:root {
  --chair-ink: #17202a;
  --chair-muted: #5f6670;
  --chair-camel: #a97038;
  --chair-caramel: #c78c50;
  --chair-cream: #f4efe7;
  --chair-paper: #fbfaf7;
  --chair-line: rgba(23, 32, 42, .14);
  --chair-dark: #1e252b;
}

.upholstered-chair-page {
  margin: 0;
  background: var(--chair-paper);
  color: var(--chair-ink);
}

.upholstered-chair-page * {
  box-sizing: border-box;
}

.chair-shell {
  width: min(1440px, calc(100% - 64px));
  margin-inline: auto;
}

.chair-header {
  position: relative;
  z-index: 20;
  background: rgba(255, 255, 255, .98);
  border-bottom: 1px solid var(--chair-line);
}

.chair-header .nav {
  min-height: 76px;
}

.chair-header .nav-links {
  align-items: center;
}

.chair-nav-cta {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 24px !important;
  border-radius: 999px;
  background: var(--chair-dark);
  color: #fff !important;
}

.chair-hero {
  padding: 24px 0 72px;
  background:
    radial-gradient(circle at 77% 18%, rgba(199, 140, 80, .16), transparent 30%),
    linear-gradient(135deg, #f8f4ed 0%, #f2ebe1 100%);
}

.chair-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  padding-block: 13px 28px;
  color: #76706a;
  font-size: 13px;
}

.chair-breadcrumbs a {
  color: inherit;
  text-decoration: none;
}

.chair-hero-grid {
  display: grid;
  grid-template-columns: minmax(320px, .72fr) minmax(0, 1.28fr);
  gap: 56px;
  align-items: center;
}

.chair-hero-copy {
  max-width: 620px;
  padding-block: 42px;
}

.chair-kicker {
  display: block;
  margin-bottom: 16px;
  color: var(--chair-camel);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .17em;
  text-transform: uppercase;
}

.chair-hero h1 {
  max-width: 760px;
  margin: 0 0 24px;
  font-size: clamp(48px, 6.4vw, 92px);
  font-weight: 620;
  line-height: .96;
  letter-spacing: -.058em;
}

.chair-lead {
  max-width: 620px;
  margin: 0;
  color: #555b62;
  font-size: clamp(18px, 1.55vw, 22px);
  line-height: 1.65;
}

.chair-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.chair-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 24px;
  border: 1px solid var(--chair-ink);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .04em;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform .2s ease, background .2s ease, color .2s ease;
}

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

.chair-button-dark {
  background: var(--chair-dark);
  color: #fff;
}

.chair-button-light {
  background: transparent;
  color: var(--chair-ink);
}

.chair-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.chair-tags li {
  padding: 9px 13px;
  border: 1px solid rgba(23, 32, 42, .18);
  border-radius: 999px;
  color: #5f6367;
  font-size: 12px;
}

.chair-hero-media {
  min-width: 0;
  margin: 0;
  padding: 30px;
  border: 1px solid rgba(23, 32, 42, .12);
  background: #fff;
  box-shadow: 0 28px 80px rgba(53, 42, 29, .12);
}

.chair-hero-media img,
.chair-scene-card img,
.chair-feature img,
.chair-material-card img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.chair-hero-media img {
  aspect-ratio: 1150 / 808;
}

.chair-anchor-nav {
  position: sticky;
  top: 0;
  z-index: 15;
  border-bottom: 1px solid var(--chair-line);
  background: rgba(251, 250, 247, .94);
  backdrop-filter: blur(14px);
}

.chair-anchor-nav .chair-shell {
  display: flex;
  gap: 32px;
  min-height: 58px;
  align-items: center;
  overflow-x: auto;
}

.chair-anchor-nav a {
  flex: 0 0 auto;
  color: var(--chair-ink);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.chair-section {
  padding: 112px 0;
  scroll-margin-top: 68px;
}

.chair-section-heading {
  max-width: 940px;
  margin-bottom: 52px;
}

.chair-section-heading h2 {
  margin: 0 0 22px;
  font-size: clamp(40px, 5.4vw, 76px);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -.05em;
}

.chair-section-heading p {
  max-width: 800px;
  margin: 0;
  color: var(--chair-muted);
  font-size: 18px;
  line-height: 1.75;
}

.chair-scene-card {
  margin-top: 10px;
  padding: 22px;
  border: 1px solid var(--chair-line);
  background: #fff;
}

.chair-scene-card img {
  aspect-ratio: 1150 / 812;
}

.chair-stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 22px;
  border-block: 1px solid var(--chair-line);
}

.chair-stat-grid article {
  padding: 32px;
  border-right: 1px solid var(--chair-line);
}

.chair-stat-grid article:last-child {
  border-right: 0;
}

.chair-stat-grid b,
.chair-use-grid span {
  color: var(--chair-camel);
  font-size: 12px;
  letter-spacing: .12em;
}

.chair-stat-grid h3,
.chair-use-grid h3 {
  margin: 18px 0 10px;
  font-size: 23px;
}

.chair-stat-grid p,
.chair-use-grid p {
  margin: 0;
  color: var(--chair-muted);
  line-height: 1.65;
}

.chair-ergonomics {
  background: var(--chair-dark);
  color: #fff;
}

.chair-ergonomics .chair-section-heading p,
.chair-ergonomics .chair-feature-copy p,
.chair-ergonomics .chair-feature-copy li {
  color: rgba(255, 255, 255, .68);
}

.chair-feature-stack {
  display: grid;
  gap: 28px;
}

.chair-feature {
  display: grid;
  grid-template-columns: minmax(300px, .72fr) minmax(0, 1.28fr);
  min-height: 590px;
  border: 1px solid rgba(255, 255, 255, .13);
  background: #252d33;
}

.chair-feature-reverse {
  grid-template-columns: minmax(0, 1.28fr) minmax(300px, .72fr);
}

.chair-feature-reverse .chair-feature-copy {
  grid-column: 2;
  grid-row: 1;
}

.chair-feature-reverse figure {
  grid-column: 1;
  grid-row: 1;
}

.chair-feature-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(36px, 6vw, 84px);
}

.chair-feature-copy > span,
.chair-material-card span {
  color: var(--chair-caramel);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.chair-feature-copy h3 {
  margin: 20px 0 18px;
  font-size: clamp(34px, 4.2vw, 58px);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -.045em;
}

.chair-feature-copy p {
  margin: 0;
  font-size: 17px;
  line-height: 1.75;
}

.chair-feature-copy ul {
  display: grid;
  gap: 9px;
  margin: 24px 0 0;
  padding-left: 20px;
}

.chair-feature figure {
  display: flex;
  min-width: 0;
  margin: 0;
  padding: 20px;
  align-items: center;
  justify-content: center;
  background: #f7f5f1;
}

.chair-feature img {
  max-height: 680px;
}

.chair-materials {
  background: #e9ded0;
}

.chair-material-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.chair-material-card {
  overflow: hidden;
  border: 1px solid rgba(23, 32, 42, .12);
  background: #fff;
}

.chair-material-card img {
  aspect-ratio: 1150 / 812;
  border-bottom: 1px solid var(--chair-line);
}

.chair-material-card div {
  padding: 32px;
}

.chair-material-card h3 {
  margin: 14px 0 10px;
  font-size: 30px;
}

.chair-material-card p {
  margin: 0;
  color: var(--chair-muted);
  line-height: 1.7;
}

.chair-disclaimer {
  margin-top: 22px;
  padding: 18px 22px;
  border: 1px solid rgba(23, 32, 42, .14);
  color: #67635e;
  font-size: 13px;
  line-height: 1.6;
}

.chair-applications {
  background: var(--chair-paper);
}

.chair-application-grid {
  display: grid;
  grid-template-columns: minmax(320px, .85fr) minmax(0, 1.15fr);
  gap: 70px;
  align-items: start;
}

.chair-use-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--chair-line);
  border-left: 1px solid var(--chair-line);
}

.chair-use-grid article {
  min-height: 240px;
  padding: 34px;
  border-right: 1px solid var(--chair-line);
  border-bottom: 1px solid var(--chair-line);
}

.chair-specs {
  background: #f1eee8;
}

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

.chair-spec-table > div {
  display: grid;
  grid-template-columns: minmax(180px, .35fr) minmax(0, .65fr);
  gap: 30px;
  padding: 22px 0;
  border-bottom: 1px solid var(--chair-line);
}

.chair-spec-table b {
  font-size: 14px;
}

.chair-spec-table span {
  color: var(--chair-muted);
  line-height: 1.6;
}

.chair-faq-grid {
  display: grid;
  grid-template-columns: minmax(300px, .78fr) minmax(0, 1.22fr);
  gap: 80px;
}

.chair-accordion details {
  border-top: 1px solid var(--chair-line);
}

.chair-accordion details:last-child {
  border-bottom: 1px solid var(--chair-line);
}

.chair-accordion summary {
  position: relative;
  padding: 26px 44px 26px 0;
  cursor: pointer;
  font-size: 19px;
  font-weight: 700;
  list-style: none;
}

.chair-accordion summary::-webkit-details-marker {
  display: none;
}

.chair-accordion summary::after {
  position: absolute;
  right: 0;
  content: "+";
}

.chair-accordion details[open] summary::after {
  content: "−";
}

.chair-accordion p {
  max-width: 750px;
  margin: 0;
  padding: 0 48px 26px 0;
  color: var(--chair-muted);
  line-height: 1.7;
}

.chair-cta {
  padding: 100px 0;
  background: var(--chair-camel);
  color: #fff;
}

.chair-cta-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr);
  gap: 80px;
  align-items: end;
}

.chair-cta .chair-kicker {
  color: #fff;
}

.chair-cta h2 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(42px, 5.5vw, 76px);
  line-height: 1.02;
  letter-spacing: -.05em;
}

.chair-cta p {
  margin: 0 0 26px;
  color: rgba(255, 255, 255, .82);
  font-size: 18px;
  line-height: 1.65;
}

.chair-button-white {
  border-color: #fff;
  background: #fff;
  color: var(--chair-ink);
}

.chair-footer {
  padding: 72px 0 24px;
  background: #151b20;
  color: #fff;
}

.chair-footer-grid {
  display: grid;
  grid-template-columns: 1.7fr repeat(3, 1fr);
  gap: 56px;
}

.chair-footer-grid > div {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chair-footer-brand {
  color: #fff;
  font-size: 32px;
  font-weight: 900;
  letter-spacing: .05em;
  text-decoration: none;
}

.chair-footer p {
  max-width: 350px;
  margin: 4px 0 0;
  color: rgba(255, 255, 255, .58);
  line-height: 1.65;
}

.chair-footer b {
  margin-bottom: 8px;
  color: #fff;
  font-size: 13px;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.chair-footer a {
  color: rgba(255, 255, 255, .68);
  text-decoration: none;
}

.chair-footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 58px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .12);
  color: rgba(255, 255, 255, .45);
  font-size: 12px;
}

@media (max-width: 980px) {
  .chair-shell {
    width: min(100% - 36px, 1440px);
  }

  .chair-hero-grid,
  .chair-application-grid,
  .chair-faq-grid,
  .chair-cta-grid {
    grid-template-columns: 1fr;
  }

  .chair-hero-copy {
    max-width: 850px;
    padding-block: 20px 0;
  }

  .chair-feature,
  .chair-feature-reverse {
    grid-template-columns: 1fr;
  }

  .chair-feature-reverse .chair-feature-copy,
  .chair-feature-reverse figure {
    grid-column: auto;
    grid-row: auto;
  }

  .chair-material-grid {
    grid-template-columns: 1fr;
  }

  .chair-footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }

  .chair-footer-grid > div:last-child {
    grid-column: 2 / 4;
  }
}

@media (max-width: 640px) {
  .chair-shell {
    width: min(100% - 24px, 1440px);
  }

  .chair-hero {
    padding-bottom: 42px;
  }

  .chair-hero h1 {
    font-size: clamp(43px, 14vw, 64px);
  }

  .chair-hero-media,
  .chair-scene-card,
  .chair-feature figure {
    padding: 10px;
  }

  .chair-section {
    padding: 76px 0;
  }

  .chair-stat-grid,
  .chair-use-grid {
    grid-template-columns: 1fr;
  }

  .chair-stat-grid article {
    border-right: 0;
    border-bottom: 1px solid var(--chair-line);
  }

  .chair-stat-grid article:last-child {
    border-bottom: 0;
  }

  .chair-feature {
    min-height: 0;
  }

  .chair-feature-copy {
    padding: 34px 24px;
  }

  .chair-spec-table > div {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .chair-footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .chair-footer-grid > div:first-child,
  .chair-footer-grid > div:last-child {
    grid-column: 1 / 3;
  }

  .chair-footer-bottom {
    flex-direction: column;
  }
}