/* ============================================================
   陕西艾友捷璞科技有限公司 - 全站样式
   配色取自参考站 demoall.5fa.cn/17581
   主色 #fe6903 橙 / 辅色 #ef353d 红 / 点缀 #b7832d 金
   ============================================================ */

:root{
  --c-main:#fe6903;
  --c-main-d:#e85d00;
  --c-red:#ef353d;
  --c-gold:#b7832d;
  --c-dark:#33373d;
  --c-darker:#26292e;
  --c-text:#333333;
  --c-text2:#666666;
  --c-text3:#999999;
  --c-line:#e5e5e5;
  --c-bg1:#f6f6f6;
  --c-bg2:#f3f3f3;
  --c-bg3:#efefef;
  --c-bg4:#dfdfdf;
  --w:1230px;
  --font:"Microsoft YaHei","微软雅黑","PingFang SC","Helvetica Neue",Arial,sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:var(--font);color:var(--c-text);font-size:14px;line-height:1.7;background:#fff;overflow-x:hidden;}
a{color:var(--c-text);text-decoration:none;transition:color .25s;}
a:hover{color:var(--c-main);}
img{max-width:100%;display:block;border:0;}
ul,ol,li{list-style:none;}
h1,h2,h3,h4,h5{font-weight:normal;}

.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 15px;}

/* ============ 顶部信息栏 topbar ============ */
.topbar{background:var(--c-darker);width:100%;height:90px;position:relative;z-index:50;}
.topbar-inner{max-width:var(--w);height:90px;margin:0 auto;padding:0 15px;display:flex;align-items:center;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-icon{width:52px;height:52px;flex-shrink:0;}
.brand-icon svg{width:100%;height:100%;display:block;}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-name{font-size:22px;font-weight:bold;color:#fff;letter-spacing:1px;}
.brand-slogan{font-size:12px;color:var(--c-text3);letter-spacing:3px;margin-top:5px;}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:26px;}
.topbar-mini{display:flex;gap:18px;}
.topbar-mini a{color:#bbb;font-size:13px;}
.topbar-mini a:hover{color:#fff;}
.topbar-phone{display:flex;align-items:center;gap:8px;color:#fff;font-size:15px;}
.topbar-phone .tp-ico{width:34px;height:34px;border-radius:50%;background:var(--c-main);display:flex;align-items:center;justify-content:center;}
.topbar-phone .tp-ico svg{width:18px;height:18px;fill:#fff;}
.topbar-phone b{color:var(--c-main);font-size:20px;font-weight:bold;letter-spacing:1px;}

/* ============ 主导航 nav ============ */
.nav{background:#fff;width:100%;height:62px;box-shadow:0 2px 8px rgba(0,0,0,.08);position:sticky;top:0;z-index:40;}
.nav-inner{max-width:var(--w);height:62px;margin:0 auto;padding:0 15px;display:flex;align-items:center;}
.nav-list{display:flex;height:62px;align-items:stretch;}
.nav-item{position:relative;display:flex;align-items:stretch;}
.nav-link{display:flex;align-items:center;padding:0 26px;font-size:16px;color:var(--c-text);font-weight:bold;position:relative;}
.nav-link.active,.nav-link:hover{color:var(--c-main);}
.nav-link.active:after,.nav-item:hover .nav-link:after{content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:34px;height:3px;background:var(--c-main);border-radius:2px;}
.has-dropdown > .nav-link:after-content{content:"";}
.nav-search{margin-left:auto;display:flex;align-items:center;}
.nav-search input{width:170px;height:34px;border:1px solid var(--c-line);border-right:none;padding:0 12px;font-size:13px;outline:none;color:var(--c-text2);}
.nav-search input:focus{border-color:var(--c-main);}
.nav-search button{height:34px;width:44px;border:none;background:var(--c-main);color:#fff;cursor:pointer;font-size:13px;}
.nav-search button:hover{background:var(--c-main-d);}
.nav-toggle{display:none;}

/* mega dropdown */
.dropdown{position:absolute;top:62px;left:50%;transform:translateX(-50%);min-width:560px;background:#fff;box-shadow:0 10px 30px rgba(0,0,0,.15);padding:18px;display:none;z-index:45;}
.nav-item:hover .dropdown{display:block;animation:dropIn .25s ease;}
@keyframes dropIn{from{opacity:0;transform:translateX(-50%) translateY(8px);}to{opacity:1;transform:translateX(-50%) translateY(0);}}
.dropdown-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.dropdown-card{display:block;text-align:center;padding:8px;border-radius:6px;}
.dropdown-card:hover{background:var(--c-bg1);}
.dropdown-card img{width:100%;height:80px;object-fit:cover;border-radius:4px;}
.dropdown-card p{font-size:12px;color:var(--c-text2);margin-top:6px;}

/* mobile drawer */
.m-nav,.m-overlay{display:none;}

/* ============ 首页 Banner hero ============ */
.hero{width:100%;position:relative;height:560px;overflow:hidden;background:var(--c-dark);}
.hero-track{width:100%;height:100%;position:relative;}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1s ease;display:flex;align-items:center;}
.hero-slide.active{opacity:1;}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.hero-mask{position:absolute;inset:0;background:linear-gradient(90deg,rgba(38,41,46,.78) 0%,rgba(38,41,46,.4) 55%,rgba(38,41,46,.15) 100%);}
.hero-text{position:relative;z-index:2;max-width:var(--w);width:100%;margin:0 auto;padding:0 15px;color:#fff;}
.hero-title{font-size:46px;font-weight:bold;letter-spacing:2px;line-height:1.3;text-shadow:0 2px 12px rgba(0,0,0,.4);}
.hero-title em{font-style:normal;color:var(--c-main);}
.hero-sub{font-size:18px;margin-top:18px;color:rgba(255,255,255,.85);max-width:560px;line-height:1.7;}
.hero-btn{display:inline-block;margin-top:30px;padding:13px 38px;background:var(--c-main);color:#fff;font-size:15px;border-radius:30px;font-weight:bold;letter-spacing:1px;}
.hero-btn:hover{background:#fff;color:var(--c-main);}
.hero-dots{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:5;}
.hero-dot{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer;border:2px solid transparent;transition:.25s;}
.hero-dot.active{background:var(--c-main);border-color:#fff;width:28px;border-radius:6px;}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);width:46px;height:62px;background:rgba(0,0,0,.25);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:5;font-size:26px;transition:.25s;}
.hero-arrow:hover{background:var(--c-main);}
.hero-arrow.left{left:0;}
.hero-arrow.right{right:0;}

/* ============ 公告条 notice ============ */
.notice{background:#3a3d42;width:100%;height:46px;overflow:hidden;}
.notice-inner{max-width:var(--w);height:46px;margin:0 auto;padding:0 15px;display:flex;align-items:center;}
.notice-tag{display:flex;align-items:center;gap:6px;color:var(--c-main);font-size:14px;font-weight:bold;flex-shrink:0;margin-right:22px;}
.notice-tag svg{width:16px;height:16px;fill:var(--c-main);}
.notice-track{flex:1;overflow:hidden;height:46px;position:relative;}
.notice-item{position:absolute;left:0;top:0;width:100%;height:46px;line-height:46px;color:#ccc;font-size:13px;opacity:0;transition:opacity .6s;white-space:nowrap;}
.notice-item.active{opacity:1;}
.notice-item span{color:var(--c-main);margin-right:8px;}
.notice-more{margin-left:18px;color:#999;font-size:13px;flex-shrink:0;}
.notice-more:hover{color:var(--c-main);}

/* ============ 通用 section 标题 ============ */
.section{width:100%;}
.section.white{background:#fff;}
.section.gray1{background:var(--c-bg3);}
.section.gray2{background:var(--c-bg4);}
.section.dark{background:var(--c-dark);}
.sec-pad{padding:60px 0;}
.sec-head{max-width:var(--w);margin:0 auto 36px;padding:0 15px;position:relative;}
.sec-title{font-size:26px;color:#1d1d1b;font-weight:bold;padding-bottom:20px;letter-spacing:1px;}
.sec-title b{color:var(--c-main);font-size:40px;font-weight:bold;margin-right:16px;position:relative;top:4px;font-family:Arial;}
.section.dark .sec-title{color:#fff;}
.section.dark .sec-title b{color:var(--c-main);}
.sec-more{position:absolute;top:6px;right:15px;display:inline-block;padding:6px 16px;border:1px solid var(--c-main);color:var(--c-main);font-size:13px;border-radius:20px;}
.sec-more:hover{background:var(--c-main);color:#fff;}
.sec-intro{max-width:880px;color:var(--c-text2);line-height:1.9;font-size:14px;margin-top:-6px;}

/* ============ 产品轮播 sec-products ============ */
.prod-carousel{max-width:var(--w);margin:0 auto;padding:0 15px;position:relative;}
.prod-viewport{overflow:hidden;}
.prod-track{display:flex;gap:18px;transition:transform .6s ease;width:max-content;}
.prod-card{width:222px;flex-shrink:0;background:#fff;}
.prod-img{width:100%;height:222px;overflow:hidden;background:var(--c-bg2);position:relative;}
.prod-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.prod-card:hover .prod-img img{transform:scale(1.08);}
.prod-name{text-align:center;padding:14px 8px;font-size:15px;color:var(--c-text);border:1px solid var(--c-line);border-top:none;background:#fff;transition:.25s;}
.prod-card:hover .prod-name{background:var(--c-main);color:#fff;border-color:var(--c-main);}
.prod-arrow{position:absolute;top:38%;width:42px;height:54px;background:rgba(254,105,3,.9);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:6;font-size:24px;border-radius:4px;}
.prod-arrow:hover{background:var(--c-main-d);}
.prod-arrow.left{left:-6px;}
.prod-arrow.right{right:-6px;}

/* ============ 应用方案 sec-solution ============ */
.sol-grid{max-width:var(--w);margin:0 auto;padding:0 15px;display:grid;grid-template-columns:repeat(3,1fr);gap:22px;width:100%;}
.sol-card{background:#fff;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.06);}
.sol-img{width:100%;height:220px;overflow:hidden;position:relative;}
.sol-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.sol-card:hover .sol-img img{transform:scale(1.1);}
.sol-mask{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(254,105,3,.92));color:#fff;padding:14px 16px;transform:translateY(70%);transition:transform .35s;}
.sol-card:hover .sol-mask{transform:translateY(0);}
.sol-desc{font-size:13px;line-height:1.6;opacity:.95;}
.sol-name{text-align:center;padding:14px;font-size:15px;color:var(--c-text);font-weight:bold;background:#fff;border-top:1px solid var(--c-line);}
.sol-card:hover .sol-name{color:var(--c-main);}

/* ============ 特色亮点 sec-feat ============ */
.feat-row{max-width:var(--w);margin:0 auto;padding:0 15px;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;width:100%;}
.feat-card{position:relative;height:300px;overflow:hidden;}
.feat-img{width:100%;height:100%;}
.feat-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s;}
.feat-card:hover .feat-img img{transform:scale(1.1);}
.feat-cap{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:26px;background:linear-gradient(transparent 40%,rgba(38,41,46,.85));color:#fff;}
.feat-title{font-size:22px;font-weight:bold;margin-bottom:6px;}
.feat-text{font-size:13px;color:rgba(255,255,255,.85);}

/* ============ 应用案例 sec-case ============ */
.case-slider{max-width:var(--w);margin:0 auto;padding:0 15px;position:relative;}
.case-viewport{overflow:hidden;}
.case-track{display:flex;gap:20px;transition:transform .6s ease;width:max-content;}
.case-slide{width:386px;flex-shrink:0;position:relative;overflow:hidden;}
.case-img{width:100%;height:260px;overflow:hidden;}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.case-slide:hover .case-img img{transform:scale(1.08);}
.case-label{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,rgba(0,0,0,.8));color:#fff;padding:30px 18px 16px;font-size:16px;font-weight:bold;}
.case-label em{font-style:normal;color:var(--c-main);display:block;font-size:12px;font-weight:normal;margin-bottom:4px;}
.case-more-wrap{text-align:center;margin-top:30px;}
.case-more{display:inline-block;padding:11px 40px;border:1px solid var(--c-main);color:var(--c-main);border-radius:30px;font-size:14px;}
.case-more:hover{background:var(--c-main);color:#fff;}

/* ============ 新闻资讯 sec-news1 / sec-news2 ============ */
.news-feat-row{max-width:var(--w);margin:0 auto;padding:0 15px;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;width:100%;}
.news-feat{display:block;overflow:hidden;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.06);}
.news-feat-img{width:100%;height:230px;overflow:hidden;}
.news-feat-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.news-feat:hover .news-feat-img img{transform:scale(1.08);}
.news-feat-title{padding:16px;font-size:15px;color:var(--c-text);line-height:1.5;}
.news-feat:hover .news-feat-title{color:var(--c-main);}

.news-cols{max-width:var(--w);margin:0 auto;padding:0 15px;display:grid;grid-template-columns:repeat(3,1fr);gap:30px;width:100%;}
.news-col{background:#fff;padding:24px;border-top:3px solid var(--c-main);box-shadow:0 2px 10px rgba(0,0,0,.05);}
.col-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--c-line);padding-bottom:14px;margin-bottom:8px;}
.col-head h3{font-size:18px;font-weight:bold;color:var(--c-text);}
.col-more{font-size:12px;color:var(--c-text3);}
.col-more:hover{color:var(--c-main);}
.col-list li{border-bottom:1px dashed var(--c-line);}
.col-list li a{display:block;padding:11px 0 11px 12px;font-size:14px;color:var(--c-text2);position:relative;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.col-list li a:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:5px;height:5px;background:var(--c-line);border-radius:50%;transition:.25s;}
.col-list li a:hover{color:var(--c-main);}
.col-list li a:hover:before{background:var(--c-main);}
.col-date{float:right;color:var(--c-text3);font-size:12px;}

/* ============ 合作伙伴 sec-partner ============ */
.partner-row{max-width:var(--w);margin:0 auto;padding:0 15px;display:grid;grid-template-columns:repeat(6,1fr);gap:16px;width:100%;}
.partner-logo{height:96px;background:#fff;display:flex;align-items:center;justify-content:center;border:1px solid var(--c-line);font-size:15px;color:var(--c-text2);font-weight:bold;letter-spacing:1px;transition:.25s;}
.partner-logo:hover{border-color:var(--c-main);color:var(--c-main);box-shadow:0 4px 14px rgba(254,105,3,.18);}
.friend-links{max-width:var(--w);margin:30px auto 0;padding:12px 24px;background:var(--c-bg2);}
.friend-head{display:flex;justify-content:space-between;align-items:center;border-bottom:2px solid var(--c-main);padding:6px 0;}
.friend-head h2{font-size:16px;color:var(--c-main);font-weight:normal;padding:0 4px;border-bottom:2px solid var(--c-main);margin-bottom:-2px;}
.friend-more{font-size:12px;color:var(--c-text3);}
.friend-bd{line-height:48px;}
.friend-bd a{color:var(--c-text2);font-size:13px;margin-right:22px;}

/* ============ 页脚服务条 foot-service ============ */
.foot-service{background:var(--c-dark);}
.svc-list{max-width:var(--w);margin:0 auto;padding:0 15px;display:flex;}
.svc-item{flex:1;display:flex;align-items:center;justify-content:center;gap:12px;padding:26px 8px;color:#ddd;border-right:1px solid rgba(255,255,255,.08);}
.svc-item:last-child{border-right:none;}
.svc-icon{width:42px;height:42px;flex-shrink:0;}
.svc-icon svg{width:100%;height:100%;fill:var(--c-main);}
.svc-name{font-size:15px;}

/* ============ 主页脚 site-foot ============ */
.site-foot{background:var(--c-darker);color:#9a9a9a;padding:54px 0 0;}
.foot-inner{max-width:var(--w);margin:0 auto;padding:0 15px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:36px;}
.foot-about h4,.foot-col h4{color:#fff;font-size:16px;font-weight:bold;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.1);}
.foot-about p{font-size:13px;line-height:1.9;color:#9a9a9a;}
.foot-col a{display:block;font-size:13px;color:#9a9a9a;padding:6px 0;}
.foot-col a:hover{color:var(--c-main);padding-left:4px;}
.foot-contact .fc-item{display:flex;align-items:flex-start;gap:10px;margin-bottom:14px;font-size:13px;color:#9a9a9a;line-height:1.6;}
.foot-contact .fc-item svg{width:16px;height:16px;fill:var(--c-main);flex-shrink:0;margin-top:3px;}
.foot-contact .fc-phone{color:var(--c-main);font-size:22px;font-weight:bold;letter-spacing:1px;margin-bottom:6px;}
.foot-qrcode{margin-top:10px;display:flex;gap:14px;}
.foot-qr{text-align:center;}
.foot-qr img{width:96px;height:96px;background:#fff;padding:4px;}
.foot-qr p{font-size:12px;margin-top:6px;color:#9a9a9a;}

/* ============ 底部版权 foot-bottom ============ */
.foot-bottom{background:#1c1e22;padding:20px 0;text-align:center;color:#888;font-size:12px;line-height:1.9;}
.foot-bottom a{color:#888;}
.foot-bottom a:hover{color:var(--c-main);}

/* ============ 内页 banner + 面包屑 ============ */
.page-banner{width:100%;height:300px;position:relative;overflow:hidden;}
.page-banner img{width:100%;height:100%;object-fit:cover;}
.page-mask{position:absolute;inset:0;background:linear-gradient(rgba(38,41,46,.55),rgba(38,41,46,.7));display:flex;align-items:center;justify-content:center;}
.page-title{color:#fff;font-size:38px;font-weight:bold;letter-spacing:4px;text-align:center;}
.page-title em{display:block;font-style:normal;font-size:14px;letter-spacing:6px;color:var(--c-main);margin-top:8px;font-family:Arial;font-weight:normal;}
.crumb{background:#fff;border-bottom:1px solid var(--c-line);}
.crumb-inner{max-width:var(--w);margin:0 auto;padding:0 15px;height:72px;display:flex;align-items:center;justify-content:space-between;}
.crumb-left{display:flex;align-items:baseline;gap:14px;}
.crumb-left h1{font-size:24px;font-weight:bold;color:var(--c-text);}
.crumb-cn{font-size:24px;font-weight:bold;color:var(--c-text);}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0;}
.crumb-left i{font-style:normal;font-size:13px;color:var(--c-text3);letter-spacing:2px;font-family:Arial;}
.crumb-path{font-size:13px;color:var(--c-text3);}
.crumb-path a{color:var(--c-text3);}
.crumb-path a:hover{color:var(--c-main);}
.crumb-sep{margin:0 6px;}

.page-main{padding:50px 0;}
.page-container{max-width:var(--w);margin:0 auto;padding:0 15px;}

/* ============ 关于我们 about ============ */
.about-intro{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;width:100%;}
.about-intro p{font-size:14px;color:var(--c-text2);line-height:2;margin-bottom:16px;}
.about-img{width:100%;height:340px;overflow:hidden;box-shadow:0 6px 24px rgba(0,0,0,.12);}
.about-img img{width:100%;height:100%;object-fit:cover;}
.about-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:54px;width:100%;}
.stat-item{background:var(--c-bg1);text-align:center;padding:30px 14px;border-top:3px solid var(--c-main);transition:.3s;}
.stat-item:hover{background:var(--c-main);}
.stat-item:hover .stat-num,.stat-item:hover .stat-label{color:#fff;}
.stat-num{font-size:40px;font-weight:bold;color:var(--c-main);font-family:Arial;}
.stat-label{font-size:14px;color:var(--c-text2);margin-top:8px;}

.timeline{position:relative;padding-left:30px;width:100%;}
.timeline:before{content:"";position:absolute;left:8px;top:0;bottom:0;width:2px;background:var(--c-line);}
.timeline-item{position:relative;padding-bottom:34px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-dot{position:absolute;left:-30px;top:4px;width:18px;height:18px;border-radius:50%;background:#fff;border:4px solid var(--c-main);}
.timeline-year{font-size:20px;font-weight:bold;color:var(--c-main);}
.timeline-text{font-size:14px;color:var(--c-text2);line-height:1.8;margin-top:6px;}

.culture-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;width:100%;}
.culture-card{background:#fff;border:1px solid var(--c-line);padding:34px 26px;text-align:center;transition:.3s;}
.culture-card:hover{border-color:var(--c-main);box-shadow:0 8px 26px rgba(0,0,0,.08);transform:translateY(-6px);}
.culture-icon{width:64px;height:64px;margin:0 auto 18px;}
.culture-icon svg{width:100%;height:100%;fill:var(--c-main);}
.culture-title{font-size:19px;font-weight:bold;margin-bottom:12px;}
.culture-text{font-size:13px;color:var(--c-text2);line-height:1.8;}

.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;width:100%;}
.team-card{background:#fff;border:1px solid var(--c-line);text-align:center;overflow:hidden;transition:.3s;}
.team-card:hover{box-shadow:0 8px 26px rgba(0,0,0,.1);transform:translateY(-4px);}
.team-img{width:100%;height:240px;overflow:hidden;}
.team-img img{width:100%;height:100%;object-fit:cover;}
.team-info{padding:18px;}
.team-name{font-size:17px;font-weight:bold;}
.team-role{font-size:13px;color:var(--c-main);margin-top:5px;}

.sub-title{font-size:24px;font-weight:bold;text-align:center;margin-bottom:14px;position:relative;padding-bottom:16px;}
.sub-title:after{content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:48px;height:3px;background:var(--c-main);}
.sub-en{text-align:center;color:var(--c-text3);font-size:13px;letter-spacing:3px;margin-bottom:40px;font-family:Arial;}
.block-gap{margin-top:64px;}

/* ============ 联系我们 contact ============ */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;width:100%;}
.contact-info .ci-item{display:flex;gap:16px;padding:22px 0;border-bottom:1px solid var(--c-line);}
.ci-icon{width:48px;height:48px;flex-shrink:0;border-radius:50%;background:var(--c-main);display:flex;align-items:center;justify-content:center;}
.ci-icon svg{width:22px;height:22px;fill:#fff;}
.ci-text .ci-label{font-size:13px;color:var(--c-text3);}
.ci-text .ci-val{font-size:16px;color:var(--c-text);margin-top:4px;font-weight:bold;}
.contact-form{background:var(--c-bg1);padding:32px;}
.form-row{margin-bottom:18px;}
.form-row.two{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-label{display:block;font-size:13px;color:var(--c-text2);margin-bottom:7px;}
.form-label i{color:var(--c-red);font-style:normal;margin-left:2px;}
.form-input{width:100%;height:42px;border:1px solid var(--c-line);padding:0 14px;font-size:14px;outline:none;background:#fff;}
.form-input:focus{border-color:var(--c-main);}
.form-textarea{width:100%;height:120px;border:1px solid var(--c-line);padding:12px 14px;font-size:14px;outline:none;resize:none;background:#fff;font-family:var(--font);}
.form-textarea:focus{border-color:var(--c-main);}
.form-btn{width:100%;height:46px;background:var(--c-main);color:#fff;border:none;font-size:15px;cursor:pointer;font-weight:bold;letter-spacing:2px;}
.form-btn:hover{background:var(--c-main-d);}
.map-box{margin-top:40px;width:100%;height:320px;overflow:hidden;}
.map-box img{width:100%;height:100%;object-fit:cover;}

/* ============ 产品列表 prod-list ============ */
.prod-list{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;width:100%;}
.prod-list .prod-card{width:auto;}
.prod-list .prod-img{height:230px;}

/* ============ 产品详情 detail ============ */
.detail-top{display:grid;grid-template-columns:1fr 1fr;gap:40px;width:100%;}
.detail-img{width:100%;height:420px;overflow:hidden;border:1px solid var(--c-line);}
.detail-img img{width:100%;height:100%;object-fit:cover;}
.detail-info h1{font-size:26px;font-weight:bold;color:var(--c-text);line-height:1.4;margin-bottom:16px;}
.detail-desc{font-size:14px;color:var(--c-text2);line-height:1.9;margin-bottom:24px;padding-bottom:24px;border-bottom:1px dashed var(--c-line);}
.detail-params{margin-bottom:20px;}
.detail-params p{font-size:13px;color:var(--c-text2);padding:5px 0;}
.detail-params p b{color:var(--c-text);display:inline-block;width:90px;}
.detail-btn{display:inline-block;padding:13px 40px;background:var(--c-main);color:#fff;font-size:15px;border-radius:30px;font-weight:bold;}
.detail-btn:hover{background:var(--c-main-d);color:#fff;}
.detail-section{margin-top:46px;width:100%;}
.detail-section h3{font-size:20px;font-weight:bold;color:var(--c-text);padding:14px 18px;background:var(--c-bg1);border-left:4px solid var(--c-main);margin-bottom:22px;}
.detail-section p{font-size:14px;color:var(--c-text2);line-height:2;margin-bottom:14px;}
.params-table{width:100%;border-collapse:collapse;}
.params-table th,.params-table td{border:1px solid var(--c-line);padding:12px 16px;font-size:14px;text-align:left;}
.params-table th{background:var(--c-bg1);color:var(--c-text);font-weight:bold;width:28%;}
.params-table td{color:var(--c-text2);}
.feat-list{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.feat-item{display:flex;gap:14px;align-items:flex-start;padding:18px;background:var(--c-bg1);border-radius:4px;}
.feat-icon{width:44px;height:44px;flex-shrink:0;background:var(--c-main);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;font-weight:bold;}
.feat-text h4{font-size:15px;font-weight:bold;margin-bottom:4px;}
.feat-text p{font-size:13px;color:var(--c-text2);line-height:1.6;margin:0;}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;width:100%;}
.related-grid .prod-card{width:auto;}
.related-grid .prod-img{height:170px;}

/* ============ 新闻列表 news-list ============ */
.news-list{width:100%;}
.news-item{display:grid;grid-template-columns:200px 1fr;gap:26px;padding:26px 0;border-bottom:1px solid var(--c-line);align-items:center;}
.news-item:first-child{padding-top:0;}
.news-thumb{width:200px;height:140px;overflow:hidden;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.news-item:hover .news-thumb img{transform:scale(1.08);}
.news-body h3{font-size:18px;font-weight:bold;color:var(--c-text);margin-bottom:10px;}
.news-item:hover .news-body h3{color:var(--c-main);}
.news-meta{font-size:13px;color:var(--c-text3);margin-bottom:10px;}
.news-meta span{margin-right:18px;}
.news-excerpt{font-size:14px;color:var(--c-text2);line-height:1.8;}
.news-more{display:inline-block;margin-top:12px;color:var(--c-main);font-size:13px;}

/* ============ 新闻详情 article ============ */
.article{max-width:900px;margin:0 auto;width:100%;}
.article-head{text-align:center;padding-bottom:24px;border-bottom:1px solid var(--c-line);}
.article-head h1{font-size:28px;font-weight:bold;color:var(--c-text);line-height:1.4;margin-bottom:16px;}
.article-meta{font-size:13px;color:var(--c-text3);}
.article-meta span{margin:0 12px;}
.article-content{padding:34px 0;}
.article-content p{font-size:15px;color:var(--c-text2);line-height:2;margin-bottom:20px;text-indent:2em;}
.article-content img{width:100%;max-height:420px;object-fit:cover;margin:24px auto;border-radius:4px;}
.article-content h3{font-size:19px;font-weight:bold;color:var(--c-text);margin:28px 0 14px;text-indent:0;}
.article-nav{display:flex;justify-content:space-between;padding:22px 0;border-top:1px solid var(--c-line);margin-top:20px;}
.article-nav a{font-size:14px;color:var(--c-text2);max-width:46%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-nav a:hover{color:var(--c-main);}

/* ============ 悬浮按钮 ============ */
.back-top{position:fixed;right:20px;bottom:30px;width:48px;height:48px;background:var(--c-main);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:60;border-radius:4px;font-size:22px;opacity:0;visibility:hidden;transition:.3s;box-shadow:0 4px 14px rgba(0,0,0,.2);}
.back-top.show{opacity:1;visibility:visible;}
.back-top:hover{background:var(--c-main-d);}
.side-panel{position:fixed;right:20px;top:50%;transform:translateY(-50%);z-index:55;display:flex;flex-direction:column;}
.side-item{width:48px;height:48px;background:rgba(51,55,61,.92);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:11px;cursor:pointer;margin-bottom:1px;transition:.25s;}
.side-item svg{width:20px;height:20px;fill:#fff;margin-bottom:2px;}
.side-item:hover{background:var(--c-main);}

/* ============ 图片兜底 ============ */
.img-fallback{background:linear-gradient(135deg,#fe6903,#ef353d)!important;display:flex;align-items:center;justify-content:center;width:100%;height:100%;min-height:200px;color:#fff;font-size:14px;}

/* ============ 淡入动画 fade-in (progressive enhancement) ============ */
.fade-in{opacity:1;}
html.js .fade-in{opacity:0;transform:translateY(40px);}
html.js .fade-in.visible{opacity:1;transform:translateY(0);transition:opacity .7s ease,transform .7s ease;}

/* ============ 响应式 ============ */
@media(max-width:1200px){
  :root{--w:96%;}
  .hero-title{font-size:38px;}
}
@media(max-width:992px){
  :root{--w:96%;}
  .nav-list,.nav-search{display:none;}
  .nav-toggle{display:flex;flex-direction:column;justify-content:center;gap:5px;width:34px;height:34px;cursor:pointer;margin-left:auto;}
  .nav-toggle span{display:block;width:26px;height:3px;background:var(--c-text);transition:.3s;}
  .nav-toggle.open span:nth-child(1){transform:translateY(8px) rotate(45deg);}
  .nav-toggle.open span:nth-child(2){opacity:0;}
  .nav-toggle.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg);}
  .topbar-mini{display:none;}
  .m-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:80;}
  .m-overlay.show{display:block;}
  .m-nav{display:block;position:fixed;top:0;right:-280px;width:280px;height:100%;background:#fff;z-index:90;overflow-y:auto;transition:right .3s;}
  .m-nav.show{right:0;}
  .m-nav-list{padding:60px 0 20px;}
  .m-nav-link{display:block;padding:15px 24px;font-size:16px;color:var(--c-text);border-bottom:1px solid var(--c-line);}
  .m-nav-link:hover,.m-nav-link.active{background:var(--c-bg1);color:var(--c-main);}
  .m-close{position:absolute;top:14px;right:18px;font-size:30px;color:var(--c-text);cursor:pointer;line-height:1;}
  .hero{height:420px;}
  .hero-title{font-size:30px;}
  .hero-sub{font-size:15px;}
  .sol-grid,.feat-row,.news-feat-row,.news-cols{grid-template-columns:repeat(2,1fr);}
  .partner-row{grid-template-columns:repeat(3,1fr);}
  .foot-inner{grid-template-columns:1fr 1fr;}
  .about-stats,.culture-grid,.team-grid,.related-grid{grid-template-columns:repeat(2,1fr);}
  .prod-list{grid-template-columns:repeat(2,1fr);}
  .about-intro,.contact-grid,.detail-top{grid-template-columns:1fr;}
  .feat-list{grid-template-columns:1fr;}
  .dropdown{display:none!important;}
  .side-panel{display:none;}
  .sec-pad{padding:44px 0;}
}
@media(max-width:768px){
  .brand-name{font-size:18px;}
  .brand-slogan{font-size:10px;letter-spacing:2px;}
  .topbar-phone b{font-size:16px;}
  .topbar{height:70px;}
  .topbar-inner{height:70px;}
  .brand-icon{width:42px;height:42px;}
  .hero{height:340px;}
  .hero-title{font-size:24px;letter-spacing:1px;}
  .hero-sub{font-size:13px;}
  .hero-btn{padding:10px 26px;font-size:13px;}
  .hero-arrow{display:none;}
  .sec-title{font-size:22px;}
  .sec-title b{font-size:30px;}
  .sol-grid,.feat-row,.news-feat-row,.news-cols,.partner-row,.prod-list,.about-stats,.culture-grid,.team-grid,.related-grid,.news-cols{grid-template-columns:1fr;}
  .foot-inner{grid-template-columns:1fr;}
  .svc-list{flex-wrap:wrap;}
  .svc-item{flex:1 0 50%;border-right:none;}
  .news-item{grid-template-columns:1fr;gap:14px;}
  .news-thumb{width:100%;height:200px;}
  .page-banner{height:200px;}
  .page-title{font-size:26px;}
  .crumb-inner{flex-direction:column;align-items:flex-start;justify-content:center;height:auto;padding:14px 15px;gap:6px;}
  .form-row.two{grid-template-columns:1fr;}
  .foot-qrcode{flex-wrap:wrap;}
}