:root{--brand-900:#071b3c;--brand-800:#0a2b62;--brand-700:#0b3f87;--brand-600:#0c58b6;--brand-500:#1678cf;--accent:#45b9f5;--ink:#152337;--text:#39495d;--muted:#6b7889;--surface:#fff;--surface-soft:#f4f7fa;--surface-blue:#eef6fc;--border:#dce4ec;--border-strong:#bac9d7;--focus:#ff9f1c;--shadow:0 18px 55px #071b3c1a;--radius:4px;--container:1240px;--font-sans:"PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", Arial, sans-serif}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--surface);scroll-padding-top:118px}body{min-width:320px;color:var(--text);background:var(--surface);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;font-size:16px;line-height:1.72;overflow-x:clip}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}a:hover{color:var(--brand-600)}button,summary,a{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}h1,h2,h3,p,ul,ol{margin-top:0}h1,h2,h3{color:var(--ink);letter-spacing:-.02em;font-weight:650;line-height:1.25}h1{margin-bottom:24px;font-size:clamp(2.35rem,5vw,4.45rem)}h2{margin-bottom:20px;font-size:clamp(1.9rem,3vw,2.75rem)}h3{margin-bottom:14px;font-size:clamp(1.2rem,2vw,1.5rem)}p{margin-bottom:1.15em}ul,ol{padding-left:1.25rem}.container{width:min(calc(100% - 48px), var(--container));margin-inline:auto}.narrow{width:min(100% - 48px,820px);margin-inline:auto}.skip-link{z-index:200;color:#fff;background:var(--brand-900);padding:10px 16px;position:fixed;top:10px;left:10px;transform:translateY(-160%)}.skip-link:focus{transform:none}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.eyebrow{color:var(--brand-600);letter-spacing:.16em;text-transform:uppercase;align-items:center;gap:10px;margin-bottom:18px;font-size:.78rem;font-weight:700;display:inline-flex}.eyebrow:before{content:"";background:currentColor;width:34px;height:2px}.eyebrow-light{color:#8fd8ff}.section{padding:104px 0}.section-soft{background:var(--surface-soft)}.section-blue{background:var(--surface-blue)}.section-heading{grid-template-columns:minmax(0,1fr) minmax(300px,.72fr);align-items:end;gap:70px;margin-bottom:52px;display:grid}.section-heading h2,.section-heading p{margin-bottom:0}.section-heading p{color:var(--muted);font-size:1.05rem}.section-heading-title-only{margin-bottom:38px;display:block}.button{border:1px solid #0000;border-radius:2px;justify-content:center;align-items:center;min-height:50px;padding:12px 24px;font-weight:650;line-height:1.2;transition:background-color .16s,border-color .16s,color .16s,transform .16s;display:inline-flex}.button:hover{transform:translateY(-2px)}.button-primary{color:#fff;background:var(--brand-700)}.button-primary:hover{color:#fff;background:var(--brand-800)}.button-secondary{border-color:var(--brand-700);color:var(--brand-700);background:0 0}.button-secondary:hover{color:#fff;background:var(--brand-700)}.button-light{color:var(--brand-900);background:#fff}.button-light:hover{color:var(--brand-900);background:#dff3ff}.button-outline-light{color:#fff;border-color:#ffffff8c}.button-outline-light:hover{color:var(--brand-900);background:#fff;border-color:#fff}.arrow-link{color:var(--brand-700);align-items:center;gap:10px;font-weight:650;display:inline-flex}.arrow-link span{transition:transform .16s}.arrow-link:hover span{transform:translate(4px)}.site-header{z-index:50;background:#fff;position:relative}.utility-bar{color:#c8d7ea;background:var(--brand-900);font-size:.78rem}.utility-inner{justify-content:space-between;align-items:center;gap:24px;min-height:38px;display:flex}.utility-inner p{margin:0}.utility-links{gap:24px;display:flex}.utility-links a:hover{color:#fff}.nav-shell{border-bottom:1px solid var(--border)}.nav-inner{align-items:center;gap:28px;min-height:82px;display:flex}.brand{flex-shrink:0;align-items:center;gap:12px;display:inline-flex}.brand img{border-radius:50%;width:50px;height:50px}.brand strong{color:var(--brand-800);letter-spacing:.08em;font-size:1.22rem;line-height:1.18}.desktop-nav{flex:1;justify-content:flex-end;align-items:stretch;gap:4px;display:flex}.desktop-nav a{min-height:82px;color:var(--ink);align-items:center;padding:0 13px;font-size:.92rem;font-weight:550;display:inline-flex;position:relative}.desktop-nav a:after{transform-origin:0;background:var(--brand-500);content:"";height:3px;transition:transform .16s;position:absolute;bottom:-1px;left:13px;right:13px;transform:scaleX(0)}.desktop-nav a:hover:after,.desktop-nav a[aria-current=page]:after{transform:scaleX(1)}.desktop-nav a[aria-current=page]{color:var(--brand-700)}.header-search-toggle,.site-search-close{border:1px solid var(--border-strong);width:44px;height:44px;color:var(--brand-800);cursor:pointer;background:#fff;flex:0 0 44px;place-items:center;padding:0;transition:color .16s,border-color .16s,background .16s;display:inline-grid}.header-search-toggle:hover,.header-search-toggle[aria-expanded=true],.site-search-close:hover{border-color:var(--brand-700);color:#fff;background:var(--brand-700)}.header-search-toggle svg,.site-search-close svg{fill:none;stroke:currentColor;stroke-linecap:round;stroke-width:1.8px;width:21px;height:21px}.site-search-panel{border-top:1px solid var(--border);border-bottom:1px solid var(--border-strong);background:#fff;box-shadow:0 18px 36px #061d3d1a}.site-search-panel[hidden]{display:none}.site-search-panel-inner{padding-block:28px 32px}.site-search-panel-heading{justify-content:space-between;align-items:flex-start;gap:24px;margin-bottom:18px;display:flex}.site-search-panel-heading span{color:var(--brand-500);letter-spacing:.12em;font-size:.76rem;font-weight:700}.site-search-panel-heading h2{margin:4px 0 0;font-size:clamp(1.35rem,2vw,1.8rem)}.site-search-form{border:1px solid var(--border-strong);background:#fff;grid-template-columns:minmax(0,1fr) auto;min-width:0;display:grid}.site-search-form:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 3px #1678cf1f}.site-search-form input{width:100%;min-width:0;height:58px;color:var(--ink);font:inherit;background:0 0;border:0;border-radius:0;outline:0;padding:12px 18px;font-size:1rem}.site-search-form input::placeholder{color:var(--muted);opacity:1}.site-search-form button{color:#fff;background:var(--brand-700);min-width:100px;font:inherit;cursor:pointer;border:0;padding:0 24px;font-weight:700}.site-search-form button:hover{background:var(--brand-800)}.site-search-feedback{color:#a3352f;min-height:24px;margin:8px 0 -16px;font-size:.88rem}.header-contact{color:#fff;background:var(--brand-700);flex-shrink:0;justify-content:center;align-items:center;min-height:44px;padding:9px 18px;font-size:.9rem;font-weight:650;display:inline-flex}.header-contact:hover{color:#fff;background:var(--brand-800)}.mobile-nav{margin-left:auto;display:none}.mobile-nav summary{cursor:pointer;place-content:center;width:52px;height:52px;list-style:none;display:grid}.mobile-nav summary::-webkit-details-marker{display:none}.mobile-nav summary span{background:var(--brand-800);width:24px;height:2px;margin:3px 0;display:block}.mobile-nav summary b{clip:rect(0 0 0 0);width:1px;height:1px;position:absolute;overflow:hidden}.mobile-nav nav{border-top:1px solid var(--border);border-bottom:1px solid var(--border);box-shadow:var(--shadow);background:#fff;padding:14px 24px 24px;display:grid;position:absolute;top:100%;left:0;right:0}.mobile-nav nav a{border-bottom:1px solid var(--border);color:var(--ink);padding:14px 0;font-weight:600}.mobile-nav nav a[aria-current=page]{color:var(--brand-700)}.mobile-nav .mobile-contact{color:#fff;background:var(--brand-700);text-align:center;border:0;margin-top:12px;padding:13px 16px}.home-hero-carousel{color:#d5e2f1;background:#071f3f;position:relative;overflow:hidden}.home-hero-carousel:focus-visible{outline-offset:-5px}.home-hero-viewport{cursor:grab;touch-action:pan-y;overflow:hidden}.home-hero-carousel.is-dragging .home-hero-viewport{cursor:grabbing;user-select:none}.home-hero-track{will-change:transform;transition:transform .56s cubic-bezier(.22,.68,.24,1);display:flex;transform:translate(0,0)}.home-hero-carousel.is-dragging .home-hero-track{transition:none}.home-hero-slide{background:var(--hero-slide-background,#071f3f);flex:0 0 100%;min-width:0;min-height:clamp(610px,100svh - 118px,760px);position:relative}.home-hero-slide:after{z-index:1;content:"";pointer-events:none;background:linear-gradient(90deg,#031327e8 0%,#031830c4 38%,#03183061 68%,#03183033 100%);position:absolute;inset:0}.home-hero-slide-image{object-fit:cover;object-position:var(--hero-image-position,center);width:100%;height:100%;position:absolute;inset:0}.home-hero-slide-inner{z-index:2;min-height:inherit;align-items:center;padding-block:88px 112px;display:grid;position:relative}.home-hero-slide-copy{width:min(100%,960px)}.home-hero-slide-copy h1,.home-hero-slide-copy h2{color:#fff;max-width:900px;margin-bottom:28px;font-size:clamp(3.25rem,5.7vw,5.4rem);line-height:1.08}.home-hero-slide-copy>p{color:#c7d6e8;max-width:720px;margin-bottom:38px;font-size:clamp(1.02rem,1.45vw,1.18rem);line-height:1.85}.home-hero-actions{flex-wrap:wrap;gap:14px;display:flex}.home-hero-controls{z-index:4;pointer-events:none;justify-content:center;align-items:center;display:flex;position:absolute;bottom:24px;left:0;right:0}.home-hero-pagination{pointer-events:auto;align-items:center;display:flex}.home-hero-pagination button:focus-visible{outline-offset:3px;outline:3px solid #8fd8ff}.home-hero-pagination{gap:0}.home-hero-pagination button{cursor:pointer;background:0 0;border:0;width:42px;height:44px;padding:0;position:relative}.home-hero-pagination button:before{content:"";background:#ffffff7a;border-radius:999px;width:9px;height:9px;transition:width .24s,background .24s,opacity .24s;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.home-hero-pagination button[aria-current=true]:before{background:#fff;width:32px}.home-section-heading{grid-template-columns:minmax(0,1fr) minmax(320px,.72fr);align-items:end;gap:clamp(42px,7vw,90px);margin-bottom:54px;display:grid}.home-section-heading h2,.home-section-heading p{margin-bottom:0}.home-section-heading h2{max-width:720px;font-size:clamp(2.35rem,4vw,4rem)}.home-section-heading>p,.home-heading-aside p{color:var(--muted);font-size:1.04rem;line-height:1.82}.home-material-system{color:#c6d5e6;background:var(--brand-900)}.home-section-heading-light h2{color:#fff}.home-section-heading-light>p{color:#b8c9dc}.home-material-index{border-top:1px solid #ffffff2e;border-bottom:1px solid #ffffff2e;grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.home-material-index-item{border-right:1px solid #ffffff2e;min-height:320px;padding:28px 28px 38px}.home-material-index-item:last-child{border-right:0}.home-material-name{color:#8fd8ff;letter-spacing:.12em;margin-bottom:86px;font-size:.68rem;font-weight:700;display:block}.home-material-index-item h3{color:#fff;font-size:clamp(1.55rem,2vw,2rem)}.home-material-index-item p{color:#b9c9dc;margin:0;font-size:.94rem;line-height:1.76}.home-heading-aside .arrow-link{margin-top:12px}.home-product-categories{background:var(--surface-soft)}.home-product-category-list{gap:10px;height:560px;margin:0;padding:0;list-style:none;display:flex}.home-product-category-item{background:var(--brand-900);border-radius:12px;flex:1 1 0;min-width:0;transition:flex-grow .48s cubic-bezier(.22,.68,.24,1);position:relative;overflow:hidden}.home-product-category-item.is-active{flex-grow:2.8}.home-product-category-card{color:#fff;background:var(--brand-900);display:block;position:absolute;inset:0;overflow:hidden}.home-product-category-card:hover{color:#fff}.home-product-category-card:focus-visible{outline-offset:-5px;outline:3px solid #8fd8ff}.home-product-category-image{object-fit:cover;width:100%;height:100%;transition:transform .52s cubic-bezier(.22,.68,.24,1);position:absolute;inset:0;transform:scale(1.01)}.home-product-category-item.is-active .home-product-category-image{transform:scale(1.045)}.home-product-category-card:after{content:"";pointer-events:none;background:linear-gradient(#04101f14 12%,#04101fe0 100%);position:absolute;inset:0}.home-product-category-copy{z-index:2;padding:32px 26px;position:absolute;bottom:0;left:0;right:0}.home-product-category-copy h3{color:#fff;margin:0;font-size:clamp(1.45rem,2.2vw,2rem);line-height:1.2;transition:font-size .36s}.home-product-category-item.is-active .home-product-category-copy h3{font-size:clamp(2rem,3.2vw,2.85rem)}.home-product-category-details{opacity:0;visibility:hidden;max-width:620px;max-height:0;transition:max-height .44s cubic-bezier(.22,.68,.24,1),opacity .22s,transform .3s,visibility 0s linear .44s;overflow:hidden;transform:translateY(10px)}.home-product-category-item.is-active .home-product-category-details{opacity:1;visibility:visible;max-height:190px;transition-delay:0s,.14s,.1s,0s;transform:translateY(0)}.home-product-category-details p{color:#e4edf6;max-width:45em;margin:16px 0 22px;font-size:.98rem;line-height:1.72}.home-product-category-cta{color:#fff;align-items:center;gap:8px;min-height:44px;font-size:.92rem;font-weight:700;display:inline-flex}.home-experience{color:#dce8f5;background:var(--brand-700)}.home-experience-inner{grid-template-columns:minmax(0,.74fr) minmax(520px,1.26fr);align-items:center;gap:clamp(52px,8vw,112px);min-height:370px;padding-block:72px;display:grid}.home-experience-copy h2{color:#fff;max-width:590px;font-size:clamp(2rem,3.3vw,3.15rem)}.home-experience-copy p{color:#c8daec;max-width:560px;margin:0}.home-stat-grid{border-top:1px solid #ffffff42;border-left:1px solid #ffffff42;grid-template-columns:repeat(2,minmax(0,1fr));margin:0;display:grid}.home-stat-grid>div{border-bottom:1px solid #ffffff42;border-right:1px solid #ffffff42;min-height:210px;padding:32px}.home-stat-grid dt{color:#fff;letter-spacing:-.05em;margin-bottom:18px;font-size:clamp(3.6rem,6vw,5.8rem);font-weight:680;line-height:1}.home-stat-grid dd{color:#d6e4f2;margin:0;font-weight:600}.category-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;display:grid}.category-card{border:1px solid var(--border);background:#fff;min-width:0;transition:transform .18s,box-shadow .18s}.category-card-text{display:grid}.category-card-text .category-card-body{flex-direction:column;min-height:100%;display:flex}.category-card-text .arrow-link{margin-top:auto}.category-text-index{border:1px solid var(--border-strong);color:#fff;background:var(--brand-800);place-items:center;width:42px;height:42px;margin-bottom:48px;font-size:.78rem;font-weight:700;display:inline-grid}.category-card:hover{box-shadow:var(--shadow);transform:translateY(-5px)}.category-image{background:#e8edf1;height:230px;display:block;position:relative;overflow:hidden}.category-image img{object-fit:cover;width:100%;height:100%;transition:transform .4s}.category-card:hover .category-image img{transform:scale(1.035)}.category-image>span{color:#fff;background:#071b3cc7;border:1px solid #ffffff80;place-items:center;width:42px;height:42px;font-size:.78rem;font-weight:700;display:grid;position:absolute;top:14px;left:14px}.category-card-body{padding:26px 24px 28px}.category-card-body h3{min-height:60px}.category-card-body p{min-height:82px;color:var(--muted);font-size:.94rem}.application-grid{border-top:1px solid var(--border-strong);border-left:1px solid var(--border-strong);grid-template-columns:repeat(5,minmax(0,1fr));display:grid}.application-item{border-right:1px solid var(--border-strong);border-bottom:1px solid var(--border-strong);background:#ffffffb3;min-height:260px;padding:28px 24px}.application-item>span{color:var(--brand-500);margin-bottom:54px;font-size:.8rem;font-weight:700;display:inline-block}.application-item p{color:var(--muted);font-size:.92rem}.capability-layout{grid-template-columns:minmax(0,.94fr) minmax(380px,1.06fr);align-items:center;gap:72px;display:grid}.capability-media{background:#dbe3e8;min-height:570px;position:relative;overflow:hidden}.capability-media img{object-fit:cover;width:100%;height:570px}.capability-media-note{color:#fff;background:#071b3cd6;padding:18px 20px;font-size:.9rem;position:absolute;bottom:24px;left:24px;right:24px}.capability-list{border-top:1px solid var(--border);margin:38px 0 0;padding:0;list-style:none}.capability-list li{border-bottom:1px solid var(--border);grid-template-columns:62px 1fr;gap:22px;padding:24px 0;display:grid}.capability-list span{color:var(--brand-500);font-size:.8rem;font-weight:700}.capability-list strong{color:var(--ink);margin-bottom:6px;font-size:1.12rem;display:block}.capability-list p{color:var(--muted);margin:0}.application-card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;display:grid}.application-card{border:1px solid var(--border);background:#fff;min-width:0;transition:transform .18s,box-shadow .18s;overflow:hidden}.application-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}.application-card-image{background:#dfe6eb;height:280px;display:block;overflow:hidden}.application-card-image img{object-fit:cover;width:100%;height:100%;transition:transform .4s}.application-card:hover .application-card-image img{transform:scale(1.035)}.application-card-body{padding:30px}.application-card-body h2{font-size:clamp(1.45rem,2.2vw,1.9rem)}.application-card-body p{color:var(--muted)}.knowledge-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;display:grid}.knowledge-card{border-top:3px solid var(--brand-500);background:#fff;min-width:0;padding:30px;box-shadow:0 10px 28px #071b3c0d}.knowledge-card h3{font-size:1.22rem}.knowledge-card p{color:var(--muted);margin-bottom:0}.page-hero{color:#d6e2f0;background:var(--brand-900);position:relative;overflow:hidden}.page-hero:after{content:"";border:1px solid #ffffff21;border-radius:50%;width:520px;height:520px;position:absolute;top:-40%;right:-5%;box-shadow:0 0 0 90px #ffffff06,0 0 0 180px #ffffff05}.page-hero-inner{z-index:2;padding:76px 0 84px;position:relative}.page-hero-title-only{padding-block:68px 72px}.page-hero h1{color:#fff;font-size:clamp(2.5rem,4.5vw,4rem)}.page-hero p{color:#c3d1e1;max-width:760px;margin-bottom:0;font-size:1.08rem}.search-page-form{background:#fff;border:1px solid #ffffff6b;grid-template-columns:minmax(0,1fr) auto;max-width:720px;margin-top:32px;display:grid;overflow:hidden}.search-page-form input{width:100%;min-width:0;height:56px;color:var(--ink);font:inherit;background:#fff;border:0;border-radius:0;outline:0;padding:12px 18px}.search-page-form button{color:#fff;background:var(--brand-600);min-width:92px;font:inherit;cursor:pointer;border:0;padding:0 24px;font-weight:650}.search-page-form button:hover{background:var(--brand-700)}.search-page-form:focus-within{border-color:var(--focus);box-shadow:0 0 0 2px #ff9f1c4d}.search-summary{color:var(--ink);margin-bottom:30px;font-size:1.08rem;font-weight:600}.search-message{border:1px dashed var(--border-strong);background:var(--surface-soft);padding:38px}.search-message h2{font-size:1.5rem}.search-message p:last-child{margin-bottom:0}.search-result-group+.search-result-group{margin-top:54px}.search-result-heading{border-bottom:1px solid var(--border);justify-content:space-between;align-items:end;gap:20px;margin-bottom:22px;padding-bottom:14px;display:flex}.search-result-heading h2{margin:0;font-size:clamp(1.65rem,2.5vw,2.2rem)}.search-result-heading span{color:var(--muted);font-size:.9rem}.search-result-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;display:grid}.search-result-card{border:1px solid var(--border);background:#fff;min-width:0;padding:28px;transition:border-color .16s,box-shadow .16s}.search-result-card:hover{border-color:var(--brand-500);box-shadow:0 10px 28px #071b3c12}.search-result-type{color:var(--brand-700);background:var(--surface-blue);margin-bottom:14px;padding:4px 9px;font-size:.76rem;font-weight:700;display:inline-block}.search-result-card h3{margin-bottom:12px}.search-result-card h3 a:after{color:var(--brand-500);content:"→";margin-left:8px}.search-result-card>p{color:var(--muted)}.search-result-card .search-result-context{border-top:1px solid var(--border);color:var(--text);margin-bottom:0;padding-top:14px;font-size:.88rem}.breadcrumbs{color:#6d7d90;margin-bottom:24px;font-size:.82rem}.page-hero .breadcrumbs{color:#a8bed7}.breadcrumbs ol{flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;display:flex}.breadcrumbs li{align-items:center;gap:8px;display:inline-flex}.breadcrumbs li:not(:last-child):after{color:currentColor;content:"/";opacity:.6}.breadcrumbs a:hover{color:var(--accent)}.intro-grid{grid-template-columns:minmax(0,.82fr) minmax(360px,1.18fr);align-items:center;gap:74px;display:grid}.application-intro-grid{grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);gap:clamp(40px,4.5vw,64px)}.intro-grid.intro-grid-text-only{grid-template-columns:minmax(0,900px)}.intro-grid.reverse{grid-template-columns:minmax(360px,1.18fr) minmax(0,.82fr)}.intro-grid p{color:var(--muted);font-size:1.03rem}.intro-image{background:#dfe5e9;min-height:480px;overflow:hidden}.intro-image img{object-fit:cover;width:100%;height:480px}.content-grid{grid-template-columns:minmax(0,1fr) 320px;align-items:start;gap:74px;display:grid}.prose{color:var(--text);font-size:1.02rem;line-height:1.85}.prose h2{margin-top:2.1em;font-size:clamp(1.65rem,2.5vw,2.2rem)}.prose h2:first-child{margin-top:0}.prose h3{margin-top:1.8em}.prose a{color:var(--brand-700);text-underline-offset:3px;text-decoration:underline}.prose li+li{margin-top:.45em}.sidebar-card{border-top:4px solid var(--brand-500);background:var(--surface-soft);padding:28px}.sidebar-card+.sidebar-card{margin-top:22px}.sidebar-card h2,.sidebar-card h3{font-size:1.2rem}.sidebar-card ul{margin:0;padding:0;list-style:none}.sidebar-card li{border-bottom:1px solid var(--border);padding:10px 0}.sidebar-card li:last-child{border-bottom:0}.sidebar-card p:last-child{margin-bottom:0}.product-jump-nav{border-bottom:1px solid var(--border);background:#fff}.product-jump-nav-inner{grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.product-jump-nav a{border-inline-start:1px solid var(--border);min-height:68px;color:var(--ink);justify-content:center;align-items:center;font-weight:650;display:flex}.product-jump-nav a:last-child{border-inline-end:1px solid var(--border)}.product-jump-nav a:hover{color:#fff;background:var(--brand-700)}.product-overview-section{padding:clamp(74px,8vw,112px) 0;scroll-margin-top:96px}.product-overview-section:nth-child(2n){background:var(--surface-soft)}.product-overview-grid{grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);align-items:center;gap:clamp(46px,7vw,92px);display:grid}.product-overview-section-reverse .product-overview-image{order:2}.product-overview-section-reverse .product-overview-copy{order:1}.product-overview-image{background:#dfe5e9;height:430px;display:block;overflow:hidden}.product-overview-image img{object-fit:cover;width:100%;height:100%;transition:transform .4s}.product-overview-image:hover img{transform:scale(1.025)}.product-overview-copy{max-width:620px}.product-overview-copy h2{font-size:clamp(2rem,4vw,3.35rem)}.product-overview-copy h2 a:hover{color:var(--brand-700)}.product-overview-description{max-width:36em;color:var(--muted);margin-bottom:0;font-size:1.03rem;line-height:1.85}.collection-intro-grid{grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);align-items:center;gap:clamp(40px,4.5vw,64px);display:grid}.collection-intro-copy{max-width:620px}.collection-intro-copy h2{font-size:clamp(1.8rem,3vw,2.5rem)}.collection-intro-copy>p{color:var(--muted);font-size:1.03rem}.collection-intro-copy .collection-image-note{border-top:1px solid var(--border);color:var(--text);margin-top:24px;padding-top:18px;font-size:.88rem}.collection-intro-image{background:#dfe5e9;height:430px;overflow:hidden}.collection-intro-image img{object-fit:cover;width:100%;height:100%}.collection-heading{margin-bottom:30px}.collection-heading h2{margin-bottom:0}.product-collection-nav{width:min(100%,660px);margin-bottom:34px}.product-collection-tabs{border:1px solid var(--border-strong);background:#fff;grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.product-collection-link{border-inline-end:1px solid var(--border);min-width:0;min-height:50px;color:var(--text);justify-content:center;align-items:center;padding:10px 18px;font-size:.94rem;font-weight:650;line-height:1.2;transition:color .16s,background-color .16s;display:inline-flex}.product-collection-link:last-child{border-inline-end:0}.product-collection-link:hover{color:var(--brand-700);background:var(--surface-blue)}.product-collection-link.is-active,.product-collection-link.is-active:hover{color:#fff;background:var(--brand-700)}.catalog-item-grid{gap:clamp(14px,1.6vw,22px);display:grid}.catalog-item-grid-yarns{grid-template-columns:repeat(5,minmax(0,1fr))}.catalog-item-grid-fabrics{grid-template-columns:repeat(4,minmax(0,1fr))}.catalog-item-grid-accessories{grid-template-columns:repeat(5,minmax(0,1fr))}.catalog-item-grid-finished-products{grid-template-columns:repeat(3,minmax(0,1fr))}.catalog-item-card{border:1px solid var(--border);background:#fff;min-width:0;overflow:hidden}.catalog-item-card-linkable{transition:border-color .16s,box-shadow .16s,transform .16s}.catalog-item-card-linkable:hover,.catalog-item-card-linkable:focus-within{border-color:var(--brand-500);box-shadow:0 10px 28px #071b3c12}.catalog-item-content{min-width:0;color:inherit;display:block}.catalog-item-card-linkable .catalog-item-content{cursor:pointer}.catalog-item-content:focus-visible{z-index:1;outline-offset:-4px;position:relative}.catalog-item-visual{aspect-ratio:1;background:#dfe5e9;overflow:hidden}.catalog-item-image-media,.catalog-item-placeholder{width:100%;height:100%}.catalog-item-image-media{transition:transform .18s}.catalog-item-image-cover{object-fit:cover}.catalog-item-image-contain{object-fit:contain;background:#fff}.catalog-item-placeholder-1{background:#173c70}.catalog-item-placeholder-2{background:#315d8b}.catalog-item-placeholder-3{background:#6080a0}.catalog-item-placeholder-4{background:#8499ad}.catalog-item-placeholder-5{background:#a9b6c1}.catalog-item-placeholder-6{background:#727f8c}.catalog-item-title{min-height:calc(2.9em + 30px);color:var(--ink);text-overflow:ellipsis;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;padding:15px 17px;font-size:clamp(1rem,1.3vw,1.18rem);line-height:1.45;display:-webkit-box;overflow:hidden}.catalog-item-card-linkable:hover .catalog-item-image-media,.catalog-item-card-linkable:focus-within .catalog-item-image-media{transform:scale(1.025)}.catalog-item-card-linkable:hover .catalog-item-title,.catalog-item-card-linkable:focus-within .catalog-item-title{color:var(--brand-700)}@media (width>=1121px){.catalog-item-grid-finished-products:has(>.catalog-item-card:nth-child(3n+1):last-child)>.catalog-item-card:last-child,.catalog-item-grid-fabrics:has(>.catalog-item-card:nth-child(4n+2):last-child)>.catalog-item-card:nth-last-child(2){grid-column:2}.catalog-item-grid-fabrics:has(>.catalog-item-card:nth-child(4n+2):last-child)>.catalog-item-card:last-child{grid-column:3}}.catalog-empty-state{border:1px dashed var(--border-strong);background:#fff;padding:clamp(38px,6vw,64px)}.catalog-empty-state h2{font-size:clamp(1.45rem,2.5vw,1.9rem)}.catalog-empty-state p{max-width:680px;color:var(--muted);margin-bottom:0}.product-hero-grid{grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);align-items:center;gap:68px;display:grid}.product-main-image{background:#e0e6eb;min-height:540px;overflow:hidden}.product-main-image img{object-fit:contain;width:100%;height:540px}.product-detail-section .product-main-image{aspect-ratio:1;height:auto;min-height:0}.product-detail-section .product-main-image img{object-fit:cover;object-position:center;width:100%;height:100%;min-height:0}.product-detail-scenario{text-align:left}.fact-list{border-top:1px solid var(--border);margin:30px 0 0;padding:0;list-style:none}.fact-list li{border-bottom:1px solid var(--border);grid-template-columns:120px 1fr;gap:24px;padding:16px 0;display:grid}.fact-list span{color:var(--muted)}.fact-list .fact-value{color:var(--ink);font-family:inherit;font-size:inherit;font-weight:400;line-height:inherit;overflow-wrap:anywhere}.principle-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;display:grid}.principle-card{border-top:3px solid var(--brand-500);background:#fff;padding:34px;box-shadow:0 12px 34px #071b3c0f}.principle-card>span{color:var(--brand-500);margin-bottom:52px;font-size:.8rem;font-weight:700;display:block}.material-gallery{grid-template-columns:1.4fr .8fr .8fr;gap:16px;display:grid}.material-gallery figure{background:#e1e6e9;margin:0;overflow:hidden}.material-gallery img{object-fit:cover;width:100%;height:440px}.credential-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;display:grid}.credential-card{border:1px solid var(--border);background:#fff;min-width:0;overflow:hidden}.credential-card-media{aspect-ratio:4/3;background:var(--surface-soft);overflow:hidden}.credential-card-media img{object-fit:contain;width:100%;height:100%}.credential-card-body{padding:26px}.credential-card-body>span{color:var(--brand-600);letter-spacing:.12em;margin-bottom:10px;font-size:.78rem;font-weight:700;display:block}.credential-card-body h3,.credential-card-body p{margin-bottom:0}.credential-card-body p{color:var(--muted);margin-top:10px}.contact-grid{grid-template-columns:minmax(0,1fr) minmax(360px,.8fr);gap:70px;display:grid}.contact-grid>div>h2{margin-top:0}.contact-list{border-top:1px solid var(--border);margin:36px 0 0;padding:0;list-style:none}.contact-list li{border-bottom:1px solid var(--border);grid-template-columns:100px 1fr;gap:24px;padding:22px 0;display:grid}.contact-list span{color:var(--muted)}.contact-list strong,.contact-list a{color:var(--ink);word-break:break-word;font-weight:600}.wechat-card{border:1px solid var(--border);background:var(--surface-soft);text-align:center;place-items:center;min-height:360px;padding:40px;display:grid}.wechat-card-inner{border:1px solid var(--border);background:#fff;width:min(100%,316px);padding:28px}.wechat-qrcode{object-fit:contain;background:#fff;width:100%;max-width:258px;height:auto;margin:0 auto 20px;display:block}.wechat-card-inner h2{margin:0}.map-placeholder{color:#fff;background:linear-gradient(#071b3cc7,#071b3cc7),repeating-linear-gradient(34deg,#9eabb7 0 2px,#bac3cb 2px 56px);min-height:360px;position:relative;overflow:hidden}.map-placeholder:before,.map-placeholder:after{content:"";background:#ffffff2e;position:absolute}.map-placeholder:before{height:34px;top:40%;left:-5%;right:-5%;transform:rotate(-8deg)}.map-placeholder:after{width:26px;top:-10%;bottom:-10%;left:58%;transform:rotate(12deg)}.map-placeholder-inner{z-index:2;align-content:center;justify-items:start;min-height:360px;padding:48px;display:grid;position:relative}.map-placeholder h2{color:#fff}.map-placeholder p{color:#d7e2ef;max-width:600px;margin:0}.contact-cta{color:#d2e0ef;background:linear-gradient(110deg, #071b3cfc, #0b3f87e8), var(--brand-900)}.contact-cta-inner{grid-template-columns:1fr auto;align-items:center;gap:60px;padding-block:72px;display:grid}.contact-cta h2{color:#fff;margin:0}.contact-cta-actions{flex-wrap:wrap;gap:12px;display:flex}.site-footer{color:#9fb1c8;background:#06152f;padding:72px 0 0}.footer-grid{grid-template-columns:1.5fr repeat(3,1fr);gap:54px;padding-bottom:58px;display:grid}.footer-company h2{color:#fff;font-size:1.25rem}.footer-company p{max-width:360px}.site-footer h3{color:#fff;margin-bottom:20px;font-size:.95rem}.site-footer ul{margin:0;padding:0;list-style:none}.site-footer li+li{margin-top:9px}.site-footer a:hover{color:#fff}.footer-contact address{font-style:normal}.footer-contact p{margin-bottom:10px}.footer-bottom{border-top:1px solid #ffffff1f;justify-content:space-between;align-items:center;gap:24px;min-height:66px;font-size:.78rem;display:flex}.footer-bottom p{margin:0}.empty-state{border:1px dashed var(--border-strong);background:var(--surface-soft);text-align:center;padding:48px}.empty-state h2{font-size:1.5rem}.not-found{background:var(--surface-soft);align-items:center;min-height:68vh;display:grid}.not-found-inner{max-width:720px;padding:80px 0}.not-found-code{color:var(--brand-500);letter-spacing:-.08em;font-size:clamp(4rem,13vw,9rem);font-weight:750;line-height:.9;display:block}@media (width<=1120px){.desktop-nav{gap:0}.desktop-nav a{padding-inline:9px;font-size:.86rem}.header-contact{display:none}.home-product-category-list{height:520px}.home-product-category-item.is-active{flex-grow:2.45}.home-product-category-copy{padding:28px 22px}.home-material-index{grid-template-columns:repeat(2,minmax(0,1fr))}.home-material-index-item:nth-child(2){border-right:0}.home-material-index-item:nth-child(-n+2){border-bottom:1px solid #ffffff2e}.home-experience-inner{grid-template-columns:minmax(0,.85fr) minmax(440px,1.15fr);gap:52px}.category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.application-grid,.catalog-item-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=900px){.container,.narrow{width:min(calc(100% - 36px), var(--container))}.utility-bar,.desktop-nav{display:none}.nav-inner{min-height:74px}.header-search-toggle{margin-left:auto}.mobile-nav{margin-left:0;display:block}.brand img{width:44px;height:44px}.home-hero-slide-inner{padding-block:64px 112px}.home-section-heading{grid-template-columns:1fr;gap:20px;margin-bottom:40px}.home-product-category-list{gap:18px;height:auto;display:grid}.home-product-category-item,.home-product-category-item.is-active{border-radius:14px;min-height:360px}.home-product-category-details,.home-product-category-item.is-active .home-product-category-details{opacity:1;visibility:visible;max-height:190px;transform:translateY(0)}.home-product-category-copy h3,.home-product-category-item.is-active .home-product-category-copy h3{font-size:clamp(2rem,7vw,2.75rem)}.home-experience-inner{grid-template-columns:1fr;gap:40px;min-height:auto;padding-block:72px}.section{padding:78px 0}.section-heading{grid-template-columns:1fr;gap:18px;margin-bottom:38px}.capability-layout,.intro-grid,.intro-grid.reverse,.product-hero-grid,.contact-grid,.product-overview-grid,.collection-intro-grid{grid-template-columns:1fr;gap:42px}.product-overview-section-reverse .product-overview-image,.product-overview-section-reverse .product-overview-copy{order:initial}.product-overview-image,.collection-intro-image{height:390px}.product-overview-copy{max-width:680px}.intro-grid.reverse .intro-image{order:2}.content-grid{grid-template-columns:1fr;gap:42px}.sidebar{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;display:grid}.product-detail-sidebar{grid-template-columns:1fr}.sidebar-card+.sidebar-card{margin-top:0}.principle-grid,.credential-grid{grid-template-columns:1fr}.application-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.material-gallery{grid-template-columns:1.2fr .8fr}.material-gallery figure:last-child{grid-column:1/-1}.contact-cta-inner{grid-template-columns:1fr;gap:26px;padding-block:60px}}@media (width<=640px){body{font-size:15.5px}.container,.narrow{width:min(calc(100% - 28px), var(--container))}.brand strong{font-size:1.08rem}.home-hero-slide{min-height:590px}.home-hero-slide-inner{padding-block:56px 92px}.home-hero-slide-copy h1,.home-hero-slide-copy h2{margin-bottom:24px;font-size:clamp(2.55rem,12.5vw,3.25rem);line-height:1.09}.home-hero-slide-copy>p{margin-bottom:30px;font-size:1rem;line-height:1.78}.home-hero-slide:after{background:linear-gradient(90deg,#031327eb 0%,#031830c2 58%,#03183075 100%)}.home-hero-slide-image{object-position:var(--hero-image-position-mobile,center)}.home-hero-actions{display:grid}.home-hero-controls{bottom:10px}.home-section-heading h2{font-size:clamp(2.15rem,10vw,2.8rem)}.home-material-index{grid-template-columns:1fr}.home-material-index-item,.home-material-index-item:nth-child(2),.home-material-index-item:nth-child(-n+2){border-bottom:1px solid #ffffff2e;border-right:0;min-height:auto;padding:24px 0 30px}.home-material-index-item:last-child{border-bottom:0}.home-material-name{margin-bottom:34px}.home-product-category-item,.home-product-category-item.is-active{min-height:330px}.home-product-category-copy{padding:24px 22px}.home-product-category-details p{margin:12px 0 16px;font-size:.94rem;line-height:1.65}.home-stat-grid{grid-template-columns:1fr}.home-stat-grid>div{min-height:180px}.contact-cta-actions{display:grid}.button{width:100%}.category-grid,.application-grid,.application-card-grid,.search-result-list,.footer-grid{grid-template-columns:1fr}.catalog-item-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.product-collection-nav{margin-bottom:28px}.product-collection-link{min-height:48px;padding-inline:8px;font-size:.9rem}.product-jump-nav-inner{grid-template-columns:repeat(2,minmax(0,1fr))}.product-jump-nav a{border-bottom:1px solid var(--border);min-height:58px}.product-jump-nav a:nth-child(2n){border-inline-end:1px solid var(--border)}.product-overview-section{scroll-margin-top:76px}.product-overview-image,.collection-intro-image{height:320px}.catalog-item-title{min-height:calc(2.9em + 24px);padding:12px;font-size:.98rem}.site-search-panel-inner{padding-block:22px 26px}.site-search-panel-heading{margin-bottom:14px}.site-search-panel-heading h2{max-width:260px;font-size:1.28rem}.site-search-form input{height:52px;padding-inline:13px;font-size:.92rem}.site-search-form button{min-width:74px;padding-inline:16px}.category-card-body h3,.category-card-body p,.application-item{min-height:auto}.application-item>span{margin-bottom:28px}.capability-media,.capability-media img,.intro-image,.intro-image img,.product-main-image,.product-main-image img{height:380px;min-height:380px}.page-hero-inner{padding:56px 0 64px}.page-hero h1{font-size:clamp(2.2rem,11vw,3rem)}.sidebar,.material-gallery{grid-template-columns:1fr}.material-gallery figure:last-child{grid-column:auto}.material-gallery img{height:320px}.contact-list li,.fact-list li{grid-template-columns:1fr;gap:4px}.wechat-card,.map-placeholder,.map-placeholder-inner{min-height:320px}.map-placeholder-inner{padding:28px}.footer-grid{gap:34px}.footer-bottom{flex-direction:column;justify-content:center;align-items:flex-start;gap:4px;min-height:92px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}