/**
 * Control Groups - Sectioned control containers
 */

.control-group {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-control-group);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    transition: all var(--transition-slow);
}

.control-group.hidden {
    opacity: 0;
    transform: scaleY(0);
    max-height: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    overflow: hidden;
}

/* Control Group Title */
.control-group-title {
    font-size: var(--font-size-xs);
    margin-bottom: var(--spacing-sm);
    padding: 2px 0;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    text-align: center;
    font-weight: 600;
    letter-spacing: 0.5px;
    cursor: pointer;
    user-select: none;
    position: relative;
    transition: color var(--transition-fast);
}

.control-group-title:hover {
    color: rgba(255, 255, 255, 0.9);
}

/* Collapsible Arrow Indicator */
.control-group-title::after {
    content: '▼';
    position: absolute;
    right: 5px;
    font-size: 8px;
    transition: transform var(--transition-normal);
}

.control-group.collapsed .control-group-title::after {
    transform: rotate(-90deg);
}

/* Hide content when collapsed */
.control-group.collapsed .control-row,
.control-group.collapsed .toggle-container {
    display: none;
}

/* Mode-Specific Controls */
.mode-specific {
    transition: opacity var(--transition-slow), max-height var(--transition-slow);
    overflow: hidden;
}

.mode-specific.hidden {
    opacity: 0;
    max-height: 0;
    pointer-events: none;
    margin: 0;
    padding: 0;
}