/* Palette from the Maison Tao boards. Tune these, not the rules below. */
:root {
  --cream: #f8f6f0;
  --cream-2: #fafaf4;
  --ivory: #fffdf6;
  --mist: #e5eee4;
  --sage: #567163;
  --sage-deep: #464e4d;
  --ink: #1b303b;
  --teal: #17555a;
  --monaco: #192f35;
  --line: rgba(27, 48, 59, 0.14);
  --serif: Georgia, "Songti SC", "SimSun", "Times New Roman", serif;
  --sans: Aptos, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --pad: clamp(1.25rem, 4vw, 4.5rem);
  --header: 4.75rem;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  scroll-snap-type: y mandatory;
  background: var(--cream);
}

html.lang-loading body {
  visibility: hidden;
}

body {
  margin: 0;
  overflow-x: hidden;
  overflow-x: clip;
  color: var(--ink);
  background: var(--cream);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 1.05rem;
  line-height: 1.6;
  opacity: 0;
}

html.is-ready body {
  opacity: 1;
  transition: opacity 0.45s ease;
}

body.nav-lock {
  overflow: hidden;
}

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

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

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

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

h1,
h2,
h3 {
  font-family: var(--serif);
  font-weight: 400;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--sage);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 40;
  background: var(--ivory);
  padding: 0.5rem 0.8rem;
}

.skip:focus {
  top: 0.75rem;
}

.kicker,
.brand-line,
.tags,
.chain__notes,
.product-name {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

html[lang="zh-CN"] .kicker,
html[lang="zh-CN"] .tags,
html[lang="zh-CN"] .universe__eyebrow,
html[lang="zh-CN"] .chain__notes,
html[lang="zh-CN"] .site-nav a,
html[lang="zh-CN"] .step h3 {
  letter-spacing: 0.12em;
  text-transform: none;
}

.split-title span {
  display: block;
}

.science__title span:last-child {
  display: block;
}

.science__title em {
  margin-left: 0.28em;
  font-style: normal;
  font-weight: 400;
}

html[lang="zh-CN"] .science__title em {
  margin-left: 0;
  font-style: normal;
}

.lede {
  max-width: 38rem;
  color: var(--sage-deep);
}

.media-slot {
  position: relative;
  min-height: 16rem;
  overflow: hidden;
  background:
    linear-gradient(165deg, rgba(86, 113, 99, 0.28), rgba(27, 48, 59, 0.08)),
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 12px,
      rgba(27, 48, 59, 0.045) 12px,
      rgba(27, 48, 59, 0.045) 13px
    ),
    var(--mist);
}

.media-slot::after {
  content: attr(data-label);
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(27, 48, 59, 0.55);
}

.media-slot--hero::after,
.universe-card .media-slot::after {
  top: 1.25rem;
  bottom: auto;
}

.media-slot--hero::after {
  top: calc(var(--header) + 0.75rem);
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(1.25rem, 2.6vw, 2.75rem);
  min-height: var(--header);
  padding: 0.85rem var(--pad);
  color: var(--ink);
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  background: var(--cream);
  box-shadow: 0 1px 0 var(--line);
}

.site-header.is-over-poster {
  background: transparent;
  box-shadow: none;
}

.site-header.is-univers {
  min-height: 4.8rem;
  background: #e5eee4;
  box-shadow: none;
  color: #fff;
}

.site-header.is-univers::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 50%;
  background: #000;
  pointer-events: none;
}

.site-header.is-univers .site-nav a:hover,
.site-header.is-univers .site-nav a.is-current {
  color: #fff;
}

.site-header.is-univers .header-tools {
  color: var(--ink);
}

.site-header.is-univers.is-open .site-nav a {
  color: var(--ink);
}

@media (min-width: 961px) {
  .site-header.is-serum,
  .site-header.is-monaco {
    color: #fff;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.65);
  }

  .site-header.is-serum .site-nav a:hover,
  .site-header.is-serum .site-nav a.is-current,
  .site-header.is-monaco .site-nav a:hover,
  .site-header.is-monaco .site-nav a.is-current {
    color: #fff;
  }

  .site-header.is-serum .lang-switch,
  .site-header.is-monaco .lang-switch {
    color: #fff;
  }

  .site-header.is-serum .lang-switch button,
  .site-header.is-monaco .lang-switch button {
    color: rgba(255, 255, 255, 0.65);
  }

  .site-header.is-serum .lang-switch button:hover,
  .site-header.is-serum .lang-switch button.is-active,
  .site-header.is-monaco .lang-switch button:hover,
  .site-header.is-monaco .lang-switch button.is-active {
    color: #fff;
  }

  .site-header.is-contact {
    background: transparent;
    color: #fff;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.65);
  }

  .site-header.is-contact .site-nav a:hover,
  .site-header.is-contact .site-nav a.is-current {
    color: #fff;
  }

  .site-header.is-contact .lang-switch {
    color: #fff;
  }

  .site-header.is-contact .lang-switch button {
    color: rgba(255, 255, 255, 0.65);
  }

  .site-header.is-contact .lang-switch button:hover,
  .site-header.is-contact .lang-switch button.is-active {
    color: #fff;
  }

  .site-header.is-chain {
    text-shadow: 0 1px 4px rgba(255, 255, 255, 0.95);
  }

  .site-header.is-retreats {
    --retreat-nav-copy: calc(100% - 100vh * 1154 / 980);
    --retreat-nav-copy: calc(100% - 100dvh * 1154 / 980);
    background: transparent;
    color: var(--ink);
    text-shadow: none;
  }

  .site-header.is-retreats::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: var(--retreat-nav-copy);
    background: #95d4d5;
    pointer-events: none;
  }
}

@media (max-width: 960px) {
  .site-header.is-retreats {
    background: linear-gradient(90deg, #95d4d5 0%, #95d4d5 33.75%, transparent 33.75%, transparent 100%);
    color: var(--ink);
  }
}

.wordmark {
  position: relative;
  z-index: 2;
  display: block;
  width: 3.1rem;
  height: 3.1rem;
  border-radius: 50%;
  overflow: hidden;
  flex: none;
}

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

/* Nav sits left-aligned with the wordmark, matching the PPT boards
   (links start at the left margin, language control on the right). */
.site-nav {
  display: flex;
  gap: clamp(1rem, 2.4vw, 2.2rem);
  margin-right: auto;
}

.site-nav a {
  position: relative;
  padding-bottom: 3px;
  font-size: calc(0.72rem + 2px);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: color 0.3s ease;
}

html.is-ready .wordmark,
html.is-ready .site-nav a {
  animation: rise-in 0.45s ease both;
}

html.is-ready .lang-switch button {
  animation: rise-in 0.45s ease;
}

html.is-ready .site-nav a:nth-child(2),
html.is-ready .lang-switch button:nth-child(3) {
  animation-delay: 0.06s;
}

html.is-ready .site-nav a:nth-child(3),
html.is-ready .lang-switch button:nth-child(5) {
  animation-delay: 0.12s;
}

html.is-ready .site-nav a:nth-child(4) {
  animation-delay: 0.18s;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.35s ease;
}

.site-nav a:hover,
.site-nav a.is-current {
  color: var(--sage);
}

.site-nav a:hover::after,
.site-nav a.is-current::after {
  transform: scaleX(1);
}

.header-tools {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.lang-switch {
  display: flex;
  align-items: center;
  color: #464e4d;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}

.lang-switch__bar {
  margin: 0 0.45rem;
  pointer-events: none;
}

.lang-switch button {
  border: 0;
  background: none;
  padding: 0.3rem 0;
  cursor: pointer;
  font-size: inherit;
  letter-spacing: inherit;
  color: rgba(70, 78, 77, 0.45);
  transition: color 0.3s ease, transform 0.35s ease;
}

.lang-switch button:hover,
.lang-switch button.is-active {
  color: #464e4d;
}

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

.nav-toggle {
  display: none;
  width: 2.4rem;
  height: 2.4rem;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.38rem;
}

.nav-toggle span {
  display: block;
  width: 1.15rem;
  height: 1px;
  background: currentColor;
}

.hero {
  position: relative;
  display: flex;
  align-items: flex-start;
  height: 100vh;
  height: 100dvh;
  min-height: 100vh;
  min-height: 100dvh;
  max-height: 100vh;
  max-height: 100dvh;
  overflow: hidden;
  color: #fff;
}

.hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: cover;
  object-position: center center;
  transform: none;
  transition: transform 0.6s ease;
}

html.is-ready .hero img {
  transform: none;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 18, 24, 0.04) 0%, rgba(8, 18, 24, 0) 18%, rgba(8, 18, 24, 0.28) 55%, rgba(8, 18, 24, 0.12) 100%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 54rem;
  padding: 42vh 0 0 5vw;
}

.hero__title {
  font-size: clamp(1rem, 2.7vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
  color: #f4f6f6;
  text-shadow: 0 6px 18px rgba(0, 0, 0, 0.28);
}

.hero__rule {
  display: block;
  width: 3vw;
  min-width: 1.6rem;
  height: 1px;
  margin: 0.45rem 0 0.7rem;
  background: #e2edec;
}

.hero__tagline {
  font-family: var(--serif);
  font-size: clamp(1.05rem, 2.5vw, 1.9rem);
  line-height: 1.35;
  color: #f2f6f6;
  text-shadow: 0 6px 18px rgba(0, 0, 0, 0.28);
}

.hero__tagline span {
  display: block;
}

.hero__badge {
  position: absolute;
  z-index: 2;
  right: 2.75%;
  bottom: 5.7%;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0;
  color: #506358;
  text-align: center;
}

.hero .hero__badge img,
html.is-ready .hero .hero__badge img {
  position: static;
  inset: auto;
  width: clamp(2.6rem, 5.09vw, 4.6rem);
  height: auto;
  aspect-ratio: 621 / 672;
  object-fit: cover;
  margin: 0 0 2.2vh;
  transform: none;
}

.hero__badge span {
  font-family: var(--serif);
  font-size: clamp(0.48rem, 0.73vw, 0.62rem);
  line-height: 1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.univers {
  position: relative;
  height: 100vh;
  height: 100dvh;
  box-sizing: border-box;
  padding-top: 4.8rem;
  overflow: hidden;
  background: linear-gradient(90deg, #000 0%, #000 50%, #e5eee4 50%, #e5eee4 100%);
  color: #1b303b;
}

.univers__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: 100%;
  min-height: 0;
}

.universe {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  color: #1b303b;
  overflow: hidden;
  transition: box-shadow 0.3s ease;
}

.universe:hover {
  transform: none;
  box-shadow: 0 12px 28px rgba(27, 48, 59, 0.2);
}

.universe__copy {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 0.45rem;
  padding: 14% 4% 2.2%;
  background: #000;
  color: #fff;
  text-align: center;
}

.universe__eyebrow {
  position: absolute;
  top: 2.2vh;
  left: 7.2%;
  font-family: var(--serif);
  font-size: calc(clamp(0.68rem, 0.9vw, 0.85rem) + 1px);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
}

.universe--beauty .universe__eyebrow {
  left: auto;
  right: 7.2%;
  color: #1b303b;
}

.universe--beauty .universe__copy {
  background: #e5eee4;
  color: #1b303b;
}

.universe__label,
.universe__tags {
  font-family: var(--serif);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.universe__label {
  font-size: clamp(0.78rem, 1.2vw, 1.05rem);
  white-space: nowrap;
}

.universe h2 {
  font-size: clamp(1.05rem, 1.85vw, 1.7rem);
  line-height: 1.2;
  font-weight: 400;
}

.universe h2 span {
  display: block;
  white-space: nowrap;
}

.universe__tags {
  margin-top: auto;
  font-size: clamp(0.62rem, 0.85vw, 0.75rem);
  white-space: nowrap;
}

.universe img {
  flex: 0 1 auto;
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: 100%;
  min-height: 0;
  aspect-ratio: 960 / 662;
  object-fit: contain;
  object-position: center center;
  transition: transform 0.3s ease;
}

.reveal.univers:not(.is-shown) .universe img {
  transform: none;
  transition: none;
}

.reveal.univers.is-shown .universe img {
  transform: none;
  transition: transform 0.3s ease;
}

.universe:hover img,
.reveal.univers.is-shown .universe:hover img {
  transform: none;
  transition: transform 0.3s ease;
}

html[lang="zh-CN"] .universe h2,
html[lang="zh-CN"] .step h3 {
  text-transform: none;
  letter-spacing: 0.08em;
}

.univers__mark {
  position: absolute;
  z-index: 3;
  left: 50%;
  top: calc(var(--header) + 1.4vh);
  width: 8.724vw;
  aspect-ratio: 1063519 / 1069848;
  object-fit: fill;
  transform: translateX(-50%);
  pointer-events: auto;
  transition: opacity 0.5s ease, transform 0.3s ease;
}

.univers__mark:hover,
.reveal.univers.is-shown .univers__mark:hover {
  transform: translateX(-50%) scale(1.05);
}

.reveal.univers:not(.is-shown) .univers__mark {
  opacity: 0;
  transform: translateX(-50%) scale(0.92);
  transition: none;
}

.reveal.univers.is-shown .univers__mark {
  opacity: 1;
  transform: translateX(-50%);
}

.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  min-height: 88vh;
  background: var(--ivory);
}

.split__copy,
.split__media {
  min-height: 28rem;
}

.split__copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--header) + 1rem) var(--pad);
}

.split__media {
  position: relative;
  display: flex;
  flex-direction: column;
}

.split__media .media-slot {
  flex: 1;
  min-height: 22rem;
}

.brand-line {
  margin-top: 1.4rem;
  color: var(--sage);
}

.serum .lede,
.science .lede,
.monaco .lede,
.philosophie .lede {
  margin-top: 1.5rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin-top: 2rem;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: transform 0.35s ease, color 0.35s ease;
}

html[lang="zh-CN"] .text-link,
html[lang="zh-CN"] .discover {
  letter-spacing: 0.12em;
  text-transform: none;
}

.text-link:hover {
  color: var(--sage);
  transform: translateY(-2px);
}

.product-name {
  padding: 0.9rem var(--pad);
  background: var(--cream);
  color: var(--sage-deep);
}

.science {
  background: var(--cream);
}

main > section {
  height: 100vh;
  height: 100dvh;
  max-width: 100%;
  overflow: hidden;
  scroll-margin-top: 0;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.poster h2,
.science__title {
  margin-top: 0.55rem;
  font-weight: 400;
  font-size: clamp(1.7rem, 2.8vw, 2.35rem);
  line-height: 1.15;
  text-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

.philosophie h2 {
  font-size: clamp(1.2rem, 2.8vw, 2.15rem);
  text-shadow: 0 8px 22px rgba(0, 0, 0, 0.35);
}

.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 2rem;
}

.pills li {
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--line);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

html[lang="zh-CN"] .pills li {
  letter-spacing: 0.08em;
  text-transform: none;
}

.chain {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  padding-top: 0;
  overflow: hidden;
  background: #fbfbf9;
}

.chain__stage {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  background: #e7eef2;
}

.chain__banner {
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: cover;
  object-position: center center;
  background: #e7eef2;
}

.chain__body {
  flex: 0 0 auto;
}

.chain__mark {
  position: absolute;
  z-index: 1;
  top: 2.15%;
  left: 1.2%;
  width: 7.99%;
  height: 19.35%;
  object-fit: fill;
}

.chain__overlay {
  position: absolute;
  inset: 0;
  color: #0e2248;
  text-align: center;
}

.chain__overlay .kicker {
  position: absolute;
  top: 3.44%;
  left: 15.94%;
  width: 27.26%;
  margin-top: 0;
  color: #17555a;
  font-family: var(--sans);
  font-size: 0.72rem;
  line-height: 1.35;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  white-space: nowrap;
}

.chain__overlay .kicker span,
.chain__overlay h2 span,
.chain__overlay p:last-child span {
  display: block;
}

.chain__overlay .kicker span {
  display: inline;
}

html[lang="zh-CN"] .chain__overlay .kicker {
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.chain__overlay h2 {
  position: absolute;
  top: 29.68%;
  left: 6.75%;
  width: 47.63%;
  margin-top: 0;
  font-size: clamp(1.35rem, 2.2vw, 1.85rem);
  line-height: 1.28;
  color: #0e2248;
}

.chain__overlay p {
  font-family: var(--serif);
}

.chain__overlay p:last-child {
  position: absolute;
  top: 56.99%;
  left: 7.125%;
  width: 47.63%;
  margin-top: 0;
  font-size: clamp(0.82rem, 1.15vw, 0.98rem);
  line-height: 1.45;
}

.chain__body {
  padding: 1.5rem 1.2%;
}

.section-intro h2 {
  max-width: 18ch;
  margin-top: 0.8rem;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 4vw, 4rem);
  font-weight: 400;
  line-height: 1;
}

.section-intro .lede {
  margin-top: 1.2rem;
}

.chain__grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 0.2rem;
}

.chain__grid li {
  position: relative;
  padding-top: 0;
  text-align: center;
  transition: transform 0.35s ease, opacity 0.5s ease;
}

.chain__grid li:hover {
  transform: translateY(-3px);
}

.chain__grid li:not(:last-child)::after {
  content: "›";
  position: absolute;
  top: clamp(0.85rem, 1.65vw, 2rem);
  right: -0.7rem;
  color: #17555a;
  font-family: var(--serif);
  font-size: 1.15rem;
  line-height: 1;
  transform: translateY(-50%);
}

.step-no {
  display: grid;
  place-items: center;
  width: clamp(2rem, 3.3vw, 3.96rem);
  aspect-ratio: 1;
  margin: 0 auto 0.45rem;
  border: 1px solid #17555a;
  border-radius: 50%;
  color: #17555a;
  font-family: var(--serif);
  font-size: 0.95rem;
  font-weight: 700;
}

.chain__grid h3 {
  margin-bottom: 0.45rem;
  font-family: var(--serif);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.35;
  text-transform: uppercase;
  white-space: pre-line;
  color: #0e2248;
}

.chain__grid p {
  color: #0e2248;
  font-family: var(--serif);
  font-size: 0.78rem;
  line-height: 1.4;
  white-space: pre-line;
}

.chain__notes {
  display: grid;
  grid-template-columns: 1fr 2.1fr 1fr;
  gap: 1rem;
  margin-top: 1.3rem;
  padding-top: 0.85rem;
  border-top: 1px solid #96b4b7;
  color: #17555a;
  font-family: var(--serif);
  font-size: 0.72rem;
  line-height: 1.45;
  letter-spacing: 0.02em;
  text-align: center;
  text-transform: none;
}

@media (min-width: 1101px) {
  .chain__mark {
    height: auto;
    aspect-ratio: 1;
    object-fit: contain;
  }

  .chain__overlay .kicker {
    top: 13.611%;
    left: 6.75%;
    width: 47.625%;
    font-size: clamp(0.9rem, 1.71875vw, 2.0625rem);
    white-space: nowrap;
  }

  .chain__overlay .kicker span {
    display: inline;
  }

  .chain__overlay h2 {
    top: max(10.35vw, calc(var(--header) + 5.5rem));
    font-size: clamp(1.35rem, 2.604vw, 3.125rem);
  }

  .chain__overlay p:last-child {
    top: 19.875vw;
    font-size: clamp(0.82rem, 1.354vw, 1.625rem);
  }

  .step-no {
    font-size: clamp(0.95rem, 1.25vw, 1.5rem);
  }

  .chain__grid h3 {
    font-size: clamp(0.72rem, 1.1458vw, 1.375rem);
    line-height: 1.2;
  }

  .chain__grid p {
    font-size: clamp(0.78rem, 1.0417vw, 1.25rem);
    line-height: 1.2;
  }
}

.poster {
  position: relative;
  display: block;
  height: 100vh;
  height: 100dvh;
  min-height: 100vh;
  min-height: 100dvh;
  max-height: 100vh;
  max-height: 100dvh;
  color: #fff;
  overflow: hidden;
}

.poster > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: cover;
  object-position: center center;
  transition: transform 0.6s ease;
}

.reveal.poster:not(.is-shown) > img,
.reveal.poster.is-shown > img,
.poster:hover > img,
.reveal.poster.is-shown:hover > img {
  transform: none;
}

.serum {
  width: 100%;
}

.serum::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("../images/page4.png") center / cover no-repeat;
  filter: blur(18px);
  transform: none;
}

.serum > img {
  object-fit: cover;
  object-position: center center;
}

.reveal.poster.serum:not(.is-shown) > img,
.reveal.poster.serum.is-shown > img,
.poster.serum:hover > img,
.reveal.poster.serum.is-shown:hover > img {
  transform: none;
}

.poster::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10, 20, 26, 0.62), rgba(10, 20, 26, 0.05) 58%);
  pointer-events: none;
}

.poster__copy {
  position: absolute;
  z-index: 1;
  top: 34%;
  left: 5vw;
  max-width: 48vw;
  margin-left: 0;
  padding: 0;
  text-shadow: 0 6px 20px rgba(0, 0, 0, 0.28);
}

.poster__top {
  position: absolute;
  z-index: 1;
  top: calc(var(--header) + 0.35rem);
  left: var(--pad);
  right: var(--pad);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: #fffdf6;
  text-shadow: 0 4px 14px rgba(0, 0, 0, 0.28);
}

.serum .poster__top {
  top: max(3.73%, calc(var(--header) + 0.15rem));
  margin-top: 16px;
  left: 0;
  right: 0;
  padding-left: 4.13%;
}

.serum .poster__top .kicker,
.serum .poster__top .brand-line {
  flex: none;
  font-size: clamp(0.85rem, 2.08vw, 1.9rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.serum .poster__top .kicker {
  font-family: var(--serif);
  text-transform: uppercase;
}

html[lang="en"] .serum .poster__top .kicker {
  white-space: nowrap;
}

html[lang="zh-CN"] .serum .poster__top .kicker {
  letter-spacing: 0.02em;
}

.serum .poster__top .brand-line {
  position: absolute;
  right: 4.13%;
  top: 0;
  margin-top: 0;
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.2;
  text-align: right;
}

.serum .poster__copy {
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  max-width: none;
}

.serum h2,
.serum .lede,
.serum .text-link,
.serum .product-name {
  position: absolute;
  left: 5.25vw;
  margin-top: 0;
}

.serum h2 {
  top: 25.5%;
  font-size: clamp(1.8rem, 4.38vw, 4.2rem);
  line-height: 1.05;
}

.serum .lede {
  top: 50%;
  max-width: 39.4vw;
  color: #fffdf6;
  font-weight: 700;
  font-size: clamp(0.95rem, 1.98vw, 1.7rem);
  line-height: 1.35;
}

.serum .lede span {
  display: block;
}

.serum .text-link {
  top: 71.3%;
  font-weight: 700;
  font-size: clamp(0.85rem, 1.88vw, 1.7rem);
  letter-spacing: 0.04em;
}

.serum .product-name {
  top: 77.1%;
  font-size: clamp(0.78rem, 1.56vw, 1.45rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: none;
}

.science > img {
  object-position: center center;
}

.science__brand {
  position: absolute;
  z-index: 1;
  top: 12.1%;
  left: 34.1%;
  color: #f8f6f0;
  font-family: var(--sans);
  font-weight: 400;
  font-size: clamp(0.9rem, 2.08vw, 1.9rem);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  white-space: nowrap;
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}

.science .poster__copy {
  top: 20.5%;
  left: 4.65vw;
  max-width: 48vw;
}

.science h2 {
  font-size: clamp(1.6rem, 3.75vw, 3.4rem);
  line-height: 1.05;
}

.science .lede {
  max-width: 46vw;
  margin-top: 8vh;
  font-family: var(--serif);
  font-size: clamp(1rem, 2.19vw, 1.65rem);
  line-height: 1.35;
  color: #f8f6f0;
}

.science__place {
  position: absolute;
  z-index: 1;
  top: 56.6%;
  left: 4.65vw;
  margin: 0;
  color: #f8f6f0;
  font-family: var(--serif);
  font-size: clamp(0.78rem, 1.56vw, 1.45rem);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  white-space: nowrap;
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}

html[lang="zh-CN"] .science__place {
  letter-spacing: 0.08em;
  text-transform: none;
}

.science .pills {
  position: absolute;
  z-index: 1;
  left: 4.65vw;
  top: 90%;
  bottom: auto;
  gap: 2rem;
  margin-top: 0;
}

.science .pills li {
  border: 0;
  padding: 0;
  font-family: var(--serif);
  font-size: clamp(0.75rem, 1.46vw, 1.05rem);
  color: #f8f6f0;
  letter-spacing: 0.08em;
  text-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
}

@media (min-width: 961px) {
  .science .poster__copy {
    inset: 0;
    max-width: none;
    margin: 0;
  }

  .science__brand {
    top: 12.089%;
    left: 34.063%;
    width: 47.671%;
    font-size: clamp(0.9rem, 2.0833vw, 2.5rem);
  }

  .science h2 {
    position: absolute;
    top: 20.457%;
    left: 4.65%;
    width: 46.5%;
    margin-top: 0;
    font-size: clamp(1.6rem, 3.75vw, 4.5rem);
    line-height: 1.2;
  }

  .science .lede {
    position: absolute;
    top: 40.513%;
    left: 4.65%;
    width: 45.75%;
    max-width: none;
    margin-top: 0;
    font-size: clamp(1rem, 2.1875vw, 2.625rem);
    line-height: 1.2;
  }

  .science .lede span {
    display: block;
  }

  .science__place {
    top: 56.613%;
    left: 4.65%;
    width: 44.65%;
    font-size: clamp(0.78rem, 1.5625vw, 1.875rem);
  }

  .science .pills {
    top: 89.983%;
    left: 4.65%;
    width: 45%;
  }

  .science .pills li {
    font-size: clamp(0.75rem, 1.4583vw, 1.75rem);
  }

  .site-header.is-science {
    color: #f8f6f0;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.45);
  }

  .site-header.is-science .site-nav a:hover,
  .site-header.is-science .site-nav a.is-current {
    color: #f8f6f0;
  }

  .site-header.is-science .lang-switch {
    color: #f8f6f0;
  }

  .site-header.is-science .lang-switch button {
    color: rgba(248, 246, 240, 0.65);
  }

  .site-header.is-science .lang-switch button:hover,
  .site-header.is-science .lang-switch button.is-active {
    color: #f8f6f0;
  }
}

.monaco .poster__copy {
  top: 15%;
  left: 4.9vw;
  max-width: 48vw;
}

.monaco .kicker {
  font-family: var(--sans);
  font-size: clamp(0.75rem, 1.46vw, 1.05rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

html[lang="zh-CN"] .monaco .kicker {
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.monaco h2 {
  margin-top: 2vh;
  font-size: clamp(1.55rem, 3.23vw, 2.9rem);
  line-height: 1.12;
}

.monaco .lede {
  max-width: 44vw;
  margin-top: 1.1rem;
  font-family: var(--serif);
  font-size: clamp(0.9rem, 1.67vw, 1.2rem);
  line-height: 1.45;
  color: #fff;
}

.monaco .tags {
  margin-top: 1.5rem;
  font-family: var(--sans);
  font-size: clamp(0.65rem, 1.15vw, 0.82rem);
  letter-spacing: 0.14em;
}

.monaco__video {
  position: absolute;
  z-index: 2;
  right: 4.5vw;
  bottom: 9vh;
  width: min(36vw, 32rem);
  margin: 0;
}

.monaco__video video {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  background: #010515;
  box-shadow: 0 18px 40px rgba(1, 5, 21, 0.35);
}

.monaco__video-fallback {
  margin: 0;
  padding: 1.1rem 1.25rem;
  color: #fffdf6;
  font-family: var(--serif);
  font-size: clamp(0.9rem, 1.4vw, 1.05rem);
  line-height: 1.45;
  background: rgba(1, 5, 21, 0.72);
}

.monaco__video.is-unavailable video {
  display: none;
}

@media (min-width: 961px) {
  .monaco .poster__copy {
    inset: 0;
    max-width: none;
    margin: 0;
  }

  .monaco .kicker {
    position: absolute;
    top: calc(var(--header) + 0.45rem);
    left: 29%;
    width: auto;
    max-width: 42%;
    font-size: clamp(0.75rem, 1.6667vw, 2rem);
    white-space: nowrap;
  }

  .monaco h2 {
    position: absolute;
    top: calc(23% + 100px);
    left: 4.875%;
    width: 46.5%;
    margin-top: 0;
    font-size: clamp(1.55rem, 3.2292vw, 3.875rem);
    line-height: 1.2;
  }

  .monaco .lede {
    position: absolute;
    top: calc(43% + 100px);
    left: 5.025%;
    width: 43.875%;
    max-width: none;
    margin-top: 0;
    font-size: clamp(0.9rem, 1.6667vw, 2rem);
    line-height: 1.2;
  }

  .monaco .tags {
    position: absolute;
    top: calc(58% + 100px);
    left: 5.025%;
    width: 41.25%;
    margin-top: 0;
    font-size: clamp(0.65rem, 1.25vw, 1.5rem);
  }

  .monaco__video {
    right: 2.5vw;
    bottom: 4vh;
    bottom: 4dvh;
  }

}

.poster .lede,
.poster .tags,
.poster .brand-line,
.poster .product-name {
  color: rgba(255, 255, 255, 0.88);
}

.poster .product-name {
  margin-top: 1.2rem;
  padding: 0;
  background: none;
}

.serum .product-name {
  margin-top: 0;
  color: #fffdf6;
}

.poster .pills li {
  border-color: rgba(255, 255, 255, 0.45);
}

.philosophie::after {
  background: linear-gradient(90deg, rgba(12, 22, 28, 0.38), rgba(12, 22, 28, 0) 52%);
}

.serum::after {
  background: linear-gradient(90deg, rgba(10, 20, 26, 0.62), rgba(10, 20, 26, 0.05) 58%);
}

.science::after {
  background: linear-gradient(90deg, rgba(10, 20, 26, 0.62), rgba(10, 20, 26, 0.05) 58%);
}

.monaco::after {
  background: linear-gradient(90deg, rgba(10, 20, 26, 0.62), rgba(10, 20, 26, 0.05) 58%);
}

.retreat::before {
  content: none;
}

.retreat__copy {
  z-index: 2;
}

.philosophie .poster__copy {
  top: 33%;
  left: 5.4vw;
  max-width: 58vw;
  color: #fafaf4;
}

.philosophie .kicker {
  font-family: var(--serif);
  font-size: clamp(1.35rem, 3.1vw, 2.4rem);
  letter-spacing: 0.04em;
  color: #fafaf4;
}

.philosophie .lede {
  margin-top: 6vh;
  max-width: 46vw;
  color: #fafaf4;
  font-family: var(--serif);
  font-size: clamp(0.9rem, 1.56vw, 1.15rem);
  line-height: 1.45;
}

.philosophie .lede span {
  display: block;
}

.philosophie__mark {
  position: absolute;
  z-index: 1;
  right: 4.9%;
  bottom: 6.13%;
  width: 6.31%;
}

.philosophie__mark img {
  width: 100%;
  height: auto;
}

@media (min-width: 961px) {
  .philosophie .poster__copy {
    inset: 0;
    max-width: none;
    margin: 0;
  }

  .philosophie .kicker {
    position: absolute;
    top: 33.333%;
    left: 5.4%;
    width: 58.5%;
    margin-top: 0;
    font-size: clamp(1.35rem, 3.125vw, 3.75rem);
    line-height: 1.2;
  }

  .philosophie h2 {
    position: absolute;
    top: 43.2%;
    left: 5.475%;
    width: 57.75%;
    margin-top: 0;
    font-size: clamp(1.2rem, 2.8125vw, 3.375rem);
    line-height: 1.2;
  }

  .philosophie .lede {
    position: absolute;
    top: 73.067%;
    left: 5.625%;
    width: 58.5%;
    max-width: none;
    margin-top: 0;
    font-size: clamp(0.9rem, 1.5625vw, 1.875rem);
    line-height: 1.2;
  }

  .site-header.is-philosophie {
    color: #fafaf4;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.45);
  }

  .site-header.is-philosophie .site-nav a:hover,
  .site-header.is-philosophie .site-nav a.is-current {
    color: #fafaf4;
  }

  .site-header.is-philosophie .lang-switch {
    color: #fafaf4;
  }

  .site-header.is-philosophie .lang-switch button {
    color: rgba(250, 250, 244, 0.65);
  }

  .site-header.is-philosophie .lang-switch button:hover,
  .site-header.is-philosophie .lang-switch button.is-active {
    color: #fafaf4;
  }
}

/* DAO Shangri La board: black text panel on the left third, full-height
   photo on the right two-thirds. Copy is absolutely positioned to mirror
   the PPT layout (percentages of the 16:9 slide). */
.retreat {
  position: relative;
  height: 100vh;
  height: 100dvh;
  min-height: 100vh;
  min-height: 100dvh;
  max-height: 100vh;
  max-height: 100dvh;
  overflow: hidden;
  background: #000;
  color: #f8f8f8;
}

.retreat__media {
  position: absolute;
  top: 0;
  right: 0;
  width: 66.25%;
  max-width: 100%;
  height: 100%;
}

.retreat__photo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  transition: transform 0.5s ease;
}

.retreat__mark {
  position: absolute;
  z-index: 2;
  top: var(--header);
  right: 7.5%;
  width: 8%;
  height: auto;
  pointer-events: none;
}

.retreat__copy {
  position: absolute;
  inset: 0;
}

.retreat__eyebrow,
.retreat__title,
.retreat__lead,
.retreat__sub,
.retreat__text,
.retreat__tags,
.retreat__stay,
.retreat__foot {
  position: absolute;
  left: 2.85vw;
  width: 30.4vw;
  margin: 0;
}

.retreat__eyebrow {
  top: 4.4%;
  font-family: var(--serif);
  font-size: clamp(0.75rem, 1.46vw, 1.25rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.retreat__title {
  top: 11.3%;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.5rem, 2.92vw, 2.6rem);
  font-weight: 400;
  line-height: 1.1;
  white-space: nowrap;
  letter-spacing: normal;
  text-transform: uppercase;
}

.retreat__lead,
.retreat__sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1rem, 2.08vw, 1.85rem);
  line-height: 1.28;
}

.retreat__lead {
  top: calc(19.6% + 50px);
}

.retreat__sub {
  top: calc(31% + 50px);
  color: #d8e0e9;
}

.retreat__lead span,
.retreat__sub span {
  display: block;
}

.retreat__text {
  top: calc(44.6% + 50px);
  font-family: var(--serif);
  font-size: clamp(0.8rem, 1.46vw, 1.25rem);
  line-height: 1.45;
}

.retreat__tags {
  top: 65.6%;
  font-size: calc(clamp(0.62rem, 1.09vw, 0.95rem) + 2px);
  line-height: 2.6;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.retreat__tags span {
  display: block;
  white-space: nowrap;
}

.retreat__stay {
  top: 82.9%;
  font-size: calc(clamp(0.68rem, 1.25vw, 1.1rem) + 2px);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.retreat__foot {
  top: 88.7%;
  font-family: var(--serif);
  font-size: calc(clamp(0.62rem, 1.15vw, 1rem) + 2px);
  line-height: 1.5;
}

.retreat__foot span {
  display: block;
}

html[lang="zh-CN"] .retreat__eyebrow,
html[lang="zh-CN"] .retreat__tags,
html[lang="zh-CN"] .retreat__stay {
  letter-spacing: 0.1em;
  text-transform: none;
}

/* Chinese copy is denser and wraps differently than the PPT French
   lockup. Keep it inside the left black panel with a flowing column;
   narrower desktop layouts use the same approach for EN/FR below. */
html[lang="zh-CN"] .retreat__copy {
  position: relative;
  inset: auto;
  width: 33.75%;
  min-width: 0;
  min-height: 0;
  padding: 4.2vh calc(1.6vw + 16px) 4.8vh 2.6vw;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.45rem;
  overflow: visible;
}

html[lang="zh-CN"] .retreat__eyebrow,
html[lang="zh-CN"] .retreat__title,
html[lang="zh-CN"] .retreat__lead,
html[lang="zh-CN"] .retreat__sub,
html[lang="zh-CN"] .retreat__text,
html[lang="zh-CN"] .retreat__tags,
html[lang="zh-CN"] .retreat__stay,
html[lang="zh-CN"] .retreat__foot {
  position: static;
  left: auto;
  top: auto;
  width: auto;
  max-width: 100%;
  white-space: normal;
  overflow-wrap: break-word;
}

html[lang="zh-CN"] .retreat__title {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.5rem, 2.92vw, 2.6rem);
  font-weight: 400;
  white-space: nowrap;
  letter-spacing: normal;
  text-transform: uppercase;
}

html[lang="zh-CN"] .retreat__lead,
html[lang="zh-CN"] .retreat__sub {
  font-size: clamp(0.95rem, 1.7vw, 1.45rem);
}

html[lang="zh-CN"] .retreat__text {
  font-size: clamp(0.78rem, 1.25vw, 1.05rem);
  line-height: 1.5;
}

html[lang="zh-CN"] .retreat__tags {
  line-height: 1.7;
}

html[lang="zh-CN"] .retreat__tags span {
  white-space: normal;
}

html[lang="zh-CN"] .retreat__stay,
html[lang="zh-CN"] .retreat__foot {
  font-size: calc(clamp(0.68rem, 1.05vw, 0.92rem) + 2px);
}

@media (min-width: 1601px) {
  html[lang="zh-CN"] .retreat__copy {
    display: block;
    padding: 0;
    gap: 0;
    justify-content: normal;
    overflow: visible;
    width: auto;
  }

  html[lang="zh-CN"] .retreat__eyebrow,
  html[lang="zh-CN"] .retreat__title,
  html[lang="zh-CN"] .retreat__lead,
  html[lang="zh-CN"] .retreat__sub,
  html[lang="zh-CN"] .retreat__text,
  html[lang="zh-CN"] .retreat__tags,
  html[lang="zh-CN"] .retreat__stay,
  html[lang="zh-CN"] .retreat__foot {
    position: absolute;
    left: 8.44%;
    width: 90.07%;
    max-width: none;
  }

  html[lang="zh-CN"] .retreat__eyebrow {
    top: 4.4%;
  }

  html[lang="zh-CN"] .retreat__title {
    top: 11.3%;
    white-space: nowrap;
  }

  html[lang="zh-CN"] .retreat__lead {
    top: calc(19.6% + 50px);
  }

  html[lang="zh-CN"] .retreat__sub {
    top: calc(31% + 50px);
  }

  html[lang="zh-CN"] .retreat__text {
    top: calc(44.6% + 50px);
    white-space: normal;
  }

  html[lang="zh-CN"] .retreat__tags {
    top: 65.6%;
  }

  html[lang="zh-CN"] .retreat__stay {
    top: 82.9%;
  }

  html[lang="zh-CN"] .retreat__foot {
    top: 88.7%;
  }
}

@media (min-width: 961px) {
  .retreat {
    display: flex;
    height: 100vh;
    height: 100dvh;
  }

  .retreat__copy,
  html[lang="zh-CN"] .retreat__copy {
    position: relative;
    inset: auto;
    flex: 1 1 0;
    order: 0;
    width: auto;
    min-width: 0;
    min-height: 0;
  }

  .retreat__media {
    position: relative;
    inset: auto;
    flex: 0 1 auto;
    order: 2;
    align-self: center;
    width: min(66.25%, calc(100vh * 1154 / 980));
    width: min(66.25%, calc(100dvh * 1154 / 980));
    height: auto;
    max-height: 100%;
    aspect-ratio: 1154 / 980;
    min-height: 0;
  }

  .retreat__photo {
    position: relative;
    inset: auto;
    width: 100%;
    max-width: none;
    height: 100%;
    min-height: 0;
    object-fit: contain;
  }

  .retreat__copy > .retreat__eyebrow,
  .retreat__copy > .retreat__title,
  .retreat__copy > .retreat__lead,
  .retreat__copy > .retreat__sub,
  .retreat__copy > .retreat__text,
  .retreat__copy > .retreat__tags,
  .retreat__copy > .retreat__stay,
  .retreat__copy > .retreat__foot {
    left: 8.44%;
    width: 90.07%;
  }
}

@media (min-width: 961px) and (max-width: 1600px) {
  .retreat__copy,
  html[lang="zh-CN"] .retreat__copy {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 0.3rem;
    box-sizing: border-box;
    padding: calc(var(--header) + 0.35rem) 4% 1rem 8.44%;
  }

  .retreat__copy > .retreat__eyebrow,
  .retreat__copy > .retreat__title,
  .retreat__copy > .retreat__lead,
  .retreat__copy > .retreat__sub,
  .retreat__copy > .retreat__text,
  .retreat__copy > .retreat__tags,
  .retreat__copy > .retreat__stay,
  .retreat__copy > .retreat__foot {
    position: static;
    top: auto;
    left: auto;
    width: auto;
    max-width: 100%;
    white-space: normal;
    overflow-wrap: break-word;
  }

  .retreat__eyebrow {
    font-size: clamp(0.68rem, 1.1vw, 0.9rem);
  }

  .retreat__title,
  html[lang="zh-CN"] .retreat__title {
    font-size: clamp(1.35rem, 2.2vw, 2rem);
  }

  .retreat__lead,
  .retreat__sub {
    font-size: clamp(0.95rem, 1.45vw, 1.35rem);
  }

  .retreat__text {
    font-size: clamp(0.78rem, 1.05vw, 0.95rem);
    line-height: 1.4;
  }

  .retreat__tags {
    font-size: calc(clamp(0.62rem, 0.9vw, 0.78rem) + 2px);
    line-height: 1.5;
  }

  .retreat__tags span {
    white-space: normal;
  }

  .retreat__stay,
  .retreat__foot {
    font-size: calc(clamp(0.62rem, 0.9vw, 0.78rem) + 2px);
  }

  .retreat__foot {
    line-height: 1.4;
  }
}

.reveal.retreat:not(.is-shown) .retreat__photo {
  transform: none;
  transition: none;
}

.reveal.retreat.is-shown .retreat__photo {
  transform: none;
  transition: transform 0.6s ease;
}

.retreat:hover .retreat__photo,
.reveal.retreat.is-shown:hover .retreat__photo {
  transform: none;
}

.contact {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  height: 100dvh;
  min-height: 100vh;
  min-height: 100dvh;
  max-height: 100vh;
  max-height: 100dvh;
  padding: 7vh 6vw 5vh;
  overflow: hidden;
  background: #010515;
  color: #f8f8f7;
  text-align: center;
}

.contact__logo {
  width: min(79vw, 62rem);
  height: auto;
  margin: 0;
}

.contact__rule {
  width: 12.7vw;
  min-width: 3.2rem;
  max-width: 6.5rem;
  height: 1px;
  margin: 0.35rem 0 0.7rem;
  background: #5f6f7d;
}

.contact__kicker {
  font-family: var(--sans);
  font-size: clamp(0.68rem, 1.17vw, 0.82rem);
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #d3dde2;
}

html[lang="zh-CN"] .contact__kicker,
html[lang="zh-CN"] .contact__places {
  letter-spacing: 0.08em;
  text-transform: none;
}

.contact__email,
.contact__web {
  font-family: var(--serif);
  text-transform: none;
  letter-spacing: 0;
  white-space: nowrap;
  transition: transform 0.35s ease, color 0.35s ease;
}

.contact__email {
  margin-top: 0.45rem;
  font-size: clamp(0.92rem, 2.8vw, 2.05rem);
  color: #f8f8f7;
}

.contact__web {
  margin-top: 0.2rem;
  font-size: clamp(0.82rem, 1.82vw, 1.28rem);
  color: #dae1e6;
}

.contact__email:hover,
.contact__web:hover {
  color: #fff;
  transform: translateY(-2px);
}

.contact__place {
  margin-top: 1.15rem;
  font-family: var(--serif);
  font-size: clamp(0.85rem, 1.5vw, 1.1rem);
  color: #e7eaeb;
}

.contact__street {
  margin-top: 0.28rem;
  font-family: var(--sans);
  font-size: clamp(0.72rem, 1.35vw, 0.92rem);
  color: #b8c6cf;
}

.contact__places {
  margin-top: 1.45rem;
  font-family: var(--sans);
  font-size: clamp(0.58rem, 1.04vw, 0.72rem);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #a7b6c2;
  white-space: nowrap;
}

.field {
  display: block;
  margin-bottom: 1.15rem;
}

.field span {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

html[lang="zh-CN"] .field span {
  letter-spacing: 0.08em;
  text-transform: none;
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.7rem 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-bottom-color: var(--teal);
}

.send {
  margin-top: 0.4rem;
  padding: 0.85rem 1.8rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--ivory);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
}

html[lang="zh-CN"] .send {
  letter-spacing: 0.12em;
  text-transform: none;
}

.send:hover {
  background: var(--teal);
  border-color: var(--teal);
}

.form-note {
  margin-top: 0.9rem;
  color: var(--sage-deep);
  font-size: 0.85rem;
}

.noscript {
  padding: 1rem var(--pad);
}

@media (min-width: 961px) {
  .univers {
    height: 100vh;
    height: 100dvh;
    min-height: 0;
  }

  .univers__grid {
    width: 100%;
    height: 100%;
    min-height: 0;
    aspect-ratio: auto;
  }

  .universe {
    height: 100%;
    min-height: 0;
  }

  .universe__copy {
    position: relative;
    inset: auto;
    flex: 1 1 auto;
    height: auto;
    min-height: 0;
    padding: 0 4%;
  }

  .universe__eyebrow {
    top: 0;
    font-size: clamp(0.68rem, 1vw, 1rem);
  }

  .universe__label {
    position: absolute;
    top: min(24%, calc(5.7vw - var(--header)));
    font-size: clamp(0.78rem, 1.667vw, 2rem);
  }

  .universe h2 {
    position: absolute;
    top: min(45.1%, calc(8.625vw - var(--header)));
    width: 90%;
    font-size: clamp(1.05rem, 2.604vw, 3.125rem);
  }

  .universe__tags {
    position: absolute;
    top: min(85.1%, calc(16.275vw - var(--header)));
    margin-top: 0;
    font-size: clamp(0.62rem, 1.146vw, 1.375rem);
  }

  .universe img {
    position: relative;
    top: auto;
    left: auto;
    height: auto;
  }

  .universe::after {
    content: "";
    position: absolute;
    top: auto;
    right: 0;
    bottom: 0;
    left: 0;
    height: auto;
    aspect-ratio: 960 / 662;
    background: url("../images/page2-left.jpg") center / contain no-repeat;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
  }

  .universe--beauty::after {
    background-image: url("../images/page2-right.jpg");
  }

  .universe:hover::after {
    opacity: 1;
    transform: none;
  }

  .univers__mark {
    top: calc(var(--header) + 1.4vh);
    transform: translateX(-50%);
  }

  .reveal.univers:not(.is-shown) .univers__mark {
    transform: translateX(-50%) scale(0.92);
  }

  .reveal.univers.is-shown .univers__mark {
    transform: translateX(-50%);
  }
}

@media (min-width: 1601px) and (max-height: 999px) {
  .universe__label {
    font-size: clamp(0.78rem, 1.2vw, 1.05rem);
  }

  .universe h2 {
    font-size: clamp(1.05rem, 1.85vw, 1.7rem);
  }

  .universe__tags {
    font-size: clamp(0.62rem, 0.85vw, 0.75rem);
  }
}

@media (min-width: 961px) and (max-width: 1600px) {
  .universe__label {
    top: 23%;
  }

  .universe h2 {
    top: 42.5%;
  }

  .universe__tags {
    top: 85.1%;
  }
}

@media (max-width: 1100px) {
  .chain__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .chain__grid li:not(:last-child)::after {
    content: none;
  }
}

@media (max-width: 960px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    z-index: 1;
    inset: 0;
    left: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.6rem;
    background: var(--cream);
    transform: none;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
  }

  .site-header.is-open .site-nav {
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a {
    font-size: 1rem;
  }

  .hero__content {
    padding-top: 36vh;
    padding-left: var(--pad);
  }

  .hero__title {
    font-size: clamp(0.92rem, 4.5vw, 1.35rem);
  }

  .serum > img {
    object-fit: cover;
    object-position: center center;
  }

  .serum .poster__top {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
    left: var(--pad);
    right: var(--pad);
    padding-left: 0;
  }

  .serum .poster__top .brand-line {
    position: static;
    align-self: flex-end;
    text-align: right;
  }

  .hero__tagline {
    font-size: clamp(1.05rem, 4.4vw, 1.4rem);
  }

  .retreat {
    display: flex;
    flex-direction: column;
    height: 100vh;
    height: 100dvh;
    min-height: 0;
    max-height: 100vh;
    max-height: 100dvh;
  }

  .retreat__copy,
  html[lang="zh-CN"] .retreat__copy {
    position: static;
    left: auto;
    width: auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 1.05rem;
    padding: 2.4rem var(--pad) 3rem;
  }

  .retreat__eyebrow,
  .retreat__title,
  .retreat__lead,
  .retreat__sub,
  .retreat__text,
  .retreat__tags,
  .retreat__stay,
  .retreat__foot {
    position: static;
    width: auto;
  }

  .retreat__title,
  html[lang="zh-CN"] .retreat__title {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
  }

  .retreat__lead,
  .retreat__sub {
    font-size: clamp(1.05rem, 4.6vw, 1.4rem);
  }

  .retreat__text {
    font-size: clamp(0.9rem, 3.9vw, 1.05rem);
  }

  .retreat__tags {
    font-size: calc(clamp(0.66rem, 3vw, 0.8rem) + 2px);
    line-height: 2;
  }

  .retreat__tags span {
    white-space: normal;
  }

  .contact__email {
    font-size: clamp(0.78rem, 4.1vw, 1.35rem);
  }

  .contact__web {
    font-size: clamp(0.7rem, 3.3vw, 1.05rem);
  }

  .contact__places {
    letter-spacing: 0.1em;
    font-size: clamp(0.52rem, 2.5vw, 0.7rem);
  }

  .serum h2 {
    font-size: clamp(2rem, 8vw, 2.8rem);
  }

  .science__brand {
    left: var(--pad);
    top: calc(var(--header) + 0.6rem);
    font-size: clamp(0.72rem, 3.6vw, 1.05rem);
  }

  .science__place {
    left: var(--pad);
    top: 62%;
    font-size: clamp(0.7rem, 3.2vw, 0.95rem);
  }

  .science .poster__copy,
  .monaco .poster__copy,
  .philosophie .poster__copy {
    top: 28%;
  }

  .monaco .poster__copy {
    top: calc(var(--header) + 0.85rem);
  }

  .monaco__video {
    right: var(--pad);
    left: var(--pad);
    bottom: 1.1rem;
    width: auto;
  }

  .monaco__video video {
    max-height: 30vh;
    object-fit: contain;
  }

  .chain__overlay {
    inset: 0;
    width: 100%;
  }

  .chain__overlay .kicker {
    top: 4%;
    left: 18%;
    width: 36%;
  }

  .chain__overlay h2 {
    top: 30%;
    left: 6%;
    width: 70%;
  }

  .chain__overlay p:last-child {
    top: 68%;
    left: 6%;
    width: 70%;
    line-height: 1.25;
  }

  .chain__grid li:not(:last-child)::after {
    content: none;
  }

  .univers__grid,
  .split,
  .chain__notes {
    grid-template-columns: 1fr;
  }

  .univers {
    height: 100vh;
    height: 100dvh;
    min-height: 0;
    max-height: 100vh;
    max-height: 100dvh;
  }

  .univers__grid {
    height: 100%;
    min-height: 0;
    grid-template-rows: 1fr 1fr;
  }

  .universe {
    height: 100%;
    min-height: 0;
  }

  .universe__copy {
    flex: 0 1 auto;
    padding: 1.1rem 1.1rem 0.35rem;
  }

  .universe__eyebrow {
    position: static;
  }

  .universe img {
    flex: 1 1 auto;
    min-height: 0;
    width: 100%;
    max-width: 100%;
    height: auto;
    max-height: 100%;
    object-fit: contain;
  }

  .poster__copy,
  .philosophie .poster__copy,
  .science .poster__copy,
  .monaco .poster__copy {
    left: var(--pad);
    max-width: none;
    margin-right: var(--pad);
  }

  .serum h2,
  .serum .lede,
  .serum .text-link,
  .serum .product-name {
    left: var(--pad);
  }

  .serum .lede {
    max-width: none;
  }

  .science .lede,
  .monaco .lede,
  .philosophie .lede {
    max-width: 36rem;
  }

  .retreat__media {
    position: relative;
    width: 100%;
    max-width: 100%;
    height: auto;
    order: -1;
  }

  .retreat__photo {
    position: relative;
    width: 100%;
    max-width: 100%;
    height: auto;
    max-height: 46vh;
    max-height: 46dvh;
    min-height: 0;
    object-fit: contain;
  }

  .split__copy {
    padding-top: 4.5rem;
    padding-bottom: 2.5rem;
  }

  .monaco .split__media,
  .philosophie .split__media {
    order: 2;
  }

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

  .univers__mark {
    display: none;
  }
}

/* Staggered children entrance. Hidden state only applies once main.js has
   added .js-stagger (guarded by IntersectionObserver support), so content
   is never invisible without JS. Entrance delays are set inline by JS and
   cleared afterwards, keeping hover transitions instant. */
@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.js-stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.js-stagger > .contact__logo {
  transform: translateY(16px) scale(0.97);
}

.reveal.hero:not(.is-shown) .hero__rule {
  width: 0;
  min-width: 0;
}

.reveal.hero.is-shown .hero__rule {
  transition: width 0.55s ease 0.12s, opacity 0.5s ease, transform 0.5s ease;
}

.reveal.hero:not(.is-shown) .hero__tagline span {
  opacity: 0;
  transform: translateY(10px);
}

.reveal.hero.is-shown .hero__tagline span {
  opacity: 1;
  transform: none;
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.hero.is-shown .hero__tagline span + span {
  transition-delay: 0.14s;
}

.reveal:not(.is-shown) .step-no {
  opacity: 0;
  transform: scale(0.7);
}

.reveal.is-shown .step-no {
  opacity: 1;
  transform: none;
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.is-shown.js-stagger > *,
.is-shown .js-stagger > * {
  opacity: 1;
  transform: none;
}

body.lang-fading {
  opacity: 0;
  transition: opacity 0.25s ease;
}

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.is-shown {
  opacity: 1;
  transform: none;
}

/* ---------- Dynamic effects ---------- */

/* Thin reading-progress bar pinned to the top of the viewport. Width is
   driven from main.js via transform so it stays off the layout path. */
.scroll-progress {
  position: fixed;
  z-index: 30;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--sage), var(--teal));
  transform: scaleX(0);
  transform-origin: left center;
  pointer-events: none;
}

/* Scroll-linked parallax: main.js nudges --py on each full-bleed image.
   object-position pans the photo inside its frame, so no gaps ever show
   and the entrance/hover zooms stay untouched. */
.hero > img {
  object-position: center center;
  transition: transform 0.6s ease;
}

.poster > img {
  object-position: center center;
  transition: transform 0.6s ease;
}

.science > img {
  object-position: center center;
}

.retreat img {
  object-position: center center;
  transition: transform 0.5s ease;
}

/* Hero title glides from wide tracking to its resting spacing. */
.reveal.hero .hero__title {
  transition: opacity 0.5s ease, transform 0.5s ease,
    letter-spacing 1.2s cubic-bezier(0.22, 0.61, 0.36, 1) 0.15s;
}

.reveal.hero:not(.is-shown) .hero__title {
  letter-spacing: 0.22em;
}

/* Animated scroll cue at the bottom of the hero. */
.hero__cue {
  position: absolute;
  z-index: 2;
  left: 50%;
  bottom: 4.5%;
  width: 1px;
  height: 3.6rem;
  margin-left: -0.5px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.28);
  opacity: 0;
  transition: opacity 0.9s ease 1s;
}

html.is-ready .hero__cue {
  opacity: 1;
}

.hero__cue::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 38%;
  background: #fff;
  animation: cue-drop 1.9s cubic-bezier(0.6, 0.05, 0.35, 1) infinite;
}

@keyframes cue-drop {
  0% {
    transform: translateY(-110%);
  }
  70%,
  100% {
    transform: translateY(310%);
  }
}

/* Header logo tilts on hover. */
.wordmark img {
  transition: transform 0.6s ease;
}

.wordmark:hover img {
  transform: rotate(10deg) scale(1.08);
}

/* Call-to-action link: arrow slides, underline draws in. */
.text-link {
  position: relative;
}

.text-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.45s ease;
}

.text-link:hover::after {
  transform: scaleX(1);
}

.text-link span[aria-hidden] {
  display: inline-block;
  transition: transform 0.35s ease;
}

.text-link:hover span[aria-hidden] {
  transform: translateX(0.5rem);
}

/* Contact links get the same drawn underline. */
.contact__email,
.contact__web {
  position: relative;
}

.contact__email::after,
.contact__web::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -3px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.45s ease;
}

.contact__email:hover::after,
.contact__web:hover::after {
  transform: scaleX(1);
}

/* Science pills lift and light up. */
.pills li {
  transition: transform 0.35s ease, background-color 0.35s ease, border-color 0.35s ease;
}

.pills li:hover {
  transform: translateY(-3px);
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.85);
}

/* Production-chain steps: number pops and title shifts colour. */
.step-no {
  transition: transform 0.35s ease, color 0.35s ease;
}

.chain__grid h3 {
  transition: color 0.35s ease;
}

.chain__grid li:hover .step-no {
  transform: scale(1.2);
}

.chain__grid li:hover h3 {
  color: var(--teal);
}

.hero::before,
.philosophie::before,
.science::before,
.monaco::before,
.chain__stage::before {
  content: "";
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  filter: blur(18px);
  transform: none;
  pointer-events: none;
}

.hero::before {
  background-image: url("../images/page1.jpg");
}

.philosophie::before {
  background-image: url("../images/page3.jpg");
}

.science::before {
  background-image: url("../images/page5.jpg");
}

.monaco::before {
  background-image: url("../images/page7.jpg");
}

.chain__stage {
  overflow: hidden;
}

.chain__stage::before {
  background-image: url("../images/page6.jpg");
}

.hero > img,
.poster > img {
  max-width: none;
  max-height: none;
  object-fit: cover;
  object-position: center center;
  transform: none;
}

.retreat img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  object-position: center center;
  transform: none;
}

.chain__banner {
  max-width: none;
  max-height: none;
  object-fit: cover;
  object-position: center center;
  transform: none;
}

.chain__banner {
  position: relative;
  aspect-ratio: auto;
}

.poster:hover > img,
.reveal.poster.is-shown:hover > img {
  transform: none;
}

@media (min-width: 961px) {
  .hero,
  .poster,
  .univers,
  .chain,
  .retreat,
  .contact {
    height: 100vh;
    height: 100dvh;
    min-height: 0;
    max-height: 100vh;
    max-height: 100dvh;
  }

  .hero::before,
  .philosophie::before,
  .serum::before,
  .science::before,
  .monaco::before,
  .chain__stage::before {
    display: none;
  }

  .chain {
    display: flex;
    flex-direction: column;
  }

  .chain__stage {
    flex: 1 1 auto;
    min-height: 0;
  }

  .chain__body {
    flex: 0 0 auto;
  }

  .chain__banner {
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
    object-fit: cover;
    aspect-ratio: auto;
  }

  .retreat .retreat__media {
    max-width: 66.25%;
  }
}

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

  body,
  html.is-ready body,
  .reveal,
  .js-stagger > *,
  .universe,
  .universe img,
  .poster > img,
  .retreat img,
  .text-link,
  .contact__email,
  .lang-switch button,
  .site-nav,
  .site-header,
  .site-nav a::after,
  .chain__grid li {
    transition: none;
  }

  body,
  html.is-ready body,
  .reveal,
  .js-stagger > * {
    opacity: 1;
    transform: none;
  }

  .universe:hover,
  .universe:hover img,
  .poster:hover > img,
  .retreat:hover img,
  .text-link:hover,
  .contact__email:hover,
  .lang-switch button:hover,
  .chain__grid li:hover,
  .hero img,
  .hero__tagline span,
  .step-no,
  .contact__logo,
  .js-stagger > .contact__logo {
    transform: none;
  }

  html.is-ready .wordmark,
  html.is-ready .site-nav a,
  html.is-ready .lang-switch button {
    animation: none;
  }

  .hero__rule,
  .hero__tagline span,
  .step-no,
  .univers__mark,
  .universe img,
  .poster > img,
  .retreat img {
    opacity: 1;
    transition: none;
    animation: none;
  }

  .hero__rule {
    width: 3vw;
    min-width: 1.6rem;
  }

  .univers__mark {
    transform: translateX(-50%);
  }

  .hero__cue::after,
  .reveal.univers.is-shown .univers__mark {
    animation: none;
  }

  .hero__cue {
    opacity: 1;
    transition: none;
  }

  .reveal.hero .hero__title {
    letter-spacing: 0.05em;
    transition: none;
  }

  .wordmark img,
  .wordmark:hover img,
  .pills li,
  .pills li:hover,
  .step-no,
  .chain__grid li:hover .step-no,
  .chain__grid h3,
  .text-link span[aria-hidden],
  .text-link:hover span[aria-hidden],
  .text-link::after,
  .contact__email::after,
  .contact__web::after {
    transition: none;
    transform: none;
  }
}