/* Admin Analytics Page */
.analytics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.analytics-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    transition: all 0.3s ease;
}
.analytics-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}
.analytics-card .stat-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
}
.analytics-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}
.analytics-card .stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}
.analytics-card .stat-change {
    font-size: 0.75rem;
    margin-top: 0.5rem;
}
.analytics-card .stat-change.positive { color: var(--success); }
.analytics-card .stat-change.negative { color: var(--error); }
.chart-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}
.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}
.chart-title {
    font-size: 1rem;
    font-weight: 600;
}
.chart-filters {
    display: flex;
    gap: 0.5rem;
}
.chart-filter {
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-sm);
    background: transparent;
    border: 1px solid var(--border-color);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}
.chart-filter:hover {
    background: var(--hover-bg);
}
.chart-filter.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}
.data-table {
    width: 100%;
    border-collapse: collapse;
}
.data-table th,
.data-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}
.data-table th {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.data-table td {
    font-size: 0.9rem;
}
.data-table tr:hover td {
    background: var(--hover-bg);
}
@media (max-width: 768px) {
    .analytics-grid { grid-template-columns: repeat(2, 1fr); }
    .chart-filters { display: none; }
}