:root{--red:#e12d24;--blue:#075aa8;--navy:#061b35;--ink:#0d1b2a;--muted:#617083;--soft:#f3f6f9;--line:#dce3ea;--radius:26px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.container{width:min(1180px,calc(100% - 48px));margin:auto}.narrow{width:min(880px,calc(100% - 48px));margin:auto}.section{padding:110px 0}.nav-shell{position:fixed;z-index:20;inset:0 0 auto;background:#fffffff2;backdrop-filter:blur(16px);border-bottom:1px solid #e6edf4}.nav{height:76px;display:flex;align-items:center;gap:24px}.brand{width:142px}.brand img{height:42px;width:100%;object-fit:contain;mix-blend-mode:multiply}.nav-links{display:flex;align-items:center;gap:27px;margin-left:auto;font-size:14px}.nav-links a{padding:28px 0}.nav-links a:hover,.text-link,.feature-copy>a{color:var(--blue)}.language{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 11px;font-weight:700;cursor:pointer}.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:13px 20px;font-size:14px;font-weight:700}.nav-cta{background:var(--navy);color:#fff}.menu-toggle{display:none;border:0;background:transparent;padding:8px}.menu-toggle i{display:block;width:23px;height:2px;background:var(--ink);margin:5px}.hero{min-height:720px;height:100svh;position:relative;display:flex;align-items:center;overflow:hidden;color:#fff}.hero-media,.hero-shade{position:absolute;inset:0;width:100%;height:100%}.hero-media{object-fit:cover}.hero-shade{background:linear-gradient(90deg,#031122c7,rgba(3,17,34,.34),transparent)}.hero-content{position:relative;z-index:1;padding-top:75px}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--blue);margin:0 0 20px}.light{color:#d8e9ff}.hero 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p{color:#d2e1f0}.numbers{background:var(--navy);color:#fff;padding:72px 0}.numbers-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.numbers-grid>div{border-left:1px solid #ffffff36;padding:15px 25px}.numbers-grid strong{display:block;font-size:clamp(36px,4vw,62px);letter-spacing:-.05em}.numbers-grid span{color:#bdd1e5}.case-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}.case-card{grid-column:span 5;height:430px;position:relative;overflow:hidden;border-radius:22px;background:#ddd;color:#fff}.case-card.wide{grid-column:span 7}.case-card img{height:100%;width:100%;object-fit:cover;transition:.35s}.case-card:hover img{transform:scale(1.03)}.case-card:after{content:"";position:absolute;inset:40% 0 0;background:linear-gradient(transparent,#061b35d9)}.case-card div{position:absolute;bottom:25px;left:28px;z-index:1}.case-card span,.project-card span{font-size:12px;color:#d3ebff;font-weight:800;letter-spacing:.1em}.case-card h3{font-size:25px;margin:8px 0 0}.contact-shell{background:linear-gradient(135deg,#061b35,#075aa8);color:#fff;padding:64px;border-radius:30px;display:grid;grid-template-columns:1fr .85fr;gap:70px}.contact-shell h2{font-size:clamp(38px,4.5vw,62px);line-height:1.05;margin:0 0 22px}.contact-direct{display:grid;gap:8px;margin-top:30px}.inquiry-form{display:grid;gap:15px}.inquiry-form label{font-size:12px;letter-spacing:.06em;color:#e1effb}.inquiry-form input,.inquiry-form textarea{display:block;margin-top:7px;width:100%;background:#ffffff12;border:1px solid #ffffff44;border-radius:12px;color:#fff;padding:12px;outline:none}.inquiry-form input:focus,.inquiry-form textarea:focus{border-color:#fff}.inquiry-form .btn{justify-self:start}footer{background:#f3f5f7;padding:65px 0 27px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:55px}.footer-grid div{display:flex;flex-direction:column;align-items:flex-start;gap:11px}.footer-grid img{width:145px;height:45px;object-fit:contain;mix-blend-mode:multiply}.footer-grid p,.footer-grid a{color:#667588}.footer-grid h4{margin:0}.footer-bottom{display:flex;justify-content:space-between;margin-top:45px;padding-top:22px;border-top:1px solid #dce3ea;color:#748191;font-size:13px}.page-hero,.case-detail-hero{padding:180px 0 95px;background:linear-gradient(135deg,#f7f9fb,#e4eef8)}.project-hero{background:linear-gradient(135deg,#f7f9fb,#e7f0f8,#fdecea)}.page-hero p,.case-detail-hero p{max-width:770px;margin:28px 0 0}.page-section{padding:100px 0}.product-toolbar{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:35px}.filter-btn{border:1px solid var(--line);background:#fff;border-radius:999px;padding:10px 16px;cursor:pointer}.filter-btn.active{background:var(--navy);color:#fff;border-color:var(--navy)}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.product-card{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff;transition:.2s}.product-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px #061b3520}.product-card img{width:100%;aspect-ratio:1.5;object-fit:contain;background:#f4f6f8}.product-card div{padding:22px}.product-card span{font-size:11px;font-weight:800;letter-spacing:.1em;color:var(--blue)}.product-card h3{margin:9px 0;font-size:19px}.product-card p{font-size:14px;color:var(--muted);min-height:40px}.product-card b{font-size:14px;color:var(--red)}.product-detail{padding:150px 0 85px;display:grid;grid-template-columns:1.1fr .9fr;gap:7vw;align-items:center}.product-detail-image{background:#f1f5f8;border-radius:28px;overflow:hidden;aspect-ratio:1.18}.product-detail-image img{width:100%;height:100%;object-fit:contain}.detail-back{display:inline-block;color:var(--blue);font-weight:700;margin-bottom:20px}.product-detail h1{font-size:clamp(40px,5vw,70px);line-height:1.05;letter-spacing:-.05em;margin:0 0 20px}.detail-lead{line-height:1.75;color:var(--muted);font-size:17px}.detail-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:30px 0}.detail-stats div{border-top:1px solid var(--line);padding:14px 0}.detail-stats strong,.detail-stats span{display:block}.detail-stats strong{font-size:17px}.detail-stats span{font-size:12px;color:var(--muted);margin-top:5px}.detail-feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.detail-feature-grid article{padding:30px;background:var(--soft);border-radius:18px}.detail-feature-grid b{color:var(--red)}.detail-feature-grid h3{font-size:22px}.detail-feature-grid p{color:var(--muted);line-height:1.7}.dark-section{padding:100px 0;background:#092f50;color:#fff}.technical-sheet{border-radius:17px;background:#fff;width:min(100%,780px);margin-top:28px}.project-intro{display:grid;grid-template-columns:.45fr 1fr;gap:55px;margin-bottom:55px}.project-intro h2{font-size:clamp(38px,5vw,70px);line-height:1.05;letter-spacing:-.05em;margin:0}.project-gallery{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}.project-card{grid-column:span 4;border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#f6f8fa}.project-card:nth-child(5n+1),.project-card:nth-child(5n+2){grid-column:span 6}.project-card img{width:100%;height:auto}.project-card div{padding:22px}.project-card span{color:var(--blue)}.project-card h2{font-size:21px;margin:10px 0}.project-card p{color:var(--red);font-size:14px;margin:0}.case-detail-count{display:inline-block;margin-top:24px;background:#fff;color:var(--blue);font-size:12px;font-weight:800;padding:9px 13px;border-radius:999px}.case-gallery-section{padding:75px 0 110px}.case-detail-gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.case-detail-gallery figure{margin:0;border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#f2f5f8}.case-detail-gallery 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@media(max-width:900px){.nav-cta{display:none}.nav-links{display:none}.menu-toggle{display:block;margin-left:auto}.language{margin-left:0}.menu-open{overflow:hidden}.menu-open .nav-links{display:flex;position:fixed;inset:76px 0 0;background:#fffd;flex-direction:column;align-items:stretch;padding:25px 28px;gap:0;font-size:22px}.menu-open .nav-links a{padding:18px 0;border-bottom:1px solid var(--line)}.feature-large{grid-template-columns:1fr}.feature-large img{height:390px;order:-1}.numbers-grid{grid-template-columns:1fr 1fr}.case-card,.case-card.wide{grid-column:span 6}.contact-shell,.prose{grid-template-columns:1fr;gap:40px}.product-grid{grid-template-columns:repeat(2,1fr)}.product-detail{grid-template-columns:1fr;padding-top:125px}.detail-feature-grid{grid-template-columns:1fr}.project-intro{grid-template-columns:1fr;gap:10px}.project-card,.project-card:nth-child(5n+1),.project-card:nth-child(5n+2){grid-column:span 6}}
@media(max-width:620px){.container,.narrow{width:calc(100% - 30px)}.nav{height:66px;gap:12px}.brand{width:116px}.menu-open .nav-links{inset:66px 0 0}.section{padding:70px 0}.hero{min-height:650px}.hero h1{font-size:51px}.hero-content{padding-top:55px}.hero-actions{flex-direction:column;align-items:flex-start}.btn{width:100%}.section-heading{display:block}.section-heading .text-link{display:inline-block;margin-top:20px}.feature-grid{grid-template-columns:1fr}.feature-card{min-height:490px}.feature-large{min-height:620px}.feature-copy{padding:30px 25px}.feature-large img{height:310px;padding:8px}.numbers{padding:45px 0}.numbers-grid{gap:5px}.numbers-grid>div{padding:12px}.case-card,.case-card.wide{grid-column:1/-1;height:350px}.contact-shell{padding:33px 22px;border-radius:22px}.footer-grid{grid-template-columns:1fr;gap:35px}.footer-bottom{display:block}.footer-bottom a{display:inline-block;margin-top:15px}.page-hero,.case-detail-hero{padding:130px 0 65px}.page-hero h1,.case-detail-hero h1{font-size:52px}.page-section{padding:70px 0}.product-grid{grid-template-columns:1fr}.product-card img{aspect-ratio:1.55}.product-detail{padding:105px 0 60px}.detail-stats{grid-template-columns:1fr}.detail-stats div{padding:10px 0}.dark-section{padding:70px 0}.project-gallery{gap:14px}.project-card,.project-card:nth-child(5n+1),.project-card:nth-child(5n+2){grid-column:1/-1}.case-detail-gallery{grid-template-columns:1fr;gap:14px}.case-detail-gallery figure:first-child{grid-column:auto}.case-nav{grid-template-columns:1fr}.case-nav a:last-child{text-align:left}.prose{gap:25px}}