:root {
  color-scheme: dark;
  --bg-page: #0B0D10;
  --surface: #14171B;
  --surface-raised: #1C2025;
  --product-stage: #E8E7E2;
  --text-primary: #F2EFE8;
  --text-muted: #AAA8A2;
  --accent: #C7A25C;
  --accent-light: #E1C982;
  --radius: 4px;
  --gold-border: rgb(199 162 92 / 30%);
  --gold-border-strong: rgb(199 162 92 / 66%);
  --quiet-border: rgb(242 239 232 / 12%);
  --quiet-border-strong: rgb(242 239 232 / 20%);
  --ink-950: var(--bg-page);
  --ink-900: var(--surface);
  --ink-800: var(--surface-raised);
  --ink-700: #262B31;
  --steel-600: #6E716F;
  --steel-500: var(--text-muted);
  --steel-300: #CCCAC4;
  --steel-150: #DDDAD2;
  --paper-100: var(--product-stage);
  --paper-50: var(--bg-page);
  --white: var(--text-primary);
  --accent-dark: var(--accent);
  --accent-deep: #9A793D;
  --technical: var(--accent);
  --verified: var(--accent);
  --warning: var(--accent-light);
  --page: min(calc(100% - 3rem), 80rem);
  --header-height: 4.5rem;
  --section-space: clamp(5rem, 8vw, 8rem);
  --card-width: 23.5rem;
  --track-gap: 1.25rem;
  --shadow-low: 0 1.25rem 3rem rgb(0 0 0 / 24%);
  --shadow-high: 0 2rem 5rem rgb(0 0 0 / 34%);
  font-family: "Avenir Next", Avenir, "Helvetica Neue", Arial, sans-serif;
}

html {
  overflow-x: clip;
  background: var(--bg-page);
  color: var(--text-primary);
}

body,
.site-shell--industrial-tech,
main {
  background: var(--bg-page);
  color: var(--text-primary);
}

.site-shell--industrial-tech {
  background-image: none;
}

::selection {
  background: var(--accent);
  color: var(--bg-page);
}

h1,
h2,
h3,
.category-card h4,
.site-footer strong {
  color: var(--text-primary);
  font-family: "Avenir Next", Avenir, "Helvetica Neue", Arial, sans-serif;
  font-weight: 560;
  letter-spacing: -0.045em;
  line-height: 1;
}

h1 {
  font-size: clamp(3.25rem, 5.4vw, 5.75rem);
}

h2 {
  font-size: clamp(2.6rem, 4.9vw, 4.9rem);
}

h3 {
  font-size: clamp(1.4rem, 2.2vw, 2.25rem);
}

p,
li,
dd,
label {
  text-wrap: pretty;
}

a {
  text-underline-offset: 0.24em;
}

:focus-visible {
  outline: 3px solid var(--accent-light);
  outline-offset: 3px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.15rem;
  color: var(--accent-light);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  line-height: 1.35;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 1.75rem;
  height: 1px;
  flex: 0 0 auto;
  background: var(--accent);
  content: "";
}

.company-overview .eyebrow,
.section-heading .eyebrow,
.buyer-guides .eyebrow {
  display: none;
}

.button {
  min-height: 3rem;
  padding: 0.82rem 1.35rem;
  border-radius: var(--radius);
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.01em;
  line-height: 1.15;
  text-transform: none;
  white-space: nowrap;
  transition: transform 180ms cubic-bezier(0.2, 0.7, 0.2, 1), opacity 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button:active {
  transform: translateY(1px);
}

.button--accent {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--bg-page);
}

.button--accent:hover {
  border-color: var(--accent-light);
  background: var(--accent-light);
  box-shadow: none;
}

.button--outline {
  border-color: var(--gold-border-strong);
  background: rgb(11 13 16 / 54%);
  color: var(--text-primary);
}

.button--outline:hover {
  border-color: var(--accent-light);
}

.text-link,
.buyer-guide-link,
.related-products a {
  color: var(--accent-light);
  font-size: 0.8rem;
  font-weight: 720;
  letter-spacing: 0.01em;
  text-transform: none;
}

.site-header {
  position: sticky;
  z-index: 220;
  top: 0;
  min-height: var(--header-height);
  grid-template-columns: auto minmax(20rem, 1fr) auto;
  gap: clamp(1rem, 2.6vw, 3rem);
  padding: 0.65rem max(1.5rem, calc((100% - 80rem) / 2));
  border-bottom: 1px solid var(--quiet-border);
  background: rgb(20 23 27 / 98%);
  color: var(--text-primary);
  transition: opacity 220ms ease;
}

body:has([data-company-hero]) .site-header:not(.site-header--scrolled) {
  border-color: rgb(242 239 232 / 16%);
  background-color: transparent;
  background-image: linear-gradient(180deg, rgb(11 13 16 / 82%), rgb(11 13 16 / 28%) 72%, transparent);
  color: var(--text-primary);
}

.site-header--scrolled {
  box-shadow: 0 0.8rem 2.2rem rgb(0 0 0 / 24%);
}

.site-brand {
  gap: 0.72rem;
  color: var(--text-primary);
  font-family: "Avenir Next", Avenir, sans-serif;
  font-size: clamp(0.92rem, 1.35vw, 1.08rem);
  font-weight: 700;
  letter-spacing: 0.055em;
}

.site-brand::before {
  display: none;
}

.site-brand img {
  width: 2.55rem;
  height: 2.55rem;
  border-radius: var(--radius);
  object-fit: cover;
}

.site-navigation {
  gap: clamp(0.35rem, 1.1vw, 1.1rem);
  white-space: nowrap;
}

.mobile-navigation {
  display: none;
}

.site-navigation a,
.contact-dock__link {
  position: relative;
  color: currentColor;
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.01em;
  text-transform: none;
}

.site-navigation a::after {
  position: absolute;
  right: 0.45rem;
  bottom: 0.3rem;
  left: 0.45rem;
  height: 1px;
  background: var(--accent);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 200ms ease;
}

.site-navigation a:hover::after,
.site-navigation a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.contact-dock__link {
  transition: transform 180ms ease, opacity 180ms ease;
}

.contact-dock__link:hover {
  transform: translateY(-1px);
}

.contact-dock__link--social {
  min-width: 44px;
  min-height: 44px;
  border-color: var(--gold-border);
  border-radius: var(--radius);
  color: var(--text-primary);
  opacity: 0.82;
}

.contact-dock__link--social:hover,
.contact-dock__link--social:focus-visible {
  border-color: var(--accent-light);
  opacity: 1;
}

.contact-dock__menu {
  border: 1px solid var(--gold-border);
  background: var(--surface-raised);
  color: var(--text-primary);
}

body:has([data-company-hero]) .hero {
  margin-top: calc(-1 * var(--header-height));
}

.hero {
  position: relative;
  isolation: isolate;
  min-height: 100svh;
  min-height: 100dvh;
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  padding: calc(var(--header-height) + clamp(2.75rem, 6vw, 5.25rem)) max(1.5rem, calc((100% - 80rem) / 2)) clamp(2.75rem, 5vw, 4.5rem);
  background: var(--bg-page);
  color: var(--text-primary);
  overflow: hidden;
}

.hero::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  width: auto;
  aspect-ratio: auto;
  border: 0;
  border-radius: 0;
  background: linear-gradient(100deg, var(--bg-page) 0 38%, rgb(11 13 16 / 92%) 51%, rgb(11 13 16 / 22%) 82%, rgb(11 13 16 / 38%));
  content: "";
}

.hero::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  border-radius: 0;
  background:
    linear-gradient(180deg, rgb(11 13 16 / 12%) 42%, rgb(11 13 16 / 70%) 100%),
    linear-gradient(90deg, transparent 0 67%, rgb(199 162 92 / 12%) 67% 67.08%, transparent 67.08%);
  content: "";
}

.hero__media {
  position: absolute;
  z-index: -2;
  inset: 0 0 0 42%;
  overflow: hidden;
}

.hero__media::after {
  position: absolute;
  inset: 0;
  border-radius: 0;
  background: linear-gradient(90deg, var(--bg-page), rgb(11 13 16 / 48%) 22%, transparent 58%);
  content: "";
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 34%;
  filter: saturate(0.82) contrast(1.06);
  transform: scale(1.025);
}

.hero__content {
  position: relative;
  z-index: 2;
  width: min(58vw, 52rem);
  max-width: 52rem;
}

.hero h1 {
  max-width: 100%;
  margin-bottom: clamp(1.35rem, 2.4vw, 2rem);
  color: var(--text-primary);
  font-size: clamp(3.2rem, 4.1vw, 4.35rem);
  font-weight: 540;
  line-height: 0.98;
  text-wrap: balance;
}

.hero__content > p:not(.eyebrow) {
  max-width: 36rem;
  margin-bottom: 1.65rem;
  color: var(--text-muted);
  font-size: clamp(1rem, 1.35vw, 1.16rem);
  line-height: 1.65;
}

.hero__actions {
  gap: 0.75rem;
}

.hero .button--outline {
  border-color: var(--gold-border-strong);
  color: var(--text-primary);
}

.company-overview {
  width: var(--page);
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem);
  margin-inline: auto;
  padding-block: var(--section-space);
  background: var(--bg-page);
  color: var(--text-primary);
}

body:has(.company-overview) main {
  background: var(--bg-page);
}

.company-overview__intro {
  grid-column: span 6;
  align-self: start;
  padding-right: clamp(1rem, 4vw, 4rem);
}

.company-overview__intro h2 {
  max-width: 10ch;
  margin-bottom: 1.5rem;
  font-size: clamp(2.85rem, 4.7vw, 4.7rem);
}

.company-overview__intro > p:not(.eyebrow) {
  max-width: 38rem;
  color: var(--text-muted);
  font-size: 1.04rem;
}

.company-overview__metrics {
  grid-column: span 6;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 0;
}

.company-overview__metrics div {
  min-height: 12.5rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(1.35rem, 2.8vw, 2rem);
  border: 1px solid var(--quiet-border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text-primary);
}

.company-overview__metrics div:first-child {
  grid-column: 1 / -1;
  min-height: 15rem;
  border-color: var(--gold-border);
  background: var(--surface-raised);
}

.company-overview__metrics div:last-child {
  border-color: var(--gold-border);
  background: var(--surface);
  color: var(--text-primary);
}

.company-overview__metrics dt {
  color: var(--accent-light);
  font-size: clamp(3.3rem, 5.5vw, 5.25rem);
  font-variant-numeric: tabular-nums;
  font-weight: 540;
  letter-spacing: -0.055em;
  line-height: 0.9;
}

.company-overview__metrics dd {
  max-width: 15rem;
  margin: 1rem 0 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.company-overview__advantages {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: clamp(1rem, 4vw, 3rem);
  border-top: 1px solid var(--gold-border);
}

.company-overview__advantages article {
  min-width: 0;
  padding: 1.75rem 2rem 0 0;
  border-right: 1px solid var(--quiet-border);
}

.company-overview__advantages article + article {
  padding-left: 2rem;
}

.company-overview__advantages article:last-child {
  border-right: 0;
}

.company-overview__advantages span {
  color: var(--accent-light);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
}

.company-overview__advantages h3 {
  margin: 2rem 0 0.8rem;
  font-size: clamp(1.35rem, 1.9vw, 1.9rem);
}

.company-overview__advantages p {
  color: var(--text-muted);
}

.section-heading--technical {
  padding-top: 0;
}

.section-heading--technical::before {
  display: none;
}

.category-directory {
  padding-block: var(--section-space);
  background: var(--surface);
  color: var(--text-primary);
}

.category-directory .section-heading {
  display: block;
}

.category-directory .section-heading h2 {
  max-width: 12ch;
  margin-bottom: 1.35rem;
}

.category-directory .section-heading > p {
  max-width: 62ch;
  margin: 0;
  color: var(--text-muted);
}

.category-directory__group + .category-directory__group {
  border-color: var(--quiet-border);
}

.category-directory__group-heading::after {
  background: linear-gradient(90deg, var(--gold-border-strong), transparent);
}

.category-directory__group-heading h3 {
  color: var(--accent-light);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

#product-categories .category-list {
  align-items: start;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem;
}

#product-categories .section-heading {
  width: var(--page);
  margin: 0 auto clamp(2.5rem, 5vw, 4.5rem);
}

#product-categories .section-heading h2 {
  max-width: 19ch;
  margin-bottom: 1rem;
  font-size: clamp(2.75rem, 5vw, 4.75rem);
}

#product-categories .section-heading > p {
  max-width: 58rem;
  font-size: clamp(1rem, 1.4vw, 1.15rem);
}

#product-categories .category-card {
  grid-column: span 4;
  display: block;
  min-height: 25rem;
  border: 1px solid var(--quiet-border);
  border-top: 2px solid var(--gold-border-strong);
  border-radius: var(--radius);
  background: var(--surface-raised);
  color: var(--text-primary);
  box-shadow: none;
  overflow: hidden;
  transition: transform 260ms cubic-bezier(0.2, 0.7, 0.2, 1), opacity 220ms ease;
}

#product-categories .category-card::after {
  display: none;
}

#product-categories .category-directory__group[data-category-group="valves"] .category-card:first-child {
  grid-column: span 7;
}

#product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(2) {
  grid-column: span 5;
}

#product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(3),
#product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(4),
#product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(5),
#product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(6) {
  grid-column: span 3;
}

#product-categories .category-card__surface {
  min-width: 0;
  min-height: 25rem;
  height: 100%;
  display: grid;
  grid-template-rows: minmax(16rem, 1fr) auto;
  color: inherit;
  text-decoration: none;
}

#product-categories .category-card__visual {
  min-height: 16rem;
  display: grid;
  grid-template: 1fr / 1fr;
  border: 0;
  border-bottom: 1px solid var(--quiet-border);
  border-radius: var(--radius);
  background: var(--product-stage);
}

#product-categories .category-directory__group[data-category-group="valves"] .category-card:first-child .category-card__surface {
  min-height: 32rem;
  grid-template-columns: minmax(0, 1.25fr) minmax(15rem, 0.75fr);
  grid-template-rows: 1fr;
}

#product-categories .category-directory__group[data-category-group="valves"] .category-card:first-child .category-card__visual {
  min-height: 32rem;
  border-right: 1px solid var(--quiet-border);
  border-bottom: 0;
}

#product-categories .category-card__visual::before {
  border-color: rgb(11 13 16 / 10%);
}

#product-categories .category-card__visual img {
  grid-area: 1 / 1;
  padding: clamp(1.25rem, 3vw, 2.7rem);
  object-fit: contain;
  filter: none;
  transition: transform 320ms cubic-bezier(0.2, 0.7, 0.2, 1), opacity 220ms ease;
}

#product-categories .category-card--visual-index .category-card__visual img {
  position: absolute;
  inset: 0;
  min-width: 0;
  min-height: 0;
  box-sizing: border-box;
}

#product-categories .category-card__visual img:not(:first-child) {
  display: none;
}

#product-categories .category-card__content {
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: clamp(1.4rem, 2.7vw, 2.2rem);
}

#product-categories .category-card h4 {
  max-width: 12ch;
  margin: 0 0 1.25rem;
  font-size: clamp(1.75rem, 2.8vw, 2.9rem);
}

#product-categories .category-card__count {
  display: block;
  margin-bottom: 0.8rem;
  color: var(--text-muted);
  font-size: 0.68rem;
  font-weight: 760;
  letter-spacing: 0.06em;
  line-height: 1.45;
  text-transform: uppercase;
}

#product-categories .category-card__link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-top: auto;
  color: var(--text-primary);
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  text-decoration-color: var(--accent);
}

#product-categories .category-card:hover,
#product-categories .category-card:focus-within {
  border-color: var(--gold-border-strong);
  box-shadow: var(--shadow-high);
  transform: translateY(-4px);
}

#product-categories .category-card__surface:focus-visible {
  outline: 0;
  box-shadow: inset 0 0 0 3px var(--accent-light);
}

#product-categories .category-card:hover .category-card__visual img,
#product-categories .category-card:focus-within .category-card__visual img {
  transform: scale(1.025);
}

#product-categories .category-directory__group[data-category-group="piping-support"] .category-card {
  grid-column: span 3;
  min-height: 22rem;
}

#product-categories .category-directory__group[data-category-group="piping-support"] .category-card__surface {
  min-height: 22rem;
  grid-template-rows: minmax(12rem, 1fr) auto;
}

#product-categories .category-directory__group[data-category-group="piping-support"] .category-card__visual {
  min-height: 12rem;
}

.product-band {
  padding-block: var(--section-space);
  background: var(--surface);
  color: var(--text-primary);
}

.product-band .section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 1.25rem 2rem;
}

.product-band .section-heading h2 {
  max-width: 11ch;
}

.product-band .section-heading > p {
  grid-column: 1;
  max-width: 62ch;
  color: var(--text-muted);
}

.product-band__controls {
  align-self: end;
}

[data-product-band-previous],
[data-product-band-toggle],
[data-product-band-next] {
  min-width: 44px;
  min-height: 44px;
  border-color: var(--gold-border);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-primary);
  transition: transform 180ms ease, opacity 180ms ease;
}

[data-product-band-previous]:hover,
[data-product-band-toggle]:hover,
[data-product-band-next]:hover,
[data-product-band-previous]:focus-visible,
[data-product-band-toggle]:focus-visible,
[data-product-band-next]:focus-visible {
  border-color: var(--accent-light);
  background: var(--surface-raised);
}

[data-product-band-previous]:active,
[data-product-band-toggle]:active,
[data-product-band-next]:active {
  transform: translateY(1px);
}

[data-product-band-toggle][aria-pressed="true"] {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--bg-page);
}

[data-product-band-counter] {
  color: var(--text-muted);
}

.product-band__progress {
  border-color: var(--gold-border);
}

.product-band__progress span {
  background: var(--accent);
  transition-property: none;
}

.product-band::before {
  background: linear-gradient(90deg, var(--surface), transparent);
}

.product-band::after {
  background: linear-gradient(-90deg, var(--surface), transparent);
}

.product-band__track {
  overflow-x: auto;
  scroll-snap-type: none;
}

.product-card {
  border: 1px solid var(--quiet-border);
  border-top: 1px solid var(--quiet-border);
  border-radius: var(--radius);
  background: var(--surface-raised);
  color: var(--text-primary);
  box-shadow: none;
  overflow: hidden;
  transition: transform 260ms cubic-bezier(0.2, 0.7, 0.2, 1), opacity 220ms ease;
}

.product-card:focus-within {
  border-color: var(--accent-light);
}

.product-card--band[data-active="true"] {
  border-color: var(--gold-border-strong);
  box-shadow: var(--shadow-high);
  transform: translateY(-0.45rem);
}

.product-card__visual {
  min-height: 15rem;
  border-radius: var(--radius);
  background: var(--product-stage);
}

.product-card__visual--model {
  padding: 0;
  background: var(--surface);
}

.product-card__media--model {
  width: 100%;
  min-height: 15rem;
  display: grid;
  align-content: end;
  gap: 0.45rem;
  padding: 1.5rem;
  border-left: 2px solid var(--accent);
  background:
    linear-gradient(135deg, rgb(199 162 92 / 10%), transparent 42%),
    linear-gradient(160deg, #252a30, #111418 72%);
  color: var(--text-primary);
}

.product-card__media--model::before {
  width: 3rem;
  height: 3rem;
  margin-bottom: auto;
  border: 1px solid var(--gold-border-strong);
  background:
    linear-gradient(90deg, transparent 46%, var(--accent) 46% 54%, transparent 54%),
    linear-gradient(transparent 46%, var(--accent) 46% 54%, transparent 54%);
  content: "";
  transform: rotate(45deg);
}

.product-card__media--model span,
.product-card__media--model small {
  color: var(--text-muted);
  font-size: 0.68rem;
  font-weight: 720;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.product-card__media--model strong {
  color: var(--text-primary);
  font-size: 1.05rem;
  line-height: 1.25;
}

.product-card__image {
  filter: none;
  transition: transform 280ms cubic-bezier(0.2, 0.7, 0.2, 1), opacity 180ms ease;
}

.product-card:hover .product-card__image,
.product-card:focus-within .product-card__image {
  transform: scale(1.025);
}

.product-card__media-count {
  display: none;
}

.product-card__category,
.product-card__model,
.product-card__model span,
.product-facts span,
.product-heading__model span {
  color: var(--text-muted);
}

.product-facts li {
  border-color: var(--quiet-border);
}

.document-status {
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text-muted);
}

.product-card__actions .text-link,
.product-band .product-card__actions .text-link {
  color: var(--accent-light);
}

.product-card__actions .button--outline {
  color: var(--text-primary);
}

.page-heading--category-compact {
  display: grid;
  grid-template-columns: minmax(18rem, 0.78fr) minmax(0, 1.22fr);
  align-items: end;
  gap: 0.8rem 4rem;
  max-width: 80rem;
  margin-bottom: clamp(2rem, 4vw, 3.25rem);
}

.page-heading--category-compact .eyebrow {
  grid-column: 1 / -1;
}

.page-heading--category-compact h1 {
  grid-column: 1;
  grid-row: 2 / 4;
  max-width: 15ch;
  margin: 0;
  font-size: clamp(3rem, 5vw, 4.25rem);
}

.page-heading--category-compact > p:not(.eyebrow) {
  grid-column: 2;
  max-width: 52rem;
  margin: 0;
}

.page-heading--category-compact .buyer-guide-link {
  grid-column: 2;
}

.category-page .category-models__heading {
  max-width: 30rem;
  margin: 0;
}

.category-page .category-models__heading h2 {
  max-width: 13ch;
  font-size: clamp(2.15rem, 3.5vw, 3.4rem);
}

.category-page .category-models {
  display: grid;
  grid-template-columns: minmax(15rem, 0.62fr) minmax(0, 1.38fr);
  align-items: start;
  gap: clamp(1.75rem, 4vw, 3rem);
}

.category-page .catalog-finder {
  margin: 0;
}

.category-product-group {
  grid-column: 1 / -1;
  padding-top: clamp(2rem, 4vw, 3.5rem);
  border-top: 1px solid var(--quiet-border);
}

.category-product-group > header {
  display: grid;
  grid-template-columns: minmax(15rem, 0.75fr) minmax(0, 1.25fr);
  align-items: end;
  gap: 1rem 3rem;
  margin-bottom: 1.75rem;
}

.category-product-group > header h3 {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.75rem);
}

.category-product-group > header p {
  max-width: 52rem;
  margin: 0;
  color: var(--text-muted);
}

.category-page .product-card__actions {
  grid-template-columns: 1fr;
}

.category-page .product-card__actions .text-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}

.services {
  padding-block: var(--section-space);
  background: var(--bg-page);
  color: var(--text-primary);
}

.services .section-heading h2 {
  max-width: 11ch;
}

.service-list {
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--quiet-border);
  background: var(--quiet-border);
}

.service-card {
  grid-column: span 2;
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text-primary);
}

.service-card--lead {
  grid-column: span 6;
  border-top: 2px solid var(--accent);
  background: var(--surface-raised);
  color: var(--text-primary);
}

.service-card p,
.service-card--lead p {
  color: var(--text-muted);
}

.quality-workflow {
  border-block: 1px solid var(--gold-border);
  background: var(--surface);
  color: var(--text-primary);
}

.quality-workflow::before {
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.quality-workflow p {
  color: var(--text-muted);
}

.quality-workflow a,
.workflow-steps li::before {
  color: var(--accent-light);
}

.workflow-steps::before {
  background: linear-gradient(var(--accent), rgb(199 162 92 / 12%));
}

.buyer-guides,
.related-products {
  width: var(--page);
  margin: clamp(2rem, 5vw, 5rem) auto;
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius);
  background: var(--surface-raised);
  color: var(--text-primary);
}

.buyer-guides > p,
.related-products > p {
  color: var(--text-muted);
}

.rfq-section {
  border-color: var(--quiet-border);
  background: var(--bg-page);
  color: var(--text-primary);
}

.rfq-section__intro > p,
.rfq-alternatives__note {
  color: var(--text-muted);
}

.rfq-alternatives a {
  color: var(--accent-light);
}

.rfq-form {
  border: 1px solid var(--gold-border);
  border-top: 1px solid var(--gold-border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text-primary);
}

.rfq-form::before {
  border-color: var(--accent);
}

.rfq-form input,
.rfq-form textarea,
.rfq-form__technical {
  border-color: var(--quiet-border-strong);
  border-radius: var(--radius);
  background: var(--surface-raised);
  color: var(--text-primary);
}

.rfq-form input::placeholder,
.rfq-form textarea::placeholder,
.rfq-form__technical > p {
  color: var(--text-muted);
}

.rfq-form input:focus,
.rfq-form textarea:focus,
.rfq-form__technical[open] {
  border-color: var(--accent-light);
}

.rfq-form input:focus-visible,
.rfq-form textarea:focus-visible {
  outline: 3px solid var(--accent-light);
  outline-offset: 2px;
}

.catalog-page,
.category-page,
.product-page,
.static-page,
.guide-page,
.guide-page--hub {
  background: var(--bg-page);
  color: var(--text-primary);
}

.page-heading h1 {
  max-width: 12ch;
}

.page-heading > p:not(.eyebrow),
.breadcrumbs,
.category-models__heading p,
.category-scope__heading p,
.category-faq__heading p,
.category-faq__item p,
.category-scope__note,
.category-scope__empty,
.static-page p,
.static-page li,
.guide-page p,
.guide-page li {
  color: var(--text-muted);
}

.breadcrumbs a {
  color: var(--accent-light);
}

.category-page .category-models {
  padding: clamp(2rem, 4vw, 3rem);
  border: 1px solid var(--quiet-border);
  border-radius: var(--radius);
  background: var(--surface);
}

.category-page .category-models .product-grid,
.category-page .catalog-finder {
  width: 100%;
}

.catalog-finder {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 0 1rem;
  border: 1px solid var(--quiet-border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text-primary);
}

.catalog-finder h2,
.catalog-finder__controls,
.catalog-finder [data-catalog-empty] {
  grid-column: 1 / -1;
}

.catalog-finder__controls label,
.catalog-finder [data-catalog-result-count] {
  color: var(--text-muted);
}

.catalog-finder__controls input,
.catalog-finder__controls select {
  border-color: var(--quiet-border-strong);
  border-radius: var(--radius);
  background: var(--surface-raised);
  color: var(--text-primary);
}

.catalog-finder__controls .text-link {
  color: var(--accent-light);
}

.catalog-finder__more {
  grid-column: 2;
  grid-row: 3;
  justify-self: end;
  color: var(--text-primary);
}

.category-decision {
  margin-top: clamp(3rem, 7vw, 6rem);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius);
  background: var(--surface-raised);
  color: var(--text-primary);
}

.category-decision::after {
  background: var(--accent);
  opacity: 0.22;
}

.category-decision__answer > p:not(.eyebrow),
.category-decision__criteria span {
  color: var(--text-muted);
}

.category-scope,
.category-faq {
  border-color: var(--quiet-border);
}

.category-scope__group {
  border: 1px solid var(--quiet-border);
  border-top: 2px solid var(--accent);
  border-radius: var(--radius);
  background: var(--surface);
}

.category-scope__group h3 {
  color: var(--text-primary);
}

.category-scope__group li {
  border-radius: var(--radius);
  background: var(--surface-raised);
  color: var(--text-muted);
}

.category-faq__list,
.category-faq__item {
  border-color: var(--quiet-border);
}

.product-procurement-hero {
  margin-bottom: 1.25rem;
  padding: clamp(1.25rem, 3vw, 2.5rem);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text-primary);
}

.product-procurement-hero__media {
  border: 0;
  border-radius: var(--radius);
  background: var(--product-stage);
}

.product-procurement-hero__image {
  filter: none;
}

.product-procurement-hero__facts li,
.product-verification,
.product-procurement-summary {
  border-color: var(--quiet-border);
  border-radius: var(--radius);
  background: var(--surface-raised);
}

.product-procurement-hero__facts span,
.product-verification__row span,
.product-verification__note,
.product-heading__model span {
  color: var(--text-muted);
}

.product-procurement-hero__actions .button--outline {
  border-color: var(--gold-border-strong);
  color: var(--text-primary);
}

.product-detail-nav {
  position: sticky;
  z-index: 8;
  top: calc(var(--header-height) + 0.75rem);
  width: var(--page);
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0 auto 1rem;
  border: 1px solid var(--quiet-border);
  border-left: 2px solid var(--accent);
  border-radius: var(--radius);
  background: rgb(20 23 27 / 98%);
  box-shadow: var(--shadow-low);
}

.product-detail-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0.7rem 1rem;
  border-right: 1px solid var(--quiet-border);
  color: var(--text-muted);
  font-size: 0.76rem;
  font-weight: 740;
  text-decoration: none;
}

.product-detail-nav a:hover,
.product-detail-nav a:focus-visible {
  color: var(--accent-light);
}

.product-detail-nav a:last-child {
  margin-left: auto;
  border-right: 0;
  background: var(--accent);
  color: var(--bg-page);
}

.product-specifications,
.product-media {
  scroll-margin-top: calc(var(--header-height) + 5rem);
}

.catalogue-models,
.catalogue-technical-sheets {
  width: var(--page);
  margin-inline: auto;
  padding-block: clamp(3rem, 6vw, 5.5rem);
  border-bottom: 1px solid var(--quiet-border);
  scroll-margin-top: calc(var(--header-height) + 5rem);
}

.catalogue-models > header,
.catalogue-technical-sheets > header {
  display: grid;
  grid-template-columns: minmax(16rem, 0.8fr) minmax(0, 1.2fr);
  align-items: end;
  gap: 1rem 4rem;
  margin-bottom: 2rem;
}

.catalogue-models > header h2,
.catalogue-technical-sheets > header h2 {
  max-width: 12ch;
  margin: 0;
  font-size: clamp(2.3rem, 4.3vw, 4rem);
}

.catalogue-models > header p,
.catalogue-technical-sheets > header p,
.catalogue-models__note,
.catalogue-models__empty {
  max-width: 52rem;
  margin: 0;
  color: var(--text-muted);
}

.catalogue-model-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  padding: 1px;
  margin: 0 0 1rem;
  background: var(--quiet-border);
  list-style: none;
}

.catalogue-model-list li,
.catalogue-models__empty {
  min-width: 0;
  padding: 1rem 1.1rem;
  background: var(--surface);
  color: var(--text-primary);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.82rem;
  font-weight: 680;
  overflow-wrap: anywhere;
}

.catalogue-model-list li {
  border-left: 2px solid var(--accent);
}

.catalogue-models__empty {
  max-width: none;
  margin-bottom: 1rem;
  border-left: 2px solid var(--accent);
}

.catalogue-models__note {
  font-size: 0.76rem;
}

.catalogue-sheet-list {
  display: grid;
  gap: 0.75rem;
}

.catalogue-sheet {
  border: 1px solid var(--quiet-border);
  border-left: 2px solid var(--accent);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}

.catalogue-sheet summary {
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  color: var(--text-primary);
  cursor: pointer;
  font-weight: 700;
  list-style-position: inside;
}

.catalogue-sheet summary:hover,
.catalogue-sheet summary:focus-visible,
.catalogue-sheet[open] summary {
  background: var(--surface-raised);
  color: var(--accent-light);
}

.catalogue-sheet summary small {
  flex: 0 0 auto;
  color: var(--text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.catalogue-sheet__body {
  display: grid;
  justify-items: center;
  gap: 1rem;
  padding: clamp(1rem, 3vw, 2rem);
  border-top: 1px solid var(--quiet-border);
  background: #0e1013;
}

.catalogue-sheet__open {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-self: end;
  padding: 0.7rem 1rem;
  border: 1px solid var(--gold-border-strong);
  color: var(--accent-light);
  font-size: 0.78rem;
  font-weight: 720;
  text-decoration: none;
}

.catalogue-sheet__body img {
  width: min(100%, 56rem);
  height: auto;
  max-height: 72rem;
  object-fit: contain;
  background: #fff;
  box-shadow: var(--shadow-high);
}

.product-procurement-summary {
  display: grid;
  grid-template-columns: minmax(15rem, 0.68fr) minmax(0, 1.32fr);
  align-items: end;
  gap: 1rem 4rem;
  margin-block: clamp(2.5rem, 5vw, 4.5rem);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border: 1px solid var(--quiet-border);
  border-left: 2px solid var(--accent);
}

.product-procurement-summary h2 {
  max-width: 12ch;
  margin: 0;
  font-size: clamp(2rem, 3.5vw, 3.25rem);
}

.product-procurement-summary p {
  margin: 0;
  color: var(--text-muted);
}

.product-documents,
.product-claims {
  display: grid;
  grid-template-columns: minmax(15rem, 0.68fr) minmax(0, 1.32fr);
  gap: 1rem 4rem;
  align-items: start;
}

.product-documents h2,
.product-claims h2 {
  grid-row: 1 / span 2;
  margin: 0;
  font-size: clamp(2rem, 3.5vw, 3.25rem);
}

.product-documents ul,
.product-claims ul,
.product-documents p,
.product-claims p {
  grid-column: 2;
  margin-top: 0;
}

.product-media,
.product-specifications,
.product-claims,
.product-documents,
.static-page > article,
.guide-page > article,
.guide-page--hub {
  border-color: var(--quiet-border);
  background: var(--bg-page);
}

.product-media > header {
  max-width: 48rem;
  margin-bottom: 2rem;
}

.product-media > header p {
  color: var(--text-muted);
}

.product-media figure {
  border-color: var(--quiet-border);
  border-radius: var(--radius);
  background: var(--product-stage);
}

.specification-list,
.specification-list__row,
.static-page__workflow,
.static-page__workflow li {
  border-color: var(--quiet-border);
}

.specification-list dt {
  color: var(--text-muted);
}

.guide-direct-answer,
.guide-action,
.guide-checklist li,
.guide-grid > *,
.guide-faq > article,
.guide-table-wrap {
  border-color: var(--quiet-border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text-primary);
}

.guide-table-wrap th {
  background: var(--surface-raised);
  color: var(--accent-light);
}

.guide-table-wrap td,
.guide-table-wrap th {
  border-color: var(--quiet-border);
}

.supply-range {
  border-color: var(--gold-border);
  background: var(--bg-page);
}

.supply-range__metrics,
.supply-range__grid {
  background: var(--quiet-border);
}

.supply-range__metrics div,
.supply-range__category,
.supply-range__category:nth-child(4n + 1),
.supply-range__category:nth-child(odd) {
  background: var(--surface);
}

.supply-range__category {
  border-radius: var(--radius);
  transition: transform 180ms ease, opacity 180ms ease;
}

.supply-range__category:hover,
.supply-range__category:focus-within {
  background: var(--surface-raised);
  transform: translateY(-2px);
}

.supply-range__category header p,
.supply-range__metrics strong,
.supply-range__category li a,
.supply-range__category-rfq {
  color: var(--accent-light);
}

.supply-range__category details[open],
.supply-range__category li {
  border-color: var(--quiet-border);
}

.site-footer {
  border-top: 1px solid var(--gold-border);
  background: var(--surface);
  color: var(--text-muted);
}

.site-footer strong {
  color: var(--text-primary);
}

.site-footer a {
  color: var(--text-primary);
}

[data-reveal] {
  transition: opacity 620ms cubic-bezier(0.2, 0.7, 0.2, 1), transform 620ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

[data-reveal].is-reveal-enhanced {
  opacity: 1;
  transform: translateY(0.8rem);
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

@keyframes hero-image-drift {
  from {
    transform: scale(1.025) translate3d(0, 0, 0);
  }

  to {
    transform: scale(1.055) translate3d(-0.8%, -0.5%, 0);
  }
}

@keyframes hero-content-enter {
  from {
    opacity: 0;
    transform: translateY(1.75rem);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero__media img {
    animation: hero-image-drift 16s ease-in-out infinite alternate;
  }

  .hero__content > * {
    opacity: 0;
    animation: hero-content-enter 720ms cubic-bezier(0.2, 0.7, 0.2, 1) forwards;
  }

  .hero__content > :nth-child(1) {
    animation-delay: 100ms;
  }

  .hero__content > :nth-child(2) {
    animation-delay: 180ms;
  }

  .hero__content > :nth-child(3) {
    animation-delay: 260ms;
  }

  .hero__content > :nth-child(4) {
    animation-delay: 340ms;
  }
}

@media (max-width: 72rem) {
  .site-header {
    grid-template-columns: auto 1fr;
  }

  .contact-dock {
    grid-column: 1 / -1;
    border-color: currentColor;
  }

  .company-overview__intro,
  .company-overview__metrics {
    grid-column: span 12;
  }

  .company-overview__intro {
    padding-right: 0;
  }

  #product-categories .category-directory__group[data-category-group="valves"] .category-card:first-child,
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(2) {
    grid-column: span 6;
  }

  #product-categories .category-directory__group[data-category-group="valves"] .category-card:first-child .category-card__surface {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(18rem, 1fr) auto;
  }

  #product-categories .category-directory__group[data-category-group="valves"] .category-card:first-child .category-card__visual {
    min-height: 18rem;
    border-right: 0;
    border-bottom: 1px solid var(--quiet-border);
  }

  .service-card,
  .service-card--lead {
    grid-column: span 6;
  }
}

@media (max-width: 64rem) and (min-width: 48.01rem) {
  #product-categories .category-card,
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:first-child,
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(2),
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(3),
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(4),
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(5),
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(6),
  #product-categories .category-directory__group[data-category-group="piping-support"] .category-card {
    grid-column: span 6;
  }

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

@media (max-width: 48rem) {
  :root {
    --page: min(calc(100% - 1.25rem), 42rem);
    --header-height: 4.25rem;
    --section-space: 4.5rem;
    --card-width: min(84vw, 21rem);
  }

  .site-header {
    position: sticky;
    min-height: var(--header-height);
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.25rem;
    padding: 0.55rem 0.75rem;
    background: var(--surface);
    color: var(--text-primary);
  }

  body:has([data-company-hero]) .site-header:not(.site-header--scrolled) {
    background-color: transparent;
    background-image: linear-gradient(180deg, rgb(11 13 16 / 92%), rgb(11 13 16 / 28%), transparent);
    color: var(--text-primary);
  }

  .site-brand img {
    width: 2.25rem;
    height: 2.25rem;
  }

  .site-navigation {
    display: none;
  }

  .mobile-navigation {
    position: relative;
    z-index: 230;
    display: block;
    grid-column: 2;
    grid-row: 1;
    align-self: center;
    justify-self: end;
  }

  .mobile-navigation summary {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 0.6rem 0.85rem;
    border: 1px solid var(--gold-border-strong);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.02em;
  }

  .mobile-navigation[open] summary {
    border-color: var(--accent-light);
    background: var(--surface-raised);
    color: var(--text-primary);
  }

  .mobile-navigation nav {
    position: absolute;
    top: calc(100% + 0.55rem);
    right: 0;
    width: min(19rem, calc(100vw - 1.5rem));
    padding: 0.55rem;
    border: 1px solid var(--gold-border);
    border-radius: var(--radius);
    background: var(--surface-raised);
    box-shadow: var(--shadow-high);
    color: var(--text-primary);
  }

  .mobile-navigation nav a {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 0.65rem 0.75rem;
    border-bottom: 1px solid var(--quiet-border);
    color: inherit;
    font-size: 0.88rem;
    font-weight: 620;
    text-decoration: none;
  }

  .mobile-navigation nav a:last-child {
    border-bottom: 0;
  }

  body:has(.product-page) .site-header {
    grid-template-columns: minmax(0, 1fr) auto auto;
  }

  body:has(.product-page) .contact-dock {
    grid-column: 3;
  }

  body:has([data-company-hero]) .hero {
    margin-top: calc(-1 * var(--header-height));
  }

  .hero {
    min-height: 100svh;
    min-height: 100dvh;
    grid-template-columns: 1fr;
    align-items: end;
    padding: calc(var(--header-height) + 4.5rem) 1rem max(6rem, calc(5.25rem + env(safe-area-inset-bottom)));
  }

  .hero__content {
    width: 100%;
  }

  .hero::before {
    background: linear-gradient(180deg, rgb(11 13 16 / 18%) 0 30%, rgb(11 13 16 / 90%) 75%, var(--bg-page) 100%);
  }

  .hero::after {
    background: linear-gradient(90deg, rgb(199 162 92 / 10%), transparent 42%);
  }

  .hero__media {
    inset: 0;
  }

  .hero__media::after {
    background: linear-gradient(180deg, transparent 26%, rgb(11 13 16 / 94%) 86%);
  }

  .hero__media img {
    object-position: center 22%;
  }

  .hero h1 {
    max-width: 12ch;
    font-size: clamp(2.75rem, 11vw, 3.5rem);
    line-height: 0.98;
  }

  .hero__content > p:not(.eyebrow) {
    max-width: 32rem;
    font-size: 0.96rem;
    line-height: 1.5;
  }

  .hero__actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .hero__actions .button {
    width: 100%;
    padding-inline: 0.65rem;
  }

  .company-overview {
    grid-template-columns: 1fr;
  }

  .company-overview__intro,
  .company-overview__metrics,
  .company-overview__advantages {
    grid-column: 1;
  }

  .company-overview__intro h2 {
    font-size: clamp(2.65rem, 11vw, 3.9rem);
  }

  .company-overview__metrics,
  .company-overview__advantages {
    grid-template-columns: 1fr;
  }

  .company-overview__metrics div,
  .company-overview__metrics div:first-child {
    grid-column: 1;
    min-height: 11rem;
  }

  .company-overview__advantages article,
  .company-overview__advantages article + article {
    padding: 1.5rem 0;
    border-right: 0;
    border-bottom: 1px solid var(--quiet-border);
  }

  .company-overview__advantages article:last-child {
    border-bottom: 0;
  }

  .company-overview__advantages h3 {
    margin-top: 1.35rem;
  }

  #product-categories .category-list {
    grid-template-columns: 1fr;
  }

  #product-categories .category-card,
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:first-child,
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(2),
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(3),
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(4),
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(5),
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:nth-child(6),
  #product-categories .category-directory__group[data-category-group="piping-support"] .category-card {
    grid-column: 1;
    min-height: 0;
  }

  #product-categories .category-card__surface,
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:first-child .category-card__surface,
  #product-categories .category-directory__group[data-category-group="piping-support"] .category-card__surface {
    min-height: 0;
    grid-template-columns: 1fr;
    grid-template-rows: minmax(14rem, 1fr) auto;
  }

  #product-categories .category-card__visual,
  #product-categories .category-directory__group[data-category-group="valves"] .category-card:first-child .category-card__visual {
    min-height: 14rem;
    border-right: 0;
    border-bottom: 1px solid var(--quiet-border);
  }

  #product-categories .section-heading h2 {
    max-width: 14ch;
    font-size: clamp(2.5rem, 12vw, 3.6rem);
  }

  .page-heading--category-compact h1 {
    font-size: clamp(2.65rem, 13vw, 4rem);
  }

  .page-heading--category-compact {
    display: block;
  }

  .page-heading--category-compact h1,
  .page-heading--category-compact > p:not(.eyebrow) {
    margin-bottom: 1rem;
  }

  .category-page .category-models {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .category-page .category-models__heading {
    max-width: none;
  }

  .category-product-group > header,
  .catalogue-models > header,
  .catalogue-technical-sheets > header {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 0.75rem;
  }

  .catalogue-model-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .catalogue-sheet summary {
    align-items: flex-start;
    padding: 1rem;
  }

  .catalogue-sheet__body {
    padding: 0.75rem;
  }

  .catalogue-sheet__open {
    width: 100%;
    justify-self: stretch;
  }

  .product-procurement-summary,
  .product-documents,
  .product-claims {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .product-documents h2,
  .product-claims h2,
  .product-documents ul,
  .product-claims ul,
  .product-documents p,
  .product-claims p {
    grid-column: 1;
    grid-row: auto;
  }

  .product-detail-nav {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 0;
  }

  .product-detail-nav a,
  .product-detail-nav a:last-child {
    min-width: 0;
    margin-left: 0;
    border-right: 1px solid var(--quiet-border);
    border-bottom: 1px solid var(--quiet-border);
    background: transparent;
    color: var(--text-primary);
  }

  .product-detail-nav a:last-child {
    background: var(--accent);
    color: var(--bg-page);
  }

  .product-band .section-heading {
    grid-template-columns: 1fr;
  }

  .product-band .section-heading > p,
  .product-band__controls {
    grid-column: 1;
    grid-row: auto;
  }

  .product-band__controls {
    grid-template-columns: 44px minmax(0, 1fr) 44px;
    width: 100%;
  }

  [data-product-band-counter],
  .product-band__progress {
    grid-column: 1 / -1;
  }

  .service-list {
    grid-template-columns: 1fr;
  }

  .service-card,
  .service-card--lead {
    grid-column: 1;
  }

  .quality-workflow,
  .rfq-section {
    grid-template-columns: 1fr;
  }

  .category-page .category-models {
    padding: 1rem;
  }

  .catalog-finder {
    grid-template-columns: 1fr;
  }

  .catalog-finder h2,
  .catalog-finder__controls,
  .catalog-finder [data-catalog-result-count],
  .catalog-finder [data-catalog-empty],
  .catalog-finder__more {
    grid-column: 1;
    grid-row: auto;
  }

  .catalog-finder__more {
    justify-self: stretch;
    margin-top: 1rem;
  }

  .product-procurement-hero {
    grid-template-columns: 1fr;
    padding: 0.75rem;
  }

  .product-media__gallery,
  .guide-grid,
  .guide-checklist,
  .guide-faq,
  .supply-range__intro,
  .supply-range__metrics,
  .supply-range__grid {
    grid-template-columns: 1fr;
  }

  .contact-dock__menu {
    background: var(--surface-raised);
    color: var(--text-primary);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  html[data-reveal-ready="true"] [data-reveal],
  html[data-reveal-ready="true"] [data-reveal]:not(.is-revealed),
  .hero__media img,
  .hero__content > *,
  .category-card,
  .category-card__visual img,
  .product-card,
  .product-card__image,
  .supply-range__category {
    opacity: 1 !important;
    animation: none !important;
    transform: none !important;
    transition-duration: 0.01ms !important;
    transition-property: none !important;
  }

  .product-band__track {
    scroll-snap-type: x mandatory;
  }
}

/* Industrial intelligence command gallery */

.hero--command-gallery {
  min-height: 100svh;
  min-height: 100dvh;
  grid-template-columns: minmax(0, 0.9fr) minmax(35rem, 1.1fr);
  grid-template-rows: minmax(0, 1fr) auto auto;
  column-gap: clamp(2rem, 4vw, 4.5rem);
  align-items: stretch;
  padding: calc(var(--header-height) + 2.4rem) max(1.5rem, calc((100% - 80rem) / 2)) 0;
  border-bottom: 1px solid var(--gold-border);
  background:
    radial-gradient(circle at 78% 32%, rgb(199 162 92 / 12%), transparent 27%),
    linear-gradient(112deg, #070809 0 48%, #101318 48% 100%);
}

.hero--command-gallery::before {
  z-index: -1;
  background:
    linear-gradient(90deg, transparent 0 64%, rgb(199 162 92 / 12%) 64% 64.08%, transparent 64.08%),
    linear-gradient(180deg, rgb(255 255 255 / 3%) 0 1px, transparent 1px 5rem);
  background-size: auto, 100% 5rem;
}

.hero--command-gallery::after {
  z-index: -1;
  inset: 0;
  background: linear-gradient(90deg, rgb(7 8 9 / 96%) 0 26%, transparent 54% 100%);
}

.hero--command-gallery .hero__content {
  grid-column: 1;
  grid-row: 1;
  align-self: center;
  width: 100%;
  max-width: 42rem;
  padding: 1rem 0 clamp(2.5rem, 7vh, 5rem);
}

.hero--command-gallery .hero__content::after {
  width: min(12rem, 34%);
  height: 1px;
  display: block;
  margin-top: clamp(2rem, 4vh, 3.5rem);
  background: linear-gradient(90deg, var(--accent), transparent);
  content: "";
}

.hero--command-gallery h1 {
  max-width: 16ch;
  margin-bottom: clamp(1.35rem, 2.5vh, 2rem);
  font-size: clamp(3.15rem, 4vw, 4.15rem);
  font-weight: 540;
  letter-spacing: -0.052em;
  line-height: 0.98;
}

.hero--command-gallery .hero__content > p:not(.eyebrow) {
  max-width: 34rem;
  margin-bottom: clamp(1.5rem, 3vh, 2.2rem);
  color: var(--steel-300);
  font-size: clamp(1rem, 1.2vw, 1.12rem);
}

.hero--command-gallery .hero__actions {
  display: flex;
  flex-wrap: wrap;
}

.hero--command-gallery .hero__actions .button {
  min-height: 3.55rem;
  padding-inline: 1.55rem;
}

.hero-family-stage {
  position: relative;
  z-index: 1;
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
  min-height: clamp(31rem, 62vh, 44rem);
  align-self: stretch;
  margin: 0 0 1.5rem;
  border: 1px solid var(--gold-border);
  border-radius: var(--radius);
  background: var(--product-stage);
  box-shadow: 0 2rem 5rem rgb(0 0 0 / 42%);
  overflow: hidden;
}

.hero-family-stage::before {
  position: absolute;
  z-index: 2;
  inset: 0;
  border: 1px solid rgb(11 13 16 / 8%);
  border-radius: inherit;
  background:
    linear-gradient(90deg, rgb(11 13 16 / 8%), transparent 16% 82%, rgb(11 13 16 / 10%)),
    linear-gradient(180deg, transparent 58%, rgb(11 13 16 / 8%));
  content: "";
  pointer-events: none;
}

.hero-family-stage::after {
  position: absolute;
  z-index: 2;
  top: 1.5rem;
  right: 1.5rem;
  width: 3.2rem;
  height: 3.2rem;
  border-top: 1px solid var(--accent-deep);
  border-right: 1px solid var(--accent-deep);
  content: "";
  pointer-events: none;
}

.hero-family-panel {
  position: absolute;
  inset: 0;
  min-width: 0;
  background: var(--product-stage);
}

.hero-family-panel[hidden] {
  display: none;
}

.hero-family-panel.is-active {
  display: block;
}

.hero-family-panel__visual {
  position: absolute;
  inset: 0;
  display: block;
  background: var(--product-stage);
  overflow: hidden;
}

.hero-family-panel__visual img {
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  padding: clamp(2.25rem, 4vw, 4rem) clamp(2rem, 4vw, 4.25rem) clamp(8rem, 15vh, 10.5rem);
  object-fit: contain;
  object-position: 72% center;
  filter: saturate(0.78) contrast(1.04);
  transform: scale(1.06);
  transition: opacity 260ms ease, transform 520ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.hero-family-panel__visual:hover img,
.hero-family-panel__visual:focus-visible img {
  transform: scale(1.085);
}

.hero-family-panel__details {
  position: absolute;
  z-index: 3;
  right: auto;
  bottom: 1.25rem;
  left: 1.25rem;
  width: min(25rem, calc(100% - 2.5rem));
  min-width: 0;
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--gold-border);
  border-radius: var(--radius);
  background: rgb(11 13 16 / 96%);
  color: var(--text-primary);
}

.hero-family-panel__details > p {
  margin: 0 0 0.4rem;
  color: var(--accent-light);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-family-panel__details h2 {
  max-width: 24ch;
  margin: 0 0 0.85rem;
  font-size: clamp(1.25rem, 1.8vw, 1.8rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.hero-family-panel__details dl {
  display: flex;
  gap: 1.5rem;
  margin: 0 0 0.75rem;
}

.hero-family-panel__details dl div {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.45rem;
}

.hero-family-panel__details dt,
.hero-family-panel__details dd {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.72rem;
}

.hero-family-panel__details dt {
  color: var(--steel-300);
  font-weight: 700;
}

.hero-family-panel__details > div {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.2rem;
}

.hero-family-panel__link {
  color: var(--accent-light);
  font-size: 0.74rem;
  font-weight: 730;
}

.hero-family-panel__link--quiet {
  color: var(--steel-300);
}

.hero-family-selector {
  z-index: 4;
  grid-column: 1 / -1;
  grid-row: 2;
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border: 1px solid var(--gold-border);
  border-bottom: 0;
  border-radius: var(--radius);
  background: rgb(13 15 18 / 98%);
  overflow: hidden;
}

.hero-family-tab {
  position: relative;
  min-width: 0;
  min-height: 5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 0.35rem;
  padding: 1rem clamp(0.85rem, 1.7vw, 1.45rem);
  border: 0;
  border-right: 1px solid var(--quiet-border);
  border-radius: 0;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  text-align: left;
  transition: opacity 180ms ease, transform 180ms ease;
}

.hero-family-tab:last-child {
  border-right: 0;
}

.hero-family-tab::after {
  position: absolute;
  right: 1rem;
  bottom: 0;
  left: 1rem;
  height: 2px;
  background: var(--accent-light);
  content: "";
  opacity: 0;
  transform: scaleX(0.35);
  transform-origin: left;
  transition: opacity 180ms ease, transform 220ms ease;
}

.hero-family-tab strong {
  color: currentColor;
  font-size: 0.82rem;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

.hero-family-tab span {
  color: var(--text-muted);
  font-size: 0.7rem;
  line-height: 1.35;
}

.hero-family-tab:hover,
.hero-family-tab:focus-visible,
.hero-family-tab.is-active {
  color: var(--text-primary);
  opacity: 1;
}

.hero-family-tab:hover,
.hero-family-tab:focus-visible {
  transform: translateY(-1px);
}

.hero-family-tab.is-active strong {
  color: var(--accent-light);
}

.hero-family-tab.is-active::after {
  opacity: 1;
  transform: scaleX(1);
}

.hero-family-note {
  z-index: 4;
  grid-column: 1 / -1;
  grid-row: 3;
  min-height: 3.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin: 0;
  border: 1px solid var(--gold-border);
  border-radius: var(--radius);
  background: var(--bg-page);
  color: var(--text-muted);
  font-size: 0.76rem;
  text-align: center;
}

.hero-family-note span {
  width: 0.8rem;
  height: 0.8rem;
  display: inline-block;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  transform: rotate(45deg);
}

.buyer-verification {
  width: var(--page);
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 5vw, 5rem);
  margin-inline: auto;
  padding-block: clamp(4.5rem, 7vw, 7rem);
  border-bottom: 1px solid var(--quiet-border);
  background: var(--bg-page);
  color: var(--text-primary);
}

.buyer-verification__heading h2 {
  max-width: 11ch;
  margin: 0;
  font-size: clamp(2.6rem, 4.2vw, 4.4rem);
}

.buyer-verification__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: start;
  border-top: 1px solid var(--gold-border);
}

.buyer-verification__grid article {
  min-width: 0;
  padding: 1.5rem 1.5rem 1.75rem 0;
  border-bottom: 1px solid var(--quiet-border);
}

.buyer-verification__grid article:nth-child(even) {
  padding-right: 0;
  padding-left: 1.5rem;
  border-left: 1px solid var(--quiet-border);
}

.buyer-verification__grid article > span {
  color: var(--accent-light);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.buyer-verification__grid h3 {
  margin: 1.5rem 0 0.65rem;
  font-size: clamp(1.25rem, 1.8vw, 1.65rem);
}

.buyer-verification__grid p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.company-overview {
  grid-template-columns: repeat(12, minmax(0, 1fr));
  padding-block: var(--section-space);
}

.company-overview__intro {
  grid-column: span 5;
}

.company-overview__intro h2 {
  max-width: 12ch;
  font-size: clamp(2.75rem, 4.3vw, 4.35rem);
}

.company-overview__path {
  grid-column: 7 / -1;
  align-self: start;
  border-top: 1px solid var(--gold-border);
}

.company-overview__path article {
  display: grid;
  grid-template-columns: minmax(5rem, 0.35fr) minmax(10rem, 0.7fr) minmax(14rem, 1fr);
  align-items: start;
  gap: 1rem;
  padding: 1.45rem 0;
  border-bottom: 1px solid var(--quiet-border);
}

.company-overview__path p,
.company-overview__path h3,
.company-overview__path span {
  margin: 0;
}

.company-overview__path p {
  color: var(--accent-light);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.company-overview__path h3 {
  font-size: clamp(1.2rem, 1.65vw, 1.55rem);
  line-height: 1.1;
}

.company-overview__path span {
  color: var(--text-muted);
  font-size: 0.86rem;
  line-height: 1.55;
}

@keyframes hero-product-drift {
  from {
    transform: scale(1.06) translate3d(0, 0, 0);
  }

  to {
    transform: scale(1.085) translate3d(-0.35%, -0.25%, 0);
  }
}

@keyframes hero-panel-enter {
  from {
    opacity: 0.72;
    transform: translateY(0.7rem);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero-family-panel.is-active {
    animation: hero-panel-enter 420ms cubic-bezier(0.2, 0.7, 0.2, 1) both;
  }

  .hero-family-panel.is-active .hero-family-panel__visual img {
    animation: hero-product-drift 14s ease-in-out infinite alternate;
  }
}

@media (max-width: 72rem) {
  .hero--command-gallery {
    grid-template-columns: minmax(0, 0.8fr) minmax(30rem, 1.2fr);
    column-gap: 1.5rem;
  }

  .hero--command-gallery h1 {
    font-size: clamp(3rem, 5.4vw, 4.3rem);
  }

  .hero-family-panel__details dl {
    display: none;
  }

  .buyer-verification,
  .company-overview {
    grid-template-columns: 1fr;
  }

  .buyer-verification__heading,
  .buyer-verification__grid,
  .company-overview__intro,
  .company-overview__path {
    grid-column: 1;
  }

  .company-overview__path {
    margin-top: 2rem;
  }
}

@media (max-width: 48rem) {
  .contact-dock--hero-active .contact-dock__mobile {
    display: none;
  }

  .hero--command-gallery {
    min-height: 66rem;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto minmax(24rem, 1fr) auto auto;
    align-items: start;
    column-gap: 0;
    padding: calc(var(--header-height) + 2rem) 0.75rem 0;
    background:
      radial-gradient(circle at 50% 48%, rgb(199 162 92 / 12%), transparent 34%),
      #090a0c;
  }

  .hero--command-gallery::before {
    background: linear-gradient(180deg, rgb(255 255 255 / 3%) 0 1px, transparent 1px 4rem);
    background-size: 100% 4rem;
  }

  .hero--command-gallery::after {
    background: linear-gradient(180deg, rgb(9 10 12 / 26%) 0 24%, transparent 46%, rgb(9 10 12 / 48%) 100%);
  }

  .hero--command-gallery .hero__content {
    grid-column: 1;
    grid-row: 1;
    align-self: start;
    padding: 0.75rem 0 2.1rem;
  }

  .hero--command-gallery .hero__content::after {
    display: none;
  }

  .hero--command-gallery h1 {
    max-width: 12ch;
    margin-bottom: 1rem;
    font-size: clamp(2.55rem, 10.6vw, 3.15rem);
  }

  .hero--command-gallery .hero__content > p:not(.eyebrow) {
    max-width: 30rem;
    margin-bottom: 1.25rem;
    font-size: 0.92rem;
  }

  .hero--command-gallery .hero__actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.55rem;
  }

  .hero--command-gallery .hero__actions .button {
    min-width: 0;
    min-height: 3rem;
    padding-inline: 0.5rem;
    white-space: normal;
  }

  .hero-family-stage {
    grid-column: 1;
    grid-row: 2;
    width: 100%;
    min-height: 24rem;
    margin-bottom: 0.75rem;
  }

  .hero-family-panel__visual img {
    padding: 1.25rem 1rem 7.6rem;
    object-position: center center;
  }

  .hero-family-panel__details {
    right: 0.65rem;
    bottom: 0.65rem;
    left: 0.65rem;
    width: auto;
    padding: 0.8rem 0.9rem;
  }

  .hero-family-panel__details h2 {
    margin-bottom: 0.5rem;
    font-size: 1.15rem;
  }

  .hero-family-selector {
    grid-column: 1;
    grid-row: 3;
    display: flex;
    max-width: 100%;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scroll-snap-type: x mandatory;
  }

  .hero-family-tab {
    min-width: 8.5rem;
    min-height: 4.25rem;
    flex: 0 0 8.5rem;
    padding: 0.8rem 0.85rem;
    scroll-snap-align: start;
  }

  .hero-family-note {
    grid-column: 1;
    grid-row: 4;
    min-height: 4rem;
    padding: 0.75rem;
    font-size: 0.7rem;
    line-height: 1.4;
  }

  .buyer-verification {
    gap: 2.5rem;
    padding-block: 4.5rem;
  }

  .buyer-verification__heading h2 {
    font-size: clamp(2.5rem, 11vw, 3.5rem);
  }

  .buyer-verification__grid {
    grid-template-columns: 1fr;
  }

  .buyer-verification__grid article,
  .buyer-verification__grid article:nth-child(even) {
    padding: 1.35rem 0;
    border-left: 0;
  }

  .company-overview__path article {
    grid-template-columns: minmax(4.5rem, 0.35fr) minmax(0, 1fr);
  }

  .company-overview__path span {
    grid-column: 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal],
  [data-reveal].is-reveal-enhanced,
  [data-reveal].is-revealed,
  .hero-family-panel,
  .hero-family-panel__visual img,
  .hero-family-tab,
  .hero-family-tab::after {
    opacity: 1 !important;
    animation: none !important;
    transform: none !important;
    transition-duration: 0.01ms !important;
    transition-property: none !important;
  }
}

/* BAODUN SEO/GEO P0 2026-09-11 */
.buyer-decision-summary{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(1.5rem,4vw,4rem);margin:clamp(2rem,5vw,5rem) auto;padding:clamp(1.5rem,4vw,3.5rem);border:1px solid rgba(196,160,89,.28);background:linear-gradient(135deg,rgba(18,21,26,.97),rgba(31,27,20,.92));box-shadow:0 28px 70px rgba(0,0,0,.24)}
.buyer-decision-summary h2{max-width:18ch}.buyer-decision-summary h3{color:#d8bd7a}.buyer-decision-summary ul{display:grid;gap:.7rem;padding-left:1.25rem}.buyer-decision-summary__source,.product-fact-boundary{color:#b9b3a6;font-size:.92rem}.buyer-decision-summary .button{display:inline-flex;margin-top:1rem}@media(max-width:780px){.buyer-decision-summary{grid-template-columns:1fr}}
.guide-heading__meta{display:flex;flex-wrap:wrap;gap:.75rem 1.5rem;color:#a8a297;font-size:.9rem}.guide-quick-answer,.guide-content-section,.guide-checklist,.guide-faq,.guide-references{max-width:980px;margin:clamp(1.5rem,4vw,3.5rem) auto;padding:clamp(1.25rem,3vw,2.5rem);border:1px solid rgba(196,160,89,.2);background:rgba(15,17,20,.82)}.guide-quick-answer{border-color:rgba(216,189,122,.48);background:linear-gradient(135deg,rgba(28,25,20,.96),rgba(14,18,22,.92))}.guide-content-section ul,.guide-checklist ol{display:grid;gap:.65rem}.guide-table-wrap{overflow-x:auto}.guide-content-section table{width:100%;border-collapse:collapse;margin:1rem 0}.guide-content-section th,.guide-content-section td{text-align:left;padding:.8rem;border-bottom:1px solid rgba(255,255,255,.12);vertical-align:top}.guide-content-section th{color:#d8bd7a}.guide-faq details{border-top:1px solid rgba(255,255,255,.12);padding:1rem 0}.guide-faq summary{cursor:pointer;font-weight:650;color:#eee7d7}.guide-references a{overflow-wrap:anywhere}