:root {
  --blue-950: #052844;
  --blue-900: #063b68;
  --blue-800: #0b568e;
  --blue-700: #126ba7;
  --blue-100: #eaf3f8;
  --gold: #d8a52b;
  --gold-dark: #b98414;
  --ink: #18242e;
  --text: #4e5e69;
  --muted: #788691;
  --line: #dce3e8;
  --soft: #f4f6f7;
  --shell: min(1200px, calc(100% - 48px));
  --shadow: 0 12px 35px rgba(11, 46, 71, .09);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: #fff; font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; line-height: 1.75; -webkit-font-smoothing: antialiased; }
body.nav-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, textarea { font: inherit; }
.shell { width: var(--shell); margin-inline: auto; }
.narrow { max-width: 860px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.skip-link { position: fixed; z-index: 999; top: -50px; left: 16px; padding: 9px 14px; color: #fff; background: var(--blue-900); }
.skip-link:focus { top: 12px; }
.icon { flex: 0 0 auto; }

.topbar { color: #78838b; background: #f6f7f8; border-bottom: 1px solid #e8ecef; font-size: 12px; }
.topbar .shell { height: 34px; display: flex; align-items: center; justify-content: space-between; }
.site-header { position: relative; z-index: 50; background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,.04); }
.masthead { height: 104px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: flex; align-items: center; min-width: 0; }
.brand-logo { width: 166px; height: 84px; display: grid; place-items: center; flex: 0 0 auto; padding-right: 22px; margin-right: 22px; overflow: hidden; border-right: 1px solid var(--line); }
.brand-logo img { width: 142px; height: 82px; max-width: none; object-fit: contain; transform: scale(1.2); }
.brand span { display: grid; gap: 3px; }
.brand b { color: var(--ink); font-size: 25px; line-height: 1.2; letter-spacing: .08em; white-space: nowrap; }
.brand small { color: #7c8992; font-family: Arial, sans-serif; font-size: 9px; letter-spacing: .15em; white-space: nowrap; }
.mast-contact { display: grid; justify-items: end; color: var(--muted); font-size: 12px; }
.mast-contact strong { display: flex; align-items: center; gap: 7px; margin-top: 5px; color: var(--blue-900); font-family: Arial, sans-serif; font-size: 21px; }
.mast-contact small { color: #667782; font-family: Arial, sans-serif; font-size: 11px; letter-spacing: .05em; }
.menu-toggle { display: none; width: 44px; height: 44px; place-items: center; border: 1px solid var(--line); color: var(--blue-900); background: #fff; }
.main-nav { position: relative; color: #fff; background: var(--blue-900); }
.main-nav .nav-shell { height: 58px; display: grid; grid-template-columns: repeat(7, 1fr); }
.nav-shell > a, .nav-item > a { position: relative; display: grid; place-items: center; border-left: 1px solid rgba(255,255,255,.1); font-size: 15px; letter-spacing: .04em; transition: .2s; }
.nav-shell > a:last-child { border-right: 1px solid rgba(255,255,255,.1); }
.nav-shell > a:hover, .nav-shell > a.active, .nav-item > a:hover, .nav-item > a.active { background: var(--blue-800); }
.nav-shell > a.active::after, .nav-item > a.active::after { content: ""; position: absolute; left: 22%; right: 22%; bottom: 0; height: 3px; background: var(--gold); }
.nav-item { min-width: 0; display: grid; }
.mega-menu { position: absolute; z-index: 55; top: 100%; left: 0; right: 0; overflow: hidden; visibility: hidden; opacity: 0; color: var(--ink); background: #fff; border-top: 3px solid var(--gold); box-shadow: 0 28px 55px rgba(1,25,43,.22); transform: translateY(8px); transition: opacity .2s, transform .2s, visibility .2s; }
.has-mega:hover .mega-menu, .has-mega:focus-within .mega-menu { visibility: visible; opacity: 1; transform: translateY(0); }
.mega-menu .mega-grid { height: auto; display: grid; grid-template-columns: 260px 1fr; gap: 42px; padding-block: 28px 32px; }
.mega-lead { padding: 23px 25px; color: #fff; background: linear-gradient(145deg,var(--blue-900),var(--blue-950)); }
.mega-lead > span { color: var(--gold); font-family: Arial,sans-serif; font-size: 10px; letter-spacing: .19em; }
.mega-lead h2 { margin: 10px 0; font-size: 22px; line-height: 1.5; }
.mega-lead p { margin: 0 0 18px; color: #b9cbd7; font-size: 12px; }
.mega-lead .mega-all { min-height: 42px; display: flex; align-items: center; justify-content: space-between; padding: 0 14px; color: #fff; background: var(--gold-dark); font-size: 12px; font-weight: 700; }
.mega-categories { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px 28px; }
.mega-categories section { min-width: 0; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.mega-category { display: flex; align-items: center; justify-content: space-between; color: var(--blue-900); font-size: 14px; font-weight: 700; }
.mega-categories small { display: block; overflow: hidden; margin: 2px 0 6px; color: #8a969e; font-size: 10px; white-space: nowrap; text-overflow: ellipsis; }
.mega-product { display: block; overflow: hidden; padding: 2px 0; color: #5a6973; font-size: 11px; white-space: nowrap; text-overflow: ellipsis; }
.mega-product::before { content: "\00b7"; margin-right: 7px; color: var(--gold-dark); }
.mega-product:hover, .mega-category:hover { color: var(--blue-700); }

.button { min-height: 45px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 23px; border: 1px solid transparent; border-radius: 2px; font-size: 14px; font-weight: 700; cursor: pointer; transition: .2s; }
.button.primary { color: #fff; background: var(--blue-900); }
.button.primary:hover { background: var(--blue-800); }
.button.accent { color: #fff; background: var(--gold-dark); }
.button.accent:hover { background: var(--gold); }
.button.outline { border-color: #b8c3ca; color: var(--blue-900); background: #fff; }
.button.outline:hover { border-color: var(--blue-900); }
.button.ghost { border-color: rgba(255,255,255,.58); color: #fff; background: rgba(0,0,0,.08); }
.more-link { display: inline-flex; align-items: center; gap: 5px; color: var(--blue-800); font-size: 13px; font-weight: 700; }
.section { padding: 86px 0; }
.section-title { max-width: 760px; position: relative; margin: 0 auto 42px; text-align: center; }
.section-title::before, .section-title::after { content: ""; position: absolute; top: 40px; width: 72px; height: 1px; background: linear-gradient(90deg, transparent, #9eb4c2); }
.section-title::before { left: 0; }
.section-title::after { right: 0; transform: rotate(180deg); }
.section-title > span, .document-title span, .about-copy > span, .about-detail > div > span, .contact-form-card > span, .wechat-block > div > span { color: var(--gold-dark); font-family: Arial, sans-serif; font-size: 12px; font-weight: 700; letter-spacing: .22em; }
.section-title h2 { position: relative; margin: 5px 0 16px; padding-bottom: 15px; font-size: 32px; line-height: 1.3; font-weight: 600; letter-spacing: .08em; }
.section-title h2::after { content: ""; position: absolute; bottom: 0; left: calc(50% - 28px); width: 56px; height: 2px; background: var(--gold); }
.section-title p { margin: 0; color: var(--muted); font-size: 14px; }

.home-hero { position: relative; color: #fff; }
.hero-photo { height: 520px; background: linear-gradient(90deg, rgba(3,30,51,.75), rgba(3,30,51,.25) 53%, rgba(3,30,51,.06)), url('/assets/site/hero-bridge.jpg') center 44%/cover no-repeat; }
.hero-content { position: absolute; inset: 0 0 68px; display: flex; align-items: center; }
.hero-panel { max-width: 690px; position: relative; padding: 38px 42px 40px; border-left: 4px solid var(--gold); background: linear-gradient(110deg, rgba(3,35,58,.78), rgba(3,35,58,.3)); box-shadow: 0 24px 70px rgba(1,24,41,.22); backdrop-filter: blur(3px); text-shadow: 0 2px 12px rgba(0,0,0,.32); }
.hero-panel::before { content: ""; position: absolute; top: 0; right: 0; width: 72px; height: 4px; background: var(--gold); }
.hero-panel::after { content: ""; position: absolute; right: 0; bottom: 0; width: 78px; height: 78px; border-right: 1px solid rgba(255,255,255,.25); border-bottom: 1px solid rgba(255,255,255,.25); }
.hero-panel > span { font-family: Arial, sans-serif; font-size: 13px; letter-spacing: .2em; }
.hero-panel h1 { margin: 13px 0 18px; font-size: clamp(40px, 4.4vw, 61px); line-height: 1.28; font-weight: 600; letter-spacing: .05em; }
.hero-panel p { margin: 0 0 27px; font-size: 17px; letter-spacing: .04em; }
.hero-panel > div { display: flex; gap: 11px; }
.hero-strip { height: 68px; position: absolute; left: 0; right: 0; bottom: 0; background: linear-gradient(100deg,#052b48 0%,#0a4a73 52%,#063351 100%); box-shadow: inset 0 1px rgba(255,255,255,.1), 0 8px 22px rgba(5,40,68,.12); }
.hero-strip .shell { height: 100%; display: grid; grid-template-columns: repeat(4,1fr); }
.hero-strip span { position: relative; display: flex; align-items: center; justify-content: center; gap: 9px; color: #e5eff4; font-size: 13px; font-weight: 600; cursor: default; user-select: none; }
.hero-strip span::after { content: ""; width: 3px; height: 3px; position: absolute; margin-left: min(24vw,300px); border-radius: 50%; background: rgba(255,255,255,.32); }
.hero-strip span:last-child::after { display: none; }
.hero-strip .icon { color: var(--gold); }

.products-home { position: relative; padding: 62px 0 38px; background: radial-gradient(circle at 12% 8%, rgba(18,107,167,.07), transparent 22%), linear-gradient(180deg,#f7f9fa,#f1f4f6); }
.products-home .section-title { margin-bottom: 34px; }
.products-home::before { content: "PRODUCT"; position: absolute; top: 35px; right: 3vw; color: rgba(6,59,104,.035); font-family: Arial, sans-serif; font-size: clamp(80px,12vw,180px); font-weight: 900; line-height: 1; letter-spacing: -.04em; pointer-events: none; }
.home-category-tabs { position: relative; display: grid; grid-template-columns: repeat(9,1fr); margin-bottom: 32px; border: 1px solid #cbd6dd; background: rgba(255,255,255,.92); box-shadow: 0 12px 30px rgba(11,46,71,.06); }
.home-category-tabs a { min-height: 54px; display: grid; place-items: center; padding: 8px; border-right: 1px solid #e4e8eb; color: #52616c; text-align: center; font-size: 13px; transition: .2s; }
.home-category-tabs a:last-child { border-right: 0; }
.home-category-tabs a:hover { color: #fff; background: var(--blue-900); }
.product-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; }
.product-card { position: relative; overflow: hidden; border: 1px solid #d8e0e5; border-top: 3px solid var(--blue-900); background: #fff; box-shadow: 0 8px 24px rgba(11,46,71,.045); transition: .25s; }
.product-card::after { content: ""; position: absolute; top: 0; right: 0; width: 32px; height: 3px; background: var(--gold); }
.product-card:hover { border-color: #9eb4c2; border-top-color: var(--gold-dark); transform: translateY(-6px); box-shadow: 0 20px 42px rgba(11,46,71,.14); }
.product-image { display: block; aspect-ratio: 16/10; overflow: hidden; background: #f1f3f4; }
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s; }
.product-image.product-art { aspect-ratio: 6/5; background: #fff; }
.product-image.product-art img { object-fit: contain; }
.product-card:hover .product-image img { transform: scale(1.035); }
.product-card:hover .product-image.product-art img { transform: none; }
.product-card-body { padding: 15px 17px 16px; }
.product-card-body small { color: var(--blue-700); font-size: 11px; }
.product-card-body h3 { margin: 5px 0; font-size: 18px; line-height: 1.4; font-weight: 600; }
.product-card-body p { display: -webkit-box; overflow: hidden; margin: 0 0 7px; color: var(--text); font-size: 13px; line-height: 1.6; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.center-action { margin-top: 28px; text-align: center; }

.home-about { padding: 34px 0 42px; background: #fff; }
.about-split { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 74px; }
.home-about .about-split { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 52px; }
.factory-visual { min-height: 430px; position: relative; overflow: hidden; display: flex; flex-direction: column; justify-content: flex-end; padding: 35px; color: #fff; background: radial-gradient(circle at 78% 20%, rgba(216,165,43,.24), transparent 24%), linear-gradient(145deg, #043051, #0c6a9f); box-shadow: 18px 18px 0 #e8edf0, 0 22px 55px rgba(3,40,68,.18); }
.factory-visual::before, .factory-visual::after { content: ""; position: absolute; opacity: .22; }
.factory-visual::before { inset: 14% -5% auto 16%; height: 170px; border: 2px solid #fff; border-bottom: 0; transform: skewY(-7deg); }
.factory-visual::after { inset: 47% -4% 0 8%; background: repeating-linear-gradient(90deg, transparent 0 42px, rgba(255,255,255,.23) 43px 45px); }
.factory-mark, .factory-note { position: relative; z-index: 1; }
.factory-mark { margin-bottom: auto; color: rgba(255,255,255,.88); font-family: Arial, sans-serif; font-size: 60px; font-weight: 800; line-height: 1; letter-spacing: .05em; }
.factory-mark small { display: block; margin-top: 7px; color: var(--gold); font-size: 11px; letter-spacing: .26em; }
.factory-note { padding: 18px 20px; border-left: 3px solid var(--gold); background: rgba(3,28,48,.55); font-size: 13px; }
.factory-visual.large { min-height: 480px; }
.factory-visual.factory-photo { min-height: 0; }
.factory-photo { display: block; margin: 0; padding: 0; background: #dfe7ec; }
.factory-photo::before { z-index: 1; inset: 0; height: auto; border: 0; background: linear-gradient(180deg,transparent 46%,rgba(3,28,48,.76) 100%); transform: none; opacity: 1; pointer-events: none; }
.factory-photo::after { display: none; }
.factory-photo > img { width: 100%; height: auto; display: block; }
.home-about .factory-photo { aspect-ratio: 16/9; }
.home-about .factory-photo > img { height: 100%; object-fit: cover; object-position: right center; }
.factory-photo figcaption { position: absolute; z-index: 2; left: 30px; right: 30px; bottom: 26px; display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 3px 20px; padding-left: 16px; border-left: 3px solid var(--gold); color: #fff; }
.factory-photo figcaption small { grid-column: 1/-1; color: var(--gold); font: 700 9px/1.4 Arial,sans-serif; letter-spacing: .2em; }
.factory-photo figcaption b { font-size: 22px; font-weight: 600; }
.factory-photo figcaption span { color: #d4e1e8; font-size: 11px; }
.about-copy h2, .about-detail h2 { margin: 8px 0 14px; font-size: 34px; font-weight: 600; line-height: 1.4; }
.about-copy i { width: 54px; height: 2px; display: block; margin-bottom: 23px; background: var(--gold); }
.about-copy p, .about-detail p { margin: 0 0 17px; color: var(--text); font-size: 15px; line-height: 2; }
.about-copy ul { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 24px; padding: 0; margin: 22px 0 28px; list-style: none; color: var(--blue-900); font-size: 14px; }
.about-copy li::before { content: "◆"; margin-right: 8px; color: var(--gold); font-size: 8px; }

.service-section { padding: 58px 0 62px; color: #fff; background: var(--blue-950); }
.service-section .section-title { margin-bottom: 30px; }
.service-section .section-title h2, .service-section .section-title p { color: #fff; }
.service-section .section-title p { color: #9fb7c7; }
.service-grid { display: grid; grid-template-columns: repeat(4,1fr); }
.service-grid > a { min-height: 215px; position: relative; overflow: hidden; padding: 26px 27px; border: 1px solid rgba(255,255,255,.14); border-right: 0; transition: .25s; }
.service-grid > a::after { content: ""; position: absolute; right: -42px; bottom: -42px; width: 100px; height: 100px; border: 1px solid rgba(216,165,43,.2); transform: rotate(45deg); }
.service-grid > a:last-child { border-right: 1px solid rgba(255,255,255,.14); }
.service-grid > a:hover { background: var(--blue-800); }
.service-grid b { color: var(--gold); font-family: Arial, sans-serif; font-size: 14px; }
.service-grid h3 { margin: 27px 0 9px; font-size: 20px; font-weight: 600; }
.service-grid p { min-height: 52px; margin: 0 0 11px; color: #a9bfcd; font-size: 13px; }
.service-grid span { display: inline-flex; align-items: center; gap: 5px; color: #fff; font-size: 12px; }

.news-support { padding: 58px 0; background: #fff; }
.news-grid { display: grid; grid-template-columns: 1.35fr .65fr; align-items: start; gap: 52px; }
.split-title { display: flex; align-items: end; justify-content: space-between; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid var(--blue-900); }
.split-title span { color: var(--gold-dark); font-size: 11px; letter-spacing: .18em; }
.split-title h2 { margin: 2px 0 0; font-size: 27px; }
.split-title > a { color: var(--muted); font-size: 12px; }
.news-list > a { display: grid; grid-template-columns: 96px 1fr; gap: 20px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.news-list time { color: var(--blue-700); font-family: Arial, sans-serif; font-size: 12px; }
.news-list h3 { margin: 0 0 6px; font-size: 17px; font-weight: 600; }
.news-list p { display: -webkit-box; overflow: hidden; margin: 0; color: var(--muted); font-size: 13px; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.support-card { padding: 32px; color: #fff; background: linear-gradient(145deg, var(--blue-900), var(--blue-950)); }
.support-card > span { color: var(--gold); font-size: 11px; letter-spacing: .2em; }
.support-card h2 { margin: 13px 0; font-size: 26px; }
.support-card > p { color: #b9cbd7; font-size: 14px; }
.support-phone { display: flex; align-items: center; gap: 10px; margin: 20px 0; color: var(--gold); }
.support-phone b { font-family: Arial, sans-serif; font-size: 26px; }

.page-banner { height: 270px; position: relative; overflow: hidden; color: #fff; background: linear-gradient(90deg, rgba(3,32,54,.9), rgba(3,42,71,.35)), url('/assets/site/hero-bridge.jpg') center 48%/cover no-repeat; }
.page-banner::before { content: ""; position: absolute; inset: auto -5% -58% auto; width: 42vw; height: 260px; border: 1px solid rgba(255,255,255,.18); transform: skewX(-28deg); }
.page-banner::after { content: ""; position: absolute; left: calc((100% - min(1200px, calc(100% - 48px))) / 2); bottom: 0; width: 80px; height: 4px; background: var(--gold); }
.page-banner .shell { height: 100%; display: flex; align-items: center; }
.page-banner span { color: var(--gold); font-family: Arial, sans-serif; font-size: 12px; letter-spacing: .25em; }
.page-banner h1 { margin: 8px 0 7px; font-size: 39px; font-weight: 600; letter-spacing: .08em; }
.page-banner p { margin: 0; color: #d2dfe7; font-size: 14px; }
.breadcrumb-bar { border-bottom: 1px solid var(--line); background: #f7f8f9; }
.breadcrumb-bar .shell { min-height: 48px; display: flex; flex-wrap: wrap; align-items: center; gap: 9px; color: var(--muted); font-size: 12px; }
.breadcrumb-bar a:hover { color: var(--blue-800); }
.breadcrumb-bar em { color: #4d5a63; font-style: normal; }

.product-browser { padding-top: 58px; }
.browser-layout { display: grid; grid-template-columns: 250px 1fr; gap: 42px; align-items: start; }
.product-sidebar { border: 1px solid var(--line); background: #fff; }
.product-sidebar h2 { margin: -1px -1px 0; padding: 22px; color: #fff; background: var(--blue-900); font-size: 20px; font-weight: 600; }
.product-sidebar h2 small { display: block; margin-top: 2px; color: #a9c3d4; font-family: Arial, sans-serif; font-size: 9px; letter-spacing: .13em; }
.product-sidebar > a { min-height: 51px; display: flex; align-items: center; justify-content: space-between; padding: 10px 17px; border-bottom: 1px solid #e7ebee; color: #53636d; font-size: 13px; }
.product-sidebar > a::after { content: "›"; color: #a7b4bc; font-size: 17px; }
.product-sidebar > a:hover, .product-sidebar > a.active { padding-left: 21px; color: #fff; background: var(--blue-800); }
.product-sidebar > a span { color: #95a1a8; font-family: Arial, sans-serif; font-size: 11px; }
.product-sidebar > a.active span, .product-sidebar > a:hover span { color: #c7dce9; }
.sidebar-contact { padding: 25px 18px; color: #fff; background: var(--blue-950); }
.sidebar-contact small, .sidebar-contact span { display: block; color: #a7bdca; }
.sidebar-contact b { display: block; margin: 5px 0; color: var(--gold); font-family: Arial, sans-serif; font-size: 20px; }
.product-search { display: grid; grid-template-columns: 1fr auto; gap: 9px; margin-bottom: 25px; padding: 18px; background: var(--soft); }
.product-search label { min-height: 45px; display: flex; align-items: center; gap: 9px; padding: 0 14px; border: 1px solid #cbd4da; background: #fff; }
.product-search input { width: 100%; border: 0; outline: 0; color: var(--ink); font-size: 14px; }
.result-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; padding-bottom: 11px; border-bottom: 2px solid var(--blue-900); }
.result-head h2 { margin: 0; font-size: 23px; font-weight: 600; }
.result-head span { color: var(--muted); font-size: 12px; }
.product-results .product-grid { grid-template-columns: repeat(3,1fr); }
.empty-state, .pending-cases { padding: 90px 30px; border: 1px solid var(--line); text-align: center; }
.empty-state p, .pending-cases p { max-width: 740px; margin: 12px auto 24px; color: var(--text); }

.product-sheet { padding: 52px 0 84px; background: linear-gradient(180deg,#f3f6f8 0,#fff 470px); }
.product-sheet-inner { overflow: hidden; border: 1px solid #d7e0e5; border-top: 4px solid var(--blue-900); background: #fff; box-shadow: 0 22px 60px rgba(5,40,68,.1); }
.product-intro-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 62px; align-items: center; }
.product-sheet .product-intro-grid { padding: 46px 48px 42px; background: linear-gradient(120deg,#f7f9fa,#fff 72%); }
.detail-image { overflow: hidden; aspect-ratio: 4/3; border: 1px solid #d6dde2; background: #fff; box-shadow: var(--shadow); }
.detail-image img { width: 100%; height: 100%; object-fit: contain; }
.detail-copy > small { color: var(--blue-700); font-size: 12px; }
.detail-copy h1 { margin: 8px 0 13px; font-size: 36px; line-height: 1.35; font-weight: 600; }
.title-line { width: 58px; height: 2px; margin-bottom: 20px; background: var(--gold); }
.detail-copy > p { color: var(--text); }
.detail-copy dl { margin: 24px 0; border-top: 1px solid var(--line); }
.detail-copy dl div { display: grid; grid-template-columns: 90px 1fr; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.detail-copy dt { color: var(--muted); }
.detail-copy dd { margin: 0; color: #384752; }
.detail-actions { display: flex; flex-wrap: wrap; gap: 9px; }
.detail-note { color: #8a949b !important; font-size: 11px; }
.sheet-rule { position: relative; height: 42px; display: flex; align-items: center; padding-inline: 48px; color: #8595a0; background: #eef3f6; font-family: Arial,sans-serif; font-size: 9px; letter-spacing: .25em; }
.sheet-rule::before { content: ""; width: 42px; height: 2px; margin-right: 12px; background: var(--gold); }
.sheet-rule::after { content: ""; position: absolute; right: 0; top: 0; width: 120px; height: 100%; background: linear-gradient(135deg,transparent 48%,rgba(18,107,167,.1) 49%); }
.document-layout { display: grid; grid-template-columns: minmax(0,1fr) 285px; gap: 62px; align-items: start; }
.product-sheet .document-layout { padding: 46px 48px 58px; }
.document-layout > article, .document-layout > aside { min-width: 0; }
.document-title { margin-bottom: 27px; padding-bottom: 15px; border-bottom: 2px solid var(--blue-900); }
.document-title h2 { margin: 4px 0 0; font-size: 26px; font-weight: 600; }
.legacy-product-content { min-width: 0; color: #3e4d57; font-size: 15px; line-height: 2; overflow-wrap: anywhere; }
.legacy-product-content > span { display: block; }
.legacy-product-content p { margin: 0 0 13px; }
.legacy-product-content br { line-height: 1.2; }
.legacy-product-content img { width: auto; max-width: 100%; height: auto; margin: 22px auto; object-fit: contain; }
.legacy-product-content table { width: 100% !important; min-width: 620px; margin: 23px 0; border-collapse: collapse; font-size: 13px; line-height: 1.55; }
.legacy-product-content table tbody { border: 1px solid #bdc9d1; }
.legacy-product-content th, .legacy-product-content td { min-width: 68px; padding: 9px 8px; border: 1px solid #bdc9d1; text-align: center; vertical-align: middle; }
.legacy-product-content tr:first-child td, .legacy-product-content th { color: #fff; background: var(--blue-900); font-weight: 700; }
.legacy-product-content:has(table) { overflow-x: auto; }
.contact-card { position: sticky; top: 20px; padding: 28px 25px; color: #fff; background: var(--blue-900); }
.contact-card small { color: #adcadb; }
.contact-card h3 { margin: 4px 0 0; font-size: 21px; }
.contact-card > a:not(.button) { display: block; margin: 3px 0 12px; color: var(--gold); font-family: Arial, sans-serif; font-size: 24px; font-weight: 700; }
.contact-card > span { display: block; color: #d3e0e7; font-family: Arial,sans-serif; font-size: 12px; }
.contact-card p { color: #bed0dc; font-size: 12px; }
.contact-card .button { width: 100%; margin-top: 8px; }
.detail-category { margin-top: 17px; border: 1px solid var(--line); }
.detail-category h3 { margin: 0; padding: 14px 16px; border-bottom: 1px solid var(--line); font-size: 15px; }
.detail-category a { min-height: 43px; display: flex; align-items: center; justify-content: space-between; padding: 9px 15px; border-bottom: 1px solid #edf0f2; color: var(--text); font-size: 12px; }
.supplemental { margin-top: 45px; }
.supplemental > h2 { padding-bottom: 12px; border-bottom: 2px solid var(--blue-900); font-size: 24px; }
.supplemental details { margin-bottom: 10px; border: 1px solid var(--line); }
.supplemental summary { padding: 13px 16px; color: var(--blue-900); background: var(--soft); font-weight: 700; cursor: pointer; }
.supplemental details .legacy-product-content { padding: 18px; }

.solution-list { display: grid; gap: 15px; }
.solution-list article { display: grid; grid-template-columns: 100px 1fr; border: 1px solid var(--line); background: #fff; }
.solution-list article > b { display: grid; place-items: center; color: var(--gold); background: var(--blue-900); font-family: Arial, sans-serif; font-size: 22px; }
.solution-list article > div { padding: 27px 32px; }
.solution-list h2 { margin: 0 0 8px; font-size: 24px; font-weight: 600; }
.solution-list p { margin: 0 0 8px; color: var(--text); }
.solution-list small { display: block; margin-bottom: 12px; color: var(--muted); }
.standards-section { padding: 54px 0 58px; color: #fff; background: radial-gradient(circle at 88% 20%,rgba(18,107,167,.3),transparent 25%),var(--blue-950); }
.standards-head { display: flex; align-items: end; justify-content: space-between; gap: 50px; margin-bottom: 22px; }
.standards-head span { color: var(--gold); font-family: Arial,sans-serif; font-size: 11px; letter-spacing: .2em; }
.standards-head h2 { margin: 5px 0 0; font-size: 28px; }
.standards-head > p { max-width: 540px; margin: 0; color: #aabfcb; font-size: 12px; }
.standard-list { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 12px; }
.standard-list article { min-width: 0; min-height: 116px; display: flex; flex-direction: column; align-items: stretch; padding: 15px 17px; border: 1px solid rgba(255,255,255,.15); background: linear-gradient(145deg,rgba(255,255,255,.055),rgba(255,255,255,.025)); }
.standard-list.remainder-1 article:last-child { grid-column: 1/-1; }
.standard-list.remainder-2 article:nth-last-child(-n+2) { grid-column: span 2; }
.standard-list.remainder-3 article:nth-last-child(3) { grid-column: span 2; }
.standard-code { display: flex; align-items: center; gap: 12px; }
.standard-code small { color: #86aabd; font-size: 10px; }
.standard-code h3 { margin: 0 0 0 auto; color: var(--gold); font: 700 16px/1.3 Arial,sans-serif; white-space: nowrap; }
.standard-info h4 { margin: 12px 0 10px; color: #fff; font-size: 14px; font-weight: 600; line-height: 1.42; }
.standard-meta { display: flex; align-items: flex-end; justify-content: space-between; gap: 10px; margin-top: auto; }
.standard-meta small { color: #86aabd; font-size: 10px; line-height: 1.45; }
.standard-meta strong { color: #d9e5eb; font-size: 10px; font-weight: 500; line-height: 1.45; text-align: right; }
.technical-articles { background: #f5f7f8; }
.article-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.article-grid article { padding: 28px; border-top: 3px solid var(--blue-900); background: #fff; box-shadow: var(--shadow); }
.article-grid time { color: var(--gold-dark); font-family: Arial, sans-serif; font-size: 12px; }
.article-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.article-meta span { color: var(--blue-700); font-size: 11px; font-weight: 700; }
.article-grid h2 { min-height: 66px; margin: 12px 0 10px; font-size: 20px; line-height: 1.55; }
.article-grid p { min-height: 92px; color: var(--text); font-size: 13px; }
.article-hero { padding: 70px 0; color: #fff; background: var(--blue-900); }
.article-kicker { display: flex; align-items: center; gap: 15px; color: var(--gold); font-size: 12px; }
.article-kicker span { padding: 3px 9px; color: #fff; border: 1px solid rgba(255,255,255,.3); }
.article-hero time { color: var(--gold); }
.article-hero h1 { margin: 10px 0; font-size: 40px; line-height: 1.4; }
.article-hero p { color: #c7d8e3; }
.prose { color: #374752; font-size: 16px; line-height: 2; }
.prose p { margin: 0 0 23px; }
.prose h2 { margin: 40px 0 16px; padding: 0 0 10px 16px; border-bottom: 1px solid var(--line); border-left: 3px solid var(--gold); color: var(--ink); font-size: 24px; line-height: 1.5; }
.prose h3 { margin: 30px 0 12px; color: var(--ink); }
.prose > ul { padding: 20px 24px 20px 46px; color: #42535f; background: #f5f7f8; }
.prose > ul li { margin: 8px 0; }
.article-documents, .article-sources { margin-top: 44px; }
.article-documents > h2, .article-sources > h2 { margin-bottom: 16px; }
.article-documents > a { display: flex; align-items: center; justify-content: space-between; gap: 22px; padding: 18px 20px; border: 1px solid #ced9df; background: #f5f8fa; }
.article-documents > a + a, .article-documents > a + .article-document-pending, .article-documents > .article-document-pending + a, .article-documents > .article-document-pending + .article-document-pending { border-top: 0; }
.article-document-pending { display: flex; align-items: center; justify-content: space-between; gap: 22px; padding: 18px 20px; border: 1px solid #ced9df; background: #f5f8fa; }
.article-document-pending span { display: grid; }
.article-document-pending em { color: var(--muted); font-size: 12px; font-style: normal; }
.article-documents span { display: grid; }
.article-documents b { color: var(--blue-900); font-family: Arial,sans-serif; }
.article-documents em { display: flex; align-items: center; gap: 5px; color: var(--blue-700); font-size: 12px; font-style: normal; white-space: nowrap; }
.article-sources { padding: 22px 25px; border-left: 3px solid #9fb5c2; background: #f6f8f9; font-size: 13px; }
.article-sources > h2 { margin-top: 0; font-size: 18px; }
.article-sources p { margin-bottom: 9px; color: var(--muted); }
.article-sources ul { margin: 0; padding-left: 19px; }
.article-sources a { color: var(--blue-700); text-decoration: underline; }
.article-cta { margin-top: 45px; padding: 28px; background: var(--soft); }
.article-cta h2 { margin: 0; }
.about-detail { display: grid; grid-template-columns: 1fr .86fr; gap: 70px; align-items: center; }
.company-profile { padding: 48px 0 32px; background: linear-gradient(180deg,#fff 0%,#f7f9fa 100%); }
.profile-data { position: relative; overflow: hidden; padding: 42px; color: #d7e6ee; background: linear-gradient(145deg,#062f4d,#0a537d); box-shadow: 20px 20px 0 #e5ebef; }
.profile-data::after { content: "HEBOL"; position: absolute; right: -15px; bottom: -24px; color: rgba(255,255,255,.045); font: 800 82px/1 Arial,sans-serif; }
.profile-data > span { color: var(--gold); font: 700 11px/1.3 Arial,sans-serif; letter-spacing: .2em; }
.profile-data > strong { display: block; margin: 17px 0 0; color: #fff; font: 700 72px/1 Arial,sans-serif; }
.profile-data > strong sup { color: var(--gold); font-size: 27px; }
.profile-data > strong small { margin-left: 8px; color: #bad0dc; font-size: 14px; font-weight: 500; }
.profile-data > p { margin: 9px 0 29px; color: #a9c3d1; font-size: 13px; }
.profile-data > div { position: relative; z-index: 1; display: inline-grid; margin-right: 34px; }
.profile-data > div b { color: #fff; font: 600 22px/1.4 Arial,sans-serif; }
.profile-data > div small { color: #9fb9c7; font-size: 11px; }
.project-record { display: grid; grid-template-columns: .42fr 1fr; gap: 60px; margin-top: 72px; padding-top: 46px; border-top: 1px solid #d8e1e6; }
.record-title > span { color: var(--gold-dark); font: 700 11px/1.4 Arial,sans-serif; letter-spacing: .2em; }
.record-title h2 { margin: 7px 0 9px; font-size: 27px; }
.record-title p { margin: 0; color: var(--muted); font-size: 12px; }
.record-groups { display: grid; gap: 12px; }
.record-groups article { display: grid; grid-template-columns: 105px 1fr; gap: 18px; padding: 17px 20px; border-left: 3px solid var(--gold); background: #fff; box-shadow: 0 8px 22px rgba(6,47,77,.05); }
.record-groups.full article { grid-template-columns: 180px 1fr; padding: 24px 26px; }
.record-groups b { color: var(--blue-900); font-size: 14px; }
.record-groups p { margin: 0; color: #51626d; font-size: 13px; line-height: 1.9; }
.production-network-copy { padding: 64px 0; color: #d8e6ee; background: linear-gradient(135deg,#052f4d,#0a527c); }
.production-network-copy .shell > span { color: var(--gold); font: 700 10px/1.4 Arial,sans-serif; letter-spacing: .2em; }
.production-network-copy h2 { margin: 8px 0 13px; color: #fff; font-size: 29px; }
.production-network-copy p { max-width: 970px; margin: 0; font-size: 14px; line-height: 2; }
.base-pills { display: grid; grid-template-columns: repeat(5,1fr); gap: 10px; margin-top: 28px; }
.base-pills span { display: grid; gap: 3px; padding: 15px 16px; border-top: 2px solid var(--gold); background: rgba(255,255,255,.07); }
.base-pills b { color: #fff; font-size: 14px; }
.base-pills small { color: #9fb8c6; font-size: 10px; }
.values-section { padding: 55px 0; background: var(--soft); }
.facility-showcase { padding: 38px 0 76px; background: #fff; }
.facility-heading { display: grid; grid-template-columns: .8fr 1.2fr; align-items: end; gap: 70px; margin-bottom: 28px; }
.facility-heading span { color: var(--gold-dark); font: 700 11px/1.4 Arial,sans-serif; letter-spacing: .2em; }
.facility-heading h2 { margin: 8px 0 0; color: var(--ink); font-size: 34px; line-height: 1.35; }
.facility-heading p { max-width: 660px; justify-self: end; margin: 0; padding-left: 22px; border-left: 2px solid var(--gold); color: var(--muted); font-size: 14px; line-height: 1.9; }
.facility-showcase figure { position: relative; overflow: hidden; margin: 0; background: #e8eef1; }
.facility-showcase img { display: block; width: 100%; height: auto; }
.facility-showcase figcaption { position: absolute; z-index: 1; left: 0; right: 0; bottom: 0; display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 16px; padding: 45px 22px 18px; color: #fff; background: linear-gradient(180deg,transparent,rgba(3,28,47,.82)); }
.facility-showcase figcaption b { font-size: 19px; }
.facility-showcase figcaption span { color: #d6e4ec; font-size: 12px; }
.facility-exterior { margin-bottom: 14px !important; }
.facility-exterior figcaption { padding-inline: 28px; }
.facility-exterior figcaption b { font-size: 24px; }
.facility-panorama { margin-bottom: 14px !important; }
.facility-panorama img { aspect-ratio: 2.2/1; object-fit: cover; object-position: center 30%; }
.facility-panorama figcaption { padding-inline: 28px; }
.facility-panorama figcaption b { font-size: 24px; }
.facility-grid { display: grid; gap: 14px; }
.facility-grid.production { grid-template-columns: repeat(2,minmax(0,1fr)); }
.facility-grid.laboratory { grid-template-columns: repeat(2,minmax(0,1fr)); margin-top: 14px; }
.facility-grid.production img { aspect-ratio: 1/1; object-fit: cover; }
.facility-grid.laboratory img { aspect-ratio: 4/3; object-fit: cover; }
.value-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.value-grid > div { padding: 28px; border-left: 3px solid var(--gold); background: #fff; }
.value-grid .icon { color: var(--blue-800); }
.value-grid h3 { margin: 12px 0 5px; }
.value-grid p { margin: 0; color: var(--muted); font-size: 13px; }
.pending-cases > span { color: var(--gold-dark); font-size: 11px; letter-spacing: .2em; }
.pending-cases h2 { margin: 10px 0; font-size: 31px; }
.pending-cases > div { display: flex; justify-content: center; gap: 10px; }
.case-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.case-card { overflow: hidden; border: 1px solid var(--line); background: #fff; box-shadow: 0 15px 35px rgba(4,38,63,.07); }
.case-card > a { display: block; aspect-ratio: 16/10; overflow: hidden; background: var(--soft); }
.case-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.case-card:hover img { transform: scale(1.025); }
.case-card > div { padding: 21px; }
.case-card small, .case-card > div > span { color: var(--blue-700); font-size: 11px; }
.case-card h2 { margin: 8px 0 10px; font-size: 19px; }
.case-card p { min-height: 63px; margin: 0 0 13px; color: var(--text); font-size: 13px; line-height: 1.7; }
.case-detail-image { margin: 0 0 32px; }
.case-detail-image img { width: 100%; max-height: 600px; object-fit: contain; background: var(--soft); }

.contact-section { position: relative; overflow: hidden; padding: 52px 0 72px; background: #fff; }
.contact-section::before { content: "CONTACT"; position: absolute; right: -18px; top: 8px; color: rgba(6,59,104,.025); font: 900 132px/1 Arial,sans-serif; letter-spacing: -.04em; pointer-events: none; }
.contact-heading { position: relative; display: grid; grid-template-columns: 1fr 1fr; align-items: end; gap: 40px; margin-bottom: 28px; padding-bottom: 20px; border-bottom: 1px solid #d7e1e6; }
.contact-heading span { color: var(--gold-dark); font: 700 10px/1.4 Arial,sans-serif; letter-spacing: .2em; }
.contact-heading h2 { margin: 6px 0 0; font-size: 27px; }
.contact-heading p { max-width: 500px; justify-self: end; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.9; }
.contact-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 40px; align-items: stretch; }
.contact-strength { border-bottom: 1px solid var(--line); background: #f6f8f9; }
.contact-strength .shell { min-height: 80px; display: grid; grid-template-columns: repeat(3,1fr); }
.contact-strength span { display: flex; align-items: baseline; justify-content: center; gap: 8px; border-left: 1px solid var(--line); color: #53636e; font-size: 14px; }
.contact-strength span:last-child { border-right: 1px solid var(--line); }
.contact-strength b { color: var(--blue-900); font-family: Arial,sans-serif; font-size: 24px; }
.contact-strength b::after { content: ""; display: inline-block; width: 14px; height: 2px; margin: 0 0 6px 10px; background: var(--gold); }
.network-section { position: relative; overflow: hidden; padding: 82px 0; background: #fff; }
.network-section::before { content: "NETWORK"; position: absolute; left: -30px; bottom: -38px; color: rgba(6,59,104,.025); font: 900 165px/1 Arial,sans-serif; letter-spacing: -.06em; }
.network-layout { position: relative; display: grid; grid-template-columns: .82fr 1.18fr; gap: 66px; align-items: center; }
.network-copy > span { color: var(--gold-dark); font: 700 11px/1.4 Arial,sans-serif; letter-spacing: .2em; }
.network-copy h2 { margin: 9px 0 20px; font-size: 35px; line-height: 1.45; }
.network-copy h2 em { color: var(--blue-700); font-style: normal; }
.network-copy > p { margin: 0; color: #4f606a; font-size: 14px; line-height: 2; }
.capacity-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin: 27px 0; background: #d8e2e7; }
.capacity-row > div { display: grid; padding: 14px 17px; background: #f3f6f8; }
.capacity-row strong { color: var(--blue-900); font: 700 27px/1.25 Arial,sans-serif; }
.capacity-row small { color: var(--muted); font-size: 11px; }
.base-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 14px; margin: 0; padding: 0; list-style: none; }
.base-list li { display: flex; align-items: center; gap: 10px; }
.base-list li:last-child { grid-column: 1/-1; }
.base-list b { color: var(--gold-dark); font: 700 10px/1 Arial,sans-serif; }
.base-list span { color: var(--blue-900); font-size: 13px; font-weight: 600; }
.base-list small { display: block; color: var(--muted); font-size: 10px; font-weight: 400; }
.network-map { position: relative; overflow: hidden; min-height: 470px; padding: 26px 28px 18px; color: #fff; background: radial-gradient(circle at 78% 30%,rgba(25,132,184,.22),transparent 34%),linear-gradient(145deg,#052c49,#073b60); box-shadow: 24px 24px 0 #e8eef1; }
.network-map::before, .network-map::after { content: ""; position: absolute; width: 70px; height: 70px; border-color: var(--gold); border-style: solid; opacity: .9; }
.network-map::before { top: 12px; right: 12px; border-width: 2px 2px 0 0; }
.network-map::after { left: 12px; bottom: 12px; border-width: 0 0 2px 2px; }
.map-heading { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.map-heading span { color: var(--gold); font: 700 10px/1.4 Arial,sans-serif; letter-spacing: .18em; }
.map-heading small { color: #9bb7c7; font-size: 11px; }
.network-map svg { width: 100%; height: auto; display: block; margin-top: -3px; overflow: visible; }
.network-routes path, .network-destinations path { fill: none; stroke: #54b4d8; stroke-width: 1.25; stroke-dasharray: 6 8; opacity: .72; animation: route-flow 12s linear infinite; }
.network-destinations circle { fill: var(--gold); opacity: .8; }
.coverage-ring { fill: none; stroke: #38a4d1; stroke-width: 1; opacity: .42; }
.coverage-ring.outer { stroke-dasharray: 3 5; opacity: .24; }
.node-core { fill: var(--gold); stroke: #fff; stroke-width: 2; }
.network-node text { fill: #f4f8fa; font-size: 12px; font-weight: 600; letter-spacing: .06em; }
.route-planes path { fill: var(--gold); opacity: .92; }
.network-scale { display: flex; align-items: center; gap: 10px; margin-top: -14px; }
.network-scale span { width: 48px; height: 2px; background: linear-gradient(90deg,var(--gold),transparent); }
.network-scale small { color: #adc2ce; font-size: 10px; letter-spacing: .08em; }
.network-map > p { margin: 8px 0 0; color: #6f91a3; font-size: 9px; }
@keyframes route-flow { to { stroke-dashoffset: -140; } }
.contact-panel { min-width: 0; }
.contact-methods { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.contact-method { min-width: 0; position: relative; display: grid; grid-template-columns: 46px minmax(0,1fr); align-items: start; gap: 14px; padding: 18px; border: 1px solid var(--line); background: #fff; box-shadow: 0 8px 24px rgba(6,47,77,.045); }
.contact-method::after { content: ""; position: absolute; left: 0; top: 0; width: 2px; height: 0; background: var(--gold); transition: height .25s; }
.contact-method:hover::after { height: 100%; }
.contact-method.wide { grid-column: 1/-1; }
.contact-method > span { width: 44px; height: 44px; display: grid; place-items: center; color: #fff; background: var(--blue-900); }
.contact-method small { color: var(--muted); }
.contact-method h2 { margin: 1px 0; font-size: 18px; font-weight: 600; line-height: 1.5; overflow-wrap: anywhere; }
.contact-method.address h2 { font-size: 16px; }
.contact-method p { margin: 0; color: var(--muted); font-size: 12px; }
.wechat-block { display: flex; align-items: center; gap: 22px; margin-top: 12px; padding: 18px; border: 1px solid #e1e7ea; background: linear-gradient(120deg,#f5f8f9,#eef3f5); }
.wechat-block h2 { margin: 6px 0; }
.wechat-block p { color: var(--muted); font-size: 13px; }
.qr-frame { width: 124px; height: 124px; position: relative; overflow: hidden; flex: 0 0 auto; border: 5px solid #fff; background: #fff; }
.qr-frame img { width: 148%; max-width: none; transform: translate(-16%, -28%); }
.qr-frame.large { width: 146px; height: 146px; }
.contact-form-card { min-width: 0; padding: 28px; border-top: 4px solid var(--gold); background: linear-gradient(145deg,#f4f7f8,#edf2f4); box-shadow: 0 16px 38px rgba(6,47,77,.08); }
.contact-form-card h2 { margin: 6px 0; }
.contact-form-card > p { color: var(--muted); font-size: 13px; }
.inquiry-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.inquiry-form label { display: grid; gap: 6px; color: #40515d; font-size: 12px; font-weight: 700; }
.inquiry-form label:nth-of-type(3), .inquiry-form .full { grid-column: 1/-1; }
.inquiry-form input, .inquiry-form textarea { width: 100%; padding: 10px 12px; border: 1px solid #c5cfd5; color: var(--ink); background: #fff; outline: 0; resize: vertical; }
.inquiry-form input { min-height: 44px; }
.inquiry-form input:focus, .inquiry-form textarea:focus { border-color: var(--blue-700); box-shadow: 0 0 0 3px rgba(18,107,167,.1); }
.form-note { margin: 0; color: var(--muted) !important; font-size: 11px !important; font-weight: 400 !important; }
.form-status { display: none; grid-column: 1/-1; padding: 9px 12px; font-size: 12px; }
.form-status.success { display: block; color: #075d43; background: #def3ea; }
.form-status.error { display: block; color: #8c2727; background: #fae6e6; }
.honeypot { position: fixed !important; left: -10000px !important; opacity: 0 !important; }

.site-footer { position: relative; overflow: hidden; padding-top: 38px; color: #b3c5d0; background: radial-gradient(circle at 8% 15%, rgba(18,107,167,.2), transparent 24%), var(--blue-950); }
.site-footer::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg,var(--gold),#42a5d4,var(--gold)); }
.site-footer::after { content: "HEBOL"; position: absolute; right: -20px; bottom: -40px; color: rgba(255,255,255,.018); font-family: Arial,sans-serif; font-size: 190px; font-weight: 900; pointer-events: none; }
.footer-grid { display: grid; grid-template-columns: 1.32fr .43fr 1.35fr .55fr; gap: 30px; padding-bottom: 26px; }
.footer-identity { display: flex; flex-direction: column; }
.site-footer h2, .site-footer h3 { color: #fff; }
.site-footer h3 { margin: 0 0 16px; font-size: 15px; }
.site-footer p, .site-footer a { margin: 0 0 10px; color: #abc0cc; font-size: 13px; line-height: 1.7; }
.site-footer a { display: block; }
.footer-brandline { display: flex; align-items: center; gap: 16px; margin-bottom: 14px; padding-left: 14px; border-left: 3px solid var(--gold); }
.footer-logo { width: 112px; height: 70px; display: grid; place-items: center; flex: 0 0 auto; padding: 6px 9px; background: #fff; box-shadow: 0 10px 24px rgba(0,0,0,.13); }
.footer-logo img { width: 100%; height: 100%; object-fit: contain; }
.footer-brandline small { color: var(--gold); font-family: Arial,sans-serif; font-size: 10px; letter-spacing: .13em; white-space: nowrap; }
.footer-identity h2 { margin: 4px 0 0; font-size: 20px; line-height: 1.45; white-space: nowrap; }
.footer-slogan { display: flex; align-items: center; gap: 10px; margin-top: auto; padding-top: 18px; color: #d0dde4; font-size: 12px; letter-spacing: .05em; }
.footer-slogan i { width: 30px; height: 1px; background: var(--gold); }
.footer-qr .qr-frame { width: 105px; height: 105px; }
.footer-contact p { display: flex; align-items: baseline; gap: 4px; margin-bottom: 8px; }
.footer-contact p b { flex: 0 0 auto; color: #d1dde4; font-weight: 500; }
.footer-contact p a { display: inline; margin: 0; }
.footer-address { white-space: nowrap; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); }
.footer-bottom .shell { min-height: 61px; display: flex; align-items: center; justify-content: space-between; gap: 20px; color: #6f8999; font-size: 11px; }
.footer-bottom span:last-child { display: flex; gap: 18px; }
.footer-bottom a { display: inline; margin: 0; font-size: 11px; }
.mobile-actions { display: none; }
.not-found { min-height: 58vh; display: grid; place-items: center; padding: 70px 20px; text-align: center; }
.not-found span { color: #dbe4e9; font-size: 100px; font-weight: 800; line-height: 1; }
.not-found .button { margin: 10px 4px; }
.reveal { opacity: 1; }

@media (max-width: 1180px) {
  .standard-list { grid-template-columns: 1fr 1fr; }
  .standard-list > article { grid-column: auto !important; }
  .standard-list > article:last-child:nth-child(odd) { grid-column: 1/-1 !important; }
  .footer-grid { grid-template-columns: 1.2fr .7fr 1.1fr; }
  .footer-qr { display: none; }
}

@media (max-width: 1050px) {
  .brand b { font-size: 21px; }
  .brand small { letter-spacing: .08em; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-panel { display: grid; grid-template-columns: 1fr 280px; gap: 14px; }
  .network-layout { gap: 38px; }
  .network-copy h2 { font-size: 30px; }
  .network-map { min-height: 430px; }
  .wechat-block { height: 100%; margin-top: 0; align-items: flex-start; flex-direction: column; }
  .home-category-tabs { grid-template-columns: repeat(5,1fr); }
  .home-category-tabs a { border-bottom: 1px solid #e4e8eb; }
  .product-grid { grid-template-columns: repeat(3,1fr); }
  .service-grid { grid-template-columns: 1fr 1fr; }
  .service-grid > a:nth-child(2) { border-right: 1px solid rgba(255,255,255,.14); }
  .product-results .product-grid { grid-template-columns: 1fr 1fr; }
  .document-layout { gap: 35px; }
  .mega-menu .mega-grid { grid-template-columns: 225px 1fr; gap: 25px; }
  .mega-categories { gap: 14px 18px; }
}

@media (max-width: 820px) {
  :root { --shell: min(100% - 32px, 680px); }
  body { padding-bottom: 58px; }
  .topbar { display: none; }
  .masthead { height: 74px; }
  .brand-logo { width: 106px; height: 58px; padding-right: 12px; margin-right: 12px; }
  .brand-logo img { width: 91px; height: 56px; }
  .brand b { font-size: 17px; }
  .brand small { font-size: 7px; }
  .mast-contact { display: none; }
  .menu-toggle { display: grid; }
  .main-nav { display: none; position: fixed; z-index: 80; inset: 74px 0 auto; max-height: calc(100vh - 74px); overflow: auto; box-shadow: 0 20px 35px rgba(0,0,0,.18); }
  .main-nav.open { display: block; }
  .main-nav .nav-shell { width: 100%; height: auto; display: grid; grid-template-columns: 1fr; }
  .nav-shell > a, .nav-item > a { min-height: 51px; justify-content: start; padding: 0 24px; border: 0; border-bottom: 1px solid rgba(255,255,255,.1); }
  .nav-shell > a.active::after, .nav-item > a.active::after { left: 0; right: auto; top: 0; bottom: 0; width: 3px; height: auto; }
  .mega-menu { display: none; }
  .hero-photo { height: 470px; }
  .hero-content { bottom: 112px; }
  .hero-strip { height: 112px; }
  .hero-strip .shell { grid-template-columns: 1fr 1fr; }
  .hero-strip span { min-height: 56px; border-bottom: 1px solid rgba(255,255,255,.1); }
  .section { padding: 68px 0; }
  .company-profile { padding: 44px 0 32px; }
  .home-about { padding: 32px 0 40px; }
  .service-section { padding: 52px 0 56px; }
  .news-support { padding: 52px 0; }
  .home-category-tabs { grid-template-columns: repeat(3,1fr); }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .about-split, .news-grid, .product-intro-grid, .document-layout, .about-detail, .contact-grid, .network-layout, .project-record { grid-template-columns: 1fr; gap: 40px; }
  .home-about .about-split { grid-template-columns: 1fr; gap: 32px; }
  .home-about .factory-photo { aspect-ratio: auto; }
  .home-about .factory-photo > img { height: auto; object-fit: contain; object-position: center; }
  .network-section { padding: 64px 0; }
  .network-copy { max-width: 620px; }
  .network-map { min-height: 0; }
  .project-record { margin-top: 55px; }
  .contact-grid { gap: 24px; }
  .contact-panel { display: block; }
  .wechat-block { height: auto; align-items: center; flex-direction: row; margin-top: 12px; }
  .factory-visual { min-height: 360px; }
  .factory-photo > img { height: auto; }
  .news-grid { gap: 35px; }
  .contact-card { position: static; }
  .document-layout aside { order: initial; }
  .browser-layout { grid-template-columns: 1fr; }
  .product-sidebar { display: grid; grid-template-columns: 1fr 1fr; }
  .product-sidebar h2, .sidebar-contact { grid-column: 1/-1; }
  .product-sidebar > a { border-right: 1px solid #e7ebee; }
  .article-grid { grid-template-columns: 1fr 1fr; }
  .standard-list { grid-template-columns: 1fr; }
  .standard-list > article { grid-column: auto !important; }
  .standards-head { align-items: flex-start; flex-direction: column; gap: 14px; }
  .product-sheet .product-intro-grid, .product-sheet .document-layout { padding-inline: 30px; }
  .value-grid { grid-template-columns: 1fr; }
  .base-pills { grid-template-columns: repeat(3,1fr); }
  .facility-heading { grid-template-columns: 1fr; gap: 16px; }
  .facility-heading p { max-width: none; justify-self: start; }
  .case-grid { grid-template-columns: 1fr 1fr; }
  .site-footer { padding-top: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 26px 34px; padding-bottom: 24px; }
  .footer-identity { grid-column: 1/-1; }
  .footer-slogan { margin-top: 16px; padding-top: 0; }
  .footer-brandline small, .footer-identity h2 { white-space: normal; }
  .footer-address { white-space: normal; }
  .mobile-actions { position: fixed; z-index: 90; left: 0; right: 0; bottom: 0; height: calc(58px + env(safe-area-inset-bottom)); display: grid; grid-template-columns: 1fr 1fr; padding-bottom: env(safe-area-inset-bottom); color: #fff; background: var(--blue-950); box-shadow: 0 -6px 20px rgba(0,0,0,.16); }
  .mobile-actions a { display: flex; align-items: center; justify-content: center; gap: 7px; font-size: 14px; font-weight: 700; }
  .mobile-actions a:last-child { color: #fff; background: var(--gold-dark); }
}

@media (max-width: 560px) {
  :root { --shell: calc(100% - 26px); }
  .masthead { height: 66px; }
  .brand-logo { width: 86px; height: 52px; padding-right: 9px; margin-right: 9px; }
  .brand-logo img { width: 75px; height: 50px; }
  .brand b { font-size: 15px; letter-spacing: .02em; }
  .brand small { display: none; }
  .main-nav { top: 66px; }
  .hero-photo { height: 475px; background-position: 58% center; }
  .hero-content { align-items: flex-end; padding-bottom: 35px; }
  .hero-panel { padding-left: 17px; }
  .hero-panel > span { font-size: 9px; }
  .hero-panel h1 { margin: 8px 0 12px; font-size: 33px; }
  .hero-panel p { font-size: 13px; }
  .hero-panel > div { display: grid; grid-template-columns: 1fr 1fr; }
  .hero-panel .button { padding-inline: 12px; font-size: 12px; }
  .hero-strip span { font-size: 11px; }
  .section { padding: 55px 0; }
  .company-profile { padding: 34px 0 30px; }
  .section-title { margin-bottom: 30px; padding-inline: 12px; }
  .products-home { padding: 46px 0 28px; }
  .home-about { padding: 25px 0 34px; }
  .service-section { padding: 44px 0 46px; }
  .service-section .section-title { margin-bottom: 24px; }
  .news-support { padding: 44px 0; }
  .section-title h2 { font-size: 27px; }
  .home-category-tabs { grid-template-columns: 1fr 1fr; }
  .product-grid, .product-results .product-grid, .article-grid { grid-template-columns: 1fr; }
  .home-products .product-card { display: grid; grid-template-columns: 120px 1fr; }
  .home-products .product-image { height: 100%; aspect-ratio: auto; }
  .home-products .product-card-body { padding: 15px; }
  .home-products .product-card-body h3 { min-height: 0; font-size: 16px; }
  .home-products .product-card-body p { min-height: 0; -webkit-line-clamp: 2; }
  .about-copy h2, .about-detail h2 { font-size: 27px; }
  .profile-data { padding: 30px 24px; box-shadow: 10px 10px 0 #e5ebef; }
  .profile-data > strong { font-size: 58px; }
  .record-groups article { grid-template-columns: 1fr; gap: 7px; }
  .record-groups.full article { grid-template-columns: 1fr; }
  .base-pills, .case-grid { grid-template-columns: 1fr; }
  .facility-showcase { padding: 34px 0 52px; }
  .facility-heading { margin-bottom: 20px; }
  .facility-heading h2 { font-size: 27px; }
  .facility-heading p { padding-left: 14px; font-size: 13px; }
  .facility-grid.production, .facility-grid.laboratory { grid-template-columns: 1fr; }
  .facility-grid.production img { aspect-ratio: auto; }
  .facility-panorama img { aspect-ratio: 16/10; object-position: center 22%; }
  .facility-showcase figcaption { padding: 40px 16px 14px; }
  .facility-showcase figcaption b, .facility-exterior figcaption b, .facility-panorama figcaption b { font-size: 18px; }
  .facility-showcase figcaption span { font-size: 11px; }
  .about-copy ul { grid-template-columns: 1fr; }
  .home-about .about-split { gap: 28px; }
  .home-about .about-copy p { margin-bottom: 13px; font-size: 14px; line-height: 1.85; }
  .home-about .about-copy ul { margin: 17px 0 20px; gap: 7px; }
  .factory-mark { font-size: 48px; }
  .factory-photo::before { display: none; }
  .factory-photo figcaption { position: static; grid-template-columns: 1fr; gap: 2px; padding: 12px 15px 13px; border-left: 0; border-top: 2px solid var(--gold); background: var(--blue-950); }
  .factory-photo figcaption b { font-size: 19px; }
  .contact-heading { grid-template-columns: 1fr; gap: 10px; margin-bottom: 22px; }
  .contact-heading p { justify-self: start; }
  .service-grid { grid-template-columns: 1fr; }
  .service-grid > a { min-height: 155px; padding: 21px 20px; border-right: 1px solid rgba(255,255,255,.14); }
  .service-grid h3 { margin: 13px 0 6px; font-size: 19px; }
  .service-grid p { min-height: 0; margin-bottom: 7px; font-size: 12px; }
  .news-grid { gap: 27px; }
  .news-list > a { grid-template-columns: 1fr; gap: 4px; padding: 13px 0; }
  .news-list h3 { margin-bottom: 3px; font-size: 16px; }
  .support-card { padding: 24px; }
  .support-card h2 { margin: 10px 0; font-size: 23px; }
  .support-card > p { margin: 0; font-size: 13px; }
  .support-phone { margin: 16px 0; }
  .support-phone b { font-size: 23px; }
  .page-banner { height: 225px; background-position: 62% center; }
  .page-banner h1 { font-size: 31px; }
  .page-banner p { max-width: 90%; }
  .product-sidebar { grid-template-columns: 1fr; }
  .product-sidebar h2, .sidebar-contact { grid-column: auto; }
  .product-search { grid-template-columns: 1fr; }
  .result-head { align-items: end; }
  .product-sheet { padding: 22px 0 55px; }
  .product-sheet .product-intro-grid { padding: 24px 18px 26px; }
  .product-sheet .document-layout { padding: 30px 18px 38px; }
  .sheet-rule { padding-inline: 18px; }
  .detail-copy h1 { font-size: 29px; }
  .detail-copy dl div { grid-template-columns: 75px 1fr; }
  .detail-actions { display: grid; grid-template-columns: 1fr; }
  .legacy-product-content { font-size: 14px; line-height: 1.9; }
  .legacy-product-content table { font-size: 11px; }
  .solution-list article { grid-template-columns: 55px 1fr; }
  .solution-list article > div { padding: 21px 18px; }
  .article-hero { padding: 48px 0; }
  .article-hero h1 { font-size: 30px; }
  .standards-section { padding: 48px 0; }
  .standards-head h2 { font-size: 25px; }
  .standard-list article { min-height: 108px; padding: 15px; }
  .article-documents > a { align-items: flex-start; flex-direction: column; }
  .article-document-pending { align-items: flex-start; flex-direction: column; }
  .pending-cases { padding: 55px 20px; }
  .pending-cases > div { display: grid; }
  .inquiry-form { grid-template-columns: 1fr; }
  .inquiry-form label, .inquiry-form label:nth-of-type(3), .inquiry-form .full { grid-column: auto; }
  .contact-form-card { padding: 25px 20px; }
  .contact-panel { display: block; }
  .contact-methods { grid-template-columns: 1fr; }
  .contact-method.wide { grid-column: auto; }
  .wechat-block { height: auto; align-items: flex-start; flex-direction: column; margin-top: 12px; }
  .contact-strength .shell { grid-template-columns: 1fr; padding-block: 8px; }
  .contact-strength span { min-height: 52px; justify-content: flex-start; padding-left: 18px; border: 0; border-bottom: 1px solid var(--line); }
  .contact-strength span:last-child { border-bottom: 0; }
  .network-section { padding: 52px 0; }
  .network-copy h2 { font-size: 28px; }
  .capacity-row { grid-template-columns: 1fr; }
  .base-list { grid-template-columns: 1fr; }
  .base-list li:last-child { grid-column: auto; }
  .network-map { padding: 20px 14px 15px; box-shadow: 8px 8px 0 #e8eef1; }
  .network-node text { font-size: 16px; }
  .map-heading small { display: none; }
  .site-footer { padding-top: 25px; }
  .footer-grid { grid-template-columns: 1fr; gap: 20px; padding-bottom: 18px; }
  .footer-identity { grid-column: auto; }
  .footer-brandline { gap: 12px; margin-bottom: 12px; padding-left: 10px; }
  .footer-logo { width: 96px; height: 60px; }
  .footer-identity h2 { font-size: 18px; }
  .footer-slogan { margin-top: 11px; padding-top: 0; }
  .site-footer h3 { margin-bottom: 9px; }
  .site-footer p, .site-footer a { margin-bottom: 6px; line-height: 1.55; }
  .footer-contact p { margin-bottom: 5px; }
  .footer-bottom .shell { align-items: flex-start; flex-direction: column; min-height: 0; padding: 12px 0; }
  .footer-bottom span:last-child { display: grid; gap: 5px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}