/* ============================================================
   LIKA METAL 外贸独立站样式 —— 复刻 likametal.en.alibaba.com 视觉
   原创实现：仅还原布局/配色/交互观感，不引用平台样式文件
   ============================================================ */
:root {
    --primary: #ff6a00;
    --primary-hover: #ff8133;
    --dark: #333333;
    --darker: #1f1f1f;
    --text: #222222;
    --text-2: #666666;
    --text-3: #999999;
    --line: #e5e5e5;
    --bg: #ffffff;
    --link: #0066cc;
    --danger: #ff4d4f;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; overflow-x: hidden; }
body {
    font-family: Roboto, "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 14px;
    color: var(--text);
    background: var(--bg);
    line-height: 1.5;
}
img { border: 0; vertical-align: middle; }
ul, ol { list-style: none; }
a { color: var(--text); text-decoration: none; }
a:hover { color: var(--primary); }
button { font-family: inherit; cursor: pointer; }
input, button { outline: none; }

.container-1200 { width: 1200px; margin: 0 auto; }

/* ============ 顶部通用栏 ============ */
.topbar {
    height: 60px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    font-size: 12px;
    color: var(--text-2);
}
.topbar-inner {
    width: 1200px;
    margin: 0 auto;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 24px;
}
.topbar-brand {
    font-size: 20px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: -.5px;
}
.topbar-brand span { color: var(--primary); }
.topbar-search {
    display: flex;
    flex: 0 1 380px;
    min-width: 200px;
    height: 34px;
    border: 2px solid var(--primary);
    border-radius: 2px;
    overflow: hidden;
}
.topbar-search input {
    flex: 1;
    border: 0;
    padding: 0 14px;
    font-size: 13px;
    color: var(--text);
}
.topbar-search input::placeholder { color: var(--text-3); }
.topbar-search button {
    border: 0;
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    padding: 0 28px;
    cursor: pointer;
}
.topbar-search button:hover { background: var(--primary-hover); }
.topbar-right { display: flex; align-items: center; gap: 16px; margin-left: auto; white-space: nowrap; }
.topbar-contact { display: flex; flex-direction: column; justify-content: center; line-height: 1.5; margin-right: 4px; }
.tc-line1 { color: var(--text-3); }
.tc-name { color: var(--text); font-weight: 600; }
.tc-line2 a { color: var(--text-2); }
.tc-line2 a:hover { color: var(--primary); }
.tc-sep { margin: 0 7px; color: var(--line); font-style: normal; }
.topbar-flag {
    display: inline-block;
    width: 16px; height: 11px;
    background: #de2910;
    position: relative;
    margin-right: 4px;
}
.topbar-flag::after {
    content: "";
    position: absolute;
    left: 3px; top: 1px;
    width: 7px; height: 7px;
    background: #ffde00;
    transform: rotate(-45deg);
}
.topbar-link { color: var(--text-2); cursor: pointer; }
.topbar-link:hover { color: var(--primary); }

/* ============ 店铺招牌 ============ */
.shop-sign {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: #fff;
}
.shop-sign-back-img {
    position: absolute;
    left: 50%; top: 0;
    transform: translateX(-50%);
    width: 1920px;
    height: 200px;
    object-fit: cover;
}
.shop-sign-content {
    position: relative;
    width: 1200px;
    height: 200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.block-left { flex: 0 0 auto; margin-right: 24px; }
.block-left img { max-height: 120px; max-width: 260px; }
.block-center { flex: 1 1 auto; min-width: 0; color: var(--text); }
.cp-name {
    font-size: 36px;
    font-weight: 700;
    color: #333;
    letter-spacing: .5px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.cp-name::after {
    content: "";
    width: 18px; height: 18px;
    border-radius: 50%;
    background: rgba(0,0,0,.06);
    border: 2px solid rgba(0,0,0,.35);
}
.info-line { margin-top: 8px; font-size: 13px; color: var(--text-2); }
.shop-address { display: flex; align-items: flex-start; gap: 5px; margin-top: 6px; max-width: 620px; }
.shop-address .sa-icon { flex: 0 0 auto; margin-top: 2px; color: var(--primary); }
.main-cats {
    max-width: 560px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}
.block-right { flex: 0 0 auto; }
.shop-key-action { display: flex; gap: 10px; }
.shop-key-action .btn {
    height: 36px;
    padding: 0 20px;
    border-radius: 2px;
    font-size: 14px;
    line-height: 34px;
}
.shop-key-action .btn-primary {
    background: var(--primary);
    color: #fff;
    border: 1px solid var(--primary);
}
.shop-key-action .btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); color: #fff; }
.shop-key-action .btn-ghost {
    background: #fff;
    color: var(--text);
    border: 1px solid #ddd;
}
.shop-key-action .btn-ghost:hover { border-color: var(--primary); color: var(--primary); }

/* ============ 店铺导航 ============ */
.shop-nav {
    background: var(--dark);
    height: 50px;
    position: sticky;
    top: 0;
    z-index: 100;
}
.shop-nav-inner {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 50px;
}
.navigation-list { display: flex; height: 50px; }
.nav-toggle { display: none; }
.nav-item { position: relative; }
.nav-link {
    display: flex;
    align-items: center;
    gap: 4px;
    height: 50px;
    padding: 0 22px;
    color: #fff;
    font-size: 16px;
}
.nav-link:hover { background: var(--darker); color: #fff; }
.nav-item.selected .nav-link { background: var(--darker); }
.nav-arrow { font-size: 12px; color: rgba(255,255,255,.7); }
.nav-menu {
    display: none;
    position: absolute;
    left: 0; top: 50px;
    min-width: 200px;
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: 0 4px 12px rgba(0,0,0,.12);
    z-index: 110;
    padding: 4px 0;
}
.nav-item.has-menu:hover .nav-menu { display: block; }
.menu-link {
    display: block;
    padding: 10px 18px;
    font-size: 14px;
    color: var(--text);
    white-space: nowrap;
}
.menu-link:hover { background: #f7f7f7; color: var(--primary); }
.navigation-search { display: flex; align-items: center; }
.navigation-search input {
    width: 180px;
    height: 30px;
    padding: 0 10px;
    border: 0;
    font-size: 12px;
    color: var(--text);
    border-radius: 2px 0 0 2px;
}
.navigation-search input::placeholder { color: var(--text-3); }
.nav-search-btn {
    width: 34px; height: 30px;
    border: 0;
    background: var(--primary);
    color: #fff;
    border-radius: 0 2px 2px 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.nav-search-btn:hover { background: var(--primary-hover); }

/* ============ 首页：宽幅轮播 ============ */
.module-wide-banner { position: relative; height: 650px; overflow: hidden; }
.wide-banner-viewport { height: 650px; overflow: hidden; }
.wide-banner-track {
    display: flex;
    height: 650px;
    transition: transform .5s ease;
}
/* min-width:0 避免 slide 被固定 1920px 宽的图片撑开（否则与 translate3d(-100%) 的步长不一致导致切换错位） */
.wide-banner-slide { flex: 0 0 100%; min-width: 0; overflow: hidden; }
.wide-banner-slide a { display: block; height: 650px; }
.wide-banner-img {
    width: 1920px;
    height: 650px;
    object-fit: cover;
    margin-left: 50%;
    transform: translateX(-50%);
}
.embla-dots {
    position: absolute;
    left: 0; right: 0; bottom: 16px;
    display: flex;
    justify-content: center;
    gap: 8px;
}
.embla-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    border: 0;
    background: rgba(255,255,255,.5);
    cursor: pointer;
}
.embla-dot.is-selected { background: var(--primary); }

/* ============ 首页：自定义图片拼贴区 ============ */
.custom-area {
    position: relative;
    overflow: hidden;
}
.custom-area .ca-canvas {
    position: relative;
    width: 1920px;
    left: 50%;
    margin-left: -960px;
}
.custom-area .ca-layer {
    position: absolute;
    left: 0;
    width: 1920px;
}
.custom-area .ca-layer img { display: block; width: 100%; }

/* ============ 首页：客户反馈区（HTML 版，按 1920 设计稿还原） ============ */
.mod-feedback { position: relative; background: #fff; overflow: hidden; }
.mod-feedback::before,
.mod-feedback::after {
    content: "";
    position: absolute;
    top: 300px;
    width: 420px;
    height: 780px;
    background-image: radial-gradient(circle, #cadcee 2.2px, rgba(202, 220, 238, 0) 2.9px);
    background-size: 19px 19px;
    -webkit-mask-image: radial-gradient(ellipse 72% 62% at 50% 50%, #000 30%, transparent 76%);
    mask-image: radial-gradient(ellipse 72% 62% at 50% 50%, #000 30%, transparent 76%);
    pointer-events: none;
}
.mod-feedback::before { left: -30px; }
.mod-feedback::after { right: -30px; }
.fb-head { position: relative; text-align: center; padding-top: 80px; }
.fb-head h2 { margin: 0; font-size: 46px; font-weight: 700; color: #111; letter-spacing: 1px; line-height: 1.2; }
.fb-head p { margin: 26px 0 0; font-size: 20px; color: #666; line-height: 30px; }
.fb-cards {
    position: relative;
    width: 1200px;
    margin: 60px auto 0;
    padding-bottom: 80px;
    font-size: 0;
    text-align: left;
}
.fb-card {
    display: inline-block;
    vertical-align: top;
    margin: 0;
    border: 3px solid #0472ad;
    border-radius: 10px;
    overflow: hidden;
    background: #fff;
}
.fb-card img { display: block; width: 100%; height: auto; }
.fb-chat1 { width: 344px; }
.fb-chat2 { width: 396px; margin-left: 26px; margin-top: 4px; }
.fb-stack { position: relative; display: inline-block; vertical-align: top; width: 453px; margin-left: -19px; margin-top: 3px; z-index: 2; }
.fb-chat3-back { width: 419px; margin-left: 35px; }
.fb-chat3-front {
    position: absolute;
    left: 0;
    top: 243px;
    width: 419px;
    box-shadow: 0 10px 28px rgba(23, 42, 71, .35);
}

/* ============ 首页：工厂实力区（HTML 版，按 1920 设计稿还原） ============ */
.mod-factory { background: #fafafa; }
.ft-head { text-align: center; padding-top: 80px; }
.ft-head h2 { margin: 0; font-size: 46px; font-weight: 700; color: #111; letter-spacing: 1px; line-height: 1.2; }
.ft-head p { margin: 26px 0 0; font-size: 20px; color: #666; }
.ft-cards {
    width: 1200px;
    margin: 60px auto 0;
    display: flex;
}
.ft-card {
    flex: 1;
    padding: 40px 16px 30px;
    border: 1px solid #d5d5d5;
    text-align: center;
}
.ft-card + .ft-card { margin-left: 16px; }
.ft-icon { display: block; width: 58px; height: 58px; margin: 0 auto; }
.ft-icon svg { display: block; width: 100%; height: 100%; }
.ft-card h3 { margin: 14px 0 0; font-size: 24px; font-weight: 700; color: #111; }
.ft-card p { margin: 16px 0 0; font-size: 16px; line-height: 1.4; color: #666; }
.ft-gallery {
    width: 1200px;
    margin: 60px auto 0;
    padding: 0 0 80px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    column-gap: 11px;
    row-gap: 31px;
}
.ft-shot { margin: 0; }
.ft-shot img { display: block; width: 100%; aspect-ratio: 316 / 192; object-fit: cover; }
.ft-shot figcaption {
    height: 21px;
    background: #1e74eb;
    color: #fff;
    font-size: 15px;
    line-height: 21px;
    text-align: center;
}

/* ============ 首页：统计条（HTML 版，按 1920 设计稿还原） ============ */
.mod-statbar { background: #1e74eb; margin-top: 16px; }
.statbar-inner {
    width: 1200px;
    margin: 0 auto;
    padding: 80px 0;
    display: flex;
    justify-content: space-between;
}
.stat-item { text-align: center; color: #fff; }
.stat-num { font-size: 50px; font-weight: 700; line-height: 1.1; }
.stat-label { font-size: 20px; margin-top: 16px; }

/* ============ 首页：产品分类场景区（HTML 版） ============ */
.mod-catscene { background: #fff; padding-bottom: 80px; }
.catscene-head { text-align: center; padding-top: 80px; }
.catscene-head h2 { margin: 0; font-size: 46px; font-weight: 700; color: #111; letter-spacing: 1px; }
.catscene-head p { margin: 26px 0 0; font-size: 20px; color: #666; line-height: 30px; }
.catscene-photo { position: relative; width: 1200px; margin: 60px auto 0; aspect-ratio: 1200 / 829; }
.catscene-photo > img { display: block; width: 100%; height: 100%; }
.catscene-label {
    position: absolute;
    left: 1.2%; top: 4.2%;
    width: 29.5%; height: 7.2%;
    background: #1e74eb;
    color: #fff;
    font-size: 24px;
    display: flex; align-items: center; justify-content: center;
    text-decoration: none;
}
.catscene-label:hover { background: #1668cc; }

/* ============ 首页：产品分类宫格（HTML 版，取真实分类） ============ */
.mod-catgrid { background: #fff; }
.catgrid-wrap {
    width: 1200px;
    margin: 0 auto;
    padding-top: 80px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 3px;
    row-gap: 13px;
    padding-bottom: 80px;
}
.cg-cell {
    display: block;
    text-decoration: none;
    min-width: 0;
    background: #fff;
    border: 1px solid #e5e5e5;
}
.cg-title {
    display: block;
    font-size: 26px;
    line-height: 22px;
    font-weight: 700;
    color: #337eeb;
    text-transform: uppercase;
    letter-spacing: .5px;
    padding: 9px 0 3px 26px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.cg-photo { display: block; font-size: 0; }
.cg-photo img { display: block; width: 100%; height: auto; }
.cg-cell:hover { border-color: #c9dcf5; }
.cg-cell:hover .cg-title { text-decoration: underline; }

/* ============ 首页：铝型材专区（HTML 版，按 1920 设计稿还原） ============ */
.mod-profiles { background: #fff; }
.pf-head { text-align: center; padding-top: 80px; }
.pf-head h2 { margin: 0; font-size: 46px; font-weight: 700; color: #111; letter-spacing: 1px; }
.pf-head p { margin: 26px 0 0; font-size: 20px; color: #666; }

.pf-row1 { display: flex; align-items: center; width: 1200px; margin: 60px auto 0; gap: 20px; }
.pf-row1 .pf-text { flex: 1; min-width: 0; }
.pf-row1 .pf-photo { flex: none; width: 500px; }
.pf-row2 { display: flex; align-items: center; width: 1200px; margin: 60px auto 0; gap: 40px; }
.pf-row2 .pf-photo { flex: none; width: 300px; }
.pf-row2 .pf-text { flex: 1; min-width: 0; }
.pf-photo img { display: block; width: 100%; height: auto; }
.pf-text h3 { margin: 0; font-size: 46px; line-height: 1.1; font-weight: 700; color: #111; }
.pf-text ul { margin: 0; padding: 0; list-style: none; }
.pf-text li { font-size: 20px; line-height: 2; color: #444; margin-top: 18px; }
.pf-text li::before { content: ''; display: block; width: 80px; height: 8px; background: #1e74eb; margin-bottom: 12px; }
.pf-text li.pf-lead { margin-top: 0; }
.pf-text li.pf-lead::before { content: none; }
.pf-row2 .pf-text li { margin-top: 8px; }
.pf-row2 .pf-text li::before { margin-bottom: 8px; }

.pf-apps { margin-top: 60px; text-align: center; }
.pf-apps h4 { margin: 0; font-size: 30px; font-weight: 700; color: #111; letter-spacing: 1px; display: flex; align-items: center; justify-content: center; gap: 20px; }
.pf-apps h4::before, .pf-apps h4::after { content: ''; width: 320px; height: 2px; background: #b0b0b0; }
.pf-apps-list { margin: 16px auto 0; padding: 0; list-style: none; width: 1060px; display: flex; justify-content: space-between; }
.pf-apps-list li { font-size: 18px; font-weight: 600; color: #1e74eb; }

.pf-gallery { width: 1200px; margin: 40px auto 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.pf-card { border: 1px solid #e5e5e5; background: #fff; padding-bottom: 18px; }
.pf-card-photo img { display: block; width: 100%; height: auto; }
.pf-card h5 { margin: 16px 20px 0; font-size: 20px; line-height: 1.3; }
.pf-card h5 a { color: #333; text-decoration: none; }
.pf-card h5 a:hover { color: #1e74eb; }
.pf-card p { margin: 10px 20px 0; font-size: 15px; line-height: 1.65; color: #666; }

.pf-foot { margin-top: 60px; text-align: center; }
.pf-slogan { margin: 0 auto; padding: 0 24px; max-width: 1200px; font-size: 46px; line-height: 1.35; font-weight: 700; color: #111; letter-spacing: 1px; }
.pf-certs { margin: 38px auto 0; padding: 0; list-style: none; width: 1060px; display: flex; justify-content: space-between; }
.pf-certs li { min-width: 200px; padding: 12px 36px; font-size: 20px; font-weight: 700; color: #1e74eb; border: 2px solid #1e74eb; border-radius: 999px; background: #f0f6ff; }
.pf-certpic { margin: 48px auto 0; width: 1200px; display: grid; grid-template-columns: 1.364fr 2.379fr 1.705fr; gap: 28px; align-items: stretch; }
.pf-cert { margin: 0; background: #fff; border: 1px solid #e3e8ee; border-radius: 12px; padding: 14px 14px 0; box-shadow: 0 6px 20px rgba(17, 55, 105, .08); transition: transform .25s ease, box-shadow .25s ease; }
.pf-cert:hover { transform: translateY(-6px); box-shadow: 0 16px 36px rgba(17, 55, 105, .16); }
.pf-cert-photo img { display: block; width: 100%; height: auto; border-radius: 4px; }
.pf-cert figcaption { margin: 0; padding: 13px 0 15px; font-size: 16px; font-weight: 600; letter-spacing: .5px; color: #333; text-align: center; }

/* ============ 首页：包装与运输区（HTML 版，统一站点规范） ============ */
.mod-packship { background: #fff; padding: 80px 0; }
.ps-head { text-align: center; }
.ps-head h2 { margin: 0; font-size: 46px; font-weight: 700; color: #111; letter-spacing: 1px; line-height: 1.2; }
.ps-head p { margin: 26px 0 0; font-size: 20px; line-height: 30px; color: #666; }
.ps-photos { width: 1200px; margin: 60px auto 0; display: flex; gap: 20px; }
.ps-photo { margin: 0; flex: 1; min-width: 0; }
.ps-photo img { display: block; width: 100%; height: auto; }
.ps-logos { margin-top: 60px; display: flex; align-items: center; justify-content: center; }
.ps-logos img { display: block; }
.ps-logos .ps-lg-ups { margin-left: 56px; }
.ps-logos .ps-lg-fedex { margin-left: 82px; }
.ps-art { width: 1108px; margin: 60px auto 0; }
.ps-art img { display: block; width: 100%; height: auto; }

/* ============ 首页：视频区 ============ */
.module-videoshow {
    background-repeat: no-repeat;
    background-position: center top;
    background-size: 1920px auto;
}
.videoshow-row {
    width: 1200px;
    margin: 0 auto;
    height: 450px;
    display: flex;
    align-items: center;
}
.videoshow-player {
    width: 800px;
    height: 450px;
    background: #000;
    overflow: hidden;
}
.videoshow-player video { width: 100%; height: 100%; object-fit: contain; }

/* ============ 商品列表页 ============ */
.page-body { background: #fff; padding: 16px 0 40px; }
.shop-body {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}
.sidebar { flex: 0 0 240px; }
.side-box { border: 1px solid var(--line); margin-bottom: 16px; }
.side-title {
    font-size: 16px;
    font-weight: 700;
    padding: 12px 16px;
    border-bottom: 1px solid var(--line);
    background: #fafafa;
}
.toppick-list { padding: 8px 12px; }
.toppick-item {
    display: flex;
    gap: 10px;
    padding: 10px 4px;
    border-bottom: 1px dashed var(--line);
}
.toppick-item:last-child { border-bottom: 0; }
.toppick-item:hover .tp-title { color: var(--primary); }
.tp-img {
    flex: 0 0 80px;
    width: 80px; height: 80px;
    border: 1px solid var(--line);
    overflow: hidden;
    background: #fff;
}
.tp-img img { width: 100%; height: 100%; object-fit: cover; }
.tp-info { flex: 1 1 auto; min-width: 0; }
.tp-title {
    font-size: 12px;
    color: var(--text);
    line-height: 1.4;
    height: 33.6px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}
.tp-price { margin-top: 6px; color: var(--primary); font-size: 14px; font-weight: 700; }
.tp-moq { font-size: 12px; color: var(--text-3); }
.cat-list { padding: 8px 0; }
.cat-item a {
    display: flex;
    justify-content: space-between;
    padding: 8px 16px;
    font-size: 13px;
    color: var(--text-2);
}
.cat-item a:hover, .cat-item.active a { color: var(--primary); background: #fff7f2; }
.cat-count { color: var(--text-3); }

.main-area { flex: 1 1 auto; min-width: 0; }
.filter-bar {
    display: flex;
    align-items: center;
    gap: 4px;
    border-bottom: 2px solid var(--dark);
    padding-bottom: 0;
    margin-bottom: 16px;
}
.filter-tab {
    padding: 8px 18px;
    font-size: 15px;
    color: var(--text);
    position: relative;
    cursor: pointer;
    border: 0;
    background: none;
}
.filter-tab.active { font-weight: 700; }
.filter-tab.active::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -2px;
    height: 3px;
    background: var(--primary);
}
.filter-count { margin-left: auto; font-size: 12px; color: var(--text-3); }
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px 12px;
}
.product-card {
    background: #fff;
    transition: box-shadow .2s;
}
.product-card:hover { box-shadow: 0 4px 16px rgba(0,0,0,.08); }
.pc-image {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: #f7f7f7;
}
.pc-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.product-card:hover .pc-image img { transform: scale(1.04); }
.pc-badge {
    position: absolute;
    left: 0; top: 0;
    background: rgba(0,0,0,.55);
    color: #fff;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 0 0 2px 0;
}
.pc-body { padding: 10px 12px 14px; }
.pc-cat {
    display: block;
    font-size: 12px;
    line-height: 1.4;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--text-3);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.pc-cat:hover { color: var(--primary); }
.pc-title {
    display: block;
    margin-top: 4px;
    font-size: 13px;
    line-height: 1.45;
    height: 37.7px;
    color: var(--text);
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}
.product-card:hover .pc-title { color: var(--primary); }
.pc-price { margin-top: 8px; font-size: 18px; font-weight: 700; color: var(--primary); }
.pc-moq { margin-top: 4px; font-size: 12px; color: var(--text-3); }
.list-empty { padding: 80px 0; text-align: center; color: var(--text-3); }

/* 分页 */
.pagination { margin-top: 28px; display: flex; justify-content: center; align-items: center; gap: 6px; }
.page-btn {
    min-width: 34px; height: 34px;
    padding: 0 10px;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--text-2);
    font-size: 13px;
    line-height: 32px;
    text-align: center;
}
.page-btn:hover { border-color: var(--primary); color: var(--primary); }
.page-btn.current { background: var(--primary); border-color: var(--primary); color: #fff; }
.page-btn.disabled { color: #ccc; cursor: default; }
.page-btn.disabled:hover { border-color: var(--line); color: #ccc; }
.page-ellipsis { color: var(--text-3); padding: 0 2px; }
.page-total { font-size: 13px; color: var(--text-3); margin-left: 12px; }
.page-goto { margin-left: 16px; font-size: 13px; color: var(--text-2); display: flex; align-items: center; gap: 6px; }
.page-goto input {
    width: 48px; height: 32px;
    border: 1px solid var(--line);
    padding: 0 8px;
    font-size: 13px;
}
.page-goto button {
    height: 32px; padding: 0 14px;
    background: #fff;
    border: 1px solid var(--line);
    font-size: 13px;
}
.page-goto button:hover { border-color: var(--primary); color: var(--primary); }

/* ============ 商品详情页 ============ */
.detail-body { width: 1200px; margin: 0 auto; padding: 20px 0 40px; }
.detail-main { display: flex; gap: 24px; align-items: flex-start; }
.detail-gallery { flex: 0 0 420px; }
.gallery-main {
    position: relative;
    width: 420px; height: 420px;
    border: 1px solid var(--line);
    overflow: hidden;
    background: #f7f7f7;
}
.gallery-main img { width: 100%; height: 100%; object-fit: contain; }
.gallery-main video { position: absolute; left: 0; top: 0; width: 100%; height: 100%; object-fit: contain; background: #000; }
.gallery-thumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.gallery-thumb {
    position: relative;
    width: 64px; height: 64px;
    border: 2px solid transparent;
    overflow: hidden;
    cursor: pointer;
    background: #f7f7f7;
}
.gallery-thumb img, .gallery-thumb video { width: 100%; height: 100%; object-fit: contain; }
.gallery-thumb.active, .gallery-thumb:hover { border-color: var(--primary); }
/* 视频缩略图：半透明遮罩 + 居中播放角标 */
.gallery-thumb-video::after { content: ''; position: absolute; left: 0; top: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.25); }
.gallery-thumb .play-badge {
    position: absolute; left: 50%; top: 50%;
    width: 26px; height: 26px;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.55);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    z-index: 1;
}
.gallery-thumb .play-icon { display: block; width: 0; height: 0; margin-left: 3px; border-style: solid; border-width: 6px 0 6px 10px; border-color: transparent transparent transparent #fff; }
.detail-info { flex: 1 1 auto; min-width: 0; }
.detail-title { font-size: 22px; line-height: 1.4; font-weight: 600; color: var(--text); }
.detail-price-row {
    margin: 16px 0;
    padding: 16px 20px;
    background: #fff7f2;
    display: flex;
    align-items: baseline;
    gap: 16px;
}
.detail-price { font-size: 30px; font-weight: 700; color: var(--primary); }
.detail-moq { font-size: 13px; color: var(--text-2); }
/* 规格报价表（detail-info 列内） */
.detail-spec-quote { margin: 0 0 12px; overflow-x: auto; }
.spec-quote-table { margin: 0; }
.spec-quote-table th {
    width: auto;
    background: #f5f5f5;
    font-weight: 600;
    color: var(--text);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .3px;
    padding: 8px 10px;
    white-space: nowrap;
}
.spec-quote-table td { padding: 8px 10px; font-size: 13px; }
.spec-quote-price { color: var(--primary); font-weight: 600; white-space: nowrap; }
.detail-attrs { border-top: 1px solid var(--line); }
.attr-row { display: flex; border-bottom: 1px solid var(--line); font-size: 13px; }
.attr-name {
    flex: 0 0 150px;
    padding: 10px 12px;
    background: #fafafa;
    color: var(--text-2);
}
.attr-value { flex: 1; padding: 10px 12px; color: var(--text); }
.detail-actions { margin: 20px 0; display: flex; gap: 12px; }
.detail-actions .btn {
    height: 44px;
    padding: 0 32px;
    font-size: 16px;
    border-radius: 2px;
    line-height: 42px;
}
.btn-big-primary {
    background: var(--primary);
    color: #fff;
    border: 1px solid var(--primary);
}
.btn-big-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); color: #fff; }
.btn-big-ghost {
    background: #fff;
    color: var(--text);
    border: 1px solid #ddd;
}
.btn-big-ghost:hover { border-color: var(--primary); color: var(--primary); }
.detail-supplier {
    flex: 0 0 260px;
    border: 1px solid var(--line);
    padding: 20px;
}
.supplier-name { font-size: 16px; font-weight: 700; }
.supplier-meta { margin-top: 10px; font-size: 12px; color: var(--text-2); line-height: 2; }
.supplier-badges { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 6px; }
.s-badge {
    font-size: 11px;
    padding: 2px 8px;
    background: #f5f5f5;
    border: 1px solid var(--line);
    border-radius: 2px;
    color: var(--text-2);
}
.s-badge.gold { color: #8a6116; border-color: #e8d5a8; background: #fffbf0; }
.supplier-btn { margin-top: 16px; display: block; }
.supplier-btn .btn {
    display: block;
    width: 100%;
    height: 38px;
    font-size: 14px;
    border-radius: 2px;
}
.detail-section { margin-top: 32px; }
.detail-tabs { display: flex; border-bottom: 2px solid var(--dark); }
.detail-tab {
    padding: 10px 22px;
    font-size: 15px;
    cursor: pointer;
    position: relative;
    background: none;
    border: 0;
    color: var(--text);
}
.detail-tab.active { font-weight: 700; }
.detail-tab.active::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -2px;
    height: 3px;
    background: var(--primary);
}
.detail-content { padding: 24px 8px; font-size: 14px; color: var(--text); line-height: 1.8; }
.detail-content h2 { font-size: 18px; margin: 18px 0 10px; }
.detail-content h3 { font-size: 16px; margin: 16px 0 8px; }
.detail-content ul { margin: 8px 0 12px 20px; list-style: disc; }
.detail-content li { margin: 4px 0; }
.detail-content p { margin: 8px 0; }
/* 富文本内容自适应：图片/视频/iframe 不撑破屏幕 */
.detail-content img, .article-content img, .solution-content img { max-width: 100%; height: auto; }
/* 场景图/工厂图：详情内容区下方图集
   场景图为整幅单列全宽（2026-08-22 客户反馈拼贴堆叠「像图上叠了两个产品」，弃用 3 图一组马赛克），
   与工厂图展示方式一致，避免任何叠放观感 */
.detail-scene-imgs { margin-top: 24px; }
.detail-scene-imgs img { width: 100%; height: auto; display: block; border: 1px solid var(--line); margin-bottom: 14px; }
.detail-scene-imgs img:last-child { margin-bottom: 0; }
.detail-factory-imgs { margin-top: 24px; }
.detail-factory-imgs img { width: 100%; height: auto; display: block; }
.detail-content video, .article-content video, .solution-content video,
.detail-content iframe, .article-content iframe, .solution-content iframe { max-width: 100%; }
.spec-table { width: 100%; border-collapse: collapse; margin: 12px 0; }
.spec-table th, .spec-table td { border: 1px solid var(--line); padding: 8px 14px; text-align: left; font-size: 13px; }
.spec-table th { background: #fafafa; color: var(--text-2); font-weight: 400; width: 180px; }
.related-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
}
.related-card { border: 1px solid #eee; }
.related-card:hover { border-color: var(--primary); }
.rc-img { aspect-ratio: 1/1; overflow: hidden; background: #f7f7f7; }
.rc-img img { width: 100%; height: 100%; object-fit: contain; }
.rc-title {
    font-size: 12px;
    padding: 8px 10px 0;
    height: 50px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-height: 1.4;
}
.rc-price { font-size: 14px; color: var(--primary); font-weight: 700; padding: 4px 10px 10px; }
.crumb { font-size: 12px; color: var(--text-3); padding: 12px 0 0; }
.crumb a { color: var(--text-3); }
.crumb a:hover { color: var(--primary); }

/* ============ 公司简介页 ============ */
.company-wrap { width: 1200px; margin: 0 auto; padding: 24px 0 48px; }
.company-block { border: 1px solid var(--line); padding: 28px 32px; margin-bottom: 20px; }
.company-block h2 { font-size: 24px; font-weight: 700; margin-bottom: 16px; padding-left: 12px; border-left: 4px solid var(--primary); }
.company-block p { margin: 10px 0; font-size: 16px; color: #444; line-height: 1.85; }
.company-block ul { margin: 8px 0; padding-left: 20px; font-size: 16px; color: #444; line-height: 1.85; }
.company-block li { margin: 4px 0; }
.company-addr { font-size: 15px !important; color: var(--text-2) !important; }
.fact-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.fact-item { border: 1px solid var(--line); padding: 20px 18px; text-align: center; }
.fact-num { font-size: 30px; font-weight: 700; color: var(--primary); }
.fact-label { font-size: 13px; color: var(--text-3); margin-top: 6px; }

/* 公司页/联系页 hero 横幅：宽幅背景图 + 左侧毛玻璃面板（标题/副标题后台可配） */
.company-hero {
    position: relative;
    height: 440px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}
.company-hero::before {
    content: "";
    position: absolute;
    left: 0; right: 0; top: 0; bottom: 0;
    background: linear-gradient(90deg, rgba(15,28,46,.32), rgba(15,28,46,.04) 62%);
}
.company-hero .ch-inner {
    position: relative;
    margin-left: max(24px, calc((100% - 1200px) / 2));
    max-width: 640px;
    padding: 44px 52px;
    background: rgba(255,255,255,.14);
    border: 1px solid rgba(255,255,255,.28);
    border-radius: 10px;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    text-align: left;
}
.company-hero h1 {
    font-size: 46px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
    line-height: 1.2;
}
.company-hero p {
    margin-top: 14px;
    font-size: 19px;
    color: rgba(255,255,255,.95);
    line-height: 1.55;
}

/* ============ 页脚 ============ */
.the-new-footer { background: #f7f7f7; border-top: 1px solid var(--line); margin-top: 40px; }
.footer-inner {
    width: 1200px;
    margin: 0 auto;
    padding: 36px 0 24px;
    display: flex;
    justify-content: space-between;
}
.footer-links { display: flex; gap: 48px; }
.footer-col h3 { font-size: 14px; font-weight: 700; margin-bottom: 12px; color: var(--text); }
.footer-col li { margin: 7px 0; }
.footer-col li a { font-size: 12px; color: var(--text-2); }
.footer-col li a:hover { color: var(--primary); }
.footer-app { flex: 0 0 auto; }
.footer-app-text p { font-size: 14px; font-weight: 700; }
.footer-app-text span { font-size: 12px; color: var(--text-3); display: block; margin-top: 8px; max-width: 220px; }
.footer-app-qr {
    margin-top: 12px;
    width: 84px; height: 84px;
    border: 1px solid var(--line);
    background:
        repeating-conic-gradient(var(--text) 0 25%, #fff 0 50%) 0 0/14px 14px;
}
.footer-bottom { border-top: 1px solid var(--line); }
.footer-bottom .copyright {
    width: 1200px;
    margin: 0 auto;
    padding: 14px 0;
    text-align: center;
    font-size: 12px;
    color: var(--text-3);
}

/* ============ 右侧浮动工具栏 ============ */
.shop-toolbar {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 200;
    background: #fff;
    border: 1px solid var(--line);
    border-right: 0;
    box-shadow: -2px 2px 10px rgba(0,0,0,.08);
}
.toolbar-item + .toolbar-item { border-top: 1px solid var(--line); }
.toolbar-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    width: 76px;
    padding: 14px 6px;
    font-size: 12px;
    color: var(--text-2);
    text-align: center;
}
.toolbar-link:hover { color: var(--primary); }
.toolbar-link .tb-icon { color: var(--primary); }

/* ============ 移动端右下角漂浮联系按钮（PC 端隐藏） ============ */
.m-float { display: none; }

/* ============ 响应式 ============ */
@media (max-width: 1240px) {
    .container-1200, .topbar-inner, .shop-sign-content, .shop-nav-inner,
    .shop-body, .detail-body, .company-wrap, .footer-inner, .footer-bottom .copyright,
    .videoshow-row {
        width: auto;
        margin: 0 16px;
    }
    .product-grid { grid-template-columns: repeat(3, 1fr); }
    .related-grid { grid-template-columns: repeat(4, 1fr); }
    .statbar-inner, .catscene-photo, .catgrid-wrap { width: auto; margin: 0 16px; }
    .pf-gallery { width: auto; margin: 40px 16px 0; grid-template-columns: repeat(2, 1fr); }
    .pf-apps-list, .pf-certs { width: auto; margin: 24px 16px 0; flex-wrap: wrap; justify-content: center; gap: 14px 48px; }
    .pf-slogan { font-size: 32px; }
    .pf-certs li { min-width: 0; }
    .pf-certpic { width: auto; max-width: 720px; margin: 48px auto 0; padding: 0 16px; grid-template-columns: 1fr; gap: 24px; }
    .pf-row1, .pf-row2 { width: auto; flex-direction: column; align-items: flex-start; gap: 24px; padding: 0 16px; margin-top: 48px; }
    .pf-row1 .pf-text, .pf-row2 .pf-text,
    .pf-row1 .pf-photo, .pf-row2 .pf-photo { width: auto; }
    .pf-row1 .pf-photo img { max-width: 500px; }

    /* 工厂实力区 */
    .ft-cards, .ft-gallery { width: auto; margin: 48px 16px 0; }

    /* 客户反馈区：卡片换行居中 */
    .fb-cards { width: auto; margin: 48px 16px 0; text-align: center; }
    .fb-card { margin: 0 12px; }
    .fb-chat2 { margin-left: 12px; }
    .fb-stack { margin: 12px 0 0; }
    .mod-feedback::before, .mod-feedback::after { display: none; }

    /* 包装与运输区 */
    .mod-packship { padding: 64px 0; }
    .ps-photos { width: auto; margin: 48px 16px 0; gap: 12px; }
    .ps-logos { margin-top: 48px; }
    .ps-logos .ps-lg-dhl { height: 64px; width: auto; }
    .ps-logos .ps-lg-ups { height: 106px; width: auto; margin-left: 40px; }
    .ps-logos .ps-lg-fedex { height: 76px; width: auto; margin-left: 56px; }
    .ps-art { width: auto; max-width: 1108px; margin: 48px 16px 0; }
}
@media (max-width: 900px) {
    .topbar { display: none; }

    /* 招牌：允许换行、高度自适应，各块通栏居中 */
    .shop-sign { height: auto; }
    .shop-sign-back-img { height: 100%; }
    .shop-sign-content { flex-wrap: wrap; padding: 14px 0; height: auto; row-gap: 10px; }
    .block-left, .block-center, .block-right { flex: 1 1 100%; }
    .block-left { margin-right: 0; text-align: center; }
    .block-left img { max-height: 72px; }
    .cp-name { justify-content: center; font-size: 26px; }
    .shop-address { max-width: 100%; justify-content: center; }
    .main-cats { max-width: 100%; text-align: center; }
    .shop-key-action { justify-content: center; }

    /* 导航：汉堡折叠面板（替代横向滚动） */
    .shop-nav { height: auto; }
    .shop-nav-inner { display: block; height: auto; margin: 0; }
    .nav-toggle {
        display: flex;
        align-items: center;
        gap: 10px;
        width: 100%;
        height: 46px;
        padding: 0 16px;
        background: none;
        border: 0;
        color: #fff;
        font-size: 15px;
        cursor: pointer;
    }
    .nt-bars { position: relative; flex: 0 0 auto; width: 18px; height: 14px; }
    .nt-bars i {
        position: absolute; left: 0;
        width: 100%; height: 2px;
        background: #fff;
        transition: transform .2s, opacity .2s, top .2s;
    }
    .nt-bars i:nth-child(1) { top: 0; }
    .nt-bars i:nth-child(2) { top: 6px; }
    .nt-bars i:nth-child(3) { top: 12px; }
    .nav-open .nt-bars i:nth-child(1) { top: 6px; transform: rotate(45deg); }
    .nav-open .nt-bars i:nth-child(2) { opacity: 0; }
    .nav-open .nt-bars i:nth-child(3) { top: 6px; transform: rotate(-45deg); }
    .navigation-list {
        display: none;
        height: auto;
        max-height: calc(100vh - 120px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        border-bottom: 1px solid rgba(255,255,255,.08);
    }
    .nav-open .navigation-list { display: block; }
    .nav-item { border-top: 1px solid rgba(255,255,255,.08); }
    .nav-link { height: 46px; padding: 0 16px; font-size: 15px; }
    .nav-arrow { display: none; }
    .nav-menu {
        display: block;
        position: static;
        min-width: 0;
        background: rgba(0,0,0,.18);
        border: 0;
        box-shadow: none;
        padding: 2px 0 6px;
    }
    .menu-link { padding: 10px 16px 10px 30px; font-size: 13px; color: rgba(255,255,255,.78); }
    .navigation-search { display: none; padding: 10px 16px; }
    .nav-open .navigation-search { display: flex; }
    .navigation-search input { flex: 1 1 auto; width: auto; }

    /* 轮播：按 1920x650 原始比例完整展示整图，不再裁切 */
    .module-wide-banner, .wide-banner-viewport, .wide-banner-track,
    .wide-banner-slide, .wide-banner-slide a { height: auto; min-height: 0; }
    .wide-banner-img { width: 100%; height: auto; margin-left: 0; transform: none; }

    /* 拼贴区：JS 按设计稿等比整体缩放；无 JS 时退化为逐层通栏堆叠 */
    html:not(.js) .custom-area { height: auto !important; }
    html:not(.js) .custom-area .ca-canvas {
        position: static !important;
        width: 100% !important;
        height: auto !important;
        left: 0 !important;
        margin-left: 0 !important;
    }
    html:not(.js) .custom-area .ca-layer { position: static !important; top: auto !important; height: auto !important; }

    /* 视频区 */
    .module-videoshow { background-size: cover; }
    .videoshow-row { height: auto; }
    .videoshow-player { width: 100%; height: auto; aspect-ratio: 16 / 9; }

    /* 统计条：2x2 换行 */
    .mod-statbar { margin-top: 8px; }
    .statbar-inner { flex-wrap: wrap; row-gap: 28px; padding: 40px 16px 36px; }
    .stat-item { flex: 1 1 46%; }
    .stat-num { font-size: 30px; }
    .stat-label { font-size: 14px; margin-top: 8px; }

    /* 分类场景区 */
    .catscene-head { padding-top: 44px; }
    .catscene-head h2 { font-size: 26px; }
    .catscene-head p { font-size: 14px; margin-top: 14px; }
    .catscene-photo { margin-top: 28px; }
    .catscene-label { font-size: 12px; }

    /* 分类宫格：单列 */
    .catgrid-wrap { grid-template-columns: 1fr; row-gap: 20px; padding-top: 44px; padding-bottom: 40px; }
    .cg-title { font-size: 18px; padding: 8px 0 9px 14px; }

    /* 铝型材专区：纵向堆叠 */
    .pf-head { padding-top: 40px; }
    .pf-head h2 { font-size: 26px; }
    .pf-head p { font-size: 14px; margin-top: 14px; }
    .pf-row1, .pf-row2 { flex-direction: column; margin-top: 36px; padding-left: 16px; gap: 20px; }
    .pf-row1 .pf-text, .pf-row2 .pf-text,
    .pf-row1 .pf-photo, .pf-row2 .pf-photo { width: auto; }
    .pf-text h3 { font-size: 22px; }
    .pf-text li { font-size: 14px; margin-top: 16px; }
    .pf-apps h4 { font-size: 20px; }
    .pf-apps-list li { font-size: 14px; }
    .pf-certs li { font-size: 15px; padding: 9px 24px; }
    .pf-apps-list, .pf-certs { gap: 10px 32px; }
    .pf-gallery { grid-template-columns: 1fr; gap: 16px; margin-top: 16px; }
    .pf-card h5 { font-size: 17px; }
    .pf-card p { font-size: 13px; }
    .pf-foot { margin-top: 56px; }
    .pf-slogan { font-size: 20px; padding: 0 16px; }
    .pf-certpic { margin-top: 28px; max-width: 560px; gap: 16px; }
    .pf-cert { padding: 10px 10px 0; }
    .pf-cert figcaption { font-size: 14px; padding: 10px 0 12px; }

    /* 工厂实力区：卡片换行、宫格两列 */
    .ft-head { padding-top: 44px; }
    .ft-head h2 { font-size: 26px; }
    .ft-head p { font-size: 14px; margin-top: 14px; }
    .ft-cards { flex-wrap: wrap; gap: 12px; margin: 32px 16px 0; }
    .ft-card { flex: 1 1 30%; padding: 22px 10px 18px; }
    .ft-card + .ft-card { margin-left: 0; }
    .ft-icon { width: 40px; height: 40px; }
    .ft-card h3 { font-size: 15px; }
    .ft-card p { font-size: 12px; margin-top: 10px; }
    .ft-gallery { grid-template-columns: repeat(2, 1fr); row-gap: 20px; margin: 32px 16px 0; }
    .ft-shot figcaption { height: 28px; line-height: 28px; font-size: 13px; }

    /* 客户反馈区：纵向堆叠，层叠卡片等比缩放 */
    .fb-head { padding-top: 44px; }
    .fb-head h2 { font-size: 26px; letter-spacing: 2px; }
    .fb-head p { font-size: 14px; margin-top: 14px; line-height: 22px; }
    .fb-cards { margin: 36px 16px 0; padding-bottom: 56px; }
    .fb-card { display: block; width: 86% !important; max-width: 420px; margin: 0 auto 24px !important; }
    .fb-stack { display: block; width: 86%; max-width: 455px; margin: 0 auto 8px; }
    .fb-chat3-back { width: calc(100% - 38px) !important; margin: 0 0 0 38px !important; }
    .fb-chat3-front { left: 0; top: 44.5%; width: calc(100% - 38px) !important; margin: 0 !important; }

    /* 包装与运输区：标题缩小、logo 缩放、合成图通栏 */
    .mod-packship { padding: 40px 0; }
    .ps-head h2 { font-size: 26px; }
    .ps-head p { font-size: 14px; line-height: 22px; margin-top: 14px; }
    .ps-head p br { display: none; }
    .ps-photos { margin: 32px 16px 0; gap: 8px; }
    .ps-logos { margin-top: 32px; }
    .ps-logos .ps-lg-dhl { height: 40px; width: auto; }
    .ps-logos .ps-lg-ups { height: 66px; width: auto; margin-left: 20px; }
    .ps-logos .ps-lg-fedex { height: 48px; width: auto; margin-left: 28px; }
    .ps-art { margin: 32px 16px 0; }

    .shop-body { flex-direction: column; }
    .sidebar { width: 100%; flex: none; }
    .product-grid { grid-template-columns: repeat(2, 1fr); }
    .detail-main { flex-direction: column; }
    .detail-gallery, .detail-supplier { width: 100%; flex: none; }
    .gallery-main { width: 100%; height: auto; aspect-ratio: 1 / 1; }
    .gallery-thumbs { flex-wrap: wrap; }
    .detail-actions { flex-wrap: wrap; }
    .detail-content table, .article-content table, .solution-content table {
        display: block;
        width: 100%;
        overflow-x: auto;
    }
    .pagination { flex-wrap: wrap; row-gap: 10px; }
    .footer-inner { flex-direction: column; gap: 24px; }
    .footer-links { flex-wrap: wrap; gap: 24px; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .fact-list { grid-template-columns: repeat(2, 1fr); }
    .shop-toolbar { display: none; }
    .m-float {
        display: flex;
        flex-direction: column;
        gap: 10px;
        position: fixed;
        right: 14px;
        bottom: calc(18px + env(safe-area-inset-bottom));
        z-index: 200;
    }
    .mf-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 46px;
        height: 46px;
        border-radius: 50%;
        color: #fff;
        box-shadow: 0 3px 12px rgba(0,0,0,.25);
    }
    .mf-btn:active { transform: scale(.94); }
    .mf-wa { background: #25d366; }
    .mf-tel { background: var(--primary); }
}

/* ============ 小屏（手机）微调 ============ */
@media (max-width: 480px) {
    .container-1200, .topbar-inner, .shop-sign-content,
    .shop-body, .detail-body, .company-wrap, .footer-inner,
    .footer-bottom .copyright, .videoshow-row, .content-body { margin: 0 10px; }
    .company-block, .article-main, .solution-hero, .solution-content { padding: 16px 14px; }
    .company-hero { height: 320px; }
    .company-hero .ch-inner { margin-left: 16px; margin-right: 16px; padding: 24px 22px; max-width: none; }
    .company-hero h1 { font-size: 30px; }
    .company-hero p { font-size: 15px; margin-top: 10px; }
    .detail-title { font-size: 18px; }
    .article-title, .sh-title { font-size: 20px; }
    .detail-price { font-size: 24px; }
    .product-grid { gap: 12px 8px; }
    .pc-body { padding: 8px 10px 12px; }
    .page-goto { margin-left: 0; width: 100%; justify-content: center; }
    .ft-card { flex: 1 1 46%; }
}

/* ============ 询盘表单 ============ */
html { scroll-behavior: smooth; }
.inquiry-form { padding: 20px 0 4px; }
.inquiry-form .hp-field {
    position: absolute; left: -9999px; width: 1px; height: 1px;
    opacity: 0; pointer-events: none;
}
.if-grid { display: flex; flex-wrap: wrap; gap: 0 20px; }
.if-grid .if-field { flex: 1 1 320px; }
.if-field { margin-bottom: 16px; }
.if-field label {
    display: block; margin-bottom: 6px;
    font-size: 13px; color: var(--text-2);
}
.if-field label em { color: var(--danger); font-style: normal; margin-left: 2px; }
.if-field input, .if-field textarea {
    width: 100%; padding: 9px 12px;
    border: 1px solid var(--line); border-radius: 2px;
    font-size: 14px; font-family: inherit; color: var(--text);
    background: #fff; transition: border-color .15s;
}
.if-field textarea { resize: vertical; }
.if-field input:focus, .if-field textarea:focus { border-color: var(--primary); }
.if-tip { font-size: 12px; color: var(--text-3); margin-bottom: 14px; }
.if-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.if-actions .if-submit {
    height: 44px;
    padding: 0 32px;
    font-size: 16px;
    line-height: 42px;
    border-radius: 2px;
}
.if-wa { font-size: 13px; }
.if-wa a { color: var(--link); }
.if-wa a:hover { color: var(--primary); }
.if-msg {
    margin-top: 14px; padding: 10px 14px; border-radius: 2px; font-size: 13px;
}
.if-msg.ok { background: #f0fff4; border: 1px solid #b7eb8f; color: #237804; }
.if-msg.err { background: #fff2f0; border: 1px solid #ffccc7; color: #cf1322; }
@media (max-width: 900px) {
    .if-grid .if-field { flex: 1 1 100%; }
    .if-actions .if-submit { width: 100%; }
    .detail-scene-imgs img { margin-bottom: 10px; }
}

/* ============ 通用内容页（新闻 / 解决方案） ============ */
.content-body { width: 1200px; margin: 0 auto; padding: 0 0 48px; }
.content-body .crumb { padding-top: 12px; }
.content-body .filter-bar { margin-top: 4px; }

/* ============ 新闻列表 ============ */
.news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
.news-card {
    display: flex;
    gap: 16px;
    border: 1px solid #eee;
    background: #fff;
    padding: 14px;
    transition: box-shadow .2s, border-color .2s;
}
.news-card:hover { border-color: var(--primary); box-shadow: 0 4px 16px rgba(255,106,0,.12); }
.nc-img {
    flex: 0 0 200px;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: #f7f7f7;
}
.nc-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.news-card:hover .nc-img img { transform: scale(1.04); }
.nc-body { flex: 1 1 auto; min-width: 0; }
.nc-meta { font-size: 12px; color: var(--text-3); display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.nc-dot { color: var(--line); }
.nc-title { font-size: 16px; line-height: 1.5; margin: 8px 0 6px; }
.nc-title a { color: var(--text); }
.news-card:hover .nc-title a { color: var(--primary); }
.nc-summary {
    font-size: 13px;
    color: var(--text-2);
    line-height: 1.6;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}
.nc-more { display: inline-block; margin-top: 10px; font-size: 13px; color: var(--link); }
.nc-more:hover { color: var(--primary); }

/* ============ 新闻详情 ============ */
.article-layout { display: flex; gap: 24px; align-items: flex-start; margin-top: 8px; }
.article-main { flex: 1 1 auto; min-width: 0; border: 1px solid var(--line); padding: 28px 32px; }
.article-title { font-size: 24px; line-height: 1.45; font-weight: 700; }
.article-meta { margin-top: 10px; font-size: 12px; color: var(--text-3); display: flex; align-items: center; gap: 6px; }
.article-cover { margin-top: 18px; overflow: hidden; background: #f7f7f7; }
.article-cover img { width: 100%; display: block; object-fit: cover; }
.article-content { margin-top: 18px; font-size: 14px; color: var(--text); line-height: 1.9; }
.article-content h2 { font-size: 18px; margin: 18px 0 10px; }
.article-content h3 { font-size: 16px; margin: 16px 0 8px; }
.article-content ul { margin: 8px 0 12px 20px; list-style: disc; }
.article-content li { margin: 4px 0; }
.article-content p { margin: 8px 0; }
.article-cta {
    margin-top: 24px;
    padding: 20px 24px;
    background: #fff7f2;
    border: 1px solid #ffe3d0;
}
.article-cta p { font-size: 15px; font-weight: 600; }
.article-cta-actions { margin-top: 14px; display: flex; gap: 12px; flex-wrap: wrap; }
.article-side { flex: 0 0 300px; }
.latest-list { padding: 10px 12px; }
.latest-item {
    display: flex;
    gap: 10px;
    padding: 10px 4px;
    border-bottom: 1px dashed var(--line);
}
.latest-item:last-child { border-bottom: 0; }
.latest-item:hover .lt-title { color: var(--primary); }
.lt-img {
    flex: 0 0 72px;
    width: 72px; height: 72px;
    border: 1px solid var(--line);
    overflow: hidden;
    background: #fff;
}
.lt-img img { width: 100%; height: 100%; object-fit: cover; }
.lt-info { flex: 1 1 auto; min-width: 0; }
.lt-title {
    font-size: 12px;
    color: var(--text);
    line-height: 1.5;
    height: 36px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}
.lt-date { margin-top: 6px; font-size: 12px; color: var(--text-3); }
.side-contact .sc-text { padding: 12px 16px 0; font-size: 13px; color: var(--text-2); line-height: 1.7; }
.side-contact .sc-actions { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 10px; }

/* ============ 解决方案 ============ */
.solution-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
.solution-card {
    border: 1px solid #eee;
    background: #fff;
    transition: box-shadow .2s, border-color .2s;
}
.solution-card:hover { border-color: var(--primary); box-shadow: 0 4px 16px rgba(255,106,0,.12); }
.sc-img { display: block; aspect-ratio: 16 / 9; overflow: hidden; background: #f7f7f7; }
.sc-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.solution-card:hover .sc-img img { transform: scale(1.04); }
.sc-body { padding: 14px 16px 16px; }
.sc-title { font-size: 17px; line-height: 1.5; }
.sc-title a { color: var(--text); }
.solution-card:hover .sc-title a { color: var(--primary); }
.sc-tags { margin-top: 8px; display: flex; flex-wrap: wrap; gap: 6px; }
.scene-tag {
    font-size: 11px;
    color: var(--text-2);
    background: #f5f5f5;
    border: 1px solid var(--line);
    border-radius: 2px;
    padding: 1px 8px;
}
.sc-summary {
    margin-top: 10px;
    font-size: 13px;
    color: var(--text-2);
    line-height: 1.6;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}
.sc-more { display: inline-block; margin-top: 10px; font-size: 13px; color: var(--link); }
.sc-more:hover { color: var(--primary); }

/* 方案详情头部 */
.solution-hero {
    display: flex;
    gap: 24px;
    align-items: center;
    border: 1px solid var(--line);
    padding: 28px 32px;
    margin-top: 8px;
    background: #fff;
}
.sh-text { flex: 1 1 auto; min-width: 0; }
.sh-title { font-size: 24px; line-height: 1.45; font-weight: 700; }
.sh-summary { margin-top: 14px; font-size: 14px; color: var(--text-2); line-height: 1.8; }
.sh-actions { margin-top: 20px; display: flex; gap: 12px; flex-wrap: wrap; }
.sh-img { flex: 0 0 440px; overflow: hidden; background: #f7f7f7; }
.sh-img img { width: 100%; display: block; object-fit: cover; }
.solution-content { margin-top: 20px; border: 1px solid var(--line); padding: 24px 32px; }
.content-body .detail-section { margin-top: 24px; }

/* ============ 内容页响应式 ============ */
@media (max-width: 1240px) {
    .content-body { width: auto; margin: 0 16px; }
}
@media (max-width: 900px) {
    .news-grid, .solution-grid { grid-template-columns: 1fr; }
    .news-card { flex-direction: column; }
    .nc-img { flex: none; width: 100%; }
    .article-layout { flex-direction: column; }
    .article-side { width: 100%; flex: none; }
    .solution-hero { flex-direction: column-reverse; }
    .sh-img { flex: none; width: 100%; }
}

/* ============ 404 页面 ============ */
.nf-wrap {
    width: 1200px;
    margin: 0 auto;
    padding: 96px 0 120px;
    text-align: center;
}
.nf-code {
    font-size: 140px;
    line-height: 1;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 4px;
}
.nf-title {
    margin-top: 20px;
    font-size: 30px;
    font-weight: 700;
    color: var(--text);
}
.nf-desc {
    max-width: 560px;
    margin: 18px auto 0;
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-2);
}
.nf-actions {
    margin-top: 36px;
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
.nf-actions .btn {
    display: inline-block;
    height: auto;
    padding: 12px 34px;
    font-size: 15px;
    line-height: 1.5;
    border-radius: 3px;
    text-align: center;
    cursor: pointer;
}
.nf-actions .btn-primary {
    background: var(--primary);
    color: #fff;
    border: 1px solid var(--primary);
}
.nf-actions .btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); color: #fff; }
.nf-actions .btn-ghost {
    background: #fff;
    color: var(--text);
    border: 1px solid #ddd;
}
.nf-actions .btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.nf-links {
    margin-top: 40px;
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    font-size: 14px;
    color: var(--text-3);
}
.nf-links a { color: var(--text-2); }
.nf-links a:hover { color: var(--primary); }
@media (max-width: 1240px) {
    .nf-wrap { width: auto; margin: 0 16px; }
}
@media (max-width: 600px) {
    .nf-wrap { padding: 56px 0 88px; }
    .nf-code { font-size: 96px; }
    .nf-title { font-size: 24px; }
    .nf-desc { font-size: 15px; }
    .nf-actions .btn { padding: 12px 26px; }
}

/* ============ FAQ 常见问题页 ============ */
.faq-hero {
    background: #fff;
    border: 1px solid var(--line);
    padding: 32px 36px;
    margin-top: 8px;
}
.faq-hero-title { font-size: 26px; font-weight: 800; color: var(--text); line-height: 1.3; }
.faq-hero-sub { margin-top: 10px; font-size: 14px; color: var(--text-2); }
.faq-wrap { margin-top: 16px; }
.faq-section { margin-bottom: 28px; }
.faq-sec-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    padding: 10px 0 12px;
}
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 2px;
}
.faq-item[open] { border-color: #ffc899; }
.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 18px;
    cursor: pointer;
    list-style: none;
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--primary); }
.faq-q { flex: 1 1 auto; min-width: 0; }
.faq-toggle {
    flex: 0 0 auto;
    width: 10px;
    height: 10px;
    border-right: 2px solid var(--text-3);
    border-bottom: 2px solid var(--text-3);
    transform: rotate(45deg);
    transition: transform .2s ease;
    margin-top: -4px;
}
.faq-item[open] .faq-toggle { transform: rotate(225deg); margin-top: 4px; }
.faq-item[open] summary { color: var(--primary); }
.faq-a {
    padding: 0 18px 16px;
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-2);
}
.faq-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    border: 1px solid #ffc899;
    background: #fff8f3;
    padding: 24px 28px;
    margin-bottom: 16px;
}
.faq-cta-text strong { display: block; font-size: 17px; color: var(--text); }
.faq-cta-text span { display: block; margin-top: 6px; font-size: 13px; color: var(--text-2); }
.faq-cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.faq-btn {
    display: inline-block;
    padding: 10px 28px;
    font-size: 14px;
    border-radius: 3px;
    line-height: 1.5;
    border: 1px solid transparent;
}
.faq-btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.faq-btn.primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); color: #fff; }
.faq-btn.ghost { background: #fff; border-color: #ddd; color: var(--text); }
.faq-btn.ghost:hover { border-color: var(--primary); color: var(--primary); }
@media (max-width: 900px) {
    .faq-hero { padding: 24px 18px; }
    .faq-hero-title { font-size: 22px; }
    .faq-item summary { padding: 12px 14px; font-size: 14px; }
    .faq-a { padding: 0 14px 14px; }
    .faq-cta { padding: 18px 16px; }
}

/* ============ Certificates 证书页（/certificates.html） ============ */
.cert-hero {
    background: #fff;
    border: 1px solid var(--line);
    padding: 32px 36px;
    margin-top: 8px;
}
.cert-hero-title { font-size: 26px; font-weight: 800; color: var(--text); line-height: 1.3; }
.cert-hero-sub { margin-top: 10px; font-size: 14px; color: var(--text-2); }
.cert-grid {
    margin-top: 16px;
    margin-bottom: 24px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.cert-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 2px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: box-shadow .2s ease, border-color .2s ease;
}
.cert-card:hover { border-color: #ffc899; box-shadow: 0 4px 16px rgba(0, 0, 0, .06); }
.cert-card-img {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1 / 1;
    background: #f7f8fa;
    border-bottom: 1px solid var(--line);
    overflow: hidden;
}
.cert-card-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform .25s ease;
}
.cert-card:hover .cert-card-img img { transform: scale(1.04); }
.cert-file-badge {
    display: inline-block;
    padding: 8px 22px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fff;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--danger);
}
.cert-card-body { padding: 14px 16px 16px; display: flex; flex-direction: column; flex: 1 1 auto; }
.cert-card-title { font-size: 14px; font-weight: 700; color: var(--text); line-height: 1.45; }
.cert-card-desc { margin-top: 6px; font-size: 12px; line-height: 1.6; color: var(--text-2); }
.cert-card-actions { margin-top: auto; padding-top: 10px; display: flex; gap: 14px; }
.cert-card-actions a {
    font-size: 13px;
    font-weight: 600;
    color: var(--link);
}
.cert-card-actions a:hover { color: var(--primary); }
@media (max-width: 1000px) {
    .cert-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 760px) {
    .cert-hero { padding: 24px 18px; }
    .cert-hero-title { font-size: 22px; }
    .cert-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
}
@media (max-width: 420px) {
    .cert-grid { grid-template-columns: 1fr; }
}

/* ============ Contact 联系页（/contact.html） ============ */
.contact-wrap { width: 1200px; margin: 0 auto; padding: 36px 0 56px; }
.contact-cols { display: flex; align-items: flex-start; gap: 56px; }
.contact-info { flex: 0 0 460px; }
.contact-panel {
    flex: 1 1 auto;
    background: #f7f8fa;
    border: 1px solid var(--line);
    padding: 30px 34px 34px;
}
.contact-title { font-size: 28px; font-weight: 800; color: var(--text); line-height: 1.3; }
.contact-info .contact-title { margin-bottom: 12px; }
.contact-panel .contact-title { margin-bottom: 20px; }
.contact-intro { color: var(--text-2); line-height: 1.9; font-size: 15px; }
.ci-grid { margin-top: 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 36px 28px; }
.ci-icon {
    width: 52px; height: 52px; border-radius: 50%;
    background: var(--primary); color: #fff;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 14px;
}
.ci-item h3 {
    font-size: 16px; font-weight: 800; color: var(--text);
    letter-spacing: .5px; text-transform: uppercase; margin-bottom: 8px;
}
.ci-item p { color: var(--text-2); line-height: 1.8; word-break: break-word; }
.ci-item a { color: var(--text-2); }
.ci-item a:hover { color: var(--primary); }
.contact-form { padding: 0; }
.contact-form .hp-field {
    position: absolute; left: -9999px; width: 1px; height: 1px;
    opacity: 0; pointer-events: none;
}
.contact-form .if-field { margin-bottom: 15px; }
.contact-form .if-field label {
    display: block; margin-bottom: 6px;
    font-size: 14px; font-weight: 700; color: var(--text);
}
.contact-form .if-field label em { color: var(--danger); font-style: normal; margin-left: 2px; }
.contact-form .if-field input,
.contact-form .if-field select,
.contact-form .if-field textarea {
    width: 100%; padding: 10px 12px;
    border: 1px solid #d9d9d9; border-radius: 2px;
    font-size: 14px; font-family: inherit; color: var(--text);
    background: #fff; transition: border-color .15s;
}
.contact-form .if-field select { height: 41px; }
.contact-form .if-field textarea { resize: vertical; }
.contact-form .if-field input:focus,
.contact-form .if-field select:focus,
.contact-form .if-field textarea:focus { border-color: var(--primary); outline: none; }
.contact-form .if-field input[type=file] { padding: 7px 0; border: none; background: none; cursor: pointer; }
.contact-form .if-field input[type=file]:focus { border: none; outline: none; }
.cf-filetip { display: block; margin-top: 6px; font-size: 12px; color: var(--text-3); }
.contact-form .if-tip { margin-top: 2px; }
.contact-form .if-actions { margin-top: 4px; }
@media (max-width: 992px) {
    .contact-wrap { width: auto; padding: 20px 14px 40px; }
    .contact-cols { flex-direction: column; gap: 32px; }
    .contact-info { flex: none; width: 100%; }
    .contact-panel { width: 100%; padding: 22px 16px 26px; }
    .ci-grid { grid-template-columns: 1fr; gap: 24px; margin-top: 24px; }
    .contact-form .if-submit { width: 100%; }
}