/* product.css — L3 产品列表页布局（卡片见 product_card.css）
   间距规范：容器与容器之间用 padding，不用 margin */

/* 取消 main 撑满视口，避免分页与 footer 之间出现大块空白 */
body.page-catalog-product-list .nadulite-main {
    min-height: 0;
    flex: 0 1 auto;
}

body.page-catalog-product-list .catalog-page.info-page.lp-container {
    min-height: 0;
}

/* 上下留白唯一来源：lp-main（Hero 下缘 ↔ 网格上缘 = 分页下缘 ↔ Footer 上缘） */
body.page-catalog-product-list .lp-main.lp-main--full {
    max-width: var(--catalog-well-max, 80rem);
    padding-block: var(--product-list-section-gap, 1.5rem);
    padding-inline: var(--catalog-well-pad, clamp(1rem, 2.2vw, 2rem));
}

body.page-catalog-product-list .lp-content.lp-content--full.catalog-page-content {
    padding: 0;
    border: none;
    box-shadow: none;
    background: transparent;
}

.product-list {
    padding: 0;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px 16px;
    align-items: stretch;
}

/* 品类总数 < 4：按实际数量居中排布（桌面四列 / 平板三列 / 移动两列上限） */
.product-grid--sparse {
    justify-content: center;
    grid-template-columns: repeat(
        var(--product-grid-sparse-cols, 1),
        minmax(0, min(280px, 100%))
    );
}

@media (max-width: 1200px) {
    .product-grid--sparse {
        grid-template-columns: repeat(
            min(var(--product-grid-sparse-cols, 1), 3),
            minmax(0, min(280px, 100%))
        );
    }
}

@media (max-width: 1200px) {
    .product-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    body.page-catalog-product-list .lp-main.lp-main--full {
        padding-block: var(--product-list-section-gap, 1rem);
        padding-inline: var(--catalog-well-pad, clamp(1rem, 2.2vw, 2rem));
    }

    .product-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px 10px;
        align-items: start;
    }

    .product-grid--sparse {
        grid-template-columns: repeat(
            min(var(--product-grid-sparse-cols, 1), 2),
            minmax(0, 1fr)
        );
    }

    .product-pagination--desktop {
        display: none !important;
    }

    .product-list__mobile-load {
        display: block;
    }

    .product-list__mobile-load.is-idle .product-list__load-status:empty {
        display: none;
    }

    .product-list__load-status.is-end {
        color: var(--lp-text-muted, #80868b);
        font-size: 0.8rem;
        padding-top: 4px;
    }
}

@media (min-width: 769px) {
    .product-list__mobile-load {
        display: none !important;
    }
}

/* ── Coming Soon（上下留白对称） ── */
.product-coming-soon {
    max-width: 640px;
    margin-inline: auto;
    padding: 24px 24px 22px;
    text-align: center;
    border: 1px dashed var(--lp-border-light, var(--color-border));
    border-radius: 12px;
    background: var(--lp-surface, #f8f9fa);
}

.product-coming-soon__title {
    margin: 0 0 8px;
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 2.2vw, 1.6rem);
    color: var(--color-primary);
}

.product-coming-soon__body {
    margin: 0 0 16px;
    font-size: 0.88rem;
    line-height: 1.55;
    color: var(--lp-text-secondary, #666);
}

.product-coming-soon__cta {
    min-width: 160px;
}

/* ── 传统分页（桌面） ── */
.product-pagination {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px 20px;
    padding-top: 28px;
    padding-bottom: 0;
    border-top: 1px solid var(--lp-border-light, var(--color-border));
}

.product-pagination__summary {
    font-size: 0.84rem;
    color: var(--lp-text-secondary, #666);
}

.product-pagination__list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.product-pagination__link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    border: 1px solid var(--lp-border-light, var(--color-border));
    border-radius: 6px;
    transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.product-pagination__link:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.product-pagination__link.is-current {
    color: #fff;
    background: var(--color-primary);
    border-color: var(--color-primary);
    cursor: default;
}

.product-pagination__ellipsis {
    padding: 0 4px;
    color: var(--lp-text-muted, #999);
}

/* ── 移动端滚动加载（转圈动画） ── */
.product-list__mobile-load {
    padding-top: 20px;
    padding-bottom: 8px;
    text-align: center;
}

.product-list__loader {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 56px;
    padding: 8px 0 12px;
}

.product-list__loader[hidden] {
    display: none !important;
}

.product-list__spinner {
    display: block;
    width: 28px;
    height: 28px;
    border: 3px solid var(--color-border, #e2e0dc);
    border-top-color: var(--color-accent, #205058);
    border-radius: 50%;
    animation: product-list-spin 0.7s linear infinite;
}

.product-list__loader-text {
    font-size: 0.8rem;
    color: var(--lp-text-secondary, #666);
}

.product-list__load-status {
    font-size: 0.82rem;
    color: var(--lp-text-secondary, #666);
    min-height: 0;
    padding-bottom: 4px;
}

.product-list__sentinel {
    height: 1px;
}

.product-list__mobile-load.is-loading .product-list__load-status:empty {
    display: none;
}

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