/*
Theme Name: 4simple
Theme URI: https://4simple.com.cn
Description: 4simple 企业官网主题（首页 / 产品 / 案例 / 资料下载）
Author: 4simple
Version: 1.0
Text Domain: 4simple
*/

:root{
  --red:#EE1D23; --red-50:#FEF2F2; --blue:#0F4C81; --navy:#12263F;
  --ink:#1A1A1A; --ink2:#333; --gray:#666; --gray2:#8C8C8C;
  --line:#ECECEC; --line2:#F2F2F2; --bg:#F7F8FA;
}
*{box-sizing:border-box}
body{margin:0;background:#fff;color:var(--ink);
  font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.7;font-size:15px}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%;height:auto}
.wrap{width:1320px;max-width:calc(100% - 60px);margin:0 auto}
.screen-reader-text{position:absolute;left:-9999px}

/* ---------- topbar ---------- */
.topbar{background:#F4F5F7;border-bottom:1px solid #E8E8E8;font-size:12px;color:#666}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:34px}
.topbar b{color:var(--ink)}

/* ---------- nav ---------- */
.site-head{background:#fff;border-bottom:1px solid #EAEAEA}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;height:92px}
.logo img{height:36px;width:auto}
.logo-text{font-size:26px;font-weight:800;letter-spacing:.3px}
.logo-text b{color:var(--red)}
.menu{display:flex;gap:34px;list-style:none;margin:0;padding:0}
.menu li{position:relative}
.menu a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:15.5px;font-weight:600;padding:6px 0;position:relative}
.menu a i{font-style:normal;font-size:10px;color:#AAA;letter-spacing:.5px;font-weight:400}
.menu li.current-menu-item > a,.menu a:hover{color:var(--red)}
.menu li.current-menu-item > a:after{content:"";position:absolute;left:0;right:0;bottom:-18px;height:3px;background:var(--red)}
.nav-right{display:flex;align-items:center;gap:12px}
.btn-red{display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 22px;border-radius:4px;background:var(--red);color:#fff;font-size:15px;font-weight:700;border:0;cursor:pointer}
.btn-red:hover{background:#D4141A;color:#fff}
.btn-line{display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 18px;border-radius:4px;border:1px solid #DDD;color:#333;font-size:14px;background:#fff}
.btn-line:hover{border-color:var(--red);color:var(--red)}

/* ---------- hero ---------- */
.hero{background:var(--bg);border-bottom:1px solid var(--line);overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:640px 620px;gap:60px;align-items:center;padding:46px 0 26px}
.hero .eyebrow{display:flex;align-items:center;gap:9px;font-size:12px;color:var(--gray2);letter-spacing:1.6px}
.hero .eyebrow i{display:block;width:3px;height:14px;background:var(--red);border-radius:2px}
.hero h1{margin:14px 0 0;font-size:46px;line-height:1.28;letter-spacing:.5px}
.hero p{margin:16px 0 0;font-size:16px;color:#555;max-width:580px}
.hero .btns{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.hero-img{background:#fff;border:1px solid var(--line);border-radius:6px;height:430px;display:flex;align-items:center;justify-content:center}
.hero-img img{max-height:400px;width:auto;object-fit:contain}
.dots{display:flex;gap:8px;justify-content:center;padding:10px 0 22px}
.dots button{width:26px;height:3px;border:0;padding:0;background:#DCDCDC;border-radius:2px;cursor:pointer}
.dots button.on{background:var(--red)}

/* ---------- welcome ---------- */
.welcome{padding:54px 0 58px}
.welcome .grid{display:grid;grid-template-columns:860px 400px;gap:60px}
.rich h2,.sec-title{font-size:30px;font-weight:700;margin:0 0 6px;letter-spacing:.5px}
.rich h2 em,.sec-title em{font-style:normal;color:var(--red)}
.rich h3{font-size:20px;margin:28px 0 8px;color:var(--blue)}
.rich p{margin:0 0 12px;color:#4D4D4D}
.rich ul{list-style:none;margin:14px 0;padding:0}
.rich ul li{margin:8px 0;background:#F8F9FB;padding:10px 12px 10px 30px;position:relative;border-left:3px solid #E4E8EE;font-size:14.5px}
.rich ul li:before{content:"";position:absolute;left:13px;top:18px;width:6px;height:6px;border-radius:50%;background:var(--red)}
.rich strong{color:var(--ink)}

.side{display:flex;flex-direction:column;gap:18px}
.card{border:1px solid #EBEBEB;border-radius:8px;overflow:hidden;background:#fff}
.card .ch{background:var(--blue);color:#fff;font-size:14px;font-weight:700;padding:11px 16px;letter-spacing:.5px}
.card .ch.red{background:var(--red)}
.card .cb{padding:12px 16px}
.card ul{list-style:none;margin:0;padding:0}
.card ul li{padding:8px 0;border-bottom:1px dashed #EEE;font-size:13.5px}
.card ul li:last-child{border:0}
.card ul li:before{content:"›";color:var(--red);margin-right:8px;font-weight:700}
.card .txt{font-size:12.8px;color:#666;line-height:1.8}
.mini{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.mini .mt{font-size:11px;color:#777;text-align:center;margin-top:5px;line-height:1.4}
.mini img{border:1px solid #EFEFEF;border-radius:4px}

/* ---------- sections ---------- */
.sec{padding:54px 0;border-top:1px solid #F0F0F0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:24px;gap:20px}
.sec-head .h2{font-size:30px;font-weight:700;margin:0}
.sec-head .h2 .en{font-size:12px;color:#AAA;letter-spacing:2px;margin-left:10px;font-weight:400}
.sec-head .more{font-size:13px;color:#999;white-space:nowrap}

.cards5{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.pcard{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff;transition:.15s}
.pcard:hover{transform:translateY(-2px);border-color:#F7B0B2}
.pcard .pic{height:180px;background:#FAFAFA;display:flex;align-items:center;justify-content:center;padding:12px}
.pcard .pic img{max-height:150px;width:auto;object-fit:contain}
.pcard .bd{padding:14px 14px 16px;border-top:1px solid var(--line2)}
.pcard .t{font-size:15px;font-weight:700}
.pcard .e{font-size:11px;color:#AAA;letter-spacing:1px;margin-top:3px}
.pcard .n{font-size:12px;color:#999;margin-top:8px}

.apps{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.app{border:1px solid var(--line);border-radius:8px;padding:16px 12px;text-align:center}
.app .ic{width:34px;height:34px;margin:0 auto 8px;border-radius:50%;background:var(--red-50);color:var(--red);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.app .t{font-size:13.5px;font-weight:700}
.app .e{font-size:10px;color:#AAA;margin-top:2px}

.cases{display:flex;flex-direction:column}
.case{display:grid;grid-template-columns:500px 1fr;gap:40px;padding:28px 0;border-bottom:1px solid var(--line2);align-items:start}
.case:last-child{border-bottom:0}
.case .ph{height:300px;border:1px solid var(--line);border-radius:6px;background:#FAFAFA;display:flex;align-items:center;justify-content:center;overflow:hidden}
.case .ph img{width:100%;height:100%;object-fit:cover}
.case .tag{display:inline-block;font-size:11.5px;color:var(--red);border:1px solid #FBD5D6;background:var(--red-50);padding:2px 8px;border-radius:3px;margin-bottom:10px}
.case .t{font-size:19px;font-weight:700;margin:0;line-height:1.5}
.case .t em{color:var(--red);font-style:normal}
.case p{font-size:14px;color:#555;margin:10px 0 0;line-height:1.9}

.marquee{overflow:hidden;position:relative;padding:6px 0}
.marquee:before,.marquee:after{content:"";position:absolute;top:0;bottom:0;width:90px;z-index:2;pointer-events:none}
.marquee:before{left:0;background:linear-gradient(90deg,#fff,rgba(255,255,255,0))}
.marquee:after{right:0;background:linear-gradient(270deg,#fff,rgba(255,255,255,0))}
.mtrack{display:flex;gap:16px;width:max-content;animation:mscroll 40s linear infinite}
.mtrack img{height:60px;width:auto;border:1px solid #EFEFEF;border-radius:6px;background:#fff;padding:5px 12px}
@keyframes mscroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.marquee-note{font-size:12.5px;color:#999;margin-top:12px}

.cta{background:var(--red);color:#fff;text-align:center;padding:50px 0}
.cta h2{margin:0;font-size:30px}
.cta p{margin:10px 0 0;font-size:14.5px;opacity:.9}
.cta .btn{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 30px;border-radius:4px;background:#fff;color:var(--red);font-weight:700;margin-top:22px}

/* ---------- footer ---------- */
.foot{background:var(--navy);color:#C9D3DF;font-size:13px}
.foot .top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding:42px 0 32px}
.foot .fl img{height:30px;width:auto}
.foot .fl .logo-text{color:#fff}
.foot .fl .logo-text b{color:var(--red)}
.foot .fd{font-size:12.5px;color:#8FA3B8;margin-top:12px;line-height:1.9}
.foot h4{font-size:14px;color:#fff;margin:0 0 12px}
.foot ul{list-style:none;margin:0;padding:0}
.foot ul li{margin:7px 0}
.foot .bottom{border-top:1px solid #22384F;padding:16px 0;display:flex;justify-content:space-between;color:#7E93A9;font-size:12px}

@media (max-width:1100px){
  .hero .wrap{grid-template-columns:1fr;gap:34px;padding:34px 0}
  .hero h1{font-size:34px}
  .welcome .grid{grid-template-columns:1fr}
  .cards5{grid-template-columns:repeat(2,1fr)}
  .apps{grid-template-columns:repeat(3,1fr)}
  .case{grid-template-columns:1fr;gap:18px}
  .case .ph{height:220px}
  .foot .top{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .wrap{max-width:calc(100% - 36px)}
  .menu{display:none}
  .nav-right .btn-line{display:none}
  .hero h1{font-size:28px}
  .cards5{grid-template-columns:1fr}
  .apps{grid-template-columns:repeat(2,1fr)}
}


/* ================= 内页通用 ================= */
.crumb{font-size:13px;color:#999;padding:22px 0 0}
.crumb i{font-style:normal;margin:0 9px;color:#CFCFCF}
.crumb a:hover{color:var(--red)}
.page-body{padding:30px 0 60px}
.page-body .rich{max-width:1000px}

/* ================= 产品详情 ================= */
.product-top{display:grid;grid-template-columns:600px 660px;gap:60px;padding:26px 0 50px}
.gallery{border:1px solid var(--line);height:460px;display:flex;align-items:center;justify-content:center;padding:12px;background:#fff}
.gallery img{max-height:430px;width:auto;object-fit:contain}
.thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.thumbs img{width:96px;height:96px;object-fit:contain;border:1px solid var(--line);padding:4px;background:#fff}
.thumbs img.on{border:2px solid var(--red)}
.p-eyebrow{font-size:12px;color:var(--gray2);letter-spacing:1.6px;display:flex;align-items:center;gap:8px}
.p-eyebrow i{width:3px;height:14px;background:var(--red);border-radius:2px;display:block}
.p-title{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-top:10px}
.p-title h1{margin:0;font-size:36px;line-height:1.3}
.p-code{font-size:12px;color:var(--gray2);border:1px solid var(--line);border-radius:3px;padding:5px 11px;white-space:nowrap}
.p-code b{color:var(--ink)}
.qual{margin-top:16px;font-size:14px;color:var(--gray)}
.qual b{color:var(--ink)}
.p-hr{height:1px;background:#F0F0F0;margin:18px 0}
.spec-table{width:100%;border-collapse:collapse;font-size:13.5px}
.spec-table tr{border-bottom:1px solid var(--line2)}
.spec-table tr:nth-child(odd){background:#FCFCFC}
.spec-table td{padding:9px 12px}
.spec-table td.k{width:132px;color:#777}
.pricebar{margin-top:18px;border-left:3px solid var(--red);background:var(--red-50);padding:10px 14px;font-size:14px;color:var(--ink2)}
.pricebar b{color:var(--red)}
.p-btn{margin-top:16px;height:52px;border-radius:4px;background:var(--red);color:#fff;font-size:17px;font-weight:700;letter-spacing:1px;display:flex;align-items:center;justify-content:center}
.p-btn:hover{background:#D4141A;color:#fff}
.p-links{margin-top:12px;display:flex;justify-content:center;gap:22px;font-size:13.5px;color:var(--gray)}
.p-links a:hover{color:var(--red)}
.p-links .ic{color:#8C8C8C;margin-right:4px}
.p-contact{margin-top:18px;display:flex;align-items:center;justify-content:space-between}
.p-tel .lb{font-size:12px;color:var(--gray2)}
.p-tel .no{font-size:21px;font-weight:700;margin-top:2px;letter-spacing:.8px}
.p-tel .hrs{font-size:12px;color:var(--gray2);margin-top:3px}
.p-qr{width:88px;height:88px;border:1px solid #EDEDED;border-radius:4px;background:#FAFAFA;display:flex;align-items:center;justify-content:center;text-align:center;font-size:10.5px;color:#9A9A9A;line-height:1.5}
.p-trust{margin-top:16px;padding:12px 0;border-top:1px solid #F0F0F0;border-bottom:1px solid #F0F0F0;display:flex;justify-content:space-between;font-size:12.5px;color:#4D4D4D;flex-wrap:wrap;gap:6px}
.p-trust b{color:var(--red);margin-right:4px}

/* 详情模块 */
.detail{padding:0 0 50px}
.detail-head{display:flex;align-items:center;gap:10px;margin-bottom:22px}
.detail-head i{width:4px;height:22px;background:var(--red);border-radius:2px;display:block}
.detail-head h2{margin:0;font-size:24px}
.detail-head span{font-size:11px;color:#C4C4C4;letter-spacing:3px;margin-left:4px}
.mod{margin:0 0 36px}
.mod-title{font-size:22px;margin:0 0 14px;padding-left:12px;position:relative}
.mod-title:before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;background:var(--red);border-radius:2px}
.mod-rt{font-size:15px;color:var(--ink2);max-width:1100px}
.mod-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.mod-card{border:1px solid var(--line);border-radius:8px;padding:14px 16px}
.mc-t{font-weight:700;font-size:15px}
.mc-d{font-size:13.5px;color:var(--gray);margin-top:6px;line-height:1.75}
.mod-figure{border:1px solid var(--line);border-radius:8px;padding:10px;margin-bottom:14px}
.mod-figure img{width:100%;height:auto;border-radius:4px;max-height:680px;object-fit:contain}
.mod-parts{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.mod-part{border:1px solid var(--line);border-radius:8px;padding:12px 14px}
.mp-n{font-weight:700;font-size:14.5px}
.mp-m{font-size:12px;color:var(--red);margin-top:3px}
.mp-d{font-size:13px;color:var(--gray);margin-top:6px}
.mod-logo-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.mod-logo{height:64px;border:1px dashed #DDD;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:12px;color:#AAA;background:#FAFAFA}
.mod-note{font-size:12px;color:#AAA;margin-top:10px}
.mod-dl-list{display:flex;flex-direction:column;gap:10px}
.mod-dl-list .dl-item{display:flex;justify-content:space-between;border:1px solid var(--line);border-radius:8px;padding:14px 16px;font-size:14px}
.mod-dl-list .dl-item:hover{border-color:var(--red)}
.mod-dl-list .dl-item b{color:var(--red)}

/* ================= 列表页 ================= */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.gcard{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff;display:flex;flex-direction:column}
.gcard .pic{height:220px;background:#FAFAFA;display:flex;align-items:center;justify-content:center;padding:14px}
.gcard .pic img{max-height:190px;width:auto;object-fit:contain}
.gcard .bd{padding:16px 18px 18px}
.gcard .t{font-size:16px;font-weight:700}
.gcard .d{font-size:13px;color:var(--gray);margin-top:8px;line-height:1.7}
.gcard .m{font-size:12px;color:#999;margin-top:10px}

/* 资料下载 */
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.dl-card{border:1px solid var(--line);border-radius:8px;padding:20px;display:flex;flex-direction:column;gap:10px;background:#fff}
.dl-card .cover{border:1px solid #EFEFEF;border-radius:4px;overflow:hidden}
.dl-card .t{font-size:16px;font-weight:700}
.dl-card .d{font-size:12.5px;color:#888}
.dl-card .dl{margin-top:auto;display:inline-flex;height:38px;align-items:center;justify-content:center;border:1px solid var(--red);color:var(--red);border-radius:4px;font-weight:700;font-size:13.5px}
.dl-card .dl:hover{background:var(--red);color:#fff}

@media (max-width:1100px){
  .product-top{grid-template-columns:1fr;gap:30px}
  .grid3,.dl-grid{grid-template-columns:repeat(2,1fr)}
  .mod-cards,.mod-parts{grid-template-columns:1fr}
  .mod-logo-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:640px){
  .grid3,.dl-grid{grid-template-columns:1fr}
  .p-title h1{font-size:26px}
}

/* ---------- 全宽 Banner 模式 ---------- */
.hero-img{overflow:hidden}
.hero-img img{max-width:100%;max-height:400px;width:auto;height:auto;object-fit:contain}
.hero-banner .wrap{display:block;padding:0}
.hero-banner .wrap .hero-banner-img{display:block;line-height:0}
.hero-banner .wrap img{width:100%;height:auto;display:block}
@media (max-width:1100px){
  .hero-banner .wrap{padding:0}
}

/* ================= 头部 v3（三段式） ================= */
.topbar{background:#EE1D23;color:#fff;border-bottom:0;font-size:12px}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:40px;padding:0 16px}
.topbar .brand b{font-weight:700}
.topbar .right{display:flex;align-items:center;gap:14px;white-space:nowrap}
.topbar .tel{font-weight:700;letter-spacing:.2px}
.topbar .mail{opacity:.92}
@media (max-width:900px){.topbar .mail{display:none}}

.site-head{display:block;border-bottom:0;background:#fff}
.site-head .header-main{border-bottom:1px solid #EFEFEF}
.site-head .header-main .wrap{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;height:96px}
.site-head .logo{justify-self:start;margin:0}
.site-head .logo img{height:40px;width:auto}
.site-head .search-lg{justify-self:center;display:flex;width:620px;max-width:100%}
.site-head .search-lg input{flex:1;height:46px;border:2px solid #EE1D23;border-right:0;border-radius:23px 0 0 23px;padding:0 20px;font-size:14px;outline:0;color:#333;background:#fff}
.site-head .search-lg input::placeholder{color:#AAA}
.site-head .search-lg button{width:104px;border:0;background:#EE1D23;color:#fff;border-radius:0 23px 23px 0;font-size:14.5px;font-weight:700;cursor:pointer}
.site-head .actions{justify-self:end;display:flex;align-items:center;gap:10px}
.site-head .btn-out{display:inline-flex;align-items:center;gap:5px;height:40px;padding:0 14px;border:1px solid #DDD;border-radius:4px;font-size:13.5px;color:#333;background:#fff;white-space:nowrap}
.site-head .btn-out i{font-style:normal;font-size:10px;color:#AAA}
.site-head .btn-out:hover{border-color:#EE1D23;color:#EE1D23}
.site-head .btn-red{height:40px;padding:0 20px;font-size:14.5px}

.site-head .nav{border-bottom:1px solid #EAEAEA}
.site-head .nav .wrap{display:flex;justify-content:center;align-items:center;height:62px}
.site-head .menu{display:flex;gap:44px;list-style:none;margin:0;padding:0;position:relative}
.site-head .menu > li{position:relative}
.site-head .menu > li > a{display:flex;flex-direction:column;align-items:center;gap:0;font-size:17px;font-weight:600;padding:8px 0;position:relative}
.site-head .menu > li > a i{font-style:normal;font-size:10.5px;color:#AAA;letter-spacing:.5px;font-weight:400}
.site-head .menu > li.current-menu-item > a,
.site-head .menu > li.current-menu-ancestor > a,
.site-head .menu > li > a:hover{color:#EE1D23}
.site-head .menu > li.current-menu-item > a:after,
.site-head .menu > li.current-menu-ancestor > a:after{content:"";position:absolute;left:0;right:0;bottom:-14px;height:3px;background:#EE1D23}
.site-head .menu > li.menu-item-has-children > a .arrow{font-size:9px;color:#BBB;margin-left:3px}

/* 二级下拉 */
.site-head .menu .sub-menu{display:none;position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%);background:#fff;border:1px solid #ECECEC;border-radius:8px;box-shadow:0 12px 32px rgba(0,0,0,.10);padding:12px 8px;min-width:280px;list-style:none;margin:0;z-index:30}
.site-head .menu .sub-menu:before{content:"";position:absolute;top:-7px;left:50%;margin-left:-6px;width:12px;height:12px;background:#fff;border-left:1px solid #ECECEC;border-top:1px solid #ECECEC;transform:rotate(45deg)}
.site-head .menu li:hover > .sub-menu{display:block}
.site-head .menu .sub-menu li{position:relative}
.site-head .menu .sub-menu a{display:block;padding:8px 14px;border-radius:4px;font-size:14px;color:#333;white-space:nowrap}
.site-head .menu .sub-menu a span{display:inline}
.site-head .menu .sub-menu a i{display:block;font-size:10.5px;color:#AAA;letter-spacing:.4px;margin-top:1px;padding-left:0;font-weight:400}
.site-head .menu .sub-menu a:hover{background:#FEF2F2;color:#EE1D23}

/* ================= 方案页 / 证书 / 代理商 / 展会 / 搜索 ================= */
.sol-hero{display:grid;grid-template-columns:1fr 520px;gap:50px;align-items:center;padding:36px 0 40px}
.sol-hero h1{font-size:36px;margin:0 0 12px}
.sol-hero .lead{font-size:15px;color:#555;margin:0}
.sol-hero img{width:100%;border-radius:8px;border:1px solid #ECECEC}
.pain-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.pain-list li{background:#F8F9FB;border-left:3px solid #EE1D23;padding:12px 16px;font-size:14.5px}
.sec-sub{font-size:13px;color:#AAA;margin-left:10px;letter-spacing:1.5px;font-weight:400}

.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cert{border:1px solid #ECECEC;border-radius:8px;padding:12px;background:#fff}
.cert img{width:100%;height:210px;object-fit:contain;background:#FAFAFA;border-radius:4px}
.cert .t{font-size:14.5px;font-weight:700;margin-top:10px}
.cert .m{font-size:12px;color:#888;margin-top:4px}

.agent-table{width:100%;border-collapse:collapse;font-size:14px}
.agent-table th,.agent-table td{border-bottom:1px solid #F0F0F0;padding:12px 10px;text-align:left;vertical-align:top}
.agent-table th{color:#888;font-weight:400;font-size:12.5px;background:#FAFAFA}
.agent-table .region{color:#EE1D23;font-weight:700;white-space:nowrap}

.exh-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.exh{border:1px solid #ECECEC;border-radius:8px;overflow:hidden}
.exh img{width:100%;height:240px;object-fit:cover}
.exh .bd{padding:16px 18px 18px}
.exh .t{font-size:17px;font-weight:700}
.exh .m{font-size:12.5px;color:#EE1D23;margin-top:6px}
.exh .d{font-size:13px;color:#666;margin-top:8px;line-height:1.8}

.search-group{margin:0 0 38px}
.search-group h2{font-size:20px;margin:0 0 14px;padding-left:12px;border-left:4px solid #EE1D23}
.search-item{display:flex;gap:16px;padding:14px 0;border-bottom:1px solid #F2F2F2}
.search-item img{width:120px;height:90px;object-fit:contain;background:#FAFAFA;border:1px solid #ECECEC;border-radius:4px;flex:none}
.search-item .t{font-size:15.5px;font-weight:700}
.search-item .d{font-size:13px;color:#777;margin-top:6px}

@media (max-width:1100px){
  .site-head .header-main .wrap{grid-template-columns:auto 1fr;grid-auto-rows:auto;height:auto;padding:14px 0;gap:12px}
  .site-head .search-lg{grid-column:1/-1;width:100%;order:3}
  .site-head .actions{grid-column:2;justify-self:end}
  .site-head .menu{flex-wrap:wrap;gap:18px;justify-content:center}
  .sol-hero{grid-template-columns:1fr}
  .cert-grid{grid-template-columns:repeat(2,1fr)}
  .exh-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .site-head .btn-out{display:none}
  .cert-grid{grid-template-columns:1fr}
}

/* ================= 头部细节修正 v4 ================= */
.topbar, .topbar .brand, .topbar .brand b, .topbar b{color:#fff}
.site-head .header-main .wrap{height:100px}
.site-head .logo img{height:52px;width:auto}
.site-head .btn-out{display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 16px;border:1px solid #EE1D23;border-radius:4px;font-size:14px;color:#EE1D23;background:#fff;font-weight:400;white-space:nowrap}
.site-head .btn-out svg{width:15px;height:15px;flex:none}
.site-head .btn-out:hover{background:#FEF2F2;border-color:#EE1D23;color:#EE1D23}
.site-head .btn-quote{display:inline-flex;align-items:center;justify-content:center;height:46px;padding:0 26px;border-radius:4px;background:#EE1D23;color:#fff;font-size:15.5px;font-weight:700;box-shadow:0 2px 6px rgba(238,29,35,.24)}
.site-head .btn-quote:hover{background:#D4141A;color:#fff}
@media (max-width:1100px){
  .site-head .header-main .wrap{height:auto;padding:14px 0}
  .site-head .logo img{height:44px}
  .site-head .btn-quote{height:42px;padding:0 18px;font-size:14.5px}
}
/* ================= 头部 v4 修正：按钮换行 / 三栏弹性 ================= */
.site-head .header-main .wrap{grid-template-columns:auto minmax(0,1fr) auto}
.site-head .search-lg{width:100%;max-width:620px}
.site-head .actions{white-space:nowrap;flex-shrink:0}
.site-head .btn-quote{white-space:nowrap}
.site-head .btn-out{white-space:nowrap}
@media (max-width:1200px){
  .site-head .search-lg{max-width:460px}
}

/* ================= 欢迎区 v2（两段简介 + 优势卡片 + 右栏） ================= */
.welcome{padding:54px 0 58px}
.welcome .grid{display:grid;grid-template-columns:860px 400px;gap:60px}
.about-eyebrow{font-size:12px;color:#AAA;letter-spacing:2px;display:flex;align-items:center;gap:8px;margin-bottom:10px}
.about-eyebrow .bar{width:3px;height:14px;background:#EE1D23;border-radius:2px;display:inline-block}
.about-h2{font-size:30px;font-weight:700;margin:0 0 6px;letter-spacing:.5px}
.about-h2 em{font-style:normal;color:#EE1D23}
.about-lead{font-size:15.5px;color:#4D4D4D;margin:16px 0 0}
.about-sub{font-size:14.5px;color:#555;margin:12px 0 0;line-height:1.8}
.about-sub b,.about-lead b{color:#1A1A1A}
.about-h3{font-size:20px;margin:30px 0 12px;color:#0F4C81;display:flex;align-items:center;gap:8px}
.about-h3 .bar{width:4px;height:20px;background:#EE1D23;border-radius:2px;display:inline-block}
.about-h3 span{color:#AAA;font-size:12px;letter-spacing:1.5px;margin-left:6px;font-weight:400}

.adv-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:12px}
.adv-item{border:1px solid #ECECEC;border-radius:8px;padding:16px 18px;background:#fff;position:relative;overflow:hidden}
.adv-item:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:#EE1D23}
.adv-num{font-size:11px;color:#EE1D23;font-weight:700;letter-spacing:1px}
.adv-t{font-size:15.5px;font-weight:700;margin-top:2px}
.adv-d{font-size:13px;color:#666;margin-top:6px;line-height:1.75}
.adv-d b{color:#1A1A1A}

/* 右栏卡片：浅色头 + 手册封面 */
.welcome .card .ch.light{background:#FAFAFA;color:#1A1A1A;border-bottom:1px solid #F0F0F0}
.welcome .card .ch.light span{color:#AAA;font-size:11.5px;font-weight:400;margin-left:6px;letter-spacing:1px}
.covers{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.covers a{display:block}
.covers img{width:100%;border:1px solid #EDEDED;border-radius:4px;background:#fff}
.covers .mt{font-size:11.5px;color:#666;text-align:center;margin-top:6px;line-height:1.4}
.welcome .note{font-size:12px;color:#999;margin-top:12px}

@media (max-width:1100px){
  .welcome .grid{grid-template-columns:1fr}
  .adv-grid{grid-template-columns:1fr}
}

/* ================= 欢迎区微调：两段同字号 / 优势标题改黑 ================= */
.about-lead{font-size:15.5px;color:#4D4D4D;margin:16px 0 0;line-height:1.85}
.about-sub{font-size:15.5px;color:#4D4D4D;margin:12px 0 0;line-height:1.85}
.about-h3{color:#1A1A1A}
.about-h3 span{color:#AAA}

/* ================= 欢迎区 v3：两行两列等高 + 紧凑 ================= */
.hero .wrap{padding:30px 0 14px}
.dots{padding:6px 0 14px}

.welcome{padding:30px 0 34px}
.welcome .about-grid{display:grid;grid-template-columns:860px 400px;grid-template-rows:auto auto;gap:22px 60px}
.welcome .r1{grid-column:1;grid-row:1}
.welcome .c1{grid-column:2;grid-row:1;height:100%}
.welcome .r2{grid-column:1;grid-row:2;display:flex;flex-direction:column}
.welcome .c2{grid-column:2;grid-row:2;height:100%}

.about-eyebrow{font-size:12px;color:#AAA;letter-spacing:2px;display:flex;align-items:center;gap:8px;margin-bottom:8px}
.about-eyebrow .bar{width:3px;height:14px;background:#EE1D23;border-radius:2px;display:inline-block}
.about-h2{font-size:30px;font-weight:700;margin:0;letter-spacing:.5px;line-height:1.35}
.about-h2 em{font-style:normal;color:#EE1D23}
.about-intro{font-size:15.5px;color:#4D4D4D;margin:14px 0 0;line-height:1.85}
.about-intro b{color:#1A1A1A}

.about-h3{font-size:20px;margin:0 0 12px;color:#EE1D23;display:flex;align-items:center;gap:8px;font-weight:700}
.about-h3 .bar{width:4px;height:20px;background:#EE1D23;border-radius:2px;display:inline-block}
.about-h3 span{color:#AAA;font-size:12px;letter-spacing:1.5px;margin-left:6px;font-weight:400}

.welcome .adv-grid{flex:1;display:grid;grid-template-columns:1fr 1fr;grid-auto-rows:1fr;gap:12px;margin-top:0}
.welcome .adv-item{border:1px solid #ECECEC;border-radius:8px;padding:14px 18px;position:relative;overflow:hidden;background:#fff}
.welcome .adv-item:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:#EE1D23}
.welcome .adv-num{font-size:11px;color:#EE1D23;font-weight:700;letter-spacing:1px}
.welcome .adv-t{font-size:15.5px;font-weight:700;margin-top:2px}
.welcome .adv-d{font-size:13px;color:#666;margin-top:6px;line-height:1.7}
.welcome .adv-d b{color:#1A1A1A}

/* 右栏卡片：撑满 + 均匀分布 */
.welcome .card{display:flex;flex-direction:column}
.welcome .card .cb{flex:1;display:flex;flex-direction:column;padding:10px 16px}
.welcome .card ul{flex:1;display:flex;flex-direction:column;justify-content:space-between}
.welcome .card ul li{padding:6px 0}
.welcome .covers{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;flex:1;align-content:center}
.welcome .note{font-size:12px;color:#999;margin-top:10px;flex:none}
.ph-empty{height:144px;border:1px dashed #E2E2E2;border-radius:4px;background:#FAFAFA;display:flex;align-items:center;justify-content:center;color:#BBB;font-size:12px}

@media (max-width:1100px){
  .welcome .about-grid{grid-template-columns:1fr;grid-template-rows:auto}
  .welcome .r1,.welcome .r2,.welcome .c1,.welcome .c2{grid-column:1}
  .welcome .c1{grid-row:2}
  .welcome .r2{grid-row:3}
  .welcome .c2{grid-row:4}
  .welcome .adv-grid{grid-auto-rows:auto}
}

/* ================= 产品系列 v2：1:1 图区 + 居中名称 ================= */
.sec-products{padding:34px 0 40px}
.sec-products .sec-head{margin-bottom:18px}
.sec-products .pcard .pic{aspect-ratio:1/1;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:0}
.sec-products .pcard .pic img{width:100%;height:100%;object-fit:contain;max-height:none}
.sec-products .pcard .bd{padding:16px 14px 18px;text-align:center;border-top:1px solid #F2F2F2}
.sec-products .pcard .t{font-size:16px;font-weight:700;line-height:1.4}
.sec-products .pcard .e{font-size:11px;color:#AAA;letter-spacing:1px;margin-top:4px}
@media (max-width:1100px){
  .sec-products .pcard .pic{aspect-ratio:1/1}
}
/* ================= 产品系列 v2 修正：解除固定高度，让 1:1 生效 ================= */
.sec-products .pcard .pic{height:auto;min-height:0;aspect-ratio:1/1;padding:0;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#fff}
.sec-products .pcard .pic img{width:100%;height:100%;max-height:none;object-fit:contain;display:block}
/* ================= 应用领域 v2（3 行业 + 2 场景） ================= */
.sec-apps{padding:40px 0 44px}
.sec-apps .sec-head{margin-bottom:18px}
.apps-a{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.app-a{border:1px solid #ECECEC;border-radius:8px;overflow:hidden;background:#fff;transition:.15s;display:flex;flex-direction:column}
.app-a:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.06)}
.app-a .pic{aspect-ratio:16/9;overflow:hidden;background:#F3F4F6;display:flex;align-items:center;justify-content:center}
.app-a .pic img{width:100%;height:100%;object-fit:cover}
.app-a .bd{padding:15px 18px 17px;display:flex;flex-direction:column;flex:1}
.app-a .t{font-size:17px;font-weight:700}
.app-a .e{font-size:10.5px;color:#AAA;letter-spacing:1.2px;margin-top:3px}
.app-a .d{font-size:13px;color:#666;margin-top:8px;line-height:1.7;flex:1}
.app-a .go{font-size:12.5px;color:#EE1D23;font-weight:700;margin-top:10px}

.scenes{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}
.scene{display:grid;grid-template-columns:240px 1fr;border:1px solid #ECECEC;border-radius:8px;overflow:hidden;background:#fff;transition:.15s}
.scene:hover{box-shadow:0 8px 20px rgba(0,0,0,.06)}
.scene .pic{aspect-ratio:4/3;overflow:hidden;background:#F3F4F6;display:flex;align-items:center;justify-content:center}
.scene .pic img{width:100%;height:100%;object-fit:cover}
.scene .bd{padding:16px 18px;display:flex;flex-direction:column;justify-content:center}
.scene .tag{display:inline-block;align-self:flex-start;font-size:10.5px;color:#EE1D23;border:1px solid #FBD5D6;background:#FEF2F2;border-radius:3px;padding:1px 7px;margin-bottom:6px}
.scene .t{font-size:16.5px;font-weight:700}
.scene .e{font-size:10.5px;color:#AAA;letter-spacing:1.2px;margin-top:2px}
.scene .d{font-size:13px;color:#666;margin-top:8px;line-height:1.7}
.scene .go{font-size:12.5px;color:#EE1D23;font-weight:700;margin-top:8px}
.sec-apps .ph{width:100%;height:100%;min-height:120px;background:#F3F4F6;border:1px dashed #DDD;display:flex;align-items:center;justify-content:center;color:#B0B0B0;font-size:12px;letter-spacing:1px}

@media (max-width:1100px){
  .apps-a{grid-template-columns:1fr}
  .scenes{grid-template-columns:1fr}
  .scene{grid-template-columns:1fr}
  .scene .pic{aspect-ratio:16/9}
}

/* ================= 应用方案：总览页 + 详情页 ================= */
.sec-title{font-size:22px;font-weight:700;margin:0 0 16px;display:flex;align-items:center;gap:10px;color:#1A1A1A}
.sec-title .bar{width:4px;height:20px;background:#EE1D23;border-radius:2px;display:inline-block}
.sec-title .en{font-size:11px;color:#AAA;letter-spacing:2px;margin-left:6px;font-weight:400}

.pagehead{padding:22px 0 26px;border-bottom:1px solid #F0F0F0}
.pagehead h1{font-size:34px;margin:0;letter-spacing:.5px}
.pagehead .en{font-size:12px;color:#AAA;letter-spacing:2px;margin-left:10px;font-weight:400}
.pagehead p{margin:10px 0 0;color:#666;font-size:14.5px}
.sol-group{padding:34px 0 6px}

.ph{background:#F3F4F6;border:1px dashed #DDD;display:flex;align-items:center;justify-content:center;color:#B0B0B0;font-size:12px;letter-spacing:1px;text-align:center}

.sol-hero{display:grid;grid-template-columns:1fr 560px;gap:50px;align-items:center;padding:26px 0 34px}
.sol-hero h1{font-size:36px;margin:0 0 6px;line-height:1.3}
.sol-hero .en{font-size:12px;color:#AAA;letter-spacing:1.6px}
.sol-hero .lead{font-size:15px;color:#555;margin:14px 0 0}
.sol-hero .btns{display:flex;gap:12px;margin-top:22px}
.sol-hero .pic{aspect-ratio:16/10;border-radius:8px;overflow:hidden;border:1px solid #ECECEC;background:#F3F4F6}
.sol-hero .pic img{width:100%;height:100%;object-fit:cover}
.tag-type{display:inline-block;font-size:11.5px;color:#EE1D23;border:1px solid #FBD5D6;background:#FEF2F2;border-radius:3px;padding:2px 9px;margin-bottom:10px}
.btn-line{display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 20px;border-radius:4px;border:1px solid #CCC;color:#333;font-size:14.5px;background:#fff}
.btn-line:hover{border-color:#EE1D23;color:#EE1D23}

.pains{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.pains li{background:#F8F9FB;border-left:3px solid #EE1D23;padding:12px 16px;font-size:14.5px;color:#333}
.diagram{margin-top:16px;aspect-ratio:21/9;border-radius:8px;overflow:hidden;background:#F3F4F6}
.diagram img{width:100%;height:100%;object-fit:cover}

.cases2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.case2{border:1px solid #ECECEC;border-radius:8px;overflow:hidden;background:#fff;display:block}
.case2 .pic{aspect-ratio:16/9;background:#F3F4F6}
.case2 .pic img{width:100%;height:100%;object-fit:cover}
.case2 .bd{padding:14px 16px 16px}
.case2 .t{font-size:15px;font-weight:700}
.case2 .d{font-size:13px;color:#666;margin-top:6px}

.dl-list{border:1px solid #ECECEC;border-radius:8px;overflow:hidden}
.dl-item{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid #F2F2F2;font-size:14px}
.dl-item:last-child{border-bottom:0}
.dl-item .l{display:flex;align-items:center;gap:10px}
.dl-item .ic{width:30px;height:38px;background:#FEF2F2;border:1px solid #FBD5D6;border-radius:3px;display:flex;align-items:center;justify-content:center;color:#EE1D23;font-size:10px;font-weight:700}
.dl-item .m{font-size:12px;color:#999;margin-left:8px}
.dl-item .go{color:#EE1D23;font-weight:700;font-size:12.5px}

@media (max-width:1100px){
  .sol-hero{grid-template-columns:1fr;gap:24px}
  .sol-hero .pic{aspect-ratio:16/9}
  .cases2{grid-template-columns:1fr}
  .pagehead h1{font-size:28px}
}


/* ================= 服务案例：数据条 + 12 卡 + 全部案例页筛选 ================= */
.sec-cases{padding:40px 0 46px}
.sec-cases .sec-head{margin-bottom:16px}
.case-stats{display:flex;align-items:center;background:#FAFBFC;border:1px solid #F0F1F3;border-radius:8px;padding:16px 8px;margin:0 0 20px}
.case-stats .stat{flex:1;text-align:center;position:relative}
.case-stats .stat + .stat:before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:1px;background:#ECECEC}
.case-stats .stat b{font-size:28px;color:#EE1D23;font-weight:800;letter-spacing:.5px}
.case-stats .stat span{display:block;font-size:12.5px;color:#888;margin-top:2px}

.cases3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ccard{border:1px solid #ECECEC;border-radius:8px;overflow:hidden;background:#fff;transition:.15s;display:flex;flex-direction:column}
.ccard:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.06);border-color:#F7B0B2}
.ccard .pic{aspect-ratio:16/9;background:#F3F4F6;border-bottom:1px solid #F2F2F2;overflow:hidden;display:flex;align-items:center;justify-content:center}
.ccard .pic img{width:100%;height:100%;object-fit:cover}
.ccard .pic .ph{color:#B8B8B8;font-size:12px;letter-spacing:1px}
.ccard .bd{padding:14px 16px 16px;display:flex;flex-direction:column;flex:1}
.ccard .tags{display:flex;gap:6px;margin-bottom:7px}
.ccard .tag{font-size:10.5px;color:#EE1D23;background:#FEF2F2;border:1px solid #FBD5D6;border-radius:3px;padding:1px 6px}
.ccard .tag.gray{color:#888;background:#F7F8FA;border-color:#ECECEC}
.ccard .t{font-size:16px;font-weight:700;line-height:1.5;flex:1}
.ccard .r{font-size:12.5px;color:#777;margin-top:9px;padding-top:9px;border-top:1px dashed #F0F0F0}

.filters{display:flex;flex-wrap:wrap;gap:10px;padding:22px 0 6px}
.chip{display:inline-flex;align-items:center;height:34px;padding:0 16px;border:1px solid #E2E2E2;border-radius:17px;font-size:13.5px;color:#444;background:#fff}
.chip:hover{border-color:#EE1D23;color:#EE1D23}
.chip.on{border-color:#EE1D23;color:#EE1D23;background:#FEF2F2;font-weight:700}
.sort{font-size:12.5px;color:#999;padding:6px 0 18px}
.pager{display:flex;justify-content:center;gap:8px;padding:34px 0 6px;flex-wrap:wrap}
.pager a,.pager span{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 10px;border:1px solid #E4E4E4;border-radius:4px;font-size:13.5px;color:#555;background:#fff}
.pager .current{background:#EE1D23;border-color:#EE1D23;color:#fff;font-weight:700}

@media (max-width:1100px){
  .cases3{grid-template-columns:repeat(2,1fr)}
  .case-stats{flex-wrap:wrap;gap:12px 0}
  .case-stats .stat{flex:0 0 50%}
  .case-stats .stat + .stat:before{display:none}
}
@media (max-width:640px){
  .cases3{grid-template-columns:1fr}
  .case-stats .stat{flex:0 0 50%}
}

/* ================= 导航：产品/应用 大面板 ================= */
.site-head .menu > li.has-dd{position:relative}
.site-head .mega{display:none;position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%);background:#fff;border:1px solid #ECECEC;border-radius:8px;box-shadow:0 12px 32px rgba(0,0,0,.10);padding:20px;z-index:60}
.site-head .menu > li:first-child .mega{left:0;transform:none}
.site-head .menu > li:hover > .mega{display:block}
.mega-products{width:780px}
.mega-apps{width:680px}
.mega-in{display:grid;grid-template-columns:1fr 240px;gap:24px}
.mega-cols{display:grid;grid-template-columns:1fr 1fr;gap:0 28px;align-content:start}
.mcol h5{margin:0 0 10px;font-size:12px;color:#AAA;letter-spacing:1.6px;font-weight:400}
.mcol a{display:block;padding:7px 8px;border-radius:4px}
.mcol a span{display:block;font-size:14px;color:#333}
.mcol a small{display:block;font-size:10.5px;color:#AAA;letter-spacing:.6px;margin-top:1px}
.mcol a:hover{background:#FEF2F2}
.mcol a:hover span{color:#EE1D23}
.mega-promo{background:#F7F8FA;border-radius:6px;padding:16px;display:flex;flex-direction:column;justify-content:space-between}
.mega-promo .t{font-size:15px;font-weight:700}
.mega-promo .d{font-size:12px;color:#888;margin-top:6px;line-height:1.7}
.mega-promo a{font-size:12.5px;color:#EE1D23;font-weight:700;margin-top:12px}
.mega-foot{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #F2F2F2;margin-top:14px;padding-top:12px;font-size:12.5px;color:#999}
.mega-foot a{color:#EE1D23;font-weight:700}
@media (max-width:1100px){
  .site-head .mega{display:none !important}
  .site-head .mega{position:static;width:auto}
}

/* ================= 案例详情 v2 + 双筛选 ================= */
.filters .f-label{font-size:12.5px;color:#999;letter-spacing:1px;margin-right:4px;align-self:center}
.filters + .filters{padding-top:0}

.case-hero{display:grid;grid-template-columns:1fr 520px;gap:50px;align-items:center;padding:24px 0 30px;border-bottom:1px solid #F0F0F0}
.case-tags{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.ctag{font-size:11.5px;color:#EE1D23;border:1px solid #FBD5D6;background:#FEF2F2;border-radius:3px;padding:2px 9px}
.ctag.gray{color:#888;border-color:#ECECEC;background:#F7F8FA}
.case-hero h1{font-size:32px;line-height:1.35;margin:0 0 10px}
.case-result{font-size:15px;color:#EE1D23;font-weight:700;margin:0 0 14px}
.case-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;border-top:1px dashed #EDEDED;padding-top:12px;max-width:600px}
.case-meta .k{font-size:11.5px;color:#AAA;letter-spacing:1px}
.case-meta .v{font-size:14px;color:#333;margin-top:2px;font-weight:600}
.case-cover{aspect-ratio:16/9;border-radius:8px;overflow:hidden;border:1px solid #ECECEC;background:#F3F4F6}
.case-cover img{width:100%;height:100%;object-fit:cover}
.case-cover .ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#B8B8B8;font-size:12px;letter-spacing:1px}

.case-sec{padding:30px 0 2px}
.case-h2{font-size:22px;font-weight:700;margin:0 0 12px;display:flex;align-items:center;gap:10px}
.case-h2:before{content:"";width:4px;height:20px;background:#EE1D23;border-radius:2px;display:inline-block}
.case-h2 .en{font-size:11px;color:#AAA;letter-spacing:2px;font-weight:400;margin-left:2px}
.case-rich{font-size:15.5px;color:#444;max-width:1100px;line-height:1.9}
.case-rich p{margin:0 0 12px}
.case-pains{list-style:none;margin:0;padding:0;display:grid;gap:10px;max-width:1100px}
.case-pains li{background:#F8F9FB;border-left:3px solid #EE1D23;padding:12px 16px;font-size:14.5px;color:#333}
.case-diagram{margin-top:14px;border-radius:8px;overflow:hidden;border:1px solid #ECECEC;background:#F3F4F6}
.case-diagram img{width:100%;display:block}
.case-cfg{width:100%;border-collapse:collapse;font-size:14px;max-width:1100px}
.case-cfg th{background:#FAFBFC;color:#888;font-weight:400;font-size:12.5px;text-align:left;padding:10px 14px;border:1px solid #EEEEEE}
.case-cfg td{padding:11px 14px;border:1px solid #EEEEEE;color:#333}
.case-cfg td.qty{color:#EE1D23;font-weight:700}
.case-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.case-gallery img{aspect-ratio:4/3;width:100%;object-fit:cover;border-radius:8px;border:1px solid #ECECEC}
.case-quote{background:#F8F9FB;border-left:4px solid #EE1D23;padding:18px 22px;font-size:15px;color:#333;max-width:1100px;border-radius:0 6px 6px 0}
.case-quote .from{font-size:12.5px;color:#888;margin-top:8px}

@media (max-width:1100px){
  .case-hero{grid-template-columns:1fr;gap:24px}
  .case-meta{grid-template-columns:1fr 1fr}
  .case-gallery{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .case-gallery{grid-template-columns:1fr}
}

/* ================= 客户 logo：两行分类 + 慢速 + 悬停暂停 ================= */
.sec-customers .marquee-row{margin-top:6px}
.mrow-label{font-size:12.5px;color:#999;letter-spacing:1px;margin:14px 0 8px}
.marquee:hover .mtrack{animation-play-state:paused}
@media (prefers-reduced-motion: reduce){
  .mtrack{animation:none !important}
}

/* ================= 资料下载：2×2 四区块 + 单分类列表 ================= */
.dl-quad-wrap{padding:22px 0 8px}
.quad{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.qcard{border:1px solid #ECECEC;border-radius:10px;background:#fff;display:flex;flex-direction:column;overflow:hidden}
.qhead{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;border-bottom:1px solid #F2F2F2;background:#FCFCFD}
.qhead h3{margin:0;font-size:17px;display:flex;align-items:center;gap:9px}
.qhead h3:before{content:"";width:3px;height:17px;background:#EE1D23;border-radius:2px;display:inline-block}
.qhead .cnt{font-size:12px;color:#999;font-weight:400;margin-left:8px}
.qhead .all{font-size:12.5px;color:#EE1D23;font-weight:700}
.qlist{padding:4px 0}
.qrow{display:grid;grid-template-columns:64px 1fr 82px;gap:14px;align-items:center;padding:10px 20px;border-bottom:1px solid #F6F6F6}
.qrow.hide{display:none}
.qrow:hover{background:#FCFCFD}
.qrow .thumb{height:84px;background:#FAFAFA;border:1px solid #F0F0F0;border-radius:4px;display:flex;align-items:center;justify-content:center;padding:6px}
.qrow .thumb img{max-height:100%;width:auto;max-width:100%}
.qrow .t{font-size:14px;font-weight:700;line-height:1.5}
.qrow .m{font-size:11.5px;color:#999;margin-top:3px}
.qrow .dl{display:inline-flex;height:32px;align-items:center;justify-content:center;border:1px solid #EE1D23;color:#EE1D23;border-radius:4px;font-weight:700;font-size:12px}
.qrow .dl:hover{background:#EE1D23;color:#fff}
.qmore{padding:12px 20px 15px;display:flex;justify-content:space-between;align-items:center;border-top:1px dashed #F0F0F0;background:#FCFCFD;margin-top:auto}
.qmore span{font-size:12px;color:#999}
.qmore a{font-size:13px;color:#EE1D23;font-weight:700}
.qmore-done{font-size:12px;color:#CCC}

.dl-single{padding-top:22px}
.dl-single .dlist{border:1px solid #ECECEC;border-radius:8px;overflow:hidden}
.drow{display:grid;grid-template-columns:78px 1fr 100px;gap:16px;align-items:center;padding:12px 18px;border-bottom:1px solid #F2F2F2}
.drow:last-child{border-bottom:0}
.drow:hover{background:#FCFCFD}
.drow .thumb{height:104px;background:#FAFAFA;border:1px solid #F0F0F0;border-radius:4px;display:flex;align-items:center;justify-content:center;padding:8px}
.drow .thumb img{max-height:100%;width:auto;max-width:100%}
.drow .t{font-size:14.5px;font-weight:700}
.drow .m{font-size:12px;color:#999;margin-top:3px}
.drow .dl{display:inline-flex;height:34px;align-items:center;justify-content:center;border:1px solid #EE1D23;color:#EE1D23;border-radius:4px;font-weight:700;font-size:12.5px}
.drow .dl:hover{background:#EE1D23;color:#fff}
.back-all{margin-top:18px}
.back-all a{color:#EE1D23;font-size:13px}

@media (max-width:1100px){
  .quad{grid-template-columns:1fr}
  .qrow{grid-template-columns:56px 1fr 76px}
  .drow{grid-template-columns:64px 1fr}
  .drow .dl{grid-column:2;justify-self:start;padding:0 14px}
}

/* ================= 资料下载：下载次数 ================= */
.qrow .m, .drow .m{display:flex;flex-wrap:wrap;align-items:center}
.dlcnt{color:#EE1D23}
/* ================= 导航下拉修正：左对齐 + 透明桥接 ================= */
.site-head .nav{position:relative;z-index:50}
.site-head .menu > li.has-dd{position:relative}
.site-head .mega{left:0;transform:none}
.site-head .mega:before{content:"";position:absolute;left:0;right:0;top:-14px;height:14px;background:transparent;border:0;box-shadow:none;width:auto;transform:none}
.site-head .menu > li:hover > .mega{display:block}

/* 普通二级菜单同样加桥接（资料下载/公司） */
.site-head .menu .sub-menu:after{content:"";position:absolute;left:0;right:0;top:-16px;height:16px;background:transparent}

/* ================= 公司模块：关于我们 / 联系我们 / 资质 ================= */
.story{display:grid;grid-template-columns:1fr 520px;gap:50px;align-items:center;padding:26px 0 6px}
.eyebrow{font-size:12px;color:#AAA;letter-spacing:2px;display:flex;align-items:center;gap:8px;margin-bottom:8px}
.eyebrow .bar{width:3px;height:14px;background:#EE1D23;border-radius:2px;display:inline-block}
.eyebrow .en2{color:#CCC}
.story h2{font-size:28px;margin:0 0 10px;line-height:1.4}
.story-pic{aspect-ratio:4/3;border-radius:8px;overflow:hidden;border:1px solid #ECECEC;background:#F3F4F6}
.story-pic img{width:100%;height:100%;object-fit:cover}

.rd3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:16px}
.rd-pic{aspect-ratio:16/9;border-radius:8px;overflow:hidden;border:1px solid #ECECEC;background:#F3F4F6}
.rd-pic img{width:100%;height:100%;object-fit:cover}
.rd-points{list-style:none;margin:16px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.rd-points li{background:#F8F9FB;border-left:3px solid #EE1D23;padding:12px 16px;font-size:14px;color:#333}
.rd-points b{color:#1A1A1A}

.qa{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.qa-stat{display:flex;gap:36px;margin-top:14px;flex-wrap:wrap}
.qa-stat b{display:block;font-size:34px;color:#EE1D23;font-weight:800;line-height:1.2}
.qa-stat span{font-size:12.5px;color:#888}
.qa-more{display:inline-flex;margin-top:14px;font-size:13px;color:#EE1D23;font-weight:700}
.qa-certs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.qa-cert{aspect-ratio:3/4;border-radius:6px;overflow:hidden;border:1px solid #ECECEC;background:#FAFAFA}
.qa-cert img{width:100%;height:100%;object-fit:cover}

.logos-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:6px}
.logos-row .lg{height:64px;border:1px solid #EFEFEF;border-radius:6px;background:#fff;display:flex;align-items:center;justify-content:center;padding:6px 16px;color:#BBB;font-size:12px}
.logos-row .lg img{max-height:100%;width:auto}

/* 联系我们 */
.company{display:grid;grid-template-columns:1fr 1fr;gap:30px;border:1px solid #ECECEC;border-radius:10px;padding:26px 28px;margin-top:24px;background:#FCFCFD}
.company .k{font-size:12px;color:#AAA;letter-spacing:1px;margin-top:14px}
.company .v{font-size:15px;color:#1A1A1A;font-weight:600;margin-top:2px}
.company .v.big{font-size:22px;color:#EE1D23;font-weight:800}
.company .map{aspect-ratio:4/3;border-radius:8px;overflow:hidden;border:1px solid #ECECEC;background:#F3F4F6}
.company .map img{width:100%;height:100%;object-fit:cover}

.agents{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:6px}
.agent{border:1px solid #ECECEC;border-radius:8px;padding:18px 20px;background:#fff}
.agent .region{display:inline-block;font-size:11px;color:#EE1D23;background:#FEF2F2;border:1px solid #FBD5D6;border-radius:3px;padding:1px 8px}
.agent .name{font-size:16px;font-weight:700;margin-top:8px;line-height:1.5}
.agent .line{font-size:13px;color:#666;margin-top:6px;display:flex;gap:8px}
.agent .line b{color:#AAA;font-weight:400;flex:none;width:42px}
.agent-note{font-size:12.5px;color:#999;margin-top:18px}

/* 资质页：每行 6 个 */
.cert-grid6{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;margin-top:8px}
.cert{border:1px solid #ECECEC;border-radius:8px;overflow:hidden;background:#fff;display:flex;flex-direction:column}
.cert-pic{aspect-ratio:3/4;background:#FAFAFA;display:flex;align-items:center;justify-content:center;border-bottom:1px solid #F2F2F2;overflow:hidden}
.cert-pic img{width:100%;height:100%;object-fit:cover}
.cert-pic .ph{color:#BBB;font-size:11.5px}
.cert-bd{padding:10px 12px 12px}
.cert-t{font-size:13px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cert-m{font-size:11px;color:#999;margin-top:3px}

@media (max-width:1200px){
  .cert-grid6{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:1100px){
  .story{grid-template-columns:1fr;gap:24px}
  .rd3{grid-template-columns:1fr}
  .rd-points{grid-template-columns:1fr}
  .qa{grid-template-columns:1fr;gap:20px}
  .company{grid-template-columns:1fr}
  .agents{grid-template-columns:1fr}
}
@media (max-width:640px){
  .cert-grid6{grid-template-columns:repeat(2,1fr)}
}


/* ================= 导航：公司窄下拉 ================= */
.site-head .drop{display:none;position:absolute;top:calc(100% + 12px);left:0;width:250px;padding-top:12px;z-index:60}
.site-head .menu > li:hover > .drop{display:block}
.site-head .drop:before{content:"";position:absolute;left:0;right:0;top:-14px;height:14px;background:transparent}
.site-head .drop-in{background:#fff;border:1px solid #ECECEC;border-radius:8px;box-shadow:0 12px 32px rgba(0,0,0,.10);padding:8px}
.site-head .drop a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;border-radius:5px}
.site-head .drop a span{font-size:14.5px;color:#333}
.site-head .drop a i{font-style:normal;font-size:10.5px;color:#AAA;letter-spacing:.6px}
.site-head .drop a:hover{background:#FEF2F2}
.site-head .drop a:hover span{color:#EE1D23}
.site-head .drop a.on span{color:#EE1D23;font-weight:600}
@media (max-width:1100px){
  .site-head .drop{display:none !important}
}

/* ================= 公司窄下拉：强制中英文左右分布 ================= */
.site-head .drop a{display:flex !important;flex-direction:row !important;flex-wrap:nowrap;align-items:center;justify-content:space-between}
.site-head .drop a span{flex:0 1 auto;white-space:nowrap}
.site-head .drop a i{flex:0 0 auto;display:inline !important;margin-left:auto;white-space:nowrap}