/* ============================================
   3D Rack Visualization - Styles
   ============================================ */

.rack-viz-section {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
}

.rack-viz-section h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0;
    cursor: pointer;
    user-select: none;
}

.rack-viz-section h3 .toggle-arrow {
    transition: transform 0.2s ease;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.rack-viz-section h3 .toggle-arrow.collapsed {
    transform: rotate(-90deg);
}

.rack-viz-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.rack-viz-badge {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 10px;
    background: rgba(139, 92, 246, 0.15);
    color: var(--accent-purple);
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

#rack-viz-container {
    margin-top: 1rem;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    background: #0a0a0a;
    border: 1px solid var(--glass-border);
}

.rack-viz-logo {
    position: absolute;
    top: 12px;
    right: 12px;
    height: 40px;
    opacity: 0.85;
    pointer-events: none;
    z-index: 1;
}

#rack-viz-container.collapsed {
    display: none;
}

#rack-3d-canvas {
    width: 100%;
    height: 500px;
    display: block;
    outline: none;
}

.rack-viz-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.03);
    border-top: 1px solid var(--glass-border);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.rack-viz-controls .hint {
    display: flex;
    align-items: center;
    gap: 4px;
}

.rack-viz-legend {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.rack-viz-legend .legend-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.rack-viz-legend .legend-swatch {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    display: inline-block;
}

.rack-viz-info {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    margin-top: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Print: hide 3D canvas */
@media print {
    .rack-viz-section {
        display: none !important;
    }
}

/* Mobile: reduce canvas height */
@media (max-width: 768px) {
    #rack-3d-canvas {
        height: 350px;
    }
}

@media (max-width: 480px) {
    #rack-3d-canvas {
        height: 280px;
    }

    .rack-viz-legend {
        gap: 8px;
    }
}