/* ============================================================
   浙江国涛滤料科技有限公司 · 官网样式 v2
   上市公司官网形式 · 深蓝庄重风 · 响应式 · 自包含
   ============================================================ */
:root{
  --navy-900:#06294d;
  --navy-800:#0b3d6e;
  --navy-700:#12508c;
  --blue-600:#1a6bb8;
  --blue-500:#2f81d6;
  --blue-100:#e8f1fa;
  --cyan:#3ec6e8;
  --brand-green:#00a651;
  --brand-green-dark:#009146; /* 品牌点缀色（Logo 翡翠绿） */
  --ink:#222f3e;
  --gray:#5d6b7c;
  --line:#e2e8f0;
  --bg:#f4f7fa;
  --white:#fff;
  --radius:10px;
  --shadow:0 6px 20px rgba(11,61,110,.08);
  --shadow-lg:0 16px 44px rgba(11,61,110,.16);
  --shadow-sm:0 2px 8px rgba(11,61,110,.06);
;--header-h:111px}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--blue-600);text-decoration:none}
a:hover{color:var(--navy-800)}
:focus-visible{outline:2px solid var(--blue-600);outline-offset:2px;border-radius:3px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--navy-900);color:var(--white);padding:10px 18px;z-index:9999;border-radius:0 0 6px 0;font-size:14px;font-weight:600}
.skip-link:focus{left:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.container{width:min(1200px,92%);margin:0 auto}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--navy-900);color:#9db9d8;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:34px;gap:12px;flex-wrap:wrap}
.topbar a{color:#cfe4ff}
.topbar a:hover{color:var(--white)}
.topbar .tb-right{display:flex;gap:18px;align-items:center}

/* ---------- 主导航（深蓝实底 + 下拉） ---------- */
.site-header{position:sticky;top:0;z-index:200;background:var(--white);border-bottom:1px solid var(--line);box-shadow:0 2px 12px rgba(23,35,58,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:12px;color:var(--white);font-weight:800;font-size:21px;letter-spacing:1px}
.brand .brand-logo{height:52px;width:auto;display:block}
.footer-brand .brand-logo{height:40px;width:auto}
@media (max-width:768px){.brand .brand-logo{height:36px}}
.nav-links{display:flex;align-items:center;gap:2px;list-style:none}
.nav-links>li{position:relative}
.nav-links>li>a{
  display:block;padding:26px 15px;color:var(--ink);font-size:15px;font-weight:600;
  transition:background .2s,color .2s;
}
.nav-links>li>a:hover,.nav-links>li.active>a{background:var(--blue-100);color:var(--blue-600)}
.nav-links .has-sub>a::after{content:"▾";margin-left:5px;font-size:11px;color:#a4b3cb}
.dropdown{
  position:absolute;top:100%;left:0;min-width:190px;background:var(--white);
  border-radius:0 0 6px 6px;box-shadow:0 14px 34px rgba(6,41,77,.22);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:all .2s ease;z-index:300;padding:6px 0;
}
.nav-links>li:hover .dropdown,.nav-links>li:focus-within .dropdown{opacity:1;visibility:visible;transform:none}
.dropdown a{display:block;padding:10px 18px;font-size:14px;color:var(--ink);border-left:3px solid transparent}
.dropdown a:hover{background:var(--blue-100);color:var(--blue-600);border-left-color:var(--blue-600)}
.nav-cta{background:var(--brand-green);color:var(--white)!important;border-radius:6px;padding:11px 20px!important;margin-left:12px;font-weight:700;font-size:14.5px}
.nav-cta:hover{background:var(--brand-green);color:var(--white)!important}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2.5px;background:var(--navy-900);margin:5px 0;border-radius:2px;transition:.2s}

/* ---------- 轮播 Banner ---------- */
.slider{position:relative;height:calc(100vh - var(--header-h));min-height:420px;overflow:hidden;background:var(--navy-900)}
.slide{
  position:absolute;inset:0;display:flex;align-items:center;
  opacity:0;visibility:hidden;transition:opacity .4s ease;color:var(--white);
}
.slide.active{opacity:1;visibility:visible}
.slide-bg{position:absolute;inset:0}
.slide .gridline{
  position:absolute;inset:0;opacity:.14;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.55) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.55) 1px, transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(ellipse at 62% 45%, #000 20%, transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse at 62% 45%, #000 20%, transparent 72%);
}
.slide-bg::after{
  content:'';position:absolute;inset:0;
  background:
    linear-gradient(105deg, rgba(6,41,77,.72) 0%, rgba(6,41,77,.52) 42%, rgba(6,41,77,.18) 80%, rgba(6,41,77,.38) 100%),
    linear-gradient(180deg, rgba(4,24,48,.12), rgba(6,41,77,.28));
  z-index:0;
}
.s1 .slide-bg{background:url('../assets/banner-s1-v4.webp') center/cover no-repeat}
/* s1 实景主图去网格装饰(2026-09-18 用户要求) */ .s1 .gridline{display:none}
/* 首页轮播 s1(首页主图)专属:按用户要求使用原图亮度（2026-09-16 二调） */
.s1 .slide-bg::after{
  background:
    linear-gradient(180deg, rgba(4,20,40,0) 50%, rgba(4,20,40,.50) 100%),
    linear-gradient(105deg, rgba(6,41,77,.42) 0%, rgba(6,41,77,.26) 40%, rgba(6,41,77,.04) 74%, rgba(6,41,77,.10) 100%),
    linear-gradient(180deg, rgba(4,24,48,.04), rgba(6,41,77,.10));
}
.s2 .slide-bg{background:url('../assets/banner-s2.webp') center/cover no-repeat}
.s3 .slide-bg{background:url('../assets/banner-s3.webp') center/cover no-repeat}
.slide-inner{position:relative;width:min(1200px,92%);margin:0 auto;padding:30px 0;z-index:2}
.slide .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:3px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.3);font-size:13px;letter-spacing:2px;color:#cfe4ff;margin-bottom:20px}
.slide h2{font-size:clamp(28px,4.4vw,50px);font-weight:800;line-height:1.22;letter-spacing:1px;max-width:780px}
.slide h2 em{font-style:normal;color:var(--cyan)}
.slide .sub{margin:18px 0 30px;font-size:clamp(14.5px,1.6vw,17.5px);color:#d3e2f6;max-width:640px;text-shadow:0 1px 16px rgba(4,20,40,.6)}
.slide h2{text-shadow:0 2px 18px rgba(4,20,40,.55)}
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:5px;
  font-weight:700;font-size:15px;cursor:pointer;border:0;transition:all .2s;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--brand-green);color:var(--white);box-shadow:0 8px 22px rgba(0,166,81,.3)}
.btn-primary:hover{background:var(--brand-green);color:var(--white)}
.btn-ghost{background:rgba(255,255,255,.1);color:#eaf2ff;border:1px solid rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:var(--white)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:4px}
.slider-dots{position:absolute;bottom:26px;left:0;right:0;display:flex;justify-content:center;gap:10px;z-index:5}
.slider-dots button{width:34px;height:4px;border:0;cursor:pointer;border-radius:2px;background:rgba(255,255,255,.3);transition:background .2s}
.slider-dots button.active{background:var(--brand-green)}
.slider-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:5;
  width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.35);
  background:rgba(8,32,58,.35);color:var(--white);font-size:20px;cursor:pointer;transition:background .2s;
}
.slider-arrow:hover{background:var(--brand-green);border-color:var(--brand-green)}
.slider-arrow.prev{left:18px}
.slider-arrow.next{right:18px}

/* ---------- 板块 ---------- */
.section{padding:80px 0}
.section.alt{background:var(--white)}
.section-head{margin-bottom:44px}
.section-head.center{text-align:center}
.kicker{display:block;font-size:13px;font-weight:700;letter-spacing:3px;color:var(--blue-600);text-transform:uppercase;margin-bottom:8px}
.section-head h2{font-size:clamp(24px,3vw,33px);font-weight:800;color:var(--navy-900);position:relative;padding-bottom:14px;letter-spacing:1px}
.section-head h2::after{content:"";position:absolute;left:0;bottom:0;width:52px;height:3px;background:var(--brand-green);border-radius:2px}
.section-head.center h2::after{left:50%;transform:translateX(-50%)}
.section-head p{color:var(--gray);margin-top:14px;font-size:15px;max-width:720px}
.more-link{display:inline-block;margin-top:8px;font-size:14px;font-weight:700;color:var(--blue-600)}
.more-link:hover{color:var(--navy-800)}

/* ---------- 公司简介（左图右文） ---------- */
.intro-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:52px;align-items:center}
.intro-visual{
  position:relative;border-radius:10px;overflow:hidden;min-height:330px;
  background:linear-gradient(160deg,var(--navy-800),var(--navy-700));
  display:flex;align-items:flex-end;color:var(--white);padding:28px;
}
.intro-visual.has-photo{background:linear-gradient(200deg,rgba(10,35,74,.24) 0%,rgba(10,35,74,.62) 55%,rgba(8,28,60,.94) 100%),url('../assets/scene/scene-brand.webp') center 38%/cover no-repeat,var(--navy-800)}
.intro-visual .iv-badge{
  position:absolute;top:22px;left:22px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);
  border-radius:4px;padding:8px 14px;font-size:13px;letter-spacing:1.5px;color:#d5e6fa;
}
.intro-visual .iv-title{position:relative;font-size:26px;font-weight:800;letter-spacing:2px;text-shadow:0 2px 14px rgba(6,24,52,.55)}
.intro-visual .iv-title small{display:block;font-size:12px;font-weight:400;color:#9db9d8;letter-spacing:1px;margin-top:6px}
.intro-text h3{font-size:22px;color:var(--navy-900);font-weight:800;margin-bottom:16px;line-height:1.5}
.intro-text p{color:var(--gray);font-size:15px;margin-bottom:14px}
.intro-text p strong{color:var(--navy-800)}
.intro-points{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0 26px}
.ip{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink);font-weight:600}
.ip svg{flex:none;margin-top:3px}

/* ---------- 数据指标条 ---------- */
.stat-band{background:linear-gradient(120deg,var(--navy-900),var(--navy-700));color:var(--white)}
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:rgba(255,255,255,.12)}
.stat{padding:34px 14px;text-align:center;background:rgba(6,41,77,.35)}
.stat b{display:block;font-size:clamp(26px,3vw,38px);font-weight:800;color:var(--white)}
.stat b i{font-style:normal;color:var(--brand-green)}
.stat span{font-size:13px;color:#a9c3e4}

/* ---------- 产品与服务 ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.prod-card{background:var(--white);border:1px solid var(--line);border-top:3px solid var(--blue-600);border-radius:6px;padding:26px 22px;transition:all .2s}
.prod-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-top-color:var(--brand-green)}
.prod-card .p-ico{width:52px;height:52px;border-radius:8px;background:var(--blue-100);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.prod-card h3{font-size:18px;font-weight:800;color:var(--navy-900);margin-bottom:8px}
.prod-card p{font-size:13.5px;color:var(--gray);min-height:60px}
.prod-card .p-tags{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0 16px}
.p-tag{font-size:12px;padding:2px 9px;border-radius:3px;background:var(--blue-100);color:var(--blue-600);font-weight:600}
.prod-card .p-more{font-size:13.5px;font-weight:700;color:var(--blue-600)}
.prod-card .p-more:hover{color:var(--navy-800)}

/* ---------- 应用领域 ---------- */
.app-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.app-item{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:20px 12px;text-align:center;transition:all .2s}
.app-item:hover{border-color:var(--blue-600);color:var(--blue-600);transform:translateY(-3px);box-shadow:var(--shadow)}
.app-item b{display:block;font-size:14.5px;color:var(--navy-800)}
.app-item span{display:block;font-size:12px;color:#556b88;margin-top:4px}

/* ---------- 新闻动态 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{min-width:0}
.news-card > *{min-width:0}
.news-card table.rich{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;min-width:0;max-width:100%}
.news-card{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:22px 20px;transition:all .2s;display:flex;flex-direction:column}
.news-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.news-card .n-date{font-size:13px;color:var(--brand-green);font-weight:700;letter-spacing:1px;margin-bottom:10px}
.news-card h3{font-size:16px;color:var(--navy-900);font-weight:800;margin-bottom:10px;line-height:1.5}
.news-card p{font-size:13.5px;color:var(--gray);flex:1}
.news-card .n-more{margin-top:14px;font-size:13px;font-weight:700;color:var(--blue-600)}

/* ---------- 资质条 ---------- */
.honor-band{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.honor-list{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.honor-item{display:flex;gap:14px;align-items:center;padding:18px;border:1px solid var(--line);border-radius:6px;transition:all .2s}
.honor-item:hover{box-shadow:var(--shadow);border-color:var(--blue-600)}
.honor-item svg{flex:none}
.honor-item b{display:block;font-size:15px;color:var(--navy-900)}
.honor-item span{font-size:13px;color:var(--gray)}

/* ---------- 工程案例 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;max-width:900px;margin:0 auto}
.case-item{display:flex;gap:12px;align-items:flex-start;padding:18px 20px;background:var(--white);border:1px solid var(--line);border-radius:8px;transition:all .2s}
.case-item:hover{box-shadow:var(--shadow);border-color:var(--brand-green);transform:translateY(-3px)}
.case-dot{flex:none;width:10px;height:10px;border-radius:50%;background:var(--brand-green);margin-top:6px;box-shadow:0 0 0 4px rgba(0,166,81,.12)}
.case-body b{display:block;font-size:15.5px;color:var(--navy-900);margin-bottom:4px}
.case-body span{font-size:13px;color:var(--gray);line-height:1.6}
@media(max-width:768px){.case-grid{grid-template-columns:1fr}}

/* ---------- CTA ---------- */
.cta-band{background:linear-gradient(120deg,var(--navy-800),var(--navy-700));color:var(--white);text-align:center;padding:64px 0}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;margin-bottom:10px}
.cta-band p{color:#bcd2ec;margin-bottom:26px}
.btn-white{background:var(--white);color:var(--blue-600)!important}
.btn-white:hover{background:#eaf2fa;color:var(--blue-600)!important}

/* ---------- 页脚（多栏 + 部门联系方式 + 备案） ---------- */
.site-footer{background:var(--bg);color:var(--gray);font-size:13.5px;border-top:1px solid var(--line)}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding:56px 0 40px}
.footer-top h5{color:var(--navy-900);font-size:15px;font-weight:700;margin-bottom:18px;position:relative;padding-bottom:10px}
.footer-top h5::after{content:"";position:absolute;left:0;bottom:0;width:30px;height:2px;background:var(--brand-green)}
.footer-top ul{list-style:none}
.footer-top li{margin-bottom:9px}
.footer-top a{color:var(--gray)}
.footer-top a:hover{color:var(--blue-600)}
.footer-brand p{margin-top:14px;font-size:13px;max-width:290px;line-height:1.8}
.f-dept{margin-bottom:16px}
.f-dept b{display:block;color:var(--navy-800);font-size:13px;margin-bottom:3px}
.f-dept span{font-size:13px}
.f-dept a{color:var(--blue-600)}
.footer-bottom{border-top:1px solid var(--line);padding:16px 0;font-size:12px;text-align:center;color:#556b88}
.footer-bottom a{color:var(--blue-600)}
.footer-bottom a:hover{color:var(--blue-600)}

/* ---------- 内页横幅 ---------- */
.page-hero{background:linear-gradient(140deg,var(--navy-900),var(--navy-700));color:var(--white);padding:58px 0 54px;position:relative;overflow:hidden}
.page-hero h1{font-size:clamp(26px,3.2vw,38px);font-weight:800;letter-spacing:1px;position:relative}
.page-hero h1::after{content:"";display:block;width:52px;height:3px;background:var(--brand-green);margin-top:14px;border-radius:2px}
.page-hero p{color:#c6d7ef;margin-top:16px;max-width:680px;font-size:15px}
.crumb{font-size:13px;color:#8fb0d4;margin-bottom:16px}
.crumb a{color:#cfe4ff}

/* ---------- 产品内页 ---------- */
.prod-section{padding:64px 0;border-bottom:1px solid var(--line)}
.prod-section:last-child{border-bottom:0}
.prod-sub{padding:0 0 56px;border-bottom:1px solid var(--line)}
.prod-sub .prod-sec-head .num{background:var(--blue-100);color:var(--blue-600)}
.prod-sub .prod-sec-head h2{font-size:20px}
.prod-sec-head{display:flex;align-items:center;gap:14px;margin-bottom:8px}
.prod-sec-head .num{width:44px;height:44px;flex:none;border-radius:6px;background:var(--navy-800);color:var(--white);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px}
.prod-sec-head h2{font-size:23px;font-weight:800;color:var(--navy-900)}
.prod-sec-head span{font-size:13px;color:var(--brand-green);font-weight:700;letter-spacing:2px;text-transform:uppercase}
.prod-intro{color:var(--gray);font-size:14.5px;max-width:880px;margin:10px 0 24px 58px}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:6px;background:var(--white);margin-left:58px}
table.rich{width:100%;border-collapse:collapse;font-size:13.5px;min-width:660px}
table.rich th{background:var(--navy-800);color:var(--white);text-align:left;padding:12px 14px;font-weight:700;white-space:nowrap;font-size:13px}
table.rich td{padding:12px 14px;border-top:1px solid var(--line);color:#33445e;vertical-align:top}
table.rich tbody tr:nth-child(even){background:#f8fafd}
table.rich tbody tr:hover{background:var(--blue-100)}
.sell{font-size:13px;color:var(--blue-600);font-weight:700;margin-top:14px;margin-left:58px}
.subtable-title{font-size:15px;font-weight:700;color:var(--navy-800);margin:24px 0 10px;padding-left:8px;border-left:3px solid var(--brand-green)}
.sell::before{content:"◆ ";color:var(--brand-green)}
.prod-figure{margin:0 0 24px 58px;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--white)}
.prod-figure img{width:100%;height:auto;display:block}
.prod-figure figcaption{padding:10px 16px;font-size:13px;color:var(--gray);border-top:1px solid var(--line)}
.anchor-pills{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:40px}
.anchor-pills a{padding:8px 16px;border-radius:4px;background:var(--white);border:1px solid var(--line);font-size:13.5px;font-weight:700;color:var(--navy-800);transition:all .2s}
.anchor-pills a:hover{border-color:var(--blue-600);color:var(--blue-600);transform:translateY(-2px)}

/* ---------- 关于页 ---------- */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
.about-text h3{font-size:22px;color:var(--navy-900);font-weight:800;margin-bottom:16px}
.about-text p{color:var(--gray);font-size:15px;margin-bottom:14px}
.about-facts{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:26px 24px;box-shadow:var(--shadow)}
.about-facts li{display:flex;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px}
.about-facts li:last-child{border-bottom:0}
.about-facts li b{color:var(--navy-900);white-space:nowrap}
.about-facts li span{color:var(--gray);text-align:right}
.timeline{max-width:780px;margin:0 auto;position:relative;padding-left:36px}
.timeline::before{content:"";position:absolute;left:10px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--blue-600),var(--brand-green))}
.tl-item{position:relative;padding-bottom:34px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-32px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--white);border:3px solid var(--blue-600)}
.tl-item b{display:block;color:var(--navy-900);font-size:16.5px;margin-bottom:6px}
.tl-item p{color:var(--gray);font-size:14.5px}
.honor-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.honor-card{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:26px 18px;text-align:center;transition:all .2s}
.honor-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.honor-card b{display:block;font-size:16px;color:var(--navy-900);margin:12px 0 6px}
.honor-card span{font-size:13px;color:var(--gray)}

/* ---------- 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:36px;align-items:start}
.c-dept{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:20px 22px;display:flex;gap:16px;align-items:flex-start;transition:box-shadow .2s;margin-bottom:14px}
.c-dept:hover{box-shadow:var(--shadow)}
.c-dept .ico{width:44px;height:44px;flex:none;border-radius:6px;background:var(--blue-100);display:flex;align-items:center;justify-content:center}
.c-dept h4{font-size:15px;color:var(--navy-900);margin-bottom:3px}
.c-dept p{font-size:14px;color:var(--gray)}
.c-dept a{font-weight:700}
.form-card{background:var(--white);border:1px solid var(--line);border-radius:8px;padding:34px 30px;box-shadow:var(--shadow)}
.form-card h3{font-size:20px;color:var(--navy-900);margin-bottom:6px}
.form-card .hint{font-size:13px;color:var(--gray);margin-bottom:24px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.f-field label{display:block;font-size:13.5px;font-weight:700;color:var(--navy-800);margin-bottom:7px}
.f-field input,.f-field select,.f-field textarea{
  width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:5px;
  font-size:14.5px;font-family:inherit;color:var(--ink);background:#fbfcfe;transition:border-color .2s;
}
.f-field input:focus,.f-field select:focus,.f-field textarea:focus{outline:none;border-color:var(--blue-600);background:var(--white)}
.f-field input:focus-visible,.f-field select:focus-visible,.f-field textarea:focus-visible{outline:2px solid var(--blue-600);outline-offset:1px;border-radius:4px}
.f-field textarea{resize:vertical;min-height:120px}
.form-msg{display:none;margin-top:16px;padding:13px 16px;border-radius:5px;font-size:14px;background:#e9f9ef;color:var(--brand-green-dark);border:1px solid #bfe8cd}
.form-msg.error{background:#fdecec;color:#b3261e;border-color:#f3c1c1}

/* ---------- 产品实拍图墙 / 证书展示 ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.g-item{margin:0;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--white);transition:box-shadow .2s,transform .2s}
.g-item:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.g-item img{width:100%;height:auto;display:block}
.g-item figcaption{padding:10px 14px;font-size:13px;color:var(--gray);border-top:1px solid var(--line)}
.cert-wrap img{width:100%;border:1px solid var(--line);border-radius:8px;display:block;background:var(--white)}
.cert-note{font-size:13px;color:var(--gray);margin-top:14px;text-align:center;max-width:860px;margin-left:auto;margin-right:auto}
@media (max-width:1024px){.gallery-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:768px){.gallery-grid{grid-template-columns:1fr}}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .4s ease,transform .4s ease}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   视觉增强层 v3（2026-08）：工业蓝图底纹 · 卡片微投影 · 渐变 CTA
   仅追加重盖，不改动上方既有规则，保证可回滚
   ============================================================ */

/* 浅色卡片默认态给微投影，hover 升级 —— “素→立体”核心一步 */
.prod-card,.news-card,.app-item,.honor-item,.g-item,.c-dept,.form-card,.about-facts{
  box-shadow:var(--shadow-sm);
}

/* 工业蓝图底纹工具类：仅用于白底节，透明度低于可读性阈值 */
.bg-blueprint{
  background-color:var(--white);
  background-image:
    linear-gradient(rgba(26,107,184,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(26,107,184,.05) 1px,transparent 1px);
  background-size:44px 44px;
}
.section.alt.bg-blueprint{background-color:var(--white)}

/* 主按钮 / 导航 CTA 渐变（整体压暗一档顺带改善白字对比度） */
.btn-primary{
  background:linear-gradient(135deg,var(--brand-green),var(--brand-green-dark));
  box-shadow:0 8px 22px rgba(0,166,81,.3);
}
.btn-primary:hover{background:var(--brand-green-dark)}
.nav-cta{
  background:linear-gradient(135deg,var(--brand-green),var(--brand-green-dark));
  box-shadow:0 6px 18px rgba(0,166,81,.28);
}
.nav-cta:hover{background:var(--brand-green-dark)}

/* kicker 装饰短线 + 标题字号微升 */
.kicker::before{content:"";display:inline-block;width:18px;height:2px;background:var(--brand-green);margin-right:8px;vertical-align:middle}
@media(min-width:1025px){.section-head h2{font-size:34px}}

/* hero eyebrow 加青色信号点 */
.slide .eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan);flex:none}

/* hero 底部静态资质条（小屏隐藏，不遮挡 dots/arrows） */
.hero-strip{position:absolute;left:0;right:0;bottom:64px;z-index:4;display:flex;justify-content:center;gap:22px;align-items:center;font-size:14px;font-weight:600;letter-spacing:1.5px;color:#fff;text-shadow:0 1px 12px rgba(4,20,40,.7),0 0 3px rgba(4,20,40,.5)}
.hero-strip i{width:1px;height:12px;background:rgba(255,255,255,.35)}
@media(max-width:768px){.hero-strip{display:none}}

/* 数据指标条：顶部高亮线 + 单位改青色区分层级 */
.stat{border-top:2px solid transparent;transition:border-color .2s}
.stat:hover{border-top-color:var(--cyan)}
.stat b i{color:var(--cyan)}

/* 卡片 hover 左侧渐变竖线（仅带指针设备，防触屏粘连） */
@media(hover:hover){
  .prod-card{position:relative}
  .prod-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;border-radius:6px 0 0 6px;background:linear-gradient(var(--brand-green),var(--blue-500));opacity:0;transition:opacity .2s}
  .prod-card:hover::before{opacity:1}
  .app-item:hover{background:linear-gradient(var(--white),#f6fafd)}
}

/* 表格质感：表头渐变、首列加重、数字对齐 */
.table-wrap{box-shadow:var(--shadow-sm)}
table.rich th{background:linear-gradient(180deg,#12508c,#0b3d6e)}
table.rich td:first-child{font-weight:700;color:var(--ink)}
table.rich td{font-variant-numeric:tabular-nums}
table.rich tbody tr:nth-child(even){background:#f6f9fc}

/* CTA 带斜纹工业感 */
.cta-band{position:relative;overflow:hidden;background:linear-gradient(115deg,#06294d 0%,#0b3d6e 55%,#12508c 100%)}
.cta-band::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.1;
  background-image:repeating-linear-gradient(-45deg,rgba(255,255,255,.6) 0 1px,transparent 1px 14px)}
.cta-band .container{position:relative;z-index:1}
.cta-band>*{position:relative;z-index:1}

/* 新闻日期徽章化 */
.n-date{display:inline-block;padding:3px 10px;background:rgba(0,166,81,.08);color:var(--brand-green-dark);border-radius:3px}
.news-card h3{transition:color .2s}
.news-card:hover h3{color:var(--blue-600)}

/* page-hero 公共 gridline（内页横幅统一，去掉逐页内联样式的前提） */
.page-hero .gridline{position:absolute;inset:0;opacity:.1;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:46px 46px}

/* 内页产品节蓝图底纹 */
.prod-section.bg-blueprint{border-bottom:1px solid var(--line)}
.table-wrap,.sell{position:relative;z-index:1}

/* 出口市场 chips 行 */
.export-chips{text-align:center;margin-top:26px;color:var(--gray);font-size:14px}
.export-chips em{font-style:normal;display:inline-block;margin:0 4px;padding:4px 14px;border:1px solid var(--line);border-radius:999px;background:var(--white);font-weight:600;color:var(--navy-800);box-shadow:var(--shadow-sm)}

/* ---------- 全屏 hero（参考站效果：100vh 大图 + 大标题 + 滚动箭头 + 底部锚点条） ---------- */
.page-hero.has-bg.page-hero--full{padding:0;min-height:calc(100vh - var(--header-h));display:flex;flex-direction:column}
.page-hero--full > .container{flex:1;display:flex;flex-direction:column;justify-content:center}
.page-hero--full h1{font-size:clamp(40px,6vw,72px);letter-spacing:4px}
.page-hero--full .page-hero-sub{color:#e3edf9;font-size:clamp(14px,1.4vw,17px);letter-spacing:2px;margin-top:20px}
.hero-scroll{position:absolute;left:50%;bottom:96px;transform:translateX(-50%);width:44px;height:44px;border:1.5px solid rgba(255,255,255,.75);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--white);font-size:18px;text-decoration:none;background:rgba(255,255,255,.08);backdrop-filter:blur(2px);z-index:3;animation:heroFloat 2.2s ease-in-out infinite}
@keyframes heroFloat{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(7px)}}
.hero-anchors{position:relative;z-index:3;background:rgba(8,35,64,.46);backdrop-filter:blur(6px);border-top:1px solid rgba(255,255,255,.14)}
.hero-anchors .container{display:flex !important;flex-direction:row !important;flex-wrap:wrap;justify-content:center;align-items:center;min-height:56px;padding-top:0 !important;padding-bottom:0 !important;width:min(1200px,92%) !important;flex:none}
.hero-anchors a{color:rgba(255,255,255,.92);font-size:14.5px;letter-spacing:1.5px;text-decoration:none;padding:18px 34px;position:relative;transition:background .2s,color .2s}
.hero-anchors a:hover{background:rgba(255,255,255,.10);color:var(--white)}
.hero-anchors a.on{color:var(--white)}
.hero-anchors a.on::after{content:"";position:absolute;left:34px;right:34px;bottom:0;height:3px;background:var(--brand-green);border-radius:2px}
@media(max-width:768px){
  .page-hero.has-bg.page-hero--full{min-height:72vh}
  .hero-scroll{bottom:76px}
  .hero-anchors a{padding:14px 16px;font-size:13px;letter-spacing:.5px}
  .hero-anchors .container{min-height:48px}
  .hero-anchors a.on::after{left:16px;right:16px}
}

@media(max-width:768px){
  .news-grid > *, .news-card, .news-card > *{min-width:0}
  table.rich{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%;min-width:0}
}

.prod-sub,.prod-section .prod-figure{margin:0}
.prod-scene{margin:26px 0 8px;border-radius:8px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm);background:var(--white)}
.prod-scene img{display:block;width:100%;height:auto}
.prod-scene figcaption{padding:10px 16px;font-size:13px;color:var(--gray);background:#f8fafd;border-top:1px solid var(--line);letter-spacing:.5px}

/* ---------- page-hero 实拍图背景（v3.1） ---------- */
/* 用法：hero 容器加 style="--hero-img:url('../assets/hero/xxx.webp')"，图右侧对齐、左侧深色渐变压住保证文字可读 */
.page-hero.has-bg{
  padding:108px 0 96px;
  background:linear-gradient(90deg, var(--navy-900) 0%, var(--navy-900) 24%, rgba(6,41,77,.55) 46%, rgba(6,41,77,.12) 70%, rgba(6,41,77,.20) 100%),
             var(--hero-img, none) center 62% / cover no-repeat;
  background-color:var(--navy-900);
}
@media(max-width:768px){
  .page-hero.has-bg{
    padding:84px 0 72px;
    background:linear-gradient(90deg, var(--navy-900) 0%, rgba(6,41,77,.78) 55%, rgba(6,41,77,.35) 100%),
               var(--hero-img, none) center 62% / cover no-repeat;
    background-color:var(--navy-900);
  }
}
.page-hero.has-bg .gridline{display:none}

/* 首页产品五卡网格（不动全局 .prod-grid，products.html 不受影响） */
.prod-grid--4{grid-template-columns:repeat(5,1fr)}
.prod-grid--4 .prod-card p{min-height:96px}
@media(max-width:1200px){.prod-grid--4{grid-template-columns:repeat(3,1fr)}.prod-grid--4 .prod-card p{min-height:60px}}
@media(max-width:1024px){.prod-grid--4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.prod-grid--4{grid-template-columns:1fr}}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .app-grid{grid-template-columns:repeat(3,1fr)}
  .honor-list,.honor-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .contact-grid,.about-grid,.intro-grid{grid-template-columns:1fr}
  .table-wrap,.sell{margin-left:0}
  .stats{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:768px){
  .nav-toggle{display:block}
  .nav-links{
    position:fixed;top:0;right:-300px;width:290px;height:100vh;overflow-y:auto;
    background:var(--white);flex-direction:column;align-items:stretch;
    padding:86px 20px 30px;box-shadow:-14px 0 44px rgba(4,20,40,.18);
    transition:right .2s ease;z-index:400;
  }
  .nav-links.open{right:0}
  .nav-links>li>a{padding:13px 10px;font-size:15.5px;border-bottom:1px solid var(--line)}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:var(--bg);border-radius:4px;margin:0 0 8px;padding:4px 0}
  .dropdown a{color:var(--ink);border-left:0;padding:9px 14px;font-size:14px}
  .dropdown a:hover{background:var(--white);color:var(--blue-600)}
  .nav-cta{margin:14px 0 0;text-align:center}
  .nav-overlay{position:fixed;inset:0;background:rgba(4,20,40,.5);z-index:350;opacity:0;pointer-events:none;transition:opacity .2s}
  .nav-overlay.show{opacity:1;pointer-events:auto}
  .slider{height:72vh;min-height:420px}
  .slider-arrow{display:none}
  .prod-grid,.news-grid{grid-template-columns:1fr}
  .app-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr;gap:30px;padding:44px 0 30px}
  .f-row{grid-template-columns:1fr}
  .section{padding:56px 0}
  .timeline{padding-left:28px}
  .tl-item::before{left:-24px}
  .intro-points{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(6,1fr)}
  .stat{grid-column:span 2}
  .stat:nth-child(4),.stat:nth-child(5){grid-column:span 3}
  .topbar .tb-right{display:none}
}

/* ---------- 无障碍：减少动效 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none;transition:none}
}

/* ============================================================
   视觉增强层 v4（2026-08）：精修三件套 —— 卡片投影升档 · 暗色 Banner 青晕 · 按钮反馈
   仅追加重盖，不改动上方既有规则，保证可回滚
   ============================================================ */
:root{
  --glow:62,198,232; /* 青色光晕 RGB（与 --cyan 同源） */
  --shadow-card:0 10px 28px rgba(11,61,110,.10);
  --shadow-media:0 12px 32px rgba(11,61,110,.14);
}

/* 1) 卡片默认投影从微影升到 card 档；图片/媒体容器用 media 档 */
.prod-card,.news-card,.app-item,.honor-item,.honor-card,.g-item,.c-dept,.form-card,.about-facts,.table-wrap,.export-chips em,.prod-scene{
  box-shadow:var(--shadow-card);
}
.g-item,.prod-scene,.intro-visual{
  box-shadow:var(--shadow-media);
}
.f-field input,.f-field select,.f-field textarea{
  box-shadow:var(--shadow-sm);
}
.f-field input:focus,.f-field select:focus,.f-field textarea:focus{
  box-shadow:0 0 0 3px rgba(62,198,232,.14);
}

/* 2) 暗色区块青色光晕（右上主晕 + 左下弱晕，透明度≤0.16，只做点缀） */
.slider::before,.slider::after{
  content:"";position:absolute;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(var(--glow),.16) 0%,rgba(var(--glow),0) 70%);
  pointer-events:none;z-index:1;
}
.slider::before{top:-60px;right:24px}
.slider::after{bottom:-80px;left:-60px;opacity:.6}
.stat-band{position:relative;overflow:hidden}
.stat-band::before,.stat-band::after{
  content:"";position:absolute;width:400px;height:400px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(var(--glow),.16) 0%,rgba(var(--glow),0) 70%);
}
.stat-band::before{top:-70px;right:20px}
.stat-band::after{bottom:-90px;left:-40px;background:radial-gradient(circle,rgba(var(--glow),.10) 0%,rgba(var(--glow),0) 70%)}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(420px circle at calc(100% - 230px) -60px,rgba(var(--glow),.16),transparent 70%),
    radial-gradient(380px circle at -50px calc(100% + 70px),rgba(var(--glow),.10),transparent 70%);
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(420px circle at calc(100% - 200px) -50px,rgba(var(--glow),.16),transparent 70%),
    radial-gradient(380px circle at -50px calc(100% + 60px),rgba(var(--glow),.10),transparent 70%);
}
.intro-visual::before{
  content:"";position:absolute;width:360px;height:360px;border-radius:50%;pointer-events:none;
  top:-80px;right:-60px;
  background:radial-gradient(circle,rgba(var(--glow),.16) 0%,rgba(var(--glow),0) 70%);
}

/* 3) 按钮 hover 反馈增强 */
.btn-primary:hover{box-shadow:0 12px 30px rgba(0,166,81,.42)}
.btn-ghost:hover{border-color:var(--cyan)}

/* 4) 移动端光晕降级（窄屏防溢出，卡片投影保留） */
@media(max-width:768px){
  .slider::before,.slider::after,.stat-band::before,.stat-band::after,.cta-band::before,.page-hero::before,.intro-visual::before{display:none}
}

/* ---------- P2 深色行动带/数据带配图 ---------- */
.cta-band.has-img{background:linear-gradient(115deg,rgba(6,41,77,.93) 0%,rgba(11,61,110,.86) 55%,rgba(18,80,140,.80) 100%),var(--band-img) center/cover no-repeat}
.cta-band.has-img::after{display:none}
.stat-band.has-img{background:linear-gradient(120deg,rgba(6,41,77,.92),rgba(11,61,110,.85)),var(--band-img) center/cover no-repeat}

/* ---------- 案例图片卡 + 案例详情页 ---------- */
.case-grid-img{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.case-card{background:var(--white);border:1px solid var(--line);border-radius:8px;overflow:hidden;display:block;text-decoration:none;transition:transform .2s,box-shadow .2s}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.case-card img{display:block;width:100%;height:180px;object-fit:cover}
.case-card .cc-body{padding:14px 16px 16px}
.case-card .cc-body b{display:block;color:var(--navy-900);font-size:15px;margin-bottom:3px}
.case-card .cc-body span{font-size:12.5px;color:var(--gray);line-height:1.5;display:block}
.case-more{margin-top:22px;font-size:14.5px}
.case-more a{color:var(--blue-600);font-weight:600;text-decoration:none}
.case-facts{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:26px 0}
.case-fact{border:1px solid var(--line);border-radius:8px;padding:16px 18px;background:var(--white)}
.case-fact b{display:block;color:var(--navy);font-size:13px;letter-spacing:1px;margin-bottom:6px}
.case-fact span{font-size:14.5px;color:var(--ink)}
.case-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.case-chips a{padding:7px 14px;border-radius:4px;background:var(--blue-100);color:var(--blue-600);font-size:13px;font-weight:600;text-decoration:none}
.case-nav{display:flex;justify-content:space-between;gap:16px;margin-top:38px;padding-top:18px;border-top:1px solid var(--line)}
.case-nav a{font-size:13.5px;color:var(--blue-600);text-decoration:none;font-weight:600}
.case-body-txt p{margin:0 0 14px}
@media(max-width:900px){.case-grid-img{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.case-grid-img{grid-template-columns:1fr}.case-facts{grid-template-columns:1fr}}

/* ---------- 新闻图片卡流 ---------- */
.news-grid-img{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-grid-img .news-card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:8px;overflow:hidden;text-decoration:none;transition:transform .2s,box-shadow .2s}
.news-grid-img .news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.news-grid-img .news-card>img{width:100%;height:190px;object-fit:cover;display:block}
.news-grid-img .nc-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.news-grid-img .nc-body .n-date{font-size:12.5px;color:var(--brand-green);font-weight:700;letter-spacing:1px}
.news-grid-img .nc-body h3{font-size:15.5px;line-height:1.5;color:var(--navy-900);margin:0}
.news-grid-img .nc-body p{font-size:13px;color:var(--gray);margin:0;flex:1}
@media(max-width:900px){.news-grid-img{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.news-grid-img{grid-template-columns:1fr}}

/* ---------- 经营理念图片卡 ---------- */
.idea-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px 24px;max-width:880px;margin:0 auto}
.idea-card{background:var(--white);border-radius:14px;border:1px solid #eef2f7;box-shadow:0 4px 16px rgba(15,23,42,.06);overflow:hidden}
.idea-photo{position:relative;aspect-ratio:16/9;background:#e5e7eb}
.idea-photo img{width:100%;height:100%;object-fit:cover;display:block}
.idea-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.45),transparent 35%);pointer-events:none}
.idea-num{position:absolute;right:16px;bottom:10px;font-size:12px;font-weight:500;color:rgba(255,255,255,.92);z-index:1;letter-spacing:1px}
.idea-body{padding:0 22px 22px;display:flex;flex-direction:column;align-items:flex-start}
.idea-ico{width:40px;height:40px;border-radius:10px;background:var(--white);border:1px solid #e5e7eb;box-shadow:0 2px 6px rgba(15,23,42,.06);display:flex;align-items:center;justify-content:center;margin-top:-20px;position:relative;z-index:2}
.idea-ico svg{width:22px;height:22px}
.idea-body h3{margin:12px 0 0;font-size:18px;line-height:1.4;font-weight:600;color:var(--navy-900)}
.idea-body p{margin:8px 0 0;font-size:13px;line-height:1.65;color:var(--gray)}
@media(max-width:760px){.idea-grid{grid-template-columns:1fr}}

/* ---------- 参数表行悬停浮图 ---------- */
tr:has(.row-img-cell){cursor:crosshair}
.row-img-cell{width:70px;padding:6px 8px !important;vertical-align:middle}
.row-img{position:relative;display:inline-block;width:56px;height:42px;border-radius:6px;overflow:hidden;border:1px solid var(--line)}
.row-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .2s}
.row-img-cell:hover .row-img{position:fixed;z-index:999;width:300px;height:225px;border:3px solid var(--navy-700);border-radius:10px;box-shadow:0 18px 50px rgba(4,20,40,.45);pointer-events:none}
.row-img-cell:hover .row-img img{width:100%;height:100%;transform:scale(1.02)}
.row-img-cell .row-img::after{content:attr(data-name)}
@media(hover:none){.row-img-cell{display:none}.row-img-cell .row-img{display:none}}

/* ---------- 产品名悬停浮图 v2 ---------- */
.prod-name{cursor:zoom-in;border-bottom:1px dashed var(--blue-600)}
tr.has-float,tr.has-float td{cursor:zoom-in}
.prod-float{position:fixed;z-index:1200;width:440px;border-radius:10px;overflow:hidden;
  border:3px solid var(--navy-700);box-shadow:0 18px 50px rgba(4,20,40,.45);
  opacity:0;pointer-events:none;transform:translateY(6px);transition:opacity .18s ease,transform .18s ease}
.prod-float.show{opacity:1;transform:translateY(0)}
.prod-float img{display:block;width:100%;height:auto}
.prod-float .pf-name{display:block;background:var(--navy-900);color:#fff;font-size:13px;
  padding:6px 12px;letter-spacing:1px}

/* ---------- 新闻页 hero 专属：照片可视性增强 ---------- */
.page-hero.has-bg.page-hero--news{
  background:linear-gradient(90deg, var(--navy-900) 0%, var(--navy-900) 22%, rgba(6,41,77,.42) 44%, rgba(6,41,77,.06) 68%, rgba(6,41,77,.14) 100%),
             var(--hero-img, none) center 55% / cover no-repeat;
  background-color:var(--navy-900);
}
@media(max-width:768px){
  .page-hero.has-bg.page-hero--news{
    background:linear-gradient(90deg, var(--navy-900) 0%, rgba(6,41,77,.74) 52%, rgba(6,41,77,.28) 100%),
               var(--hero-img, none) center 55% / cover no-repeat;
    background-color:var(--navy-900);
  }
}

/* ---------- 首页产品与服务：图卡 3+2 居中 ---------- */
.prod-grid--series{display:grid;grid-template-columns:repeat(6,1fr);gap:24px}
.prod-grid--series .prod-card{grid-column:span 2}
.prod-grid--series .prod-card:nth-child(4){grid-column:2 / span 2}
.prod-grid--series .prod-card:nth-child(5){grid-column:4 / span 2}
.prod-grid--series .p-photo{margin:0 0 18px;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--white)}
.prod-grid--series .p-photo img{display:block;width:100%;height:auto;transition:transform .25s ease}
.prod-grid--series .prod-card:hover .p-photo img{transform:scale(1.03)}
@media(max-width:1100px){
  .prod-grid--series{grid-template-columns:repeat(2,1fr)}
  .prod-grid--series .prod-card,
  .prod-grid--series .prod-card:nth-child(4),
  .prod-grid--series .prod-card:nth-child(5){grid-column:auto}
}
@media(max-width:640px){
  .prod-grid--series{grid-template-columns:1fr}
}

/* ---------- 头部调整（用户 2026-09-17：白条加长 + logo 左移） ---------- */
@media(min-width:769px){
  :root{--header-h:187px}
  .nav{height:152px}
}
:root{--edge-shift:clamp(-151px, calc((min(1200px, 92vw) - 100vw) / 2 + 40px), 0px)}
.brand{margin-left:var(--edge-shift)}
.topbar .container > span:first-child{margin-left:var(--edge-shift)}
.slide-inner{left:var(--edge-shift)}

/* ---------- 首页：金字塔除雾器大类目（用户 2026-09-17） ---------- */
.pyramid-band{padding:44px 0}
.pyramid-shot{position:relative;border-radius:10px;overflow:hidden;box-shadow:var(--shadow-lg)}
.pyramid-shot img{display:block;width:100%;height:auto}
.pyramid-cta{position:absolute;left:6.25%;top:62.7%;width:8.85%;height:6.5%;z-index:2;cursor:pointer}
.pyramid-cta:hover{background:rgba(255,255,255,.12)}
.vh{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.pyramid-full{position:relative}
.pyramid-full img{display:block;width:100%;height:auto}

.pyramid-sec img{display:block;width:100%;height:auto}

.pyramid-sec--center img{max-width:1200px;margin:0 auto}
.pyramid-sec--case img{max-width:900px;margin:0 auto}

/* 首页金字塔主图:产品名热区 → pyramid.html */
.pyramid-title-link{position:absolute;left:6.35%;top:41.4%;width:39.6%;height:11%;z-index:2}

/* ---------- 回到顶部悬浮按钮（全站通用） ---------- */
.back-to-top{position:fixed;right:22px;bottom:26px;width:48px;height:48px;border-radius:50%;background:#1e73be;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(30,115,190,.42);opacity:0;visibility:hidden;transform:translateY(14px);transition:opacity .25s ease,transform .25s ease,visibility .25s,background .2s;z-index:1400;padding:0}
.back-to-top.is-show{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{background:#2a80cc}
.back-to-top:active{transform:translateY(-2px)}
.back-to-top svg{display:block}
@media(max-width:640px){.back-to-top{right:14px;bottom:20px;width:44px;height:44px}}

/* ===== 合作伙伴 Partners ===== */
.partner-band{background:#fff}
.partner-band .section-sub{max-width:860px;margin:10px auto 0;font-size:14.5px;color:#5a6b7d;line-height:1.8}
.partner-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:30px}
.partner-item{background:#f7fafc;border:1px solid #e4ecf3;border-radius:10px;display:flex;align-items:center;justify-content:center;padding:10px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.partner-item img{width:100%;height:auto;max-width:132px;object-fit:contain;filter:saturate(.96)}
.partner-item:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(15,60,110,.10);border-color:#cfe0ef;background:#fff}
@media(max-width:960px){.partner-grid{grid-template-columns:repeat(4,1fr)}}
@media(max-width:640px){.partner-grid{grid-template-columns:repeat(3,1fr);gap:10px}.partner-item{padding:8px}}

/* 专利背书行（2026-09-21） */
.patent-note{max-width:980px;margin:0 auto;padding:14px 18px;text-align:center;font-size:13.5px;color:#556b88;background:#f4f8fc;border:1px solid #dbe7f3;border-radius:10px}
.patent-note a{color:#0f5fa8;font-weight:600;text-decoration:none}
.patent-note a:hover{text-decoration:underline}
@media(max-width:640px){.patent-note{font-size:12.5px;padding:12px 14px}}

/* 2026-09-22 金字塔页：专利背书条（放大版，置于产品概述图下方） */
.pyramid-patent{padding:4px 0 30px}
.patent-hero{max-width:1080px;margin:0 auto;padding:22px 30px;background:linear-gradient(135deg,#f8fbfe,#e8f1fa);border:1px solid #d5e3f2;border-left:5px solid var(--brand-green);border-radius:12px;display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap;box-shadow:var(--shadow-sm)}
.ph-badge{flex:none;background:var(--brand-green);color:#fff;font-size:14px;font-weight:700;letter-spacing:2px;padding:8px 16px;border-radius:999px}
.ph-name{font-size:17.5px;font-weight:700;color:var(--navy-800);margin:0 0 4px}
.ph-meta{font-size:14.5px;color:#556b88;margin:0}
.ph-meta b{color:#0f5fa8}
.ph-meta a{color:#0f5fa8;font-weight:600;text-decoration:none}
.ph-meta a:hover{text-decoration:underline}
@media(max-width:640px){.patent-hero{flex-direction:column;text-align:center;gap:10px;padding:18px 16px}.ph-name{font-size:16px}.ph-meta{font-size:13.5px}}

/* ============================================================
   新闻列表分页器（news.html）
   ============================================================ */
.pager{
  display:flex;align-items:center;justify-content:center;gap:10px;
  margin-top:34px;flex-wrap:wrap;
}
.pg-btn,.pg-num{
  font:inherit;font-size:14.5px;font-weight:600;line-height:1;
  padding:11px 18px;border-radius:8px;cursor:pointer;
  border:1px solid var(--line);background:var(--white);color:var(--ink);
  transition:all .18s ease;
}
.pg-btn:hover:not(:disabled),.pg-num:hover{border-color:var(--blue-600);color:var(--blue-600);transform:translateY(-1px)}
.pg-num{min-width:44px;text-align:center;padding:11px 0}
.pg-num.is-on{background:var(--navy-800);border-color:var(--navy-800);color:var(--white);cursor:default}
.pg-btn:disabled{opacity:.45;cursor:not-allowed;transform:none}
.pg-info{font-size:13px;color:var(--gray);margin-left:6px}
@media (max-width:560px){
  .pg-btn,.pg-num{padding:10px 14px;font-size:13.5px}
  .pg-num{min-width:40px}
  .pg-info{width:100%;text-align:center;margin:4px 0 0;order:9}
}