/**
 * Ultimate Watermark — Analytics page
 *
 * Built on top of the design tokens declared in admin.css.
 *
 * @package UltimateWatermark
 * @since   2.0.9
 */

.ultimate-watermark-analytics {
    display: flex;
    flex-direction: column;
    gap: var(--uw-space-6);
}

/* =========================================================================
   Toolbar (above page content)
   ========================================================================= */

.analytics-actions {
    display: inline-flex;
    align-items: center;
    gap: var(--uw-space-3);
    flex-wrap: wrap;
}

.analytics-select {
    height: 38px;
    padding: 8px 32px 8px 12px;
    border: 1px solid var(--uw-border-strong);
    border-radius: var(--uw-radius-md);
    background-color: var(--uw-surface);
    color: var(--uw-text);
    font-size: var(--uw-font-body-size);
    box-shadow: var(--uw-shadow-xs);
    -webkit-appearance: none;
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, var(--uw-text-subtle) 50%), linear-gradient(135deg, var(--uw-text-subtle) 50%, transparent 50%);
    background-position: calc(100% - 16px) 50%, calc(100% - 11px) 50%;
    background-size: 5px 5px, 5px 5px;
    background-repeat: no-repeat;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.analytics-select:focus {
    outline: none;
    border-color: var(--uw-primary);
    box-shadow: var(--uw-shadow-focus);
}

/* =========================================================================
   Metric cards (top KPIs)
   ========================================================================= */

.analytics-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--uw-space-4);
}

.metric-card {
    background: var(--uw-surface);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-lg);
    box-shadow: var(--uw-shadow-sm);
    padding: var(--uw-space-5);
    display: flex;
    align-items: center;
    gap: var(--uw-space-4);
    position: relative;
    overflow: hidden;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--uw-gradient);
    opacity: 0;
    transition: opacity 0.15s ease;
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--uw-shadow-md);
}

.metric-card:hover::before { opacity: 1; }

.metric-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--uw-radius-md);
    background: var(--uw-primary-soft);
    color: var(--uw-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.metric-icon .dashicons {
    font-size: 22px;
    width: 22px;
    height: 22px;
}

.metric-content { flex: 1; min-width: 0; }

.metric-number {
    font-size: 26px;
    font-weight: 700;
    color: var(--uw-text);
    line-height: 1.1;
    margin-bottom: 2px;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
}

.metric-label {
    font-size: 13px;
    color: var(--uw-text-subtle);
    font-weight: 500;
}

.metric-change {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 6px;
    font-size: var(--uw-font-small-size);
    font-weight: 600;
}

.metric-change .change-icon { font-size: 14px; width: 14px; height: 14px; }

.change-positive { color: var(--uw-success); }
.change-negative { color: var(--uw-danger); }
.change-neutral  { color: var(--uw-text-subtle); }

/* =========================================================================
   Charts
   ========================================================================= */

.analytics-charts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--uw-space-4);
}

.chart-container {
    background: var(--uw-surface);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-lg);
    box-shadow: var(--uw-shadow-sm);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--uw-space-4) var(--uw-space-5);
    border-bottom: 1px solid var(--uw-border);
    gap: var(--uw-space-3);
    flex-wrap: wrap;
}

.chart-header h3 {
    margin: 0;
    font-size: var(--uw-font-h3-size);
    font-weight: 600;
    color: var(--uw-text);
    letter-spacing: -0.005em;
}

.chart-controls {
    display: inline-flex;
    background: var(--uw-surface-soft);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-md);
    padding: 2px;
    gap: 0;
}

.chart-btn {
    padding: 6px 12px;
    background: transparent;
    border: 0;
    color: var(--uw-text-muted);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--uw-radius-sm);
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.chart-btn:hover { color: var(--uw-text); }

.chart-btn.active {
    background: var(--uw-surface);
    color: var(--uw-primary);
    box-shadow: var(--uw-shadow-xs);
}

.chart-legend {
    display: inline-flex;
    align-items: center;
    gap: var(--uw-space-3);
    font-size: var(--uw-font-small-size);
    color: var(--uw-text-muted);
}

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

.legend-color {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    display: inline-block;
}

.chart-content {
    padding: var(--uw-space-5);
    min-height: 240px;
    flex: 1;
}

.chart-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: var(--uw-space-8);
    color: var(--uw-text-subtle);
    font-size: var(--uw-font-small-size);
}

/* =========================================================================
   Detail cards (Top Watermarks / Recent Activity / Performance)
   ========================================================================= */

.analytics-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: var(--uw-space-4);
}

.detail-card {
    background: var(--uw-surface);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-lg);
    box-shadow: var(--uw-shadow-sm);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.detail-card .card-header {
    padding: var(--uw-space-4) var(--uw-space-5);
    border-bottom: 1px solid var(--uw-border);
    background: var(--uw-surface);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--uw-space-3);
}

.detail-card .card-header h3 {
    margin: 0;
    font-size: var(--uw-font-h3-size);
    font-weight: 600;
    color: var(--uw-text);
}

.detail-card .card-action {
    color: var(--uw-primary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: var(--uw-radius-sm);
    transition: background-color 0.15s ease;
}

.detail-card .card-action:hover {
    background: var(--uw-primary-soft);
    color: var(--uw-primary-hover);
    text-decoration: none;
}

.detail-card .card-content {
    padding: var(--uw-space-5);
    flex: 1;
}

/* Watermark stats list */
.watermark-stats {
    display: flex;
    flex-direction: column;
    gap: var(--uw-space-2);
}

.watermark-stat-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--uw-space-3);
    padding: var(--uw-space-3);
    border: 1px solid var(--uw-border);
    border-radius: var(--uw-radius-md);
    background: var(--uw-surface);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.watermark-stat-item:hover {
    border-color: var(--uw-border-strong);
    box-shadow: var(--uw-shadow-sm);
}

.watermark-info { min-width: 0; flex: 1; }

.watermark-name {
    font-size: var(--uw-font-body-size);
    font-weight: 600;
    color: var(--uw-text);
    margin-bottom: 2px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.watermark-name .status-badge {
    font-size: 10px;
}

.status-badge.inactive {
    background: var(--uw-surface-muted);
    color: var(--uw-text-muted);
    padding: 2px 8px;
    border-radius: var(--uw-radius-pill);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 600;
}

.watermark-type {
    font-size: var(--uw-font-small-size);
    color: var(--uw-text-subtle);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.watermark-type .dashicons { font-size: 14px; width: 14px; height: 14px; color: var(--uw-text-faint); }

.watermark-usage {
    text-align: right;
    flex-shrink: 0;
}

.usage-number {
    font-size: 18px;
    font-weight: 700;
    color: var(--uw-text);
    font-variant-numeric: tabular-nums;
}

.usage-label {
    font-size: 11px;
    color: var(--uw-text-faint);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 600;
}

/* Activity timeline */
.activity-timeline {
    display: flex;
    flex-direction: column;
    gap: var(--uw-space-3);
    position: relative;
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    gap: var(--uw-space-3);
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 13px;
    top: 30px;
    bottom: -16px;
    width: 1.5px;
    background: var(--uw-border);
}

.timeline-item:last-child::before { display: none; }

.timeline-marker {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--uw-primary-soft);
    color: var(--uw-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 2px solid var(--uw-surface);
    box-shadow: 0 0 0 1px var(--uw-border);
}

.timeline-marker .dashicons { font-size: 14px; width: 14px; height: 14px; }

.timeline-content { flex: 1; padding-top: 4px; }

.timeline-title {
    font-size: var(--uw-font-body-size);
    font-weight: 500;
    color: var(--uw-text);
    margin-bottom: 2px;
}

.timeline-time {
    font-size: var(--uw-font-small-size);
    color: var(--uw-text-faint);
}

/* Performance metrics */
.performance-metrics {
    display: flex;
    flex-direction: column;
    gap: var(--uw-space-4);
}

.performance-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.performance-label {
    font-size: var(--uw-font-small-size);
    color: var(--uw-text-muted);
    font-weight: 600;
}

.performance-bar {
    height: 8px;
    background: var(--uw-surface-muted);
    border-radius: var(--uw-radius-pill);
    overflow: hidden;
}

.performance-fill {
    height: 100%;
    background: var(--uw-gradient);
    border-radius: var(--uw-radius-pill);
    transition: width 0.4s ease;
}

.performance-value {
    font-size: var(--uw-font-small-size);
    color: var(--uw-text-subtle);
    font-variant-numeric: tabular-nums;
}

/* Empty state inside cards */
.detail-card .empty-state {
    background: transparent;
    border: 0;
    box-shadow: none;
    padding: var(--uw-space-6) var(--uw-space-4);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.detail-card .empty-state .dashicons {
    font-size: 24px;
    width: 24px;
    height: 24px;
    color: var(--uw-text-faint);
}

.detail-card .empty-state p {
    margin: 0;
    color: var(--uw-text-subtle);
    font-size: var(--uw-font-small-size);
}

/* =========================================================================
   Responsive
   ========================================================================= */

@media (max-width: 768px) {
    .analytics-overview { grid-template-columns: 1fr 1fr; }
    .analytics-charts,
    .analytics-details { grid-template-columns: 1fr; }
    .metric-card { padding: var(--uw-space-4); }
    .metric-number { font-size: 22px; }
}

@media (max-width: 480px) {
    .analytics-overview { grid-template-columns: 1fr; }
    .chart-content { padding: var(--uw-space-4); min-height: 200px; }
}