/* --- Custom Intervals Layout --- */
.workout-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.workout-creator {
    background: #1C1F2A;
    padding: 20px;
    border-radius: 8px;
}

.workout-creator h3 {
    margin-bottom: 16px;
    color: #e2e4ea;
}

.interval-list {
    margin-top: 16px;
    max-height: 300px;
    overflow-y: auto;
}

.interval-item {
    background: #151821;
    padding: 12px;
    margin-bottom: 8px;
    border-radius: 6px;
    border-left: 4px solid #667eea;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #e2e4ea;
}

.workout-controls {
    display: flex;
    gap: 10px;
    margin-top: 16px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #232735;
    border-radius: 4px;
    overflow: hidden;
    margin-top: 10px;
}

.progress-fill {
    height: 100%;
    background: #667eea;
    transition: width 0.3s;
}