/* Toolbar Secondary */
.toolbar-secondary {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 8px 24px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    justify-content: center;
    margin-top: -1px;
    /* overlap border */
}

.tool-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.tool-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    /* Fallback or var */
    color: #bbb;
    font-weight: 500;
}

.tool-divider {
    width: 1px;
    height: 24px;
    background: var(--border-color);
    background: #333;
}

.tempo-slider {
    width: 80px;
    height: 4px;
    accent-color: var(--primary-color);
    accent-color: #6366f1;
    cursor: pointer;
}

.icon-btn.active {
    background-color: var(--primary-color);
    background-color: #6366f1;
    color: white;
    border-color: var(--primary-color);
}

/* Segmented Control */
.segmented-control {
    display: flex;
    background: var(--bg-primary);
    background: #0f0f15;
    border-radius: 8px;
    padding: 3px;
    border: 1px solid var(--border-color);
    border: 1px solid #333;
}

.segment {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    color: #aaa;
    padding: 4px 10px;
    font-size: 0.75rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 600;
}

.segment:hover {
    color: white;
    background: rgba(255, 255, 255, 0.05);
}

.segment.active {
    color: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* Custom coloring for Hand modes */
#handLeftBtn.active {
    background: #3b82f6;
    /* Blue for Left */
}

#handRightBtn.active {
    background: #22c55e;
    /* Green for Right */
}

#handBothBtn.active {
    background: #6366f1;
}

#metronomeBtn.active {
    background: #715032 !important;
    color: white;
    border-color: #f59e0b;
}

/* Ensure variables are picked up if available, fallback provided */
:root {
    --bg-tertiary: #1e1e24;
}