/* Resource Heatmap Calendar Styles */

.resource-heatmap {
  font-family: var(--n-font-family);
  background: var(--n-color-surface);
  border-radius: var(--n-border-radius);
  padding: var(--n-space-m);
  border: 1px solid var(--n-color-border);
}

.resource-heatmap-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--n-space-m);
  padding-bottom: var(--n-space-s);
  border-bottom: 1px solid var(--n-color-border);
}

.resource-heatmap-title {
  font-size: var(--n-font-size-l);
  font-weight: var(--n-font-weight-heading);
  color: var(--n-color-text);
  margin: 0;
}

.resource-heatmap-nav {
  display: flex;
  gap: var(--n-space-s);
  align-items: center;
}

.resource-heatmap-month {
  font-size: var(--n-font-size-m);
  font-weight: var(--n-font-weight-heading);
  min-width: 140px;
  text-align: center;
}

.resource-heatmap-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
}

.resource-heatmap-day-header {
  padding: var(--n-space-xs) var(--n-space-s);
  text-align: center;
  font-size: var(--n-font-size-xs);
  font-weight: var(--n-font-weight-heading);
  color: var(--n-color-text-weak);
  text-transform: uppercase;
}

.resource-heatmap-day {
  aspect-ratio: 1;
  min-height: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: var(--n-border-radius-s);
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  position: relative;
}

.resource-heatmap-day:hover {
  transform: scale(1.05);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  z-index: 10;
}

.resource-heatmap-day.empty {
  background: transparent;
  cursor: default;
}

.resource-heatmap-day.empty:hover {
  transform: none;
  box-shadow: none;
}

.resource-heatmap-day-number {
  font-size: var(--n-font-size-s);
  font-weight: var(--n-font-weight-heading);
  color: inherit;
}

.resource-heatmap-day-usage {
  font-size: var(--n-font-size-xs);
  opacity: 0.8;
}

/* Load level colors */
.resource-heatmap-day.load-none {
  background: var(--n-color-surface-raised);
  color: var(--n-color-text-weak);
}

.resource-heatmap-day.load-low {
  background: #10b981;
  color: white;
}

.resource-heatmap-day.load-medium {
  background: #f59e0b;
  color: white;
}

.resource-heatmap-day.load-high {
  background: #ef4444;
  color: white;
}

.resource-heatmap-day.load-overloaded {
  background: #7c2d12;
  color: white;
}

/* Time-off (full day) */
.resource-heatmap-day.load-time-off {
  background: repeating-linear-gradient(
    45deg,
    #6366f1,
    #6366f1 4px,
    #818cf8 4px,
    #818cf8 8px
  );
  color: white;
}

/* Public Holiday */
.resource-heatmap-day.load-holiday {
  background: repeating-linear-gradient(
    45deg,
    #f97316,
    #f97316 4px,
    #fb923c 4px,
    #fb923c 8px
  );
  color: white;
}

/* Partial time-off indicator */
.resource-heatmap-day.has-time-off {
  border: 2px solid #6366f1;
}

/* Holiday indicator */
.resource-heatmap-day.has-holiday {
  border: 2px solid #f97316;
}

.resource-heatmap-time-off-indicator {
  position: absolute;
  top: 2px;
  right: 2px;
  font-size: 10px;
}

.resource-heatmap-holiday-indicator {
  position: absolute;
  top: 2px;
  right: 2px;
  font-size: 10px;
}

/* Today indicator */
.resource-heatmap-day.today {
  box-shadow: inset 0 0 0 2px var(--n-color-accent);
}

/* Tooltip */
.resource-heatmap-tooltip {
  position: absolute;
  bottom: calc(100% + 4px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--n-color-surface-raised);
  border: 1px solid var(--n-color-border);
  border-radius: var(--n-border-radius);
  padding: var(--n-space-s);
  min-width: 200px;
  max-width: 300px;
  z-index: 100;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  display: none;
}

/* Invisible bridge to connect day cell to tooltip for hover continuity */
.resource-heatmap-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: 8px;
}

/* Tooltip positioned below the cell */
.resource-heatmap-tooltip.tooltip-bottom {
  bottom: auto;
  top: calc(100% + 4px);
}

.resource-heatmap-tooltip.tooltip-bottom::after {
  top: auto;
  bottom: 100%;
}

.resource-heatmap-day:hover .resource-heatmap-tooltip,
.resource-heatmap-tooltip:hover {
  display: block;
}

.resource-heatmap-tooltip-header {
  font-weight: var(--n-font-weight-heading);
  margin-bottom: var(--n-space-xs);
  padding-bottom: var(--n-space-xs);
  border-bottom: 1px solid var(--n-color-border);
  color: var(--n-color-text);
}

.resource-heatmap-tooltip-issue {
  font-size: var(--n-font-size-s);
  padding: var(--n-space-xs) 0;
  border-bottom: 1px solid var(--n-color-border-weak);
  color: var(--n-color-text);
}

.resource-heatmap-tooltip-issue:last-child {
  border-bottom: none;
}

.resource-heatmap-tooltip-issue-id {
  font-weight: var(--n-font-weight-heading);
  color: var(--n-color-accent);
  text-decoration: none;
  display: inline-block;
}

a.resource-heatmap-tooltip-issue-id:hover {
  text-decoration: underline;
  color: var(--n-color-accent-highlight, #0066cc);
}

.resource-heatmap-tooltip-issue-title {
  display: block;
  color: var(--n-color-text);
}

.resource-heatmap-tooltip-issue-meta {
  font-size: var(--n-font-size-xs);
  color: var(--n-color-text-weak);
}

.resource-heatmap-tooltip-empty {
  color: var(--n-color-text-weak);
  font-style: italic;
}

/* Time-off tooltip styles */
.resource-heatmap-tooltip-time-off {
  background: linear-gradient(135deg, #eef2ff 0%, #e0e7ff 100%);
  border-radius: var(--n-border-radius-s);
  padding: var(--n-space-xs);
  margin-bottom: var(--n-space-xs);
  border-left: 3px solid #6366f1;
}

.resource-heatmap-tooltip-time-off-header {
  font-weight: var(--n-font-weight-heading);
  color: #4f46e5;
  margin-bottom: var(--n-space-2xs);
}

.resource-heatmap-tooltip-time-off-item {
  display: flex;
  flex-direction: column;
  font-size: var(--n-font-size-xs);
  padding: var(--n-space-2xs) 0;
}

.resource-heatmap-tooltip-time-off-type {
  font-weight: var(--n-font-weight-heading);
  color: #4f46e5;
}

.resource-heatmap-tooltip-time-off-person {
  color: var(--n-color-text);
}

.resource-heatmap-tooltip-time-off-reduction {
  color: #ef4444;
  font-weight: var(--n-font-weight-heading);
}

/* Holiday tooltip styles */
.resource-heatmap-tooltip-holiday {
  background: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%);
  border-radius: var(--n-border-radius-s);
  padding: var(--n-space-xs);
  margin-bottom: var(--n-space-xs);
  border-left: 3px solid #f97316;
}

.resource-heatmap-tooltip-holiday-header {
  font-weight: var(--n-font-weight-heading);
  color: #ea580c;
  margin-bottom: var(--n-space-2xs);
}

.resource-heatmap-tooltip-holiday-item {
  display: flex;
  flex-direction: column;
  font-size: var(--n-font-size-xs);
  padding: var(--n-space-2xs) 0;
}

.resource-heatmap-tooltip-holiday-name {
  font-weight: var(--n-font-weight-heading);
  color: #ea580c;
}

.resource-heatmap-tooltip-holiday-person {
  color: var(--n-color-text);
}

.resource-heatmap-tooltip-holiday-reduction {
  color: #ea580c;
  font-weight: var(--n-font-weight-heading);
}

.resource-heatmap-tooltip-holiday-note {
  font-size: var(--n-font-size-xs);
  color: #ea580c;
  font-weight: var(--n-font-weight-heading);
}

/* Legend */
.resource-heatmap-legend {
  display: flex;
  gap: var(--n-space-m);
  margin-top: var(--n-space-m);
  padding-top: var(--n-space-s);
  border-top: 1px solid var(--n-color-border);
  flex-wrap: wrap;
}

.resource-heatmap-legend-item {
  display: flex;
  align-items: center;
  gap: var(--n-space-xs);
  font-size: var(--n-font-size-s);
  color: var(--n-color-text-weak);
}

.resource-heatmap-legend-color {
  width: 16px;
  height: 16px;
  border-radius: var(--n-border-radius-s);
}

.resource-heatmap-legend-color.load-none {
  background: var(--n-color-surface-raised);
  border: 1px solid var(--n-color-border);
}

.resource-heatmap-legend-color.load-low {
  background: #10b981;
}

.resource-heatmap-legend-color.load-medium {
  background: #f59e0b;
}

.resource-heatmap-legend-color.load-high {
  background: #ef4444;
}

.resource-heatmap-legend-color.load-overloaded {
  background: #7c2d12;
}

.resource-heatmap-legend-color.load-time-off {
  background: repeating-linear-gradient(
    45deg,
    #6366f1,
    #6366f1 4px,
    #818cf8 4px,
    #818cf8 8px
  );
}

.resource-heatmap-legend-color.load-holiday {
  background: repeating-linear-gradient(
    45deg,
    #f97316,
    #f97316 4px,
    #fb923c 4px,
    #fb923c 8px
  );
}

/* Loading state */
.resource-heatmap-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 200px;
  color: var(--n-color-text-weak);
}

/* Error state */
.resource-heatmap-error {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 200px;
  color: var(--n-color-text-error);
  text-align: center;
}

.resource-heatmap-error-message {
  margin-bottom: var(--n-space-s);
}

/* Responsive */
@media (max-width: 600px) {
  .resource-heatmap-day {
    min-height: 32px;
  }

  .resource-heatmap-day-usage {
    display: none;
  }

  .resource-heatmap-tooltip {
    min-width: 150px;
    left: 0;
    transform: translateX(0);
  }
}