/* ============================================
   Statistics Page Styles
   ============================================ */

/* Filter Bar */
.statistics-filters {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    align-items: center;
    flex-wrap: wrap;
}

.statistics-filters .filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.statistics-filters .filter-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary, #55657A);
    white-space: nowrap;
}

.statistics-filters .custom-dropdown {
    min-width: 130px;
}

#stats-month-menu {
    max-height: none !important;
    overflow-y: visible !important;
}

/* Stat Boxes (Building on quick-actions-grid) */
.quick-actions-grid.stat-boxes {
    margin-bottom: 24px;
    margin-left: 0;
    margin-right: 0;
    max-width: none;
    padding: 0;
}

.stat-boxes .quick-action-card {
    cursor: default;
    min-height: 110px;
}

.stat-boxes .quick-action-card:hover {
    transform: translateY(-2px);
    /* Lighter hover effect since not a link */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.stat-box-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary, #111827);
    line-height: 1.4;
    margin-bottom: 4px;
}

.stat-box-label {
    font-size: 13px;
    color: var(--text-secondary, #4B5563);
    font-weight: 600;
}

/* Chart Container */
.statistics-chart-container {
    background: var(--card-bg, #FFFFFF);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}

.statistics-chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.statistics-chart-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary, #111827);
    margin: 0;
}

.chart-legend {
    display: flex;
    gap: 16px;
    font-size: 13px;
    color: var(--text-secondary, #55657A);
}

.chart-legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.chart-legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 3px;
}

.chart-legend-dot.sent {
    background: #2563eb;
}

.chart-legend-dot.failed {
    background: #EF4444;
}

.statistics-chart-canvas {
    width: 100%;
    max-height: 320px;
}

.statistics-chart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 0;
    color: var(--text-secondary, #55657A);
    gap: 8px;
}

.statistics-chart-empty svg {
    width: 40px;
    height: 40px;
    opacity: 0.4;
}

.statistics-chart-empty p {
    margin: 0;
    font-size: 14px;
}

/* Campaign Breakdown Table */
.statistics-table-container {
    background: var(--card-bg, #FFFFFF);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    overflow: hidden;
}

.statistics-table-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color, #E5E7EB);
}

.statistics-table-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary, #111827);
    margin: 0;
}

.statistics-table-wrapper {
    overflow-x: auto;
}

.statistics-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.statistics-table thead th {
    background: var(--table-header-bg, #F9FAFB);
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary, #55657A);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color, #E5E7EB);
    white-space: nowrap;
}

.statistics-table tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color, #E5E7EB);
    color: var(--text-primary, #111827);
    vertical-align: middle;
}

.statistics-table tbody tr:last-child td {
    border-bottom: none;
}

.statistics-table tbody tr:hover {
    background: var(--row-hover, rgba(109, 40, 217, 0.02));
}

.statistics-table .status-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 9999px;
    font-size: 13px;
    font-weight: 500;
    text-transform: capitalize;
}

.statistics-table .status-badge.completed {
    background: rgba(16, 185, 129, 0.1);
    color: #166534;
}

.statistics-table .status-badge.sending {
    background: rgba(59, 130, 246, 0.1);
    color: #2563EB;
}

.statistics-table .status-badge.failed {
    background: rgba(239, 68, 68, 0.1);
    color: #B91C1C;
}

.statistics-table .status-badge.draft {
    background: rgba(107, 114, 128, 0.1);
    color: #55657A;
}

.statistics-table .status-badge.cancelled {
    background: rgba(245, 158, 11, 0.1);
    color: #92400E;
}

.statistics-table .status-badge.scheduled {
    background: rgba(139, 92, 246, 0.1);
    color: #2563eb;
}

.statistics-table .status-badge.queued {
    background: rgba(59, 130, 246, 0.1);
    color: #2563EB;
}

.statistics-table .success-rate-bar {
    display: flex;
    align-items: center;
    gap: 8px;
}

.statistics-table .rate-bar {
    width: 60px;
    height: 6px;
    background: var(--border-color, #E5E7EB);
    border-radius: 3px;
    overflow: hidden;
}

.statistics-table .rate-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.5s ease;
}

.statistics-table .rate-fill.high {
    background: #10B981;
}

.statistics-table .rate-fill.medium {
    background: #F59E0B;
}

.statistics-table .rate-fill.low {
    background: #EF4444;
}

.statistics-table-empty {
    padding: 48px 16px;
    text-align: center;
    color: var(--text-secondary, #55657A);
}

.statistics-table-empty svg {
    width: 40px;
    height: 40px;
    opacity: 0.4;
    margin-bottom: 8px;
}

.statistics-table-empty p {
    margin: 0;
    font-size: 14px;
}

/* Loading skeleton */
.statistics-skeleton {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.stat-skeleton-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.stat-skeleton-card {
    background: var(--card-bg, #FFFFFF);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    padding: 20px;
    height: 110px;
}

.stat-skeleton-card .skel-line {
    height: 12px;
    background: var(--skeleton-bg, #E5E7EB);
    border-radius: 6px;
    animation: shimmer 1.5s ease-in-out infinite;
}

.stat-skeleton-card .skel-line:nth-child(1) {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    margin-bottom: 12px;
}

.stat-skeleton-card .skel-line:nth-child(2) {
    width: 60%;
    height: 24px;
    margin-bottom: 8px;
}

.stat-skeleton-card .skel-line:nth-child(3) {
    width: 80%;
}

.stat-skeleton-chart {
    background: var(--card-bg, #FFFFFF);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    height: 360px;
    animation: shimmer 1.5s ease-in-out infinite;
}

.stat-skeleton-table {
    background: var(--card-bg, #FFFFFF);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    height: 200px;
    animation: shimmer 1.5s ease-in-out infinite;
}

@keyframes shimmer {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

/* Responsive */
@media (max-width: 1024px) {
    .quick-actions-grid.stat-boxes {
        grid-template-columns: repeat(2, 1fr);
    }

    .stat-skeleton-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .quick-actions-grid.stat-boxes {
        grid-template-columns: repeat(2, 1fr);
        /* 2x2 grid is better for stats on mobile */
    }

    .stat-skeleton-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Keep whatsapp card visible in statistics page */
    .stat-boxes .quick-action-card.whatsapp {
        display: flex;
    }

    .statistics-filters {
        flex-direction: row;
        align-items: center;
        flex-wrap: nowrap;
    }

    .statistics-filters .filter-group {
        flex: 1;
        min-width: 0;
    }

    .statistics-filters .custom-dropdown {
        flex: 1;
        min-width: 0;
    }

    .stat-box-value {
        font-size: 20px;
    }

    .statistics-chart-container {
        padding: 16px;
    }

    .statistics-table-header {
        padding: 16px;
    }
}

/* Dark mode support */
[data-theme="dark"] .stat-box-value {
    color: #1F2937;
    /* Keep dark to contrast with pastel background */
}

[data-theme="dark"] .stat-box-label {
    color: #374151;
}

[data-theme="dark"] .statistics-chart-container {
    background: var(--card-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] .statistics-table-container {
    background: var(--card-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] .statistics-table thead th {
    background: var(--table-header-bg);
}

[data-theme="dark"] .stat-skeleton-card .skel-line {
    background: var(--skeleton-bg, #374151);
}

[data-theme="dark"] .stat-skeleton-chart,
[data-theme="dark"] .stat-skeleton-table {
    background: var(--card-bg);
    border-color: var(--border-color);
}