:root {
  --ink: #171819;
  --ink-soft: #222426;
  --ink-muted: #303337;
  --gold: #d0a343;
	--gold-deep: #76500d;
  --paper: #f4f3ee;
  --paper-deep: #e7e5dd;
  --white: #fff;
	--steel: #5f6469;
  --line: rgba(23, 24, 25, 0.17);
  --line-light: rgba(255, 255, 255, 0.18);
  --shadow: 0 24px 70px rgba(10, 12, 14, 0.12);
  --shell: 760px;
  --wide: 1240px;
  --header-height: 78px;
  --font-sans: Arial, "Noto Sans", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  --font-display: "Arial Narrow", "Aptos Display", "Segoe UI Variable Display", "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.bmt-lang-zh-cn {
	--font-display: "Microsoft YaHei", "Noto Sans CJK SC", "Segoe UI", sans-serif;
}

body.bmt-lang-ja {
	--font-display: "Yu Gothic", Meiryo, "Noto Sans JP", "Segoe UI", sans-serif;
}

body.bmt-lang-ko {
	--font-display: "Malgun Gothic", "Noto Sans KR", "Segoe UI", sans-serif;
}

body.bmt-lang-ar {
	--font-sans: Tahoma, "Segoe UI", "Noto Sans Arabic", Arial, sans-serif;
	--font-display: Tahoma, "Segoe UI", "Noto Sans Arabic", Arial, sans-serif;
}

body.bmt-lang-zh-cn h1,
body.bmt-lang-zh-cn h2,
body.bmt-lang-zh-cn h3,
body.bmt-lang-ja h1,
body.bmt-lang-ja h2,
body.bmt-lang-ja h3,
body.bmt-lang-ko h1,
body.bmt-lang-ko h2,
body.bmt-lang-ko h3 {
	letter-spacing: -0.02em;
	line-height: 1.08;
}

body.bmt-lang-ar h1,
body.bmt-lang-ar h2,
body.bmt-lang-ar h3 {
	letter-spacing: 0;
	line-height: 1.14;
}

body.nav-open,
body.language-open,
body.filter-open {
  overflow: hidden;
}

img,
picture,
svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
select {
  cursor: pointer;
}

button {
  border: 0;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-stretch: condensed;
  letter-spacing: -0.035em;
  line-height: 0.98;
}

h1 {
  font-size: clamp(3.25rem, 7vw, 6.8rem);
}

h2 {
  font-size: clamp(2.35rem, 5vw, 4.9rem);
}

h3 {
  font-size: clamp(1.35rem, 2.4vw, 2rem);
}

::selection {
  background: var(--gold);
  color: var(--ink);
}

:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  transform: translateY(-160%);
  background: var(--gold);
  color: var(--ink);
  font-weight: 800;
}

.skip-link:focus {
  transform: translateY(0);
}

.shell,
.shell-wide {
  width: min(calc(100% - 48px), var(--shell));
  margin-inline: auto;
}

.shell-wide {
  width: min(calc(100% - 64px), var(--wide));
}

.section {
  padding-block: clamp(72px, 10vw, 136px);
}

.section--dark {
  background: var(--ink);
  color: var(--white);
}

.section--paper {
  background: var(--paper-deep);
}

.section--gold {
  background: var(--gold);
  color: var(--ink);
}

.eyebrow {
  margin-bottom: 18px;
  color: var(--gold);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  line-height: 1.3;
  text-transform: uppercase;
}

.eyebrow--dark {
  color: var(--gold-deep);
}

.section--gold .eyebrow--dark {
	color: var(--ink);
}

.section--dark .eyebrow--dark {
	color: var(--gold);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.01em;
  line-height: 1.2;
  text-align: center;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

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

.button--gold {
  background: var(--gold);
  color: var(--ink);
}

.button--gold:hover {
  background: #e0b34f;
}

.button--dark {
  background: var(--ink);
  color: var(--white);
}

.button--outline-light {
  border-color: rgba(255, 255, 255, 0.52);
  color: var(--white);
}

.button--outline-light:hover {
  border-color: var(--white);
  background: var(--white);
  color: var(--ink);
}

.button--outline-dark {
  border-color: var(--ink);
  color: var(--ink);
}

.text-link {
  display: inline-flex;
	min-height: 24px;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  font-weight: 900;
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 4px;
}

.text-link:hover {
  text-decoration-color: currentColor;
}

.text-link--gold {
  color: var(--gold-deep);
}

.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  height: var(--header-height);
  border-bottom: 1px solid var(--line-light);
  background: rgba(23, 24, 25, 0.96);
  color: var(--white);
  backdrop-filter: blur(16px);
}

.site-header__inner {
  display: grid;
  width: min(calc(100% - 48px), 1380px);
  height: 100%;
  margin-inline: auto;
  grid-template-columns: auto 1fr auto;
  gap: 32px;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
}

.brand__mark {
  display: block;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  overflow: hidden;
}

.brand__mark img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.brand__name {
  display: grid;
  gap: 1px;
  line-height: 1;
}

.brand__name strong {
  font-size: 0.82rem;
  letter-spacing: 0.05em;
}

.brand__name small {
  font-size: 0.52rem;
  letter-spacing: 0.24em;
}

.primary-nav {
  justify-self: center;
}

.primary-nav__list,
.primary-nav .menu {
  display: flex;
  margin: 0;
  padding: 0;
  gap: clamp(18px, 2.4vw, 36px);
  align-items: center;
  list-style: none;
}

.primary-nav a {
  position: relative;
  display: block;
  padding-block: 10px;
  font-size: 0.75rem;
  font-weight: 800;
  white-space: nowrap;
}

.primary-nav a::after {
  position: absolute;
  right: 0;
  bottom: 4px;
  left: 0;
  height: 2px;
  transform: scaleX(0);
  transform-origin: right;
  background: var(--gold);
  content: "";
  transition: transform 180ms ease;
}

.primary-nav a:hover::after,
.primary-nav .current-menu-item > a::after {
  transform: scaleX(1);
  transform-origin: left;
}

.site-header__actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.language-switcher {
  position: relative;
}

.language-switcher__toggle {
  display: inline-flex;
	min-width: 44px;
	min-height: 44px;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  background: transparent;
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 800;
}

.language-panel {
  position: absolute;
  z-index: 1020;
  top: calc(100% + 16px);
  right: 0;
  width: min(430px, calc(100vw - 32px));
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: var(--ink-soft);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.35);
}

.language-panel__title {
  margin-bottom: 14px;
  color: var(--gold);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.language-panel ul {
  display: grid;
  margin: 0;
  padding: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
  list-style: none;
}

.language-panel a,
.language-panel__unavailable {
  display: flex;
  min-height: 58px;
  flex-direction: column;
  justify-content: center;
  padding: 8px 12px;
  border: 1px solid transparent;
}

.language-panel__unavailable {
  cursor: not-allowed;
  opacity: 0.55;
}

.language-panel a:hover,
.language-panel a[aria-current="page"] {
  border-color: var(--gold);
  background: rgba(208, 163, 67, 0.08);
}

.language-panel a span,
.language-panel__unavailable > span {
  font-size: 0.88rem;
  font-weight: 850;
}

.language-panel a small,
.language-panel__unavailable small {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.68rem;
}

.nav-toggle {
  display: none;
	min-width: 44px;
	min-height: 44px;
	align-items: center;
	justify-content: center;
  background: transparent;
  color: var(--white);
}

.industrial-hero {
  position: relative;
  display: grid;
  min-height: min(760px, calc(100svh - var(--header-height)));
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
  place-items: center;
}

.industrial-hero__media,
.industrial-hero__scrim {
  position: absolute;
  inset: 0;
}

.industrial-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.industrial-hero__scrim {
  background: linear-gradient(90deg, rgba(10, 11, 12, 0.9) 0%, rgba(12, 13, 14, 0.74) 42%, rgba(12, 13, 14, 0.22) 78%, rgba(12, 13, 14, 0.46) 100%);
}

.industrial-hero__content {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 64px), var(--wide));
}

.industrial-hero h1 {
  max-width: 780px;
  margin-bottom: 28px;
  color: #f4f0df;
}

.industrial-hero__lead {
  max-width: 610px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(1rem, 1.6vw, 1.22rem);
}

.spectrum {
  display: grid;
  background: var(--ink);
  color: var(--white);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.spectrum a {
  position: relative;
  display: grid;
  min-height: 200px;
  padding: 32px clamp(20px, 3vw, 48px);
  border-top: 1px solid var(--line-light);
  border-right: 1px solid var(--line-light);
  align-content: center;
  transition: background-color 180ms ease;
}

.spectrum a:hover {
  background: var(--ink-muted);
}

.spectrum a:last-child {
  border-right: 0;
}

.spectrum span {
  margin-bottom: 18px;
  color: var(--gold);
  font-size: 0.67rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.spectrum strong {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.8rem);
  letter-spacing: -0.03em;
}

.spectrum small {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.74rem;
}

.spectrum i {
  position: absolute;
  top: 28px;
  right: 28px;
  color: var(--gold);
  font-style: normal;
}

.material-system {
  display: grid;
  gap: clamp(36px, 7vw, 90px);
  grid-template-columns: minmax(300px, 0.8fr) minmax(0, 1.3fr);
  align-items: center;
}

.material-system__copy h2 {
  margin-bottom: 28px;
}

.material-system__copy > p:not(.eyebrow) {
  max-width: 500px;
  color: var(--steel);
  font-size: 1.05rem;
}

.material-system__image {
  overflow: hidden;
  box-shadow: var(--shadow);
}

.material-system__image img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.tag-list {
  display: flex;
  margin: 34px 0 0;
  padding: 0;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
}

.tag-list li,
.term-row span {
  padding: 8px 11px;
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 0.7rem;
  font-weight: 800;
}

.section-heading {
  max-width: 850px;
  margin-bottom: clamp(42px, 6vw, 78px);
}

.section-heading h2 {
  margin-bottom: 0;
}

.section-heading--split {
  display: grid;
  max-width: none;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.65fr);
  gap: 70px;
  align-items: end;
}

.section-heading--split > p {
  margin: 0;
  color: var(--steel);
}

.section--dark .section-heading--split > p {
  color: rgba(255, 255, 255, 0.64);
}

.proof-grid {
  display: grid;
  border-top: 1px solid var(--line-light);
  border-left: 1px solid var(--line-light);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.proof-grid article {
  min-height: 310px;
  padding: clamp(28px, 4vw, 50px);
  border-right: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
}

.proof-grid article > span {
  display: block;
  margin-bottom: 72px;
  color: var(--gold);
  font-size: 0.75rem;
  font-weight: 900;
}

.proof-grid h3 {
  margin-bottom: 18px;
  color: #f3edda;
}

.proof-grid p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.9rem;
}

.finder-section {
  background: #202224;
  color: var(--white);
}

.finder-section .eyebrow--dark {
	color: var(--gold);
}

.finder-layout {
  display: grid;
  gap: clamp(40px, 7vw, 100px);
  grid-template-columns: minmax(280px, 0.65fr) minmax(0, 1.35fr);
  align-items: start;
}

.finder-copy h2 {
  margin-bottom: 24px;
  color: #f3edda;
}

.finder-copy > p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.62);
}

.fabric-finder,
.archive-filter form {
  display: grid;
  border-top: 1px solid var(--line-light);
  border-left: 1px solid var(--line-light);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.fabric-finder label,
.archive-filter label {
  display: grid;
  min-width: 0;
  padding: 19px 20px 13px;
  border-right: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
  gap: 6px;
}

.fabric-finder label > span,
.archive-filter label > span {
  color: var(--gold);
  font-size: 0.62rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.fabric-finder select,
.archive-filter select,
.archive-filter input[type="search"] {
  width: 100%;
  min-height: 34px;
  border: 0;
  background: transparent;
  color: var(--white);
  font-size: 0.86rem;
  font-weight: 800;
}

.archive-filter input[type="search"]::placeholder {
  color: rgba(255, 255, 255, 0.55);
}

.fabric-finder select option,
.fabric-finder select optgroup,
.archive-filter select option,
.archive-filter select optgroup {
  /* Native option popups use an OS-controlled light surface in Chrome/Windows. */
  background-color: #fff;
  color: #171717;
}

.fabric-finder .button {
  min-height: 68px;
  border-radius: 0;
  grid-column: 1 / -1;
}

.product-section .section-heading a {
  justify-self: end;
}

.product-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.product-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  background: var(--white);
  box-shadow: 0 1px 0 rgba(23, 24, 25, 0.08);
}

.product-card__media {
  overflow: hidden;
}

.product-card__media img,
.product-card__placeholder {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.product-card__media img {
  transition: transform 280ms ease;
}

.product-card:hover .product-card__media img {
  transform: scale(1.025);
}

.product-card__placeholder {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(208, 163, 67, 0.2), transparent 35%),
    repeating-linear-gradient(90deg, #1b1d1f 0 34px, #2b2e31 34px 68px, #686249 68px 102px, #252a31 102px 136px);
}

.product-card__placeholder::after {
  position: absolute;
  inset: 26% 12%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  content: "";
}

.product-card__body {
  display: flex;
  min-height: 265px;
  flex: 1;
  flex-direction: column;
  padding: 26px;
}

.product-card__meta {
  display: flex;
  min-height: 20px;
  margin-bottom: 18px;
  flex-wrap: wrap;
  gap: 6px;
}

.product-card__meta span {
  color: var(--gold-deep);
  font-size: 0.66rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.product-card__meta span + span::before {
  margin-right: 6px;
  content: "/";
}

.product-card h2,
.product-card h3 {
  margin-bottom: 14px;
  font-size: clamp(1.55rem, 2.6vw, 2.25rem);
  line-height: 1.02;
}

.product-card__price,
.product-summary__price {
  display: grid;
  gap: 4px;
  color: var(--ink);
}

.product-card__price {
  margin: -2px 0 16px;
}

.bmt-price {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  color: inherit;
}

.bmt-price strong {
  color: inherit;
  font-size: 1.08rem;
  font-weight: 900;
}

.bmt-price small,
.bmt-price-note {
  color: var(--steel);
  font-size: 0.72rem;
}

.bmt-price--quote {
  color: var(--gold-deep);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.product-card p {
  color: var(--steel);
  font-size: 0.85rem;
}

.product-card__actions {
  display: flex;
  margin-top: auto;
  flex-wrap: wrap;
  gap: 12px 20px;
}

.applications-section {
  display: grid;
  min-height: 720px;
  background: var(--paper);
  grid-template-columns: minmax(0, 1.2fr) minmax(380px, 0.8fr);
}

.applications-section__image,
.applications-section__image img {
  width: 100%;
  height: 100%;
}

.applications-section__image img {
  object-fit: cover;
}

.applications-section__content {
  display: flex;
  padding: clamp(54px, 8vw, 110px);
  flex-direction: column;
  justify-content: center;
}

.applications-section__content h2 {
  margin-bottom: 48px;
}

.application-links {
  border-top: 1px solid var(--line);
}

.application-links a {
  display: flex;
  min-height: 66px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
  font-weight: 850;
}

.application-links a:hover {
  color: var(--gold-deep);
}

.process-list {
  display: grid;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  grid-template-columns: repeat(6, minmax(0, 1fr));
  list-style: none;
}

.process-list li {
  display: grid;
  min-height: 190px;
  padding: 26px 22px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  align-content: space-between;
}

.process-list span {
  color: var(--gold-deep);
  font-size: 0.7rem;
  font-weight: 900;
}

.process-list strong {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.rfq-layout {
  display: grid;
  gap: clamp(44px, 8vw, 110px);
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  align-items: start;
}

.rfq-section__copy h2 {
  margin-bottom: 26px;
}

.rfq-section__copy > p:not(.eyebrow) {
  max-width: 520px;
}

.notice-card {
  padding: clamp(30px, 5vw, 54px);
  background: var(--ink);
  color: var(--white);
}

.notice-card h3 {
  color: #f3edda;
}

.notice-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
}

.site-footer {
  padding: 74px 32px 30px;
  background: #101112;
  color: var(--white);
}

.site-footer__grid,
.site-footer__bottom {
  display: grid;
  width: min(100%, var(--wide));
  margin-inline: auto;
}

.site-footer__grid {
  padding-bottom: 64px;
  grid-template-columns: 1.4fr 0.7fr 1fr;
  gap: clamp(36px, 7vw, 100px);
}

.brand--footer {
  margin-bottom: 24px;
}

.site-footer__brand > p,
.site-footer__pending {
  max-width: 390px;
  color: rgba(255, 255, 255, 0.52);
  font-size: 0.82rem;
}

.site-footer h2 {
  margin-bottom: 22px;
  color: var(--gold);
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.site-footer ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer li + li {
  margin-top: 10px;
}

.site-footer__contact {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.8rem;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.site-footer__contact strong {
  color: rgba(255, 255, 255, 0.92);
}

.site-footer a:hover {
  color: var(--gold);
}

.site-footer__bottom {
  padding-top: 24px;
  border-top: 1px solid var(--line-light);
  grid-template-columns: 1fr auto;
  gap: 24px;
	color: rgba(255, 255, 255, 0.56);
  font-size: 0.72rem;
}

.site-footer__bottom p {
  margin: 0;
}

.site-footer__bottom nav {
  display: flex;
  gap: 22px;
}

.archive-hero h1 {
  margin-bottom: 22px;
  color: #f3edda;
  font-size: clamp(3rem, 7vw, 6rem);
}

.prelaunch-page .prose {
	max-width: 860px;
}

.prelaunch-page h1 {
	max-width: 780px;
	margin-bottom: 28px;
	font-size: clamp(3rem, 7vw, 6rem);
}

.prelaunch-page__lead {
	max-width: 720px;
	font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.prelaunch-page__notice {
	margin: 36px 0;
	padding: 24px 26px;
	border-inline-start: 5px solid var(--gold-deep);
	background: var(--paper-deep);
}

.prelaunch-page__notice p {
	margin: 0;
}

.prelaunch-page section {
	margin: 42px 0;
}

.prelaunch-page section h2 {
	margin-bottom: 22px;
	font-size: clamp(2rem, 4vw, 3.2rem);
}

.prelaunch-page li + li {
	margin-top: 10px;
}

.archive-hero p:last-child {
  max-width: 660px;
  margin: 0;
  color: rgba(255, 255, 255, 0.64);
}

.archive-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 46px;
  align-items: start;
}

.archive-filter {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  padding: 22px;
  background: var(--ink);
  color: var(--white);
}

.archive-filter__heading,
.archive-results__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.archive-filter__heading {
  margin-bottom: 22px;
}

.archive-filter__heading h2 {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  letter-spacing: 0;
}

.archive-filter__heading a {
  color: var(--gold);
  font-size: 0.72rem;
  font-weight: 800;
}

.archive-filter__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.filter-close {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--white);
  font-size: 1.7rem;
  line-height: 1;
}

.archive-filter form {
  display: grid;
  border-color: var(--line-light);
  grid-template-columns: 1fr;
}

.archive-filter label {
  border-color: var(--line-light);
}

.archive-filter .button {
  margin-top: 14px;
}

.archive-results__bar {
  min-height: 48px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.archive-results__bar p {
  margin: 0;
  color: var(--steel);
  font-size: 0.82rem;
  font-weight: 800;
}

.filter-toggle {
  display: none;
}

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

.empty-state {
  padding: clamp(34px, 6vw, 72px);
  border: 1px solid var(--line);
  background: var(--white);
}

.empty-state h2 {
  max-width: 620px;
  margin-bottom: 20px;
}

.empty-state p {
  color: var(--steel);
}

.pagination,
.nav-links {
  display: flex;
  margin-top: 36px;
  flex-wrap: wrap;
  gap: 6px;
}

.page-numbers {
  display: inline-flex;
  min-width: 42px;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  background: var(--white);
  font-size: 0.8rem;
  font-weight: 800;
}

.page-numbers.current,
.page-numbers:hover {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--white);
}

.product-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
  gap: clamp(40px, 7vw, 90px);
  align-items: center;
}

.product-gallery img,
.product-gallery__placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.product-gallery__placeholder {
  background: repeating-linear-gradient(90deg, #1b1d1f 0 80px, #35383c 80px 160px, #6c6548 160px 240px);
}

.product-gallery__extras {
  display: grid;
  margin-top: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.product-gallery__extras img {
  aspect-ratio: 1 / 1;
  box-shadow: none;
}

.prelaunch-page__content h2 {
  margin-top: 42px;
  margin-bottom: 18px;
  font-size: clamp(1.65rem, 3vw, 2.5rem);
}

.prelaunch-page__content h3 {
  margin-top: 30px;
  font-size: 1.15rem;
}

.product-summary h1 {
  margin-bottom: 24px;
  font-size: clamp(3rem, 6vw, 5.9rem);
}

.product-summary__lead {
  color: var(--steel);
  font-size: 1.08rem;
}

.product-summary__price {
  margin-top: 22px;
  padding: 18px 20px;
  border-inline-start: 3px solid var(--gold);
  background: var(--white);
}

.product-summary__price .bmt-price strong {
  font-size: 1.45rem;
}

.term-row {
  display: flex;
  margin-block: 28px;
  flex-wrap: wrap;
  gap: 7px;
}

.verification-note {
  margin-top: 22px;
  color: var(--steel);
  font-size: 0.74rem;
}

.product-detail__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 0.72fr);
  gap: clamp(50px, 8vw, 110px);
  align-items: start;
}

.product-detail h2,
.content-header h1 {
  margin-bottom: 34px;
  font-size: clamp(2.4rem, 5vw, 4.4rem);
}

.prose {
  color: #34373a;
}

.prose > * {
  max-width: 760px;
}

.prose p,
.prose li {
  line-height: 1.8;
}

.spec-table {
  margin: 0;
  border-top: 1px solid var(--line);
}

.spec-table > div {
  display: grid;
  min-height: 58px;
  padding-block: 14px;
  border-bottom: 1px solid var(--line);
  grid-template-columns: 0.8fr 1.2fr;
  gap: 18px;
  align-items: center;
}

.spec-table dt {
  color: var(--steel);
  font-size: 0.74rem;
  font-weight: 700;
}

.spec-table dd {
  margin: 0;
  font-size: 0.84rem;
  font-weight: 850;
}

.content-main {
  min-height: 65vh;
}

.content-header {
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.content-list {
  display: grid;
  gap: 18px;
}

.content-card {
  padding: 28px;
  border: 1px solid var(--line);
  background: var(--white);
}

.content-card h2 {
  margin-bottom: 14px;
  font-size: 2rem;
}

.error-page {
  min-height: 68vh;
  display: grid;
  place-items: center;
}

.error-page h1 {
  max-width: 760px;
  margin-bottom: 20px;
}

.error-page p {
  max-width: 620px;
  color: var(--steel);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 560ms ease, transform 560ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 1160px) {
  .site-header__inner {
    gap: 18px;
  }

  .primary-nav__list,
  .primary-nav .menu {
    gap: 18px;
  }

  .header-quote {
    display: none;
  }

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

  .spectrum a:nth-child(2) {
    border-right: 0;
  }

  .applications-section__content {
    padding: 62px;
  }

  .process-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  :root {
    --header-height: 70px;
  }

  .shell,
  .shell-wide {
    width: min(calc(100% - 36px), var(--wide));
  }

  .site-header__inner {
    width: calc(100% - 30px);
    grid-template-columns: auto 1fr auto;
  }

  .nav-toggle {
    display: inline-flex;
    justify-self: end;
    align-items: center;
    gap: 9px;
  }

  .nav-toggle__label {
    font-size: 0.7rem;
    font-weight: 800;
  }

  .nav-toggle__lines {
    display: grid;
    width: 22px;
    gap: 5px;
  }

  .nav-toggle__lines i {
    display: block;
    width: 100%;
    height: 2px;
    background: currentColor;
    transition: transform 180ms ease;
  }

  .nav-open .nav-toggle__lines i:first-child {
    transform: translateY(3.5px) rotate(45deg);
  }

  .nav-open .nav-toggle__lines i:last-child {
    transform: translateY(-3.5px) rotate(-45deg);
  }

  .primary-nav {
    position: fixed;
    z-index: 1005;
    top: var(--header-height);
    right: 0;
    bottom: 0;
    left: 0;
    display: none;
    width: 100%;
    height: calc(100vh - var(--header-height));
    height: calc(100dvh - var(--header-height));
    justify-self: stretch;
    padding: 30px 22px;
    overflow-y: auto;
    background: var(--ink);
  }

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

  .primary-nav__list,
  .primary-nav .menu {
    display: grid;
    gap: 0;
  }

  .primary-nav a {
    padding: 18px 6px;
    border-bottom: 1px solid var(--line-light);
    font-family: var(--font-display);
    font-size: 1.8rem;
    letter-spacing: -0.02em;
  }

  .primary-nav a::after {
    display: none;
  }

  .site-header__actions {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    margin-right: 85px;
  }

  .language-switcher__toggle > span:nth-child(2),
  .language-switcher__toggle > span:last-child {
    display: none;
  }

  .language-panel {
    position: fixed;
    inset: var(--header-height) 0 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    height: calc(100dvh - var(--header-height));
    justify-self: stretch;
    padding: 28px 20px;
    overflow-y: auto;
  }

  .material-system,
  .finder-layout,
  .rfq-layout,
  .product-hero__grid,
  .product-detail__grid {
    grid-template-columns: 1fr;
  }

  .section-heading--split {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .proof-grid {
    grid-template-columns: 1fr;
  }

  .proof-grid article {
    min-height: 230px;
  }

  .proof-grid article > span {
    margin-bottom: 44px;
  }

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

  .applications-section {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .applications-section__image {
    min-height: 440px;
  }

  .archive-layout {
    grid-template-columns: 1fr;
  }

  .archive-filter {
    position: fixed;
    z-index: 1100;
    top: var(--header-height);
    right: 0;
    bottom: 0;
    left: 0;
    display: none;
    width: 100%;
    height: calc(100vh - var(--header-height));
    height: calc(100dvh - var(--header-height));
    align-self: stretch;
    overflow-y: auto;
  }

  .filter-open .archive-filter {
    display: block;
  }

  .filter-toggle {
    display: inline-flex;
  }

  .filter-close {
    display: inline-flex;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  h1 {
    font-size: clamp(2.75rem, 14vw, 4.25rem);
  }

  h2 {
    font-size: clamp(2.2rem, 11vw, 3.45rem);
  }

  .site-header__inner {
    grid-template-columns: auto 1fr auto;
  }

  .brand__mark,
  .brand__mark img {
    width: 36px;
    height: 36px;
    flex-basis: 36px;
  }

  .brand__name strong {
    font-size: 0.7rem;
  }

  .brand__name small {
    font-size: 0.46rem;
  }

  .site-header__actions {
    margin-right: 64px;
  }

  .nav-toggle__label {
    display: none;
  }

  .industrial-hero {
    min-height: 680px;
    align-items: end;
  }

  .industrial-hero__scrim {
    background: linear-gradient(0deg, rgba(9, 10, 11, 0.96) 8%, rgba(9, 10, 11, 0.72) 58%, rgba(9, 10, 11, 0.36) 100%);
  }

  .industrial-hero__content {
    width: calc(100% - 36px);
    padding-bottom: 56px;
  }

  .industrial-hero__lead {
    font-size: 0.95rem;
  }

  .industrial-hero .button-row,
  .product-summary .button-row {
    display: grid;
  }

  .industrial-hero .button,
  .product-summary .button {
    width: 100%;
  }

  .spectrum {
    grid-template-columns: 1fr;
  }

  .spectrum a {
    min-height: 160px;
    border-right: 0;
  }

  .material-system {
    display: flex;
    flex-direction: column-reverse;
  }

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

  .fabric-finder .button {
    grid-column: 1;
  }

  .product-grid,
  .product-grid--archive {
    grid-template-columns: 1fr;
  }

  .product-card__body {
    min-height: 240px;
  }

  .applications-section__image {
    min-height: 330px;
  }

  .applications-section__content {
    padding: 58px 20px;
  }

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

  .process-list li {
    min-height: 150px;
  }

  .site-footer {
    padding: 58px 20px 26px;
  }

  .site-footer__grid,
  .site-footer__bottom {
    grid-template-columns: 1fr;
  }

  .site-footer__bottom nav {
    flex-wrap: wrap;
  }

  .language-panel ul {
    grid-template-columns: 1fr;
  }

  .product-summary h1 {
    font-size: clamp(2.7rem, 14vw, 4.2rem);
  }

  .spec-table > div {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}