/* ============================================================
   Parametric Search
   ============================================================ */
/* ---------- 分类标签栏（Category Tabs） ---------- */
.category-tabs-wrap {
    background: var(--white);
    border-bottom: 1px solid var(--border-color);
    padding: 0;
}

.category-tabs {
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
    gap: 0;
}

.parametric-search-page {
    padding-top: 24px;
    background-color: var(--light-bg);
}

.cat-tab {
    display: block;
    padding: 14px 22px;
    font-weight: 600;
    color: var(--text-gray);
    cursor: pointer;
    position: relative;
    transition: var(--transition);
    border-bottom: 3px solid transparent;
    user-select: none;
    white-space: nowrap;
    text-decoration: none;
}

.cat-tab:hover {
    color: var(--primary);
    background: rgba(15, 73, 157, 0.04);
}

.cat-tab.active {
    color: var(--accent-hover);
    background: var(--accent-light);
    border-bottom-color: var(--accent);
    font-weight: 700;
}


/* ---------- 筛选面板（Filter Panel） ---------- */
.filter-panel {
    background: var(--white);
    border-radius: 12px;
    margin: 0 auto 24px;
    max-width: 1300px;
}

.filter-bar {
    display: block;
}

.model-search-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
}

.model-search-row label {
    font-weight: 700;
    color: var(--text-dark);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
}

.model-search-row label i {
    color: var(--accent);
}

.model-search-input-wrap {
    flex: 1;
    position: relative;
    max-width: 480px;
    min-width: 200px;
}

.model-search-input-wrap input {
    width: 100%;
    height: 42px;
    padding: 0 42px 0 16px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.9rem;
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    outline: none;
    transition: var(--transition);
    background: var(--white);
}

.model-search-input-wrap input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(21, 157, 146, 0.1);
}

.model-search-input-wrap input::placeholder {
    color: #B0B7C3;
}

.model-search-input-wrap .search-icon {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #B0B7C3;
    font-size: 0.9rem;
    pointer-events: none;
}

.btn-model-search {
    height: 42px;
    padding: 0 24px;
    background: var(--accent);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    justify-content: center;
}

.btn-model-search:hover {
    background: var(--accent-hover);
}

/* 筛选下拉网格 */
#filterDropDowns {
    display: grid;
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 16px;
    align-items: start;
}

.filter-item {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.filter-item label.filter-label {
    display: block;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.filter-item select {
    width: 100%;
    height: 150px;
    padding: 6px 10px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    background: var(--white);
    outline: none;
    cursor: pointer;
    transition: var(--transition);
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: none !important;
    overflow-y: auto;
}

.filter-item select option {
    padding: 5px 8px;
    font-size: 0.95rem;
    white-space: nowrap;
    border-radius: 4px;
}

.filter-item select option:checked {
    background: var(--accent-light);
    color: var(--accent-hover);
}

.filter-item select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(21, 157, 146, 0.2);
}

.filter-item select::-webkit-scrollbar {
    width: 5px;
}

.filter-item select::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.filter-item select::-webkit-scrollbar-thumb:hover {
    background: var(--text-gray);
}

.filter-actions-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid #f0f0f0;
    flex-wrap: wrap;
}


.btn-reset {
    padding: 10px 28px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-reset:hover {
    background: #0b3a80;
}

.filter-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    background: rgba(21, 157, 146, 0.1);
    color: var(--accent);
    font-size: 0.88rem;
    font-weight: 600;
    border-radius: 20px;
}

.filter-tag .remove-tag {
    cursor: pointer;
    font-size: 0.7rem;
    opacity: 0.7;
    transition: var(--transition);
}

.filter-tag .remove-tag:hover {
    opacity: 1;
}

.filter-result-count {
    color: var(--text-gray);
    margin-left: auto;
    white-space: nowrap;
    align-self: center;
}

.filter-result-count strong {
    color: var(--primary);
    font-weight: 700;
}

.parametric-search-page .model-sub-row {
    display: table-row;
    background: white;
}



/* 分页 */
.pagination {
    width: 100%;
    text-align: center;
    padding-top: 40px;
    padding-bottom: 40px;
}

.pagination ul {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    list-style: none;
    padding: 0;
    margin: 0;
    justify-content: center;
}

.pagination ul li {
    display: inline-block;
}

.pagination ul li a,
.pagination ul li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: 8px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-gray);
    background: var(--white);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    text-decoration: none;
}

.pagination ul li img {
    width: 15px;
    height: 15px;
}

.pagination ul li.active span {
    background: var(--accent);
    color: var(--white);
    border-color: var(--accent);
}

.pagination ul li.disabled span {
    opacity: 0.4;
    pointer-events: none;
}


/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
    .filter-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .model-search-row {
        flex-direction: column;
        align-items: stretch;
    }

    .model-search-input-wrap {
        max-width: 100%;
    }

    .filter-actions-row {
        flex-direction: column;
        align-items: stretch;
    }


    .filter-result-count {
        margin-left: 0;
    }

    .cat-tab {
        padding: 10px 14px;
        font-size: 0.9rem;
    }

    .filter-item select {
        height: 42px;
    }

    .btn-reset {
        width: 100%;
        height: 42px;
        justify-content: center;
    }
}

@media (max-width: 767px) {

    .pagination ul li a,
    .pagination ul li span {
        min-width: 20px;
        height: 30px;
        font-size: 0.85rem;
    }

    .pagination ul {
        gap: 5px;
    }
}

@media (max-width: 600px) {
    .filter-grid {
        grid-template-columns: 1fr;
    }

}