/* Interactive benchmark figure for the DSpark post.
   Palette: validated blue/red diverging pair on #fcfcfb / #1a1a19. */

figure.dspark-viz {
  --viz-surface: #fcfcfb;
  --viz-text-primary: #0b0b0b;
  --viz-text-secondary: #52514e;
  --viz-muted: #898781;
  --viz-grid: #e1e0d9;
  --viz-axis: #c3c2b7;
  --viz-border: rgba(11, 11, 11, 0.1);
  --viz-better: #2a78d6;
  --viz-worse: #e34948;
  --viz-wash: rgba(128, 128, 128, 0.1);

  position: relative;
  box-sizing: border-box;
  margin: 2.25rem 0;
  padding: clamp(16px, 3vw, 24px);
  background: var(--viz-surface);
  color: var(--viz-text-primary);
  border: 1px solid var(--viz-border);
  border-radius: 12px;
  text-align: left;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.02);
}

html.dark figure.dspark-viz {
  --viz-surface: #1a1a19;
  --viz-text-primary: #ffffff;
  --viz-text-secondary: #c3c2b7;
  --viz-muted: #898781;
  --viz-grid: #2c2c2a;
  --viz-axis: #383835;
  --viz-border: rgba(255, 255, 255, 0.1);
  --viz-better: #3987e5;
  --viz-worse: #e66767;
  --viz-wash: rgba(180, 180, 180, 0.12);
  box-shadow: none;
}

figure.dspark-viz *,
figure.dspark-viz *::before,
figure.dspark-viz *::after {
  box-sizing: border-box;
}

figure.dspark-viz .dspark-viz__eyebrow {
  margin: 0 0 6px;
  font-size: 11px;
  line-height: 1.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--viz-muted);
}

figure.dspark-viz .dspark-viz__title {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.3;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--viz-text-primary);
}

figure.dspark-viz .dspark-viz__subtitle {
  margin: 4px 0 0;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--viz-text-secondary);
}

.dspark-viz__controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin: 16px 0 12px;
}

.dspark-viz__segmented {
  display: inline-flex;
  flex-wrap: wrap;
  max-width: 100%;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--viz-border);
  border-radius: 8px;
  background: transparent;
}

.dspark-viz__segmented button {
  appearance: none;
  margin: 0;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--viz-text-secondary);
  font: inherit;
  font-size: 12px;
  font-weight: 550;
  line-height: 1.3;
  padding: 5px 10px;
  white-space: nowrap;
  cursor: pointer;
}

.dspark-viz__segmented button:hover {
  color: var(--viz-text-primary);
  background: var(--viz-wash);
}

.dspark-viz__segmented button[aria-pressed="true"] {
  color: var(--viz-text-primary);
  background: var(--viz-wash);
  box-shadow: inset 0 0 0 1px var(--viz-border);
}

.dspark-viz__segmented button:focus-visible {
  outline: 2px solid var(--viz-better);
  outline-offset: 1px;
}

.dspark-viz__chart {
  position: relative;
  margin: 4px 0 0;
}

.dspark-viz__plot svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.dspark-viz__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 10px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--viz-grid);
}

.dspark-viz__legend-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  line-height: 1.4;
  color: var(--viz-text-secondary);
}

.dspark-viz__swatch {
  flex: none;
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

figure.dspark-viz .dspark-viz__note {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.55;
  color: var(--viz-muted);
}

.dspark-viz__tooltip {
  position: absolute;
  z-index: 5;
  min-width: 150px;
  max-width: 240px;
  padding: 9px 11px;
  border: 1px solid var(--viz-border);
  border-radius: 8px;
  background: var(--viz-surface);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.14);
  pointer-events: none;
  font-size: 12px;
  line-height: 1.45;
}

.dspark-viz__tooltip[hidden] {
  display: none;
}

.dspark-viz__tooltip-value {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 15px;
  font-weight: 650;
  line-height: 1.3;
  color: var(--viz-text-primary);
}

.dspark-viz__tooltip-label {
  margin-top: 1px;
  font-weight: 550;
  color: var(--viz-text-primary);
}

.dspark-viz__tooltip-detail {
  margin-top: 3px;
  color: var(--viz-text-secondary);
}

.dspark-viz__sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* SVG marks: thin, solid, recessive chrome; text always wears ink tokens. */
.dspark-viz__plot .viz-grid-line {
  stroke: var(--viz-grid);
  stroke-width: 1;
}

.dspark-viz__plot .viz-axis-line {
  stroke: var(--viz-axis);
  stroke-width: 1;
}

.dspark-viz__plot .viz-tick {
  fill: var(--viz-muted);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.dspark-viz__plot .viz-row-label {
  fill: var(--viz-text-secondary);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 12px;
}

.dspark-viz__plot .viz-row-label.is-headline {
  fill: var(--viz-text-primary);
  font-weight: 650;
}

.dspark-viz__plot .viz-value-label {
  fill: var(--viz-text-primary);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 12px;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}

.dspark-viz__plot .viz-bar {
  transition: opacity 0.15s ease;
}

.dspark-viz__plot .viz-bar--better {
  fill: var(--viz-better);
}

.dspark-viz__plot .viz-bar--worse {
  fill: var(--viz-worse);
}

.dspark-viz__plot .viz-zero {
  fill: var(--viz-muted);
}

.dspark-viz.has-hover .dspark-viz__plot .viz-bar {
  opacity: 0.45;
}

.dspark-viz.has-hover .dspark-viz__plot .viz-bar.is-hovered {
  opacity: 1;
}

.dspark-viz__plot .viz-hit {
  fill: transparent;
  cursor: pointer;
  outline: none;
}

.dspark-viz__plot .viz-hit:focus-visible {
  fill: var(--viz-wash);
  stroke: var(--viz-axis);
  stroke-width: 1;
}

.dspark-viz__plot .viz-compact .viz-tick {
  font-size: 10px;
}

.dspark-viz__plot .viz-compact .viz-row-label {
  font-size: 11px;
}

.dspark-viz__plot .viz-compact .viz-value-label {
  font-size: 11px;
}

@media (max-width: 520px) {
  .dspark-viz__controls {
    align-items: flex-start;
  }

  .dspark-viz__segmented button {
    padding: 5px 8px;
    font-size: 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .dspark-viz__plot .viz-bar {
    transition: none;
  }
}