/* Velocity Chart Styles */

.velocity-chart-container {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.chart-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.chart-controls {
    display: flex;
    gap: 0.5rem;
}

.chart-controls .btn {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

.chart-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.chart-stats .stat {
    display: flex;
    flex-direction: column;
    padding: 0.75rem;
    background: rgba(9, 105, 218, 0.1);
    border-radius: 8px;
    text-align: center;
}

.chart-stats .stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.chart-stats .stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.chart-canvas {
    position: relative;
    height: 400px;
    width: 100%;
}

.chart-canvas canvas {
    max-width: 100%;
}

.no-data {
    padding: 3rem;
    text-align: center;
    color: var(--text-secondary);
}

.no-data i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.no-data p {
    margin: 0;
    font-size: 1rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .chart-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .chart-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .chart-canvas {
        height: 300px;
    }
}