:root{
  --header-h:80px;
  --max:1240px;
  --ink:#16252c;
  --ink-soft:#34464e;
  --muted:#708087;
  --line:rgba(23,42,50,.14);
  --paper:#f5f6f3;
  --paper-warm:#fbfaf6;
  --steel:#203b48;
  --steel-deep:#0d202a;
  --accent:#bd2029;
  --accent-soft:#df6b61;
  --white:#fff;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  overflow:hidden;
  color:var(--ink);
  background:#0e2029;
  font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",Arial,sans-serif;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.wrap{width:min(100% - 48px,var(--max));margin-inline:auto}

.site-header{
  position:relative;
  z-index:100;
  height:var(--header-h);
  background:linear-gradient(180deg,rgba(255,255,255,.97),rgba(244,246,244,.94));
  border-bottom:1px solid rgba(30,48,55,.12);
  box-shadow:0 6px 26px rgba(10,24,30,.08);
  backdrop-filter:blur(16px);
  transition:box-shadow .45s ease,background .45s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 34px rgba(10,24,30,.14)}
.header-inner{height:100%;display:flex;align-items:center;gap:30px}
.brand{display:flex;align-items:center;min-width:278px}
.brand-logo{width:226px;height:auto}
.nav{display:flex;gap:26px;margin-left:auto;color:#26363d;font-size:14px;font-weight:700}
.nav a{position:relative;padding:28px 0 24px;transition:color .25s ease}
.nav a:after{
  content:"";position:absolute;left:50%;bottom:17px;width:5px;height:5px;border-radius:50%;
  background:var(--accent);opacity:0;transform:translate(-50%,6px);transition:.3s var(--ease)
}
.nav a:hover,.nav a[aria-current="page"]{color:var(--accent)}
.nav a[aria-current="page"]:after{opacity:1;transform:translate(-50%,0)}
.language-switcher{position:relative;flex:0 0 auto}
.language-switcher:after{content:"";position:absolute;right:10px;top:50%;width:5px;height:5px;border-right:1px solid #526269;border-bottom:1px solid #526269;transform:translateY(-70%) rotate(45deg);pointer-events:none}
.language-switcher select{width:76px;height:34px;padding:0 24px 0 10px;border:1px solid rgba(31,52,61,.18);border-radius:2px;appearance:none;background:rgba(255,255,255,.52);color:#293a41;font-size:11px;font-weight:800;letter-spacing:.5px;outline:0;cursor:pointer;transition:border-color .25s ease,background .25s ease,box-shadow .25s ease}
.language-switcher select:hover,.language-switcher select:focus{border-color:rgba(189,32,41,.55);background:#fff;box-shadow:0 5px 18px rgba(14,32,40,.08)}
.hotline{padding-left:18px;border-left:1px solid var(--line)}
.hotline span{display:block;color:#7c898e;font-size:10px;letter-spacing:.5px}
.hotline b{display:block;color:var(--accent);font-size:13px;line-height:1.5;white-space:nowrap}
[data-international-only]{display:none!important}
html:not([lang="zh-CN"]) [data-domestic-only]{display:none!important}
html:not([lang="zh-CN"]) [data-international-only]{display:block!important}

.page-stack{
  position:relative;
  height:calc(100svh - var(--header-h));
  overflow-x:hidden;
  overflow-y:auto;
  scroll-snap-type:y mandatory;
  scroll-behavior:smooth;
  overscroll-behavior-y:contain;
  scrollbar-width:thin;
  scrollbar-color:rgba(255,255,255,.28) transparent;
}
.page-stack.footer-mode{scroll-snap-type:none}
.page-stack::-webkit-scrollbar{width:5px}
.page-stack::-webkit-scrollbar-track{background:transparent}
.page-stack::-webkit-scrollbar-thumb{background:rgba(95,111,118,.42);border-radius:4px}
.panel{
  position:relative;
  min-height:calc(100svh - var(--header-h));
  overflow:hidden;
  scroll-snap-align:start;
  scroll-snap-stop:always;
  isolation:isolate;
}
.panel-inner{position:relative;z-index:2;height:100%;min-height:inherit;padding-block:clamp(34px,5vh,66px);display:flex;flex-direction:column;justify-content:center}
.is-dark{color:#fff}
.is-light{color:var(--ink)}

.section-progress{
  position:fixed;z-index:120;right:22px;bottom:26px;display:flex;align-items:flex-end;gap:12px;
  color:#21343d;pointer-events:none;transition:color .45s ease,opacity .3s ease
}
body[data-theme="dark"] .section-progress{color:#fff}
.progress-count{display:flex;align-items:baseline;gap:7px;font-variant-numeric:tabular-nums}
.progress-count b{font-size:20px;line-height:1;font-weight:800}
.progress-count i{font-style:normal;opacity:.35;font-size:11px}
.progress-count em{font-style:normal;font-size:11px;opacity:.55}
.progress-label{font-size:9px;font-weight:700;letter-spacing:2px;opacity:.62;transform:translateY(-1px)}

.kicker,.eyebrow{color:var(--accent);font-size:11px;font-weight:800;letter-spacing:2.5px;text-transform:uppercase}
.is-dark .kicker{color:#ef8a74}
.section-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:50px;margin-bottom:clamp(22px,3.4vh,42px)}
.section-intro h2{margin:4px 0 0;font-size:clamp(28px,2.3vw,42px);line-height:1.12;letter-spacing:-1px}
.section-intro p{max-width:570px;margin:0;color:var(--muted);font-size:14px}

.reveal,.visual-reveal{opacity:1;transform:none}
.motion-ready .reveal{
  opacity:0;transform:translateY(28px);
  transition:opacity .72s var(--ease),transform .82s var(--ease);
  transition-delay:var(--delay,0ms)
}
.motion-ready .visual-reveal{
  opacity:.28;transform:scale(1.035);clip-path:inset(0 10% 0 0);
  transition:opacity .8s var(--ease),transform 1.05s var(--ease),clip-path 1.05s var(--ease);
  transition-delay:var(--delay,0ms)
}
.motion-ready .panel.is-active .reveal{opacity:1;transform:translateY(0)}
.motion-ready .panel.is-active .visual-reveal{opacity:1;transform:scale(1);clip-path:inset(0 0 0 0)}

.btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;min-width:146px;height:46px;padding:0 24px;
  border:1px solid transparent;font-size:13px;font-weight:800;overflow:hidden;transition:.3s var(--ease)
}
.btn:before{content:"";position:absolute;top:-80%;bottom:-80%;left:-45%;width:24%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.38),transparent);transform:skewX(-20deg);transition:left .65s var(--ease)}
.btn:hover:before{left:125%}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:0 10px 30px rgba(189,32,41,.18)}
.btn-primary:hover{background:#a91b24;border-color:#a91b24;transform:translateY(-2px)}
.btn-outline{border-color:rgba(255,255,255,.66);color:#fff;background:rgba(8,23,29,.12);backdrop-filter:blur(7px)}
.btn-outline:hover{background:rgba(255,255,255,.1);border-color:#fff;transform:translateY(-2px)}
.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-size:12px;font-weight:800}
.text-link i{font-style:normal;transition:transform .28s var(--ease)}
.text-link:hover i{transform:translateX(5px)}

/* Hero */
.hero-panel{display:flex;align-items:center;background:#0e2029}
.hero-media{position:absolute;inset:-2%;z-index:-3;background:url("./factory-hero4.webp") center 68%/cover no-repeat;transform:scale(1.035);transition:transform 1.5s var(--ease)}
.hero-panel.is-active .hero-media{transform:scale(1)}
.hero-panel:before{
  content:"";position:absolute;inset:0;z-index:-2;background:
    linear-gradient(90deg,rgba(8,19,25,.97) 0%,rgba(10,24,31,.88) 34%,rgba(12,28,36,.46) 67%,rgba(10,22,28,.10) 100%),
    linear-gradient(0deg,rgba(7,17,22,.90) 0%,rgba(7,17,22,.12) 36%,rgba(7,17,22,.06) 100%)
}
.hero-light{position:absolute;inset:0;z-index:-1;background:radial-gradient(circle at 80% 8%,rgba(109,188,225,.18),transparent 35%);mix-blend-mode:screen;pointer-events:none}
.hero-content{position:relative;min-height:inherit;display:flex;flex-direction:column;justify-content:center;padding-top:24px;padding-bottom:106px}
.hero-copy{max-width:720px}
.eyebrow{color:#dae5e8}
.hero-title{margin:12px 0 14px;font-size:clamp(42px,4.2vw,66px);line-height:1.11;letter-spacing:-2px}
.title-line{display:block;overflow:hidden;padding-bottom:4px}
.title-line>span{display:block}
.hero-sub{font-size:clamp(18px,1.5vw,23px);color:#f2f5f5;margin-bottom:13px}
.hero-copy>p{max-width:700px;color:#cad4d7;font-size:14px;margin:0 0 27px}
.actions{display:flex;gap:12px}
.hero-stats{
  position:absolute;left:24px;right:24px;bottom:0;display:grid;grid-template-columns:repeat(6,1fr);
  overflow:hidden;background:linear-gradient(90deg,rgba(6,19,25,.88),rgba(10,29,37,.58) 54%,rgba(10,27,35,.42));
  border-top:1px solid rgba(255,255,255,.28);box-shadow:0 -18px 48px rgba(3,13,18,.18);backdrop-filter:blur(14px)
}
.hero-stats:after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.08) 47%,transparent 63%);transform:translateX(-115%)}
.hero-panel.is-active .hero-stats:after{animation:statsSheen 1.25s .55s cubic-bezier(.22,1,.36,1) both}
.hero-stat{position:relative;min-height:92px;padding:16px 20px;border-right:1px solid rgba(255,255,255,.14);display:flex;flex-direction:column;justify-content:center;transition:background .28s ease}
.hero-stat:hover{background:linear-gradient(180deg,rgba(255,255,255,.055),transparent 72%)}
.hero-stat:last-child{border-right:0}
.hero-stat strong{font-size:clamp(25px,2.15vw,34px);font-variant-numeric:tabular-nums;line-height:1;color:#fff;letter-spacing:-.7px;text-shadow:0 4px 22px rgba(0,0,0,.28)}
.hero-stat strong small{font-size:.46em;margin-left:2px}
.hero-stat span{margin-top:9px;color:#c4d0d3;font-size:10px;letter-spacing:.15px}
.scroll-hint{position:absolute;right:30px;bottom:116px;display:flex;align-items:center;gap:12px;color:#fff;font-size:9px;letter-spacing:2px;opacity:.68}
.scroll-hint i{position:relative;width:1px;height:42px;background:rgba(255,255,255,.3);overflow:hidden}
.scroll-hint i:after{content:"";position:absolute;left:0;top:-50%;width:1px;height:50%;background:#fff;animation:scrollLine 1.8s ease-in-out infinite}
@keyframes scrollLine{0%{top:-50%}70%,100%{top:100%}}
@keyframes statsSheen{0%{transform:translateX(-115%)}100%{transform:translateX(115%)}}

/* Products */
.products-panel{background:linear-gradient(135deg,#fbfbf8 0%,#f1f3f1 100%)}
.ambient{position:absolute;inset:0;z-index:-1;pointer-events:none}
.ambient-products{background:radial-gradient(circle at 19% 50%,rgba(159,177,184,.20),transparent 29%),linear-gradient(118deg,transparent 0 58%,rgba(255,255,255,.66) 58.2%,transparent 58.5%)}
.products-layout{display:grid;grid-template-columns:minmax(0,1.82fr) repeat(3,minmax(0,1fr));gap:14px;height:390px;min-height:390px;isolation:isolate}
.products-layout[data-active-index="1"]{grid-template-columns:minmax(0,1fr) minmax(0,1.82fr) repeat(2,minmax(0,1fr))}
.products-layout[data-active-index="2"]{grid-template-columns:repeat(2,minmax(0,1fr)) minmax(0,1.82fr) minmax(0,1fr)}
.products-layout[data-active-index="3"]{grid-template-columns:repeat(3,minmax(0,1fr)) minmax(0,1.82fr)}
.product-card{position:relative;min-width:0;height:100%;overflow:hidden;background:#fff;border-bottom:1px solid rgba(26,44,51,.18);box-shadow:0 12px 32px rgba(20,37,43,0);transition:transform .92s cubic-bezier(.22,1,.36,1),box-shadow .65s ease,background .65s ease;outline:none;will-change:transform}
.product-card.is-selected{box-shadow:0 20px 46px rgba(20,37,43,.14);transform:translateY(-4px)}
.motion-ready .panel.is-active .product-card{transition:transform .92s cubic-bezier(.22,1,.36,1),box-shadow .65s ease,background .65s ease}
.product-card-image{position:absolute;inset:0 0 auto;height:54%;overflow:hidden;background:#d8dddb;transition:height .38s cubic-bezier(.22,1,.36,1)}
.product-card-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(9,21,27,.9) 0%,rgba(9,21,27,.27) 54%,rgba(255,255,255,.02) 100%);opacity:0;transition:opacity .22s ease-out}
.product-card-image img{width:100%;height:100%;object-fit:cover;filter:saturate(.66) contrast(1.04);transform:scale(1.001);transition:transform 1s var(--ease),filter .72s ease}
.product-card-copy{position:absolute;z-index:2;left:0;right:0;bottom:0;min-height:46%;padding:20px 18px 16px;background:rgba(255,255,255,.94);color:var(--ink);transition:background .22s ease-out,color .18s ease-out,padding .38s cubic-bezier(.22,1,.36,1),min-height .38s cubic-bezier(.22,1,.36,1)}
.product-card-copy>span{display:flex;align-items:center;gap:5px;color:#df6659;font-size:10px;font-weight:800;letter-spacing:1.4px;white-space:nowrap}
.product-card-copy>span b{font:inherit}.product-card-copy>span em{max-width:0;overflow:hidden;opacity:0;font-style:normal;transition:max-width .32s var(--ease),opacity .18s ease}
.product-card h3{font-size:18px;margin:5px 0 8px;transition:font-size .32s var(--ease),color .2s ease}
.product-card p{color:var(--muted);font-size:12px;margin:0 0 13px;min-height:58px;transition:color .2s ease}
.product-card .text-link{transition:color .2s ease}
.product-card.is-selected .product-card-image{height:100%}
.product-card.is-selected .product-card-image:after{opacity:1}
.product-card.is-selected .product-card-image img{transform:scale(1.035);filter:saturate(.84) contrast(1.08)}
.product-card.is-selected .product-card-copy{min-height:48%;padding:25px 28px;background:linear-gradient(0deg,rgba(9,21,27,.92),rgba(9,21,27,.62) 64%,transparent);color:#fff}
.product-card.is-selected .product-card-copy>span em{max-width:150px;opacity:1}
.product-card.is-selected h3{font-size:28px}
.product-card.is-selected p{max-width:450px;color:#d4dddf}
.product-card.is-selected .text-link{color:#fff}
.product-card:focus-visible{box-shadow:0 0 0 3px rgba(189,32,41,.3),0 20px 46px rgba(20,37,43,.14)}

/* About */
.about-panel{display:grid;grid-template-columns:minmax(0,56%) minmax(0,44%);background:#f0f2ef}
.about-visual{position:relative;z-index:0;width:calc(100% + clamp(190px,22vw,360px));min-height:inherit;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,#000 0%,#000 55%,rgba(0,0,0,.72) 63%,rgba(0,0,0,.18) 76%,transparent 89%);mask-image:linear-gradient(90deg,#000 0%,#000 55%,rgba(0,0,0,.72) 63%,rgba(0,0,0,.18) 76%,transparent 89%)}
.about-visual img{width:100%;height:100%;object-fit:cover;object-position:center;filter:saturate(.85) contrast(1.04);transition:transform 1.2s var(--ease)}
.about-panel.is-active .about-visual img{transform:scale(1.015)}
.about-mask{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,26,34,.14) 0%,transparent 47%,rgba(240,242,239,.12) 64%,rgba(240,242,239,.72) 84%,#f0f2ef 100%),linear-gradient(0deg,rgba(8,22,28,.5),transparent 38%)}
.about-place{position:absolute;left:clamp(24px,5vw,76px);bottom:42px;display:flex;flex-direction:column;color:#fff;text-shadow:0 2px 15px rgba(0,0,0,.32)}
.about-place span{font-size:10px;letter-spacing:2.5px}
.about-place b{font-size:18px;margin-top:3px;letter-spacing:.8px}
.about-copy{position:relative;z-index:2;align-self:center;padding:40px clamp(32px,6vw,96px) 40px clamp(48px,5.5vw,92px);max-width:720px}
.about-copy:before{content:"";position:absolute;inset:-80px 0 -80px -260px;z-index:-1;background:linear-gradient(90deg,transparent 0%,rgba(240,242,239,.18) 22%,rgba(240,242,239,.86) 58%,#f0f2ef 78%)}
.about-copy h2{font-size:clamp(31px,3vw,48px);line-height:1.2;letter-spacing:-1px;margin:7px 0 20px}
.about-copy>p{color:#53636a;font-size:13px;margin:0 0 13px}
.about-facts{margin:20px 0 0;border-top:1px solid var(--line)}
.about-facts>div{display:grid;grid-template-columns:110px 1fr;gap:18px;padding:10px 0;border-bottom:1px solid var(--line);font-size:12px}
.about-facts dt{font-weight:800;color:var(--ink)}
.about-facts dd{margin:0;color:#526169}

/* Strength */
.strength-panel{background:linear-gradient(90deg,rgba(5,19,27,.90) 0%,rgba(8,27,36,.78) 38%,rgba(8,23,31,.65) 70%,rgba(8,20,28,.76) 100%),linear-gradient(180deg,rgba(4,18,26,.10),rgba(4,18,26,.60)),url("./warehouse.webp") center 58%/cover no-repeat}
.strength-panel:before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(112deg,transparent 0 35%,rgba(255,255,255,.055) 35.15% 35.4%,transparent 35.55%),radial-gradient(circle at 92% 80%,rgba(189,32,41,.16),transparent 31%),linear-gradient(0deg,rgba(5,17,24,.35),transparent 42%)}
.strength-light{position:absolute;z-index:0;top:-45%;bottom:-45%;left:-22%;width:18%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.10),transparent);transform:skewX(-19deg);opacity:0}
.strength-panel.is-active .strength-light{animation:metalSweep 1.25s .25s var(--ease) both}
@keyframes metalSweep{0%{left:-22%;opacity:0}18%{opacity:.65}100%{left:118%;opacity:0}}
.strength-layout{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.34fr);gap:clamp(36px,5vw,76px);align-items:center}
.strength-summary h2{font-size:clamp(34px,3.2vw,52px);line-height:1.16;letter-spacing:-1.4px;margin:8px 0 15px}
.strength-lead{max-width:500px;color:#b8c6ca;font-size:13px;margin:0}
.delivery-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin:26px 0 18px}
.delivery-metrics>div{padding:8px 16px 8px 0;border-right:1px solid rgba(255,255,255,.17)}
.delivery-metrics>div+div{padding-left:16px}
.delivery-metrics>div:last-child{border-right:0}
.delivery-metrics strong{display:block;color:#fff;font-size:clamp(24px,2.4vw,38px);line-height:1.05;letter-spacing:-1px;white-space:nowrap}
.delivery-metrics span{display:block;color:#92a8af;font-size:10px;margin-top:8px}
.delivery-note{color:#91a4aa;font-size:11px;max-width:520px;margin:0}
.capability-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.14)}
.capability{min-height:150px;padding:22px 20px;background:rgba(9,25,33,.57);backdrop-filter:blur(6px);transition:background .35s ease,transform .35s var(--ease)}
.capability>span{color:#ee8877;font-size:10px;font-weight:800;letter-spacing:1px}
.capability h3{font-size:16px;margin:9px 0 8px;color:#fff}
.capability p{margin:0;color:#9fb0b5;font-size:11px}
.capability:hover{background:rgba(255,255,255,.075);transform:translateY(-3px)}

/* Applications */
.applications-panel{background:linear-gradient(140deg,#f2f4f2,#e8edeb)}
.ambient-applications{background:radial-gradient(circle at 75% 18%,rgba(111,154,172,.16),transparent 29%),linear-gradient(105deg,rgba(255,255,255,.62),transparent 45%)}
.application-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(2,minmax(150px,23vh));gap:12px}
.application-card{position:relative;overflow:hidden;background:#293b43;color:#fff}
.application-card img{width:100%;height:100%;object-fit:cover;filter:saturate(.68) contrast(1.06);transition:transform .8s var(--ease),filter .55s ease}
.application-mask{position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,20,26,.82) 0%,rgba(8,21,27,.10) 67%),linear-gradient(90deg,rgba(12,28,35,.18),transparent 50%);transition:opacity .45s ease}
.application-card>div:last-child{position:absolute;left:22px;right:22px;bottom:18px;display:flex;align-items:flex-end;justify-content:space-between;gap:18px}
.application-card b{font-size:17px;transition:transform .35s var(--ease)}
.application-card span{color:#c5d0d3;font-size:9px;letter-spacing:1.4px;text-transform:uppercase}
.application-card:hover img{transform:scale(1.035);filter:saturate(.94) contrast(1.04)}
.application-card:hover .application-mask{opacity:.72}
.application-card:hover b{transform:translateY(-4px)}

/* Contact */
.contact-panel{background:linear-gradient(126deg,#faf9f4 0%,#eef1ef 60%,#e5ebea 100%)}
.contact-light{position:absolute;inset:0;z-index:-1;background:radial-gradient(circle at 78% 18%,rgba(255,255,255,.92),transparent 32%),linear-gradient(115deg,transparent 0 55%,rgba(96,135,148,.10) 55.2%,transparent 55.5%)}
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:clamp(50px,8vw,110px);align-items:start}
.contact-info,.contact-form{min-width:0}
.contact-info h3,.contact-form h3{font-size:22px;margin:0 0 19px}
.contact-row{display:grid;grid-template-columns:72px 1fr;gap:20px;padding:10px 0;border-bottom:1px solid var(--line)}
.contact-row>span{color:var(--ink);font-size:12px;font-weight:800}
.contact-row p{margin:0;color:#5e6d73;font-size:13px}
.contact-callout{margin-top:18px;padding:13px 16px;background:linear-gradient(90deg,rgba(30,58,69,.075),transparent);border-left:2px solid rgba(189,32,41,.68)}
.contact-callout b,.contact-callout span{display:block}
.contact-callout b{font-size:12px}
.contact-callout span{color:var(--muted);font-size:11px;margin-top:3px}
.contact-form{position:relative}
.contact-form:before{content:"";position:absolute;left:-24px;top:0;bottom:0;width:1px;background:linear-gradient(transparent,var(--line) 12%,var(--line) 88%,transparent)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.contact-form label{position:relative;display:block;margin-bottom:13px}
.contact-form label>span{display:block;color:#6f7c81;font-size:10px;font-weight:700;letter-spacing:.6px;margin-bottom:4px}
.contact-form input,.contact-form textarea{width:100%;border:0;border-bottom:1px solid #afbbbe;background:rgba(255,255,255,.36);outline:0;color:var(--ink);padding:9px 8px;transition:border-color .3s ease,background .3s ease,box-shadow .3s ease}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--accent);background:rgba(255,255,255,.74);box-shadow:0 8px 24px rgba(28,53,62,.06)}
.contact-form textarea{height:78px;resize:vertical}
.submit-btn{margin-top:2px;border:0;cursor:pointer}
.submit-btn i{width:18px;height:1px;margin-left:12px;background:#fff;position:relative}
.submit-btn i:after{content:"";position:absolute;right:0;top:-3px;width:7px;height:7px;border-right:1px solid #fff;border-top:1px solid #fff;transform:rotate(45deg)}

/* Footer */
.footer{position:relative;scroll-snap-align:none;background:#101f27;color:#a9b7bc;padding:44px 0 24px}
.footer:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 84% -20%,rgba(70,118,136,.18),transparent 36%);pointer-events:none}
.footer .wrap{position:relative}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:36px}
.footer h4{color:#fff;margin:0 0 12px;font-size:13px}
.footer p,.footer a{display:block;color:#93a4aa;font-size:11px;margin:6px 0}
.footer a:hover{color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.09);margin-top:25px;padding-top:16px;color:#778b92;font-size:11px}
.copyright .icp-link{display:inline;color:inherit;text-decoration:none}
.copyright .icp-link:hover{color:inherit;text-decoration:none}

@media (max-width:1180px){
  .brand{min-width:220px}.brand-logo{width:205px}.nav{gap:18px}.hotline{padding-left:13px}
  .product-card-copy{padding-inline:15px}.product-card.is-selected .product-card-copy{padding-inline:22px}
  .strength-layout{gap:32px}.capability{padding:19px 16px}
}

html:not([lang="zh-CN"]) .brand{min-width:230px}
html:not([lang="zh-CN"]) .nav{gap:16px;font-size:12px}
html:not([lang="zh-CN"]) .hotline span{font-size:9px}
html:not([lang="zh-CN"]) .hotline b{font-size:11px}
html[lang="ja"] body{font-family:"Yu Gothic","Hiragino Kaku Gothic ProN","Noto Sans JP","Microsoft YaHei",sans-serif}
html[lang="ru"] body{font-family:"Segoe UI","Noto Sans",Arial,sans-serif}

@media (min-width:1001px) and (max-height:780px){
  :root{--header-h:72px}
  .brand-logo{width:202px}.nav a{padding-block:24px 20px}.nav a:after{bottom:13px}
  .hero-content{padding-bottom:90px}.hero-stats{min-height:76px}.hero-stat{min-height:76px;padding:12px 16px}.hero-stat span{margin-top:5px}
  .panel-inner{padding-block:28px}.section-intro{margin-bottom:20px}.section-intro h2{font-size:30px}
  .products-layout{height:365px;min-height:365px}.product-card-copy{padding:14px}.product-card p{min-height:52px}.product-card.is-selected .product-card-copy{padding:20px 22px}.product-card.is-selected h3{font-size:25px}
  .about-copy h2{font-size:34px;margin-bottom:13px}.about-copy>p{font-size:12px}.about-facts{margin-top:13px}.about-facts>div{padding:7px 0}
  .strength-summary h2{font-size:37px}.delivery-metrics{margin:18px 0 12px}.capability{min-height:128px;padding:15px}.capability h3{font-size:14px;margin:6px 0}.capability p{font-size:10px}
  .application-grid{grid-template-rows:repeat(2,180px)}
  .contact-layout{gap:55px}.contact-row{padding:7px 0}.contact-callout{margin-top:12px}.contact-form label{margin-bottom:9px}.contact-form textarea{height:64px}
}

@media (max-width:1000px){
  :root{--header-h:72px}
  body{overflow:auto;background:var(--paper)}
  .site-header{position:sticky;top:0}.header-inner{height:var(--header-h)}
  .nav{display:none}.language-switcher{margin-left:auto}.hotline{margin-left:0}.brand{min-width:0!important}.brand-logo{width:205px}
  .page-stack{height:auto;overflow:visible;scroll-snap-type:none;scroll-behavior:smooth}
  .panel{min-height:auto;scroll-snap-align:none;overflow:hidden}
  .panel-inner{padding-block:76px}
  .section-progress,.scroll-hint{display:none}
  .hero-panel{min-height:calc(100svh - var(--header-h))}.hero-content{min-height:inherit;padding-block:76px 132px}.hero-title{font-size:48px}.hero-stats{grid-template-columns:repeat(3,1fr)}.hero-stat{min-height:70px}.hero-stat:nth-child(3){border-right:0}.hero-stat:nth-child(-n+3){border-bottom:1px solid rgba(255,255,255,.14)}
  .products-layout,.products-layout[data-active-index]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))!important;height:auto;min-height:0;transition:none}.product-card,.product-card.is-selected{min-height:430px;transform:none;box-shadow:0 12px 32px rgba(20,37,43,0);grid-column:auto}.product-card-image,.product-card.is-selected .product-card-image{height:52%}.product-card-image:after,.product-card.is-selected .product-card-image:after{opacity:0}.product-card-image img,.product-card.is-selected .product-card-image img{transform:scale(1.001);filter:saturate(.66) contrast(1.04)}.product-card-copy,.product-card.is-selected .product-card-copy{min-height:48%;padding:20px 18px 16px;background:rgba(255,255,255,.94);color:var(--ink)}.product-card-copy>span em,.product-card.is-selected .product-card-copy>span em{max-width:0;opacity:0}.product-card h3,.product-card.is-selected h3{font-size:18px}.product-card p,.product-card.is-selected p{color:var(--muted)}.product-card .text-link,.product-card.is-selected .text-link{color:var(--accent)}
  .about-panel{grid-template-columns:1fr}.about-visual{width:100%;min-height:56svh;-webkit-mask-image:none;mask-image:none}.about-copy{max-width:none;padding:70px 44px}.about-copy:before{inset:-110px 0 0;background:linear-gradient(0deg,#f0f2ef 70%,transparent)}
  .strength-layout{display:grid;grid-template-columns:1fr}.strength-summary{max-width:760px}.capability{min-height:145px}
  .application-grid{grid-template-rows:repeat(2,220px)}
  .contact-layout{gap:50px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .motion-ready .reveal,.motion-ready .visual-reveal{opacity:1;transform:none;clip-path:none}
}

@media (max-width:640px){
  .wrap{width:min(100% - 32px,var(--max))}
  .brand-logo{width:184px}.hotline{display:none}.language-switcher select{width:72px}
  .hero-content{padding-top:58px;padding-bottom:210px}.hero-title{font-size:34px;letter-spacing:-1px}.hero-copy>p{font-size:13px}.actions{flex-wrap:wrap}.btn{min-width:136px}
  .hero-stats{left:16px;right:16px;grid-template-columns:repeat(2,1fr)}.hero-stat{min-height:62px;padding:10px 12px}.hero-stat:nth-child(3){border-right:1px solid rgba(255,255,255,.16)}.hero-stat:nth-child(2n){border-right:0}.hero-stat:nth-child(-n+4){border-bottom:1px solid rgba(255,255,255,.14)}
  .panel-inner{padding-block:62px}.section-intro{display:block}.section-intro p{margin-top:12px}
  .products-layout,.products-layout[data-active-index]{grid-template-columns:1fr!important}.product-card,.product-card.is-selected{grid-column:auto;min-height:390px}.product-card p{min-height:0}
  .about-visual{min-height:52svh}.about-copy{padding:56px 22px}.about-copy h2{font-size:31px}.about-facts>div{grid-template-columns:84px 1fr}
  .delivery-metrics{grid-template-columns:1fr;gap:12px}.delivery-metrics>div,.delivery-metrics>div+div{padding:0 0 10px;border-right:0;border-bottom:1px solid rgba(255,255,255,.14)}.delivery-metrics>div:last-child{border-bottom:0}
  .capability-grid{grid-template-columns:1fr}.capability{min-height:0}
  .application-grid{grid-template-columns:1fr;grid-template-rows:none}.application-card{height:220px}
  .contact-layout{grid-template-columns:1fr}.contact-form:before{display:none}.form-row{grid-template-columns:1fr}.contact-form{padding-top:10px}
  .footer-grid{grid-template-columns:1fr}
}

@media (prefers-reduced-motion:reduce){
  html,.page-stack{scroll-behavior:auto!important}
  *,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .motion-ready .reveal,.motion-ready .visual-reveal{opacity:1!important;transform:none!important;clip-path:none!important}
}

/* ---------- 询价表单：反垃圾字段与提交状态提示 ---------- */
/* 蜜罐字段：真人看不见、也 Tab 不到，但爬虫/自动填表脚本会填 —— 后端据此判机器人 */
.form-honeypot{position:absolute!important;left:-9999px!important;top:0;width:1px;height:1px;overflow:hidden;opacity:0;pointer-events:none}
.form-honeypot input{position:absolute;left:-9999px;width:1px;height:1px}

.form-status{display:none;margin:0 0 14px;padding:9px 13px;border-left:3px solid var(--accent);background:rgba(189,32,41,.06);color:var(--accent);font-size:12.5px;font-weight:700;line-height:1.6}
.form-status[data-state]{display:block}
.form-status[data-state="loading"]{border-left-color:var(--steel);background:rgba(32,59,72,.07);color:var(--steel)}
.form-status[data-state="success"]{border-left-color:#1f6f4a;background:rgba(31,111,74,.08);color:#1f6f4a}

.submit-btn[disabled]{cursor:progress;opacity:.62;transform:none!important;box-shadow:none}
.submit-btn[disabled]:before{display:none}
.submit-btn.is-busy i{opacity:.3}