/* FORTRAN — clear product discovery and restrained industrial design. */
:root{--navy:#19232d;--text:#19232d;--blue:#d54b26;--cyan:#c54321;--gray:#f5f6f7;--line:#e1e5e8;--header-height:82px}
body{font-family:Arial,"Microsoft YaHei",sans-serif;color:var(--text);line-height:1.65}
h1,h2,h3{letter-spacing:-.025em;overflow-wrap:break-word}h1{font-weight:500}h2{font-size:32px;font-weight:500}p{color:#59616b}
.container{max-width:1440px;padding-inline:64px}header{height:82px;padding:0 4.5%;gap:30px;background:#fff;border-bottom:1px solid var(--line)}
.logo{order:1;flex-shrink:0}.logo b{font-size:32px}.logo small{display:none}.desktop-nav{order:2;display:flex;align-items:center;justify-content:center;gap:26px;margin-inline:auto;min-width:0}.desktop-nav a{font-size:14px;line-height:1.3;max-width:160px;padding-block:16px}.desktop-nav a:hover,.desktop-nav a[aria-current]{color:var(--blue)}.header-actions{order:3;gap:8px}.header-actions button{height:70px;color:#59616b}.language-switch{margin-inline-start:4px}.language-switch>span{display:none}.language-switch select{width:100px;color:var(--text)}
@media(min-width:1200px){#menu-toggle{display:none}}
.section{padding:78px 0;background:white}.section-top,.about-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:28px;margin-bottom:32px}.section-top h2,.about-heading h2{margin:8px 0 0}.eyebrow{display:block;font-size:11px;letter-spacing:.15em;font-weight:700;color:#6e767d;line-height:1.5}.text-link{color:var(--text);font-weight:400;margin-top:0;font-size:14px}.text-link:hover{color:var(--blue)}.section-title svg{display:none}.section-title h2{font-size:30px}.button{padding:12px 23px;color:var(--text);border:1px solid #c5cbd0;font-size:14px;line-height:1.5;min-height:46px}.button.fill{background:var(--navy);border-color:var(--navy);color:white}.button:hover{background:#d54b26;border-color:#d54b26;color:white}.tag{color:#65717c;font-size:12px}.source-note{color:#68727c;font-size:13px}
.hero{height:auto;min-height:0;display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);margin:36px 4.5% 0;background:#f5f6f7;overflow:hidden;align-items:stretch}.hero:after{display:none}.hero-copy,html[lang]:not([lang="zh-CN"]) .hero-copy{position:relative;inset:auto;max-width:none;min-width:0;padding:64px 48px;color:var(--text);display:flex;flex-direction:column;justify-content:center}.hero-copy .eyebrow{margin-bottom:24px;color:#7c838a}.hero-copy h1,html[lang]:not([lang="zh-CN"]) .hero-copy h1{font-size:clamp(32px,3.3vw,52px);line-height:1.15;letter-spacing:-.035em;font-weight:500;margin:0 0 24px}.hero-copy p,html:not([lang="zh-CN"]) .hero-copy p{font-size:16px;line-height:1.75;color:#606972;max-width:430px;margin-bottom:28px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.hero-copy .button{display:inline-flex;align-items:center;justify-content:center;border-color:#c5cbd0;color:var(--text)}.hero-copy .button.fill{color:white;border-color:var(--navy)}.hero-copy .button:hover{color:white}.hero-search{margin-top:38px;gap:0;border-bottom:1px solid #c3c9ce;max-width:440px}.hero-search input{border:0;padding:10px 0;background:transparent;height:47px;font-size:14px;color:var(--text)}.hero-search button{border:0;background:transparent;color:var(--navy);width:44px;min-height:44px;font-size:23px}.hero-visual{position:relative;min-width:0;min-height:460px;overflow:hidden}.hero-visual>img{width:100%;height:100%;position:absolute;inset:0;object-fit:cover;object-position:52% 50%}.hero-image-footer{position:absolute;inset:auto 0 0;display:flex;align-items:center;justify-content:space-between;padding:18px 24px;background:linear-gradient(transparent,#0c172890);color:white;font-size:12px}.hero-image-footer .dots{height:44px;background:transparent;gap:0}.hero-image-footer .dot{background:radial-gradient(circle,#ffffff80 3px,transparent 4px)}.hero-image-footer .dot.active{background:radial-gradient(circle,white 4px,transparent 5px)}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.category-section{padding-top:65px}.category-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}.category-tile{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);min-width:0;transition:border-color .2s}.category-tile:hover{border-color:#929ba2}.category-tile img{width:100%;height:132px;object-fit:contain;padding:12px}.category-tile>div{display:flex;gap:10px;align-items:flex-start;padding:12px 16px 18px;border-top:1px solid #f0f2f3;flex:1}.category-tile h3{font-size:14px;line-height:1.5;font-weight:400;min-width:0;flex:1;margin:0}.category-count{font-size:11px;line-height:1.8;color:#8b9299;white-space:nowrap;flex-shrink:0}.category-count>span{margin-inline-start:5px;color:#b34424;font-size:16px}
.featured-section{background:#f5f6f7}.cards,.catalog-layout .cards{gap:24px}.card{border:1px solid var(--line);background:#fff;box-shadow:none}.card:hover{border-color:#b5bdc5;box-shadow:none}.card img{height:260px;padding:20px;object-fit:contain}.card.photo img{padding:0}.card-content{padding:24px;border-top:1px solid #f0f2f3}.card h3{font-size:20px;line-height:1.4;font-weight:400}.card p{font-size:14px;line-height:1.75;color:#737b83}.card .text-link{font-size:13px;padding-top:18px}.card .tag{margin-bottom:12px}.catalog-layout .card-content{padding:20px}.catalog-layout .card h3{font-size:18px}.catalog-layout .card img{height:215px}
.solution-feature{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:52px;align-items:stretch}.solution-feature>img{width:100%;height:100%;max-height:500px;object-fit:cover}.solution-links{display:flex;flex-direction:column;justify-content:center}.solution-links>a{display:flex;gap:18px;padding:25px 0;border-top:1px solid var(--line);align-items:flex-start}.solution-links>a:last-child{border-bottom:1px solid var(--line)}.solution-links h3{font-weight:400;font-size:21px;margin-bottom:8px}.solution-links p{font-size:14px;line-height:1.7;margin:0}.solution-number{color:#a1a8af;font-size:12px;padding-top:4px}.solution-links>a>span:last-child{margin-inline-start:auto;color:var(--blue);font-size:24px}.solution-links>a>div{min-width:0;flex:1}.about-section{border-top:1px solid var(--line);padding-top:65px}.about-copy{max-width:740px;font-size:15px;line-height:1.9}.facts{margin:42px 0 0;padding-top:25px;border-top:1px solid var(--line);gap:40px}.fact{border:0;padding:0}.fact strong{color:var(--text);font-size:44px;letter-spacing:-.04em}.fact span{font-size:13px;color:#7d858d}.service-grid article{border-top:1px solid #b8bec5}.wide-card{border:1px solid var(--line)}
.breadcrumb{font-size:12px;color:#879099;padding:22px 0}.container.page-intro{padding-inline:64px;padding-top:26px;padding-bottom:40px}.page-intro h1{font-size:42px;max-width:1000px;line-height:1.2;margin-bottom:20px}.page-intro p{font-size:16px;max-width:780px}.catalog-bar{gap:16px;margin-bottom:36px}.catalog-bar select{font-size:14px;min-width:230px;background:white;border:1px solid var(--line);height:48px}.catalog-bar input{font-size:14px;height:48px;border-color:var(--line)}.catalog-layout{grid-template-columns:220px minmax(0,1fr);gap:36px}.category-nav a{font-size:14px;padding:14px 12px;border-bottom:1px solid var(--line);color:#6b737c}.category-nav a.active,.category-nav a:hover{background:#e9edf0;color:var(--text);border-inline-start:2px solid var(--blue)}#result-count{font-size:13px;color:#7e8790;margin-bottom:20px}.catalog-layout+div{min-width:0}.pagination a{border-color:var(--line);color:#6b737c;border-radius:0}.pagination a.active{background:var(--navy);border-color:var(--navy)}
.product-head{gap:65px;padding-top:30px;padding-bottom:64px}.product-head>img{padding:35px;border:1px solid var(--line);background:#fafbfb;max-height:520px}.product-head h1{font-size:40px;font-weight:500;line-height:1.2}.product-head p{font-size:15px;line-height:1.8}.product-head .button{margin-top:10px}.detail-tabs{background:white;gap:28px;border-bottom:1px solid var(--line);overflow-x:auto}.detail-tabs a{padding:18px 0;font-size:14px;white-space:nowrap}.detail-tabs a:hover{color:var(--blue);background:white}.detail-section{padding:50px 0}.detail-section h2{font-size:28px;font-weight:400}.detail-section>p{max-width:960px;font-size:15px;line-height:1.9}.spec-table{font-size:14px}.spec-table th{color:#777f87}.spec-table td{color:var(--text)}.spec-table tr:nth-child(odd){background:#f6f7f8}.resource-row{padding:20px;border-color:var(--line)}.resource-row p{font-size:15px}.keyword-guide p,.keyword-guide li{font-size:15px;line-height:1.9}.buying-answer{padding:14px 0}.buying-answer h3{font-size:18px}.container.contact-page{padding-inline:64px;gap:70px;padding-bottom:75px}.contact-card{background:#f5f6f7;border:1px solid var(--line);padding:34px}.contact-page h2{font-size:27px}.contact-page p{font-size:15px}.inquiry-panel input:not([type=checkbox]),.inquiry-panel textarea{border-color:#d3d8de}.inquiry-panel label:not(.inquiry-consent){font-size:13px;color:#535d66}.contact-page a[href^="mailto:"]{overflow-wrap:anywhere}
.contact-strip{background:#19232d;padding:56px 0}.contact-strip h2{font-size:32px;font-weight:400;margin-bottom:35px}.contact-strip .button{font-size:14px}.contact-columns p{color:#a5adb5}.contact-columns a{font-size:15px}.contact-strip .whatsapp-links{gap:6px;margin-top:22px}footer{background:white;border-top:1px solid var(--line);padding:30px 0;font-size:12px}footer p{font-size:12px}.floating{top:auto;bottom:26px;right:18px;gap:8px}.floating a{background:#19232d;width:44px;height:44px;border:1px solid #fff;box-shadow:none}.floating a:hover{background:#d54b26}
#drawer{background:#19232d}#drawer details a{background:#25303b}#drawer a:hover,#drawer summary:hover{background:#354350}#search-panel{background:#19232d}
html[dir="rtl"] .hero-copy{inset:auto}html[dir="rtl"] .fact{border:0;padding:0}html[dir="rtl"] .floating{top:auto;bottom:26px}
@media(max-width:1199px){.desktop-nav{display:none}header{gap:16px}.header-actions{margin-inline-start:auto}.hero-copy{padding:45px 30px}.category-grid{grid-template-columns:repeat(5,minmax(0,1fr))}.category-tile img{height:105px}.category-tile>div{padding:10px;flex-wrap:wrap}.category-tile h3{font-size:13px}.category-count{width:100%}.container,.container.page-intro,.container.contact-page{padding-inline:35px}.solution-feature{gap:30px}.catalog-layout{grid-template-columns:180px minmax(0,1fr);gap:25px}.product-head{gap:35px}.product-head h1{font-size:34px}}
@media(max-width:850px){.hero{grid-template-columns:minmax(0,1fr);margin:24px 35px 0}.hero-copy,html[lang]:not([lang="zh-CN"]) .hero-copy{padding:40px;max-width:none}.hero-copy h1,html[lang]:not([lang="zh-CN"]) .hero-copy h1{font-size:40px;max-width:680px}.hero-copy p,html:not([lang="zh-CN"]) .hero-copy p{max-width:580px}.hero-visual{min-height:300px}.hero-visual>img{object-position:center}.hero-search{max-width:100%;margin-top:26px}.category-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.category-tile img{height:140px}.category-tile>div{flex-wrap:nowrap}.category-count{width:auto}.solution-feature{grid-template-columns:minmax(0,1fr)}.solution-feature>img{height:350px}.section{padding:55px 0}.product-head{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.product-head h1{font-size:29px}.product-head>img{padding:20px}.contact-page{grid-template-columns:minmax(0,1fr)}.contact-columns{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}html:not([lang="zh-CN"]) .contact-columns{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.contact-columns>.button{grid-column:1/-1}.facts{gap:22px}.fact strong{font-size:36px}}
@media(max-width:640px){:root{--header-height:68px}header{height:68px;padding:0 20px;gap:10px}.logo b{font-size:25px}.header-actions{gap:0}.header-actions button{height:60px;padding-inline:5px}.header-actions button span:last-child{display:none}.language-switch select{width:83px;font-size:12px}.language-switch{margin-inline-start:0}.container,.container.page-intro,.container.contact-page{padding-inline:22px}.hero{margin:18px 18px 0}.hero-copy,html[lang]:not([lang="zh-CN"]) .hero-copy{padding:30px 24px}.hero-copy .eyebrow{margin-bottom:18px}.hero-copy h1,html[lang]:not([lang="zh-CN"]) .hero-copy h1{font-size:33px;line-height:1.2;margin-bottom:18px}.hero-copy p,html:not([lang="zh-CN"]) .hero-copy p{font-size:14px;line-height:1.7;margin-bottom:22px}.hero-actions{gap:8px}.hero-actions .button{font-size:13px;padding:10px 14px}.hero-search{margin-top:20px}.hero-search input{font-size:13px}.hero-visual{min-height:220px}.hero-image-footer{padding:10px 18px}.category-section{padding-top:45px}.section-top,.about-heading{display:block;margin-bottom:26px}.section-top h2,.about-heading h2{font-size:26px;margin-bottom:14px}.section-top>.text-link,.about-heading>.text-link{font-size:13px}.category-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.category-tile img{height:108px;padding:10px}.category-tile>div{padding:12px;gap:5px}.category-tile h3{font-size:13px;line-height:1.5}.category-count{font-size:10px}.cards.product-cards,.catalog-layout .cards.product-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.product-cards .card img,.catalog-layout .product-cards .card img{height:auto;aspect-ratio:4/3;padding:10px}.product-cards .card-content,.catalog-layout .product-cards .card-content{padding:13px 11px}.product-cards .card h3,.catalog-layout .product-cards .card h3{font-size:15px;line-height:1.5;font-weight:400;min-height:67.5px}.product-cards .card .tag{font-size:11px;line-height:1.5;min-height:33px;margin-bottom:3px}.product-cards .card .text-link{font-size:12px;padding-top:8px}.solution-feature{gap:20px}.solution-feature>img{height:230px}.solution-links>a{gap:12px;padding:20px 0}.solution-links h3{font-size:20px}.solution-links p{font-size:13px}.about-copy{font-size:14px}.facts{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}.fact strong{font-size:34px}.fact span{font-size:12px}.page-intro h1{font-size:30px}.container.page-intro{padding-top:15px;padding-bottom:20px}.page-intro p{font-size:14px}.catalog-layout{display:block}.catalog-bar{margin-bottom:22px}.catalog-bar select{font-size:13px;width:100%;margin-bottom:12px}.catalog-bar .search-row{gap:8px}.catalog-bar .button{padding-inline:14px}.category-nav{margin-bottom:24px;gap:8px}.category-nav a{font-size:12px;padding:10px;min-height:44px}.category-nav a.active{border-inline-start:1px solid var(--blue)}.product-head{display:block;padding-top:12px;padding-bottom:35px}.product-head>img{max-height:350px;padding:22px}.product-head h1{font-size:30px;line-height:1.25;margin-top:22px}.product-head p{font-size:14px}.detail-tabs{gap:24px;flex-wrap:nowrap}.detail-tabs a{font-size:13px;min-height:48px}.detail-section{padding:34px 0}.detail-section h2{font-size:24px}.spec-table th,.spec-table td{font-size:13px;padding:13px 11px}.contact-card{padding:24px}.container.contact-page{gap:32px;padding-bottom:45px}.contact-strip{padding:40px 0}.contact-strip h2{font-size:27px}.contact-columns,html:not([lang="zh-CN"]) .contact-columns{grid-template-columns:minmax(0,1fr);gap:26px}.contact-columns a{font-size:14px}.floating,html[dir="rtl"] .floating{bottom:max(14px,env(safe-area-inset-bottom));flex-direction:row}.section-title h2{font-size:26px}.page-photo{max-height:300px}.resource-row .button{margin-top:12px}.resource-list{gap:12px}}
@media(max-width:360px){header{padding-inline:12px}.logo b{font-size:22px}.language-switch select{width:74px}.hero-copy,html[lang]:not([lang="zh-CN"]) .hero-copy{padding:27px 20px}.hero-copy h1,html[lang]:not([lang="zh-CN"]) .hero-copy h1{font-size:29px}.hero-actions .button{padding-inline:11px}.category-tile>div{flex-wrap:wrap}.category-count{width:100%}}

/* Graphite and steel: the distinct FORTRAN industrial direction. */
:root{--navy:#12222c;--text:#e7eef2;--blue:#72d5e6;--cyan:#72d5e6;--gray:#142129;--line:#2e3d46}
body{background:#0e191f;color:#e7eef2}p{color:#a5b5bf}header{background:#101d25;border-bottom-color:#2a3a43}.logo b span{color:#dfe8ef}.desktop-nav a{color:#bdcbd4}.desktop-nav a:hover,.desktop-nav a[aria-current]{color:#91e3ef}.header-actions button{color:#a5bdc9}.header-actions button span:last-child{color:#e0edf3}.language-switch select{background:transparent;color:#d7e3eb}.language-switch select option{color:#12222c}.section{background:#0e191f}.eyebrow{color:#7bafbe;letter-spacing:.18em}.text-link{color:#b4dce5}.text-link:hover{color:#91e3ef}.button{color:#d8e7ee;border-color:#54717f;background:transparent}.button.fill{color:#09222b;background:#85dceb;border-color:#85dceb}.button:hover{background:#d9f6fb;color:#102831;border-color:#d9f6fb}.source-note{color:#91a5b2}.tag{color:#8ca7b7}
.hero{display:block;position:relative;min-height:580px;margin:24px 4.5% 0;border:1px solid #3c505b;background:#15242d;isolation:isolate}.hero:before{content:'';position:absolute;inset:18px;z-index:3;border:1px solid #9dd5e026;pointer-events:none}.hero:after{display:block;z-index:1;background:linear-gradient(90deg,#07151bf5 0%,#07151bd9 28%,#07151b80 52%,#07151b12 82%),linear-gradient(0deg,#07151b85,transparent 55%)}.hero-visual{position:absolute;inset:0;height:100%;min-height:0;z-index:0}.hero-visual>img{object-position:center;filter:saturate(.72) contrast(1.05)}.hero-copy,html[lang]:not([lang="zh-CN"]) .hero-copy{position:relative;inset:auto;max-width:62%;padding:80px 64px 92px;color:#f0f6f9;z-index:2;min-height:580px;background:transparent}.hero-copy .eyebrow{color:#92c7d3;margin-bottom:28px}.hero-copy .eyebrow:before{content:'';display:inline-block;width:26px;height:1px;background:#91deea;margin-inline-end:12px;vertical-align:middle}.hero-copy h1,html[lang]:not([lang="zh-CN"]) .hero-copy h1{font-size:clamp(34px,3.65vw,56px);letter-spacing:-.035em;line-height:1.12;margin-bottom:26px;color:#f0f6f9}.hero-copy p,html:not([lang="zh-CN"]) .hero-copy p{max-width:460px;color:#b7c9d4;font-size:16px;line-height:1.85}.hero-copy .button{border-color:#b0c8d580;color:#e4f0f6}.hero-copy .button.fill{color:#10232c;background:#a8e6f0;border-color:#a8e6f0}.hero-copy .button:hover{color:#10232c;background:#e0f7fb;border-color:#e0f7fb}.hero-search{border-color:#83b1c859;max-width:420px}.hero-search input{color:#e6f3f9}.hero-search input::placeholder{color:#94afbf}.hero-search button{color:#b6e9f2}.hero-image-footer{z-index:4;padding:16px 28px;background:linear-gradient(transparent,#07151b99);inset:auto 0 0;pointer-events:none}.hero-image-footer>span{margin-inline-start:auto;margin-inline-end:24px;color:#c4d7e2;font-size:11px;letter-spacing:.08em}.hero-image-footer .dots{pointer-events:auto}
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.hero-copy h1>span{display:block}

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