/* Slider wrapper and label */
#bubble_events_map_chart #hexgrid_controls_row {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  max-width: calc(100% - 100px);
  /* leave room for legend */
}

#bubble_events_map_chart #hex_year_slider {
  -webkit-appearance: none;
  appearance: none;
  height: 28px;
  background: transparent;
  cursor: pointer;
}

/* track */
#bubble_events_map_chart #hex_year_slider::-webkit-slider-runnable-track {
  height: 6px;
  background: #e5e7eb;
  border-radius: 6px;
}

#bubble_events_map_chart #hex_year_slider::-moz-range-track {
  height: 6px;
  background: #e5e7eb;
  border-radius: 6px;
}

/* thumb */
#bubble_events_map_chart #hex_year_slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #000;
  /* black ball */
  margin-top: -4px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

#bubble_events_map_chart #hex_year_slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #000;
  /* black ball */
  border: none;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

/* Right-side vertical legend */
#bubble_events_map_legend {
  position: absolute;
  right: 0px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 10px;
  pointer-events: none;
}

/* Title */
#bubble_events_map_title {
  font-size: 20px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 4px;
}

/* Controls wrapper */
#hexgrid_controls {
  position: relative;
  z-index: 10;
}