:root {
  /* INXREY global visual tokens: edit this block to retone the whole site. */
  --brand-klein: #002fa7;
  --brand-klein-deep: #001d66;
  --brand-klein-bright: #1e63ff;
  --brand-klein-hover: #0b49c8;
  --brand-blue-soft: #8fb0ff;
  --brand-blue-pale: #dbe6ff;
  --brand-gold: #d9a13a;
  --brand-gold-deep: #c98d24;
  --brand-gold-light: #f2d28d;
  --brand-gold-bright: #ffe066;
  --brand-gold-vivid: #f5b700;

  --text-primary: #17213b;
  --text-secondary: #4f5d74;
  --text-muted: #738096;
  --text-inverse: #ffffff;
  --text-inverse-muted: #aab5c8;
  --text-inverse-soft: #c1cbe1;
  --text-gold-deep: #785724;

  --surface-base: #ffffff;
  --surface-soft: #f3f6fb;
  --surface-muted: #edf1f8;
  --surface-gold-soft: #fff4df;
  --surface-brand-dark: #071b45;
  --surface-brand-raised: #0c285f;
  --surface-brand-active: #0d2d70;
  --border-default: #d8dfec;
  --border-strong: #aab5c8;

  --state-success: #002fa7;
  --state-warning: #c98d24;
  --state-danger: #b94a3b;
  --focus-ring: rgba(30, 99, 255, 0.2);
  --shadow-soft: 0 12px 34px rgba(0, 47, 167, 0.08);
  --shadow-card: 0 20px 54px rgba(0, 47, 167, 0.13);
  --shadow-strong: 0 28px 70px rgba(0, 29, 102, 0.2);
  --gradient-brand: linear-gradient(135deg, var(--brand-klein-deep), var(--brand-klein));
  --gradient-hero: linear-gradient(90deg, rgba(4, 20, 58, 0.97), rgba(0, 47, 167, 0.7));
  --gradient-gold: linear-gradient(135deg, var(--brand-gold-light), var(--brand-gold-deep));
  --gradient-gold-bright: linear-gradient(110deg, var(--brand-gold-bright), var(--brand-gold-vivid));

  /* Semantic API */
  --color-brand: var(--brand-klein);
  --color-brand-strong: var(--brand-klein-deep);
  --color-accent: var(--brand-klein-bright);
  --color-highlight: var(--brand-gold);
  --color-text: var(--text-primary);
  --color-text-muted: var(--text-muted);
  --color-border: var(--border-default);
  --color-surface: var(--surface-base);
  --color-surface-soft: var(--surface-soft);
  --color-surface-dark: var(--surface-brand-dark);

  /* Backward-compatible aliases used by page modules */
  --ink: var(--text-primary);
  --muted: var(--text-muted);
  --line: var(--border-default);
  --paper: var(--surface-base);
  --soft: var(--surface-soft);
  --silver: var(--surface-muted);
  --pine: var(--brand-klein);
  --pine-dark: var(--brand-klein-deep);
  --teal: var(--brand-gold);
  --amber: var(--brand-gold);
  --graphite: var(--text-primary);
  --shadow: var(--shadow-card);

  /* Typography */
  --font-sans: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", system-ui, sans-serif;
  --font-data: ui-monospace, "Cascadia Mono", Consolas, "Liberation Mono", monospace;
  --text-caption: 12px;
  --text-small: 13px;
  --text-body: 15px;
  --text-body-large: 17px;
  --text-title-small: 20px;

  /* Layout */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --radius-small: 3px;
  --radius-medium: 6px;
  --control-height: 44px;
}

body {
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: 1.7;
}

.goog-te-banner-frame,
body > .skiptranslate,
#google-translate-element {
  display: none !important;
}

body {
  top: 0 !important;
}

.language-en .main-nav {
  gap: 12px;
}

.language-en .main-nav > a,
.language-en .nav-entry > a {
  font-size: 12px;
  letter-spacing: -0.015em;
}

.language-en .header-contact {
  min-width: 145px;
}

.language-en .hero h1,
.language-en .technology-hero h1,
.language-en .solutions-hero h1,
.language-en .catalog-hero h1,
.language-en .cases-hero h1,
.language-en .resources-hero h1,
.language-en .about-hero h1,
.language-en .lab-hero h1,
.language-en .temperature-hero h1,
.language-en .verification-hero h1,
.language-en .software-data-hero h1 {
  font-size: clamp(42px, 4.2vw, 60px);
  letter-spacing: -0.035em;
}

.language-en .section-heading h2,
.language-en .technology-heading h2,
.language-en .technology-section-header h2,
.language-en .solutions-heading h2,
.language-en .case-heading h2,
.language-en .resource-heading h2,
.language-en .about-heading h2,
.language-en .lab-heading h2,
.language-en .temperature-heading h2,
.language-en .hotspot-intro h2,
.language-en .verification-heading h2,
.language-en .software-data-heading h2 {
  font-size: clamp(32px, 3.5vw, 47px);
}

.language-en .button,
.language-en .main-nav a,
.language-en .mega-menu a {
  white-space: normal;
}

.language-en h1 br,
.language-en h2 br,
.language-en h3 br,
.language-en blockquote br {
  display: none;
}

.language-en .relay-chain,
.language-en .engineering-scope,
.language-en .delivery-timeline,
.language-en .professional-flow,
.language-en .data-flow {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.language-en .service-grid,
.language-en .company-profile-grid,
.language-en .commitment-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.language-en .system-path article,
.language-en .engineering-scope article,
.language-en .delivery-timeline article,
.language-en .data-flow article {
  min-height: 310px;
}

.language-en .product-category-list {
  min-width: 255px;
}

.language-en .product-menu-layout {
  grid-template-columns: 255px minmax(0, 1fr);
}

.language-en .product-menu-links strong,
.language-en .product-menu-links span,
.language-en .mega-links span,
.language-en .mega-links small {
  overflow: visible;
  text-overflow: clip;
  white-space: normal;
}

@media (max-width: 1180px) and (min-width: 821px) {
  .language-en .header-contact {
    display: none;
  }

  .language-en .main-nav {
    gap: 10px;
  }
}

@media (max-width: 820px) {
  .language-en .site-header .brand {
    min-width: 0;
    max-width: calc(100% - 56px);
  }

  .language-en .site-header .brand-company {
    overflow: hidden;
    max-width: 100%;
    font-size: 8px;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .language-en .relay-chain,
  .language-en .engineering-scope,
  .language-en .delivery-timeline,
  .language-en .professional-flow,
  .language-en .data-flow,
  .language-en .service-grid,
  .language-en .company-profile-grid,
  .language-en .commitment-grid {
    grid-template-columns: 1fr;
  }

  .language-en .product-menu-layout {
    display: block;
  }
}

p {
  text-wrap: pretty;
}

button,
input,
select,
textarea {
  font-size: max(1em, var(--text-small));
}

.button,
.inline-actions a {
  min-height: var(--control-height);
  font-size: var(--text-small);
}

.utility-bar,
.main-nav a,
.category-rail a,
.detail-rail a,
.floating-consult {
  font-size: var(--text-small);
}

.brand small,
.header-contact small,
.eyebrow,
.footer-bottom,
.compare-bar button {
  font-size: var(--text-caption);
}

.finder-fields label span,
.finder-result small,
.finder-result span,
.hero-product-label span,
.tag-row span,
.compare-check,
.mini-specs span,
.metric-grid span,
.industry-grid small,
.case-card > span,
.case-card div small,
.resource-grid small,
.contact-form label span {
  font-size: var(--text-small);
}

.file-type {
  font-size: var(--text-caption);
}

.product-card > p,
.case-card > p,
.footer-brand p,
.footer-grid > div:not(.footer-brand),
.support-grid p {
  font-size: var(--text-small);
}

/* Product catalog readability */
.search-shortcuts button,
.catalog-metrics span,
.category-rail span,
.category-story-image > small,
.story-columns strong,
.story-columns span,
.category-story blockquote,
.category-note,
.method-band span,
.battery-flow span,
.method-band b,
.battery-flow i,
.category-products-heading span,
.catalog-product-image small,
.catalog-product-meta span,
.catalog-product-card > p,
.catalog-product-specs span,
.catalog-product-card a,
.catalog-index,
.systems-map-head span,
.systems-map a > span,
.systems-map a small,
.search-dock-title small,
.floor-title,
.floor-nav a span,
.floor-nav a em {
  font-size: var(--text-caption);
}

.catalog-product-card > p,
.catalog-product-card a,
.category-story blockquote,
.category-note,
.method-band span,
.battery-flow span {
  font-size: var(--text-small);
}

.catalog-product-card h4 {
  font-size: var(--text-title-small);
}

.catalog-product-card a {
  min-height: var(--control-height);
}

.product-section .container,
.product-tabs {
  min-width: 0;
  max-width: 100%;
}

.product-tabs {
  overscroll-behavior-inline: contain;
}

.floor-nav {
  width: 90px;
}

.floor-nav a {
  min-height: 56px;
}

/* Product detail readability */
.detail-breadcrumb,
.visual-label,
.model-thumbnails strong,
.model-thumbnails small,
.family-kicker,
.active-model-heading small,
.active-model-heading > span,
.key-spec-grid span,
.summary-assurance,
.family-principles p,
.capability-photo small,
.capability-list article > span,
.capability-list p,
.comparison-tools,
.recommendation-cards span,
.recommendation-cards small,
.comparison-table th,
.comparison-table td,
.comparison-table thead small,
.comparison-note,
.application-grid p,
.application-grid em,
.spec-row span,
.spec-row strong,
.download-grid small,
.detail-contact-card strong,
.detail-contact-card small {
  font-size: var(--text-caption);
}

.detail-breadcrumb,
.model-thumbnails strong,
.model-thumbnails small,
.active-model-heading small,
.key-spec-grid span,
.summary-assurance,
.family-principles p,
.capability-list p,
.comparison-tools,
.recommendation-cards small,
.comparison-table th,
.comparison-table td,
.comparison-note,
.application-grid p,
.spec-row span,
.spec-row strong,
.download-grid small,
.detail-contact-card strong,
.detail-contact-card small {
  font-size: var(--text-small);
}

.family-lead,
.detail-heading > p,
.model-position,
.specification-aside > p:last-of-type {
  font-size: var(--text-body);
}

.comparison-table th,
.comparison-table td {
  line-height: 1.55;
}

.comparison-table thead small {
  margin-top: 5px;
}

.spec-row {
  min-height: 54px;
}

.download-grid strong {
  font-size: 14px;
}

@media (max-width: 560px) {
  :root {
    --text-body: 15px;
  }

  .utility-bar {
    font-size: var(--text-caption);
  }

  .detail-rail a,
  .category-rail a {
    min-height: 54px;
    padding-inline: 16px;
  }
}

@media (max-width: 820px) {
  .main-nav {
    bottom: auto;
    height: calc(100dvh - 144px);
    overflow-y: auto;
  }
}

@media (max-width: 560px) {
  .main-nav {
    height: calc(100dvh - 136px);
  }
}

/* Shared professional mega navigation */
.header-inner {
  position: relative;
}

.main-nav {
  position: static;
  gap: clamp(14px, 1.35vw, 22px);
}

.nav-entry {
  display: flex;
  align-items: center;
}

.nav-submenu-toggle {
  display: none;
}

.product-group-panel[hidden] {
  display: none !important;
}

@media (min-width: 821px) {
  .nav-entry:hover .mega-menu,
  .nav-entry:focus-within .mega-menu {
    visibility: visible;
    opacity: 1;
    transform: none;
  }
}

.mega-menu {
  position: absolute;
  z-index: 80;
  top: 100%;
  right: 0;
  left: 0;
  visibility: hidden;
  max-height: calc(100vh - 124px);
  overflow-y: auto;
  color: var(--color-text);
  background: #fff;
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-accent);
  box-shadow: 0 24px 60px rgba(0, 47, 167, 0.18);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.nav-entry.open .mega-menu {
  visibility: visible;
  opacity: 1;
  transform: none;
}

.mega-menu-inner {
  display: grid;
  padding: 28px;
  grid-template-columns: 225px minmax(0, 1fr);
  gap: 34px;
}

.mega-intro {
  padding: 5px 28px 5px 0;
  border-right: 1px solid var(--color-border);
}

.mega-intro-icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 25px;
  place-items: center;
  color: #fff;
  background: var(--color-brand);
  font-size: 27px;
}

.mega-intro > small {
  display: block;
  color: var(--color-accent);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mega-intro > strong {
  display: block;
  margin: 8px 0 10px;
  color: var(--color-brand-strong);
  font-size: 21px;
  line-height: 1.45;
}

.mega-intro > p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 13px;
  line-height: 1.75;
}

.mega-intro > a {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  gap: 5px;
  margin-top: 22px;
  padding: 0;
  color: var(--color-brand);
  font-size: 13px;
  font-weight: 700;
}

.mega-intro > a::after,
.mega-menu a::after {
  display: none;
}

.mega-menu a {
  border-bottom: 0;
}

.mega-groups {
  display: grid;
  align-content: start;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px 30px;
}

.mega-group {
  min-width: 0;
}

.mega-group-title {
  display: flex;
  min-height: 34px;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 0 0 10px;
  color: var(--color-brand-strong);
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
  font-weight: 700;
}

.mega-group-title .material-symbols-rounded {
  color: var(--color-accent);
  font-size: 17px;
}

.mega-links {
  display: grid;
  margin-top: 7px;
}

.mega-links a {
  display: block;
  min-width: 0;
  padding: 8px 9px;
  color: var(--color-text);
  border-left: 2px solid transparent;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.mega-links a:hover,
.mega-links a:focus-visible {
  color: var(--color-brand);
  border-left-color: var(--color-accent);
  background: var(--color-surface-soft);
}

.mega-links span,
.mega-links small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mega-links span {
  font-size: 13px;
  font-weight: 600;
}

.mega-links small {
  margin-top: 2px;
  color: var(--color-text-muted);
  font-size: 12px;
}

.product-menu-head {
  display: flex;
  min-height: 118px;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 24px 28px;
  background: linear-gradient(105deg, #08245f 0%, #0b3d99 72%, #002fa7 100%);
}

.product-menu-head small,
.product-menu-head strong,
.product-menu-head p {
  display: block;
}

.product-menu-head small {
  color: #9ab8ff;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.product-menu-head strong {
  margin-top: 4px;
  color: #fff;
  font-size: 21px;
}

.product-menu-head p {
  margin: 5px 0 0;
  color: #ccd8f0;
  font-size: 13px;
}

.product-menu-head > a {
  display: inline-flex;
  min-height: 42px;
  flex: 0 0 auto;
  align-items: center;
  gap: 6px;
  padding: 0 16px;
  color: #001d66;
  background: #fff;
  font-size: 13px;
  font-weight: 700;
}

.product-menu-layout {
  display: grid;
  min-height: 380px;
  grid-template-columns: 230px minmax(0, 1fr);
}

.product-category-list {
  padding: 12px 0;
  background: #f3f6fb;
  border-right: 1px solid var(--color-border);
}

.product-category-list button {
  display: grid;
  width: 100%;
  min-height: 58px;
  align-items: center;
  padding: 8px 18px;
  text-align: left;
  color: var(--color-text);
  border: 0;
  border-left: 3px solid transparent;
  background: transparent;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  gap: 8px;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.product-category-list button > span {
  color: #738096;
  font-family: var(--font-data);
  font-size: 11px;
}

.product-category-list button > strong {
  font-size: 14px;
}

.product-category-list button > small {
  color: var(--color-text-muted);
  font-size: 11px;
}

.product-category-list button:hover,
.product-category-list button:focus-visible,
.product-category-list button[aria-selected="true"] {
  color: var(--color-brand);
  border-left-color: var(--color-accent);
  background: #fff;
}

.product-group-panels {
  min-width: 0;
  padding: 28px 30px 30px;
}

.product-group-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.product-group-heading small,
.product-group-heading strong {
  display: block;
}

.product-group-heading small {
  color: var(--color-accent);
  font-family: var(--font-data);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.product-group-heading strong {
  margin-top: 3px;
  color: var(--color-brand-strong);
  font-size: 19px;
}

.product-group-heading > a {
  padding: 5px 0;
  color: var(--color-brand);
  font-size: 12px;
  font-weight: 700;
}

.product-menu-links {
  display: grid;
  margin-top: 15px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px 14px;
}

.product-menu-links a {
  display: block;
  min-height: 61px;
  padding: 10px 12px;
  border-left: 2px solid transparent;
  background: #fafbff;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.product-menu-links a:hover,
.product-menu-links a:focus-visible {
  border-left-color: var(--color-accent);
  background: var(--color-surface-soft);
  transform: translateX(2px);
}

.product-menu-links strong,
.product-menu-links span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-menu-links strong {
  color: var(--color-brand-strong);
  font-family: var(--font-data);
  font-size: 13px;
}

.product-menu-links span {
  margin-top: 3px;
  color: var(--color-text-muted);
  font-size: 12px;
}

@media (max-width: 1080px) and (min-width: 821px) {
  .mega-menu-inner {
    padding: 24px;
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 25px;
  }

  .mega-groups {
    gap: 20px;
  }

  .product-menu-layout {
    grid-template-columns: 205px minmax(0, 1fr);
  }

  .product-menu-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .site-header {
    backdrop-filter: none;
  }

  .main-nav {
    position: fixed;
    z-index: 60;
    top: var(--mobile-nav-top, 102px);
    right: 0;
    bottom: auto;
    left: 0;
    display: none;
    align-content: start;
    height: calc(100dvh - var(--mobile-nav-top, 102px));
    padding: 18px 24px 34px;
    overscroll-behavior: contain;
    gap: 0;
  }

  .main-nav.open {
    display: block;
  }

  .nav-entry {
    position: relative;
    display: block;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-entry > a {
    display: block;
    min-width: 0;
    padding-right: 54px;
    border-bottom: 0;
  }

  .nav-submenu-toggle {
    position: absolute;
    z-index: 2;
    top: 5px;
    right: 0;
    display: grid;
    width: 46px;
    height: 46px;
    padding: 0;
    place-items: center;
    color: var(--color-brand);
    border: 0;
    background: transparent;
  }

  .nav-submenu-toggle .material-symbols-rounded {
    transition: transform 160ms ease;
  }

  .nav-entry.open > .nav-submenu-toggle .material-symbols-rounded {
    transform: rotate(180deg);
  }

  .nav-entry.open > a {
    color: var(--color-brand);
    font-weight: 700;
  }

  .mega-menu {
    position: static;
    display: none;
    visibility: visible;
    max-height: none;
    overflow: visible;
    opacity: 1;
    border: 0;
    border-top: 1px solid var(--color-border);
    box-shadow: none;
    transform: none;
  }

  .nav-entry.open .mega-menu {
    display: block;
  }

  .mega-menu-inner {
    display: block;
    padding: 20px 14px 24px;
  }

  .mega-intro {
    padding: 0 0 18px;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .mega-intro-icon {
    display: none;
  }

  .mega-intro > strong {
    font-size: 18px;
  }

  .mega-intro > p {
    font-size: 13px;
  }

  .mega-intro > a {
    min-height: 36px;
    margin-top: 12px;
  }

  .mega-groups {
    display: grid;
    margin-top: 20px;
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .mega-links {
    grid-template-columns: 1fr 1fr;
    gap: 2px 10px;
  }

  .mega-links a {
    padding: 9px 8px;
  }

  .mega-links small {
    white-space: normal;
  }

  .product-menu-head {
    display: block;
    min-height: 0;
    padding: 20px 16px;
  }

  .product-menu-head > a {
    width: fit-content;
    margin-top: 14px;
  }

  .product-menu-layout {
    display: block;
    min-height: 0;
  }

  .product-category-list {
    display: grid;
    padding: 10px;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
    grid-template-columns: 1fr 1fr;
    gap: 4px;
  }

  .product-category-list button {
    min-height: 52px;
    padding: 7px 10px;
    grid-template-columns: 26px minmax(0, 1fr);
  }

  .product-category-list button > small {
    display: none;
  }

  .product-group-panels {
    padding: 20px 14px 24px;
  }

  .product-menu-links {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .main-nav {
    padding-inline: 18px;
  }

  .mega-links {
    grid-template-columns: 1fr;
  }

  .product-category-list,
  .product-menu-links {
    grid-template-columns: 1fr;
  }
}