.heatmap-container {
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-2) 0;
}

.heatmap__svg {
  display: block;
  min-width: 100%;
}

.heatmap__svg text {
  font-family: var(--font-heading);
  font-size: 10px;
  fill: var(--color-text-muted);
}

.heatmap__svg rect {
  cursor: pointer;
  transition: opacity var(--transition-fast);
  outline: none;
}

.heatmap__svg rect:hover {
  opacity: 0.8;
}

.heatmap__svg rect:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}

.heatmap__cell--selected {
  stroke: var(--color-accent);
  stroke-width: 2;
}

/* Tooltip */
.heatmap__tooltip {
  position: absolute;
  padding: var(--space-2) var(--space-3);
  background: var(--color-warm-800);
  color: white;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  white-space: nowrap;
  pointer-events: none;
  z-index: 50;
  opacity: 0;
  transition: opacity var(--transition-fast);
  transform: translateX(-50%);
}

.heatmap__tooltip--visible {
  opacity: 1;
}

.heatmap__tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 4px solid transparent;
  border-top-color: var(--color-warm-800);
}

/* Legend */
.heatmap__legend {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-1);
  padding: var(--space-3) 0;
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.heatmap__legend-swatch {
  width: 11px;
  height: 11px;
  border-radius: 2px;
}

/* Year selector */
.heatmap__year-selector {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.heatmap__year {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
}

.heatmap__year-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.heatmap__year-btn:hover {
  background: var(--color-warm-100);
  color: var(--color-text);
}

/* Stats */
.heatmap__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.heatmap__stat {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
}

.heatmap__stat-value {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
}

.heatmap__stat-label {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* Selected day wins */
.heatmap__day-wins {
  margin-top: var(--space-4);
}

.heatmap__day-header {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.heatmap__day-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}