:root {
  --paper: #ffffff;
  --field: #f5f5f5;
  --carbon: #202124;
  --steel: #5b6268;
  --line: #d6d9dc;
  --brand-red: #b3202e;
  --brand-red-dark: #831822;
  --on-red: #ffffff;
  --focus: #111315;
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: .75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;
  --space-9: 6.5rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  color: var(--carbon);
  background: var(--paper);
  font-family: "Microsoft JhengHei UI", "Noto Sans TC", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
a, button, input, select { touch-action: manipulation; -webkit-tap-highlight-color: rgba(179, 32, 46, .18); }
button, input, select { font: inherit; }
button, select { cursor: pointer; }
h1, h2, h3 { overflow-wrap: anywhere; text-wrap: balance; scroll-margin-top: 104px; }
p, dd, td { overflow-wrap: anywhere; }
.container { width: min(1280px, calc(100% - 64px)); margin-inline: auto; }
.technical-type { font-family: Bahnschrift, "Arial Narrow", sans-serif; font-variant-numeric: tabular-nums; }
.skip-link {
  position: fixed;
  z-index: 200;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  color: var(--paper);
  background: var(--carbon);
  transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  color: var(--carbon);
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  min-height: 82px;
  align-items: stretch;
  justify-content: space-between;
  gap: var(--space-6);
}
.brand-lockup {
  display: flex;
  min-height: 82px;
  align-items: center;
  gap: 14px;
}
.brand-lockup img {
  width: 205px;
  height: auto;
}
.brand-lockup span {
  padding-left: 14px;
  border-left: 1px solid var(--line);
  font-size: .78rem;
  font-weight: 700;
  line-height: 1.35;
}
.desktop-nav { display: flex; align-items: stretch; }
.desktop-nav > a, .nav-product > a, .nav-product-toggle {
  position: relative;
  display: grid;
  min-width: 88px;
  min-height: 82px;
  place-items: center;
  padding: 0 14px;
  font-size: .94rem;
  font-weight: 700;
  transition: color 160ms ease;
}
.desktop-nav > a::after, .nav-product > a::after, .nav-product-toggle::after {
  position: absolute;
  right: 14px;
  bottom: 0;
  left: 14px;
  height: 3px;
  content: "";
  background: var(--brand-red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 160ms ease;
}
.desktop-nav > a:hover,
.desktop-nav > a[aria-current="page"] { color: var(--brand-red); }
.desktop-nav > a:hover::after,
.desktop-nav > a[aria-current="page"]::after { transform: scaleX(1); }
.menu-button {
  display: none;
  min-width: 52px;
  min-height: 52px;
  align-self: center;
  color: var(--carbon);
  background: var(--paper);
  border: 1px solid var(--carbon);
  border-radius: 2px;
}
.mobile-nav { display: none; border-top: 1px solid var(--line); }
.mobile-nav.is-open { display: grid; }
.mobile-nav a {
  min-height: 48px;
  padding: 12px 32px;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
}
.mobile-nav a[aria-current="page"] { color: var(--brand-red); border-left: 4px solid var(--brand-red); }

.hero { background: var(--field); border-bottom: 1px solid var(--line); }
.hero-grid {
  display: grid;
  min-height: calc(100dvh - 82px);
  grid-template-columns: 46% 54%;
  align-items: stretch;
}
.hero-copy-column {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-8) var(--space-8) var(--space-8) 0;
}
.hero-mark {
  width: 72px;
  height: 4px;
  margin-bottom: var(--space-6);
  background: var(--brand-red);
}
.hero h1 {
  max-width: 9ch;
  margin: 0;
  font-size: clamp(2.8rem, 5.8vw, 6rem);
  font-weight: 800;
  line-height: .99;
  letter-spacing: -.055em;
  text-wrap: balance;
}
.hero-copy {
  max-width: 35em;
  margin: var(--space-6) 0;
  color: #3f454a;
  font-size: clamp(1rem, 1.25vw, 1.15rem);
}
.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 11px 22px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-weight: 800;
  line-height: 1.35;
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease;
}
.button-primary { color: var(--on-red); background: var(--brand-red); }
.button-primary:hover { background: var(--brand-red-dark); }
.button-secondary { color: var(--paper); background: transparent; border-color: #73787c; }
.button-secondary:hover { border-color: var(--paper); }
.button-dark { color: var(--paper); background: var(--carbon); }
.button-dark:hover { background: #34383b; }
.actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }

.hero-media {
  display: grid;
  min-height: 610px;
  grid-template-columns: 58% 42%;
  grid-template-rows: 52% 48%;
  gap: 4px;
  background: var(--paper);
  border-left: 4px solid var(--paper);
}
.hero-tile {
  position: relative;
  display: grid;
  overflow: hidden;
  place-items: center;
  background: #e7e9ea;
}
.hero-tile-main { grid-row: 1 / 3; }
.hero-tile img { width: 100%; height: 100%; object-fit: contain; padding: 6%; }
.hero-tile-main img { padding: 10%; }
.hero-tile-sel img { object-fit: contain; padding: 10% 6% 18%; }
.hero-tile-label {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 10px 12px;
  color: var(--paper);
  background: var(--carbon);
  font-family: Bahnschrift, "Arial Narrow", sans-serif;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .04em;
}
.hero-tile:first-child .hero-tile-label { background: var(--brand-red); }

.section { padding: var(--space-9) 0; }
.section-compact { padding: var(--space-8) 0; }
.section-field { background: var(--field); }
.section-dark { color: var(--carbon); background: var(--field); }
.section-head {
  display: grid;
  grid-template-columns: 3fr 2fr;
  align-items: end;
  gap: var(--space-7);
  margin-bottom: var(--space-7);
}
.section-index {
  display: block;
  margin-bottom: var(--space-3);
  color: var(--brand-red);
  font-family: Bahnschrift, "Arial Narrow", sans-serif;
  font-size: .88rem;
  font-weight: 700;
}
.section-head h2,
.section-title {
  max-width: 16ch;
  margin: 0;
  font-size: clamp(2rem, 3.8vw, 3.75rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.04em;
}
.section-head p { max-width: 42em; margin: 0; color: var(--steel); }
.section-dark .section-head p { color: var(--steel); }

.family-index { border-top: 1px solid var(--carbon); }
.family-row {
  display: grid;
  min-height: 84px;
  grid-template-columns: 1fr 108px 90px;
  align-items: center;
  gap: var(--space-5);
  border-bottom: 1px solid var(--line);
  transition: color 160ms ease, border-color 160ms ease;
}
.family-row:hover { color: var(--brand-red); border-bottom-color: var(--brand-red); }
.family-row h3 { margin: 0; font-size: clamp(1.05rem, 1.7vw, 1.4rem); line-height: 1.35; }
.family-count { color: var(--steel); font-size: .88rem; }
.family-action { text-align: right; font-weight: 800; }
.family-action::before { content: ""; display: inline-block; width: 22px; height: 2px; margin-right: 10px; vertical-align: middle; background: var(--brand-red); }
.section-footer-link { display: flex; justify-content: flex-end; margin-top: var(--space-6); }
.text-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: var(--brand-red);
  font-weight: 800;
  border-bottom: 2px solid var(--brand-red);
}

.featured-product {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
}
.featured-visual { display: grid; min-height: 600px; place-items: center; background: var(--paper); }
.featured-visual img { width: min(90%, 600px); height: min(560px, 90%); object-fit: contain; }
.featured-copy { display: flex; flex-direction: column; justify-content: center; padding: var(--space-9) max(32px, calc((100vw - 1280px) / 2)); padding-left: clamp(40px, 6vw, 96px); }
.featured-copy h2, .featured-copy h3 { max-width: 18ch; margin: 0 0 var(--space-5); font-size: clamp(1.8rem, 3.4vw, 3.4rem); line-height: 1.3; letter-spacing: -.02em; overflow-wrap: anywhere; }
.featured-copy > p { max-width: 38em; color: var(--steel); }
.spec-lines { margin: var(--space-6) 0; border-top: 1px solid #45494c; }
.spec-line { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); padding: 12px 0; border-bottom: 1px solid #45494c; }
.spec-line dt { color: #a9aeb1; }
.spec-line dd { margin: 0; text-align: right; font-family: Bahnschrift, "Arial Narrow", sans-serif; font-weight: 700; }

.support-layout { display: grid; grid-template-columns: 4fr 6fr; gap: clamp(48px, 8vw, 120px); }
.support-intro p { max-width: 30em; color: var(--steel); }
.support-list { border-top: 1px solid var(--carbon); }
.support-item { display: grid; grid-template-columns: 180px 1fr; gap: var(--space-6); padding: 28px 0; border-bottom: 1px solid var(--line); }
.support-item h3 { margin: 0; font-size: 1.18rem; }
.support-item p { margin: 0; color: var(--steel); }

.news-preview { border-top: 1px solid var(--carbon); }
.news-row {
  display: grid;
  min-height: 78px;
  grid-template-columns: 150px 1fr 90px;
  align-items: center;
  gap: var(--space-5);
  border-bottom: 1px solid var(--line);
}
.news-row time, .news-row .news-meta { color: var(--steel); font-family: Bahnschrift, "Arial Narrow", sans-serif; font-size: .85rem; }
.news-row h2, .news-row h3 { margin: 0; font-size: 1rem; line-height: 1.5; }
.news-row:hover h2, .news-row:hover h3 { color: var(--brand-red); }

.page-intro { padding: var(--space-8) 0; border-bottom: 1px solid var(--line); background: var(--paper); }
.breadcrumbs { margin-bottom: var(--space-6); color: var(--steel); font-size: .86rem; }
.breadcrumbs a { text-decoration: underline; text-underline-offset: 3px; }
.page-intro-grid { display: grid; grid-template-columns: 2fr 1fr; align-items: end; gap: var(--space-7); }
.page-intro h1 { max-width: 12ch; margin: 0; font-size: clamp(2.5rem, 5vw, 5.2rem); line-height: 1.02; letter-spacing: -.05em; }
.page-intro p { max-width: 36em; margin: 0; color: var(--steel); }
.page-rule { width: 72px; height: 4px; margin-bottom: var(--space-5); background: var(--brand-red); }

.product-tools {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 360px);
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}
.field-group { display: grid; gap: 6px; }
.field-group label { font-size: .88rem; font-weight: 700; }
.product-tools input, .product-tools select {
  width: 100%;
  min-height: 48px;
  padding: 10px 14px;
  color: var(--carbon);
  background: var(--paper);
  border: 1px solid #93999e;
  border-radius: 2px;
}
.product-tools input:focus, .product-tools select:focus { border-color: var(--brand-red); }
.product-count { margin: 0 0 var(--space-6); color: var(--steel); }
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.product-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  background: var(--paper);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  content-visibility: auto;
  contain-intrinsic-size: 460px;
  transition: border-color 160ms ease;
}
.product-card:hover { border-bottom-color: var(--brand-red); }
.product-card[hidden] { display: none; }
.product-card-image { display: grid; aspect-ratio: 4 / 3; place-items: center; padding: var(--space-5); background: #f7f8f8; }
.product-card-image img { width: 100%; height: 100%; object-fit: contain; }
.placeholder-mark { width: 56px; height: 56px; border: 5px solid var(--line); transform: rotate(45deg); }
.product-card-body { flex: 1; padding: 20px; border-top: 1px solid var(--line); }
.product-category { display: block; margin-bottom: 8px; color: var(--brand-red); font-size: .78rem; font-weight: 700; line-height: 1.35; }
.product-card h2 { margin: 0 0 10px; font-size: 1.05rem; line-height: 1.45; }
.product-card p { margin: 0; color: var(--steel); font-size: .9rem; }
.product-card-footer { min-height: 48px; padding: 12px 20px; color: var(--carbon); font-weight: 800; border-top: 1px solid var(--line); }
.product-card:hover .product-card-footer { color: var(--brand-red); }

.product-detail { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(44px, 7vw, 100px); align-items: start; }
.detail-image { position: sticky; top: 112px; display: grid; min-height: 520px; place-items: center; padding: var(--space-6); background: var(--field); border-top: 4px solid var(--brand-red); }
.detail-image img { width: 100%; max-height: 560px; object-fit: contain; }
.detail-copy .product-category { margin-bottom: var(--space-4); }
.detail-copy h1 { margin: 0 0 var(--space-5); font-size: clamp(2rem, 3.8vw, 3.6rem); line-height: 1.1; letter-spacing: -.04em; }
.detail-copy > p { color: var(--steel); }
.spec-table { width: 100%; margin: var(--space-6) 0; border-collapse: collapse; border-top: 1px solid var(--carbon); }
.spec-table th, .spec-table td { padding: 13px 0; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
.spec-table th { width: 36%; color: var(--steel); font-weight: 600; }

.content-grid { display: grid; grid-template-columns: 4fr 6fr; gap: clamp(48px, 8vw, 120px); }
.prose h2 { margin-top: 0; font-size: clamp(2rem, 3vw, 3.2rem); line-height: 1.15; }
.prose p { color: var(--steel); }
.service-list { border-top: 1px solid var(--carbon); }
.service-row { padding: 24px 0; border-bottom: 1px solid var(--line); }
.service-row strong { display: block; margin-bottom: 4px; }
.news-list { border-top: 1px solid var(--carbon); }
.news-card { display: grid; grid-template-columns: 140px 1fr; gap: var(--space-6); padding: 26px 0; border-bottom: 1px solid var(--line); }
.news-card .news-meta { color: var(--brand-red); font-family: Bahnschrift, "Arial Narrow", sans-serif; font-size: .84rem; font-weight: 700; }
.news-card h2 { margin: 0 0 8px; font-size: 1.16rem; line-height: 1.45; }
.news-card p { margin: 0; color: var(--steel); }

.contact-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 4px; background: var(--line); border-top: 4px solid var(--brand-red); }
.contact-panel, .map-panel { padding: clamp(32px, 5vw, 72px); background: var(--paper); }
.contact-panel h2 { margin: 0 0 var(--space-6); font-size: clamp(2rem, 3vw, 3.2rem); line-height: 1.15; }
.contact-list { margin: 0 0 var(--space-6); }
.contact-list div { display: grid; grid-template-columns: 90px 1fr; padding: 12px 0; border-bottom: 1px solid var(--line); }
.contact-list dt { color: var(--steel); }
.contact-list dd { margin: 0; }
.contact-list a { text-decoration: underline; text-underline-offset: 3px; }
.map-panel { display: grid; place-items: center; background: var(--field); }
.map-panel img { width: 100%; max-height: 440px; object-fit: contain; }

.cta-band { padding: var(--space-8) 0; color: var(--carbon); background: var(--field); border-block: 1px solid var(--line); }
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: var(--space-7); }
.cta-inner h2 { max-width: 18ch; margin: 0; font-size: clamp(2rem, 3.2vw, 3.4rem); line-height: 1.12; letter-spacing: -.035em; }
.cta-inner p { margin: 10px 0 0; color: var(--steel); }
.cta-band .button { color: var(--on-red); background: var(--brand-red); }
.cta-band .button:hover { background: var(--brand-red-dark); }

.site-footer { padding: var(--space-8) 0 var(--space-5); color: var(--steel); background: var(--paper); }
.footer-grid { display: grid; grid-template-columns: 1.6fr .8fr 1fr; gap: var(--space-7); }
.footer-logo-wrap { width: min(100%, 470px); padding: 12px; background: var(--paper); }
.footer-logo-wrap img { width: 100%; height: auto; }
.footer-grid h3 { margin: 0 0 var(--space-4); color: var(--carbon); font-size: 1rem; }
.footer-grid a { display: block; min-height: 44px; color: var(--steel); }
.footer-grid a:hover { color: var(--brand-red); text-decoration: underline; text-underline-offset: 3px; }
.footer-grid address { font-style: normal; }
.footer-bottom { margin-top: var(--space-7); padding-top: var(--space-4); border-top: 1px solid var(--line); font-size: .84rem; }

@media (max-width: 1080px) {
  .container { width: min(100% - 40px, 1280px); }
  .brand-lockup span { display: none; }
  .desktop-nav > a, .nav-product > a, .nav-product-toggle { min-width: auto; padding-inline: 11px; }
  .hero-copy-column { padding-right: var(--space-7); }
  .hero-media { min-height: 540px; }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 820px) {
  .desktop-nav { display: none; }
  .menu-button { display: block; }
  .hero-grid { min-height: auto; grid-template-columns: 1fr; }
  .hero-copy-column { min-height: 520px; padding: var(--space-8) 0; }
  .hero-media { min-height: 540px; border-top: 4px solid var(--paper); border-left: 0; }
  .section-head, .page-intro-grid, .featured-product, .support-layout, .product-detail, .content-grid, .contact-grid { grid-template-columns: 1fr; }
  .section-head { align-items: start; }
  .featured-copy { padding: var(--space-8) 32px; }
  .featured-visual { min-height: 500px; }
  .support-item { grid-template-columns: 1fr; gap: 8px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-image { position: static; min-height: 420px; }
  .cta-inner, .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .container { width: min(100% - 28px, 1280px); }
  .header-inner, .brand-lockup { min-height: 70px; }
  .brand-lockup img { width: 168px; }
  .hero-copy-column { min-height: 480px; }
  .hero h1 { font-size: clamp(2.75rem, 15vw, 4.4rem); }
  .hero-media { min-height: 500px; grid-template-columns: 1fr 1fr; grid-template-rows: 60% 40%; }
  .hero-tile-main { grid-column: 1 / 3; grid-row: 1; }
  .section { padding: var(--space-8) 0; }
  .section-compact { padding: var(--space-7) 0; }
  .section-head { margin-bottom: var(--space-6); }
  .family-row { min-height: 94px; grid-template-columns: 1fr 62px; gap: 12px; }
  .family-action { display: none; }
  .featured-visual { min-height: 390px; }
  .featured-copy { padding: var(--space-8) 20px; }
  .product-tools, .product-grid { grid-template-columns: 1fr; }
  .product-card-image { aspect-ratio: 16 / 10; }
  .news-row { grid-template-columns: 1fr; gap: 4px; padding: 18px 0; }
  .news-row .family-action { display: none; }
  .news-card { grid-template-columns: 1fr; gap: 6px; }
  .contact-panel, .map-panel { padding: 28px 20px; }
  .contact-list div { grid-template-columns: 1fr; gap: 3px; }
  .cta-band { padding: var(--space-7) 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

/* Product discovery and verified document library. */
.hero-copy-column, .hero-media, .field-group, .resource-entry { min-width: 0; }
.hero-grid { min-height: min(780px, calc(100dvh - 82px)); }
.hero-media { min-height: 620px; }
.home-search { margin-top: 28px; max-width: 460px; }
.home-search label { display: block; margin-bottom: 8px; font-size: 1rem; }
.home-search > div { display: flex; }
.home-search input { width: 100%; min-width: 0; min-height: 48px; padding: 10px 12px; border: 1px solid #93999e; border-radius: 0; background: var(--paper); color: var(--carbon); }
.home-search button { min-width: 68px; border: 1px solid var(--carbon); color: var(--paper); background: var(--carbon); }
.home-search button:hover { background: #34383b; }
.product-tools { grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr)); }
.product-tools input, .product-tools select { min-width: 0; }
.filter-summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.filter-summary .product-count { margin: 0; }
.filter-reset { min-height: 44px; padding: 8px 12px; color: var(--brand-red); background: var(--paper); border: 1px solid var(--line); }
.filter-reset:hover { border-color: var(--brand-red); }
.empty-results { padding: 32px; background: var(--paper); border-left: 3px solid var(--brand-red); }
.empty-results h2 { margin-top: 0; }
.document-section { margin: 28px 0; }
.document-section h2 { font-size: 1.2rem; }
.document-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.document-list li { padding: 12px 0; border-bottom: 1px solid var(--line); }
.document-list a { display: flex; align-items: center; min-height: 44px; color: var(--brand-red); font-weight: 700; overflow-wrap: anywhere; text-decoration: underline; text-underline-offset: 4px; }
.document-list a:hover { color: var(--brand-red-dark); }
.document-list span, .document-note { color: var(--steel); font-size: .875rem; }
.resource-entry { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 40px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.resource-entry > h2 { font-size: 1.25rem; }
.resource-entry > h2 a { display: block; min-height: 44px; }
.resource-entry > h2 a:hover { color: var(--brand-red); }
.resource-entry .document-section { margin: 0; }
.resource-entry .document-section h2, .resource-entry .document-note { display: none; }
.spec-table caption { text-align: left; font-weight: 700; padding-bottom: 12px; }
.spec-table th { padding-right: 16px; }
.product-card p { font-size: 1rem; }
:is(input,select,textarea,button,a) { scroll-margin-top: 110px; }
@media (max-width: 1080px) { .product-tools { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media (max-width: 820px) {
  .hero-grid { min-height: auto; }
  .hero-copy-column { min-height: auto; }
  .hero-media { min-height: 460px; }
  .resource-entry { grid-template-columns: 1fr; gap: 8px; }
}
@media (max-width: 560px) {
  .product-tools { grid-template-columns: 1fr; }
  .hero-media { min-height: 440px; }
  .empty-results { padding: 24px; }
  .filter-summary { gap: 8px; }
}

.full-description { margin: 20px 0; border-block: 1px solid var(--line); }
.full-description summary { padding: 14px 0; min-height: 44px; cursor: pointer; color: var(--brand-red); font-weight: 700; }
.full-description p { overflow-wrap: anywhere; line-height: 1.9; }
@media (max-width: 560px) { .detail-image { min-height: 280px; padding: 24px; } .detail-image img { height: 280px; max-height: 280px; } }
/* Product showcase: one continuous canvas, five quiet navigation marks. */
.product-carousel { overflow: clip; scroll-margin-top: 100px; background: var(--paper); }
.product-carousel .section-index { color: var(--brand-red); font-size: 14px; }
.carousel-heading { display: flex; align-items: center; justify-content: space-between; gap: 24px; max-width: 1280px; margin: auto; padding: 32px 24px 8px; }
.carousel-heading h2 { margin: 0; font-size: clamp(1.5rem, 2.5vw, 2rem); scroll-margin-top: 100px; }
.carousel-heading a { display: inline-flex; align-items: center; min-height: 44px; gap: 12px; font-size: 1rem; }
.carousel-heading a:hover { color: var(--brand-red); }
.product-carousel .featured-product { max-width: 1280px; margin: auto; grid-template-columns: 44% 56%; min-height: 600px; align-items: center; touch-action: pan-y pinch-zoom; }
.product-carousel .featured-copy { min-width: 0; padding: 40px 24px; }
.product-carousel .featured-copy h3 { max-width: 20ch; font-size: clamp(28px, 3.4vw, 48px); line-height: 1.3; text-wrap: balance; }
.product-carousel .featured-copy > p { font-size: 16px; line-height: 1.8; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 3; overflow: hidden; }
.product-carousel .featured-visual { min-height: 540px; background: transparent; padding: 24px; }
.product-carousel .featured-visual img { width: 100%; height: 490px; object-fit: contain; }
.product-carousel .actions { margin-top: 24px; }
.product-carousel .text-link { min-height: 44px; gap: 10px; }
.carousel-controls { display: flex; align-items: center; justify-content: center; padding: 8px 20px 24px; }
.carousel-dots { display: flex; gap: 8px; }
.carousel-dots button { position: relative; width: 56px; min-width: 44px; height: 44px; border: 0; border-radius: 0; background: transparent; cursor: pointer; touch-action: manipulation; }
.carousel-dots button::after { content: ''; position: absolute; left: 0; right: 0; top: 20px; height: 2px; background: var(--steel); transition: background-color 150ms; }
.carousel-dots button[aria-current="true"]::after { height: 4px; top: 19px; background: var(--brand-red); }
.carousel-dots button:hover::after { background: var(--brand-red); }
.product-carousel :focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; scroll-margin-block: 100px; }
@media (max-width: 900px) {
  .product-carousel .featured-product { grid-template-columns: 1fr; min-height: 0; }
  .product-carousel .featured-copy { min-height: 380px; padding: 32px 24px 8px; }
  .product-carousel .featured-copy h3 { max-width: 28ch; }
  .product-carousel .featured-visual { min-height: 330px; padding: 16px 24px; }
  .product-carousel .featured-visual img { height: 300px; }
}
@media (max-width: 560px) {
  .carousel-heading { padding: 24px 20px 0; gap: 12px; }
  .carousel-heading a { font-size: 14px; gap: 6px; }
  .product-carousel .featured-copy { padding-inline: 20px; min-height: 430px; }
  .carousel-dots button { width: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .carousel-dots button::after { transition: none; }
}

/* Product navigation: continuous panel, real category links. */
.nav-product-toggle { font-family: inherit; color: inherit; border: 0; border-radius: 0; background: none; cursor: pointer; }
.nav-product-toggle[hidden], .nav-product-fallback[hidden], .product-mega[hidden] { display: none; }
.nav-product-toggle:hover, .nav-product-toggle[aria-expanded="true"] { color: var(--brand-red); }
.nav-product-toggle[aria-expanded="true"]::after { transform: scaleX(1); }
.product-mega { position: absolute; inset: 100% 0 auto; background: #e9eef0; border-bottom: 1px solid var(--line); max-height: calc(100dvh - 83px); overflow-y: auto; overscroll-behavior: contain; }
.product-mega-inner { display: grid; grid-template-columns: 1fr 2fr; gap: 64px; padding-block: 40px 48px; }
.product-mega-intro > p { margin: 0 0 20px; font-size: 32px; font-weight: 700; }
.product-mega a { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 52px; padding: 12px 0; color: var(--carbon); font-size: 16px; font-weight: 600; border-bottom: 1px solid #cbd2d6; }
.product-mega a span, .mobile-products a span { color: var(--brand-red); font-size: 24px; line-height: 1; }
.product-mega a:hover { color: var(--brand-red); }
.product-mega a:focus-visible { outline-offset: -3px; }
.product-mega-categories { display: grid; grid-template-columns: 1fr 1fr; align-content: start; column-gap: 40px; }
.mobile-products summary { min-height: 48px; padding: 12px 32px; border-bottom: 1px solid var(--line); font-weight: 700; cursor: pointer; }
.mobile-products[open] summary { color: var(--brand-red); }
.mobile-products > div { padding: 0 16px; background: #e9eef0; }
.mobile-products a { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.mobile-nav { max-height: calc(100dvh - 83px); overflow-y: auto; overscroll-behavior: contain; }
@media (min-width: 821px) { .mobile-nav.is-open { display: none; } }
@media (max-width: 1080px) { .product-mega-inner { gap: 32px; } .product-mega-categories { column-gap: 24px; } }

.nav-product-toggle[aria-current="page"] { color: var(--brand-red); }
.nav-product-toggle[aria-current="page"]::after { transform: scaleX(1); }

/* Elapsed time shares the carousel clock; no independent CSS timer. */
.carousel-dots button[aria-current="true"]::after { background: #c8cdd0; }
.carousel-progress { position: absolute; z-index: 1; left: 0; right: 0; top: 19px; height: 4px; background: var(--brand-red); transform: scaleX(0); transform-origin: left center; pointer-events: none; }
.carousel-dots button:not([aria-current="true"]) .carousel-progress { visibility: hidden; }