/* Corporate evidence layer; scoped to keep existing trade forms and tools stable. */
.home-v2, .quality-page { background: #fff; }
.home-v2 *, .quality-page *, .qualification-mount * { letter-spacing: 0; }
.home-v2 .site-header, .quality-page .site-header { background: #fff; color: #182126; border-bottom: 1px solid #e2e6e8; backdrop-filter: none; }
.home-v2 nav a, .quality-page nav a { color: #3c474d; }
.home-v2 nav a:hover, .quality-page nav a:hover { color: #b71e2c; }
.home-v2 .nav-toggle, .quality-page .nav-toggle { color: #182126; border-color: #bdc5c9; }
.home-v2 h2, .quality-page h2, .qualification-intro h2 { font-size: 38px; line-height: 1.16; }
.home-v2 .eyebrow, .quality-page .eyebrow { font-size: 12px; color: #b71e2c; }
.home-v2 .section, .quality-page .section { padding: 80px max(24px, calc((100% - 1280px) / 2)); }
.home-v2 .section-heading, .quality-page .section-heading { gap: 48px; margin-bottom: 40px; }
.home-v2 .section-heading > div, .quality-page .section-heading > div { flex: 1; min-width: 0; }
.home-v2 .section-heading p, .quality-page .section-heading > p { max-width: 540px; color: #536168; font-size: 16px; }
.text-link { display: inline-flex; align-items: center; gap: 14px; color: #9f1926; font-weight: 700; text-decoration: none; padding: 8px 0; }
.text-link:hover { text-decoration: underline; }
.button.outline { border: 1px solid #a3acb1; color: #263238; background: transparent; }
.yongtai-hero { position: relative; isolation: isolate; min-height: min(700px, calc(100svh - 70px)); padding: 144px max(24px, calc((100% - 1280px) / 2)) 72px; display: flex; align-items: center; background: #fff; }
.yongtai-hero-copy { position: relative; width: 48%; max-width: 620px; }
.hero-carousel { position: absolute; inset: 116px max(24px, calc((100% - 1280px) / 2)) 30px auto; width: min(47%, 620px); min-width: 0; touch-action: pan-y; }
.hero-carousel-stage { position: relative; height: 100%; min-height: 350px; }
.hero-slide { display: flex; flex-direction: column; height: 100%; width: 100%; text-decoration: none; color: #263238; }
.hero-slide[hidden], .hero-carousel-controls[hidden] { display: none; }
.hero-slide img { display: block; width: 100%; flex: 1 1 0; min-height: 0; object-fit: contain; padding: 16px 52px 24px; }
.hero-slide-caption { display: grid; grid-template-columns: 1fr auto; gap: 5px 16px; border-top: 1px solid #dce3e4; padding: 16px 0 56px; min-height: 120px; }
.hero-slide-caption > span:first-child { grid-column: 1 / -1; text-transform: uppercase; font-size: 11px; font-weight: 650; color: #6b757b; }
.hero-slide-caption strong { font-size: 23px; line-height: 1.3; font-weight: 650; }
.hero-slide-link { align-self: center; font-size: 13px; color: #a01926; white-space: nowrap; }
.hero-slide-link > span { margin-left: 8px; }
.hero-slide:hover .hero-slide-link { text-decoration: underline; }
.hero-carousel-arrow { position: absolute; top: calc((100% - 120px) / 2); transform: translateY(-50%); display: grid; place-items: center; width: 44px; height: 64px; padding: 0; border: 0; border-radius: 3px; background: rgb(24 33 38 / 50%); color: #fff; cursor: pointer; transition: background .18s ease; }
.hero-carousel-arrow.previous { left: 0; }
.hero-carousel-arrow.next { right: 0; }
.hero-carousel-arrow span { font: 56px/1 Arial, sans-serif; margin-top: -5px; }
.hero-carousel-arrow:hover { background: rgb(24 33 38 / 75%); }
.hero-carousel-pagination { position: absolute; bottom: 0; left: 0; right: 0; display: flex; align-items: center; justify-content: center; gap: 12px; height: 44px; }
.hero-carousel-dots { display: flex; }
.hero-carousel-dots button { width: 36px; height: 44px; padding: 0; border: 0; background: transparent; cursor: pointer; display: grid; place-items: center; }
.hero-carousel-dots button::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: #bec8cc; transition: background .18s ease, transform .18s ease; }
.hero-carousel-dots button[aria-current="true"]::before { background: #b71e2c; transform: scale(1.35); }
.hero-carousel-playback { display: grid; place-items: center; width: 44px; height: 44px; border: 0; border-left: 1px solid #dce3e4; background: transparent; color: #48565d; cursor: pointer; }
.playback-icon { width: 10px; height: 12px; border-left: 3px solid currentColor; border-right: 3px solid currentColor; }
.hero-carousel-playback[data-paused="true"] .playback-icon { width: 0; height: 0; border: 0; border-left: 10px solid currentColor; border-top: 6px solid transparent; border-bottom: 6px solid transparent; }
.hero-carousel :focus-visible, .hero-carousel:focus-visible { outline: 3px solid #156e8c; outline-offset: 3px; }
.carousel-announcement { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.hero-carousel.is-enhanced .hero-slide:not([hidden]) img { animation: hero-product-enter .45s ease both; }
@keyframes hero-product-enter { from { opacity: .15; transform: translateX(12px); } to { opacity: 1; transform: translateX(0); } }
@media (prefers-reduced-motion: reduce) { .hero-carousel.is-enhanced .hero-slide:not([hidden]) img { animation: none; } .hero-carousel * { transition: none; } }
.yongtai-hero h1 { font-size: 64px; line-height: 1.04; max-width: none; margin: 22px 0; font-weight: 750; color: #16232a; }
.yongtai-hero h1 > span { font-size: 44px; font-weight: 450; }
.yongtai-hero-copy > p:not(.eyebrow) { max-width: 470px; font-size: 18px; color: #536168; line-height: 1.7; }
.hero-evidence-link { display: inline-flex; gap: 14px; margin-top: 32px; color: #566068; font-size: 14px; text-decoration: none; }
.hero-evidence-link:hover { color: #b71e2c; }
.fact-band { display: grid; grid-template-columns: 1fr 1.3fr 1fr; background: #182b2b; padding: 28px max(24px, calc((100% - 1280px) / 2)); gap: 30px; color: #fff; }
.fact-band > div { padding-left: 20px; border-left: 2px solid #8ba89b; display: grid; gap: 5px; }
.fact-band strong { font-size: 19px; font-weight: 600; }
.fact-band span { font-size: 13px; color: #c5d2cd; }
.system-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.system-grid > a { text-decoration: none; min-width: 0; padding-bottom: 24px; border-bottom: 1px solid #d6dce0; }
.system-photo { height: 300px; background: #f7f8f8; margin-bottom: 24px; padding: 18px; }
.system-photo img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; transition: transform .2s ease; }
.system-grid a:hover img { transform: scale(1.035); }
.system-grid > a > span { font-size: 12px; color: #69767c; text-transform: uppercase; }
.system-grid h3 { font-size: 24px; margin: 12px 0 8px; line-height: 1.25; }
.system-grid p { color: #536168; font-size: 15px; }
.system-grid b { font-size: 14px; color: #a01926; }
.system-grid b > span { margin-left: 12px; }
.application-band { background: #eef3f1; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.application-band p { max-width: 520px; color: #536168; margin: 24px 0; }
.application-list { align-self: center; }
.application-list a { display: flex; justify-content: space-between; gap: 24px; padding: 24px 0; border-bottom: 1px solid #bbc9c3; text-decoration: none; font-size: 21px; font-weight: 600; }
.application-list a:hover { color: #a01926; }
.partnership-band { background: #f5f6f7; display: grid; grid-template-columns: 1.1fr 1fr; gap: 80px; border-top: 1px solid #e3e8e5; }
.partnership-band > div > p:not(.eyebrow) { color: #536168; max-width: 500px; margin: 24px 0; }
.partnership-steps > div { position: relative; padding: 20px 0 20px 50px; border-bottom: 1px solid #d6dce0; }
.partnership-steps > div > span { position: absolute; left: 0; color: #b71e2c; font-size: 15px; font-weight: 700; }
.partnership-steps h3 { font-size: 20px; margin-bottom: 6px; }
.partnership-steps p { color: #536168; margin: 0; font-size: 14px; }
.quality-hero { padding: 150px max(24px, calc((100% - 1280px) / 2)) 64px; background: #edf3f0; display: grid; grid-template-columns: 1.6fr 1fr; gap: 70px; align-items: center; border-bottom: 1px solid #d7e2db; }
.quality-hero h1 { font-size: 52px; line-height: 1.08; max-width: 720px; color: #172c28; }
.quality-hero p:not(.eyebrow) { max-width: 620px; color: #52635b; font-size: 18px; }
.quality-index > div { display: flex; align-items: center; gap: 24px; padding: 14px 0; border-bottom: 1px solid #c7d4cd; }
.quality-index strong { font-size: 38px; font-weight: 450; color: #25574b; }
.quality-index span { font-size: 15px; color: #475e54; }
.certificate-tools { display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; align-items: end; padding-bottom: 24px; border-bottom: 1px solid #d9dfe1; }
.certificate-filters { display: flex; flex-wrap: wrap; gap: 4px; }
.certificate-filters button { font: inherit; font-size: 14px; border: 0; border-bottom: 2px solid transparent; background: transparent; color: #54646a; padding: 12px 14px; cursor: pointer; min-height: 44px; }
.certificate-filters button[aria-pressed="true"] { color: #a01926; border-bottom-color: #b71e2c; background: #fbf0f1; }
.certificate-search { display: grid; gap: 6px; font-size: 12px; color: #536168; min-width: 260px; }
.certificate-search input { font: inherit; font-size: 15px; padding: 11px 12px; border: 1px solid #b9c4c9; border-radius: 4px; width: 100%; min-width: 0; background: #fff; }
.certificate-count { font-size: 14px; color: #58666b; padding: 18px 0; margin: 0; }
.certificate-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.certificate-card { border: 1px solid #dce2e4; background: #fff; border-radius: 4px; overflow: hidden; min-width: 0; display: flex; flex-direction: column; color: #1d292e; }
.certificate-preview { width: 100%; position: relative; display: grid; grid-template-rows: minmax(0, 1fr); place-items: center; height: 310px; flex: 0 0 310px; padding: 20px 20px 44px; overflow: hidden; background: #f0f2f3; border: 0; border-bottom: 1px solid #dce2e4; cursor: zoom-in; }
.certificate-preview img { min-height: 0; min-width: 0; height: 100%; width: 100%; object-fit: contain; filter: drop-shadow(0 4px 5px #25303415); transition: transform .18s ease; }
.certificate-preview:hover img { transform: scale(1.025); }
.certificate-preview > span { position: absolute; bottom: 10px; left: 20px; right: 20px; font-size: 12px; display: flex; justify-content: space-between; color: #4d6069; }
.certificate-copy { padding: 24px; display: flex; flex: 1; flex-direction: column; }
.certificate-copy .certificate-category { color: #276355; font-size: 11px; font-weight: 700; text-transform: uppercase; margin: 0 0 10px; }
.certificate-copy h3 { font-size: 21px; line-height: 1.3; margin: 0 0 12px; }
.certificate-copy p { font-size: 14px; color: #536168; margin-bottom: 16px; overflow-wrap: anywhere; }
.certificate-copy .certificate-number { font: 12px ui-monospace, Consolas, monospace; color: #253e4b; }
.certificate-copy dl { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 0 0 16px; }
.certificate-copy dt { color: #66777c; font-size: 11px; }
.certificate-copy dd { margin: 4px 0 0; font-size: 14px; color: #28383e; }
.certificate-models strong { display: block; color: #263a44; margin-bottom: 6px; }
.certificate-copy details { font-size: 13px; margin-bottom: 20px; }
.certificate-copy summary { cursor: pointer; padding: 6px 0; color: #415b66; }
.certificate-copy details p { margin: 12px 0; font-size: 13px; }
.certificate-open { border: 0; border-top: 1px solid #e1e6e8; background: transparent; color: #a01926; font: inherit; font-size: 14px; font-weight: 700; padding: 16px 0 0; margin-top: auto; cursor: pointer; text-align: left; display: flex; justify-content: space-between; gap: 16px; }
.certificate-warning, .certificate-copy .certificate-warning { padding: 14px 16px; border-left: 3px solid #b71e2c; background: #fff0f0; color: #921e29; font-size: 14px; }
.document-scope-note { font-size: 14px; color: #536168; padding: 24px 0; margin: 0; }
.certificate-empty { grid-column: 1 / -1; padding: 32px 0; color: #536168; }
.qualification-mount { padding: 40px 0; border-top: 1px solid #d5dce0; margin-top: 32px; }
.qualification-mount > p { color: #5a666b; max-width: 850px; }
.qualification-mount .certificate-grid { margin: 24px 0; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.qualification-intro { background: #edf3f0; }
.qualification-intro > p:not(.eyebrow) { max-width: 820px; margin: 24px 0; color: #536168; }
.product-detail-copy h1 { font-size: 58px; line-height: 1.06; overflow-wrap: anywhere; }
.product-detail-body h2 { font-size: 36px; line-height: 1.2; }
.certificate-viewer { width: min(1100px, calc(100% - 24px)); max-height: calc(100dvh - 24px); padding: 0; border: 1px solid #c1cccf; border-radius: 6px; background: #fff; color: #172830; overflow: auto; }
.certificate-viewer::backdrop { background: #0b191bba; backdrop-filter: blur(3px); }
.viewer-toolbar { display: flex; justify-content: space-between; gap: 16px; align-items: center; padding: 16px 24px; background: #fff; }
.viewer-toolbar h2 { font-size: 22px; line-height: 1.3; max-width: none; margin: 0 0 4px; }
.viewer-toolbar p { font-size: 12px; margin: 0; color: #52636a; }
.viewer-close { flex: 0 0 44px; width: 44px; height: 44px; font-size: 32px; color: #34474f; background: #f1f4f4; border: 0; cursor: pointer; }
.viewer-controls { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; padding: 10px 24px; background: #edf2f0; }
.viewer-controls button { width: 38px; height: 44px; font-size: 30px; background: #fff; border: 1px solid #ccd7d1; color: #304c43; cursor: pointer; }
.viewer-controls button:disabled { opacity: .3; cursor: default; }
.viewer-controls span, .viewer-controls a { font-size: 13px; color: #304c43; }
.viewer-controls a { margin-left: auto; padding: 8px 0; }
.viewer-image { max-height: 65dvh; overflow: auto; background: #dbe0df; padding: 20px; }
.viewer-image img { width: auto; max-width: 100%; max-height: none; margin: auto; }
.viewer-note { padding: 12px 24px; margin: 0; font-size: 12px; color: #52636a; }
body.viewing-certificate { overflow: hidden; }
.certificate-preview:focus-visible, .certificate-open:focus-visible, .certificate-filters button:focus-visible, .certificate-viewer :focus-visible { outline: 3px solid #156e8c; outline-offset: -3px; }
@media (max-width: 1200px) {
  .home-v2 .site-header, .quality-page .site-header { gap: 20px; padding-left: 24px; padding-right: 24px; }
  .home-v2 nav, .quality-page nav { gap: 14px; font-size: 13px; }
  .home-v2 .brand strong, .quality-page .brand strong { max-width: 220px; font-size: 14px; }
  .hero-carousel { width: 45%; }
  .hero-slide-caption strong { font-size: 20px; }
  .yongtai-hero h1 { font-size: 54px; }
  .yongtai-hero h1 > span { font-size: 38px; }
  .quality-hero { gap: 40px; }
  .certificate-grid { gap: 20px; }
}
@media (max-width: 900px) {
  .home-v2 .brand strong, .quality-page .brand strong { max-width: 150px; }
  .home-v2 .section, .quality-page .section { padding: 56px 24px; }
  .home-v2 h2, .quality-page h2 { font-size: 32px; }
  .yongtai-hero { padding: 128px 24px 48px; min-height: 620px; }
  .hero-carousel { top: 116px; bottom: 24px; }
  .hero-slide-caption { grid-template-columns: 1fr; min-height: 138px; padding-bottom: 48px; }
  .hero-carousel-arrow { top: calc((100% - 138px) / 2); }
  .yongtai-hero h1 { font-size: 46px; }
  .yongtai-hero h1 > span { font-size: 32px; }
  .application-band, .partnership-band { gap: 32px; }
  .certificate-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .system-grid { gap: 18px; }
  .system-photo { height: 230px; }
}
@media (min-width: 761px) and (max-width: 1050px) {
  .home-v2 .nav-toggle, .quality-page .nav-toggle { display: inline-flex; }
  .home-v2 nav, .quality-page nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; background: #fff; padding: 12px 24px; }
  .home-v2 nav.open, .quality-page nav.open { display: flex; }
  .home-v2 nav a, .quality-page nav a { padding: 8px 0; }
}
@media (max-width: 760px) {
  .home-v2 nav, .quality-page nav { background: #fff; padding: 10px 20px; }
  .home-v2 nav a, .quality-page nav a { border-bottom: 1px solid #e2e7e7; padding: 10px 0; }
  .home-v2 .site-header, .quality-page .site-header { padding: 14px 20px; }
  .yongtai-hero { min-height: 0; padding: 106px 20px 16px; flex-direction: column; align-items: stretch; gap: 16px; }
  .yongtai-hero-copy { width: 100%; max-width: 540px; order: -1; }
  .yongtai-hero h1 { font-size: 36px; margin: 12px 0; }
  .yongtai-hero h1 > span { font-size: 26px; }
  .yongtai-hero-copy > p:not(.eyebrow) { font-size: 15px; line-height: 1.6; margin: 12px 0; }
  .hero-evidence-link { font-size: 12px; margin-top: 14px; }
  .hero-carousel { position: relative; inset: auto; width: 100%; max-width: 540px; align-self: center; }
  .hero-carousel-stage { height: 320px; min-height: 0; }
  .hero-slide img { padding: 0 48px 12px; }
  .hero-slide-caption { min-height: 100px; padding: 10px 0 46px; gap: 3px 8px; grid-template-columns: 1fr auto; }
  .hero-slide-caption strong { font-size: 18px; }
  .hero-slide-caption > span:first-child { font-size: 10px; }
  .hero-slide-link { font-size: 11px; }
  .hero-carousel-arrow { top: 110px; width: 36px; height: 52px; }
  .hero-carousel-arrow span { font-size: 48px; }
  .fact-band { grid-template-columns: 1fr; padding: 24px 20px; gap: 20px; }
  .fact-band strong { font-size: 17px; }
  .home-v2 .section, .quality-page .section { padding: 48px 20px; }
  .home-v2 .section-heading, .quality-page .section-heading { gap: 20px; }
  .home-v2 h2, .quality-page h2 { font-size: 30px; }
  .system-grid, .application-band, .partnership-band, .quality-hero { grid-template-columns: 1fr; }
  .system-photo { height: 300px; }
  .application-list a { font-size: 18px; padding: 20px 0; }
  .quality-hero { padding: 120px 20px 40px; gap: 24px; }
  .quality-hero h1 { font-size: 38px; }
  .quality-hero p:not(.eyebrow) { font-size: 16px; }
  .quality-index { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
  .quality-index > div { display: block; }
  .quality-index strong { font-size: 30px; display: block; }
  .quality-index span { font-size: 12px; }
  .certificate-grid, .qualification-mount .certificate-grid { grid-template-columns: 1fr; }
  .certificate-preview { height: 320px; flex-basis: 320px; }
  .certificate-tools { display: block; }
  .certificate-filters { margin-bottom: 20px; }
  .certificate-filters button { padding: 10px; font-size: 13px; }
  .certificate-search { min-width: 0; }
  .viewer-toolbar { padding: 14px; align-items: start; }
  .viewer-toolbar h2 { font-size: 18px; }
  .viewer-controls { gap: 10px; padding: 10px 14px; }
  .viewer-controls span { font-size: 12px; }
  .viewer-controls a { margin-left: 0; }
  .viewer-image { padding: 6px; }
  .viewer-note { padding: 12px 14px; }
  .product-detail-copy h1 { font-size: 36px; }
  .product-detail-body h2 { font-size: 28px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .system-photo img, .certificate-preview img { transition: none; }
}

/* Public catalog and inquiry layout: keep media readable at each viewport. */
.catalog-page, .detail-page, .quote-page { background: #fff; }
:is(.catalog-page,.detail-page,.quote-page) .site-header { background: #fff; color: var(--ink); border-bottom: 1px solid var(--line); backdrop-filter: none; gap: 18px; }
:is(.catalog-page,.detail-page,.quote-page) .site-header a { color: var(--ink); }
:is(.catalog-page,.detail-page,.quote-page) .site-header a:hover { color: var(--red-dark); }
:is(.catalog-page,.detail-page,.quote-page) .nav-toggle { color: var(--ink); border-color: var(--line); min-height: 44px; }
:is(.catalog-page,.quote-page) .page-hero { background: #edf3f0; color: var(--ink); padding: 122px max(24px, calc((100% - 1280px) / 2)) 42px; }
:is(.catalog-page,.quote-page) .page-hero h1 { font-size: clamp(2rem, 4.5vw, 3.65rem); line-height: 1.08; margin-bottom: 14px; }
:is(.catalog-page,.quote-page) .page-hero p:not(.eyebrow) { color: #475a55; font-size: 1.0625rem; margin-bottom: 0; }
:is(.catalog-page,.detail-page,.quote-page) .section { padding: clamp(32px, 5vw, 64px) max(24px, calc((100% - 1280px) / 2)); }
.catalog-page .product-section { color: var(--ink); background: #fff; }
.catalog-page .product-gallery { display: block; margin: 0; padding: 0; border: 0; background: transparent; }
.catalog-page .product-gallery h2, .catalog-review-heading { font-size: clamp(1.55rem, 3vw, 2.25rem); line-height: 1.15; margin-bottom: 24px; }
.catalog-page .product-section .eyebrow { color: var(--red-dark); }
.catalog-page .product-gallery-grid { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 20px; }
.catalog-page .product-gallery article { border: 1px solid var(--line); background: #fff; }
.catalog-page .product-gallery a { display: flex; flex-direction: column; color: var(--ink); }
.catalog-page .product-gallery a:hover { background: #f7faf8; }
.catalog-page .product-gallery img { aspect-ratio: 4 / 3; padding: 14px; background: #fff; border-bottom: 1px solid var(--line); }
.catalog-page .product-gallery strong { font-size: 1rem; line-height: 1.35; padding: 14px 14px 4px; overflow-wrap: anywhere; }
.catalog-page .product-gallery span { color: #536168; font-size: .875rem; padding: 0 14px 10px; }
.catalog-page .product-gallery .product-gallery-cta { color: var(--red-dark); font-weight: 700; margin-top: auto; padding-bottom: 14px; }
.catalog-review-heading { margin-top: 56px; }
.catalog-page .product-showcase { grid-template-columns: repeat(3,minmax(0,1fr)); }
.catalog-page .export-product, .catalog-page .export-product.featured { grid-template-columns: minmax(0,1fr); grid-row: auto; align-content: start; background: #f5f7f8; border-color: var(--line); }
.catalog-page .export-product img { height: 210px; min-height: 0; padding: 12px; object-fit: contain; background: #fff; }
.catalog-page .export-product :is(p,dt,dd,.document-row span) { color: #43545c; }
.catalog-page .document-row span { border-color: var(--line); }
.detail-page .product-detail-hero { grid-template-columns: minmax(0,1fr) minmax(0,1.1fr); gap: 24px 44px; min-height: 0; padding: 116px max(24px, calc((100% - 1280px) / 2)) 36px; color: var(--ink); background: #edf3f0; }
.detail-page .back-link { color: #435a55; margin-bottom: 14px; }
.detail-page .product-detail-copy h1 { font-size: clamp(2rem, 3.6vw, 3.35rem); line-height: 1.08; margin-bottom: 12px; }
.detail-page .product-detail-copy p:not(.eyebrow) { font-size: 1rem; line-height: 1.6; color: #42554f; }
.detail-page .product-detail-copy .product-cn { margin-bottom: 12px; }
.detail-page .product-detail-media { min-height: 0; aspect-ratio: 4 / 3; overflow: hidden; background: #fff; border: 1px solid #d4dfda; }
.detail-page .product-detail-media img { width: 100%; height: 100%; min-height: 0; padding: 12px; object-fit: contain; }
.detail-page .product-detail-facts { grid-column: 1 / -1; grid-template-columns: repeat(4,minmax(0,1fr)); margin: 0; padding-top: 20px; border-top: 1px solid #cbd9d3; }
.detail-page .product-detail-facts :is(dt,dd) { color: #42554f; }
.detail-page .product-detail-facts dd { font-size: .9375rem; }
.detail-page .hero-actions .secondary { color: var(--ink); border-color: #99aaa3; }
.detail-page .product-nav-arrow { min-height: 72px; box-shadow: none; }
.detail-page .product-nav-arrow span { font-size: 3.2rem; }
.detail-page .product-detail-panels article { min-height: 0; padding: 22px; }
.detail-page .section-heading > p { max-width: 48ch; }
.quote-page .rfq-section { grid-template-columns: minmax(0,.7fr) minmax(0,1.3fr); align-items: start; gap: 28px; }
.quote-page .rfq-form { min-width: 0; padding: clamp(16px, 3vw, 30px); }
.quote-page :is(input,select,textarea) { font-size: 1rem; min-width: 0; }
.quality-page .quality-hero h1 { font-size: clamp(1.95rem,4vw,3.25rem); }
.quality-page .certificate-preview { height: 340px; flex-basis: 340px; padding-inline: 12px; }
.quality-page .certificate-copy .certificate-number { font-size: .875rem; }
:is(.catalog-page,.detail-page,.quote-page) :focus-visible { outline: 3px solid #156e8c; outline-offset: 3px; }
@media (max-width: 1100px) {
  :is(.catalog-page,.detail-page,.quote-page) .nav-toggle { display: inline-flex; align-items: center; }
  :is(.catalog-page,.detail-page,.quote-page) nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: #fff; padding: 8px 24px; max-height: 75vh; overflow-y: auto; }
  :is(.catalog-page,.detail-page,.quote-page) nav.open { display: flex; }
  :is(.catalog-page,.detail-page,.quote-page) nav a { padding: 11px 0; }
  .catalog-page .product-gallery-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .catalog-page .product-showcase, .detail-page .product-detail-panels, .detail-page .product-detail-facts { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .quote-page .rfq-section { grid-template-columns: minmax(0,1fr); }
}
@media (max-width: 760px) {
  :is(.catalog-page,.detail-page,.quote-page) .section { padding-inline: 18px; }
  :is(.catalog-page,.quote-page) .page-hero { padding: 100px 18px 24px; }
  .catalog-page .product-gallery-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
  .catalog-page .product-gallery img { padding: 8px; }
  .catalog-page .product-gallery strong { padding-inline: 10px; font-size: .9375rem; }
  .catalog-page .product-gallery span { padding-inline: 10px; }
  .catalog-page .product-showcase, .detail-page .product-detail-hero, .detail-page .product-detail-panels { grid-template-columns: minmax(0,1fr); }
  .detail-page .product-detail-hero { padding: 100px 18px 26px; gap: 20px; }
  .detail-page .product-detail-copy h1 { font-size: clamp(1.85rem,7vw,2.4rem); }
  .detail-page .product-nav-prev { left: 8px; }
  .detail-page .product-nav-next { right: 8px; }
  .detail-page .product-detail-facts { gap: 14px; }
  .quote-page .rfq-section { gap: 18px; }
  .quality-page .quality-hero { padding-top: 102px; gap: 18px; }
}
@media (hover: none) {
  .detail-page .product-nav-arrow { opacity: 1; pointer-events: auto; }
}

.solutions-page { background: #fff; }
.split-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(24px, 5vw, 72px);
  padding: 112px max(24px, calc((100% - 1280px) / 2)) 40px;
  background: #edf3f0;
}
.split-hero h1 {
  font-size: clamp(2rem, 4vw, 3.75rem);
  line-height: 1.1;
  text-wrap: balance;
}
.split-hero-copy > p:last-child {
  max-width: 47ch;
  margin-bottom: 0;
  color: #475a55;
  font-size: clamp(1rem, 1.4vw, 1.125rem);
}
.split-hero-media {
  margin: 0;
  padding: clamp(12px, 2vw, 24px);
  background: #fff;
  border: 1px solid #d4dfda;
}
.split-hero-media img {
  width: 100%;
  height: clamp(180px, 25vw, 360px);
  object-fit: contain;
}
.split-hero-media figcaption {
  margin-top: 12px;
  color: #475a55;
  font-size: .875rem;
  text-align: center;
}
.solutions-page .solutions-applications {
  padding: clamp(32px, 5vw, 64px) max(24px, calc((100% - 1280px) / 2));
}
.solutions-applications h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); line-height: 1.2; margin-bottom: 22px; }
.solutions-applications .solution-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  background: transparent;
  border: 0;
}
.solutions-applications .solution-grid article {
  min-height: 0;
  padding: clamp(16px, 2vw, 24px);
  border: 1px solid var(--line);
  background: #f7f9f8;
}
.solutions-applications .solution-grid span { margin-bottom: 14px; color: var(--red-dark); }
.solutions-applications h3 { font-size: 1.125rem; line-height: 1.3; margin-bottom: 8px; }
.solutions-applications .solution-grid p { margin: 0; font-size: 1rem; line-height: 1.55; }
@media (max-width: 1000px) {
  .solutions-applications .solution-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .split-hero { grid-template-columns: minmax(0, 1fr); padding: 100px 18px 24px; }
  .solutions-page .solutions-applications { padding-inline: 18px; }
}
@media (max-width: 520px) {
  .solutions-applications .solution-grid { grid-template-columns: minmax(0, 1fr); gap: 12px; }
}

.projects-page .project-reference-section {
  padding: clamp(32px, 5vw, 64px) max(24px, calc((100% - 1280px) / 2));
  color: var(--ink);
  background: #fff;
}
.projects-page .project-reference-section h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.2;
  margin-bottom: 24px;
}
.projects-page .project-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.projects-page .project-card, .projects-page .project-card.featured {
  grid-column: auto;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--line);
  background: #f7f9f8;
}
.projects-page .project-body { padding: clamp(16px, 2vw, 24px); overflow-wrap: anywhere; }
.projects-page .project-body h3 { font-size: 1.2rem; line-height: 1.3; }
.projects-page .project-meta { margin-bottom: 12px; }
.projects-page .project-meta span { color: var(--red-dark); font-size: .875rem; font-weight: 700; }
.projects-page :is(.project-body p,.project-body dd,.project-body li,.project-body dt,.project-meta strong,.official-case-list p,.official-case-list span) { color: #475a55; }
.projects-page .project-body a { color: var(--red-dark); text-decoration-color: currentColor; }
.projects-page .official-case-list {
  grid-template-columns: minmax(0, 1fr);
  margin-top: 32px;
  background: #edf3f0;
  border: 1px solid var(--line);
}
.projects-page .official-case-list :is(.eyebrow,strong) { color: var(--ink); }
.projects-page .official-case-list h3 { max-width: none; font-size: clamp(1.35rem, 2.5vw, 1.85rem); line-height: 1.2; }
.projects-page .official-case-list li { background: #fff; border: 1px solid var(--line); }
@media (max-width: 1000px) {
  .projects-page .project-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .projects-page .project-reference-section { padding-inline: 18px; }
  .projects-page .project-grid, .projects-page .official-case-list ul { grid-template-columns: minmax(0, 1fr); }
}

.markets-page { background: #fff; }
.markets-page .market-overview {
  padding: clamp(32px, 5vw, 64px) max(24px, calc((100% - 1280px) / 2));
}
.market-overview h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.2;
  margin-bottom: 22px;
}
.market-overview-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.market-overview-grid article {
  padding: clamp(16px, 2.5vw, 28px);
  border: 1px solid var(--line);
  background: #f7f9f8;
}
.market-overview h3 { font-size: 1.2rem; line-height: 1.3; margin-bottom: 12px; }
.market-overview-grid ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 0;
  list-style: none;
}
.market-overview-grid li {
  padding: 6px 10px;
  border: 1px solid var(--line);
  background: #fff;
  color: #475a55;
}
.market-project-review {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.market-project-review p { max-width: 65ch; margin: 0; }
@media (max-width: 640px) {
  .markets-page .market-overview { padding-inline: 18px; }
  .market-overview-grid { grid-template-columns: minmax(0, 1fr); }
}

.capability-page { background: #fff; }
.capability-page .section {
  padding: clamp(32px, 5vw, 64px) max(24px, calc((100% - 1280px) / 2));
}
.capability-page .section h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.2;
}
.capability-page .capability { background: #fff; color: var(--ink); }
.capability-page .process-line {
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
  border: 0;
}
.capability-page .process-line div,
.capability-page .capability-grid article {
  min-height: 0;
  padding: clamp(14px, 2vw, 22px);
  border: 1px solid var(--line);
  background: #f7f9f8;
}
.capability-page .process-line strong { margin-bottom: 8px; color: var(--red-dark); }
.capability-page .capability-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  border: 0;
  background: transparent;
}
.capability-page :is(.capability-grid,.official-grid) h3 { font-size: 1.125rem; line-height: 1.3; }
.capability-page .capability-grid p { color: #475a55; margin-bottom: 0; }
.capability-page .official-grid article { min-height: 0; padding: clamp(16px, 2vw, 24px); }
.capability-page .official-grid span { margin-bottom: 10px; }
@media (max-width: 1050px) {
  .capability-page .process-line { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .capability-page .official-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .capability-page .section { padding-inline: 18px; }
  .capability-page .process-line { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .capability-page :is(.capability-grid,.official-grid) { grid-template-columns: minmax(0, 1fr); }
}

.sizing-page .sizing-section {
  grid-template-columns: minmax(0, .65fr) minmax(0, 1.35fr);
  gap: 28px;
  color: var(--ink);
  background: #fff;
}
.sizing-page .sizing-guide h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.2;
  margin-bottom: 12px;
}
.sizing-page .sizing-guide p { max-width: 42ch; margin: 0; }
.sizing-page .sizing-form {
  min-width: 0;
  gap: 14px 16px;
  padding: clamp(16px, 3vw, 28px);
  background: #f7f9f8;
  border: 1px solid var(--line);
  box-shadow: none;
}
.sizing-page .sizing-form label { min-width: 0; }
.sizing-page .sizing-form :is(input,select) { border-color: var(--line); }
.sizing-page .sizing-form :is(.intake-consent,button,output) { grid-column: 1 / -1; }
.sizing-page .sizing-form button { justify-self: start; }
.sizing-page .sizing-form output { color: var(--ink); background: #fff; border-color: var(--line); }
.sizing-page .sizing-form output:empty { display: none; }
@media (max-width: 900px) {
  .sizing-page .sizing-section { grid-template-columns: minmax(0, 1fr); gap: 18px; }
}

.contact-page .contact-quick-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px 22px;
  margin-top: 22px;
}
.contact-page .link-button { color: var(--red-dark); border-color: currentColor; }
.contact-page .section h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.2;
}
.contact-page .contact-section,
.contact-page .message-section,
.contact-page .partner-cooperation { color: var(--ink); background: #fff; }
.contact-page .contact-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  border: 0;
  background: transparent;
}
.contact-page .contact-card {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  min-height: 0;
  padding: clamp(16px, 2vw, 24px);
  border: 1px solid var(--line);
  background: #f7f9f8;
}
.contact-page .contact-card span { margin-bottom: 10px; color: var(--red-dark); }
.contact-page .contact-card strong { font-size: 1.125rem; margin-bottom: 8px; }
.contact-page .contact-card p { color: #475a55; }
.contact-page .contact-card .link-button { margin-top: auto; }
.contact-page :is(.message-section,.partner-cooperation) {
  grid-template-columns: minmax(0, .65fr) minmax(0, 1.35fr);
  gap: 28px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 88px;
}
.contact-page :is(.message-section,.partner-cooperation) .eyebrow { color: var(--red-dark); }
.contact-page .message-section p:not(.eyebrow) { color: #475a55; }
.contact-page :is(.message-form,.partner-form) {
  min-width: 0;
  padding: clamp(16px, 3vw, 28px);
  border: 1px solid var(--line);
  background: #f7f9f8;
  color: var(--ink);
  box-shadow: none;
}
.contact-page :is(.message-form,.partner-form) :is(label,input,select,textarea) { min-width: 0; }
.contact-page :is(.message-form,.partner-form) :is(input,select,textarea) { border-color: var(--line); }
.contact-page :is(.message-form,.partner-form) :is(.intake-consent,button,output) { grid-column: 1 / -1; }
.contact-page :is(.message-form,.partner-form) button { justify-self: start; }
.contact-page :is(.message-form,.partner-form) output { color: var(--ink); background: #fff; border-color: var(--line); }
.contact-page :is(.message-form,.partner-form) output:empty { display: none; }
@media (max-width: 1050px) {
  .contact-page .contact-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .contact-page :is(.message-section,.partner-cooperation) { grid-template-columns: minmax(0, 1fr); gap: 18px; }
}
@media (max-width: 580px) {
  .contact-page .contact-grid { grid-template-columns: minmax(0, 1fr); }
}
.contact-page :is(.message-form,.partner-form) label:has(textarea) { grid-column: 1 / -1; }