/* ============================================================
 * Richitek 产品列表页 (lists_product.htm) 专用样式
 * 结构：左侧分类栏(left.htm 原有结构) + 右侧产品网格
 * 布局：流式 Flex + Grid，无绝对定位，移动端自适应
 * ============================================================ */

/* ---------- 变量 ---------- */
:root {
    --lp-font: Source Han Sans, Geneva, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --lp-primary: #0066cc;
    --lp-primary-light: #00a8ff;
    --lp-text: #333;
    --lp-text-sub: #777;
}

/* ---------- 面包屑：与 1680px 布局容器同宽对齐（ID 选择器压过 header.css 后加载的同权重规则） ---------- */
#smv_AreaMainWrapper .rtk-crumb-row {
    max-width: 1680px;
    padding-left: 24px;
    padding-right: 24px;
}

/* ---------- PC 端布局 ---------- */
.rtk-lp-layout {
    max-width: 1680px;
    margin: 0 auto;
    padding: 24px 24px 48px;
    display: flex;
    align-items: flex-start;
    gap: 28px;
    font-family: var(--lp-font);
}

/* 左侧分类栏（left.htm 结构保持不变，仅参与 flex 布局）
   流式内容高度自适应，可与主体一起水平居中 */
.rtk-lp-layout .col-left {
    flex: 0 0 240px;
}

/* 右侧主体 */
.rtk-lp-main {
    flex: 1 1 auto;
    min-width: 0;
}

/* ---------- 面包屑：已迁移至全站统一 .rtk-crumb-*（header.css） ---------- */

/* ---------- 页面标题 ---------- */
.rtk-lp-title {
    font-family: var(--lp-font);
    font-size: 26px;
    font-weight: 700;
    color: #1a1a1a;
    line-height: 1.35;
    margin: 0 0 20px;
    padding-bottom: 14px;
    border-bottom: 2px solid #eef2f7;
    position: relative;
}

.rtk-lp-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 64px;
    height: 2px;
    background: linear-gradient(90deg, var(--lp-primary), var(--lp-primary-light));
}

/* ---------- 栏目简介（后台编辑器内容） ---------- */
.rtk-lp-intro {
    margin: 0 0 24px;
    font-size: 14px;
    color: var(--lp-text);
    line-height: 1.8;
}

.rtk-lp-intro a {
    color: var(--lp-text);
    text-decoration: none;
    transition: color 0.2s;
}

.rtk-lp-intro a:hover {
    color: var(--lp-primary);
}

/* 覆盖后台栏目简介的内联样式：取消 800px 居中窄容器，恢复内容区全宽左对齐 */
.rtk-lp-intro .category-minimal-container {
    max-width: none !important;
    margin: 0 !important;
    padding: 0 !important;
    font-family: inherit !important;
}

.rtk-lp-intro p {
    font-size: 15px !important;
    text-align: justify !important;
    margin: 0 0 10px !important;
    line-height: 1.75 !important;
    letter-spacing: 0.2px;
}

.rtk-lp-intro p:last-child {
    margin-bottom: 0 !important;
}

/* 压缩后台编辑器残留的空段落间距 */
.rtk-lp-intro p:has(> br:only-child) {
    display: none;
}

/* 列表符号升级：蓝色渐变圆形徽章（隐藏原文本 ✓ 符号） */
.rtk-lp-intro .category-minimal-container > div > span {
    display: inline-flex !important;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    width: 14px !important;
    height: 14px !important;
    margin-right: 10px !important;
    margin-top: 8px !important;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--lp-primary), var(--lp-primary-light));
    box-shadow: 0 2px 6px rgba(0, 102, 204, 0.25);
    font-size: 0 !important;
    color: transparent !important;
}

/* ---------- 产品网格 ---------- */
.rtk-lp-grid {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.rtk-lp-item {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #eef2f7;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s;
    position: relative;
}

.rtk-lp-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--lp-primary), var(--lp-primary-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
    z-index: 2;
}

.rtk-lp-item:hover {
    transform: translateY(-6px);
    border-color: transparent;
    box-shadow: 0 12px 32px rgba(0, 102, 204, 0.18);
}

.rtk-lp-item:hover::before {
    transform: scaleX(1);
}

.rtk-lp-card {
    display: block;
    text-decoration: none;
    color: inherit;
}

.rtk-lp-pic {
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.rtk-lp-img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.rtk-lp-item:hover .rtk-lp-img {
    transform: scale(1.06);
}

.rtk-lp-name {
    font-family: var(--lp-font);
    font-size: 14px;
    font-weight: 600;
    color: var(--lp-text);
    line-height: 1.4;
    margin: 0;
    padding: 12px 16px 16px;
    text-align: center;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.2s;
}

.rtk-lp-item:hover .rtk-lp-name {
    color: var(--lp-primary);
}

/* ---------- 分页 ---------- */
.rtk-lp-pager {
    margin-top: 32px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 8px;
    list-style: none;
    font-family: var(--lp-font);
}

.rtk-lp-pager li {
    list-style: none;
}

.rtk-lp-pager li a {
    display: inline-block;
    min-width: 34px;
    height: 34px;
    line-height: 32px;
    padding: 0 12px;
    text-align: center;
    font-size: 13px;
    color: #555;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 17px;
    text-decoration: none;
    transition: all 0.2s;
    box-sizing: border-box;
}

.rtk-lp-pager li a:hover,
#smv_AreaMainWrapper .rtk-lp-pager li a:hover {
    color: #fff !important;
    background: var(--lp-primary);
    border-color: var(--lp-primary);
}

.rtk-lp-pager li.active a {
    color: #fff;
    background: linear-gradient(135deg, #29a3e0, var(--lp-primary));
    border-color: var(--lp-primary);
    font-weight: 600;
}

/* ---------- 栏目底部说明 ---------- */
.rtk-lp-foot {
    margin-top: 32px;
    padding-top: 20px;
    border-top: 1px solid #eef2f7;
    font-size: 14px;
    color: var(--lp-text-sub);
    line-height: 1.8;
}

/* ---------- 响应式（PC 端窄屏 / 平板，≤1000px 由移动端模板接管） ---------- */
@media (max-width: 1400px) {
    .rtk-lp-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 1180px) {
    .rtk-lp-layout {
        gap: 20px;
        padding: 20px 16px 40px;
    }

    .rtk-lp-layout .col-left {
        flex: 0 0 210px;
    }

    .rtk-lp-title {
        font-size: 22px;
    }

    .rtk-lp-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }
}

@media (max-width: 1080px) {
    .rtk-lp-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================================
 * 移动端适配（≤1000px，与全站 pc-show/mobile-show 切换断点一致）
 * 单套代码响应式：隐藏侧栏，网格降为 2 列，尺寸参数取自原移动端区块
 * ============================================================ */
@media (max-width: 1000px) {
    /* 轮播图高度适配（原 PC 固定 600px，移动端等比压缩；特异性对齐 banner.css 的 div.pc-banners 前缀） */
    div.pc-banners .carousel-container {
        height: 340px;
    }

    /* 布局：隐藏侧边栏，主体单列全宽 */
    .rtk-lp-layout {
        display: block;
        padding: 14px 12px 32px;
    }

    .rtk-lp-layout .col-left {
        display: none !important;
    }

    .rtk-lp-title {
        font-size: 20px;
        margin: 6px 0 14px;
        padding-bottom: 10px;
    }

    .rtk-lp-title::after {
        width: 48px;
    }

    /* 栏目简介：参数取自原 rtk-lpm-intro */
    .rtk-lp-intro {
        font-size: 13px;
        margin-bottom: 14px;
    }

    .rtk-lp-intro p {
        font-size: 14px !important;
        margin: 0 0 8px !important;
        line-height: 1.7 !important;
    }

    .rtk-lp-intro .category-minimal-container > div > span {
        width: 12px !important;
        height: 12px !important;
        margin-right: 8px !important;
        margin-top: 7px !important;
    }

    /* 产品网格：2 列，间距参数取自原 rtk-lpm-grid */
    .rtk-lp-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .rtk-lp-item {
        box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
    }

    .rtk-lp-item:hover {
        transform: none;
    }

    .rtk-lp-name {
        font-size: 12px;
        padding: 8px 10px 12px;
    }

    /* 分页：参数取自原 rtk-lpm-pager */
    .rtk-lp-pager {
        margin-top: 20px;
        gap: 6px;
    }

    .rtk-lp-pager li a {
        min-width: 30px;
        height: 30px;
        line-height: 28px;
        padding: 0 10px;
        font-size: 12px;
        border-radius: 15px;
    }

    /* 栏目底部说明 */
    .rtk-lp-foot {
        margin-top: 20px;
        padding-top: 14px;
        font-size: 13px;
    }
}

@media (max-width: 360px) {
    .rtk-lp-grid {
        gap: 8px;
    }
}