:root {
  --ink: #183654;
  --ink-deep: #0c1f34;
  --muted: #6c7f90;
  --line: rgba(30, 68, 98, 0.18);
  --paper: #edf5fb;
  --paper-2: #f8fbfd;
  --blue: #8eb7ce;
  --red: #8b1016;
  --silver: #d8e4ec;
  --shadow: 0 18px 60px rgba(19, 52, 82, 0.15);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
}

body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, #f8fcff 0%, #edf5fb 58%, #f6fbfe 100%);
  font-family: "Songti SC", "Noto Serif SC", "STSong", Georgia, serif;
  overflow-x: hidden;
}

body::before {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  content: "";
  background:
    radial-gradient(circle at 12% 22%, rgba(255, 255, 255, 0.85), transparent 22rem),
    radial-gradient(circle at 88% 44%, rgba(188, 217, 232, 0.36), transparent 24rem);
}

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

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

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  display: grid;
  grid-template-columns: 220px 1fr auto;
  align-items: center;
  min-height: 78px;
  padding: 18px clamp(20px, 4vw, 64px);
  color: #eef7fc;
  pointer-events: none;
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}

.site-header.is-scrolled {
  color: var(--ink);
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.brand-lockup {
  display: inline-grid;
  gap: 4px;
  width: auto;
  color: #dff6ff;
  line-height: 1;
  text-shadow: 0 10px 28px rgba(5, 18, 32, 0.34);
  pointer-events: auto;
}

.site-header.is-scrolled .brand-lockup {
  color: #2aa9dc;
  text-shadow: none;
}

.brand-lockup__zh {
  color: inherit;
  font-size: 34px;
  letter-spacing: 0;
}

.brand-lockup__en {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 18px;
  letter-spacing: 0.04em;
}

.desktop-nav {
  display: none;
  justify-content: flex-end;
  gap: clamp(18px, 2.4vw, 42px);
  font-size: 15px;
}

.desktop-nav a {
  position: relative;
  padding: 8px 0;
}

.desktop-nav a::after {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2px;
  height: 1px;
  content: "";
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.25s ease;
}

.desktop-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.icon-button {
  border: 0;
  color: inherit;
  background: transparent;
  cursor: pointer;
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 7px;
  pointer-events: auto;
}

.menu-button span {
  width: 24px;
  height: 1px;
  background: currentColor;
}

.mobile-panel {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: none;
  padding: 28px;
  color: #eef7fc;
  background: rgba(11, 26, 43, 0.95);
}

.mobile-panel.is-open {
  display: block;
}

.mobile-panel__close {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 32px;
}

.mobile-panel nav {
  display: grid;
  gap: 22px;
  margin-top: 92px;
  font-size: 26px;
}

.page-tabs {
  position: fixed;
  z-index: 30;
  right: clamp(18px, 3vw, 42px);
  top: 50%;
  display: grid;
  gap: 8px;
  padding: 8px;
  max-height: min(76vh, 620px);
  transform: translateY(-50%);
  border: 1px solid rgba(238, 247, 252, 0.34);
  background: rgba(8, 23, 38, 0.24);
  backdrop-filter: blur(18px);
}

.page-tabs button {
  min-width: 92px;
  min-height: 36px;
  padding: 7px 12px;
  border: 0;
  color: rgba(247, 252, 255, 0.76);
  background: transparent;
  cursor: pointer;
  font-size: 14px;
  text-align: center;
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.page-tabs button:hover,
.page-tabs button.is-active {
  color: #102338;
  background: rgba(247, 252, 255, 0.88);
}

.page-tabs button.is-active {
  transform: translateX(-4px);
}

main > section,
.footer {
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  overflow: hidden;
  color: #eef7fc;
  background: #607e91;
}

.hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s ease;
}

.hero.is-film .hero__image {
  opacity: 0;
}

.hero.is-film .hero__video {
  opacity: 1;
  pointer-events: auto;
}

.hero.is-film .hero__content {
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
}

.hero__shade {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(10, 28, 45, 0.62) 0%, rgba(20, 45, 64, 0.24) 45%, rgba(8, 22, 35, 0.14) 100%),
    linear-gradient(180deg, rgba(8, 23, 38, 0.28), rgba(8, 23, 38, 0) 52%, rgba(8, 23, 38, 0.22));
}

.hero__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: min(690px, calc(100% - 40px));
  min-height: 100vh;
  min-height: 100svh;
  padding: 120px 0 80px clamp(24px, 6vw, 86px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.hero-tabs {
  position: absolute;
  z-index: 4;
  right: clamp(20px, 5vw, 72px);
  bottom: clamp(22px, 5vw, 72px);
  display: inline-flex;
  gap: 8px;
  padding: 7px;
  border: 1px solid rgba(238, 247, 252, 0.42);
  background: rgba(9, 25, 40, 0.28);
  backdrop-filter: blur(18px);
}

.hero-tabs button {
  min-height: 38px;
  padding: 8px 18px;
  border: 0;
  color: rgba(247, 252, 255, 0.78);
  background: transparent;
  cursor: pointer;
}

.hero-tabs button.is-active {
  color: #102338;
  background: rgba(247, 252, 255, 0.86);
}

.eyebrow {
  margin: 0 0 24px;
  color: rgba(238, 247, 252, 0.86);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  letter-spacing: 0.28em;
}

.hero h1 {
  margin: 0;
  max-width: 9ch;
  font-size: clamp(56px, 8.6vw, 120px);
  font-weight: 300;
  line-height: 1.03;
}

.hero p:not(.eyebrow) {
  max-width: 560px;
  margin: 26px 0 0;
  color: rgba(244, 250, 253, 0.92);
  font-size: clamp(17px, 1.55vw, 24px);
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 36px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 168px;
  min-height: 48px;
  padding: 10px 28px;
  border: 1px solid rgba(239, 248, 252, 0.72);
  color: #f7fcff;
  background: rgba(236, 246, 251, 0.08);
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

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

.button--solid {
  color: var(--ink-deep);
  background: rgba(245, 251, 255, 0.78);
}

.button--dark {
  color: var(--ink);
  border-color: rgba(22, 57, 85, 0.42);
  background: rgba(255, 255, 255, 0.16);
}

.section {
  display: grid;
  grid-template-columns: minmax(180px, 260px) 1fr;
  gap: clamp(28px, 4vw, 70px);
  padding: clamp(34px, 6vw, 82px) clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--line);
}

.section--soft {
  background: rgba(255, 255, 255, 0.32);
}

.section--compact {
  padding-top: 44px;
  padding-bottom: 44px;
}

#craft {
  --craft-bg: none;
  position: relative;
  min-height: 100vh;
  align-items: center;
  color: #f7fcff;
  background:
    linear-gradient(90deg, rgba(6, 22, 36, 0.78), rgba(6, 22, 36, 0.44) 50%, rgba(6, 22, 36, 0.76)),
    var(--craft-bg) center / cover no-repeat;
  transition: background-image 0.5s ease;
}

#craft-2 {
  --craft-bg: none;
  position: relative;
  min-height: 100vh;
  align-items: center;
  color: #f7fcff;
  background:
    linear-gradient(90deg, rgba(6, 22, 36, 0.78), rgba(6, 22, 36, 0.44) 50%, rgba(6, 22, 36, 0.76)),
    var(--craft-bg) center / cover no-repeat;
  transition: background-image 0.5s ease;
}

#craft .section__title-zh,
#craft .section__title-en,
#craft-2 .section__title-zh,
#craft-2 .section__title-en,
#craft .section__body,
#craft-2 .section__body {
  color: #f7fcff;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.22);
}

#craft .section__side {
  position: sticky;
  top: 112px;
}

#craft-2 .section__side {
  position: sticky;
  top: 112px;
}

.section__side {
  align-self: start;
}

.section__title-zh {
  margin: 0;
  color: var(--ink);
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.18;
}

.section__title-en {
  margin: 8px 0 0;
  color: #305b7d;
  font-family: Georgia, serif;
  font-size: 14px;
  text-transform: uppercase;
}

.section__body,
.lead {
  max-width: 780px;
  margin: 0 0 28px;
  color: #244d70;
  font-size: 18px;
  line-height: 1.9;
}

.philosophy-scene {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  color: #f5fbff;
  background:
    linear-gradient(90deg, rgba(6, 24, 37, 0.68), rgba(6, 24, 37, 0.22) 54%, rgba(6, 24, 37, 0.58)),
    url("/assets/optimized/philosophy-scene.webp") center / cover no-repeat;
}

.philosophy-scene::after {
  position: absolute;
  inset: auto 0 0;
  height: 42%;
  content: "";
  pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(6, 20, 32, 0.68));
}

.philosophy-scene .section__side,
.philosophy-scene .section__main {
  position: relative;
  z-index: 2;
}

.philosophy-scene .section__main {
  align-self: center;
}

.philosophy-scene .section__title-zh,
.philosophy-scene .section__title-en,
.philosophy-scene .lead {
  color: #f5fbff;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.28);
}

.philosophy-scene .value-card {
  border-color: rgba(255, 255, 255, 0.28);
  color: #f5fbff;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 60px rgba(3, 18, 30, 0.22);
}

.philosophy-scene .value-card img {
  opacity: 0.78;
  filter: saturate(0.9);
}

.philosophy-scene .value-card strong,
.philosophy-scene .value-card p {
  color: rgba(245, 251, 255, 0.84);
}

.inspiration-full {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  color: #f7fcff;
  background: #0a1b2d;
}

.inspiration-full__slides,
.inspiration-full__slide {
  position: absolute;
  inset: 0;
}

.inspiration-full__slide {
  opacity: 0;
  transform: scale(1.08);
  transition: opacity 0.9s ease, transform 1.8s ease;
}

.inspiration-full__slide.is-active {
  opacity: 1;
  transform: scale(1);
}

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

.inspiration-full::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(5, 18, 30, 0.68), rgba(5, 18, 30, 0.16) 58%, rgba(5, 18, 30, 0.34)),
    linear-gradient(180deg, rgba(5, 18, 30, 0.18), rgba(5, 18, 30, 0.74));
}

.inspiration-full__content {
  position: relative;
  z-index: 2;
  display: flex;
  min-height: 100vh;
  width: min(760px, calc(100% - 40px));
  flex-direction: column;
  justify-content: center;
  padding: 90px 0 90px clamp(24px, 7vw, 108px);
}

.inspiration-full__content .section__title-en {
  color: rgba(247, 252, 255, 0.76);
}

.inspiration-full__content h2 {
  margin: 18px 0 26px;
  font-size: clamp(56px, 8vw, 112px);
  font-weight: 300;
  line-height: 1;
}

.inspiration-full__content p {
  margin: 0;
  max-width: 620px;
  color: rgba(247, 252, 255, 0.9);
  font-size: clamp(18px, 1.55vw, 24px);
  line-height: 1.9;
}

.inspiration-full__content p span {
  display: block;
  margin-bottom: 14px;
  color: #fff;
  font-size: clamp(28px, 3vw, 46px);
  line-height: 1.15;
}

.inspiration-dots {
  position: absolute;
  z-index: 3;
  left: clamp(24px, 7vw, 108px);
  bottom: clamp(28px, 6vw, 78px);
  display: flex;
  gap: 12px;
}

.inspiration-dots button {
  width: 42px;
  height: 3px;
  padding: 0;
  border: 0;
  background: rgba(255, 255, 255, 0.36);
  cursor: pointer;
}

.inspiration-dots button.is-active {
  background: #fff;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.value-card {
  overflow: hidden;
  min-height: 224px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.36);
  box-shadow: 0 10px 30px rgba(30, 68, 98, 0.08);
}

.value-card img {
  width: 100%;
  height: 96px;
  object-fit: cover;
}

.value-card__text {
  padding: 14px 14px 16px;
}

.value-card h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 400;
  line-height: 1.1;
}

.value-card strong {
  display: block;
  margin-top: 2px;
  color: #426c8a;
  font-family: Georgia, serif;
  font-size: 13px;
  font-weight: 400;
  text-transform: uppercase;
}

.value-card p {
  margin: 10px 0 0;
  color: #315d7e;
  line-height: 1.6;
}

.inspiration-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(220px, 0.75fr);
  gap: 18px;
  min-height: 520px;
}

.inspiration-slides {
  position: relative;
  overflow: hidden;
  min-height: 520px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: #d8e7ef;
  box-shadow: var(--shadow);
}

.inspiration-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 0.7s ease, transform 1.2s ease;
}

.inspiration-slide.is-active {
  z-index: 2;
  opacity: 1;
  transform: scale(1);
}

.inspiration-slide img,
.collection-detail__feature img,
.focus-gallery__feature img,
.gallery-tile img,
.work-tile img,
.world-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.inspiration-slide div {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 24px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  color: #fff;
}

.inspiration-slide strong,
.focus-gallery__feature strong {
  color: rgba(255, 255, 255, 0.78);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 13px;
  letter-spacing: 0.18em;
}

.inspiration-slide h3,
.focus-gallery__feature h3 {
  margin: 0;
  font-size: clamp(30px, 4vw, 54px);
  font-weight: 300;
}

.inspiration-thumbs {
  display: grid;
  gap: 10px;
}

.inspiration-thumbs button {
  display: grid;
  grid-template-columns: 82px 1fr;
  align-items: center;
  gap: 12px;
  min-height: 72px;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  color: #315d7e;
  background: rgba(255, 255, 255, 0.48);
  cursor: default;
  text-align: left;
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.inspiration-thumbs button.is-active {
  border-color: rgba(139, 16, 22, 0.45);
  background: rgba(255, 255, 255, 0.82);
  transform: translateX(6px);
}

.inspiration-thumbs img {
  width: 82px;
  height: 72px;
  object-fit: cover;
}

.inspiration-thumbs span {
  padding-right: 10px;
}

.collection-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.collection-card {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  background: #102033;
  box-shadow: var(--shadow);
}

.collection-card img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  opacity: 0.72;
}

.collection-card__content {
  position: absolute;
  inset: auto 0 0;
  padding: 34px;
  color: #fff;
  background: linear-gradient(180deg, transparent, rgba(10, 22, 36, 0.86));
}

.collection-card h3 {
  margin: 0 0 10px;
  font-size: clamp(24px, 2.5vw, 36px);
  font-weight: 400;
}

.collection-card p {
  max-width: 560px;
  margin: 0 0 18px;
  line-height: 1.8;
}

.collection-card button {
  min-height: 40px;
  padding: 8px 18px;
  border: 1px solid rgba(255, 255, 255, 0.76);
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
}

.collection-card a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 18px;
  border: 1px solid rgba(255, 255, 255, 0.76);
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.collection-theatre {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(10px, 1.6vh, 18px);
  min-height: 100vh;
  overflow: hidden;
  color: #edf8fc;
  background:
    radial-gradient(circle at 72% 28%, rgba(139, 16, 22, 0.32), transparent 28rem),
    linear-gradient(120deg, #071725, #102b42 52%, #071725);
}

.collection-theatre .section__side {
  display: grid;
  justify-items: center;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.collection-theatre .section__title-zh,
.collection-theatre .section__title-en {
  color: #edf8fc;
}

.collection-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(8px, 1.4vh, 16px);
}

.collection-tabs button {
  display: grid;
  gap: 4px;
  min-height: 48px;
  padding: 8px 16px;
  border: 1px solid rgba(237, 248, 252, 0.28);
  color: rgba(237, 248, 252, 0.76);
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
  text-align: left;
}

.collection-tabs button span {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  letter-spacing: 0.16em;
}

.collection-tabs button.is-active {
  color: #071725;
  background: rgba(237, 248, 252, 0.9);
}

.collection-theatre__stage {
  position: relative;
  display: grid;
  justify-items: center;
  min-height: 0;
  perspective: 1400px;
}

.collection-rotator {
  position: relative;
  width: min(56vw, 680px);
  height: clamp(300px, 42vh, 430px);
  margin: 0 auto;
  transform-style: preserve-3d;
  animation: rotate-gallery 30s linear infinite;
}

.collection-rotator:hover {
  animation-play-state: paused;
}

.rotator-card {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(180px, 20vw);
  height: clamp(230px, 30vh, 285px);
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.42);
  background: #d8e7ef;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.32);
  transform: translate(-50%, -50%) rotateY(var(--angle)) translateZ(min(28vw, 330px));
  backface-visibility: hidden;
}

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

.rotator-card figcaption {
  position: absolute;
  left: 12px;
  bottom: 12px;
  padding: 6px 9px;
  color: #fff;
  background: rgba(6, 18, 30, 0.44);
  backdrop-filter: blur(10px);
  font-size: 13px;
}

.collection-story {
  position: relative;
  z-index: 3;
  width: min(760px, calc(100% - 40px));
  margin: clamp(-62px, -7vh, -36px) auto 0;
  display: flex;
  justify-content: center;
  flex-direction: column;
  padding: clamp(16px, 2.2vw, 26px);
  border: 1px solid rgba(237, 248, 252, 0.24);
  text-align: center;
  background: rgba(8, 23, 38, 0.48);
  backdrop-filter: blur(20px);
}

.collection-story span {
  color: rgba(237, 248, 252, 0.7);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  letter-spacing: 0.22em;
}

.collection-story h3 {
  margin: 10px auto 8px;
  max-width: 760px;
  font-size: clamp(30px, 3.2vw, 50px);
  font-weight: 300;
  line-height: 1.06;
}

.collection-story p {
  max-width: 720px;
  margin: 0 auto;
  color: rgba(237, 248, 252, 0.84);
  font-size: 16px;
  line-height: 1.75;
}

.collection-story__count {
  margin-top: 14px;
  color: rgba(237, 248, 252, 0.62);
  font-size: 14px;
}

.collection-details {
  display: grid;
  gap: 44px;
  margin-top: 34px;
}

.collection-detail {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(280px, 1.05fr);
  gap: 18px;
  padding: clamp(16px, 2.4vw, 26px);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.36);
}

.collection-detail__copy {
  grid-row: span 2;
  align-self: center;
  padding: clamp(8px, 2vw, 22px);
}

.collection-detail__copy span {
  color: var(--red);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  letter-spacing: 0.2em;
}

.collection-detail__copy h3 {
  margin: 16px 0 12px;
  font-size: clamp(30px, 3.6vw, 58px);
  font-weight: 300;
  line-height: 1.1;
}

.collection-detail__copy p {
  margin: 0;
  color: #244d70;
  font-size: 17px;
  line-height: 1.9;
}

.collection-detail__feature {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  background: #d8e7ef;
}

.collection-detail__feature img {
  transition: opacity 0.28s ease, transform 1s ease;
}

.collection-detail__feature p {
  position: absolute;
  left: 18px;
  bottom: 16px;
  margin: 0;
  padding: 7px 10px;
  color: #fff;
  background: rgba(8, 23, 38, 0.42);
  backdrop-filter: blur(8px);
}

.collection-detail__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.collection-detail__grid figure {
  position: relative;
  min-height: 126px;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.58);
  background: #d8e7ef;
}

.collection-detail__grid figure.is-active {
  outline: 2px solid rgba(139, 16, 22, 0.64);
  outline-offset: -2px;
}

.collection-detail__grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.collection-detail__grid figure:hover img {
  transform: scale(1.05);
}

.collection-detail__grid figcaption {
  position: absolute;
  left: 8px;
  bottom: 7px;
  padding: 4px 7px;
  color: #fff;
  background: rgba(8, 23, 38, 0.38);
  font-size: 12px;
}

.motion-gallery,
.detail-grid,
.world-grid {
  display: grid;
  gap: 14px;
}

.craft-flow {
  display: grid;
  gap: 10px;
}

.craft-step {
  position: relative;
  display: grid;
  grid-template-columns: 64px minmax(110px, 0.34fr) 1fr;
  align-items: center;
  gap: 0;
  height: 82px;
  min-height: 82px;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: #f7fcff;
  background: rgba(255, 255, 255, 0.09);
  backdrop-filter: blur(16px);
  cursor: pointer;
  text-align: left;
  transition: grid-template-columns 0.45s ease, height 0.45s ease, min-height 0.45s ease, background 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.craft-step.is-active {
  grid-template-columns: 64px minmax(220px, 0.72fr) minmax(260px, 1fr);
  height: clamp(210px, 28vh, 260px);
  min-height: clamp(210px, 28vh, 260px);
  border-color: rgba(255, 255, 255, 0.56);
  background: rgba(255, 255, 255, 0.18);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.24);
}

.craft-step span {
  display: grid;
  height: 100%;
  place-items: center;
  color: rgba(255, 255, 255, 0.78);
  font-family: Arial, Helvetica, sans-serif;
  letter-spacing: 0.12em;
}

.craft-step img {
  width: 100%;
  height: 100%;
  min-height: 82px;
  object-fit: cover;
  opacity: 0.46;
  transform: scale(1.06);
  transition: opacity 0.45s ease, transform 0.8s ease;
}

.craft-step.is-active img {
  opacity: 0.96;
  transform: scale(1);
}

.craft-step__copy {
  display: grid;
  gap: 8px;
  padding: 16px clamp(16px, 2.4vw, 30px);
}

.craft-step__copy strong {
  font-size: clamp(22px, 2.4vw, 38px);
  font-weight: 300;
}

.craft-step__copy em {
  color: rgba(255, 255, 255, 0.68);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  font-style: normal;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.craft-step__copy p {
  max-width: 620px;
  margin: 0;
  color: rgba(247, 252, 255, 0.82);
  font-size: 15px;
  line-height: 1.7;
}

.world-stage {
  position: relative;
  min-height: 100vh;
}

.world-orbit {
  position: absolute;
  inset: 0;
  min-height: 100%;
  overflow: hidden;
  color: #fff;
  background: #0a1b2d;
}

.world-orbit::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    radial-gradient(circle at 74% 28%, rgba(255, 255, 255, 0.12), transparent 18rem),
    linear-gradient(180deg, transparent 44%, rgba(6, 18, 30, 0.72));
}

.world-orbit img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: slow-drift 9s ease-in-out infinite alternate;
}

.world-orbit div {
  position: absolute;
  z-index: 2;
  left: 50%;
  top: 40%;
  width: min(760px, calc(100% - 40px));
  transform: translate(-50%, -50%);
  text-align: center;
}

.world-orbit span {
  color: rgba(255, 255, 255, 0.72);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  letter-spacing: 0.22em;
}

.world-orbit h3 {
  margin: 12px 0 0;
  font-size: clamp(36px, 4vw, 64px);
  font-weight: 300;
}

.world-tile.is-active {
  outline: 2px solid rgba(139, 16, 22, 0.62);
  outline-offset: -2px;
}

@keyframes rotate-gallery {
  from {
    transform: rotateX(-4deg) rotateY(0deg);
  }

  to {
    transform: rotateX(-4deg) rotateY(-360deg);
  }
}

.motion-gallery {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-flow: dense;
}

.gallery-tile,
.work-tile,
.world-tile {
  position: relative;
  overflow: hidden;
  min-height: 230px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: #d8e7ef;
  box-shadow: 0 10px 34px rgba(30, 68, 98, 0.08);
}

.gallery-tile img,
.work-tile img,
.world-tile img {
  animation: slow-drift 8s ease-in-out infinite alternate;
  animation-delay: var(--delay, 0s);
  transition: transform 0.5s ease;
}

.gallery-tile:hover img,
.work-tile:hover img,
.world-tile:hover img {
  transform: scale(1.06);
}

.gallery-tile span,
.work-tile span,
.world-tile span {
  position: absolute;
  left: 14px;
  bottom: 12px;
  max-width: calc(100% - 28px);
  padding: 6px 9px;
  color: #f7fcff;
  background: rgba(9, 25, 40, 0.38);
  backdrop-filter: blur(8px);
  font-size: 13px;
}

.gallery-tile--0,
.gallery-tile--3 {
  grid-column: span 2;
  min-height: 300px;
}

.gallery-tile--1 {
  grid-row: span 2;
  min-height: 420px;
}

.focus-gallery {
  display: grid;
  grid-template-columns: minmax(300px, 0.95fr) 1.25fr;
  gap: 18px;
  align-items: stretch;
}

.focus-gallery__feature {
  position: sticky;
  top: 102px;
  min-height: 620px;
  overflow: hidden;
  color: #fff;
  background: #102033;
  box-shadow: var(--shadow);
}

.focus-gallery__feature::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, transparent 45%, rgba(6, 18, 30, 0.76));
}

.focus-gallery__feature div {
  position: absolute;
  z-index: 2;
  left: 24px;
  right: 24px;
  bottom: 24px;
}

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

.work-tile {
  min-height: 250px;
}

.work-tile:nth-child(3n + 1) {
  min-height: 340px;
}

.work-tile.is-active {
  outline: 2px solid rgba(139, 16, 22, 0.66);
  outline-offset: -2px;
}

.world-grid {
  position: absolute;
  z-index: 4;
  left: clamp(18px, 5vw, 72px);
  right: clamp(18px, 5vw, 72px);
  bottom: clamp(18px, 5vw, 52px);
  grid-template-columns: repeat(8, minmax(0, 1fr));
  grid-auto-flow: dense;
  align-items: end;
}

.world-tile {
  min-height: 92px;
  max-height: 148px;
  opacity: 0.62;
  transition: opacity 0.25s ease, transform 0.25s ease, outline 0.25s ease;
}

.world-tile--0,
.world-tile--5 {
  grid-column: span 1;
  grid-row: span 1;
  min-height: 128px;
}

.world-tile--2,
.world-tile--6 {
  grid-column: span 1;
}

.world-tile:hover,
.world-tile.is-active {
  opacity: 1;
  transform: translateY(-8px);
}

#world {
  position: relative;
  display: block;
  min-height: 100vh;
  padding: 0;
  overflow: hidden;
  color: #f7fcff;
  border-top: 0;
  background: #0a1b2d;
}

#world .section__side {
  position: absolute;
  z-index: 5;
  left: 50%;
  top: clamp(72px, 12vh, 140px);
  width: min(820px, calc(100% - 40px));
  transform: translateX(-50%);
  text-align: center;
}

#world .section__title-zh,
#world .section__title-en,
#world .section__body {
  color: #f7fcff;
  text-shadow: 0 2px 22px rgba(0, 0, 0, 0.34);
}

#world .section__body {
  max-width: 680px;
  margin: 16px auto 0;
}

#world .section__main {
  min-height: 100vh;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
  transition-delay: var(--delay, 0s);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes slow-drift {
  from {
    transform: scale(1.02) translate3d(-1.5%, -1.2%, 0);
  }

  to {
    transform: scale(1.08) translate3d(1.5%, 1.2%, 0);
  }
}

.film-section {
  display: grid;
  grid-template-columns: minmax(220px, 360px) 1fr;
  gap: clamp(24px, 5vw, 72px);
  align-items: center;
  padding: clamp(42px, 7vw, 96px) clamp(20px, 5vw, 72px);
  color: #f7fcff;
  background: linear-gradient(120deg, #10253d, #415f72 58%, #8c1521);
}

.film-section h2 {
  margin: 14px 0 0;
  font-size: clamp(32px, 4.5vw, 64px);
  font-weight: 300;
  line-height: 1.1;
}

.film-section .section__title-en {
  color: rgba(247, 252, 255, 0.72);
}

.film-section video {
  width: 100%;
  max-height: 560px;
  background: #0b1b2d;
  box-shadow: var(--shadow);
}

.note-section {
  display: grid;
  grid-template-columns: minmax(180px, 260px) 1fr auto;
  gap: 34px;
  align-items: center;
  padding: 42px clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--line);
}

.note-section > p {
  margin: 0;
  max-width: 760px;
  color: #244d70;
  font-size: 18px;
  line-height: 1.8;
}

.note-section__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.footer {
  position: relative;
  display: grid;
  grid-template-columns: minmax(160px, 260px) 1fr minmax(220px, 320px);
  gap: clamp(28px, 4vw, 64px);
  padding: 42px clamp(20px, 5vw, 72px) 56px;
  color: #254d70;
  border-top: 1px solid var(--line);
  background: rgba(238, 247, 252, 0.72);
}

.footer__brand {
  display: grid;
  gap: 8px;
  align-content: start;
}

.footer__eyebrow {
  margin: 0;
  color: #5e7f96;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  letter-spacing: 0.22em;
}

.footer__brand span {
  display: block;
  font-size: 28px;
}

.footer__brand strong {
  display: block;
  color: var(--ink);
  font-size: 32px;
  font-weight: 300;
  line-height: 1;
}

.footer__brand p {
  margin: 0;
  max-width: 260px;
  line-height: 1.7;
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 12px 28px;
}

.footer__grid a {
  display: block;
  padding: 4px 0;
}

address {
  font-style: normal;
  line-height: 1.8;
}

.admin-link {
  position: absolute;
  right: clamp(20px, 5vw, 72px);
  bottom: 18px;
  color: #577891;
  font-size: 13px;
}

.lightbox {
  width: min(94vw, 1100px);
  padding: 0;
  border: 0;
  color: #fff;
  background: transparent;
}

.lightbox::backdrop {
  background: rgba(7, 18, 30, 0.82);
  backdrop-filter: blur(12px);
}

.lightbox img {
  width: 100%;
  max-height: 82vh;
  object-fit: contain;
  background: rgba(255, 255, 255, 0.08);
}

.lightbox p {
  margin: 12px 0 0;
  text-align: center;
}

.lightbox__close {
  position: fixed;
  top: 22px;
  right: 28px;
  border: 0;
  color: #fff;
  background: transparent;
  font-size: 38px;
  cursor: pointer;
}

@media (max-width: 1060px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .desktop-nav {
    display: none;
  }

  .menu-button {
    display: inline-flex;
  }

  .section,
  .film-section,
  .note-section,
  .footer {
    grid-template-columns: 1fr;
  }

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

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

  .inspiration-stage,
  .collection-detail,
  .focus-gallery,
  .collection-theatre__stage,
  .world-stage {
    grid-template-columns: 1fr;
  }

  .focus-gallery__feature,
  .world-orbit {
    position: relative;
    top: auto;
    min-height: 520px;
  }

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

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

  .collection-story {
    border-left: 0;
    border-top: 1px solid rgba(237, 248, 252, 0.24);
  }

  .collection-theatre__stage {
    min-height: 560px;
  }

  .collection-rotator {
    width: 100%;
    height: 320px;
  }

  .rotator-card {
    width: 140px;
    height: 220px;
    margin: -110px 0 0 -70px;
    transform: rotateY(var(--angle)) translateZ(160px);
  }
}

@media (max-width: 720px) {
  .site-header {
    min-height: 66px;
    padding: 14px 18px;
  }

  .brand-lockup {
    width: auto;
    height: auto;
  }

  .brand-lockup__zh {
    font-size: 27px;
  }

  .brand-lockup__en {
    font-size: 14px;
  }

  .hero {
    min-height: 100vh;
    min-height: 100svh;
  }

  .hero__image {
    object-position: 58% center;
  }

  .hero__content {
    min-height: 100vh;
    min-height: 100svh;
    padding: 98px 20px 58px;
  }

  .hero-tabs {
    right: 16px;
    left: 16px;
    bottom: 18px;
    justify-content: center;
  }

  .hero h1 {
    font-size: 54px;
  }

  .button {
    min-width: 140px;
  }

  .section {
    padding: 34px 16px;
  }

  .value-grid,
  .collection-cards,
  .motion-gallery,
  .detail-grid,
  .world-grid,
    .collection-detail__grid {
    grid-template-columns: 1fr;
  }

  .inspiration-full__content {
    width: 100%;
    padding: 84px 18px 96px;
  }

  .inspiration-full__content h2 {
    font-size: 54px;
  }

  .inspiration-dots {
    left: 18px;
    bottom: 28px;
  }

  .collection-theatre__stage {
    min-height: 540px;
  }

  .collection-rotator {
    width: 100%;
    height: 300px;
  }

  .rotator-card {
    width: 136px;
    height: 212px;
    margin: -106px 0 0 -68px;
    transform: rotateY(var(--angle)) translateZ(150px);
  }

  .craft-step,
  .craft-step.is-active {
    grid-template-columns: 54px 1fr;
    height: auto;
    min-height: auto;
    padding: 0;
  }

  .craft-step img {
    grid-column: 1 / -1;
    height: 0;
    min-height: 0;
  }

  .craft-step.is-active img {
    height: 220px;
  }

  .craft-step__copy {
    padding: 22px 14px;
  }

  .craft-step__copy strong {
    font-size: 26px;
  }

  .craft-step__copy em {
    padding-right: 14px;
    font-size: 10px;
  }

  .craft-step__copy p {
    font-size: 14px;
  }

  .world-orbit {
    min-height: 100vh;
  }

  #world .section__side {
    top: 76px;
  }

  .world-orbit div {
    top: 46%;
  }

  .world-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
  }

  .world-tile {
    min-height: 72px;
  }

  .collection-detail__copy {
    grid-row: auto;
  }

  .collection-detail__feature,
  .focus-gallery__feature,
  .gallery-tile,
  .work-tile,
  .world-tile,
  .world-tile--0,
  .world-tile--5 {
    grid-column: auto;
    grid-row: auto;
    min-height: 300px;
  }

  .gallery-tile--1 {
    grid-row: auto;
    min-height: 300px;
  }

  .note-section__actions {
    align-items: stretch;
  }

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