/* =====================================================
   CHARTS STYLESHEET
   ===================================================== */

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

/* Chart Tooltips */
.chartjs-tooltip {
    background: var(--dark-800) !important;
    border-radius: var(--radius-md) !important;
    padding: var(--spacing-md) !important;
    box-shadow: var(--shadow-lg) !important;
}

/* Chart Legend */
.chart-legend {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.85rem;
    color: var(--dark-600);
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-sm);
}

/* Custom Chart Styles */
.donut-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    pointer-events: none;
}

.donut-center-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark-800);
}

.donut-center-label {
    font-size: 0.85rem;
    color: var(--dark-500);
}

/* Progress Bars */
.progress-bar-container {
    margin-bottom: var(--spacing-md);
}

.progress-bar-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.progress-bar-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--dark-700);
}

.progress-bar-value {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-green);
}

.progress-bar {
    height: 10px;
    background: var(--light-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    transition: width 1s ease;
}

.progress-bar-fill.transport { background: linear-gradient(90deg, #0077b6, #00b4d8); }
.progress-bar-fill.energy { background: linear-gradient(90deg, #f0c855, #d4af37); }
.progress-bar-fill.digital { background: linear-gradient(90deg, #7b2cbf, #9d4edd); }
.progress-bar-fill.industrial { background: linear-gradient(90deg, #e63946, #f77f00); }
.progress-bar-fill.urban { background: linear-gradient(90deg, #2ea44f, #3fb950); }
.progress-bar-fill.human { background: linear-gradient(90deg, #00b4d8, #48cae4); }
.progress-bar-fill.agriculture { background: linear-gradient(90deg, #588157, #a3b18a); }
.progress-bar-fill.governance { background: linear-gradient(90deg, #6c757d, #adb5bd); }

/* Gauge Charts */
.gauge-container {
    position: relative;
    width: 200px;
    height: 100px;
    margin: 0 auto;
}

.gauge-value {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark-800);
}

/* Sparklines */
.sparkline-container {
    height: 40px;
    width: 100px;
}

/* Mini Charts */
.mini-chart {
    height: 60px;
    margin-top: var(--spacing-sm);
}

/* Data Tables with Charts */
.chart-table {
    width: 100%;
}

.chart-table td.chart-cell {
    width: 150px;
    padding: var(--spacing-sm);
}

/* Animation Classes */
@keyframes chartFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chart-animated {
    animation: chartFadeIn 0.6s ease forwards;
}

@keyframes countUp {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.count-up {
    animation: countUp 0.3s ease forwards;
}

/* Chart Loading State */
.chart-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
    color: var(--dark-400);
}

.chart-loading::after {
    content: '';
    width: 40px;
    height: 40px;
    border: 4px solid var(--light-200);
    border-top-color: var(--primary-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Comparison Bars */
.comparison-bar {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.comparison-bar-label {
    width: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--dark-700);
    text-align: right;
}

.comparison-bar-track {
    flex: 1;
    height: 24px;
    background: var(--light-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
}

.comparison-bar-fill {
    height: 100%;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: var(--spacing-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    transition: width 1s ease;
}

.comparison-bar-fill.bangladesh { background: var(--primary-green); }
.comparison-bar-fill.vietnam { background: #da251d; }
.comparison-bar-fill.china { background: #de2910; }
.comparison-bar-fill.india { background: #ff9933; }
.comparison-bar-fill.korea { background: #003478; }

/* Hover Effects */
.chart-card:hover canvas {
    transform: scale(1.02);
    transition: transform 0.3s ease;
}

/* Chart Annotations */
.chart-annotation {
    position: absolute;
    background: var(--dark-800);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
    z-index: 10;
}

.chart-annotation::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid var(--dark-800);
}

/* Interactive Elements */
.chart-filter {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.chart-filter-btn {
    background: var(--light-100);
    border: 1px solid var(--light-300);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    color: var(--dark-600);
    cursor: pointer;
    transition: var(--transition-fast);
}

.chart-filter-btn:hover {
    border-color: var(--primary-green);
    color: var(--primary-green);
}

.chart-filter-btn.active {
    background: var(--primary-green);
    border-color: var(--primary-green);
    color: white;
}

/* Data Point Highlights */
.data-highlight {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--light-100);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
}

.data-highlight-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.data-highlight-value {
    font-weight: 600;
    color: var(--dark-800);
}

.data-highlight-change {
    color: var(--success);
    font-weight: 500;
}

.data-highlight-change.negative {
    color: var(--danger);
}