/* QXC 2026 visual system: manufacturing credibility with a restrained brand accent. */
:root {
  --qxc-brand: #2f80c8;
  --qxc-brand-dark: #145c96;
  --qxc-brand-soft: #eaf5ff;
  --qxc-ink: #1b3f5f;
  --qxc-text: #476274;
  --qxc-muted: #718392;
  --qxc-paper: #f3f8fc;
  --qxc-surface: #ffffff;
  --qxc-line: #dce8f1;
  --qxc-green: #16806a;
  --qxc-gold: #bd842f;
  --qxc-radius: 14px;
  --qxc-shadow: 0 18px 50px rgba(31, 105, 160, .12);
}

html { scroll-behavior: smooth; }
body {
  color: var(--qxc-ink);
  background: var(--qxc-surface);
  font-family: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Microsoft YaHei UI", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  font-kerning: normal;
}
body > div[style*="linear-gradient(90deg,#FF1493"],
body > div[style*="linear-gradient(135deg,#FF69B4,#FF8DC7);height:8px"] { display: none !important; }
a { text-underline-offset: .18em; }
img { height: auto; }
::selection { background: rgba(47, 128, 200, .18); }

.skip-link {
  position: fixed; top: 10px; left: 10px; z-index: 10000;
  padding: 10px 16px; border-radius: 8px; color: #fff; background: var(--qxc-ink);
  transform: translateY(-160%); transition: transform .18s;
}
.skip-link:focus { transform: translateY(0); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible,
[role="button"]:focus-visible { outline: 3px solid rgba(47, 128, 200, .32); outline-offset: 3px; }

/* Header */
.header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255,255,255,.96); border-bottom: 1px solid var(--qxc-line);
  box-shadow: none; backdrop-filter: blur(14px);
}
.header-inner { height: 76px; max-width: 1280px; padding: 0 28px; gap: 24px; }
.logo { gap: 10px; color: var(--qxc-ink); font-size: 19px; letter-spacing: .04em; }
.logo-img { width: 46px; height: 46px; object-fit: contain; }
.logo-qxc { color: var(--qxc-ink); background: none; -webkit-text-fill-color: currentColor; }
.nav { align-items: center; gap: 2px; }
.nav a {
  position: relative; min-height: 44px; display: inline-flex; align-items: center;
  padding: 0 13px; border-radius: 8px; color: #37434d; font-size: 14px; font-weight: 600;
}
.nav a:hover, .nav a.active { color: var(--qxc-brand-dark); background: var(--qxc-brand-soft); }
.nav a.active::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 5px; height: 2px;
  border-radius: 99px; background: var(--qxc-brand);
}
.nav a[href="contact.html"], .nav a[href="/contact.html"] {
  margin-left: 6px; padding: 0 18px; color: #fff; background: var(--qxc-brand-dark);
}
.nav a[href="contact.html"]:hover, .nav a[href="/contact.html"]:hover { color: #fff; background: #0f4e82; }
.nav a[href="contact.html"]::after, .nav a[href="/contact.html"]::after { display: none; }
.nav a[style*="FF69B4"], .header-inner > a[style*="FF69B4"] { display: none !important; }
.nav-toggle {
  min-width: 44px; min-height: 44px; display: none; align-items: center; justify-content: center;
  border: 1px solid var(--qxc-line); border-radius: 10px; color: var(--qxc-ink); font-size: 22px;
}

/* Shared page furniture */
.container, .section-inner { max-width: 1200px; }
.breadcrumb { max-width: 1200px; padding: 14px 24px; color: var(--qxc-muted); }
.breadcrumb a { color: var(--qxc-brand-dark); }
.page-header {
  height: auto; min-height: 250px; padding: 72px 24px; background: var(--qxc-paper);
  border-bottom: 1px solid var(--qxc-line);
}
.page-header .c1, .page-header .c2, .page-header .c3, .page-header .c4,
.page-header .ln1, .page-header .ln2, .page-header .dot { display: none; }
.page-header h1 { color: var(--qxc-ink); font-size: clamp(34px, 5vw, 50px); letter-spacing: -.02em; }
.page-header p { max-width: 720px; margin-inline: auto; color: var(--qxc-text); font-size: 17px; }
.section-title h2 { color: var(--qxc-ink); font-size: clamp(28px, 4vw, 40px); letter-spacing: -.02em; }
.section-title .sub { color: var(--qxc-muted); }
.section-title .line { width: 48px; height: 3px; background: var(--qxc-brand); }
.btn, .hero-btn-main, .hero-btn-second {
  min-height: 48px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px; padding: 0 24px; font-weight: 700; box-shadow: none;
}
.btn-primary, .hero-btn-main { color: #fff; background: var(--qxc-brand-dark); }
.btn-primary:hover, .hero-btn-main:hover { color: #fff; background: #0f4e82; transform: translateY(-2px); box-shadow: 0 12px 28px rgba(20,92,150,.22); }
.hero-btn-second { color: var(--qxc-ink); border: 1px solid var(--qxc-line); background: #fff; }
.hero-btn-second:hover { color: var(--qxc-brand-dark); border-color: var(--qxc-brand); background: #fff; }

/* Homepage */
.hero {
  min-height: 630px; height: auto; padding: 70px 0 58px; overflow: hidden;
  background: radial-gradient(circle at 78% 12%, rgba(207, 229, 247, .85), transparent 34%), linear-gradient(120deg, #fafdff 0%, #f3f8fc 55%, #eaf5ff 100%);
  text-align: left;
}
.hero > .c1, .hero > .c2, .hero > .c3, .hero > .c4,
.hero > .ln1, .hero > .ln2, .hero > .dot { display: none; }
.hero-layout {
  position: relative; z-index: 1; width: min(1240px, calc(100% - 48px)); margin: 0 auto;
  display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(420px, .98fr); gap: 64px; align-items: center;
}
.hero-copy { max-width: 650px; }
.hero-kicker {
  display: inline-flex; align-items: center; gap: 9px; margin-bottom: 18px;
  color: var(--qxc-brand-dark); font-size: 14px; font-weight: 800; letter-spacing: .08em;
}
.hero-kicker::before { content: ""; width: 28px; height: 2px; background: var(--qxc-brand); }
.hero .hero-copy h1 {
  margin: 0 0 22px; color: var(--qxc-ink); font-size: clamp(38px, 4.35vw, 58px);
  line-height: 1.18; letter-spacing: -.018em; word-break: keep-all;
}
.hero .hero-copy h1 em { color: var(--qxc-brand); font-style: normal; }
.hero-desc { max-width: 610px; margin-bottom: 30px; color: var(--qxc-text); font-size: 18px; line-height: 1.85; }
.hero-btns { justify-content: flex-start; gap: 12px; }
.hero-proof { margin-top: 28px; display: flex; gap: 20px; flex-wrap: wrap; color: #3f4c55; font-size: 14px; }
.hero-proof span { display: inline-flex; align-items: center; gap: 7px; }
.hero-proof span::before { content: "✓"; color: var(--qxc-green); font-weight: 900; }
.hero-media { position: relative; min-height: 510px; isolation: isolate; }
.hero-media-main {
  width: 88%; height: 470px; margin-left: auto; object-fit: cover; object-position: center;
  border-radius: 22px; box-shadow: var(--qxc-shadow); background: #ddd;
}
.hero-media-small {
  position: absolute; left: 0; bottom: -10px; width: 43%; height: 185px; object-fit: cover;
  border: 8px solid var(--qxc-paper); border-radius: 18px; box-shadow: 0 16px 40px rgba(24,33,43,.14);
}
.hero-license-card {
  position: absolute; right: -10px; top: 24px; max-width: 220px; padding: 16px 18px;
  border: 1px solid rgba(255,255,255,.7); border-radius: 14px; color: #fff;
  background: rgba(20,92,150,.92); box-shadow: 0 16px 40px rgba(20,92,150,.22);
}
.hero-license-card strong { display: block; margin-bottom: 4px; font-size: 16px; }
.hero-license-card span { color: rgba(255,255,255,.78); font-size: 12px; line-height: 1.55; }
.fact-strip { background: linear-gradient(90deg, #145c96 0%, #1f78b7 58%, #2f8dcc 100%); color: #fff; }
.fact-strip-inner {
  width: min(1200px, calc(100% - 48px)); margin: 0 auto; display: grid; grid-template-columns: repeat(4,1fr);
}
.fact-item { padding: 28px 24px; border-right: 1px solid rgba(255,255,255,.12); }
.fact-item:last-child { border-right: 0; }
.fact-item strong { display: block; margin-bottom: 5px; color: #fff; font-size: 22px; }
.fact-item span { color: rgba(255,255,255,.7); font-size: 13px; }
.fact-item a { color: #fff; text-decoration: underline; }
.section-wrap { padding: 84px 0; }
.section-wrap.warm, .strength-section, .quality-section, .promise-section { background: var(--qxc-paper); }
.strength-grid, .scene-grid, .adv-grid, .cat-detail-grid { gap: 18px; }
.strength-card, .scene-card, .adv-card, .promise-card, .process-item,
.about-text-block, .insight-card, .tip-card, .stat-card, .case-row, .product-card {
  border: 1px solid var(--qxc-line); border-radius: var(--qxc-radius); background: #fff;
  box-shadow: 0 8px 28px rgba(24,33,43,.055);
}
.strength-card:hover, .scene-card:hover, .product-card:hover, .insight-card:hover, .case-row:hover {
  transform: translateY(-4px); box-shadow: var(--qxc-shadow); border-color: #d4cdc5;
}
.brands-section { display: none; }
.certs-honor { background: linear-gradient(135deg, #145c96, #1f78b7); }
.certs-honor h2, .certs-honor .certs-subtitle { color: #fff; }
.cert-card { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.14); box-shadow: none; }
.cert-card .cert-name, .cert-card .cert-desc { color: #fff; }

/* Evidence centre */
.evidence-hero { padding: 84px 24px 68px; background: radial-gradient(circle at 82% 0%, rgba(255,255,255,.18), transparent 32%), linear-gradient(135deg, #145c96 0%, #1f78b7 58%, #61aee2 100%); color: #fff; }
.evidence-hero-inner { width: min(1120px, 100%); margin: 0 auto; }
.evidence-eyebrow { margin-bottom: 16px; color: #d8ecff; font-size: 14px; font-weight: 800; letter-spacing: .13em; }
.evidence-hero h1 { max-width: 850px; margin: 0 0 22px; font-size: clamp(38px, 6vw, 64px); line-height: 1.15; letter-spacing: -.035em; }
.evidence-hero p { max-width: 820px; color: rgba(255,255,255,.76); font-size: 18px; }
.evidence-nav { margin-top: 30px; display: flex; gap: 10px; flex-wrap: wrap; }
.evidence-nav a { padding: 9px 14px; border: 1px solid rgba(255,255,255,.2); border-radius: 8px; color: #fff; font-size: 14px; }
.evidence-section { padding: 76px 24px; }
.evidence-section.alt { background: var(--qxc-paper); }
.evidence-inner { width: min(1120px, 100%); margin: 0 auto; }
.evidence-heading { max-width: 800px; margin-bottom: 34px; }
.evidence-heading .label { color: var(--qxc-brand-dark); font-size: 13px; font-weight: 800; letter-spacing: .12em; }
.evidence-heading h2 { margin: 7px 0 12px; font-size: clamp(30px, 4vw, 44px); line-height: 1.25; letter-spacing: -.025em; }
.evidence-heading p { color: var(--qxc-text); }
.evidence-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.evidence-card { padding: 26px; border: 1px solid var(--qxc-line); border-radius: var(--qxc-radius); background: #fff; }
.evidence-card .eyebrow { color: var(--qxc-brand-dark); font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.evidence-card h3 { margin: 8px 0 10px; font-size: 21px; line-height: 1.35; }
.evidence-card p, .evidence-card li { color: var(--qxc-text); font-size: 14px; }
.evidence-card ul { margin: 14px 0 0; padding-left: 20px; }
.evidence-card li { margin: 7px 0; }
.evidence-card a { color: var(--qxc-brand-dark); text-decoration: underline; }
.credential-feature { display: grid; grid-template-columns: minmax(0,.9fr) minmax(0,1.1fr); gap: 30px; align-items: start; }
.credential-image { overflow: hidden; border: 1px solid var(--qxc-line); border-radius: 16px; background: #eee; }
.credential-image img { width: 100%; max-height: 610px; object-fit: contain; background: #f2f0ec; }
.credential-facts { padding: 32px; border-radius: 16px; color: #fff; background: linear-gradient(135deg, #145c96, #1f78b7); }
.credential-facts h3 { margin: 0 0 18px; font-size: 28px; }
.fact-list { display: grid; gap: 0; }
.fact-row { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 13px 0; border-top: 1px solid rgba(255,255,255,.12); }
.fact-row dt { color: rgba(255,255,255,.6); font-size: 13px; }
.fact-row dd { margin: 0; color: #fff; font-weight: 650; }
.scope-note { margin-top: 18px; padding: 16px; border-left: 3px solid #ffd38a; background: rgba(255,255,255,.12); color: rgba(255,255,255,.84); font-size: 13px; }
.record-list { display: grid; gap: 12px; }
.record-item { display: grid; grid-template-columns: 110px 1fr auto; gap: 20px; align-items: center; padding: 20px 22px; border: 1px solid var(--qxc-line); border-radius: 12px; background: #fff; }
.record-year { color: var(--qxc-brand-dark); font-size: 22px; font-weight: 850; }
.record-item h3 { margin: 0 0 4px; font-size: 17px; }
.record-item p { margin: 0; color: var(--qxc-muted); font-size: 13px; }
.record-item a { color: var(--qxc-brand-dark); font-weight: 750; white-space: nowrap; }
.disclosure { padding: 22px 24px; border: 1px solid #b8d6d2; border-radius: 12px; background: #eef8f6; color: #244641; }
.faq-list { display: grid; gap: 12px; }
.faq-list details { padding: 18px 20px; border: 1px solid var(--qxc-line); border-radius: 12px; background: #fff; }
.faq-list summary { cursor: pointer; color: var(--qxc-ink); font-weight: 750; }
.faq-list details p { margin: 12px 0 0; color: var(--qxc-text); }

/* Products, cases, articles */
.products-wrap, .cases-wrap, .insights-wrap, .pd-wrap, .case-detail-wrap, .detail-wrap { max-width: 1200px; }
.products-grid { gap: 18px; }
.product-card { overflow: hidden; }
.product-card img { aspect-ratio: 4 / 3; object-fit: cover; }
.filter-btn, .pg-btn, .insight-pg-btn { min-height: 42px; border-radius: 8px; }
.filter-btn.active, .pg-btn.active, .insight-pg-btn.active { color: #fff; background: var(--qxc-brand-dark); }
.case-row { border-left: 0; cursor: default; }
.case-row:hover { transform: translateY(-3px); }
.case-read, .insight-read { color: var(--qxc-brand-dark); border-color: var(--qxc-brand-dark); }
.insight-card { border-left: 0; }
.pd-card { overflow: hidden; border: 1px solid var(--qxc-line); border-radius: 18px; box-shadow: var(--qxc-shadow); }
.pd-main { align-items: stretch; }
.pd-gallery { background: var(--qxc-paper); }
.pd-gallery img { width: 100%; height: 100%; min-height: 440px; object-fit: contain; }
.pd-info { padding: 42px; }
.pd-info h1 { color: var(--qxc-ink); font-size: clamp(30px,4vw,44px); line-height: 1.25; }
.pd-cat-tag { color: var(--qxc-brand-dark); background: var(--qxc-brand-soft); }
.pd-meta { margin-top: 24px; border-top: 1px solid var(--qxc-line); }
.pd-meta li { padding: 12px 0; border-bottom: 1px solid var(--qxc-line); }
.pd-cta { margin-top: 26px; padding: 22px; border-radius: 12px; background: var(--qxc-paper); }
.pd-cta p { margin: 0 0 14px; color: var(--qxc-text); font-size: 14px; }
.pd-cta-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.pd-cta-actions a { min-height: 46px; padding: 0 18px; display: inline-flex; align-items: center; border-radius: 9px; font-weight: 750; }
.pd-cta-actions .quote { color: #fff; background: var(--qxc-brand-dark); }
.pd-cta-actions .call { color: var(--qxc-ink); border: 1px solid var(--qxc-line); background: #fff; }
.pd-trust-list { margin-top: 18px; display: grid; grid-template-columns: repeat(2,1fr); gap: 8px; color: var(--qxc-text); font-size: 13px; }
.pd-trust-list span::before { content: "✓"; margin-right: 6px; color: var(--qxc-green); font-weight: 900; }

/* Forms */
.contact-grid { gap: 22px; }
.contact-card, .form-card { border: 1px solid var(--qxc-line); border-radius: var(--qxc-radius); box-shadow: 0 8px 30px rgba(24,33,43,.05); }
.form-group label { color: var(--qxc-ink); font-size: 14px; font-weight: 700; }
.form-group input, .form-group textarea, .form-group select {
  min-height: 48px; border: 1px solid #cfd4d7; border-radius: 9px; color: var(--qxc-ink); background: #fff;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--qxc-brand); box-shadow: 0 0 0 3px rgba(47,128,200,.14); }
.form-submit { min-height: 50px; border-radius: 9px; color: #fff; background: var(--qxc-brand-dark); box-shadow: none; }

/* Footer */
.footer { padding: 58px 0 26px; background: #1d4f78; }
.footer-grid { max-width: 1200px; gap: 48px; }
.footer h4 { color: #fff; }
.footer p, .footer a { color: rgba(255,255,255,.68); }
.footer a:hover { color: #fff; }
.footer-bottom { border-top-color: rgba(255,255,255,.1); color: rgba(255,255,255,.48); }
.float-btns { right: 20px; bottom: 22px; gap: 8px; }
.float-btn { width: 48px; height: 48px; border-radius: 10px; font-size: 18px; box-shadow: 0 8px 24px rgba(24,33,43,.18); }
.float-btn.tel { background: var(--qxc-brand-dark); }

/* 2026 homepage composition */
.home-section { padding: 88px 24px; background: #fff; }
.home-section:nth-of-type(even) { background: var(--qxc-paper); }
.home-container { width: min(1200px, 100%); margin: 0 auto; }
.home-heading { max-width: 820px; margin-bottom: 38px; }
.home-heading > span {
  display: block; margin-bottom: 9px; color: var(--qxc-brand-dark);
  font-size: 13px; font-weight: 850; letter-spacing: .12em;
}
.home-heading h2 {
  margin: 0 0 14px; color: var(--qxc-ink); font-size: clamp(31px, 4.2vw, 47px);
  line-height: 1.22; letter-spacing: -.035em;
}
.home-heading p { margin: 0; color: var(--qxc-text); font-size: 16px; line-height: 1.85; }
.home-card-grid { display: grid; gap: 16px; }
.home-card-grid-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.home-card {
  display: flex; min-height: 300px; padding: 25px; flex-direction: column;
  border: 1px solid var(--qxc-line); border-radius: var(--qxc-radius); color: var(--qxc-ink);
  background: #fff; transition: transform .2s, box-shadow .2s, border-color .2s;
}
.home-card:hover { color: var(--qxc-ink); transform: translateY(-4px); border-color: #d3cac1; box-shadow: var(--qxc-shadow); }
.home-card-index { color: var(--qxc-brand-dark); font-size: 13px; font-weight: 850; letter-spacing: .1em; }
.home-card h3 { margin: 25px 0 12px; font-size: 22px; line-height: 1.3; }
.home-card p { margin: 0; color: var(--qxc-text); font-size: 14px; }
.home-card b { margin-top: auto; padding-top: 24px; color: var(--qxc-brand-dark); font-size: 14px; }
.home-evidence { color: #fff; background: linear-gradient(135deg, #145c96 0%, #1f78b7 62%, #61aee2 100%) !important; }
.evidence-split { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 74px; align-items: start; }
.home-heading-light { margin: 0; position: sticky; top: 116px; }
.home-heading-light > span { color: #d8ecff; }
.home-heading-light h2 { color: #fff; }
.home-heading-light p { color: rgba(255,255,255,.72); }
.text-link-light { display: inline-block; margin-top: 24px; color: #fff; font-weight: 750; text-decoration: underline; }
.text-link-light:hover { color: #d8ecff; }
.evidence-points { display: grid; gap: 1px; overflow: hidden; border: 1px solid rgba(255,255,255,.12); border-radius: 16px; background: rgba(255,255,255,.12); }
.evidence-points article { display: grid; grid-template-columns: 42px 1fr; gap: 18px; padding: 26px; background: rgba(13, 71, 115, .74); }
.evidence-points article > span { color: #d8ecff; font-size: 13px; font-weight: 850; }
.evidence-points h3 { margin: 0 0 8px; color: #fff; font-size: 20px; }
.evidence-points p { margin: 0; color: rgba(255,255,255,.68); font-size: 14px; line-height: 1.8; }
.official-record-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.official-record-card { display: flex; min-height: 340px; padding: 28px; flex-direction: column; border: 1px solid var(--qxc-line); border-radius: var(--qxc-radius); background: #fff; }
.official-record-card time { color: var(--qxc-brand-dark); font-size: 28px; font-weight: 900; }
.official-record-card h3 { margin: 28px 0 12px; font-size: 21px; line-height: 1.45; }
.official-record-card p { margin: 0; color: var(--qxc-text); font-size: 14px; }
.official-record-card a { margin-top: auto; padding-top: 24px; color: var(--qxc-brand-dark); font-weight: 750; text-decoration: underline; }
.home-process { background: var(--qxc-paper) !important; }
.process-steps { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 0; margin: 0; padding: 0; list-style: none; counter-reset: none; }
.process-steps li { position: relative; padding: 27px 24px; border: 1px solid var(--qxc-line); border-right: 0; background: #fff; }
.process-steps li:first-child { border-radius: 14px 0 0 14px; }
.process-steps li:last-child { border-right: 1px solid var(--qxc-line); border-radius: 0 14px 14px 0; }
.process-steps b { color: var(--qxc-brand-dark); font-size: 13px; letter-spacing: .08em; }
.process-steps h3 { margin: 22px 0 9px; font-size: 19px; }
.process-steps p { margin: 0; color: var(--qxc-text); font-size: 13px; }
.faq-layout { display: grid; grid-template-columns: minmax(280px,.72fr) minmax(0,1.28fr); gap: 64px; align-items: start; }
.faq-layout .home-heading { margin: 0; position: sticky; top: 116px; }
.home-scenario-faq { background: #fff !important; }
.scenario-faq-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px; }
.scenario-faq-grid article {
  min-height: 245px;
  padding: 26px 28px;
  border: 1px solid var(--qxc-line);
  border-radius: 16px;
  background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
  box-shadow: 0 12px 34px rgba(31, 105, 160, .075);
}
.scenario-faq-grid article h3 {
  margin: 0 0 12px;
  color: var(--qxc-ink);
  font-size: 20px;
  line-height: 1.45;
}
.scenario-faq-grid article p {
  margin: 0;
  color: var(--qxc-text);
  font-size: 14px;
  line-height: 1.9;
}
.home-cta {
  width: min(1200px, calc(100% - 48px)); margin: 0 auto 88px; padding: 44px 48px;
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
  border-radius: 18px; color: #fff; background: linear-gradient(135deg, #145c96, #1f78b7);
}
.home-cta > div:first-child { max-width: 720px; }
.home-cta span { color: #d8ecff; font-size: 13px; font-weight: 850; letter-spacing: .12em; }
.home-cta h2 { margin: 8px 0 8px; color: #fff; font-size: clamp(28px, 4vw, 42px); line-height: 1.25; }
.home-cta p { margin: 0; color: rgba(255,255,255,.7); }
.home-cta-actions { display: flex; gap: 10px; flex: 0 0 auto; }
.home-cta .hero-btn-second { border-color: rgba(255,255,255,.25); color: #fff; background: transparent; }
.home-cta .hero-btn-second:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,.06); }
.footer-note { margin-top: 12px; }
.beian-row { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; margin-top: 7px; }
.float-btns .float-btn { padding: 0 9px; color: #fff; font-size: 12px; font-weight: 800; }
.factory-photo-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.factory-photo-grid figure { margin: 0; overflow: hidden; border: 1px solid var(--qxc-line); border-radius: 14px; background: #fff; }
.factory-photo-grid .factory-photo-main { grid-column: 1 / -1; }
.factory-photo-grid img { width: 100%; height: 300px; display: block; object-fit: cover; }
.factory-photo-grid .factory-photo-main img { height: min(56vw, 650px); }
.factory-photo-grid figcaption { padding: 11px 14px; color: var(--qxc-muted); font-size: 13px; }
.quality-gates { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 12px; margin: 0; padding: 0; list-style: none; }
.quality-gates li { padding: 24px 20px; border: 1px solid var(--qxc-line); border-radius: 12px; background: #fff; }
.quality-gates span { color: var(--qxc-brand-dark); font-size: 13px; font-weight: 850; }
.quality-gates h3 { margin: 22px 0 8px; font-size: 18px; line-height: 1.4; }
.quality-gates p { margin: 0; color: var(--qxc-text); font-size: 13px; }
.certificate-preview-grid { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 14px; }
.certificate-preview-grid a { overflow: hidden; border: 1px solid var(--qxc-line); border-radius: 12px; color: var(--qxc-ink); background: #fff; }
.certificate-preview-grid img { width: 100%; aspect-ratio: 4 / 3; display: block; object-fit: cover; object-position: top; background: #eee; }
.certificate-preview-grid strong { display: block; padding: 12px 14px; font-size: 14px; }
.contact-page-section { padding: 76px 24px 88px; background: var(--qxc-paper); }
.contact-page-grid { width: min(1120px,100%); margin: 0 auto; display: grid; grid-template-columns: minmax(300px,.75fr) minmax(0,1.25fr); gap: 24px; align-items: start; }
.contact-side, .quote-form-card { padding: 32px; border: 1px solid var(--qxc-line); border-radius: 16px; background: #fff; }
.contact-side h2, .quote-form-card h2 { margin: 7px 0 10px; font-size: 30px; line-height: 1.3; }
.contact-side > div:first-child p, .quote-intro { margin: 0; color: var(--qxc-text); font-size: 14px; }
.contact-label { color: var(--qxc-brand-dark); font-size: 12px; font-weight: 850; letter-spacing: .12em; }
.contact-detail-list { margin: 26px 0 0; }
.contact-detail-list > div { padding: 16px 0; border-top: 1px solid var(--qxc-line); }
.contact-detail-list dt { color: var(--qxc-muted); font-size: 12px; }
.contact-detail-list dd { margin: 3px 0 0; color: var(--qxc-ink); font-weight: 700; }
.contact-detail-list a { color: var(--qxc-brand-dark); }
.contact-address-note { margin-top: 22px; padding: 18px; border-radius: 10px; background: var(--qxc-paper); }
.contact-address-note p { margin: 7px 0 10px; color: var(--qxc-text); font-size: 13px; }
.contact-address-note a, .contact-evidence-links a { color: var(--qxc-brand-dark); font-weight: 700; text-decoration: underline; }
.contact-evidence-links { display: grid; gap: 8px; margin-top: 22px; font-size: 14px; }
.quote-form-card { padding: 36px; }
.quote-intro { margin-bottom: 24px; }
.quote-two-col { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
.quote-form-card .form-group { margin-bottom: 16px; }
.quote-form-card .form-group textarea { min-height: 150px; resize: vertical; }
.form-privacy { margin: -3px 0 18px; color: var(--qxc-muted); font-size: 12px; }
.quote-form-card .form-submit { width: 100%; border: 0; cursor: pointer; font-weight: 800; }
.quote-form-card .form-submit:disabled { cursor: wait; opacity: .65; }
.form-status { min-height: 0; margin-top: 14px; padding: 0; border-radius: 9px; font-size: 14px; }
.form-status.success, .form-status.error { min-height: auto; padding: 12px 14px; }
.form-status.success { color: #17534b; background: #e8f6f3; border: 1px solid #a9d6cf; }
.form-status.error { color: #8a2430; background: #fff0f2; border: 1px solid #efbdc4; }
.knowledge-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; }
.knowledge-card { min-height: 310px; padding: 30px; display: flex; flex-direction: column; border: 1px solid var(--qxc-line); border-radius: 14px; color: var(--qxc-ink); background: #fff; transition: transform .2s, box-shadow .2s; }
.knowledge-card:hover { color: var(--qxc-ink); transform: translateY(-4px); box-shadow: var(--qxc-shadow); }
.knowledge-card > span { color: var(--qxc-brand-dark); font-size: 12px; font-weight: 850; letter-spacing: .1em; }
.knowledge-card h2 { margin: 28px 0 12px; font-size: 25px; line-height: 1.4; }
.knowledge-card p { margin: 0; color: var(--qxc-text); font-size: 14px; }
.knowledge-card b { margin-top: auto; padding-top: 24px; color: var(--qxc-brand-dark); font-size: 14px; }
.knowledge-article { width: min(860px,calc(100% - 40px)); margin: 0 auto; padding: 74px 0 88px; }
.knowledge-article-header { margin-bottom: 42px; padding-bottom: 34px; border-bottom: 1px solid var(--qxc-line); }
.article-label { margin-bottom: 16px; color: var(--qxc-brand-dark); font-size: 13px; font-weight: 850; letter-spacing: .12em; }
.knowledge-article h1 { margin: 0 0 20px; color: var(--qxc-ink); font-size: clamp(38px,6vw,60px); line-height: 1.16; letter-spacing: -.04em; }
.article-lead { margin: 0 0 18px; color: var(--qxc-text); font-size: 19px; line-height: 1.85; }
.article-meta { color: var(--qxc-muted); font-size: 13px; }
.article-answer { margin: 0 0 46px; padding: 26px 28px; border: 1px solid #b7d9d4; border-radius: 14px; background: #edf8f6; }
.article-answer strong { display: block; margin-bottom: 8px; color: #174f48; font-size: 18px; }
.article-answer p { margin: 0 0 10px; color: #2d5d57; }
.article-answer a { color: #174f48; font-weight: 800; text-decoration: underline; }
.knowledge-article section { margin: 0 0 50px; }
.knowledge-article section h2 { margin: 0 0 18px; color: var(--qxc-ink); font-size: clamp(27px,4vw,36px); line-height: 1.35; letter-spacing: -.02em; }
.knowledge-article section h3 { color: var(--qxc-ink); }
.knowledge-article section p, .knowledge-article section li { color: var(--qxc-text); font-size: 16px; line-height: 1.95; }
.knowledge-article section ul, .knowledge-article section ol { padding-left: 24px; }
.knowledge-article section li { margin: 8px 0; }
.source-note { padding: 15px 18px; border-left: 3px solid var(--qxc-brand); background: var(--qxc-paper); font-size: 14px !important; }
.source-note a, .source-links-inline a { color: var(--qxc-brand-dark); font-weight: 750; text-decoration: underline; }
.article-checklist { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.article-checklist > div { padding: 22px; border: 1px solid var(--qxc-line); border-radius: 12px; background: #fff; }
.article-checklist b { color: var(--qxc-brand-dark); font-size: 12px; letter-spacing: .1em; }
.article-checklist h3 { margin: 16px 0 7px; font-size: 18px; }
.article-checklist p { margin: 0; font-size: 14px !important; line-height: 1.75 !important; }
.copy-box { padding: 23px 26px; border: 1px dashed #c9bfb4; border-radius: 12px; background: var(--qxc-paper); }
.copy-box p { margin: 6px 0 !important; font-size: 14px !important; }
.term-table-wrap { overflow-x: auto; border: 1px solid var(--qxc-line); border-radius: 12px; }
.term-table { width: 100%; min-width: 700px; border-collapse: collapse; background: #fff; }
.term-table th, .term-table td { padding: 15px 17px; border-bottom: 1px solid var(--qxc-line); text-align: left; vertical-align: top; font-size: 14px; }
.term-table th { color: var(--qxc-ink); background: var(--qxc-paper); }
.term-table td { color: var(--qxc-text); }
.source-links-inline { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
.source-links-inline a { padding: 8px 11px; border: 1px solid var(--qxc-line); border-radius: 8px; background: #fff; font-size: 13px; }
.article-disclaimer { padding: 18px 20px; border-radius: 10px; color: var(--qxc-muted); background: var(--qxc-paper); font-size: 13px; line-height: 1.75; }

@media (max-width: 1050px) {
  .header-inner { padding: 0 18px; }
  .nav { gap: 0; }
  .nav a { padding-inline: 9px; font-size: 13px; }
  .hero-layout { grid-template-columns: 1fr 420px; gap: 34px; }
  .evidence-grid { grid-template-columns: repeat(2,1fr); }
  .home-card-grid-5 { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .process-steps { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
  .process-steps li, .process-steps li:first-child, .process-steps li:last-child { border: 1px solid var(--qxc-line); border-radius: 12px; }
  .process-steps li:last-child { grid-column: 1 / -1; }
  .quality-gates { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .certificate-preview-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
}

@media (max-width: 820px) {
  .header-inner { height: 64px; }
  .logo-img { width: 40px; height: 40px; }
  .logo { font-size: 17px; }
  .nav-toggle { display: flex; }
  .nav {
    display: none; position: absolute; top: 64px; left: 0; right: 0; max-height: calc(100vh - 64px);
    overflow: auto; padding: 12px 16px 18px; gap: 4px; background: #fff; border-bottom: 1px solid var(--qxc-line);
    box-shadow: 0 18px 30px rgba(24,33,43,.1);
  }
  .nav.open { display: flex; }
  .nav a { width: 100%; min-height: 46px; padding: 0 13px; }
  .nav a[href="contact.html"], .nav a[href="/contact.html"] { margin: 6px 0 0; justify-content: center; }
  .hero { min-height: 0; padding: 50px 0 42px; }
  .hero-layout { width: min(100% - 32px, 720px); grid-template-columns: 1fr; gap: 38px; }
  .hero .hero-copy h1 { font-size: clamp(36px, 11vw, 52px); }
  .hero-desc { font-size: 16px; }
  .hero-media { min-height: 400px; }
  .hero-media-main { height: 370px; }
  .hero-media-small { height: 145px; border-width: 6px; }
  .hero-license-card { right: 0; }
  .fact-strip-inner { grid-template-columns: repeat(2,1fr); }
  .fact-item:nth-child(2) { border-right: 0; }
  .fact-item:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.12); }
  .section-wrap { padding: 60px 0; }
  .page-header { min-height: 210px; padding: 58px 20px; }
  .credential-feature { grid-template-columns: 1fr; }
  .evidence-grid { grid-template-columns: 1fr; }
  .record-item { grid-template-columns: 80px 1fr; }
  .record-item a { grid-column: 2; }
  .evidence-split, .faq-layout { grid-template-columns: 1fr; gap: 36px; }
  .home-heading-light, .faq-layout .home-heading { position: static; }
  .official-record-grid { grid-template-columns: 1fr; }
  .official-record-card { min-height: 0; }
  .home-cta { padding: 36px; flex-direction: column; align-items: flex-start; }
  .contact-page-grid { grid-template-columns: 1fr; }
  .knowledge-grid { grid-template-columns: 1fr; }
  .quality-gates { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .pd-main { flex-direction: column; }
  .pd-gallery { width: 100%; }
  .pd-gallery img { min-height: 300px; max-height: 480px; }
  .pd-info { padding: 28px 22px; }
  .footer-grid { grid-template-columns: repeat(2,1fr) !important; }
}

@media (max-width: 520px) {
  body { font-size: 15px; }
  .hero-layout { width: min(100% - 28px, 480px); }
  .hero .hero-copy h1 { font-size: 35px; letter-spacing: -.035em; }
  .hero-btns { display: grid; grid-template-columns: 1fr; }
  .hero-btn-main, .hero-btn-second { width: 100%; }
  .hero-proof { display: grid; gap: 8px; }
  .hero-media { min-height: 320px; }
  .hero-media-main { width: 94%; height: 300px; border-radius: 16px; }
  .hero-media-small { width: 46%; height: 116px; }
  .hero-license-card { top: 12px; max-width: 180px; padding: 12px 14px; }
  .fact-item { padding: 22px 15px; }
  .fact-item strong { font-size: 18px; }
  .home-section { padding: 62px 18px; }
  .home-card-grid-5 { grid-template-columns: 1fr; }
  .home-card { min-height: 230px; }
  .factory-photo-grid { grid-template-columns: 1fr; }
  .factory-photo-grid .factory-photo-main { grid-column: auto; }
  .factory-photo-grid img, .factory-photo-grid .factory-photo-main img { height: 280px; }
  .quality-gates, .certificate-preview-grid { grid-template-columns: 1fr; }
  .contact-page-section { padding: 54px 14px 64px; }
  .contact-side, .quote-form-card { padding: 24px 18px; }
  .quote-two-col { grid-template-columns: 1fr; gap: 0; }
  .knowledge-article { width: min(100% - 30px,680px); padding: 52px 0 64px; }
  .article-lead { font-size: 17px; }
  .article-checklist { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .process-steps li:last-child { grid-column: auto; }
  .home-cta { width: min(100% - 28px, 480px); margin-bottom: 60px; padding: 30px 22px; }
  .home-cta-actions { width: 100%; flex-direction: column; }
  .home-cta-actions a { width: 100%; }
  .evidence-hero { padding: 60px 18px 50px; }
  .evidence-section { padding: 56px 16px; }
  .evidence-card, .credential-facts { padding: 22px 18px; }
  .fact-row { grid-template-columns: 1fr; gap: 3px; }
  .record-item { grid-template-columns: 1fr; gap: 8px; }
  .record-item a { grid-column: 1; }
  .pd-trust-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr !important; gap: 28px; }
}

/* 2026-07 visual refinement: reduce template feel and legacy CSS conflicts. */
:root {
  --qxc-container: 1200px;
  --qxc-gutter: 24px;
}

.hero-btns { display: flex; flex-wrap: wrap; }
.hero .hero-copy h1,
.home-heading h2,
.evidence-hero h1,
.evidence-heading h2,
.knowledge-article h1 { letter-spacing: -.012em; }

.page-header { min-height: 210px; padding: 54px var(--qxc-gutter); }
.page-header h1 { font-size: clamp(34px,4.4vw,48px); letter-spacing: -.01em; }
.evidence-hero { padding: 68px var(--qxc-gutter) 58px; }
.evidence-hero h1 { font-size: clamp(38px,5.4vw,58px); }
.home-section { padding: 76px var(--qxc-gutter); }
.home-heading { margin-bottom: 32px; }
.home-heading h2 { font-size: clamp(31px,3.8vw,44px); }

/* Homepage product showcase: one editorial image plus a compact category index. */
.home-product-layout {
  display: grid;
  grid-template-columns: minmax(0,1.18fr) minmax(420px,.82fr);
  gap: 20px;
  align-items: stretch;
}
.product-showcase-figure {
  position: relative;
  min-height: 440px;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--qxc-line);
  border-radius: 18px;
  background: #f0ece6;
}
.product-showcase-figure img {
  width: 100%; height: 100%; display: block; object-fit: contain;
}
.product-showcase-figure figcaption {
  position: absolute; left: 14px; right: 14px; bottom: 14px;
  padding: 9px 12px; border-radius: 8px; color: rgba(255,255,255,.82);
  background: rgba(24,33,43,.88); font-size: 12px; backdrop-filter: blur(8px);
}
.home-product-layout .home-card-grid-5 { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.home-product-layout .home-card { min-height: 0; padding: 18px 19px; }
.home-product-layout .home-card:last-child { grid-column: 1 / -1; }
.home-product-layout .home-card h3 { margin: 12px 0 7px; font-size: 19px; }
.home-product-layout .home-card p { font-size: 13px; line-height: 1.65; }
.home-product-layout .home-card b { padding-top: 14px; font-size: 13px; }

.official-record-card { min-height: 305px; }
.process-steps h3 { margin-top: 16px; }
.faq-layout { grid-template-columns: minmax(340px,.82fr) minmax(0,1.18fr); gap: 54px; }
.faq-layout .home-heading h2 { font-size: clamp(30px,3.3vw,41px); }

/* Catalog page: compact first viewport and stable SSR-to-JS transition. */
.catalog-heading { max-width: 760px; margin: 0 auto 26px; text-align: center; }
.catalog-heading > span { color: var(--qxc-brand-dark); font-size: 12px; font-weight: 800; letter-spacing: .12em; }
.catalog-heading h2 { margin: 6px 0 8px; color: var(--qxc-ink); font-size: clamp(27px,3.2vw,38px); letter-spacing: -.01em; }
.catalog-heading p { margin: 0; color: var(--qxc-text); font-size: 14px; }
.products-content { padding-top: 42px; }
.products-grid .product-img { aspect-ratio: 1 / 1; background: #f4f1ec; }
.products-grid .product-img img { aspect-ratio: auto; object-fit: contain; padding: 6px; }
.products-grid .product-card { min-width: 0; }

/* Complete document previews instead of cropped certificate thumbnails. */
.certificate-preview-grid { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.certificate-preview-grid a { display: flex; flex-direction: column; }
.certificate-preview-grid img {
  height: 320px; aspect-ratio: auto; padding: 12px; object-fit: contain; object-position: center; background: #f2f0ec;
}
.certificate-preview-grid strong { margin-top: auto; }

/* Forms should read as a deliberate system at every breakpoint. */
.form-group { min-width: 0; }
.form-group label { display: block; margin-bottom: 7px; }
.form-group input, .form-group textarea, .form-group select {
  display: block; width: 100%; min-width: 0; padding: 0 14px; font: inherit; font-size: 16px;
}
.form-group textarea { padding-block: 12px; }

/* Replace the mismatched emoji bubbles with a restrained side contact dock. */
.float-btns {
  right: 0; bottom: 24px; z-index: 900; gap: 6px;
  padding-bottom: env(safe-area-inset-bottom);
}
.float-btns .float-btn {
  width: 74px; height: 42px; padding: 0 12px; border-radius: 10px 0 0 10px;
  color: #fff; font-size: 12px; font-weight: 800; box-shadow: 0 8px 22px rgba(24,33,43,.16);
}
.float-btn.tel { background: var(--qxc-brand-dark); }
.float-btn.map-link { background: #34424c; }
section[id] { scroll-margin-top: 88px; }
.term-table-wrap { max-width: 100%; -webkit-overflow-scrolling: touch; overscroll-behavior-inline: contain; scrollbar-width: thin; }

@media (max-width: 960px) {
  .header-inner { height: 64px; }
  .logo-img { width: 40px; height: 40px; }
  .logo { font-size: 17px; }
  .nav-toggle { display: flex; }
  .nav {
    display: none; position: absolute; top: 64px; left: 0; right: 0;
    max-height: calc(100dvh - 64px); overflow: auto; padding: 12px 16px 18px;
    flex-direction: column; align-items: stretch; gap: 4px;
    background: #fff; border-bottom: 1px solid var(--qxc-line); box-shadow: 0 18px 30px rgba(24,33,43,.1);
  }
  .nav.open { display: flex; }
  .nav a { width: 100%; min-height: 46px; padding: 0 13px; }
  .nav a[href="contact.html"], .nav a[href="/contact.html"] { margin: 6px 0 0; justify-content: center; }
  .hero { min-height: 0; padding: 50px 0 44px; }
  .hero-layout { width: min(100% - 40px,760px); grid-template-columns: 1fr; gap: 36px; }
  .hero-media { min-height: 410px; }
  .home-product-layout { grid-template-columns: 1fr; }
  .product-showcase-figure { min-height: 0; aspect-ratio: 2 / 1; }
  .home-product-layout .home-card-grid-5 { grid-template-columns: repeat(6,minmax(0,1fr)); }
  .home-product-layout .product-category-card { grid-column: span 2; }
  .home-product-layout .product-category-card:nth-child(4),
  .home-product-layout .product-category-card:nth-child(5) { grid-column: span 3; }
  .faq-layout { grid-template-columns: 1fr; gap: 34px; }
  .faq-layout .home-heading { position: static; }
}

@media (max-width: 820px) {
  .nav { flex-direction: column; align-items: stretch; }
  .home-section { padding: 68px 20px; }
  .footer-grid { gap: 32px; }
}

@media (max-width: 768px) {
  .hero .hero-copy h1 {
    font-size: clamp(32px,8.8vw,44px) !important;
    line-height: 1.16 !important; letter-spacing: -.01em !important;
  }
  .hero-desc { font-size: 16px !important; line-height: 1.75; }
  .page-header {
    height: auto !important; min-height: 0; padding: 42px 18px;
  }
  .page-header h1 {
    font-size: clamp(28px,7.2vw,38px) !important;
    line-height: 1.25; letter-spacing: -.01em !important;
  }
  .page-header p { padding: 0; font-size: 15px; }
  .evidence-hero { padding: 52px 18px 46px; }
  .evidence-hero h1 { font-size: clamp(34px,9vw,46px); }
  .pd-card { padding: 0 !important; }
  .pd-gallery img { height: auto !important; min-height: 300px !important; max-height: 480px; }
  .pd-info { padding: 28px 22px !important; }
}

@media (max-width: 600px) {
  .home-section { padding: 58px 18px; }
  .home-heading { margin-bottom: 26px; }
  .home-heading h2 { font-size: 30px; line-height: 1.25; }
  .product-showcase-figure { aspect-ratio: 16 / 10; border-radius: 14px; }
  .product-showcase-figure figcaption { left: 9px; right: 9px; bottom: 9px; font-size: 10px; }
  .home-product-layout .home-card-grid-5 {
    display: grid; grid-template-columns: none; grid-auto-flow: column;
    grid-auto-columns: minmax(78%,1fr); gap: 12px; overflow-x: auto;
    padding: 2px 2px 12px; scroll-snap-type: x mandatory; overscroll-behavior-inline: contain;
    scrollbar-width: none; -ms-overflow-style: none;
  }
  .home-product-layout .home-card-grid-5::-webkit-scrollbar { display: none; }
  .home-product-layout .product-category-card {
    grid-column: auto !important; min-height: 190px; scroll-snap-align: start;
  }
  .filter-bar {
    justify-content: flex-start; flex-wrap: nowrap; overflow-x: auto;
    margin-inline: -14px; padding: 0 14px 10px; scroll-padding-inline: 14px;
    overscroll-behavior-inline: contain; scrollbar-width: none;
  }
  .filter-bar::-webkit-scrollbar { display: none; }
  .filter-btn { min-height: 44px; flex: 0 0 auto; }
  .products-grid { grid-template-columns: repeat(2,minmax(0,1fr)) !important; gap: 10px !important; }
  .products-content { padding-inline: 12px; }
  .product-body, .product-info { padding: 12px 12px 14px; }
  .product-body h3, .product-info h3 { min-height: 3em; font-size: 13px; }
  .card-hint { font-size: 11px; }
  .catalog-heading { padding-inline: 6px; text-align: left; }
  .catalog-heading h2 { font-size: 27px; }
  .catalog-heading p { font-size: 13px; }
  .hero-media { min-height: 0; }
  .hero-media-main { width: 100%; height: auto; margin: 0; aspect-ratio: 4 / 3; }
  .hero-media-small { display: none; }
  .hero-license-card { position: static; display: block; max-width: none; margin-top: 12px; }
  .certificate-preview-grid { grid-template-columns: 1fr; }
  .certificate-preview-grid img { height: 360px; }
  .float-btns { right: 12px; bottom: calc(12px + env(safe-area-inset-bottom)); }
  .float-btns .float-btn { width: 86px; height: 44px; border-radius: 999px; }
  .float-btn.map-link { display: none !important; }
  .footer { padding-bottom: calc(82px + env(safe-area-inset-bottom)); }
}

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

.cms-managed-note {
  background: linear-gradient(180deg, #ffffff 0%, #f3f8fc 100%);
  border-bottom: 1px solid var(--qxc-line);
}

.cms-managed-note-inner {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 42px 24px;
}

.cms-managed-note span {
  display: inline-block;
  margin-bottom: 9px;
  color: var(--qxc-brand-dark);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .08em;
}

.cms-managed-note h2 {
  max-width: 780px;
  margin: 0 0 22px;
  color: var(--qxc-ink);
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.25;
}

.cms-managed-note p {
  max-width: none;
  margin: 0 0 14px;
  padding: 20px 22px;
  border: 1px solid var(--qxc-line);
  border-left: 4px solid var(--qxc-brand);
  border-radius: 14px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 10px 28px rgba(31, 105, 160, .07);
  color: var(--qxc-text);
  font-size: 14px;
  line-height: 1.85;
}

.cms-managed-note p a {
  display: inline-flex;
  width: fit-content;
  max-width: 100%;
  margin: 8px 8px 0 0;
  padding: 6px 10px;
  border-radius: 999px;
  color: #fff;
  background: var(--qxc-brand-dark);
  font-size: 12px;
  font-weight: 750;
  line-height: 1.45;
  text-decoration: none;
  word-break: break-all;
}

.cms-managed-note p a:hover {
  color: #fff;
  background: #0f4e82;
}

/* 2026-07-13 layout polish: prevent large text/image overlap and improve Chinese typography. */
body {
  font-family: "HarmonyOS Sans SC", "MiSans", "PingFang SC", "Microsoft YaHei UI", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  font-kerning: normal;
}

.hero,
.page-header,
.evidence-hero,
.home-section,
.knowledge-article,
.pd-wrap {
  overflow-x: clip;
}

.hero {
  overflow: hidden;
}

.hero-layout {
  align-items: center;
  grid-template-columns: minmax(0, 1fr) minmax(390px, .9fr);
  gap: clamp(36px, 5vw, 76px);
}

.hero-copy {
  position: relative;
  z-index: 3;
  max-width: 680px;
}

.hero .hero-copy h1 {
  max-width: 12em;
  font-size: clamp(38px, 4.25vw, 56px) !important;
  line-height: 1.2 !important;
  letter-spacing: -.012em !important;
  word-break: normal;
  overflow-wrap: anywhere;
}

.hero-desc {
  max-width: 42em;
  font-size: 17px;
  line-height: 1.9;
}

.hero-media {
  z-index: 1;
  min-width: 0;
  isolation: isolate;
}

.hero-media-main {
  display: block;
  width: min(100%, 560px);
  height: auto;
  aspect-ratio: 4 / 3;
  margin-left: auto;
}

.hero-media-small {
  left: -18px;
  bottom: 18px;
  width: min(42%, 210px);
  height: auto;
  aspect-ratio: 4 / 3;
}

.hero-license-card {
  right: 12px;
  top: 18px;
}

.page-header h1,
.evidence-hero h1,
.knowledge-article h1 {
  max-width: 16em;
  line-height: 1.22 !important;
  letter-spacing: -.01em !important;
}

.home-heading h2,
.evidence-heading h2,
.section-title h2,
.catalog-heading h2 {
  line-height: 1.28 !important;
  letter-spacing: -.006em !important;
}

.home-heading h2 {
  font-size: clamp(28px, 3.35vw, 40px) !important;
}

.home-heading p,
.evidence-heading p,
.knowledge-article p,
.faq-list details p {
  line-height: 1.9;
}

.home-product-layout,
.evidence-grid,
.credential-feature,
.faq-layout,
.pd-main {
  min-width: 0;
}

.product-showcase-figure,
.credential-image,
.pd-gallery {
  min-width: 0;
}

.product-showcase-figure img,
.credential-image img,
.pd-gallery img {
  max-width: 100%;
}

@media (max-width: 1100px) {
  .hero-layout {
    grid-template-columns: minmax(0, 1fr) minmax(340px, .82fr);
    gap: 34px;
  }

  .hero .hero-copy h1 {
    font-size: clamp(36px, 4.4vw, 48px) !important;
  }
}

@media (max-width: 960px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .hero-copy,
  .hero .hero-copy h1,
  .hero-desc {
    max-width: none;
  }

  .hero-media {
    min-height: 0 !important;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .hero-media-main {
    width: 100%;
    margin: 0;
  }

  .hero-media-small {
    position: static;
    width: 100%;
    max-height: 220px;
    border-width: 0;
    box-shadow: none;
  }

  .hero-license-card {
    position: static;
    max-width: none;
  }
}

@media (max-width: 768px) {
  body {
    font-size: 15.5px;
  }

  .hero {
    padding: 42px 0 40px !important;
  }

  .hero .hero-copy h1 {
    font-size: clamp(30px, 8.4vw, 40px) !important;
    line-height: 1.24 !important;
  }

  .hero-desc {
    font-size: 15.5px !important;
    line-height: 1.85 !important;
  }

  .page-header h1,
  .evidence-hero h1,
  .knowledge-article h1 {
    font-size: clamp(28px, 7.6vw, 38px) !important;
  }

  .home-heading h2,
  .evidence-heading h2,
  .section-title h2,
  .catalog-heading h2 {
    font-size: clamp(25px, 7vw, 32px) !important;
  }

  .home-section {
    padding-top: 52px !important;
    padding-bottom: 52px !important;
  }
}

@media (max-width: 520px) {
  .hero-layout {
    width: min(100% - 28px, 480px);
  }

  .hero-media-small {
    display: none;
  }

  .hero-license-card {
    padding: 13px 14px;
  }

  .fact-strip-inner {
    grid-template-columns: 1fr 1fr;
  }
}

/* SEO/GEO topical landing pages */
.keyword-hero .evidence-hero-inner {
  max-width: 1120px;
}

.keyword-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.keyword-grid article,
.faq-grid article {
  border: 1px solid var(--qxc-line);
  border-radius: 18px;
  background: #fff;
  padding: 24px;
  box-shadow: 0 10px 34px rgba(24, 33, 43, .055);
}

.keyword-grid span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  background: var(--qxc-brand-soft);
  color: var(--qxc-brand-dark);
  font-weight: 850;
  margin-bottom: 18px;
}

.keyword-grid h3,
.faq-grid h3 {
  margin: 0 0 10px;
  color: var(--qxc-ink);
  font-size: 19px;
  line-height: 1.45;
}

.keyword-grid p,
.faq-grid p {
  margin: 0;
  color: var(--qxc-text);
  line-height: 1.85;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.proof-strip div {
  border-left: 4px solid var(--qxc-brand);
  background: #fff;
  border-radius: 14px;
  padding: 20px 20px 20px 18px;
  box-shadow: 0 8px 26px rgba(24, 33, 43, .05);
}

.proof-strip b {
  display: block;
  color: var(--qxc-ink);
  font-size: 18px;
  margin-bottom: 8px;
}

.proof-strip p {
  margin: 0;
  color: var(--qxc-text);
  line-height: 1.75;
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  counter-reset: process;
}

.process-timeline div {
  position: relative;
  border: 1px solid var(--qxc-line);
  border-radius: 16px;
  background: var(--qxc-paper);
  padding: 22px 18px;
}

.process-timeline div::before {
  counter-increment: process;
  content: counter(process, decimal-leading-zero);
  display: block;
  color: var(--qxc-brand-dark);
  font-weight: 900;
  margin-bottom: 12px;
}

.process-timeline strong {
  display: block;
  color: var(--qxc-ink);
  font-size: 18px;
  margin-bottom: 8px;
}

.process-timeline p {
  margin: 0;
  color: var(--qxc-text);
  line-height: 1.75;
}

.link-cards,
.faq-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.link-cards a {
  display: block;
  border: 1px solid var(--qxc-line);
  border-radius: 16px;
  background: #fff;
  padding: 22px;
  text-decoration: none;
  box-shadow: 0 8px 26px rgba(24, 33, 43, .05);
  transition: .2s ease;
}

.link-cards a:hover {
  transform: translateY(-3px);
  border-color: #d4cdc5;
  box-shadow: var(--qxc-shadow);
}

.link-cards b {
  display: block;
  color: var(--qxc-ink);
  font-size: 18px;
  margin-bottom: 8px;
}

.link-cards span {
  color: var(--qxc-text);
  line-height: 1.7;
}

@media (max-width: 1100px) {
  .keyword-grid,
  .proof-strip,
  .link-cards,
  .faq-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .keyword-grid,
  .proof-strip,
  .link-cards,
  .faq-grid,
  .process-timeline {
    grid-template-columns: 1fr;
  }
}