@charset "utf-8";
/* =====================================================================
   依兰县伦裕电子商务有限公司 - 毛绒玩具官网 全站样式
   配色取自参考站：主色 #85bd43（草绿）/ 深绿 #00843e / 页脚 #213752
   ===================================================================== */

/* ---------- CSS 变量 ---------- */
:root{
  --green:#85bd43;
  --green-dark:#00843e;
  --green-deep:#118c4b;
  --green-light:#95CE52;
  --green-overlay:rgba(142,208,64,.8);
  --footer:#213752;
  --footer-text:#758697;
  --text:#666;
  --text-dark:#333;
  --muted:#999;
  --border:#e6e5e6;
  --bg-a:#f5f5f5;
  --bg-b:#f4f4f4;
  --shadow:0 3px 50px rgba(90,90,90,0.3);
  --shadow-sm:0 0 5px rgba(150,150,150,.3);
}

/* ---------- reset ---------- */
*{box-sizing:border-box;outline:none;}
html,body,h1,h2,h3,h4,h5,h6,p,form,ul,ol,dl,dt,dd{margin:0;padding:0;}
h1,h2,h3,h4,h5,h6{font-weight:normal;font-size:100%;}
ul,ol{list-style:none;margin:0;padding:0;}
a{text-decoration:none;}
body{
  min-width:320px;
  font-size:14px;
  background:#fff;
  color:var(--text);
  font-family:"Microsoft Yahei","PingFang SC",Helvetica,Arial,sans-serif;
  line-height:1.5;
  max-width:1920px;
  margin:0 auto;
}
body,a{color:var(--text);}
img{max-width:100%;display:block;border:0;}
button{font-family:inherit;}

/* ---------- 通用工具类 ---------- */
.container{width:1200px;margin:0 auto;padding:0 10px;}
.clearfix:before,.clearfix:after,.container:before,.container:after{display:table;content:" ";}
.clearfix:after,.container:after{clear:both;}
.text-center{text-align:center;}
.text-right{text-align:right;}
.ellipsis{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.fade-in{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .8s ease;}
.fade-in.visible{opacity:1;transform:translateY(0);}
.phoneHide{}
.pcHide{display:none;}

/* ---------- 图片兜底 ---------- */
.img-fallback{
  background:linear-gradient(135deg,#85bd43,#00843e);
  display:flex;align-items:center;justify-content:center;
  width:100%;height:100%;min-height:160px;color:#fff;font-size:14px;
  border-radius:8px;text-align:center;padding:10px;
}

/* =====================================================================
   顶部信息栏 + 主导航（site-header 内含 header-top 与 main-nav）
   ===================================================================== */
.site-header{
  position:fixed;top:0;left:0;width:100%;z-index:999;
  background:rgba(255,255,255,1);
  box-shadow:var(--shadow-sm);
}
.site-header .container{height:80px;display:flex;align-items:center;justify-content:space-between;}
/* 品牌区（SVG 图标 + 文字） */
.brand{display:flex;align-items:center;gap:12px;}
.brand .brand-icon{width:48px;height:48px;flex-shrink:0;}
.brand .brand-icon svg{width:100%;height:100%;display:block;}
.brand .brand-text .brand-name{font-size:22px;font-weight:bold;color:var(--text-dark);line-height:1.2;letter-spacing:1px;}
.brand .brand-text .brand-tag{font-size:12px;color:var(--green-dark);letter-spacing:3px;margin-top:2px;}

/* 联系电话 */
.header-phone{display:flex;align-items:center;gap:8px;color:var(--text-dark);}
.header-phone .phone-ico{width:34px;height:34px;color:var(--green);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;}
.header-phone .phone-ico svg{width:30px;height:30px;display:block;}
.header-phone .phone-num{font-size:20px;font-weight:bold;color:var(--text-dark);font-family:Arial,sans-serif;}
.header-phone .phone-lbl{font-size:12px;color:var(--muted);}

/* 主导航 */
.main-nav{display:flex;align-items:center;}
.nav-list{display:flex;align-items:center;}
.nav-item{position:relative;margin-left:42px;}
.nav-item>a{display:block;line-height:80px;font-size:16px;color:var(--text-dark);transition:all .3s;text-align:center;}
.nav-item:hover>a,.nav-item.active>a{color:var(--green);border-bottom:2px solid var(--green);}
.nav-item .sub-arrow{font-size:12px;margin-left:4px;font-style:normal;}
/* 下拉子菜单 */
.submenu{position:absolute;left:50%;top:60px;width:0;overflow:hidden;background:#fff;
  box-shadow:0 0 5px rgba(150,150,150,.15);opacity:0;transition:all .3s;z-index:10;}
.nav-item.has-sub:hover .submenu{opacity:1;width:180px;margin-left:-90px;top:78px;}
.submenu li{border-top:1px solid var(--border);text-align:center;}
.submenu li:first-child{border-top:0;}
.submenu li a{display:block;line-height:42px;font-size:14px;color:var(--text-dark);white-space:nowrap;transition:all .3s;}
.submenu li a:hover{background:var(--bg-a);color:var(--green);}

/* 汉堡按钮 */
.nav-toggle{display:none;flex-direction:column;justify-content:center;width:44px;height:44px;cursor:pointer;}
.nav-toggle .line{position:relative;width:24px;height:2px;background:var(--text-dark);transition:all .3s;margin:3px auto;}
.nav-toggle .line:before,.nav-toggle .line:after{content:"";position:absolute;left:0;width:24px;height:2px;background:var(--text-dark);transition:all .3s;}
.nav-toggle .line:before{top:-7px;}
.nav-toggle .line:after{top:7px;}
.nav-toggle.open .line{background:transparent;}
.nav-toggle.open .line:before{top:0;transform:rotate(45deg);}
.nav-toggle.open .line:after{top:0;transform:rotate(-45deg);}

/* =====================================================================
   首页 Banner 轮播
   ===================================================================== */
.banner{position:relative;width:100%;overflow:hidden;}
.banner-slides{position:relative;width:100%;height:560px;}
.banner-slide{
  position:absolute;inset:0;width:100%;height:100%;
  background-size:cover;background-position:center center;
  opacity:0;transition:opacity 1.2s ease;
}
.banner-slide.active{opacity:1;}
.banner-slide .banner-mask{position:absolute;inset:0;background:rgba(0,0,0,.28);}
.banner-content{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;
  max-width:1200px;margin:0 auto;padding:0 40px;color:#fff;z-index:2;}
.banner-title{font-size:46px;font-weight:bold;color:#fff;line-height:1.3;text-shadow:0 2px 8px rgba(0,0,0,.3);}
.banner-title em{font-style:normal;color:#e6f7d0;}
.banner-sub{font-size:18px;color:#fff;margin-top:18px;letter-spacing:1px;text-shadow:0 1px 4px rgba(0,0,0,.3);}
.banner-cta{margin-top:34px;}
.banner-arrow{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;
  background:rgba(255,255,255,.25);color:#fff;display:flex;align-items:center;justify-content:center;
  cursor:pointer;font-size:24px;z-index:5;transition:all .3s;border:0;}
.banner-arrow:hover{background:var(--green);}
.banner-arrow.prev{left:30px;}
.banner-arrow.next{right:30px;}
.banner-dots{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:5;}
.banner-dots .dot{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer;transition:all .3s;border:0;}
.banner-dots .dot.active{background:var(--green);width:32px;border-radius:6px;}

/* =====================================================================
   区块通用标题
   ===================================================================== */
.section{padding:70px 0;}
.section.space-a{background:var(--bg-a);}
.space-tb-l{padding-top:70px;padding-bottom:70px;}
.section-head{text-align:center;margin-bottom:50px;}
.section-title{font-size:32px;color:var(--green-dark);font-weight:300;text-align:center;}
.section-subtitle{margin-top:14px;font-size:14px;color:var(--muted);text-align:center;}
.section-title-deco{display:inline-block;position:relative;padding:0 60px;}
.section-title-deco:before,.section-title-deco:after{content:"";position:absolute;top:50%;width:40px;height:1px;background:var(--border);}
.section-title-deco:before{left:0;}
.section-title-deco:after{right:0;}

/* =====================================================================
   快捷入口（对应参考站 section-sysport，浮动覆盖 Banner）
   ===================================================================== */
.section-quick{position:relative;height:0;}
.quick-bar{position:absolute;left:50%;top:-70px;transform:translateX(-50%);width:1100px;max-width:92%;
  background:#fff;box-shadow:var(--shadow);display:flex;z-index:6;}
.quick-item{flex:1;text-align:center;padding:30px 20px;position:relative;transition:all .3s;}
.quick-item:first-child:after{content:"";position:absolute;right:0;top:30px;height:60px;width:0;border-right:1px solid #d9d9d9;}
.quick-item:hover{background:var(--bg-a);}
.quick-item .quick-icon{width:64px;height:64px;margin:0 auto 8px;color:var(--green);display:flex;align-items:center;justify-content:center;}
.quick-item .quick-icon svg{width:42px;height:42px;display:block;}
.quick-item .quick-name{display:block;font-size:20px;color:var(--text-dark);}
.quick-item .quick-en{display:block;font-size:12px;color:var(--muted);margin-top:4px;}

/* =====================================================================
   核心业务/服务价值（对应参考站 effect-list，4 栏）
   ===================================================================== */
.feature-grid{display:flex;flex-wrap:wrap;}
.feature-card{width:25%;padding:30px;text-align:center;transition:all .8s;}
.feature-card .feature-iconbox{
  width:120px;height:120px;margin:0 auto 22px;border-radius:50%;
  background:var(--bg-a);display:flex;align-items:center;justify-content:center;transition:all .5s;
}
.feature-card .feature-iconbox svg{width:56px;height:56px;color:var(--green-dark);}
.feature-card .feature-title{font-size:18px;font-weight:bold;color:var(--text-dark);margin-bottom:14px;}
.feature-card .feature-desc{font-size:14px;color:var(--muted);line-height:1.8;}
.feature-card .feature-link{display:inline-block;margin-top:20px;padding:0 28px;line-height:36px;
  border:1px solid #ccc;border-radius:20px;font-size:14px;color:var(--text-dark);transition:all .8s;}
.feature-card:hover{background:#fff;box-shadow:var(--shadow);}
.feature-card:hover .feature-iconbox{background:var(--green);}
.feature-card:hover .feature-iconbox svg{color:#fff;}
.feature-card:hover .feature-link{background:var(--green);border-color:var(--green);color:#fff;}

/* =====================================================================
   执行流程（对应参考站 serviceFlow-list，5 栏）
   ===================================================================== */
.process-list{display:flex;flex-wrap:wrap;}
.process-item{width:20%;padding:20px;text-align:center;transition:all .8s;}
.process-item .process-iconbox{height:120px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
.process-item .process-iconbox svg{width:64px;height:64px;color:var(--green-dark);}
.process-item .process-title{font-size:18px;font-weight:bold;color:var(--text-dark);margin-bottom:10px;}
.process-item .process-desc{font-size:14px;color:var(--muted);line-height:1.7;}
.process-item:hover{background:#fff;box-shadow:var(--shadow);}

/* =====================================================================
   资源/工艺流程（对应参考站 material-flow，5 阶段）
   ===================================================================== */
.section-material{background:var(--bg-a);}
.material-flow{display:table;width:100%;}
.material-stage{display:table-cell;vertical-align:top;padding-left:40px;position:relative;}
.material-stage:first-child{padding-left:0;}
.material-stage:not(:first-child):before{content:"";position:absolute;left:14px;top:40px;width:18px;height:18px;
  border-top:2px solid var(--green);border-right:2px solid var(--green);transform:rotate(45deg);}
.material-stage .stage-title{font-size:16px;color:var(--text-dark);background:#fff;text-align:center;padding:12px 6px;}
.material-stage .stage-en{font-size:12px;color:var(--muted);background:#fff;text-align:center;padding-bottom:10px;text-transform:uppercase;}
.material-stage .stage-pics{margin-top:14px;display:grid;gap:4px;height:240px;}
.material-stage.flow-1{width:18%;}
.material-stage.flow-1 .stage-pics{grid-template-columns:1fr;}
.material-stage.flow-2{width:26%;}
.material-stage.flow-2 .stage-pics{grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;}
.material-stage.flow-3{width:22%;}
.material-stage.flow-3 .stage-pics{grid-template-columns:1fr;grid-template-rows:1fr 1fr;}
.material-stage.flow-4{width:16%;}
.material-stage.flow-4 .stage-pics{grid-template-columns:1fr;}
.material-stage.flow-5{width:18%;}
.material-stage.flow-5 .stage-pics{grid-template-columns:1fr 1fr;}
.material-stage .pic-cell{position:relative;overflow:hidden;background:#fff;}
.material-stage .pic-cell img{width:100%;height:100%;object-fit:cover;transition:all .5s;}
.material-stage .pic-cell .img-cap{position:absolute;inset:0;background:var(--green-overlay);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:14px;opacity:0;transition:all .5s;}
.material-stage .pic-cell:hover .img-cap{opacity:1;}
.material-stage .pic-cell:hover img{transform:scale(1.1);}

/* =====================================================================
   产品案例（对应参考站 section-case：左 1 大图 + 右 4 小图）
   ===================================================================== */
.case-list{display:flex;flex-wrap:wrap;}
.case-item{position:relative;width:16.666%;height:420px;overflow:hidden;cursor:pointer;background:#f7f7f7;}
.case-item .case-img{width:100%;height:210px;overflow:hidden;}
.case-item .case-img img{width:100%;height:100%;object-fit:cover;transition:all .8s;}
.case-item .case-body{padding:18px;position:relative;}
.case-item .case-title{display:block;font-size:16px;color:var(--text-dark);font-weight:bold;}
.case-item .case-desc{display:block;font-size:12px;color:var(--muted);margin-top:10px;line-height:1.7;height:60px;overflow:hidden;}
.case-item .case-link{display:inline-block;margin-top:12px;padding:0 18px;line-height:28px;border:1px solid #ccc;
  border-radius:15px;font-size:13px;color:var(--text-dark);transition:all .8s;}
.case-item:hover .case-img img{transform:scale(1.1);}
.case-item:hover .case-body{background:#fdfdfd;}
.case-item:hover .case-link{background:var(--green);border-color:var(--green);color:#fff;}
/* 左侧大图 */
.case-item.case-big{width:33.333%;height:420px;}
.case-item.case-big .case-img{width:100%;height:420px;position:absolute;inset:0;}
.case-item.case-big .case-body{position:absolute;left:0;bottom:0;width:100%;background:rgba(255,255,255,.92);padding:16px 20px;}

/* =====================================================================
   关于我们（对应参考站 section-shzr：左背景图 + 右文字卡）
   ===================================================================== */
.section-about-strip{position:relative;background:var(--bg-b);}
.about-split{position:relative;}
.about-split .about-img{position:absolute;top:0;bottom:0;left:0;width:50%;
  background-size:cover;background-position:center;}
.about-card{position:relative;margin-left:50%;width:50%;min-height:360px;padding:50px;background:#fff;
  box-shadow:var(--shadow);}
.about-card .about-title{font-size:24px;color:var(--text-dark);font-weight:bold;}
.about-card .about-sub{color:var(--muted);margin:8px 0 18px;font-size:14px;}
.about-card .about-desc{line-height:2;color:var(--text);font-size:15px;}
.about-card .about-stats{display:flex;gap:30px;margin-top:26px;flex-wrap:wrap;}
.about-card .about-stats .stat-num{font-size:34px;color:var(--green-dark);font-family:Arial;font-weight:bold;}
.about-card .about-stats .stat-lbl{font-size:13px;color:var(--muted);}
.about-card .about-cta{margin-top:28px;}

/* =====================================================================
   新闻动态（对应参考站 news-list，3 栏，hover 日期框下滑变绿）
   ===================================================================== */
.news-list{display:flex;flex-wrap:wrap;margin:0 -16px;}
.news-item{width:33.333%;padding:110px 16px 0;position:relative;cursor:pointer;transition:all .5s;}
.news-item .news-date{position:absolute;top:0;left:16px;right:16px;height:100px;background:#fff;padding:26px 0;text-align:center;z-index:2;transition:all .5s;}
.news-item .news-date .mm-dd{display:block;font-size:32px;line-height:1.1;color:var(--text-dark);}
.news-item .news-date .yyyy{display:block;color:var(--muted);font-size:14px;}
.news-item .news-body{padding:26px 0;border-top:1px solid #d3d7dc;transition:all .5s;}
.news-item .news-body .news-title{display:block;font-size:18px;color:var(--text-dark);margin-bottom:14px;font-weight:bold;}
.news-item .news-body .news-desc{color:var(--muted);font-size:14px;line-height:1.7;height:60px;overflow:hidden;}
.news-item:hover{padding-top:0;}
.news-item:hover .news-date{top:120px;background:var(--green);}
.news-item:hover .news-date .mm-dd,.news-item:hover .news-date .yyyy{color:#fff;}
.news-item:hover .news-body{border-top:2px solid var(--green);}
.news-item:hover .news-body .news-title{color:var(--green-dark);}

/* =====================================================================
   荣誉资质（对应参考站 zhengshu-list，4 栏）
   ===================================================================== */
.section-honor{background:var(--bg-a);}
.honor-grid{display:flex;flex-wrap:wrap;margin:0 -20px;}
.honor-card{width:25%;padding:0 20px;text-align:center;}
.honor-card .honor-img{background:#fff;height:300px;display:flex;align-items:center;justify-content:center;padding:24px;transition:all .5s;}
.honor-card .honor-img img{max-width:100%;max-height:100%;object-fit:contain;}
.honor-card:hover .honor-img{box-shadow:var(--shadow);}
.honor-card .honor-name{font-size:16px;color:var(--text-dark);padding:18px 0;}

/* =====================================================================
   合作伙伴（对应参考站 partner-list，5 栏）
   ===================================================================== */
.partner-list{display:flex;flex-wrap:wrap;margin:0 -1px -30px;}
.partner-item{width:20%;padding:0 1px 30px;}
.partner-item .partner-img{width:100%;height:120px;border:1px solid #eeefef;background:#fff;
  display:flex;align-items:center;justify-content:center;overflow:hidden;transition:all .5s;position:relative;z-index:1;}
.partner-item .partner-img img{width:100%;height:100%;object-fit:cover;}
.partner-item:hover .partner-img{box-shadow:0 3px 30px rgba(90,90,90,.3);z-index:9;}
.partner-item .partner-name{display:block;padding:14px;text-align:center;color:var(--muted);font-size:15px;}

/* =====================================================================
   友情链接（对应参考站 section-flink）
   ===================================================================== */
.section-flink{background:var(--bg-a);padding:30px 0;}
.flink-box{display:flex;align-items:center;padding:14px 20px;border:1px solid var(--border);}
.flink-label{display:inline-block;line-height:30px;padding:0 12px;color:var(--green);font-size:15px;font-weight:bold;flex-shrink:0;}
.flink-links{flex:1;padding-left:14px;}
.flink-links a{display:inline-block;margin:0 16px 6px 0;line-height:30px;font-size:15px;color:var(--text);}
.flink-links a:hover{color:var(--green);}

/* =====================================================================
   按钮
   ===================================================================== */
.btn-primary,.btn-outline{
  display:inline-block;cursor:pointer;transition:all .8s;
  padding:0 36px;line-height:40px;border-radius:22px;font-size:15px;border:0;
}
.btn-primary{background:var(--green);color:#fff!important;}
.btn-primary:hover{opacity:.85;}
.btn-outline{background:transparent;border:1px solid #ccc;color:var(--text-dark);}
.btn-outline:hover{background:var(--green);border-color:var(--green);color:#fff;}
.btn-block{display:block;width:100%;text-align:center;}

/* =====================================================================
   内页 Banner + 面包屑
   ===================================================================== */
.n-banner{position:relative;height:340px;background-size:cover;background-position:center;}
.n-banner .n-banner-mask{position:absolute;inset:0;background:rgba(33,55,82,.55);}
.n-banner .n-banner-content{position:relative;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;color:#fff;z-index:2;}
.n-banner .n-banner-content h1{font-size:38px;color:#fff;font-weight:300;}
.n-banner .n-banner-content .n-banner-en{font-size:16px;color:rgba(255,255,255,.8);margin-top:10px;letter-spacing:3px;}

/* 面包屑 ntit > ntt */
.ntit{background:#fff;border-bottom:1px solid var(--border);}
.ntit .ntt{display:flex;align-items:center;justify-content:space-between;height:80px;}
.ntit .ntt-left h1{font-size:24px;color:var(--text-dark);}
.ntit .ntt-left i{font-size:13px;color:var(--muted);font-style:normal;display:block;margin-top:4px;letter-spacing:2px;}
.ntit .weiz{font-size:14px;color:var(--muted);}
.ntit .weiz a{color:var(--muted);}
.ntit .weiz a:hover,.ntit .weiz .cur{color:var(--green);}
.ntit .weiz .sep{margin:0 6px;color:#ccc;}

/* 通用正文 */
.main{padding:60px 0;min-height:400px;}
.contentbox p{margin-bottom:20px;line-height:2;font-size:15px;color:var(--text);text-indent:2em;}
.contentbox img{margin:20px auto;border-radius:6px;}

/* =====================================================================
   产品列表页 / 相关产品
   ===================================================================== */
.product-grid{display:flex;flex-wrap:wrap;margin:0 -12px;}
.product-card{width:25%;padding:0 12px;margin-bottom:36px;}
.product-card .product-pts{display:block;background:#fff;border-bottom:2px solid #fff;transition:all .5s;cursor:pointer;}
.product-card .product-img{width:100%;height:0;padding-bottom:100%;overflow:hidden;position:relative;}
.product-card .product-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:all .5s;}
.product-card .product-name{font-size:16px;color:var(--text-dark);padding:16px 16px 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.product-card .product-desc{font-size:13px;color:var(--muted);padding:0 16px 18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.product-card:hover .product-pts{background:#fff;border-bottom:2px solid var(--green);box-shadow:0 0 20px rgba(90,90,90,.25);}
.product-card:hover .product-img img{transform:scale(1.08);}
.product-card:hover .product-name{color:var(--green-dark);}

/* =====================================================================
   产品详情页
   ===================================================================== */
.product-detail{display:flex;gap:50px;flex-wrap:wrap;align-items:flex-start;}
.product-gallery{width:calc(50% - 30px);}
.product-gallery .product-main-img{width:100%;height:460px;overflow:hidden;border:1px solid var(--border);}
.product-gallery .product-main-img img{width:100%;height:100%;object-fit:cover;}
.product-gallery .product-thumbs{display:flex;gap:12px;margin-top:14px;}
.product-gallery .product-thumbs img{width:96px;height:80px;object-fit:cover;border:1px solid var(--border);cursor:pointer;transition:all .3s;}
.product-gallery .product-thumbs img:hover{border-color:var(--green);}
.product-info{width:calc(50% - 30px);}
.product-info .product-info-name{font-size:28px;color:var(--text-dark);font-weight:bold;margin-bottom:14px;}
.product-info .product-info-desc{color:var(--muted);font-size:15px;line-height:1.9;margin-bottom:24px;}
.product-params{width:100%;margin-top:20px;}
.product-params table{width:100%;border-collapse:collapse;font-size:15px;}
.product-params th,.product-params td{border:1px solid var(--border);padding:13px 18px;text-align:left;}
.product-params th{background:var(--bg-a);color:var(--text-dark);width:24%;font-weight:bold;}
.product-params td{color:var(--text);}
.detail-block{margin-top:50px;}
.detail-block .block-title{font-size:22px;color:var(--green-dark);margin-bottom:24px;padding-left:14px;border-left:5px solid var(--green);}
.product-features{display:flex;flex-wrap:wrap;margin:0 -12px;}
.product-features .feat-item{width:25%;padding:0 12px;text-align:center;margin-bottom:24px;}
.product-features .feat-icon{width:64px;height:64px;margin:0 auto 12px;color:var(--green-dark);display:flex;align-items:center;justify-content:center;}
.product-features .feat-icon svg{width:40px;height:40px;display:block;}
.product-features .feat-name{font-size:15px;color:var(--text-dark);font-weight:bold;}

/* =====================================================================
   新闻列表页
   ===================================================================== */
.article-list{margin-top:10px;}
.article-item{display:flex;gap:30px;padding:28px 0;border-top:1px solid #ebebeb;transition:box-shadow .3s;align-items:flex-start;}
.article-item:first-child{border-top:0;}
.article-item:hover{background:#fff;box-shadow:var(--shadow);padding:28px 20px;margin:0 -20px;border-top:0;}
.article-item .article-thumb{width:280px;height:180px;flex-shrink:0;overflow:hidden;}
.article-item .article-thumb img{width:100%;height:100%;object-fit:cover;transition:all .5s;}
.article-item:hover .article-thumb img{transform:scale(1.06);}
.article-item .article-body{flex:1;}
.article-item .article-title{font-size:20px;color:var(--text-dark);font-weight:bold;margin-bottom:14px;}
.article-item:hover .article-title{color:var(--green);}
.article-item .article-desc{color:var(--muted);font-size:14px;line-height:1.9;height:80px;overflow:hidden;}
.article-item .article-meta{margin-top:14px;font-size:13px;color:var(--muted);}
.article-item .article-meta .article-date{color:var(--green-dark);font-weight:bold;}

/* =====================================================================
   新闻详情页
   ===================================================================== */
.article-detail{max-width:900px;margin:0 auto;}
.article-detail .article-detail-title{font-size:30px;color:var(--text-dark);font-weight:bold;text-align:center;margin-bottom:16px;}
.article-detail .article-detail-meta{text-align:center;color:var(--muted);font-size:14px;padding-bottom:20px;border-bottom:1px solid var(--border);margin-bottom:30px;}
.article-detail .article-detail-meta span{margin:0 12px;}
.article-item .article-meta svg,.article-detail .article-detail-meta svg{width:14px;height:14px;vertical-align:-2px;margin-right:4px;display:inline-block;}
.product-info .fc-ico{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;color:var(--green);vertical-align:middle;margin-right:4px;}
.product-info .fc-ico svg{width:18px;height:18px;display:block;}
.article-detail .article-detail-content p{margin-bottom:22px;line-height:2;font-size:15px;color:var(--text);text-indent:2em;}
.article-detail .article-detail-content h3{font-size:20px;color:var(--green-dark);margin:28px 0 16px;font-weight:bold;}
.article-detail .article-detail-content img{margin:24px auto;border-radius:6px;}
.article-nav{display:flex;margin-top:50px;border-top:1px solid var(--border);padding-top:24px;gap:20px;}
.article-nav .nav-box{flex:1;padding:18px 20px;background:var(--bg-a);transition:all .3s;overflow:hidden;}
.article-nav .nav-box:hover{background:var(--green);color:#fff;}
.article-nav .nav-box .nav-lbl{font-size:13px;display:block;}
.article-nav .nav-box .nav-tit{font-size:15px;display:block;margin-top:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.article-nav .nav-box.next{text-align:right;}

/* =====================================================================
   关于我们页（时间轴 / 企业文化 / 团队）
   ===================================================================== */
.about-intro{display:flex;gap:50px;flex-wrap:wrap;align-items:center;}
.about-intro .about-intro-img{width:46%;}
.about-intro .about-intro-img img{width:100%;border-radius:6px;}
.about-intro .about-intro-text{width:48%;}
.about-intro .about-intro-text h3{font-size:26px;color:var(--text-dark);margin-bottom:18px;font-weight:bold;}
.about-intro .about-intro-text p{margin-bottom:16px;line-height:2;font-size:15px;color:var(--text);}

.timeline{position:relative;margin-top:30px;padding-left:30px;}
.timeline:before{content:"";position:absolute;left:6px;top:0;bottom:0;width:2px;background:var(--border);}
.timeline-item{position:relative;padding:0 0 36px 30px;}
.timeline-item:before{content:"";position:absolute;left:-30px;top:4px;width:14px;height:14px;border-radius:50%;background:var(--green);border:3px solid #fff;box-shadow:0 0 0 2px var(--green);}
.timeline-item .tl-year{font-size:20px;color:var(--green-dark);font-weight:bold;font-family:Arial;}
.timeline-item .tl-title{font-size:17px;color:var(--text-dark);font-weight:bold;margin:6px 0;}
.timeline-item .tl-desc{font-size:14px;color:var(--muted);line-height:1.8;}

.culture-grid{display:flex;flex-wrap:wrap;margin:0 -20px;}
.culture-card{width:33.333%;padding:0 20px;text-align:center;margin-bottom:30px;}
.culture-card .culture-icon{width:84px;height:84px;margin:0 auto 18px;color:var(--green-dark);display:flex;align-items:center;justify-content:center;}
.culture-card .culture-icon svg{width:50px;height:50px;display:block;}
.culture-card .culture-title{font-size:20px;font-weight:bold;color:var(--text-dark);margin-bottom:14px;}
.culture-card .culture-desc{font-size:15px;color:var(--muted);line-height:1.9;}

.team-grid{display:flex;flex-wrap:wrap;margin:0 -16px;}
.team-card{width:25%;padding:0 16px;text-align:center;margin-bottom:30px;}
.team-card .team-avatar{width:140px;height:140px;border-radius:50%;overflow:hidden;margin:0 auto 16px;border:4px solid #fff;box-shadow:var(--shadow-sm);}
.team-card .team-avatar img{width:100%;height:100%;object-fit:cover;}
.team-card .team-name{font-size:18px;font-weight:bold;color:var(--text-dark);}
.team-card .team-role{font-size:14px;color:var(--green-dark);margin-top:6px;}

.block-title-a{font-size:28px;color:var(--green-dark);text-align:center;font-weight:300;margin-bottom:10px;}
.block-sub-a{text-align:center;color:var(--muted);margin-bottom:40px;}

/* =====================================================================
   联系我们页
   ===================================================================== */
.contact-info{display:flex;flex-wrap:wrap;margin:0 -16px;}
.contact-item{width:33.333%;padding:0 16px;text-align:center;margin-bottom:30px;}
.contact-item .contact-icon{width:70px;height:70px;margin:0 auto 16px;color:#fff;background:var(--green);border-radius:50%;
  display:flex;align-items:center;justify-content:center;}
.contact-item .contact-icon svg{width:34px;height:34px;display:block;}
.contact-item .contact-label{font-size:16px;color:var(--text-dark);font-weight:bold;margin-bottom:8px;}
.contact-item .contact-value{font-size:15px;color:var(--muted);line-height:1.7;word-break:break-all;}
.contact-form{max-width:760px;margin:20px auto 0;}
.form-row{display:flex;gap:20px;flex-wrap:wrap;}
.form-group{margin-bottom:18px;flex:1;}
.form-group.full{width:100%;}
.form-group label{display:block;font-size:14px;color:var(--text-dark);margin-bottom:8px;}
.form-group .inp,.form-group .textarea{width:100%;height:44px;line-height:24px;padding:10px 14px;border:1px solid #e5e5e5;font-size:15px;font-family:inherit;}
.form-group .textarea{height:140px;resize:vertical;}
.form-group .inp:focus,.form-group .textarea:focus{border-color:var(--green);outline:none;}
.contact-form .btn-primary{margin-top:8px;padding:0 50px;line-height:48px;}

/* =====================================================================
   页脚
   ===================================================================== */
.site-footer{background:var(--footer);padding:60px 0 0;color:var(--footer-text);font-size:15px;}
.footer-grid{display:flex;flex-wrap:wrap;margin:0 -16px;}
.footer-col{padding:0 16px;margin-bottom:30px;}
.footer-col.f-about{width:30%;}
.footer-col.f-nav{width:18%;}
.footer-col.f-pro{width:20%;}
.footer-col.f-contact{width:32%;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-brand .brand-icon{width:42px;height:42px;}
.footer-brand .brand-name{font-size:18px;color:#adbac5;font-weight:bold;}
.footer-col .f-desc{line-height:1.9;color:var(--footer-text);font-size:14px;}
.footer-col h4{font-size:16px;color:#adbac5;margin-bottom:18px;font-weight:bold;}
.footer-links li{margin-bottom:12px;}
.footer-links li a{color:var(--footer-text);font-size:14px;}
.footer-links li a:hover{color:#fff;}
.footer-contact li{margin-bottom:14px;font-size:14px;line-height:1.7;}
.footer-contact li .fc-ico{display:inline-block;width:18px;height:18px;text-align:center;color:var(--green);margin-right:6px;vertical-align:middle;}
.footer-contact li .fc-ico svg{width:16px;height:16px;display:inline-block;vertical-align:middle;}
.footer-qr{margin-top:18px;text-align:center;}
.footer-qr img{width:120px;height:120px;margin:0 auto 8px;background:#fff;padding:6px;border-radius:6px;}
.footer-qr .qr-text{font-size:13px;color:var(--footer-text);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:18px 0;text-align:center;font-size:13px;color:var(--footer-text);}
.footer-bottom a{color:var(--footer-text);}
.footer-bottom a:hover{color:#fff;}

/* =====================================================================
   返回顶部
   ===================================================================== */
.back-top{position:fixed;right:24px;bottom:30px;width:46px;height:46px;background:var(--green);color:#fff;
  border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:22px;
  z-index:99;opacity:0;visibility:hidden;transition:all .3s;box-shadow:0 3px 14px rgba(0,0,0,.2);}
.back-top.show{opacity:1;visibility:visible;}
.back-top:hover{background:var(--green-dark);}

/* =====================================================================
   响应式：平板 (768-1024px)
   ===================================================================== */
@media (max-width:1024px){
  .container{width:100%;padding:0 20px;}
  .feature-card{width:50%;}
  .process-item{width:33.333%;}
  .product-card{width:33.333%;}
  .honor-card{width:50%;}
  .partner-item{width:33.333%;}
  .case-item{width:33.333%;}
  .case-item.case-big{width:50%;}
  .culture-card{width:50%;}
  .team-card{width:33.333%;}
  .banner-title{font-size:34px;}
  .banner-slides{height:420px;}
  .footer-col.f-about{width:100%;}
  .footer-col.f-nav,.footer-col.f-pro{width:33.333%;}
  .footer-col.f-contact{width:33.333%;}
  .product-detail{flex-direction:column;}
  .product-gallery,.product-info{width:100%;}
  .material-stage{display:block;width:100%!important;padding-left:40px;margin-bottom:30px;}
  .material-stage .stage-pics{height:auto;grid-template-columns:1fr 1fr!important;grid-template-rows:auto!important;}
  .material-stage:not(:first-child):before{top:18px;}
}

/* =====================================================================
   响应式：手机 (<768px)
   ===================================================================== */
@media (max-width:767px){
  body{font-size:13px;padding-top:0;}
  .site-header{position:relative;}
  .site-header .container{height:auto;flex-wrap:wrap;padding:10px 16px;}
  .header-phone{display:none;}
  .main-nav{position:relative;width:100%;}
  .nav-list{position:absolute;left:-16px;right:-16px;top:44px;flex-direction:column;background:#fff;
    height:0;overflow:hidden;transition:height .4s;box-shadow:0 6px 14px rgba(0,0,0,.1);z-index:50;}
  .main-nav.open .nav-list{height:auto;}
  .nav-item{margin-left:0;width:100%;border-top:1px solid #eee;}
  .nav-item>a{line-height:46px;font-size:15px;text-align:left;padding:0 20px;}
  .nav-item .submenu{position:static;width:100%;opacity:1;height:auto;overflow:hidden;display:none;box-shadow:none;margin:0;}
  .nav-item.has-sub.expanded .submenu{display:block;}
  .nav-item.has-sub .submenu li a{line-height:40px;padding-left:36px;}
  .nav-toggle{display:flex;}

  .banner-slides{height:240px;}
  .banner-title{font-size:22px;}
  .banner-sub{font-size:13px;margin-top:10px;}
  .banner-arrow{width:36px;height:36px;font-size:18px;}
  .banner-arrow.prev{left:8px;}
  .banner-arrow.next{right:8px;}
  .banner-content{padding:0 24px;}
  .banner-cta{margin-top:18px;}

  .section{padding:40px 0;}
  .space-tb-l{padding-top:40px;padding-bottom:40px;}
  .section-title{font-size:24px;}
  .quick-bar{position:static;transform:none;width:100%;flex-direction:column;top:0;}
  .quick-item:first-child:after{display:none;}
  .quick-item{border-bottom:1px solid var(--border);}

  .feature-card{width:100%;padding:20px;}
  .feature-card .feature-iconbox{width:90px;height:90px;}
  .process-item{width:100%;}
  .news-item{width:100%;margin-bottom:10px;}
  .honor-card{width:100%;}
  .honor-card .honor-img{height:240px;}
  .partner-item{width:50%;}
  .case-list{flex-direction:column;}
  .case-item,.case-item.case-big{width:100%;height:auto;}
  .case-item .case-img,.case-item.case-big .case-img{position:relative;height:200px;width:100%;}
  .case-item.case-big .case-body{position:relative;}

  .about-split .about-img{position:relative;width:100%;height:240px;}
  .about-card{margin-left:0;width:100%;padding:30px;min-height:0;}

  .product-card{width:50%;}
  .culture-card{width:100%;}
  .team-card{width:50%;}
  .product-features .feat-item{width:50%;}
  .contact-item{width:100%;}
  .article-item{flex-direction:column;}
  .article-item .article-thumb{width:100%;height:200px;}
  .article-item:hover{padding:20px 0;margin:0;}

  .n-banner{height:200px;}
  .n-banner .n-banner-content h1{font-size:24px;}
  .ntit .ntt{height:auto;flex-direction:column;align-items:flex-start;padding:16px 0;gap:8px;}

  .product-grid{margin:0 -8px;}
  .product-card{padding:0 8px;}

  .footer-grid{margin:0;}
  .footer-col.f-about,.footer-col.f-nav,.footer-col.f-pro,.footer-col.f-contact{width:100%;}
  .back-top{right:14px;bottom:20px;width:40px;height:40px;font-size:18px;}
}