/* =====================================================
   凯乐普（上海）工业技术有限公司 CANOP — 全站样式
   风格底座：对标 advancedtech.com 的浅色企业风
   品牌红 #BE1E2D + 深藏青 #1E3A5C + Inter 字体栈 + 方角薄边框
   ===================================================== */

/* ===================== 设计变量 ===================== */
:root{
  --red:#BE1E2D;
  --red-dark:#9E1926;
  --red-tint:#FBEDEF;
  --navy:#1E3A5C;
  --navy-dark:#16293F;
  --navy-tint:#EEF2F7;
  --ink:#111417;
  --body:#565656;
  --muted:#767676;
  --faint:#9A9A9A;
  --bg:#F5F5F5;
  --surface:#FFFFFF;
  --line:#E4E4E4;
  --line-dark:#CFCFCF;
  --green:#1F9D55;
  --amber:#C77700;
  --blue:#2F6FBA;
  --mono:'Inter',-apple-system,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
  --radius:0px;
  --shadow:0 10px 30px rgba(17,20,23,.08);
  --shadow-lg:0 18px 44px rgba(17,20,23,.14);
  --container:1200px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--sans);
  color:var(--body);
  background:var(--surface);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
ul,ol{list-style:none;}
li{list-style:none;}
button{font-family:var(--sans);}
.container{max-width:var(--container);margin:0 auto;padding:0 28px;}
.mono{font-family:var(--mono);}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

/* 通用小组件：红色细标签（ATS 式 eyebrow） */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--sans);font-size:13px;font-weight:600;letter-spacing:.18em;
  color:var(--red);text-transform:uppercase;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--red);flex-shrink:0;}
.eyebrow.on-dark{color:#fff;}
.eyebrow.on-dark::before{background:#fff;}
.hero .eyebrow.on-dark{color:var(--red);}
.hero .eyebrow.on-dark::before{background:var(--red);}

/* 分隔细线（原黄黑斜纹位置改为品牌红细线） */
.hazard-strip{
  height:4px;
  background:var(--red);
}

/* 按钮：方角、实色 */
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:13px 30px;border-radius:0;
  font-size:15.5px;font-weight:600;cursor:pointer;border:0;
  transition:background .18s,color .18s,border-color .18s,transform .18s;
}
.btn svg{width:18px;height:18px;flex-shrink:0;}
.btn-primary{background:var(--red);color:#fff;}
.btn-primary:hover{background:var(--red-dark);transform:translateY(-1px);}
.btn-black{background:var(--ink);color:#fff;}
.btn-black:hover{background:#000;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line-dark);}
.btn-ghost:hover{border-color:var(--red);color:var(--red);}
.cta-band .btn-ghost,
.hero .btn-ghost{color:var(--ink);}
.btn-outline{background:transparent;color:var(--red);border:1px solid var(--red);}
.btn-outline:hover{background:var(--red);color:#fff;transform:translateY(-1px);}
.btn .arr{transition:transform .2s;}
.btn:hover .arr{transform:translateX(4px);}

/* =====================================================
   顶部导航（常白、细底边）
   ===================================================== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:#fff;color:var(--ink);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s;
}
.site-header.scrolled{box-shadow:0 6px 24px rgba(17,20,23,.08);}
.nav-inner{
  max-width:var(--container);margin:0 auto;padding:0 28px;
  height:76px;display:flex;align-items:center;gap:22px;
}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-logo{height:40px;width:auto;border-radius:8px;display:block;flex-shrink:0;}
.brand-name{font-weight:800;font-size:14.5px;letter-spacing:0;line-height:1.3;display:block;color:var(--ink);white-space:nowrap;}
.brand-sub{font-family:var(--mono);font-size:9px;letter-spacing:.18em;color:var(--faint);margin-top:1px;display:block;white-space:nowrap;text-transform:uppercase;}

.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-menu > li{position:relative;}
.nav-menu > li > a{
  display:flex;align-items:center;gap:5px;
  padding:9px 13px;font-size:15px;font-weight:500;border-radius:0;
  color:var(--ink);
  transition:color .18s,background .18s;white-space:nowrap;
}
.nav-menu > li > a .caret{width:14px;height:14px;transition:transform .25s;}
.nav-menu > li > a:hover{color:var(--red);background:var(--red-tint);}
.nav-menu > li.active > a{color:var(--red);font-weight:600;}
.nav-menu > li:hover > a .caret{transform:rotate(180deg);}

/* 大菜单下拉 */
.mega{
  position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(8px);
  width:660px;background:#fff;border-radius:0;box-shadow:var(--shadow-lg);
  border:1px solid var(--line);border-top:2px solid var(--red);padding:22px;
  display:grid;grid-template-columns:1fr 1fr;gap:4px;
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .2s,transform .2s,visibility .2s;
  color:var(--body);
}
.mega::before{display:none;}
.nav-menu > li:hover .mega,.nav-menu > li.open .mega{
  opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0);
}
.mega a{
  display:flex;gap:13px;padding:12px 14px;border-radius:0;transition:background .18s;align-items:flex-start;
}
.mega a:hover{background:var(--bg);}
.mega a > span:last-child{flex:1;min-width:0;}
.mega .m-ic{
  width:40px;height:40px;border-radius:0;flex-shrink:0;
  background:var(--navy-tint);
  display:flex;align-items:center;justify-content:center;color:var(--red);
}
.mega .m-ic svg{width:20px;height:20px;}
.mega .m-t{display:block;font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.4;}
.mega .m-d{display:block;font-size:12.5px;color:var(--muted);line-height:1.55;margin-top:2px;}

/* 导航右侧动作区：联系我们 | 电话（ATS 式红色文字） */
.nav-actions{display:flex;align-items:center;gap:18px;flex-shrink:0;}
.lang-switch{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 14px;border:1px solid var(--line-dark);border-radius:0;
  background:none;color:var(--ink);cursor:pointer;
  font-family:var(--sans);font-size:13px;font-weight:600;letter-spacing:.06em;
  transition:color .18s,border-color .18s,background .18s;
}
.lang-switch:hover{border-color:var(--red);color:var(--red);}
.lang-switch svg{width:15px;height:15px;}
.nav-hotline{
  display:flex;align-items:center;gap:9px;
  padding:0;border:0;border-left:1px solid var(--line-dark);border-radius:0;
  padding-left:18px;
  font-family:var(--sans);font-size:16px;font-weight:600;color:var(--red);white-space:nowrap;
  transition:color .18s;
}
.nav-hotline:hover{color:var(--red-dark);}
.nav-hotline svg{width:16px;height:16px;}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;
  border:1px solid var(--line-dark);border-radius:0;background:none;color:var(--ink);
  cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle svg{width:20px;height:20px;}

/* =====================================================
   首页 Hero（沉浸式全幅图片轮播）
   ===================================================== */
.hero{
  position:relative;overflow:hidden;color:#fff;
  height:calc(100vh - var(--header-h,72px));min-height:600px;max-height:900px;
  background:var(--navy);
}
.hero-slides{position:absolute;inset:0;z-index:0;}
.hero-slide{
  position:absolute;inset:0;display:flex;align-items:center;
  background-size:cover;background-position:center;background-repeat:no-repeat;
  opacity:0;visibility:hidden;transform:scale(1.07);
  transition:opacity 1.2s ease,transform 9s ease-out,visibility 1.2s;
}
.hero-slide::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(10,16,24,.9) 0%,rgba(10,16,24,.66) 40%,rgba(10,16,24,.16) 76%,rgba(10,16,24,.34) 100%),
    linear-gradient(0deg,rgba(10,16,24,.55) 0%,transparent 42%);
}
.hero-slide.active{opacity:1;visibility:visible;transform:scale(1);z-index:1;}
.hero-inner{position:relative;z-index:2;width:100%;}
.hero-caption{max-width:680px;padding:96px 0;}
.hero .eyebrow{color:rgba(255,255,255,.86);}
.hero .eyebrow::before{background:var(--red);}
.hero h1{
  font-size:clamp(30px,5vw,56px);font-weight:800;line-height:1.16;letter-spacing:0;
  color:#fff;margin:18px 0 20px;text-shadow:0 2px 20px rgba(0,0,0,.25);
}
.hero h1 .hl{color:#fff;box-shadow:inset 0 -.16em 0 var(--red);}
.hero-lead{font-size:clamp(15px,1.5vw,18px);color:rgba(255,255,255,.9);max-width:560px;line-height:1.7;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px;}
.hero-cta .btn-ghost{color:#fff;border-color:rgba(255,255,255,.72);background:transparent;}
.hero-cta .btn-ghost:hover{background:#fff;color:var(--ink);}
.hero-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:4;
  width:46px;height:46px;border:1px solid rgba(255,255,255,.4);
  background:rgba(10,16,24,.28);color:#fff;display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:background .18s,border-color .18s;backdrop-filter:blur(2px);
}
.hero-arrow:hover{background:var(--red);border-color:var(--red);}
.hero-arrow.prev{left:22px;}.hero-arrow.next{right:22px;}
.hero-arrow svg{width:22px;height:22px;}
.hero-indicator{position:absolute;right:26px;bottom:30px;z-index:4;color:#fff;font-family:var(--mono);display:flex;align-items:baseline;gap:10px;}
.hero-indicator .cur{font-size:26px;font-weight:700;}
.hero-indicator .sep{opacity:.5;}
.hero-indicator .tot{font-size:14px;color:rgba(255,255,255,.62);}
.hero-dots{position:absolute;left:50%;bottom:30px;transform:translateX(-50%);z-index:4;display:flex;gap:10px;}
.hero-dots button{width:38px;height:4px;border:0;cursor:pointer;background:rgba(255,255,255,.35);transition:background .25s;padding:0;}
.hero-dots button.active{background:var(--red);}
.hero-scroll{position:absolute;left:calc(50% + 34px);bottom:26px;z-index:4;color:rgba(255,255,255,.7);font-family:var(--mono);font-size:11px;letter-spacing:.24em;text-transform:uppercase;display:none;}
.hero-stats{position:relative;z-index:3;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;flex-wrap:wrap;padding:30px 0;}
.hero-stats .container{display:flex;flex-wrap:wrap;}
.hero-stats .stat{flex:1;min-width:150px;padding:0 22px;border-left:1px solid var(--line);}
.hero-stats .stat:first-child{border-left:0;padding-left:0;}
.hero-stats .num{font-family:var(--mono);font-size:30px;font-weight:700;color:var(--ink);}
.hero-stats .num::after{content:"";display:block;width:26px;height:3px;background:var(--red);margin-top:8px;}
.hero-stats .lbl{font-size:13px;color:var(--muted);margin-top:10px;}

/* =====================================================
   客户条（浅灰横带 + 大写小标签）
   ===================================================== */
.client-strip{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--body);padding:36px 0;}
.cs-label{font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.2em;color:var(--faint);text-align:center;margin-bottom:20px;text-transform:uppercase;}
.cs-row{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 38px;}
.cs-row span{font-size:15px;font-weight:700;color:var(--muted);display:inline-flex;align-items:center;gap:8px;transition:color .18s;}
.cs-row span:hover{color:var(--red);}
.cs-row span::before{content:"";width:6px;height:6px;background:var(--red);flex-shrink:0;opacity:.85;}

/* =====================================================
   通用区块
   ===================================================== */
.section{padding:96px 0;}
.section.alt{background:var(--bg);}
.section.navy{background:var(--navy);color:#fff;}
.sec-head{max-width:780px;margin-bottom:52px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-head.center .eyebrow{justify-content:center;}
.sec-head h2{font-size:clamp(26px,3vw,38px);font-weight:800;line-height:1.28;color:var(--ink);margin:14px 0 14px;}
.sec-head .sec-sub{color:var(--body);font-size:16px;}
.sec-head .sec-sub strong{color:var(--ink);}
.section.navy .sec-head .sec-sub{color:rgba(255,255,255,.78);}
.section.navy .sec-head h2{color:#fff;}
.sec-more{margin-top:6px;}

/* =====================================================
   视觉块（浅色图纸风自绘视觉）
   ===================================================== */
.pv{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  background:
    radial-gradient(420px 300px at 82% 18%,rgba(190,30,45,.06),transparent 65%),
    linear-gradient(150deg,#F1F4F8,#E6EBF1);
  color:var(--red);
  min-height:200px;
  border-bottom:1px solid var(--line);
}
.pv::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(30,58,92,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(30,58,92,.07) 1px,transparent 1px);
  background-size:34px 34px;
  mask-image:radial-gradient(420px 300px at 62% 45%,#000 35%,transparent 80%);
  -webkit-mask-image:radial-gradient(420px 300px at 62% 45%,#000 35%,transparent 80%);
}
.pv .pv-ic{width:64px;height:64px;position:relative;z-index:1;filter:drop-shadow(0 8px 18px rgba(190,30,45,.18));}
.pv .pv-ic svg{width:100%;height:100%;}
.pv .pv-gear{position:absolute;right:-34px;bottom:-34px;width:150px;height:150px;opacity:.10;animation:spin 26s linear infinite;color:var(--navy);}
.pv .pv-gear svg{width:100%;height:100%;}
@keyframes spin{to{transform:rotate(360deg);}}
.pv.warm{
  background:
    radial-gradient(420px 300px at 82% 18%,rgba(190,30,45,.09),transparent 65%),
    linear-gradient(150deg,#F8F1EE,#EFE4E0);
}
.pv.cool{
  background:
    radial-gradient(420px 300px at 82% 18%,rgba(47,111,186,.08),transparent 65%),
    linear-gradient(150deg,#EEF3F9,#E2EAF3);
}
.pv.green{
  background:
    radial-gradient(420px 300px at 82% 18%,rgba(31,157,85,.07),transparent 65%),
    linear-gradient(150deg,#EFF6F2,#E3EFE8);
}
/* 真实照片版视觉块（替换渐变占位）：内联 --img 指定图片 */
.pv.has-photo{
  background-color:#0b1018;
  background-image:linear-gradient(0deg,rgba(11,16,24,.5) 0%,rgba(11,16,24,0) 46%),var(--img);
  background-size:cover;background-position:center;background-repeat:no-repeat;color:#fff;
}
.pv.has-photo::before{display:none;}
.pv.has-photo .pv-gear{display:none;}
.pv.has-photo .pv-ic{
  position:absolute;left:14px;bottom:14px;top:auto;width:40px;height:40px;padding:0;
  background:var(--red);color:#fff;filter:none;border-radius:0;
  display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,0,0,.3);
}
.pv.has-photo .pv-ic svg{width:22px;height:22px;}
/* 卡片媒体区精确铺满（案例/新闻/服务/详情/优势） */
.cc-top .pv,.nc-media .pv,.svc-media .pv,.why-img .pv,.ov-media .pv{position:absolute;inset:0;min-height:0;border-bottom:0;}

/* =====================================================
   服务卡片（方角白卡 + 红色链接）
   ===================================================== */
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.svc-card{
  background:var(--surface);border-radius:0;overflow:hidden;
  border:1px solid var(--line);transition:transform .22s,box-shadow .22s;
  display:flex;flex-direction:column;
}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.svc-media{position:relative;height:220px;overflow:hidden;}
.svc-media .svc-tag{
  position:absolute;left:0;top:0;background:var(--red);color:#fff;
  font-family:var(--sans);font-size:11.5px;font-weight:600;letter-spacing:.12em;padding:7px 14px;z-index:2;
  text-transform:uppercase;
}
.svc-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1;}
.svc-body h3{font-size:21px;font-weight:700;color:var(--ink);margin-bottom:10px;}
.svc-body .desc{color:var(--body);font-size:14.5px;flex:1;}
.svc-tags{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 20px;}
.svc-tags span{
  font-size:12.5px;color:var(--body);background:var(--bg);border:1px solid var(--line);
  padding:4px 11px;border-radius:0;font-weight:500;
}
.svc-link{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--red);font-size:14.5px;text-transform:uppercase;letter-spacing:.06em;}
.svc-link svg{width:16px;height:16px;transition:transform .2s;}
.svc-link:hover svg{transform:translateX(4px);}
.svc-card.cta-card{
  background:var(--navy);color:#fff;border:0;
  justify-content:center;align-items:flex-start;padding:34px;
}
.svc-card.cta-card h3{font-size:24px;margin:12px 0 12px;color:#fff;}
.svc-card.cta-card p{color:rgba(255,255,255,.82);font-size:15px;margin-bottom:26px;}
.svc-card.cta-card .btn{margin-top:auto;}
.svc-card.dashed{
  border:1px dashed var(--line-dark);background:transparent;align-items:center;justify-content:center;text-align:center;padding:34px;
}
.svc-card.dashed .ic{
  width:52px;height:52px;border-radius:0;border:1px solid var(--line);background:var(--red-tint);
  display:flex;align-items:center;justify-content:center;color:var(--red);margin-bottom:16px;
}
.svc-card.dashed .ic svg{width:26px;height:26px;}
.svc-card.dashed h3{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:8px;}
.svc-card.dashed p{font-size:14.5px;color:var(--body);}
.svc-card.dashed .svc-tags{justify-content:center;margin-top:14px;margin-bottom:0;}

/* =====================================================
   优势板块
   ===================================================== */
.why-feature{
  display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;
  background:var(--surface);border:1px solid var(--line);overflow:hidden;
  box-shadow:none;
}
.why-img{position:relative;min-height:400px;}
.why-img .pv{position:absolute;inset:0;border-bottom:0;}
.why-img .safety-badge{
  position:absolute;left:0;bottom:0;background:var(--ink);color:#fff;
  padding:16px 22px;border-left:4px solid var(--red);
}
.safety-badge .b{font-family:var(--sans);font-size:19px;font-weight:700;letter-spacing:.1em;color:#fff;}
.safety-badge .s{font-size:12.5px;color:rgba(255,255,255,.72);}
.why-content{padding:52px 56px 52px 0;}
.why-content h3{font-size:28px;font-weight:800;line-height:1.32;color:var(--ink);margin:14px 0 14px;}
.why-content .body{color:var(--body);font-size:15.5px;}
.check-list{margin-top:22px;display:grid;gap:13px;}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--ink);align-items:flex-start;}
.check-list .ck{
  width:20px;height:20px;border-radius:0;flex-shrink:0;margin-top:3px;
  background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;
}
.check-list .ck svg{width:13px;height:13px;}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:60px;}
.why-item{background:var(--surface);border:1px solid var(--line);padding:30px 28px;transition:transform .22s,box-shadow .22s;}
.why-item:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.why-item .ic{
  width:48px;height:48px;border-radius:0;border:1px solid var(--line);background:var(--navy-tint);
  display:flex;align-items:center;justify-content:center;color:var(--red);margin-bottom:18px;
}
.why-item .ic svg{width:24px;height:24px;}
.why-item h4{font-size:18px;font-weight:700;color:var(--ink);margin-bottom:8px;}
.why-item > p{font-size:14px;color:var(--body);}
.why-item ul{margin-top:12px;display:grid;gap:7px;}
.why-item ul li{font-size:13.5px;color:var(--body);display:flex;gap:8px;}
.why-item ul li::before{content:"";width:5px;height:5px;background:var(--red);margin-top:9px;flex-shrink:0;}

/* 数据亮点条 */
.stat-band{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:56px;}
.stat-band .sb{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.2);
  padding:28px 24px;text-align:center;
}
.stat-band .n{font-family:var(--mono);font-size:34px;font-weight:700;color:#fff;}
.stat-band .l{font-size:13.5px;color:rgba(255,255,255,.78);margin-top:6px;}

/* =====================================================
   行业方案
   ===================================================== */
.ind-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.ind-card{
  background:var(--surface);border:1px solid var(--line);border-top:3px solid var(--navy);
  padding:26px 24px;transition:transform .2s,box-shadow .2s,border-color .2s;
  display:flex;flex-direction:column;gap:12px;
}
.ind-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-top-color:var(--red);}
.ind-card .ic{width:44px;height:44px;border-radius:0;background:var(--navy-tint);display:flex;align-items:center;justify-content:center;color:var(--navy);}
.ind-card .ic svg{width:22px;height:22px;}
.ind-card h4{font-size:17px;font-weight:700;color:var(--ink);}
.ind-card p{font-size:13.5px;color:var(--body);flex:1;}
.ind-card .go{font-family:var(--sans);font-size:12.5px;color:var(--red);display:inline-flex;align-items:center;gap:6px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;}
.ind-card .go svg{width:14px;height:14px;transition:transform .2s;}
.ind-card:hover .go svg{transform:translateX(3px);}

/* 行业详情大卡（industries 页） */
.ind-detail{
  display:grid;grid-template-columns:260px 1fr;gap:0;
  background:var(--surface);border:1px solid var(--line);
  overflow:hidden;scroll-margin-top:100px;
}
.ind-detail + .ind-detail{margin-top:22px;}
.ind-detail .id-ic{
  position:relative;min-height:210px;color:#fff;
  background-color:#0b1018;
  background-image:linear-gradient(160deg,rgba(17,20,23,.12),rgba(17,20,23,.5)),var(--img);
  background-size:cover;background-position:center;background-repeat:no-repeat;
}
.ind-detail .id-ic > svg{position:absolute;left:16px;bottom:16px;width:42px;height:42px;padding:9px;background:var(--red);color:#fff;}
.ind-detail .id-body{padding:30px 34px;}
.ind-detail h3{font-size:21px;font-weight:700;color:var(--ink);margin-bottom:4px;}
.ind-detail .id-en{font-family:var(--mono);font-size:12px;letter-spacing:.12em;color:var(--faint);text-transform:uppercase;margin-bottom:14px;}
.ind-detail .id-challenge{color:var(--body);font-size:14.5px;margin-bottom:16px;}
.ind-detail .id-label{font-size:12.5px;font-family:var(--sans);letter-spacing:.12em;color:var(--red);font-weight:700;margin-bottom:8px;text-transform:uppercase;}
.ind-detail .id-list{display:grid;grid-template-columns:1fr 1fr;gap:8px 24px;margin-bottom:16px;}
.ind-detail .id-list li{font-size:14px;color:var(--body);display:flex;gap:9px;align-items:flex-start;}
.ind-detail .id-list li::before{content:"";width:5px;height:5px;background:var(--red);margin-top:10px;flex-shrink:0;}
.ind-detail .id-links{display:flex;flex-wrap:wrap;gap:8px;}
.ind-detail .id-links a{
  font-size:12.5px;color:var(--body);background:var(--bg);border:1px solid var(--line);
  padding:4px 12px;border-radius:0;font-weight:600;transition:background .18s,color .18s,border-color .18s;
}
.ind-detail .id-links a:hover{background:var(--red);border-color:var(--red);color:#fff;}

/* =====================================================
   客户案例
   ===================================================== */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.case-card{
  background:var(--surface);border:1px solid var(--line);overflow:hidden;
  display:flex;flex-direction:column;cursor:pointer;transition:transform .22s,box-shadow .22s;text-align:left;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.cc-top{position:relative;height:170px;overflow:hidden;flex-shrink:0;}
.cc-top::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,20,23,0) 55%,rgba(17,20,23,.14));}
.case-industry{
  position:absolute;left:0;top:0;background:var(--navy);color:#fff;
  font-size:12px;font-weight:600;padding:6px 12px;z-index:2;letter-spacing:.06em;
}
.case-body{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1;}
.case-body h3{font-size:18.5px;font-weight:700;line-height:1.45;color:var(--ink);margin-bottom:14px;}
.kv{display:grid;gap:9px;flex:1;}
.kv .kv-row{display:grid;grid-template-columns:64px 1fr;gap:10px;font-size:13.5px;}
.kv .k{font-family:var(--sans);font-size:12.5px;color:var(--red);font-weight:700;padding-top:1px;}
.kv .v{color:var(--body);}
.kv .v b{color:var(--ink);}
.case-body .foot{margin-top:16px;display:flex;align-items:center;gap:8px;font-weight:600;color:var(--red);font-size:14px;text-transform:uppercase;letter-spacing:.06em;}
.case-body .foot svg{width:15px;height:15px;}

/* =====================================================
   新闻动态
   ===================================================== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  background:var(--surface);border:1px solid var(--line);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .22s,box-shadow .22s;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.nc-media{position:relative;height:170px;overflow:hidden;flex-shrink:0;}
.nc-type{
  position:absolute;left:0;top:0;background:var(--navy);color:#fff;
  font-size:12px;font-weight:600;padding:6px 12px;z-index:2;letter-spacing:.06em;
}
.nc-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.nc-body h3{font-size:17.5px;font-weight:700;line-height:1.5;color:var(--ink);margin-bottom:8px;}
.news-card:hover .nc-body h3{color:var(--red);}
.nc-excerpt{font-size:13.5px;color:var(--body);flex:1;}
.nc-meta{font-family:var(--sans);font-size:12px;color:var(--faint);margin-top:14px;display:flex;justify-content:space-between;gap:10px;}
.nc-meta span:last-child{color:var(--red);font-weight:600;text-transform:uppercase;letter-spacing:.06em;}

/* 筛选 tab */
.filter-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px;}
.ft-btn{
  padding:9px 20px;border:1px solid var(--line-dark);background:var(--surface);
  font-size:14.5px;font-weight:600;color:var(--body);cursor:pointer;transition:all .18s;border-radius:0;
}
.ft-btn:hover{border-color:var(--red);color:var(--red);}
.ft-btn.active{background:var(--red);border-color:var(--red);color:#fff;}

.load-wrap{text-align:center;margin-top:44px;}

/* 新闻详情 */
.article-wrap{max-width:860px;margin:0 auto;background:var(--surface);border:1px solid var(--line);padding:52px 58px;}
.a-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-family:var(--sans);font-size:12.5px;color:var(--faint);margin-bottom:18px;}
.a-meta .a-type{color:var(--red);background:var(--red-tint);padding:4px 12px;font-weight:600;}
.article-wrap h1{font-size:clamp(24px,2.6vw,32px);font-weight:800;line-height:1.4;color:var(--ink);margin-bottom:14px;}
.article-body{margin-top:26px;border-top:1px solid var(--line);padding-top:28px;}
.article-body h2{font-size:20px;font-weight:700;margin:26px 0 12px;color:var(--ink);}
.article-body p{font-size:15.5px;color:var(--body);margin-bottom:14px;}
.article-body ul{margin:0 0 14px;display:grid;gap:8px;}
.article-body ul li{font-size:15px;color:var(--body);display:flex;gap:10px;}
.article-body ul li::before{content:"";width:5px;height:5px;background:var(--red);margin-top:11px;flex-shrink:0;}
.article-body blockquote{
  border-left:3px solid var(--red);background:var(--bg);
  padding:16px 20px;margin:18px 0;font-size:14.5px;color:var(--body);
}
.a-back{margin-top:34px;display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--red);text-transform:uppercase;letter-spacing:.06em;font-size:14px;}
.a-back svg{width:16px;height:16px;transform:rotate(180deg);}

/* =====================================================
   内页 page-hero（实景大图横幅 + 遮罩 + 面包屑）
   ===================================================== */
.page-hero{
  position:relative;color:#fff;overflow:hidden;
  min-height:360px;display:flex;align-items:flex-end;
  padding:170px 0 58px;
  background-color:var(--navy);
  background-image:linear-gradient(90deg,rgba(10,16,24,.86) 0%,rgba(10,16,24,.6) 46%,rgba(10,16,24,.24) 80%),url(../img/photos/page-hero.jpg);
  background-size:cover;background-position:center;
}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(10,16,24,.5),transparent 46%);pointer-events:none;}
.page-hero .container{position:relative;z-index:2;}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--sans);font-size:12.5px;font-weight:500;color:rgba(255,255,255,.82);margin-bottom:18px;
  text-transform:uppercase;letter-spacing:.08em;
}
.crumbs a:hover{color:#fff;}
.crumbs .sep{opacity:.55;}
.crumbs .cur{color:#fff;font-weight:700;}
.page-hero h1{font-size:clamp(30px,4vw,50px);font-weight:800;line-height:1.18;color:#fff;margin-bottom:14px;text-shadow:0 2px 18px rgba(0,0,0,.3);}
.ph-sub{color:rgba(255,255,255,.9);font-size:16.5px;max-width:720px;}
.page-hero .ph-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.ph-badges span{
  font-family:var(--sans);font-size:12.5px;font-weight:600;color:var(--red);
  border:1px solid var(--red);padding:6px 14px;background:rgba(255,255,255,.65);
}

/* =====================================================
   服务详情页
   ===================================================== */
.overview-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;}
.overview-grid .ov-media{overflow:hidden;min-height:340px;position:relative;border:1px solid var(--line);box-shadow:none;}
.overview-grid .ov-media .pv{position:absolute;inset:0;border-bottom:0;}
.overview-grid .ov-body h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;line-height:1.32;color:var(--ink);margin:14px 0 16px;}
.overview-grid .ov-body .body{color:var(--body);font-size:15.5px;}
.overview-grid .ov-body .body p{margin-bottom:12px;}
.ov-kv{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:24px;}
.ov-kv .ok{
  background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--red);
  padding:14px 16px;
}
.ov-kv .ok .k{font-family:var(--sans);font-size:12px;color:var(--red);font-weight:700;text-transform:uppercase;letter-spacing:.08em;}
.ov-kv .ok .v{font-size:14px;font-weight:700;color:var(--ink);margin-top:2px;}

.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.f-card{
  background:var(--surface);border:1px solid var(--line);border-top:3px solid var(--navy);
  padding:28px 26px;transition:transform .22s,box-shadow .22s,border-color .22s;
}
.f-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-top-color:var(--red);}
.f-card .fic{
  width:46px;height:46px;border-radius:0;background:var(--navy-tint);
  display:flex;align-items:center;justify-content:center;color:var(--red);margin-bottom:16px;
}
.f-card .fic svg{width:22px;height:22px;}
.f-card h4{font-size:17.5px;font-weight:700;color:var(--ink);margin-bottom:8px;}
.f-card p{font-size:14px;color:var(--body);}

/* 服务流程步骤 */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;counter-reset:step;}
.step{position:relative;padding-top:18px;}
.step::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--line);
}
.step::after{
  content:"";position:absolute;top:0;left:0;width:42px;height:3px;
  background:var(--red);
}
.step .s-no{
  font-family:var(--sans);font-size:13px;font-weight:700;color:var(--red);
  display:inline-flex;align-items:center;gap:8px;margin-bottom:10px;
}
.step .s-no::before{counter-increment:step;content:"0" counter(step);}
.step h4{font-size:16.5px;font-weight:700;color:var(--ink);margin-bottom:6px;}
.step p{font-size:13.5px;color:var(--body);}

/* 适用场景 */
.scene-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.scene-card{
  background:var(--surface);border:1px solid var(--line);padding:26px 28px;
}
.scene-card h4{font-size:17px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.scene-card h4::before{content:"";width:5px;height:20px;background:var(--red);}
.scene-card p{font-size:14.5px;color:var(--body);}

/* FAQ 手风琴 */
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:12px;}
.faq-item{background:var(--surface);border:1px solid var(--line);overflow:hidden;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-q .f-ic{
  width:28px;height:28px;flex-shrink:0;
  background:var(--red-tint);color:var(--red);
  display:flex;align-items:center;justify-content:center;transition:transform .3s;
}
.faq-q .f-ic svg{width:15px;height:15px;}
.faq-item.open .f-ic{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a .faq-a-in{padding:0 24px 22px;font-size:14.5px;color:var(--body);}

/* =====================================================
   关于我们
   ===================================================== */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:start;}
.about-grid .body{color:var(--body);font-size:15.5px;}
.about-grid .body p{margin-bottom:14px;}
.about-media{position:relative;overflow:hidden;border:1px solid var(--line);margin-bottom:22px;aspect-ratio:16/10;}
.about-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;}
.about-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.about-stats .as{
  background:var(--surface);border:1px solid var(--line);padding:22px;
  border-top:3px solid var(--red);
}
.about-stats .as .n{font-family:var(--mono);font-size:28px;font-weight:700;color:var(--ink);}
.about-stats .as .l{font-size:13px;color:var(--muted);margin-top:2px;}

/* 资质荣誉 */
.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.cert-card{
  background:var(--surface);border:1px solid var(--line);
  padding:26px 22px;text-align:center;transition:transform .2s,box-shadow .2s;
}
.cert-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.cert-card .cic{
  width:64px;height:64px;margin:0 auto 16px;border:1px solid var(--line);background:var(--navy-tint);color:var(--navy);
  display:flex;align-items:center;justify-content:center;
}
.cert-card .cic svg{width:30px;height:30px;}
.cert-card h4{font-size:15.5px;font-weight:700;color:var(--ink);margin-bottom:6px;}
.cert-card p{font-size:12.5px;color:var(--muted);}
.cert-note{margin-top:20px;font-size:13px;color:var(--faint);text-align:center;}

/* 发展历程时间轴 */
.timeline{position:relative;max-width:900px;margin:0 auto;padding-left:36px;}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:var(--line-dark);}
.tl-item{position:relative;padding:0 0 34px 24px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-33px;top:7px;width:12px;height:12px;
  background:var(--red);border:3px solid #fff;box-shadow:0 0 0 1px var(--red);
}
.tl-item .tl-year{font-family:var(--mono);font-size:14px;font-weight:700;color:var(--red);margin-bottom:4px;}
.tl-item h4{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:4px;}
.tl-item p{font-size:14px;color:var(--body);max-width:640px;}

/* 团队 */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.team-card{
  background:var(--surface);border:1px solid var(--line);
  padding:30px 24px;text-align:center;transition:transform .2s,box-shadow .2s;
}
.team-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.team-card .avatar{
  width:88px;height:88px;margin:0 auto 16px;
  background:var(--navy);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:36px;font-weight:700;letter-spacing:.02em;
  border-bottom:3px solid var(--red);
}
.team-card .avatar svg{display:none;}
.team-card h4{font-size:17px;font-weight:700;color:var(--ink);}
.team-card .t-role{font-family:var(--sans);font-size:12px;color:var(--red);font-weight:600;margin:4px 0 10px;letter-spacing:.08em;text-transform:uppercase;}
.team-card p{font-size:13px;color:var(--body);}

/* 加入我们 */
.join-box{
  display:grid;grid-template-columns:1.1fr .9fr;gap:0;
  background:var(--navy);
  overflow:hidden;color:#fff;
}
.join-box .j-body{padding:44px 48px;}
.join-box h3{font-size:26px;font-weight:800;margin:12px 0 12px;}
.join-box p{color:rgba(255,255,255,.82);font-size:15px;}
.join-box .j-list{margin-top:20px;display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.join-box .j-list li{display:flex;gap:9px;font-size:14px;color:rgba(255,255,255,.88);align-items:flex-start;}
.join-box .j-list li::before{content:"";width:5px;height:5px;background:var(--red);margin-top:10px;flex-shrink:0;}
.join-box .j-side{
  background:rgba(255,255,255,.06);border-left:1px solid rgba(255,255,255,.16);
  padding:44px 40px;display:flex;flex-direction:column;justify-content:center;
}
.join-box .j-side h4{font-size:17px;font-weight:700;margin-bottom:14px;}
.join-box .j-side li{
  display:flex;justify-content:space-between;gap:14px;padding:11px 0;
  border-bottom:1px solid rgba(255,255,255,.14);font-size:14px;
}
.join-box .j-side li .loc{color:rgba(255,255,255,.6);font-family:var(--mono);font-size:12px;}
.join-box .j-side .btn{margin-top:24px;align-self:flex-start;}

/* =====================================================
   联系我们
   ===================================================== */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start;}
.c-info{display:grid;gap:18px;}
.c-card{
  background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--navy);
  padding:24px 26px;display:flex;gap:16px;align-items:flex-start;
}
.c-card .cic{
  width:44px;height:44px;flex-shrink:0;background:var(--navy-tint);
  display:flex;align-items:center;justify-content:center;color:var(--red);
}
.c-card .cic svg{width:21px;height:21px;}
.c-card h4{font-size:15.5px;font-weight:700;color:var(--ink);margin-bottom:4px;}
.c-card p{font-size:14px;color:var(--body);}
.c-card .mono-lg{font-family:var(--mono);font-size:17px;font-weight:700;color:var(--red);}
.form-light{
  background:var(--surface);border:1px solid var(--line);padding:34px;
  box-shadow:none;border-top:3px solid var(--red);
}
.form-light h3{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:20px;display:flex;align-items:center;gap:10px;}
.form-light h3::before{content:"";width:5px;height:22px;background:var(--red);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:0 16px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13px;color:var(--body);margin-bottom:6px;font-weight:600;}
.field label .req{color:var(--red);}
.field input,.field select,.field textarea{
  width:100%;background:#fff;border:1px solid var(--line-dark);
  border-radius:0;padding:12px 14px;color:var(--ink);font-size:15px;font-family:var(--sans);outline:none;
  transition:border-color .18s,box-shadow .18s;
}
.field input::placeholder,.field textarea::placeholder{color:#ABABAB;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--red);box-shadow:0 0 0 3px rgba(190,30,45,.1);}
.field textarea{resize:vertical;min-height:110px;}
.field .err{display:none;font-size:12.5px;color:var(--red);margin-top:5px;}
.field.invalid input,.field.invalid textarea{border-color:var(--red);}
.field.invalid .err{display:block;}
.form-light .btn{width:100%;justify-content:center;}
.form-tip{margin-top:14px;font-size:12.5px;color:var(--faint);text-align:center;}

/* 地图占位 */
.map-ph{
  position:relative;overflow:hidden;border:1px solid var(--line);
  min-height:380px;display:flex;align-items:center;justify-content:center;
  background:
    radial-gradient(400px 260px at 60% 40%,rgba(30,58,92,.08),transparent 70%),
    linear-gradient(160deg,#F0F3F7,#E5EAF0);
}
.map-ph::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(30,58,92,.08) 1px,transparent 1px),
    linear-gradient(90deg,rgba(30,58,92,.08) 1px,transparent 1px);
  background-size:44px 44px;
}
.map-ph .mp-pin{
  position:relative;z-index:1;text-align:center;
}
.map-ph .mp-pin .pin{
  width:64px;height:64px;margin:0 auto 14px;
  background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 30px rgba(190,30,45,.35);animation:bounce 2.4s ease-in-out infinite;
}
.map-ph .mp-pin .pin svg{width:28px;height:28px;}
@keyframes bounce{0%,100%{transform:translateY(0);}50%{transform:translateY(-9px);}}
.map-ph .mp-pin .addr{font-weight:700;color:var(--ink);font-size:15px;}
.map-ph .mp-link{
  display:inline-flex;align-items:center;gap:7px;margin-top:12px;
  font-size:13px;font-weight:600;color:var(--red);
  border:1px solid var(--red);padding:7px 16px;background:rgba(255,255,255,.75);
}
.map-ph .mp-link svg{width:14px;height:14px;}

/* =====================================================
   联系 CTA（品牌红横带 + 白色表单卡）
   ===================================================== */
.cta-band{background:var(--red);color:#fff;position:relative;overflow:hidden;}
.cta-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:center;padding:84px 0;}
.cta-inner h2{font-size:clamp(26px,3vw,36px);font-weight:800;line-height:1.32;margin:16px 0 16px;}
.cta-inner .sub{color:rgba(255,255,255,.88);font-size:16px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px;}
.cta-form{background:#fff;color:var(--body);padding:30px;box-shadow:var(--shadow-lg);}
.cta-form h3{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:20px;display:flex;align-items:center;gap:10px;}
.cta-form h3::before{content:"";width:5px;height:22px;background:var(--red);}
.cta-form .field label{color:var(--body);}
.cta-form .field input,.cta-form .field select,.cta-form .field textarea{
  width:100%;background:#fff;border:1px solid var(--line-dark);
  border-radius:0;padding:12px 14px;color:var(--ink);font-size:15px;font-family:var(--sans);outline:none;
  transition:border-color .18s,box-shadow .18s;
}
.cta-form .field input::placeholder,.cta-form .field textarea::placeholder{color:#ABABAB;}
.cta-form .field select option{color:var(--ink);}
.cta-form .field input:focus,.cta-form .field select:focus,.cta-form .field textarea:focus{border-color:var(--red);box-shadow:0 0 0 3px rgba(190,30,45,.1);}
.cta-form .field .err{color:var(--red);}
.cta-form .btn{width:100%;justify-content:center;}
.cta-band .btn-ghost{color:#fff;border-color:rgba(255,255,255,.65);}
.cta-band .btn-ghost:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08);}

/* =====================================================
   页脚（浅色多栏）
   ===================================================== */
.footer{background:var(--bg);color:var(--body);padding:70px 0 34px;border-top:1px solid var(--line);}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:46px;border-bottom:1px solid var(--line-dark);}
.footer h5{
  color:var(--ink);font-size:13px;font-weight:700;margin-bottom:18px;
  letter-spacing:.16em;text-transform:uppercase;
}
.footer ul{display:grid;gap:10px;}
.footer ul a{font-size:14px;color:var(--body);transition:color .18s;}
.footer ul a:hover{color:var(--red);}
.footer .f-brand .brand-name{color:var(--ink);}
.footer .f-brand p{margin-top:16px;font-size:13.5px;line-height:1.8;max-width:320px;}
/* 主推服务列：白色卡片链接（ATS 式） */
.footer .f-cards{gap:12px;}
.footer .f-cards a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:var(--surface);border:1px solid var(--line);
  padding:15px 18px;font-size:15px;font-weight:600;color:var(--red);
  transition:box-shadow .18s,transform .18s;
}
.footer .f-cards a::after{
  content:"→";font-size:15px;color:var(--red);transition:transform .18s;
}
.footer .f-cards a:hover{box-shadow:var(--shadow);transform:translateY(-2px);}
.f-contact li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;line-height:1.6;}
.f-contact .phone{font-family:var(--mono);color:var(--red);font-size:15px;font-weight:700;}
.f-contact .tag{
  color:var(--red);font-family:var(--sans);font-size:11px;font-weight:600;
  border:1px solid var(--red);padding:0 6px;margin-top:2px;flex-shrink:0;letter-spacing:.06em;
}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;padding-top:26px;font-size:12.5px;color:var(--muted);}
.footer-bottom .legal{display:flex;flex-wrap:wrap;gap:18px;}
.footer-bottom a:hover{color:var(--red);}

/* =====================================================
   弹窗 & Toast & 返回顶部
   ===================================================== */
.overlay{
  position:fixed;inset:0;background:rgba(17,20,23,.55);z-index:200;display:none;
  align-items:center;justify-content:center;padding:24px;
}
.overlay.open{display:flex;}
.modal{
  background:#fff;border-radius:0;max-width:640px;width:100%;max-height:86vh;overflow:auto;
  padding:38px 40px;position:relative;box-shadow:var(--shadow-lg);border-top:3px solid var(--red);
}
.modal .m-close{
  position:absolute;top:16px;right:16px;width:38px;height:38px;border:1px solid var(--line);
  background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--body);transition:background .18s;border-radius:0;
}
.modal .m-close:hover{background:var(--bg);}
.modal .m-close svg{width:18px;height:18px;}
.modal .eyebrow{margin-bottom:10px;}
.modal h3{font-size:24px;font-weight:800;line-height:1.35;color:var(--ink);margin-bottom:14px;}
.modal .m-industry{
  display:inline-block;font-size:12.5px;color:var(--red);background:var(--red-tint);
  padding:5px 12px;margin-bottom:20px;font-weight:600;
}
.m-section{margin-bottom:20px;}
.m-section h4{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:8px;display:flex;align-items:center;gap:8px;}
.m-section h4::before{content:"";width:5px;height:16px;background:var(--red);}
.m-section p,.m-section li{font-size:14.5px;color:var(--body);line-height:1.8;}
.m-section ul{display:grid;gap:6px;}
.m-section ul li{display:flex;gap:8px;}
.m-section ul li::before{content:"";width:5px;height:5px;background:var(--red);margin-top:11px;flex-shrink:0;}
.m-result{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px;}
.m-result .mr{background:var(--bg);border:1px solid var(--line);padding:14px;}
.m-result .mr .k{font-family:var(--sans);font-size:11.5px;color:var(--red);margin-bottom:4px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;}
.m-result .mr .v{font-size:14.5px;font-weight:700;color:var(--ink);}

.toast{
  position:fixed;left:50%;bottom:36px;transform:translateX(-50%) translateY(20px);
  background:var(--ink);color:#fff;padding:15px 26px;font-size:15px;font-weight:600;
  box-shadow:var(--shadow-lg);opacity:0;transition:opacity .3s,transform .3s;z-index:300;
  display:flex;align-items:center;gap:10px;border-left:4px solid var(--red);
  max-width:calc(100vw - 48px);
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
.toast svg{width:18px;height:18px;color:#fff;flex-shrink:0;}

.to-top{
  position:fixed;right:26px;bottom:26px;z-index:90;
  width:46px;height:46px;border:1px solid var(--line-dark);
  background:#fff;color:var(--ink);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s,transform .2s;
}
.to-top.show{opacity:1;visibility:visible;}
.to-top:hover{transform:translateY(-3px);color:var(--red);border-color:var(--red);}
.to-top svg{width:19px;height:19px;}

/* =====================================================
   404
   ===================================================== */
.err-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:40px 24px;}
.err-code{font-family:var(--mono);font-size:clamp(80px,14vw,150px);font-weight:700;line-height:1;color:var(--navy);position:relative;}
.err-code .hl{color:var(--red);}
.err-wrap h1{font-size:24px;font-weight:800;color:var(--ink);margin:18px 0 10px;}
.err-wrap p{color:var(--body);font-size:15px;max-width:480px;margin:0 auto 28px;}

/* about 页简介标题 / contact 页信息标题 */
.h2-block{font-size:clamp(24px,2.6vw,32px);font-weight:800;line-height:1.32;color:var(--ink);margin:14px 0 18px;}

.nav-menu .nav-drawer-hotline{display:none;}

/* 页脚演示说明 */
.footer .f-note{margin-top:14px;font-size:11.5px;color:var(--faint);}

/* 地图占位说明 */
.map-ph .mp-note{margin-top:12px;font-family:var(--mono);font-size:12px;color:var(--faint);}
.map-ph .mp-link{cursor:default;}

/* =====================================================
   入场动画（仅首屏；正文内容默认可见）
   ===================================================== */
@keyframes rise{from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:none;}}
.hero-slide.active .hero-caption{animation:rise .8s ease both;}
.hero-stats{animation:rise .8s .25s ease both;}
@media (prefers-reduced-motion:reduce){
  .hero-slide.active .hero-caption,.hero-stats{animation:none;}
}
.reveal{opacity:1;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  .pv .pv-gear{animation:none;}
  .map-ph .mp-pin .pin{animation:none;}
}
:focus-visible{outline:2px solid var(--red);outline-offset:2px;}

@media (max-width:1120px){
  .nav-menu > li > a{padding:9px 9px;font-size:14px;}
  .mega{width:600px;}
}

@media (max-width:1024px){
  .hero{height:auto;min-height:520px;}
  .hero-caption{padding:120px 0 90px;}
  .hero-arrow{display:none;}
  .hero-dots{bottom:24px;}
  .hero-stats .stat{flex:1 1 50%;min-width:0;border-left:0;padding:0 14px 16px;}
  .why-grid{grid-template-columns:1fr;}
  .why-content{padding:0 0 42px;}
  .why-feature{grid-template-columns:1fr;gap:0;}
  .why-img{min-height:320px;}
  .ind-grid{grid-template-columns:repeat(2,1fr);}
  .ind-detail{grid-template-columns:1fr;}
  .ind-detail .id-ic{min-height:180px;}
  .case-grid,.news-grid,.feature-grid{grid-template-columns:1fr 1fr;}
  .cert-grid,.team-grid{grid-template-columns:1fr 1fr;}
  .steps{grid-template-columns:1fr 1fr;}
  .cta-inner{grid-template-columns:1fr;}
  .about-grid{grid-template-columns:1fr;}
  .overview-grid{grid-template-columns:1fr;}
  .scene-wrap{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .join-box{grid-template-columns:1fr;}
  .join-box .j-side{border-left:0;border-top:1px solid rgba(255,255,255,.16);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .svc-grid{grid-template-columns:1fr;}
  .stat-band{grid-template-columns:1fr 1fr;}
  .stat-band .sb{border-bottom:1px solid rgba(255,255,255,.14);}
  .stat-band .sb:nth-last-child(-n+2){border-bottom:0;}
  .stat-band{gap:14px;}
  .article-wrap{padding:38px 30px;}

  /* 移动端抽屉导航 */
  .nav-menu{
    position:fixed;top:0;right:0;bottom:0;width:min(330px,86vw);
    background:#fff;color:var(--ink);flex-direction:column;align-items:flex-start;
    padding:90px 26px 40px;gap:4px;transform:translateX(100%);transition:transform .3s ease;
    overflow-y:auto;margin-left:0;border-left:1px solid var(--line);
  }
  .nav-menu.open{transform:translateX(0);box-shadow:-20px 0 60px rgba(17,20,23,.2);}
  .nav-menu > li{width:100%;}
  .nav-menu > li > a{width:100%;padding:13px 12px;font-size:16.5px;color:var(--ink);}
  .nav-menu > li.active > a{color:var(--red);}
  .nav-menu > li > a .caret{margin-left:auto;}
  .mega{
    position:static;transform:none;width:100%;opacity:1;visibility:visible;pointer-events:auto;
    display:none;background:var(--bg);border:1px solid var(--line);
    box-shadow:none;padding:10px;margin:4px 0 8px;border-radius:0;color:var(--body);
    border-top:2px solid var(--red);
  }
  .mega .m-d{color:var(--muted);}
  .mega::before{display:none;}
  /* 覆盖桌面 open/hover 规则中的 translateX(-50%)，避免面板越界 */
  .nav-menu > li:hover .mega,
  .nav-menu > li.open .mega{
    transform:none;opacity:1;visibility:visible;pointer-events:auto;
  }
  .nav-menu > li.open .mega{display:grid;grid-template-columns:1fr;}
  .mega a:hover{background:#ECECEC;}
  .mega .m-t{color:var(--ink);}
  .nav-actions{margin-left:auto;}
  .nav-hotline{display:none;}
  .nav-menu .nav-drawer-hotline{
    display:flex;margin:18px 0 0;width:100%;justify-content:center;align-items:center;gap:9px;
    border:1px solid var(--red);padding:12px;
    font-family:var(--sans);font-size:15px;font-weight:600;color:var(--red);
  }
  .nav-menu .nav-drawer-hotline:hover{background:var(--red);color:#fff;}
  .nav-menu .nav-drawer-hotline svg{width:16px;height:16px;flex-shrink:0;}
  .nav-menu .nav-drawer-hotline span{white-space:nowrap;}
  .nav-toggle{display:flex;order:3;}
  .nav-actions .lang-switch{border-color:var(--line-dark);}
}

@media (max-width:640px){
  .container{padding:0 20px;}
  .section{padding:72px 0;}
  .eyebrow{font-size:11.5px;letter-spacing:.12em;}
  .page-hero{padding:130px 0 52px;}
  .ind-grid,.case-grid,.news-grid,.feature-grid,.cert-grid,.team-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-stats{flex-wrap:wrap;gap:18px 0;}
  .hero-stats .stat{padding:0 14px;}
  .hero h1{font-size:clamp(28px,7.6vw,36px);}
  .hero-indicator{display:none;}
  .form-row{grid-template-columns:1fr;}
  .article-wrap{padding:30px 22px;}
  .ov-kv{grid-template-columns:1fr;}
  .ind-detail .id-list{grid-template-columns:1fr;}
  .join-box .j-list{grid-template-columns:1fr;}
  .join-box .j-body{padding:32px 26px;}
  .join-box .j-side{padding:32px 26px;}
  .nav-actions .lang-switch span.lang-full{display:none;}
  .brand-sub{display:none;}
  .brand-name{max-width:136px;overflow:hidden;text-overflow:ellipsis;}
  .brand-logo{height:34px;}
  .modal{padding:30px 24px;}
  .cs-row{gap:10px 22px;}
  .cs-row span{font-size:13.5px;}
  .to-top{right:16px;bottom:16px;}
}