@charset "utf-8";
/* 品牌蓝（#1890ff 同系）+ 火焰橙点缀 · 断点：1720 / 1600 / 1400 / 1200 / 992 / 768 / 500
   --navy 深蓝 / --navy-2 中蓝 / --navy-3 午夜蓝 / --blue 品牌亮蓝（只做背景亮端）
   白字对比度：10.1:1 / 4.84:1 / 13.9:1，均达 WCAG AA；#1890ff 作文字仅 3.27:1，不作正文色 */

:root{
  --navy:#0b3f86;        /* 深蓝：标题 / 实底按钮 / 悬浮条 / 深色卡 */
  --navy-2:#1273cc;      /* 中蓝：链接 / 悬停 / 渐变中段 */
  --navy-3:#062a5c;      /* 午夜蓝：页脚 / 最深底 */
  --blue:#1890ff;        /* 品牌亮蓝（仅用于大面积背景渐变亮端） */
  --blue-2:#4aa8ff;
  --gold:#e8451e;
  --gold-2:#ff7a3c;
  --red:#e8451e;
  --ink:#141b26;
  --ink2:#4a5568;
  --ink3:#8892a2;
  --line:#e0e5ec;
  --line-2:#cbd3de;
  --bg:#fff;
  --bg2:#f7f8fa;
  --bg3:#eef1f6;
  --radius:6px;
  --veil:6,42,92;        /* 遮罩基色 → 蓝（原 5,17,33 近黑） */
  /* 兼容别名：style-pages.css 早期引用了这两个名字，未定义时整条声明会被丢弃 */
  --gold-d:#c9360f;      /* 橙-深（用于白底上的小号标签文字，对比度 5.2:1） */
  --ink-2:var(--ink2);
  --brand:var(--navy);
  --brand-2:var(--navy-2);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.75 "Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;overflow-x:clip;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5,h6,p,dl,dd,dt,ul,ol,li,figure,form,blockquote{margin:0}
ul,ol{list-style:none;padding:0}
img{border:0;vertical-align:middle;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
i,em{font-style:normal}
strong{color:var(--navy);font-weight:700}
::selection{background:var(--navy);color:#fff}
.w-con{width:1520px;margin:0 auto}
.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}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:3px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;white-space:nowrap;transition:all .3s}
.btn-fill{padding:15px 34px;background:var(--navy);color:#fff;font-size:15.5px;border-radius:var(--radius);box-shadow:0 8px 22px rgba(11,63,134,.2)}
.btn-fill:hover{background:var(--navy-2);transform:translateY(-2px);box-shadow:0 12px 28px rgba(11,63,134,.28)}
.btn-line{padding:15px 34px;border:1px solid var(--line-2);border-radius:var(--radius);color:var(--navy);font-size:15.5px;background:#fff}
.btn-line:hover{border-color:var(--navy);background:var(--bg3)}

/* ---------- 通用 ---------- */
.sec{position:relative;padding:96px 0}
.sec-head-c{margin-bottom:48px;text-align:center}
.sec-sm{font:400 12.5px/1.4 Arial,Helvetica,sans-serif;letter-spacing:.34em;text-transform:uppercase;color:var(--gold);margin-bottom:14px;font-weight:700}
.sec-head-c h2{font:700 42px/1.3 "Microsoft YaHei";letter-spacing:-.02em;color:var(--navy)}
.sec-head-c h2 .hl{color:var(--gold)}
.sec-intro{max-width:900px;margin:16px auto 0;color:var(--ink2);font-size:15.5px;line-height:1.9}
/* 标题居中时，装饰性下划线也居中 */
.sec-head-c .sec-line{margin-left:auto;margin-right:auto}
.tabs{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;justify-content:center}
.tab{padding:12px 28px;border-radius:var(--radius);font-size:15.5px;color:var(--navy);background:#fff;border:1px solid var(--line);transition:all .3s}
.tab:hover{border-color:var(--navy-2)}
.tab.on{background:var(--navy);border-color:var(--navy);color:#fff;box-shadow:0 8px 20px rgba(11,63,134,.2)}
[data-rv]{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.3,1)}
[data-rv].rv-in{opacity:1;transform:none}

/* 顶部：金色信息条 + 白色导航（叠图转白 → 滚动吸顶） */
.hd{position:fixed;left:0;top:0;width:100%;z-index:99;background:transparent;transition:background .35s,box-shadow .35s}
.hd.is-stuck{background:#fff;box-shadow:0 6px 24px rgba(11,63,134,.1)}
.hd-in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px 0;transition:padding .3s}
.hd.is-stuck .hd-in{padding:8px 0}
.hd-logo img{display:block;height:52px;width:auto;transition:height .3s}
.hd.is-stuck .hd-logo img{height:44px}
/* 双 LOGO：透明导航压深色 hero 用白字版，吸顶白底换深字版 */
.hd-logo .lg-on-light{display:none}
.hd.is-stuck .hd-logo .lg-on-dark{display:none}
.hd.is-stuck .hd-logo .lg-on-light{display:block}
.hd-nav{width:74%;min-width:0}
.hd-menu{display:flex;align-items:center;justify-content:space-between;gap:6px}
.hd-menu>li{position:relative}
.hd-menu>li>a{display:block;font-size:16.5px;color:#fff;line-height:46px;padding:0 13px;border-radius:var(--radius);white-space:nowrap;transition:background .3s,color .3s}
.hd.is-stuck .hd-menu>li>a{color:var(--navy)}
.hd-menu>li>a.on,.hd-menu>li:hover>a{background:var(--navy);color:#fff}
.hd.is-stuck .hd-menu>li>a.on,.hd.is-stuck .hd-menu>li:hover>a{background:var(--navy);color:#fff}
.cr{display:inline-block;width:0;height:0;margin-left:5px;vertical-align:2px;border:4px solid transparent;border-top-color:currentColor;opacity:.7}
.hd-sub{position:absolute;left:50%;top:calc(100% + 8px);min-width:196px;z-index:5;background:#fff;border:1px solid var(--line);border-top:3px solid var(--gold);border-radius:0 0 var(--radius) var(--radius);padding:8px 0;box-shadow:0 18px 40px rgba(11,63,134,.14);opacity:0;visibility:hidden;transform:translate(-50%,10px);transition:opacity .3s,transform .3s,visibility .3s}
.hd-menu>li:hover .hd-sub,.hd-menu>li:focus-within .hd-sub{opacity:1;visibility:visible;transform:translate(-50%,0)}
.hd-sub a{display:block;padding:11px 20px;font-size:14px;color:var(--ink2);white-space:nowrap;transition:background .25s,color .25s,padding .25s}
.hd-sub a:hover{background:var(--bg3);color:var(--navy);padding-left:26px}
.hd-last{display:flex;align-items:center;gap:14px}
.hd-so{width:21px;height:21px;padding:0;line-height:0;flex:0 0 auto;color:#fff;transition:color .3s}
.hd.is-stuck .hd-so{color:var(--navy)}
.hd-so svg{display:block;width:21px;height:21px}
/* 电话按钮：白字对 --navy-2，对比度 4.84:1 */
.hd-tel{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:var(--radius);background:linear-gradient(135deg,var(--navy-2),var(--navy));color:#fff;font:700 clamp(14px,1vw,17px)/1.2 Arial,sans-serif;transition:all .3s;box-shadow:0 6px 16px rgba(11,63,134,.28)}
.hd-tel:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(11,63,134,.38)}
.hd-ss{position:absolute;right:0;top:calc(100% + 8px);z-index:6;display:none;gap:8px;background:#fff;border:1px solid var(--line);padding:10px;border-radius:var(--radius);box-shadow:0 18px 40px rgba(11,63,134,.16)}
.hd-ss.on{display:flex}
.hd-ss input{width:200px;height:38px;padding:0 14px;font-size:14px;border:1px solid var(--line-2);border-radius:var(--radius);outline:none;background:#fff}
.hd-ss input:focus{border-color:var(--navy)}
.hd-ss button{height:38px;padding:0 18px;font-size:14px;color:#fff;background:var(--navy);border-radius:var(--radius)}

/* 移动端头部 + 抽屉 */
.mhd{display:none;position:fixed;left:0;right:0;top:0;z-index:100;height:60px;background:rgba(255,255,255,.97);box-shadow:0 2px 14px rgba(11,63,134,.1);transition:background .3s}
.mhd.is-stuck{box-shadow:0 2px 20px rgba(11,63,134,.16)}
.mhd-logo{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}
.mhd-logo img{display:block;height:38px;width:auto}
.mhd-burger{position:absolute;left:18px;top:50%;transform:translateY(-50%);width:26px;height:18px;padding:0}
.mhd-burger span,.mhd-burger::before,.mhd-burger::after{content:"";position:absolute;left:0;width:100%;height:2px;background:var(--navy);transition:transform .35s,opacity .35s,top .35s,bottom .35s}
.mhd-burger::before{top:0}.mhd-burger span{top:8px}.mhd-burger::after{bottom:0}
.mhd-burger.on span{opacity:0}
.mhd-burger.on::before{top:8px;transform:rotate(45deg)}
.mhd-burger.on::after{bottom:8px;transform:rotate(-45deg)}
.mhd-tel{position:absolute;right:16px;top:50%;transform:translateY(-50%);width:34px;height:34px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--navy);color:#fff}
.mhd-tel svg{width:18px;height:18px}

.mnav{position:fixed;left:0;top:0;bottom:0;z-index:120;width:84%;max-width:340px;background:#fff;transform:translateX(-102%);transition:transform .38s cubic-bezier(.4,0,.2,1);overflow-y:auto;padding-bottom:30px;box-shadow:6px 0 30px rgba(11,63,134,.18)}
.mnav.on{transform:none}
.mnav-top{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line);background:#fff}
.mnav-top img{height:36px;width:auto}
.mnav-close{position:relative;width:34px;height:34px;padding:0;flex:0 0 auto}
.mnav-close::before,.mnav-close::after{content:"";position:absolute;left:6px;top:16px;width:22px;height:2px;background:var(--navy)}
.mnav-close::before{transform:rotate(45deg)}
.mnav-close::after{transform:rotate(-45deg)}
.mnav-list{padding:6px 0}
.mnav-list>li{border-bottom:1px solid var(--line)}
.mnav-list>li>a{display:flex;align-items:center;justify-content:space-between;padding:15px 20px;font-size:15.5px;color:var(--navy)}
.mnav-list>li>a .cr{border-top-color:var(--ink3)}
.mnav-list>li{position:relative}
.mnav-list>li.has-sub>i{position:absolute;right:16px;top:16px;width:26px;height:26px;cursor:pointer}
.mnav-list>li.has-sub>i::before,.mnav-list>li.has-sub>i::after{content:"";position:absolute;top:50%;background:var(--ink3)}
.mnav-list>li.has-sub>i::before{left:7px;width:12px;height:1px;margin-top:-1px}
.mnav-list>li.has-sub>i::after{left:12.5px;width:1px;height:12px;margin-top:-6px;transition:transform .3s}
.mnav-list>li.has-sub.on>i::after{transform:scaleY(0)}
.mnav-list>li.on>a{color:var(--gold)}
.mnav-list>li>ul{display:none;background:var(--bg2);padding:4px 0}
.mnav-list>li.on>ul{display:block}
.mnav-list>li>ul a{display:block;padding:11px 16px 11px 34px;font-size:14px;color:var(--ink2)}
.mmask{position:fixed;inset:0;z-index:110;background:rgba(var(--veil),.55);opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
.mmask.on{opacity:1;visibility:visible}
.mmask.on{opacity:1;visibility:visible}

/* 首屏：宽幅通栏（右侧大图 + 左侧文字） */
/* 首屏：banner 顶格到 y=0，.sec-hero 固定 100vh，导航 fixed 透明叠在图上。
   第 13 轮：大屏（27 寸 / 4K）上 100vh 会到 1200px+，宣传语上下各空出近 400px 显得很散，
   这里加 max-height 封顶，内容仍垂直居中，笔记本等小屏（视口高 < 900px）不受影响。 */
.sec-hero{position:relative;height:100vh;max-height:900px;min-height:640px;overflow:hidden;background:var(--navy-3);color:#fff}
.hero-bgs{position:absolute;inset:0;z-index:0}
.hero-bg{position:absolute;inset:0;opacity:0;transition:opacity 1s ease}
.hero-bg.on{opacity:1}
.hero-bg img{display:block;width:100%;height:100%;object-fit:cover;filter:blur(34px) brightness(.5) saturate(.9);transform:scale(1.16)}
.hero-bg::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 100% at 50% 34%,rgba(var(--veil),0),rgba(var(--veil),.55) 88%)}
.hero-slides{position:absolute;inset:0;z-index:2}
.hero-slide{position:absolute;inset:0;opacity:0;pointer-events:none;transition:opacity 1s ease}
.hero-slide.on{opacity:1;pointer-events:auto}
.hero-shot{position:absolute;inset:0;overflow:hidden;background:var(--navy-3)}
/* 视频背景：默认 opacity 0，JS 确认可播放后加 .is-video 淡入 */
.hero-video{position:absolute;inset:0;z-index:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .8s ease;pointer-events:none}
.hero-shot.is-video .hero-video{opacity:1}
.hero-shot.is-video .hero-poster{opacity:0}
/* 视频模式下适当加强左侧遮罩，保证文字对比度 */
.hero-shot.is-video::after{background:
  linear-gradient(90deg,rgba(var(--veil),.99) 0%,rgba(var(--veil),.97) 30%,rgba(var(--veil),.78) 48%,rgba(var(--veil),.38) 66%,rgba(var(--veil),.14) 100%),
  linear-gradient(180deg,rgba(var(--veil),.62),rgba(var(--veil),0) 38%)}
/* 视频控制（静音/播放），右下角 */
.hero-vctl{position:absolute;right:max(20px,calc((100% - 1520px) / 2));bottom:14px;z-index:4;display:none;align-items:center;gap:8px}
.hero-shot.is-video .hero-vctl{display:flex}
.hero-vctl button{width:34px;height:34px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:rgba(0,0,0,.34);color:#fff;backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.22);transition:background .3s}
.hero-vctl button:hover{background:rgba(0,0,0,.55)}
.hero-vctl svg{width:16px;height:16px}
.hero-vctl .ic-play{display:none}
.hero-vctl.paused .ic-pause{display:none}
.hero-vctl.paused .ic-play{display:block}
.hero-shot>img.hero-poster{position:absolute;inset:0;z-index:1;display:block;width:100%;height:100%;object-fit:cover;object-position:88% center;transition:opacity .8s ease}
.hero-shot::after{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;background:
  linear-gradient(90deg,rgba(var(--veil),.98) 0%,rgba(var(--veil),.95) 34%,rgba(var(--veil),.74) 50%,rgba(var(--veil),.34) 68%,rgba(var(--veil),.12) 100%),
  linear-gradient(180deg,rgba(var(--veil),.6),rgba(var(--veil),0) 34%)}
.hero-tx{position:absolute;inset:0;z-index:3;display:flex;align-items:center;padding-top:clamp(96px,7vw,124px)}
.hero-tx .w-con{flex:0 0 auto;min-width:0}
.hero-tx .w-con > *{max-width:800px}
.hero-en{font:700 12.5px/1.4 Arial,sans-serif;letter-spacing:.34em;text-transform:uppercase;color:var(--gold-2);margin-bottom:18px}
.hero-title{font:700 clamp(30px,3.3vw,56px)/1.18 "Microsoft YaHei";letter-spacing:-.03em;margin:0 0 20px;max-width:15em}
.hero-title em{color:var(--gold-2)}
.hero-sub{max-width:620px;color:rgba(255,255,255,.84);font:400 clamp(14px,1.02vw,16.5px)/1.9 "Microsoft YaHei";margin-bottom:30px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
.hero-foot{position:absolute;left:0;right:0;bottom:0;z-index:4;padding:0 0 clamp(26px,3.4vh,44px)}
.hero-foot-in{display:flex;align-items:flex-end;justify-content:center;gap:40px}
.hero-dots{display:flex;gap:10px;padding-bottom:10px}
.hero-dots button{width:36px;height:3px;padding:0;background:rgba(255,255,255,.3)}
.hero-dots button.on{background:var(--gold);width:60px}

/* 公司简介 */
.sec-about{background:#fff}
.about-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:64px;align-items:start}
.about-txt p{color:var(--ink2);font:400 16px/2 "Microsoft YaHei";margin-bottom:1.1em}
.about-btn{margin-top:16px}
.about-btn + .about-btn{margin-left:12px}
/* 仅 PC / 仅手机 的显隐工具类（默认 PC 显示、手机隐藏；≤768 互换） */
.mb-only{display:none !important}
.about-card{margin:0;padding:30px;border:1px solid var(--line);border-top:4px solid var(--gold);background:var(--bg2);position:relative;overflow:hidden;border-radius:var(--radius)}
.about-ai{display:flex;gap:16px;position:relative;z-index:2}
.about-ai-ico{flex:0 0 48px;width:48px;height:48px;border-radius:var(--radius);background:var(--navy);display:flex;align-items:center;justify-content:center;color:#fff}
.about-ai-ico svg{width:26px;height:26px}
.about-ai-tx b{display:block;font-size:15.5px;color:var(--navy);line-height:1.6;margin-bottom:8px}
.about-ai-tx p{color:var(--ink2);font-size:14px;line-height:1.9}
.about-ai-src{display:block;margin-top:10px;font:400 12px/1.6 Arial;letter-spacing:.06em;color:var(--ink3)}
.about-facts{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;margin:26px 0 0;background:var(--line);border:1px solid var(--line);position:relative;z-index:2;border-radius:var(--radius);overflow:hidden}
.about-facts li{padding:22px 18px;background:#fff;text-align:center}
.about-facts b{display:block;font:700 34px/1 Arial,sans-serif;color:var(--navy)}
.about-facts b .u{font-size:.5em;font-weight:400;color:var(--ink3);margin-left:2px}
.about-facts span{display:block;margin-top:8px;font-size:13px;color:var(--ink3)}
.about-cap{margin-top:16px;font-size:12.5px;color:var(--ink3);position:relative;z-index:2}

/* 服务项目：4 大类 + 子项标签 */
.sec-svc{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.svc-head{text-align:center}
.svc-head .sec-intro,.svc-intro{margin-left:auto;margin-right:auto}
.svc-head .sec-sm{text-align:center}
.svc-list{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;align-items:stretch}
.svc-card{position:relative;display:flex;flex-direction:column;padding:38px 30px 32px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);border-top:4px solid var(--navy);transition:transform .35s,box-shadow .35s,border-color .35s;overflow:hidden}
.svc-card:hover{transform:translateY(-6px);box-shadow:0 22px 46px rgba(11,63,134,.13);border-top-color:var(--gold)}
.svc-card.is-hot{border-top-color:var(--gold);background:linear-gradient(180deg,#fffdf8,#fff)}
.svc-ico{display:flex;align-items:center;justify-content:center;width:60px;height:60px;border-radius:var(--radius);background:var(--navy);color:#fff;margin-bottom:22px;transition:background .35s}
.svc-card:hover .svc-ico{background:linear-gradient(135deg,var(--gold),var(--gold-2))}
.svc-card.is-hot .svc-ico{background:linear-gradient(135deg,var(--gold),var(--gold-2))}
.svc-ico svg{width:30px;height:30px}
.svc-no{position:absolute;right:24px;top:26px;font:700 34px/1 Arial,sans-serif;color:var(--bg3);letter-spacing:-.03em}
.svc-card h3{font:700 25px/1.35 "Microsoft YaHei";color:var(--navy);letter-spacing:-.01em}
.svc-card.is-hot h3{color:var(--gold)}
.svc-sub{margin-top:12px;font:400 14.5px/1.7 "Microsoft YaHei";color:var(--ink2);min-height:3.4em}
.svc-pts{display:flex;flex-wrap:wrap;gap:9px 10px;margin:18px 0 28px;flex:1;align-content:flex-start}
.svc-pts li{padding:0;font-size:13.5px;line-height:1.4;background:var(--bg3);border-radius:100px;transition:background .25s}
.svc-pts li a{display:block;padding:7px 14px;color:var(--ink2);transition:color .25s}
.svc-pts li:hover{background:var(--navy)}
.svc-pts li:hover a{color:#fff}
.svc-card:hover .svc-pts li{background:#e3ebf5}
.svc-card:hover .svc-pts li:hover{background:var(--navy)}
.svc-card.is-hot .svc-pts li{background:#faf1e2}
.svc-card.is-hot .svc-pts li a{color:#8a6528}
.svc-card.is-hot .svc-pts li:hover{background:var(--navy)}
.svc-card.is-hot .svc-pts li:hover a{color:#fff}
/* .is-mark：重点项橙色「荐」小胶囊，深色 hover 反白 */
.svc-pts li a.is-mark{font-weight:700;color:var(--gold-d)}
.svc-pts li a.is-mark .mk{display:inline-block;margin-left:6px;padding:1px 7px 2px;border-radius:999px;
  font:700 11px/1.5 Arial,"Microsoft YaHei";letter-spacing:.04em;vertical-align:1px;
  background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#fff}
.svc-card.is-hot .svc-pts li a.is-mark{color:var(--gold-d)}
.svc-card.is-hot .svc-pts li a.is-mark .mk{background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#fff}
.svc-pts li:hover a.is-mark,.svc-card.is-hot .svc-pts li:hover a.is-mark{color:#fff}
.svc-pts li:hover a.is-mark .mk{background:rgba(255,255,255,.24);color:#fff}
.svc-btn{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;padding:11px 24px;border-radius:var(--radius);background:var(--navy);color:#fff;font-size:14.5px;transition:background .3s,transform .3s}
.svc-btn:hover{background:var(--navy-2);transform:translateX(3px)}
.svc-card.is-hot .svc-btn{background:linear-gradient(135deg,var(--gold),var(--gold-2))}
.svc-foot{margin-top:38px;text-align:center;color:var(--ink3);font-size:14px}
.svc-foot a{color:var(--gold);font-weight:700}

/* GEO 板块：左 = 概念 + 好处清单，右 = 2 张案例图自动切换 */
.geo-merge{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:clamp(34px,4.2vw,72px)}
.geo-l{min-width:0}
.geo-l-head .sec-sm{margin-bottom:10px}
.geo-l-head h2{margin:0;font:700 clamp(26px,2.5vw,40px)/1.34 "Microsoft YaHei";color:var(--navy);letter-spacing:-.01em}
.geo-l-head h2 .hl{color:var(--gold)}
.geo-lead{margin:20px 0 0;font-size:15px;line-height:2;color:var(--ink2)}
.geo-lead strong{color:var(--navy);font-weight:700}
.geo-bens{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:30px 0 0;padding:0;list-style:none}
.geo-ben{display:flex;gap:13px;padding:18px 18px 17px;background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);transition:transform .35s,box-shadow .35s,border-color .35s,background .35s}
.geo-ben:hover{transform:translateY(-3px);background:#fff;box-shadow:0 16px 34px rgba(6,42,92,.1);border-color:var(--line-2)}
.geo-ben-ic{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:11px;background:linear-gradient(135deg,rgba(232,69,30,.12),rgba(255,122,60,.2));color:var(--gold)}
.geo-ben-ic .ico{width:22px;height:22px}
.geo-ben-tx{min-width:0}
.geo-ben-tx h3{margin:0 0 6px;font:700 15.5px/1.45 "Microsoft YaHei";color:var(--navy)}
.geo-ben-tx p{margin:0;font-size:13px;line-height:1.78;color:var(--ink2)}
.geo-cta{margin:30px 0 0}

/* .geo-r 必须块级：用 flex 居中会让 .geo-sw 在窄屏塌成 0 宽 */
.geo-r{min-width:0}
.geo-sw{position:relative;border-radius:calc(var(--radius) + 6px);overflow:hidden;background:var(--navy-3);box-shadow:0 26px 60px rgba(6,42,92,.18)}
.geo-sw-track{position:relative;aspect-ratio:34/44}
/* 交叉淡入会露出深色底 → 观感就是「屏闪」。改为：新图置顶从不透明 0 淡入到 1，
   旧图全程保持不透明垫在下面（.under），等新图完全盖住后再瞬时撤掉，过渡期间不会露出底色。 */
.geo-sw-slide{position:absolute;inset:0;display:block;opacity:0;visibility:hidden;z-index:1}
.geo-sw-slide.on{opacity:1;visibility:visible;z-index:2}
.geo-sw-slide.under{opacity:1;visibility:visible;z-index:1}
.geo-sw-slide.fade{transition:opacity .6s ease}
@media (prefers-reduced-motion:reduce){.geo-sw-slide.fade{transition:none}}
.geo-sw-slide img{display:block;width:100%;height:100%;object-fit:cover;object-position:top center}
.geo-sw-cap{position:absolute;left:0;right:0;bottom:0;display:flex;flex-direction:column;gap:7px;padding:20px 20px 22px;background:linear-gradient(180deg,rgba(5,15,29,0) 0%,rgba(5,15,29,.82) 58%,rgba(5,15,29,.95) 100%)}
.geo-sw-cap b{font:700 12.5px/1 "Microsoft YaHei";color:var(--gold-2);letter-spacing:.08em}
.geo-sw-cap i{font:400 13.5px/1.72 "Microsoft YaHei";font-style:normal;color:rgba(255,255,255,.92)}
.geo-sw-dots{position:absolute;right:16px;top:16px;z-index:3;display:flex;gap:8px}
.geo-sw-dots button{width:26px;height:4px;padding:0;border-radius:2px;background:rgba(255,255,255,.45);transition:background .3s,width .3s}
.geo-sw-dots button.on{width:40px;background:var(--gold)}
.geo-r-note{margin:16px 0 0;font-size:12.5px;line-height:1.75;color:var(--ink3);text-align:center}

/* 通用横滑容器（客户评价 .rev-wrap 使用：.sl-wrap > .sl-track） */
.sec-geo{background:#fff}
/* 外贸建站板块（#waimao）· 中心圆环式：中间圆盘 + 左右各 3 条能力点 */
.sec-wm2{position:relative;overflow:hidden;
  background:linear-gradient(180deg,#f7faff 0%,#eaf3ff 54%,#f7faff 100%)}
.sec-wm2::before{content:"";position:absolute;left:50%;top:56%;width:min(1120px,124%);aspect-ratio:1;
  transform:translate(-50%,-50%);pointer-events:none;
  background:radial-gradient(circle,rgba(24,144,255,.10) 0%,rgba(24,144,255,.035) 42%,rgba(24,144,255,0) 66%)}
.wm2-ring{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);
  align-items:center;gap:clamp(26px,3.4vw,66px);margin-top:clamp(40px,4.6vw,64px)}
.wm2-side{display:grid;gap:clamp(26px,3.2vw,50px);margin:0;padding:0;list-style:none}
.wm2-l{text-align:right}
.wm2-r{text-align:left}
.wm2-item{display:flex;align-items:center;gap:14px}
.wm2-l .wm2-item{justify-content:flex-end}
.wm2-r .wm2-item{flex-direction:row-reverse}
.wm2-tx{min-width:0}
.wm2-tx h3{margin:0 0 7px;font:700 16.5px/1.45 "Microsoft YaHei";color:var(--navy);transition:color .3s}
.wm2-tx p{margin:0;font-size:13px;line-height:1.85;color:var(--ink3)}
.wm2-dot{flex:0 0 auto;width:11px;height:11px;border-radius:50%;background:var(--gold);
  box-shadow:0 0 0 5px rgba(232,69,30,.14);transition:box-shadow .3s,transform .3s}
.wm2-item:hover .wm2-dot{transform:scale(1.15);box-shadow:0 0 0 8px rgba(232,69,30,.16)}
.wm2-item:hover .wm2-tx h3{color:var(--gold)}
.wm2-core{position:relative;width:clamp(300px,25vw,392px);aspect-ratio:1;border-radius:50%;color:#fff;
  display:flex;align-items:center;justify-content:center;text-align:center;
  background:linear-gradient(150deg,var(--navy-2) 0%,var(--navy) 46%,var(--navy-3) 100%);
  box-shadow:0 38px 76px rgba(11,63,134,.26)}
.wm2-core::before,.wm2-core::after{content:"";position:absolute;border-radius:50%;pointer-events:none}
.wm2-core::before{inset:-24px;border:1px solid rgba(11,63,134,.12)}
.wm2-core::after{inset:-52px;border:1px solid rgba(24,144,255,.28)}
.wm2-core-in{position:relative;z-index:2;padding:0 11%}
.wm2-core-sm{margin:0 0 10px;font:400 12px/1.6 "Microsoft YaHei";letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.55)}
.wm2-core-big{margin:0 0 12px;font:700 clamp(23px,2.1vw,30px)/1.34 "Microsoft YaHei";color:#fff}
.wm2-core-tag{margin:0 0 14px;font:400 12.5px/1.7 "Microsoft YaHei";color:rgba(255,255,255,.62)}
.wm2-core-tel{margin:0 0 4px}
.wm2-core-tel a{font:700 clamp(19px,1.7vw,23px)/1.3 Arial,"Microsoft YaHei";color:var(--gold-2);text-decoration:none;border-bottom:0}
.wm2-core-tel a:hover{color:#fff}
.wm2-core-btn{margin-top:14px}
.wm2-foot{margin:clamp(38px,4.2vw,58px) 0 0;text-align:center;font-size:13.5px;color:var(--ink3)}
.sl-wrap{position:relative}
.sl-track{display:flex;gap:22px;overflow-x:auto;scroll-behavior:smooth;scrollbar-width:none;-ms-overflow-style:none;padding-bottom:8px;scroll-snap-type:x proximity}
.sl-track::-webkit-scrollbar{display:none}
.sl-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:48px;height:48px;display:none;align-items:center;justify-content:center;border-radius:50%;background:#fff;border:1px solid var(--line);color:var(--navy);box-shadow:0 8px 22px rgba(11,63,134,.14);transition:background .3s,color .3s}
.sl-wrap.is-overflow .sl-nav{display:flex}
.sl-nav:hover{background:var(--navy);color:#fff}
.sl-nav svg{width:20px;height:20px}
.sl-nav:disabled{opacity:.35;cursor:default}
.sl-prev{left:-14px}
.sl-next{right:-14px}
/* GEO 平台标签（GEO 专题页 geo.html / geo-*.html 的 .geo-icard-shot 内使用） */
.geo-plat{position:absolute;left:12px;top:12px;padding:6px 13px;border-radius:100px;background:var(--navy);color:#fff;font:700 12px/1 "Microsoft YaHei";letter-spacing:.05em}
.sec-more{margin-top:36px;text-align:center}

/* 案例：双 Tab */
.sec-case{background:var(--bg2);border-top:1px solid var(--line)}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
/* 案例卡：白底画框（图片四周留白 = 白色边框）；悬停整卡上浮 + 阴影；标题从图片底部弹出 */
.case-card{display:block;padding:12px;background:#fff;border:1px solid var(--line);border-radius:calc(var(--radius) + 8px);
  transition:transform .38s ease,box-shadow .38s ease,border-color .38s ease}
.case-card:hover{transform:translateY(-8px);box-shadow:0 28px 58px rgba(6,42,92,.17);border-color:rgba(232,69,30,.34)}
.case-a{display:block}
.case-thumb{display:block;position:relative;aspect-ratio:4/3;overflow:hidden;border-radius:calc(var(--radius) + 2px);
  background:var(--bg3);border:1px solid var(--line-2)}
.case-thumb img{display:block;width:100%;height:100%;object-fit:cover;object-position:top center;transition:transform .6s ease}
.case-card:hover .case-thumb img{transform:scale(1.045)}
/* 悬停弹出的标题条（默认藏在图片下方，超出部分被 .case-thumb 裁掉） */
.case-pop{position:absolute;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:15px 17px;background:linear-gradient(180deg,rgba(5,15,29,0) 0%,rgba(5,15,29,.86) 46%,rgba(5,15,29,.95) 100%);
  transform:translateY(100%);opacity:0;transition:transform .4s ease,opacity .4s ease}
.case-card:hover .case-pop,.case-a:focus-visible .case-pop{transform:translateY(0);opacity:1}
.case-pop b{min-width:0;font:700 15.5px/1.45 "Microsoft YaHei";color:#fff}
.case-pop i{flex:0 0 auto;font:700 12.5px/1 "Microsoft YaHei";font-style:normal;color:var(--gold-2);white-space:nowrap}
.case-bd{display:block;padding:14px 6px 6px}
.case-desc{display:block;font-size:13.5px;line-height:1.75;color:var(--ink3)}

/* 合作伙伴（.pt-view > .pt-track > li） */
.sec-partner{background:#fff}
.pt-head{text-align:center}
.pt-head .sec-intro{margin-left:auto;margin-right:auto}
.pt-view{position:relative;margin-top:10px;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pt-view::before,.pt-view::after{content:"";position:absolute;top:0;bottom:0;width:100px;z-index:2;pointer-events:none}
.pt-view::before{left:0;background:linear-gradient(90deg,#fff,rgba(255,255,255,0))}
.pt-view::after{right:0;background:linear-gradient(270deg,#fff,rgba(255,255,255,0))}
.pt-track{display:flex;width:max-content}
.pt-track li{flex:0 0 auto;width:246px;display:flex;align-items:center;justify-content:center;padding:30px 14px;border-right:1px solid var(--line)}
.pt-track li img{width:100%;max-width:176px;height:auto;opacity:.72;filter:grayscale(1);transition:opacity .4s,filter .4s}
.pt-track li:hover img{opacity:1;filter:none}
.pt-view.is-marquee .pt-track{animation:ptroll 48s linear infinite}
.pt-view.is-pause .pt-track{animation-play-state:paused}

/* 客户评价（横滑：.sec-rev > .sl-wrap > .sl-track > .rev-card） */
.sec-rev{background:var(--bg2)}
.rev-card{position:relative;flex:0 0 calc((100% - 44px) / 3);scroll-snap-align:start;display:flex;flex-direction:column;padding:30px 28px 26px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);transition:transform .35s,box-shadow .35s,border-color .35s}
.rev-card:hover{transform:translateY(-6px);box-shadow:0 22px 46px rgba(11,63,134,.12);border-color:var(--line-2)}
.rev-quote{font:700 52px/0.7 Georgia,serif;color:var(--gold);opacity:.32;margin-bottom:14px}
.rev-card>p{flex:1;color:var(--ink2);font:400 14.5px/1.95 "Microsoft YaHei"}
.rev-who{display:flex;align-items:center;gap:12px;margin-top:22px;padding-top:20px;border-top:1px solid var(--line)}
.rev-av{flex:0 0 auto;width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;font:700 17px/1 "Microsoft YaHei"}
.rev-tx{min-width:0}
.rev-tx b{display:block;font:700 14.5px/1.5 "Microsoft YaHei";color:var(--navy)}
.rev-tx i{display:block;font:400 12.5px/1.6 "Microsoft YaHei";color:var(--ink3);font-style:normal}
@keyframes ptroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* 为什么选择我们 */
.sec-why{background:linear-gradient(150deg,var(--navy-3),var(--navy) 78%,#0d4d9e);color:#fff}
.sec-why .sec-head-c h2{color:#fff}
.sec-why .sec-head-c h2 .hl{color:var(--gold-2)}
.sec-why .sec-intro{color:rgba(255,255,255,.7)}
.why-list{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.why-card{padding:32px 26px;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);background:rgba(255,255,255,.05);transition:background .35s,border-color .35s,transform .35s}
.why-card:hover{background:rgba(255,255,255,.09);border-color:var(--gold);transform:translateY(-5px)}
.why-ico{display:flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:var(--radius);background:var(--gold);color:#fff;margin-bottom:20px}
.why-ico svg{width:26px;height:26px}
.why-card h3{font:700 19px/1.5 "Microsoft YaHei";margin-bottom:12px}
.why-card p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72)}

/* FAQ */
.sec-faq{background:var(--bg2);border-top:1px solid var(--line)}
.faq-list{margin-top:10px}
.faq-item{margin-bottom:12px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden;transition:border-color .3s,box-shadow .3s}
.faq-item.on{border-color:var(--navy);box-shadow:0 12px 30px rgba(11,63,134,.1)}
.faq-q{position:relative;padding:19px 56px 19px 22px;font:700 16px/1.6 "Microsoft YaHei";color:var(--navy);cursor:pointer}
.faq-q::after{content:"";position:absolute;right:22px;top:24px;width:10px;height:10px;border-right:2px solid var(--gold);border-bottom:2px solid var(--gold);transform:rotate(45deg);transition:transform .35s}
.faq-item.on .faq-q::after{transform:rotate(-135deg);top:27px}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-item.on .faq-a{max-height:520px}
.faq-a p{padding:0 22px 20px;font-size:14.5px;line-height:1.95;color:var(--ink2)}

/* FAQ 分类滑动切换（与新闻动态一致：tabs + panel） */
.faq-panel{display:none}
.faq-panel.on{display:block;animation:b-fade .45s ease}
.faq-glide{margin-top:34px;display:grid;grid-template-columns:repeat(2,1fr);gap:14px 26px;align-items:start}
.faq-glide .faq-item{margin-bottom:0}
/* 单条分类条目数少时，让卡片铺满一行更协调 */
.faq-glide .faq-item:nth-last-child(1):nth-child(odd){grid-column:1/-1}

/* 新闻 */
.sec-news{background:#fff}
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-list>li{display:flex}
.news-list>li>a{display:flex;flex-direction:column;width:100%;padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:transform .35s,box-shadow .35s,border-color .35s}
.news-list>li>a:hover{transform:translateY(-5px);box-shadow:0 20px 42px rgba(11,63,134,.1);border-color:var(--line-2)}
.news-list time{display:flex;align-items:baseline;gap:9px;font:400 12.5px/1 Arial,sans-serif;letter-spacing:.1em;color:var(--gold);margin-bottom:16px}
.news-list time b{font:700 27px/1 Arial,sans-serif;letter-spacing:-.02em;color:var(--navy)}
.news-list h3{font:700 17px/1.65 "Microsoft YaHei";color:var(--navy);margin-bottom:12px}
.news-list p{font-size:13.5px;line-height:1.9;color:var(--ink2);flex:1}
/* 首页新闻卡片：白底画框包住封面图，图下为日期 / 标题 / 查看详情 */
.news-list .news-item>a.news-a{padding:12px 12px 20px;background:#fff}
/* 比例锁在容器上、图片用 height:100% 填充：img 标签上的 height 属性会变成固定高度、
   把 aspect-ratio 顶掉（写成 3:2 也仍会渲染成竖图），object-fit:cover 保证不变形裁切。 */
.news-thumb{display:block;aspect-ratio:3/2;overflow:hidden;border-radius:calc(var(--radius) - 4px);background:var(--navy-3)}
.news-thumb img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-item>a.news-a:hover .news-thumb img{transform:scale(1.045)}
.news-bd{display:flex;flex-direction:column;flex:1;padding:20px 14px 0}
.news-bd time{display:block;margin-bottom:12px;font:400 13.5px/1 Arial,sans-serif;letter-spacing:.04em;color:var(--gold)}
.news-bd h3{margin:0 0 18px;font:700 17px/1.62 "Microsoft YaHei";color:var(--navy);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:3.24em;transition:color .3s}
.news-item>a.news-a:hover .news-bd h3{color:var(--gold)}
.news-more{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink3);transition:color .3s}
.news-more i{font-style:normal;transition:transform .3s}
.news-item>a.news-a:hover .news-more{color:var(--gold)}
.news-item>a.news-a:hover .news-more i{transform:translateX(4px)}

/* CTA */
.sec-cta{position:relative;overflow:hidden;color:#fff;padding:74px 0;
  background:linear-gradient(115deg,#062a5c 0%,#0b3f86 40%,#1273cc 74%,var(--blue) 100%)}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:44px;flex-wrap:wrap}
.cta-tx h2{font:700 36px/1.35 "Microsoft YaHei";margin-bottom:16px}
.cta-tx h2 .hl{color:var(--gold-2)}
.cta-tx p{color:rgba(255,255,255,.86);font-size:15.5px;line-height:1.9;max-width:700px}
.cta-act{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
/* 亮蓝背景上的按钮：主按钮改「白底蓝字」，次按钮改「描边白字」——
   否则深蓝实底按钮压在蓝渐变上会糊成一团（原深底配色是配近黑底的）。 */
.sec-cta .btn-fill{background:#fff;color:var(--navy);box-shadow:0 12px 28px rgba(3,22,52,.3)}
.sec-cta .btn-fill:hover{background:#e9f3ff;color:var(--navy);box-shadow:0 16px 34px rgba(3,22,52,.36)}
.sec-cta .btn-line{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.sec-cta .btn-line:hover{background:rgba(255,255,255,.16);border-color:#fff;color:#fff}

/* 页脚 */
.ft{background:var(--navy-3);color:rgba(255,255,255,.68);padding:64px 0 0;font-size:14px}
/* ft-nav 三列各 15%（原来约 18%，按「占 3 个百分点」而非「自身宽度的 3%」重算），
   省下的 3×3% 全部加到 ft-contact（1.15fr → 1.6fr），第 16 轮按客户要求重算。 */
.ft-in{display:grid;grid-template-columns:1.5fr 0.85fr 0.85fr 0.85fr 1.66fr auto;gap:34px;padding-bottom:48px}
.ft-nav{display:contents}
/* 页脚最左：公司简介（纯文字介绍） */
.ft-intro h3{font:700 16px/1.5 "Microsoft YaHei";color:#fff;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.14);position:relative}
.ft-intro h3::after{content:"";position:absolute;left:0;bottom:-1px;width:38px;height:2px;background:var(--gold)}
.ft-intro p{font-size:13.5px;line-height:2;color:rgba(255,255,255,.6);margin:0}
.ft-nav dl dt{font:700 16px/1.5 "Microsoft YaHei";color:#fff;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.14);position:relative}
.ft-nav dl dt::after{content:"";position:absolute;left:0;bottom:-1px;width:38px;height:2px;background:var(--gold)}
.ft-nav dl dd{line-height:2.15;font-size:13.5px}
.ft-nav dl dd a{transition:color .25s,padding .25s}
.ft-nav dl dd a:hover{color:var(--gold-2);padding-left:5px}
.ft-contact h3{font:700 16px/1.5 "Microsoft YaHei";color:#fff;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.14);position:relative}
.ft-contact h3::after{content:"";position:absolute;left:0;bottom:-1px;width:38px;height:2px;background:var(--gold)}
.ft-contact p{display:flex;gap:12px;line-height:1.8;margin-bottom:11px;font-size:13.5px}
.ft-contact p i{flex:0 0 62px;color:rgba(255,255,255,.46)}
.ft-contact p b{font-weight:400;color:#fff}
.ft-contact p b a:hover{color:var(--gold-2)}
.ft-qr{text-align:center}
.ft-qr-img{display:inline-flex;padding:2px;background:#fff;border-radius:var(--radius)}
.ft-qr-img img{display:block;width:112px;height:112px}
.ft-qr em{display:block;margin-top:11px;font-size:12.5px;color:rgba(255,255,255,.5)}
.ft-link{padding:20px 0;border-top:1px solid rgba(255,255,255,.12);font-size:13px;display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.ft-link span{color:rgba(255,255,255,.42)}
.ft-link a{padding:0 8px;transition:color .25s}
.ft-link a:hover{color:var(--gold-2)}
.ft-copy{border-top:1px solid rgba(255,255,255,.12);padding:20px 0}
.ft-copy-in{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;font-size:12.5px;line-height:1.9;color:rgba(255,255,255,.48)}
.ft-copy-in a:hover{color:var(--gold-2)}
.ft-region a{margin-left:9px}
.ft-region a:hover{color:var(--gold-2)}

/* 悬浮工具条 / 移动底栏 */
.side{position:fixed;right:0;top:50%;transform:translateY(-50%);z-index:60;display:flex;flex-direction:column;gap:1px;border-radius:var(--radius) 0 0 var(--radius);overflow:visible}
.side-btn{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;width:66px;height:66px;background:linear-gradient(140deg,var(--navy-2),var(--navy));color:#fff;font-size:11.5px;box-shadow:-6px 0 22px rgba(11,63,134,.2);transition:background .3s;cursor:pointer}
.side-btn:first-child{border-radius:var(--radius) 0 0 0}
.side-btn:last-child{border-radius:0 0 0 var(--radius)}
.side-btn:hover{background:var(--gold)}
.side-btn svg{width:21px;height:21px}
/* 二维码：默认隐藏，悬浮展开 */
.side-qr em{position:absolute;right:calc(100% + 12px);top:50%;transform:translate(14px,-50%);opacity:0;visibility:hidden;pointer-events:none;padding:12px;background:#fff;border-radius:var(--radius);box-shadow:0 14px 34px rgba(11,63,134,.18);transition:opacity .3s,transform .3s,visibility .3s}
.side-qr em::after{content:"微信扫码咨询";position:absolute;left:0;right:0;bottom:4px;text-align:center;font-size:11.5px;color:var(--ink3)}
.side-qr em img{display:block;width:118px;height:118px;margin-bottom:14px}
.side-qr:hover em{opacity:1;visibility:visible;transform:translate(0,-50%)}
.mbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:80;grid-template-columns:repeat(4,1fr);background:rgba(255,255,255,.98);box-shadow:0 -2px 16px rgba(11,63,134,.1);padding-bottom:env(safe-area-inset-bottom)}
.mbar a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;height:56px;font-size:11.5px;color:var(--navy)}
.mbar svg{width:21px;height:21px}

/* Tab 面板 */
.case-panel,.faq-panel,.news-panel{display:none}
.case-panel.on,.faq-panel.on,.news-panel.on{display:block;animation:b-fade .45s ease}
@keyframes b-fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* 响应式 */
@media (min-width:1720px){
  .w-con{width:1680px}
}
@media (max-width:1600px){
  .w-con{width:1280px}
  /* 本区间容器 1280px，菜单项较多会顶出容器，收左右内距、字号不变 */
  .hd-menu>li>a{padding:0 9px}
}
@media (max-width:1400px){
  .w-con{width:calc(100% - 40px)}
  /* ≤1400 容器为 calc(100% - 40px)，导航 min-content 会顶出容器，收字号与内距 */
  .hd-nav{width:auto;flex:1 1 auto;min-width:0}
  .hd-menu>li>a{font-size:15px;padding:0 9px}
  .hd-last{gap:10px}
  .hd-tel{padding:9px 14px}
}
@media (max-width:1200px){
  /* 993–1200 仍走桌面导航，容器仅 953–1160px，需再收一档字号与内距防溢出 */
  .hd-in{gap:16px}
  .hd-logo img{height:40px}
  .hd-menu{gap:2px}
  .hd-menu>li>a{font-size:13px;padding:0 7px}
  .hd-last{gap:6px}
  .hd-tel{padding:8px 10px;font-size:13px}
  .sec{padding:76px 0}
  .sec-head-c h2{font-size:36px}
  .svc-list{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .why-list{grid-template-columns:repeat(2,1fr)}
  .news-list{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr;gap:40px}
  .ft-in{grid-template-columns:1fr 1fr;gap:36px}
  .ft-intro{grid-column:1/-1}
  .ft-qr{grid-column:1/-1;text-align:left}
  .geo-merge{gap:40px}
  .wm2-ring{gap:26px}
  .wm2-tx h3{font-size:15.5px}
  .wm2-tx p{font-size:12.5px}
  .pt-track li{width:212px;padding:26px 10px}
  .pt-track li img{max-width:150px}
}
@media (max-width:992px){
  .hd,.side{display:none}
  .mhd{display:block}
  /* 移动端首页：banner 同样顶格到最顶部，导航透明覆盖其上 */
  body{padding-top:0}
  .mhd{background:transparent;box-shadow:none}
  .mhd.is-stuck{background:rgba(255,255,255,.97);box-shadow:0 2px 20px rgba(11,63,134,.16)}
  /* 移动端顶栏同样双 LOGO：透明态白字版，吸顶态深字版 */
  .mhd .mhd-logo .lg-on-light{display:none}
  .mhd-burger span,.mhd-burger::before,.mhd-burger::after{background:#fff}
  .mhd-tel{background:rgba(255,255,255,.16);backdrop-filter:blur(6px)}
  .mhd.is-stuck .mhd-logo .lg-on-dark{display:none}
  .mhd.is-stuck .mhd-logo .lg-on-light{display:block}
  .mhd.is-stuck .mhd-burger span,.mhd.is-stuck .mhd-burger::before,.mhd.is-stuck .mhd-burger::after{background:var(--navy)}
  .mhd.is-stuck .mhd-tel{background:var(--navy)}
  .sec-hero{height:auto;min-height:clamp(520px,74vh,660px);padding:0}
  .hero-slides{position:absolute;inset:0}
  /* 移动端不播放视频：强制隐藏视频层，同一位置显示海报图片 */
  .hero-video{display:none !important}
  .hero-shot.is-video .hero-poster{opacity:1}
  .hero-vctl{display:none !important}
  .hero-shot>img{object-position:center;opacity:.62}
  .hero-shot::after{background:linear-gradient(180deg,rgba(var(--veil),.5) 0%,rgba(var(--veil),.64) 42%,rgba(var(--veil),.88) 100%)}
  .hero-tx{padding-top:clamp(76px,12vw,96px);align-items:flex-start}
  .sec{padding:64px 0}
  .sec-head-c h2{font-size:31px}
  /* 页脚移动端重排：公司简介（文字）/ 快速导航 / 联系方式 各占一整行；
     服务项目 / 客户案例 并排 */
  .ft-in{grid-template-columns:1fr 1fr;gap:26px 22px}
  .ft-intro{grid-column:1/-1}
  .ft-nav{display:grid;grid-template-columns:1fr 1fr;gap:26px 22px;grid-column:1/-1}
  .ft-nav dl:first-child{grid-column:1/-1}
  .ft-contact{grid-column:1/-1}
  .ft-qr{grid-column:1/-1;text-align:left}
  .mbar{display:grid}
  body{padding-bottom:56px}
  /* GEO 板块：改单列堆叠 —— 上「清单」，下「案例图切换」 */
  .geo-merge{grid-template-columns:1fr;gap:34px}
  /* 外贸建站（圆环式）：圆盘提到最上，6 条能力点两列铺开 */
  .wm2-ring{grid-template-columns:1fr;justify-items:center;gap:34px}
  .wm2-core{order:-1;width:clamp(300px,76vw,366px)}
  .wm2-side{width:100%;grid-template-columns:repeat(2,1fr);gap:22px}
  .wm2-l,.wm2-r{text-align:left}
  .wm2-l .wm2-item,.wm2-r .wm2-item{flex-direction:row;justify-content:flex-start}
  .geo-bens{grid-template-columns:repeat(2,1fr);gap:16px;margin-top:26px}
  .geo-sw{max-width:520px;margin:0 auto}
  .faq-glide{grid-template-columns:1fr;gap:14px;margin-top:28px}
  .faq-glide .faq-item:nth-last-child(1):nth-child(odd){grid-column:auto}
  .rev-card{flex:0 0 calc((100% - 44px) / 3)}
  .sl-prev{left:-4px}
  .sl-next{right:-4px}
  .pt-track li{width:186px;padding:22px 10px}
  .pt-track li img{max-width:132px}
}
@media (max-width:768px){
  /* 第 16 轮：手机端不展示 Banner 英文与各板块标题上方的英文小标题 */
  .hero-en,.sec-sm{display:none}
  .pc-only{display:none !important}
  .mb-only{display:inline-flex !important}
  .sec-head-c h2{font-size:26px}
  .sec-intro{font-size:14.5px}
  .svc-list,.why-list,.news-list{grid-template-columns:1fr}
  .case-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .svc-sub{min-height:0}
  .ft-in{grid-template-columns:1fr;gap:26px}
  .ft-nav{grid-template-columns:1fr 1fr;gap:24px 20px}
  .ft-nav dl:first-child{grid-column:1/-1}
  .ft-contact{grid-column:1/-1}
  .cta-in{flex-direction:column;align-items:flex-start;gap:28px}
  .cta-tx h2{font-size:27px}
  .geo-bens{grid-template-columns:1fr;gap:14px;margin-top:24px}
  .geo-ben{padding:16px 16px 15px}
  .geo-sw{max-width:100%}
  .wm2-side{grid-template-columns:1fr;gap:18px}
  .wm2-tx h3{font-size:16px}
  .wm2-tx p{font-size:13px}
  /* 窄屏圆盘：内容精简，避免文字溢出圆外（白字落到白底上会「看不见」） */
  .wm2-core{width:min(84vw,332px)}
  .wm2-core-in{padding:0 15%}
  .wm2-core-sm{display:none}
  .wm2-core-big{font-size:22px;margin-bottom:9px}
  .wm2-core-tag{font-size:11.5px;margin-bottom:9px}
  .wm2-core-tel a{font-size:20px}
  .wm2-core-btn{margin-top:10px}
  .wm2-core::before{inset:-16px}
  .wm2-core::after{inset:-34px}
  .faq-glide{gap:13px;margin-top:24px}
  .faq-q{padding:17px 50px 17px 18px;font-size:15px}
  .faq-a p{padding:0 18px 18px;font-size:14px}
  .rev-card{flex:0 0 calc((100% - 22px) / 2)}
  .hero-title{font-size:29px}
  .hero-btns{gap:12px}
  .hero-btns .btn{flex:1 1 0;justify-content:center}
  .pt-track li{width:164px;padding:20px 8px}
  .pt-track li img{max-width:118px}
}
@media (max-width:500px){
  .w-con{width:calc(100% - 32px)}
  .sec{padding:52px 0}
  .sec-head-c h2{font-size:23px}
  .svc-card{padding:30px 22px 26px}
  .svc-no{font-size:28px;right:18px;top:22px}
  .cta-act{width:100%}
  .cta-act .btn{flex:1;justify-content:center}
  .case-grid{grid-template-columns:1fr;gap:18px}
  .case-card{padding:10px}
  .rev-card{flex:0 0 88%;padding:26px 22px 22px}
  .pt-track li{width:142px;padding:18px 6px}
  .pt-track li img{max-width:102px}
}
/* 减少动效偏好 */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  [data-rv]{opacity:1;transform:none}
  .pt-view.is-marquee .pt-track{animation:none}
}