/* report heatmap modal */
.heatmap-modal {
  max-width: 860px !important;
  width: 95%;
}

.heatmap-container {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
}

.heatmap-scroll {
  overflow-x: auto;
  padding-bottom: 12px;
}

.heatmap-grid {
  display: grid;
  grid-template-rows: repeat(7, 12px);
  grid-auto-flow: column;
  grid-auto-columns: 12px;
  gap: 4px;
}

.heatmap-box {
  width: 12px;
  height: 12px;
  border-radius: 2px;
  background: var(--surface3);
  transition: transform 0.1s, background 0.2s;
}

.heatmap-box:hover {
  transform: scale(1.15);
  box-shadow: 0 0 6px var(--shadow-lg);
  z-index: 2;
}

.heatmap-box[data-level="0"] { background: var(--surface3); }
.heatmap-box[data-level="1"] { background: rgba(var(--easy-rgb), 0.4); }
.heatmap-box[data-level="2"] { background: var(--easy); }
.heatmap-box[data-level="3"] { background: var(--easy-dark); }

.heatmap-legend {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  margin-top: 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-muted);
}

.legend-box {
  width: 12px;
  height: 12px;
  border-radius: 2px;
}

/* tooltip */
.heatmap-tooltip {
  position: fixed;
  top: 0; left: 0;
  background: var(--surface);
  color: var(--text);
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  line-height: 1.4;
  white-space: pre-wrap;
  text-align: center;
  pointer-events: none;
  z-index: 1100 !important;
  box-shadow: 0 4px 12px var(--shadow-lg);
  display: none;
}

.heatmap-tooltip.show {
  display: block;
}