/* ==========================================
   Página de Cartas - Estilos
   ========================================== */

/* Layout principal */
.cartas-page {
    padding-top: 80px;
    min-height: 100vh;
}

/* ==========================================
   Header da Galeria
   ========================================== */
.galeria-header {
    background: linear-gradient(135deg, var(--vol2-primary) 0%, var(--vol2-dark) 100%);
    color: var(--white);
    padding: var(--spacing-lg) 0;
    text-align: center;
}

.galeria-header h1 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xs);
}

.galeria-subtitulo {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
}

/* Estatísticas */
.estatisticas {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-numero {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--vol1-primary);
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Timeline Navigation */
.timeline-nav {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    margin-top: var(--spacing-sm);
}

.timeline-btn {
    padding: 8px 16px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.3);
    color: var(--white);
    border-radius: 20px;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition);
}

.timeline-btn:hover {
    background: rgba(255,255,255,0.2);
}

.timeline-btn.active {
    background: var(--vol1-primary);
    border-color: var(--vol1-primary);
    color: var(--white);
}

.cartas-container {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    max-width: 1400px;
    margin: 0 auto;
    height: calc(100vh - 280px);
    min-height: 500px;
}

/* ==========================================
   Sidebar de Filtros
   ========================================== */
.filtros-sidebar {
    width: 280px;
    flex-shrink: 0;
    background: var(--white);
    border-radius: 12px;
    padding: var(--spacing-md);
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    overflow-y: auto;
    height: 100%;
}

.filtros-sidebar::-webkit-scrollbar {
    width: 6px;
}

.filtros-sidebar::-webkit-scrollbar-track {
    background: var(--background);
    border-radius: 3px;
}

.filtros-sidebar::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

.filtros-sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--text-light);
}

.filtros-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--vol1-primary);
}

.filtros-header h2 {
    font-size: 1.25rem;
    margin: 0;
    color: var(--vol2-primary);
}

.btn-limpar {
    font-size: 0.875rem;
    color: var(--text-light);
    cursor: pointer;
    transition: color var(--transition);
    background: none;
    border: none;
    padding: 0;
}

.btn-limpar:hover {
    color: var(--vol1-primary);
}

.filtro-grupo {
    margin-bottom: var(--spacing-md);
}

.filtro-grupo h3 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* Radio buttons para Volume */
.filtro-opcoes {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.filtro-opcao {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 6px;
    transition: background var(--transition);
}

.filtro-opcao:hover {
    background: var(--background);
}

.filtro-opcao input[type="radio"],
.filtro-opcao input[type="checkbox"] {
    accent-color: var(--vol1-primary);
    cursor: pointer;
}

.filtro-opcao label {
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* Dropdowns de Ano */
.ano-selects {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.ano-selects select {
    flex: 1;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.9375rem;
    color: var(--text-primary);
    background: var(--white);
    cursor: pointer;
}

.ano-selects select:focus {
    outline: none;
    border-color: var(--vol1-primary);
}

.ano-selects span {
    color: var(--text-light);
}

/* Checkboxes de Assuntos */
.assuntos-lista {
    /* Scroll removido - toda a sidebar rola junto */
}

/* ==========================================
   Area Principal de Cartas
   ========================================== */
.cartas-main {
    flex: 1;
    min-width: 0;
    overflow-y: auto;
    height: 100%;
    padding-right: var(--spacing-xs);
}

.cartas-main::-webkit-scrollbar {
    width: 8px;
}

.cartas-main::-webkit-scrollbar-track {
    background: var(--background);
    border-radius: 4px;
}

.cartas-main::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

.cartas-main::-webkit-scrollbar-thumb:hover {
    background: var(--text-light);
}

/* Barra de Busca */
.busca-container {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.busca-input {
    flex: 1;
    display: flex;
    gap: var(--spacing-sm);
}

.busca-input input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color var(--transition);
}

.busca-input input:focus {
    outline: none;
    border-color: var(--vol2-primary);
}

.busca-input input::placeholder {
    color: var(--text-light);
}

.btn-buscar {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--vol2-primary);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition);
}

.btn-buscar:hover {
    background: var(--vol2-dark);
}

/* Contador de Resultados */
.resultados-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.resultados-count {
    font-size: 0.9375rem;
}

.resultados-count strong {
    color: var(--vol1-primary);
}

.ordenar-select {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--text-primary);
    background: var(--white);
    cursor: pointer;
}

/* Grid de Cartas */
.cartas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--spacing-md);
}

/* Card de Carta */
.carta-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transition: transform var(--transition), box-shadow var(--transition);
    cursor: pointer;
}

.carta-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}

.carta-thumb {
    aspect-ratio: 3/4;
    overflow: hidden;
    position: relative;
}

.carta-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.carta-card:hover .carta-thumb img {
    transform: scale(1.05);
}

.carta-overlay {
    position: absolute;
    top: var(--spacing-xs);
    left: var(--spacing-xs);
    right: var(--spacing-xs);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.carta-volume {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--white);
}

.carta-volume.vol1 {
    background: var(--vol1-primary);
}

.carta-volume.vol2 {
    background: var(--vol2-primary);
}

.carta-ano {
    padding: 4px 8px;
    background: rgba(0,0,0,0.7);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--white);
}

.carta-info {
    padding: var(--spacing-sm);
}

.carta-pagina {
    font-size: 0.8125rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
}

.carta-assuntos {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.carta-assunto {
    font-size: 0.6875rem;
    padding: 2px 6px;
    background: var(--background);
    color: var(--text-secondary);
    border-radius: 4px;
}

/* Carregar Mais */
.carregar-mais {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.btn-carregar {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--white);
    color: var(--vol2-primary);
    border: 2px solid var(--vol2-primary);
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-carregar:hover {
    background: var(--vol2-primary);
    color: var(--white);
}

.btn-carregar:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Estado Vazio */
.estado-vazio {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.estado-vazio h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

/* Loading */
.loading {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border);
    border-top-color: var(--vol1-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-sm);
}

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

/* ==========================================
   Modal de Visualização
   ========================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.9);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal-overlay.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    border-radius: 12px;
    max-width: 1000px;
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.125rem;
}

.modal-close {
    width: 40px;
    height: 40px;
    background: var(--background);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition);
}

.modal-close:hover {
    background: var(--border);
}

.modal-body {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.modal-imagem {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    background: var(--background);
    overflow: auto;
}

.modal-imagem img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
}

.modal-detalhes {
    width: 350px;
    padding: var(--spacing-md);
    overflow-y: auto;
    border-left: 1px solid var(--border);
}

.modal-meta {
    margin-bottom: var(--spacing-md);
}

.modal-meta-item {
    display: flex;
    margin-bottom: var(--spacing-xs);
}

.modal-meta-item strong {
    width: 80px;
    color: var(--text-light);
    font-size: 0.875rem;
}

.modal-meta-item span {
    flex: 1;
    color: var(--text-primary);
}

.modal-assuntos {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.modal-assunto {
    padding: 4px 10px;
    background: var(--vol1-light);
    color: var(--vol1-dark);
    border-radius: 4px;
    font-size: 0.8125rem;
}

.modal-texto {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.modal-texto h4 {
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.modal-texto-content {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-secondary);
    max-height: 300px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* Navegação no Modal */
.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.9);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    z-index: 10;
}

.modal-nav:hover {
    background: var(--white);
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.modal-nav.prev {
    left: var(--spacing-md);
}

.modal-nav.next {
    right: var(--spacing-md);
}

.modal-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* ==========================================
   Efeito Lupa no Modal
   ========================================== */
.modal-imagem {
    position: relative;
}

.modal-imagem .magnifier {
    position: absolute;
    width: 180px;
    height: 180px;
    border: 3px solid var(--vol1-primary);
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease;
    background-repeat: no-repeat;
    z-index: 100;
}

.modal-imagem:hover .magnifier {
    opacity: 1;
}

.modal-imagem.magnifier-active {
    cursor: none;
}

/* Dica de lupa no modal */
.modal-lupa-hint {
    position: absolute;
    bottom: 12px;
    right: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(0,0,0,0.7);
    color: var(--white);
    border-radius: 20px;
    font-size: 0.75rem;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.modal-lupa-hint svg {
    width: 14px;
    height: 14px;
}

.modal-imagem:hover .modal-lupa-hint {
    opacity: 0;
}

/* ==========================================
   Toggle de Filtros Mobile
   ========================================== */
.filtros-toggle {
    display: none;
    width: calc(100% - 2 * var(--spacing-md));
    max-width: 1400px;
    margin: var(--spacing-md) auto;
    padding: var(--spacing-sm);
    background: var(--vol2-primary);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
}

/* ==========================================
   Responsivo
   ========================================== */
@media (max-width: 1024px) {
    .cartas-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }

    .modal-body {
        flex-direction: column;
    }

    .modal-detalhes {
        width: 100%;
        border-left: none;
        border-top: 1px solid var(--border);
    }

    .modal-imagem img {
        max-height: 50vh;
    }

    .galeria-header h1 {
        font-size: 2rem;
    }

    .estatisticas {
        gap: var(--spacing-md);
    }

    .stat-numero {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .cartas-container {
        flex-direction: column;
        height: auto;
        min-height: auto;
    }

    .filtros-sidebar {
        width: 100%;
        height: auto;
        max-height: 50vh;
        display: none;
    }

    .filtros-sidebar.active {
        display: block;
    }

    .filtros-toggle {
        display: block;
    }

    .cartas-main {
        height: auto;
        overflow-y: visible;
    }

    .cartas-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: var(--spacing-sm);
    }

    /* Desabilitar lupa no mobile (touch) */
    .modal-imagem .magnifier {
        display: none;
    }

    .modal-lupa-hint {
        display: none;
    }

    .modal-nav {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }

    .modal-nav.prev {
        left: var(--spacing-xs);
    }

    .modal-nav.next {
        right: var(--spacing-xs);
    }

    .galeria-header {
        padding: var(--spacing-md) 0;
    }

    .galeria-header h1 {
        font-size: 1.75rem;
    }

    .galeria-subtitulo {
        font-size: 1rem;
    }

    .estatisticas {
        gap: var(--spacing-sm);
    }

    .stat-numero {
        font-size: 1.5rem;
    }

    .stat-label {
        font-size: 0.75rem;
    }

    .timeline-nav {
        gap: 4px;
    }

    .timeline-btn {
        padding: 6px 10px;
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .busca-container {
        flex-direction: column;
    }

    .busca-input {
        flex-direction: column;
    }

    .galeria-header h1 {
        font-size: 1.5rem;
    }

    .stat-item {
        min-width: 70px;
    }

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

    .resultados-info {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: flex-start;
    }

    .modal-header h3 {
        font-size: 1rem;
    }

    .modal-detalhes {
        padding: var(--spacing-sm);
    }
}