/* ==========================================================================
   尼维视 · 产品展示平台
   main.css —— 全站样式（依据原站视觉规范重建）
   ========================================================================== */

/* ---------- 变量 ---------- */
:root{
  --blue:        #0866b2;
  --blue-hi:     #1f98fc;
  --blue-mid:    #2786c8;
  --blue-soft:   #30a7fd;
  --blue-tint:   #e6f4ff;
  --navy:        #1d4289;
  --page-bg:     #e9eef1;
  --card:        #ffffff;
  --ink:         #333333;
  --ink-2:       #666666;
  --ink-3:       #878a96;
  --ink-4:       #999999;
  --ink-5:       #ababab;
  --line:        #e5e5e5;
  --line-soft:   #ebebeb;
  --radius-tab:  30px;
  --shadow-sm:   0 2px 10px rgba(15,35,68,.06);
  --shadow-md:   0 8px 26px rgba(15,35,68,.10);
  --shadow-lg:   0 18px 50px rgba(15,35,68,.16);
  --ease:        cubic-bezier(.4,0,.2,1);
  --header-h:    86px;
  --wrap:        94%;
  --wrap-max:    1600px;
}

/* ---------- 基础 ---------- */
*,*::before,*::after{box-sizing:border-box}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit}
input{font-family:inherit}
svg{display:block}
.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}
.brand .logo-light{display:block}
.brand .logo-dark{display:none}

.site-header nav{margin-left:auto}
.main-nav > li{position:relative}
.main-nav > li > a:hover{color:var(--blue-hi)}
/* 当前项高亮统一由 .active 控制（跟随实际页面 / 滚动位置） */

/* 二级菜单 */
.sub-nav{
  position:absolute;top:100%;left:50%;transform:translate(-50%,10px);
  min-width:190px;background:#fff;border-radius:8px;padding:10px 0;
  box-shadow:var(--shadow-md);
  opacity:0;visibility:hidden;transition:all .28s var(--ease);
}
.main-nav > li:hover .sub-nav{opacity:1;visibility:visible;transform:translate(-50%,0)}
.sub-nav a:hover{color:var(--blue);background:var(--blue-tint)}
.icon-btn svg{width:19px;height:19px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round}
.lang-btn:hover{box-shadow:var(--shadow-sm)}
.lang-btn svg{width:12px;height:12px;stroke:#3b3a3a;fill:none;stroke-width:2.2;stroke-linecap:round}
.lang-menu a,.lang-menu button{display:block;width:100%;text-align:left;padding:8px 18px;font-size:13px;color:var(--ink-2);background:none;border:0;cursor:pointer}
.lang-menu button.is-on{color:var(--blue);background:var(--blue-tint)}
.lang-menu a:hover,.lang-menu button:hover{color:var(--blue);background:var(--blue-tint)}
.lang-wrap{position:relative}
.lang-wrap.open .lang-menu{opacity:1;visibility:visible;transform:translateY(0)}

.nav-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center}
.nav-toggle span{position:relative;display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:background .3s var(--ease)}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:22px;height:2px;background:#fff;border-radius:2px;
  transition:transform .3s var(--ease),top .3s var(--ease)
}
.nav-toggle span::before{top:-7px}
.nav-toggle span::after{top:7px}

/* 滚动后：白底 + 深色文字 */
.site-header.solid{background:#fff;box-shadow:0 2px 14px rgba(15,35,68,.08)}
.site-header.solid::after{opacity:0}
.site-header.solid .brand .logo-light{display:none}
.site-header.solid .brand .logo-dark{display:block}
.site-header.solid .main-nav > li > a:hover,
.site-header.solid .main-nav > li.current > a{color:var(--blue)}
.site-header.solid .icon-btn svg{stroke:var(--ink)}
.site-header.solid .icon-btn:hover{background:#f2f5f8}
.site-header.solid .nav-toggle span,
.site-header.solid .nav-toggle span::before,
.site-header.solid .nav-toggle span::after{background:var(--ink)}

/* ---------- 首屏 Banner ---------- */
.hero{
  position:relative;overflow:hidden;
  background:#0a1a2b;
  background-size:auto;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(3,14,26,.82) 0%,rgba(3,14,26,.55) 42%,rgba(3,14,26,.35) 100%);
}
.hero-inner{position:relative;width:92%;max-width:var(--wrap-max);margin:0 auto;padding:calc(var(--header-h) + 64px) 0 92px 1.35%}
.hero h1{font-size:42px;line-height:1.1;color:#fff;font-weight:700;letter-spacing:2px}
.hero .hero-en{
  margin-top:12px;font-size:28px;line-height:1.2;color:#fff;
  font-weight:700;letter-spacing:5px
}

/* ---------- 主体 ---------- */
.page-main{background:var(--page-bg);padding:60px 0 5%}
.layout{display:flex;align-items:flex-start;gap:30px}
.layout > .col-side{flex:0 0 300px;max-width:300px}
.layout > .col-body{flex:1;min-width:0}

/* 侧栏：产品分类 */
.side-title{
  padding:20px 25px 20px 40px;
  background:var(--blue) url("../img/tab-blue.webp") center/cover no-repeat;
  border-top-left-radius:var(--radius-tab);
  font-size:28px;line-height:1.5;color:#fff;font-weight:700;letter-spacing:1px;
}
.cat-list li{border-bottom:1px solid var(--line-soft)}
.cat-list li:last-child{border-bottom:0}
.cat-list .dot{
  flex:0 0 auto;margin-right:10px;font-family:Arial,sans-serif;
  font-size:16px;color:var(--ink-2);transition:all .3s var(--ease);
}
.cat-list a:hover{color:var(--blue);background:#f7fbff}
.cat-list a:hover .dot{opacity:0;width:0;margin-right:0;overflow:hidden}
.cat-list li.is-active a{color:var(--blue);font-weight:700}
.cat-list li.is-active .dot{color:var(--blue)}
.cat-more{display:none}

/* 内容区头部：标题页签 + 面包屑 */
.content-head{
  display:flex;align-items:center;justify-content:space-between;
  width:calc(100% - 20px);margin:0 10px 20px;
  background:#fff;border-top-left-radius:20px;
}
.content-head h2{
  flex:0 0 auto;padding:0 25px;border-top-left-radius:20px;
  background:var(--blue);color:#fff;
  font-size:20px;font-weight:700;line-height:2.8;
}
.breadcrumb li{position:relative;padding:0 3px 0 15px}
.breadcrumb li:first-child{padding-left:0}
.breadcrumb li:not(:first-child)::before{
  content:">";position:absolute;left:2px;color:var(--ink-4)
}
.breadcrumb li a{display:flex;align-items:center;gap:6px;transition:color .25s var(--ease)}
.breadcrumb li a:hover{color:var(--blue)}
.breadcrumb svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.8}

/* 工具条：搜索 / 结果计数 */
.toolbar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  margin:0 10px 10px;
}
.result-count{font-size:13px;color:var(--ink-3)}
.search-box input{
  flex:1;min-width:0;border:0;outline:0;background:none;font-size:14px;color:var(--ink)
}
.search-box input::placeholder{color:#b6bcc4}
.search-box button{
  width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  transition:background .2s var(--ease)
}
.search-box button:hover{background:var(--blue-tint)}
.search-box svg{width:15px;height:15px;stroke:var(--ink-2);fill:none;stroke-width:2;stroke-linecap:round}

/* 产品网格 */
.product-grid{display:flex;flex-wrap:wrap}
.product-card:hover .product-name{color:var(--blue)}
.product-card:hover .product-line{border-top-color:var(--blue)}

/* 空状态 */
.empty-state{
  flex:1 1 100%;padding:70px 20px;background:#fff;border:1px solid var(--line);
  margin:10px;text-align:center;color:var(--ink-4)
}
.empty-state strong{display:block;margin-bottom:8px;font-size:18px;color:var(--ink-2)}

/* 分页 */
.pager{display:flex;justify-content:center;align-items:center;margin-top:30px;gap:6px}
.page-btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:30px;height:30px;padding:0 6px;border-radius:2px;
  background:#f4f4f4;color:#666;font-size:14px;
  transition:background .25s var(--ease),color .25s var(--ease)
}
.page-btn:hover{background:var(--blue-tint);color:var(--blue-soft)}
.page-btn.current:hover{background:var(--blue-hi);color:#fff}
.page-btn[disabled]{background:#f4f4f4;color:#ccc;cursor:not-allowed}
.page-btn[disabled]:hover{background:#f4f4f4;color:#ccc}
.page-btn svg{width:12px;height:12px;stroke:currentColor;fill:none;stroke-width:2.4;stroke-linecap:round}
.footer-qr{flex:0 0 130px;margin-right:50px;text-align:center}
.footer-contact{flex:0 0 auto;max-width:360px;min-width:250px}
.footer-tel img{width:26px;height:26px}
.footer-tel a{transition:color .25s var(--ease)}
.footer-nav{display:flex;flex:1 1 auto;gap:0;margin-left:auto;max-width:820px}
.footer-col{flex:1 1 auto;min-width:84px}
.footer-col li{margin-bottom:8px}
.footer-legal a{transition:color .25s var(--ease)}

/* ---------- 悬浮组件 ---------- */
.fab-stack{position:fixed;right:18px;bottom:80px;z-index:90;display:flex;flex-direction:column;gap:10px}
.fab svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.fab-top{opacity:0;visibility:hidden;transform:translateY(10px)}
.fab-top.show{opacity:1;visibility:visible;transform:translateY(0)}

/* 在线咨询面板 */
.chat-panel{
  position:fixed;right:18px;bottom:140px;z-index:95;width:320px;
  background:#fff;border-radius:12px;box-shadow:var(--shadow-lg);overflow:hidden;
  opacity:0;visibility:hidden;transform:translateY(14px) scale(.98);
  transition:all .3s var(--ease)
}
.chat-panel.open{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
.chat-head button{color:#fff;opacity:.85;font-size:18px;line-height:1;transition:opacity .2s}
.chat-head button:hover{opacity:1}
.chat-body{padding:16px;background:#f5f7f9;max-height:300px;overflow:auto}
.chat-time{text-align:center;font-size:12px;color:#9aa3ad;margin-bottom:12px}
.chat-msg{display:flex;gap:10px;margin-bottom:14px}
.chat-avatar{flex:0 0 32px;width:32px;height:32px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px}
.chat-bubble{background:#fff;border-radius:8px;padding:10px 12px;font-size:13px;line-height:1.7;color:#3b4a5a;box-shadow:0 1px 3px rgba(0,0,0,.05)}
.chat-bubble b{display:block;margin-bottom:4px;color:#22303f}
.chat-foot{display:flex;gap:8px;padding:12px 16px;border-top:1px solid #eef1f4}
.chat-foot input{flex:1;min-width:0;border:1px solid var(--line);border-radius:6px;padding:8px 10px;font-size:13px;outline:0}
.chat-foot input:focus{border-color:var(--blue)}
.chat-foot button{padding:8px 16px;border-radius:6px;background:var(--blue);color:#fff;font-size:13px;transition:background .25s}
.chat-foot button:hover{background:var(--blue-mid)}
.chat-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.chat-actions a{
  display:flex;align-items:center;justify-content:center;
  padding:9px 12px;border-radius:6px;background:var(--blue);color:#fff;
  font-size:13px;transition:background .25s
}
.chat-actions a:hover{background:var(--blue-mid)}

/* ---------- 详情页 ---------- */
.detail{display:flex;gap:40px;padding:30px;background:#fff;border:1px solid var(--line);margin:10px}
.detail-info{flex:1;min-width:0}
.detail-info .cat-tag{
  display:inline-block;margin-bottom:12px;padding:3px 12px;border-radius:12px;
  background:var(--blue-tint);color:var(--blue);font-size:12px
}
.detail-info h1{font-size:28px;line-height:1.4;color:var(--ink);font-weight:700}
.detail-info .en{margin-top:8px;font-size:15px;color:var(--ink-4)}
.detail-meta{margin:22px 0;padding:18px 0;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.detail-meta li{display:flex;gap:12px;font-size:14px;color:var(--ink-2);margin-bottom:10px;line-height:1.8}
.detail-meta li:last-child{margin-bottom:0}
.detail-meta b{flex:0 0 78px;color:var(--ink)}
.detail-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:20px}
.btn-ghost{background:#fff;border:1px solid var(--blue);color:var(--blue)}
.btn-ghost:hover{background:var(--blue-tint)}
.detail-body h2{margin-bottom:16px;font-size:20px;color:var(--ink)}
.detail-body p{font-size:15px;line-height:2;color:var(--ink-2);margin-bottom:12px}
.spec-table{width:100%;border-collapse:collapse;margin-top:8px}
.spec-table th,.spec-table td{padding:12px 16px;border:1px solid var(--line-soft);font-size:14px;text-align:left}
.spec-table td{color:var(--ink-2)}
.related{margin-top:30px}
.related h2{margin:0 10px 6px;font-size:20px;color:var(--ink)}
@media (max-width:1100px){
  :root{--header-h:76px}
  .brand{flex-basis:170px}
  .main-nav > li > a{padding:10px 12px;font-size:15px}
  .product-cell{flex:0 0 50%;max-width:50%}
  .footer-main{flex-wrap:wrap}
  .footer-qr{margin-right:0}
  .footer-contact{flex:1 1 300px;max-width:none}
  .footer-nav{flex:1 1 100%;max-width:none;margin-left:0;margin-top:30px;flex-wrap:wrap}
}
@media (max-width:900px){
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .site-header .brand{flex-basis:160px}
}
@media (max-width:768px){
  .site-header .brand{flex-basis:148px}
  .header-tools{gap:6px;margin-left:auto}
  #headerSearchBtn{display:none}
  .lang-btn{padding:7px 14px;font-size:14px}
  .icon-btn,.nav-toggle{width:36px;height:36px}
}
@media (max-width:768px){
  :root{--wrap:92%;--radius-tab:20px}
  .hero-inner{padding:calc(var(--header-h) + 46px) 0 52px}
  .hero h1{font-size:26px}
  .hero .hero-en{font-size:16px;letter-spacing:3px}
  .page-main{padding:24px 0 40px}
  .layout{flex-direction:column;gap:16px}
  .layout > .col-side{flex:1 1 auto;max-width:none;width:100%}
  .side-title{display:none}
  .cat-list{display:none}
  .cat-more{
    display:flex;align-items:center;justify-content:space-between;width:100%;
    padding:14px 18px;background:var(--blue) url("../img/tab-blue.webp") center/cover no-repeat;
    border-top-left-radius:var(--radius-tab);color:#fff;font-size:16px;font-weight:700
  }
  .cat-more svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2.2}
  .col-side.open .cat-list{display:block}
  .col-side.open .cat-more svg{transform:rotate(180deg)}
  .content-head{width:100%;margin:0 0 14px;flex-wrap:wrap;border-radius:0}
  .content-head h2{border-radius:0;font-size:17px;line-height:2.6;padding:0 18px}
  .breadcrumb{margin:0 14px 0 auto}
  .toolbar{margin:0 0 10px;flex-direction:column;align-items:stretch;gap:10px}
  .search-box{width:100%}
  .product-cell{flex:0 0 100%;max-width:100%}
  .product-card{margin:8px 0}
  .product-name{font-size:17px}
  .detail{flex-direction:column;gap:20px;padding:18px;margin:0}
  .detail-media{flex:1 1 auto;max-width:100%}
  .detail-info h1{font-size:22px}
  .detail-body{margin:16px 0 0;padding:18px}
  .spec-table th{width:120px}
  .footer-main{width:92%;flex-direction:column;gap:26px;margin:32px auto}
  .footer-qr{text-align:left}
  .footer-qr img{margin:0}
  .footer-nav{flex-direction:column;gap:0;margin-top:6px}
  .footer-col{border-bottom:1px solid #dde3e7}
  .footer-col h4{
    display:flex;align-items:center;justify-content:space-between;
    margin-bottom:0;padding:14px 0;font-size:16px;cursor:pointer
  }
  .footer-col h4::after{content:"+";font-size:18px;color:var(--ink-3);transition:transform .3s var(--ease)}
  .footer-col.open h4::after{transform:rotate(45deg)}
  .footer-col ul{display:none;padding-bottom:12px}
  .footer-col.open ul{display:block}
  .footer-bottom-inner{width:92%;flex-direction:column;gap:12px;padding:18px 0}
  .copyright{flex:1 1 auto}
  .footer-legal{gap:18px}
  .chat-panel{right:10px;left:10px;width:auto;bottom:132px}
  .fab-stack{right:10px;bottom:72px}
  .mobile-bar{
    position:fixed;left:0;right:0;bottom:0;z-index:100;display:flex;
    background:#fff;box-shadow:0 -2px 12px rgba(15,35,68,.10)
  }
  .mobile-bar a{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
    padding:8px 0;font-size:11px;color:var(--ink-2)
  }
  .mobile-bar svg{width:18px;height:18px;stroke:var(--blue);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
  body{padding-bottom:58px}
  .fab-stack{right:10px;bottom:76px}
}
@media (min-width:769px){ .mobile-bar{display:none} }

/* ---------- 移动端下拉菜单 ---------- */
.mobile-nav{
  position:absolute;top:100%;left:0;right:0;
  max-height:calc(100vh - var(--header-h));overflow-y:auto;
  overscroll-behavior:contain;
  background:#fff;box-shadow:0 12px 26px rgba(15,35,68,.14);
  border-top:1px solid #eef1f4;
}
.mobile-nav[hidden]{display:none}
.m-group{border-bottom:1px solid #f0f3f6}
.m-head{display:flex;align-items:center;justify-content:space-between;padding:0 6%}
.m-head > a{flex:1;padding:14px 0;font-size:16px;color:var(--ink)}
.m-group.current > .m-head > a{color:var(--blue);font-weight:700}
.m-toggle{
  width:34px;height:34px;border-radius:50%;font-size:18px;line-height:1;
  color:var(--ink-3);background:#f4f7fa;transition:transform .3s var(--ease),background .3s var(--ease)
}
.m-group.open .m-toggle{transform:rotate(45deg);background:var(--blue-tint);color:var(--blue)}
.m-sub{display:none;padding:0 6% 12px;background:#fafcfd}
.m-group.open .m-sub{display:block}
.m-sub a{display:block;padding:9px 0;font-size:14px;color:var(--ink-2)}
.m-sub a:hover{color:var(--blue)}
body.nav-open .nav-toggle span{background:transparent}
body.nav-open .nav-toggle span::before{top:0;transform:rotate(45deg)}
body.nav-open .nav-toggle span::after{top:0;transform:rotate(-45deg)}
@media (min-width:901px){ .mobile-nav{display:none} }

/* ---------- 首屏背景：小屏改用覆盖式裁切 ---------- */
@media (max-width:1100px){
  .hero{background-size:cover;background-position:center center}
  .hero-inner{width:var(--wrap);padding-left:0}
}
@keyframes editPulse{0%,100%{opacity:1}50%{opacity:.35}}

/* ==========================================================================
   首页专属样式
   ========================================================================== */

/* ---------- 首屏 ---------- */
.home-hero{
  background-size:cover;
  background-position:center center;
}
/* 首屏背景：静态图片（原动态视频背景已移除，见 CHANGELOG 2026-10-16） */
.static-bg-hero .hero-bg-media{
  position:absolute;inset:0;z-index:0;width:100%;height:100%;
  object-fit:cover;object-position:center center;pointer-events:none;
  background:#04121f;
}
.static-bg-hero .hero-veil{z-index:1}
.static-bg-hero .hero-grid,
.static-bg-hero .hero-glow,
.static-bg-hero .hero-spot,
.static-bg-hero .hero-dust{z-index:2}
.static-bg-hero .hero-inner{position:relative;z-index:3}
.video-original-hero{
  background:#02070f;min-height:100vh;display:flex;align-items:center;justify-content:center;
}
.video-original-hero::before{display:none}
body.video-hero-page:not(.video-past) .site-header{
  opacity:0;visibility:hidden;pointer-events:none;
}
body.video-hero-page:not(.video-past) .fab-stack,
body.video-hero-page:not(.video-past) .mobile-bar{
  opacity:0;visibility:hidden;pointer-events:none;
}
body.video-hero-page .fab-stack,
body.video-hero-page .mobile-bar{
  transition:opacity .3s var(--ease),visibility .3s var(--ease);
}
body.video-hero-page .site-header{
  transition:opacity .35s var(--ease),visibility .35s var(--ease),background .25s var(--ease);
}
@media (prefers-reduced-motion: reduce){
  .video-original-hero{background:#02070f}
}

/* ---------- 通用区块 ---------- */
.home-sec{padding:72px 0;background:var(--page-bg)}
.home-sec.alt{background:#fff}
.cat-card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);overflow:hidden;
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease),transform .3s var(--ease)
}
.cat-card:hover{
  border-color:var(--blue);box-shadow:var(--shadow-md);transform:translateY(-3px)
}
.cat-thumb img{max-width:100%;max-height:100%;object-fit:contain;transition:transform .5s var(--ease)}
.cat-card:hover .cat-thumb img{transform:scale(1.06)}
.cat-soon{font-size:13px;color:#c2cad2}
.tick li:last-child{margin-bottom:0}
.app-card h3 a{color:inherit}.app-card h3 a:hover{color:var(--blue)}
.app-card-img{display:block;width:calc(100% + 48px);margin:-24px 0 14px -24px;height:150px;object-fit:cover;border-radius:14px 14px 0 0}.app-more:hover{color:#0a7bcf}
.sec-dark .app-more{color:var(--cyan)}
@media (max-width:900px){
  .inn-grid,.coop-grid{grid-template-columns:1fr}
}
@media (max-width:768px){
  .home-hero{background-size:cover;background-position:center}
  .home-hero .hero-inner{padding:calc(var(--header-h) + 44px) 0 48px;width:var(--wrap)}
  .home-hero h1{font-size:30px;letter-spacing:1px}
  .home-kicker{font-size:12px;letter-spacing:2px;margin-bottom:12px}
  .home-lead{font-size:14.5px;margin-top:14px}
  .home-btns{margin-top:24px}
  .home-btn{height:42px;padding:0 22px;font-size:14px}
  .home-stats{
    margin-top:30px;display:grid;grid-template-columns:1fr 1fr;gap:14px 0;
  }
  .home-stats li{padding:0 14px}
  .home-stats li:nth-child(odd){border-left:0;padding-left:0}
  .home-stats b{font-size:22px}
  .home-stats li:last-child b{font-size:17px;letter-spacing:.5px}
  .home-stats span{font-size:12px}
  .home-sec{padding:44px 0}
  .sec-head{margin-bottom:20px}
  .sec-head h2{font-size:21px;padding-left:14px}
  .sec-head h2::before{width:4px;height:20px}
  .sec-head p{display:none}
  .sec-more{margin-left:0;width:100%}
  .cat-meta{padding:11px 12px}
  .cat-meta h3{font-size:14px}
  .app-grid{grid-template-columns:1fr}
  .inn-card{padding:24px 22px}
  .inn-no{font-size:38px}
  .inn-card h3{font-size:19px}
  .coop-card{padding:26px 22px;min-height:auto}
  .coop-card h3{font-size:19px}
}

/* ==========================================================================
   首页尺寸放大（大气版）
   覆盖上面的基础值，让首屏与各板块更有分量
   ========================================================================== */

/* ---------- 首屏：接近满屏 ---------- */
.home-hero{
  display:block;
  min-height:100vh;
  background:#05131f;           /* 首屏底色（照片图层已移除） */
}
.home-lead{color:rgba(255,255,255,.82);margin-top:26px;font-size:19px;line-height:2.05;max-width:720px}

/* ---------- 板块留白与标题 ---------- */
.home-sec{padding:104px 0}
.sec-lead{color:var(--ink-2);margin:-22px 0 40px;font-size:16.5px}
.cat-thumb{aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;background:#fbfcfd;overflow:hidden;padding:22px}
.cat-meta{border-top:1px solid var(--line-soft);background:#fff;padding:18px 22px}
.cat-meta h3{line-height:1.5;color:var(--ink);font-weight:700;font-size:18.5px}
.cat-meta span{color:var(--ink-3);font-size:13px}

/* ---------- 热门产品 ---------- */
#homeProducts .product-name{font-size:19px}
#homeProducts .product-sub{font-size:15px}

/* ---------- 应用领域 ---------- */
.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:1100px){
  .home-hero{min-height:100vh}
  .home-hero h1{font-size:46px;letter-spacing:2px}
  .home-lead{font-size:17px}
  .home-stats{margin-top:44px}
  .home-stats b{font-size:30px}
  .home-stats li{padding:0 26px}
  .home-sec{padding:72px 0}
  .sec-head h2{font-size:26px}
  .inn-card{padding:34px 32px}
  .coop-card{padding:38px 36px;min-height:190px}
  .coop-card h3{font-size:23px}
}
@media (max-width:768px){
  .home-hero{display:flex;min-height:100vh;min-height:100svh;align-items:center}
  .home-hero .hero-inner{padding:calc(var(--header-h) + 44px) 0 48px;width:var(--wrap)}
  .home-hero h1{font-size:32px;letter-spacing:1px}
  .home-kicker{font-size:12px;letter-spacing:2.4px;margin-bottom:12px}
  .home-lead{font-size:14.5px;margin-top:16px;line-height:1.9}
  .home-btns{margin-top:26px;gap:10px}
  .home-btn{height:44px;padding:0 22px;font-size:14px;border-radius:22px}
  .home-stats{margin-top:32px;gap:14px 0}
  .home-stats li{padding:0 14px}
  .home-stats b{font-size:22px}
  .home-stats li:last-child b{font-size:17px}
  .home-sec{padding:46px 0}
  .sec-head{margin-bottom:20px;gap:0}
  .sec-head h2{font-size:22px;padding-left:15px}
  .sec-head h2::before{width:4px;height:21px}
  .sec-more{font-size:14px;margin-top:6px}
  .sec-lead{margin:-8px 0 20px;font-size:14px}
  .cat-thumb{padding:12px}
  .cat-meta{padding:11px 12px}
  .cat-meta h3{font-size:14px}
  .inn-card{padding:24px 22px}
  .inn-card h3{font-size:19px}
  .inn-no{font-size:40px}
  .coop-card{padding:26px 22px;min-height:0}
  .coop-card h3{font-size:19px}
  .app-card{padding:22px 20px}
}

/* ==========================================================================
   内页通用组件（热门应用 / 资讯中心 / 关于我们 / 联系我们）
   ========================================================================== */

/* ---------- 页首引导语 ---------- */
.page-lead{
  margin:0 0 34px;font-size:16px;line-height:2;color:var(--ink-2);max-width:880px;
}
.page-note{margin-top:22px;font-size:13px;color:var(--ink-4)}
.field{display:flex;flex-direction:column;gap:6px}
.field > span{font-size:13px;color:var(--ink-2)}
.field > span b{color:#d64545}
.btn{gap:8px;display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 28px;border-radius:8px;border:1px solid transparent;font:inherit;font-size:15px;cursor:pointer;transition:background .25s var(--ease),border-color .25s var(--ease)}
.btn-primary{border:1px solid var(--blue);background:var(--blue);border-color:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-mid);border-color:var(--blue-mid)}

/* ---------- 热门应用 ---------- */
.app-grid-lg{grid-template-columns:repeat(3,1fr)}
.app-card-lg{padding:32px 30px 28px}
.app-card-lg h3{font-size:20px;margin:18px 0 10px}
.app-card-lg p{font-size:14px;line-height:1.9;color:var(--ink-2)}
.app-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}

/* ---------- 关于我们 ---------- */
.about-intro{max-width:920px;margin-bottom:46px}
.about-intro h2{
  position:relative;padding-left:22px;font-size:34px;line-height:1.35;
  color:var(--ink);font-weight:700;margin-bottom:24px
}
.about-intro h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:7px;height:32px;border-radius:3px;
  background:linear-gradient(180deg,#0866b2,#3aa9f0)
}
.about-intro p{font-size:16px;line-height:2.1;color:var(--ink-2);margin-bottom:16px}
.about-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  background:#fff;border:1px solid var(--line);padding:38px 0
}
.about-stats li{
  padding:0 40px;border-left:1px solid var(--line-soft);text-align:center
}
.about-stats li:first-child{border-left:0}
.about-stats b{display:block;font-size:38px;line-height:1.3;color:var(--blue);font-weight:700}
.about-stats li:last-child b{font-size:26px}
.about-stats span{font-size:13.5px;color:var(--ink-3)}
.contact-list li:last-child{border-bottom:0}
.contact-list a:hover{color:var(--blue-hi)}
.contact-hours{margin-top:18px;font-size:13px;color:var(--ink-4)}
.contact-qr{text-align:center}
.contact-qr h2{text-align:left}
.contact-qr p{font-size:13px;color:var(--ink-3);line-height:1.8}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){.app-grid{grid-template-columns:repeat(2,1fr)}
  .home-hero h1{font-size:42px};.app-grid-lg{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .about-stats{grid-template-columns:repeat(2,1fr);gap:26px 0;padding:30px 0}
  .about-stats li:nth-child(odd){border-left:0}}
@media (max-width:768px){
  .page-lead{font-size:14.5px;margin-bottom:22px}
  .app-grid-lg{grid-template-columns:1fr}
  .app-card-lg{padding:24px 22px}
  .app-card-lg h3{font-size:17.5px;margin:14px 0 8px}
  .news-date{flex:0 0 100%;font-size:12.5px}
  .about-intro h2{font-size:22px;padding-left:15px;margin-bottom:16px}
  .about-intro h2::before{width:4px;height:21px}
  .about-intro p{font-size:14.5px;line-height:2}
  .about-stats b{font-size:26px}
  .about-stats li:last-child b{font-size:19px}
  .about-stats span{font-size:12px}
  .contact-card{padding:24px 20px}
  .contact-card h2{font-size:18px}
  .contact-list li{font-size:14px;gap:10px}
  .contact-list b{flex:0 0 64px;font-size:12.5px}
}

/* ==========================================================================
   单页站点：锚点定位 / 滚动箭头 / 导航高亮
   ========================================================================== */

html{scroll-behavior:smooth}

/* 固定导航高度补偿：跳转后标题不会被挡住 */
section[id]{scroll-margin-top:76px}

/* 导航滚动高亮（与「产品中心」当前项样式一致） */
.main-nav > li.active > a{color:var(--blue-hi)}
.site-header.solid .main-nav > li.active > a{color:var(--blue)}
.site-header.solid .main-nav > li.active > a::after{background:var(--blue)}

/* 首页里的「查看更多」在小节标题右侧 */
.home-sec .sec-more{white-space:nowrap}

@media (max-width:768px){
  section[id]{scroll-margin-top:68px}
  .main-nav > li.active > a::after{display:none}
}

/* ==========================================================================
   科技质感升级
   目标：打破单一蓝色，加入青色高光 / 深色科技板块 / 光晕与网格层次
   ========================================================================== */

:root{
  --cyan:      #22D3EE;
  --cyan-soft: #7EE0F7;
  --dark-1:    #070F1C;
  --grad-brand: linear-gradient(135deg, #0866B2 0%, #1E9BE0 58%, #22D3EE 100%);
  --grad-bar:   linear-gradient(180deg, #22D3EE 0%, #0866B2 100%);
  --glow-cyan:  0 12px 40px rgba(34,211,238,.16);
}
@keyframes kenburns{
  from{transform:scale(1) translate3d(0,0,0)}
  to  {transform:scale(1.08) translate3d(-1.2%, -0.9%, 0)}
}
.hero-veil{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(96deg,
    rgba(3,14,26,.94) 0%,
    rgba(3,14,26,.80) 28%,
    rgba(3,14,26,.48) 54%,
    rgba(3,14,26,.18) 78%,
    rgba(3,14,26,.05) 100%);
}
/* 跟随鼠标的柔光 */
.hero-spot{
  position:absolute;left:70%;top:45%;z-index:2;
  width:640px;height:640px;margin:-320px 0 0 -320px;
  border-radius:50%;pointer-events:none;opacity:0;
  background:radial-gradient(circle, rgba(34,211,238,.18) 0%, rgba(34,211,238,0) 62%);
  transition:opacity .7s var(--ease), transform .45s cubic-bezier(.22,1,.36,1);
  will-change:transform;mix-blend-mode:screen;
}
.home-hero:hover .hero-spot{opacity:1}

/* ---------- 首屏：网格 + 光晕 ---------- */
.home-hero{position:relative;isolation:isolate}
.hero-glow{position:absolute;border-radius:50%;pointer-events:none;filter:blur(96px);z-index:2}

/* 按钮：渐变 + 发光 */
.home-btn.primary{
  background:var(--grad-brand);border-color:transparent;
  box-shadow:0 10px 28px rgba(30,155,224,.34);
}

/* 数据条：渐变数字 + 分隔线发光 */
.home-stats b{
  background:linear-gradient(160deg,#FFFFFF 0%,#7EE0F7 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent
}

/* ---------- 区块标题：渐变竖条 + 发光 ---------- */
.sec-head h2::before{
  background:var(--grad-bar);
  box-shadow:0 0 14px rgba(34,211,238,.5)
}

/* ---------- 卡片：圆角 + 悬浮发光 ---------- */
.cat-card,

.app-card,

.inn-card,

.contact-card,

.empty-state{
  border-radius:14px
}
.cat-card:hover,.app-card:hover{
  border-color:rgba(34,211,238,.55);
  box-shadow:0 18px 44px rgba(8,102,178,.16), 0 0 0 1px rgba(34,211,238,.28)
}

/* ---------- 深色科技板块 ---------- */
.sec-dark{
  position:relative;overflow:hidden;
  background:linear-gradient(158deg,#070F1C 0%,#0B1A2E 52%,#08121F 100%);
  color:#C4D3E2;
}
.sec-dark > .wrap{position:relative;z-index:1}

.sec-dark .sec-head h2{color:#fff}
.sec-dark .sec-head p{color:rgba(126,200,255,.6)}
.sec-dark .sec-more{color:var(--cyan-soft)}
.sec-dark .sec-more:hover{color:#fff}
.sec-dark .page-lead{color:#93A6BB}
.sec-dark .page-note{color:#6B8098}

/* 深色板块里的应用卡片（玻璃质感） */
.sec-dark .app-card{
  background:rgba(255,255,255,.045);
  border-color:rgba(126,200,255,.16);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)
}
.sec-dark .app-card:hover{
  background:rgba(126,200,255,.09);
  border-color:rgba(34,211,238,.55);
  box-shadow:var(--glow-cyan)
}
.sec-dark .app-card h3{color:#fff}
.sec-dark .app-card p{color:#8FA5BC}
.sec-dark .app-ico{
  background:linear-gradient(135deg,#1E9BE0,#22D3EE);
  box-shadow:0 6px 18px rgba(34,211,238,.35)
}
.sec-dark .app-tags a{
  background:rgba(34,211,238,.13);color:var(--cyan-soft)
}
.sec-dark .app-tags a:hover{background:var(--cyan);color:#06121F}
.sec-dark .contact-list li{border-bottom-color:rgba(126,200,255,.12)}
.sec-dark .contact-list b{color:#7E93A8}
.sec-dark .contact-list a{color:var(--cyan-soft)}
.sec-dark .contact-list a:hover{color:#fff}
.sec-dark .contact-list span{color:#D3E0EC}
.sec-dark .contact-hours{color:#6B8098}
.sec-dark .contact-qr img{border-color:rgba(126,200,255,.28);background:#fff}
.sec-dark .contact-qr p{color:#93A6BB}
.sec-dark .field > span{color:#93A6BB}

/* ---------- 关于我们：浅色渐变打底 ---------- */
#about{background:linear-gradient(180deg,#FFFFFF 0%,#EFF5FA 100%)}

/* ---------- 页脚：深色 ---------- */
.site-footer{
  background:var(--dark-1);color:#93A6BB;
  overflow:hidden;              /* 建立 BFC，避免 .footer-main 的 5% 外边距塌陷出缝隙 */
  padding-top:1px;margin-top:-1px;
}
.footer-tel a:hover{color:var(--cyan)}
.footer-info a:hover{color:var(--cyan)}
.footer-legal{display:flex;align-items:center;gap:30px;font-size:14px;color:#5E7185}
.footer-legal a:hover{color:var(--cyan)}

/* 页脚在小屏的手风琴分隔线 */
@media (max-width:768px){
  .footer-col{border-bottom-color:rgba(126,200,255,.12)}
}

/* ==========================================================================
   动态系统：首屏入场 / 滚动提示 / 区块浮现 / 氛围流动
   ========================================================================== */

/* ---------- 首屏改为纵向弹性布局，便于放滚动提示 ---------- */
.home-hero{display:block;min-height:100vh}

/* ---------- 滚动提示：居中双箭头，若隐若现 ---------- */
.hero-scroll{
  position:absolute;left:50%;bottom:30px;z-index:3;
  width:40px;height:29px;margin-left:-20px;
  color:var(--cyan-soft);text-decoration:none;
  transition:opacity .55s var(--ease),color .3s var(--ease);
}
.hero-scroll svg{
  display:block;width:100%;height:100%;
  fill:none;stroke:currentColor;stroke-width:2;
  stroke-linecap:round;stroke-linejoin:round;
  animation:chevBreathe 2.6s ease-in-out infinite;
}
.hero-scroll svg path{
  transform-box:fill-box;transform-origin:center;
  animation:chevFlow 2.2s cubic-bezier(.45,0,.25,1) infinite;
}
.hero-scroll svg path:nth-child(2){animation-delay:.3s}
.hero-scroll:hover svg{animation-play-state:paused;opacity:1;filter:drop-shadow(0 0 10px rgba(34,211,238,.9))}
.hero-scroll:hover svg path{animation-play-state:paused;opacity:1;transform:none}

/* 整体呼吸：明暗之间来回 */
@keyframes chevBreathe{
  0%,100%{opacity:.30;filter:drop-shadow(0 0 5px rgba(34,211,238,.35))}
  50%    {opacity:1;  filter:drop-shadow(0 0 12px rgba(34,211,238,.85))}
}
/* 两道箭头依次向下流动 */
@keyframes chevFlow{
  0%   {opacity:0;   transform:translateY(-4px)}
  30%  {opacity:1}
  65%  {opacity:.85; transform:translateY(3px)}
  100% {opacity:0;   transform:translateY(7px)}
}
/* 滚过首屏后隐去 */
.home-hero.is-scrolled .hero-scroll{opacity:0;pointer-events:none}

/* ---------- 首屏入场：序列上浮 ---------- */
@keyframes upIn{from{opacity:0;transform:translateY(28px)} to{opacity:1;transform:none}}
.has-motion .home-hero .home-kicker{animation:upIn .85s cubic-bezier(.22,1,.36,1) .05s backwards}
.has-motion .home-hero h1        {animation:upIn .95s cubic-bezier(.22,1,.36,1) .16s backwards,
                                             textShine 8s ease-in-out 2.6s infinite}
@supports ((-webkit-background-clip: text) or (background-clip: text)){
  .home-hero h1{
    background:linear-gradient(100deg,#FFFFFF 0%,#FFFFFF 38%,#C6ECFF 50%,#FFFFFF 62%,#FFFFFF 100%);
    background-size:260% 100%;
    -webkit-background-clip:text;background-clip:text;
    -webkit-text-fill-color:transparent;color:transparent;
  }
  @keyframes textShine{
    0%,100%{background-position:130% 0}
    50%    {background-position:-30% 0}
  }
}
.has-motion .home-hero .home-lead{animation:upIn .95s cubic-bezier(.22,1,.36,1) .30s backwards}
.has-motion .home-hero .home-btns{animation:upIn .95s cubic-bezier(.22,1,.36,1) .44s backwards}
.has-motion .home-hero .home-stats{animation:upIn .95s cubic-bezier(.22,1,.36,1) .56s backwards}
.has-motion .home-hero .hero-scroll{animation:upIn 1s cubic-bezier(.22,1,.36,1) .9s backwards}

/* ---------- 光晕呼吸 / 漂移 ---------- */
@keyframes breathe{0%,100%{opacity:.30;transform:scale(1)} 50%{opacity:.48;transform:scale(1.09)}}
.hero-glow.g1{width:520px;height:520px;right:-90px;top:-130px;opacity:.42;background:radial-gradient(circle, #1E9BE0 0%, rgba(30,155,224,0) 68%);animation:breathe 10s ease-in-out infinite}
.hero-glow.g2{width:460px;height:460px;right:120px;bottom:-190px;opacity:.30;background:radial-gradient(circle, #22D3EE 0%, rgba(34,211,238,0) 68%);animation:breathe 13s ease-in-out 1.6s infinite}
@keyframes drift{0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(-34px,26px) scale(1.12)}}
.sec-dark::after{content:"";position:absolute;width:640px;height:640px;right:-180px;top:-220px;border-radius:50%;pointer-events:none;filter:blur(120px);opacity:.30;background:radial-gradient(circle, #1E9BE0 0%, rgba(30,155,224,0) 68%);animation:drift 16s ease-in-out infinite}

/* ---------- 区块滚动浮现 ---------- */
.has-motion [data-reveal]{
  opacity:0;transform:translateY(32px);
  transition:opacity .85s cubic-bezier(.22,1,.36,1), transform .85s cubic-bezier(.22,1,.36,1);
  will-change:opacity,transform;
}

/* ---------- 按钮：光泽扫过 ---------- */
.home-btn{position:relative;overflow:hidden}
.home-btn > *{position:relative;z-index:1}
.home-btn:hover::after{left:135%}

/* ---------- 导航：当前项下划线生长 ---------- */
@keyframes barGrow{from{width:0;opacity:0} to{width:20px;opacity:1}}
.main-nav > li.active > a::after{content:"";display:block;width:20px;height:2px;margin:6px auto -8px;background:var(--blue-hi);border-radius:2px;animation:barGrow .4s cubic-bezier(.22,1,.36,1) both}

/* ---------- 卡片：悬浮更细腻 ---------- */
.cat-card,.app-card,.inn-card,.coop-card{
  transition:transform .45s cubic-bezier(.22,1,.36,1), box-shadow .45s var(--ease), border-color .45s var(--ease);
}
.inn-card:hover,.coop-card:hover{transform:translateY(-4px)}
.cat-thumb img,.product-thumb img{transition:transform .7s cubic-bezier(.22,1,.36,1)}

/* ---------- 尊重系统「减弱动态效果」 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .has-motion [data-reveal]{opacity:1;transform:none;transition:none}
  .hero-glow,.hero-scroll svg,.hero-scroll svg path,.sec-dark::after,
  .has-motion .home-hero .home-kicker,
  .has-motion .home-hero h1,
  .has-motion .home-hero .home-lead,
  .has-motion .home-hero .home-btns,
  .has-motion .home-hero .home-stats,
  .has-motion .home-hero .hero-scroll{animation:none}
  .home-btn::after{display:none}
}

/* ---------- 小屏适配 ---------- */
@media (max-width:768px){
  .detail-media{width:100%;max-width:420px;margin:0 auto}
  .detail-media img{max-height:315px;aspect-ratio:auto}
  .home-hero .hero-inner{padding:calc(var(--header-h) + 28px) 0 96px}
  .hero-scroll{bottom:22px;width:34px;height:25px;margin-left:-17px}
}

/* ---------- 卡片内跟随鼠标的光点 ---------- */
.cat-card,.app-card,.inn-card,.coop-card,.product-card{position:relative;overflow:hidden}
.card-glow{
  position:absolute;inset:0;z-index:1;pointer-events:none;opacity:0;
  border-radius:inherit;
  background:radial-gradient(240px circle at var(--gx,50%) var(--gy,50%),
              rgba(34,211,238,.14), rgba(34,211,238,0) 62%);
  transition:opacity .35s var(--ease);
}
.cat-card:hover .card-glow,
.app-card:hover .card-glow,
.inn-card:hover .card-glow,
.coop-card:hover .card-glow,
.product-card:hover .card-glow{opacity:1}
.sec-dark .card-glow{
  background:radial-gradient(240px circle at var(--gx,50%) var(--gy,50%),
              rgba(34,211,238,.22), rgba(34,211,238,0) 62%);
}
/* 让卡片内容位于光点之上 */
.cat-card > *:not(.card-glow),
.app-card > *:not(.card-glow),
.inn-card > *:not(.card-glow),
.coop-card > *:not(.card-glow),
.product-card > *:not(.card-glow){position:relative;z-index:2}

/* ==========================================================================
   背景动态：漂浮粒子 / 流动网格 / 漂浮极光
   ========================================================================== */

/* ---------- 首屏网格缓慢流动 ---------- */
@keyframes gridPan{
  from{background-position:0 0, 0 0}
  to  {background-position:66px 66px, 66px 66px}
}
.hero-grid{position:absolute;inset:0;z-index:2;pointer-events:none;background-image:linear-gradient(rgba(126,200,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(126,200,255,.055) 1px, transparent 1px);background-size:66px 66px;-webkit-mask-image:radial-gradient(120% 95% at 74% 42%, #000 0%, rgba(0,0,0,.35) 52%, transparent 78%);mask-image:radial-gradient(120% 95% at 74% 42%, #000 0%, rgba(0,0,0,.35) 52%, transparent 78%);animation:none}

/* ---------- 首屏浮尘粒子 ---------- */
.hero-dust{
  position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.65;
  background-image:
    radial-gradient(1.6px 1.6px at 42px 60px,  rgba(126,224,247,.85), transparent),
    radial-gradient(1.2px 1.2px at 168px 190px, rgba(126,224,247,.55), transparent),
    radial-gradient(1.8px 1.8px at 96px 300px, rgba(255,255,255,.65), transparent),
    radial-gradient(1.1px 1.1px at 240px 110px, rgba(126,224,247,.5), transparent),
    radial-gradient(1.4px 1.4px at 300px 260px, rgba(255,255,255,.45), transparent);
  background-size:340px 380px;
  animation:none;
  -webkit-mask-image:linear-gradient(180deg, transparent 0%, #000 22%, #000 72%, transparent 100%);
          mask-image:linear-gradient(180deg, transparent 0%, #000 22%, #000 72%, transparent 100%);
}
@keyframes dustRise{
  from{background-position:0 0}
  to  {background-position:60px -380px}
}

/* ---------- 浅色板块：漂浮极光 ---------- */
.home-sec{position:relative;overflow:hidden}
.sec-aurora{
  position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden;
  /* 缓慢平移的点阵，带来持续的科技脉动 */
  background-image:radial-gradient(rgba(8,102,178,.11) 1.2px, transparent 1.2px);
  background-size:36px 36px;
  animation:dotPan 36s linear infinite;
}
.sec-aurora::before,
.sec-aurora::after{content:"";position:absolute;border-radius:50%;will-change:transform}
.sec-aurora::before{
  width:720px;height:720px;left:-220px;top:-280px;
  background:
    radial-gradient(360px circle at 26% 74%, rgba(99,102,241,.26) 0%, rgba(99,102,241,0) 70%),
    radial-gradient(circle, rgba(34,211,238,.38) 0%, rgba(34,211,238,0) 64%);
  animation:auroraA 24s ease-in-out infinite;
}
.sec-aurora::after{
  width:800px;height:800px;right:-260px;bottom:-340px;
  background:
    radial-gradient(380px circle at 74% 30%, rgba(34,211,238,.22) 0%, rgba(34,211,238,0) 70%),
    radial-gradient(circle, rgba(30,155,224,.34) 0%, rgba(30,155,224,0) 64%);
  animation:auroraB 30s ease-in-out infinite;
}
@keyframes dotPan{
  from{background-position:0 0}
  to  {background-position:36px 36px}
}
@keyframes auroraA{
  0%,100%{transform:translate3d(0,0,0) scale(1)}
  50%    {transform:translate3d(170px,120px,0) scale(1.24)}
}
@keyframes auroraB{
  0%,100%{transform:translate3d(0,0,0) scale(1)}
  50%    {transform:translate3d(-190px,-130px,0) scale(1.20)}
}

/* ---------- 深色板块：网格流动 + 光晕漂移加强 ---------- */
@keyframes gridPanDark{
  from{background-position:0 0, 0 0}
  to  {background-position:58px 58px, 58px 58px}
}
.sec-dark::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='100' viewBox='0 0 56 100'%3E%3Cg fill='none' stroke='%237ef0ff' stroke-opacity='0.11' stroke-width='1'%3E%3Cpath d='M28 66L0 50V16l28-16 28 16v34L28 66z'/%3E%3Cpath d='M28 66v34M0 16l28 16 28-16'/%3E%3C/g%3E%3C/svg%3E");background-size:56px 100px;-webkit-mask-image:radial-gradient(95% 85% at 72% 26%, #000 0%, transparent 76%);mask-image:radial-gradient(95% 85% at 72% 26%, #000 0%, transparent 76%);animation:gridPanDark 30s linear infinite}

/* ---------- 减弱动态效果 ---------- */
@media (prefers-reduced-motion: reduce){
  .hero-grid,.hero-dust,.sec-aurora,.sec-aurora::before,.sec-aurora::after,.sec-dark::before{animation:none}
}

/* ---------- 网站文件更新提示 ---------- */
.upgrade-note{
  position:fixed;left:50%;bottom:24px;transform:translateX(-50%);
  z-index:210;display:flex;align-items:center;gap:12px;
  max-width:min(92vw,680px);padding:13px 16px 13px 18px;
  border-radius:12px;background:#0B1A2E;color:#C4D3E2;
  border:1px solid rgba(34,211,238,.35);
  box-shadow:0 14px 40px rgba(5,15,28,.45);
  font-size:13.5px;line-height:1.6;
  animation:noteIn .5s cubic-bezier(.22,1,.36,1) both;
  transition:opacity .6s var(--ease),transform .6s var(--ease);
}
.upgrade-note b{color:var(--cyan-soft);white-space:nowrap}
.upgrade-note button{
  margin-left:auto;flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:0;background:rgba(255,255,255,.08);color:#93A6BB;font-size:16px;
  line-height:1;cursor:pointer;transition:background .25s,color .25s;
}
.upgrade-note button:hover{background:rgba(34,211,238,.2);color:#fff}
.upgrade-note.out{opacity:0;transform:translateX(-50%) translateY(14px)}
@keyframes noteIn{from{opacity:0;transform:translateX(-50%) translateY(16px)} to{opacity:1;transform:translateX(-50%)}}
@media (max-width:768px){
  .upgrade-note{left:12px;right:12px;bottom:74px;transform:none;max-width:none;font-size:12.5px}
  .upgrade-note.out{transform:translateY(14px)}
  @keyframes noteIn{from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:none}}
}

/* ---------- 应用详情：影像展示 ---------- */
.application-media-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:0}
@media (max-width:768px){.application-media-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){.application-media-grid{grid-template-columns:1fr}}
.insight-section{margin:30px 10px 0;padding:34px;background:#fff;border:1px solid var(--line);overflow:hidden}
.tech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.tech-card{position:relative;min-height:250px;padding:27px 26px 26px;background:linear-gradient(160deg,#fff 0%,#f8fbfe 100%);border:1px solid var(--line);overflow:hidden}
.tech-card::after{content:"";position:absolute;right:-42px;bottom:-54px;width:130px;height:130px;border:1px solid rgba(8,102,178,.1);border-radius:50%;box-shadow:0 0 0 24px rgba(8,102,178,.025),0 0 0 48px rgba(8,102,178,.015)}
.tech-index{position:relative;z-index:1;margin-bottom:18px;font-size:11px;letter-spacing:1.8px;color:var(--blue);font-weight:700}
.tech-card h3{position:relative;z-index:1;margin-bottom:10px;font-size:20px;color:var(--ink);font-weight:700}
.tech-card > p{position:relative;z-index:1;margin-bottom:18px;font-size:14px;line-height:1.8;color:var(--ink-3)}
.tech-card .tick,.tech-card .tick li{position:relative;z-index:1}
.tech-card .tick li{font-size:13px;margin-bottom:9px}
.roadmap-step{position:relative;padding:22px 24px 22px;border-left:2px solid #1696ed;background:#fff}
.roadmap-step::before{content:"";position:absolute;left:-7px;top:25px;width:12px;height:12px;border-radius:50%;background:#1696ed;box-shadow:0 0 0 5px #e9f5fd}
.roadmap-step span{display:block;margin-bottom:8px;font-size:10px;letter-spacing:1.5px;color:var(--blue);font-weight:700}
.roadmap-step h3{margin-bottom:8px;font-size:17px;color:var(--ink);font-weight:700}
.roadmap-step p{font-size:13px;line-height:1.75;color:var(--ink-3)}
.insight-cta{display:flex;align-items:center;justify-content:space-between;gap:34px;margin-bottom:12px;background:linear-gradient(120deg,#eef7fd 0%,#fff 58%)}
.insight-cta > div{max-width:760px}
.insight-cta h2{margin:8px 0 10px;font-size:25px;color:var(--ink);font-weight:700}
.insight-cta p{font-size:14px;line-height:1.85;color:var(--ink-3)}
.insight-cta .btn{flex:0 0 auto}

@media (max-width:900px){
  .insight-section{padding:28px}
  .tech-grid{grid-template-columns:1fr}
  .tech-card{min-height:0}
}
@media (max-width:768px){
  .insight-section{margin:22px 0 0;padding:22px 18px}
  .roadmap-step{padding:18px 20px}
  .insight-cta{align-items:flex-start;flex-direction:column}
  .insight-cta h2{font-size:21px}
  .insight-cta .btn{width:100%}
}

/* 首页创新产品 / 千城万镜卡片整体可点击 */
a.inn-card{display:block;color:inherit;text-decoration:none;cursor:pointer}
a.coop-card{color:inherit;text-decoration:none;cursor:pointer}
a.inn-card:focus-visible,
a.coop-card:focus-visible{outline:3px solid rgba(31,152,252,.85);outline-offset:3px}
.card-link-label{display:inline-flex;align-items:center;gap:7px;margin-top:18px;font-size:13px;line-height:1.5;font-weight:700;color:var(--blue);transition:gap .28s var(--ease),color .28s var(--ease)}
a.coop-card .card-link-label{margin-top:20px;color:#87ddff}
a.inn-card:hover .card-link-label,
a.coop-card:hover .card-link-label{gap:12px}
a.coop-card:hover .card-link-label{color:#fff}

/* 产品详情页：沿用产品中心的悬浮特效 */
.detail-media{
  position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;
  border-radius:14px;background:#fff;
  transition:transform .35s cubic-bezier(.22,1,.36,1),box-shadow .35s var(--ease),border-color .35s var(--ease)
}
.detail-media img{width:100%;aspect-ratio:4/3;object-fit:contain;transform:scale(.95);transition:transform .7s cubic-bezier(.22,1,.36,1)}
.detail-media:hover{
  box-shadow:var(--shadow-md);
  transform:translateY(-2px)
}
.detail-media:hover img{transform:scale(1)}
@media (prefers-reduced-motion:reduce){
  .detail-media,.detail-media img{transition:none}
}

/* 应用影像：弱化截图感，统一为深色科技画廊 */
.application-media-grid{gap:20px}
.application-media-card{margin:0;overflow:hidden;position:relative;border:1px solid rgba(33,139,198,.30);border-radius:14px;background:#071a2e;box-shadow:0 16px 34px rgba(8,39,68,.14);transition:transform .45s cubic-bezier(.22,1,.36,1),box-shadow .45s var(--ease),border-color .45s var(--ease)}
.application-media-card:hover{
  transform:translateY(-4px);border-color:rgba(60,194,255,.72);
  box-shadow:0 22px 46px rgba(7,62,102,.26)
}
.application-media-card img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;object-position:center;background:#071a2e;filter:contrast(1.04) saturate(.94);transition:transform .7s cubic-bezier(.22,1,.36,1),filter .45s var(--ease)}
.application-media-card:hover img{transform:scale(1.035);filter:contrast(1.08) saturate(1)}
.application-media-card figcaption{position:relative;padding:16px 18px;border-top:1px solid rgba(91,190,242,.18);background:linear-gradient(180deg,#0c2740 0%,#071a2e 100%);color:#d7eaf5;text-align:left;font-size:13.5px;line-height:1.65}
.application-media-card figcaption::before{
  content:"";display:inline-block;width:6px;height:6px;margin-right:9px;border-radius:50%;
  background:#42c8ff;box-shadow:0 0 9px rgba(66,200,255,.8);vertical-align:2px
}
@media (max-width:768px){
  .application-media-grid{gap:12px}
  .application-media-card{border-radius:11px}
  .application-media-card figcaption{padding:13px 14px;font-size:12.5px}
}

/* 应用影像：可点击大图查看 */
.application-media-card img{cursor:zoom-in}
.media-zoom-badge{
  position:absolute;z-index:4;top:12px;right:12px;
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 10px;border:1px solid rgba(159,224,255,.32);border-radius:999px;
  background:rgba(4,22,38,.72);color:#dff4ff;font-size:12px;line-height:1;
  box-shadow:0 8px 18px rgba(0,0,0,.18);backdrop-filter:blur(8px);
  opacity:.88;transition:opacity .25s var(--ease),background .25s var(--ease),transform .25s var(--ease)
}
.media-zoom-badge svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}
.application-media-card:hover .media-zoom-badge{opacity:1;background:rgba(8,102,178,.88);transform:translateY(-2px)}
.media-lightbox{
  position:fixed;inset:0;z-index:300;display:flex;align-items:center;justify-content:center;
  padding:34px;background:rgba(2,10,19,.92);backdrop-filter:blur(12px);
  opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s var(--ease)
}
.media-lightbox.open{opacity:1;visibility:visible}
.media-lightbox-close:hover{background:#0866b2;transform:rotate(90deg)}
body.media-lightbox-open{overflow:hidden}
@media (max-width:768px){.media-lightbox{padding:18px}.media-lightbox-close{right:14px;top:12px;width:40px;height:40px}.media-zoom-badge{top:9px;right:9px;padding:6px 9px}.media-zoom-badge span{display:none}}

/* 应用影像：全屏大图查看增强 */
.media-lightbox{padding:0;align-items:stretch;justify-content:stretch;background:radial-gradient(circle at 50% 18%,rgba(16,78,122,.35),rgba(2,10,19,.97) 58%)}
.media-lightbox-panel{flex-direction:column;align-items:center;gap:14px;position:relative;width:100%;height:100%;overflow:auto;display:block;padding:78px 4vw 74px;text-align:left;overscroll-behavior:contain}
.media-lightbox-toolbar{position:fixed;z-index:3;left:50%;top:18px;transform:translateX(-50%);display:flex;align-items:center;gap:4px;padding:5px;border:1px solid rgba(111,205,255,.25);border-radius:999px;background:rgba(5,25,43,.86);color:#dff4ff;backdrop-filter:blur(12px);box-shadow:0 10px 30px rgba(0,0,0,.22)}
.media-lightbox-toolbar button{height:32px;min-width:34px;padding:0 10px;border:0;border-radius:999px;background:transparent;color:#dff4ff;font:inherit;font-size:15px;cursor:pointer;transition:background .2s}
.media-lightbox-toolbar button:hover{background:rgba(46,168,235,.3)}
.media-lightbox-caption{position:fixed;z-index:3;left:50%;bottom:20px;transform:translateX(-50%);max-width:min(920px,82vw);margin:0;padding:8px 14px;border-radius:999px;background:rgba(4,20,34,.76);color:#d8ecf8;text-align:center;font-size:13px;line-height:1.55;backdrop-filter:blur(8px);pointer-events:none}
.media-lightbox-close{position:fixed;z-index:2;width:44px;height:44px;border-radius:50%;border:1px solid rgba(130,215,255,.34);background:rgba(5,28,49,.86);color:#fff;font-size:28px;line-height:1;cursor:pointer;transition:background .25s,transform .25s;right:22px;top:17px}
@media (max-width:768px){.media-lightbox-panel{padding:72px 3vw 72px}.media-lightbox-panel img{width:100%}.media-lightbox-toolbar{top:12px}.media-lightbox-toolbar span{display:none}.media-lightbox-caption{bottom:12px;max-width:88vw;font-size:12px}}

/* 应用大图：居中、60% 屏幕、滚轮缩放 */
.media-lightbox-panel{display:flex;align-items:center;justify-content:center;overflow:hidden;padding:72px 0 70px;text-align:center}
.media-lightbox-panel img{object-fit:contain;border:1px solid rgba(101,206,255,.24);display:block;border-radius:12px;background:#fff;box-shadow:0 28px 80px rgba(0,0,0,.5);width:auto;height:auto;max-width:60vw;max-height:60vh;min-width:0;margin:0;transform:scale(var(--lightbox-zoom,1));transform-origin:center center;transition:transform .16s ease-out}
.media-lightbox-toolbar span{text-align:center;font-size:12px;color:#9fdfff;min-width:52px}
@media (max-width:768px){.media-lightbox-panel{padding:70px 0 68px}.media-lightbox-panel img{max-width:82vw;max-height:62vh}}

/* ---------- AI 客服 ---------- */
.chat-foot{flex-wrap:wrap}
.chat-input-row{flex:1 1 100%;display:flex;gap:8px;margin-bottom:10px}
.chat-input-row input{flex:1;min-width:0;border:1px solid var(--line);border-radius:6px;padding:9px 10px;font-size:13px;outline:0;box-sizing:border-box}
.chat-input-row input:focus{border-color:var(--blue)}
.chat-input-row button{flex:0 0 auto;padding:0 16px;border:0;border-radius:6px;background:var(--blue);color:#fff;font-size:13px;cursor:pointer;transition:background .25s}
.chat-input-row button:hover{background:var(--blue-mid)}
.chat-msg.user{flex-direction:row-reverse}
.chat-msg.user .chat-avatar{background:var(--blue-mid)}
.chat-msg.user .chat-bubble{background:var(--blue);color:#fff}
.chat-chips{display:flex;flex-wrap:wrap;gap:8px;margin:-4px 0 14px 42px}
.chat-chips button{border:1px solid var(--blue);background:#fff;color:var(--blue);border-radius:14px;padding:5px 12px;font-size:12px;cursor:pointer;line-height:1.4;transition:background .2s,color .2s}
.chat-chips button:hover{background:var(--blue-tint)}
.chat-msg.bot .chat-bubble a{color:var(--blue);text-decoration:underline}
.chat-msg.user .chat-bubble a{color:#fff;text-decoration:underline}
.chat-typing .chat-bubble{display:flex;gap:5px;align-items:center;padding:14px 14px}
.chat-typing i{width:6px;height:6px;border-radius:50%;background:#9aa3ad;animation:chatBlink 1.2s infinite}
.chat-typing i:nth-child(2){animation-delay:.2s}
.chat-typing i:nth-child(3){animation-delay:.4s}
@keyframes chatBlink{0%,80%,100%{opacity:.25}40%{opacity:1}}
/* 去掉首屏网格 */
.home-hero .hero-grid{display:none}
/* 标题第二行：更醒目的品牌青蓝渐变高亮 + 双层辉光 */
.home-hero h1 .h1-em{
  background:linear-gradient(115deg,#7EF0FF 0%,#22D3EE 45%,#1E9BE0 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 0 14px rgba(34,211,238,.55)) drop-shadow(0 0 36px rgba(34,211,238,.28))
}
/* 标题流光扫过 */
.home-hero h1{position:relative}
@keyframes heroShine{
  0%,58%{transform:translateX(0);opacity:0}
  68%{opacity:1}
  90%{transform:translateX(265%);opacity:0}
  100%{transform:translateX(265%);opacity:0}
}
/* 首屏加载入场序列（站点已有 .has-motion + upIn 机制，此处不重复定义） */
/* 首屏底部发光分隔线 */
.home-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;z-index:5;
  background:linear-gradient(90deg,transparent 0%,rgba(30,155,224,.9) 28%,rgba(34,211,238,.95) 55%,rgba(126,224,247,.55) 78%,transparent 100%);
  filter:blur(.5px)
}
/* 降级：减弱动效 / 移动端 */
@media (prefers-reduced-motion:reduce){
  .home-hero h1::after{animation:none;opacity:0}
}
@media (max-width:767px){
  .home-hero h1::after{display:none}
}

/* ============ 超宽屏（≥1600px）：放大首屏，撑满大屏 ============ */
@media (min-width:1600px){
  .home-hero .home-kicker{font-size:16px}
  .home-hero h1{font-size:96px;letter-spacing:5px;line-height:1.12}
  .home-hero .home-lead{font-size:20px;line-height:1.95;margin-top:20px}
  .home-hero .home-btns{margin-top:42px}
  .home-hero .home-btn{height:58px;padding:0 38px;font-size:17px;border-radius:29px}
  .home-hero .home-stats{margin-top:60px}
  .home-hero .home-stats b{font-size:48px}
  .home-hero .home-stats li{padding:0 42px}
}

/* ============ 卡片 hover 增强 ============ */
.product-card{transition:box-shadow .4s ease,transform .4s ease,border-color .4s ease}
.app-card:hover .app-ico{box-shadow:0 0 18px rgba(34,211,238,.6)}

/* ============ 首屏 HUD 取景框（目镜感） ============ */
.hero-hud{position:absolute;inset:0;z-index:3;pointer-events:none}
.hero-hud i{position:absolute;width:26px;height:26px;
  border:0 solid rgba(126,224,247,.34)}
.hero-hud .tl{top:86px;left:24px;border-top-width:1.5px;border-left-width:1.5px}
.hero-hud .tr{top:86px;right:24px;border-top-width:1.5px;border-right-width:1.5px}
.hero-hud .bl{bottom:26px;left:24px;border-bottom-width:1.5px;border-left-width:1.5px}
.hero-hud .br{bottom:26px;right:24px;border-bottom-width:1.5px;border-right-width:1.5px}
@media (max-width:768px){.hero-hud{display:none}}

/* ============ 应用卡片专属线框图标 ============ */
.app-ico{display:flex;align-items:center;justify-content:center;color:#fff}

/* ==========================================================================
   Premium 主题（原 assets/css/premium.css，已合并进本文件）
   合并后：全站只需引入一个 CSS 文件
   ========================================================================== */

/* ==========================================================================
   NIVISION · Premium Instrument Theme
   目标：精密、冷静、克制、数据感；统一全站颜色、几何、动效与层级。
   ========================================================================== */

:root{
  --page-bg:#f2f6f8;
  --card:#ffffff;
  --blue:#0a63b7;
  --blue-hi:#22b9dd;
  --blue-mid:#0c78bb;
  --blue-soft:#22c7e6;
  --blue-tint:#e9f4fa;
  --navy:#0b2740;
  --ink:#0b1b2b;
  --ink-2:#4f6274;
  --ink-3:#687b8d;
  --ink-4:#7d8d9c;
  --ink-5:#92a1ae;
  --line:#d9e2e9;
  --line-soft:#e8eef2;
  --cyan:#22d3ee;
  --cyan-soft:#7ceaf7;
  --grad-brand:linear-gradient(135deg,#0a63b7 0%,#12a9d5 100%);
  --shadow-sm:0 6px 18px rgba(8,36,58,.06);
  --shadow-md:0 16px 40px rgba(8,36,58,.10);
  --shadow-lg:0 24px 70px rgba(4,23,40,.22);
  --radius-card:8px;
  --header-h:80px;
  --wrap:min(90%,1360px);
  --wrap-max:1360px;
  --p-navy:#061626;
  --p-muted-dark:#9bb4c4;
}

html{-webkit-text-size-adjust:100%;:/* 横向溢出兜底，放在根元素上不会影响竖向滚动 */;scroll-behavior:smooth;overflow-x:clip}
body{margin:0;word-wrap:break-word;/* 用 clip 而不是 hidden：clip 不建立滚动容器，
     避免在 WebKit 内核（Safari / iOS / 部分内置浏览器）上整页无法滚动 */
  overflow-x:clip;line-height:1.6;color:var(--ink);background:var(--page-bg);font-family:"Microsoft YaHei","微软雅黑","PingFang SC","Hiragino Sans GB",Arial,sans-serif}
::selection{background:rgba(34,211,238,.28);color:#04131f}

.wrap{margin:0 auto;width:var(--wrap);max-width:var(--wrap-max)}
img{max-width:100%;display:block;border:0;image-rendering:auto}
a,button{transition-duration:.32s}
:focus-visible{outline:1px solid var(--cyan);outline-offset:3px;box-shadow:0 0 0 3px rgba(34,211,238,.16)}

/* ---------- 顶部导航 ---------- */
.site-header{position:fixed;inset:0 0 auto 0;z-index:120;display:flex;align-items:center;transition:background .35s var(--ease), box-shadow .35s var(--ease);height:var(--header-h);background:linear-gradient(180deg,rgba(3,13,23,.76) 0%,rgba(3,13,23,.24) 72%,transparent 100%);backdrop-filter:blur(0)}
.site-header::after{content:"";position:absolute;inset:auto 0 0 0;height:1px;transition:opacity .35s var(--ease);background:rgba(129,218,248,.16)}
.site-header .wrap{display:flex;align-items:center;justify-content:flex-start;gap:18px}
.site-header.solid{
  background:rgba(248,251,253,.92);
  backdrop-filter:blur(18px);
  box-shadow:0 1px 0 rgba(11,39,64,.10),0 10px 30px rgba(8,36,58,.06);
}
.brand{flex:0 0 200px;display:block;flex-basis:168px}
.brand img{width:100%;height:auto;max-height:48px;object-fit:contain}
.main-nav{display:flex;align-items:center;gap:2px}
.main-nav > li > a{display:block;transition:color .25s var(--ease);position:relative;padding:11px 14px;color:rgba(255,255,255,.82);font-size:14px;letter-spacing:.3px}
.main-nav > li > a::after{
  content:"";
  position:absolute;left:14px;right:14px;bottom:5px;height:1px;
  background:var(--cyan);transform:scaleX(0);transform-origin:left;
  transition:transform .35s cubic-bezier(.22,1,.36,1);
}
.main-nav > li:hover > a::after,
.main-nav > li.current > a::after,
.main-nav > li.active > a::after{transform:scaleX(1)}
.main-nav > li:hover > a,
.main-nav > li.current > a,
.main-nav > li.active > a{color:#fff}
.site-header.solid .main-nav > li > a{color:#33495b}
.site-header.solid .main-nav > li:hover > a,
.site-header.solid .main-nav > li.current > a,
.site-header.solid .main-nav > li.active > a{color:var(--blue)}
.sub-nav{
  min-width:210px;padding:8px;border:1px solid rgba(11,39,64,.10);border-radius:6px;
  box-shadow:0 18px 46px rgba(4,24,42,.16);transform:translate(-50%,8px);
}
.main-nav > li:hover .sub-nav,
.main-nav > li:focus-within .sub-nav{opacity:1;visibility:visible;transform:translate(-50%,0)}
.sub-nav a{display:block;color:var(--ink-2);white-space:nowrap;padding:10px 14px;border-radius:4px;font-size:13px}
.header-tools{display:flex;align-items:center;flex:0 0 auto;gap:10px;margin-left:34px}
.lang-btn{display:flex;align-items:center;gap:8px;color:#3b3a3a;transition:box-shadow .25s var(--ease);border:1px solid rgba(255,255,255,.16);border-radius:4px;background:rgba(255,255,255,.94);padding:8px 13px;font-size:13px;box-shadow:none}
.site-header.solid .lang-btn{border-color:rgba(11,39,64,.12)}
.icon-btn{display:flex;align-items:center;justify-content:center;transition:background .25s var(--ease);width:36px;height:36px;border-radius:4px}
.icon-btn:hover{background:rgba(34,211,238,.12)}
.lang-menu{position:absolute;top:calc(100% + 10px);right:0;width:130px;background:#fff;padding:8px 0;box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(8px);transition:all .28s var(--ease);border:1px solid rgba(11,39,64,.10);border-radius:6px}
.lang-menu button{padding:10px 14px;border-radius:3px}

/* ---------- 首页首屏 ---------- */
.home-hero{
  min-height:min(88vh,920px);
  display:flex;
  align-items:center;
  background:#04121f;
}
.home-hero::after{
  content:"";
  position:absolute;left:0;right:0;top:-25%;height:2px;z-index:4;
  background:linear-gradient(90deg,transparent 0%,rgba(34,211,238,.08) 18%,rgba(124,234,247,.78) 50%,rgba(34,211,238,.08) 82%,transparent 100%);
  box-shadow:0 0 22px rgba(34,211,238,.34);
  opacity:.72;
  animation:premiumScan 9s linear infinite;
  pointer-events:none;
}
@keyframes premiumScan{
  0%{top:3%;opacity:0}
  12%{opacity:.72}
  72%{opacity:.52}
  100%{top:97%;opacity:0}
}
.home-hero .hero-glow.g1{width:440px;height:440px;right:3%;top:-8%}
.home-hero .hero-glow.g2{width:520px;height:520px;right:18%;bottom:-38%;opacity:.12}
.home-hero .hero-hud i{border-color:rgba(124,234,247,.26)}
.home-kicker{display:inline-flex;align-items:center;gap:12px;margin-bottom:22px;color:#8bdef0;font-size:12px;letter-spacing:3.8px;font-weight:600}
.home-kicker::before{content:"";width:38px;height:1px;border-radius:0;background:linear-gradient(90deg,var(--cyan),transparent)}
.home-hero h1{-webkit-background-clip:text;background-clip:text;max-width:820px;color:#f8fcff;font-size:clamp(50px,5.35vw,78px);line-height:1.12;letter-spacing:.01em;font-weight:700;background:none;-webkit-text-fill-color:currentColor}
.home-hero h1::after{content:"";position:absolute;top:-4%;left:-60%;width:55%;height:108%;background:linear-gradient(105deg,transparent 0%,rgba(255,255,255,.22) 42%,rgba(190,233,255,.5) 50%,rgba(255,255,255,.22) 58%,transparent 100%);-webkit-mask-image:linear-gradient(90deg,transparent,#000 40%,#000 60%,transparent);mask-image:linear-gradient(90deg,transparent,#000 40%,#000 60%,transparent);animation:heroShine 6.5s ease-in-out infinite;pointer-events:none;display:none}
.home-hero h1 .h1-em{
  color:#7ceaf7;
  background:none;
  -webkit-text-fill-color:currentColor;
  filter:none;
}
.home-hero .home-lead{max-width:660px;margin-top:26px;padding-left:18px;border-left:1px solid rgba(124,234,247,.34);color:rgba(217,235,245,.78);font-size:17px;line-height:1.95}
.home-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:40px}
.home-btn{display:inline-flex;align-items:center;justify-content:center;transition:background .3s var(--ease),border-color .3s var(--ease),transform .3s var(--ease);min-width:142px;height:50px;padding:0 25px;border-radius:5px;font-size:14.5px;letter-spacing:.3px}
.home-btn.primary{border:1px solid var(--blue);color:#fff;background:linear-gradient(135deg,#0a67b8,#0f91c9);border-color:transparent;box-shadow:0 12px 30px rgba(11,129,184,.24)}
.home-btn.primary:hover{background:var(--grad-brand);border-color:transparent;filter:brightness(1.06);box-shadow:0 16px 38px rgba(18,164,207,.32);transform:translateY(-2px)}
.home-btn.ghost{border:1px solid rgba(255,255,255,.45);color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.04);border-color:rgba(124,234,247,.34);background:rgba(8,29,47,.36);backdrop-filter:blur(10px)}
.home-btn.ghost:hover{transform:translateY(-2px);background:rgba(34,211,238,.10);border-color:rgba(124,234,247,.62)}
.home-btn::after{content:"";position:absolute;top:0;left:-130%;width:55%;height:100%;z-index:0;background:linear-gradient(100deg, transparent, rgba(255,255,255,.34), transparent);transform:skewX(-18deg);transition:left .65s var(--ease);display:none}
.home-stats{flex-wrap:wrap;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));max-width:820px;margin-top:54px;padding:18px 0;border:1px solid rgba(124,234,247,.14);border-radius:6px;background:rgba(4,22,37,.46);backdrop-filter:blur(14px)}
.home-stats li{border-left-color:rgba(126,224,247,.22);padding:0 28px;border-left:1px solid rgba(124,234,247,.14)}
.home-stats li:first-child{padding-left:28px;border-left:0}
.home-stats b{display:block;line-height:1.25;font-weight:700;font-size:28px;letter-spacing:-.02em;color:#fff}
.home-stats span{margin-top:5px;color:rgba(186,214,228,.66);font-size:12.5px}
.hero-scroll{bottom:25px;color:rgba(124,234,247,.72)}
.hero-scroll:hover{color:#fff}

/* ---------- 内页 Banner ---------- */
/* 内页 Banner：纯 CSS（无任何照片） */
.hero:not(.home-hero){
  min-height:430px;display:flex;align-items:center;
  background:
    radial-gradient(115% 150% at 86% 12%,rgba(34,211,238,.22) 0%,rgba(34,211,238,0) 54%),
    radial-gradient(95% 130% at 2% 100%,rgba(8,102,178,.32) 0%,rgba(8,102,178,0) 58%),
    linear-gradient(135deg,#04121f 0%,#061d30 44%,#0a2b46 100%);
}
/* ① 仪器网格 */
.hero:not(.home-hero)::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(98,194,229,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(98,194,229,.06) 1px,transparent 1px);
  background-size:54px 54px;
  -webkit-mask-image:linear-gradient(115deg,#000 0%,rgba(0,0,0,.42) 58%,transparent 94%);
          mask-image:linear-gradient(115deg,#000 0%,rgba(0,0,0,.42) 58%,transparent 94%);
}
/* ② 右侧取景环 + 十字线 + 扫描线 */
.hero:not(.home-hero)::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    radial-gradient(circle closest-side,transparent 96.4%,rgba(124,234,247,.17) 97.4%,transparent 100%),
    radial-gradient(circle closest-side,transparent 97.4%,rgba(124,234,247,.09) 98.3%,transparent 100%),
    radial-gradient(circle closest-side,rgba(124,234,247,.30) 0 35%,transparent 46%),
    linear-gradient(180deg,transparent,rgba(124,234,247,.20) 50%,transparent),
    linear-gradient(90deg,transparent,rgba(124,234,247,.20) 50%,transparent),
    linear-gradient(90deg,transparent 0%,rgba(124,234,247,.55) 50%,transparent 100%);
  background-size:320px 320px,500px 500px,10px 10px,1px 100%,100% 1px,46% 1px;
  background-position:78% 46%,78% 46%,78% 46%,78% 0,0 46%,54% 26%;
  background-repeat:no-repeat;
  -webkit-mask-image:linear-gradient(90deg,transparent 28%,#000 74%);
          mask-image:linear-gradient(90deg,transparent 28%,#000 74%);
  opacity:.95;
}
.hero:not(.home-hero) .hero-inner{
  position:relative;z-index:2;
  padding:calc(var(--header-h) + 46px) 0 52px 1.2%;
}
.hero:not(.home-hero) h1{
  color:#f7fcff;
  font-size:clamp(42px,4.6vw,64px);
  line-height:1.12;
  letter-spacing:.01em;
  font-weight:700;
}
.hero:not(.home-hero) .hero-en{
  margin-top:14px;
  color:#79dcef;
  font-size:13px;
  letter-spacing:4.5px;
  font-weight:600;
}
.hero:not(.home-hero) p[style]{color:#8bdcf0;font-size:12px;letter-spacing:3.8px}

/* ---------- 通用区块与标题 ---------- */
.home-sec{padding:104px 0;overflow:hidden}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;gap:18px;margin-bottom:42px;padding-bottom:18px;border-bottom:1px solid rgba(10,68,108,.12)}
.sec-head h2{position:relative;font-weight:700;padding-left:24px;color:var(--ink);font-size:clamp(27px,2.7vw,38px);line-height:1.2;letter-spacing:-.02em}
.sec-head h2::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:30px;border-radius:0;background:linear-gradient(180deg,var(--cyan),var(--blue))}
.sec-head p{font-weight:600;color:#7b93a3;font-size:11px;letter-spacing:3.6px}
.sec-more{transition:color .25s var(--ease);display:inline-flex;align-items:center;gap:8px;margin-left:auto;padding:9px 0 7px;color:var(--blue);font-size:13px;border-bottom:1px solid rgba(10,99,183,.24)}
.sec-more:hover{color:#0b88c9;border-color:var(--cyan);gap:12px}
.sec-lead,.page-lead{max-width:820px;color:var(--ink-2);font-size:15px;line-height:1.9}
.page-main{background:var(--page-bg);padding:72px 0 96px}
.page-lead{margin-bottom:32px}

#products{background:#f7fafc}
#applications{background:var(--p-navy)}
#news{background:#fff}
#tech{background:#eef4f7;color:var(--ink)}
#innovation{background:#fff}
#network{background:var(--p-navy)}
#contact{background:#eef4f7}

#applications .sec-head,
#network .sec-head{border-color:rgba(124,234,247,.15)}
#applications .sec-head h2,
#network .sec-head h2{color:#f6fcff}
#applications .sec-head p,
#network .sec-head p{color:#76b7ca}
#applications .sec-more,
#network .sec-more{color:#81e4f3;border-color:rgba(124,234,247,.26)}
#applications .sec-lead,
#network .sec-lead{color:var(--p-muted-dark)}

/* 底纹：仅作为精密网格，不做彩色光球 */
.home-sec::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.42;
  background-image:
    linear-gradient(rgba(11,68,108,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(11,68,108,.035) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:linear-gradient(180deg,transparent,#000 28%,#000 72%,transparent);
          mask-image:linear-gradient(180deg,transparent,#000 28%,#000 72%,transparent);
}
#applications::before,#network::before{
  opacity:.56;
  background-image:
    linear-gradient(rgba(124,234,247,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(124,234,247,.04) 1px,transparent 1px);
}
.home-sec > .wrap{position:relative;z-index:2}
.sec-aurora,.card-glow{display:none}

/* ---------- 产品卡片 ---------- */
.product-grid{gap:22px}
.product-cell{flex:0 0 33.3333%;max-width:33.3333%;display:flex}
.product-card{height:100%;position:relative;display:flex;flex-direction:column;width:100%;margin:0;padding:0;overflow:hidden;border:1px solid rgba(11,68,108,.13);border-radius:var(--radius-card);background:rgba(255,255,255,.96);box-shadow:0 6px 20px rgba(8,36,58,.045);transition:transform .42s cubic-bezier(.22,1,.36,1),border-color .42s,box-shadow .42s}
.product-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;z-index:4;
  background:linear-gradient(90deg,var(--blue),var(--cyan));
  transform:scaleX(0);transform-origin:left;transition:transform .5s cubic-bezier(.22,1,.36,1);
}
.product-card:hover{transform:translateY(-6px);border-color:rgba(34,185,221,.54);box-shadow:0 20px 48px rgba(7,48,77,.13)}
.product-card:hover::before{transform:scaleX(1)}
.product-thumb{overflow:hidden;aspect-ratio:4/3;border-bottom:1px solid rgba(11,68,108,.09);background:radial-gradient(circle at 50% 42%,rgba(255,255,255,.98),rgba(255,255,255,.12) 55%,transparent 78%),
    linear-gradient(145deg,#f7fafc,#edf3f7)}
.product-thumb img{width:100%;height:100%;object-fit:contain;transform:scale(.91);filter:saturate(.94) contrast(1.02);transition:transform .65s cubic-bezier(.22,1,.36,1),filter .45s}
.product-card:hover .product-thumb img{transform:scale(.97);filter:saturate(1) contrast(1.04)}
.product-name{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;transition:color .3s var(--ease);min-height:2.7em;margin:0;padding:20px 24px 0;color:#10283b;font-size:17px;line-height:1.55;font-weight:700;text-align:left}
.product-line{border-top:1px solid #d6d6d6;margin-top:10px;padding-bottom:10px;transition:border-color .6s var(--ease);margin:16px 24px 0;border-color:rgba(11,68,108,.10)}
.product-sub{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0;padding:9px 24px 0;color:#718392;font-size:13px;line-height:1.65;text-align:left}
.product-card::after{
  content:"查看产品详情  →";
  display:block;margin-top:auto;padding:20px 24px 22px;
  color:var(--blue);font-size:12.5px;font-weight:700;letter-spacing:.2px;
  transition:color .3s,padding-left .35s;
}
.product-card:hover::after{color:#0a91cf;padding-left:29px}
#homeProducts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
#homeProducts .product-cell{max-width:none;flex:none}

/* ---------- 应用卡片 ---------- */
.app-grid{gap:18px}
.app-card{padding:34px 32px;position:relative;overflow:hidden;border:1px solid rgba(11,68,108,.12);border-radius:var(--radius-card);background:#fff;box-shadow:0 6px 20px rgba(8,36,58,.04);transition:transform .42s cubic-bezier(.22,1,.36,1),border-color .42s,box-shadow .42s}
.app-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,var(--blue),var(--cyan));
  transform:scaleX(0);transform-origin:left;transition:transform .48s cubic-bezier(.22,1,.36,1);
}
.app-card:hover{transform:translateY(-4px);border-color:rgba(34,185,221,.48);box-shadow:0 18px 42px rgba(7,48,77,.11)}
.app-card:hover::before{transform:scaleX(1)}
.app-card > img{width:100%;aspect-ratio:16/10;object-fit:cover;border-bottom:1px solid rgba(11,68,108,.10)}
.app-ico{display:inline-flex;align-items:center;justify-content:center;font-size:14px;width:40px;height:40px;border-radius:5px;color:#75e4f4;background:rgba(34,211,238,.09);border:1px solid rgba(34,211,238,.22);box-shadow:none}
.app-ico svg{display:block;width:22px;height:22px}
.app-card h3{color:var(--ink);font-weight:700;margin:16px 0 8px;margin-top:18px;font-size:19px;letter-spacing:-.01em}
.app-card p{line-height:1.7;font-size:14px;color:#667b8c}
.app-tags a{display:inline-block;transition:background .25s var(--ease),color .25s var(--ease);padding:5px 10px;border:1px solid rgba(10,99,183,.14);border-radius:3px;background:#f2f7fa;color:#42677f;font-size:11.5px}
.app-tags a:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
.app-more{display:inline-flex;font-size:13px;font-weight:600;margin-top:20px;color:var(--blue)}
#applications .app-card{
  background:linear-gradient(145deg,rgba(255,255,255,.055),rgba(255,255,255,.018));
  border-color:rgba(124,234,247,.15);
  box-shadow:none;
}
#applications .app-card:hover{border-color:rgba(124,234,247,.42);box-shadow:0 18px 46px rgba(0,0,0,.16)}
#applications .app-card h3,
#applications .app-card h3 a{color:#effaff}
#applications .app-card p{color:#9db7c6}
#applications .app-tags a{background:rgba(34,211,238,.055);border-color:rgba(124,234,247,.16);color:#a9d7e5}
#applications .app-tags a:hover{background:var(--cyan);color:#05131f}
#applications .app-more{color:#7ceaf7}

/* ---------- 资讯卡片 ---------- */
.news-grid{gap:20px}
.news-card{position:relative;padding:30px;border:1px solid rgba(11,68,108,.12);border-radius:var(--radius-card);background:#fff;box-shadow:0 6px 20px rgba(8,36,58,.04);transition:transform .42s cubic-bezier(.22,1,.36,1),border-color .42s,box-shadow .42s}
.news-card::before{
  content:"";position:absolute;left:0;top:0;width:46px;height:2px;
  background:linear-gradient(90deg,var(--blue),var(--cyan));
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(34,185,221,.46);box-shadow:0 18px 42px rgba(7,48,77,.10)}
.news-tag{background:#eaf4fa;color:#0a63b7;border-radius:3px;padding:4px 9px}
.news-date{flex:0 0 108px;font-variant-numeric:tabular-nums;color:#71879a;font-size:12px}
.news-card h3{font-size:17px;line-height:1.65}
.news-card h3 a{color:#10283b}
.news-card p{color:#6b7f8f}
.news-more{color:var(--blue);font-size:12.5px}

/* ---------- 技术实力 ---------- */
#tech .sec-head h2{color:var(--ink)}
#tech .sec-head p{color:#7b93a3}
#tech .sec-head{border-color:rgba(10,68,108,.12)}
#tech .tech-inner{
  position:relative;overflow:hidden;
  padding:56px 58px;
  border:1px solid rgba(124,234,247,.14);
  border-radius:10px;
  background:
    radial-gradient(circle at 92% 10%,rgba(34,211,238,.13),transparent 31%),
    linear-gradient(135deg,#071a2c,#0a2b46 68%,#092139);
  box-shadow:0 24px 70px rgba(4,23,40,.18);
}
#tech .tech-inner::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.58;
  background-image:
    linear-gradient(rgba(124,234,247,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(124,234,247,.045) 1px,transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:radial-gradient(90% 100% at 80% 40%,#000,transparent 80%);
          mask-image:radial-gradient(90% 100% at 80% 40%,#000,transparent 80%);
}
#tech .tech-left,#tech .tech-right{position:relative;z-index:2}
.tech-big-num{margin-top:46px}
.tech-big-num .num{font-size:clamp(54px,5.2vw,76px);letter-spacing:-.04em;color:#7ceaf7}
.tech-big-num .label{color:#7393a5;font-size:13px;letter-spacing:1px}
.tech-item{
  padding:24px;
  border:1px solid rgba(124,234,247,.13);
  border-radius:6px;
  background:rgba(255,255,255,.026);
}
.tech-item h4{font-size:15px;color:#eaf8fd;letter-spacing:.1px}
.tech-item p{color:#9bb4c4;font-size:13px;line-height:1.75}

/* ---------- 创新产品 ---------- */
.inn-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.inn-card{position:relative;overflow:hidden;min-height:310px;padding:38px;border:1px solid rgba(11,68,108,.13);border-radius:var(--radius-card);background:#fff;box-shadow:0 6px 20px rgba(8,36,58,.04);transition:transform .42s cubic-bezier(.22,1,.36,1),border-color .42s,box-shadow .42s}
.inn-card::before{content:"";position:absolute;left:0;top:0;inset:0 auto 0 0;width:100%;height:2px;bottom:auto;border-radius:0;background:linear-gradient(90deg,var(--blue),var(--cyan));transform:scaleX(0);transform-origin:left;transition:transform .48s cubic-bezier(.22,1,.36,1)}
.inn-card:hover{transform:translateY(-4px);border-color:rgba(34,185,221,.44);box-shadow:0 18px 42px rgba(7,48,77,.10)}
.inn-card:hover::before{transform:scaleX(1)}
.inn-no{position:absolute;line-height:1;letter-spacing:-2px;pointer-events:none;top:20px;right:24px;left:auto;color:#e3edf3;font-size:56px;font-weight:700}
.inn-card h3{color:var(--ink);font-weight:700;position:relative;margin-bottom:14px;font-size:23px}
.inn-card > p{position:relative;font-size:16px;margin-bottom:22px;color:#667b8c;line-height:1.85}
.tick li{position:relative;line-height:1.7;font-size:15px;padding-left:24px;margin-bottom:11px;color:#657b8c}
.tick li::before{content:"";position:absolute;left:2px;border:1.5px solid var(--blue);width:9px;height:9px;top:9px;border-radius:0;border-color:var(--blue);background:transparent}
.inn-card .card-link-label{margin-top:24px;padding-top:0;color:var(--blue)}

/* ---------- 千城万镜 ---------- */
.coop-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.coop-card{position:relative;color:#fff;display:flex;flex-direction:column;justify-content:center;min-height:220px;padding:38px 36px;border:1px solid rgba(124,234,247,.14);border-radius:var(--radius-card);overflow:hidden;background:linear-gradient(145deg,#0b2941,#0b3a5b 74%,#0a2c47);box-shadow:none}
.coop-card::before{
  content:"";position:absolute;left:36px;right:36px;top:0;height:2px;
  background:linear-gradient(90deg,var(--cyan),rgba(34,211,238,0));
}
.coop-card::after{
  content:"";position:absolute;right:-48px;bottom:-56px;width:190px;height:190px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,211,238,.15),transparent 66%);
  pointer-events:none;
}
.coop-card h3{font-weight:700;margin-bottom:14px;font-size:24px;color:#f7fcff}
.coop-card p{font-size:15.5px;line-height:1.95;max-width:460px;color:#abc7d5}
.coop-card ul.tick li{color:#a8c4d2}
.coop-card .tick li::before{border-color:#7ceaf7;background:transparent}
.coop-card .card-link-label{margin-top:26px;padding:0;color:#7ceaf7}
.coop-card:hover{transform:translateY(-4px);border-color:rgba(124,234,247,.38);box-shadow:0 20px 50px rgba(0,0,0,.16)}

/* ---------- 联系我们 ---------- */
.contact-grid{display:grid;margin-bottom:28px;grid-template-columns:minmax(0,1fr) 330px;gap:20px}
.contact-card{position:relative;padding:38px 40px;border:1px solid rgba(11,68,108,.12);border-radius:var(--radius-card);background:#fff;box-shadow:0 6px 20px rgba(8,36,58,.04)}
.contact-card::before{
  content:"";position:absolute;left:0;top:0;width:52px;height:2px;
  background:linear-gradient(90deg,var(--blue),var(--cyan));
}
.contact-card h2{position:relative;padding-left:18px;font-weight:700;margin-bottom:22px;font-size:21px;color:#10283b}
.contact-card h2::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:25px;border-radius:0;background:linear-gradient(180deg,var(--cyan),var(--blue))}
.contact-list li{display:flex;gap:16px;padding:13px 0;border-bottom:1px solid var(--line-soft);align-items:baseline;border-color:#e6edf2;font-size:14.5px}
.contact-list b{flex:0 0 82px;font-weight:400;font-size:13.5px;color:#7b8e9e}
.contact-list a{font-weight:700;transition:color .25s var(--ease);color:#0a63b7}
.contact-qr img{object-fit:contain;margin:0 auto 14px;border:1px solid #e0e4e8;padding:6px;width:164px;height:164px;border-color:#dbe6ed;border-radius:5px;background:#fff}

/* ---------- 页脚 ---------- */
.site-footer{background:#04121f}
.footer-main{display:flex;justify-content:space-between;gap:20px;width:var(--wrap);max-width:var(--wrap-max);margin:72px auto 62px;padding-top:0}
.footer-qr img{width:126px;height:126px;object-fit:contain;margin:0 auto;border:1px solid #e0e4e8;padding:4px;border-color:rgba(124,234,247,.18);border-radius:4px;background:#fff}
.footer-qr p{margin-top:10px;font-size:14px;color:#8ca6b7}
.footer-contact h3{font-weight:700;color:#f3fbff;font-size:17px}
.footer-tel{display:flex;align-items:center;gap:8px;margin-top:10px;font-weight:700;line-height:1.3;color:#fff;font-size:25px}
.footer-info{margin-top:10px;color:#8ca6b7;font-size:13px;line-height:2}
.footer-info a{color:#a8d8e6}
.footer-cta{display:inline-flex;align-items:center;justify-content:center;gap:6px;margin-top:16px;border:1px solid var(--blue);font-size:15px;transition:background .4s var(--ease),border-color .4s var(--ease),transform .3s var(--ease);box-shadow:0 10px 26px rgba(30,155,224,.3);width:auto;padding:10px 21px;border-radius:4px;background:transparent;border-color:rgba(124,234,247,.38);color:#9cecf8}
.footer-cta:hover{transform:translateY(-2px);filter:brightness(1.07);background:rgba(34,211,238,.10);border-color:#7ceaf7;color:#fff}
.footer-col h4{line-height:1.5;margin-bottom:25px;font-weight:700;color:#e8f5fa;font-size:15px}
.footer-col a{line-height:1.6;transition:color .25s var(--ease);color:#8ca6b7;font-size:12.5px}
.footer-col a:hover{color:#7ceaf7}
.footer-bottom{border-top:1px solid rgba(255,255,255,.07);background:#030e18;border-top-color:rgba(124,234,247,.10)}
.footer-bottom-inner{margin:0 auto;display:flex;align-items:flex-start;justify-content:space-between;gap:30px;width:var(--wrap);max-width:var(--wrap-max);padding:24px 0}
.copyright{flex:0 0 40%;line-height:1.6;color:#7b94a6;font-size:13px}
.copyright strong{font-weight:700;color:#d3e8f0}
.disclaimer{margin-top:6px;text-align:justify;color:#5f7b8c;font-size:11px;line-height:1.7}

/* ---------- 列表、搜索、详情等内页组件 ---------- */
.page-main .content-head{
  min-height:66px;padding:0 24px;
  border-radius:6px;
  background:linear-gradient(135deg,#0a2a44,#0b496e);
  box-shadow:0 12px 34px rgba(4,23,40,.12);
}
.breadcrumb{display:flex;align-items:center;margin-right:20px;font-size:14px;color:#9bb4c4}
.side-title{
  min-height:66px;padding:18px 22px;
  border-radius:6px 6px 0 0;
  background:linear-gradient(135deg,#0a2a44,#0b496e);
  font-size:19px;letter-spacing:.5px;
}
.cat-list{background:#fff;border:1px solid rgba(11,68,108,.12);border-top:0;border-radius:0 0 6px 6px;box-shadow:0 8px 24px rgba(8,36,58,.045)}
.cat-list a{display:flex;align-items:center;width:100%;line-height:1.5;color:var(--ink);transition:color .3s var(--ease),background .3s var(--ease);padding:14px 20px;font-size:13.5px}
.cat-list a:hover,.cat-list a.is-active{background:#edf6fa;color:var(--blue)}
.toolbar{margin-bottom:18px}
.search-box{position:relative;display:flex;align-items:center;border:1px solid var(--line);padding:0 8px 0 16px;transition:border-color .25s var(--ease),box-shadow .25s var(--ease);height:44px;width:300px;border-radius:5px;border-color:rgba(11,68,108,.14);background:#fff;box-shadow:none}
.search-box:focus-within{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,238,.10)}
.detail,.detail-body,.spec-table{
  border-color:rgba(11,68,108,.12);
  box-shadow:0 8px 26px rgba(8,36,58,.045);
}
.detail{border-radius:8px}
.detail-media{flex:0 0 46%;max-width:46%;border-radius:7px;border:1px solid rgba(11,68,108,.10)}
.detail-body{margin:20px 10px 0;padding:26px 30px;background:#fff;border:1px solid var(--line);border-radius:8px}
.spec-table th{width:200px;color:var(--ink);font-weight:700;background:#f3f8fa}
.pager .page-btn,.page-btn{border-radius:4px;background:#eaf0f4}
.page-btn.current{color:#fff;cursor:default;background:var(--blue)}

#productGrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
#productGrid .product-cell{max-width:none;flex:none}

/* ---------- 滚动进度与视觉辅助 ---------- */
.premium-progress{
  position:fixed;left:0;top:0;z-index:999;
  width:100%;height:2px;transform:scaleX(0);transform-origin:left;
  background:linear-gradient(90deg,#0a63b7,#22d3ee);
  box-shadow:0 0 12px rgba(34,211,238,.46);
  pointer-events:none;
}
.has-motion [data-reveal]{
  opacity:0;transform:translateY(22px);
  transition:opacity .72s cubic-bezier(.22,1,.36,1),transform .72s cubic-bezier(.22,1,.36,1);
  will-change:auto;
}
.has-motion [data-reveal].is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){.footer-qr{margin-right:30px}
  .footer-nav{max-width:640px};.home-hero h1{font-size:60px;letter-spacing:3px}
  .home-stats li{padding:0 34px};:root{--wrap:92%}
  .main-nav > li > a{padding:10px 10px;font-size:13px}
  .home-hero h1{font-size:clamp(46px,5.8vw,68px)}
  .home-stats li{padding:0 22px}
  .contact-grid{grid-template-columns:minmax(0,1fr) 310px}}

@media (max-width:1100px){
  .home-hero{min-height:min(84vh,860px)}
  .home-hero h1{font-size:52px}
  .home-stats{grid-template-columns:repeat(2,minmax(0,1fr));padding:0}
  .home-stats li{padding:18px 22px;border-left:0;border-top:1px solid rgba(124,234,247,.14)}
  .home-stats li:nth-child(-n+2){border-top:0}
  .home-stats li:nth-child(odd){border-right:1px solid rgba(124,234,247,.14)}
  #homeProducts,#productGrid{grid-template-columns:repeat(2,minmax(0,1fr))}
  #tech .tech-inner{padding:44px}
}

@media (max-width:900px){
  .home-hero .hero-inner{padding-top:calc(var(--header-h) + 48px)}
  .home-hero h1{font-size:44px}
  .home-hero .home-lead{font-size:16px}
  .app-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .contact-grid{grid-template-columns:1fr}
  #tech .tech-inner{grid-template-columns:1fr}
  .tech-right{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width:768px){
  :root{--header-h:70px;--wrap:92%}
  .site-header{background:linear-gradient(180deg,rgba(3,13,23,.93),rgba(3,13,23,.72))}
  .brand{flex-basis:150px}
  .brand img{max-height:42px}
  .home-hero{min-height:84svh}
  .home-hero .hero-inner{padding:calc(var(--header-h) + 40px) 0 52px}
  .home-hero h1{font-size:34px;letter-spacing:.005em}
  .home-hero .home-lead{padding-left:13px;font-size:14.5px;line-height:1.85}
  .home-kicker{font-size:10.5px;letter-spacing:2.8px}
  .home-btns{margin-top:28px}
  .home-btn{min-width:0;height:44px;padding:0 18px;font-size:13.5px}
  .home-stats{margin-top:32px}
  .home-stats b{font-size:22px}
  .home-stats span{font-size:11.5px}
  .home-sec{padding:58px 0}
  .sec-head{margin-bottom:26px;padding-bottom:14px}
  .sec-head h2{font-size:23px;padding-left:16px}
  .sec-head h2::before{width:3px;height:23px}
  .sec-head p{display:none}
  .sec-more{margin-left:0;width:100%;font-size:12.5px}
  .sec-lead,.page-lead{font-size:14px}
  .hero:not(.home-hero){min-height:330px}
  .hero:not(.home-hero) h1{font-size:36px}
  #homeProducts,#productGrid{grid-template-columns:1fr}
  .product-cell{max-width:none}
  .product-name{font-size:16px;padding-top:16px}
  .product-card::after{padding:16px 20px 18px}
  .app-grid,.tech-right{grid-template-columns:1fr}
  .inn-card{min-height:0;padding:28px}
  .coop-card{padding:30px 26px}
  .contact-card{padding:30px 24px}
  .footer-main{margin:52px auto 44px}
  .footer-bottom-inner{padding:20px 0}
  .disclaimer{font-size:10.5px}
  .page-main{padding:48px 0 72px}
}

@media (max-width:520px){
  .home-hero h1{font-size:30px}
  .home-stats{grid-template-columns:1fr}
  .home-stats li{padding:14px 18px;border-right:0;border-top:1px solid rgba(124,234,247,.14)}
  .home-stats li:first-child{border-top:0}
  .home-stats li:nth-child(-n+2){border-top:1px solid rgba(124,234,247,.14)}
  .home-stats li:first-child{border-top:0;padding-left:18px}
  .home-btn{flex:1}
  .app-card{padding:24px 20px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .home-hero::after{display:none}
  .home-hero .hero-bg-media{display:none}
  .product-card,.app-card,.inn-card,.coop-card,.news-card{transition:none}
  .premium-progress{display:none}
}

/* ---------- 指针光学跟随：只做轻微亮度变化，不做 3D 摇晃 ---------- */
.product-card.has-pointer-light,
.app-card.has-pointer-light,
.inn-card.has-pointer-light{
  background-image:radial-gradient(460px circle at var(--mx,50%) var(--my,45%),rgba(34,211,238,.07),transparent 58%);
  background-repeat:no-repeat;
}
#applications .app-card.has-pointer-light{
  background-image:
    radial-gradient(460px circle at var(--mx,50%) var(--my,45%),rgba(34,211,238,.10),transparent 58%),
    linear-gradient(145deg,rgba(255,255,255,.055),rgba(255,255,255,.018));
}
.coop-card.has-pointer-light{
  background-image:
    radial-gradient(460px circle at var(--mx,50%) var(--my,45%),rgba(34,211,238,.12),transparent 60%),
    linear-gradient(145deg,#0b2941,#0b3a5b 74%,#0a2c47);
}

/* ---------- 最终一致性修正 ---------- */
.app-card .app-ico{
  color:#0a72bd;
  background:rgba(10,99,183,.07);
  border-color:rgba(10,99,183,.18);
}
#applications .app-card .app-ico{
  color:#7ceaf7;
  background:rgba(34,211,238,.09);
  border-color:rgba(124,234,247,.22);
}
.copyright .disclaimer{color:#5f7b8c}
.fab{display:flex;align-items:center;justify-content:center;color:var(--blue);transition:transform .3s var(--ease),background .3s var(--ease),color .3s var(--ease);width:44px;height:44px;border-radius:5px;border:1px solid rgba(11,39,64,.12);background:rgba(255,255,255,.94);box-shadow:0 10px 28px rgba(4,23,40,.12)}
.fab:hover{transform:translateY(-3px);background:var(--blue);border-color:var(--blue);color:#fff}
.chat-panel{border:1px solid rgba(11,39,64,.14);border-radius:8px}
.chat-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;color:#fff;font-size:15px;background:#0b2740}

/* ---------- 首屏数据条的第四项平衡 ---------- */
@media (min-width:901px){
  .home-hero .home-stats b{
    font-size:clamp(26px,2vw,34px);
    line-height:1.25;
  }
  .home-hero .home-stats li:last-child{
    background:linear-gradient(135deg,rgba(34,211,238,.07),rgba(34,211,238,0));
  }
  .home-hero .home-stats li:last-child b{
    color:#a7f3ff;
    font-size:18px;
    line-height:1.95;
    letter-spacing:.09em;
    white-space:nowrap;
  }
}

/* ==========================================================================
   宽屏修正 V2：首屏铺满、背景层次、仪器状态栏
   ========================================================================== */

/* 让滚动条区域也进入深色仪器界面 */
html{scrollbar-color:#164a68 #071b2b;scrollbar-width:thin}
html::-webkit-scrollbar{width:10px;height:10px;background:#071b2b}
html::-webkit-scrollbar-thumb{background:#164a68;border:2px solid #071b2b;border-radius:8px}
html::-webkit-scrollbar-track{background:#071b2b}

/* 首屏至少等于真实视口高度，不再被 920px 截断 */
.home-hero{
  min-height:100vh;
  min-height:100svh;
}
@media (max-width:1100px){.home-hero{min-height:100vh;min-height:100svh}}
@media (max-width:768px){.home-hero{min-height:100vh;min-height:100svh}}

/* 仪器状态栏：不再使用四只独立盒子 */
@media (min-width:1101px){
  .home-hero .home-stats{
    position:relative;
    display:flex;
    width:min(100%,900px);max-width:900px;
    margin-top:52px;padding:0;
    border-top:1px solid rgba(124,234,247,.18);
    border-bottom:1px solid rgba(124,234,247,.13);
    border-left:0;border-right:0;border-radius:0;
    background:linear-gradient(90deg,rgba(3,20,34,.50),rgba(5,25,41,.20));
    backdrop-filter:blur(10px);
  }
  .home-hero .home-stats::before{
    content:"";position:absolute;left:0;right:0;top:-1px;height:5px;pointer-events:none;
    background:repeating-linear-gradient(90deg,rgba(124,234,247,.46) 0 1px,transparent 1px 54px);
    opacity:.55;
  }
  .home-hero .home-stats li{
    position:relative;display:flex;flex:1;flex-direction:column;justify-content:center;
    min-height:102px;padding:19px 28px;border-left:1px solid rgba(124,234,247,.14);
    text-align:left;
  }
  .home-hero .home-stats li:first-child{padding-left:28px;border-left:0}
  .home-hero .home-stats li::after{
    content:"";position:absolute;left:28px;top:0;width:24px;height:1px;
    background:#7ceaf7;opacity:.75;
  }
  .home-hero .home-stats li:first-child::after{left:0}
  .home-hero .home-stats b{
    display:block;font-size:34px;line-height:1;
    letter-spacing:-.025em;color:#f8fcff;
  }
  .home-hero .home-stats span{
    margin-top:9px;color:rgba(179,211,226,.70);
    font-size:11px;letter-spacing:.9px;
  }
  .home-hero .home-stats li:last-child{
    flex:1.35;padding-left:30px;
    border-left:1px solid rgba(124,234,247,.42);
    background:linear-gradient(90deg,rgba(34,211,238,.095),rgba(34,211,238,0));
  }
  .home-hero .home-stats li:last-child b{
    color:#9ff2ff;font-size:20px;line-height:1.15;
    letter-spacing:.07em;white-space:nowrap;
  }
  .home-hero .home-stats li:last-child b::after{
    content:"  ↗";color:#7ceaf7;font-size:14px;letter-spacing:0;
  }
  .home-hero .home-stats li:last-child span{letter-spacing:.5px}
}

/* ==========================================================================
   首页底部署据：恢复原始结构，只保留新版其他视觉优化
   ========================================================================== */
.home-hero .home-stats{
  position:static;display:flex;flex-wrap:wrap;
  width:auto;max-width:none;margin-top:64px;padding:0;
  border:0;border-radius:0;background:none;backdrop-filter:none;
}
.home-hero .home-stats::before{display:none}
.home-hero .home-stats li:first-child{padding-left:0;border-left:0}
.home-hero .home-stats li:last-child{
  flex:none;margin-left:0;padding:0 48px;
  border-left:1px solid rgba(255,255,255,.22);
  background:none;
}
.home-hero .home-stats li::after{display:none}
.home-hero .home-stats b{
  display:block;color:#fff;font-size:40px;line-height:1.25;
  font-weight:700;letter-spacing:normal;white-space:normal;
}
.home-hero .home-stats span{
  display:block;margin-top:2px;color:rgba(255,255,255,.68);
  font-size:14px;line-height:1.6;letter-spacing:normal;
}
.home-hero .home-stats li:last-child b{
  font-size:40px;line-height:1.25;letter-spacing:normal;white-space:normal;
}
.home-hero .home-stats li:last-child b::after{content:none}

@media (max-width:1280px){
  .home-hero .home-stats li{padding:0 34px}
  .home-hero .home-stats li:last-child{padding:0 34px}
}
@media (max-width:1100px){
  .home-hero .home-stats{margin-top:44px}
  .home-hero .home-stats li{padding:0 26px}
  .home-hero .home-stats li:last-child{padding:0 26px}
  .home-hero .home-stats b{font-size:30px}
  .home-hero .home-stats li:last-child b{font-size:30px}
}
@media (max-width:768px){
  .home-hero .home-stats{
    display:grid;grid-template-columns:1fr 1fr;gap:14px 0;margin-top:32px;
  }
  .home-hero .home-stats li{padding:0 14px;border-left:1px solid rgba(255,255,255,.22)}
  .home-hero .home-stats li:nth-child(odd){padding-left:0;border-left:0}
  .home-hero .home-stats li:last-child{padding:0 14px;border-left:1px solid rgba(255,255,255,.22)}
  .home-hero .home-stats b{font-size:22px}
  .home-hero .home-stats li:last-child b{font-size:17px;letter-spacing:.5px}
  .home-hero .home-stats span{font-size:12px}
}
@media (min-width:1600px){
  .home-hero .home-stats{margin-top:60px}
  .home-hero .home-stats li{padding:0 42px}
  .home-hero .home-stats li:last-child{padding:0 42px}
  .home-hero .home-stats b{font-size:48px}
  .home-hero .home-stats li:last-child b{font-size:48px}
}


/* 首页只使用一张静态背景图，禁止旧背景图介入（原动态视频背景已移除） */
.hero.home-hero{
  background:#04121f;
  background-image:none;
}

/* ==========================================================================
   首页背景置顶显示：背景本体最清晰，遮罩只在文字侧生效
   ========================================================================== */
.home-hero .hero-bg-media{
  z-index:1;
  opacity:1;
}
.home-hero::before{display:block;z-index:2;background:linear-gradient(90deg,rgba(3,13,23,.94) 0%,rgba(3,14,24,.76) 29%,rgba(3,15,26,.34) 53%,rgba(3,15,26,.06) 76%,rgba(3,15,26,0) 100%),
    linear-gradient(180deg,rgba(3,13,23,.18) 0%,rgba(3,13,23,.02) 48%,rgba(3,13,23,.20) 100%)}
.home-hero .hero-veil{z-index:2;background:linear-gradient(90deg,rgba(3,13,23,.42) 0%,rgba(3,13,23,.12) 45%,rgba(3,13,23,0) 76%),
    linear-gradient(180deg,rgba(3,13,23,.08),rgba(3,13,23,.12))}
.home-hero .hero-grid{display:block;background-image:linear-gradient(rgba(98,194,229,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(98,194,229,.055) 1px,transparent 1px);background-size:54px 54px;-webkit-mask-image:linear-gradient(90deg,#000 0%,rgba(0,0,0,.78) 48%,transparent 100%);mask-image:linear-gradient(90deg,#000 0%,rgba(0,0,0,.78) 48%,transparent 100%);z-index:3;opacity:.38}
.home-hero .hero-glow{filter:blur(110px);z-index:3;opacity:.10}
.home-hero .hero-spot{width:720px;height:720px;margin:-360px 0 0 -360px;border-radius:50%;background:radial-gradient(circle,rgba(34,211,238,.13) 0%,rgba(34,211,238,0) 62%);mix-blend-mode:screen;z-index:3}
.home-hero .hero-dust{z-index:3;opacity:.12}
.home-hero .hero-hud{z-index:3}
.home-hero .hero-inner{width:92%;max-width:var(--wrap-max);margin:0 auto;display:flex;flex-direction:column;position:relative;min-height:auto;padding:calc(var(--header-h) + 54px) 0 74px 1.2%;justify-content:center;z-index:5}

/* 背景亮部经过文字时仍保持可读 */
.home-hero h1,
.home-hero .home-kicker,
.home-hero .home-lead,
.home-hero .home-stats b,
.home-hero .home-stats span{
  text-shadow:0 2px 18px rgba(0,8,16,.72),0 1px 3px rgba(0,0,0,.45);
}

/* ==========================================================================
   技术实力 #tech 修正：恢复双栏栅格 + 深底可读性 + 卡片质感
   ========================================================================== */
#tech .tech-inner{
  display:grid;
  grid-template-columns:minmax(0,1.02fr) minmax(0,1fr);
  gap:56px;
  align-items:center;
}
#tech .tech-left{display:flex;flex-direction:column;align-items:flex-start}
#tech .tech-left h3{font-size:clamp(30px,3vw,42px);letter-spacing:-.02em;color:#eaf8fd;line-height:1.22}
#tech .tech-left h3 span{
  background:linear-gradient(115deg,#7EF0FF 0%,#22D3EE 48%,#1E9BE0 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 0 14px rgba(34,211,238,.42));
}
#tech .tech-big-num{
  margin-top:40px;padding-left:22px;
  border-left:2px solid rgba(124,234,247,.55);
  display:flex;align-items:baseline;gap:14px;
}
#tech .tech-big-num .num{font-variant-numeric:tabular-nums;text-shadow:0 0 28px rgba(34,211,238,.32)}
#tech .tech-item{
  padding:22px;border-radius:10px;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.018));
  transition:border-color .35s ease,background .35s ease,transform .35s ease;
}
#tech .tech-item:hover{
  border-color:rgba(124,234,247,.42);
  background:linear-gradient(160deg,rgba(34,211,238,.13),rgba(255,255,255,.02));
  transform:translateY(-3px);
}
#tech .tech-item h4::before{content:"";width:6px;height:6px;border-radius:50%;flex:0 0 auto;background:#22d3ee;box-shadow:0 0 10px rgba(34,211,238,.9)}
#tech .tech-item p{font-size:13px;line-height:1.72;color:#9db7c7}
@media (max-width:1200px){ #tech .tech-inner{gap:40px;padding:44px 40px} }
@media (max-width:1100px){ #tech .tech-inner{grid-template-columns:1fr;gap:34px} #tech .tech-right{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (max-width:700px){ #tech .tech-inner{padding:34px 24px} #tech .tech-right{grid-template-columns:1fr} #tech .tech-big-num{margin-top:26px} }

/* —— 技术实力细节微调 —— */
#tech .tech-left h3{margin:0 0 18px}
#tech .tech-left p{max-width:46ch;color:#adc6d4;font-size:15px;line-height:1.9;margin:0}
#tech .tech-right{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
#tech .tech-item h4{display:flex;align-items:center;gap:9px;margin-bottom:9px;font-size:15.5px}
#tech .tech-big-num .label{font-size:13px;letter-spacing:1.6px;color:#82a4b6}

/* —— 创新产品卡片：角标序号不再压住标题 —— */
/* main.css 后段 .inn-card > *:not(.card-glow){position:relative} 覆盖了 .inn-no 的 absolute，
   导致 01/02/03 落回文档流、被 top:20px/left:-24px 推去压标题，这里强制复位。 */
#innovation .inn-card .inn-no{
  position:absolute;
  top:10px;right:22px;left:auto;
  font-size:56px;line-height:1;
  letter-spacing:-2px;
  color:#e7eff5;
  pointer-events:none;
  z-index:1;
}
#innovation .inn-card{padding-top:34px}
#innovation .inn-card h3{position:relative;z-index:2;margin-bottom:12px}
@media (max-width:700px){
  #innovation .inn-card{padding-top:30px}
  #innovation .inn-card .inn-no{font-size:42px;top:8px;right:18px}
}

/* —— 列表标记：空心方块改为对勾（类名本来就是 .tick） —— */
.tick li::before{
  content:"";
  left:4px;top:5px;
  width:6px;height:11px;
  border:0;
  border-right:1.7px solid #1e9be0;
  border-bottom:1.7px solid #1e9be0;
  background:none;
  border-radius:0;
  transform:rotate(42deg);
  box-sizing:border-box;
}
/* 深色卡片（千城万镜）用亮青对勾 */
.coop-card .tick li::before,
.coop-card ul.tick li::before{
  border-right-color:#7ceaf7;
  border-bottom-color:#7ceaf7;
}
@media (max-width:768px){
  .tick li::before{left:3px;top:4px}
}

/* —— 千城万镜（合作共建）三张卡：标题/要点列表/按钮纵向对齐 ——
   main.css 里 .coop-card 是 justify-content:center 的 flex 列，三张卡描述行数不同时
   内容会被各自垂直居中，导致列表和“了解共建方案”错位。 */
#network .coop-card{justify-content:flex-start}
#network .coop-card > p{min-height:62px;margin-bottom:0}
#network .coop-card > ul.tick{margin:14px 0 0}
#network .coop-card .card-link-label{margin-top:24px;padding-top:0}
@media (max-width:768px){
  #network .coop-card > p{min-height:0}
  #network .coop-card .card-link-label{margin-top:22px}
}
button.home-btn{font-family:inherit;cursor:pointer}

/* —— 内页标题条 V2 ——
   去掉深底上的实心蓝色块（两块蓝互相打架、像误放的按钮），
   改成和首页各板块标题完全一致的「渐变竖线 + 白字」。 */
.page-main .content-head{border-radius:8px}
.page-main .content-head h2{position:relative;height:auto;line-height:1.25;margin:0;padding:0 0 0 16px;border-radius:0;background:none;box-shadow:none;color:#eaf8fd;font-size:19px;font-weight:700;letter-spacing:.5px}
.page-main .content-head h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:22px;
  background:linear-gradient(180deg,#7ceaf7,#1e9be0);
  box-shadow:0 0 10px rgba(34,211,238,.45);
}
@media (max-width:768px){
  .page-main .content-head h2{font-size:17px;padding-left:13px}
  .page-main .content-head h2::before{height:19px}
}

/* —— 首屏数据条：每个指标内部居中（数字居中压在文字上方） —— */
.home-hero .home-stats{justify-content:flex-start}
.home-hero .home-stats li{display:block;flex:none;min-height:0;padding:0 48px;border:0;border-left:1px solid rgba(255,255,255,.22);background:none;text-align:center}
.home-hero .home-stats b,
.home-hero .home-stats span{display:block;text-align:center}
@media (max-width:768px){
  .home-hero .home-stats li{text-align:left}
  .home-hero .home-stats b,
  .home-hero .home-stats span{text-align:left}
}

/* ==========================================================================
   图片尺寸属性与 CSS 的配合
   width/height 属性只用于「预留宽高比、避免布局跳动」；
   实际高度应交给 CSS（aspect-ratio / 自适应），否则 height 属性会把图片写死、竖向拉长。
   ========================================================================== */
.detail-media img,
.application-media-card img,
.media-lightbox-panel img,
.app-card > img,
.tech-card img,
.inn-card img,
.coop-card img,
.news-card img,
.application-media img{
  height:auto;
}

/* ---------- 产品详情：选型要素 ---------- */
.spec-hints{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));
  gap:4px 18px;margin:12px 0 4px;padding:0;list-style:none;
  font-size:13.5px;line-height:1.95;color:var(--ink-2)
}
.spec-hints li{position:relative;padding-left:15px}
.spec-hints li::before{content:'';position:absolute;left:0;top:.88em;width:6px;height:6px;border-radius:50%;background:var(--blue)}
@media (max-width:600px){ .spec-hints{grid-template-columns:1fr} }

/* ==========================================================================
   产品详情页 · 仪器冷峻风 v1
   深色数据面板 + 等宽数字 + 细线表格 + 极少量荧光色
   只作用于 body.page-detail，不影响其它页面
   ========================================================================== */
:root{ --mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", "Cascadia Mono", Consolas, "Liberation Mono", monospace; }

/* ---- 上块：深色仪器面板 ---- */
body.page-detail .detail{
  background:linear-gradient(180deg,#0B1926 0%,#08131E 100%);
  border:1px solid rgba(126,200,255,.16);
  border-radius:2px;
  padding:0;gap:0;overflow:hidden;
}
body.page-detail .detail-media{
  flex:0 0 46%;max-width:46%;
  display:flex;align-items:center;justify-content:center;
  padding:26px;
  background:radial-gradient(120% 90% at 50% 42%,rgba(34,211,238,.07),transparent 72%);
}
body.page-detail .detail-media img{aspect-ratio:4/3;object-fit:contain}
body.page-detail .detail-info{padding:34px 38px;display:flex;flex-direction:column;justify-content:center}

body.page-detail .detail-info h1{color:#EAF4FB;font-size:29px;letter-spacing:.005em}
body.page-detail .detail-info .en{
  color:rgba(150,190,215,.70);font-family:var(--mono);
  font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;
}
body.page-detail .cat-tag{
  align-self:flex-start;background:transparent;border:1px solid rgba(126,234,255,.36);
  color:#8FE6FF;border-radius:2px;font-family:var(--mono);
  font-size:11px;letter-spacing:.14em;padding:5px 10px;text-transform:uppercase;
}

/* 参数行：标签等宽 + 数值右对齐 + 发丝分隔线 */
body.page-detail .detail-meta{
  border-top:1px solid rgba(126,200,255,.14);
  border-bottom:0;padding:0;margin:24px 0 22px;
}
body.page-detail .detail-meta li{
  display:flex;justify-content:space-between;gap:16px;margin:0;
  padding:11px 2px;border-bottom:1px solid rgba(126,200,255,.10);
  font-size:13.5px;
}
body.page-detail .detail-meta li:last-child{border-bottom:0}
body.page-detail .detail-meta b{
  flex:0 0 auto;font-weight:400;color:rgba(150,190,215,.62);
  font-family:var(--mono);font-size:11.5px;letter-spacing:.10em;
}
body.page-detail .detail-meta span{color:#DCEAF5;text-align:right}

/* 按钮：直角 + 细边 + 无阴影 */
body.page-detail .detail-actions .btn{
  border-radius:2px;height:44px;padding:0 22px;font-size:13.5px;letter-spacing:.03em;box-shadow:none;
}
body.page-detail .detail-actions .btn-primary{background:#0E6FA8;border-color:#1B8FC9;color:#fff}
body.page-detail .detail-actions .btn-primary:hover{background:#1284C2;border-color:#1284C2}
body.page-detail .detail-actions .btn-ghost{background:transparent;border-color:rgba(126,200,255,.34);color:#BEE3F5}
body.page-detail .detail-actions .btn-ghost:hover{background:rgba(126,200,255,.10);border-color:rgba(126,200,255,.55)}

/* ---- 下块：白底数据表（精确、无圆角、无阴影） ---- */
body.page-detail .detail-body{
  background:#fff;border:1px solid #DCE4EB;border-radius:2px;
}
body.page-detail .detail-body h2::before{
  content:'';position:absolute;left:0;top:.32em;width:3px;height:15px;background:#12B5D8;
}
body.page-detail .spec-hints li::before{background:#12B5D8}
body.page-detail .spec-table tr:last-child th,
body.page-detail .spec-table tr:last-child td{border-bottom:0}

@media (max-width:900px){
  body.page-detail .detail-media{flex:1 1 auto;max-width:100%;padding:18px}
  body.page-detail .detail-info{padding:22px 20px}
}

/* ==========================================================================
   产品详情页 · 整页深色（冷峻风 v2）
   覆盖：页面底 / 侧栏 / 内容头 / 数据区 / 相关产品 / 页脚
   只作用于 body.page-detail
   ========================================================================== */
body.page-detail{background:#070D14}
body.page-detail .page-main{background:#070D14;color:#C6D5E1}

/* ---- 左侧分类 ---- */
body.page-detail .cat-list{
  background:transparent;
  border:1px solid rgba(126,200,255,.12);border-radius:2px;overflow:hidden;
}
body.page-detail .cat-list li + li{border-top:1px solid rgba(126,200,255,.08)}
body.page-detail .cat-list a{color:#A9C0D0}
body.page-detail .cat-list a:hover{background:rgba(126,200,255,.09);color:#EAF4FB}
body.page-detail .cat-more{color:#A9C0D0;border-color:rgba(126,200,255,.2);border-radius:2px;background:transparent}

/* ---- 内容头 + 面包屑 ---- */
body.page-detail .content-head{
  background:#0B1926;
  border:1px solid rgba(126,200,255,.14);
  border-radius:2px;
}
body.page-detail .content-head h2{
  background:transparent;color:#EAF4FB;
  border-top-left-radius:0;border-left:3px solid #12B5D8;padding-left:16px;
}
body.page-detail .breadcrumb{color:#7F98AA}
body.page-detail .breadcrumb a{color:#A9C0D0}
body.page-detail .breadcrumb a:hover{color:#8FE6FF}

/* ---- 下块数据区：跟随整页深色 ---- */
body.page-detail .detail-body{
  background:#0B1926;
  border:1px solid rgba(126,200,255,.14);
}
body.page-detail .detail-body h2{position:relative;padding-left:14px;font-size:15.5px;letter-spacing:.02em;color:#EAF4FB}
body.page-detail .detail-body p{font-size:14.5px;line-height:1.95;color:#9FB6C6}
body.page-detail .spec-hints li{font-family:var(--mono);font-size:12.5px;letter-spacing:.01em;color:#9FB6C6}
body.page-detail .spec-table{border:1px solid #E2E9EF;border-color:rgba(126,200,255,.14)}
body.page-detail .spec-table th{width:190px;font-family:var(--mono);font-weight:400;font-size:12.5px;letter-spacing:.05em;background:rgba(126,200,255,.055);color:#8FA6B6}
body.page-detail .spec-table td{font-family:var(--mono);color:#DCEAF5}
body.page-detail .spec-table th,
body.page-detail .spec-table td{border:0;padding:11px 16px;font-size:13.5px;border-bottom:1px solid rgba(126,200,255,.10)}
body.page-detail .detail-body > p:last-child{color:#6F8798}

/* ---- 相关产品卡片 ---- */
body.page-detail .related h2{color:#EAF4FB}
body.page-detail .related .product-card{
  background:#0B1926;border:1px solid rgba(126,200,255,.14);
}
body.page-detail .related .product-thumb{background:#08131E}
body.page-detail .related .product-name{color:#E5F1F9}
body.page-detail .related .product-sub{color:#8FA6B6}
body.page-detail .related .product-line{border-color:rgba(126,200,255,.14)}
body.page-detail .related .product-card::after{color:#7FB6D6}
body.page-detail .related .product-card:hover{border-color:rgba(126,234,255,.42)}

/* ---- 空状态 ---- */
body.page-detail .empty-state{background:#0B1926;border:1px solid rgba(126,200,255,.14);color:#9FB6C6}
body.page-detail .empty-state strong{color:#EAF4FB}

/* ---- 页脚整体深色 ---- */
body.page-detail .site-footer{background:#050A10}
body.page-detail .footer-qr p{color:#8FA6B6}
body.page-detail .footer-qr img{background:#fff;border-color:rgba(126,200,255,.22)}
body.page-detail .footer-contact h3{color:#EAF4FB}
body.page-detail .footer-tel{color:#8FE6FF}
body.page-detail .footer-info{color:#8FA6B6}
body.page-detail .footer-col h4{color:#DCEAF5}
body.page-detail .footer-col a{color:#8FA6B6}
body.page-detail .footer-col a:hover{color:#8FE6FF}
body.page-detail .footer-bottom{
  background:#050A10;border-top:1px solid rgba(126,200,255,.12);
}
body.page-detail .copyright{color:#6F8798}
body.page-detail .copyright .disclaimer{color:#5F7889}
body.page-detail .footer-legal{color:#7F98AA}
body.page-detail .footer-legal a{color:#8FA6B6}
body.page-detail .footer-legal a:hover{color:#8FE6FF}

/* 产品详情主图：可点击查看大图 */
body.page-detail .detail-media img{cursor:zoom-in}
body.page-detail .detail-media:hover .media-zoom-badge{
  opacity:1;background:rgba(8,102,178,.88);transform:translateY(-2px);
}

/* ==========================================================================
   首屏：仅保留「扫描线 + 中心柔光」
   （同心圆环、外圈刻度、内圈、十字准线已按要求删除）
   ========================================================================== */
.hero-instrument-map{
  position:absolute;right:5.8%;top:15%;z-index:2;
  width:min(34vw,470px);aspect-ratio:1;
  opacity:.58;pointer-events:none;border-radius:50%;
  background:radial-gradient(circle at 50% 50%,rgba(34,211,238,.11) 0%,rgba(34,211,238,0) 54%);
}
@media (max-width:900px){
  .hero-instrument-map{opacity:.36;right:-12%;top:20%;width:60vw}
}
@media (max-width:768px){
  .hero-instrument-map{display:none}
}