:root {
    --ink: #17202a;
    --muted: #687784;
    --line: #dfe7eb;
    --surface: #f5f8f9;
    --brand: #008fd3;
    --brand-deep: #006b9f;
    --teal: #13a79d;
    --accent: #d9972f;
    --white: #fff;
    --shell: min(1180px, calc(100% - 48px));
    --header-height: 78px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; line-height: 1.7; }
body, button { letter-spacing: 0; }
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.shell { width: var(--shell); margin-inline: auto; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 100; padding: 8px 12px; background: #111; color: #fff; transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }

.site-header { position: relative; z-index: 30; height: var(--header-height); background: rgba(255,255,255,.98); border-bottom: 1px solid rgba(13,44,59,.08); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand img { width: 224px; height: auto; }
.site-nav { display: flex; align-items: stretch; height: 100%; gap: 36px; }
.site-nav a { position: relative; display: grid; place-items: center; min-width: 64px; color: #3a4852; font-size: 15px; }
.site-nav a::after { content: ""; position: absolute; inset: auto 0 0; height: 3px; background: var(--brand); transform: scaleX(0); transition: transform .2s ease; }
.site-nav a:hover, .site-nav a:focus-visible, .site-nav a.active { color: var(--brand-deep); }
.site-nav a:hover::after, .site-nav a:focus-visible::after, .site-nav a.active::after { transform: scaleX(1); }
.nav-toggle { display: none; width: 44px; height: 44px; padding: 10px; border: 0; background: transparent; }
.nav-toggle span { display: block; height: 2px; margin: 5px 0; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }

.hero-carousel { position: relative; overflow: hidden; background: #0d2633; }
.hero-slides { position: relative; width: 100%; aspect-ratio: 1920 / 940; max-height: 70vh; min-height: 420px; }
.hero-slide { position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity .55s ease, visibility .55s ease; }
.hero-slide.is-active { opacity: 1; visibility: visible; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; }
.carousel-control { position: absolute; top: 50%; z-index: 2; width: 52px; height: 72px; border: 0; color: #fff; background: rgba(8,30,40,.32); font-size: 44px; line-height: 1; transform: translateY(-50%); transition: background .2s ease; }
.carousel-control:hover, .carousel-control:focus-visible { background: rgba(0,143,211,.8); }
.carousel-control.previous { left: 0; }
.carousel-control.next { right: 0; }
.carousel-dots { position: absolute; z-index: 2; bottom: 24px; left: 50%; display: flex; gap: 9px; transform: translateX(-50%); }
.carousel-dots button { width: 9px; height: 9px; padding: 0; border: 1px solid #fff; border-radius: 50%; background: transparent; }
.carousel-dots button.is-active { background: #fff; }

.section { padding: 96px 0; }
.section-heading { max-width: 760px; margin: 0 auto 50px; text-align: center; }
.section-heading.left { margin-inline: 0; text-align: left; }
.section-heading.compact { margin-bottom: 36px; }
.section-heading > span, .eyebrow { display: block; margin-bottom: 10px; color: var(--brand-deep); font-size: 12px; font-weight: 700; letter-spacing: .16em; }
.section-heading h1, .section-heading h2 { margin: 0; font-size: clamp(30px, 4vw, 46px); line-height: 1.2; font-weight: 600; }
.section-heading p { margin: 18px 0 0; color: var(--muted); font-size: 16px; }
.section-heading h1::after, .section-heading h2::after { content: ""; display: block; width: 42px; height: 3px; margin: 18px auto 0; background: linear-gradient(90deg, var(--brand), var(--teal)); }
.section-heading.left h2::after { margin-left: 0; }
.heading-light > span, .heading-light h2, .heading-light p { color: #fff; }
.heading-light h2::after { background: var(--accent); }

.business-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 46px 56px; }
.business-card { display: grid; grid-template-columns: minmax(180px, 1fr) minmax(220px, 1fr); min-height: 250px; border-bottom: 1px solid var(--line); }
.media-link { overflow: hidden; background: #eaf1f3; }
.media-link img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.business-card:hover .media-link img { transform: scale(1.03); }
.card-content { padding: 8px 0 28px 28px; }
.card-content > span { color: var(--brand); font-size: 12px; font-weight: 700; }
.card-content h2 { margin: 8px 0 10px; font-size: 23px; line-height: 1.35; font-weight: 600; }
.card-content h2 a:hover { color: var(--brand-deep); }
.card-content p { margin: 0; color: var(--muted); font-size: 14px; }

.products-showcase { overflow: hidden; background: #f3f7f8; }
.products-showcase-layout { display: grid; grid-template-columns: minmax(220px, .68fr) minmax(0, 1.72fr); gap: 74px; align-items: start; }
.products-showcase-intro { position: sticky; top: 42px; padding-top: 10px; }
.products-showcase-intro .section-heading { margin-bottom: 24px; }
.products-showcase-intro .section-heading h2 { font-size: clamp(32px, 4vw, 44px); }
.products-showcase-note { margin: 0 0 28px; padding-top: 22px; color: var(--muted); border-top: 1px solid #d6e1e5; font-size: 14px; }
.product-showcase-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 46px; border-top: 1px solid #cfdcdf; }
.product-showcase-item { position: relative; display: grid; grid-template-columns: 132px minmax(0, 1fr) 20px; gap: 20px; align-items: center; min-height: 168px; padding: 22px 0; border-bottom: 1px solid #cfdcdf; }
.product-showcase-image { display: grid; place-items: center; width: 132px; aspect-ratio: 1.42; overflow: hidden; background: #fff; }
.product-showcase-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.product-showcase-copy { min-width: 0; }
.product-showcase-copy small { display: block; margin-bottom: 6px; color: var(--brand); font-size: 11px; font-weight: 700; }
.product-showcase-copy strong { display: block; margin-bottom: 7px; color: var(--ink); font-size: 19px; line-height: 1.35; }
.product-showcase-copy > span { display: -webkit-box; overflow: hidden; color: var(--muted); font-size: 13px; line-height: 1.65; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.product-showcase-item > b { align-self: end; margin-bottom: 4px; color: #8aa0aa; font-weight: 400; transition: color .2s ease, transform .2s ease; }
.product-showcase-item:hover .product-showcase-image img { transform: scale(1.035); }
.product-showcase-item:hover strong { color: var(--brand-deep); }
.product-showcase-item:hover > b { color: var(--brand); transform: translateX(4px); }
.text-link { display: inline-flex; align-items: center; gap: 12px; color: var(--brand-deep); font-weight: 600; }
.text-link span { transition: transform .2s ease; }
.text-link:hover span { transform: translateX(5px); }
.text-link.light { color: #fff; }

.news-section { background: var(--surface); }
.news-layout { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); gap: 72px; align-items: start; }
.video-column h2, .news-column h2 { margin: 0 0 24px; font-size: 31px; line-height: 1.25; }
.video-column video { width: 100%; aspect-ratio: 16 / 10; background: #071921; object-fit: cover; }
.news-column-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; border-bottom: 2px solid var(--ink); }
.news-column-head h2 { margin-bottom: 18px; }
.news-column-head > a { margin-bottom: 20px; color: var(--brand-deep); font-size: 14px; }
.news-list > a { display: grid; grid-template-columns: 100px 1fr 24px; gap: 18px; align-items: center; min-height: 72px; border-bottom: 1px solid var(--line); }
.news-list time { color: #7c8b94; font-size: 13px; font-variant-numeric: tabular-nums; }
.news-list > a > span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-list b { color: var(--brand); font-weight: 400; transition: transform .2s ease; }
.news-list a:hover > span { color: var(--brand-deep); }
.news-list a:hover b { transform: translateX(4px); }

.partners-section { padding-bottom: 80px; }
.partner-logos { width: 100%; min-height: 110px; object-fit: contain; }

.page-hero { min-height: 350px; display: grid; align-items: center; color: #fff; background-color: #08364d; background-position: center; background-size: cover; }
.page-hero--business { background-image: linear-gradient(90deg, rgba(5,38,53,.75), rgba(5,38,53,.1)), url("images/business.png"); }
.page-hero--products { background-image: linear-gradient(90deg, rgba(5,38,53,.75), rgba(5,38,53,.1)), url("images/products.png"); }
.page-hero--news { background-image: linear-gradient(90deg, rgba(5,38,53,.75), rgba(5,38,53,.1)), url("images/news.png"); }
.page-hero--about { background-image: linear-gradient(90deg, rgba(5,38,53,.75), rgba(5,38,53,.1)), url("images/aboutus.png"); }
.page-hero span, .product-hero-copy > span { font-size: 12px; font-weight: 700; letter-spacing: .18em; }
.page-hero h1, .product-hero-copy h1 { margin: 8px 0 12px; font-size: clamp(36px, 5vw, 58px); line-height: 1.15; }
.page-hero p { max-width: 610px; margin: 0; font-size: 17px; }

.business-overview { display: grid; gap: 72px; }
.business-overview article { display: grid; grid-template-columns: 1fr 1fr; gap: 58px; align-items: center; }
.business-overview article:nth-child(even) img { order: 2; }
.business-overview article > img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.business-overview article span { color: var(--brand-deep); font-size: 12px; font-weight: 700; }
.business-overview h2, .detail-copy h2 { margin: 10px 0 18px; font-size: 34px; line-height: 1.3; }
.business-overview p, .detail-copy p { color: var(--muted); }
.detail-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 72px; align-items: center; }
.detail-layout > img { width: 100%; max-height: 520px; object-fit: contain; }

.catalog-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.catalog-grid article { display: grid; grid-template-columns: 110px 1fr; gap: 28px; align-items: center; padding: 32px; border: 1px solid var(--line); border-radius: 6px; transition: border-color .2s ease, transform .2s ease; }
.catalog-grid article:hover { border-color: var(--brand); transform: translateY(-3px); }
.catalog-grid img { width: 96px; height: 96px; object-fit: contain; }
.catalog-grid h2 { margin: 0 0 8px; font-size: 23px; }
.catalog-grid p { margin: 0 0 14px; color: var(--muted); font-size: 14px; }

.product-page-banner { min-height: 250px; display: grid; align-items: center; color: #fff; background: linear-gradient(90deg, rgba(5,38,53,.72), rgba(5,38,53,.16)), url("images/products.png") center / cover; }
.product-page-banner span { color: #bfe9ed; font-size: 12px; font-weight: 700; letter-spacing: .18em; }
.product-page-banner h1 { margin: 8px 0 2px; font-size: clamp(34px, 5vw, 52px); line-height: 1.2; }
.product-page-banner p { margin: 0; font-size: 16px; }
.product-subnav { background: #fff; border-bottom: 1px solid var(--line); }
.product-subnav-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 62px; }
.product-subnav-inner > a { color: var(--ink); font-weight: 600; white-space: nowrap; }
.product-subnav-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 22px; }
.product-subnav-links a { position: relative; padding: 21px 0 17px; color: var(--muted); font-size: 13px; }
.product-subnav-links a::after { content: ""; position: absolute; right: 0; bottom: 0; left: 0; height: 2px; background: var(--brand); transform: scaleX(0); transition: transform .2s ease; }
.product-subnav-links a:hover, .product-subnav-links a.active { color: var(--brand-deep); }
.product-subnav-links a:hover::after, .product-subnav-links a.active::after { transform: scaleX(1); }
.legacy-product-section { padding: 74px 0; }
.legacy-intro-section { padding-bottom: 84px; }
.legacy-product-image { display: flex; justify-content: center; min-height: 180px; }
.legacy-product-image img { width: min(100%, 980px); max-height: 430px; object-fit: contain; }
.legacy-tagline { margin: -10px auto 30px; color: var(--brand-deep); text-align: center; font-size: 16px; }
.legacy-copy-box { max-width: 1000px; margin: 24px auto 0; padding: 34px 42px; background: #f5f8f9; border-left: 4px solid var(--brand); }
.legacy-copy-box h2, .legacy-copy-box h3 { margin: 0 0 16px; font-size: 28px; line-height: 1.35; }
.legacy-copy-box p { margin: 0; color: #52616a; font-size: 15px; line-height: 2; }
.legacy-section-title { margin: 0 auto 36px; text-align: center; }
.legacy-section-title span { color: var(--brand-deep); font-size: 11px; font-weight: 700; letter-spacing: .16em; }
.legacy-section-title h2 { margin: 8px 0 0; font-size: 31px; }
.legacy-image-section img { display: block; width: min(100%, 1120px); max-height: 680px; margin: 0 auto; object-fit: contain; }
.legacy-soft-section { background: #f8f8f8; }
.legacy-dark-section { color: #fff; background: #082d40; }
.legacy-dark-section .legacy-section-title span { color: #66d4cd; }
.legacy-dark-section .legacy-section-title h2 { color: #fff; }
.legacy-features-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.legacy-features-list > div { padding: 26px; border: 1px solid var(--line); }
.legacy-dark-section .legacy-features-list > div { border-color: rgba(255,255,255,.2); }
.legacy-features-list h3 { margin: 0 0 12px; font-size: 18px; }
.legacy-features-list p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.legacy-dark-section .legacy-features-list p { color: #c2d6dc; }
.legacy-split-product { padding-top: 70px; }
.legacy-split-entry { display: grid; grid-template-columns: minmax(220px, .72fr) minmax(0, 1.28fr); gap: 54px; align-items: center; margin-bottom: 74px; }
.legacy-split-entry:nth-child(even) img { order: -1; }
.legacy-feature-copy span { color: var(--brand-deep); font-size: 11px; font-weight: 700; letter-spacing: .15em; }
.legacy-feature-copy h2 { margin: 10px 0 18px; font-size: 29px; }
.legacy-feature-copy ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: 14px; line-height: 2; }
.legacy-split-entry > img { width: 100%; max-height: 440px; object-fit: contain; }
.legacy-split-entry .legacy-copy-box { grid-column: 1 / -1; width: 100%; margin-top: 0; }
.legacy-back-link { padding-bottom: 78px; }
.product-gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin: 42px 0; }
.product-gallery figure { display: grid; place-items: center; min-height: 260px; margin: 0; padding: 24px; background: var(--surface); }
.product-gallery img { max-height: 240px; object-fit: contain; }

.news-page-layout { max-width: 960px; }
.news-page-head { display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.news-page-head .section-heading { margin-bottom: 38px; }
.news-filter { display: flex; gap: 8px; margin-bottom: 38px; }
.news-filter a { padding: 7px 13px; color: var(--muted); border-bottom: 2px solid transparent; font-size: 13px; }
.news-filter a:hover, .news-filter a.active { color: var(--brand-deep); border-color: var(--brand); }
.news-page-list article { display: grid; grid-template-columns: 92px 1fr 52px; gap: 30px; align-items: center; min-height: 168px; border-top: 1px solid var(--line); }
.news-page-list article.has-cover { grid-template-columns: 92px 150px 1fr 52px; }
.news-cover { overflow: hidden; aspect-ratio: 16 / 10; background: var(--surface); }
.news-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .25s ease; }
.news-cover:hover img { transform: scale(1.03); }
.news-page-list article:last-child { border-bottom: 1px solid var(--line); }
.news-date { text-align: center; border-right: 1px solid var(--line); }
.news-date strong { display: block; color: var(--brand-deep); font-size: 36px; line-height: 1.1; }
.news-date span, .news-type { color: var(--muted); font-size: 12px; }
.news-page-list h2 { margin: 5px 0; font-size: 21px; line-height: 1.45; }
.news-page-list h2 a:hover { color: var(--brand-deep); }
.news-page-list p { margin: 0; color: var(--muted); font-size: 14px; }
.site-pagination { display: flex; align-items: center; justify-content: center; gap: 18px; margin-top: 38px; color: var(--muted); font-size: 13px; }
.site-pagination a { color: var(--brand-deep); }
.site-pagination [aria-disabled="true"] { opacity: .5; }
.round-link { display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 50%; color: var(--brand-deep); }
.round-link:hover { color: #fff; background: var(--brand); border-color: var(--brand); }

.article-page { padding: 88px 0 110px; }
.article-header { max-width: 920px; text-align: center; }
.article-header > a, .article-header > span { color: var(--muted); font-size: 13px; }
.article-header h1 { max-width: 820px; margin: 26px auto 18px; font-size: clamp(30px, 5vw, 48px); line-height: 1.35; }
.article-header time { color: var(--muted); }
.article-meta { display: flex; justify-content: center; gap: 20px; color: var(--muted); font-size: 13px; }
.article-body { max-width: 760px; padding-top: 54px; }
.article-body p { margin: 0 0 24px; color: #46545d; font-size: 17px; line-height: 2; }
.legacy-news-content { overflow-wrap: anywhere; color: #46545d; font-size: 17px; line-height: 2; }
.legacy-news-content p, .legacy-news-content div { margin: 0 0 22px; }
.legacy-news-content h2, .legacy-news-content h3, .legacy-news-content h4 { margin: 34px 0 16px; color: var(--ink); line-height: 1.5; }
.legacy-news-content img { width: auto; max-width: 100%; height: auto; margin: 26px auto; }
.legacy-news-content ul, .legacy-news-content ol { margin: 0 0 24px; padding-left: 1.5em; }
.legacy-news-content blockquote { margin: 24px 0; padding: 12px 20px; color: var(--muted); border-left: 3px solid var(--brand); background: var(--surface); }
.legacy-news-content table { display: block; max-width: 100%; margin: 24px 0; overflow-x: auto; border-collapse: collapse; }
.legacy-news-content th, .legacy-news-content td { padding: 8px 10px; border: 1px solid var(--line); }
.legacy-news-content a { color: var(--brand-deep); text-decoration: underline; }
.article-body .text-link { margin-top: 26px; }

.values-band { color: #fff; background: #0a3346; }
.values-layout { display: grid; grid-template-columns: 1fr .8fr; gap: 80px; align-items: end; }
.values-layout span { color: #66d4cd; font-size: 12px; letter-spacing: .16em; }
.values-layout h2 { margin: 16px 0 0; font-size: clamp(30px, 4vw, 46px); line-height: 1.45; }
.values-layout p { margin: 0; color: #c6d7dd; font-size: 17px; }
.about-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.about-gallery .section-heading { grid-column: 1 / -1; }
.about-gallery > img { width: 100%; min-height: 260px; object-fit: contain; background: var(--surface); }
.about-subnav { position: sticky; top: 0; z-index: 20; background: #fff; border-bottom: 1px solid var(--line); }
.about-subnav-inner { display: flex; align-items: center; justify-content: space-between; gap: 28px; min-height: 64px; }
.about-subnav-inner > strong { white-space: nowrap; }
.about-subnav-inner > div { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 24px; }
.about-subnav a { position: relative; padding: 20px 0 16px; color: var(--muted); font-size: 13px; }
.about-subnav a::after { content: ""; position: absolute; right: 0; bottom: 0; left: 0; height: 2px; background: var(--brand); transform: scaleX(0); transition: transform .2s ease; }
.about-subnav a:hover, .about-subnav a.active { color: var(--brand-deep); }
.about-subnav a:hover::after, .about-subnav a.active::after { transform: scaleX(1); }
.about-panel[hidden] { display: none; }
.about-company-layout { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(240px, .65fr); gap: 62px; align-items: start; }
.about-company-copy > span { color: var(--brand-deep); font-size: 12px; font-weight: 700; letter-spacing: .16em; }
.about-company-copy h2 { margin: 12px 0 0; font-size: 34px; line-height: 1.3; }
.about-company-copy small { display: block; margin: 4px 0 28px; color: #82919a; }
.about-company-copy p { color: #53616a; font-size: 15px; line-height: 2; }
.about-company-copy > img { width: 100%; margin-top: 28px; }
.about-company-aside { display: grid; gap: 18px; }
.about-company-aside button { position: relative; overflow: hidden; padding: 0; border: 0; background: #edf3f5; text-align: left; }
.about-company-aside img { width: 100%; transition: transform .3s ease; }
.about-company-aside span { position: absolute; right: 0; bottom: 0; left: 0; padding: 16px; color: #fff; background: linear-gradient(transparent, rgba(5,31,42,.8)); }
.about-company-aside button:hover img { transform: scale(1.03); }
.about-project dl { display: grid; grid-template-columns: 1fr 1fr; margin: 0 0 28px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.about-project dl > div { padding: 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.about-project dt { color: var(--muted); font-size: 12px; }
.about-project dd { margin: 6px 0 0; font-weight: 600; }
.about-project > p { color: #53616a; line-height: 2; }
.about-project > img { width: min(100%, 980px); margin: 38px auto 0; }
.about-timeline { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.about-timeline article { min-height: 280px; padding: 28px 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.about-timeline time { display: block; margin-bottom: 22px; color: var(--brand-deep); font-size: 34px; font-weight: 600; }
.about-timeline ul { margin: 0; padding-left: 17px; color: var(--muted); font-size: 14px; }
.about-timeline li + li { margin-top: 10px; }
.about-culture { padding: 90px 0; color: #fff; background: #0a3346 url("images/about/qywh01.jpg") center / cover; }
.about-culture-layout > div:first-child span, .about-mission span { color: #70d8d1; font-size: 12px; letter-spacing: .16em; }
.about-culture-layout > div:first-child h2 { margin: 8px 0 36px; font-size: 42px; }
.about-values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255,255,255,.2); }
.about-values article { padding: 30px; background: rgba(5,37,50,.84); }
.about-values h3 { margin: 0 0 10px; font-size: 20px; }
.about-values p, .about-mission p { color: #cfdee3; }
.about-mission { display: grid; grid-template-columns: 1fr 240px; gap: 60px; align-items: center; margin-top: 52px; padding-top: 42px; border-top: 1px solid rgba(255,255,255,.2); }
.about-mission h2 { margin: 8px 0 18px; font-size: 32px; }
.about-mission img { width: 100%; }
.about-honor-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.about-honor-grid article { padding: 32px; border: 1px solid var(--line); }
.about-honor-grid h3 { margin: 0 0 20px; font-size: 24px; }
.about-honor-grid ul { min-height: 190px; margin: 0 0 28px; padding-left: 18px; color: var(--muted); font-size: 14px; }
.about-honor-grid img { width: 100%; max-height: 390px; object-fit: contain; background: var(--surface); }
.organization-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.organization-grid article { padding: 30px; border-top: 3px solid var(--brand); background: var(--surface); }
.organization-grid span { color: var(--brand); font-size: 12px; }
.organization-grid h3 { margin: 8px 0 20px; font-size: 24px; }
.organization-grid p { margin: 0 0 8px; color: var(--muted); font-size: 13px; }
.office-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.office-gallery figure { margin: 0; background: var(--surface); }
.office-gallery img { width: 100%; aspect-ratio: 1.55; object-fit: cover; }
.office-gallery figcaption { padding: 14px 16px; font-size: 14px; }
.careers-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.careers-grid article { padding: 30px; border: 1px solid var(--line); }
.careers-grid h3 { margin: 0 0 22px; font-size: 23px; }
.careers-grid h4 { margin: 18px 0 5px; color: var(--brand-deep); font-size: 14px; }
.careers-grid p { margin: 0; color: var(--muted); font-size: 14px; }

.site-footer { padding-top: 68px; color: #c1ced4; background: #101e25; }
.footer-grid { display: grid; grid-template-columns: 1.35fr .7fr 1.15fr .6fr; gap: 54px; padding-bottom: 50px; }
.footer-grid h2 { margin: 0 0 18px; color: #fff; font-size: 16px; }
.footer-grid a, .footer-grid p { display: block; margin: 0 0 9px; color: #aebdc5; font-size: 13px; }
.footer-grid a:hover { color: #fff; }
.footer-brand img { width: 210px; margin-bottom: 24px; filter: brightness(0) invert(1); opacity: .9; }
.footer-brand p { max-width: 330px; line-height: 1.8; }
.footer-follow img { width: 92px; height: 92px; object-fit: cover; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding: 22px 0; border-top: 1px solid rgba(255,255,255,.1); color: #82939c; font-size: 12px; }

@media (max-width: 980px) {
    :root { --shell: min(100% - 36px, 900px); }
    .site-nav { gap: 20px; }
    .brand img { width: 190px; }
    .hero-slides { min-height: 380px; }
    .business-grid, .news-layout, .detail-layout { grid-template-columns: 1fr; }
    .business-card { grid-template-columns: minmax(220px, .8fr) 1fr; }
    .products-showcase-layout { grid-template-columns: 1fr; gap: 42px; }
    .products-showcase-intro { position: static; }
    .products-showcase-note { max-width: 560px; }
    .product-showcase-list { column-gap: 32px; }
    .product-showcase-item { grid-template-columns: 112px minmax(0, 1fr) 16px; gap: 16px; }
    .product-showcase-image { width: 112px; }
    .news-layout { gap: 56px; }
    .detail-layout > img { max-height: 460px; }
    .footer-grid { grid-template-columns: 1.2fr .8fr 1.2fr; }
    .footer-follow { display: none; }
    .about-company-layout { grid-template-columns: 1fr; }
    .about-company-aside { grid-template-columns: repeat(3, 1fr); }
    .about-timeline { grid-template-columns: repeat(2, 1fr); }
    .organization-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
    :root { --shell: calc(100% - 28px); --header-height: 68px; }
    .brand img { width: 170px; }
    .nav-toggle { display: block; }
    .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
    .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
    .site-nav { position: absolute; top: 100%; left: 0; right: 0; display: none; height: auto; padding: 12px 20px 22px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 12px 22px rgba(14,35,44,.1); }
    .site-nav.is-open { display: grid; }
    .site-nav a { min-height: 46px; justify-content: start; }
    .site-nav a::after { right: auto; width: 32px; }
    .hero-slides { aspect-ratio: 4 / 3; min-height: 0; }
    .hero-slide img { object-position: center; }
    .carousel-control { width: 38px; height: 56px; font-size: 32px; }
    .carousel-dots { bottom: 14px; }
    .section { padding: 68px 0; }
    .section-heading { margin-bottom: 36px; }
    .section-heading h1, .section-heading h2 { font-size: 31px; }
    .section-heading p { font-size: 14px; }
    .business-grid { gap: 34px; }
    .business-card { grid-template-columns: 1fr; }
    .media-link { aspect-ratio: 16 / 10; }
    .card-content { padding: 18px 4px 22px; }
    .products-showcase-layout { gap: 34px; }
    .products-showcase-intro .section-heading { margin-bottom: 18px; }
    .products-showcase-note { margin-bottom: 22px; }
    .product-showcase-list { grid-template-columns: 1fr; }
    .product-showcase-item { grid-template-columns: 116px minmax(0, 1fr) 16px; min-height: 146px; padding: 18px 0; }
    .product-showcase-image { width: 116px; }
    .news-list > a { grid-template-columns: 84px 1fr 16px; gap: 10px; }
    .page-hero { min-height: 280px; }
    .page-hero h1 { font-size: 38px; }
    .business-overview { gap: 52px; }
    .business-overview article, .catalog-grid, .values-layout { grid-template-columns: 1fr; }
    .business-overview article:nth-child(even) img { order: 0; }
    .catalog-grid article { grid-template-columns: 76px 1fr; padding: 24px 18px; gap: 18px; }
    .catalog-grid img { width: 72px; height: 72px; }
    .product-gallery { grid-template-columns: 1fr; }
    .product-subnav-inner { align-items: flex-start; flex-direction: column; padding-top: 16px; padding-bottom: 12px; }
    .product-subnav-links { justify-content: flex-start; gap: 12px 18px; }
    .product-subnav-links a { padding: 7px 0 9px; }
    .legacy-product-section { padding: 52px 0; }
    .legacy-copy-box { padding: 25px 22px; }
    .legacy-copy-box h2, .legacy-copy-box h3 { font-size: 24px; }
    .legacy-features-list { grid-template-columns: 1fr; }
    .legacy-split-entry { grid-template-columns: 1fr; gap: 26px; margin-bottom: 56px; }
    .legacy-split-entry:nth-child(even) img { order: 0; }
    .legacy-split-entry .legacy-copy-box { grid-column: auto; }
    .news-page-list article { grid-template-columns: 60px 1fr; gap: 18px; padding: 26px 0; }
    .news-page-head { align-items: start; flex-direction: column; }
    .news-page-head .section-heading { margin-bottom: 0; }
    .news-filter { width: 100%; margin-bottom: 20px; overflow-x: auto; }
    .news-filter a { flex: 0 0 auto; }
    .news-page-list article.has-cover { grid-template-columns: 60px 1fr; }
    .news-cover { display: none; }
    .news-page-list p { display: none; }
    .round-link { display: none; }
    .news-date strong { font-size: 28px; }
    .news-page-list h2 { font-size: 18px; }
    .about-gallery { grid-template-columns: 1fr; }
    .about-gallery .section-heading { grid-column: auto; }
    .about-subnav { position: static; }
    .about-subnav-inner { align-items: flex-start; flex-direction: column; padding: 14px 0; }
    .about-subnav-inner > div { justify-content: flex-start; gap: 8px 18px; }
    .about-subnav a { padding: 6px 0; }
    .about-company-copy h2 { font-size: 28px; }
    .about-company-aside { grid-template-columns: 1fr; }
    .about-project dl, .about-timeline, .about-values, .about-honor-grid, .office-gallery, .careers-grid { grid-template-columns: 1fr; }
    .about-timeline article { min-height: auto; }
    .about-mission { grid-template-columns: 1fr; gap: 26px; }
    .about-mission img { width: 180px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px 24px; }
    .footer-brand, .footer-contact { grid-column: 1 / -1; }
    .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}