/* ========================================
   CATALOG FILTERS STYLES
   Estilos para sidebar de filtros do catálogo
   ======================================== */

/* ========== SIDEBAR DE FILTROS ========== */
.filters-sidebar .card {
    border: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s ease;
}

.filters-sidebar .card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.filters-sidebar .card-header {
    border-bottom: none;
    padding: 1rem 1.25rem;
}

.filters-sidebar .card-body {
    padding: 1.25rem;
}

/* ========== SEÇÕES DE FILTROS ========== */
.filter-section {
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--bs-border-color);
}

.filter-section:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.filter-section label.form-label {
    font-size: 0.95rem;
    color: var(--bs-heading-color);
    margin-bottom: 0.75rem;
    display: block;
}

.filter-section label.form-label i {
    margin-right: 0.5rem;
    color: var(--bs-primary);
}

/* ========== CHECKBOXES DE CATEGORIAS ========== */
.categories-list {
    max-height: 200px;
    overflow-y: auto;
    padding: 0.5rem 0;
}

.categories-list::-webkit-scrollbar {
    width: 6px;
}

.categories-list::-webkit-scrollbar-track {
    background: var(--bs-light);
    border-radius: 3px;
}

.categories-list::-webkit-scrollbar-thumb {
    background: var(--bs-secondary);
    border-radius: 3px;
}

.categories-list::-webkit-scrollbar-thumb:hover {
    background: var(--bs-primary);
}

.categories-list .form-check {
    padding: 0.4rem 0;
    margin-bottom: 0.25rem;
    transition: background-color 0.2s ease;
    border-radius: 4px;
    padding-left: 2rem;
}

.categories-list .form-check:hover {
    background-color: var(--bs-light);
}

.categories-list .form-check-input {
    margin-top: 0.3rem;
    cursor: pointer;
}

.categories-list .form-check-input:checked {
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);
}

.categories-list .form-check-label {
    cursor: pointer;
    font-size: 0.9rem;
    user-select: none;
}

/* ========== INPUTS DE PREÇO ========== */
.filter-section input[type="number"] {
    font-size: 0.9rem;
}

.filter-section input[type="number"]:focus {
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 0.2rem rgba(var(--bs-primary-rgb), 0.25);
}

/* ========== SELECT DE ORDENAÇÃO ========== */
.filter-select {
    font-size: 0.9rem;
    cursor: pointer;
}

.filter-select:focus {
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 0.2rem rgba(var(--bs-primary-rgb), 0.25);
}

/* ========== BADGES DE FILTROS ATIVOS ========== */
.results-info {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.results-info .badge {
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.results-info .badge i {
    font-size: 0.8rem;
}

.results-info .btn-sm {
    padding: 0.4rem 0.75rem;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

/* ========== CARDS DE LIVROS ========== */
.book-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--bs-border-color);
}

.book-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.book-card .book-cover {
    height: 300px;
    object-fit: cover;
    border-bottom: 1px solid var(--bs-border-color);
}

.book-card .card-body {
    padding: 1.25rem;
}

.book-card .card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--bs-heading-color);
    margin-bottom: 0.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    min-height: 2.5rem;
}

.book-card .price {
    font-size: 1.25rem;
    color: var(--bs-success);
    margin-bottom: 0;
}

/* ========== PAGINAÇÃO ========== */
.pagination {
    margin-top: 2rem;
}

.pagination .page-link {
    color: var(--bs-primary);
    border-color: var(--bs-border-color);
    padding: 0.5rem 0.75rem;
}

.pagination .page-link:hover {
    background-color: var(--bs-primary);
    color: white;
    border-color: var(--bs-primary);
}

.pagination .page-item.active .page-link {
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);
}

/* ========== BOTÕES ========== */
.btn-primary {
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
}

.btn-outline-secondary:hover {
    transform: translateY(-2px);
}

/* ========== MENSAGEM DE RESULTADO VAZIO ========== */
.text-center.py-5 {
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.text-center.py-5 .fa-book-open {
    opacity: 0.3;
}

/* ========== TEMA ESCURO ========== */
[data-theme="dark"] .filters-sidebar .card {
    background-color: var(--bs-dark);
    box-shadow: 0 2px 8px rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .filters-sidebar .card:hover {
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] .categories-list::-webkit-scrollbar-track {
    background: var(--bs-dark);
}

[data-theme="dark"] .categories-list::-webkit-scrollbar-thumb {
    background: var(--bs-secondary);
}

[data-theme="dark"] .categories-list .form-check:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .book-card {
    background-color: var(--bs-dark);
    border-color: var(--bs-border-color);
}

[data-theme="dark"] .book-card:hover {
    box-shadow: 0 8px 16px rgba(255, 255, 255, 0.15);
}

/* ========== RESPONSIVIDADE ========== */

/* Tablets */
@media (max-width: 991px) {
    .book-card .book-cover {
        height: 250px;
    }

    .filters-sidebar .card {
        position: static !important;
    }
}

/* Mobile */
@media (max-width: 767px) {
    .filters-sidebar .card {
        margin-bottom: 1.5rem;
    }

    .book-card .book-cover {
        height: 200px;
    }

    .results-info {
        font-size: 0.85rem;
    }

    .results-info .badge {
        font-size: 0.75rem;
        padding: 0.35rem 0.6rem;
    }

    .categories-list {
        max-height: 150px;
    }

    .pagination {
        font-size: 0.9rem;
    }

    .pagination .page-link {
        padding: 0.4rem 0.6rem;
    }
}

/* Mobile Small */
@media (max-width: 576px) {
    .book-card .card-title {
        font-size: 0.9rem;
    }

    .book-card .price {
        font-size: 1.1rem;
    }

    .filter-section label.form-label {
        font-size: 0.9rem;
    }
}

/* ========== ANIMAÇÕES ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.book-card {
    animation: fadeIn 0.4s ease;
}

/* Loading State */
.btn-primary.loading {
    position: relative;
    color: transparent;
}

.btn-primary.loading::after {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid white;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 0.6s linear infinite;
}

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

/* ========== STICKY SIDEBAR (Desktop) ========== */
@media (min-width: 768px) {
    .filters-sidebar .sticky-top {
        position: sticky !important;
        z-index: 1020;
    }
}

/* ========== MELHORIAS DE ACESSIBILIDADE ========== */
.filter-checkbox:focus,
.filter-select:focus,
input[type="number"]:focus {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

/* Alto contraste para usuários com dificuldades visuais */
@media (prefers-contrast: high) {
    .book-card {
        border-width: 2px;
    }

    .filter-section {
        border-width: 2px;
    }
}

/* Redução de movimento para usuários com sensibilidade */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .book-card:hover {
        transform: none;
    }

    .btn-primary:hover {
        transform: none;
    }
}