.chart-gallery {
  box-sizing: border-box;
  width: min(100%, 52rem);
  margin: 0 auto;
  padding: 2.5rem clamp(1rem, 3vw, 1.5rem) 5rem;
}

.chart-gallery > header {
  max-width: 42rem;
  margin-bottom: 2.5rem;
}

.chart-gallery > header h1 {
  margin: 0 0 0.7rem;
  font-size: clamp(2.3rem, 7vw, 4.8rem);
  letter-spacing: -0.04em;
}

.chart-gallery > header p {
  margin: 0;
  color: var(--site-text-secondary);
}

.chart-gallery > section {
  margin: 0 0 3.5rem;
}

.chart-gallery > section > h2 {
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-chart {
  --chart-baseline: color-mix(in srgb, var(--site-text-muted) 76%, transparent);
  --chart-trained: var(--site-accent);
  --chart-series-1: var(--site-accent);
  --chart-series-2: color-mix(in srgb, var(--site-text) 72%, var(--site-accent));
  --chart-series-3: #8f7767;
  --chart-series-4: #668b82;
  --chart-series-5: #8a78a8;
  --chart-series-6: #a56565;
  --chart-on-accent: #1a1a1a;
  box-sizing: border-box;
  width: 100%;
  margin: 0;
  padding: 1rem 0 0;
  border-top: 1px solid var(--site-text);
  border-bottom: 1px solid var(--site-border);
  color: var(--site-text);
  font-variant-numeric: tabular-nums;
}

.site-chart-header {
  display: grid;
  grid-template-columns: minmax(10rem, 0.7fr) minmax(14rem, 1.3fr);
  gap: 1rem;
  margin: 0 0 0.6rem;
}

.site-chart-header h3 {
  margin: 0;
  color: var(--site-text);
  font-size: 1rem;
  line-height: 1.3;
}

.site-chart-header p {
  margin: 0;
  color: var(--site-text-secondary);
  font-size: 0.78rem;
  line-height: 1.5;
}

.site-chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1rem;
  margin: 0.75rem 0 0;
  padding: 0;
  color: var(--site-text-muted);
  font-size: 0.68rem;
  list-style: none;
}

.site-chart-legend li {
  display: inline-flex;
  align-items: center;
  gap: 0.36rem;
}

.site-chart-legend li > span {
  width: 0.68rem;
  height: 0.2rem;
  background: var(--legend-color);
}

.site-chart-graphic {
  box-sizing: border-box;
  width: 100%;
  margin-top: 0.6rem;
  padding-bottom: 0.25rem;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scrollbar-color: var(--site-border) transparent;
}

.site-chart-svg {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  overflow: visible;
  font-family: var(--site-font-body);
}

.site-chart-svg text {
  fill: var(--site-text-muted);
  font-size: 11px;
}

.site-chart-axis,
.site-chart-grid line {
  vector-effect: non-scaling-stroke;
}

.site-chart-axis {
  stroke: var(--site-text-secondary);
  stroke-width: 1;
}

.site-chart-grid line {
  stroke: var(--site-border);
  stroke-width: 1;
}

.site-chart-grid .site-chart-grid-vertical {
  stroke-dasharray: 2 4;
  opacity: 0.7;
}

.site-chart-axis-label {
  fill: var(--site-text-secondary) !important;
  font-size: 10px !important;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.site-chart-category {
  fill: var(--site-text-secondary) !important;
  font-size: 10px !important;
}

.site-chart-mark-baseline {
  fill: var(--chart-baseline);
}

.site-chart-mark-trained {
  fill: var(--chart-trained);
}

.site-chart-series path {
  fill: none;
  stroke: var(--series-color);
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}

.site-chart-series circle {
  fill: var(--site-bg);
  stroke: var(--series-color);
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}

.site-chart-series-0 { --series-color: var(--chart-series-1); }
.site-chart-series-1 { --series-color: var(--chart-series-2); }
.site-chart-series-2 { --series-color: var(--chart-series-3); }
.site-chart-series-3 { --series-color: var(--chart-series-4); }
.site-chart-series-4 { --series-color: var(--chart-series-5); }
.site-chart-series-5 { --series-color: var(--chart-series-6); }

.site-chart-series-label {
  fill: var(--series-color) !important;
  font-size: 10px !important;
  font-weight: 600;
}

.site-chart-lineage-edges path {
  fill: none;
  stroke: color-mix(in srgb, var(--site-text-muted) 70%, transparent);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.site-chart-lineage-edges marker path,
.site-chart-lineage defs path {
  fill: var(--site-text-muted);
}

.site-chart-lineage-edges text {
  paint-order: stroke;
  stroke: var(--site-bg);
  stroke-width: 5px;
  stroke-linejoin: round;
}

.site-chart-lineage-nodes rect {
  fill: var(--site-surface);
  stroke: var(--site-border);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.site-chart-node-label {
  fill: var(--site-text) !important;
  font-size: 11px !important;
  font-weight: 600;
}

.site-chart-node-subtitle {
  font-size: 9px !important;
}

.site-chart-matrix-cell {
  fill: var(--site-accent);
  stroke: color-mix(in srgb, var(--site-accent) 35%, var(--site-border));
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.site-chart-matrix-missing {
  fill: var(--site-code-bg);
  fill-opacity: 1;
  stroke-dasharray: 2 3;
}

.site-chart-matrix-value {
  fill: var(--site-text) !important;
  font-size: 10px !important;
  font-weight: 600;
  pointer-events: none;
}

.site-chart-matrix-value-strong {
  fill: var(--chart-on-accent) !important;
}

.site-chart-matrix-row,
.site-chart-matrix-col {
  fill: var(--site-text-secondary) !important;
  font-size: 10px !important;
}

.site-chart-empty,
.site-chart-warning {
  margin: 0.8rem 0;
  padding: 0.8rem;
  border: 1px solid var(--site-border);
  background: var(--site-code-bg);
  color: var(--site-text-secondary);
  font-size: 0.78rem;
}

.site-chart-warning {
  border-left: 3px solid var(--site-accent);
}

.site-chart-data {
  margin: 0.75rem 0;
  font-size: 0.72rem;
}

.site-chart-data summary {
  width: fit-content;
  cursor: pointer;
  color: var(--site-link);
  font-weight: 600;
}

.site-chart-data summary:focus-visible {
  outline: 2px solid var(--site-accent);
  outline-offset: 3px;
}

.site-chart-table-wrap {
  max-width: 100%;
  margin-top: 0.65rem;
  overflow-x: auto;
}

.site-chart-data table {
  display: table;
  width: 100%;
  min-width: 30rem;
  border-collapse: collapse;
}

.site-chart-data caption {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-chart-data th,
.site-chart-data td {
  padding: 0.42rem 0.5rem;
  border-bottom: 1px solid var(--site-border);
  text-align: right;
  white-space: nowrap;
}

.site-chart-data th:first-child,
.site-chart-data td:first-child {
  text-align: left;
}

.site-chart-notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 0.75rem;
  padding: 0.65rem 0 0.85rem;
  border-top: 1px solid var(--site-border);
  color: var(--site-text-muted);
  font-size: 0.67rem;
  line-height: 1.5;
}

.site-chart-notes p {
  margin: 0;
}

.site-chart-notes strong {
  margin-right: 0.3rem;
  color: var(--site-text-secondary);
}

@media (max-width: 36rem) {
  .chart-gallery {
    padding-top: 1.5rem;
  }

  .site-chart-header {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .site-chart-legend {
    margin-top: 0.5rem;
  }

  .site-chart-notes {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .site-chart-svg text {
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-chart *,
  .site-chart *::before,
  .site-chart *::after {
    animation: none !important;
    transition: none !important;
  }
}