/* =====================================================
   BELUN EWER - CHART COMPONENTS
   Version: 1.0
   Description: Chart and data visualization styles
   ===================================================== */

/* Chart containers */
.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
}

.chart-container-modern {
    position: relative;
    height: 300px;
    width: 100%;
}

.chart-container canvas {
    max-width: 100% !important;
    height: auto !important;
}

/* Chart wrapper */
.chart-wrapper {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-100);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--gray-100);
}

.chart-title {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--gray-900);
    margin: 0;
}

.chart-subtitle {
    font-size: var(--text-sm);
    color: var(--gray-500);
    margin: 0;
}

.chart-actions {
    display: flex;
    gap: var(--space-2);
}

/* Enhanced charts */
.enhanced-chart {
    position: relative;
    background: linear-gradient(135deg, #f8f9ff 0%, #ffffff 100%);
    border-radius: var(--radius-md);
    padding: 1rem;
    border: 1px solid rgba(0,0,0,0.05);
    transition: var(--transition-base);
}

.enhanced-chart:hover {
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

/* Chart loading state */
.chart-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
    flex-direction: column;
    gap: 1rem;
}

.chart-loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--belun-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.chart-loading-text {
    color: var(--gray-500);
    font-size: var(--text-sm);
}

/* Chart error state */
.chart-error {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
    flex-direction: column;
    gap: 1rem;
    color: #e53e3e;
    background: rgba(229, 62, 62, 0.05);
    border-radius: var(--radius-md);
}

.chart-error i {
    font-size: 2rem;
    opacity: 0.7;
}

.chart-error-text {
    font-size: var(--text-sm);
}

/* Chart empty state */
.chart-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
    flex-direction: column;
    gap: 1rem;
    color: var(--gray-500);
}

.chart-empty i {
    font-size: 3rem;
    opacity: 0.3;
}

.chart-empty-text {
    font-size: var(--text-sm);
}

/* Chart legends */
.chart-legend {
    margin-top: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-md);
    background: rgba(0,0,0,0.05);
    font-size: var(--text-sm);
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

/* Chart tooltips */
.chart-tooltip {
    position: absolute;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    pointer-events: none;
    z-index: 10;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.chart-tooltip.show {
    opacity: 1;
}

.chart-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid rgba(0, 0, 0, 0.8);
}

/* Chart controls */
.chart-controls {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    flex-wrap: wrap;
}

.chart-control {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.chart-control label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--gray-700);
}

/* Specific chart types */
.chart-bar {
    min-height: 350px;
}

.chart-line {
    min-height: 300px;
}

.chart-pie,
.chart-doughnut {
    max-width: 300px;
    margin: 0 auto;
}

.chart-radar,
.chart-polar {
    max-width: 400px;
    margin: 0 auto;
}

/* Chart grid */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-6);
}

.charts-grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* Statistics chart specific */
.stat-chart-wrapper {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-100);
    height: 100%;
}

.stat-chart-header {
    margin-bottom: var(--space-5);
}

.stat-chart-title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-2);
}

.stat-chart-description {
    font-size: var(--text-sm);
    color: var(--gray-600);
}

/* Chart tabs */
.chart-tabs {
    display: flex;
    gap: var(--space-1);
    margin-bottom: var(--space-4);
    padding: var(--space-1);
    background: var(--gray-100);
    border-radius: var(--radius-md);
}

.chart-tab {
    flex: 1;
    padding: var(--space-2) var(--space-3);
    background: transparent;
    border: none;
    color: var(--gray-600);
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chart-tab:hover {
    color: var(--gray-700);
}

.chart-tab.active {
    background: white;
    color: var(--belun-primary);
    box-shadow: var(--shadow-sm);
}

/* Interactive elements */
.chart-interactive {
    cursor: pointer;
}

.chart-interactive:hover {
    opacity: 0.8;
}

/* Chart annotations */
.chart-annotation {
    position: absolute;
    background: var(--belun-primary);
    color: white;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    font-size: var(--text-xs);
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.chart-annotation::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid var(--belun-primary);
}

/* Responsive */
@media (max-width: 768px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .chart-container {
        height: 250px;
    }
    
    .chart-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }
    
    .chart-controls {
        flex-direction: column;
        align-items: stretch;
    }
}

/* Dark mode support */










/* Print styles */
@media print {
    .chart-actions,
    .chart-controls {
        display: none;
    }
    
    .chart-wrapper {
        box-shadow: none;
        border: 1px solid #000;
        page-break-inside: avoid;
    }
}