:root{--ink:#0a1723;--navy:#0d2438;--blue:#0a5b83;--cyan:#16a6c9;--orange:#f28c28;--paper:#f5f7f9;--line:#dbe2e8;--muted:#607080}*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--ink);line-height:1.65;background:#fff;overflow-x:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.topbar{background:#07131d;color:#cad6df;display:flex;justify-content:space-between;padding:7px max(4vw,24px);font-size:11px;letter-spacing:.08em}.topbar a{color:#fff}.header{height:84px;padding:0 max(4vw,24px);display:flex;align-items:center;gap:28px;background:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line)}.brand{display:grid;grid-template-columns:52px auto;grid-template-rows:1fr 1fr;align-items:center;min-width:245px}.brand span{grid-row:1/3;background:var(--orange);color:#fff;width:44px;height:44px;display:grid;place-items:center;font-weight:900;font-size:20px}.brand 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1.2fr;gap:70px}.contact-tile{display:block;padding:20px 0;border-bottom:1px solid var(--line)}.contact-tile b,.contact-tile span,.contact-tile small{display:block}.contact-tile b{color:var(--orange);font-size:12px;text-transform:uppercase}.contact-tile span{font-size:20px;font-weight:800}.contact-tile small{color:var(--muted)}.quote-form{padding:36px;background:var(--paper)}.quote-form label{display:block;font-size:12px;font-weight:800;margin:16px 0}.quote-form input,.quote-form textarea{width:100%;padding:13px;border:1px solid #cbd5dc;background:#fff;margin-top:6px;font:inherit}.form-note{font-size:12px;color:var(--muted)}#google_translate_element{min-width:120px;font-size:11px}@media(max-width:1100px){.header nav{display:none;position:absolute;top:84px;left:0;right:0;background:white;padding:20px;flex-direction:column}.header nav.open{display:flex}.menu-toggle{display:block;margin-left:auto;background:none;border:0;font-size:24px}.header>.btn,#google_translate_element{display:none}.products-grid,.catalog{grid-template-columns:repeat(3,1fr)}.family-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.topbar{display:none}.header{height:72px;padding:0 14px}.brand{min-width:0}.brand b{font-size:13px}.brand small{font-size:8px}.hero{min-height:650px;height:85vh}.hero-overlay{padding:60px 24px}.hero h1{font-size:42px}.trust{display:grid;gap:8px}.section{padding:64px 22px}.family-grid,.products-grid,.catalog,.steps,.application-grid,.two-col,.contact-grid,.credits{grid-template-columns:1fr}.family{height:300px}.split,.quality,.product-hero,.product-detail{grid-template-columns:1fr}.split>img,.quality>img,.product-hero>img{min-height:320px;height:320px}.split>div,.quality>div,.product-hero>div{padding:60px 24px}.product-hero>img{order:-1}.product-hero h1{font-size:40px}.industry-list{grid-template-columns:1fr}.cta{align-items:flex-start;flex-direction:column}.cta h2{font-size:30px}footer{grid-template-columns:1fr}.inquiry-box{align-items:flex-start;flex-direction:column}.floating-wa{left:14px;right:14px;text-align:center}.products-grid .product-card img{height:230px}}
/* V8 industrial visual system */
:root{--ink:#111820;--navy:#101820;--blue:#17334b;--cyan:#8eaabd;--orange:#f59d24;--paper:#eef1f3;--line:#cbd2d8;--muted:#5c6873}
body{background:#f7f8f9;color:var(--ink)}
.topbar{background:#090e13;color:#aeb8c1;border-bottom:1px solid #28323a}.header{background:#111820;color:#fff;border-bottom:1px solid #303943}.brand small{color:#9caab5}.header nav a{color:#dbe1e6}.header nav a:hover{color:var(--orange)}.menu-toggle{color:#fff}.btn{background:var(--orange);color:#111!important}.btn:hover{filter:brightness(1.08)}.btn-wa{background:#0e9360;color:#fff!important}.eyebrow{color:#f5a52f}.text-link{color:#f5a52f}
.hero{height:min(820px,88vh);min-height:690px;background:#090e13}.hero>img{opacity:.82;filter:saturate(.72) contrast(1.12)}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,9,13,.96) 0%,rgba(7,12,17,.7) 48%,rgba(7,12,17,.18) 100%),linear-gradient(0deg,rgba(5,9,13,.75),transparent 52%)}.hero-overlay{max-width:1080px;z-index:2}.hero h1 em{color:#b9c9d4}.hero-rail{position:absolute;z-index:3;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(6,1fr);background:rgba(7,12,17,.88);border-top:1px solid #ffffff2b;color:#dce3e8;padding:18px max(6vw,30px);font-size:10px;letter-spacing:.18em}.hero-rail b{border-left:2px solid var(--orange);padding-left:10px}
.section{background:#f7f8f9}.section.dark{background:#101820}.intro{background:#e9edf0}.family,.solution-card{box-shadow:0 12px 35px #0a101720;border:1px solid #ffffff18}.family img{opacity:.68;filter:saturate(.75) contrast(1.08)}.product-card{border:1px solid #ced5da;box-shadow:0 8px 24px #10182012}.product-card img{height:230px;filter:saturate(.82) contrast(1.04)}.dark .product-card{border-color:#2b3741}.card-actions a:first-child{background:#e8ecef}.card-actions .wa-link{background:#0e9360}
.solutions{background:#141d25;color:#fff}.solutions .lead{color:#b9c4cc}.solution-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:42px}.solution-card{position:relative;min-height:280px;overflow:hidden;background:#080d12}.solution-card:first-child{grid-column:span 2}.solution-card img{position:absolute;width:100%;height:100%;object-fit:cover;opacity:.58;filter:saturate(.65) contrast(1.15);transition:.45s}.solution-card:hover img{transform:scale(1.04);opacity:.47}.solution-card div{position:absolute;inset:auto 0 0;padding:46px 22px 20px;background:linear-gradient(transparent,#060a0eea)}.solution-card h3{font-size:22px;margin:0}.solution-card p{font-size:12px;color:#cbd4da;margin:5px 0}
.industrial-band{display:grid;grid-template-columns:.8fr 1.2fr;background:#0b1117;color:#fff}.industrial-band>div:first-child{padding:90px max(5vw,36px)}.industrial-band h2{font-size:clamp(34px,4vw,58px);line-height:1.05}.industrial-band p{color:#bac5cc}.industrial-gallery{display:grid;grid-template-columns:repeat(3,1fr);min-height:560px}.industrial-gallery figure{margin:0;position:relative;overflow:hidden;border-left:1px solid #ffffff1d}.industrial-gallery img{width:100%;height:100%;object-fit:cover;filter:saturate(.65) contrast(1.12)}.industrial-gallery figcaption{position:absolute;left:0;right:0;bottom:0;padding:18px;background:#071019df;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.quality>div{background:#101820}.global-support{display:grid;grid-template-columns:1.2fr .8fr;gap:70px;background:#e3e8eb}.market-panel{display:grid;gap:0;background:#111820;color:#fff;padding:34px}.market-panel b{color:var(--orange);font-size:12px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:10px}.market-panel span{padding:15px 0;border-bottom:1px solid #ffffff1f}.case-section{background:#fff}.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:38px}.case-grid article{background:#151e26;color:#fff;padding:32px;border-top:4px solid var(--orange)}.case-grid span{color:var(--orange);font-weight:900;font-size:26px}.case-grid p{color:#bdc8cf}.accuracy-note{font-size:12px;color:var(--muted);margin-top:18px}.faq-section{background:#e9edf0}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:34px}.faq-grid details{background:#fff;border:1px solid #cbd2d8;padding:22px}.faq-grid summary{font-weight:800;cursor:pointer}.faq-grid p{font-size:14px;color:var(--muted)}
.supplied-gallery-section{background:#0f171e;color:#fff}.supplied-gallery-section .lead{color:#b8c3ca}.supplied-gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:36px}.supplied-gallery figure{margin:0;background:#070b0f;overflow:hidden;aspect-ratio:4/3;border:1px solid #ffffff18}.supplied-gallery img{width:100%;height:100%;object-fit:cover;filter:saturate(.86) contrast(1.05);transition:.4s}.supplied-gallery figure:hover img{transform:scale(1.035)}.about-brand{display:grid;grid-template-columns:220px 1fr;gap:42px;align-items:center}.about-brand>img{width:220px;height:180px;object-fit:contain;background:#fff;padding:18px}
.page-hero,.product-hero,.simple-hero{background:#101820}.page-hero img,.product-hero>img{filter:saturate(.72) contrast(1.12)}.page-hero:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#090e13dd,#090e1335);pointer-events:none}.page-hero>div{z-index:1}.spec-card{background:#e7ebee}.gray{background:#e7ebee}.inquiry-box{background:#111820}.placeholder{background:#111820}.cta{background:#17334b}footer{background:#0c1218}.copyright{background:#05080b}.floating-wa{background:#0e9360}
@media(max-width:1100px){.header nav{background:#111820}.solution-grid{grid-template-columns:repeat(2,1fr)}.industrial-band{grid-template-columns:1fr}.industrial-gallery{min-height:420px}.global-support{grid-template-columns:1fr}.hero-rail{grid-template-columns:repeat(3,1fr);gap:10px}.products-grid,.catalog{grid-template-columns:repeat(2,1fr)}.supplied-gallery{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.hero{height:auto;min-height:720px}.hero-overlay{padding:70px 22px 130px}.hero h1{font-size:40px}.hero-rail{grid-template-columns:repeat(2,1fr);padding:14px 22px}.solution-grid,.faq-grid,.case-grid{grid-template-columns:1fr}.solution-card:first-child{grid-column:auto}.solution-card{min-height:260px}.industrial-gallery{grid-template-columns:1fr;min-height:0}.industrial-gallery figure{height:260px;border-left:0;border-top:1px solid #ffffff1d}.global-support{gap:30px}.products-grid,.catalog{grid-template-columns:1fr}.product-card img{height:240px}.page-hero{height:450px}.hero>img{object-position:50% center}.supplied-gallery{grid-template-columns:repeat(2,1fr)}.about-brand{grid-template-columns:1fr}.about-brand>img{width:180px;height:150px}}

.supplied-gallery figure{aspect-ratio:auto;display:flex;flex-direction:column}.supplied-gallery figure a{display:block;height:240px;background:#e9edf0}.supplied-gallery img{height:240px;object-fit:contain;filter:none}.supplied-gallery figcaption{padding:12px 14px;font-size:13px;color:#d9e1e7}.photo-pending{min-height:230px;padding:30px;display:flex;flex-direction:column;justify-content:center;gap:14px;background:#e2e7ea;color:#273746;text-align:center}.photo-pending span{font-size:13px}.product-hero>.photo-pending{min-height:480px}.product-hero>img{object-fit:contain;background:#e5e9eb;filter:none}.product-card img{object-fit:contain;background:#e5e9eb;filter:none}@media(max-width:760px){.supplied-gallery figure a,.supplied-gallery img{height:180px}.product-hero>.photo-pending{min-height:240px}}

.seo-selection{max-width:1180px;margin:auto}.seo-selection p{max-width:85ch;line-height:1.8}.seo-selection a{color:#175078;text-decoration:underline}.product-detail>div{min-width:0}.spec-card b{overflow-wrap:anywhere}.filterbar button{scroll-margin-top:120px}img{max-width:100%}@media(max-width:760px){.copyright{padding-bottom:90px}.product-hero h1{overflow-wrap:anywhere}.language-panel{max-width:calc(100vw - 44px)}.actions{flex-wrap:wrap}.seo-selection{padding-left:22px;padding-right:22px}}

/* SEO 1.2: category navigation and specification references */
.breadcrumbs{max-width:1400px;margin:auto;padding:20px 24px;font-size:14px;line-height:1.8}.breadcrumbs a,.reference-table a{color:#175078;text-decoration:underline}.category-links{display:flex;gap:12px;flex-wrap:wrap}.table-scroll{overflow-x:auto}.reference-table{border-collapse:collapse;width:100%;margin:24px 0;text-align:left}.reference-table th,.reference-table td{border:1px solid #ccd4da;padding:12px}.reference-table thead{background:#edf2f5}.reference-table caption{text-align:left;margin-bottom:10px}.spec-card div{gap:16px}.spec-card b{max-width:65%}.seo-selection h2{margin-top:32px}
.section:has(>h1){padding-top:48px}.section>h1{font-size:clamp(34px,4vw,56px);line-height:1.15;margin:18px 0 24px}.section:has(>h1) h2{font-size:clamp(24px,2.5vw,34px);line-height:1.25}

/* Vietnamese text and explicit language navigation */
html[lang="vi"] h1,html[lang="vi"] h2,html[lang="vi"] h3{text-transform:none;letter-spacing:normal;line-height:1.3}html[lang="vi"] .product-detail>img{width:100%;max-height:480px;object-fit:contain}html[lang="vi"] li{margin:12px 0;line-height:1.7}.locale-link{white-space:nowrap;text-decoration:underline!important}html[lang="vi"] .product-detail{align-items:center}html[lang="vi"] .product-detail h1{font-size:clamp(32px,4vw,54px)}

/* Shared English/Vietnamese language menu and industrial hero */
.language-options>a{font:600 14px Arial,sans-serif;padding:11px 10px;border:1px solid #536472;color:#fff;text-align:left;min-height:44px;background:#253544;text-decoration:none!important}.language-options>a:hover{background:#f59d24;color:#111}.native-language{position:relative;color:#fff;font-size:13px}.native-language summary{cursor:pointer;border:1px solid #f59d24;padding:10px 12px;white-space:nowrap;list-style:none}.native-language>div{position:absolute;right:0;top:100%;min-width:160px;background:#111b24;border:1px solid #536472;padding:12px;z-index:60}.native-language a{display:block;padding:10px}.native-language a[aria-current]{color:#f59d24}html[lang="vi"] .hero h1{font-size:clamp(36px,5.1vw,70px);line-height:1.12}html[lang="vi"] .hero-overlay{max-width:1080px}html[lang="vi"] .hero-overlay>p:not(.eyebrow){font-size:18px}html[lang="vi"] .hero .trust{margin-top:28px}html[lang="vi"] .hero .hero-rail{flex-wrap:wrap}@media(max-width:760px){html[lang="vi"] .hero{height:auto;min-height:760px}html[lang="vi"] .hero>img{position:absolute;inset:0}html[lang="vi"] .hero-overlay{position:relative;padding:56px 24px 100px}html[lang="vi"] .hero h1{font-size:38px}html[lang="vi"] .hero .trust{margin-top:24px}.native-language>div{position:static}}

.destination-language{font-size:10px;opacity:.8}html[lang="vi"] .header nav{gap:14px}html[lang="vi"] .header nav>a{font-size:12px}html[lang="vi"] .family h3{font-size:22px}html[lang="vi"] .hero-overlay{max-width:1080px}