/* Sitemap Graph — interactive D3 force-directed layout */

#sitemap-graph {
  width: 100%;
  height: 70vh;
  min-height: 420px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  position: relative;
  overflow: hidden;
  background: var(--body-background-color, #fff);
}

#sitemap-graph svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* Controls bar */
.sitemap-controls {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  gap: 8px;
  align-items: center;
  z-index: 10;
}

.sitemap-controls button,
.sitemap-controls label {
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
  background: var(--body-background-color, #fff);
  color: var(--body-text-color, #333);
  cursor: pointer;
  user-select: none;
}

.sitemap-controls button:hover {
  background: var(--sidebar-color, #f5f6fa);
}

.sitemap-controls label {
  display: flex;
  align-items: center;
  gap: 4px;
  border: none;
  padding: 0;
}

/* Legend */
.sitemap-legend {
  position: absolute;
  bottom: 10px;
  left: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.7rem;
  color: var(--body-text-color, #333);
  opacity: 0.8;
  z-index: 10;
}

.sitemap-legend-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.sitemap-legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

/* Tooltip */
.sitemap-tooltip {
  position: absolute;
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  background: var(--body-background-color, #fff);
  color: var(--body-text-color, #333);
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
  white-space: nowrap;
  z-index: 20;
}

/* Node styling */
.sitemap-node {
  cursor: pointer;
  transition: opacity 0.2s;
}

.sitemap-link {
  stroke: var(--border-color);
  stroke-opacity: 0.5;
  transition: stroke-opacity 0.2s;
}

.sitemap-label {
  font-size: 9px;
  fill: var(--body-text-color, #333);
  pointer-events: none;
  text-anchor: middle;
}