:root{--navy:#102b46;--navy-2:#173a59;--blue:#1779ba;--cyan:#31a9d6;--ink:#1d2b36;--muted:#64717c;--cloud:#f4f7f9;--line:#dce4e9;--white:#fff;--max:1180px;--shadow:0 18px 48px rgba(16,43,70,.13)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font:16px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif}img{display:block;max-width:100%}a{color:inherit}.wrap{width:min(var(--max),calc(100% - 40px));margin-inline:auto}.skip{position:fixed;top:-80px;left:12px;z-index:99;background:#fff;padding:10px 14px}.skip:focus{top:12px}.eyebrow{margin:0 0 10px;color:var(--cyan);font-size:12px;font-weight:800;letter-spacing:.18em;text-transform:uppercase}h1,h2,h3{margin:0 0 18px;line-height:1.18}h1{font-size:clamp(38px,5vw,66px)}h2{font-size:clamp(28px,3.5vw,42px)}h3{font-size:21px}p{margin:0 0 18px;color:var(--muted)}
.site-header{height:82px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.brand img{width:188px;max-height:58px;object-fit:contain}.site-nav{display:flex;align-items:center;gap:28px}.site-nav a{text-decoration:none;font-size:15px;font-weight:700}.site-nav a:hover,.site-nav a[aria-current="page"]{color:var(--blue)}.search-link{border:1px solid var(--blue);padding:7px 13px}.menu-toggle{display:none;border:0;background:transparent;padding:10px}.menu-toggle span{display:block;width:26px;height:2px;margin:5px;background:var(--navy)}
.hero{position:relative;min-height:610px;display:grid;align-items:center;color:#fff;background:linear-gradient(90deg,rgba(8,31,51,.95),rgba(8,31,51,.68) 55%,rgba(8,31,51,.28)),var(--hero) center/cover no-repeat}.hero-copy{max-width:760px}.hero h1{max-width:720px}.hero p:not(.eyebrow){max-width:660px;color:#dbe7ee;font-size:19px}.actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:center;padding:13px 22px;background:var(--blue);color:#fff;text-decoration:none;font-weight:800;border:0}.button:hover{background:#0e649d}.button-outline{background:transparent;border:1px solid #9bc1d7}.button-light{background:#fff;color:var(--navy)}
.page-hero{padding:64px 0 72px;color:#fff;background:linear-gradient(120deg,var(--navy),var(--navy-2))}.page-hero p{color:#cfe0ea;max-width:760px}.crumbs{display:flex;gap:9px;margin-bottom:28px;color:#9fc1d5;font-size:13px}.crumbs a{text-decoration:none}.section{padding:86px 0}.section-soft{background:var(--cloud)}.section-head{display:grid;grid-template-columns:1fr .85fr;gap:70px;align-items:end;margin-bottom:42px}.section-head p{font-size:17px}.intro{font-size:19px}.text-link{color:var(--blue);font-weight:800;text-decoration:none}
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.service-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);box-shadow:0 8px 22px rgba(16,43,70,.05);text-decoration:none}.service-card img{width:100%;height:190px;object-fit:cover}.service-card div{padding:25px}.service-card p{font-size:14px}.service-card span{margin-top:auto;color:var(--blue);font-weight:800}.about-split,.quality-split,.contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:8vw;align-items:center}.about-split>img,.quality-split>img{width:100%;min-height:410px;object-fit:cover;box-shadow:var(--shadow)}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:30px;background:var(--line)}.stats div{background:#fff;padding:20px}.stats b{display:block;color:var(--blue);font-size:28px}.stats span{color:var(--muted);font-size:13px}
.project-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.project-card{border:0;background:#eef3f6;padding:0;cursor:zoom-in;overflow:hidden}.project-card img{width:100%;height:220px;object-fit:cover;transition:transform .3s}.project-card:hover img{transform:scale(1.035)}.industry-grid,.feature-grid,.article-grid,.faq-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature,.industry,.article-card{padding:28px;border:1px solid var(--line);background:#fff}.feature strong{display:block;margin-bottom:8px;color:var(--blue);font-size:28px}.article-card{text-decoration:none}.article-card time{color:var(--blue);font-size:12px;font-weight:800}.article-card h2{margin-top:12px;font-size:23px}.article-card p{font-size:14px}.band{padding:64px 0;background:var(--navy);color:#fff}.band-inner{display:flex;align-items:center;justify-content:space-between;gap:35px}.band h2{margin:0}.band p{margin:8px 0 0;color:#bed1dd}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.product-card{margin:0;border:1px solid var(--line);background:#fff}.product-card button{width:100%;border:0;background:#eef2f4;padding:0;cursor:zoom-in}.product-card img{width:100%;height:240px;object-fit:cover}.product-card figcaption{padding:15px 18px;font-weight:800}.process-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.process-grid article{padding:25px 19px;background:#fff;border-top:3px solid var(--blue)}.process-grid b{display:block;color:var(--cyan);font-size:13px}.process-grid h3{margin-top:8px}.quality-list{padding:0;list-style:none}.quality-list li{padding:14px 0;border-bottom:1px solid var(--line)}.quality-list b{color:var(--blue)}.equipment{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.equipment img{width:100%;height:220px;object-fit:cover}.article-body{max-width:820px}.article-body p,.article-body li{font-size:18px}.article-body h2{margin-top:42px;font-size:30px}.faq-list{grid-template-columns:1fr 1fr}.faq-list details{padding:22px;border:1px solid var(--line);background:#fff}.faq-list summary{cursor:pointer;font-weight:800}.faq-list p{margin:14px 0 0}.job-card{padding:30px;border:1px solid var(--line);background:#fff}.job-card ul{color:var(--muted)}.contact-card{padding:36px;background:var(--cloud)}.contact-card a{display:block;margin:8px 0;color:var(--navy);font-size:18px;font-weight:800}.qr{width:160px;margin:22px 0}.map{width:100%;max-height:380px;object-fit:cover;border:1px solid var(--line)}.location-map-card{min-height:260px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:42px;background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;text-align:center;box-shadow:var(--shadow)}.location-map-card strong{font-size:clamp(26px,4vw,42px)}.location-map-card span{margin-top:10px;font-size:20px;color:#d5e6ef}.location-map-card small{margin-top:26px;color:#79c8e6;font-weight:800;letter-spacing:.08em}.section-soft .wrap>a{text-decoration:none}.search-page{min-height:430px}.search-note{margin-bottom:24px}.lightbox{width:min(1000px,94vw);border:0;padding:44px;box-shadow:var(--shadow)}.lightbox::backdrop{background:rgba(3,18,29,.9)}.lightbox img{max-height:78vh;margin:auto}.lightbox button{position:absolute;top:4px;right:12px;border:0;background:transparent;font-size:34px;cursor:pointer}
.site-footer{padding:65px 0 18px;background:#10273b;color:#fff}.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1.25fr .8fr;gap:45px}.footer-grid h2{font-size:17px}.footer-grid p,.footer-grid address{color:#acc2d0;font-style:normal}.footer-grid a{display:block;margin:8px 0;color:#d7e3e9;text-decoration:none}.footer-grid img{max-width:180px}.footer-grid>div:first-child>img{filter:brightness(0) invert(1)}.footer-grid .qr-small{width:128px;height:128px;object-fit:contain;background:#fff;padding:5px}.copyright{margin-top:45px;padding-top:18px;border-top:1px solid #345066;color:#7f9aac;font-size:12px}
@media(max-width:960px){.site-header{height:70px}.menu-toggle{display:block}.site-nav{display:none;position:absolute;top:70px;left:0;right:0;padding:14px 24px;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0}.site-nav.open{display:flex}.site-nav a{padding:10px}.hero{min-height:530px}.service-grid,.project-grid,.product-grid{grid-template-columns:repeat(2,1fr)}.industry-grid,.feature-grid,.article-grid{grid-template-columns:1fr 1fr}.process-grid{grid-template-columns:repeat(3,1fr)}.about-split,.quality-split,.contact-grid,.section-head{grid-template-columns:1fr;gap:35px}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.wrap{width:min(var(--max),calc(100% - 28px))}.section{padding:64px 0}.hero{min-height:510px}.hero p:not(.eyebrow){font-size:17px}.service-grid,.project-grid,.product-grid,.industry-grid,.feature-grid,.article-grid,.faq-list,.equipment,.process-grid,.footer-grid{grid-template-columns:1fr}.product-card img,.project-card img{height:260px}.stats{grid-template-columns:1fr}.band-inner{align-items:flex-start;flex-direction:column}.page-hero{padding:48px 0 54px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}