/**
 * GRÁFICOS E ANÁLISE
 * Visualização de dados por categoria
 */

.chart-container {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--light);
    box-shadow: var(--shadow-sm);
}

.categories-list {
    display: grid;
    gap: var(--spacing-md);
}

.category-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--light);
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
}

.category-item:hover {
    background: rgba(79, 70, 229, 0.1);
}

/* Cor da categoria */
.category-color {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    flex-shrink: 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Informações da categoria */
.category-info {
    flex: 1;
    min-width: 0;
}

.category-name {
    font-weight: var(--font-weight-semibold);
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-base);
}

/* Barra de progresso */
.category-bar {
    width: 100%;
    height: 6px;
    background: #E5E7EB;
    border-radius: 3px;
    overflow: hidden;
}

.category-fill {
    height: 100%;
    background: var(--secondary);
    transition: width var(--transition-normal);
    border-radius: 3px;
}

/* Valor e percentual */
.category-value {
    font-weight: var(--font-weight-bold);
    color: var(--dark);
    text-align: right;
    font-size: var(--font-size-sm);
    white-space: nowrap;
}

/* Gráfico em pizza (futuro) */
.pie-chart {
    width: 200px;
    height: 200px;
    margin: 0 auto;
}

/* Gráfico em barras horizontal */
.bar-chart {
    margin-top: var(--spacing-lg);
}

.bar-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.bar-label {
    min-width: 120px;
    font-weight: var(--font-weight-medium);
}

.bar-track {
    flex: 1;
    height: 8px;
    background: var(--light);
    border-radius: 4px;
    overflow: hidden;
}

.bar-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
    transition: width var(--transition-normal);
}

/* Resumo estatístico */
.chart-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--light);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--gray);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--primary);
}

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

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

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

/* Loading state */
.chart-container.loading {
    opacity: 0.6;
    pointer-events: none;
}

.chart-container.loading::after {
    content: 'Carregando...';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Animação */
@keyframes slideUp {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.category-item {
    animation: slideUp 0.3s ease;
}

.category-item:nth-child(1) { animation-delay: 0.05s; }
.category-item:nth-child(2) { animation-delay: 0.1s; }
.category-item:nth-child(3) { animation-delay: 0.15s; }
.category-item:nth-child(n+4) { animation-delay: 0.2s; }

/* Breakpoints */
@media (max-width: 768px) {
    .chart-container {
        padding: var(--spacing-md);
    }

    .chart-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .category-item {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }

    .category-value {
        width: 100%;
        text-align: right;
    }

    .chart-stats {
        grid-template-columns: 1fr;
    }

    .pie-chart {
        width: 150px;
        height: 150px;
    }
}