/* StatsGrid.css - Statistical metrics grid display */

.stats-grid {
    display: grid;
    width: 100%;
}

/* Column configurations */
.stats-grid-col-2 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.stats-grid-col-3 {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.stats-grid-col-4 {
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.stats-grid-col-5 {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.stats-grid-col-6 {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

/* Gap sizes */
.stats-grid-gap-xs {
    gap: var(--space-2);
}

.stats-grid-gap-sm {
    gap: var(--space-3);
}

.stats-grid-gap-md {
    gap: var(--space-4);
}

.stats-grid-gap-lg {
    gap: var(--space-6);
}

/* Stat Card */
.stat-card {
    background: var(--bg-surface);
    border: var(--border-width-1) solid var(--border-default);
    border-radius: var(--border-radius-md);
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    transition: all var(--duration-200) var(--easing-out);
    min-height: var(--space-24);
}

.stat-card-clickable {
    cursor: pointer;
}

.stat-card-clickable:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-strong);
}

/* Stat Card Variants - clean styling, no left border accents */
.stat-card-default,
.stat-card-primary,
.stat-card-success,
.stat-card-warning,
.stat-card-danger,
.stat-card-info {
    /* Variants available for semantic use but no visual differentiation */
}

/* Stat Card Header */
.stat-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-1);
}

/* Icon styling removed - clean card design */

.stat-label {
    font-size: var(--text-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Stat Card Body */
.stat-card-body {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-2);
}

.stat-value {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--text-primary);
    line-height: 1;
}

.stat-trend {
    display: flex;
    align-items: center;
}

.stat-trend-up {
    color: var(--color-success-hover);
}

.stat-trend-down {
    color: var(--color-error-hover);
}

.stat-trend-neutral {
    color: var(--text-muted);
}

/* Stat Subtitle */
.stat-subtitle {
    font-size: var(--text-xs);
    color: var(--text-muted);
    margin-top: var(--space-1);
    line-height: 1.4;
}

/* Responsive Design */
@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr !important;
    }
    
    .stat-value {
        font-size: var(--text-2xl);
    }
}

@media (max-width: 480px) {
    .stat-card {
        padding: var(--space-3);
    }
    
    .stat-value {
        font-size: var(--text-xl);
    }
}

/* Loading State */
.stat-card.loading {
    opacity: 0.6;
    pointer-events: none;
}

.stat-card.loading .stat-value {
    background: linear-gradient(90deg, var(--bg-panel) 25%, var(--bg-surface-hover) 50%, var(--bg-panel) 75%);
    background-size: 200% 100%;
    animation: shimmer var(--duration-1000) infinite;
    border-radius: var(--border-radius-sm);
    color: transparent;
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Empty State */
.stats-grid:empty::after {
    content: 'No statistics to display';
    display: block;
    padding: var(--space-8);
    text-align: center;
    color: var(--text-muted);
    font-size: var(--text-sm);
}