 auto;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.model-picker {
  position: relative;
  min-width: min(100%, 18rem);
  flex: 1 1 18rem;
}

.model-picker .search-control { width: 100%; }

.model-picker-menu,
.rich-picker-menu {
  position: absolute;
  z-index: 30;
  top: calc(100% + 0.35rem);
  left: 0;
  width: min(22rem, calc(100vw - 2.25rem));
  max-height: 21rem;
  overflow-y: auto;
  padding: 0.4rem;
  border: 1px solid var(--color-rule-strong);
  border-radius: 0.65rem;
  background: rgb(255 253 248 / 0.98);
  box-shadow: var(--family-shadow);
}

.model-picker-menu > p {
  margin: 0;
  padding: 0.4rem 0.55rem 0.3rem;
  color: var(--color-muted);
  font-size: 0.65rem;
  font-weight: 760;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.model-picker-options,
.picker-option-list { display: grid; gap: 0.15rem; }

.model-picker-options button,
.picker-option-list button {
  display: grid;
  width: 100%;
  min-height: 2.5rem;
  grid-template-columns: 1.45rem minmax(0, 1fr) auto;
  gap: 0.55rem;
  align-items: center;
  padding: 0.4rem 0.55rem;
  border: 0;
  border-radius: 0.5rem;
  background: transparent;
  color: var(--color-ink-soft);
  cursor: pointer;
  text-align: left;
}

.model-picker-options button:hover,
.model-picker-options button[aria-selected="true"],
.model-picker-options button:focus-visible,
.picker-option-list button:hover,
.picker-option-list button[aria-selected="true"],
.picker-option-list button:focus-visible { background: var(--family-blue-soft); color: var(--color-sapphire-dark); }
.model-picker-options img,
.picker-option-list img {
  box-sizing: border-box;
  width: 22px;
  height: 22px;
  padding: 4px;
  border-radius: 7px;
  background: var(--family-provider-tile);
  object-fit: contain;
}
.model-picker-options span,
.picker-option-list span { min-width: 0; overflow: hidden; font-size: 0.78rem; font-weight: 730; text-overflow: ellipsis; white-space: nowrap; }
.model-picker-options small,
.picker-option-list small { color: var(--color-muted); font-size: 0.64rem; white-space: nowrap; }

.model-option-copy { min-width: 0; }
.model-option-copy strong,
.model-option-copy small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.model-option-copy strong { font-size: 0.78rem; }
.model-option-copy small { margin-top: 0.1rem; }

.rich-picker {
  position: relative;
  min-width: 0;
  flex: 0 1 13rem;
}

.rich-picker-native {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
}

.rich-picker-trigger {
  display: flex;
  width: 100%;
  min-height: 2.9rem;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--color-rule-strong);
  border-radius: 0.45rem;
  background: var(--color-paper-strong);
  color: var(--color-ink);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 650;
}

.rich-picker-trigger > span:first-child { display: inline-flex; min-width: 0; align-items: center; gap: 0.45rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rich-picker-trigger img {
  box-sizing: border-box;
  width: 22px;
  height: 22px;
  padding: 4px;
  border-radius: 7px;
  background: var(--family-provider-tile);
  object-fit: contain;
}

.model-picker-options img[src*="/neutral/"],
.picker-option-list img[src*="/neutral/"],
.rich-picker-trigger img[src*="/neutral/"] { padding: 0; }
.rich-picker-trigger[aria-expanded="true"] .icon { transform: rotate(180deg); }

.picker-search {
  display: block;
  position: sticky;
  z-index: 1;
  top: -0.4rem;
  margin: -0.4rem -0.4rem 0.3rem;
  padding: 0.4rem;
  border-bottom: var(--rule);
  background: rgb(255 253 248 / 0.98);
}

.picker-search input { width: 100%; min-width: 0; min-height: 2.3rem; padding: 0.45rem 0.55rem; font-size: 0.78rem; }
.provider-icon-all {
  width: 0.3rem;
  height: 0.3rem;
  margin: 0 0.75rem 0.75rem 0;
  border-radius: 0.08rem;
  background: var(--color-sapphire);
  box-shadow: 0.45rem 0 var(--color-teal), 0 0.45rem var(--color-violet), 0.45rem 0.45rem var(--family-orange);
}

.more-filters {
  display: block;
  position: relative;
  min-width: 0;
  flex: 0 0 10rem;
}

.more-filters-toggle {
  display: flex;
  width: 100%;
  min-height: 3rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--color-rule-strong);
  border-radius: 0.45rem;
  background: var(--color-paper-strong);
  color: var(--color-ink);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 620;
}

.more-filters-toggle::after {
  color: var(--color-sapphire);
  content: "+";
  font-size: 1.25rem;
}

.more-filters.is-open > .more-filters-toggle::after { content: "−"; }

.more-filter-controls {
  display: none;
}

.more-filters.is-open .more-filter-controls {
  display: grid;
  position: absolute;
  z-index: 20;
  top: calc(100% + 0.35rem);
  right: 0;
  width: min(20rem, calc(100vw - 2.25rem));
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--color-rule-strong);
  border-radius: 0.45rem;
  background: var(--color-paper-strong);
  box-shadow: var(--family-shadow-small);
}

.more-filter-controls label,
.more-filter-controls select {
  width: 100%;
}

.leaderboard-filters label,
.leaderboard-filters input,
.leaderboard-filters select,
.question-filters label,
.question-filters select {
  min-height: 2.9rem;
}

.leaderboard-filters label,
.question-filters label {
  display: flex;
  align-items: center;
}

.leaderboard-filters > label {
  min-width: 0;
}

.leaderboard-filters > label:not(.search-control) {
  flex: 0 1 13rem;
}

.leaderboard-filters > label:not(.search-control) select {
  width: 100%;
}

.leaderboard-filters input,
.leaderboard-filters select,
.question-filters select {
  min-width: 10rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--color-rule-strong);
  border-radius: 0.45rem;
  background: var(--color-paper-strong);
  color: var(--color-ink);
}

@media (min-width: 768px) {
  .more-filter-controls label:first-child,
  .more-filter-controls label:first-child select { width: 100%; max-width: none; }
}

.search-control {
  position: relative;
  min-width: min(100%, 18rem);
}

.search-control svg {
  position: absolute;
  left: 0.75rem;
  color: var(--color-muted);
}

.search-control input {
  width: 100%;
  padding-left: 2.35rem;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: var(--space-5) var(--space-4);
}

.pagination span {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
}

.pagination button {
  min-width: 2.75rem;
  min-height: 2.75rem;
  border: 1px solid var(--color-rule-strong);
  border-radius: 999px;
  background: var(--color-paper-strong);
  color: var(--color-ink);
}

.pagination button[aria-current="page"] {
  border-color: var(--color-sapphire);
  background: var(--color-sapphire);
  color: #fff;
}

.evidence-summary-list {
  overflow: hidden;
  border: var(--rule);
  border-radius: var(--family-radius);
  background: var(--color-paper);
  box-shadow: var(--family-shadow-small);
}

.evidence-summary-list > .evidence-summary {
  border-bottom: var(--rule);
}

.evidence-summary summary {
  display: grid;
  min-height: 4.25rem;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-4);
  cursor: pointer;
  list-style: none;
}

.evidence-summary summary::-webkit-details-marker { display: none; }
.evidence-summary p { max-width: var(--reading-max); padding-bottom: var(--space-5); }

.orientation-links > div,
.threshold-grid,
.claims-grid,
.pattern-grid,
.disclosure-grid,
.privacy-boundary > div,
.ranking-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
}

.orientation-links article,
.threshold-grid article,
.claims-grid article,
.pattern-grid article,
.disclosure-grid article,
.privacy-boundary article,
.ranking-notes article {
  padding: var(--space-6);
  border: var(--rule);
  border-right: 0;
}

.orientation-links article:last-child,
.threshold-grid article:last-child,
.pattern-grid article:last-child,
.disclosure-grid article:last-child,
.privacy-boundary article:last-child,
.ranking-notes article:last-child {
  border-right: var(--rule);
}

.orientation-links h3,
.threshold-grid h3,
.claims-grid h2,
.pattern-grid h3,
.disclosure-grid h3,
.privacy-boundary h3,
.ranking-notes h2 {
  font-family: var(--font-interface);
  font-size: 1rem;
  letter-spacing: 0;
  line-height: 1.35;
}

.metric-rail {
  grid-template-columns: repeat(4, 1fr);
  margin-top: var(--space-7);
}

.metric-rail strong,
.metric-rail > div > span:first-child {
  color: var(--color-sapphire);
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
}

.metric-rail .negative {
  color: var(--color-magenta);
}

.chart-with-copy {
  grid-template-columns: minmax(0, 1.5fr) minmax(16rem, 0.5fr);
}

.chart-shell {
  min-height: 30rem;
  border: var(--rule);
  background: #fff;
}

.chart-short {
  min-height: 21rem;
}

.chart-loading,
.chart-error {
  display: grid;
  min-height: inherit;
  place-items: center;
  padding: var(--space-5);
  text-align: center;
}

.chart-with-copy aside {
  padding: var(--space-5);
  border-left: 2px solid var(--color-sapphire);
  background: var(--color-surface);
}

.data-fallback {
  margin-top: var(--space-5);
}

.data-fallback summary {
  cursor: pointer;
  color: var(--color-sapphire-dark);
  font-weight: 650;
}

.compact-table,
.subcategory-table {
  border-top: 2px solid var(--color-ink);
}

.compact-table th span {
  display: block;
  color: var(--color-muted);
  font-size: 0.76rem;
  font-weight: 450;
}

.claims-grid {
  grid-template-columns: repeat(2, 1fr);
}

.claims-grid article:last-child { border-right: var(--rule); }
.claims-grid li { margin-bottom: var(--space-4); }
.claims-grid li span { display: block; color: var(--color-muted); }

.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-7);
}

.cta-band h2 { margin: 0; }
.cta-band > div { display: flex; flex-wrap: wrap; gap: var(--space-3); }

.evidence-counts {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  border-block: 2px solid var(--color-sapphire);
}

.evidence-counts > div {
  padding: var(--space-5);
  border-right: var(--rule);
}

.evidence-counts > div:last-child { border-right: 0; }
.evidence-counts strong { display: block; color: var(--color-sapphire); font-family: var(--font-display); font-size: 2.4rem; }
.evidence-counts span { color: var(--color-muted); font-size: 0.78rem; }

.evidence-class-list {
  border-top: 2px solid var(--color-ink);
}

.evidence-class {
  display: grid;
  grid-template-columns: minmax(10rem, 0.8fr) minmax(15rem, 1.3fr) minmax(15rem, 1.4fr) 5rem;
  gap: var(--space-6);
  padding-block: var(--space-5);
  border-bottom: var(--rule);
}

.evidence-class h3,
.evidence-class p { margin-bottom: 0; }
.evidence-class > strong { color: var(--color-sapphire); font-family: var(--font-display); font-size: 2rem; text-align: right; }

.trace-grid,
.uncertainty-grid,
.method-two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 6vw, 6rem);
}

.method-two-column > * {
  min-width: 0;
}

.trace-grid ol {
  margin: 0;
  padding-left: 1.4rem;
  counter-reset: trace;
}

.trace-grid li { padding: 0.65rem 0 0.65rem var(--space-3); border-bottom: var(--rule); }
.trace-grid aside { padding: var(--space-6); border: 1px solid var(--color-sapphire); }
.trace-grid dl > div,
.citation-details > div { display: grid; grid-template-columns: 9rem 1fr; gap: var(--space-4); padding-block: var(--space-2); border-bottom: var(--rule); }
.trace-grid dt,
.citation-details dt { color: var(--color-muted); }

.privacy-boundary > div,
.disclosure-grid { grid-template-columns: repeat(2, 1fr); }
.privacy-boundary article:last-child,
.disclosure-grid article:last-child { border-right: var(--rule); }

.method-section h2 > span,
.method-two-column h2 > span,
.numbered-section h2 > span {
  margin-right: var(--space-3);
  color: var(--color-sapphire);
  font-family: var(--font-interface);
  font-size: 0.65em;
}

.pipeline,
.process-rail {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  margin: var(--space-6) 0;
  padding: 0;
  list-style: none;
}

.pipeline li,
.process-rail li {
  position: relative;
  min-height: 8rem;
  padding: var(--space-4);
  border-block: var(--rule);
  border-left: var(--rule);
}

.pipeline li:last-child,
.process-rail li:last-child { border-right: var(--rule); }
.pipeline strong { display: block; margin-bottom: var(--space-3); color: var(--color-sapphire); font-family: var(--font-display); font-size: 1.8rem; }
.pipeline span,
.process-rail li { font-size: 0.82rem; }
.boundary-label,
.boundary-note { padding: var(--space-3) var(--space-4); border-left: 3px solid var(--color-sapphire); background: var(--color-surface); color: var(--color-ink-soft); }

.included-excluded {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin-bottom: var(--space-5);
}

.included-excluded > div { padding: var(--space-5); border: var(--rule); }
.included-excluded > div + div { border-left: 0; }

.equation {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-6);
  border: var(--rule);
  text-align: center;
}

.equation strong,
.equation span { display: block; }
.equation > span { color: var(--color-sapphire); font-size: 2rem; }
.equation div span { margin-top: var(--space-2); color: var(--color-muted); font-size: 0.78rem; }
.warning { padding: var(--space-4); border-left: 3px solid var(--color-magenta); background: var(--color-magenta-soft); color: #7d003d; }

.bootstrap-visual { padding: var(--space-5); border: var(--rule); }
.bootstrap-vector { display: grid; grid-template-columns: repeat(18, 1fr); gap: 0.25rem; margin-bottom: var(--space-5); }
.bootstrap-vector span { aspect-ratio: 1; border: 1px solid var(--color-sapphire); border-radius: 50%; }
.bootstrap-vector .clean { background: var(--color-teal); }
.bootstrap-vector .removed { border-color: var(--color-magenta); background: var(--color-magenta); }
.bootstrap-models > div { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: var(--space-3); padding-block: var(--space-2); border-top: var(--rule); font-size: 0.78rem; }
.bootstrap-models span { color: var(--color-muted); }

.admission-tree { margin: 0; padding: 0; list-style: none; }
.admission-tree li { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); padding: var(--space-3); border-bottom: var(--rule); }
.admission-tree strong { color: var(--color-sapphire-dark); }

.release-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-sapphire);
  color: var(--color-sapphire-dark);
  font-weight: 650;
}

.table-scroll {
  max-width: 100%;
  min-width: 0;
  position: relative;
  overflow-x: auto;
}
.page-downloads code,
.page-downloads pre {
  overflow-wrap: anywhere;
}
.copy-button { display: inline-flex; min-height: 2.75rem; align-items: center; gap: var(--space-2); padding: 0.5rem 0.8rem; border: var(--rule); background: #fff; color: var(--color-ink); }
.release-record { padding: var(--space-6); border: var(--rule); }
.release-record dl > div { display: grid; grid-template-columns: 12rem 1fr; gap: var(--space-4); min-width: 0; padding-block: var(--space-2); border-bottom: var(--rule); }
.release-record dd { min-width: 0; }

.question-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-block: var(--space-6) var(--space-3);
}

.question-filters label { flex-direction: column; align-items: flex-start; color: var(--color-muted); font-size: 0.75rem; }
.question-filters select { min-width: 12rem; margin-top: var(--space-1); }
.question-filters select:disabled { cursor: not-allowed; color: var(--color-muted); background: var(--color-surface); }

.domain-bars { margin: 0; padding: 0; border-top: 2px solid var(--color-ink); list-style: none; }
.domain-bars li { display: grid; grid-template-columns: 1fr 6rem minmax(10rem, 2fr) 5rem; gap: var(--space-4); align-items: center; min-height: 3.8rem; border-bottom: var(--rule); }
.domain-bars progress,
.subcategory-table meter { width: 100%; height: 0.65rem; border: 0; background: var(--color-rule); }
.domain-bars progress::-webkit-progress-bar { background: var(--color-rule); }
.domain-bars progress::-webkit-progress-value { background: var(--color-sapphire); }
.subcategory-table meter::-webkit-meter-bar { background: var(--color-rule); border: 0; }
.subcategory-table meter::-webkit-meter-optimum-value { background: var(--color-teal); }
.suppression-label { color: var(--color-magenta); font-size: 0.78rem; }
.pattern-grid article > strong { color: var(--color-sapphire); font-family: var(--font-display); font-size: 2rem; }
.process-rail { grid-template-columns: repeat(4, 1fr); }

.reading-column { max-width: var(--reading-max); margin-inline: auto; padding-block: var(--space-8); }
.reading-column h2 { margin-top: var(--space-7); }
.not-found { max-width: 50rem; margin-inline: auto; padding-block: 10rem; text-align: center; }
.error-code { margin-bottom: var(--space-2); color: var(--color-sapphire); font-family: var(--font-display); font-size: 5rem; line-height: 1; }

@media (max-width: 1199px) {
  .leaderboard-filters {
    flex-wrap: nowrap;
  }
  .leaderboard-filters .search-control {
    min-width: 15rem;
    flex: 1 1 18rem;
  }
  .leaderboard-filters > label:not(.search-control) {
    min-width: 0;
    flex: 0 1 13rem;
  }
  .more-filters {
    display: block;
    position: relative;
    flex: 0 1 10rem;
  }
  .more-filters-toggle {
    display: flex;
    width: 100%;
    min-height: 2.9rem;
    align-items: center;
    justify-content: space-between;
    padding: 0.65rem 0.8rem;
    border: 1px solid var(--color-rule-strong);
    border-radius: 0.45rem;
    background: var(--color-paper-strong);
    color: var(--color-ink);
    cursor: pointer;
    font-size: 0.78rem;
  }
  .more-filters-toggle::after {
    color: var(--color-sapphire);
    content: "+";
    font-size: 1.4rem;
  }
  .more-filters.is-open > .more-filters-toggle::after { content: "−"; }
  .more-filter-controls { display: none; }
  .more-filters.is-open .more-filter-controls {
    display: grid;
    position: absolute;
    z-index: 20;
    top: calc(100% + 0.35rem);
    right: 0;
    width: min(20rem, calc(100vw - 2.25rem));
    gap: var(--space-3);
    padding: var(--space-4);
    border: 1px solid var(--color-rule-strong);
    background: var(--color-paper-strong);
    box-shadow: var(--family-shadow-small);
  }
  .more-filter-controls label,
  .more-filter-controls select { width: 100%; }
}

@media (max-width: 1120px) {
  .cleaning-feature { grid-template-columns: 1fr; align-items: start; }
}

@media (max-width: 1100px) {
  .home-hero { grid-template-columns: 1fr; min-height: 0; }
  .home-hero .membership-visual { max-width: 43rem; }
  .leaderboard-table .score-mark { display: none; }
  .leaderboard-table .impact-cell strong { font-size: 0.72rem; line-height: 1.05; }
  .leaderboard-table .impact-cell > span:not(.mobile-field-label) { font-size: 0.52rem; line-height: 1.05; }
  .evidence-detail-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .evidence-counts { grid-template-columns: repeat(3, 1fr); }
  .evidence-counts > div:nth-child(3) { border-right: 0; }
  .evidence-counts > div:nth-child(-n+3) { border-bottom: var(--rule); }
  .pipeline { grid-template-columns: repeat(4, 1fr); }
  .pipeline li:nth-child(4) { border-right: var(--rule); }
  .pipeline li:nth-child(-n+4) { border-bottom: 0; }
}

@media (max-width: 960px) {
  .leaderboard-table thead th { top: 3.9rem; }
  .paper-feature { grid-template-columns: minmax(13rem, 0.55fr) minmax(0, 1.45fr); gap: var(--space-7); }
  .linked-methods { grid-template-columns: 1fr 1fr; }
  .linked-methods > div:first-child { grid-column: 1 / -1; border-right: var(--rule); border-bottom: 0; }
  .paper-identity,
  .paper-summary { grid-template-columns: 1fr; }
}

@media (min-width: 480px) and (max-width: 719px) {
  .leaderboard-table thead th,
  .leaderboard-table .result-row th,
  .leaderboard-table .result-row td { padding-inline: 0.42rem; }
  .leaderboard-table thead th:nth-child(1) { width: 11%; }
  .leaderboard-table thead th:nth-child(2) { width: 39%; }
  .leaderboard-table thead th:nth-child(3) { width: 17%; }
  .leaderboard-table thead th:nth-child(4) { width: 23%; }
  .leaderboard-table thead th:nth-child(5) { width: 10%; }
  .leaderboard-table .result-row { height: 2.9rem; }
  .leaderboard-table .clean-score { font-size: 1rem !important; }
  .leaderboard-table .impact-cell strong { font-size: 0.78rem; }
  .leaderboard-table .impact-cell span { font-size: 0.62rem; }
  .leaderboard-table .evidence-heading .column-label,
  .leaderboard-table .evidence-cell-summary { display: none; }
  .leaderboard-table .evidence-heading,
  .leaderboard-table .evidence-cell-layout { justify-content: center; }
  .leaderboard-table .compact-evidence { display: block; margin-top: 0.18rem; }
  .leaderboard-table .compact-evidence .evidence-label { font-size: 0.61rem; }
  .leaderboard-table .model-copy > small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .leaderboard-table .row-toggle { width: 2.5rem; height: 2.75rem; }
}

@media (max-width: 479px) {
  .leaderboard-desktop,
  .leaderboard-table,
  .leaderboard-table tbody,
  .leaderboard-table tr,
  .leaderboard-table th,
  .leaderboard-table td { display: block; width: 100%; }
  .leaderboard-table { border-top: 2px solid var(--color-ink); }
  .leaderboard-desktop { border-radius: var(--family-radius-small); }
  .leaderboard-table thead { display: none; }
  .leaderboard-table tbody.result-group { border-bottom: var(--rule); }
  .leaderboard-table .result-row {
    display: grid;
    height: auto;
    grid-template-columns: 3rem minmax(0, 1fr) minmax(7rem, auto);
    column-gap: var(--space-3);
    row-gap: 0.45rem;
    padding: 0.72rem;
  }
  .leaderboard-table .result-row th,
  .leaderboard-table .result-row td { padding: 0; border: 0; text-align: left; }
  .leaderboard-table .rank-cell { grid-column: 1; grid-row: 1 / 4; align-self: center; }
  .leaderboard-table .result-row th { grid-column: 2 / 4; grid-row: 1; }
  .leaderboard-table .row-toggle { width: 2.75rem; height: 2.75rem; }
  .leaderboard-table .result-row td:nth-child(3) { grid-column: 2; grid-row: 2; }
  .leaderboard-table .result-row td:nth-child(4) { grid-column: 3; grid-row: 2; }
  .leaderboard-table .result-row td:nth-child(5) { grid-column: 2 / 4; grid-row: 3; align-self: center; }
  .leaderboard-table .mobile-field-label {
    display: block;
    margin-bottom: 0.12rem;
    color: var(--color-muted);
    font-size: 0.65rem;
    font-weight: 650;
    letter-spacing: 0.035em;
    text-transform: uppercase;
  }
  .leaderboard-table .evidence-cell { display: block; }
  .leaderboard-table .evidence-cell-layout { display: flex; }
  .leaderboard-table .evidence-cell-summary { min-width: 0; }
  .leaderboard-table .evidence-row td { padding: var(--space-5); }
  .leaderboard-table .evidence-detail-grid { grid-template-columns: 1fr; }
  .leaderboard-table .evidence-detail-grid .wide-detail { grid-column: auto; }
  .leaderboard-table .evidence-row[hidden] { display: none; }
  .page-leaderboard .page-intro {
    max-width: 35rem;
    font-size: 1.03rem;
  }
  .page-leaderboard .responsive-detail-copy { display: none; }
  .page-leaderboard .page-hero .membership-compact { margin-top: var(--space-5); }
}

@media (max-width: 767px) {
  .leaderboard-home-intro { display: block; padding-block: 1.35rem 1rem; }
  .leaderboard-home-copy h1 { max-width: none; }
  .paper-text-link { width: 100%; }
  .leaderboard-fact-rail { grid-template-columns: repeat(2, 1fr); }
  .leaderboard-fact-rail > div:nth-child(2) { border-right: 0; }
  .leaderboard-fact-rail > div:nth-child(-n+2) { border-bottom: var(--rule); }
  .leaderboard-product { margin-inline: -0.25rem; border-radius: var(--family-radius-small); box-shadow: var(--family-shadow-small); }
  .leaderboard-product-compact { margin-inline: 0; border-radius: 0; box-shadow: none; }
  .leaderboard-product-header { display: block; }
  .surface-actions { justify-content: flex-start; margin-top: var(--space-4); }
  .surface-actions .button { flex: 1 1 10rem; }
  .cleaning-feature { margin-inline: -0.25rem; padding: var(--space-6); }
  .cleaning-feature-stats { grid-template-columns: 1fr 1fr; }
  .paper-feature { grid-template-columns: 1fr; }
  .paper-folio { min-height: 13.5rem; }
  .product-trust-grid,
  .citation-object-grid { grid-template-columns: 1fr; }
  .full-citation-block { grid-template-columns: 1fr; }
  .full-citation-block > p { grid-column: auto; }
  .product-trust-grid article,
  .citation-object-grid article { border-right: var(--rule); border-bottom: 0; }
  .product-trust-grid article:last-child,
  .citation-object-grid article:last-child { border-bottom: var(--rule); }
  .linked-methods { grid-template-columns: 1fr; }
  .linked-methods > div:first-child { grid-column: auto; }
  .linked-methods > div { border-right: var(--rule); border-bottom: 0; }
  .linked-methods > div:last-child { border-bottom: var(--rule); }
  .method-map-lane { grid-template-columns: 1fr auto; }
  .method-map-lane > span { grid-column: 1 / -1; }
  .method-map-lane p { grid-column: 1 / -1; }
  .home-hero { padding-block: 3.75rem; }
  .snapshot-rail,
  .metric-rail { grid-template-columns: repeat(2, 1fr); }
  .snapshot-rail > div:nth-child(2),
  .metric-rail > div:nth-child(2) { border-right: 0; }
  .snapshot-rail > div:nth-child(-n+2),
  .metric-rail > div:nth-child(-n+2) { border-bottom: var(--rule); }
  .snapshot-rail > div:last-child { grid-column: 1 / -1; }
  .split-section,
  .chart-with-copy,
  .trace-grid,
  .uncertainty-grid,
  .method-two-column { grid-template-columns: 1fr; }
  .shift-preview li { grid-template-columns: 1fr 4.4rem; }
  .shift-values { grid-column: 1 / -1; grid-row: 2; }
  .download-row { display: block; }
  .download-row > .button { width: 100%; margin-top: var(--space-4); }
  .download-row > .filter-status { margin: var(--space-2) 0 0; }
  .leaderboard-filters { flex-wrap: wrap; }
  .leaderboard-filters label { flex: 1 1 calc(33.333% - var(--space-3)); }
  .leaderboard-filters .model-picker { flex-basis: 100%; }
  .leaderboard-filters .search-control { min-width: 0; }
  .leaderboard-filters .model-picker .search-control,
  .leaderboard-filters .rich-picker .picker-search { flex: none; }
  .leaderboard-filters .rich-picker { flex: 1 1 calc(33.333% - var(--space-3)); }
  .leaderboard-filters input,
  .leaderboard-filters select { width: 100%; min-width: 0; font-size: 0.72rem; padding-inline: 0.5rem; }
  .leaderboard-filters .search-control input { padding-left: 2.35rem; font-size: 1rem; }
  .more-filters {
    display: block;
    position: relative;
    flex: 1 1 calc(33.333% - var(--space-3));
  }
  .more-filters-toggle {
    display: flex;
    width: 100%;
    min-height: 2.9rem;
    align-items: center;
    justify-content: space-between;
    padding: 0.65rem 0.8rem;
    border: 1px solid var(--color-rule-strong);
    border-radius: 0.45rem;
    background: var(--color-paper-strong);
    color: var(--color-ink);
    cursor: pointer;
    list-style: none;
    font-size: 0.78rem;
  }
  .more-filters-toggle::after {
    content: "+";
    color: var(--color-sapphire);
    font-size: 1.4rem;
  }
  .more-filters.is-open > .more-filters-toggle::after { content: "−"; }
  .more-filter-controls {
    display: none;
  }
  .more-filters.is-open .more-filter-controls {
    display: grid;
    position: absolute;
    z-index: 20;
    top: calc(100% + 0.35rem);
    right: 0;
    width: min(20rem, calc(100vw - 2.25rem));
    gap: var(--space-3);
    padding: var(--space-4);
    border: 1px solid var(--color-rule-strong);
    background: var(--color-paper-strong);
    box-shadow: var(--family-shadow-small);
  }
  .more-filter-controls label { width: 100%; }
  .orientation-links > div,
  .threshold-grid,
  .claims-grid,
  .pattern-grid,
  .disclosure-grid,
  .privacy-boundary > div,
  .ranking-notes { grid-template-columns: 1fr; }
  .orientation-links article,
  .threshold-grid article,
  .claims-grid article,
  .pattern-grid article,
  .disclosure-grid article,
  .privacy-boundary article,
  .ranking-notes article { border-right: var(--rule); border-bottom: 0; }
  .orientation-links article:last-child,
  .threshold-grid article:last-child,
  .claims-grid article:last-child,
  .pattern-grid article:last-child,
  .disclosure-grid article:last-child,
  .privacy-boundary article:last-child,
  .ranking-notes article:last-child { border-bottom: var(--rule); }
  .chart-shell { min-height: 22rem; }
  .evidence-class { grid-template-columns: 1fr; gap: var(--space-3); }
  .evidence-class > strong { text-align: left; }
  .evidence-counts { grid-template-columns: repeat(2, 1fr); }
  .evidence-counts > div:nth-child(3) { border-right: var(--rule); }
  .evidence-counts > div:nth-child(2n) { border-right: 0; }
  .evidence-counts > div:nth-child(-n+4) { border-bottom: var(--rule); }
  .pipeline,
  .process-rail { grid-template-columns: repeat(2, 1fr); }
  .pipeline li:nth-child(2n),
  .process-rail li:nth-child(2n) { border-right: var(--rule); }
  .pipeline li:nth-child(-n+6),
  .process-rail li:nth-child(-n+2) { border-bottom: 0; }
  .included-excluded { grid-template-columns: 1fr; }
  .included-excluded > div + div { border-top: 0; border-left: var(--rule); }
  .equation { grid-template-columns: 1fr; }
  .equation > span { transform: rotate(90deg); }
  .domain-bars li { grid-template-columns: 1fr auto; padding-block: var(--space-3); }
  .domain-bars progress { grid-column: 1 / -1; grid-row: 2; }
  .subcategory-table th:nth-child(3),
  .subcategory-table td:nth-child(3) { display: none; }
  .cta-band { display: block; }
  .cta-band > div { margin-top: var(--space-5); }
  .site-footer { margin-top: var(--space-6); }
}

@media (max-width: 419px) {
  .leaderboard-fact-rail {
    grid-template-columns: repeat(4, minmax(9.25rem, 1fr));
    overflow-x: auto;
    scroll-snap-type: x proximity;
  }
  .leaderboard-fact-rail > div { border-right: var(--rule); border-bottom: 0; scroll-snap-align: start; }
  .leaderboard-fact-rail > div:nth-child(-n+2) { border-bottom: 0; }
  .leaderboard-fact-rail > div:last-child { border-right: 0; }
  .cleaning-feature-stats { grid-template-columns: 1fr; }
  .method-map-lane { display: block; }
  .method-map-lane > * { display: block; margin-bottom: var(--space-3); }
  .snapshot-rail,
  .metric-rail { grid-template-columns: 1fr; }
  .snapshot-rail > div,
  .metric-rail > div { border-right: 0; border-bottom: var(--rule); }
  .snapshot-rail > div:last-child,
  .metric-rail > div:last-child { border-bottom: 0; }
  .leaderboard-filters > label:not(.search-control),
  .leaderboard-filters .rich-picker,
  .leaderboard-filters .more-filters { min-width: 0; flex: 1 1 calc(33.333% - var(--space-3)); }
  .mobile-score { align-items: flex-start; flex-direction: column; }
  .membership-grid { display: none; }
  .membership-visual,
  .membership-compact { grid-template-columns: auto auto auto; justify-content: start; }
  .membership-arrow { grid-column: 2; }
  .membership-number:last-of-type { grid-column: 3; }
  .evidence-counts { grid-template-columns: 1fr; }
  .evidence-counts > div { border-right: 0 !important; border-bottom: var(--rule); }
  .evidence-counts > div:last-child { border-bottom: 0; }
  .trace-grid dl > div,
  .citation-details > div,
  .release-record dl > div { grid-template-columns: 1fr; }
}

@media (max-width: 339px) {
  .leaderboard-filters > label:not(.search-control),
  .leaderboard-filters .rich-picker,
  .leaderboard-filters .more-filters { flex-basis: 100%; }
}

/* Leaderboard controls intentionally expose only searchable model identity,
   provider, page size, and reset. Keep every visible control on the same
   three-rem baseline at desktop and intermediate widths. */
.leaderboard-filters {
  align-items: stretch;
  flex-wrap: nowrap;
}

.leaderboard-filters .model-picker {
  min-width: 13rem;
  flex: 1 1 20rem;
}

.leaderboard-filters .rich-picker {
  min-width: 10.5rem;
  flex: 0 1 14rem;
}

.leaderboard-filters .rows-control {
  min-width: 7.4rem;
  flex: 0 0 7.4rem;
}

.leaderboard-filters .filters-reset {
  min-width: 5.4rem;
  flex: 0 0 5.4rem;
  padding-inline: 0.75rem;
}

.leaderboard-filters .search-control,
.leaderboard-filters .search-control input,
.leaderboard-filters .rich-picker-trigger,
.leaderboard-filters .rows-control,
.leaderboard-filters .rows-control select,
.leaderboard-filters .filters-reset {
  width: 100%;
  height: 3rem;
  min-height: 3rem;
}

.leaderboard-filters .rows-control select {
  min-width: 0;
  padding-inline: 0.65rem 1.65rem;
  font-size: 0.78rem;
}

@media (max-width: 767px) {
  .leaderboard-filters {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 7.4rem 5.4rem;
    gap: var(--space-3);
  }

  .leaderboard-filters .model-picker {
    grid-column: 1 / -1;
    min-width: 0;
  }

  .leaderboard-filters .rich-picker,
  .leaderboard-filters .rows-control,
  .leaderboard-filters .filters-reset {
    width: 100%;
    min-width: 0;
  }

  .leaderboard-table .rank-cell { align-self: center; }
}

@media (max-width: 419px) {
  .leaderboard-filters {
    grid-template-columns: minmax(0, 1fr) 6.9rem 4.75rem;
    gap: var(--space-2);
  }

  .leaderboard-filters .filters-reset {
    min-width: 0;
    padding-inline: 0.45rem;
    font-size: 0.72rem;
  }

  .leaderboard-filters .rows-control select {
    padding-inline: 0.5rem 1.35rem;
    font-size: 0.72rem;
  }
}

@media (max-width: 339px) {
  .leaderboard-filters { grid-template-columns: 1fr 1fr; }
  .leaderboard-filters .rich-picker { grid-column: 1 / -1; }
}