/* ============================================================
   Interactive Chart Builder — Tool-specific styles
   ============================================================ */

/* ── Layout: header offset handled by JS (top set dynamically) ── */

:root {
  --dvz-control-select-width: 180px;
  --selector-canvas: #ffffff;
  --selector-inverse-canvas: #000000;
  --selector-surface-soft: #f7f7f5;
  --selector-hairline: #e6e6e6;
  --selector-hairline-soft: #f1f1f1;
  --selector-ink: #000000;
  --selector-inverse-ink: #ffffff;
  --selector-muted-ink: rgba(0, 0, 0, 0.64);
  --selector-muted-inverse-ink: rgba(255, 255, 255, 0.74);
}

.dvz-app {
  overflow: hidden !important;
  position: fixed !important;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  height: auto !important;
  margin-top: 0 !important;
}

.dvz-app [hidden] {
  display: none !important;
}

.dvz-app[data-dvz-view="selector"] #chart-selector {
  display: block !important;
}

.dvz-app[data-dvz-view="selector"] #dvz-chart,
.dvz-app[data-dvz-view="selector"] #dvz-sidebar {
  display: none !important;
}

.dvz-app[data-dvz-view="chart"] #chart-selector {
  display: none !important;
}

.dvz-app[data-dvz-view="chart"] #dvz-chart {
  display: grid !important;
}

.dvz-app[data-dvz-view="chart"] #dvz-sidebar {
  display: flex !important;
}

dataviz-tool-header[hidden],
body[data-dvz-tool-header="hidden"] dataviz-tool-header {
  display: none !important;
}

/* ── Chart Selector ─────────────────────────────────────── */

#chart-selector {
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  padding: 0 !important;
  background:
    radial-gradient(circle at top left, rgba(247, 247, 245, 0.95) 0%, rgba(247, 247, 245, 0.45) 28%, transparent 58%),
    radial-gradient(circle at top right, rgba(241, 241, 241, 0.85) 0%, rgba(241, 241, 241, 0.15) 26%, transparent 54%),
    linear-gradient(180deg, #ffffff 0%, #fafaf9 100%);
}

.dvz-catalog {
  width: min(1152px, calc(100% - 48px));
  margin: 0 auto;
  padding: 40px 0 56px;
}

.dvz-catalog__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px 16px;
  margin-bottom: 32px;
}

.dvz-catalog__kicker {
  margin: 0 0 12px;
  color: #6b7280;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.dvz-catalog__title {
  grid-column: 1 / -1;
  margin: 0;
  color: #111827;
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: 0;
}

.dvz-catalog__lead {
  grid-column: 1 / -1;
  max-width: 680px;
  margin: 2px 0 0;
  color: rgba(0, 0, 0, 0.64);
  font-size: 1rem;
  line-height: 1.7;
}

.dvz-catalog__grid {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 20px;
}

.dvz-catalog-card {
  --dvz-catalog-card-surface: var(--selector-canvas);
  --dvz-catalog-card-border: var(--selector-hairline);
  --dvz-catalog-card-ink: var(--selector-ink);
  --dvz-catalog-card-muted: var(--selector-muted-ink);

  display: block;
  min-height: 100%;
  color: inherit;
  text-decoration: none;
  transition: transform 0.18s ease;
}
.dvz-catalog-card:hover {
  transform: translateY(-3px);
}
.dvz-catalog-card:active {
  transform: translateY(0);
}
.dvz-catalog-card:focus-visible {
  outline: none;
}
.dvz-catalog-card:focus-visible .dvz-catalog-card__panel {
  outline: 2px solid var(--dvz-catalog-card-ink);
  outline-offset: 4px;
}
.dvz-catalog-card__panel {
  display: flex;
  min-height: 240px;
  flex-direction: column;
  justify-content: space-between;
  gap: 28px;
  border: 1px solid var(--dvz-catalog-card-border);
  border-radius: 24px;
  background: var(--dvz-catalog-card-surface);
  padding: 28px;
  color: var(--dvz-catalog-card-ink);
  box-shadow: none;
  transition:
    border-color 0.18s ease,
    background-color 0.18s ease,
    color 0.18s ease;
}
.dvz-catalog-card:hover .dvz-catalog-card__panel {
  border-color: var(--dvz-catalog-card-ink);
}
.dvz-catalog-card__header,
.dvz-catalog-card__footer {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.dvz-catalog-card__eyebrow,
.dvz-catalog-card__meta {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.dvz-catalog-card__eyebrow,
.dvz-catalog-card__meta {
  opacity: 0.7;
}
.dvz-catalog-card__body {
  display: flex;
  flex-direction: column;
}
.dvz-catalog-card__thumbnail {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  margin-bottom: 18px;
  overflow: hidden;
  border: 1px solid var(--dvz-catalog-card-border);
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(0, 0, 0, 0.04) 25%, transparent 25%) 0 0 / 16px 16px,
    linear-gradient(135deg, transparent 75%, rgba(0, 0, 0, 0.04) 75%) 0 0 / 16px 16px,
    var(--dvz-catalog-card-surface);
}
.dvz-catalog-card__thumbnail-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.dvz-catalog-card__title {
  margin: 0;
  color: #000000;
  font-size: 1.65rem;
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: 0;
}
.dvz-catalog-card__description {
  margin: 12px 0 0;
  color: var(--dvz-catalog-card-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}
.dvz-catalog-card__glyph {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #000000;
  font-size: 1.5rem;
  line-height: 1;
  opacity: 0.88;
}

.dvz-catalog-card[data-surface="canvas"] {
  --dvz-catalog-card-surface: var(--selector-canvas);
  --dvz-catalog-card-border: var(--selector-hairline);
  --dvz-catalog-card-ink: var(--selector-ink);
  --dvz-catalog-card-muted: var(--selector-muted-ink);
}

.dvz-catalog-card[data-surface="soft"] {
  --dvz-catalog-card-surface: var(--selector-surface-soft);
  --dvz-catalog-card-border: var(--selector-hairline);
  --dvz-catalog-card-ink: var(--selector-ink);
  --dvz-catalog-card-muted: var(--selector-muted-ink);
}

.dvz-catalog-card[data-surface="soft-alt"] {
  --dvz-catalog-card-surface: var(--selector-hairline-soft);
  --dvz-catalog-card-border: var(--selector-hairline);
  --dvz-catalog-card-ink: var(--selector-ink);
  --dvz-catalog-card-muted: var(--selector-muted-ink);
}

.dvz-catalog-card[data-surface="inverse"] {
  --dvz-catalog-card-surface: var(--selector-inverse-canvas);
  --dvz-catalog-card-border: var(--selector-inverse-canvas);
  --dvz-catalog-card-ink: var(--selector-inverse-ink);
  --dvz-catalog-card-muted: var(--selector-muted-inverse-ink);
}

@media (min-width: 768px) {
  .dvz-catalog__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .dvz-catalog__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  #chart-selector {
    padding: 0 !important;
  }

  .dvz-catalog {
    width: min(100% - 40px, 720px);
    padding: 28px 0 40px;
  }

  .dvz-catalog__header {
    grid-template-columns: minmax(0, 1fr);
  }

  .dvz-catalog__title {
    font-size: 2rem;
  }

  .dvz-catalog-card__panel {
    min-height: 216px;
    gap: 22px;
    padding: 22px;
    border-radius: 20px;
  }

  .dvz-catalog-card__body {
    max-width: none;
  }
}

/* ── Chart Switcher bar ─────────────────────────────────── */

/* Override dvz-common grid to account for #chart-switcher row */
#dvz-chart {
  grid-template-rows: auto auto minmax(0, 1fr) auto auto !important;
}

/* Pin each grid child to its intended row explicitly. Otherwise, when
   #chart-title or #dvz-controls are empty (display:none via :empty),
   auto-placement shifts #chart-area up into the auto row, causing it
   to collapse to the SVG's intrinsic content height instead of taking
   the 1fr fractional row. */
#dvz-chart > #chart-switcher { grid-row: 1; }
#dvz-chart > #chart-title    { grid-row: 2; }
#dvz-chart > #chart-area     { grid-row: 3; }
#dvz-chart > #dvz-controls   { grid-row: 4; }
#dvz-chart > #chart-source   { grid-row: 5; }

#chart-switcher {
  flex-shrink: 0;
}

#chart-back-btn {
  transition: color 0.15s;
}

/* ── SVG template (dvz-template-svg) ────────────────────── */
/* Shared styles for all SVG-based charts.                  */
/* Applied when templateType='svg' in chart-registry.       */

.dvz-template-svg {
  position: relative;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
  overflow: hidden;
}
.dvz-template-svg svg { width: 100%; height: auto; display: block; }

/* ── Empty state ────────────────────────────────────────── */

.empty-state {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; min-height: 400px;
  color: #999; font-size: 15px; gap: 12px;
}
.empty-state .icon { font-size: 48px; opacity: 0.4; }

/* ── Streamgraph styles ─────────────────────────────────── */

.stream-layer {
  transition: opacity 0.2s;
  cursor: pointer;
}
.dimmed .stream-layer { opacity: 0.15; }
.dimmed .stream-layer.highlighted { opacity: 1; }

.x-axis path, .x-axis line,
.y-axis path, .y-axis line,
.axis path, .axis line {
  stroke: #d5dce6;
  shape-rendering: crispEdges;
}

.x-axis .tick line,
.y-axis .tick line,
.axis .tick line {
  stroke: #e7edf4;
}

.x-axis text,
.y-axis text,
.axis text {
  fill: #99a3b2;
  font-size: 10px;
  font-family: sans-serif;
}

.stream-tooltip {
  position: absolute; pointer-events: none;
  background: rgba(40,40,40,0.94); color: #fff;
  padding: 8px 12px; border-radius: 6px;
  font-size: 12px; line-height: 1.5;
  box-shadow: 0 3px 10px rgba(0,0,0,0.2);
  z-index: 100; white-space: nowrap;
  opacity: 0; transition: opacity 0.12s ease;
}
.stream-tooltip .tooltip-swatch {
  display: inline-block; width: 10px; height: 10px;
  border-radius: 2px; margin-right: 6px; vertical-align: middle;
}

/* ── Bump Chart styles ──────────────────────────────────── */

.chart-container {
  background: #fff; border-radius: 8px; padding: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.chart-container svg { width: 100%; height: auto; display: block; }

.bump-line { fill: none; transition: opacity 0.2s, stroke-width 0.2s; cursor: pointer; }
.bump-circle { stroke: #fff; stroke-width: 2; transition: opacity 0.2s; cursor: pointer; }
.bump-label { font-size: 12px; font-weight: 600; transition: opacity 0.2s; }
.axis-label { font-size: 12px; fill: #8e99ab; }
.rank-label { font-size: 11px; fill: #97a2b2; }
.grid-line { stroke: #e7edf4; stroke-width: 1; }

.dimmed .bump-line, .dimmed .bump-circle, .dimmed .bump-label { opacity: 0.1; }
.dimmed .bump-line.highlighted, .dimmed .bump-circle.highlighted, .dimmed .bump-label.highlighted { opacity: 1; }
.dimmed .bump-line.highlighted { stroke-width: 4; }

.bump-tooltip {
  position: fixed; pointer-events: none;
  background: rgba(0,0,0,0.8); color: #fff;
  padding: 6px 10px; border-radius: 4px;
  font-size: 0.75rem; line-height: 1.4;
  white-space: nowrap; opacity: 0;
  transition: opacity 0.15s; z-index: 100;
}
.bump-tooltip.visible { opacity: 1; }

/* ── Bee Swarm Plot styles ──────────────────────────────── */

circle.dot { transition: opacity 0.15s ease; }
.legend-group text { user-select: none; }

.bee-tooltip {
  position: absolute; pointer-events: none;
  background: rgba(40,40,40,0.94); color: #fff;
  padding: 8px 12px; border-radius: 6px;
  font-size: 12px; line-height: 1.5;
  box-shadow: 0 3px 10px rgba(0,0,0,0.2);
  z-index: 100; max-width: 260px; white-space: nowrap;
  opacity: 0; transition: opacity 0.12s ease;
}
.bee-tooltip .tooltip-title { font-weight: 700; font-size: 13px; margin-bottom: 2px; }
.bee-tooltip .tooltip-row { display: flex; gap: 6px; }
.bee-tooltip .tooltip-key { color: #aaa; }

/* ── Venn / Euler Diagram styles ─────────────────────────── */

.venn-circle path {
  fill-opacity: 0.55; stroke-width: 2; stroke: #fff;
  transition: fill-opacity 0.2s ease;
}
.venn-circle text { font-size: 15px; font-weight: 700; fill: #333; pointer-events: none; }
.venn-intersection text { pointer-events: none; }
.venn-intersection path { fill-opacity: 0; stroke: none; transition: fill-opacity 0.2s ease; }

/* ── Timeseries Scatterplot styles ──────────────────────── */

#chartBlock svg { width: 100%; height: auto; }
.year-ticker {
  font-size: 64px; font-weight: 800; fill: #e8e8ed;
  font-variant-numeric: tabular-nums; pointer-events: none;
}

/* ── Circle Packing styles ──────────────────────────────── */

.group-label { font-size: 0.88rem; font-weight: 700; fill: #4a4232; text-anchor: middle; }
.group-label tspan:last-child { font-weight: 500; fill: #6d634f; }
.node { cursor: pointer; transition: opacity 150ms ease; }
.node.is-faded { opacity: 0.2; }
.node-value-label {
  fill: #fff;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  pointer-events: none;
  paint-order: stroke;
  stroke: rgba(31, 41, 55, 0.35);
  stroke-width: 3px;
  stroke-linejoin: round;
}
.node-value-label.is-faded { opacity: 0.2; }

.control-chip-group {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px; border-radius: 999px; background: #d1d5db;
}
.control-chip {
  border: 1px solid transparent; background: transparent; color: #4b5563;
  padding: 6px 12px; border-radius: 999px; font-weight: 600; font-size: 0.78rem;
  line-height: 1; white-space: nowrap; cursor: pointer; transition: 180ms ease;
}
.control-chip:hover { color: #1f2937; }
.control-chip.is-active {
  background: #fff; color: #111827; border-color: transparent;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}
.cp-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #4b5563;
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
}
.cp-checkbox input {
  width: 14px;
  height: 14px;
  accent-color: #374151;
}

.summary-grid { display: inline-flex; align-items: center; gap: 14px; }
.summary-item {
  display: inline-flex; align-items: center; gap: 6px;
  background: transparent; border: none; border-radius: 0;
  padding: 0; white-space: nowrap;
}
.summary-item .label { color: #6f6654; font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.04em; }
.summary-item .value { font-size: 0.9rem; line-height: 1; font-weight: 700; }

/* Circle packing controls row: spread toggle (left) and summary (right) */
.cp-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1 1 auto;
  width: 100%;
}
.cp-row .summary-grid {
  margin-left: auto;
}

.side-chip {
  border: 1px solid #d1d5db; background: #fff; color: #374151;
  padding: 7px 10px; border-radius: 999px; font-size: 0.78rem; font-weight: 600; cursor: pointer;
}
.side-chip.is-active { border-color: #4f81bd; color: #1d4e89; background: #eff6ff; }

/* ── WebGL template (dvz-template-webgl) ────────────────── */
/* Shared styles for all WebGL/canvas-based charts.         */
/* Applied when templateType='webgl' in chart-registry.     */

.dvz-template-webgl {
  position: relative;
  width: 100%;
  height: 100%;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.1);
  overflow: hidden;
}

.dvz-template-webgl canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

.dvz-template-webgl .axis-label {
  position: absolute;
  font-size: 0.7rem;
  color: #666;
  pointer-events: none;
  white-space: nowrap;
  transition: opacity 0.1s;
}
.dvz-template-webgl .axis-label.vertical {
  writing-mode: vertical-rl;
  white-space: nowrap;
  font-size: 0.6rem;
}
.dvz-template-webgl .axis-label.title {
  font-size: 0.8rem;
  font-weight: 600;
  color: #444;
}

.view-btn { transition: all 0.15s; }
.view-btn.active {
  background: #333 !important; color: #fff !important; border-color: #333 !important;
}

.dvz-template-webgl.dragover { outline: 3px dashed #6a6; outline-offset: -3px; }

.dvz-template-webgl #drop-overlay {
  display: none; position: absolute; inset: 0; background: rgba(106,170,106,0.15);
  z-index: 50; pointer-events: none; align-items: center; justify-content: center;
  font-size: 1.2rem; color: #363; font-weight: 600;
}
.dvz-template-webgl.dragover #drop-overlay { display: flex; }

.dvz-template-webgl #legend {
  display: flex; align-items: center; gap: 8px; margin-top: 12px; font-size: 0.8rem; color: #666;
}
.dvz-template-webgl #legend canvas { border-radius: 3px; border: 1px solid #ddd; }
.dvz-template-webgl #legend .legend-label { min-width: 30px; }
.dvz-template-webgl #data-info { font-size: 0.75rem; color: #999; margin-top: 8px; }

/* ── Embed mode ─────────────────────────────────────────── */

.dvz-embed #chart-selector { display: none !important; }
.dvz-embed #chart-switcher { display: none !important; }