:root {
  --paper: #f2f0ea;
  --ink: #171614;
  --muted: #63635f;
  --line: #d0ccc3;
  --stone: #d9d5cb;
  --warm: #7d766c;
  --white: #faf8f2;
  --header-height: 72px;
  --title-xl: 52px;
  --title-lg: 52px;
  --title-md: 30px;
  --title-sm: 25px;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-display: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --showroom-entrance: url("assets/showroom/entrance.jpg");
  --showroom-sofa: url("assets/showroom/sofa.png");
  --showroom-object: url("assets/showroom/object.jpg");
  --showroom-book: url("assets/showroom/book.jpg");
  --showroom-magazine: url("assets/showroom/magazine.jpg");
  --showroom-swatches: url("assets/showroom/swatches.jpg");
  --dual-ofan: url("assets/showroom/dual-ofan.jpg");
  --dual-heben: url("assets/showroom/dual-heben.jpg");
  --model-01: url("assets/lookbook/model-01.png");
  --model-02: url("assets/lookbook/model-02.png");
  --model-03: url("assets/lookbook/model-03.png");
  --model-04: url("assets/lookbook/model-04.png");
  --model-05: url("assets/lookbook/model-05.png");
  --model-06: url("assets/lookbook/model-06.png");
  --model-07: url("assets/lookbook/model-07.png");
  --journey-cityscape: url("assets/brand/journey-city-gradient.png");
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 18px);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  letter-spacing: 0;
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

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

button {
  border: 0;
  color: inherit;
  font: inherit;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: var(--header-height);
  padding: 0 34px;
  background: rgba(242, 240, 234, 0.86);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px);
  transition: border-color 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(242, 240, 234, 0.96);
}

.brand-mark {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  width: 98px;
  height: 38px;
  line-height: 1;
}

.brand-logo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: 30px;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-weight: 400;
  letter-spacing: 0.015em;
  text-transform: uppercase;
}

.site-nav a,
.contact-link {
  text-underline-offset: 5px;
}

.site-nav a:hover,
.site-nav a.is-active,
.contact-link:hover {
  text-decoration: underline;
}

.language-switch {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
}

.language-switch button {
  min-width: 38px;
  height: 32px;
  background: transparent;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 12px;
}

.language-switch button.is-active {
  background: var(--ink);
  color: var(--paper);
}

.section-band {
  padding: 96px 34px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(300px, 0.42fr) minmax(620px, 0.58fr);
  gap: 5vw;
  min-height: 90vh;
  padding-top: calc(var(--header-height) + 34px);
  padding-bottom: 64px;
  align-items: center;
}

.hero-image {
  height: min(74vh, 760px);
  min-height: 640px;
}

.logo-stage {
  display: grid;
  place-items: center;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
}

.logo-stage img {
  width: min(52vw, 680px);
  max-width: 78%;
  height: auto;
  display: block;
  filter: contrast(1.08);
}

.campaign-stage {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
}

.campaign-stage img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 640px;
  object-fit: cover;
  object-position: center;
}

.hero-copy {
  max-width: 460px;
  padding-left: 3vw;
}

.eyebrow,
.section-kicker,
.collection-year,
.timeline-date {
  margin: 0 0 18px;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 11.5px;
  letter-spacing: 0.018em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.18;
}

h1 {
  max-width: 460px;
  font-size: var(--title-xl);
  line-height: 1.2;
}

h2 {
  font-size: var(--title-lg);
}

h3 {
  margin: 0 0 20px;
  font-size: var(--title-md);
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.28;
}

.hero-copy p:last-child,
.intro p,
.collection-copy p,
.timeline-item p:last-child,
.contact-content p {
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 14.5px;
  line-height: 1.82;
}

.hero-copy p:last-child {
  max-width: 390px;
  margin: 32px 0 0;
  color: var(--ink);
}

.showroom-image {
  position: relative;
  overflow: hidden;
  background-image: linear-gradient(rgba(255, 255, 255, 0.02), rgba(23, 22, 20, 0.04)), var(--showroom-entrance);
  background-size: cover;
  background-position: center;
  border: 1px solid var(--line);
}

.showroom-entrance {
  background-image: linear-gradient(rgba(255, 255, 255, 0.04), rgba(23, 22, 20, 0.05)), var(--showroom-entrance);
  background-position: center;
}

.showroom-sofa {
  background-image: linear-gradient(rgba(255, 255, 255, 0.06), rgba(23, 22, 20, 0.04)), var(--showroom-sofa);
  background-position: 46% center;
}

.showroom-object {
  background-image: linear-gradient(rgba(255, 255, 255, 0.02), rgba(23, 22, 20, 0.1)), var(--showroom-object);
  background-position: 50% 58%;
}

.showroom-book {
  background-image: linear-gradient(rgba(255, 255, 255, 0.02), rgba(23, 22, 20, 0.04)), var(--showroom-book);
  background-position: center;
}

.showroom-magazine {
  background-image: linear-gradient(rgba(255, 255, 255, 0.02), rgba(23, 22, 20, 0.08)), var(--showroom-magazine);
  background-position: 56% center;
}

.showroom-swatches {
  background-image: linear-gradient(rgba(255, 255, 255, 0.04), rgba(23, 22, 20, 0.04)), var(--showroom-swatches);
  background-position: 55% center;
}

.dual-ofan {
  background-image: linear-gradient(rgba(255, 255, 255, 0.03), rgba(23, 22, 20, 0.06)), var(--dual-ofan);
  background-color: #d9cbb2;
  background-position: 54% 44%;
  background-repeat: no-repeat;
  background-size: 88% auto;
}

.dual-heben {
  background-image: linear-gradient(rgba(255, 255, 255, 0.04), rgba(23, 22, 20, 0.06)), var(--dual-heben);
  background-position: 72% 78%;
}

.model-01 {
  background-image: linear-gradient(rgba(255, 255, 255, 0.03), rgba(23, 22, 20, 0.08)), var(--model-01);
  background-position: center 18%;
}

.model-02 {
  background-image: linear-gradient(rgba(255, 255, 255, 0.03), rgba(23, 22, 20, 0.08)), var(--model-02);
  background-position: center 20%;
}

.model-03 {
  background-image: linear-gradient(rgba(255, 255, 255, 0.02), rgba(23, 22, 20, 0.07)), var(--model-03);
  background-position: center;
}

.model-04 {
  background-image: linear-gradient(rgba(255, 255, 255, 0.03), rgba(23, 22, 20, 0.08)), var(--model-04);
  background-position: center 18%;
}

.model-05 {
  background-image: linear-gradient(rgba(255, 255, 255, 0.02), rgba(23, 22, 20, 0.07)), var(--model-05);
  background-position: center;
}

.model-06 {
  background-image: linear-gradient(rgba(255, 255, 255, 0.03), rgba(23, 22, 20, 0.08)), var(--model-06);
  background-position: center 16%;
}

.model-07 {
  background-image: linear-gradient(rgba(255, 255, 255, 0.03), rgba(23, 22, 20, 0.08)), var(--model-07);
  background-position: center 18%;
}

.intro {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 9vw;
  border-top: 1px solid rgba(23, 22, 20, 0.24);
  background-image: linear-gradient(180deg, rgba(250, 248, 242, 0.62), rgba(242, 240, 234, 0) 86px);
}

.intro h2 {
  max-width: 760px;
}

.intro p {
  grid-column: 2;
  max-width: 620px;
  margin: 30px 0 0;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
  margin-bottom: 44px;
}

.section-heading h2 {
  max-width: 760px;
  text-align: right;
}

.collections,
.lookbook,
.about,
.principles,
.contact {
  border-top: 1px solid rgba(23, 22, 20, 0.24);
  background-image: linear-gradient(180deg, rgba(250, 248, 242, 0.62), rgba(242, 240, 234, 0) 86px);
}

.collection-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.collection-item {
  display: grid;
  grid-template-rows: minmax(430px, 58vh) auto;
  background: var(--white);
}

.collection-image {
  border-left: 0;
  border-right: 0;
  border-top: 0;
}

.collection-copy {
  padding: 28px 28px 34px;
}

.collection-copy p:last-child {
  max-width: 620px;
  margin: 0;
}

.lookbook-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: 21vw;
  gap: 18px;
}

.lookbook-groups {
  display: grid;
  gap: 58px;
}

.lookbook-group {
  display: grid;
  gap: 22px;
}

.lookbook-subhead {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(23, 22, 20, 0.16);
}

.lookbook-subhead .collection-year {
  margin: 0;
}

.lookbook-subhead h3 {
  max-width: 520px;
  margin: 0;
  color: var(--ink);
  font-size: var(--title-sm);
  text-align: right;
}

.lookbook-grid-display {
  grid-auto-rows: 18vw;
}

.lookbook-frame.tall {
  grid-row: span 2;
}

.lookbook-frame.wide {
  grid-column: span 2;
}

.about {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
  gap: 8vw;
}

.journey-section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--paper);
}

.journey-section > * {
  position: relative;
  z-index: 1;
}

.journey-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: var(--journey-cityscape);
  background-size: cover;
  background-position: center bottom;
  filter: contrast(1.24) saturate(1.06) brightness(0.94);
  opacity: 0.92;
}

.journey-section::after {
  content: "QINGDAO / SHENZHEN / NEW YORK";
  position: absolute;
  inset: 0;
  z-index: 0;
  box-sizing: border-box;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  padding: 0 34px 26px;
  background:
    linear-gradient(180deg, rgba(242, 240, 234, 0.2), rgba(242, 240, 234, 0.5)),
    linear-gradient(90deg, rgba(242, 240, 234, 0.04), rgba(242, 240, 234, 0.16)),
    linear-gradient(180deg, rgba(242, 240, 234, 0) 62%, rgba(242, 240, 234, 0.36));
  color: rgba(23, 22, 20, 0.12);
  font-size: 11px;
  line-height: 1;
  text-transform: uppercase;
  pointer-events: none;
}

.section-link {
  display: inline-block;
  margin-top: 28px;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.018em;
  text-transform: uppercase;
  text-decoration: underline;
  text-underline-offset: 6px;
}

.about-link {
  grid-column: 2;
  justify-self: start;
}

.sticky-heading {
  position: sticky;
  top: calc(var(--header-height) + 36px);
  align-self: start;
  display: block;
  margin-bottom: 0;
}

.sticky-heading h2 {
  text-align: left;
}

.timeline {
  border-top: 1px solid rgba(23, 22, 20, 0.18);
}

.timeline-item {
  padding: 36px 0 42px;
  border-bottom: 1px solid rgba(23, 22, 20, 0.18);
}

.timeline-item p:last-child {
  max-width: 740px;
  margin: 0;
}

.horizontal-timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(240px, 1fr));
  gap: 0;
  border-top: 1px solid rgba(23, 22, 20, 0.24);
  border-bottom: 1px solid rgba(23, 22, 20, 0.18);
}

.horizontal-timeline .timeline-item {
  position: relative;
  min-height: 460px;
  padding: 34px 26px 38px;
  border-bottom: 0;
  border-right: 1px solid rgba(23, 22, 20, 0.18);
}

.horizontal-timeline .timeline-item:last-child {
  border-right: 0;
}

.horizontal-timeline .timeline-item::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 26px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--ink);
}

.horizontal-timeline .timeline-date {
  color: var(--ink);
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-size: var(--title-sm);
  font-weight: 300;
  line-height: 1.24;
  text-transform: none;
}

.horizontal-timeline h3 {
  margin: 0 0 18px;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.72;
}

.horizontal-timeline .timeline-item p:last-child {
  font-size: 14px;
  line-height: 1.82;
}

.principles {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 6vw;
  align-items: start;
}

.principles .section-heading {
  display: block;
  margin-bottom: 0;
}

.principles .section-heading h2 {
  text-align: left;
}

.principle-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.principle-list p {
  margin: 0;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  font-size: 29px;
  line-height: 1.28;
}

.contact {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 7vw;
  align-items: start;
}

.contact-content p {
  max-width: 560px;
  margin: 0 0 30px;
}

.contact-link {
  display: inline-block;
  font-size: var(--title-lg);
  line-height: 1.1;
}

.page-main {
  padding-top: var(--header-height);
}

.page-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 8vw;
  align-items: end;
  min-height: 56vh;
}

.page-hero p:last-child {
  max-width: 560px;
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.82;
}

.page-section {
  border-top: 1px solid rgba(23, 22, 20, 0.24);
  background-image: linear-gradient(180deg, rgba(250, 248, 242, 0.62), rgba(242, 240, 234, 0) 86px);
}

.page-contact {
  min-height: calc(100vh - var(--header-height));
  padding-top: 150px;
}

.lookbook-grid-large {
  grid-auto-rows: 18vw;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 34px 36px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-family: var(--font-sans);
  font-size: 11.5px;
  letter-spacing: 0.018em;
  text-transform: uppercase;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: 1fr auto;
    gap: 14px;
    min-height: 88px;
    padding: 14px 18px;
  }

  .brand-mark {
    width: 86px;
    height: 34px;
  }

  .site-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: start;
    gap: 18px;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .section-band {
    padding: 76px 18px;
  }

  .page-main {
    padding-top: 88px;
  }

  .page-hero {
    grid-template-columns: 1fr;
    gap: 26px;
    min-height: auto;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    min-height: auto;
    padding-top: 118px;
    padding-bottom: 44px;
  }

  .hero-image {
    height: auto;
    min-height: 430px;
    order: 2;
  }

  .campaign-stage img {
    min-height: 430px;
  }

  .logo-stage img {
    width: min(76vw, 520px);
    max-width: 82%;
  }

  .hero-copy {
    order: 1;
    padding-left: 0;
  }

  h1 {
    font-size: 44px;
  }

  h2 {
    font-size: 44px;
  }

  h3 {
    font-size: 28px;
  }

  .intro,
  .about,
  .principles,
  .contact {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .intro p {
    grid-column: auto;
  }

  .section-heading {
    display: block;
  }

  .section-heading h2 {
    text-align: left;
  }

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

  .collection-item {
    grid-template-rows: minmax(360px, 62vh) auto;
  }

  .lookbook-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 42vw;
    gap: 12px;
  }

  .lookbook-groups {
    gap: 40px;
  }

  .lookbook-subhead {
    display: grid;
    gap: 12px;
  }

  .lookbook-subhead h3 {
    text-align: left;
  }

  .sticky-heading {
    position: static;
  }

  .about-link {
    grid-column: auto;
  }

  .journey-section::before {
    inset: 0;
    height: auto;
  }

  .journey-section::after {
    padding: 0 18px 18px;
  }

  .horizontal-timeline {
    grid-template-columns: 1fr;
  }

  .horizontal-timeline .timeline-item {
    min-height: auto;
    padding: 28px 0 32px;
    border-right: 0;
    border-bottom: 1px solid rgba(23, 22, 20, 0.16);
  }

  .horizontal-timeline .timeline-item::before {
    left: 0;
  }

  .site-footer {
    display: grid;
    padding: 24px 18px 32px;
  }

  .principle-list p {
    font-size: 28px;
  }

  .contact-link {
    font-size: 42px;
  }
}

@media (max-width: 560px) {
  .site-nav {
    font-size: 11px;
  }

  .language-switch button {
    min-width: 34px;
  }

  .lookbook-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 118vw;
  }

  .lookbook-frame.wide,
  .lookbook-frame.tall {
    grid-column: auto;
    grid-row: auto;
  }

  .contact-link {
    font-size: 28px;
  }

  .hero-image {
    min-height: 330px;
  }

  .campaign-stage img {
    min-height: 330px;
  }

  h1 {
    font-size: 36px;
  }

  h2 {
    font-size: 36px;
  }

  h3 {
    font-size: 26px;
  }

  .principle-list p {
    font-size: 24px;
  }

  .page-contact {
    min-height: auto;
    padding-top: 92px;
  }
}