/* 🌡️ Heatmap Component */

.heatmap-wrapper {
    padding: 12px;
    margin-top: 10px;
}

.heatmap-header {
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.heatmap-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.heatmap-select {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--muted);
    font-size: 0.65rem;
    padding: 2px 4px;
    border-radius: 4px;
    cursor: pointer;
    outline: none;
    transition: all 0.2s;
}

.heatmap-select:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent);
    color: var(--text);
}

.heatmap-select option {
    background: var(--bg);
    color: var(--text);
}

.heatmap-grid {
    display: grid;
    grid-template-rows: repeat(7, 10px);
    grid-auto-flow: column;
    grid-auto-columns: 10px;
    gap: 3px;
    overflow-x: auto;
    padding-bottom: 5px;
}

/* Hide scrollbar for cleaner look */
.heatmap-grid::-webkit-scrollbar {
    height: 3px;
}
.heatmap-grid::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.heatmap-cell {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.05);
    transition: transform 0.2s, filter 0.2s;
}

.heatmap-cell:hover {
    transform: scale(1.3);
    z-index: 10;
    filter: brightness(1.2);
    cursor: pointer;
}

.heatmap-cell.selected {
    transform: scale(1.4);
    z-index: 15;
    outline: 2px solid white;
    box-shadow: 0 0 10px var(--accent);
    filter: brightness(1.5);
}


.heatmap-cell.out {
    opacity: 0;
    pointer-events: none;
}

/* Level Colors (Cyan to Purple Gradient) */
.heatmap-cell.lvl-0 { background: rgba(255, 255, 255, 0.05); }
.heatmap-cell.lvl-1 { background: rgba(56, 189, 248, 0.3); }
.heatmap-cell.lvl-2 { background: rgba(56, 189, 248, 0.6); }
.heatmap-cell.lvl-3 { background: rgba(56, 189, 248, 0.9); }
.heatmap-cell.lvl-4 { 
    background: var(--ai-accent); 
    box-shadow: 0 0 5px var(--ai-accent);
}

.heatmap-legend {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 8px;
    font-size: 0.65rem;
    color: var(--muted);
    justify-content: flex-end;
}

.heatmap-legend .heatmap-cell {
    width: 8px;
    height: 8px;
}