@charset "utf-8";
/* =========================================================
   贵州友趣商贸有限公司 · 滨州联塑管道总代理
   仿制参考：响应式给水管道门阀模板，主色 #2E92B2
   ========================================================= */
:root{
  --blue:#2e92b2;
  --blue-dark:#1b7591;
  --blue-deep:#0f4459;
  --cyan:#5cc6df;
  --light:#eff8fb;
  --text:#26363d;
  --muted:#6b7f88;
  --line:#e2edf1;
  --white:#fff;
  --shadow:0 10px 30px rgba(16,71,89,.10);
  --radius:8px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",Arial,sans-serif;font-size:15px;line-height:1.8;color:var(--text);background:#fff;}
a{color:var(--text);text-decoration:none;transition:color .25s ease,background .25s ease;}
a:hover{color:var(--blue);}
img{max-width:100%;border:0;vertical-align:middle;}
ul,li{list-style:none;}
h1,h2,h3,h4,h5{font-weight:700;line-height:1.35;}
input,textarea,button,select{font-family:inherit;font-size:14px;outline:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.clearfix::after{content:"";display:block;clear:both;}
.text-center{text-align:center;}
.mt20{margin-top:20px;}
.mt30{margin-top:30px;}
.mt40{margin-top:40px;}
.hide{display:none!important;}

/* ---------------- 顶部条 ---------------- */
.topbar{background:var(--blue-deep);color:#cfe6ee;font-size:13px;line-height:36px;}
.topbar .container{display:flex;justify-content:space-between;align-items:center;}
.topbar a{color:#cfe6ee;}
.topbar a:hover{color:#fff;}
.topbar .top-tel{font-weight:700;color:#fff;}
.topbar .top-tel span{color:var(--cyan);}

/* ---------------- 头部 ---------------- */
.header{position:sticky;top:0;z-index:1000;background:#fff;box-shadow:0 2px 12px rgba(20,80,100,.06);}
.header-in{height:86px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.logo-mark{width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--cyan));position:relative;box-shadow:0 6px 14px rgba(46,146,178,.28);}
.logo-mark::before{content:"";position:absolute;left:11px;top:11px;width:24px;height:24px;border:4px solid #fff;border-radius:50%;border-bottom-color:rgba(255,255,255,.35);transform:rotate(-35deg);}
.logo-mark::after{content:"";position:absolute;right:6px;bottom:7px;width:8px;height:8px;border-radius:50%;background:#fff;}
.logo-txt b{display:block;font-size:23px;letter-spacing:2px;color:var(--blue-deep);line-height:1.2;}
.logo-txt span{display:block;font-size:11px;color:var(--muted);letter-spacing:1.5px;line-height:1.6;}
.nav{flex:1 1 auto;display:flex;justify-content:flex-end;}
.nav>ul{display:flex;align-items:center;}
.nav>ul>li{position:relative;}
.nav>ul>li>a{display:block;padding:0 18px;line-height:86px;font-size:16px;color:#2f3f46;position:relative;}
.nav>ul>li>a::after{content:"";position:absolute;left:50%;bottom:20px;width:0;height:2px;background:var(--blue);transform:translateX(-50%);transition:width .3s;}
.nav>ul>li:hover>a,.nav>ul>li.active>a{color:var(--blue);}
.nav>ul>li:hover>a::after,.nav>ul>li.active>a::after{width:24px;}
.nav .submenu{position:absolute;left:0;top:86px;min-width:190px;background:#fff;box-shadow:0 12px 30px rgba(16,71,89,.14);padding:8px 0;opacity:0;visibility:hidden;transform:translateY(10px);transition:all .28s;}
.nav>ul>li:hover .submenu{opacity:1;visibility:visible;transform:translateY(0);}
.nav .submenu a{display:block;padding:10px 22px;font-size:14px;color:#445860;white-space:nowrap;}
.nav .submenu a:hover{background:var(--light);color:var(--blue);padding-left:26px;}
.nav .submenu a i{font-style:normal;color:var(--blue);margin-right:6px;}
.header-tel{display:flex;align-items:center;gap:10px;padding-left:18px;border-left:1px dashed var(--line);flex:0 0 auto;}
.header-tel .ico{width:38px;height:38px;border-radius:50%;background:var(--light);display:flex;align-items:center;justify-content:center;color:var(--blue);}
.header-tel .ico svg{width:20px;height:20px;}
.header-tel small{display:block;font-size:12px;color:var(--muted);line-height:1.4;}
.header-tel b{display:block;font-size:19px;color:var(--blue);line-height:1.3;letter-spacing:.5px;}
.menu-toggle{display:none;width:44px;height:44px;border:0;background:var(--light);border-radius:6px;cursor:pointer;}
.menu-toggle span{display:block;width:22px;height:2px;background:var(--blue-deep);margin:5px auto;transition:.3s;}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle.open span:nth-child(2){opacity:0;}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------------- 首屏轮播 ---------------- */
.hero{position:relative;overflow:hidden;height:560px;background:var(--blue-deep);}
.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity .9s ease;display:flex;align-items:center;}
.hero-slide.active{opacity:1;}
.hero-slide::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,40,54,.82) 0%,rgba(9,55,72,.55) 45%,rgba(9,55,72,.12) 100%);}
.hero-content{position:relative;z-index:2;max-width:660px;color:#fff;transform:translateY(18px);opacity:0;transition:all .8s .25s;}
.hero-slide.active .hero-content{transform:translateY(0);opacity:1;}
.hero-eyebrow{display:inline-block;font-size:13px;letter-spacing:3px;color:var(--cyan);border:1px solid rgba(92,198,223,.5);padding:5px 14px;border-radius:30px;margin-bottom:18px;}
.hero-content h1{font-size:46px;line-height:1.3;margin-bottom:16px;text-shadow:0 4px 16px rgba(0,0,0,.2);}
.hero-content h1 em{font-style:normal;color:#8fe1f2;}
.hero-content p{font-size:17px;color:#dceff5;margin-bottom:30px;max-width:560px;}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:140px;height:46px;padding:0 26px;border-radius:4px;font-size:15px;font-weight:700;letter-spacing:1px;transition:all .28s;border:1px solid transparent;}
.btn-primary{background:var(--blue);color:#fff;}
.btn-primary:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(46,146,178,.35);}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;}
.btn-ghost:hover{background:#fff;color:var(--blue-dark);}
.hero-dots{position:absolute;left:50%;bottom:28px;transform:translateX(-50%);z-index:5;display:flex;gap:10px;}
.hero-dots button{width:34px;height:4px;border:0;background:rgba(255,255,255,.35);cursor:pointer;transition:.3s;padding:0;}
.hero-dots button.active{background:var(--cyan);}
.hero-scroll{position:absolute;right:40px;bottom:30px;z-index:5;color:rgba(255,255,255,.6);font-size:12px;letter-spacing:2px;writing-mode:vertical-rl;}

/* ---------------- 通用标题 ---------------- */
.section{padding:76px 0;}
.section.light{background:var(--light);}
.section.white{background:#fff;}
.section-head{text-align:center;margin-bottom:44px;}
.section-head .en{display:block;font-size:13px;letter-spacing:5px;color:var(--blue);text-transform:uppercase;font-weight:700;margin-bottom:6px;}
.section-head h2{font-size:32px;color:var(--blue-deep);letter-spacing:2px;}
.section-head .line{width:52px;height:3px;background:var(--blue);margin:16px auto 0;position:relative;}
.section-head .line::before,.section-head .line::after{content:"";position:absolute;top:0;width:10px;height:3px;background:var(--cyan);}
.section-head .line::before{left:-16px;}
.section-head .line::after{right:-16px;}
.section-head p{margin-top:14px;color:var(--muted);font-size:14px;}
.section-more{text-align:center;margin-top:40px;}
.section-more a{display:inline-flex;align-items:center;gap:8px;padding:11px 30px;border:1px solid var(--line);border-radius:40px;color:var(--muted);font-size:14px;}
.section-more a:hover{border-color:var(--blue);color:var(--blue);background:#fff;}

/* ---------------- 产品分类卡片 ---------------- */
.cate-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.cate-card{position:relative;border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:var(--shadow);transition:transform .35s,box-shadow .35s;}
.cate-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(16,71,89,.18);}
.cate-card .img{height:190px;overflow:hidden;}
.cate-card .img img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.cate-card:hover .img img{transform:scale(1.06);}
.cate-card .txt{position:relative;padding:20px 22px 24px;background:#fff;}
.cate-card .txt::before{content:"";position:absolute;left:22px;top:0;width:34px;height:3px;background:var(--blue);}
.cate-card h3{font-size:19px;margin-bottom:4px;}
.cate-card h3 a{color:var(--blue-deep);}
.cate-card span{font-size:12px;letter-spacing:1px;color:var(--muted);display:block;}
.cate-card .arrow{position:absolute;right:20px;top:24px;width:32px;height:32px;border-radius:50%;background:var(--light);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:16px;transition:.3s;}
.cate-card:hover .arrow{background:var(--blue);color:#fff;}

/* ---------------- 产品网格 ---------------- */
.prod-tabs{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-bottom:34px;}
.prod-tabs button{border:1px solid var(--line);background:#fff;color:#4b616a;padding:9px 24px;border-radius:30px;cursor:pointer;font-size:14px;transition:.25s;}
.prod-tabs button:hover{border-color:var(--blue);color:var(--blue);}
.prod-tabs button.active{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 6px 16px rgba(46,146,178,.25);}
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.prod-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .3s;}
.prod-card:hover{border-color:var(--blue);box-shadow:0 14px 34px rgba(16,71,89,.14);transform:translateY(-4px);}
.prod-card .pic{display:block;height:205px;overflow:hidden;background:#f4fafc;position:relative;}
.prod-card .pic img{width:100%;height:100%;object-fit:cover;transition:transform .45s;}
.prod-card:hover .pic img{transform:scale(1.05);}
.prod-card .body{padding:18px 20px 20px;position:relative;}
.prod-card .body::after{content:"→";position:absolute;right:20px;bottom:20px;color:#c3d7de;font-size:18px;transition:.3s;}
.prod-card:hover .body::after{color:var(--blue);}
.prod-card h3{font-size:17px;margin-bottom:6px;padding-right:26px;}
.prod-card h3 a{color:var(--blue-deep);}
.prod-card .desc{font-size:13px;color:var(--muted);height:44px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.7;}
.prod-card .tag{display:inline-block;font-size:12px;color:var(--blue);background:var(--light);padding:2px 10px;border-radius:3px;margin-top:10px;}

/* ---------------- 关于我们 ---------------- */
.about-wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;}
.about-txt .en{font-size:13px;letter-spacing:4px;color:var(--blue);font-weight:700;}
.about-txt h2{font-size:34px;color:var(--blue-deep);margin:10px 0 20px;line-height:1.35;}
.about-txt h2 em{font-style:normal;color:var(--blue);}
.about-txt p{color:#5c717a;margin-bottom:16px;text-align:justify;}
.about-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:28px 0 32px;border-top:1px dashed var(--line);padding-top:26px;}
.about-stats b{display:block;font-size:28px;color:var(--blue);line-height:1.2;font-family:Georgia,serif;}
.about-stats span{font-size:13px;color:var(--muted);}
.about-img{position:relative;padding:0 0 26px 26px;}
.about-img::before{content:"";position:absolute;left:0;top:26px;width:70%;height:78%;border:8px solid var(--light);z-index:0;}
.about-img img{position:relative;z-index:1;width:100%;height:420px;object-fit:cover;border-radius:4px;box-shadow:var(--shadow);}
.about-badge{position:absolute;right:0;bottom:0;z-index:2;background:var(--blue);color:#fff;padding:18px 22px;text-align:center;border-radius:4px;box-shadow:0 10px 24px rgba(46,146,178,.3);}
.about-badge b{display:block;font-size:26px;line-height:1.2;font-family:Georgia,serif;}
.about-badge span{font-size:12px;letter-spacing:1px;}

/* ---------------- 服务优势 ---------------- */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.adv-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 26px;text-align:center;transition:.3s;position:relative;overflow:hidden;}
.adv-item::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:.35s;}
.adv-item:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:transparent;}
.adv-item:hover::before{transform:scaleX(1);}
.adv-ico{width:66px;height:66px;margin:0 auto 18px;border-radius:50%;background:var(--light);display:flex;align-items:center;justify-content:center;color:var(--blue);transition:.3s;}
.adv-item:hover .adv-ico{background:var(--blue);color:#fff;}
.adv-ico svg{width:30px;height:30px;}
.adv-item h3{font-size:18px;margin-bottom:8px;color:var(--blue-deep);}
.adv-item p{font-size:13px;color:var(--muted);line-height:1.8;}

/* ---------------- 新闻 ---------------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.news-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:0 6px 20px rgba(16,71,89,.07);transition:.3s;display:flex;flex-direction:column;}
.news-card:hover{transform:translateY(-5px);box-shadow:0 16px 36px rgba(16,71,89,.14);}
.news-card .pic{display:block;height:205px;overflow:hidden;position:relative;}
.news-card .pic img{width:100%;height:100%;object-fit:cover;transition:transform .45s;}
.news-card:hover .pic img{transform:scale(1.06);}
.news-card .date{position:absolute;left:0;bottom:0;background:rgba(15,68,89,.85);color:#fff;font-size:12px;padding:6px 14px;letter-spacing:1px;}
.news-card .body{padding:20px 22px 22px;flex:1;display:flex;flex-direction:column;}
.news-card .kind{display:inline-block;font-size:12px;color:var(--blue);margin-bottom:8px;}
.news-card h3{font-size:17px;line-height:1.55;margin-bottom:10px;}
.news-card h3 a{color:var(--blue-deep);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card p{font-size:13px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px;}
.news-card .more{margin-top:auto;font-size:13px;color:#9bb1b9;}
.news-card:hover .more{color:var(--blue);}

/* ---------------- 仓库 ---------------- */
.ware-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.ware-item{position:relative;overflow:hidden;border-radius:6px;height:230px;}
.ware-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.ware-item::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(9,48,63,.75),rgba(9,48,63,0) 65%);}
.ware-item:hover img{transform:scale(1.07);}
.ware-item span{position:absolute;left:18px;bottom:16px;z-index:2;color:#fff;font-size:15px;letter-spacing:1px;}
.ware-item span::before{content:"";display:inline-block;width:16px;height:2px;background:var(--cyan);vertical-align:middle;margin-right:8px;}

/* ---------------- CTA ---------------- */
.cta{background:linear-gradient(100deg,var(--blue-deep),var(--blue) 55%,var(--cyan));color:#fff;padding:50px 0;position:relative;overflow:hidden;}
.cta::before{content:"";position:absolute;right:-80px;top:-120px;width:360px;height:360px;border:60px solid rgba(255,255,255,.08);border-radius:50%;}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:30px;position:relative;z-index:2;}
.cta h3{font-size:26px;letter-spacing:1px;margin-bottom:6px;}
.cta p{color:#d8f0f7;font-size:14px;}
.cta .phone{display:flex;align-items:center;gap:16px;}
.cta .phone .ico{width:58px;height:58px;border-radius:50%;background:rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;}
.cta .phone .ico svg{width:28px;height:28px;}
.cta .phone small{display:block;font-size:12px;color:#cbe9f3;}
.cta .phone b{display:block;font-size:30px;font-family:Georgia,serif;letter-spacing:1px;line-height:1.2;}

/* ---------------- 页脚 ---------------- */
.footer{background:#123c4d;color:#a9c8d2;font-size:14px;padding-top:60px;}
.footer a{color:#a9c8d2;}
.footer a:hover{color:#fff;}
.footer-top{display:grid;grid-template-columns:1.45fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer .f-logo{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer .f-logo .logo-mark{width:40px;height:40px;}
.footer .f-logo b{font-size:20px;color:#fff;letter-spacing:1px;display:block;line-height:1.3;}
.footer .f-logo span{font-size:11px;color:#7fb3c2;letter-spacing:1px;}
.footer .f-desc{font-size:13px;line-height:1.9;color:#8fb6c3;margin-bottom:16px;}
.footer .f-contact li{font-size:13px;margin-bottom:8px;color:#a9c8d2;}
.footer .f-contact li span{color:#6fa4b3;display:inline-block;min-width:56px;}
.footer h4{color:#fff;font-size:16px;margin-bottom:20px;padding-left:12px;position:relative;}
.footer h4::before{content:"";position:absolute;left:0;top:5px;width:3px;height:15px;background:var(--cyan);}
.footer .f-links li{margin-bottom:10px;}
.footer .f-links a{font-size:13px;}
.footer .f-qr{text-align:center;}
.footer .f-qr img{width:118px;height:118px;background:#fff;padding:6px;border-radius:4px;}
.footer .f-qr p{font-size:12px;color:#8fb6c3;margin-top:8px;}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 0;font-size:12px;color:#7ba5b3;}
.footer-bottom a{color:#7ba5b3;}
.footer-bottom .friend-links span{margin-right:6px;}
/* 悬浮客服 */
.float-bar{position:fixed;right:18px;bottom:90px;z-index:999;display:flex;flex-direction:column;gap:10px;}
.float-bar a,.float-bar button{width:46px;height:46px;border-radius:50%;background:#fff;box-shadow:0 6px 18px rgba(16,71,89,.18);display:flex;align-items:center;justify-content:center;color:var(--blue);border:0;cursor:pointer;}
.float-bar a:hover,.float-bar button:hover{background:var(--blue);color:#fff;}
.float-bar svg{width:20px;height:20px;}
/* 移动端底部条 */
.mobile-bar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:1000;background:#fff;box-shadow:0 -4px 16px rgba(16,71,89,.12);}
.mobile-bar ul{display:flex;}
.mobile-bar li{flex:1;border-right:1px solid var(--line);}
.mobile-bar li:last-child{border:0;}
.mobile-bar a{display:flex;flex-direction:column;align-items:center;justify-content:center;height:56px;font-size:12px;color:#4f646d;gap:2px;}
.mobile-bar a svg{width:19px;height:19px;color:var(--blue);}

/* ---------------- 内页 ---------------- */
.page-banner{height:210px;background:linear-gradient(105deg,var(--blue-deep),var(--blue) 65%,var(--cyan));position:relative;display:flex;align-items:center;overflow:hidden;}
.page-banner::before{content:"";position:absolute;right:4%;top:-60px;width:280px;height:280px;border:45px solid rgba(255,255,255,.09);border-radius:50%;}
.page-banner::after{content:"";position:absolute;left:38%;bottom:-80px;width:200px;height:200px;border:30px solid rgba(255,255,255,.05);border-radius:50%;}
.page-banner .container{position:relative;z-index:2;color:#fff;}
.page-banner h1{font-size:34px;letter-spacing:2px;margin-bottom:8px;}
.page-banner .en{font-size:12px;letter-spacing:4px;color:rgba(255,255,255,.72);text-transform:uppercase;}
.page-banner .position{margin-top:10px;font-size:13px;color:#d7eef4;}
.page-banner .position a{color:#d7eef4;}
.page-banner .position a:hover{color:#fff;}
.page-main{padding:56px 0 76px;background:#fff;}
.page-layout{display:grid;grid-template-columns:260px 1fr;gap:44px;align-items:start;}
.sidebar{background:var(--light);border-radius:6px;padding:26px 24px;}
.sidebar h3{font-size:19px;color:var(--blue-deep);padding-bottom:14px;border-bottom:1px solid #d7e8ee;margin-bottom:10px;}
.sidebar h3 span{display:block;font-size:11px;letter-spacing:2px;color:var(--blue);font-weight:400;margin-top:2px;text-transform:uppercase;}
.side-nav li{border-bottom:1px dashed #d9e8ed;}
.side-nav li:last-child{border:0;}
.side-nav a{display:flex;justify-content:space-between;align-items:center;padding:12px 4px;font-size:14px;color:#4f646d;}
.side-nav a::after{content:"›";color:#a7c2cb;font-size:16px;}
.side-nav a:hover,.side-nav li.active a{color:var(--blue);padding-left:8px;}
.side-nav li.active a{font-weight:700;}
.side-contact{margin-top:26px;background:#fff;border-radius:4px;padding:18px;text-align:center;}
.side-contact p{font-size:12px;color:var(--muted);}
.side-contact b{display:block;font-size:20px;color:var(--blue);font-family:Georgia,serif;margin:4px 0;}
.side-contact small{font-size:12px;color:var(--muted);}
.main-title{display:flex;align-items:flex-end;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:30px;gap:20px;flex-wrap:wrap;}
.main-title h2{font-size:26px;color:var(--blue-deep);}
.main-title p{font-size:12px;color:var(--muted);letter-spacing:1px;}
.main-title .count{font-size:13px;color:var(--muted);}
.main-title .count b{color:var(--blue);}

/* 产品列表 */
.plist{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.plist .prod-card .pic{height:185px;}
/* 新闻列表 */
.nlist{display:flex;flex-direction:column;gap:0;}
.nlist .news-row{display:flex;gap:24px;padding:22px 0;border-bottom:1px solid var(--line);}
.nlist .news-row:first-child{padding-top:0;}
.nlist .pic{flex:0 0 220px;height:140px;overflow:hidden;border-radius:4px;}
.nlist .pic img{width:100%;height:100%;object-fit:cover;transition:transform .45s;}
.nlist .news-row:hover .pic img{transform:scale(1.05);}
.nlist .txt{flex:1;min-width:0;}
.nlist .date{font-size:12px;color:#93aab2;margin-bottom:6px;}
.nlist .kind{display:inline-block;font-size:12px;color:var(--blue);background:var(--light);padding:1px 8px;border-radius:2px;margin-right:10px;}
.nlist h3{font-size:19px;line-height:1.5;margin-bottom:8px;}
.nlist h3 a{color:var(--blue-deep);}
.nlist p{font-size:13px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px;}
.nlist .more{font-size:13px;color:#9db3bb;}
/* 分页 */
.pagination{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin-top:44px;}
.pagination a,.pagination span{min-width:38px;height:38px;line-height:36px;text-align:center;padding:0 12px;border:1px solid var(--line);border-radius:4px;font-size:13px;color:#5a7079;background:#fff;}
.pagination a:hover{border-color:var(--blue);color:var(--blue);}
.pagination .cur,.pagination .active{background:var(--blue);border-color:var(--blue);color:#fff;}
.pagination .disabled{color:#b9c9cf;}
.empty{padding:70px 0;text-align:center;color:var(--muted);font-size:15px;}
/* 详情 */
.detail-head{text-align:center;padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:30px;}
.detail-head h1{font-size:30px;color:var(--blue-deep);margin-bottom:12px;}
.detail-head .meta{font-size:13px;color:#93aab2;}
.detail-head .meta span{margin:0 10px;}
.article{font-size:15px;line-height:2;color:#3c4f57;}
.article p{margin-bottom:18px;text-align:justify;}
.article img{max-width:100%;height:auto;display:block;margin:24px auto;border-radius:4px;}
.article h2,.article h3{margin:26px 0 14px;color:var(--blue-deep);}
.article ul,.article ol{padding-left:22px;margin-bottom:18px;}
.article ul li{list-style:disc;}
.article ol li{list-style:decimal;}
.article table{width:100%;border-collapse:collapse;margin:20px 0;}
.article th,.article td{border:1px solid var(--line);padding:10px 14px;font-size:14px;}
.article th{background:var(--light);color:var(--blue-deep);}
.prev-next{display:flex;justify-content:space-between;gap:20px;margin-top:40px;padding-top:22px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);flex-wrap:wrap;}
.prev-next a{color:#5a7079;max-width:46%;}
.prev-next a:hover{color:var(--blue);}
/* 产品详情 */
.prod-detail{display:grid;grid-template-columns:1fr 1fr;gap:44px;margin-bottom:44px;}
.prod-gallery .big{border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#f6fbfc;}
.prod-gallery .big img{width:100%;height:420px;object-fit:cover;}
.prod-info h1{font-size:30px;color:var(--blue-deep);margin-bottom:14px;line-height:1.4;}
.prod-info .sub{font-size:13px;color:var(--blue);letter-spacing:1px;margin-bottom:18px;}
.prod-info .desc{font-size:14px;color:#5b7079;margin-bottom:22px;line-height:1.9;}
.spec-table{width:100%;border-collapse:collapse;margin-bottom:26px;}
.spec-table th,.spec-table td{border:1px solid var(--line);padding:10px 14px;font-size:14px;text-align:left;}
.spec-table th{background:var(--light);color:var(--blue-deep);width:110px;font-weight:700;}
.prod-info .btns{display:flex;gap:12px;flex-wrap:wrap;}
.prod-tabs2{display:flex;border-bottom:1px solid var(--line);margin-bottom:26px;}
.prod-tabs2 span{padding:12px 26px;font-size:15px;color:var(--muted);border-bottom:2px solid transparent;}
.prod-tabs2 span.on{color:var(--blue);border-color:var(--blue);font-weight:700;}
/* 关于页 */
.about-page-top{display:grid;grid-template-columns:1fr 1.1fr;gap:46px;align-items:center;margin-bottom:50px;}
.about-page-top img{width:100%;height:400px;object-fit:cover;border-radius:6px;box-shadow:var(--shadow);}
.about-page-top h2{font-size:30px;color:var(--blue-deep);margin-bottom:18px;}
.about-page-top p{color:#5b7079;margin-bottom:14px;text-align:justify;}
.about-page-top .sign{margin-top:22px;color:var(--blue);font-size:17px;letter-spacing:1px;}
.culture-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin:30px 0 46px;}
.culture-item{background:var(--light);padding:28px;border-radius:6px;border-left:3px solid var(--blue);}
.culture-item h4{font-size:18px;color:var(--blue-deep);margin-bottom:8px;}
.culture-item p{font-size:13px;color:var(--muted);}
/* 联系我们 */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:46px;}
.contact-list li{display:flex;gap:14px;padding:18px 0;border-bottom:1px dashed var(--line);align-items:flex-start;}
.contact-list .ico{flex:0 0 42px;height:42px;border-radius:50%;background:var(--light);display:flex;align-items:center;justify-content:center;color:var(--blue);}
.contact-list .ico svg{width:20px;height:20px;}
.contact-list .txt small{display:block;font-size:12px;color:var(--muted);letter-spacing:1px;}
.contact-list .txt b{font-size:17px;color:var(--blue-deep);font-weight:700;}
.contact-map{background:var(--light);border-radius:8px;padding:26px;}
.contact-map .map-img{height:260px;background:#dcecf1;border-radius:6px;display:flex;align-items:center;justify-content:center;color:#7a9aa5;font-size:13px;margin-bottom:18px;overflow:hidden;}
.contact-map .map-img img{width:100%;height:100%;object-fit:cover;}
.contact-map h3{font-size:20px;color:var(--blue-deep);margin-bottom:8px;}
.contact-map p{font-size:13px;color:var(--muted);}
/* 表单 */
.form-box{background:var(--light);border-radius:8px;padding:32px;}
.form-box h3{font-size:20px;color:var(--blue-deep);margin-bottom:6px;}
.form-box p.tip{font-size:12px;color:var(--muted);margin-bottom:22px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-group{margin-bottom:16px;}
.form-group label{display:block;font-size:13px;color:#4f646d;margin-bottom:6px;}
.form-control{width:100%;height:46px;border:1px solid #d6e5ea;border-radius:4px;background:#fff;padding:0 14px;color:var(--text);transition:.25s;}
textarea.form-control{height:130px;padding:12px 14px;resize:vertical;}
.form-control:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(46,146,178,.1);}
.form-submit{height:48px;padding:0 40px;border:0;border-radius:4px;background:var(--blue);color:#fff;font-size:15px;font-weight:700;cursor:pointer;letter-spacing:2px;}
.form-submit:hover{background:var(--blue-dark);}
/* 搜索 */
.search-form{display:flex;max-width:640px;margin:0 auto 40px;gap:10px;}
.search-form input{flex:1;height:50px;border:1px solid var(--line);border-radius:30px;padding:0 22px;}
.search-form button{height:50px;padding:0 34px;border:0;border-radius:30px;background:var(--blue);color:#fff;cursor:pointer;font-weight:700;}
/* 仓库页 */
.ware-page{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.ware-page .item{border-radius:6px;overflow:hidden;position:relative;height:250px;}
.ware-page .item img{width:100%;height:100%;object-fit:cover;}
.ware-page .item span{position:absolute;left:0;right:0;bottom:0;background:rgba(9,48,63,.72);color:#fff;padding:10px 16px;font-size:14px;}
/* 提示 */
.notice{padding:14px 18px;background:#fff7e6;border-left:3px solid #f0ad4e;color:#8a6d3b;font-size:13px;border-radius:3px;margin-bottom:20px;}

/* ---------------- 响应式 ---------------- */
@media (max-width:1200px){
  .nav>ul>li>a{padding:0 13px;font-size:15px;}
  .hero-content h1{font-size:40px;}
}
@media (max-width:992px){
  .topbar{display:none;}
  .header-in{height:72px;}
  .header-tel{display:none;}
  .menu-toggle{display:block;}
  .nav{position:absolute;left:0;right:0;top:72px;background:#fff;max-height:0;overflow:hidden;transition:max-height .4s ease;box-shadow:0 10px 20px rgba(16,71,89,.08);display:block;}
  .nav.open{max-height:640px;overflow-y:auto;}
  .nav>ul{display:block;}
  .nav>ul>li>a{line-height:52px;padding:0 22px;border-bottom:1px solid var(--line);font-size:15px;}
  .nav>ul>li>a::after{display:none;}
  .nav .submenu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;padding:0;background:#f7fbfc;display:none;}
  .nav .submenu.show{display:block;}
  .nav .submenu a{padding:11px 40px;}
  .hero{height:460px;}
  .hero-content h1{font-size:34px;}
  .cate-grid,.adv-grid{grid-template-columns:repeat(2,1fr);}
  .prod-grid{grid-template-columns:repeat(3,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .ware-grid{grid-template-columns:repeat(2,1fr);}
  .about-wrap{grid-template-columns:1fr;gap:34px;}
  .about-img img{height:360px;}
  .page-layout{grid-template-columns:1fr;gap:30px;}
  .sidebar{order:2;}
  .plist{grid-template-columns:repeat(3,1fr);}
  .prod-detail{grid-template-columns:1fr;gap:30px;}
  .prod-gallery .big img{height:360px;}
  .contact-grid,.about-page-top{grid-template-columns:1fr;}
  .cta-in{flex-direction:column;text-align:center;}
  .footer-top{grid-template-columns:repeat(2,1fr);gap:30px;}
  .footer-bottom{flex-direction:column;text-align:center;}
  .ware-page{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:768px){
  .section{padding:50px 0;}
  .section-head h2{font-size:26px;}
  .hero{height:380px;}
  .hero-content h1{font-size:27px;}
  .hero-content p{font-size:14px;margin-bottom:22px;}
  .hero-eyebrow{font-size:11px;letter-spacing:2px;}
  .btn{min-width:120px;height:42px;font-size:14px;padding:0 18px;}
  .cate-grid,.prod-grid,.news-grid,.ware-grid,.ware-page{grid-template-columns:repeat(2,1fr);gap:16px;}
  .cate-card .img{height:140px;}
  .prod-card .pic{height:150px;}
  .news-card .pic{height:150px;}
  .adv-grid{grid-template-columns:repeat(2,1fr);gap:16px;}
  .about-stats{grid-template-columns:repeat(2,1fr);gap:20px;}
  .about-txt h2{font-size:26px;}
  .page-banner{height:160px;}
  .page-banner h1{font-size:26px;}
  .page-main{padding:36px 0 60px;}
  .plist{grid-template-columns:repeat(2,1fr);gap:16px;}
  .nlist .news-row{gap:16px;}
  .nlist .pic{flex:0 0 150px;height:105px;}
  .nlist h3{font-size:16px;}
  .nlist p{display:none;}
  .detail-head h1{font-size:23px;}
  .article{font-size:14px;}
  .prod-info h1{font-size:24px;}
  .prod-gallery .big img{height:300px;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .culture-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;}
  .footer{padding-top:40px;padding-bottom:56px;}
  .mobile-bar{display:block;}
  .float-bar{bottom:76px;right:10px;}
  .float-bar a,.float-bar button{width:40px;height:40px;}
  .hero-scroll{display:none;}
  .hero-dots{bottom:16px;}
  .cta h3{font-size:20px;}
  .cta .phone b{font-size:24px;}
  .page-banner .position{font-size:12px;}
}
@media (max-width:480px){
  .logo-txt b{font-size:19px;}
  .logo-txt span{font-size:10px;letter-spacing:.5px;}
  .logo-mark{width:40px;height:40px;}
  .cate-grid,.prod-grid,.news-grid,.ware-grid,.ware-page{grid-template-columns:1fr;}
  .prod-card .pic{height:200px;}
  .hero-content h1{font-size:23px;}
  .section-head h2{font-size:22px;}
  .nlist .pic{flex:0 0 118px;height:90px;}
  .nlist h3{font-size:15px;}
  .prev-next{flex-direction:column;gap:8px;}
  .prev-next a{max-width:100%;}
}