/**
 * 首页新区块样式 - 纯 MD3
 * 规则：新模板丢弃旧模板样式，全部使用 MD3 变量（颜色、字体、圆角、阴影），无硬编码色/字号
 */

/* 通用区块容器：宽度与左右留白；上下 margin 由全站 site-spacing-override 统一 */
.sanxio-home-section {
    width: 100%;
    box-sizing: border-box;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--sanxio-block-padding-x, 12px);
    padding-right: var(--sanxio-block-padding-x, 12px);
}

/* 广告与下方横向菜单：用全站变量，与首块/区块一致 */
.sanxio-home-banner-bottom-slot {
    margin-top: var(--sanxio-content-gap, 8px) !important;
}

/* 区块标题栏 - 简洁现代：中性底 + 细线强调，“更多”带箭头；统一高度与热门/推荐一致 */
.sanxio-home-section__head {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--sanxio-content-gap, 8px);
    padding: 0 var(--sanxio-block-padding-x, 12px) 0 calc(5px + var(--sanxio-gap-md, 12px));
    min-height: 52px;
    background-color: var(--md-sys-color-surface);
    background-image:
        linear-gradient(var(--md-sys-color-outline-variant), var(--md-sys-color-outline-variant)),
        linear-gradient(var(--md-sys-color-primary), var(--md-sys-color-primary));
    background-size: 100% 1px, 5px 100%;
    background-position: 0 0, 0 0;
    background-repeat: no-repeat;
    border-left: none;
    border-top: none;
    border-bottom: none;
    gap: var(--sanxio-content-gap, 8px);
}
/* 手机版：标题栏内项目间距与左右留白收紧；「更多」收窄以让标题完整显示 */
@media (max-width: 767px) {
  .sanxio-home-section__head {
    gap: var(--sanxio-content-gap, 8px);
    padding-left: calc(5px + var(--sanxio-gap-md, 12px));
    padding-right: var(--sanxio-block-padding-x, 12px);
    min-height: 48px;
  }
    .sanxio-home-section__head .sanxio-home-section__title-link {
        padding: 2px 4px;
        font-size: var(--md-sys-typescale-label-medium-size, 0.875rem);
    }
    .sanxio-home-section__head .sanxio-home-section__title-link::after {
        margin-left: 1px;
    }
}
.sanxio-home-section__head .sanxio-home-section__title {
    margin-bottom: 0;
}

/* 区块标题 */
.sanxio-home-section__title {
    font-family: var(--md-sys-typescale-title-large-font);
    font-size: var(--md-sys-typescale-title-large-size);
    font-weight: 600;
    line-height: var(--md-sys-typescale-title-large-line-height);
    margin: 0;
    color: var(--md-sys-color-on-surface);
    letter-spacing: 0.01em;
}
.sanxio-home-section__title-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--md-sys-typescale-label-large-font);
    font-size: var(--md-sys-typescale-label-large-size);
    font-weight: var(--md-sys-typescale-label-large-weight);
    line-height: 1;
    color: var(--md-sys-color-on-surface-variant);
    text-decoration: none;
    margin-left: auto;
    padding: 4px 8px;
    border-radius: var(--md-sys-shape-corner-extra-small);
    transition: color 0.2s ease;
}
.sanxio-home-section__title-link::after {
    content: " \203A";
    margin-left: 2px;
    font-weight: 600;
    color: var(--md-sys-color-outline);
}
.sanxio-home-section__title-link:hover {
    color: var(--md-sys-color-primary);
    text-decoration: none;
}
.sanxio-home-section__title-link:hover::after {
    color: var(--md-sys-color-primary);
}
.sanxio-home-section__title-link:focus-visible {
    outline: 2px solid var(--md-sys-color-primary);
    outline-offset: 2px;
}

/* 区块卡片容器 - MD3 卡片，内边距用全站变量 */
.sanxio-home-section-card {
    background: var(--md-sys-color-surface);
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-sys-shape-corner-medium);
    box-shadow: var(--md-sys-elevation-level1);
    padding: var(--sanxio-block-padding-y, 8px) var(--sanxio-block-padding-x, 12px);
}
@media (min-width: 768px) {
    .sanxio-home-section-card {
        padding: var(--sanxio-block-padding-x, 12px);
    }
}
/* 与领券中心一致的容器样式（下方所有卡片区块统一） */
.sanxio-home-section-card--container {
    background: var(--md-sys-color-surface-container);
    box-shadow: var(--md-sys-elevation-level0);
}

/* ========== 限时秒杀区（在热门商品上方） ========== */
.sanxio-home-seckill-card {
    overflow: hidden;
}
/* 秒杀区标题栏：三项（标题、倒计时、更多）强制同一行，不换行 */
.sanxio-home-seckill__head {
    flex-wrap: nowrap;
    gap: var(--sanxio-content-gap, 8px);
}
/* 倒计时、操作区 不压缩，保证同排显示 */
.sanxio-home-seckill__head .sanxio-home-seckill__countdown,
.sanxio-home-seckill__head .sanxio-home-section__head-actions {
    flex-shrink: 0;
}
/* 标题可收缩，极窄屏时省略显示 */
.sanxio-home-seckill__head .sanxio-home-section__title {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
@media (max-width: 767px) {
    .sanxio-home-seckill__head {
        gap: var(--sanxio-content-gap, 8px);
    }
    .sanxio-home-seckill__head .sanxio-home-seckill__countdown {
        padding: 4px 8px;
        min-width: 72px;
    }
}
.sanxio-home-seckill__countdown {
    font-family: var(--md-sys-typescale-title-large-font);
    font-size: var(--md-sys-typescale-title-large-size);
    font-weight: 700;
    line-height: 1.2;
    color: var(--md-sys-color-error);
    padding: 4px 12px;
    background: var(--md-sys-color-error-container);
    border-radius: var(--md-sys-shape-corner-small);
    min-width: 88px;
    text-align: center;
    letter-spacing: 0.04em;
}
.sanxio-home-seckill__inner {
    margin-top: 0;
    min-height: 120px; /* 无商品时避免区块塌陷 */
}
/* 秒杀区商品卡片与热门商品统一宽度 */
.sanxio-home-seckill__inner .sanxio-home-product-card {
    flex: 0 0 auto;
    width: 140px;
    min-width: 140px;
}
@media (min-width: 768px) {
    .sanxio-home-seckill__inner .sanxio-home-product-card {
        width: 160px;
        min-width: 160px;
    }
}

/* ========== 热门商品 · 横向轮播区（在卡片内） ========== */
.sanxio-home-section-card.sanxio-home-products-carousel {
    overflow: hidden;
}
.sanxio-home-products-carousel__inner {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: var(--sanxio-content-gap, 8px);
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    width: 100%;
    min-height: 120px; /* 无商品时避免区块塌陷 */
}
.sanxio-home-products-carousel__inner::-webkit-scrollbar {
    display: none;
}
.sanxio-home-products-carousel .sanxio-home-product-card {
    flex: 0 0 auto;
    width: 140px;
    min-width: 140px;
    scroll-snap-align: start;
}
@media (min-width: 768px) {
    .sanxio-home-products-carousel .sanxio-home-product-card {
        width: 160px;
        min-width: 160px;
    }
}

/* ========== 通用轮播容器：内容区仅 viewport；箭头在卡片头 ========== */
.sanxio-home-carousel-wrap {
    margin-top: 4px;
}
.sanxio-home-carousel-wrap__viewport {
    scroll-snap-type: x proximity;
    width: 100%;
    min-width: 0;
}
@media (min-width: 768px) {
    .sanxio-home-carousel-wrap__viewport {
        overflow-x: hidden;
        scroll-snap-type: none;
    }
}
@media (max-width: 767px) {
    .sanxio-home-section__nav {
        display: none !important;
    }
}

/* 卡片头：标题 | 操作区（导航 + 更多） */
.sanxio-home-section__head-actions {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: var(--sanxio-gap-sm, 8px);
    flex-shrink: 0;
}
.sanxio-home-section__nav {
    display: none;
    align-items: stretch;
    gap: 0;
    flex-shrink: 0;
    padding: 2px;
    background: var(--md3-color-surface-container-high, var(--md-sys-color-surface-container-high, #e7e9ed));
    border: 1px solid var(--md3-color-outline-variant, var(--md-sys-color-outline-variant, #c3c6cf));
    border-radius: var(--md3-shape-full, 9999px);
    overflow: hidden;
}
.sanxio-home-section-card.is-carousel-overflow .sanxio-home-section__nav {
    display: inline-flex;
}
.sanxio-home-section__nav .sanxio-scroll-arrow,
.sanxio-home-section__nav .sanxio-home-carousel-wrap__prev,
.sanxio-home-section__nav .sanxio-home-carousel-wrap__next {
    width: 32px;
    height: 32px;
    margin: 0;
    border-radius: 0;
    background: transparent;
    color: var(--md3-color-on-surface-variant, var(--md-sys-color-on-surface-variant, #49454f));
    box-shadow: none;
}
.sanxio-home-section__nav .sanxio-scroll-arrow--next,
.sanxio-home-section__nav .sanxio-home-carousel-wrap__next {
    border-left: 1px solid var(--md3-color-outline-variant, var(--md-sys-color-outline-variant, #c3c6cf));
}
.sanxio-home-section__nav .sanxio-scroll-arrow:hover:not([aria-disabled="true"]),
.sanxio-home-section__nav .sanxio-home-carousel-wrap__prev:hover:not([aria-disabled="true"]),
.sanxio-home-section__nav .sanxio-home-carousel-wrap__next:hover:not([aria-disabled="true"]) {
    background: var(--md3-color-surface, var(--md-sys-color-surface, #fff));
    color: var(--md3-color-primary, var(--md-sys-color-primary, #005fb8));
}
.sanxio-home-section__nav .sanxio-scroll-arrow[aria-disabled="true"],
.sanxio-home-section__nav .sanxio-home-carousel-wrap__prev[aria-disabled="true"],
.sanxio-home-section__nav .sanxio-home-carousel-wrap__next[aria-disabled="true"] {
    opacity: 0.38;
    cursor: not-allowed;
    pointer-events: none;
    background: transparent;
    color: var(--md3-color-on-surface-variant, var(--md-sys-color-on-surface-variant, #49454f));
}

/* 兼容旧结构：若箭头仍在 wrap 内，桌面溢出时仍显示 */
@media (min-width: 768px) {
    .sanxio-home-carousel-wrap {
        display: block;
    }
    .sanxio-home-carousel-wrap > .sanxio-home-carousel-wrap__prev,
    .sanxio-home-carousel-wrap > .sanxio-home-carousel-wrap__next {
        display: none;
    }
    .sanxio-home-carousel-wrap--overflow > .sanxio-home-carousel-wrap__prev,
    .sanxio-home-carousel-wrap--overflow > .sanxio-home-carousel-wrap__next {
        display: none;
    }
}
@media (max-width: 767px) {
    .sanxio-home-carousel-wrap__prev,
    .sanxio-home-carousel-wrap__next {
        display: none;
    }
}

/* ========== 推荐商品 · 卡片 - MD3 surface + elevation + shape ========== */
.sanxio-home-product-card {
    background: var(--md-sys-color-surface);
    border-radius: var(--md-sys-shape-corner-medium);
    overflow: hidden;
    border: 1px solid var(--md-sys-color-outline-variant);
    box-shadow: var(--md-sys-elevation-level1);
    transition: box-shadow 0.2s ease;
    min-width: 0;
}
.sanxio-home-product-card__link {
    display: block;
    text-decoration: none;
    color: inherit;
}
.sanxio-home-product-card__img-wrap {
    display: block;
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--md-sys-color-surface-container);
}
.sanxio-home-product-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.sanxio-home-product-card__title {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-width: 0;
    font-family: var(--md-sys-typescale-label-large-font);
    font-size: var(--md-sys-typescale-label-large-size);
    font-weight: var(--md-sys-typescale-label-large-weight);
    line-height: var(--md-sys-typescale-label-large-line-height);
    padding: 8px 10px 0;
    color: var(--md-sys-color-on-surface);
}
.sanxio-home-product-card__meta {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--sanxio-gap-sm, 8px);
    margin-top: auto;
    padding: 6px 10px 8px;
    box-sizing: border-box;
}
.sanxio-home-product-card__price {
    display: block;
    min-width: 0;
    font-family: var(--md-sys-typescale-label-large-font);
    font-size: var(--md-sys-typescale-body-large-size);
    font-weight: var(--md-sys-typescale-label-large-weight);
    line-height: var(--md-sys-typescale-label-large-line-height);
    color: var(--md-sys-color-primary);
    padding: 0;
}
.sanxio-home-product-card__sold {
    font-family: var(--md-sys-typescale-label-large-font);
    font-size: var(--md-sys-typescale-label-large-size);
    font-weight: var(--md-sys-typescale-label-large-weight);
    line-height: var(--md-sys-typescale-label-large-line-height);
    color: var(--md-sys-color-on-surface-variant);
    padding: 0;
    margin-left: auto;
    text-align: right;
    flex-shrink: 0;
    white-space: nowrap;
}

/* ========== 推荐商品 · 网格列表（与秒杀/热门商品统一卡片宽度：140px / 160px） ========== */
.sanxio-home-products-grid {
    display: grid;
    grid-template-columns: repeat(2, 140px);
    gap: var(--sanxio-content-gap, 8px);
    width: 100%;
    justify-content: start;
}
.sanxio-home-products-grid .sanxio-home-product-card {
    min-width: 0;
    width: 140px;
    box-sizing: border-box;
}
@media (min-width: 768px) {
    .sanxio-home-products-grid {
        grid-template-columns: repeat(3, 160px);
        gap: var(--sanxio-content-gap, 8px);
    }
    .sanxio-home-products-grid .sanxio-home-product-card {
        width: 160px;
    }
}
@media (min-width: 992px) {
    .sanxio-home-products-grid {
        grid-template-columns: repeat(auto-fill, 160px);
        gap: var(--sanxio-content-gap, 12px);
    }
}

/* ========== 领券中心（仅登录显示；手机横向滑动，电脑左右按钮切换） ========== */
.sanxio-home-section-card.sanxio-home-coupon-card {
    background: var(--md-sys-color-surface-container);
    box-shadow: var(--md-sys-elevation-level0);
    border-radius: var(--md-sys-shape-corner-medium);
    border: 1px solid var(--md-sys-color-outline-variant);
}
/* 与秒杀/热门一致：标题 + 券轨同一 surface */
.sanxio-home-section-card--unified-carousel.sanxio-home-coupon-card {
    background: var(--md-sys-color-surface);
    padding: 0;
    overflow: hidden;
}
.sanxio-home-section-card--unified-carousel.sanxio-home-coupon-card .sanxio-home-section__head {
    margin-bottom: 0;
    border-radius: 0;
    border-right: none;
}

.sanxio-home-section-card--unified-carousel.sanxio-home-coupon-card .sanxio-home-coupon-list-wrap {
    margin-top: 0;
}

.sanxio-home-section-card--unified-carousel .sanxio-home-carousel-wrap {
    margin-top: 0;
}

.sanxio-home-section-card--unified-carousel .sanxio-home-products-carousel__inner,
.sanxio-home-section-card--unified-carousel .sanxio-home-coupon-list,
.sanxio-home-section-card--unified-carousel .sanxio-home-coupon-list__track {
    padding-top: 0;
    padding-bottom: 0;
}

.sanxio-home-section-card--unified-carousel .sanxio-home-coupon-list {
    margin: 0;
    padding: 0;
}
.sanxio-home-coupon-list-wrap {
    position: relative;
}

.sanxio-home-section-card--unified-carousel .sanxio-home-coupon-list-wrap {
    margin-top: 0;
}
.sanxio-home-coupon-list {
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
    margin: 0 -4px;
    padding: 0 4px;
}
.sanxio-home-coupon-list::-webkit-scrollbar {
    display: none;
}
.sanxio-home-coupon-list__track {
    display: flex;
    flex-wrap: nowrap;
    gap: var(--sanxio-content-gap, 8px);
    padding: 0;
    min-height: 1px;
}
.sanxio-home-coupon-list__loading,
.sanxio-home-coupon-list__empty {
    margin: 0;
    padding: var(--sanxio-block-padding-y, 8px) 0;
    font-family: var(--md-sys-typescale-body-large-font);
    font-size: var(--md-sys-typescale-body-large-size);
    color: var(--md-sys-color-on-surface-variant);
    text-align: center;
}
.sanxio-home-coupon-list__empty a {
    color: var(--md-sys-color-primary);
    text-decoration: none;
}
.sanxio-home-coupon-item {
    flex: 0 0 auto;
    width: 160px;
    min-width: 160px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--sanxio-content-gap, 8px) var(--sanxio-block-padding-x, 12px);
    padding: var(--sanxio-block-padding-y, 8px) var(--sanxio-block-padding-x, 12px);
    background: var(--md-sys-color-surface);
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-sys-shape-corner-small);
    border-left: 4px solid var(--md-sys-color-primary);
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
    scroll-snap-align: start;
}
.sanxio-home-coupon-item:hover {
    box-shadow: var(--md-sys-elevation-level1);
    border-color: var(--md-sys-color-primary);
}
.sanxio-home-coupon-item:focus-visible {
    outline: 2px solid var(--md-sys-color-primary);
    outline-offset: 2px;
}
.sanxio-home-coupon-item.is-got {
    opacity: 0.88;
    border-left-color: var(--md-sys-color-outline);
}
.sanxio-home-coupon-item__title {
    flex: 1 1 100%;
    font-family: var(--md-sys-typescale-label-large-font);
    font-size: var(--md-sys-typescale-label-large-size);
    font-weight: var(--md-sys-typescale-label-large-weight);
    line-height: 1.35;
    color: var(--md-sys-color-on-surface);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.sanxio-home-coupon-item__price {
    font-family: var(--md-sys-typescale-label-large-font);
    font-size: var(--md-sys-typescale-title-medium-size);
    font-weight: 700;
    color: var(--md-sys-color-primary);
    letter-spacing: -0.02em;
}
.sanxio-home-coupon-item__tag {
    display: inline-block;
    padding: 4px 10px;
    font-family: var(--md-sys-typescale-label-large-font);
    font-size: var(--md-sys-typescale-label-small-size);
    font-weight: 600;
    line-height: 1.2;
    border-radius: 999px;
    color: var(--md-sys-color-on-surface-variant);
    background: var(--md-sys-color-surface-container-highest);
}
.sanxio-home-coupon-item:not(.is-got) .sanxio-home-coupon-item__tag {
    color: var(--md-sys-color-on-primary);
    background: var(--md-sys-color-primary);
}
@media (min-width: 768px) {
    .sanxio-home-coupon-list {
        overflow-x: hidden;
        scroll-snap-type: none;
        margin: 0;
        padding: 0;
    }
    .sanxio-home-coupon-list__track {
        gap: var(--sanxio-content-gap, 8px);
        padding: 4px 0;
    }
    .sanxio-home-coupon-item {
        width: 180px;
        min-width: 180px;
    }
}

/* ========== 移动端功能金刚区 (Entry Grid) ========== */
.sanxio-home-entry-grid {
    display: none; /* 默认 PC 隐藏 */
    grid-template-columns: repeat(4, 1fr);
    gap: 12px 8px;
    padding: 16px 12px;
    background: var(--md-sys-color-surface);
    margin: 12px;
    border-radius: var(--md-sys-shape-corner-large);
    box-shadow: var(--md-sys-elevation-level1);
}

@media (max-width: 767px) {
    .sanxio-home-entry-grid {
        display: flex;
        flex-wrap: nowrap;
        align-items: flex-start;
        overflow-x: auto;
        overflow-y: hidden;
        gap: var(--sanxio-gap-sm, 8px);
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: x proximity;
        scrollbar-width: none;
    }
    .sanxio-home-entry-grid::-webkit-scrollbar {
        display: none;
    }
    .sanxio-home-entry-item {
        flex: 0 0 calc((100% - 3 * var(--sanxio-gap-sm, 8px)) / 4);
        min-width: 64px;
        scroll-snap-align: start;
    }
    .sanxio-home-mobile-menu {
        display: none !important; /* 隐藏旧的横向菜单 */
    }
}

.sanxio-home-entry-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    color: var(--md-sys-color-on-surface);
}

.sanxio-home-entry-icon {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    background: var(--md-sys-color-secondary-container);
    color: var(--md-sys-color-on-secondary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}

.sanxio-home-entry-item:active .sanxio-home-entry-icon {
    transform: scale(0.9);
    background: var(--md-sys-color-primary-container);
}

.sanxio-home-entry-icon .material-symbols-outlined {
    font-size: 28px;
}

.sanxio-home-entry-label {
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
}

/* ========== 首页头条/公告 (Notice Bar) ========== */
.sanxio-home-notice-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 12px 12px;
    padding: 8px 12px;
    background: var(--md-sys-color-surface-container-low);
    border-radius: var(--md-sys-shape-corner-extra-small);
    border: 1px solid var(--md-sys-color-outline-variant);
}

.sanxio-home-notice-tag {
    font-size: 11px;
    font-weight: 700;
    color: var(--md-sys-color-error);
    background: var(--md-sys-color-error-container);
    padding: 1px 6px;
    border-radius: 4px;
    white-space: nowrap;
}

.sanxio-home-notice-content {
    flex: 1;
    min-width: 0;
    height: 20px;
    overflow: hidden;
}

.sanxio-home-notice-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.sanxio-home-notice-item {
    height: 20px;
    line-height: 20px;
    font-size: 13px;
    color: var(--md-sys-color-on-surface-variant);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sanxio-home-notice-item a {
    color: inherit;
    text-decoration: none;
}

/* 深色模式微调 */
:root[data-theme="dark"] .sanxio-home-entry-grid {
    background: var(--md-sys-color-surface-container-low);
}

/* Premium unified 大区块样式见 home-premium.css */

/* ======== sanxio 首页 unified-carousel 商品 tile start =========== */
body.sanxio-home-premium-page .sanxio-home-section-card--unified-carousel .sanxio-home-product-card__link {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 100%;
}

body.sanxio-home-premium-page .sanxio-home-section-card--unified-carousel .sanxio-home-products-carousel__inner {
    box-sizing: border-box;
    padding: 0 !important;
    scroll-padding-inline: 0;
}
/* ======== sanxio 首页 unified-carousel 商品 tile end =========== */

/* ======== sanxio 首页空区块隐藏 start =========== */
.sanxio-home-section--hidden,
.sanxio-home-notice-bar.sanxio-home-section--hidden,
.sx-home-bento.sanxio-home-section--hidden {
    display: none !important;
}
/* ======== sanxio 首页空区块隐藏 end =========== */