/**
 * Confusion Matrix Component
 *
 * Visual representation of classification model performance metrics
 * with TP, TN, FP, FN quadrants and error rates
 */

.confusion-matrix-card {
    padding: var(--space-md);
    border: 1px solid var(--admin-border-color);
    border-radius: var(--admin-border-radius);
    background: var(--admin-card-bg);
}

.confusion-matrix-card__title {
    margin: 0 0 var(--space-md);
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--admin-text-primary);
}

/* Confusion Matrix Grid - 2x2 Layout */
.confusion-matrix__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

/* Matrix Cells */
.confusion-matrix__cell {
    padding: var(--space-md);
    border-radius: var(--admin-border-radius);
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.confusion-matrix__cell:hover {
    transform: translateY(-2px);
    box-shadow: var(--admin-shadow-md);
}

.confusion-matrix__cell-label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.confusion-matrix__cell-value {
    font-size: var(--font-size-xl);
    font-weight: 700;
}

/* Color-coded cells */
.confusion-matrix__cell--tp {
    background: oklch(95% 0.05 150);  /* Light green */
    border: 2px solid oklch(70% 0.15 150);
    color: oklch(30% 0.1 150);
}

.confusion-matrix__cell--tn {
    background: oklch(95% 0.05 220);  /* Light blue */
    border: 2px solid oklch(65% 0.15 220);
    color: oklch(30% 0.1 220);
}

.confusion-matrix__cell--fp {
    background: oklch(95% 0.05 30);  /* Light red/orange */
    border: 2px solid oklch(70% 0.15 30);
    color: oklch(35% 0.1 30);
}

.confusion-matrix__cell--fn {
    background: oklch(95% 0.05 60);  /* Light yellow */
    border: 2px solid oklch(75% 0.15 60);
    color: oklch(35% 0.1 60);
}

/* Rates Section */
.confusion-matrix__rates {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
    padding-top: var(--space-md);
    border-top: 1px solid var(--admin-border-color);
}

.confusion-matrix__rates .admin-stat-item {
    padding: var(--space-sm);
    background: var(--admin-bg-secondary);
    border-radius: var(--admin-border-radius-sm);
}

.confusion-matrix__rates .admin-stat-item__label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--admin-text-secondary);
}

.confusion-matrix__rates .admin-stat-item__value {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--admin-text-primary);
}

/* Dark Mode Support */
:root[data-theme="dark"] .confusion-matrix__cell--tp {
    background: oklch(25% 0.08 150);
    border-color: oklch(45% 0.12 150);
    color: oklch(85% 0.05 150);
}

:root[data-theme="dark"] .confusion-matrix__cell--tn {
    background: oklch(25% 0.08 220);
    border-color: oklch(45% 0.12 220);
    color: oklch(85% 0.05 220);
}

:root[data-theme="dark"] .confusion-matrix__cell--fp {
    background: oklch(25% 0.08 30);
    border-color: oklch(45% 0.12 30);
    color: oklch(85% 0.05 30);
}

:root[data-theme="dark"] .confusion-matrix__cell--fn {
    background: oklch(25% 0.08 60);
    border-color: oklch(45% 0.12 60);
    color: oklch(85% 0.05 60);
}

/* Responsive Design */
@media (max-width: 768px) {
    .confusion-matrix__grid {
        gap: var(--space-xxs);
    }

    .confusion-matrix__cell {
        padding: var(--space-sm);
    }

    .confusion-matrix__cell-label {
        font-size: var(--font-size-xs);
    }

    .confusion-matrix__cell-value {
        font-size: var(--font-size-lg);
    }

    .confusion-matrix__rates {
        grid-template-columns: 1fr;
    }
}