/* =====================================================
   CHARTS & DATA VISUALIZATION STYLES
   ===================================================== */

/* Chart Container */
.chart-container {
    width: 100%;
    max-width: 800px;
    margin: var(--spacing-xl) auto;
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    position: relative;
}

.chart-container--light {
    background: white;
    box-shadow: var(--shadow-md);
}

.chart-title {
    text-align: center;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--accent-gold);
}

/* Bar Chart */
.bar-chart {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 300px;
    padding: var(--spacing-md);
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
    position: relative;
}

.bar-chart--horizontal {
    flex-direction: column;
    align-items: stretch;
    height: auto;
    border-bottom: none;
    border-left: 2px solid rgba(255, 255, 255, 0.2);
}

.chart-bar {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 60px;
    transition: all var(--transition-normal);
}

.chart-bar:hover {
    transform: scale(1.05);
}

.bar-fill {
    width: 100%;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: height 1s ease-out;
    position: relative;
}

.bar-fill--croatia {
    background: linear-gradient(to top, var(--croatia-red), #FF6B6B);
}

.bar-fill--russia {
    background: linear-gradient(to top, var(--russia-blue), #5B9BD5);
}

.bar-fill--gold {
    background: linear-gradient(to top, var(--accent-gold), var(--accent-gold-light));
}

.bar-fill--green {
    background: linear-gradient(to top, var(--accent-green), #2ECC71);
}

.bar-value {
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.bar-label {
    margin-top: var(--spacing-sm);
    font-size: 0.75rem;
    text-align: center;
    color: var(--text-muted);
}

/* Horizontal Bar */
.bar-chart--horizontal .chart-bar {
    flex-direction: row;
    width: 100%;
    height: 40px;
    margin-bottom: var(--spacing-sm);
}

.bar-chart--horizontal .bar-fill {
    height: 100%;
    width: 0;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    transition: width 1s ease-out;
}

.bar-chart--horizontal .bar-label {
    width: 100px;
    text-align: right;
    margin-right: var(--spacing-md);
    margin-top: 0;
}

.bar-chart--horizontal .bar-value {
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    margin-left: var(--spacing-sm);
}

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

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: var(--radius-sm);
}

.legend-color--croatia {
    background: var(--croatia-red);
}

.legend-color--russia {
    background: var(--russia-blue);
}

.legend-color--gold {
    background: var(--accent-gold);
}

.legend-color--green {
    background: var(--accent-green);
}

/* Grouped Bar Chart */
.grouped-bar-chart {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 300px;
    padding: var(--spacing-md);
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
}

.bar-group {
    display: flex;
    align-items: flex-end;
    gap: var(--spacing-xs);
}

.bar-group .chart-bar {
    width: 30px;
}

.bar-group-label {
    text-align: center;
    font-size: 0.75rem;
    margin-top: var(--spacing-sm);
    color: var(--text-muted);
}

/* Line Chart */
.line-chart {
    position: relative;
    height: 300px;
    padding: var(--spacing-md);
}

.line-chart svg {
    width: 100%;
    height: 100%;
}

.chart-line {
    fill: none;
    stroke-width: 3;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.chart-line--croatia {
    stroke: var(--croatia-red);
}

.chart-line--russia {
    stroke: var(--russia-blue);
}

.chart-point {
    fill: white;
    stroke-width: 3;
}

.chart-point--croatia {
    stroke: var(--croatia-red);
}

.chart-point--russia {
    stroke: var(--russia-blue);
}

.chart-grid line {
    stroke: rgba(255, 255, 255, 0.1);
    stroke-dasharray: 4;
}

.chart-axis text {
    font-size: 0.75rem;
    fill: var(--text-muted);
}

/* Pie Chart */
.pie-chart {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xl);
}

.pie-chart svg {
    width: 200px;
    height: 200px;
    transform: rotate(-90deg);
}

.pie-segment {
    transition: all var(--transition-normal);
}

.pie-segment:hover {
    filter: brightness(1.1);
    transform: scale(1.02);
    transform-origin: center;
}

.pie-center {
    position: absolute;
    width: 100px;
    height: 100px;
    background: var(--bg-dark);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.pie-center-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-gold);
}

.pie-center-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Donut Chart */
.donut-chart {
    position: relative;
    width: 200px;
    height: 200px;
}

.donut-chart svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.donut-segment {
    fill: none;
    stroke-width: 30;
    transition: all var(--transition-normal);
}

.donut-segment:hover {
    stroke-width: 35;
}

/* Comparison Chart */
.comparison-chart {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.comparison-chart-side {
    text-align: center;
}

.comparison-chart-value {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.comparison-chart-value--croatia {
    color: var(--croatia-red);
}

.comparison-chart-value--russia {
    color: var(--russia-blue);
}

.comparison-chart-label {
    font-size: 1rem;
    color: var(--text-muted);
}

.comparison-chart-diff {
    text-align: center;
    padding: var(--spacing-md);
    background: rgba(212, 175, 55, 0.2);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
}

.comparison-chart-diff span {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--accent-gold);
}

/* Progress Circle */
.progress-circle {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto;
}

.progress-circle svg {
    transform: rotate(-90deg);
    width: 100%;
    height: 100%;
}

.progress-circle-bg {
    fill: none;
    stroke: rgba(255, 255, 255, 0.1);
    stroke-width: 8;
}

.progress-circle-fill {
    fill: none;
    stroke-width: 8;
    stroke-linecap: round;
    transition: stroke-dashoffset 1s ease-out;
}

.progress-circle-fill--gold {
    stroke: var(--accent-gold);
}

.progress-circle-value {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.5rem;
    font-weight: 700;
}

/* Data Table */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-lg) 0;
    font-size: 0.9rem;
}

.data-table th,
.data-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.data-table th {
    background: rgba(212, 175, 55, 0.2);
    font-weight: 600;
    color: var(--accent-gold);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1px;
}

.data-table tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

.data-table--striped tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.03);
}

.data-table .text-right {
    text-align: right;
}

.data-table .highlight {
    color: var(--accent-gold);
    font-weight: 600;
}

/* Stat Comparison Row */
.stat-comparison-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
}

.stat-comparison-label {
    flex: 1;
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.stat-comparison-value {
    flex: 0 0 120px;
    text-align: center;
    font-size: 1.25rem;
    font-weight: 700;
}

.stat-comparison-value--croatia {
    color: var(--croatia-red);
}

.stat-comparison-value--russia {
    color: var(--russia-blue);
}

/* Mini Chart */
.mini-chart {
    display: inline-flex;
    align-items: flex-end;
    gap: 2px;
    height: 30px;
}

.mini-bar {
    width: 6px;
    background: var(--accent-gold);
    border-radius: 2px 2px 0 0;
    transition: height var(--transition-normal);
}

/* Trend Indicator */
.trend-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.trend-indicator--up {
    background: rgba(39, 174, 96, 0.2);
    color: var(--accent-green);
}

.trend-indicator--down {
    background: rgba(192, 57, 43, 0.2);
    color: var(--accent-red);
}

.trend-indicator--neutral {
    background: rgba(212, 175, 55, 0.2);
    color: var(--accent-gold);
}

/* Year Labels for Charts */
.year-labels {
    display: flex;
    justify-content: space-around;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Value Axis */
.value-axis {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: var(--spacing-sm);
    font-size: 0.65rem;
    color: var(--text-muted);
    text-align: right;
    width: 50px;
}

/* Infographic Number */
.infographic-number {
    font-size: 5rem;
    font-weight: 700;
    color: var(--accent-gold);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.infographic-number sup {
    font-size: 2rem;
    vertical-align: super;
}

.infographic-label {
    font-size: 1.25rem;
    color: var(--text-muted);
}

/* KPI Card */
.kpi-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-gold);
}

.kpi-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-gold);
    margin-bottom: var(--spacing-xs);
}

.kpi-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.kpi-change {
    margin-top: var(--spacing-sm);
    font-size: 0.75rem;
}

.kpi-change--positive {
    color: var(--accent-green);
}

.kpi-change--negative {
    color: var(--accent-red);
}