/* ============ 字体 ============ */
@font-face{font-family:'Oswald';src:url('assets/fonts/oswald.woff2') format('woff2');font-weight:300 600;font-display:swap}

:root{
  --navy:#0a1a28;          /* 主深色 */
  --navy-2:#12293d;
  --navy-3:#0e2133;
  --ink:#16232e;           /* 浅底上的文字 */
  --paper:#f8fafb;
  --white:#ffffff;
  --line:#dfe6ea;
  --line-d:rgba(255,255,255,.14);
  --metal:#9c752e;         /* 黄铜金（低调用） */
  --metal-2:#c9a25c;
  --metal-soft:#f5eee0;
  --muted:#5c6b76;
  --muted-d:#93a6b2;
  --ok:#1e7a46;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",sans-serif;color:var(--ink);background:var(--white);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.en{font-family:'Oswald',-apple-system,"PingFang SC",sans-serif;letter-spacing:.06em}
.container{max-width:1240px;margin:0 auto;padding:0 28px}
section{position:relative}

/* ============ 头部 ============ */
.top-strip{height:3px;background:linear-gradient(90deg,var(--metal) 0 30%,var(--navy) 30%)}
header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .3s}
header.solid{box-shadow:0 8px 30px rgba(10,26,40,.07)}
.hd{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:80px;gap:16px}
.brand{display:flex;align-items:center;gap:14px;justify-self:start;min-width:0}
.brand img{height:44px;width:auto}
.brand .b-txt{line-height:1.15}
.brand .b-txt b{display:block;font-size:16px;letter-spacing:.06em;color:var(--ink)}
.brand .b-txt span{font-family:'Oswald',sans-serif;font-size:10.5px;letter-spacing:.34em;color:var(--muted)}
nav.primary{justify-self:center;min-width:0}
nav.primary>ul{display:flex;gap:2px}
nav.primary a{display:block;padding:32px 16px;font-size:15px;line-height:1;color:var(--ink);position:relative;white-space:nowrap}
nav.primary a::after{content:"";position:absolute;left:16px;right:16px;bottom:0;height:2px;background:var(--metal);transform:scaleX(0);transition:transform .25s}
nav.primary a:hover::after,nav.primary a.on::after{transform:scaleX(1)}
nav.primary a.on{color:var(--navy);font-weight:600}
.hd-right{display:flex;align-items:center;gap:18px;justify-self:end;min-width:0}
.hd-tel{text-align:right;line-height:1.2}
.hd-tel .en{font-size:20px;font-weight:500;color:var(--navy);letter-spacing:.04em}
.hd-tel span{display:block;font-size:11px;color:var(--muted);letter-spacing:.14em}
.btn{border:1px solid var(--navy);padding:11px 26px;font-size:14px;letter-spacing:.12em;font-weight:600;transition:all .25s;display:inline-block;cursor:pointer}
.btn.dark{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn.dark:hover{background:var(--metal);border-color:var(--metal)}
.btn.brass{background:var(--metal);color:#fff;border-color:var(--metal)}
.btn.brass:hover{background:#8a6524}
.btn.line-light{border-color:rgba(255,255,255,.5);color:#fff}
.btn.line-light:hover{background:#fff;color:var(--navy)}
.btn.ghost{border-color:var(--navy);color:var(--navy);background:transparent}
.btn.ghost:hover{background:var(--navy);color:#fff}
.hamburger{display:none;border:1px solid var(--line);background:#fff;border-radius:4px;padding:9px 12px;cursor:pointer;font-size:18px}

/* ============ HERO ============ */
.hero{background:var(--navy);color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);background-size:26px 26px;opacity:.5;pointer-events:none}
.hero::after{content:"";position:absolute;right:-220px;top:-220px;width:640px;height:640px;border-radius:50%;background:radial-gradient(circle,rgba(201,162,92,.16),transparent 62%);pointer-events:none}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:64px;padding-top:96px;padding-bottom:104px;align-items:center}
.hero-eyebrow{font-family:'Oswald',sans-serif;font-size:13px;letter-spacing:.42em;color:var(--metal-2);text-transform:uppercase;margin-bottom:26px;display:flex;align-items:center;gap:16px}
.hero-eyebrow::before{content:"";width:44px;height:1px;background:var(--metal-2)}
.hero h1{font-size:54px;line-height:1.22;font-weight:600;letter-spacing:.01em}
.hero h1 .thin{font-weight:300;color:#cfe0ec}
.hero h1 .gold{color:var(--metal-2)}
.hero-en{font-family:'Oswald',sans-serif;font-size:15px;letter-spacing:.3em;color:#7f97a8;text-transform:uppercase;margin-top:18px}
.hero-sub{color:#b7c7d3;font-size:16px;max-width:560px;margin-top:26px}
.hero-cta{display:flex;gap:18px;margin-top:40px;flex-wrap:wrap}
.hero-marks{display:flex;gap:44px;margin-top:52px;flex-wrap:wrap;border-top:1px solid var(--line-d);padding-top:26px}
.hero-marks .mk .en{font-size:34px;font-weight:300;color:#fff;line-height:1;display:block}
.hero-marks .mk span{font-size:12.5px;color:var(--muted-d);letter-spacing:.2em;text-transform:uppercase}
/* hero 视觉 */
.hero-visual{position:relative}
.hv-main{position:relative;overflow:hidden;border-radius:2px;box-shadow:0 40px 90px rgba(0,0,0,.5)}
.hv-main img{width:100%;height:480px;object-fit:cover}
.hv-main::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(7,16,26,.72))}
.hv-cap{position:absolute;left:26px;bottom:22px;z-index:3}
.hv-cap .en{font-family:'Oswald',sans-serif;font-size:11px;letter-spacing:.32em;color:var(--metal-2);text-transform:uppercase}
.hv-cap b{display:block;font-size:21px;color:#fff;font-weight:500;letter-spacing:.1em;margin-top:4px}
.hv-frame{position:absolute;inset:14px;border:1px solid rgba(255,255,255,.28);z-index:2;pointer-events:none}
.hv-chip{position:absolute;right:-14px;top:-14px;background:var(--metal);color:#fff;padding:13px 18px;text-align:center;z-index:4;box-shadow:0 18px 40px rgba(0,0,0,.4)}
.hv-chip .en{font-family:'Oswald',sans-serif;font-size:15px;letter-spacing:.18em;font-weight:500;line-height:1.2;display:block;text-transform:uppercase}
.hv-chip span{font-size:10.5px;letter-spacing:.22em;opacity:.94;line-height:1.5}
.hv-coord{position:absolute;right:6px;top:-26px;font-family:'Oswald',sans-serif;font-size:11px;letter-spacing:.3em;color:rgba(255,255,255,.55);text-transform:uppercase}

/* ============ 产品英文走马灯 ============ */
.marquee{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;padding:20px 0}
.marquee .track{display:flex;gap:0;width:max-content;animation:mq 40s linear infinite}
.marquee:hover .track{animation-play-state:paused}
@keyframes mq{to{transform:translateX(-50%)}}
.mq-item{font-family:'Oswald',sans-serif;font-size:15px;letter-spacing:.3em;color:#8a97a1;text-transform:uppercase;white-space:nowrap;padding:0 34px;display:flex;align-items:center;gap:34px}
.mq-item::after{content:"◆";font-size:7px;color:var(--metal-2)}
.mq-item:last-child::after{display:none}

/* ============ 区块通用 ============ */
.section{padding:108px 0}
.sec-head{display:grid;grid-template-columns:220px 1fr;gap:60px;margin-bottom:64px}
.sec-no{font-family:'Oswald',sans-serif;font-size:15px;letter-spacing:.4em;color:var(--metal);text-transform:uppercase;display:flex;align-items:center;gap:16px}
.sec-no::after{content:"";height:1px;flex:1;background:var(--line)}
.sec-title{font-size:38px;font-weight:600;letter-spacing:.02em;color:var(--ink);line-height:1.3}
.sec-title .en-sub{display:block;font-family:'Oswald',sans-serif;font-size:13px;letter-spacing:.34em;color:var(--muted);text-transform:uppercase;font-weight:400;margin-top:10px}
.sec-desc{color:var(--muted);max-width:560px;margin-top:14px}
.paper{background:var(--paper)}

/* ============ 企业数字（克制条） ============ */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats .grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:46px 34px;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat .en{font-size:52px;font-weight:300;color:var(--navy);line-height:1;display:block}
.stat .en sup{font-size:26px;color:var(--metal)}
.stat span{display:block;margin-top:10px;font-size:14.5px;color:var(--muted);letter-spacing:.1em}
.stat small{display:block;color:#9aa6af;font-size:12px;margin-top:2px}

/* ============ 关于 ============ */
.about .grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.about-lead{font-size:24px;line-height:1.8;color:var(--ink);font-weight:500;letter-spacing:.02em}
.about-lead .gold{color:var(--metal)}
.about-body p{color:var(--muted);margin-top:18px;font-size:15.5px}
.about-body p b{color:var(--ink)}
.about-facts{margin-top:34px;border-top:1px solid var(--line)}
.fact{display:grid;grid-template-columns:130px 1fr;padding:13px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.fact dt{color:var(--muted);letter-spacing:.14em}
.fact dd{color:var(--ink)}
.fact dd .en{color:var(--metal);margin-right:10px;text-transform:uppercase;font-size:13px}

/* ============ 产品体系（编辑式列表） ============ */
.prod-row{display:grid;grid-template-columns:70px 150px 1fr 56px;gap:30px;align-items:center;padding:26px 8px;border-bottom:1px solid var(--line);transition:background .25s;cursor:pointer}
.prod-row:hover{background:#fff}
.prod-row .no{font-family:'Oswald',sans-serif;font-size:22px;font-weight:300;color:#c2ccd2}
.prod-row:hover .no{color:var(--metal)}
.prod-row .ph{overflow:hidden;border-radius:2px}
.prod-row .ph img{width:150px;height:96px;object-fit:cover;transition:transform .4s}
.prod-row:hover .ph img{transform:scale(1.06)}
.prod-row h3{font-size:20px;color:var(--ink);font-weight:600;display:flex;align-items:baseline;gap:16px}
.prod-row h3 .en{font-family:'Oswald',sans-serif;font-size:13px;color:var(--metal);text-transform:uppercase;letter-spacing:.22em;font-weight:400}
.prod-row p{color:var(--muted);font-size:14px;margin-top:4px}
.prod-row .arr{font-size:22px;color:#c2ccd2;text-align:right;transition:color .2s,transform .2s}
.prod-row:hover .arr{color:var(--metal);transform:translateX(6px)}

/* ============ 工艺（深色） ============ */
.process-sec{background:var(--navy);color:#fff}
.process-sec .sec-title{color:#fff}
.process-sec .sec-desc{color:var(--muted-d)}
.process-sec .sec-no::after{background:var(--line-d)}
.p-steps{display:grid;grid-template-columns:repeat(6,1fr)}
.p-step{position:relative;padding:34px 18px 0;border-top:1px solid var(--line-d)}
.p-step::before{content:"";position:absolute;top:-3px;left:18px;width:5px;height:5px;border-radius:50%;background:var(--metal-2)}
.p-step .en{font-size:40px;font-weight:300;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.35);display:block;line-height:1}
.p-step:hover .en{color:var(--metal-2);-webkit-text-stroke:0}
.p-step h4{font-size:18px;margin:16px 0 6px;font-weight:600}
.p-step p{font-size:13px;color:var(--muted-d)}
.p-note{margin-top:54px;display:flex;gap:18px;align-items:flex-start;background:rgba(255,255,255,.04);border:1px solid var(--line-d);padding:22px 26px;font-size:14.5px;color:var(--muted-d)}
.p-note b{color:var(--metal-2);font-weight:600}

/* ============ 应用领域 ============ */
.apps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}
.app{background:var(--white);padding:36px 30px;transition:all .25s;position:relative}
.app:hover{background:var(--navy)}
.app .en{font-size:12px;letter-spacing:.26em;color:var(--metal);text-transform:uppercase;display:block;margin-bottom:10px}
.app h4{font-size:19px;color:var(--ink);transition:color .2s}
.app p{font-size:13.5px;color:var(--muted);margin-top:6px}
.app:hover h4,.app:hover p{color:#fff}
.app:hover .en{color:var(--metal-2)}

/* ============ 质量（浅底左文右图风格） ============ */
.qa .grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.qa-copy .sec-title{font-size:34px}
.qa-list{margin-top:26px}
.qa-list li{display:grid;grid-template-columns:56px 1fr;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}
.qa-list .en{font-family:'Oswald',sans-serif;font-size:26px;font-weight:300;color:var(--metal)}
.qa-list b{display:block;font-size:16px;margin-bottom:3px}
.qa-list span{font-size:14px;color:var(--muted)}
.qa-certs{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cert{aspect-ratio:4/3;border:1px dashed #c8d0d6;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#9aa6af;font-size:13px;gap:8px;background:#fff}
.cert .en{font-size:12px;letter-spacing:.22em;text-transform:uppercase}
.cert.note{color:var(--metal)}
.cert-img{border:1px solid var(--line);overflow:hidden;display:flex;align-items:center;justify-content:center;background:#f4f6f8}
.cert-img img{width:100%;height:100%;object-fit:cover}
.cert-img span{color:#9aa6af;font-size:12px}

/* ============ 全球CTA ============ */
.global{background:linear-gradient(120deg,var(--navy-3),var(--navy-2));color:#fff;overflow:hidden}
.global::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);background-size:22px 22px}
.global .container{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center;gap:40px;flex-wrap:wrap;padding-top:76px;padding-bottom:76px}
.g-left .en-sub{font-family:'Oswald',sans-serif;font-size:12.5px;letter-spacing:.4em;color:var(--metal-2);text-transform:uppercase}
.g-left h2{font-size:40px;margin:14px 0 10px;font-weight:600}
.g-left p{color:var(--muted-d);font-size:15.5px;max-width:520px}
.g-right{text-align:left}
.g-tel .en{font-size:40px;font-weight:300;letter-spacing:.04em;color:#fff;display:block;line-height:1}
.g-tel span{font-size:12px;color:var(--muted-d);letter-spacing:.24em;text-transform:uppercase}
.g-cta{display:flex;gap:14px;margin-top:24px;flex-wrap:wrap}

/* ============ 页脚 ============ */
footer{background:#071420;color:#8596a2;font-size:14px}
.foot{display:grid;grid-template-columns:1.35fr 1fr 1fr 1.25fr;gap:50px;padding:76px 0 56px}
footer h5{color:#e8eef2;font-size:14px;letter-spacing:.22em;margin-bottom:22px;font-weight:600;text-transform:uppercase}
footer p{line-height:2;font-size:13.5px}
.f-brand .en-logo{font-family:'Oswald',sans-serif;font-size:26px;letter-spacing:.24em;color:#fff;margin-bottom:6px}
.f-brand small{font-size:11px;letter-spacing:.3em;color:var(--metal-2);text-transform:uppercase}
.f-brand p{margin-top:18px;color:#71828e;font-size:13.5px}
footer ul li{margin-bottom:10px}
footer ul a{font-size:13.5px;color:#8596a2}
footer ul a:hover{color:var(--metal-2)}
.f-ct li{display:flex;gap:12px;align-items:flex-start;font-size:13.5px}
.f-ct .en{font-family:'Oswald',sans-serif;letter-spacing:.14em;color:var(--metal-2);text-transform:uppercase;font-size:11px;min-width:52px;padding-top:4px}
.f-qr{display:flex;gap:16px;align-items:center;margin-top:20px}
.f-qr img{width:96px;height:96px;background:#fff;padding:5px}
.f-qr span{font-size:12px;color:#71828e;line-height:1.8}
.f-bottom{border-top:1px solid rgba(255,255,255,.08);padding:24px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#5f707c}
.f-bottom a{color:#8596a2}
.f-bottom a:hover{color:#fff}

/* ============ 响应式 ============ */
@media(max-width:1280px){.hd-tel{display:none}}
@media(max-width:1080px){
  .hero .container{grid-template-columns:1fr;padding-top:70px;padding-bottom:80px;gap:80px}
  .hero-visual{max-width:640px;min-height:420px}
  .stats .grid{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:none}
  .stat{border-bottom:1px solid var(--line)}
  .stat:nth-child(n+3){border-bottom:none}
  .about .grid,.qa .grid{grid-template-columns:1fr;gap:50px}
  .p-steps{grid-template-columns:repeat(3,1fr);row-gap:40px}
  .apps{grid-template-columns:repeat(2,1fr)}
  .sec-head{grid-template-columns:1fr;gap:18px;margin-bottom:44px}
  .foot{grid-template-columns:1fr 1fr;gap:40px}
  .prod-row{grid-template-columns:60px 130px 1fr 40px}
  .prod-row .ph img{width:130px;height:86px}
  nav.primary{display:none}
  .hamburger{display:block}
  nav.primary.open{display:block;position:absolute;top:80px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 20px 40px rgba(10,26,40,.1)}
  nav.primary.open>ul{flex-direction:column;padding:8px 28px 20px}
  nav.primary.open a{padding:13px 0;border-bottom:1px solid var(--line)}
  nav.primary.open a::after{display:none}
}
@media(max-width:720px){
  .hd-tel{display:none}
  .hero h1{font-size:34px}
  .sec-title{font-size:28px}
  .stat .en{font-size:40px}
  .prod-row{grid-template-columns:1fr;gap:14px;padding:22px 4px}
  .prod-row .no{display:none}
  .prod-row .ph img{width:100%;height:190px;object-fit:cover}
  .apps{grid-template-columns:1fr}
  .g-left h2{font-size:30px}
  .section{padding:76px 0}
  .foot{grid-template-columns:1fr}
}
/* 滚动出现 */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ================= 内页通用 ================= */
.page-hero{background:var(--navy);color:#fff;position:relative;overflow:hidden;padding:84px 0 74px}
.page-hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);background-size:26px 26px}
.page-hero .container{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:flex-end;gap:40px;flex-wrap:wrap}
.page-hero .crumb{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:.26em;color:var(--metal-2);text-transform:uppercase;margin-bottom:16px}
.page-hero h1{font-size:44px;font-weight:600;letter-spacing:.02em;line-height:1.25}
.page-hero .ph-en{font-family:'Oswald',sans-serif;font-size:13px;letter-spacing:.34em;color:#7f97a8;text-transform:uppercase;margin-top:12px}
.page-hero .ph-side{max-width:460px;color:#b7c7d3;font-size:15px;line-height:1.9}
.crumb-line{display:flex;gap:10px;flex-wrap:wrap;padding:18px 0;font-size:13px;color:var(--muted);border-bottom:1px solid var(--line)}
.crumb-line a:hover{color:var(--accent,var(--metal))}
.sec-tight{padding:72px 0}
.lead-statement{font-size:23px;line-height:1.85;color:var(--ink);font-weight:500}
.lead-statement .gold{color:var(--metal)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.grid-2-ctr{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.facts{border-top:1px solid var(--line);margin-top:30px}
.fact{display:grid;grid-template-columns:140px 1fr;padding:14px 0;border-bottom:1px solid var(--line);font-size:14.5px;gap:20px}
.fact dt{color:var(--muted);letter-spacing:.12em;font-size:13px;padding-top:3px}
.fact dd{color:var(--ink)}
.pill-line{display:flex;flex-wrap:wrap;gap:10px}
.pill-line span{border:1px solid var(--line);border-radius:20px;padding:5px 15px;font-size:13px;color:var(--muted)}
.pill-line span b{color:var(--ink);font-weight:600}
/* 产品卡片组 */
.family-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.family-card{background:#fff;border:1px solid var(--line);transition:transform .25s,box-shadow .25s}
.family-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(10,26,40,.12)}
.family-card .im{overflow:hidden}
.family-card .im img{width:100%;height:210px;object-fit:cover;transition:transform .4s}
.family-card:hover .im img{transform:scale(1.05)}
.family-card .tx{padding:18px 18px 20px}
.family-card .tx h3{font-size:17px;color:var(--ink)}
.family-card .tx .en{font-family:'Oswald',sans-serif;font-size:11px;letter-spacing:.22em;color:var(--metal);text-transform:uppercase;margin:4px 0 10px;display:block}
.family-card .tx .tags{display:flex;flex-wrap:wrap;gap:6px}
.family-card .tx .tags span{background:var(--mist);color:var(--muted);font-size:12px;padding:3px 10px;border-radius:3px}
/* 产品详情 */
.detail-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.gallery-main{border:1px solid var(--line);overflow:hidden}
.gallery-main img{width:100%;height:420px;object-fit:cover}
.thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:10px}
.thumbs img{width:100%;height:86px;object-fit:cover;border:2px solid transparent;cursor:pointer}
.thumbs img.on{border-color:var(--metal)}
.detail-info .en{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:.3em;color:var(--metal);text-transform:uppercase}
.detail-info h1{font-size:32px;color:var(--ink);margin:10px 0 14px;line-height:1.3}
.detail-info .desc{color:var(--muted);line-height:1.9}
.detail-cta{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
/* 规格表格 */
table.spec{width:100%;border-collapse:collapse;font-size:14px}
table.spec th{background:var(--navy);color:#fff;font-weight:500;padding:11px 14px;text-align:left;letter-spacing:.06em}
table.spec td{padding:11px 14px;border-bottom:1px solid var(--line)}
table.spec tr:nth-child(even) td{background:#fafbfc}
table.spec td:first-child{color:var(--muted);width:220px}
.note-bar{display:flex;gap:14px;align-items:flex-start;background:var(--metal-soft);border-left:3px solid var(--metal);padding:14px 18px;font-size:13.5px;color:#7a5a22;margin:26px 0}
/* 联系页 */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:start}
.c-info .c-block{display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--line)}
.c-info .c-block .ic{width:46px;height:46px;flex-shrink:0;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--metal);font-size:19px}
.c-info .c-block b{display:block;color:var(--ink);font-size:15px;margin-bottom:2px}
.c-info .c-block .en{font-family:'Oswald',sans-serif;font-size:11px;letter-spacing:.2em;color:var(--muted);text-transform:uppercase}
.c-info .c-block p{color:var(--muted);font-size:14px;line-height:1.8;margin-top:6px}
form.q-form{background:#fff;border:1px solid var(--line);padding:32px}
form.q-form h3{font-size:20px;color:var(--ink);margin-bottom:6px}
form.q-form .f-sub{font-size:13px;color:var(--muted);margin-bottom:22px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px;letter-spacing:.05em}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);padding:11px 13px;font-size:14px;color:var(--ink);background:#fff;font-family:inherit;border-radius:2px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--metal)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.map-ph{width:100%;height:320px;border:1px dashed #c3ccd2;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#9aa6af;background:#f6f8f9;font-size:13.5px;gap:6px}
.map-ph .en{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:.3em;text-transform:uppercase}
@media(max-width:1024px){.family-grid{grid-template-columns:repeat(3,1fr)}.grid-2,.grid-2-ctr,.contact-grid{grid-template-columns:1fr;gap:40px}.detail-grid{grid-template-columns:1fr}}
@media(max-width:720px){.family-grid{grid-template-columns:repeat(2,1fr)}.page-hero h1{font-size:32px}.page-hero{padding:56px 0 48px}.grid-2,.grid-2-ctr,.contact-grid{grid-template-columns:1fr}.field-row{grid-template-columns:1fr}.thumbs img{height:64px}}
@media(max-width:560px){.family-grid{grid-template-columns:1fr}}

.ph-empty{width:100%;height:210px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--navy-2),var(--navy));color:rgba(255,255,255,.92);font-family:'Oswald',sans-serif;letter-spacing:.34em;font-size:24px;text-transform:uppercase}
@media(max-width:720px){.ph-empty{height:190px}}

.to-top{position:fixed;right:26px;bottom:26px;width:46px;height:46px;border-radius:50%;background:var(--navy);color:#fff;border:1px solid rgba(255,255,255,.18);font-size:19px;line-height:1;cursor:pointer;opacity:0;visibility:hidden;transition:all .3s;z-index:90;box-shadow:0 12px 26px rgba(10,26,40,.35)}
.to-top.show{opacity:1;visibility:visible}
.to-top:hover{background:var(--metal)}
.pn-row{display:flex;gap:12px;margin-top:20px;flex-wrap:wrap}
.pn-row a{font-size:13px;color:var(--muted);border:1px solid var(--line);padding:6px 14px;border-radius:4px;transition:all .2s}
.pn-row a:hover{color:var(--metal);border-color:var(--metal)}
.sci-banner{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;background:linear-gradient(120deg,var(--navy-3),var(--navy-2));color:#fff;padding:30px 34px;margin-top:8px;text-decoration:none}
.sci-banner .sb-t b{font-size:20px;letter-spacing:.03em}
.sci-banner .sb-t .en{font-family:'Oswald',sans-serif;font-size:11px;letter-spacing:.3em;color:var(--metal-2);text-transform:uppercase;display:block;margin-bottom:6px}
.sci-banner .sb-t p{color:var(--muted-d);font-size:13.5px;margin-top:8px}
.sci-banner .go{display:inline-flex;align-items:center;gap:8px;background:var(--metal);color:#fff;padding:11px 24px;font-size:14px;flex-shrink:0}
.sci-banner:hover .go{background:#8a6524}
@media(max-width:720px){.to-top{right:14px;bottom:14px;width:42px;height:42px}}

/* 详情页右侧性能参数区 */
.detail-grid{grid-template-columns:.95fr 1.05fr;align-items:start}
.detail-specs{margin-top:28px;border-top:1px solid var(--line);padding-top:18px}
.ds-head{display:flex;align-items:baseline;gap:12px;margin-bottom:6px}
.ds-head .en{font-family:'Oswald',sans-serif;font-size:11px;letter-spacing:.3em;color:var(--metal);text-transform:uppercase}
.ds-head b{font-size:20px;color:var(--ink)}
.ds-table{margin-top:14px}
.ds-table.ds-first{margin-top:0}
.ds-name{font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px;padding-left:8px;border-left:3px solid var(--metal)}
.ds-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
table.spec-side{font-size:12.5px;min-width:100%}
table.spec-side th{padding:7px 9px;font-size:12px;white-space:nowrap}
table.spec-side td{padding:7px 9px;line-height:1.5}
table.spec-side td:first-child{width:auto;color:var(--ink);font-weight:500}
.ds-note{color:#8a97a1;font-size:12px;margin-top:6px}

/* 首页 技术服务一体化 区块 */
.svc-intro{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center;margin-bottom:52px}
.svc-lead{font-size:25px;line-height:1.85;color:var(--ink);font-weight:500}
.svc-lead b{color:var(--metal)}
.svc-body p{color:var(--muted);font-size:15.5px}
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.svc-item{background:#fff;padding:30px 26px;transition:all .25s;position:relative}
.svc-item:hover{background:var(--navy)}
.svc-item .en{font-family:'Oswald',sans-serif;font-size:11px;letter-spacing:.26em;color:var(--metal);text-transform:uppercase;display:block;margin-bottom:12px}
.svc-item h3{font-size:18px;color:var(--ink);margin-bottom:8px;transition:color .2s}
.svc-item p{font-size:13.5px;color:var(--muted);line-height:1.9}
.svc-item:hover h3,.svc-item:hover p{color:#fff}
.svc-item:hover .en{color:var(--metal-2)}
@media(max-width:1024px){.svc-grid{grid-template-columns:repeat(2,1fr)}.svc-intro{grid-template-columns:1fr;gap:28px}}
@media(max-width:560px){.svc-grid{grid-template-columns:1fr}}

/* 质量区右侧产品掠影 */
.qa-certs.gal{grid-template-columns:1fr 1fr}
.qc-ph{position:relative;display:block;aspect-ratio:4/3;overflow:hidden;background:#eef1f4}
.qc-ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.qc-ph:hover img{transform:scale(1.06)}
.qc-ph::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(7,16,26,.72));pointer-events:none}
.qc-ph .lb{position:absolute;left:14px;bottom:12px;color:#fff;z-index:2}
.qc-ph .lb .en{font-family:'Oswald',sans-serif;font-size:10px;letter-spacing:.24em;color:var(--metal-2);text-transform:uppercase;display:block}
.qc-ph .lb b{font-size:14px;font-weight:500;letter-spacing:.06em}
@media(max-width:560px){.qa-certs.gal{grid-template-columns:1fr}}

/* 图集左右切换与自动轮播 */
.gallery-main{position:relative}
.gal-arr{position:absolute;top:50%;transform:translateY(-50%);z-index:6;border:0;cursor:pointer;
  width:44px;height:60px;background:rgba(10,26,40,.45);color:#fff;font-size:30px;line-height:60px;padding:0;
  transition:background .2s;backdrop-filter:blur(2px)}
.gal-arr:hover{background:var(--metal)}
.gal-prev{left:0;border-radius:0 8px 8px 0}
.gal-next{right:0;border-radius:8px 0 0 8px}
@media(max-width:560px){.gal-arr{width:36px;height:50px;font-size:24px;line-height:50px}}

/* 首页产品搜索 */
.search-band{background:linear-gradient(180deg,#0d2031 0%,#0a1a28 100%);color:#fff;padding:64px 0 58px}
.search-band .sb-label{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:.4em;color:var(--metal-2);text-transform:uppercase;text-align:center;margin-bottom:14px}
.search-band h2{font-size:30px;text-align:center;font-weight:600}
.search-band h2 small{display:block;font-size:13px;color:var(--muted-d);font-weight:400;margin-top:10px;letter-spacing:.08em}
.search-box{position:relative;max-width:760px;margin:30px auto 0}
.search-box .row{display:flex}
.search-box input{flex:1;border:0;background:#fff;color:var(--ink);font-size:16px;padding:16px 20px;border-radius:6px 0 0 6px;outline:none}
.search-box .sb-btn{background:var(--metal);color:#fff;border:0;border-radius:0 6px 6px 0;padding:0 28px;font-size:15px;letter-spacing:.15em;cursor:pointer;display:flex;align-items:center;gap:8px}
.search-box .sb-btn:hover{background:#8a6524}
.site-res{display:none;position:absolute;left:0;right:0;top:calc(100% + 6px);background:#fff;color:var(--ink);border-radius:8px;box-shadow:0 22px 50px rgba(0,0,0,.35);overflow:hidden;z-index:60}
.sr-it{display:flex;gap:14px;align-items:center;padding:11px 16px;text-decoration:none;color:var(--ink);border-bottom:1px solid var(--line)}
.sr-it:last-child{border-bottom:0}
.sr-it.on,.sr-it:hover{background:var(--mist)}
.sr-im{width:66px;height:50px;flex-shrink:0;border-radius:4px;overflow:hidden;background:var(--mist)}
.sr-im img{width:100%;height:100%;object-fit:cover}
.sr-tx{flex:1;min-width:0}
.sr-tx b{font-size:15px;display:block}
.sr-tx b i{font-style:normal;font-family:'Oswald',sans-serif;font-size:11px;letter-spacing:.16em;color:var(--metal);margin-left:8px}
.sr-tx span{display:block;color:var(--muted);font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.sr-go{color:#c2ccd2;font-size:18px}
.sb-chips{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:18px}
.sb-chips button{border:1px solid rgba(255,255,255,.25);color:#cfe0ec;background:transparent;border-radius:20px;padding:5px 14px;font-size:12.5px;cursor:pointer;transition:all .2s}
.sb-chips button:hover{color:var(--ink);background:#fff;border-color:#fff}
@media(max-width:640px){.search-band h2{font-size:24px}.search-box input{padding:13px 14px}.search-box .sb-btn{padding:0 16px}}

/* 页头搜索 */
.hdr-srch{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 18px;border:1px solid var(--line);border-radius:22px;background:#f2f5f7;color:var(--ink);font-size:14px;cursor:pointer;transition:all .2s;line-height:1;white-space:nowrap}
.hdr-srch svg{width:16px;height:16px;flex-shrink:0}
.hdr-srch:hover{border-color:var(--metal);color:var(--metal);background:#fff;box-shadow:0 4px 14px rgba(10,26,40,.1)}
.hsr-label{font-weight:500}
.hsr-hint{color:#98a5ae;font-size:12px;letter-spacing:.04em}
@media(max-width:1480px){.hsr-hint{display:none}}
@media(max-width:900px){.hdr-srch{width:42px;height:42px;padding:0;justify-content:center;border-radius:8px}.hsr-label{display:none}}
.srch-panel{display:none;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 16px 34px rgba(10,26,40,.08);padding:20px 0 14px}
.srch-panel.open{display:block}
.srch-panel-in{display:flex;max-width:860px;margin:0 auto;position:relative}
.srch-panel-in input{flex:1;border:1px solid var(--line);border-right:0;border-radius:6px 0 0 6px;padding:14px 18px;font-size:15px;color:var(--ink);outline:none}
.srch-panel-in input:focus{border-color:var(--metal)}
.srch-panel .sb-btn{border:0;border-radius:0 6px 6px 0;padding:0 24px;background:var(--metal);color:#fff;cursor:pointer;font-size:14px;letter-spacing:.12em}
.srch-panel .site-res{left:0;right:0;top:calc(100% + 8px);max-width:none}
.srch-panel .sb-chips{margin-top:14px}
.srch-panel .sb-chips button{border-color:var(--line);color:var(--muted);background:#fff}
.srch-panel .sb-chips button:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
@media(max-width:720px){.hdr-srch{width:40px;height:40px}}

.srch-panel .sr-it .sr-im img{max-width:none}

/* header adaptive fix：中宽屏排版修正，避免重叠 */
@media(max-width:1500px){
  .hd-tel{display:none}
  .hd{gap:12px}
  nav.primary a{padding:30px 11px;font-size:14px}
  .hd-right{gap:10px}
  .hdr-srch{padding:0 14px}
}
@media(max-width:1240px){
  .hdr-srch{padding:0 12px}
}
@media(max-width:1080px){
  /* 已折叠为汉堡菜单时，搜索按钮与汉堡并排，间距紧凑 */
  .hd{gap:8px}
  .hdr-srch{width:40px;height:40px;padding:0;justify-content:center}
}
/* 首屏文字允许优雅换行 */
.hero-eyebrow{flex-wrap:wrap;line-height:1.6}
.hero .trust{gap:22px 30px}
@media(max-width:1024px){.hero h1{font-size:34px}.hero .hero-eyebrow{font-size:11px;letter-spacing:.24em}}

/* 公司位置地图 */
.map-box{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}
.map-box img{width:100%;display:block}
.map-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:14px 16px}
.map-foot p{color:var(--muted);font-size:14px;margin:0}
.map-acts{display:flex;gap:10px;flex-wrap:wrap}

/* 首页悬浮询盘 */
.inquiry-float{position:fixed;left:24px;bottom:24px;z-index:120;display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.inquiry-float .if-toggle{width:auto;border:0;cursor:pointer;background:linear-gradient(120deg,#b8862f,#e07b2f);color:#fff;
  padding:16px 30px;border-radius:999px;font-size:17px;font-weight:700;letter-spacing:.08em;
  display:flex;align-items:center;gap:10px;box-shadow:0 14px 34px rgba(10,26,40,.4);transition:all .2s;border:1px solid rgba(255,255,255,.25)}
.inquiry-float .if-toggle:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(10,26,40,.42)}
.inquiry-float .if-toggle .dot{width:8px;height:8px;border-radius:50%;background:#fff;animation:ifpulse 1.6s infinite}
@keyframes ifpulse{0%,100%{opacity:1}50%{opacity:.35}}
.inquiry-float .if-card{display:none;width:360px;max-width:calc(100vw - 30px);background:#fff;border-radius:14px;
  box-shadow:0 24px 60px rgba(10,26,40,.3);overflow:hidden}
.inquiry-float.open .if-card{display:block}
.inquiry-float .if-card .if-head{background:var(--navy);color:#fff;padding:14px 16px;display:flex;align-items:center;justify-content:space-between}
.inquiry-float .if-card .if-head b{font-size:16px}
.inquiry-float .if-card .if-head span{font-family:'Oswald',sans-serif;font-size:10px;letter-spacing:.22em;color:#c9a25c;display:block}
.inquiry-float .if-card .if-close{background:none;border:0;color:#cfe0ec;font-size:18px;cursor:pointer}
.inquiry-float .if-card .if-body{padding:14px 16px 16px}
.if-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.if-field{margin-bottom:10px}
.if-field label{font-size:12.5px;color:#5c6b76;display:block;margin-bottom:4px}
.if-field input,.if-field textarea,.if-field select{width:100%;border:1px solid #dfe6ea;border-radius:6px;padding:9px 11px;font-size:13.5px;font-family:inherit;color:#16232e;box-sizing:border-box}
.if-field input:focus,.if-field textarea:focus,.if-field select:focus{outline:none;border-color:#9c752e}
.if-field textarea{resize:vertical}
.inquiry-float .if-submit{width:100%;border:0;cursor:pointer;background:#9c752e;color:#fff;border-radius:8px;padding:11px;font-size:15px;font-weight:600;letter-spacing:.1em}
.inquiry-float .if-submit:hover{background:#8a6524}
.inquiry-float .if-submit:disabled{opacity:.55;cursor:not-allowed}
.inquiry-float .if-status{margin-top:8px;font-size:12.5px;line-height:1.6}
@media(max-width:720px){.inquiry-float{left:14px;bottom:14px;right:auto}.inquiry-float .if-card{width:min(360px,calc(100vw - 28px))}}



/* ==== 六道工序动态化 ==== */
.process-sec .p-steps .p-step{opacity:0;transform:translateY(22px);transition:opacity .55s ease,transform .55s ease}
.process-sec .p-steps.in .p-step{opacity:1;transform:none}
.process-sec .p-steps.in .p-step:nth-child(1){transition-delay:.05s}
.process-sec .p-steps.in .p-step:nth-child(2){transition-delay:.18s}
.process-sec .p-steps.in .p-step:nth-child(3){transition-delay:.31s}
.process-sec .p-steps.in .p-step:nth-child(4){transition-delay:.44s}
.process-sec .p-steps.in .p-step:nth-child(5){transition-delay:.57s}
.process-sec .p-steps.in .p-step:nth-child(6){transition-delay:.70s}
.process-sec .p-steps.in .p-step:hover{transform:translateY(-5px)}
/* 顶部能量点按工序顺序流动脉动 */
.process-sec .p-step::before{animation:stepdot 2.4s ease-in-out infinite}
.process-sec .p-step:nth-child(2)::before{animation-delay:.4s}
.process-sec .p-step:nth-child(3)::before{animation-delay:.8s}
.process-sec .p-step:nth-child(4)::before{animation-delay:1.2s}
.process-sec .p-step:nth-child(5)::before{animation-delay:1.6s}
.process-sec .p-step:nth-child(6)::before{animation-delay:2.0s}
@keyframes stepdot{
  0%{box-shadow:0 0 0 0 rgba(201,162,92,0)}
  45%{box-shadow:0 0 0 9px rgba(201,162,92,.28)}
  100%{box-shadow:0 0 0 0 rgba(201,162,92,0)}
}
/* 数字/标题悬停点亮 */
.process-sec .p-step .en{transition:color .35s,text-shadow .35s}
.process-sec .p-step:hover .en{color:#c9a25c;-webkit-text-stroke-color:transparent;text-shadow:0 0 18px rgba(201,162,92,.55)}
.process-sec .p-step h4{transition:color .3s,transform .3s}
.process-sec .p-step:hover h4{color:#f0a24a}
/* 底部工艺说明细呼吸 */
.process-sec .p-note{animation:noteIn 1s ease both}
@keyframes noteIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ===== 在线客服聊天窗（初版） ===== */
.cw{position:fixed;left:24px;bottom:24px;z-index:150;font-family:inherit}
.cw .cw-open{display:flex;align-items:center;gap:9px;background:linear-gradient(120deg,#b8862f,#e07b2f);color:#fff;
  border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:15px 26px;font-size:16px;font-weight:700;
  cursor:pointer;box-shadow:0 14px 34px rgba(10,26,40,.4);letter-spacing:.05em}
.cw .cw-open .dot{width:9px;height:9px;border-radius:50%;background:#fff;animation:ifpulse 1.5s infinite}
.cw .cw-panel{display:none;position:absolute;left:0;bottom:66px;width:min(370px,calc(100vw - 24px));height:min(520px,calc(100vh - 120px));
  background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 26px 70px rgba(10,26,40,.4);
  flex-direction:column}
.cw.open .cw-panel{display:flex}
.cw-head{background:var(--navy);color:#fff;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.cw-hd-l{display:flex;align-items:center;gap:10px;min-width:0}
.cw-ava{width:38px;height:38px;flex-shrink:0;border-radius:50%;background:linear-gradient(135deg,#b8862f,#e07b2f);
  color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:17px}
.cw-hd-l b{display:block;font-size:15px;letter-spacing:.03em}
.cw-st{display:flex;align-items:center;gap:6px;font-size:11.5px;color:#b9cbd8;margin-top:2px}
.cw-st i{width:7px;height:7px;border-radius:50%;background:#2fce6b;box-shadow:0 0 6px #2fce6b}
.cw-x{background:none;border:0;color:#cfe0ec;font-size:20px;cursor:pointer;padding:2px 6px}
.cw-msgs{flex:1;overflow-y:auto;padding:14px 14px 6px;background:#f4f7f9}
.cw-msg{display:flex;gap:8px;margin-bottom:12px}
.cw-msg .bub{max-width:78%;padding:9px 12px;border-radius:12px;font-size:13.5px;line-height:1.65;word-break:break-word}
.cw-msg.bot{justify-content:flex-start}
.cw-msg.bot .bub{background:#fff;border:1px solid var(--line);border-top-left-radius:4px;color:#22303c}
.cw-msg.user{justify-content:flex-end}
.cw-msg.user .bub{background:var(--navy);color:#fff;border-top-right-radius:4px}
.cw-msg .t{display:block;font-size:10px;color:#9aa6af;margin-top:4px}
.cw-msg.user .t{text-align:right}
.cw-quick{display:flex;gap:7px;flex-wrap:wrap;padding:8px 14px;background:#f4f7f9}
.cw-quick button{border:1px solid var(--line);background:#fff;color:#44525e;font-size:12.5px;border-radius:16px;padding:5px 12px;cursor:pointer}
.cw-quick button:hover{border-color:#9c752e;color:#9c752e}
.cw-in{display:flex;gap:8px;padding:10px 12px 12px;background:#fff;border-top:1px solid var(--line)}
.cw-in input{flex:1;border:1px solid var(--line);border-radius:20px;padding:9px 14px;font-size:14px;outline:none;min-width:0}
.cw-in input:focus{border-color:#9c752e}
.cw-in button{border:0;background:#9c752e;color:#fff;border-radius:20px;padding:9px 18px;font-size:14px;cursor:pointer;flex-shrink:0}
.cw-in button:hover{background:#8a6524}
.cw-in button:disabled{opacity:.6;cursor:not-allowed}
.cw-note{padding:7px 14px;font-size:11px;color:#8a97a1;background:#fbfaf7;border-top:1px solid #f0ede4}
.cw-typing{font-size:12px;color:#9aa6af;padding:2px 4px}
@media(max-width:720px){.cw{left:12px;bottom:12px}.cw .cw-open{padding:13px 20px;font-size:15px}.cw .cw-panel{left:-4px;bottom:60px;width:calc(100vw - 8px);height:calc(100vh - 130px)}}

/* 聊天输入加固：防止输入框被压缩导致逐字换行 */
.cw{max-width:calc(100vw - 20px)}
.cw-panel{min-width:0;box-sizing:border-box}
.cw-in{flex:none;width:100%;box-sizing:border-box}
.cw-in input{flex:1 1 auto;width:auto;min-width:80px;box-sizing:border-box;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cw-in button{flex:0 0 auto}
@media(max-width:720px){.cw-in input{min-width:60px}}

/* 修复消息气泡逐字竖排：气泡自适应内容宽度，长文在上限内正常换行 */
.cw-msg>div{width:fit-content;max-width:85%;min-width:0}
.cw-msg .bub{display:inline-block;width:auto;max-width:100%;word-break:break-word;white-space:normal}
.cw-msg.user>div{margin-left:auto}
.cw-msg.bot>div{margin-right:auto}

/* 聊天窗：更大默认尺寸 + 最小化/最大化/关闭 */
.cw .cw-panel{width:min(460px,calc(100vw - 24px));height:min(640px,calc(100vh - 130px))}
.cw-ctl{display:flex;align-items:center;gap:2px}
.cw-ctl .cw-x{width:30px;height:30px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:15px;padding:0}
.cw-ctl .cw-x:hover{background:rgba(255,255,255,.14)}
.cw.expanded{left:12px;right:12px;bottom:12px}
.cw.expanded .cw-open{display:none}
.cw.expanded .cw-panel{left:0;right:0;bottom:70px;width:auto;height:calc(100vh - 92px)}
@media(max-width:720px){
  .cw .cw-panel{width:calc(100vw - 8px);height:calc(100vh - 132px)}
  .cw.expanded .cw-panel{height:calc(100vh - 100px)}
}

/* 最大化 = 居中弹层（覆盖旧贴边实现） */
.cw.expanded{inset:0;left:0;right:0;top:0;bottom:0;display:flex;align-items:center;justify-content:center;pointer-events:none}
.cw.expanded .cw-panel{position:static;pointer-events:auto;width:min(760px,calc(100vw - 36px));height:min(860px,calc(100vh - 60px));bottom:auto}
.cw.expanded .cw-open{display:none}
@media(max-width:720px){
  .cw.expanded .cw-panel{width:calc(100vw - 20px);height:calc(100vh - 48px)}
}

/* 欢迎垂询·双区卡片（联系+自媒体） */
.global .g-head{text-align:center;margin-bottom:38px}
.global .g-head .en-sub{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:.38em;color:var(--metal-2);text-transform:uppercase}
.global .g-head h2{font-size:34px;font-weight:600;margin:12px 0 8px}
.global .g-head p{color:var(--muted-d);font-size:14.5px}
.g-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.g-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:26px 28px}
.gc-t{display:flex;align-items:baseline;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:10px;margin-bottom:14px}
.gc-t b{font-size:17px;color:#fff}
.gc-t span{font-family:'Oswald',sans-serif;font-size:10px;letter-spacing:.26em;color:#7f97a8;text-transform:uppercase}
.gc-name{font-size:15px;color:#cfe0ec}
.gc-tel{display:block;font-family:'Oswald',sans-serif;font-size:40px;letter-spacing:.03em;color:#fff;margin:8px 0 4px;text-decoration:none}
.gc-tel:hover{color:var(--metal-2)}
.gc-sub{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:13.5px;color:var(--muted-d)}
.gc-sub a{color:#cfe0ec}
.gc-sub a:hover{color:var(--metal-2)}
.gc-follow{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fl-item{display:flex;align-items:center;gap:11px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:12px 14px;text-decoration:none;transition:all .2s}
.fl-item:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.fl-ic{width:40px;height:40px;flex-shrink:0;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;color:#fff;background:#111}
.fl-tx b{display:block;font-size:14.5px;color:#fff}
.fl-tx i{font-style:normal;font-size:12px;color:#9db1bf}
.gc-hint{color:#5f7180;font-size:12px;margin-top:14px}
@media(max-width:860px){.g-grid{grid-template-columns:1fr}.global .g-head h2{font-size:26px}}

/* 名片式联系人卡（白卡·高端商务风） */
.bc{background:#fff !important;border:none !important;color:#16232e;position:relative;overflow:hidden;padding:30px 30px 24px !important}
.bc::after{content:"";position:absolute;left:0;right:0;bottom:0;height:4px;background:linear-gradient(90deg,#9c752e,#e07b2f)}
.bc-top{display:flex;align-items:center;gap:16px}
.bc-ava{width:58px;height:58px;flex-shrink:0;border-radius:14px;background:linear-gradient(135deg,#0a1a28,#12293d);
  color:#e0b86a;font-size:26px;font-weight:700;display:flex;align-items:center;justify-content:center;
  font-family:'Oswald',Arial;box-shadow:0 6px 16px rgba(10,26,40,.25)}
.bc-id b{display:block;font-size:24px;letter-spacing:.06em;line-height:1.15}
.bc-en{font-family:'Oswald',sans-serif;font-size:11px;letter-spacing:.3em;color:#9c752e;text-transform:uppercase;display:block;margin:3px 0}
.bc-id i{font-style:normal;font-size:12px;color:#5c6b76}
.bc-rule{height:1px;background:linear-gradient(90deg,#9c752e,rgba(156,117,46,.15));margin:20px 0 16px;border:0}
.bc-tel{display:block;text-decoration:none;color:#0a1a28}
.bc-lab{display:block;font-family:'Oswald',sans-serif;font-size:10.5px;letter-spacing:.28em;color:#8a97a1;text-transform:uppercase;margin-bottom:4px}
.bc-tel{font-family:'Oswald',sans-serif;font-size:40px;font-weight:600;letter-spacing:.02em;color:#0a1a28;transition:color .2s}
.bc-tel:hover{color:#b8862f}
.bc-rows{border-top:1px solid #eef0f2;margin-top:18px;padding-top:6px}
.bc-row{display:flex;justify-content:space-between;gap:14px;padding:7px 0;border-bottom:1px solid #f1f3f5;font-size:13.5px}
.bc-k{font-family:'Oswald',sans-serif;letter-spacing:.14em;text-transform:uppercase;font-size:10.5px;color:#9aa6af;padding-top:3px}
.bc-v{color:#16232e;font-weight:500}
.bc-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:18px;flex-wrap:wrap}
.bc-brand{font-size:14px;color:#16232e;font-weight:600}
.bc-brand i{font-family:'Oswald',sans-serif;font-style:normal;font-size:11px;letter-spacing:.22em;color:#9c752e;margin-left:8px}
@media(max-width:560px){.bc{padding:22px 18px !important}.bc-tel{font-size:30px}}

/* 宽扁版：欢迎垂询（横向名片条 + 一行自媒体） */
.g-grid2{grid-template-columns:1.3fr .7fr;align-items:stretch}
.g-card{padding:20px 26px}
.bc2{background:#fff !important;border:none !important;color:#16232e;display:flex;align-items:center;gap:22px;
  flex-wrap:nowrap;overflow:hidden}
.bc2::after{content:"";position:absolute;left:0;right:0;bottom:0;height:4px;background:linear-gradient(90deg,#9c752e,#e07b2f)}
.bc2-id{display:flex;align-items:center;gap:13px;white-space:nowrap}
.bc2-ava{width:54px;height:54px;flex-shrink:0;border-radius:12px;background:linear-gradient(135deg,#0a1a28,#12293d);
  color:#e0b86a;font-size:24px;font-weight:700;display:flex;align-items:center;justify-content:center;font-family:'Oswald',Arial}
.bc2-id b{display:block;font-size:21px;line-height:1.1}
.bc2-en{font-family:'Oswald',sans-serif;font-size:10px;letter-spacing:.26em;color:#9c752e;display:block;margin:2px 0}
.bc2-id i{font-style:normal;font-size:12px;color:#5c6b76}
.bc2-sep{width:1px;height:66px;background:linear-gradient(180deg,rgba(156,117,46,.5),rgba(156,117,46,.08));flex-shrink:0}
.bc2-tel{display:flex;flex-direction:column;color:#0a1a28;text-decoration:none;white-space:nowrap}
.bc2-lab{font-family:'Oswald',sans-serif;font-size:9.5px;letter-spacing:.24em;color:#8a97a1;text-transform:uppercase}
.bc2-tel{font-family:'Oswald',sans-serif;font-size:34px;font-weight:800;letter-spacing:.02em}
.bc2-tel:hover{color:#b8862f}
.bc2-meta{display:flex;flex-direction:column;gap:8px;white-space:nowrap}
.bc2-meta div{font-size:13px;color:#16232e;font-weight:700}
.bc2-meta span{font-family:'Oswald',sans-serif;font-size:9.5px;letter-spacing:.2em;color:#9aa6af;margin-right:10px;text-transform:uppercase}
.bc2-btn{flex-shrink:0}
.gc2 .gc2-t{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:12px}
.gc2 .gc2-t b{font-size:15px;color:#fff}
.gc2 .gc2-t span{font-family:'Oswald',sans-serif;font-size:10px;letter-spacing:.24em;color:#7f97a8;text-transform:uppercase}
.gc2-follow{display:flex;gap:10px;flex-wrap:wrap}
.fl2{display:flex;align-items:center;gap:9px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  border-radius:10px;padding:9px 12px;text-decoration:none;flex:1 1 150px}
.fl2:hover{background:rgba(255,255,255,.13)}
.fl2-ic{width:30px;height:30px;flex-shrink:0;border-radius:8px;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;color:#fff;background:#111}
.fl2 b{display:block;font-size:13px;color:#fff;line-height:1.2}
.fl2 i{font-style:normal;font-size:10.5px;color:#9db1bf}
@media(max-width:1080px){.bc2{flex-wrap:wrap;gap:14px}.bc2-sep{display:none}.g-grid2{grid-template-columns:1fr}}
@media(max-width:560px){.bc2-tel{font-size:27px}.fl2{flex:1 1 100%}}

/* 首屏右侧：产品展示入口（看图直达详情） */
.hero-prod{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-content:center}
.pv{position:relative;display:block;border-radius:14px;overflow:hidden;aspect-ratio:4/3;
  box-shadow:0 18px 44px rgba(0,0,0,.35);text-decoration:none}
.pv img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.pv::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 42%,rgba(7,16,26,.8))}
.pv:hover img{transform:scale(1.07)}
.pv .pv-tx{position:absolute;left:14px;bottom:11px;right:10px;z-index:2;color:#fff}
.pv .pv-tx i{font-family:'Oswald',sans-serif;font-style:normal;font-size:9.5px;letter-spacing:.22em;color:#e0b86a;text-transform:uppercase;display:block}
.pv .pv-tx b{font-size:16px;font-weight:600;letter-spacing:.05em}
.pv-wide{grid-column:1/-1;aspect-ratio:auto;display:flex;align-items:center;justify-content:center;background:linear-gradient(120deg,#b8862f,#e07b2f);color:#fff;padding:16px 0;box-shadow:none}
.pv-wide::after{display:none}
.pv-wide:hover{background:linear-gradient(120deg,#c08d2f,#e8602c)}
.pv-tx2{font-size:16px;font-weight:700;letter-spacing:.06em}
.pv-tx2 b{font-weight:900;margin-left:4px}
.hero-media{position:relative}
@media(max-width:1080px){.hero-prod{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.hero-prod{grid-template-columns:1fr 1fr;gap:10px}.pv .pv-tx b{font-size:13px}.pv .pv-tx i{font-size:8px}}

/* 首页产品图片卡片墙 */
#feat-grid{display:flex;gap:20px;width:max-content;transition:transform .45s ease;will-change:transform;padding-bottom:6px}
.feat-car-sec{position:relative}
.feat-car{display:flex;align-items:center;gap:10px}
.fc-view{flex:1;overflow:hidden}
.fp{flex:0 0 auto;width:300px}
.fc-btn{flex-shrink:0;width:46px;height:46px;border:1px solid var(--line);background:#fff;color:var(--ink);
  font-size:26px;border-radius:50%;cursor:pointer;transition:all .2s;line-height:1;display:flex;align-items:center;justify-content:center;padding:0}
.fc-btn:hover:not(:disabled){border-color:#9c752e;color:#9c752e;box-shadow:0 6px 16px rgba(10,26,40,.1)}
.fc-btn:disabled{opacity:.35;cursor:not-allowed}
.fp{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;text-decoration:none;
  transition:transform .25s,box-shadow .25s,border-color .25s}
.fp:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(10,26,40,.12);border-color:#c9a25c}
.fp-im{display:block;aspect-ratio:4/3;overflow:hidden;background:var(--mist)}
.fp-im img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.fp:hover .fp-im img{transform:scale(1.08)}
.fp-tx{display:flex;align-items:baseline;gap:10px;padding:13px 16px 15px}
.fp-tx b{font-size:16px;color:var(--ink)}
.fp-tx i{font-family:'Oswald',sans-serif;font-style:normal;font-size:10px;letter-spacing:.16em;color:var(--metal);text-transform:uppercase;flex:1;min-width:0}
.fp-tx em{font-style:normal;color:#c2ccd2;font-size:16px;transition:transform .2s,color .2s}
.fp:hover .fp-tx em{color:var(--metal);transform:translateX(4px)}
@media(max-width:1080px){#feat-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){#feat-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){#feat-grid{grid-template-columns:1fr 1fr;gap:12px}.fp-tx{display:block;padding:10px 12px}.fp-tx i{display:block;margin-top:2px}}

@media(max-width:1180px){.fp{width:262px}}
@media(max-width:900px){.fp{width:230px}}
@media(max-width:620px){.fc-btn{width:38px;height:38px;font-size:20px}.fp{width:200px}}

/* 详情页系列导航增强 */
.pn-row{gap:12px;margin-top:22px;padding-top:16px;border-top:1px solid var(--line)}
.pn-row a{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:9px;
  font-size:14px;font-weight:600;border:1px solid var(--line);background:#f4f6f8;color:var(--ink);
  transition:all .2s;white-space:nowrap}
.pn-row a:hover{border-color:var(--metal);color:#9c752e;background:#fff;transform:translateY(-1px)}
.pn-row a:nth-child(2){background:var(--navy);color:#fff;border-color:var(--navy);font-weight:700;letter-spacing:.06em}
.pn-row a:nth-child(2):hover{background:#9c752e;border-color:#9c752e;color:#fff}
.pn-row a b{color:#9c752e;font-weight:700}
@media(max-width:620px){.pn-row a{padding:10px 14px;font-size:13px}}

/* 首屏卖点词与承诺 */
.hero-key{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.hero-key span{border:1px solid rgba(255,255,255,.28);color:#cfe0ec;border-radius:20px;padding:6px 14px;font-size:13px}
.hero-key b{color:#f0a24a;font-weight:700;margin-right:2px}
.hero-commit{margin-top:12px;color:#9fb3c2;font-size:13px;letter-spacing:.04em}
/* 详情参数折叠 */
.ds-more{margin-top:10px}
.ds-more summary{cursor:pointer;list-style:none;font-size:13px;color:#9c752e;font-weight:600;padding:9px 12px;
  border:1px dashed #d8c9a3;border-radius:8px;background:#fdf9ef;text-align:center;transition:all .2s}
.ds-more summary::-webkit-details-marker{display:none}
.ds-more summary::after{content:" ▾";font-size:11px}
.ds-more[open] summary::after{content:" ▴"}
.ds-more[open] summary{margin-bottom:8px;border-style:solid;background:#fff8ec}
.ds-more .ds-name{margin-top:4px}

.flow-mini{margin-top:44px;display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;
  background:var(--ink);color:#cfe0ec;border-radius:12px;padding:16px 18px;font-size:14px}
.flow-mini span{font-weight:600;color:#fff}
.flow-mini i{color:#b8862f;font-style:normal}
.flow-mini a{margin-left:14px;color:#e0b86a;text-decoration:underline;text-underline-offset:3px;font-size:13px}

button.btn{font-family:inherit;line-height:inherit}
button.btn.brass{color:#fff}
button.btn.ghost{background:#fff}

/* 首页 CTA 引客动效 */
.hero-cta .btn{position:relative;overflow:hidden;opacity:0;transform:translateY(20px) scale(.96);
  animation:ctaIn .7s cubic-bezier(.2,.9,.3,1.35) forwards}
.hero-cta .btn:nth-child(2){animation-delay:.18s}
@keyframes ctaIn{to{opacity:1;transform:none}}
.hero-cta .btn.brass{animation:ctaIn .7s cubic-bezier(.2,.9,.3,1.35) forwards, ctaPulse 3.8s ease-in-out infinite}
@keyframes ctaPulse{0%,100%{box-shadow:0 0 0 0 rgba(224,123,47,.4)}50%{box-shadow:0 0 0 10px rgba(224,123,47,0)}}
.hero-cta .btn.brass::after{content:"";position:absolute;top:0;left:-75%;width:55%;height:100%;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.5),transparent);
  transform:skewX(-18deg);animation:ctaShine 6s ease-in-out infinite}
@keyframes ctaShine{0%{left:-75%}55%{left:135%}100%{left:135%}}
.hero-cta .btn.brass:hover{transform:translateY(-2px) scale(1.04);background:linear-gradient(120deg,#c08d2f,#e8602c);box-shadow:0 16px 34px rgba(10,26,40,.45)}
.hero-cta .btn.line-light:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
@media(prefers-reduced-motion:reduce){.hero-cta .btn,.hero-cta .btn.brass{animation:none;opacity:1;transform:none}.hero-cta .btn.brass::after{display:none}}

/* 经理人卡通头像 */
.cw-ava{overflow:hidden;background:#fff;box-shadow:0 6px 14px rgba(10,26,40,.25)}
.cw-ava img{width:100%;height:100%;object-fit:cover;display:block}
.cw-open .cw-ava-mini{width:34px;height:34px;flex-shrink:0;border-radius:50%;overflow:hidden;background:#fff;display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 2px rgba(255,255,255,.55)}
.cw-open .cw-ava-mini img{width:100%;height:100%;object-fit:cover;display:block}
.cw-open .dot{margin-left:2px}

/* ===== 移动端底部快捷操作条 ===== */
.mb-bar{display:none}
@media(max-width:820px){
  .mb-bar{display:grid;grid-template-columns:1fr 1.3fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:140;
    background:#0a1a28;border-top:1px solid rgba(255,255,255,.12);height:56px;
    padding-bottom:env(safe-area-inset-bottom)}
  .mb-bar a,.mb-bar button{border:0;background:none;color:#eef4f8;font-size:14px;display:flex;align-items:center;justify-content:center;
    gap:5px;cursor:pointer;border-right:1px solid rgba(255,255,255,.1);text-decoration:none;padding:0 4px}
  .mb-bar button:last-of-type,.mb-bar a.mb-ct{border-right:0}
  .mb-bar .mb-tel{color:#8fd0ff}
  .mb-bar button{color:#e0b86a;font-weight:600}
  body.mbnav{padding-bottom:64px}
  /* 聊天窗：让位于底部条，隐藏小按钮（由底部条触发） */
  .cw{left:0;right:0;bottom:64px;width:auto;max-width:none}
  .cw .cw-open{display:none}
  .cw .cw-panel{position:fixed;left:8px;right:8px;bottom:66px;top:auto;width:auto;
    height:min(500px,calc(100vh - 190px))}
  .cw.expanded{left:0;right:0;bottom:64px}
  .cw.expanded .cw-panel{position:fixed;left:8px;right:8px;top:auto;bottom:66px;width:auto}
}

/* 手机端顶栏防重叠 */
@media(max-width:640px){
  .hd{height:62px;gap:4px;padding:0 10px}
  .brand{gap:8px}
  .brand img{height:36px;width:auto}
  .brand .b-txt{display:none}              /* 窄屏只显示 logo 标，避免文字挤占 */
  .hd-right{gap:6px}
  .hd-right .btn.dark{display:none}        /* “联系销售”已放底部操作条，顶栏收起 */
  .hdr-srch{width:38px;height:38px}
  nav.primary.open{top:62px}
}

/* 手机端产品卡：可见 2~3 个 */
@media(max-width:900px) and (min-width:641px){
  .fp{width:calc((100vw - 210px)/3)}
}
@media(max-width:640px){
  #feat-grid{gap:10px}
  .fp{width:calc((100vw - 156px)/2)}
  .fc-btn{width:32px;height:32px;font-size:18px}
}

/* 手机顶栏修订：左标识+右搜索菜单，互不重叠 */
@media(max-width:640px){
  .hd{display:flex;justify-content:space-between;align-items:center;padding:0 12px;height:60px;gap:8px}
  .brand{flex:none}
  .brand img{height:38px;width:auto}
  .brand .b-txt{display:block !important;line-height:1.1;border-left:none;padding-left:8px}
  .brand .b-txt b{font-size:15px}
  .brand .b-txt span{display:none}          /* 只显示中文名，隐藏英文小字避免挤 */
  .hd-right{flex:none;margin-left:auto;justify-content:flex-end}
  .hd-right .btn.dark{display:none}
  .hdr-srch{width:38px;height:38px}
  nav.primary.open{top:60px}
}

/* 手机菜单：右侧下拉面板 */
@media(max-width:640px){
  nav.primary.open{display:block;position:absolute;top:62px;right:10px;left:auto;
    width:min(300px,82vw);border:1px solid var(--line);border-radius:14px;
    box-shadow:0 20px 44px rgba(10,26,40,.2);overflow:hidden;background:#fff}
  nav.primary.open>ul{flex-direction:column;padding:6px 0;gap:0}
  nav.primary.open a{display:flex;justify-content:space-between;align-items:center;
    padding:13px 18px;border-bottom:1px solid #f0f2f4;font-size:15px}
  nav.primary.open a:last-child{border-bottom:0}
  nav.primary.open a.on{color:#9c752e;font-weight:600}
}