/**
 * Heatmap Visualization Styles
 * ============================
 *
 * Extracted from park-detail.html for reuse across the application.
 * Used by HeatmapRenderer utility class.
 */

/* Heatmap grid container */
.heatmap-grid {
    display: grid;
    gap: 1px;
    background: #e9ecef;
    border-radius: 8px;
    overflow: hidden;
    min-width: fit-content;
}

/* Header row */
.heatmap-header-row {
    display: contents;
}

.heatmap-header-cell {
    background: #f8f9fa;
    padding: 6px 4px;
    font-size: 11px;
    font-weight: 600;
    text-align: center;
    color: #495057;
    white-space: nowrap;
}

.heatmap-header-cell.ride-name {
    text-align: left;
    padding-left: 10px;
    min-width: 180px;
    max-width: 220px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.heatmap-header-cell.total-col {
    background: #dee2e6;
    min-width: 60px;
}

/* Data rows */
.heatmap-row {
    display: contents;
}

.heatmap-ride-name {
    background: #fff;
    padding: 8px 10px;
    font-size: 12px;
    color: #212529;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background 0.2s, color 0.2s;
}

.heatmap-ride-name:hover {
    background: #e7f5ff;
    color: #006d77;
    font-weight: 600;
}

/* Tier badges */
.heatmap-ride-name .tier-badge {
    font-size: 9px;
    padding: 2px 5px;
    border-radius: 3px;
    font-weight: 600;
}

.heatmap-ride-name .tier-1 {
    background: #dc3545;
    color: white;
}

.heatmap-ride-name .tier-2 {
    background: #fd7e14;
    color: white;
}

.heatmap-ride-name .tier-3 {
    background: #6c757d;
    color: white;
}

/* Heatmap cells */
.heatmap-cell {
    min-width: 40px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    cursor: default;
    transition: transform 0.1s;
    position: relative;
}

.heatmap-cell:hover {
    transform: scale(1.1);
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.heatmap-cell.total-cell {
    font-weight: 600;
    font-size: 11px;
    min-width: 60px;
}

/* Tooltips */
.heatmap-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: #212529;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
    z-index: 100;
}

.heatmap-cell:hover .heatmap-tooltip {
    opacity: 1;
}

/* Legend */
.heatmap-legend {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 12px;
    font-size: 11px;
    color: #6c757d;
}

.heatmap-legend-scale {
    display: flex;
    height: 12px;
    border-radius: 2px;
    overflow: hidden;
}

.heatmap-legend-scale div {
    width: 20px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .heatmap-header-cell {
        font-size: 10px;
        padding: 4px 2px;
    }

    .heatmap-ride-name {
        font-size: 11px;
        padding: 6px 8px;
    }

    .heatmap-cell {
        font-size: 9px;
        min-width: 35px;
        height: 28px;
    }

    .heatmap-tooltip {
        font-size: 10px;
    }
}

/* ============================================
   ACCORDION STYLES FOR COLLAPSIBLE HEATMAPS
   ============================================ */

/* Accordion controls (Expand All / Collapse All) */
.heatmap-accordion-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    justify-content: flex-end;
}

.accordion-control-btn {
    background: var(--charcoal, #2c3e50);
    color: white;
    border: none;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s;
}

.accordion-control-btn:hover {
    background: var(--deep-teal, #006d77);
}

/* Accordion container */
.heatmaps-accordion {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Accordion section */
.heatmap-accordion-section {
    border: 2px solid var(--charcoal, #2c3e50);
    border-radius: 8px;
    overflow: hidden;
    background: white;
}

/* Accordion header (clickable) */
.heatmap-accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--charcoal, #2c3e50);
    color: white;
    border: none;
    cursor: pointer;
    transition: background 0.2s;
    text-align: left;
}

.heatmap-accordion-header:hover {
    background: var(--deep-teal, #006d77);
}

.heatmap-accordion-header.expanded {
    background: var(--deep-teal, #006d77);
}

.heatmap-accordion-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.heatmap-accordion-header .chevron {
    font-size: 14px;
    transition: transform 0.2s;
}

.heatmap-accordion-header.expanded .chevron {
    transform: rotate(180deg);
}

/* Accordion content (collapsible) */
.heatmap-accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.heatmap-accordion-content.expanded {
    max-height: 5000px;  /* Large enough for any heatmap */
    transition: max-height 0.5s ease-in;
}

.heatmap-accordion-content .heatmap-wrapper {
    padding: 20px;
}

/* Responsive adjustments for accordion */
@media (max-width: 768px) {
    .heatmap-accordion-header h3 {
        font-size: 16px;
    }

    .heatmap-accordion-controls {
        justify-content: center;
    }

    .accordion-control-btn {
        font-size: 12px;
        padding: 6px 12px;
    }
}