/* === Charts ===
 * Chart.js card containers, summary stats, and grid layouts.
 */

/* ── Summary stat cards ─────────────────────── */
.summary-cards {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.summary-card {
    flex: 1;
    min-width: 180px;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-primary-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: box-shadow var(--transition-normal) var(--ease-out);
}

.summary-card:hover {
    box-shadow: var(--shadow-md);
}

.summary-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--color-primary);
    color: var(--color-white);
    flex-shrink: 0;
}

.summary-card__value {
    font-family: var(--font-primary);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
}

.summary-card__label {
    font-family: var(--font-primary);
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
    line-height: var(--leading-normal);
}

/* ── Chart grid ──────────────────────────────── */
.chart-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

@media (max-width: 900px) {
    .chart-grid {
        grid-template-columns: 1fr;
    }
}

/* ── Chart card ──────────────────────────────── */
.chart-card {
    background: var(--color-primary-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: box-shadow var(--transition-normal) var(--ease-out);
}

.chart-card:hover {
    box-shadow: var(--shadow-md);
}

.chart-card--full-width {
    grid-column: 1 / -1;
}

.chart-card__title {
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: var(--text-md);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.chart-card__canvas-container {
    position: relative;
    width: 100%;
    height: 280px;
}

.chart-card__canvas-container--donut {
    height: 220px;
}

.chart-card__subtitle {
    text-align: center;
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: var(--text-lg);
    color: var(--color-primary);
    margin-top: var(--spacing-sm);
}

.chart-card__hint {
    text-align: center;
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
}

.chart-card__empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

/* ── Dark theme ──────────────────────────────── */
[data-theme="dark"] .summary-card,
[data-theme="dark"] .chart-card {
    background: var(--color-primary-bg);
    border-color: var(--color-border);
}