:root { --head-h: 58px; --wrap: 1280px; --radius: 10px; --radius-lg: 16px; --gutter: 30px; --catalog-side: 272px; }
html { background: var(--c-bg); }
body { color: var(--c-ink); background: var(--c-bg); font-size: 14px; padding-left: var(--catalog-side); }
a { transition: color .18s, background .18s, border-color .18s, box-shadow .18s; }
.catalog-sidebar { position: fixed; z-index: 60; inset: 0 auto 0 0; width: var(--catalog-side); overflow-y: auto; display: flex; flex-direction: column; gap: 22px; padding: 25px 20px 18px; background: var(--c-surface); border-right: 1px solid var(--c-line); }
.sidebar-brand { padding: 1px 4px 19px; border-bottom: 1px solid var(--c-line); }
.catalog-sidebar .logo { gap: 11px; min-width: 0; }
.catalog-sidebar .logo-mark { width: 42px; height: 42px; border-radius: 11px; }
.catalog-sidebar .logo-text { min-width: 0; }
.catalog-sidebar .logo-text b { display: block; max-width: 175px; font-size: 16px; line-height: 1.3; }
.catalog-sidebar .logo-text small { display: block; max-width: 175px; margin-top: 3px; font-size: 12px; color: var(--c-muted); }
.catalog-sidebar .logo-img { object-fit: contain; }
.sidebar-search .sform { height: 44px; border-radius: 8px; background: var(--c-bg); }
.sidebar-search .sform button { width: 44px; }
.sidebar-categories .catnav-title, .sidebar-label { margin: 0 0 9px; font-size: 13px; font-weight: 750; letter-spacing: .11em; text-transform: uppercase; color: var(--c-muted); }
.sidebar-categories .catnav ul { display: flex; flex-direction: column; gap: 3px; }
.sidebar-categories .catnav li a { min-height: 40px; padding: 8px 10px; border-radius: 7px; font-size: 14px; }
.sidebar-categories .catnav li a em { font-variant-numeric: tabular-nums; }
.sidebar-categories .catnav li.on a { background: var(--c-primary-soft); color: var(--c-primary); font-weight: 700; }
.sidebar-categories .catnav li.on a em { background: var(--c-primary); color: var(--c-primary-ink); }
.sidebar-pages { display: grid; gap: 3px; padding-top: 15px; border-top: 1px solid var(--c-line); }
.sidebar-pages a { display: flex; align-items: center; gap: 11px; min-height: 39px; padding: 7px 10px; border-radius: 7px; color: var(--c-muted); font-size: 14px; font-weight: 600; }
.sidebar-pages a .ic { width: 17px; height: 17px; }
.sidebar-pages a:hover, .sidebar-pages a.on { color: var(--c-primary); background: var(--c-primary-soft); }
.sidebar-contact { margin-top: auto; padding: 15px 13px; border: 1px solid var(--c-line); border-radius: 10px; background: var(--c-bg); }
.sidebar-contact .clist { gap: 11px; margin-bottom: 13px; }
.sidebar-contact .clist li { gap: 9px; }
.sidebar-contact .clist-ic { width: 30px; height: 30px; }
.sidebar-contact .clist-ic .ic { width: 15px; height: 15px; }
.sidebar-contact .clist-tx { min-width: 0; }
.sidebar-contact .clist-tx small { display: block; font-size: 12px; color: var(--c-muted); }
.sidebar-contact .clist-tx a, .sidebar-contact .clist-tx span { display: block; max-width: 170px; overflow-wrap: anywhere; font-size: 14px; font-weight: 650; }
.sidebar-contact .btn { min-height: 40px; font-size: 14px; }
.sidebar-langs { padding: 0 2px; }
.sidebar-langs .langs summary { justify-content: flex-start; padding: 3px; font-size: 14px; color: var(--c-muted); }
.catalog-app { min-height: 100vh; max-width: 1920px; margin: 0 auto; overflow: clip; background: var(--c-bg); }
.utility-bar { position: relative; z-index: 30; min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 8px var(--gutter); background: var(--c-surface); border-bottom: 1px solid var(--c-line); }
.utility-crumb { min-width: 0; }
.utility-crumb .crumbs { font-size: 14px; }
.utility-actions { display: flex; align-items: center; gap: 10px; }
.utility-actions .sform { width: min(270px, 23vw); height: 38px; border-radius: 7px; }
.utility-actions .sform button { width: 38px; }
.utility-quote { min-height: 38px; padding: 8px 13px; border-radius: 7px; font-size: 14px; white-space: nowrap; }
.mobile-head { display: none; }
#main { min-height: 55vh; }
.catalog-wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }
.catalog-hero { position: relative; width: auto; max-width: calc(100% - 2 * var(--gutter)); height: clamp(350px, 32vw, 410px); margin: 22px var(--gutter) 0; overflow: hidden; border-radius: var(--radius-lg); background: var(--c-dark); }
.catalog-hero .slides, .catalog-hero .slide { position: absolute; inset: 0; }
.catalog-hero.is-plain { height: auto; aspect-ratio: var(--hero-ratio); }
.catalog-hero.is-plain .hero-shade { display: none; }
.catalog-hero .slide { visibility: hidden; opacity: 0; transition: opacity .55s ease, visibility .55s; }
.catalog-hero .slide.on { visibility: visible; opacity: 1; }
.catalog-hero picture, .catalog-hero picture img { display: block; width: 100%; height: 100%; }
.catalog-hero picture img { object-fit: cover; }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, var(--c-dark) 0%, color-mix(in srgb, var(--c-dark) 78%, transparent) 34%, transparent 75%); opacity: .78; }
.hero-content { position: absolute; inset: auto auto 26px 26px; width: min(510px, 58%); color: var(--c-dark-ink); }
.hero-panel { padding: 23px 24px 22px; border: 1px solid color-mix(in srgb, var(--c-dark-ink) 20%, transparent); border-radius: 12px; background: color-mix(in srgb, var(--c-dark) 92%, transparent); }
.hero-index { display: block; margin-bottom: 11px; color: var(--c-dark-ink); opacity: .72; font-size: 12px; font-weight: 700; letter-spacing: .14em; font-variant-numeric: tabular-nums; }
.hero-title { margin: 0 0 10px; color: var(--c-dark-ink); font-size: clamp(27px, 3vw, 39px); line-height: 1.15; font-weight: 750; text-shadow: 0 1px 10px var(--c-dark); }
.hero-subtitle { margin: 0 0 17px; max-width: 430px; color: var(--c-dark-ink); opacity: .84; font-size: 14px; line-height: 1.55; }
.hero-panel .btn { min-height: 40px; padding: 9px 14px; font-size: 14px; border-radius: 7px; }
.catalog-hero .car-dots { left: auto; right: 21px; bottom: 20px; }
.catalog-hero .car-arrow { width: 40px; height: 40px; background: var(--c-dark); opacity: .85; }
.catalog-hero .car-prev { left: 15px; } .catalog-hero .car-next { right: 15px; }
.sec { padding: clamp(36px, 5vw, 58px) 0; }
.sec-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 22px; padding-bottom: 13px; border-bottom: 1px solid var(--c-line); }
.sec-head .sec-title { margin: 0; font-size: clamp(20px, 2vw, 25px); letter-spacing: -.02em; }
.sec-head .kicker { margin-bottom: 5px; font-size: 12px; letter-spacing: .1em; }
.sec-head:not(.is-center) .sec-title::after { bottom: -14px; width: 42px; height: 2px; }
.sec-link { font-size: 14px; }
.cats { padding-top: 34px; }
.cat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 13px; }
.cat-card { display: flex; min-width: 0; align-items: center; gap: 12px; padding: 10px; border: 1px solid var(--c-line); border-radius: 10px; background: var(--c-surface); transition: border-color .18s, box-shadow .18s, transform .18s; }
.cat-card:hover { border-color: var(--c-primary); box-shadow: 0 8px 24px color-mix(in srgb, var(--c-dark) 9%, transparent); transform: translateY(-2px); }
.cat-img { flex: 0 0 62px; width: 62px; height: 62px; overflow: hidden; border-radius: 8px; background: var(--c-primary-soft); }
.cat-img img, .cat-img .ph { width: 100%; height: 100%; object-fit: cover; }
.cat-body { display: flex; flex-direction: column; min-width: 0; padding: 0; }
.cat-body b { font-size: 14px; line-height: 1.4; }
.cat-body small { display: none; }
.cat-body em { gap: 4px; margin-top: 6px; font-size: 13px; font-variant-numeric: tabular-nums; }
.cat-body em .ic { width: 13px; height: 13px; }
.featured { padding-top: 12px; }
.pgrid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 13px; }
.featured .pcard { border-radius: 10px; background: var(--c-surface); }
.featured .pcard-img { aspect-ratio: 1.26; }
.featured .pcard-body { padding: 12px 13px; }
.featured .pcard-title { margin-bottom: 4px; font-size: 14px; }
.featured .pcard-sum { margin-bottom: 10px; font-size: 13px; line-height: 1.45; }
.featured .pcard-act { font-size: 13px; }
.featured .pcard-ask { padding: 6px 8px; font-size: 12px; }
.quick-inquiry { padding: 0 0 46px; }
.qi-grid { display: grid; grid-template-columns: minmax(220px,.78fr) minmax(0,1.7fr); gap: 25px; align-items: center; padding: 23px 26px; border-radius: 13px; background: var(--c-primary-soft); }
.qi-copy .kicker { margin-bottom: 8px; font-size: 12px; }
.qi-copy h2 { margin: 0 0 9px; font-size: 22px; line-height: 1.25; }
.qi-copy p:not(.kicker) { margin: 0 0 13px; color: var(--c-muted); font-size: 14px; line-height: 1.6; }
.qi-copy > a { display: inline-flex; align-items: center; gap: 6px; color: var(--c-primary); font-size: 14px; font-weight: 700; }
.qi-form { padding: 16px; border: 1px solid var(--c-line); border-radius: 10px; background: var(--c-surface); }
.qi-form .iform-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
.qi-form .iform-grid .field:nth-child(3) { display: none; }
.qi-form .field { gap: 4px; font-size: 13px; }
.qi-form .field input, .qi-form .field textarea { padding: 8px 10px; border-radius: 6px; font-size: 14px; }
.qi-form .field textarea { min-height: 58px; }
.qi-form .iform { gap: 10px; }
.qi-form .iform-foot { justify-content: space-between; }
.qi-form .iform-foot .btn { min-height: 37px; padding: 8px 13px; font-size: 13px; }
.qi-form .iform-note { font-size: 12px; }
.certs { padding: 8px 0 20px; }
.certs .sec-head { justify-content: center; margin-bottom: 15px; border: 0; }
.certs .sec-title { font-size: 15px; }
.cert-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.cert-list li { display: flex; align-items: center; gap: 7px; padding: 8px 12px; border: 1px solid var(--c-line); border-radius: 7px; background: var(--c-surface); font-size: 13px; }
.cert-list .ic { width: 15px; height: 15px; }
.stats { padding: 19px 0; background: var(--c-surface); border-block: 1px solid var(--c-line); }
.stats-list { display: grid; grid-template-columns: repeat(4, 1fr); }
.stats-list li { display: flex; align-items: center; gap: 10px; padding: 5px 16px; border-left: 1px solid var(--c-line); }
.stats-list li:first-child { border-left: 0; }
.stats-list b { color: var(--c-primary); font-size: 24px; font-variant-numeric: tabular-nums; }
.stats-list b small { margin-left: 2px; font-size: 13px; }
.stats-list span { color: var(--c-muted); font-size: 13px; }
.news-home { padding-top: 36px; background: transparent; }
.news-home .ngrid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; }
.news-home .ncard { display: grid; grid-template-columns: 104px minmax(0, 1fr); overflow: hidden; border: 1px solid var(--c-line); border-radius: 9px; background: var(--c-surface); }
.news-home .ncard-img { height: 100%; min-height: 96px; min-width: 0; aspect-ratio: auto; overflow: hidden; }
.news-home .ncard-img img { width: 100%; height: 100%; object-fit: cover; }
.news-home .ncard-body { padding: 10px 11px; }
.news-home .ncard-date { font-size: 12px; }
.news-home .ncard-title { margin: 4px 0 0; font-size: 13px; line-height: 1.45; }
.news-home .ncard-sum { display: none; }
.catalog-page { padding: 29px var(--gutter) 56px; }
.catalog-page-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--c-line); }
.catalog-page-head .eyebrow { margin: 0 0 5px; color: var(--c-primary); font-size: 12px; font-weight: 750; letter-spacing: .11em; text-transform: uppercase; }
.catalog-page-head h1 { margin: 0; font-size: clamp(25px, 3vw, 34px); line-height: 1.2; letter-spacing: -.03em; }
.catalog-page-head p:not(.eyebrow) { margin: 8px 0 0; color: var(--c-muted); font-size: 14px; }
.catalog-count { display: flex; align-items: baseline; gap: 7px; color: var(--c-muted); white-space: nowrap; }
.catalog-count strong { color: var(--c-ink); font-size: 28px; font-variant-numeric: tabular-nums; }
.catalog-count span { font-size: 13px; }
.results-toolbar { display: flex; align-items: center; justify-content: space-between; min-height: 54px; color: var(--c-muted); font-size: 13px; }
.view-toggle { display: flex; padding: 3px; border: 1px solid var(--c-line); border-radius: 7px; background: var(--c-surface); }
.view-toggle button { display: grid; place-items: center; width: 32px; height: 29px; border: 0; border-radius: 5px; background: transparent; color: var(--c-muted); }
.view-toggle button[aria-pressed="true"] { background: var(--c-primary); color: var(--c-primary-ink); }
.view-toggle .ic { width: 16px; height: 16px; }
.catalog-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; }
.catalog-card { min-width: 0; overflow: hidden; display: grid; grid-template-columns: 1fr; border: 1px solid var(--c-line); border-radius: 10px; background: var(--c-surface); transition: border-color .18s, box-shadow .18s; }
.catalog-card:hover { border-color: var(--c-primary); box-shadow: 0 8px 25px color-mix(in srgb, var(--c-dark) 8%, transparent); }
.catalog-product-img { display: block; aspect-ratio: 1.45; overflow: hidden; background: var(--c-bg); }
.catalog-product-img img, .catalog-product-img .ph { width: 100%; height: 100%; object-fit: cover; }
.catalog-product-main { min-width: 0; padding: 12px 13px 8px; }
.catalog-sku { margin: 0 0 5px; color: var(--c-muted); font-size: 12px; font-weight: 700; letter-spacing: .08em; font-variant-numeric: tabular-nums; text-transform: uppercase; }
.catalog-product-main h2 { margin: 0; font-size: 14px; line-height: 1.45; }
.catalog-summary { display: -webkit-box; overflow: hidden; min-height: 32px; margin: 5px 0 8px; color: var(--c-muted); font-size: 12px; line-height: 1.55; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.catalog-specs { display: grid; gap: 3px; margin: 0; }
.catalog-specs div { display: flex; justify-content: space-between; gap: 10px; font-size: 12px; line-height: 1.4; }
.catalog-specs dt { color: var(--c-muted); }
.catalog-specs dd { max-width: 58%; margin: 0; overflow: hidden; font-weight: 650; text-align: right; text-overflow: ellipsis; white-space: nowrap; font-variant-numeric: tabular-nums; }
.catalog-card-actions { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 9px 12px 11px; margin-top: auto; }
.catalog-card-actions .text-link { display: inline-flex; align-items: center; gap: 3px; color: var(--c-primary); font-size: 12px; font-weight: 700; white-space: nowrap; }
.catalog-card-actions .text-link .ic { width: 13px; height: 13px; }
.catalog-card-actions .btn { min-height: 32px; padding: 6px 9px; border-radius: 6px; font-size: 12px; }
.catalog-card-actions .btn .ic { width: 14px; height: 14px; }
.catalog-grid[data-view="list"] { display: flex; flex-direction: column; gap: 7px; }
.catalog-grid[data-view="list"] .catalog-card { grid-template-columns: 116px minmax(0,1fr) auto; align-items: center; border-radius: 8px; }
.catalog-grid[data-view="list"] .catalog-product-img { width: 116px; height: 100%; min-height: 105px; aspect-ratio: auto; }
.catalog-grid[data-view="list"] .catalog-product-main { padding: 10px 15px; }
.catalog-grid[data-view="list"] .catalog-product-main h2 { font-size: 14px; }
.catalog-grid[data-view="list"] .catalog-summary { min-height: auto; margin-bottom: 7px; }
.catalog-grid[data-view="list"] .catalog-specs { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 7px; }
.catalog-grid[data-view="list"] .catalog-specs div { flex-direction: column; gap: 2px; }
.catalog-grid[data-view="list"] .catalog-specs dd { max-width: 100%; text-align: left; }
.catalog-grid[data-view="list"] .catalog-card-actions { flex-direction: column; align-items: stretch; padding: 12px; }
.catalog-empty { min-height: 250px; }
.catalog-product-page { padding: 26px var(--gutter) 0; }
.catalog-product-overview { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,.93fr); gap: clamp(25px,4vw,55px); padding-bottom: 32px; border-bottom: 1px solid var(--c-line); }
.catalog-product-overview .pd-media { min-width: 0; }
.catalog-product-overview .pd-main { aspect-ratio: 1.16; border-radius: 12px; background: var(--c-surface); }
.catalog-product-overview .pd-main img { object-fit: contain; }
.catalog-product-overview .pd-thumbs button { width: 66px; height: 66px; border-radius: 8px; border-color: var(--c-line); }
.product-overview-copy { align-self: center; min-width: 0; }
.product-overview-copy .pd-cat { margin-bottom: 15px; }
.product-overview-copy .catalog-sku { font-size: 12px; }
.product-overview-copy .pd-title { margin: 6px 0 10px; font-size: clamp(26px,3vw,37px); line-height: 1.2; overflow-wrap: anywhere; }
.product-overview-copy .pd-sum { margin: 0; color: var(--c-muted); font-size: 14px; line-height: 1.7; }
.product-overview-copy .pd-keys { grid-template-columns: 1fr 1fr; margin: 20px 0; border-radius: 9px; }
.product-overview-copy .pd-keys div { padding: 9px 11px; }
.product-overview-copy .pd-keys dt { font-size: 12px; }
.product-overview-copy .pd-keys dd { font-size: 14px; font-variant-numeric: tabular-nums; }
.product-overview-copy .btn { min-height: 43px; border-radius: 7px; }
.product-overview-copy .pd-promise { font-size: 13px; }
.catalog-detail-layout { display: grid; grid-template-columns: minmax(0,1fr) 310px; gap: 35px; align-items: start; padding: 30px 0 50px; }
.catalog-detail .pd-h { margin-top: 25px; font-size: 19px; }
.catalog-detail .pd-h:first-child { margin-top: 0; }
.catalog-detail .spec { border: 1px solid var(--c-line); border-radius: 8px; overflow: hidden; }
.catalog-detail .spec th, .catalog-detail .spec td { padding: 10px 13px; font-size: 14px; }
.catalog-detail .spec td { font-variant-numeric: tabular-nums; }
.catalog-detail .spec tr:nth-child(even) td { background: var(--c-surface); }
.product-rfq { position: sticky; top: 18px; padding: 17px; border: 1px solid var(--c-line); border-radius: 11px; background: var(--c-surface); box-shadow: 0 8px 24px color-mix(in srgb, var(--c-dark) 6%, transparent); }
.product-rfq h2 { margin: 0 0 14px; font-size: 16px; }
.product-rfq .iform { gap: 12px; }
.related-catalog { padding: 34px var(--gutter); border-top: 1px solid var(--c-line); background: var(--c-surface); }
.page-head { padding: 28px var(--gutter); border-bottom: 1px solid var(--c-line); background: var(--c-surface); }
.page-head-in { width: min(100%, var(--wrap)); }
.page-head .page-title { margin-top: 8px; font-size: clamp(25px,3vw,34px); }
.page-head .page-sub { font-size: 14px; }
.catalog-app .sec:not(.related-catalog) > .wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); }
.catalog-app .about-intro, .catalog-app .contact, .catalog-app .article, .catalog-app .nf { padding-left: var(--gutter); padding-right: var(--gutter); }
.catalog-app .plist { grid-template-columns: minmax(0,1fr); padding: 24px var(--gutter) 52px; }
.catalog-app .plist-side { display: none; }
.catalog-app .foot { margin-top: 15px; background: var(--c-dark); color: var(--c-dark-ink); }
.catalog-app .foot-grid { width: min(100% - 2 * var(--gutter), var(--wrap)); grid-template-columns: 1.2fr 1fr 1fr 1.2fr; gap: 25px; padding: 38px 0; }
.catalog-app .foot a { color: var(--c-dark-ink); }
.catalog-app .foot-bar { border-color: color-mix(in srgb, var(--c-dark-ink) 16%, transparent); }
.catalog-app .foot .logo-text b { color: var(--c-dark-ink); }
.catalog-app .foot .clist-ic { background: var(--c-primary); color: var(--c-primary-ink); }
.catalog-mobile-nav { display: none; }
@media (max-width: 1180px) and (min-width: 861px) {
  :root { --catalog-side: 248px; --gutter: 22px; }
  .catalog-sidebar { padding-inline: 17px; }
  .catalog-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .cat-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .catalog-app .foot-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 860px) {
  :root { --gutter: 18px; }
  body { padding: 0 0 calc(62px + env(safe-area-inset-bottom)); }
  .catalog-sidebar { display: none; }
  .catalog-app { overflow: clip; }
  .mobile-head { position: sticky; z-index: 55; top: 0; display: flex; align-items: center; gap: 8px; min-height: 58px; padding: 8px 15px; border-bottom: 1px solid var(--c-line); background: var(--c-surface); }
  .mobile-head .logo { flex: 1; min-width: 0; gap: 8px; }
  .mobile-head .logo-mark { width: 36px; height: 36px; border-radius: 9px; font-size: 15px; }
  .mobile-head .logo-text b { max-width: 205px; overflow: hidden; font-size: 14px; text-overflow: ellipsis; white-space: nowrap; }
  .mobile-head .logo-text small { display: none; }
  .mobile-head .logo-img { object-fit: contain; }
  .mobile-search-pop { position: relative; flex: none; }
  .mobile-search-pop summary { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--c-line); border-radius: 8px; color: var(--c-ink); list-style: none; cursor: pointer; }
  .mobile-search-pop summary::-webkit-details-marker { display: none; }
  .mobile-search-pop summary .ic { width: 19px; height: 19px; }
  .mobile-search-panel { position: absolute; z-index: 61; top: calc(100% + 8px); right: -48px; width: min(340px, calc(100vw - 28px)); padding: 9px; border: 1px solid var(--c-line); border-radius: 10px; background: var(--c-surface); box-shadow: 0 12px 32px color-mix(in srgb, var(--c-dark) 16%, transparent); }
  .mobile-search-panel .sform { height: 42px; }
  .mobile-search-panel .sform input { min-width: 0; }
  .mobile-head .burger { display: grid; place-items: center; flex: none; width: 40px; height: 40px; border: 1px solid var(--c-line); border-radius: 8px; color: var(--c-ink); }
  .mobile-head .burger { margin: 0; padding: 0; background: var(--c-surface); }
  .utility-bar { min-height: 42px; padding: 5px var(--gutter); }
  .utility-crumb .crumbs { font-size: 12px; }
  .utility-actions .sform, .utility-quote { display: none; }
  .catalog-hero { height: auto; aspect-ratio: 1.65; min-height: 260px; margin: 12px var(--gutter) 0; border-radius: 12px; }
  .catalog-hero.is-plain { aspect-ratio: var(--hero-ratio); min-height: 0; }
  .catalog-hero .hero-shade { background: linear-gradient(0deg, var(--c-dark), color-mix(in srgb, var(--c-dark) 34%, transparent) 78%, transparent); opacity: .82; }
  .hero-content { inset: auto 12px 13px; width: auto; min-width: 0; }
  .hero-panel { padding: 13px 14px; border-radius: 9px; }
  .hero-index { margin-bottom: 5px; font-size: 12px; }
  .hero-title { margin-bottom: 5px; font-size: clamp(20px,6vw,27px); }
  .hero-subtitle { display: -webkit-box; overflow: hidden; margin-bottom: 8px; font-size: 13px; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
  .hero-panel .btn { min-height: 34px; padding: 6px 10px; font-size: 12px; }
  .catalog-hero .car-arrow { display: none; }
  .catalog-hero .car-dots { right: 12px; bottom: 15px; gap: 5px; }
  .catalog-hero .car-dots button { width: 16px; height: 3px; }
  .catalog-hero .car-dots button[aria-current="true"] { width: 25px; }
  .sec { padding: 30px 0; }
  .sec-head { flex-direction: row; align-items: center; justify-content: space-between; text-align: left; margin-bottom: 15px; }
  .sec-head > div { min-width: 0; text-align: left; }
  .sec-head .sec-title { text-align: left; }
  .sec-head .sec-link { flex: none; white-space: nowrap; }
  .sec-head .sec-title { font-size: 19px; }
  .cat-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 8px; }
  .cat-card { gap: 7px; padding: 7px; border-radius: 8px; }
  .cat-img { flex-basis: 44px; width: 44px; height: 44px; }
  .cat-body b { font-size: 13px; }
  .cat-body em { margin-top: 3px; font-size: 12px; white-space: nowrap; }
  .pgrid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 9px; }
  .featured .pcard-img { aspect-ratio: 1.15; }
  .featured .pcard-body { padding: 10px; }
  .featured .pcard-title { font-size: 13px; }
  .featured .pcard-sum { font-size: 12px; }
  .featured .pcard-act { flex-wrap: wrap; }
  .featured .pcard-ask { font-size: 12px; }
  .qi-grid { grid-template-columns: 1fr; gap: 13px; padding: 17px; }
  .qi-copy h2 { font-size: 19px; }
  .qi-form { padding: 11px; }
  .qi-form .iform-grid { grid-template-columns: 1fr 1fr; }
  .qi-form .field-full { grid-column: 1 / -1; }
  .qi-form .iform-note { max-width: 170px; }
  .stats { padding: 13px 0; }
  .stats-list { grid-template-columns: repeat(2,1fr); gap: 7px 0; }
  .stats-list li { padding: 5px 9px; }
  .stats-list li:nth-child(odd) { border-left: 0; }
  .stats-list b { font-size: 20px; }
  .stats-list span { font-size: 12px; }
  .news-home .ngrid { grid-template-columns: 1fr; gap: 8px; }
  .news-home .ncard { grid-template-columns: 76px 1fr; }
  .news-home .ncard-img { min-height: 74px; }
  .news-home .ncard-title { font-size: 13px; }
  .catalog-page { padding: 22px var(--gutter) 38px; }
  .catalog-page-head { align-items: center; padding-bottom: 14px; }
  .catalog-page-head h1 { font-size: 24px; }
  .catalog-page-head p:not(.eyebrow) { font-size: 13px; }
  .catalog-count strong { font-size: 22px; }
  .results-toolbar { min-height: 47px; }
  .catalog-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 8px; }
  .catalog-grid[data-view="grid"] { grid-template-columns: 1fr; }
  .catalog-grid[data-view="grid"] .catalog-card { grid-template-columns: 92px minmax(0,1fr); align-items: stretch; }
  .catalog-grid[data-view="grid"] .catalog-product-img { grid-column: 1; grid-row: 1 / span 2; width: 92px; height: 100%; min-height: 112px; aspect-ratio: auto; }
  .catalog-grid[data-view="grid"] .catalog-product-main { grid-column: 2; grid-row: 1; padding: 9px 10px 5px; }
  .catalog-grid[data-view="grid"] .catalog-product-main h2 { font-size: 14px; }
  .catalog-grid[data-view="grid"] .catalog-summary { min-height: 0; margin: 4px 0 5px; }
  .catalog-grid[data-view="grid"] .catalog-specs { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 5px; }
  .catalog-grid[data-view="grid"] .catalog-specs div { flex-direction: column; gap: 1px; }
  .catalog-grid[data-view="grid"] .catalog-specs dt, .catalog-grid[data-view="grid"] .catalog-specs dd { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; text-align: left; }
  .catalog-grid[data-view="grid"] .catalog-card-actions { grid-column: 2; grid-row: 2; padding: 5px 10px 8px; }
  .catalog-product-img { aspect-ratio: 1.1; }
  .catalog-product-main { padding: 9px 9px 6px; }
  .catalog-product-main h2 { font-size: 13px; }
  .catalog-summary { min-height: 30px; font-size: 13px; }
  .catalog-specs div { font-size: 12px; }
  .catalog-card-actions { gap: 4px; padding: 7px 8px 9px; }
  .catalog-card-actions .text-link { font-size: 12px; }
  .catalog-card-actions .btn { min-height: 30px; padding: 5px 7px; font-size: 12px; }
  .catalog-grid[data-view="list"] .catalog-card { grid-template-columns: 78px minmax(0,1fr); }
  .catalog-grid[data-view="list"] .catalog-product-img { width: 78px; min-height: 100%; }
  .catalog-grid[data-view="list"] .catalog-product-main { padding: 8px; }
  .catalog-grid[data-view="list"] .catalog-product-main h2 { font-size: 13px; }
  .catalog-grid[data-view="list"] .catalog-specs { grid-template-columns: 1fr; gap: 2px; }
  .catalog-grid[data-view="list"] .catalog-specs div { flex-direction: row; }
  .catalog-grid[data-view="list"] .catalog-card-actions { grid-column: 2; flex-direction: row; padding: 0 8px 8px; }
  .catalog-grid[data-view="list"] .catalog-summary { display: none; }
  .catalog-product-page { padding: 18px var(--gutter) 0; }
  .catalog-product-overview { grid-template-columns: 1fr; gap: 18px; padding-bottom: 22px; }
  .catalog-product-overview .pd-main { aspect-ratio: 1.18; }
  .catalog-product-overview .pd-thumbs button { width: 58px; height: 58px; }
  .product-overview-copy .pd-title { font-size: 25px; }
  .product-overview-copy .pd-sum { font-size: 14px; }
  .product-overview-copy .pd-keys { margin: 14px 0; }
  .catalog-detail-layout { grid-template-columns: 1fr; gap: 19px; padding: 22px 0 34px; }
  .product-rfq { position: static; padding: 14px; }
  .related-catalog { padding: 28px var(--gutter); }
  .related-catalog .pgrid-4 { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .page-head { padding: 20px var(--gutter); }
  .catalog-app .sec:not(.related-catalog) > .wrap { width: calc(100% - 2 * var(--gutter)); }
  .catalog-app .foot-grid { grid-template-columns: 1fr 1fr; gap: 21px 15px; padding: 28px 0; }
  .catalog-app .foot-brand { grid-column: 1 / -1; }
  .catalog-app .foot-bar { padding-bottom: 8px; font-size: 12px; }
  .catalog-mobile-nav { position: fixed; z-index: 70; inset: auto 0 0; display: grid; grid-template-columns: repeat(4,1fr); min-height: 58px; padding: 5px 8px calc(5px + env(safe-area-inset-bottom)); border-top: 1px solid var(--c-line); background: var(--c-surface); box-shadow: 0 -5px 18px color-mix(in srgb, var(--c-dark) 8%, transparent); }
  .catalog-mobile-nav a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; min-width: 0; color: var(--c-muted); font-size: 12px; line-height: 1.1; }
  .catalog-mobile-nav .ic { width: 18px; height: 18px; }
  .catalog-mobile-nav a.on { color: var(--c-primary); font-weight: 750; }
  .catalog-app .mbar { display: none; }
  .drawer-panel { max-width: min(380px, 88vw); }
}
@media (max-width: 390px) {
  :root { --gutter: 14px; }
  .cat-grid { grid-template-columns: 1fr; gap: 7px; }
  .cat-card { min-height: 58px; }
  .catalog-page-head { gap: 8px; }
  .catalog-page-head h1 { font-size: 21px; }
  .catalog-count { gap: 4px; }
  .catalog-count strong { font-size: 19px; }
  .catalog-card-actions .text-link { font-size: 12px; }
  .catalog-card-actions .btn { font-size: 12px; }
}
.sidebar-slogan { margin: 10px 0 0; font-size: 13px; line-height: 1.5; color: var(--c-muted); }
/* Logo 高度（随页头所在行，平台统一约定） */
:root { --logo-h: 56px; --logo-h-m: 40px; }

/* 带字 Banner：独立图片区，完整显示；控制栏不覆盖图片。 */

.catalog-hero.is-plain { height: auto; min-height: 0; max-height: none; aspect-ratio: auto; }
.catalog-hero.is-plain .hero-content { position: relative; inset: auto; width: auto; padding: 24px; }.catalog-hero.is-plain .hero-panel { max-width: 620px; }

/* Keep carousel controls clear of the text panel. */
.catalog-hero .car-prev { left: auto; right: 68px; }
.catalog-hero-single, .catalog-hero-empty { position: relative; min-height: 350px; }
.catalog-hero-single > picture, .catalog-hero-single > picture img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

.catalog-hero .hero-content { z-index: 2; }
@media (max-width: 860px) { html[style*="--logo-scale:"] .mobile-head { --logo-cap: 42px; } }