:root {
  --ink: #0a0d12;
  --ink-soft: #171b22;
  --brand: #1769e0;
  --brand-light: #3b82f6;
  --accent: #1769e0;
  --paper: #ffffff;
  --surface: #f5f6f8;
  --surface-blue: #edf4ff;
  --line: #e0e4e9;
  --text: #59616d;
  --heading: #0a0d12;
  --shadow: 0 24px 70px rgba(10, 13, 18, 0.13);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font: 17px/1.78 "Noto Sans SC Variable", "Microsoft YaHei", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.container { width: min(1400px, calc(100% - 64px)); margin: 0 auto; }
.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
h1, h2, h3, h4, strong { font-family: "Noto Sans SC Variable", "Microsoft YaHei", Arial, sans-serif; }

.site-header {
  position: relative;
  z-index: 50;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 1px 0 rgba(7, 28, 42, 0.08);
}
.topbar { border-bottom: 1px solid var(--line); background: #f7f9fc; color: #6b7c8f; font-size: 12px; }
.topbar .container { display: flex; justify-content: flex-end; gap: 20px; padding: 7px 0; }
.nav-row { display: flex; align-items: center; justify-content: space-between; min-height: 74px; }
.brand { display: flex; align-items: center; gap: 14px; min-width: 220px; }
.brand img { width: auto; max-width: 230px; height: 38px; object-fit: contain; }
.brand-name { display: grid; line-height: 1.15; }
.brand-name strong { color: var(--heading); font-size: 20px; letter-spacing: 0.04em; }
.brand-name small { margin-top: 5px; color: #84959d; font-size: 9px; letter-spacing: 0.19em; }
.main-nav { display: flex; align-items: center; gap: 8px; }
.main-nav > a { position: relative; border: 1px solid transparent; border-radius: 999px; color: #303b48; padding: 6px 20px; font-size: 15px; font-weight: 700; line-height: 1.55; text-align: center; transition: transform .22s, color .22s, background .22s, box-shadow .22s; min-width: 82px; }
.main-nav > a:hover { background: #f1f2f4; color: #0a0d12; transform: none; }
.main-nav > a.active {
  border-color: #0a0d12;
  background: #0a0d12;
  color: #fff;
  box-shadow: none;
  transform: translateY(-1px);
}
.main-nav .nav-contact { margin-left: 0; padding: 6px 20px; background: transparent; color: #303b48; }
.main-nav .nav-contact:hover { background: #f1f2f4; color: #0a0d12; }
.nav-toggle { display: none; border: 0; background: transparent; color: var(--ink); font-size: 26px; }

.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); background: #fff; }
.hero-slider, .hero-slide { min-height: 670px; }
.hero-slider { position: relative; }
.hero-slider .hero-slide { position: absolute; inset: 0; }
.hero-slide {
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    linear-gradient(100deg, rgba(255, 255, 255, 0.98) 0%, rgba(246, 250, 255, 0.96) 58%, rgba(237, 244, 255, 0.86) 100%),
    var(--hero-image);
  background-position: center;
  background-size: cover;
  color: var(--text);
}
.hero-default {
  background:
    radial-gradient(circle at 78% 35%, rgba(50, 181, 106, 0.11), transparent 25%),
    radial-gradient(circle at 88% 12%, rgba(23, 105, 224, 0.12), transparent 31%),
    linear-gradient(115deg, #ffffff 0%, #f7faff 58%, #edf4ff 100%);
}
.hero-slide::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(23, 105, 224, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 105, 224, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  content: "";
  mask-image: linear-gradient(90deg, #000, transparent 78%);
}
.hero-layout { position: relative; display: grid; grid-template-columns: 1.25fr 0.75fr; align-items: center; gap: 90px; padding: 80px 0; }
.hero-copy { position: relative; z-index: 2; }
.hero h1 {
  max-width: 800px;
  margin: 18px 0 22px;
  color: var(--heading);
  font-size: clamp(46px, 5.8vw, 76px);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1.12;
}
.hero h1 span { color: var(--brand); }
.hero-lead { max-width: 660px; margin: 0; color: #66788a; font-size: 19px; line-height: 1.85; }
.hero-search { display: grid; grid-template-columns: minmax(0, 1fr) auto; max-width: 650px; margin-top: 30px; border: 1px solid #cfdaE8; background: #fff; box-shadow: 0 16px 38px rgba(23,72,128,.1); }
.hero-search input { min-width: 0; height: 58px; border: 0; margin: 0; background: transparent; padding: 0 18px; }
.hero-search button { border: 0; background: var(--brand); color: #fff; padding: 0 25px; font: inherit; font-weight: 800; cursor: pointer; }
.hero-search button:hover { background: #0f5fcf; }
.hero-search button span { margin-left: 12px; color: #9ce7b9; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 28px; margin-top: 18px; }
.hero-actions a { border-bottom: 1px solid #b8c7d8; color: var(--heading); padding: 4px 0; font-size: 13px; font-weight: 800; }
.hero-actions a:hover { border-color: var(--brand); color: var(--brand); }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 1px solid var(--brand);
  border-radius: 0;
  background: var(--brand);
  color: #fff;
  padding: 11px 25px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: 0.25s;
}
.button:hover { border-color: var(--brand-light); background: var(--brand-light); transform: translateY(-2px); }
.button-ghost { border-color: #b9c9dd; background: #fff; color: var(--heading); }
.button-ghost:hover { border-color: var(--brand); background: #f1f6ff; color: var(--brand); }
.button-dark { border-color: var(--brand); background: var(--brand); }
.hero-panel {
  position: relative;
  min-height: 420px;
  border: 1px solid #d8e3f0;
  background: rgba(255, 255, 255, 0.9);
  padding: 46px 42px;
  box-shadow: 0 26px 70px rgba(23, 72, 128, 0.12);
  backdrop-filter: blur(12px);
}
.hero-panel::before { position: absolute; top: 0; left: 0; width: 68px; height: 4px; background: var(--accent); content: ""; }
.hero-panel > p { color: #89b6ef; font-size: 10px; font-weight: 800; letter-spacing: 0.22em; }
.hero-panel h2 { margin: 10px 0 38px; color: var(--heading); font-size: 31px; line-height: 1.4; }
.hero-panel ul { position: relative; z-index: 2; margin: 0; padding: 0; list-style: none; }
.hero-panel li { display: flex; gap: 16px; align-items: center; border-top: 1px solid var(--line); padding: 15px 0; color: #52687c; font-size: 14px; }
.hero-panel li span { color: var(--accent); font-size: 11px; font-weight: 800; }
.hero-orbit { position: absolute; top: 26px; right: 22px; width: 130px; height: 130px; border: 1px solid rgba(113, 221, 160, 0.2); border-radius: 50%; }
.hero-orbit::before, .hero-orbit::after { position: absolute; border: 1px solid rgba(113, 221, 160, 0.15); border-radius: 50%; content: ""; }
.hero-orbit::before { inset: 22px; }
.hero-orbit::after { inset: 48px; background: rgba(113, 221, 160, 0.2); }
.hero-orbit i { position: absolute; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.hero-orbit i:nth-child(1) { top: 12px; left: 28px; }
.hero-orbit i:nth-child(2) { top: 50px; right: -3px; }
.hero-orbit i:nth-child(3) { right: 25px; bottom: 9px; }
.hero-orbit i:nth-child(4) { bottom: 42px; left: -2px; }

/* Industrial hero: white, blue and black for hazardous chemical supply. */
.hero { border-bottom: 0; background: #0a0d12; }
.hero-slider, .hero-slide { min-height: 0; height: clamp(360px, 48vw, 620px); }
.hero-slide {
  background: var(--hero-image);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  color: #fff;
}
.hero-default {
  background:
    radial-gradient(circle at 82% 42%, rgba(23,105,224,.42), transparent 25%),
    linear-gradient(112deg, #07090d 0%, #101723 58%, #0b2f66 100%);
}
.hero-slider-visual .hero-slide::before { display: none; }
.hero-slide-link { position: absolute; z-index: 3; inset: 0; display: block; }
.hero-layout { display: flex; min-height: 620px; align-items: center; padding: 76px 0 98px; }
.hero-copy { width: min(760px, 72%); }
.hero .eyebrow { color: #68a6ff; }
.hero-badge { display: inline-flex; border: 1px solid rgba(104,166,255,.42); background: rgba(23,105,224,.13); color: #dceaff; margin-top: 20px; padding: 7px 13px; font-size: 12px; font-weight: 700; letter-spacing: .08em; }
.hero h1 { max-width: 760px; color: #fff; font-size: clamp(46px, 4.8vw, 64px); font-weight: 760; letter-spacing: -.035em; }
.hero h1 span { color: #68a6ff; }
.hero-lead { max-width: 640px; color: #c5ccd6; font-size: 18px; }
.hero-actions { gap: 12px; margin-top: 34px; }
.hero-actions a { min-width: 148px; border: 1px solid transparent; padding: 12px 22px; text-align: center; }
.hero-actions .hero-primary { border-color: var(--brand); background: var(--brand); color: #fff; }
.hero-actions .hero-primary:hover { border-color: #3b82f6; background: #3b82f6; color: #fff; }
.hero-actions .hero-secondary { border-color: rgba(255,255,255,.42); color: #fff; }
.hero-actions .hero-secondary:hover { border-color: #fff; background: #fff; color: #0a0d12; }
.hero-safety { display: flex; gap: 28px; border-top: 1px solid rgba(255,255,255,.18); margin-top: 42px; padding-top: 18px; color: #aeb8c5; font-size: 12px; }
.hero-safety span { position: relative; padding-left: 12px; }
.hero-safety span::before { position: absolute; top: 8px; left: 0; width: 4px; height: 4px; border-radius: 50%; background: #68a6ff; content: ""; }
.hero-dots { position: absolute; z-index: 8; right: 0; bottom: 38px; left: 0; display: flex; justify-content: center; gap: 9px; }
.hero-dots button { width: 26px; height: 4px; border: 0; background: rgba(255,255,255,.4); padding: 0; cursor: pointer; transition: .25s; }
.hero-dots button.active { width: 52px; background: #fff; }
.home-product-body { display: flex; flex: 1; flex-direction: column; padding: 16px 16px 18px; }
.products-section .home-product-body h3 { margin-bottom: 8px; font-size: 20px; line-height: 1.45; }
.product-cas { margin: 0 0 14px; color: #7a838d; font-size: 14px; letter-spacing: .02em; }
.home-product-body .text-link { display: inline-flex; width: fit-content; min-height: 36px; align-items: center; justify-content: center; border: 0; border-radius: 999px; background: #0a0d12; color: #fff; margin-top: auto; padding: 7px 16px; font-size: 13px; }
.home-product-body .text-link:hover { background: #252a32; color: #fff; }
.discovery-intro { background: #0a0d12; }
.discovery-intro > span { color: #68a6ff; }
.service-grid b { color: var(--brand); }

.product-discovery { position: relative; z-index: 5; background: #fff; }
.discovery-shell { display: grid; grid-template-columns: .62fr 1.38fr; min-height: 260px; border: 1px solid var(--line); background: #fff; box-shadow: 0 24px 65px rgba(23, 72, 128, .11); transform: translateY(-44px); }
.discovery-intro { display: flex; flex-direction: column; justify-content: center; background: var(--brand); color: #fff; padding: 44px 48px; }
.discovery-intro > span { color: #bcd6ff; font-size: 10px; font-weight: 800; letter-spacing: .22em; }
.discovery-intro h1, .discovery-intro h2 { margin: 0; font-size: 32px; line-height: 1.45; }
.discovery-main { display: grid; align-content: center; gap: 27px; padding: 38px 46px; }
.product-search label { display: block; margin-bottom: 9px; color: #52687c; font-size: 14px; font-weight: 700; }
.product-search > div { display: grid; grid-template-columns: 1fr auto; }
.product-search input { height: 62px; border: 1px solid #cbd7e5; margin: 0; background: #fff; padding: 0 20px; }
.product-search button { min-width: 165px; border: 0; background: var(--ink); color: #fff; padding: 0 24px; font: inherit; font-weight: 800; cursor: pointer; }
.product-search button:hover { background: var(--brand); }
.product-search button span { margin-left: 13px; color: #86e3ad; }
.category-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.category-cloud a { border: 1px solid var(--line); background: #fff; color: #52687c; padding: 8px 15px; font-size: 14px; font-weight: 700; transition: .2s; }
.category-cloud a:hover, .category-cloud a.active { border-color: var(--brand); background: #edf4ff; color: var(--brand); }

.service-strip { position: relative; z-index: 3; border-bottom: 1px solid var(--line); background: #fff; }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.service-grid > div { display: flex; gap: 19px; align-items: center; min-height: 134px; border-right: 1px solid var(--line); padding: 24px 28px; }
.service-grid > div:first-child { border-left: 1px solid var(--line); }
.service-grid b { color: #a9b8bd; font-size: 13px; letter-spacing: 0.08em; }
.service-grid span { display: grid; }
.service-grid strong { color: var(--heading); font-size: 17px; }
.service-grid small { color: #81939b; font-size: 14px; }

.section { padding: 104px 0; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 56px; margin-bottom: 44px; }
.section-heading h2, .inquiry-section h2, .application-heading h2 { margin: 8px 0 9px; color: var(--heading); font-size: clamp(36px, 3.6vw, 52px); letter-spacing: -0.04em; line-height: 1.25; }
.section-heading p:last-child { max-width: 620px; margin: 0; color: #71868f; }
.section-heading > a { flex: 0 0 auto; border-bottom: 1px solid #9bb4ba; color: var(--heading); padding: 8px 0; font-size: 15px; font-weight: 800; }
.section-heading > a span { margin-left: 18px; color: var(--brand); }
.section-more { display: flex; justify-content: center; margin-top: 40px; }
.section-more a { display: inline-flex; min-height: 46px; align-items: center; justify-content: center; border: 1px solid #111; border-radius: 999px; background: #111; color: #fff; padding: 0 28px; font-size: 15px; font-weight: 800; transition: .2s; }
.section-more a:hover { background: #303030; border-color: #303030; color: #fff; }
.products-section { background: #fff; }
.product-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; }
.products-section .product-grid { max-width: 1320px; margin-right: auto; margin-left: auto; }
.products-section .product-media { aspect-ratio: 1; }
.product-card { position: relative; display: flex; min-width: 0; overflow: hidden; flex-direction: column; border: 1px solid var(--line); border-radius: 10px; background: #fff; box-shadow: 0 8px 24px rgba(14, 32, 51, .035); transition: 0.3s; }
.product-card:hover { border-color: #d7dde4; box-shadow: 0 18px 42px rgba(14, 32, 51, .1); transform: translateY(-4px); }
.product-media { position: relative; display: block; overflow: hidden; aspect-ratio: 1; background: #f4f6f8; }
.product-media img { width: 100%; height: 100%; object-fit: contain; object-position: center; transition: transform 0.5s; }
.product-card:hover .product-media img { transform: scale(1.03); }
.product-media-fallback { background: linear-gradient(135deg, #edf4ff, #cddff6); }
.product-index { position: absolute; z-index: 2; right: 12px; bottom: 10px; color: #5c6770; font-size: 9px; font-weight: 800; letter-spacing: 0.18em; }
.molecule-mark { position: absolute; top: 50%; left: 50%; width: 92px; height: 92px; border: 1px solid rgba(23, 105, 224, 0.3); border-radius: 50%; transform: translate(-50%, -50%); }
.molecule-mark::before, .molecule-mark::after { position: absolute; border-radius: 50%; background: rgba(23, 105, 224, 0.38); content: ""; }
.molecule-mark::before { top: -12px; right: 0; width: 20px; height: 20px; box-shadow: -70px 72px 0 rgba(50, 181, 106, 0.36); }
.molecule-mark::after { right: -28px; bottom: 6px; width: 13px; height: 13px; box-shadow: -82px -65px 0 var(--accent); }
.product-body { padding: 16px 16px 18px; }
.product-body h2, .product-body h3 { margin: 0 0 12px; color: var(--heading); font-size: 20px; line-height: 1.4; }
.application-copy { border-top: 1px solid var(--line); padding-top: 16px; }
.application-copy > span, .detail-application > span { color: var(--brand); font-size: 11px; font-weight: 800; letter-spacing: 0.08em; }
.application-copy p { min-height: 76px; margin: 7px 0 18px; display: -webkit-box; overflow: hidden; color: #60757e; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.text-link { display: inline-block; border-bottom: 1px solid #b9c9da; color: var(--heading); padding-bottom: 3px; font-size: 13px; font-weight: 800; }
.text-link:hover { border-color: var(--brand); color: var(--brand); }
.product-empty { grid-column: 1 / -1; position: relative; display: flex; align-items: center; min-height: 280px; overflow: hidden; background: var(--surface); padding: 52px 9%; }
.product-empty .molecule-mark { right: 12%; left: auto; width: 150px; height: 150px; transform: translateY(-50%); }
.product-empty h3 { margin: 8px 0; color: var(--heading); font-size: 28px; }
.product-empty p { max-width: 560px; margin: 0; }

.about-home { overflow: hidden; border-top: 1px solid var(--line); background: #fff; padding: 110px 0; }
.about-home-layout { position: relative; display: grid; overflow: hidden; grid-template-columns: 1fr 1fr; gap: 0; align-items: stretch; border: 1px solid #dededb; border-radius: 18px; background: #f1f1ef; filter: drop-shadow(0 24px 55px rgba(0, 0, 0, .08)); }
.about-visual { position: relative; z-index: 2; min-height: 620px; overflow: hidden; grid-column: 2; grid-row: 1; border-radius: 0 18px 18px 18px; background: #fff; margin: 0; clip-path: none; }
.about-visual::before {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: 52px 52px;
  content: "";
}
.about-visual::after { position: absolute; top: -120px; right: -90px; width: 340px; height: 340px; border: 1px solid rgba(104,166,255,.35); border-radius: 50%; content: ""; box-shadow: 0 0 0 55px rgba(104,166,255,.06), 0 0 0 110px rgba(104,166,255,.035); }
.about-symbol { position: absolute; z-index: 2; top: 54px; left: 54px; display: grid; }
.about-symbol span { color: #fff; font-size: 94px; font-weight: 900; letter-spacing: -.08em; line-height: 1; }
.about-symbol small { color: #68a6ff; font-size: 12px; font-weight: 800; letter-spacing: .32em; }
.about-visual-note { position: absolute; z-index: 2; right: 42px; bottom: 40px; left: 54px; display: flex; justify-content: space-between; border-top: 1px solid rgba(255,255,255,.24); padding-top: 18px; color: #fff; }
.about-visual-note span { color: #bfd0e2; font-size: 13px; }
.about-visual-image::before { display: none; }
.about-visual-image::after { position: absolute; z-index: 3; top: 0; right: auto; bottom: auto; left: 0; display: block; width: 138px; height: 138px; border: 0; border-radius: 0; background: #f1f1ef; box-shadow: none; clip-path: polygon(0 0, 100% 0, 0 100%); content: ""; }
.about-visual-image img { position: absolute; inset: 0; width: 100%; height: 100%; box-sizing: border-box; background: #fff; object-fit: cover; padding: 0; }
.about-home-copy { position: relative; z-index: 3; display: flex; min-height: 620px; box-sizing: border-box; grid-column: 1; grid-row: 1; flex-direction: column; justify-content: center; border: 0; background: #f1f1ef; margin: 0; padding: 50px 50px 48px 64px; box-shadow: none; }
.about-home-copy::before { display: none; }
.about-copy-mark { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); margin-bottom: 27px; padding-bottom: 13px; }
.about-copy-mark span { color: var(--brand); font-size: 13px; font-weight: 800; }
.about-copy-mark small { color: #9aa4b0; font-size: 10px; font-weight: 800; letter-spacing: .18em; }
.about-home-copy h2 { margin: 8px 0 22px; color: var(--heading); font-size: clamp(36px, 3vw, 48px); font-weight: 720; letter-spacing: -.035em; line-height: 1.3; }
.about-lead { max-width: 720px; max-height: 266px; margin: 0; overflow: hidden; color: #4e5c6b; font-size: 17px; line-height: 1.9; }
.about-rich, .about-rich p, .about-rich div, .about-rich span, .about-rich li, .about-rich h1, .about-rich h2, .about-rich h3, .about-rich h4, .about-rich h5, .about-rich h6 { color: #4e5c6b !important; font-size: 17px !important; font-weight: 400 !important; letter-spacing: 0 !important; line-height: 1.9 !important; }
.about-rich p, .about-rich div, .about-rich h1, .about-rich h2, .about-rich h3, .about-rich h4, .about-rich h5, .about-rich h6 { margin: 0 0 10px !important; }
.about-rich strong, .about-rich b { font-weight: 700 !important; }
.about-rich > :first-child { margin-top: 0 !important; }
.about-rich > :last-child { margin-bottom: 0 !important; }
.about-rich ul, .about-rich ol { padding-left: 1.5em; }
.about-points { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0; }
.about-points span { border: 0; background: #dfdfdc; color: #242424; padding: 9px 16px; font-size: 14px; font-weight: 700; }
.about-link { display: inline-flex; width: fit-content; min-height: 44px; align-items: center; justify-content: center; border: 0; border-radius: 999px; background: #111; color: #fff; margin-top: 34px; padding: 9px 23px; }
.about-link:hover { border-color: #2a2a2a; background: #2a2a2a; color: #fff; }

.about-company-hero { background: #fff; padding: 32px 0 104px; }
.about-company-layout { display: grid; grid-template-columns: minmax(0,.95fr) minmax(0,1.05fr); min-height: 610px; overflow: hidden; border: 1px solid #dedfdf; border-radius: 20px; background: #fff; }
.about-company-copy { display: flex; min-width: 0; flex-direction: column; justify-content: center; padding: 68px 64px; }
.about-company-label { width: max-content; border-radius: 999px; background: #111; color: #fff; padding: 6px 13px; font-size: 12px; font-weight: 800; }
.about-company-copy h1 { max-width: 650px; margin: 22px 0 22px; color: #111; font-size: clamp(42px,3.6vw,52px); letter-spacing: -.05em; line-height: 1.2; }
.about-company-copy > p { max-width: 680px; margin: 0; color: #667079; font-size: 18px; line-height: 1.9; }
.about-company-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 38px; }
.about-company-meta > div { display: grid; gap: 6px; border-radius: 12px; background: #f3f3f1; padding: 17px 19px; }
.about-company-meta span { color: #868c91; font-size: 11px; font-weight: 700; }
.about-company-meta strong { color: #262b2f; font-size: 14px; line-height: 1.6; }
.about-company-image { position: relative; min-width: 0; overflow: hidden; border-left: 1px solid #dedfdf; background: #f3f3f1; }
.about-company-image img { width: 100%; height: 100%; min-height: 610px; object-fit: cover; }
.about-company-image-fallback { display: flex; align-items: flex-end; justify-content: flex-start; padding: 46px; }
.about-company-image-fallback::before { position: absolute; top: 12%; right: 10%; width: 310px; height: 310px; border: 1px solid #d3d5d5; border-radius: 50%; content: ""; box-shadow: 0 0 0 64px rgba(0,0,0,.018),0 0 0 128px rgba(0,0,0,.012); }
.about-company-image-fallback div { position: relative; z-index: 2; display: grid; gap: 6px; }
.about-company-image-fallback strong { color: #111; font-size: 36px; }
.about-company-image-fallback span { color: #737b81; font-size: 14px; font-weight: 700; letter-spacing: .1em; }
.about-introduction { background: #fff; padding: 105px 0 112px; }
.about-introduction-layout { display: grid; grid-template-columns: 320px minmax(0,1fr); gap: 94px; align-items: start; }
.about-introduction-heading { position: sticky; top: 28px; border-radius: 16px; background: #f3f3f1; padding: 30px; }
.about-introduction-heading > span, .about-capabilities-heading span { display: inline-flex; width: max-content; border-radius: 999px; background: #111; color: #fff; padding: 5px 12px; font-size: 11px; font-weight: 800; }
.about-introduction-heading h2 { margin: 17px 0 13px; color: #111; font-size: 34px; letter-spacing: -.035em; line-height: 1.38; }
.about-introduction-heading p { margin: 0; color: #747d84; font-size: 14px; line-height: 1.8; }
.about-introduction-main { min-width: 0; }
.about-introduction-content { color: #525c64; font-size: 18px; line-height: 1.95; }
.about-introduction-content > :first-child { margin-top: 0; }
.about-introduction-content > :last-child { margin-bottom: 0; }
.about-introduction-content h2, .about-introduction-content h3 { border-radius: 10px; background: #f3f3f1; color: #111; margin: 36px 0 16px; padding: 13px 17px; }
.about-introduction-content p { margin: 0 0 22px; }
.about-introduction-content img { width: auto; max-width: 100%; height: auto; border-radius: 12px; margin: 28px auto; }
.about-introduction-content table { width: 100%; border-collapse: collapse; margin: 25px 0; font-size: 15px; }
.about-introduction-content th, .about-introduction-content td { border: 1px solid #dedfdf; padding: 12px 14px; text-align: left; }
.about-introduction-content th { background: #f3f3f1; color: #222; }
.about-contact-strip { display: grid; grid-template-columns: minmax(220px,.65fr) minmax(0,1.35fr); gap: 10px; margin-top: 42px; }
.about-contact-strip > div { display: grid; gap: 5px; border: 1px solid #dedfdf; border-radius: 12px; background: #fff; padding: 18px 20px; }
.about-contact-strip span { color: #858b90; font-size: 11px; font-weight: 700; }
.about-contact-strip a { color: #111; font-size: 25px; font-weight: 800; letter-spacing: -.035em; }
.about-contact-strip strong { color: #30363a; font-size: 14px; line-height: 1.7; }
.about-capabilities { background: #f3f3f1; padding: 104px 0 110px; }
.about-capabilities-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 50px; margin-bottom: 38px; }
.about-capabilities-heading div { display: grid; gap: 13px; }
.about-capabilities-heading h2 { margin: 0; color: #111; font-size: 42px; letter-spacing: -.04em; line-height: 1.25; }
.about-capabilities-heading > p { max-width: 480px; margin: 0; color: #747d84; text-align: right; }
.about-capability-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
.about-capability-grid article { min-height: 230px; border: 1px solid #dedfdf; border-radius: 15px; background: #fff; padding: 34px; }
.about-capability-grid article > span { display: inline-flex; min-width: 34px; height: 28px; align-items: center; justify-content: center; border-radius: 999px; background: #111; color: #fff; font-size: 11px; font-weight: 800; }
.about-capability-grid h3 { margin: 43px 0 10px; color: #111; font-size: 25px; }
.about-capability-grid p { margin: 0; color: #687179; font-size: 15px; line-height: 1.8; }

.application-section { overflow: hidden; background: var(--surface-blue); }
.application-layout { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 110px; padding: 115px 0; }
.application-heading > p:not(.eyebrow) { max-width: 520px; }
.application-heading .button { margin-top: 25px; }
.application-steps { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid #c7d7d9; border-left: 1px solid #c7d7d9; }
.application-steps article { min-height: 235px; border-right: 1px solid #c7d7d9; border-bottom: 1px solid #c7d7d9; padding: 34px; }
.application-steps span { color: var(--brand); font-size: 11px; font-weight: 800; }
.application-steps h3 { margin: 34px 0 8px; color: var(--heading); font-size: 23px; }
.application-steps p { margin: 0; font-size: 16px; }

.news-section { background: #fff; }
.section-heading.compact h2 { font-size: 44px; }
.news-list { border-top: 1px solid var(--line); }
.news-list article { display: grid; grid-template-columns: 140px 320px 1fr; gap: 32px; align-items: center; border-bottom: 1px solid var(--line); padding: 30px 0; }
.news-list time { color: #8a9ca3; font-size: 14px; }
.news-list h3, .news-list p { margin: 0; }
.news-list h3 { color: var(--heading); font-size: 19px; }
.news-list article > a { color: var(--brand); font-size: 20px; }
.news-empty { border-bottom: 1px solid var(--line); color: #91a0a6; padding: 30px 0; }
.news-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.news-card { border: 1px solid var(--line); background: #fff; }
.news-card a { display: block; padding: 30px; }
.news-card img { width: calc(100% + 60px); max-width: none; height: 250px; margin: -30px -30px 26px; object-fit: cover; }
.news-card time { color: #8a9ca3; font-size: 13px; }
.news-card h2 { margin: 11px 0; color: var(--heading); font-size: 24px; }
.news-card p { display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.news-card span { color: var(--brand); font-size: 14px; font-weight: 800; }

.news-index-hero { background: #fff; padding: 32px 0 76px; }
.news-index-hero-layout { display: grid; grid-template-columns: minmax(0,1fr) 330px; gap: 70px; align-items: center; min-height: 410px; border-radius: 20px; background: #f3f3f1; padding: 64px 70px; }
.news-index-label { display: inline-flex; width: max-content; border-radius: 999px; background: #111; color: #fff; padding: 6px 13px; font-size: 12px; font-weight: 800; }
.news-index-hero h1 { max-width: 760px; margin: 22px 0 18px; color: #111; font-size: clamp(46px,4.8vw,64px); letter-spacing: -.05em; line-height: 1.18; }
.news-index-hero-layout > div:first-child > p { max-width: 680px; margin: 0; color: #667079; font-size: 18px; line-height: 1.9; }
.news-index-overview { border-radius: 16px; background: #fff; padding: 34px; }
.news-index-overview > div { display: flex; gap: 14px; align-items: baseline; border-bottom: 1px solid #dedfdf; padding-bottom: 22px; }
.news-index-overview strong { color: #111; font-size: 58px; letter-spacing: -.06em; line-height: 1; }
.news-index-overview span { color: #737b81; font-size: 13px; font-weight: 700; }
.news-index-overview p { margin: 20px 0 0; color: #555e65; font-size: 14px; line-height: 1.8; }
.news-index-content { background: #fff; padding: 96px 0 112px; }
.news-index-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 50px; margin-bottom: 38px; }
.news-index-heading div { display: grid; gap: 10px; }
.news-index-heading span { width: max-content; border-radius: 999px; background: #111; color: #fff; padding: 5px 12px; font-size: 11px; font-weight: 800; }
.news-index-heading h2 { margin: 0; color: #111; font-size: 42px; letter-spacing: -.04em; line-height: 1.25; }
.news-index-heading > p { margin: 0; color: #7d858b; font-size: 14px; }
.news-featured-card { display: grid; grid-template-columns: 220px minmax(0,1fr); overflow: hidden; border: 1px solid #dedfdf; border-radius: 16px; background: #fff; }
.news-featured-card.is-text-only { grid-template-columns: 1fr; }
.news-featured-media { height: 148px; min-height: 0; overflow: hidden; background: #f3f3f1; }
.news-featured-media img { width: 100%; height: 148px; min-height: 0; max-height: none; object-fit: cover; transition: transform .35s; }
.news-featured-card:hover .news-featured-media img { transform: scale(1.025); }
.news-media-fallback { display: none !important; }
.news-featured-copy { display: flex; flex-direction: column; justify-content: center; padding: 28px 32px; }
.news-featured-card.is-text-only .news-featured-copy { padding: 28px 32px; }
.news-featured-copy time, .news-index-card time { color: #858c91; font-size: 12px; font-weight: 700; }
.news-featured-copy h2 { margin: 10px 0 12px; color: #111; font-size: 26px; letter-spacing: -.03em; line-height: 1.35; }
.news-featured-copy > p { display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 3; margin: 0; color: #667079; font-size: 15px; line-height: 1.7; }
.news-read-action { display: inline-flex; width: max-content; min-height: 40px; align-items: center; justify-content: center; border-radius: 999px; background: #111; color: #fff; margin-top: 18px; padding: 0 18px; font-size: 13px; font-weight: 800; }
.news-read-action:hover { background: #303030; color: #fff; }
.news-index-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; margin-top: 24px; }
.news-index-card { display: grid; grid-template-columns: 120px minmax(0,1fr); overflow: hidden; border: 1px solid #dedfdf; border-radius: 14px; background: #fff; }
.news-index-card.is-text-only { grid-template-columns: 1fr; }
.news-index-card-media { height: 96px; min-height: 0; overflow: hidden; background: #f3f3f1; }
.news-index-card-media img { width: 100%; height: 96px; min-height: 0; max-height: none; object-fit: cover; transition: transform .3s; }
.news-index-card:hover img { transform: scale(1.025); }
.news-index-card > div { padding: 18px 20px; }
.news-index-card h2 { margin: 8px 0; color: #111; font-size: 18px; line-height: 1.4; }
.news-index-card p { display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 3; margin: 0; color: #6b747b; font-size: 14px; line-height: 1.75; }
.news-index-card > div > a { display: inline-block; border-bottom: 1px solid #9da2a6; color: #33393e; margin-top: 16px; font-size: 12px; font-weight: 800; }
.news-empty-state { position: relative; overflow: hidden; border-radius: 18px; background: #f3f3f1; padding: 72px 70px; }
.news-empty-state::after { position: absolute; top: -90px; right: 8%; width: 310px; height: 310px; border: 1px solid #d7d9d9; border-radius: 50%; content: ""; box-shadow: 0 0 0 58px rgba(0,0,0,.018); }
.news-empty-state > span { position: relative; z-index: 2; display: inline-flex; border-radius: 999px; background: #111; color: #fff; padding: 5px 12px; font-size: 11px; font-weight: 800; }
.news-empty-state h2 { position: relative; z-index: 2; margin: 18px 0 9px; color: #111; font-size: 36px; letter-spacing: -.035em; }
.news-empty-state p { position: relative; z-index: 2; margin: 0; color: #6d757b; }
.news-empty-state > div { position: relative; z-index: 2; display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.news-empty-state a { display: inline-flex; min-height: 43px; align-items: center; justify-content: center; border: 1px solid #cfd2d3; border-radius: 999px; background: #fff; color: #33393e; padding: 0 20px; font-size: 13px; font-weight: 800; }
.news-empty-state a:first-child { border-color: #111; background: #111; color: #fff; }

.news-detail-header { background: #fff; padding: 30px 0 0; }
.news-detail-breadcrumb { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; margin-bottom: 28px; color: #858b90; font-size: 13px; }
.news-detail-breadcrumb a:hover { color: #111; }
.news-detail-breadcrumb span { color: #c1c4c6; }
.news-detail-breadcrumb strong { overflow: hidden; max-width: 380px; color: #454b50; text-overflow: ellipsis; white-space: nowrap; }
.news-detail-heading { border-radius: 18px; background: #f3f3f1; padding: 54px 60px; }
.news-detail-heading > span { display: inline-flex; border-radius: 999px; background: #111; color: #fff; padding: 6px 13px; font-size: 11px; font-weight: 800; }
.news-detail-heading h1 { max-width: 1050px; margin: 20px 0 25px; color: #111; font-size: clamp(42px,4.6vw,62px); letter-spacing: -.05em; line-height: 1.28; }
.news-detail-heading > div { display: flex; gap: 22px; align-items: center; color: #7a8288; font-size: 13px; }
.news-detail-heading > div a { border-bottom: 1px solid #a9aeb1; color: #343a3f; font-weight: 800; }
.news-detail-cover { overflow: hidden; border-radius: 18px; margin-top: 28px; }
.news-detail-cover img { width: 100%; max-height: 620px; object-fit: cover; }
.news-detail-section { background: #fff; padding: 90px 0 115px; }
.news-detail-layout { display: grid; grid-template-columns: 260px minmax(0,1fr); gap: 80px; align-items: start; }
.news-detail-aside { position: sticky; top: 28px; border-radius: 15px; background: #f3f3f1; padding: 27px; }
.news-detail-aside > span { display: inline-flex; border-radius: 999px; background: #111; color: #fff; padding: 5px 11px; font-size: 11px; font-weight: 800; }
.news-detail-aside p { margin: 17px 0 20px; color: #667079; font-size: 14px; line-height: 1.8; }
.news-detail-aside a { border-bottom: 1px solid #9ea3a6; color: #30363a; font-size: 12px; font-weight: 800; }
.news-detail-body { min-width: 0; color: #505a62; font-size: 18px; line-height: 1.95; }
.news-detail-body > :first-child { margin-top: 0; }
.news-detail-body > :last-child { margin-bottom: 0; }
.news-detail-body h2, .news-detail-body h3 { border-radius: 10px; background: #f3f3f1; color: #111; margin: 38px 0 17px; padding: 13px 17px; }
.news-detail-body p { margin: 0 0 22px; }
.news-detail-body img { width: auto; max-width: 100%; height: auto; border-radius: 12px; margin: 30px auto; }
.news-detail-body blockquote { border-left: 3px solid #111; background: #f3f3f1; margin: 28px 0; padding: 20px 24px; }
.news-detail-body table { width: 100%; border-collapse: collapse; margin: 26px 0; font-size: 15px; }
.news-detail-body th, .news-detail-body td { border: 1px solid #dedfdf; padding: 12px 14px; text-align: left; }
.news-detail-body th { background: #f3f3f1; color: #222; }

.catalog-tools { border-bottom: 1px solid var(--line); background: #f7f9fc; padding: 34px 0; }
.catalog-tools .container { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: end; }
.catalog-search input { background: #fff; }
.catalog-search button { min-width: 110px; background: var(--brand); }
.catalog-tools .category-cloud { align-content: flex-end; }
.catalog-results { padding-top: 62px; }
.result-summary { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); margin-bottom: 30px; padding-bottom: 16px; }
.result-summary span { color: var(--heading); font-size: 18px; font-weight: 800; }
.result-summary strong { color: #8293a5; font-size: 12px; }

.catalog-workspace { background: #fff; padding: 70px 0 115px; }
.catalog-heading { display: flex; justify-content: space-between; align-items: flex-end; border-bottom: 1px solid #e5e7eb; margin-bottom: 44px; padding-bottom: 34px; }
.catalog-heading h1 { margin: 0; color: #111; font-size: clamp(38px,4vw,60px); letter-spacing: -.04em; line-height: 1.05; }
.catalog-heading p { max-width: 720px; margin: 15px 0 0; color: #68727d; font-size: 17px; }
.catalog-heading > span { border-radius: 999px; background: #f2f3f4; color: #545d66; padding: 10px 16px; font-size: 14px; font-weight: 800; white-space: nowrap; }
.catalog-layout { display: grid; grid-template-columns: 220px minmax(0,1fr); gap: 30px; align-items: start; }
.catalog-sidebar { position: sticky; top: 20px; }
.sidebar-title { border-bottom: 1px solid var(--line); padding: 26px 25px 22px; }
.sidebar-title > span { color: var(--brand); font-size: 9px; font-weight: 800; letter-spacing: .16em; }
.sidebar-title h2 { margin: 7px 0 0; color: var(--heading); font-size: 24px; }
.category-panel { border: 1px solid #e6e8eb; border-radius: 20px; background: #f7f7f6; padding: 22px; }
.category-panel-heading { display: grid; gap: 4px; border-bottom: 1px solid #dedfdf; margin-bottom: 13px; padding: 2px 2px 15px; }
.category-panel-heading strong { color: #111; font-size: 20px; }
.category-panel-heading span { color: #8a9096; font-size: 13px; }
.category-sidebar { display: grid; gap: 6px; }
.category-sidebar a { position: relative; border-radius: 11px; color: #4e555d; padding: 14px 16px; font-size: 16px; font-weight: 700; transition: .2s; }
.category-sidebar a::after { position: absolute; top: 50%; right: 14px; width: 5px; height: 5px; border-radius: 50%; background: #c4c7ca; content: ""; transform: translateY(-50%); }
.category-sidebar a:hover { background: #eceeed; color: #111; }
.category-sidebar a.active { background: #111; color: #fff; box-shadow: 0 8px 20px rgba(0,0,0,.13); }
.category-sidebar a.active::after { background: #fff; }
.sidebar-help { display: grid; gap: 7px; border: 1px solid #eceeef; border-radius: 18px; background: #fff; margin-top: 18px; padding: 24px 22px; }
.sidebar-help small { color: #8293a5; }
.sidebar-help strong { color: var(--heading); font-size: 16px; line-height: 1.5; }
.sidebar-help a { width: max-content; border-bottom: 1px solid #111; color: #111; margin-top: 7px; font-size: 14px; font-weight: 800; }
.catalog-main { min-width: 0; }
.catalog-search-clean { border-radius: 20px; background: #f4f5f5; margin-bottom: 40px; padding: 28px; }
.catalog-search-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 11px; }
.catalog-search-heading label { color: #111; font-size: 18px; font-weight: 800; }
.catalog-search-heading a { color: #737b83; font-size: 13px; font-weight: 700; }
.catalog-search-heading a:hover { color: #111; }
.catalog-search-box { display: grid; grid-template-columns: 46px minmax(0,1fr) auto; align-items: center; overflow: hidden; border: 1px solid #dcdfe2; border-radius: 13px; background: #fff; padding: 5px; transition: .2s; }
.catalog-search-box:focus-within { border-color: #9ca2a8; box-shadow: 0 0 0 4px rgba(17,17,17,.06); }
.catalog-search-icon { position: relative; width: 17px; height: 17px; border: 2px solid #8b939b; border-radius: 50%; margin-left: 14px; }
.catalog-search-icon::after { position: absolute; right: -5px; bottom: -3px; width: 7px; height: 2px; border-radius: 2px; background: #8b939b; content: ""; transform: rotate(45deg); }
.catalog-search-clean input { min-width: 0; height: 56px; border: 0; margin: 0; padding: 0 12px 0 2px; background: transparent; }
.catalog-search-clean input:focus { outline: 0; }
.catalog-search-clean button { min-width: 130px; height: 50px; border: 0; border-radius: 11px; background: #111; color: #fff; padding: 0 23px; font: inherit; font-size: 15px; font-weight: 800; cursor: pointer; transition: .2s; }
.catalog-search-clean button:hover { background: #303030; transform: translateY(-1px); }
.catalog-search-clean > p { margin: 11px 2px 0; color: #8a9198; font-size: 13px; }
.catalog-main .result-summary { margin-bottom: 26px; }
.result-summary > div p { margin: 4px 0 0; color: #8495a6; font-size: 13px; }
.result-summary > div em { display: inline-block; border-radius: 999px; background: #111; color: #fff; margin-left: 8px; padding: 4px 9px; font-size: 10px; font-style: normal; font-weight: 800; vertical-align: 2px; }
.catalog-product-grid { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 18px; }
.catalog-product-card { border-radius: 14px; }
.catalog-product-card .product-media { border-radius: 11px 11px 0 0; }
.catalog-product-grid .product-body { padding: 14px 14px 16px; }
.catalog-product-grid .product-body h2 { font-size: 18px; }
.catalog-cas { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid #edf0f2; margin: 10px 0 14px; padding-top: 10px; }
.catalog-cas span { color: #9299a0; font-size: 13px; font-weight: 700; }
.catalog-cas strong { color: #4b535a; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 14px; letter-spacing: .02em; }
.catalog-detail-link { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; border-radius: 999px; background: #111; color: #fff; padding: 0 20px; font-size: 14px; font-weight: 800; }
.catalog-detail-link:hover { background: #303030; color: #fff; }
.catalog-product-grid .product-empty { grid-column: 1 / -1; }
.product-empty a { display: inline-flex; border-radius: 999px; background: #111; color: #fff; margin-top: 12px; padding: 9px 15px; font-size: 12px; font-weight: 800; }
.catalog-pagination { display: flex; flex-wrap: wrap; gap: 14px 18px; align-items: center; justify-content: space-between; border-top: 1px solid #e5e7eb; margin-top: 42px; padding-top: 28px; }
.catalog-page-list { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.catalog-page-item, .catalog-page-nav { display: inline-flex; min-width: 42px; min-height: 42px; align-items: center; justify-content: center; border: 1px solid #d9dcde; border-radius: 11px; background: #fff; color: #333; padding: 0 14px; font-size: 14px; font-weight: 800; transition: .2s; }
.catalog-page-item:hover, .catalog-page-nav:hover { border-color: #111; color: #111; }
.catalog-page-item.is-active { border-color: #111; background: #111; color: #fff; }
.catalog-page-nav.is-disabled { color: #a0a6ab; cursor: default; }
.catalog-page-ellipsis { color: #8a9198; padding: 0 4px; font-weight: 800; }
.catalog-page-meta { margin: 0; color: #8a9198; font-size: 13px; font-weight: 700; }

.qualification-section { overflow: hidden; background: #fff; padding: 104px 0; }
.qualification-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 26px; }
.qualification-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 10px; background: #fff; transition: .28s; }
.qualification-card:hover { border-color: transparent; box-shadow: var(--shadow); transform: translateY(-6px); }
.qualification-image { position: relative; overflow: hidden; aspect-ratio: .78; background: #f2f5f9; }
.qualification-image::after { position: absolute; inset: 0; background: rgba(10,35,66,.54); opacity: 0; content: ""; transition: .25s; }
.qualification-image img { width: 100%; height: 100%; object-fit: contain; padding: 14px; transition: transform .3s; }
.qualification-image span { position: absolute; z-index: 2; top: 50%; left: 50%; color: #fff; opacity: 0; font-size: 13px; font-weight: 800; transform: translate(-50%,-40%); transition: .25s; }
.qualification-card:hover .qualification-image::after, .qualification-card:hover .qualification-image span { opacity: 1; }
.qualification-card:hover .qualification-image img { transform: scale(1.025); }
.qualification-file { min-height: 100%; }
.qualification-info { padding: 27px; }
.qualification-info small { color: var(--brand); font-size: 10px; font-weight: 800; letter-spacing: .1em; }
.qualification-info h3 { margin: 8px 0; color: var(--heading); font-size: 21px; line-height: 1.45; }
.qualification-info p { margin: 0; font-size: 15px; }
.qualification-info code { display: block; overflow: hidden; margin-top: 10px; color: #8797a8; font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.qualification-empty { grid-column: 1 / -1; position: relative; min-height: 210px; overflow: hidden; border: 1px dashed #d2d5d8; border-radius: 12px; background: #f7f7f6; padding: 50px 8%; }
.qualification-empty::after { position: absolute; top: -80px; right: 8%; width: 260px; height: 260px; border: 1px solid rgba(0,0,0,.07); border-radius: 50%; content: ""; box-shadow: 0 0 0 45px rgba(0,0,0,.018); }
.qualification-empty > span { color: var(--brand); font-size: 10px; font-weight: 800; letter-spacing: .2em; }
.qualification-empty h3 { margin: 12px 0 6px; color: var(--heading); font-size: 28px; }
.qualification-empty p { max-width: 580px; margin: 0; }

.page-hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); background: linear-gradient(115deg, #ffffff, #edf4ff); color: #617489; padding: 115px 0; }
.page-hero::after { position: absolute; top: -160px; right: 6%; width: 430px; height: 430px; border: 1px solid rgba(112, 211, 211, 0.12); border-radius: 50%; content: ""; box-shadow: 0 0 0 70px rgba(112, 211, 211, 0.04), 0 0 0 140px rgba(112, 211, 211, 0.025); }
.page-hero-layout { position: relative; z-index: 2; display: flex; justify-content: space-between; align-items: flex-end; }
.page-hero h1 { margin: 12px 0; color: var(--heading); font-size: clamp(46px, 5vw, 72px); letter-spacing: -0.04em; }
.page-hero p:last-child { max-width: 760px; margin: 0; font-size: 19px; }
.page-hero-code { color: rgba(23, 105, 224, 0.17); font-size: 23px; font-weight: 800; letter-spacing: 0.13em; line-height: 1.35; text-align: right; }

.product-detail-page { border-bottom: 1px solid #e1e3e5; background: #fff; color: var(--heading); padding: 28px 0 0; }
.product-breadcrumb { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; margin-bottom: 30px; color: #858b90; font-size: 13px; }
.product-breadcrumb a:hover { color: #111; }
.product-breadcrumb span { color: #c1c4c6; }
.product-breadcrumb strong { overflow: hidden; max-width: 340px; color: #3c4247; font-size: inherit; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }
.product-split-hero { display: grid; grid-template-columns: minmax(0,.96fr) minmax(0,1.04fr); min-height: 590px; overflow: hidden; border: 1px solid #dddfdf; border-radius: 18px; background: #fff; }
.product-detail-visual { display: flex; min-width: 0; align-items: center; justify-content: center; border-right: 1px solid #dddfdf; background: #f7f8f9; padding: 18px; }
.product-detail-media { position: relative; width: 100%; max-width: 520px; aspect-ratio: 1; min-height: 0; overflow: hidden; background: #fff; border-radius: 12px; }
.product-detail-media.product-media-fallback { border: 1px dashed #d9dcde; background: #fff; min-height: 320px; aspect-ratio: 1; }
.product-detail-media img { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.product-detail-media > small { position: absolute; right: 0; bottom: 0; left: 0; color: #8b9093; font-size: 12px; font-weight: 700; text-align: center; }
.product-detail-media .molecule-mark { width: 120px; height: 120px; border-color: rgba(17,17,17,.2); }
.product-detail-media .molecule-mark::before, .product-detail-media .molecule-mark::after { background: rgba(17,17,17,.28); }
.product-detail-copy { display: flex; min-width: 0; flex-direction: column; justify-content: center; padding: 58px 62px; }
.product-detail-tags { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.product-detail-tags span { display: inline-flex; gap: 7px; align-items: center; border: 1px solid #d9dcde; border-radius: 999px; background: #fff; color: #3b4147; padding: 5px 12px; font-size: 12px; font-weight: 800; }
.product-detail-tags span::before { width: 6px; height: 6px; border-radius: 50%; background: #59b968; content: ""; }
.product-detail-tags small { color: #767d83; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; font-weight: 700; letter-spacing: .03em; }
.product-detail-copy h1 { margin: 20px 0 18px; font-size: clamp(44px,4.2vw,62px); letter-spacing: -.05em; line-height: 1.15; }
.product-detail-summary { max-width: 700px; margin: 0; color: #5e676f; font-size: 18px; line-height: 1.9; }
.product-info-list { margin: 34px 0 0; border-top: 1px solid #dedfdf; }
.product-info-list > div { display: grid; grid-template-columns: 116px minmax(0,1fr); gap: 20px; border-bottom: 1px solid #dedfdf; padding: 14px 0; }
.product-info-list dt { color: #858b90; font-size: 13px; font-weight: 700; }
.product-info-list dd { margin: 0; color: #252a2e; font-size: 15px; font-weight: 700; }
.product-info-list > div:first-child dd { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: .03em; }
.product-inline-contact { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; overflow: hidden; border: 1px solid #dedfdf; border-radius: 12px; background: #fff; margin-top: 24px; }
.product-inline-contact.product-inline-managers { grid-template-columns: 1fr; }
.product-inline-manager { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; }
.product-inline-manager + .product-inline-manager { border-top: 1px solid #dedfdf; }
.product-inline-phone { display: grid; gap: 3px; padding: 17px 20px; }
.product-inline-phone span { color: #858b90; font-size: 12px; font-weight: 700; }
.product-inline-phone a, .product-inline-phone strong { color: #111; font-size: 25px; font-weight: 800; letter-spacing: -.035em; line-height: 1.25; }
.product-inline-wechat-list { display: flex; flex-wrap: wrap; }
.product-inline-wechat { display: flex; gap: 12px; align-items: center; border-left: 1px solid #dedfdf; padding: 10px 14px; }
.product-inline-wechat img { width: 66px; height: 66px; border-radius: 7px; background: #fff; object-fit: contain; }
.product-inline-wechat div { display: grid; gap: 3px; }
.product-inline-wechat strong { color: #252a2e; font-size: 13px; }
.product-inline-wechat span { color: #858b90; font-size: 11px; white-space: nowrap; }
.product-detail-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 22px; }
.product-primary-action, .product-back-link { display: inline-flex; min-height: 46px; align-items: center; justify-content: center; border-radius: 999px; padding: 0 23px; font-size: 14px; font-weight: 800; transition: .2s; }
.product-primary-action { background: #111; color: #fff; }
.product-primary-action:hover { background: #303030; color: #fff; transform: translateY(-1px); }
.product-back-link { border: 1px solid #ced1d3; background: #fff; color: #31363b; }
.product-back-link:hover { border-color: #111; color: #111; }
.product-directory-link { display: inline-flex; min-height: 46px; align-items: center; border-bottom: 1px solid #aeb3b6; color: #666e74; margin-left: 6px; font-size: 13px; font-weight: 800; }
.product-directory-link:hover { border-color: #111; color: #111; }
.product-rich-section, .product-report-section { scroll-margin-top: 20px; padding: 105px 0 112px; }
.product-rich-section { background: #fff; }
.product-report-section { border-top: 1px solid #e0e1e1; background: #fff; }
.product-editorial-layout { max-width: 1180px; }
.product-report-layout { display: grid; grid-template-columns: 280px minmax(0,1fr); gap: 90px; align-items: start; }
.product-detail-content-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 50px; border-radius: 16px; background: #f3f3f1; margin-bottom: 30px; padding: 25px 28px; }
.product-detail-content-heading div { display: grid; gap: 9px; }
.product-detail-content-heading span { display: inline-flex; width: max-content; gap: 7px; align-items: center; border-radius: 999px; background: #111; color: #fff; padding: 5px 12px; font-size: 11px; font-weight: 800; }
.product-detail-content-heading span::before { width: 6px; height: 6px; border-radius: 50%; background: #6fd17b; content: ""; }
.product-detail-content-heading h2 { margin: 0; color: #111; font-size: 42px; letter-spacing: -.04em; line-height: 1.2; }
.product-detail-content-heading > p { max-width: 450px; margin: 0; color: #7c848a; font-size: 15px; text-align: right; }
.product-rich-main { overflow: hidden; border: 1px solid #e0e1e1; border-radius: 18px; background: #fff; padding: 58px 64px; box-shadow: 0 16px 44px rgba(0,0,0,.035); }
.product-section-heading { position: sticky; top: 28px; }
.product-section-heading > span { display: block; color: #959a9e; font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.product-section-heading h2 { margin: 15px 0 10px; color: #111; font-size: 40px; letter-spacing: -.04em; line-height: 1.2; }
.product-section-heading p { max-width: 230px; margin: 0; color: #858b90; font-size: 14px; line-height: 1.7; }
.article-content { min-width: 0; color: #4f5961; font-size: 18px; line-height: 1.95; }
.product-rich-content { max-width: none; }
.product-rich-content > :first-child { margin-top: 0; }
.product-rich-content > :last-child { margin-bottom: 0; }
.product-rich-content h2 { border: 0; border-radius: 10px; background: #f3f3f1; margin: 42px 0 18px; padding: 14px 18px; font-size: 27px; line-height: 1.4; }
.product-rich-content h2:first-child { margin-top: 0; }
.product-rich-content h3 { margin: 32px 0 12px; font-size: 22px; }
.product-rich-content p { margin: 0 0 20px; }
.product-rich-content ul, .product-rich-content ol { margin: 15px 0 26px; padding-left: 1.35em; }
.product-rich-content li + li { margin-top: 7px; }
.product-rich-content img { width: auto; max-width: 100%; height: auto; border-radius: 10px; margin: 28px auto; }
.product-rich-content table { width: 100%; border-collapse: collapse; margin: 26px 0; background: #fff; font-size: 15px; }
.product-rich-content th, .product-rich-content td { border: 1px solid #dfe1e2; padding: 13px 15px; text-align: left; }
.product-rich-content th { background: #f2f3f3; color: #252a2f; }
.product-compliance-note { display: grid; grid-template-columns: 160px minmax(0,1fr); gap: 28px; border-radius: 13px; background: #f3f3f1; margin-top: 46px; padding: 25px 28px; }
.product-compliance-note span { color: #1f2428; font-size: 15px; font-weight: 800; }
.product-compliance-note p { margin: 0; color: #687179; font-size: 13px; line-height: 1.8; }
.product-report-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
.product-report-heading { border-radius: 14px; background: #f3f3f1; padding: 22px; }
.product-report-card { overflow: hidden; border: 1px solid #dedfdf; border-radius: 12px; background: #fff; transition: .25s; }
.product-report-card:hover { box-shadow: 0 18px 38px rgba(0,0,0,.08); transform: translateY(-3px); }
.product-report-image { position: relative; overflow: hidden; aspect-ratio: .76; background: #fff; }
.product-report-image::after { position: absolute; inset: 0; background: rgba(0,0,0,.5); opacity: 0; content: ""; transition: .2s; }
.product-report-image img { width: 100%; height: 100%; object-fit: contain; padding: 15px; }
.product-report-image span { position: absolute; z-index: 2; top: 50%; left: 50%; color: #fff; opacity: 0; font-size: 14px; font-weight: 800; transform: translate(-50%,-40%); transition: .2s; }
.product-report-card:hover .product-report-image::after, .product-report-card:hover .product-report-image span { opacity: 1; }
.product-report-file, .qualification-file { display: grid; place-items: center; gap: 10px; background: linear-gradient(180deg, #f7f8f9, #eef1f4); }
.product-report-file::after, .qualification-file::after { display: none; }
.product-report-file-badge, .qualification-file-badge { display: inline-flex; align-items: center; justify-content: center; min-width: 72px; border-radius: 10px; background: #1f4e79; color: #fff; padding: 12px 16px; font-size: 18px; font-weight: 800; letter-spacing: .08em; }
.product-report-file > span:last-child, .qualification-file > span:last-child { position: static; opacity: 1; color: #5b6570; transform: none; }
.product-report-info { padding: 22px; }
.product-report-info h3 { margin: 0 0 7px; color: #111; font-size: 19px; }
.product-report-info p { margin: 0; color: #687179; font-size: 14px; }
.product-report-info code { display: block; margin-top: 8px; color: #858d94; font-size: 12px; }
.product-report-info small { display: block; margin-top: 10px; color: #747d85; font-size: 13px; line-height: 1.7; }
.product-report-empty { grid-column: 1 / -1; border: 1px dashed #c8cbcd; background: #fff; padding: 48px 44px; }
.product-report-empty h3 { margin: 0 0 6px; color: #111; font-size: 23px; }
.product-report-empty p { margin: 0; color: #727b82; }
.article-content h2, .article-content h3, .article-body h2, .article-body h3 { color: var(--heading); }
.article-content img { height: auto; }
.article-body { max-width: 1060px; padding-top: 90px; padding-bottom: 115px; font-size: 18px; }
.article-cover { width: 100%; max-height: 540px; margin-bottom: 38px; object-fit: cover; }

.inquiry-section { position: relative; overflow: hidden; border-top: 1px solid var(--line); background: #fff; color: #607489; padding: 104px 0; }
.inquiry-section::before { display: none; }
.inquiry-grid { position: relative; display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 105px; }
.inquiry-section h2 { color: var(--heading); }
.inquiry-copy > p:not(.eyebrow) { max-width: 500px; }
.contact-direct { display: grid; grid-template-columns: auto 1fr; gap: 7px 18px; margin-top: 30px; }
.contact-direct span { color: #718c97; font-size: 14px; }
.contact-direct strong { color: var(--heading); font-size: 17px; }
.sales-wechat-list { display: grid; gap: 14px; margin-top: 28px; }
.sales-wechat { display: flex; gap: 18px; align-items: center; width: max-content; max-width: 100%; border: 1px solid #e0e3e6; border-radius: 12px; background: #f8f8f7; padding: 12px 18px 12px 12px; }
.sales-wechat img { width: 120px; height: 120px; object-fit: contain; }
.sales-wechat div { display: grid; gap: 4px; }
.sales-wechat strong { color: var(--heading); font-size: 17px; }
.sales-wechat .sales-phone { color: #111; font-size: 20px; font-weight: 800; letter-spacing: -.02em; line-height: 1.3; }
.sales-wechat .sales-phone:hover { color: var(--brand); }
.sales-wechat span { color: #7a8999; font-size: 14px; }
.contact-direct a { color: inherit; }
.contact-card-info a { color: inherit; }
#inquiry-form { border: 1px solid #e0e3e6; border-radius: 16px; background: #fff; padding: 42px; box-shadow: 0 18px 50px rgba(0, 0, 0, .065); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: block; color: #52687c; font-size: 14px; }
input, textarea { width: 100%; border: 1px solid #cbd7e5; outline: 0; background: #fff; color: var(--ink); margin-top: 7px; padding: 14px 15px; font: inherit; transition: border-color 0.2s; }
input:focus, textarea:focus { border-color: var(--brand-light); }
textarea { resize: vertical; }
#inquiry-form > label { margin-top: 16px; }
#inquiry-form .button { margin-top: 20px; }
.form-message { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.hidden-field { position: absolute; left: -9999px; }

.site-toast {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(10, 13, 18, .42);
  backdrop-filter: blur(2px);
}
.site-toast[hidden] { display: none !important; }
.site-toast-card {
  width: min(100%, 380px);
  border-radius: 18px;
  background: #fff;
  padding: 28px 26px 22px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .22);
  text-align: center;
}
.site-toast-text {
  margin: 0;
  color: #111;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.45;
}
.site-toast.is-info .site-toast-text { color: #334155; font-weight: 700; font-size: 16px; }
.site-toast.is-error .site-toast-text { color: #b42318; }
.site-toast.is-success .site-toast-text { color: #111; }
.site-toast-close {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  background: #111;
  color: #fff;
  margin-top: 20px;
  padding: 0 22px;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}
.site-toast-close:hover { background: #303030; }
body.site-toast-open { overflow: hidden; }

.site-footer { position: relative; border-top: 0; background: #080a0e; color: #fff; padding-top: 80px; }
.site-footer::before { display: none; }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, .75fr) auto; gap: 60px; align-items: start; }
.footer-grid-no-qr { grid-template-columns: minmax(0, 1.35fr) minmax(280px, .9fr); }
.footer-grid strong { color: #fff; font-size: 26px; font-weight: 800; }
.footer-grid p { margin: 8px 0; color: #fff; font-weight: 700; }
.footer-brand p { max-width: 680px; color: rgba(255,255,255,.92); font-size: 16px; line-height: 1.9; font-weight: 600; white-space: pre-line; }
.footer-contact { border-left: 1px solid rgba(255,255,255,.18); padding-left: 48px; }
.footer-service-list { display: flex; flex-wrap: wrap; gap: 22px; justify-content: flex-end; }
.footer-service { display: grid; min-width: 138px; justify-items: center; gap: 7px; text-align: center; }
.footer-service img { width: 124px; height: 124px; border-radius: 10px; background: #fff; object-fit: contain; padding: 6px; }
.footer-service strong { font-size: 17px; }
.footer-service span { max-width: 165px; color: #fff; font-size: 13px; font-weight: 700; line-height: 1.55; }
.copyright { border-top: 1px solid rgba(255,255,255,.16); margin-top: 56px; color: #fff; padding: 22px; text-align: center; font-size: 13px; font-weight: 700; }
.empty { grid-column: 1 / -1; color: #879aa2; padding: 45px; text-align: center; }

.contact-float { position: fixed; z-index: 80; top: 50%; right: 20px; width: 240px; overflow: hidden; border: 1px solid #d9dbdc; border-radius: 21px; background: #fff; box-shadow: 0 22px 54px rgba(0,0,0,.17); color: #111; transform: translateY(-50%); }
.contact-card-disclosure, .contact-card-disclosure summary { margin: 0; }
.contact-card-heading { display: flex; min-height: 82px; align-items: center; justify-content: space-between; gap: 18px; background: #111; color: #fff; padding: 18px 21px; cursor: pointer; list-style: none; }
.contact-card-heading::-webkit-details-marker { display: none; }
.contact-card-heading > span { display: grid; gap: 4px; }
.contact-card-heading strong { color: #fff; font-size: 19px; font-weight: 800; }
.contact-card-heading small { color: rgba(255,255,255,.7); font-size: 11px; white-space: nowrap; }
.contact-card-heading i { width: 10px; height: 10px; flex: 0 0 auto; border-right: 2px solid rgba(255,255,255,.85); border-bottom: 2px solid rgba(255,255,255,.85); transform: rotate(45deg) translate(-2px,-2px); transition: transform .22s; }
.contact-card-disclosure[open] .contact-card-heading i { transform: rotate(225deg) translate(-1px,-1px); }
.contact-card-body { padding: 18px; }
.contact-card-info { display: grid; gap: 6px; border-radius: 13px; background: #f3f3f1; padding: 14px 15px; }
.contact-card-info + .contact-card-info { margin-top: 10px; }
.contact-card-info small { color: #727a80; font-size: 11px; font-weight: 800; }
.contact-card-info strong { color: #111; font-size: 20px; line-height: 1.35; }
.contact-card-email strong { overflow-wrap: anywhere; font-size: 13px; }
.contact-card-qr { margin-top: 17px; text-align: center; }
.contact-card-qr-list { display: grid; gap: 14px; margin-top: 17px; }
.contact-card-qr-list .contact-card-qr { margin-top: 0; padding-top: 12px; border-top: 1px solid #eceeed; }
.contact-card-qr-list .contact-card-qr:first-child { padding-top: 0; border-top: 0; }
.contact-card-qr img { display: block; width: 156px; height: 156px; border-radius: 10px; background: #fff; margin: 0 auto 10px; object-fit: contain; }
.contact-card-qr strong { display: block; color: #222; font-size: 13px; }
.contact-card-qr small { display: block; color: #7e868c; margin-top: 4px; font-size: 11px; }

@media (max-width: 1199px) {
  .catalog-product-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}

@media (max-width: 1100px) {
  .product-detail-copy { padding: 46px; }
  .product-report-layout { grid-template-columns: 220px minmax(0,1fr); gap: 52px; }
  .product-report-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .contact-float { width: 202px; }
  .contact-card-heading { padding: 16px 17px; }
  .contact-card-heading strong { font-size: 17px; }
  .contact-card-body { padding: 14px; }
  .contact-card-info { padding: 11px 12px; }
  .contact-card-info strong { font-size: 18px; }
  .contact-card-qr img { width: 130px; height: 130px; }
}

@media (max-width: 980px) {
  .main-nav { gap: 18px; }
  .hero-layout { grid-template-columns: 1fr 0.72fr; gap: 35px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: 1fr 1fr; }
  .service-grid > div { border-bottom: 1px solid var(--line); }
  .application-layout { gap: 50px; }
  .about-company-copy { padding: 50px 42px; }
  .about-introduction-layout { grid-template-columns: 260px minmax(0,1fr); gap: 50px; }
  .about-capability-grid article { padding: 28px; }
  .product-split-hero { grid-template-columns: 1fr; }
  .product-detail-visual { border-right: 0; border-bottom: 1px solid #dddfdf; padding: 16px; }
  .product-detail-media { max-width: 420px; margin: 0 auto; }
  .news-index-hero-layout { grid-template-columns: minmax(0,1fr) 250px; gap: 40px; padding: 52px 46px; }
  .news-featured-card { grid-template-columns: 1fr; }
  .news-featured-card.is-text-only { grid-template-columns: 1fr; }
  .news-featured-media, .news-featured-media img { height: 160px; min-height: 0; max-height: none; }
  .news-index-grid { grid-template-columns: 1fr; }
  .news-detail-layout { grid-template-columns: 220px minmax(0,1fr); gap: 48px; }
}

@media (max-width: 760px) {
  .container { width: min(100% - 32px, 1220px); }
  .topbar .container { display: block; }
  .topbar .container span:last-child { display: none; }
  .nav-row { min-height: 64px; }
  .brand img { max-width: 185px; height: 32px; }
  .brand-name strong { font-size: 17px; }
  .nav-toggle { display: block; }
  .main-nav { position: absolute; z-index: 20; top: 100%; right: 0; left: 0; display: none; background: #fff; padding: 20px 24px 26px; box-shadow: 0 18px 30px rgba(7, 28, 42, 0.16); }
  .main-nav.open { display: grid; }
  .main-nav > a { padding: 7px 0; }
  .main-nav > a::after { display: none; }
  .main-nav .nav-contact { margin-top: 5px; text-align: center; }
  .hero-slider, .hero-slide { min-height: auto; }
  .hero-layout { min-height: 590px; grid-template-columns: 1fr; gap: 45px; padding: 68px 0 82px; }
  .hero-copy { width: 100%; }
  .hero h1 { font-size: 44px; }
  .hero-lead { font-size: 16px; }
  .hero-safety { flex-wrap: wrap; gap: 10px 22px; margin-top: 30px; }
  .hero-dots { bottom: 34px; }
  .hero-search { grid-template-columns: 1fr; }
  .hero-search button { min-height: 48px; }
  .hero-panel { min-height: auto; padding: 32px 25px; }
  .hero-panel h2 { font-size: 25px; }
  .discovery-shell { grid-template-columns: 1fr; transform: translateY(-22px); }
  .discovery-intro, .discovery-main { padding: 28px 24px; }
  .product-search > div { grid-template-columns: 1fr; }
  .product-search button { min-height: 48px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-grid > div, .service-grid > div:first-child { min-height: 92px; border-right: 0; border-left: 0; }
  .section { padding: 70px 0; }
  .section-heading { display: block; }
  .section-heading > a { display: inline-block; margin-top: 20px; }
  .product-grid, .news-card-grid { grid-template-columns: 1fr; }
  .product-empty { min-height: 250px; padding: 35px; }
  .product-empty .molecule-mark { opacity: 0.28; }
  .about-home { padding: 70px 0; }
  .about-home-layout, .about-page-layout, .about-story-layout { grid-template-columns: 1fr; gap: 45px; }
  .about-home-layout { gap: 0; border-radius: 14px; }
  .about-visual { min-height: 340px; grid-column: auto; grid-row: auto; border-radius: 14px 14px 0 0; margin: 0; clip-path: none; }
  .about-visual-image img { position: absolute; height: 100%; padding: 0; }
  .about-visual-image::after { display: none; }
  .about-home-copy { min-height: 0; grid-column: auto; grid-row: auto; margin: 0; padding: 38px 28px 36px; }
  .about-home-copy::before { display: none; }
  .about-lead { max-height: none; }
  .about-symbol { top: 42px; left: 34px; }
  .about-symbol span, .about-page-mark span { font-size: 72px; }
  .about-visual-note { right: 28px; bottom: 28px; left: 34px; display: grid; gap: 4px; }
  .about-page-hero { padding: 72px 0; }
  .about-page-mark { display: none; }
  .about-story { padding: 70px 0; }
  .about-story-content { padding-left: 24px; font-size: 16px; }
  .about-value-grid { grid-template-columns: 1fr; }
  .about-value-grid article { min-height: 180px; }
  .about-company-hero { padding: 24px 0 70px; }
  .about-company-layout { grid-template-columns: 1fr; }
  .about-company-copy { padding: 42px 30px; }
  .about-company-image { min-height: 360px; border-top: 1px solid #dedfdf; border-left: 0; }
  .about-company-image img { min-height: 360px; }
  .about-introduction { padding: 72px 0 78px; }
  .about-introduction-layout { grid-template-columns: 1fr; gap: 34px; }
  .about-introduction-heading { position: static; }
  .about-capabilities { padding: 72px 0 78px; }
  .about-capabilities-heading { display: block; }
  .about-capabilities-heading > p { margin-top: 15px; text-align: left; }
  .about-capability-grid { grid-template-columns: 1fr; }
  .about-capability-grid article { min-height: 190px; }
  .application-layout { grid-template-columns: 1fr; gap: 50px; padding: 75px 0; }
  .application-steps { grid-template-columns: 1fr; }
  .application-steps article { min-height: 170px; }
  .news-list article { grid-template-columns: 1fr; gap: 5px; }
  .news-list article > a { display: none; }
  .catalog-tools .container { grid-template-columns: 1fr; gap: 25px; }
  .result-summary { align-items: flex-start; gap: 10px; }
  .catalog-layout { grid-template-columns: 1fr; gap: 30px; }
  .catalog-sidebar { position: static; }
  .category-panel { padding: 16px; }
  .category-sidebar { grid-template-columns: 1fr 1fr; }
  .catalog-product-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .qualification-section { padding: 70px 0; }
  .qualification-grid { grid-template-columns: 1fr 1fr; }
  .page-hero { padding: 72px 0; }
  .page-hero-layout { display: block; }
  .page-hero-code { display: none; }
  .product-detail-page { padding: 24px 0 0; }
  .product-split-hero { min-height: 0; border-radius: 14px; }
  .product-detail-visual { padding: 14px; }
  .product-detail-copy { padding: 36px 30px 40px; }
  .product-breadcrumb { margin-bottom: 26px; }
  .product-detail-copy h1 { font-size: 44px; }
  .product-detail-media { max-width: 360px; margin: 0 auto; }
  .product-rich-section, .product-report-section { padding: 72px 0 78px; }
  .product-report-layout { grid-template-columns: 1fr; gap: 34px; }
  .product-detail-content-heading { align-items: flex-start; flex-direction: column; gap: 12px; margin-bottom: 28px; padding-bottom: 22px; }
  .product-detail-content-heading h2 { font-size: 36px; }
  .product-detail-content-heading > p { max-width: none; text-align: left; }
  .product-rich-main { border-radius: 14px; padding: 40px 34px; }
  .product-section-heading { position: static; display: grid; grid-template-columns: 40px minmax(0,1fr); gap: 0 14px; }
  .product-section-heading > span { grid-row: 1 / 3; padding-top: 5px; }
  .product-section-heading h2 { grid-column: 2; margin: 0 0 6px; font-size: 34px; }
  .product-section-heading p { grid-column: 2; max-width: none; }
  .product-compliance-note { grid-template-columns: 1fr; gap: 10px; }
  .product-report-grid { grid-template-columns: 1fr 1fr; }
  .news-index-hero { padding: 24px 0 62px; }
  .news-index-hero-layout { grid-template-columns: 1fr; gap: 32px; min-height: 0; border-radius: 15px; padding: 40px 30px; }
  .news-index-hero h1 { font-size: 44px; }
  .news-index-hero-layout > div:first-child > p { font-size: 16px; }
  .news-index-overview { padding: 26px; }
  .news-index-overview strong { font-size: 50px; }
  .news-index-content { padding: 72px 0 82px; }
  .news-index-heading { display: block; margin-bottom: 28px; }
  .news-index-heading h2 { font-size: 36px; }
  .news-index-heading > p { margin-top: 12px; }
  .news-featured-media, .news-featured-media img { height: 140px; min-height: 0; max-height: none; }
  .news-featured-copy { padding: 24px 22px 28px; }
  .news-featured-copy h2 { font-size: 22px; }
  .news-index-card { grid-template-columns: 96px minmax(0,1fr); }
  .news-index-card-media, .news-index-card-media img { height: 84px; min-height: 0; max-height: none; }
  .news-empty-state { padding: 50px 36px; }
  .news-empty-state::after { right: -120px; opacity: .7; }
  .news-detail-header { padding-top: 24px; }
  .news-detail-heading { border-radius: 15px; padding: 38px 32px; }
  .news-detail-heading h1 { font-size: 42px; }
  .news-detail-cover { border-radius: 15px; }
  .news-detail-cover img { max-height: 440px; }
  .news-detail-section { padding: 72px 0 82px; }
  .news-detail-layout { grid-template-columns: 1fr; gap: 40px; }
  .news-detail-aside { position: static; }
  .inquiry-grid, .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .footer-contact { border-top: 1px solid rgba(255,255,255,.18); border-left: 0; padding-top: 28px; padding-left: 0; }
  .footer-service-list { justify-content: flex-start; }
  .footer-service { justify-items: start; border-top: 1px solid rgba(255,255,255,.18); padding-top: 28px; text-align: left; }
  .inquiry-section { padding: 75px 0; }
  #inquiry-form { padding: 24px 20px; }
  .form-grid { grid-template-columns: 1fr; }
  .contact-float { right: 8px; width: 178px; border-radius: 16px; }
  .contact-card-heading { padding: 13px 14px; }
  .contact-card-heading strong { font-size: 15px; }
  .contact-card-body { padding: 10px; }
  .contact-card-info { padding: 9px 10px; }
  .contact-card-info strong { font-size: 16px; }
  .contact-card-email strong { font-size: 10px; }
  .contact-card-qr { margin-top: 9px; }
  .contact-card-qr img { width: 104px; height: 104px; }
}

@media (max-width: 480px) {
  .catalog-workspace { padding-top: 38px; }
  .catalog-heading { display: block; margin-bottom: 25px; padding-bottom: 22px; }
  .catalog-heading > span { display: inline-block; margin-top: 17px; }
  .category-sidebar { grid-template-columns: 1fr; }
  .catalog-search-clean { padding: 16px; }
  .catalog-search-box { grid-template-columns: 38px minmax(0,1fr); padding: 4px; }
  .catalog-search-icon { margin-left: 10px; }
  .catalog-search-clean button { grid-column: 1 / -1; width: 100%; margin-top: 4px; }
  .catalog-product-grid { grid-template-columns: 1fr; }
  .qualification-grid { grid-template-columns: 1fr; }
  .about-company-layout { border-radius: 14px; }
  .about-company-copy { padding: 34px 23px; }
  .about-company-copy h1 { font-size: 39px; }
  .about-company-copy > p { font-size: 16px; }
  .about-company-meta { grid-template-columns: 1fr; }
  .about-company-image, .about-company-image img { min-height: 300px; }
  .about-company-image-fallback { padding: 30px; }
  .about-introduction-heading { padding: 24px; }
  .about-introduction-heading h2 { font-size: 30px; }
  .about-introduction-content { font-size: 16px; }
  .about-contact-strip { grid-template-columns: 1fr; }
  .about-capabilities-heading h2 { font-size: 34px; }
  .product-detail-page { padding-top: 20px; }
  .product-split-hero { border-radius: 12px; }
  .product-detail-visual { padding: 18px; }
  .product-detail-copy { padding: 28px 22px 32px; }
  .product-detail-copy h1 { font-size: 36px; }
  .product-detail-summary { font-size: 16px; }
  .product-info-list > div { grid-template-columns: 92px minmax(0,1fr); gap: 14px; }
  .product-inline-contact { grid-template-columns: 1fr; }
  .product-inline-wechat-list { width: 100%; flex-direction: column; }
  .product-inline-manager { grid-template-columns: 1fr; }
  .product-inline-wechat { border-top: 1px solid #dedfdf; border-left: 0; }
  .product-detail-actions { display: grid; grid-template-columns: 1fr; }
  .product-primary-action, .product-back-link, .product-directory-link { width: 100%; justify-content: center; margin-left: 0; }
  .product-detail-media { max-width: 280px; margin: 0 auto; }
  .product-rich-section, .product-report-section { padding: 58px 0 64px; }
  .product-detail-content-heading h2 { font-size: 31px; }
  .product-rich-main { padding: 30px 22px; }
  .product-section-heading { grid-template-columns: 32px minmax(0,1fr); gap: 0 10px; }
  .product-section-heading h2 { font-size: 28px; }
  .product-compliance-note { padding: 23px 20px; }
  .product-rich-content h2 { font-size: 25px; }
  .product-rich-content table { display: block; overflow-x: auto; }
  .product-report-grid { grid-template-columns: 1fr; }
  .product-report-empty { padding: 32px 25px; }
  .news-index-hero-layout { padding: 32px 23px; }
  .news-index-hero h1 { font-size: 37px; }
  .news-index-overview { padding: 22px; }
  .news-index-content { padding: 58px 0 66px; }
  .news-index-heading h2 { font-size: 31px; }
  .news-featured-media, .news-featured-media img { height: 120px; min-height: 0; max-height: none; }
  .news-featured-copy { padding: 22px 18px 26px; }
  .news-featured-copy h2 { font-size: 20px; }
  .news-index-card { grid-template-columns: 1fr; }
  .news-index-card-media, .news-index-card-media img { height: 120px; min-height: 0; max-height: none; }
  .news-empty-state { padding: 38px 24px; }
  .news-empty-state h2 { font-size: 30px; }
  .news-empty-state a { width: 100%; }
  .news-detail-breadcrumb strong { max-width: 180px; }
  .news-detail-heading { padding: 30px 23px; }
  .news-detail-heading h1 { font-size: 34px; }
  .news-detail-heading > div { align-items: flex-start; flex-direction: column; gap: 10px; }
  .news-detail-cover img { min-height: 240px; object-fit: cover; }
  .news-detail-body { font-size: 16px; }
  .news-detail-body h2, .news-detail-body h3 { margin-top: 30px; }
  .news-detail-body table { display: block; overflow-x: auto; }
}

body.media-preview-open { overflow: hidden; }
.media-preview[hidden] { display: none !important; }
.media-preview { position: fixed; inset: 0; z-index: 1200; display: grid; place-items: center; padding: 24px; }
.media-preview-backdrop { position: absolute; inset: 0; background: rgba(12, 18, 28, .72); }
.media-preview-dialog { position: relative; z-index: 1; display: flex; flex-direction: column; width: min(1080px, 100%); max-height: min(92vh, 960px); overflow: hidden; border-radius: 14px; background: #fff; box-shadow: 0 28px 80px rgba(0, 0, 0, .35); }
.media-preview-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 18px; border-bottom: 1px solid #e7e9ec; }
.media-preview-header strong { overflow: hidden; color: #111; font-size: 16px; text-overflow: ellipsis; white-space: nowrap; }
.media-preview-close { flex: none; border: 0; border-radius: 8px; background: #f1f3f5; color: #222; cursor: pointer; padding: 8px 14px; font-size: 14px; font-weight: 700; }
.media-preview-close:hover { background: #e5e8eb; }
.media-preview-body { display: grid; place-items: center; overflow: auto; min-height: 280px; background: #f6f7f8; padding: 18px; }
.media-preview-status { margin: 0 0 12px; color: #4b5563; font-size: 14px; text-align: center; }
.media-preview-status a { color: #0f4c81; font-weight: 700; text-decoration: underline; }
.media-preview-image { display: block; max-width: 100%; max-height: min(78vh, 820px); width: auto; height: auto; object-fit: contain; background: #fff; box-shadow: 0 8px 28px rgba(0, 0, 0, .08); }
.media-preview-frame { width: 100%; min-height: min(78vh, 820px); border: 0; background: #fff; }

@media (max-width: 720px) {
  .media-preview { padding: 12px; }
  .media-preview-header { padding: 14px; }
  .media-preview-body { padding: 12px; }
}