/* ================================================================
   🎨 DARK MODE - CHARTS & GRAPHS
   Configuration pour Chart.js, ApexCharts, etc.
   ================================================================ */

/* ===== CHART CONTAINERS ===== */
.chart-container,
.chart-wrapper,
.apexcharts-canvas,
canvas[id*="chart"],
canvas[id*="Chart"] {
    background-color: var(--bg-elevated) !important;
    border-radius: 8px;
    padding: 16px;
}

/* ===== CHART.JS DARK MODE ===== */
[data-theme="dark"] .chart-container,
[data-theme="dark"] .chart-wrapper {
    background-color: var(--bg-elevated);
}

[data-theme="dark"] canvas {
    filter: none !important;
}

/* ===== APEXCHARTS DARK MODE ===== */
[data-theme="dark"] .apexcharts-text,
[data-theme="dark"] .apexcharts-legend-text {
    fill: var(--text-primary) !important;
}

[data-theme="dark"] .apexcharts-gridline {
    stroke: var(--border-primary) !important;
}

[data-theme="dark"] .apexcharts-tooltip {
    background: var(--bg-elevated) !important;
    border-color: var(--border-primary) !important;
    box-shadow: var(--shadow-lg) !important;
}

[data-theme="dark"] .apexcharts-tooltip-title {
    background: var(--bg-secondary) !important;
    border-color: var(--border-primary) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .apexcharts-tooltip-text,
[data-theme="dark"] .apexcharts-tooltip-text-y-label,
[data-theme="dark"] .apexcharts-tooltip-text-y-value {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .apexcharts-xaxis-label,
[data-theme="dark"] .apexcharts-yaxis-label {
    fill: var(--text-secondary) !important;
}

[data-theme="dark"] .apexcharts-legend-series {
    color: var(--text-primary) !important;
}

/* ===== RECHARTS DARK MODE ===== */
[data-theme="dark"] .recharts-text,
[data-theme="dark"] .recharts-label,
[data-theme="dark"] .recharts-cartesian-axis-tick-value {
    fill: var(--text-primary) !important;
}

[data-theme="dark"] .recharts-cartesian-grid-horizontal line,
[data-theme="dark"] .recharts-cartesian-grid-vertical line {
    stroke: var(--border-primary) !important;
}

[data-theme="dark"] .recharts-tooltip-wrapper {
    background: var(--bg-elevated) !important;
    border: 1px solid var(--border-primary) !important;
    box-shadow: var(--shadow-lg) !important;
}

/* ===== D3.JS DARK MODE ===== */
[data-theme="dark"] .d3-axis text,
[data-theme="dark"] .d3-axis-label {
    fill: var(--text-primary);
}

[data-theme="dark"] .d3-grid line {
    stroke: var(--border-primary);
}

[data-theme="dark"] .d3-tooltip {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-lg);
}

/* ===== HIGHCHARTS DARK MODE ===== */
[data-theme="dark"] .highcharts-background {
    fill: var(--bg-elevated) !important;
}

[data-theme="dark"] .highcharts-grid-line {
    stroke: var(--border-primary) !important;
}

[data-theme="dark"] .highcharts-axis-labels text {
    fill: var(--text-secondary) !important;
}

[data-theme="dark"] .highcharts-title {
    fill: var(--text-primary) !important;
}

[data-theme="dark"] .highcharts-legend-item text {
    fill: var(--text-primary) !important;
}

[data-theme="dark"] .highcharts-tooltip {
    background-color: var(--bg-elevated) !important;
    border-color: var(--border-primary) !important;
}

/* ===== CHART TITLES & LABELS ===== */
.chart-title,
.chart-header,
.graph-title {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 1rem;
}

.chart-subtitle,
.graph-subtitle {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.chart-legend {
    color: var(--text-primary);
}

.chart-legend-item {
    color: var(--text-secondary);
}

.chart-legend-item:hover {
    color: var(--text-primary);
}

/* ===== STAT WIDGETS ===== */
.stat-widget,
.stat-box,
.metric-card {
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-widget:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-widget .stat-icon {
    color: var(--accent-primary);
}

.stat-widget .stat-value {
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: 700;
}

.stat-widget .stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-widget .stat-change {
    font-size: 0.875rem;
    font-weight: 600;
}

.stat-widget .stat-change.positive {
    color: var(--accent-success);
}

.stat-widget .stat-change.negative {
    color: var(--accent-danger);
}

/* ===== DATA TABLES WITH CHARTS ===== */
.data-table-chart-container {
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    padding: 1rem;
}

/* ===== SPARKLINES ===== */
.sparkline-container {
    background-color: transparent;
}

[data-theme="dark"] .sparkline path {
    stroke: var(--accent-primary);
}

[data-theme="dark"] .sparkline circle {
    fill: var(--accent-primary);
}

/* ===== GAUGE CHARTS ===== */
.gauge-chart {
    background-color: var(--bg-elevated);
}

[data-theme="dark"] .gauge-background {
    fill: var(--bg-secondary);
}

[data-theme="dark"] .gauge-fill {
    fill: var(--accent-primary);
}

[data-theme="dark"] .gauge-text {
    fill: var(--text-primary);
}

/* ===== HEATMAPS ===== */
[data-theme="dark"] .heatmap-cell {
    stroke: var(--border-primary);
}

[data-theme="dark"] .heatmap-label {
    fill: var(--text-primary);
}

/* ===== PIE/DONUT CHARTS ===== */
[data-theme="dark"] .pie-chart-label,
[data-theme="dark"] .donut-chart-label {
    fill: var(--text-primary);
}

/* ===== ANIMATIONS ===== */
@keyframes chartFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chart-container {
    animation: chartFadeIn 0.5s ease;
}

/* ===== CHART LOADING STATE ===== */
.chart-loading {
    position: relative;
    min-height: 300px;
}

.chart-loading::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-primary);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: chartSpin 1s linear infinite;
}

@keyframes chartSpin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .chart-container,
    .chart-wrapper {
        padding: 8px;
    }
    
    .stat-widget {
        padding: 1rem;
    }
    
    .stat-widget .stat-value {
        font-size: 1.5rem;
    }
}