:root {
  --black: #0c0c0f;
  --ink: #121216;
  --graphite: #1a1a20;
  --silver: #b9bac2;
  --mist: #e8e6e7;
  --white: #f3f1f2;
  --pink: #ff8cb0;
  --line: rgba(243, 241, 242, 0.16);
  --line-dark: rgba(12, 12, 15, 0.16);
  --gutter: clamp(1.25rem, 4vw, 4.5rem);
  --header-h: clamp(5.4rem, calc(4.8rem + 1vw), 6rem);
  --ease-film: cubic-bezier(0.77, 0, 0.18, 1);
  --text-small: clamp(0.84rem, 0.88vw, 1rem);
  --text-micro: clamp(0.72rem, 0.74vw, 0.82rem);
  --font-sans: "MiSans", "HarmonyOS Sans SC", "Source Han Sans SC", "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

html {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 16px;
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--black);
}

html[data-language="zh"] [data-lang="en"],
html[data-language="en"] [data-lang="zh"],
.no-js [data-lang="en"] {
  display: none !important;
}

body.menu-open {
  overflow: hidden;
}

::selection {
  color: var(--black);
  background: var(--white);
}

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

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

button {
  border: 0;
  padding: 0;
  background: none;
}

img,
video {
  display: block;
  width: 100%;
}

.skip-link {
  position: fixed;
  z-index: 10000;
  top: 1rem;
  left: 1rem;
  padding: 0.75rem 1rem;
  color: var(--black);
  background: var(--white);
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}

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

.site-header {
  position: fixed;
  z-index: 5000;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-h);
  padding: 0 var(--gutter);
  color: var(--white);
  background-color: transparent;
  mix-blend-mode: normal;
  pointer-events: auto;
  isolation: isolate;
  transition:
    color 0.35s ease,
    background-color 0.35s ease,
    box-shadow 0.35s ease;
}

.header-inner {
  display: grid;
  grid-template-columns: minmax(12rem, 1fr) auto auto;
  gap: clamp(1.5rem, 3vw, 4rem);
  align-items: center;
  height: 100%;
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  transition: border-color 0.35s ease;
}

.site-header.header-on-light {
  color: var(--black);
}

.site-header.header-scrolled {
  background-color: rgba(12, 12, 15, 0.76);
  -webkit-backdrop-filter: blur(20px) saturate(135%);
  backdrop-filter: blur(20px) saturate(135%);
  box-shadow: 0 0.8rem 2.5rem rgba(0, 0, 0, 0.16);
}

.site-header.header-on-light.header-scrolled {
  background-color: rgba(232, 230, 231, 0.8);
  box-shadow: 0 0.8rem 2.5rem rgba(12, 12, 15, 0.1);
}

.site-header.header-on-light .header-inner {
  border-color: rgba(12, 12, 15, 0.18);
}

.site-header.header-on-light .brand-logo {
  filter: none;
}

.brand,
.desktop-nav,
.header-actions {
  pointer-events: auto;
}

.brand {
  display: inline-flex;
  width: max-content;
  align-items: center;
  gap: 0.9rem;
}

.brand-logo {
  width: 3rem;
  height: 3rem;
  flex: 0 0 auto;
  object-fit: contain;
  filter: invert(1);
  transition: filter 0.35s ease;
}

.brand-name {
  display: grid;
  gap: 0.12rem;
  line-height: 1;
}

.brand-name > [data-lang] {
  display: grid;
  gap: 0.12rem;
}

.brand-name strong {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.12em;
}

.brand-name small {
  font-size: clamp(0.76rem, 0.78vw, 0.86rem);
  font-weight: 500;
  letter-spacing: 0.19em;
}

.desktop-nav {
  display: flex;
  gap: clamp(1.25rem, 2.2vw, 2.75rem);
  align-items: center;
}

.nav-link {
  position: relative;
  padding: 0.45rem 0;
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.nav-link::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.5s var(--ease-film);
}

.nav-link:hover::after,
.nav-link[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.lang-switch {
  display: flex;
  gap: 0.45rem;
  align-items: center;
  font-size: 0.68rem;
  letter-spacing: 0.09em;
  cursor: pointer;
}

.lang-switch [data-lang-option] {
  opacity: 0.44;
  transition: opacity 0.25s ease;
}

html[data-language="zh"] .lang-switch [data-lang-option="zh"],
html[data-language="en"] .lang-switch [data-lang-option="en"] {
  opacity: 1;
}

.menu-toggle {
  position: relative;
  display: none;
  width: 36px;
  height: 36px;
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  top: 18px;
  left: 5px;
  display: block;
  width: 26px;
  height: 1px;
  margin: 0;
  background: currentColor;
  transform-origin: center;
  transition: transform 0.45s var(--ease-film);
}

.menu-toggle span:first-child {
  transform: translateY(-4px);
}

.menu-toggle span:last-child {
  transform: translateY(4px);
}

.mobile-menu {
  position: fixed;
  z-index: 450;
  inset: 0;
  display: grid;
  align-content: center;
  padding: calc(var(--header-h) + 2rem) var(--gutter) 3rem;
  visibility: hidden;
  color: var(--white);
  background: var(--black);
  opacity: 0;
  transform: translateY(-1rem);
}

.mobile-menu nav {
  display: grid;
}

.mobile-menu .nav-link {
  display: block;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--line);
  font-size: clamp(1.8rem, 9vw, 3.4rem);
  font-weight: 300;
  letter-spacing: -0.04em;
}

main {
  position: relative;
}

.container {
  width: min(100%, 1600px);
  margin: 0 auto;
  padding-right: var(--gutter);
  padding-left: var(--gutter);
}

.section {
  position: relative;
  padding: clamp(6rem, 13vw, 12rem) 0;
}

.section-dark {
  color: var(--white);
  background:
    radial-gradient(circle at 88% 14%, rgba(255, 140, 176, 0.075), transparent 32rem),
    linear-gradient(145deg, #0c0c0f 0%, #111116 52%, #17151a 100%);
}

.section-light {
  color: #161519;
  background:
    radial-gradient(circle at 88% 12%, rgba(255, 140, 176, 0.14), transparent 28rem),
    linear-gradient(145deg, #eeecee 0%, #e4e1e3 52%, #dad7da 100%);
}

.eyebrow {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  margin: 0 0 2rem;
  font-size: var(--text-small);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 2.2rem;
  height: 1px;
  background: var(--pink);
  content: "";
}

.display-title {
  max-width: 18ch;
  margin: 0;
  font-size: clamp(2.8rem, 6.8vw, 7rem);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

.display-title em {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.body-copy {
  max-width: 42rem;
  margin: 0;
  font-size: clamp(1rem, 1.45vw, 1.35rem);
  font-weight: 300;
  line-height: 1.85;
  letter-spacing: 0.015em;
}

.text-link {
  display: inline-flex;
  gap: 1rem;
  align-items: center;
  padding: 0.8rem 0;
  border-bottom: 1px solid currentColor;
  font-size: var(--text-small);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.text-link .arrow {
  transition: transform 0.4s var(--ease-film);
}

.text-link:hover .arrow {
  transform: translateX(0.45rem);
}

.home-hero {
  position: relative;
  height: 110svh;
  min-height: 43rem;
  overflow: hidden;
  color: var(--white);
  background-color: #101014;
}

.hero-media,
.hero-media::after {
  position: absolute;
  inset: 0;
}

.hero-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  filter: saturate(1.12) contrast(1.06) brightness(0.76);
  transition: opacity 0.45s ease;
}

.hero-media.is-ready video {
  opacity: 1;
}

.hero-media::after {
  background:
    linear-gradient(90deg, rgba(10, 10, 13, 0.76) 0%, rgba(10, 10, 13, 0.06) 60%, rgba(10, 10, 13, 0.28) 100%),
    linear-gradient(0deg, rgba(10, 10, 13, 0.46), transparent 48%);
  content: "";
}

.hero-content {
  position: relative;
  z-index: 3;
  display: grid;
  height: 100%;
  align-content: end;
  padding:
    calc(var(--header-h) + 4rem)
    var(--gutter)
    clamp(9rem, 20vh, 13rem)
    clamp(7rem, 14vw, 18rem);
}

.hero-copy {
  width: min(100%, 60rem);
}

.hero-kicker {
  margin: 0 0 1.75rem;
  font-size: var(--text-small);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero-title {
  max-width: 14ch;
  margin: 0;
  font-size: clamp(3.5rem, 7.5vw, 7.8rem);
  font-weight: 500;
  line-height: 1.06;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.hero-title .line {
  display: block;
  overflow: hidden;
}

.hero-title .line + .line {
  margin-top: 0.035em;
}

.hero-title .line span {
  display: block;
}

.hero-subline {
  display: grid;
  grid-template-columns: minmax(0, 36rem);
  align-items: end;
  width: min(100%, 56rem);
  margin-top: 2.1rem;
}

.hero-subline p {
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--text-small);
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.js:not(.hero-intro-ready) .hero-kicker,
.js:not(.hero-intro-ready) .page-hero .eyebrow {
  opacity: 0;
  transform: translateY(1.25rem);
}

.js:not(.hero-intro-ready) .hero-title,
.js:not(.hero-intro-ready) .page-hero .display-title {
  opacity: 0;
  transform: translateY(1.1em);
}

.js:not(.hero-intro-ready) .hero-subline {
  opacity: 0;
  transform: translateY(1.5rem);
}

.scroll-cue {
  position: absolute;
  z-index: 3;
  right: var(--gutter);
  bottom: clamp(5rem, 10vh, 8rem);
  display: grid;
  justify-items: center;
  gap: 0.8rem;
  font-size: var(--text-small);
  letter-spacing: 0.16em;
  writing-mode: vertical-rl;
}

.scroll-cue::after {
  width: 1px;
  height: 4rem;
  background: linear-gradient(to bottom, var(--white) 50%, rgba(243, 241, 242, 0.18) 50%);
  background-size: 100% 200%;
  content: "";
  animation: scroll-line 2s var(--ease-film) infinite;
}

@keyframes scroll-line {
  from { background-position: 0 100%; }
  to { background-position: 0 -100%; }
}

.manifesto-grid {
  display: grid;
  grid-template-columns: 0.8fr 2.2fr;
  gap: clamp(3rem, 8vw, 10rem);
}

.manifesto-copy {
  max-width: 20ch;
  margin: 0;
  font-size: clamp(2.25rem, 4.8vw, 5rem);
  font-weight: 500;
  line-height: 1.16;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.manifesto-side {
  display: grid;
  align-content: end;
  gap: 3rem;
  padding-bottom: 0.6rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-dark);
}

.stat {
  padding: 1.4rem 1.2rem 0 0;
}

.stat strong {
  display: block;
  margin-bottom: 0.5rem;
  font-size: clamp(1.8rem, 4vw, 4rem);
  font-weight: 300;
  letter-spacing: -0.05em;
}

.stat span {
  font-size: var(--text-small);
  line-height: 1.5;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.section-heading {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: end;
  margin-bottom: clamp(4rem, 8vw, 8rem);
}

.section-heading h2 {
  max-width: 18ch;
  margin: 0;
  font-size: clamp(2.4rem, 5.2vw, 5.5rem);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.section-heading .body-copy {
  justify-self: end;
}

.services-list {
  position: relative;
  isolation: isolate;
  border-top: 1px solid var(--line);
}

.service-highlight {
  position: absolute;
  z-index: 0;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: var(--pink);
  opacity: 0;
  transform: translateY(var(--highlight-y, 0)) scaleY(0);
  transform-origin: center top;
  pointer-events: none;
  transition:
    transform 0.2s ease,
    height 0.2s ease,
    opacity 0s linear 0.2s;
  will-change: transform, height;
}

.service-highlight.is-active {
  opacity: 1;
  transform: translateY(var(--highlight-y, 0)) scaleY(1);
  transition:
    transform 0.2s ease,
    height 0.2s ease,
    opacity 0s;
}

.service-row {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.4fr 1fr auto;
  gap: 2rem;
  align-items: center;
  min-height: clamp(8rem, 13vw, 12rem);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  color: var(--white);
  transition: color 0.2s ease;
}

.service-row > * {
  position: relative;
  z-index: 1;
}

.service-row.is-active,
.service-row:focus-visible {
  color: var(--black);
}

.service-row h3 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 4rem);
  font-weight: 300;
  letter-spacing: -0.045em;
}

.service-row p {
  margin: 0;
  font-size: var(--text-small);
  font-weight: 300;
  line-height: 1.7;
  opacity: 0.68;
}

.service-row .arrow {
  font-size: 1.5rem;
}

.project-stage {
  overflow: hidden;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1rem, 2vw, 2rem);
}

.project-card {
  position: relative;
  min-height: clamp(25rem, 55vw, 48rem);
  overflow: hidden;
  background: #111;
}

.project-card:nth-child(1) {
  grid-column: 1 / span 8;
}

.project-card:nth-child(2) {
  grid-column: 9 / span 4;
  min-height: clamp(25rem, 42vw, 38rem);
  margin-top: 12vw;
}

.project-card:nth-child(3) {
  grid-column: 3 / span 8;
  margin-top: 4vw;
}

.project-image {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(0deg, rgba(12, 12, 15, 0.82), transparent 60%),
    var(--project-image);
  background-position: center;
  background-size: cover;
  filter: saturate(1.25) contrast(1.03);
  transform: scale(1.04);
  transition: filter 0.8s ease, transform 1.2s var(--ease-film);
}

.project-card:hover .project-image {
  filter: saturate(1.3) contrast(1.05);
  transform: scale(1);
}

.project-meta {
  position: absolute;
  z-index: 2;
  right: clamp(1.3rem, 3vw, 2.6rem);
  bottom: clamp(1.3rem, 3vw, 2.6rem);
  left: clamp(1.3rem, 3vw, 2.6rem);
}

.project-meta span {
  font-size: var(--text-small);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.7;
}

.project-meta h3,
.project-meta h2 {
  margin: 0.65rem 0 0;
  font-size: clamp(1.8rem, 3.2vw, 3.3rem);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.marquee {
  overflow: hidden;
  padding: clamp(3rem, 7vw, 6rem) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.marquee-track {
  display: flex;
  width: max-content;
  gap: 2rem;
  align-items: center;
}

.marquee-track span {
  font-size: clamp(3.5rem, 9vw, 9rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.06em;
  white-space: nowrap;
}

.marquee-dot {
  width: 0.17em;
  height: 0.17em;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.partner-marquee {
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.partner-marquee-static {
  padding: clamp(3.5rem, 6vw, 6rem) 0;
}

.partner-marquee-link {
  display: block;
  overflow: hidden;
  padding: clamp(2.5rem, 4vw, 4rem) 0 clamp(3.5rem, 6vw, 6rem);
  background:
    radial-gradient(circle at 85% 25%, rgba(255, 140, 176, 0.08), transparent 28rem),
    var(--black);
  transition: background-color 0.45s ease;
}

.partner-marquee-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: clamp(2.5rem, 4vw, 4rem);
  padding: 0 var(--gutter);
}

.partner-marquee-header .eyebrow {
  margin: 0;
}

.partner-marquee-heading {
  display: grid;
  gap: 0.65rem;
}

.partner-marquee-note {
  color: rgba(243, 241, 242, 0.46);
  font-size: var(--text-small);
  letter-spacing: 0.08em;
  line-height: 1.6;
}

.partner-marquee-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--silver);
  font-size: var(--text-small);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color 0.35s ease, transform 0.35s var(--ease-film);
}

.partner-marquee-link:hover .partner-marquee-cta {
  color: var(--pink);
  transform: translateX(0.25rem);
}

.partner-viewport {
  display: grid;
  gap: clamp(1rem, 1.8vw, 1.7rem);
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
}

.partner-row {
  display: block;
  overflow: hidden;
}

.partner-track {
  --partner-gap: clamp(3rem, 5vw, 6rem);
  display: flex;
  width: max-content;
  align-items: center;
  will-change: transform;
  animation: partner-scroll 42s linear infinite;
}

.partner-row-1 .partner-track {
  animation-duration: 40s;
  animation-delay: -9s;
}

.partner-row-2 .partner-track {
  animation-duration: 47s;
  animation-delay: -31s;
}

.partner-row-3 .partner-track {
  animation-duration: 36s;
  animation-delay: -18s;
}

.partner-group {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: var(--partner-gap);
  padding-right: var(--partner-gap);
}

.partner-mark {
  display: flex;
  width: clamp(7.5rem, 11vw, 11rem);
  height: clamp(3.2rem, 4.8vw, 4.8rem);
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  color: var(--mist);
  opacity: 0.66;
  transition: color 0.4s ease, opacity 0.4s ease;
}

.partner-marquee-link:hover .partner-mark {
  opacity: 0.88;
}

.partner-mark img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 72%;
  object-fit: contain;
  filter: grayscale(1) brightness(1.6);
}

.partner-wordmark {
  font-size: clamp(1.15rem, 2vw, 2rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.08em;
  text-align: center;
  white-space: nowrap;
}

.partner-mark:nth-child(3n + 2) .partner-wordmark {
  font-weight: 300;
  letter-spacing: 0.2em;
}

.partner-mark:nth-child(3n) .partner-wordmark {
  font-style: italic;
  font-weight: 500;
  letter-spacing: -0.02em;
}

@keyframes partner-scroll {
  to {
    transform: translateX(-33.333333%);
  }
}

.circle-link {
  display: inline-flex;
  width: auto;
  height: auto;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.4rem;
  border: 1px solid currentColor;
  border-radius: 0;
  font-size: var(--text-small);
  letter-spacing: 0.13em;
  text-transform: uppercase;
  transition: color 0.5s ease, background 0.5s ease, transform 0.5s var(--ease-film);
}

.circle-link:hover {
  color: #171217;
  background: var(--pink);
  transform: translateY(-0.25rem);
}

.circle-link::after {
  content: "↗";
}

.page-hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  overflow: hidden;
  padding: calc(var(--header-h) + 4rem) 0 clamp(4rem, 9vh, 8rem);
  background:
    radial-gradient(circle at 78% 24%, rgba(255, 140, 176, 0.18), transparent 24rem),
    linear-gradient(135deg, #0c0c0f 0%, #18171c 100%);
}

.page-hero.has-image {
  background-color: #101014;
  background-image:
    linear-gradient(90deg, rgba(10, 10, 13, 0.76), rgba(10, 10, 13, 0.08)),
    var(--page-image);
  background-position: center;
  background-size: cover;
}

.page-hero.has-image::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(12, 12, 15, 0.58), transparent 58%);
  content: "";
}

.page-hero .container {
  position: relative;
  z-index: 2;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(3rem, 10vw, 12rem);
}

.intro-grid .body-copy {
  font-size: clamp(1.35rem, 2.5vw, 2.5rem);
  line-height: 1.55;
}

.full-bleed-image {
  height: min(74vw, 58rem);
  min-height: 32rem;
  background-image:
    linear-gradient(90deg, rgba(12, 12, 15, 0.24), transparent),
    var(--feature-image);
  background-position: center;
  background-size: cover;
  filter: saturate(1.35) contrast(1.04);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-dark);
}

.value-card {
  min-height: 22rem;
  padding: 2rem 2rem 2rem 0;
  border-right: 1px solid var(--line-dark);
}

.value-card:last-child {
  border-right: 0;
  padding-left: 2rem;
}

.value-card + .value-card {
  padding-left: 2rem;
}

.value-card span {
  font-size: var(--text-small);
  letter-spacing: 0.15em;
  opacity: 0.6;
}

.value-card h3 {
  margin: 6rem 0 1.5rem;
  font-size: clamp(1.8rem, 3vw, 3rem);
  font-weight: 300;
  letter-spacing: -0.045em;
}

.value-card p {
  max-width: 24rem;
  margin: 0;
  font-size: var(--text-small);
  font-weight: 300;
  line-height: 1.8;
  opacity: 0.68;
}

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

.process-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: clamp(2rem, 5vw, 4rem) 0;
  border-bottom: 1px solid var(--line);
}

.process-item h3 {
  margin: 0;
  font-size: clamp(1.6rem, 3.5vw, 3.5rem);
  font-weight: 300;
  letter-spacing: -0.04em;
}

.process-item p {
  max-width: 30rem;
  margin: 0;
  font-size: var(--text-small);
  font-weight: 300;
  line-height: 1.8;
  opacity: 0.66;
}

.service-detail {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  padding: clamp(5rem, 11vw, 10rem) 0;
  padding-left: clamp(0rem, 19vw, 19rem);
  border-top: 1px solid var(--line);
}

.service-detail h2 {
  margin: 0 0 2rem;
  font-size: clamp(2.25rem, 4.8vw, 5rem);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.service-detail p {
  max-width: 42rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 3rem;
}

.tag {
  padding: 0.65rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 100vw;
  font-size: var(--text-small);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.project-library {
  overflow: hidden;
  padding: clamp(6rem, 10vw, 10rem) 0 clamp(7rem, 12vw, 12rem);
}

.project-library-intro {
  margin-bottom: clamp(5rem, 9vw, 9rem);
}

.project-shelves {
  display: grid;
  gap: clamp(5rem, 8vw, 8rem);
}

.poster-shelf {
  display: grid;
  grid-template-columns: clamp(11rem, 17vw, 19rem) minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 5rem);
  min-width: 0;
}

.poster-shelf-heading {
  padding-left: var(--gutter);
}

.poster-shelf-heading h2 {
  max-width: 8ch;
  margin: 0;
  font-size: clamp(2rem, 3.2vw, 3.8rem);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.poster-track-wrap {
  position: relative;
  min-width: 0;
  border-top: 2px solid var(--pink);
}

.shelf-arrow {
  position: absolute;
  z-index: 4;
  top: 43%;
  width: 2.8rem;
  height: 7.5rem;
  border: 0;
  border-radius: 0.45rem;
  color: var(--white);
  background: rgba(26, 26, 30, 0.9);
  box-shadow: 0 0.8rem 2.5rem rgba(0, 0, 0, 0.3);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-50%);
  transition:
    color 0.3s ease,
    background-color 0.3s ease,
    opacity 0.3s ease;
}

.shelf-arrow-prev {
  left: 0.6rem;
}

.shelf-arrow-next {
  right: 0.6rem;
}

.poster-track-wrap:hover .shelf-arrow:not(:disabled),
.poster-track-wrap:focus-within .shelf-arrow:not(:disabled),
.shelf-arrow:focus-visible {
  opacity: 0.92;
  pointer-events: auto;
}

.shelf-arrow:hover:not(:disabled) {
  color: var(--black);
  background: var(--pink);
}

.shelf-arrow:disabled {
  cursor: default;
  opacity: 0;
  pointer-events: none;
}

.poster-track {
  display: grid;
  grid-auto-columns: clamp(13.5rem, 18vw, 20rem);
  grid-auto-flow: column;
  gap: clamp(1.25rem, 1.8vw, 2rem);
  min-width: 0;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  padding: 1.25rem var(--gutter) 1.25rem 0;
  scroll-behavior: smooth;
  scroll-padding-inline: 1rem;
  scroll-snap-type: inline mandatory;
  scrollbar-width: none;
}

.poster-track::-webkit-scrollbar {
  display: none;
}

.poster-card {
  display: grid;
  align-content: start;
  gap: 1rem;
  min-width: 0;
  scroll-snap-align: start;
}

.poster-card-visual {
  position: relative;
  display: block;
  aspect-ratio: 2 / 3;
  overflow: hidden;
  border-radius: 0.55rem;
  background: var(--graphite);
}

.poster-card-visual::after {
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  box-shadow: inset 0 0 0 0 var(--pink);
  border-radius: inherit;
  content: "";
  transition:
    border-color 0.4s ease,
    box-shadow 0.55s var(--ease-film);
}

.poster-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.15) contrast(1.03);
  transform: scale(1.015);
  transition:
    filter 0.6s ease,
    transform 0.9s var(--ease-film);
}

.poster-card:hover img {
  filter: saturate(1.28) contrast(1.06);
  transform: scale(1.055);
}

.poster-card:hover .poster-card-visual::after {
  border-color: var(--pink);
  box-shadow: inset 0 -5rem 8rem -7rem var(--pink);
}

.poster-card-copy {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.35rem 1rem;
  align-items: start;
}

.poster-card-title {
  overflow: hidden;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.3;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.poster-card-arrow {
  color: var(--pink);
  transition: transform 0.35s var(--ease-film);
}

.poster-card:hover .poster-card-arrow {
  transform: translate(0.18rem, -0.18rem);
}

.poster-card-meta {
  grid-column: 1 / -1;
  color: var(--silver);
  font-size: var(--text-small);
  letter-spacing: 0.12em;
  line-height: 1.5;
  text-transform: uppercase;
}

.contact-hero {
  color: var(--white);
  background:
    radial-gradient(circle at 78% 30%, rgba(255, 140, 176, 0.24), transparent 28rem),
    linear-gradient(135deg, #0d0d10 0%, #19171b 58%, #281a21 100%);
}

.contact-hero .display-title {
  max-width: 18ch;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: clamp(4rem, 10vw, 12rem);
}

.contact-primary a {
  display: inline-block;
  margin-bottom: 1rem;
  font-size: clamp(1.8rem, 5vw, 5rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.05em;
  word-break: break-all;
}

.contact-list {
  margin: 0;
}

.contact-list div {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: 1.5rem;
  padding: 1.35rem 0;
  border-top: 1px solid var(--line-dark);
}

.contact-list div:last-child {
  border-bottom: 1px solid var(--line-dark);
}

.contact-list dt {
  font-size: var(--text-small);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.55;
}

.contact-list dd {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
}

.social-placeholders {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.qr-placeholder {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-dark);
  font-size: var(--text-small);
  letter-spacing: 0.11em;
  text-align: center;
  text-transform: uppercase;
}

.site-footer {
  color: var(--white);
  background: #0b0b0e;
}

.footer-main {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(3rem, 9vw, 10rem);
  padding: clamp(3rem, 5vw, 4.5rem) var(--gutter) clamp(2rem, 2.5vw, 2.5rem);
}

.footer-brand {
  align-self: start;
  margin-top: -1.25rem;
}

.footer-brand .brand-logo {
  width: clamp(4rem, 8vw, 7rem);
  height: clamp(4rem, 8vw, 7rem);
  margin-bottom: 1.5rem;
}

.footer-brand h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 400;
  letter-spacing: 0.03em;
}

.footer-brand p {
  margin: 0;
  font-size: var(--text-small);
  letter-spacing: 0.16em;
  opacity: 0.55;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.footer-block h3 {
  margin: 0 0 1.5rem;
  font-size: var(--text-small);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.55;
}

.footer-block p,
.footer-block a {
  display: block;
  margin: 0 0 0.75rem;
  font-size: var(--text-small);
  font-weight: 300;
  line-height: 1.6;
}

.footer-block a {
  width: fit-content;
}

.footer-socials {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 14px;
  align-items: center;
  margin: 24px 0 0;
}

.footer-social-link {
  display: grid;
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  margin: 0;
  place-items: center;
  opacity: 0.68;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.footer-social-link img {
  width: 20px;
  height: 20px;
  max-width: none;
  object-fit: contain;
}

.footer-social-link:hover {
  opacity: 1;
  transform: translateY(-2px);
}

.footer-social-link:focus-visible {
  outline: 1px solid currentColor;
  outline-offset: 0.25rem;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  margin: 0 var(--gutter);
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--line);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-align: center;
  text-transform: uppercase;
  opacity: 0.55;
}

.footer-beian-link {
  display: inline-flex;
  justify-self: center;
  align-items: center;
  width: fit-content;
  gap: 0.45rem;
  white-space: nowrap;
}

.footer-icp-link {
  justify-self: center;
  width: fit-content;
  white-space: nowrap;
}

.footer-beian-link img {
  flex: 0 0 16px;
  width: 16px;
  height: 16px;
  object-fit: contain;
}

.reveal {
  opacity: 0;
  transform: translateY(2rem);
}

.clip-reveal {
  overflow: hidden;
}

.clip-reveal > * {
  transform: translateY(110%);
}

.no-js .reveal {
  opacity: 1;
  transform: none;
}

@media (max-width: 1050px) {
  .header-inner {
    grid-template-columns: 1fr auto;
  }

  .desktop-nav {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  body.menu-open .site-header {
    color: var(--white);
    background-color: rgba(12, 12, 15, 0.86);
    -webkit-backdrop-filter: blur(20px) saturate(135%);
    backdrop-filter: blur(20px) saturate(135%);
  }

  body.menu-open .site-header .header-inner {
    border-color: rgba(243, 241, 242, 0.18);
  }

  body.menu-open .site-header .brand-logo {
    filter: invert(1);
  }

  body.menu-open .menu-toggle span:first-child {
    transform: rotate(45deg);
  }

  body.menu-open .menu-toggle span:last-child {
    transform: rotate(-45deg);
  }

  .manifesto-grid,
  .section-heading,
  .intro-grid {
    grid-template-columns: 1fr;
  }

  .section-heading .body-copy {
    justify-self: start;
  }

  .service-row {
    grid-template-columns: 1.4fr 1fr auto;
  }
}

@media (max-width: 760px) {
  :root {
    --gutter: 1.15rem;
  }

  .site-header {
    height: var(--header-h);
  }

  .brand-logo {
    width: 2.5rem;
    height: 2.5rem;
  }

  .brand-name strong {
    font-size: 0.92rem;
  }

  .brand-name small {
    font-size: 0.74rem;
  }

  .lang-switch {
    display: none;
  }

  .mobile-menu::after {
    position: absolute;
    right: var(--gutter);
    bottom: 2rem;
    color: rgba(255, 255, 255, 0.55);
    font-size: var(--text-micro);
    letter-spacing: 0.15em;
    content: "SHANGHAI · CHINA";
  }

  .mobile-menu .mobile-lang {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
  }

  .home-hero {
    height: 100svh;
    min-height: 42rem;
    background-position: 62% center;
  }

  .hero-content {
    padding: calc(var(--header-h) + 3rem) var(--gutter) 5.5rem;
  }

  .hero-title {
    max-width: 12ch;
    font-size: clamp(3rem, 13.5vw, 4.8rem);
    line-height: 1.08;
  }

  .hero-subline {
    grid-template-columns: 1fr;
    gap: 1.1rem;
    max-width: 18rem;
  }

  .scroll-cue {
    display: none;
  }

  .section {
    padding: 6rem 0;
  }

  .display-title {
    font-size: clamp(2.7rem, 12vw, 4.5rem);
    line-height: 1.08;
  }

  .section-heading h2,
  .manifesto-copy {
    font-size: clamp(2.1rem, 9.5vw, 3.6rem);
    line-height: 1.14;
  }

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

  .stat {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: end;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--line-dark);
  }

  .service-row {
    grid-template-columns: 1fr auto;
    gap: 0.8rem;
    min-height: 8.5rem;
  }

  .service-row p {
    display: none;
  }

  .project-card:nth-child(n) {
    grid-column: 1 / -1;
    min-height: 70svh;
    margin-top: 0;
  }

  .project-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .project-library {
    padding-top: 6rem;
  }

  .poster-shelf {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .poster-shelf-heading {
    padding: 0 var(--gutter);
  }

  .poster-shelf-heading h2 {
    max-width: 10ch;
    font-size: clamp(2rem, 9vw, 3rem);
  }

  .shelf-arrow {
    display: none;
  }

  .poster-track {
    grid-auto-columns: minmax(13rem, 72vw);
    padding-left: var(--gutter);
    scroll-padding-inline: var(--gutter);
  }

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

  .value-card,
  .value-card + .value-card,
  .value-card:last-child {
    min-height: 0;
    padding: 2rem 0 3rem;
    border-right: 0;
    border-bottom: 1px solid var(--line-dark);
  }

  .value-card h3 {
    margin-top: 3rem;
  }

  .process-item {
    grid-template-columns: 1fr;
  }

  .process-item p {
    grid-column: auto;
  }

  .service-detail {
    grid-template-columns: 1fr;
    padding-left: 0;
  }

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

  .contact-primary a {
    font-size: clamp(1.55rem, 8vw, 3rem);
  }

  .footer-main,
  .footer-content {
    grid-template-columns: 1fr;
  }

  .footer-main {
    gap: 4rem;
  }

  .footer-content {
    gap: 2.5rem;
  }

  .footer-bottom {
    display: grid;
    justify-items: center;
  }
}

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

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

  .hero-media video {
    display: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .js:not(.hero-intro-ready) .hero-kicker,
  .js:not(.hero-intro-ready) .page-hero .eyebrow,
  .js:not(.hero-intro-ready) .hero-title,
  .js:not(.hero-intro-ready) .page-hero .display-title,
  .js:not(.hero-intro-ready) .hero-subline {
    opacity: 1;
    transform: none;
  }
}