/* ============================================================
   gy-style.css  —  Shared stylesheet (all pages)
   Visual design inspired by https://www.xl-nm.com/
   Corporate navy + gold accent, clean white sections.
   Preserves every legacy class name so templates keep working.
   ============================================================ */

/* ========== Reset & Base ========== */
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: "Microsoft Yahei","Helvetica Neue",Arial,sans-serif;
    font-size: 14px;
    color: #666;
    line-height: 1.7;
    background: #fff;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary); }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
h1,h2,h3,h4,h5,h6 { color: #333; font-weight: 600; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

:root {
    --primary: #0c66bf;
    --primary-dark: #0a5599;
    --primary-light: #337ab7;
    --accent: #0c66bf;
    --footer-bg: #222222;
    --footer-bottom: #1a1a1a;
    --text-dark: #333;
    --text-light: #666;
    --text-muted: #999;
    --border: #e5e7eb;
    --bg-gray: #f8f8f8;
    --radius: 4px;
    --shadow: 0 4px 16px rgba(0,0,0,0.06);
    --shadow-hover: 0 8px 24px rgba(12,102,191,0.12);
}

/* ========== Top Bar (disabled for jbhjs style) ========== */
.top-bar { display: none; }
.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 36px;
}
.top-bar .tb-welcome { opacity: .9; }
.top-bar .tb-phone { font-weight: 600; letter-spacing: .5px; }
.top-bar a { color: #fff; }
.top-bar a:hover { color: var(--accent); }

/* ========== Navigation — jbhjs 1:1（不固定，随页面滚动） ========== */
.nav-wrap {
    position: relative;
    background: #fff;
    z-index: 100;
    border-top: 4px solid var(--primary);
}
.nav-wrap .container.header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}
.nav-logo { display: flex; align-items: center; padding: 18px 0; flex: 1; min-width: 0; }
.nav-logo .logo-img { display: block; line-height: 90px; flex-shrink: 0; }
.nav-logo .logo-img img { max-height: 90px; object-fit: contain; }
.nav-logo .logo-text {
    position: relative;
    padding-left: 20px;
    padding-top: 13px;
    margin-left: 20px;
    line-height: 1;
    flex: 1;
    min-width: 0;
}
.nav-logo .logo-text::before {
    content: "";
    width: 1px;
    height: 70px;
    position: absolute;
    top: 15px;
    left: 0;
    background-color: var(--primary);
}
.nav-logo .logo-text h3 {
    color: var(--primary);
    font: 600 22px/34px "Microsoft yahei";
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 560px;
}
.nav-logo .logo-text p {
    color: #222;
    font: 400 15px/26px "Microsoft yahei";
    margin: 2px 0 0;
    max-width: 560px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
/* slogn 碎片自定义 HTML 兼容 */
.logo-text .slogn-title { color: var(--primary); font: 600 22px/34px "Microsoft yahei"; margin: 0; }
.logo-text .slogn-desc { color: #222; font: 400 15px/26px "Microsoft yahei"; margin: 2px 0 0; }
/* 碎片首行标题强制一行显示（兼容后台碎片输出的 p/div/h/span 等任意标签） */
.logo-text > :first-child {
    white-space: nowrap !important;
    max-width: none !important;
    width: auto !important;
    overflow: visible !important;
    text-overflow: clip !important;
    display: block;
}

/* 右上角：胶囊条 + 服务热线 */
.header-right { display: flex; flex-direction: column; align-items: flex-end; flex-shrink: 0; }
.x-seo {
    background-color: var(--primary);
    text-align: center;
    color: #fff;
    font-weight: 400;
    font-size: 12px;
    line-height: 30px;
    padding: 0 14px 3px;
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
    white-space: nowrap;
}
.x-seo a { color: #fff; }
.x-seo a:hover { color: rgba(255,255,255,0.7); }
.x-seo .feedback .text-danger { color: #ffd000; font-weight: 600; }
.x-header-hotline {
    display: flex;
    align-items: center;
    text-align: left;
    margin-top: 12px;
    padding-left: 46px;
    position: relative;
}
.x-header-hotline::before {
    content: "\260E";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border: 2px solid var(--primary);
    border-radius: 50%;
    color: var(--primary);
    font-size: 18px;
    line-height: 32px;
    text-align: center;
}
.x-header-hotline h3 {
    color: #666;
    font: 400 14px/20px "Microsoft yahei";
    margin: 0;
}
.x-header-hotline p {
    color: #333;
    font: 600 30px/36px Arial;
    margin: 0 0 0 8px;
}

/* 导航行 */
.nav-menubg { border-top: 1px solid #ccc; }
.nav-list { display: flex; justify-content: center; }
.nav-list > li { position: relative; flex: 1; }
.nav-list > li + li::before {
    content: "";
    position: absolute;
    z-index: 100;
    width: 1px;
    left: 0;
    height: 16px;
    top: 22px;
    background-color: #d6d6d6;
}
.nav-list > li > a {
    display: block;
    padding: 0;
    height: 60px;
    line-height: 60px;
    font-size: 17px;
    font-weight: 600;
    color: #515050;
    text-align: center;
    transition: all .2s;
}
.nav-list > li:hover > a,
.nav-list > li.active > a { background: var(--primary); color: #fff; }
.nav-arrow {
    display: inline-block;
    font-size: 10px;
    margin-left: 2px;
    color: var(--text-muted);
}
.has-sub:hover .nav-arrow { color: var(--primary); }

/* Sub dropdown — jbhjs blue bg，宽度与一级菜单项一致 */
.nav-sub-panel {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--primary);
    box-shadow: 0 10px 40px rgba(0,0,0,0.12);
    border-radius: 0;
    padding: 0;
    opacity: 0;
    visibility: hidden;
    transition: all .25s;
    z-index: 2000;
}
.has-sub:hover .nav-sub-panel {
    opacity: 1;
    visibility: visible;
    top: 100%;
}
.panel-left ul li a {
    display: block;
    padding: 10px 16px;
    font-size: 14px;
    color: #fff;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    transition: all .15s;
}
.panel-left ul li:last-child a { border-bottom: none; }
.panel-left ul li a:hover { background: var(--primary-dark); color: #fff; padding-left: 20px; }
/* jbhjs 简洁子菜单（居中文字） */
.nav-sub-panel .panel-simple { padding: 0; }
.nav-sub-panel .panel-simple li a {
    display: block;
    text-align: center;
    font-size: 14px;
    color: #fff;
    line-height: 1.8;
    padding: 0.6em 12px;
    white-space: normal;
    word-break: break-all;
}
.nav-sub-panel .panel-simple li a:hover { background: var(--primary-dark); color: #fff; }
.panel-right { display: none; }
.tel-box .tel-label { font-size: 12px; color: rgba(255,255,255,0.7); }
.tel-box .tel-num { font-size: 22px; font-weight: 700; color: #fff; }

/* Right tools */
.nav-tools { display: flex; align-items: center; gap: 16px; }
.tool-phone { text-align: right; line-height: 1.3; }
.tool-phone .phone-label { display: block; font-size: 12px; color: var(--text-muted); }
.tool-phone .phone-num { display: block; font-size: 20px; font-weight: 700; color: var(--primary); }
.tool-search { position: relative; }
.search-form { display: flex; align-items: center; gap: 4px; }
.search-form input {
    border: 1px solid transparent;
    border-radius: 18px;
    padding: 6px 12px;
    font-size: 13px;
    width: 0;
    background: transparent;
    outline: none;
    transition: all .3s;
}
.search-form input:focus { width: 140px; border-color: var(--primary); background: #fff; }
.search-form button {
    border: none;
    background: none;
    cursor: pointer;
    font-size: 16px;
    color: var(--text-muted);
}
.search-form button:hover { color: var(--primary); }

/* City switcher */
.tool-city { position: relative; cursor: pointer; }
.tool-city .city-label { font-size: 14px; color: var(--primary); }
.city-dropdown {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
    padding: 16px;
    min-width: 240px;
    display: none;
    z-index: 2000;
}
.city-dropdown a {
    display: inline-block;
    padding: 5px 12px;
    background: var(--bg-gray);
    border-radius: 14px;
    font-size: 13px;
    color: var(--text-light);
    margin: 3px;
    transition: all .15s;
}
.city-dropdown a:hover { background: var(--primary); color: #fff; }
.city-dropdown .city-more {
    display: block;
    text-align: center;
    background: none;
    color: var(--primary);
    padding-top: 10px;
    border-top: 1px solid var(--border);
    margin-top: 8px;
}

.tool-hamburger {
    font-size: 22px;
    color: #333;
    cursor: pointer;
    display: none;
    margin-left: auto;
}

/* ========== Mobile Drawer (off-canvas) ========== */
.nav-mobile-drawer {
    position: fixed;
    top: 0; right: -280px;
    width: 280px;
    height: 100vh;
    background: #fff;
    box-shadow: -4px 0 20px rgba(0,0,0,0.15);
    z-index: 3000;
    overflow-y: auto;
    transition: right .3s ease;
    padding: 20px 0;
}
.nav-mobile-drawer .drawer-close {
    text-align: right;
    padding: 0 20px 10px;
    font-size: 24px;
    color: var(--text-muted);
    cursor: pointer;
}
.nav-mobile-drawer ul li a {
    display: block;
    padding: 14px 20px;
    font-size: 15px;
    color: var(--text-dark);
    border-bottom: 1px solid var(--border);
}
.nav-mobile-drawer ul li a:hover,
.nav-mobile-drawer ul li.active a { color: var(--primary); background: var(--bg-gray); }
.nav-mobile-drawer .drawer-search { padding: 0 20px 16px; }
.nav-mobile-drawer .drawer-search input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    outline: none;
}
.nav-drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 2500;
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s;
}
body.nav-open .nav-mobile-drawer { right: 0; }
body.nav-open .nav-drawer-overlay { opacity: 1; visibility: visible; }

/* ========== Banner Carousel — jbhjs 1:1 纯图片 ========== */
.banner-wrap {
    position: relative;
    margin-top: 0;
    aspect-ratio: 2.91 / 1;
    overflow: hidden;
    background: #e8e8e8;
}
.banner-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity .8s ease;
}
.banner-slide.active { opacity: 1; }
.banner-slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
.banner-slide a { display: block; width: 100%; height: 100%; }
.banner-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0c66bf, #0158cb);
}

.banner-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 60px;
    background: rgba(0,0,0,0.5);
    border: none;
    color: #fff;
    font-size: 20px;
    border-radius: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .3s;
    z-index: 10;
}
.banner-arrow:hover { background: var(--primary); }
.banner-arrow.prev { left: 0; }
.banner-arrow.next { right: 0; }

.banner-dots {
    position: absolute;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}
.banner-dots span {
    width: 12px;
    height: 12px;
    background: #666;
    border-radius: 50%;
    cursor: pointer;
    transition: all .3s;
}
.banner-dots span.active { background: var(--primary); }

/* ========== Section Heading — jbhjs 1:1 ========== */
.home-sec-head {
    text-align: center;
    margin-bottom: 4.4vh;
}
.home-sec-head h2 {
    color: var(--primary);
    font: 600 38px/52px "Microsoft yahei";
    margin: 0;
}
.home-sec-head h2 .en {
    color: #333;
    font-weight: 400;
}
.home-sec-head p {
    color: #999;
    font: 400 16px/44px "Microsoft yahei";
    text-transform: uppercase;
    margin: 0 0 4.4vh 0;
}
/* 关于我们标题已移至 .about-head（见 About 区块） */

/* ========== Products (home) ========== */
.home-products {
    padding: 5vh 0 4vh;
    background: #fff;
    border-bottom: 1px solid #e4e4e4;
}
/* 热销产品标题：公司名黑色 · 产品名蓝色 */
.home-products .home-sec-head h2 span { color: #333; font-weight: 400; }

/* ===== 热销产品横向轮播（jbhjs 1:1） ===== */
.x-product-list {
    position: relative;
    margin-top: 5vh;
}
.prod-viewport {
    overflow: hidden;
    margin: 0 auto;
    padding: 0; /* 箭头移到外侧，不占视口内空间 */
}
.prod-track {
    display: flex;
    transition: transform .5s ease;
    padding: 0;
    margin: 0;
}
.x-product-list li {
    list-style: none;
    flex: 0 0 calc((100% - 104px) / 4); /* 一屏4个，8个13px间距 */
    margin: 0 13px;
    position: relative;
}
.x-product-list li .img {
    border: 1px solid #e8e8e8;
    overflow: hidden;
}
.x-product-list li .img img {
    width: 100%;
    max-width: 100%;
    height: auto;
    aspect-ratio: 326 / 301;
    object-fit: cover;
    display: block;
    transition: all .8s;
}
.x-product-list li h3 {
    color: #555;
    font: 400 17px/60px "Microsoft yahei";
    text-align: center;
    margin: 0;
    transition: color .3s;
}
.x-product-list li:hover .img { border: 1px solid var(--primary); }
.x-product-list li:hover .img img { transform: scale(1.05); }
.x-product-list li:hover h3 { color: var(--primary); }

/* 左右灰色箭头 */
.prod-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-70%);
    width: 50px;
    height: 65px;
    background: #424246;
    border: none;
    color: #fff;
    font-size: 22px;
    cursor: pointer;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .2s;
}
.prod-arrow:hover { background: var(--primary); }
.prod-prev { left: -75px; }
.prod-next { right: -75px; }

/* ========== Product Center — 分类胶囊tab + 4产品 ========== */
.home-pcenter { background: #fff; padding: 6vh 0 7vh; }
.pc-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 24px;
    margin-bottom: 46px;
}
.pc-tab {
    padding: 13px 52px;
    border-radius: 32px;
    background: #efefef;
    color: #666;
    font-size: 17px;
    transition: all .2s;
}
.pc-tab:hover { color: var(--primary); }
.pc-tab.active { background: var(--primary); color: #fff; }
.pc-panel { display: none; }
.pc-panel.active { display: block; }
.pc-empty { text-align: center; color: #999; font-size: 15px; padding: 30px 0; }
.pc-empty a { color: var(--primary); }
.pc-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 34px 26px;
}
.pc-card { text-align: center; }
.pc-card .pc-img {
    border: 1px solid #eee;
    overflow: hidden;
    transition: border-color .2s;
}
.pc-card .pc-img img {
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    background: #fff;
    transition: transform .4s;
}
.pc-card h3 {
    color: #555;
    font: 400 18px/50px "Microsoft yahei";
    margin: 0;
    transition: color .2s;
}
.pc-card:hover .pc-img,
.pc-card.active .pc-img { border-color: var(--primary); }
.pc-card:hover h3,
.pc-card.active h3 { color: var(--primary); }
.pc-card:hover .pc-img img { transform: scale(1.05); }
.pc-more-btn {
    display: block;
    width: 210px;
    margin: 48px auto 0;
    padding: 13px 0;
    text-align: center;
    border: 1px solid #cfcfcf;
    border-radius: 30px;
    color: #777;
    font-size: 16px;
    transition: all .2s;
}
.pc-more-btn:hover { border-color: var(--primary); color: var(--primary); }

.pro-list-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.pro-grid-item { display: block; }
.pro-grid-link {
    display: block;
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 0;
    overflow: hidden;
    transition: all .3s;
}
.pro-grid-link:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
}
.pro-grid-img {
    aspect-ratio: 4/3;
    overflow: hidden;
    background: var(--bg-gray);
}
.pro-grid-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s;
}
.pro-grid-link:hover .pro-grid-img img { transform: scale(1.06); }
.pro-grid-info { padding: 18px 16px; }
.pro-grid-info h3 {
    font-size: 17px;
    color: #555;
    font-weight: 400;
    margin-bottom: 8px;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.pro-grid-link:hover .pro-grid-info h3 { color: var(--primary); }
.pro-grid-info p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.sec-more { text-align: center; margin-top: 40px; }
.sec-more a {
    display: inline-block;
    padding: 11px 36px;
    border: 1px solid var(--primary);
    color: var(--primary);
    border-radius: var(--radius);
    font-size: 14px;
    transition: all .2s;
}
.sec-more a:hover { background: var(--primary); color: #fff; }

/* ========== About — jbhjs 1:1 全宽左图 + 右斜角灰底 ========== */
.home-about {
    background: #f5f6f8;
    overflow: hidden;
}
.about-wrap {
    display: flex;
    align-items: stretch;
    max-width: 1920px;
    margin: 0 auto;
}
.about-left-img {
    flex: 0 0 50%;
    position: relative;
    overflow: hidden;
}
.about-left-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.about-placeholder-img {
    width: 100%;
    height: 100%;
    min-height: 400px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
}
.about-right-text {
    flex: 1;
    padding: 56px 60px 50px 64px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
/* 右侧斜角多边形装饰 */
.about-right-text::after {
    content: "";
    position: absolute;
    right: -120px;
    top: 0;
    width: 320px;
    height: 100%;
    background: linear-gradient(135deg, rgba(12,102,191,0.05), rgba(12,102,191,0));
    clip-path: polygon(35% 0, 100% 0, 100% 100%, 0 100%);
    pointer-events: none;
}
.about-head { margin-bottom: 26px; }
.about-en {
    color: var(--primary);
    font: 700 32px/1.2 Arial, "Microsoft yahei";
    margin: 0;
}
.about-cn {
    color: #1a1a1a;
    font: 700 32px/1.4 "Microsoft yahei";
    margin: 4px 0 0;
}
.about-desc {
    color: #666;
    font: 400 16px/32px "Microsoft yahei";
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}
/* 4个图标入口 */
.about-icons {
    display: flex;
    gap: 56px;
    position: relative;
    z-index: 1;
}
.about-icon-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    color: #555;
    font-size: 16px;
    transition: color .2s;
}
.about-icon-item .ai-ico {
    width: 66px;
    height: 66px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: var(--primary);
    transition: all .25s;
}
.about-icon-item:hover .ai-ico {
    background: var(--primary);
    color: #fff;
    transform: translateY(-3px);
}
.about-icon-item:hover { color: var(--primary); }

/* ========== FAQ答疑 — 3列×2行问答卡 ========== */
.home-faq { padding: 6vh 0; background: #fff; }
.faq-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 36px;
}
.faq-title {
    color: #111;
    font: 700 40px/1.2 "Microsoft yahei";
    margin: 0;
}
.faq-more {
    font-size: 16px;
    color: #333;
    padding-bottom: 6px;
    transition: color .2s;
}
.faq-more:hover { color: var(--primary); }
.faq-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.faq-card {
    border: 1px solid #e8e8e8;
    border-radius: 8px;
    padding: 28px 26px 24px;
    background: #fff;
    transition: box-shadow .2s, transform .2s;
}
.faq-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    transform: translateY(-3px);
}
.faq-q, .faq-a { display: flex; gap: 14px; }
.faq-q { margin-bottom: 18px; }
.qa-badge {
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    border-radius: 4px;
    text-align: center;
    font: 700 18px/30px "Microsoft yahei";
    color: #fff;
}
.q-badge { background: var(--primary); }
.a-badge { background: #e0e0e0; color: #666; }
.faq-q-title {
    color: #222;
    font: 700 17px/1.5 "Microsoft yahei";
    margin: 2px 0 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.faq-a-text {
    color: #888;
    font-size: 14px;
    line-height: 1.8;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.faq-btn {
    display: inline-block;
    margin: 20px 0 0 44px;
    padding: 7px 26px;
    border: 1px solid #ccc;
    border-radius: 20px;
    color: #666;
    font-size: 14px;
    letter-spacing: 1px;
    transition: all .2s;
}
.faq-btn:hover {
    border-color: var(--primary);
    background: var(--primary);
    color: #fff;
}

/* ========== News (home — 图文两列 + tab) ========== */
.home-news {
    padding: 6vh 0 7vh;
    background: #f8f8f8;
}
.news-topbar {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 36px;
}
.news-bigtitle {
    color: #111;
    font: 700 40px/1.2 "Microsoft yahei";
    margin: 0;
}
.news-tabs { font-size: 17px; padding-bottom: 6px; }
.news-tab {
    color: #666;
    transition: color .2s;
}
.news-tab.active, .news-tab:hover { color: var(--primary); }
.news-tab-sep { color: #ccc; margin: 0 14px; }
.news-panel { display: none; }
.news-panel.active { display: block; }
.news-img-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 45px;
    row-gap: 38px;
}
.news-img-item {
    display: flex;
    background: transparent;
    gap: 26px;
    padding: 0;
}
.news-img-item:first-child .ni-info h3 { color: var(--primary); }
.ni-thumb {
    flex: 0 0 290px;
    width: 290px;
    height: 185px;
    background: #eee;
    overflow: hidden;
}
.ni-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.news-img-item:hover .ni-thumb img { transform: scale(1.06); }
.ni-info { flex: 1; min-width: 0; }
.ni-info h3 {
    color: #222;
    font: 700 20px/1.5 "Microsoft yahei";
    margin: 0 0 14px;
    transition: color .2s;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.news-img-item:hover .ni-info h3 { color: var(--primary); }
.ni-info p {
    color: #777;
    font-size: 15px;
    line-height: 1.9;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ========== Service / Application cards — jbhjs 1:1 ========== */
.home-service {
    background: #fff;
    padding: 6.6vh 0 8.8vh;
}
.service-cards {
    display: flex;
    flex-wrap: wrap;
    margin-left: -11px;
    margin-right: -11px;
}
.service-card {
    width: calc(25% - 22px);
    margin: 0 11px;
    transition: all .3s;
    overflow: hidden;
    border-top-left-radius: 80px;
    border-bottom-right-radius: 80px;
}
.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}
.service-link { display: block; position: relative; }
.service-card .sc-img {
    position: relative;
    width: 100%;
    aspect-ratio: 260 / 300;
    overflow: hidden;
    background: #e8e8e8;
    border-top-left-radius: 80px;
    border-bottom-right-radius: 80px;
}
.service-card .sc-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .6s;
}
.service-card:hover .sc-img img { transform: scale(1.06); }
/* 底部图标+名称条 */
.service-card .sc-bar {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 62px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: rgba(0,0,0,0.55);
    border-bottom-right-radius: 80px;
    color: #fff;
    transition: background .3s;
}
.service-card:hover .sc-bar { background: var(--primary); }
.service-card .sc-ico { display: flex; align-items: center; }
.service-card .sc-name {
    color: #fff;
    font: 600 18px/1 "Microsoft yahei";
}

/* ========== Partners — 通栏全屏背景 + 白字 + 6列logo网格 ========== */
.home-partners {
    padding: 6vh 0 8vh;
    background-color: #2a3550;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.clients-head { margin-bottom: 4vh; }
.clients-head h2 { color: #fff; font-weight: 700; font-size: 40px; }
.clients-head p { color: rgba(255,255,255,0.85); text-transform: none; margin: 6px 0 0; }
/* 通栏区块内容器放宽到1330，保证6个214.76宽logo卡一行排列(6×214.76=1288.56) */
.home-partners .container { max-width: 1330px; }
.partner-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 0 auto;
}
.partner-item {
    width: 214.76px;
    height: 145.06px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1px solid #e5e5e5;
    margin: -1px 0 0 -1px;
    padding: 14px;
    overflow: hidden;
    transition: all .2s;
}
.partner-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
    transition: all .25s;
}
.partner-item:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.18); z-index: 2; }
.partner-item:hover img { transform: scale(1.06); }

/* ========== Contact (light bg, not dark gradient) ========== */
.home-contact {
    background: var(--bg-gray);
}
.contact-bg {
    position: relative;
    background: var(--bg-gray);
}
.contact-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}
.contact-text h3 {
    font-size: 28px;
    color: var(--text-dark);
    font-weight: 700;
    margin-bottom: 14px;
}
.contact-text p {
    font-size: 15px;
    color: var(--text-light);
    margin-bottom: 20px;
}
.contact-info-row { display: flex; gap: 25px; margin-top: 16px; }
.ci-item {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--text-dark);
}
.ci-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    font-size: 16px;
    font-style: normal;
    flex-shrink: 0;
}
.ci-num {
    font-size: 30px;
    font-weight: 700;
    letter-spacing: 0.5px;
    line-height: 1;
    color: var(--primary);
}
.contact-actions { display: flex; gap: 14px; }
.contact-actions .btn-contact,
.contact-actions .btn-call {
    display: inline-block;
    padding: 13px 32px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    transition: all .2s;
}
.contact-actions .btn-contact {
    background: var(--primary);
    color: #fff;
}
.contact-actions .btn-contact:hover { background: var(--primary-dark); }
.contact-actions .btn-call {
    border: 2px solid var(--primary);
    color: var(--primary);
}
.contact-actions .btn-call:hover { background: var(--primary); color: #fff; }
/* base fallback for unscoped btn-contact/btn-call */
.btn-contact, .btn-call {
    display: inline-block;
    padding: 13px 32px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    transition: all .2s;
}

/* ========== Footer — jbhjs 1:1 左深灰 + 右蓝色表单 ========== */
.site-footer { color: #999; }
.foot-main {
    display: flex;
    align-items: stretch;
    max-width: 1920px;
    margin: 0 auto;
}
.foot-left {
    flex: 1;
    background: #222;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 56px 5% 24px;
}
.foot-left-inner {
    display: flex;
    gap: 6%;
    max-width: 1100px;
}
.fcol { flex: 1; min-width: 0; }
.fcol h4 {
    color: #fff;
    font: 600 22px/1.4 "Microsoft yahei";
    margin: 0 0 28px;
}
.fnav { padding: 0; margin: 0; }
.fnav li { list-style: none; margin-bottom: 18px; }
.fnav li a {
    color: #b0b0b0;
    font-size: 16px;
    transition: color .2s;
}
.fnav li a:hover { color: #fff; }
.fnav-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 30px;
}
.fcol-contact .fc-label { color: #999; font-size: 15px; margin: 0 0 6px; }
.fcol-contact .fc-tel {
    color: #fff;
    font: 700 38px/1.2 Arial;
    margin: 0 0 18px;
}
.fcol-contact .fc-line { color: #b0b0b0; font-size: 15px; margin: 0 0 10px; }
.foot-copyright {
    max-width: 1100px;
    margin-top: 14px;
    padding-top: 22px;
    border-top: 1px solid rgba(255,255,255,0.12);
}
.foot-copyright p { color: #888; font-size: 14px; line-height: 1.8; margin: 0; }
.foot-copyright a { color: #888; }
.foot-copyright a:hover { color: #fff; }

/* 主营区域（城市分站，白色，字号同版权行） */
.foot-region {
    max-width: 1100px;
    margin-top: 30px;
    color: #fff;
    font-size: 14px;
    line-height: 1.9;
}
.foot-region .fr-label { color: #fff; font-weight: 400; margin-right: 4px; }
.foot-region a { color: #fff; margin: 0 12px 0 0; white-space: nowrap; transition: color .2s; }
.foot-region a:hover { color: var(--primary); }

/* 右侧蓝色留言表单 */
.foot-right {
    flex: 0 0 27%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 56px 36px;
}
.fr-form { width: 100%; max-width: 360px; }
.fr-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    color: #fff;
    font: 700 26px/1.4 "Microsoft yahei";
    margin: 0 0 10px;
    white-space: nowrap;
}
.fr-title .line {
    display: inline-block;
    width: 40px;
    height: 2px;
    background: rgba(255,255,255,0.6);
}
.fr-sub {
    color: rgba(255,255,255,0.9);
    font-size: 15px;
    text-align: center;
    margin: 0 0 26px;
}
.fr-input {
    width: 100%;
    height: 52px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.45);
    border-radius: 6px;
    padding: 0 16px;
    color: #fff;
    font-size: 15px;
    margin-bottom: 18px;
    outline: none;
    transition: border-color .2s;
}
.fr-input::placeholder { color: rgba(255,255,255,0.75); }
.fr-input:focus { border-color: #fff; }
/* 验证码行 */
.fr-code-row {
    display: flex;
    gap: 10px;
    margin-bottom: 18px;
}
.fr-code-input { margin-bottom: 0; flex: 1; min-width: 0; }
.fr-code-img {
    flex: 0 0 110px;
    width: 110px;
    height: 52px;
    border: 1px solid rgba(255,255,255,0.45);
    border-radius: 6px;
    cursor: pointer;
    background: #000;
    object-fit: cover;
}

.fr-submit {
    width: 100%;
    height: 52px;
    background: #fff;
    color: var(--primary);
    border: none;
    border-radius: 6px;
    font: 700 18px/52px "Microsoft yahei";
    cursor: pointer;
    transition: background .2s;
}
.fr-submit:hover { background: #f0f0f0; }

/* ========== Back to top ========== */
.back-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 46px;
    height: 46px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(27,58,106,0.3);
    opacity: 0;
    visibility: hidden;
    transition: all .3s;
    z-index: 999;
    font-size: 18px;
    border: none;
}
.back-top.show { opacity: 1; visibility: visible; }
.back-top:hover { background: var(--accent); transform: translateY(-3px); }

/* ========== Right floating toolbar — jbhjs 1:1 ========== */
#toolbar {
    position: fixed;
    right: 17px;
    top: 50%;
    transform: translateY(-30%);
    z-index: 998;
}
#toolbar .online-one { width: 56px; }
#toolbar .online-one > li {
    position: relative;
    width: 56px;
    height: 56px;
    background: var(--primary);
    color: #fff;
    text-align: center;
    cursor: pointer;
    margin-bottom: 1px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: background .2s;
}
#toolbar .online-one > li:hover { background: var(--primary-dark); }
#toolbar .online-one .tb-icon { font-size: 20px; line-height: 22px; }
#toolbar .online-one .wz { font-size: 12px; line-height: 18px; }
#toolbar .online-one a { display: flex; flex-direction: column; align-items: center; justify-content: center; width: 100%; height: 100%; color: #fff; }
/* hover 左弹电话号码 */
#toolbar .tel-phone {
    position: absolute;
    right: 66px;
    top: 0;
    height: 56px;
    line-height: 56px;
    padding: 0 18px;
    background: var(--primary);
    color: #fff;
    font: 600 20px/56px Arial;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: all .25s;
}
#toolbar .online-one li.phone:hover .tel-phone {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}
/* hover 左弹二维码 */
#toolbar .ewm-box {
    position: absolute;
    right: 66px;
    top: 50%;
    transform: translateY(-50%) translateX(10px);
    width: 130px;
    padding: 10px;
    background: #fff;
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
    opacity: 0;
    visibility: hidden;
    transition: all .25s;
}
#toolbar .online-one li.ewm:hover .ewm-box {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) translateX(0);
}
#toolbar .ewm-box img { width: 110px; height: 110px; display: block; }
#toolbar .ewm-box .ewm-tip { font-size: 12px; color: #666; text-align: center; line-height: 24px; }

/* ========== Inner banner ========== */
.inner-banner {
    margin-top: 0;
    position: relative;
    height: 266.66px;
    overflow: hidden;
}
.inner-banner img { width: 100%; height: 100%; object-fit: cover; }
.inner-banner .overlay {
    position: absolute;
    inset: 0;
    background: rgba(33,45,84,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
}
.inner-title { color: #fff; text-align: center; }
.inner-title h1 { font-size: 32px; font-weight: 700; margin-bottom: 8px; color: #fff; }
.inner-title p { font-size: 14px; opacity: 0.9; letter-spacing: 2px; }

/* ========== Breadcrumb ========== */
.breadcrumb {
    padding: 12px 0;
    background: var(--bg-gray);
    font-size: 13px;
    color: var(--text-muted);
}
.breadcrumb a { color: var(--text-light); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { margin: 0 8px; color: #ccc; }

/* ========== Page wrap + sidebar ========== */
.page-wrap { padding: 45px 0; }
.page-wrap .container { display: flex; gap: 30px; }
.side-menu { width: 260px; flex-shrink: 0; }
.menu-card, .side-card {
    background: #fff;
    border: 1px solid var(--border);
    overflow: hidden;
    margin-bottom: 18px;
}
.menu-card { border-radius: 0; box-shadow: none; margin-bottom: 18px; }
/* 蓝色双语标题条 */
.menu-title, .side-bar-title {
    background: var(--primary);
    display: flex;
    align-items: baseline;
    gap: 10px;
    padding: 18px 20px;
}
.menu-title .mt-cn, .side-bar-title .mt-cn {
    color: #fff;
    font: 700 23px/1.2 "Microsoft yahei";
}
.menu-title .mt-en, .side-bar-title .mt-en {
    color: rgba(255,255,255,0.72);
    font: 400 17px/1.2 "Arial";
}
.menu-title .mt-en:empty { display: none; }
/* 菜单列表项：白底 + 右箭头 */
.menu-list li a {
    position: relative;
    display: block;
    padding: 15px 46px 15px 22px;
    font-size: 17px;
    font-weight: 500;
    color: #333;
    border-bottom: 1px solid #e8e8e8;
    transition: color .15s;
}
.menu-list li:last-child a { border-bottom: none; }
.menu-list li a::after {
    content: '\203A';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-52%);
    font-size: 24px;
    color: #999;
    line-height: 1;
}
.menu-list li a:hover,
.menu-list li.active a {
    color: var(--primary);
}
.menu-list li a:hover::after,
.menu-list li.active a::after { color: var(--primary); }
/* 推荐新闻 */
.side-news-list { padding: 6px 20px 10px; }
.side-news-list li { border-bottom: 1px dashed #e5e5e5; }
.side-news-list li:last-child { border-bottom: none; }
.side-news-list li a {
    position: relative;
    display: block;
    padding: 11px 0 11px 16px;
    font-size: 15px;
    color: #555;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color .15s;
}
.side-news-list li a::before {
    content: '+';
    position: absolute;
    left: 0;
    top: 11px;
    color: #777;
    font-weight: 700;
}
.side-news-list li a:hover { color: var(--primary); }
/* 热门关键词 */
.side-keywords {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding: 18px 20px 22px;
}
.side-keywords a {
    display: block;
    border: 1px dashed #cfcfcf;
    padding: 11px 6px;
    text-align: center;
    font-size: 15px;
    color: #666;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: all .15s;
}
.side-keywords a:hover {
    border-color: var(--primary);
    color: var(--primary);
}
/* 联系我们 */
.side-contact { padding: 18px 20px 22px; }
.side-contact .sc-company {
    font-size: 17px;
    font-weight: 700;
    color: #333;
    margin: 0 0 12px;
}
.side-contact .sc-row {
    font-size: 14px;
    color: #666;
    line-height: 1.9;
    margin: 0;
}
.side-contact .sc-lab { color: #333; }
.main-content {
    flex: 1;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 35px;
    min-height: 400px;
}

/* ========== Product list (legacy .pro-list/.pro-card) ========== */
.pro-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.pro-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all .3s;
}
.pro-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: transparent; }
.pro-card .img { aspect-ratio: 4/3; overflow: hidden; }
.pro-card .img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.pro-card:hover .img img { transform: scale(1.05); }
.pro-card .info { padding: 18px; text-align: center; }
.pro-card h3 { font-size: 15px; color: var(--text-dark); font-weight: 600; }
.pro-card:hover h3 { color: var(--primary); }

/* ========== Product list page ========== */
.product-list-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.product-list-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all .3s;
}
.product-list-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: transparent;
}
.product-list-item a { display: block; }
.pro-img {
    aspect-ratio: 1/1;
    overflow: hidden;
    background: var(--bg-gray);
}
.pro-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s;
}
.product-list-item:hover .pro-img img { transform: scale(1.06); }
.pro-info { padding: 18px; text-align: center; }
.pro-info h3 {
    font-size: 15px;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.product-list-item:hover .pro-info h3 { color: var(--primary); }
.pro-info p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ========== Product detail ========== */
.product-detail {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--border);
}
.pro-gallery { width: 400px; flex-shrink: 0; }
.pro-main-img {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-bottom: 12px;
    aspect-ratio: 4/3;
    background: var(--bg-gray);
}
.pro-main-img img { width: 100%; height: 100%; object-fit: cover; cursor: pointer; }
.pro-thumbs {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
}
.pro-thumbs .thumb {
    border: 2px solid transparent;
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 1;
    background: var(--bg-gray);
    transition: border-color .2s;
}
.pro-thumbs .thumb img { width: 100%; height: 100%; object-fit: cover; }
.pro-thumbs .thumb.active,
.pro-thumbs .thumb:hover { border-color: var(--primary); }

.pro-details { flex: 1; }
.pro-details h1 {
    font-size: 24px;
    color: var(--text-dark);
    font-weight: 700;
    margin-bottom: 14px;
    line-height: 1.4;
}
.pro-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    font-size: 13px;
    color: var(--text-muted);
    padding: 14px;
    background: var(--bg-gray);
    border-radius: var(--radius);
    margin-bottom: 18px;
}
.pro-meta .meta-item { display: inline-flex; align-items: center; }
.pro-meta strong { color: var(--text-light); font-weight: 500; margin-right: 4px; }
.pro-desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.9;
    margin-bottom: 28px;
}
.pro-actions { display: flex; gap: 14px; }
.pro-actions .btn-inquiry,
.pro-actions .btn-contact {
    display: inline-block;
    padding: 11px 30px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all .2s;
}
.pro-actions .btn-inquiry { background: var(--primary); color: #fff; }
.pro-actions .btn-inquiry:hover { background: var(--primary-dark); transform: translateY(-2px); }
.pro-actions .btn-contact { border: 1px solid var(--primary); color: var(--primary); }
.pro-actions .btn-contact:hover { background: var(--primary); color: #fff; }
/* base fallback */
.btn-inquiry {
    display: inline-block;
    padding: 11px 30px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    cursor: pointer;
}
.btn-inquiry:hover { background: var(--primary-dark); }

/* legacy .pro-detail (compat) */
.pro-detail { display: flex; gap: 40px; }
.pro-detail .gallery { width: 420px; flex-shrink: 0; }
.pro-detail .gallery .main-img { border-radius: var(--radius); overflow: hidden; margin-bottom: 12px; box-shadow: var(--shadow); }
.pro-detail .gallery .main-img img { width: 100%; }
.pro-detail .info { flex: 1; }
.pro-detail h1 { font-size: 24px; color: var(--text-dark); margin-bottom: 14px; font-weight: 700; }
.pro-detail .desc { font-size: 14px; color: var(--text-light); line-height: 1.9; margin-bottom: 20px; }

.pro-content { margin-top: 40px; }
.pro-content h3 {
    font-size: 18px;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary);
    display: inline-block;
}
.content-body {
    font-size: 15px;
    color: var(--text-light);
    line-height: 2;
}
.content-body img { max-width: 100%; height: auto; margin: 10px 0; }
.content-body p { margin-bottom: 14px; }

/* ========== News list page ========== */
.news-list { display: flex; flex-direction: column; }
.news-list-item {
    display: flex;
    padding: 25px 0;
    border-bottom: 1px solid var(--border);
    gap: 24px;
}
.news-list-item:last-child { border-bottom: none; }
.news-list-item .img {
    width: 220px;
    height: 150px;
    flex-shrink: 0;
    border-radius: var(--radius);
    overflow: hidden;
}
.news-list-item .img img { width: 100%; height: 100%; object-fit: cover; }
.news-list-item .news-img {
    width: 260px;
    height: 168px;
    flex-shrink: 0;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-gray);
}
.news-list-item .news-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s;
}
.news-list-item .news-img a { display: block; width: 100%; height: 100%; }
.news-list-item:hover .news-img img { transform: scale(1.05); }
.news-info { flex: 1; }
.news-info h3 a {
    font-size: 18px;
    color: var(--text-dark);
    font-weight: 600;
    line-height: 1.45;
    transition: color .15s;
}
.news-list-item:hover h3 a { color: var(--primary); }
.news-meta {
    margin: 12px 0 10px;
    font-size: 13px;
    color: var(--text-muted);
    display: flex;
    gap: 18px;
}
.news-meta i { margin-right: 4px; font-style: normal; }
.news-info p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.8;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 12px;
}
.news-more { font-size: 13px; color: var(--primary); font-weight: 500; }
.news-more:hover { text-decoration: underline; }
/* date block variant for news list page */
.news-dateblock {
    flex-shrink: 0;
    text-align: center;
    padding: 10px 16px;
    border-right: 1px solid var(--border);
    min-width: 70px;
}
.nd-y {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 4px;
}
.nd-d {
    display: block;
    font-size: 30px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}
.news-list-item .meta { font-size: 13px; color: var(--text-muted); margin-bottom: 8px; }
.news-list-item .meta span { margin-right: 14px; }
.news-list-item p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.8;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ========== Article detail (news/case/about) ========== */
.article-detail { max-width: 100%; }
.article-title {
    font-size: 26px;
    color: var(--text-dark);
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.4;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
}
.article-meta {
    font-size: 13px;
    color: var(--text-muted);
    padding: 8px 0;
    margin-bottom: 24px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.article-meta span {
    background: var(--bg-gray);
    padding: 4px 12px;
    border-radius: 14px;
}
.article-meta i { margin-right: 4px; font-style: normal; }
.article-content {
    font-size: 15px;
    color: var(--text-light);
    line-height: 2;
}
.article-content img { max-width: 100%; height: auto; margin: 15px 0; border-radius: var(--radius); }
.article-content p { margin-bottom: 14px; }
.article-content h2, .article-content h3 { color: var(--text-dark); margin: 24px 0 12px; font-weight: 600; }
.article-content ul, .article-content ol { padding-left: 22px; margin-bottom: 14px; }
.article-content ul li { list-style: disc; margin-bottom: 6px; }
.article-content ol li { list-style: decimal; margin-bottom: 6px; }
.article-nav {
    margin-top: 36px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.article-nav a,
.article-nav .nav-item {
    font-size: 13px;
    color: var(--text-light);
    padding: 10px 14px;
    background: var(--bg-gray);
    border-radius: var(--radius);
    transition: all .15s;
}
.article-nav a:hover,
.article-nav .nav-item:hover { background: #e8edf5; color: var(--primary); }

/* ========== Pagination ========== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 35px;
    flex-wrap: wrap;
}
.pagination a, .pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    color: var(--text-light);
    transition: all .15s;
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .current { background: var(--primary); color: #fff; border-color: var(--primary); }
.pagin-left, .pagin-right { color: var(--text-muted); }
.pagin-mid, .pc-pagin-mid { display: inline-flex; align-items: center; gap: 6px; }
.mob-pagin-mid { display: none; }
.pagin-select {
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 13px;
    color: var(--text-light);
    background: #fff;
    outline: none;
}

/* ========== City region list ========== */
.region-group { margin-bottom: 28px; }
.region-group h3 {
    font-size: 16px;
    color: var(--primary);
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--primary);
    display: inline-block;
}
.region-group .cities { display: flex; flex-wrap: wrap; gap: 10px; }
.region-group .cities a {
    padding: 6px 16px;
    background: var(--bg-gray);
    border-radius: var(--radius);
    font-size: 13px;
    color: var(--text-light);
    transition: all .15s;
}
.region-group .cities a:hover { background: var(--primary); color: #fff; }

/* ========== Contact page ========== */
.contact-section-inner { margin-top: 10px; }
.contact-section-inner .contact-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}
.contact-left-panel h3 {
    font-size: 26px;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 14px;
}
.contact-left-panel > p {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 28px;
    line-height: 1.8;
}
.contact-info-list .ci-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px dashed var(--border);
}
.contact-info-list .ci-item:last-child { border-bottom: none; }
.contact-info-list .ci-icon {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}
.contact-info-list .ci-text span { display: block; font-size: 12px; color: var(--text-muted); }
.contact-info-list .ci-text strong {
    display: block;
    font-size: 18px;
    color: var(--text-dark);
    margin-top: 2px;
    font-weight: 600;
}
.contact-right-panel {
    background: var(--primary);
    border-radius: var(--radius);
    padding: 36px;
    color: #fff;
}
.contact-right-panel h4 { font-size: 20px; margin-bottom: 20px; font-weight: 600; color: #fff; }
.contact-right-panel input,
.contact-right-panel textarea,
.contact-right-panel select {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius);
    color: #fff;
    font-size: 14px;
    outline: none;
    margin-bottom: 12px;
    transition: background .2s;
}
.contact-right-panel input::placeholder,
.contact-right-panel textarea::placeholder { color: rgba(255,255,255,0.6); }
.contact-right-panel input:focus,
.contact-right-panel textarea:focus { background: rgba(255,255,255,0.2); }
.contact-right-panel textarea { resize: vertical; min-height: 100px; }
.contact-right-panel button {
    width: 100%;
    padding: 13px;
    background: var(--accent);
    border: none;
    border-radius: var(--radius);
    color: #fff;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: background .2s;
}
.contact-right-panel button:hover { background: #b58f38; }

/* ========== Message form compat ========== */
.w-message-form .form-text,
.w-message-form .form-textarea,
.w-message-form .form-select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    outline: none;
    transition: border-color .2s;
    background: #fff;
    color: var(--text-dark);
}
.w-message-form .form-text:focus,
.w-message-form .form-textarea:focus,
.w-message-form .form-select:focus { border-color: var(--primary); }
.w-message-form .form-textarea { resize: vertical; min-height: 100px; }
.w-message-form .form-btn {
    padding: 11px 32px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    cursor: pointer;
}
.w-message-form .form-btn:hover { background: var(--primary-dark); }

/* ========== Responsive — 1360px：屏窄时热销箭头回到内侧、客户logo等比流式 ========== */
@media (max-width: 1360px) {
    .prod-viewport { padding: 0 50px; }
    .prod-prev { left: 0; }
    .prod-next { right: 0; }
    .home-partners .container { max-width: 1200px; }
    .partner-item { width: 16.66%; height: auto; aspect-ratio: 214.76 / 145.06; }
}

/* ========== Responsive — 1024px ========== */
@media (max-width: 1024px) {
    .nav-list > li > a { font-size: 15px; }
    .nav-logo .logo-text { display: none; }
    .x-seo { display: none; }
    .banner-text h2 { font-size: 36px; }
    .pro-list-grid { grid-template-columns: repeat(3, 1fr); }
    /* 热销轮播一屏3个：6个间距26px */
    .x-product-list li { flex-basis: calc((100% - 78px) / 3); }
    /* 产品中心 */
    .pc-grid { grid-template-columns: 1fr 1fr; gap: 26px 20px; }
    .pc-tabs { gap: 16px; }
    .pc-tab { padding: 11px 34px; font-size: 16px; }
    .news-img-grid { grid-template-columns: 1fr; gap: 22px; }
    .faq-grid { grid-template-columns: 1fr 1fr; gap: 22px; }
    .service-card { width: calc(50% - 22px); margin-bottom: 22px; }
    .partner-item { width: 33.33%; height: auto; aspect-ratio: 214.76 / 145.06; }
    .about-wrap { flex-direction: column; }
    .about-left-img { flex: none; width: 100%; aspect-ratio: 16/9; }
    .about-right-text { padding: 40px 30px; }
    .about-icons { gap: 30px; flex-wrap: wrap; }
    .pro-detail { flex-direction: column; }
    .pro-detail .gallery { width: 100%; max-width: 480px; }
    /* 页脚：左右堆叠 */
    .foot-main { flex-direction: column; }
    .foot-left { padding: 44px 5% 26px; }
    .foot-right { flex: none; padding: 40px 36px; }
    .fr-form { max-width: 520px; }
    .product-list-grid { grid-template-columns: repeat(3, 1fr); }
    .product-detail { flex-direction: column; }
    .pro-gallery { width: 100%; max-width: 480px; }
    .contact-section-inner .contact-wrap { grid-template-columns: 1fr; }
    .news-list-item { flex-direction: column; }
    .news-list-item .img { width: 100%; height: auto; aspect-ratio: 16/9; }
    .news-list-item .news-img { width: 100%; height: auto; aspect-ratio: 16/9; }
}

/* ========== Responsive — 768px ========== */
@media (max-width: 768px) {
    .nav-menubg { display: none; }
    .header-right { display: none; }
    /* 头部：logo 可收缩不溢出，汉堡按钮固定在右 */
    .nav-wrap { border-top-width: 3px; }
    .nav-wrap .container.header-row { height: 60px; min-height: 0; gap: 10px; flex-wrap: nowrap; }
    .nav-logo { padding: 8px 0; flex: 1 1 auto; min-width: 0; }
    .nav-logo .logo-img { flex: 0 1 auto; min-width: 0; line-height: 0; }
    .nav-logo .logo-img img { max-height: 44px; max-width: 100%; width: auto; }
    .nav-logo .logo-text { display: none; }
    .tool-hamburger { display: block; flex: 0 0 auto; font-size: 26px; line-height: 1; color: var(--primary); padding: 8px; margin-left: 0; }
    /* 右侧固定工具栏手机端隐藏（避免遮挡正文/页脚） */
    #toolbar { display: none; }
    /* 手机端抽屉菜单底部城市分站不展示 */
    .drawer-cities { display: none; }
    .top-bar { display: none; }
    .banner-wrap { aspect-ratio: 1.6 / 1; margin-top: 0; }
    .banner-arrow { width: 32px; height: 48px; font-size: 14px; }
    .home-products, .home-pcenter, .home-about, .home-news, .home-service, .home-faq, .home-partners { padding: 40px 0; }
    .home-sec-head { margin-bottom: 30px; }
    .home-sec-head h2 { font-size: 24px; }
    .pro-list-grid { grid-template-columns: repeat(2, 1fr); gap: 15px; }
    /* 热销产品轮播移动端：一屏2个 */
    .prod-viewport { padding: 0 40px; }
    .x-product-list li { flex-basis: calc((100% - 52px) / 2); }
    .x-product-list li h3 { font-size: 14px; line-height: 44px; }
    .prod-arrow { width: 34px; height: 50px; font-size: 16px; }
    /* FAQ / 新闻 */
    .faq-title, .news-bigtitle { font-size: 28px; }
    .faq-grid { grid-template-columns: 1fr; gap: 18px; }
    .news-img-item { flex-direction: column; gap: 14px; }
    .ni-thumb { flex: none; width: 100%; height: auto; aspect-ratio: 16/9; }
    .service-card { width: calc(50% - 22px); }
    .partner-item { width: 33.33%; height: auto; aspect-ratio: 214.76 / 145.06; }
    .about-left-img { aspect-ratio: 16/10; }
    .about-right-text { padding: 32px 20px; align-items: center; text-align: center; }
    .about-icons { justify-content: center; gap: 24px; }
    .about-icon-item { font-size: 14px; }
    .about-icon-item .ai-ico { width: 56px; height: 56px; font-size: 26px; }
    .about-en, .about-cn { font-size: 26px; }
    .contact-inner { flex-direction: column; text-align: center; }
    .contact-info-row { justify-content: center; }
    .contact-actions { justify-content: center; }
    /* 手机端内页左侧栏目整列隐藏，右侧内容占满全宽 */
    .page-wrap .container { gap: 0; }
    .side-menu { display: none; }
    .main-content { width: 100%; }
    .pro-list { grid-template-columns: repeat(2, 1fr); }
    .product-list-grid { grid-template-columns: repeat(2, 1fr); }
    /* 页脚：手机版只保留"联系我们"信息，隐藏底部导航、产品中心两个链接列及右侧留言表单 */
    .foot-right { display: none; }
    .foot-left-inner { flex-direction: column; gap: 8px; }
    .foot-left-inner .fcol:nth-child(1),
    .foot-left-inner .fcol:nth-child(2) { display: none; }
    .fcol { padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,0.1); }
    .fcol:last-child { border-bottom: none; }
    .fcol h4 { margin-bottom: 14px; }
    .fnav li { margin-bottom: 10px; }
    .fnav-2col { gap: 0 20px; }
    .fcol-contact .fc-tel { font-size: 30px; }
    .foot-copyright { margin-top: 12px; }
    .foot-region { margin-top: 18px; font-size: 13px; }
    .inner-banner { height: 160px; }
    .inner-title h1 { font-size: 24px; }
    .article-title { font-size: 22px; }
}

/* ========== Responsive — 480px ========== */
@media (max-width: 480px) {
    .nav-mobile-drawer { width: 100%; }
    .pro-list-grid { grid-template-columns: repeat(2, 1fr); }
    .pro-list { grid-template-columns: 1fr; }
    .product-list-grid { grid-template-columns: 1fr; }
    .partner-item { width: 50%; height: auto; aspect-ratio: 214.76 / 145.06; }
    .service-card { width: calc(50% - 14px); margin: 0 7px 14px; }
    .service-cards { margin-left: -7px; margin-right: -7px; }
    .banner-wrap { aspect-ratio: 1.5 / 1; }
    #toolbar { display: none; }
    .fnav-2col { grid-template-columns: 1fr; }
    .fnav li { text-align: left; }
    .fr-title { font-size: 22px; }
    .fr-title .line { width: 26px; }
    .faq-title, .news-bigtitle { font-size: 24px; }
    .faq-head, .news-topbar { flex-direction: column; align-items: flex-start; gap: 10px; }
    /* 产品中心手机端 */
    .pc-tabs { gap: 10px; margin-bottom: 28px; }
    .pc-tab { padding: 9px 22px; font-size: 14px; }
    .pc-grid { grid-template-columns: 1fr 1fr; gap: 20px 12px; }
    .pc-card h3 { font-size: 14px; line-height: 40px; }
    .home-sec-head h2 { font-size: 22px; }
    .about-en, .about-cn { font-size: 22px; }
    .about-icons { gap: 16px; }
    .about-icon-item .ai-ico { width: 50px; height: 50px; font-size: 22px; }
    .article-title { font-size: 20px; }
    .article-meta { gap: 8px; }
    .article-meta span { padding: 3px 8px; font-size: 12px; }
    .main-content { padding: 20px; }
    .contact-actions { flex-direction: column; gap: 10px; }
    .pagin-mid, .pc-pagin-mid { display: none; }
    .mob-pagin-mid { display: inline-flex; }
}