:root{
  --ink:#0a2540;
  --muted:#506579;
  --blue:#074f91;
  --blue-2:#0b6fbd;
  --blue-3:#e8f3fb;
  --sky:#f4f9fd;
  --line:#d9e5ef;
  --white:#fff;
  --dark:#062b4e;
  --shadow:0 18px 50px rgba(6,43,78,.12);
  --radius:18px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#fff;line-height:1.6}
img{max-width:100%;display:block}
a{color:inherit}
button,input,select,textarea{font:inherit}
.container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
.eyebrow{display:flex;align-items:center;gap:10px;color:var(--blue);font-size:.78rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
.eyebrow::before{content:"";width:34px;height:3px;background:var(--blue-2)}
.section{padding:88px 0}
.section.tight{padding:64px 0}
.section.blue{background:linear-gradient(135deg,#062f56 0%,#075e9f 100%);color:#fff}
.section.soft{background:var(--sky)}
h1,h2,h3,h4{line-height:1.12;margin:0;color:inherit}
h1{font-size:clamp(2.5rem,6vw,5.6rem);letter-spacing:-.045em}
h2{font-size:clamp(2rem,4vw,3.7rem);letter-spacing:-.035em}
h3{font-size:1.3rem}
p{margin:0}
.lead{font-size:clamp(1.05rem,1.8vw,1.25rem);color:#506579;max-width:760px}
.section-head{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:end;margin-bottom:38px}
.section-head p{max-width:560px;color:var(--muted)}
.section.blue .section-head p{color:#c9deef}
.sub-zh{display:block;font-size:.5em;font-weight:600;letter-spacing:.08em;margin-top:10px;opacity:.76}

.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(217,229,239,.85)}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:250px}
.brand img{width:210px;height:60px;object-fit:contain;object-position:left center}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{padding:10px 12px;text-decoration:none;font-size:.92rem;font-weight:700;color:#35516a;border-radius:10px}
.nav-links a:hover,.nav-links a.active{color:var(--blue);background:#eef6fc}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-quote{background:var(--blue);color:#fff!important;padding:11px 16px!important;border-radius:10px!important}
.menu-btn{display:none;border:0;background:none;font-size:1.6rem;color:var(--ink)}

.hero{position:relative;overflow:hidden;background:#f8fbfe}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(255,255,255,.98) 0%,rgba(255,255,255,.95) 46%,rgba(255,255,255,.15) 66%,rgba(255,255,255,0) 100%);z-index:1;pointer-events:none}
.hero-media{position:absolute;right:0;top:0;bottom:0;width:58%;clip-path:polygon(16% 0,100% 0,100% 100%,0 100%)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-inner{min-height:690px;position:relative;z-index:2;display:flex;align-items:center}
.hero-copy{max-width:670px;padding:92px 0}
.hero h1 .accent{color:var(--blue)}
.hero .lead{margin-top:24px;max-width:650px}
.hero-kicker{display:inline-flex;gap:12px;align-items:center;color:var(--blue);font-weight:800;letter-spacing:.11em;text-transform:uppercase;font-size:.78rem;margin-bottom:20px}
.hero-kicker::before{content:"";width:42px;height:4px;background:var(--blue-2)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 18px;border-radius:10px;text-decoration:none;font-weight:800;border:1px solid transparent;transition:.18s ease}
.btn.primary{background:var(--blue);color:#fff}
.btn.primary:hover{background:#053d70;transform:translateY(-1px)}
.btn.secondary{background:#fff;color:var(--blue);border-color:#bcd3e7}
.btn.secondary:hover{border-color:var(--blue);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.36)}
.hero-proof{display:flex;gap:24px;flex-wrap:wrap;margin-top:42px;padding-top:24px;border-top:1px solid #d8e5ef}
.hero-proof span{font-weight:700;color:#31516d;font-size:.92rem}

.dual-band{margin-top:-42px;position:relative;z-index:5}
.dual-grid{display:grid;grid-template-columns:1fr 1fr;border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}
.business{padding:38px 42px;min-height:280px;position:relative;overflow:hidden}
.business.testing{background:#073f75;color:#fff}
.business.equipment{background:#0a69ad;color:#fff}
.business::after{content:"";position:absolute;right:-45px;top:-25px;width:180px;height:180px;border:28px solid rgba(255,255,255,.07);transform:rotate(45deg)}
.business .lane{font-size:.76rem;letter-spacing:.18em;text-transform:uppercase;font-weight:800;opacity:.72}
.business h2{font-size:clamp(1.7rem,3vw,2.65rem);margin-top:8px}
.business p{margin-top:13px;color:#d9ebf8;max-width:520px}
.business ul{display:grid;grid-template-columns:1fr 1fr;gap:7px 16px;padding:0;margin:22px 0 0;list-style:none}
.business li{font-size:.92rem;display:flex;gap:8px}
.business li::before{content:"›";font-weight:900}

.scope-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center}
.scope-art{position:relative}
.scope-art img{border-radius:18px;box-shadow:var(--shadow)}
.scope-art::before{content:"";position:absolute;left:-18px;bottom:-18px;width:130px;height:130px;background:var(--blue-3);z-index:-1}
.scope-list{display:grid;gap:14px;margin-top:30px}
.scope-step{display:grid;grid-template-columns:54px 1fr;gap:16px;align-items:start;padding:18px 0;border-top:1px solid var(--line)}
.scope-step b{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff}
.scope-step strong{display:block;font-size:1.08rem}
.scope-step span{color:var(--muted);font-size:.94rem}

.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.service-card{border:1px solid var(--line);background:#fff;border-radius:var(--radius);overflow:hidden;transition:.2s ease}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.service-card img{width:100%;height:190px;object-fit:cover}
.service-body{padding:22px}
.service-tag{font-size:.72rem;font-weight:900;color:var(--blue);letter-spacing:.12em;text-transform:uppercase}
.service-body h3{margin-top:8px}
.service-body p{margin-top:9px;color:var(--muted);font-size:.94rem}
.service-body a{display:inline-block;margin-top:16px;font-weight:800;color:var(--blue);text-decoration:none}

.equipment-layout{display:grid;grid-template-columns:.88fr 1.12fr;gap:48px;align-items:center}
.equipment-photo{position:relative}
.equipment-photo img{border-radius:20px;box-shadow:var(--shadow);min-height:480px;object-fit:cover}
.equipment-photo .label{position:absolute;left:22px;bottom:22px;background:rgba(6,43,78,.9);color:#fff;padding:14px 18px;border-radius:10px;font-weight:800}
.equip-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:26px}
.equip-card{padding:20px;border:1px solid var(--line);border-radius:14px;background:#fff}
.equip-card .icon{width:42px;height:42px;border-radius:10px;background:#e9f4fb;color:var(--blue);display:grid;place-items:center;font-size:1.25rem;margin-bottom:13px}
.equip-card p{color:var(--muted);font-size:.9rem;margin-top:8px}

.bridge{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}
.bridge-copy{padding:52px;background:#062f56;color:#fff}
.bridge-copy p{margin-top:18px;color:#c6dced}
.bridge-points{display:grid;gap:13px;margin-top:26px}
.bridge-points span{display:flex;gap:10px}
.bridge-points span::before{content:"✓";font-weight:900;color:#7fd0ff}
.bridge-img img{height:100%;width:100%;object-fit:cover}

.application-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#d7e6f2;border:1px solid #d7e6f2}
.application{background:#fff;padding:26px}
.application strong{display:block;color:var(--blue);font-size:1.05rem}
.application span{display:block;color:var(--muted);margin-top:6px;font-size:.9rem}

.cta-band{background:linear-gradient(120deg,#073f75,#0874bb);color:#fff;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-90px;top:-140px;width:380px;height:380px;border:60px solid rgba(255,255,255,.08);transform:rotate(35deg)}
.cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:54px 0}
.cta-inner p{color:#d9ecf9;margin-top:10px}
.cta-actions{display:flex;gap:12px;flex-shrink:0}

.page-hero{padding:96px 0 68px;background:linear-gradient(125deg,#f9fcff,#eaf4fb);border-bottom:1px solid var(--line)}
.page-hero .lead{margin-top:20px}
.page-hero .hero-actions{margin-top:28px}
.page-title-row{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.page-title-row img{border-radius:18px;box-shadow:var(--shadow);max-height:430px;width:100%;object-fit:cover}
.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.detail-card{padding:26px;border:1px solid var(--line);border-radius:16px;background:#fff}
.detail-card h3{color:var(--blue)}
.detail-card ul{margin:14px 0 0;padding-left:20px;color:#4f6579}
.product-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.product-card{padding:25px;border:1px solid var(--line);border-radius:16px;background:#fff}
.product-card .number{font-size:.74rem;letter-spacing:.14em;color:var(--blue);font-weight:900}
.product-card h3{margin-top:10px}
.product-card p{margin-top:10px;color:var(--muted);font-size:.94rem}
.product-card .fit{margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-size:.86rem;color:#496176}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-grid img{border-radius:18px;box-shadow:var(--shadow)}
.fact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px}
.fact{padding:18px;border-left:3px solid var(--blue);background:#f6fafe}
.fact strong{display:block}
.fact span{font-size:.88rem;color:var(--muted)}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px}
.contact-panel{background:#062f56;color:#fff;padding:36px;border-radius:18px}
.contact-panel a{color:#fff}
.contact-row{margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,.18)}
.contact-row small{display:block;color:#a9c9df;text-transform:uppercase;letter-spacing:.12em;font-weight:800}
.contact-row strong{display:block;margin-top:5px;font-size:1.05rem}
.form-card{padding:34px;border:1px solid var(--line);border-radius:18px;background:#fff}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:grid;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:.86rem;font-weight:800;color:#38536b}
.field input,.field select,.field textarea{width:100%;border:1px solid #cadbe8;background:#fbfdff;padding:12px 13px;border-radius:9px;color:var(--ink)}
.field textarea{min-height:130px;resize:vertical}
.form-note{font-size:.82rem;color:var(--muted);margin-top:12px}

.site-footer{background:#041f38;color:#d8e8f4;padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr 1fr;gap:36px}
.footer-brand img{width:230px;height:64px;object-fit:contain;object-position:left center;background:#fff;border-radius:8px;padding:5px}
.footer-brand p{margin-top:16px;color:#9fc0d6;max-width:420px}
.footer-col h4{font-size:.95rem;color:#fff;margin-bottom:13px}
.footer-col a{display:block;color:#a9c7db;text-decoration:none;margin:8px 0;font-size:.9rem}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);padding-top:22px;margin-top:36px;font-size:.82rem;color:#86aac3}

@media (max-width:1120px){
  .nav-links{display:none;position:absolute;top:78px;left:0;right:0;background:#fff;padding:14px 20px 22px;border-bottom:1px solid var(--line);box-shadow:0 15px 30px rgba(6,43,78,.1)}
  .nav-links.open{display:grid}
  .menu-btn{display:block}
  .nav-actions .nav-quote{display:none}
  .brand{min-width:0}.brand img{width:180px}
  .hero::before{background:linear-gradient(90deg,rgba(255,255,255,.98) 0%,rgba(255,255,255,.91) 68%,rgba(255,255,255,.35) 100%)}
  .hero-media{width:48%;opacity:.75}
  .dual-grid,.scope-grid,.equipment-layout,.bridge,.about-grid,.contact-grid,.page-title-row{grid-template-columns:1fr}
  .card-grid,.product-list{grid-template-columns:1fr 1fr}
  .application-grid,.fact-grid{grid-template-columns:1fr 1fr}
  .equipment-visual{min-height:340px}
  .section-head{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .container{width:min(var(--max),calc(100% - 28px))}
  .section{padding:64px 0}
  .nav{height:68px}
  .brand img{width:150px;height:50px}
  .nav-links{top:68px}
  .hero-inner{min-height:620px}
  .hero-copy{padding:74px 0}
  .hero-media{width:100%;opacity:.18;clip-path:none}
  .hero::before{background:rgba(255,255,255,.88)}
  .hero-proof{gap:12px;display:grid}
  .dual-band{margin-top:0}
  .dual-grid{border-radius:0}
  .business{padding:32px 26px}
  .business ul{grid-template-columns:1fr}
  .card-grid,.product-list,.equip-grid,.application-grid,.fact-grid,.form-grid{grid-template-columns:1fr}
  .field.full{grid-column:auto}
  .bridge-copy{padding:34px 25px}
  .cta-inner{display:grid}
  .cta-actions{flex-wrap:wrap}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{display:grid}
  .page-hero{padding:72px 0 52px}
}

/* Native brochure images: no sprite, no runtime image requests. */
.brand{min-width:230px}.brand-lockup{display:flex;align-items:center;gap:9px;color:var(--blue);background:#fff}
.brand-mark{display:block;width:49px;height:51px;overflow:hidden;flex-shrink:0}
.brand-mark img,.footer-brand .brand-mark img{max-width:none;width:143px;height:auto;object-fit:initial;padding:0;margin-left:-4px;margin-top:-6px;border-radius:0;background:transparent}
.brand-name{font-size:13px;line-height:1.35;font-weight:850;white-space:nowrap;letter-spacing:-.025em}.brand-name span{display:block;font-size:12px;letter-spacing:.055em}
.footer-brand .brand-lockup{width:max-content;padding:7px 10px;border-radius:8px}
.hero-inner{min-height:620px}.hero-copy{padding:64px 0 80px;max-width:660px}.hero h1{font-size:clamp(2.6rem,5.5vw,4.7rem)}
.hero-business-lines{display:grid;gap:3px;margin-top:23px;font-size:clamp(1rem,1.7vw,1.23rem);line-height:1.35;color:var(--blue)}
.hero-business-lines span{font-weight:800;font-size:1rem}.hero .lead{font-size:1.05rem;margin-top:18px;max-width:470px}.brand-promise{margin-top:12px;max-width:450px;color:#35516a;font-size:1rem}
.hero-actions{margin-top:24px}.hero-media{width:52%}.hero-media img{object-position:center}
.lane-link{display:inline-block;position:relative;z-index:1;margin-top:20px;font-weight:750;text-underline-offset:5px}
.brochure-image{height:auto;object-fit:contain;background:#edf5fa;width:100%}
.brochure-figure{margin:0;min-width:0}.brochure-figure figcaption{font-size:.8rem;color:#405b70;margin-top:9px;line-height:1.45}
.visual-panel,.page-visual,.equipment-visual{width:100%;height:auto;min-height:0;max-height:530px;object-fit:contain;border-radius:18px;box-shadow:var(--shadow)}
.page-title-row img{max-height:480px;object-fit:contain}.service-card img{height:210px;object-fit:contain}.service-card figcaption{padding:0 18px}
.equipment-photo img{min-height:0;object-fit:contain}.equipment-photo .label{position:static;margin-top:14px;display:inline-block;font-size:.9rem}
.bridge-img{display:flex;align-items:center;justify-content:center;background:#e9f3fa;padding:24px}.bridge-img img{height:auto;width:100%;object-fit:contain}
.text-link{display:inline-block;margin-top:18px;color:var(--blue);font-weight:750;text-underline-offset:4px}
.product-card{display:flex;flex-direction:column}.product-card dl{margin:18px 0 0}.product-card dt{font-size:.78rem;font-weight:800;text-transform:uppercase;letter-spacing:.045em;color:var(--blue);margin-top:14px}.product-card dd{margin:4px 0 0;color:#506579;font-size:.94rem}.product-card .text-link{margin-top:auto;padding-top:20px}
.investigation{margin-top:34px}.investigation p{margin-top:14px}.scope-note{margin-top:25px;color:#506579}
.scope-grid .fact-grid,.about-grid .fact-grid{grid-template-columns:1fr 1fr}
.page-title-row h1{font-size:clamp(2.3rem,4.3vw,4.5rem);overflow-wrap:anywhere}
.contact-panel h2{font-size:clamp(1.8rem,3vw,2.7rem)}.contact-panel{overflow-wrap:anywhere}
.detail-grid>*{min-width:0}.detail-card h3{overflow-wrap:anywhere}.field{min-width:0}
.menu-btn{min-width:44px;min-height:44px;cursor:pointer}.btn{min-height:46px}.footer-col a{padding:4px 0}
[id]{scroll-margin-top:96px}.skip-link{position:fixed;top:8px;left:8px;z-index:200;background:#fff;color:#074f91;padding:12px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #ed9c12;outline-offset:4px}
@media(min-width:1121px){.nav{gap:12px}.nav-links a{padding:10px 9px}.nav-quote{white-space:nowrap}}
@media(max-width:1120px){.brand{min-width:0}.brand-name{font-size:12px}.nav-links{max-height:calc(100dvh - 78px);overflow-y:auto}.nav-links a{min-height:44px}.hero-copy{max-width:620px}}
@media(max-width:640px){
 .hero-inner{min-height:0}.hero-copy{padding:34px 0 42px}.hero-kicker{font-size:.64rem;letter-spacing:.035em;gap:8px;margin-bottom:14px}.hero-kicker::before{width:16px}
 .hero h1{font-size:clamp(2.1rem,10vw,2.8rem)}.hero-business-lines{margin-top:17px;font-size:1.05rem}.hero .lead{font-size:.95rem;margin-top:14px}.brand-promise{font-size:.9rem}
 .hero-actions{gap:10px;margin-top:21px}.hero-actions .btn{font-size:.9rem;padding:12px 14px}
 .hero-media{width:100%;opacity:.28}.hero::before{background:rgba(255,255,255,.78)}
 .detail-grid{grid-template-columns:1fr}.page-hero{padding:42px 0}.page-title-row h1{font-size:2.5rem}
 .scope-grid .fact-grid,.about-grid .fact-grid{grid-template-columns:1fr}.form-card,.contact-panel{padding:24px}
 .brochure-image{max-height:420px}.service-card img{height:auto;max-height:270px}.bridge-img{padding:16px}
 .brand-name{font-size:11px}.brand-name span{font-size:10px}.nav{gap:8px}.footer-brand .brand-name{font-size:12px}
}
@media(max-width:1120px){html:not(.js) .nav{height:auto;flex-wrap:wrap;padding-block:12px}html:not(.js) .nav-links{display:flex;position:static;flex-wrap:wrap;order:3;width:100%;padding:8px 0;box-shadow:none;border:0}html:not(.js) .menu-btn{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}

/* 2026 editorial engineering direction: field photography, signal lines and measured motion. */
:root{--navy:#071c2d;--ink:#102432;--paper:#f2f0eb;--signal:#e87331;--mist:#d9e4e5}
body{background:var(--paper);color:var(--ink)}
.site-home{background:var(--paper)}
.site-header--dark{position:absolute;top:0;left:0;right:0;z-index:20;background:linear-gradient(180deg,rgba(4,17,28,.75),transparent);border:0}
.site-header--dark .brand-lockup{background:transparent;color:#fff}.site-header--dark .brand-name{color:#fff}.site-header--dark .nav-links a{color:rgba(255,255,255,.8)}.site-header--dark .nav-links a:hover,.site-header--dark .nav-links a.active{color:#fff}.site-header--dark .nav-links a.active::after{background:var(--signal)}
.nav--editorial{max-width:1420px}.nav-brochure{color:#fff;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;font-weight:800;white-space:nowrap}.nav-brochure span{color:var(--signal);font-size:1.2rem;padding-left:5px}.site-header--dark .btn.primary{background:var(--signal);border-color:var(--signal);color:#fff}.site-header--dark .menu-btn{color:#fff}
.field-hero{min-height:100svh;position:relative;background:var(--navy);overflow:hidden;color:#fff;display:flex;align-items:flex-end}.field-hero__media{position:absolute;inset:0 0 0 39%;overflow:hidden}.field-hero__media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#071c2d 0%,rgba(7,28,45,.76) 18%,rgba(7,28,45,.12) 70%,rgba(7,28,45,.45))}.field-hero__media img{width:100%;height:100%;object-fit:cover;object-position:center}.field-hero__grid{position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(0deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:calc(100% / 12) calc(100% / 8);mask-image:linear-gradient(90deg,#000,transparent 76%);opacity:.55}.field-hero__inner{position:relative;width:min(1380px,calc(100% - 64px));padding:176px 0 88px}.field-hero__eyebrow,.section-index{font-size:.69rem;letter-spacing:.14em;text-transform:uppercase;font-weight:800}.field-hero__eyebrow{color:#b9c8cf;border-left:2px solid var(--signal);padding-left:12px;margin-bottom:28px}.field-hero__title{font-size:clamp(4rem,9.5vw,9.4rem);line-height:.82;letter-spacing:-.075em;max-width:850px;color:#fff;margin:0}.field-hero__title em{font-family:Georgia,serif;color:var(--signal);font-size:.56em;font-weight:400;letter-spacing:-.09em}.field-hero__foot{display:flex;align-items:flex-end;gap:30px;margin-top:54px}.field-hero__foot p{font-size:1rem;line-height:1.5;color:#cfdbdf;margin:0}.circle-link{width:54px;height:54px;border:1px solid rgba(255,255,255,.55);border-radius:50%;display:grid;place-items:center;color:#fff;font-size:1.4rem;transition:transform .35s ease,background .35s ease}.circle-link:hover{transform:translateY(6px);background:var(--signal);border-color:var(--signal)}.field-hero__rail{position:absolute;right:26px;bottom:50px;display:grid;gap:12px;align-items:center;color:#b9c8cf;font-size:.62rem;letter-spacing:.12em;writing-mode:vertical-rl}.field-hero__rail i{height:76px;width:1px;background:var(--signal);display:block}
.statement-band{background:#dbe5e5;padding:23px 0}.statement-band .container{display:flex;align-items:center;justify-content:space-between;gap:25px}.statement-band p{margin:0;font-size:clamp(1rem,1.8vw,1.45rem);letter-spacing:-.03em}.statement-band strong{font-weight:850}.statement-band span{font-size:.63rem;font-weight:800;letter-spacing:.12em;color:#4b626b}
.split-lines{display:grid;grid-template-columns:1fr 1fr}.line-panel{position:relative;min-height:500px;padding:54px clamp(28px,6vw,112px);display:flex;align-items:flex-end;color:#fff;overflow:hidden;isolation:isolate}.line-panel::before{content:"";position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center;transition:transform .7s cubic-bezier(.2,.7,.2,1)}.line-panel::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(6,24,38,.08),rgba(6,24,38,.93))}.line-panel--testing::before{background-image:url('../images/static-load.webp')}.line-panel--equipment::before{background-image:url('../images/lab-equipment.webp')}.line-panel:hover::before{transform:scale(1.07)}.line-panel__number{position:absolute;top:32px;left:clamp(28px,6vw,112px);color:var(--signal);font-size:.75rem;font-weight:800;letter-spacing:.1em}.line-panel__label{font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;font-weight:800;color:#cdd8db}.line-panel h2{font-size:clamp(2.65rem,4.7vw,5.5rem);line-height:.87;letter-spacing:-.065em;margin:13px 0 18px;color:#fff}.line-panel p{max-width:380px;line-height:1.5;color:#d8e2e3;margin:0}.line-panel__arrow{position:absolute;right:clamp(28px,6vw,112px);bottom:55px;font-size:2.5rem;color:var(--signal)}
.method-section{padding:clamp(85px,12vw,170px) 0;background:var(--paper)}.method-layout{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:clamp(50px,10vw,170px)}.section-index{color:#688089;display:block;margin-bottom:25px}.method-intro h2,.showcase-heading h2,.equipment-feature__copy h2,.profile-card h2,.contact-band h2{font-size:clamp(2.5rem,4.8vw,5.7rem);line-height:.9;letter-spacing:-.07em;margin:0}.method-intro p{font-size:1.08rem;line-height:1.65;color:#536970;max-width:460px;margin:28px 0}.arrow-link{display:inline-flex;align-items:center;gap:38px;color:var(--ink);font-weight:850;letter-spacing:.02em;border-bottom:1px solid #94a5a9;padding-bottom:12px}.arrow-link span{font-size:1.35rem;color:var(--signal)}.method-list{margin:0;padding:0;list-style:none;border-top:1px solid #bdc9ca}.method-list li{display:grid;grid-template-columns:75px 1fr;gap:20px;padding:29px 0;border-bottom:1px solid #bdc9ca}.method-list li>span{font-size:.72rem;color:var(--signal);font-weight:850;letter-spacing:.1em}.method-list h3{font-size:clamp(1.5rem,2.2vw,2.4rem);letter-spacing:-.05em;margin:0}.method-list p{color:#5f7176;line-height:1.55;margin:8px 0 0;max-width:440px}
.showcase-section{background:#fff;padding:clamp(85px,11vw,160px) 0}.showcase-heading{display:grid;grid-template-columns:1.25fr .8fr;column-gap:8%;align-items:end;margin-bottom:52px}.showcase-heading .section-index{grid-column:1/-1}.showcase-heading p{font-size:1.02rem;line-height:1.6;color:#5c7076;margin:0 0 6px}.showcase-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:18px}.showcase-item{min-height:320px;position:relative;overflow:hidden;background:var(--navy);display:flex;align-items:flex-end;color:#fff}.showcase-item--large{grid-row:span 2;min-height:658px}.showcase-item img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .65s ease}.showcase-item::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(4,20,31,.89))}.showcase-item:hover img{transform:scale(1.06)}.showcase-item div{z-index:1;padding:32px}.showcase-item div span{font-size:.63rem;letter-spacing:.12em;font-weight:800;color:#dae7e7}.showcase-item h3{font-size:clamp(1.55rem,2.5vw,2.8rem);line-height:.95;letter-spacing:-.055em;margin:9px 0 0}.all-link{display:inline-flex;margin-top:32px;gap:38px;color:var(--ink);font-weight:850;border-bottom:1px solid #98a9ac;padding-bottom:12px}.all-link span{color:var(--signal);font-size:1.3rem}
.equipment-feature{position:relative;min-height:720px;background:var(--navy);color:#fff;overflow:hidden;display:flex;align-items:center}.equipment-feature__media{position:absolute;inset:0 0 0 43%}.equipment-feature__media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--navy),rgba(7,28,45,.78) 25%,rgba(7,28,45,.14))}.equipment-feature__media img{width:100%;height:100%;object-fit:cover}.equipment-feature__inner{position:relative;width:min(1380px,calc(100% - 64px))}.equipment-feature__copy{max-width:700px}.equipment-feature__copy .section-index{color:#91aaaf}.equipment-feature__copy h2{color:#fff}.equipment-feature__copy p{font-size:1.06rem;line-height:1.65;color:#ced9dc;max-width:490px;margin:28px 0 35px}.btn--light{background:#fff;border-color:#fff;color:var(--navy)}.btn--light:hover{background:var(--signal);border-color:var(--signal);color:#fff}
.profile-section{background:#dbe5e5;padding:clamp(60px,8vw,115px) 0}.profile-card{background:#f7f5f0;padding:clamp(35px,5vw,76px);display:grid;grid-template-columns:1fr minmax(270px,.58fr);gap:45px;align-items:stretch;border-top:4px solid var(--signal);box-shadow:0 18px 50px rgba(17,42,49,.08)}.profile-card h2{font-size:clamp(2.2rem,4vw,4.7rem);margin-top:8px}.profile-card p{color:#596d73;line-height:1.6;max-width:500px;margin:24px 0 0}.profile-download{background:var(--navy);color:#fff;padding:28px;display:flex;flex-direction:column;justify-content:space-between;min-height:250px;position:relative;overflow:hidden}.profile-download::after{content:"";position:absolute;right:-25px;bottom:-45px;width:170px;height:170px;border:1px solid rgba(255,255,255,.2);border-radius:50%}.profile-download span,.profile-download small{font-size:.65rem;letter-spacing:.12em;font-weight:800;color:#aabdc2;z-index:1}.profile-download strong{font-size:clamp(1.5rem,2.4vw,2.45rem);line-height:.92;letter-spacing:-.06em;z-index:1}.profile-download i{position:absolute;right:25px;bottom:22px;font-size:2rem;color:var(--signal);font-style:normal;z-index:1}
.contact-band{background:var(--signal);color:#fff;padding:clamp(65px,9vw,130px) 0}.contact-band__inner{display:grid;grid-template-columns:1.2fr .8fr;gap:8%;align-items:end}.contact-band .section-index{color:#fff}.contact-band h2{color:#fff}.contact-band p{line-height:1.65;margin:0 0 30px;max-width:400px;color:#fff}.arrow-link--light{color:#fff;border-color:rgba(255,255,255,.6)}.arrow-link--light span{color:var(--navy)}
.site-footer--editorial{background:#071c2d;color:#d6e0e1;padding-top:67px}.site-footer--editorial .brand-lockup{background:transparent;color:#fff}.site-footer--editorial .brand-name{color:#fff}.footer-grid--editorial{grid-template-columns:1.3fr .55fr .8fr}.site-footer--editorial .footer-col h4{color:#889fa5}.site-footer--editorial .footer-col a{color:#d6e0e1}.site-footer--editorial .footer-col a:hover{color:var(--signal)}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}.reveal.is-visible{opacity:1;transform:none}.split-lines .reveal:nth-child(2),.method-list .reveal:nth-child(2),.showcase-grid .reveal:nth-child(2){transition-delay:.1s}.method-list .reveal:nth-child(3),.showcase-grid .reveal:nth-child(3){transition-delay:.18s}.method-list .reveal:nth-child(4){transition-delay:.26s}
@media(max-width:980px){.field-hero__media{left:20%}.field-hero__inner,.equipment-feature__inner{width:min(100% - 40px,1380px)}.field-hero__rail{display:none}.split-lines{grid-template-columns:1fr}.line-panel{min-height:400px}.method-layout,.showcase-heading,.contact-band__inner{grid-template-columns:1fr;gap:36px}.showcase-heading p{margin:0}.showcase-grid{grid-template-columns:1fr 1fr}.showcase-item--large{grid-column:1/-1;grid-row:auto;min-height:440px}.profile-card{grid-template-columns:1fr}.footer-grid--editorial{grid-template-columns:1fr 1fr}.equipment-feature{min-height:650px}.equipment-feature__media{left:30%}}
@media(max-width:640px){.site-header--dark{background:rgba(7,28,45,.9)}.site-header--dark .nav-links{background:#071c2d}.nav-brochure{display:none}.field-hero{min-height:760px}.field-hero__media{left:0;opacity:.55}.field-hero__media::after{background:linear-gradient(90deg,rgba(7,28,45,.95),rgba(7,28,45,.34)),linear-gradient(0deg,rgba(7,28,45,.78),transparent)}.field-hero__inner{padding:155px 0 50px;width:min(100% - 28px,1380px)}.field-hero__title{font-size:clamp(3.65rem,18vw,5rem)}.field-hero__foot{margin-top:35px}.field-hero__foot p{font-size:.9rem}.statement-band{padding:18px 0}.statement-band .container{display:block}.statement-band p{font-size:1rem}.statement-band span{display:block;margin-top:10px}.line-panel{padding:35px 28px;min-height:365px}.line-panel__number{top:22px;left:28px}.line-panel__arrow{right:28px;bottom:28px}.method-section,.showcase-section{padding:70px 0}.method-list li{grid-template-columns:52px 1fr}.showcase-grid{grid-template-columns:1fr}.showcase-item,.showcase-item--large{min-height:330px}.showcase-item--large{grid-column:auto}.equipment-feature{min-height:610px}.equipment-feature__media{left:0;opacity:.55}.equipment-feature__media::after{background:linear-gradient(90deg,rgba(7,28,45,.96),rgba(7,28,45,.34))}.profile-section{padding:44px 0}.profile-card{padding:28px}.footer-grid--editorial{grid-template-columns:1fr}.site-footer--editorial{padding-top:48px}}


.profile-download small{font-size:.75rem}

/* Shared navigation must keep contrast at every collapsed breakpoint. */
.site-header .nav-links a.active,.site-header .nav-links a:hover{background:#254357!important;color:#fff!important}
.language-switch{display:flex;gap:3px;align-items:center;white-space:nowrap}.language-switch a{display:block;padding:10px 7px;color:#fff;font-size:14px;text-decoration:none;border:1px solid transparent}.language-switch a[aria-current]{border-color:#e87331;background:#254357}.language-switch a:hover{background:#254357}
.nav-brochure{display:none}.nav{gap:12px}.nav-links a{padding-inline:8px}.site-header .menu-btn{min-width:44px;min-height:44px}
.reveal{opacity:1!important;transform:none!important}.reveal.is-visible{animation:enter-content .55s ease both}@keyframes enter-content{from{transform:translateY(12px)}to{transform:none}}
@media(prefers-reduced-motion:reduce){.reveal.is-visible{animation:none}}
@media(max-width:1120px){.site-header .nav-links{background:#071c2d!important;top:100%;max-height:calc(100svh - 90px);overflow-y:auto;grid-auto-rows:min-content;gap:4px;padding:12px 20px;border-bottom:2px solid #e87331}.site-header .nav-links a{color:#fff!important;min-height:44px;border-radius:0}.site-header .nav-links.open{display:grid}.site-header--dark{z-index:100}}
@media(max-width:640px){.nav{height:auto;min-height:78px;flex-wrap:wrap;padding-block:10px}.nav-actions{margin-left:auto}.brand{flex:1;min-width:170px}.brand-name{font-size:12px}.language-switch a{padding:8px 6px}.field-hero__inner{padding-top:190px}.field-hero__title{font-size:clamp(3rem,13vw,5rem)}}
html[lang="zh-CN"] h1,html[lang="zh-CN"] h2,html[lang="zh-CN"] h3{letter-spacing:0;line-height:1.25}
html[lang="th"]{font-family:Tahoma,"Leelawadee UI",sans-serif}html[lang="th"] h1,html[lang="th"] h2,html[lang="th"] h3,html[lang="th"] .profile-download strong{letter-spacing:0;line-height:1.35;font-weight:700}html[lang="th"] .field-hero__title{font-size:clamp(2.6rem,7vw,6rem)}html[lang="th"] .page-hero h1{font-size:clamp(2rem,5vw,4.5rem)}html[lang="th"] .line-panel h2{font-size:clamp(2rem,3.8vw,4rem)}html[lang="th"] .nav-links a{font-size:14px}html[lang="th"] .method-intro h2,html[lang="th"] .showcase-heading h2,html[lang="th"] .equipment-feature__copy h2,html[lang="th"] .profile-card h2,html[lang="th"] .contact-band h2{font-size:clamp(2rem,3.5vw,4rem)}
/* Inner pages use the same field-notebook language as the new home page. */
.site-header:not(.site-header--dark){background:rgba(7,28,45,.97);border-color:rgba(255,255,255,.1)}
.site-header:not(.site-header--dark) .brand-lockup{background:transparent;color:#fff}.site-header:not(.site-header--dark) .brand-name{color:#fff}.site-header:not(.site-header--dark) .nav-links a,.site-header:not(.site-header--dark) .menu-btn{color:rgba(255,255,255,.82)}.site-header:not(.site-header--dark) .nav-links a:hover,.site-header:not(.site-header--dark) .nav-links a.active{color:#fff}.site-header:not(.site-header--dark) .nav-links a.active::after{background:var(--signal)}
.page-hero{position:relative;overflow:hidden;padding:clamp(86px,12vw,150px) 0 clamp(58px,7vw,92px);background:#edf0ed;border-bottom:4px solid var(--signal)}.page-hero::after{content:"";position:absolute;right:5%;top:-20px;width:24vw;height:24vw;border:1px solid rgba(7,28,45,.14);border-radius:50%;pointer-events:none}.page-hero .container{position:relative;z-index:1}.page-hero h1{max-width:900px;font-size:clamp(3rem,7vw,6.7rem);line-height:.88;letter-spacing:-.075em;text-transform:uppercase}.page-hero .eyebrow{color:var(--signal);font-weight:900;letter-spacing:.15em}.page-hero .lead{font-size:1.05rem;line-height:1.7;max-width:700px;color:#38505a}
.section-heading h2,.section-title{font-size:clamp(2.2rem,4vw,4.6rem);letter-spacing:-.06em;line-height:.94;text-transform:uppercase}.section-heading .eyebrow{color:var(--signal);font-weight:900;letter-spacing:.13em}.service-card,.detail-card,.product-card,.equip-card{border-radius:0;border:1px solid #cbd4d2;box-shadow:none}.service-card:hover{transform:translateY(-5px);box-shadow:12px 12px 0 rgba(240,100,47,.16)}.service-card h3,.detail-card h3,.product-card h3{color:var(--navy)}.equip-card .icon{border-radius:0;background:#dfe9e7;color:var(--signal)}.product-card .number{color:var(--signal)}.product-card .fit{border-color:#d7dfdd}.faq-list details{border-radius:0;box-shadow:none;border-color:#cbd4d2}.faq-list summary::after{color:var(--signal)}
@media(max-width:640px){.site-header:not(.site-header--dark) .nav-links{background:#071c2d}.page-hero{padding:78px 0 46px}.page-hero h1{font-size:clamp(2.8rem,14vw,4.4rem)}}

/* Search-friendly, accessible technical Q&A. */
.faq-wrap{max-width:920px}.faq-list{display:grid;gap:12px;margin-top:28px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 20px;box-shadow:0 7px 18px rgba(10,57,93,.05)}.faq-list summary{cursor:pointer;padding:18px 26px 18px 0;font-weight:800;color:var(--ink);position:relative}.faq-list summary::after{content:'+';position:absolute;right:0;color:var(--blue);font-size:1.25rem}.faq-list details[open] summary::after{content:'−'}.faq-list p{padding:0 0 18px;color:#496176;max-width:760px}@media(max-width:640px){.faq-list details{padding:0 16px}.faq-list summary{font-size:.98rem}}