@import url("https://fonts.googleapis.com/css2?family=Noto+Sans:wght@300;700&family=Noto+Sans+KR:wght@300;700&display=swap");
@import "tailwindcss";

:root {
  --page-width: 1170px;
  --desktop-headline-size: 70px;
  --background: #fbf4ee;
  --background-deep: #f3e5da;
  --surface: rgba(255, 250, 246, 0.84);
  --surface-strong: rgba(255, 250, 246, 0.96);
  --foreground: #251d1c;
  --muted: #695652;
  --line: rgba(72, 45, 39, 0.08);
  --blush: #f6b17a;
  --rose: #f48120;
  --orange: #f48120;
  --warm-metal: #d86a17;
  --shadow: 0 30px 90px rgba(63, 35, 28, 0.12);
  --font-display: "Noto Sans", "Noto Sans KR", "Helvetica Neue", "Segoe UI", sans-serif;
  --font-body: "Noto Sans", "Noto Sans KR", "Helvetica Neue", "Segoe UI", sans-serif;
}

@theme inline {
  --color-background: var(--background);
  --color-foreground: var(--foreground);
  --font-sans: var(--font-body);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top left, rgba(244, 129, 32, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(216, 106, 23, 0.14), transparent 24%),
    linear-gradient(180deg, #fff9f4 0%, #f7efe6 48%, #f4e7dd 100%);
  color: var(--foreground);
  font-family: var(--font-body);
  font-weight: 300;
}

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

.launch-page {
  position: relative;
  overflow: clip;
  min-height: 100vh;
}

.launch-glow {
  position: absolute;
  border-radius: 999px;
  filter: blur(30px);
  pointer-events: none;
  opacity: 0.8;
}

.launch-glow-left {
  top: 6rem;
  left: -4rem;
  width: 13rem;
  height: 13rem;
  background: rgba(244, 129, 32, 0.2);
}

.launch-glow-right {
  top: 24rem;
  right: -3rem;
  width: 11rem;
  height: 11rem;
  background: rgba(216, 106, 23, 0.18);
}

.launch-content {
  position: relative;
  z-index: 1;
  width: min(100%, var(--page-width));
  margin: 0 auto;
  padding: 1rem 1rem 3rem;
}

.hero-stage,
.story-grid,
.launch-notes,
.image-break,
.closing-panel,
.launch-footer,
.product-visual {
  animation: rise-in 720ms ease both;
}

.eyebrow,
.brand-stamp,
.hero-caption-label,
.mood-pill {
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow {
  margin: 0;
  color: var(--rose);
  font-size: 0.72rem;
  font-weight: 300;
}

.brand-stamp {
  margin: 0;
  color: rgba(255, 248, 242, 0.88);
  font-size: 0.84rem;
  font-weight: 300;
}

.brand-logo {
  display: block;
  width: auto;
  height: auto;
}

.brand-logo-light {
  width: clamp(6.9rem, 25vw, 9rem);
}

.brand-logo-dark {
  width: clamp(7.5rem, 24vw, 10rem);
}

.story-card,
.note-card,
.image-break,
.closing-panel,
.launch-footer {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--surface-strong), var(--surface));
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.image-break,
.closing-panel,
.launch-footer {
  border-radius: 2rem;
}

.hero-stage {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  background: #1d120f;
}

.hero-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(
      180deg,
      rgba(14, 8, 7, 0.54) 0%,
      rgba(14, 8, 7, 0.16) 26%,
      rgba(14, 8, 7, 0.1) 58%,
      rgba(14, 8, 7, 0.6) 100%
    ),
    linear-gradient(90deg, rgba(17, 10, 8, 0.16), transparent 22%, transparent 78%, rgba(17, 10, 8, 0.16));
  pointer-events: none;
}

.hero-slides {
  position: absolute;
  inset: 0;
}

.hero-pairs {
  display: none;
}

.hero-overlay-artwork-mobile {
  display: none;
}

.hero-overlay-artwork-desktop {
  position: relative;
  display: block;
  aspect-ratio: 1040 / 713;
}

.hero-artwork-line {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: left top;
  opacity: 0;
  animation: hero-line-arrive 1.05s cubic-bezier(0.2, 0.75, 0.25, 1) forwards;
  will-change: transform, opacity, filter;
}

.hero-artwork-line-1 {
  clip-path: inset(0 0 84% 0);
  animation-delay: 0.35s;
}

.hero-artwork-line-2 {
  clip-path: inset(18% 0 64% 0);
  animation-delay: 0.49s;
}

.hero-artwork-line-3 {
  clip-path: inset(45% 0 38% 0);
  animation-delay: 0.63s;
}

.hero-artwork-line-4 {
  clip-path: inset(64% 0 18% 0);
  animation-delay: 0.77s;
}

.hero-artwork-line-5 {
  clip-path: inset(83% 0 0 0);
  animation-delay: 0.91s;
}

.hero-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  overflow: hidden;
  animation: hero-crossfade 9s infinite;
}

.hero-slide-1 {
  animation-delay: 0s;
}

.hero-slide-2 {
  animation-delay: 3s;
}

.hero-slide-3 {
  animation-delay: 6s;
}

.hero-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(25, 14, 12, 0.1), rgba(25, 14, 12, 0.34));
}

.hero-slide-video {
  position: absolute;
  inset: -4%;
  width: 108%;
  height: 108%;
  object-fit: cover;
  filter: saturate(1.04) contrast(1.02);
  animation: hero-pan 9s ease-in-out infinite;
}

.hero-copy h1,
.story-card h2,
.image-break-copy h2,
.closing-panel h2,
.hero-caption h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: -0.04em;
  line-height: 0.95;
}

.hero-overlay-copy h1 {
  margin: 0;
  color: #fff8f2;
  text-shadow: 0 18px 44px rgba(24, 15, 11, 0.34);
}

.hero-text,
.story-lines p,
.note-card p,
.image-break-copy p,
.hero-caption p,
.launch-footer p,
.closing-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
  font-size: 0.98rem;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: grid;
  align-content: space-between;
  padding: 1.25rem;
}

.hero-overlay-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.hero-overlay .eyebrow {
  max-width: 14rem;
  color: #ffd4b1;
  line-height: 1.45;
}

.hero-overlay-copy {
  display: block;
  align-self: end;
  justify-self: start;
  width: auto;
  padding-bottom: max(2rem, 6svh);
}

.hero-overlay-artwork {
  display: block;
  width: min(20rem, 78vw);
  max-width: 100%;
  filter: drop-shadow(0 12px 30px rgba(12, 6, 4, 0.38));
}

.story-grid,
.launch-notes {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.story-card,
.note-card {
  border-radius: 1.7rem;
}

.story-card {
  overflow: hidden;
}

.story-card-text {
  padding: 1.15rem;
}

.story-card-text h2,
.image-break-copy h2,
.closing-panel h2 {
  font-size: clamp(2.2rem, 8vw, 4.4rem);
  max-width: 10ch;
}

.story-lines {
  display: grid;
  gap: 0.85rem;
  margin-top: 1rem;
}

.story-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 24rem;
}

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

.note-card {
  padding: 1.1rem;
}

.note-card h3 {
  margin: 0 0 0.6rem;
  font-size: 1.2rem;
  font-weight: 300;
}

.image-break {
  display: grid;
  gap: 1.1rem;
  margin-top: 1rem;
  padding: 1rem;
}

.image-break-frame {
  overflow: hidden;
  margin: 0;
  border-radius: 1.55rem;
}

.image-break-frame img {
  width: 100%;
  min-height: 18rem;
  object-fit: cover;
}

.image-break-copy {
  display: grid;
  gap: 0.85rem;
}

.mood-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.35rem;
}

.mood-pill {
  padding: 0.65rem 0.9rem;
  border: 1px solid rgba(244, 129, 32, 0.24);
  border-radius: 999px;
  background: rgba(255, 250, 246, 0.92);
  color: var(--rose);
  font-size: 0.7rem;
  font-weight: 300;
}

.closing-panel {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
  padding: 1.15rem;
  background:
    linear-gradient(135deg, rgba(95, 48, 14, 0.96), rgba(244, 129, 32, 0.92));
}

.closing-panel .eyebrow,
.closing-panel h2,
.closing-panel p {
  color: #fff6f1;
}

.launch-footer {
  display: grid;
  gap: 0.4rem;
  align-items: start;
  margin-top: 1rem;
  padding: 1rem 1.15rem;
}

.launch-footer p:last-child {
  font-size: 0.88rem;
}

.product-visual {
  position: relative;
  width: min(100%, var(--page-width));
  margin: 0 auto;
  overflow: hidden;
  background: #fff;
}

.product-visual-media {
  position: relative;
  aspect-ratio: 464 / 749;
  overflow: hidden;
  background: #fff;
}

.product-visual-media video {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: block;
  width: 100%;
  height: auto;
}

.product-intro-copy {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(0.65rem, 1.5vw, 1rem);
  width: 100%;
  margin-top: -100px;
  padding: 0 clamp(1.35rem, 6vw, 4.5rem) 1.25rem;
  border: 0;
  background: #fff;
  box-shadow: none;
  color: #111;
}

.product-intro-copy h2 {
  display: grid;
  gap: 0.7rem;
  max-width: 15ch;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.35rem, 7vw, 5.2rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #111;
}

.product-intro-copy h2 span[lang="ko"] {
  width: max-content;
  max-width: 100%;
  font-size: 0.42em;
  font-weight: 300;
  line-height: 1.35;
  letter-spacing: -0.04em;
  text-transform: none;
  white-space: nowrap;
  color: #111;
}

.product-intro-copy p {
  max-width: 42rem;
  margin: 0;
  color: #111;
  font-size: clamp(1rem, 2.8vw, 1.2rem);
  line-height: 1.75;
  font-weight: 300;
}

.product-intro-copy .product-copy-ko {
  max-width: 48rem;
  margin-top: 0.35rem;
  font-size: clamp(0.66rem, 1.7vw, 0.78rem);
  font-weight: 300;
  line-height: 1.75;
  letter-spacing: -0.025em;
  color: #111;
}

.product-logo-lockup {
  padding: 0 clamp(1.35rem, 6vw, 4.5rem) clamp(2.8rem, 8vw, 5.5rem);
  background: #fff;
}

.product-logo-lockup img {
  width: min(19.2rem, 44.4vw);
  height: auto;
  transform: translateX(-6.7%);
}

.motion-moments {
  position: relative;
  width: min(100%, var(--page-width));
  margin: 0 auto;
  overflow: hidden;
  background: #090909;
}

.motion-moments::after {
  content: none;
}

.motion-moments > img {
  width: 100%;
  height: auto;
}

.motion-moments-copy {
  position: relative;
  display: grid;
  gap: clamp(1rem, 3vw, 1.65rem);
  padding: clamp(1.35rem, 6vw, 4.5rem);
  background: #090909;
  color: #fff;
}

.motion-moments-copy p {
  display: grid;
  gap: 0.28em;
  margin: 0;
  font-weight: 300;
}

.motion-moments-copy span {
  display: block;
}

.scroll-reveal .motion-moments-en span,
.scroll-reveal .motion-moments-ko span {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 700ms ease,
    transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.scroll-reveal.is-visible .motion-moments-en span,
.scroll-reveal.is-visible .motion-moments-ko span {
  opacity: 1;
  transform: translateY(0);
}

.scroll-reveal .motion-moments-en span:nth-child(2) {
  transition-delay: 90ms;
}

.scroll-reveal .motion-moments-en span:nth-child(3) {
  transition-delay: 180ms;
}

.scroll-reveal .motion-moments-ko span:nth-child(1) {
  transition-delay: 270ms;
}

.scroll-reveal .motion-moments-ko span:nth-child(2) {
  transition-delay: 360ms;
}

.scroll-reveal .motion-moments-ko span:nth-child(3) {
  transition-delay: 450ms;
}

.motion-moments-en {
  font-size: clamp(1.12rem, 4vw, 2.3rem);
  line-height: 1.4;
  letter-spacing: -0.025em;
}

.motion-moments-ko {
  font-size: clamp(0.68rem, 2vw, 0.92rem);
  line-height: 1.55;
  letter-spacing: -0.025em;
}

.formula-section {
  width: min(100%, var(--page-width));
  margin: 0 auto;
  overflow: hidden;
  background: #fff;
  color: #111;
}

.formula-heading {
  padding: clamp(4rem, 12vw, 8rem) clamp(1.35rem, 6vw, 4.5rem) 0;
}

.formula-kicker {
  margin: 0 0 clamp(1.5rem, 5vw, 3rem);
  color: var(--rose);
  font-size: clamp(0.68rem, 2vw, 0.84rem);
  font-weight: 300;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.formula-heading h2 {
  max-width: 13ch;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.55rem, 8.5vw, 6.4rem);
  font-weight: 300;
  line-height: 0.98;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.formula-title-ko {
  margin: 1.25rem 0 0;
  font-size: clamp(0.75rem, 2vw, 1rem);
  font-weight: 300;
  letter-spacing: -0.03em;
}

.formula-texture-motion {
  position: relative;
  z-index: 2;
  height: clamp(12rem, 42vw, 27rem);
  margin-top: clamp(0.5rem, 2vw, 1.5rem);
  overflow: visible;
  background: transparent;
  pointer-events: none;
}

.formula-motion-group {
  position: relative;
  z-index: 2;
  margin-bottom: clamp(-13.25rem, -18vw, -5rem);
  will-change: transform;
}

.formula-texture-motion img {
  position: absolute;
  top: 0;
  left: 5%;
  width: 90%;
  max-width: none;
  transform-origin: 50% 50%;
  will-change: transform;
}

.formula-pillars {
  position: relative;
  z-index: 3;
  display: grid;
  gap: 0.35rem;
  background: #fff;
}

.formula-pillar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.45rem 0.55rem;
  padding: clamp(0.72rem, 2.2vw, 1.15rem) clamp(1.35rem, 6vw, 4.5rem);
}

.formula-number {
  color: var(--rose);
  font: inherit;
  letter-spacing: 0.06em;
}

.formula-pillar h3 {
  display: flex;
  align-items: baseline;
  gap: 0.32rem;
  margin: 0;
  font-size: clamp(1.08rem, 3vw, 1.3rem);
  font-weight: 300;
  line-height: 1.35;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.formula-pillar h3 span {
  font-size: 1em;
  font-weight: 300;
  letter-spacing: -0.025em;
}

.formula-pillar h3 .formula-number {
  color: var(--rose);
  letter-spacing: 0.06em;
}

.formula-pillar h3 .formula-title-en {
  font-size: 1.1em;
}

.formula-pillar h3 span[lang="ko"] {
  font-size: clamp(0.72rem, 1.85vw, 0.82rem);
}

.formula-pillar + .formula-pillar {
  margin-top: clamp(0.55rem, 1.8vw, 1rem);
  padding-top: clamp(1.15rem, 3.4vw, 2rem);
  border-top: 1px solid rgba(244, 129, 32, 0.72);
}

.formula-pillar p {
  max-width: 52rem;
  margin: 0;
  font-weight: 300;
}

.formula-pillar-en {
  grid-column: 1;
  font-size: clamp(1rem, 2.8vw, 1.2rem);
  line-height: 1.75;
}

.formula-pillar-ko {
  grid-column: 1;
  font-size: clamp(0.72rem, 1.85vw, 0.82rem);
  line-height: 1.48;
}

.scroll-reveal.formula-heading-reveal > *,
.scroll-reveal.formula-pillar > * {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 720ms ease,
    transform 720ms cubic-bezier(0.22, 1, 0.36, 1);
}

.scroll-reveal.formula-heading-reveal.is-visible > *,
.scroll-reveal.formula-pillar.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

.scroll-reveal.formula-heading-reveal > *:nth-child(2),
.scroll-reveal.formula-pillar > *:nth-child(2) {
  transition-delay: 100ms;
}

.scroll-reveal.formula-pillar > *:nth-child(3) {
  transition-delay: 180ms;
}

.scroll-reveal.formula-pillar > *:nth-child(4) {
  transition-delay: 260ms;
}

.signature-orange {
  position: relative;
  width: min(100%, var(--page-width));
  margin: 0 auto;
  overflow: hidden;
  background: #f48321;
  color: #111;
}

.signature-orange > picture {
  display: block;
}

.signature-orange > picture > img {
  width: 100%;
  height: auto;
  filter: saturate(1.08) contrast(1.02);
}

.signature-orange-copy {
  position: absolute;
  top: 0;
  right: max(20px, 4.5%);
  bottom: 0;
  left: 39%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(0.65rem, 2.3vw, 1.5rem);
}

.signature-orange-heading h2 {
  display: grid;
  gap: 0;
  width: 111.12%;
  margin: 0;
  font-family: var(--font-display);
  color: #fff;
  font-size: clamp(2.35rem, 7vw, 5.2rem);
  font-weight: 300;
  line-height: 0.98;
  letter-spacing: 0.1em;
  transform: scaleX(0.9);
  transform-origin: left center;
  text-transform: uppercase;
}

.scroll-reveal.signature-orange-heading h2 span {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 720ms ease,
    transform 720ms cubic-bezier(0.22, 1, 0.36, 1);
}

.scroll-reveal.signature-orange-heading h2 span:nth-child(2) {
  transition-delay: 120ms;
}

.scroll-reveal.signature-orange-heading.is-visible h2 span {
  opacity: 1;
  transform: translateY(0);
}

.signature-orange-body {
  display: grid;
  gap: clamp(0.55rem, 1.35vw, 0.8rem);
  max-width: 32rem;
}

.signature-orange-body p {
  display: grid;
  margin: 0;
  font-size: clamp(1rem, 2.8vw, 1.2rem);
  font-weight: 300;
  line-height: 1.35;
  letter-spacing: -0.025em;
}

.signature-orange-body span {
  display: block;
  white-space: nowrap;
}

.signature-orange-body p[lang="ko"] {
  font-size: clamp(0.72rem, 1.85vw, 0.82rem);
  line-height: 1.45;
}

.signature-shell {
  position: relative;
  width: min(100%, var(--page-width));
  margin: 0 auto;
  overflow: hidden;
}

.signature-shell > picture {
  display: block;
}

.signature-shell > picture > img {
  width: 100%;
  height: auto;
}

.signature-shell-heading {
  position: absolute;
  top: 7%;
  left: max(20px, 5%);
}

.signature-shell-heading h2 {
  display: grid;
  gap: 0;
  margin: 0;
  color: #17130f;
  font-family: var(--font-display);
  font-size: clamp(2.35rem, 8vw, 5.8rem);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-reveal.signature-shell-heading h2 span {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 720ms ease,
    transform 720ms cubic-bezier(0.22, 1, 0.36, 1);
}

.scroll-reveal.signature-shell-heading h2 span:nth-child(2) {
  transition-delay: 100ms;
}

.scroll-reveal.signature-shell-heading h2 span:nth-child(3) {
  transition-delay: 200ms;
}

.scroll-reveal.signature-shell-heading.is-visible h2 span {
  opacity: 1;
  transform: translateY(0);
}

.cultural-object {
  position: relative;
  width: min(100%, var(--page-width));
  margin: 0 auto;
  padding: clamp(1.4rem, 4vw, 3rem) 0 clamp(0.5rem, 1.5vw, 1rem);
  overflow: hidden;
  background: #fff;
  color: #111;
}

.cultural-object-heading {
  padding: 0 max(20px, 5%);
}

.cultural-object-heading h2 {
  display: grid;
  gap: 0;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 9vw, 6.4rem);
  font-weight: 300;
  line-height: 0.94;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-reveal.cultural-object-heading h2 span {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 720ms ease,
    transform 720ms cubic-bezier(0.22, 1, 0.36, 1);
}

.scroll-reveal.cultural-object-heading h2 span:nth-child(2) {
  transition-delay: 100ms;
}

.scroll-reveal.cultural-object-heading h2 span:nth-child(3) {
  transition-delay: 200ms;
}

.scroll-reveal.cultural-object-heading.is-visible h2 span {
  opacity: 1;
  transform: translateY(0);
}

.cultural-scroll-cue {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.55rem;
  margin-top: 0.65rem;
  padding: 0 max(20px, 5%);
  color: var(--orange);
  font-size: 0.62rem;
  font-weight: 300;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.cultural-scroll-cue svg {
  width: 3.5rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.25;
  animation: cultural-swipe-cue 1.8s ease-in-out infinite;
}

.cultural-gallery {
  display: flex;
  gap: clamp(0.7rem, 2.5vw, 1.8rem);
  margin-top: 0.25rem;
  padding: 1.1rem max(20px, 5%) 1.8rem;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scroll-padding-inline: max(20px, 5%);
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  touch-action: pan-x pan-y;
  -webkit-overflow-scrolling: touch;
}

.cultural-gallery::-webkit-scrollbar {
  display: none;
}

.cultural-card {
  flex: 0 0 clamp(12.9rem, 66vw, 26.4rem);
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  scroll-snap-align: start;
  animation: cultural-card-float 5.6s ease-in-out infinite;
}

.cultural-card:nth-child(2n) {
  animation-delay: -2.1s;
}

.cultural-card:nth-child(3n) {
  animation-delay: -3.7s;
}

.cultural-card-frame {
  position: relative;
  display: block;
  aspect-ratio: 9 / 16;
  overflow: hidden;
  background: #eee8df;
}

.cultural-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.025);
  transition:
    opacity 620ms ease,
    transform 900ms cubic-bezier(0.22, 1, 0.36, 1);
}

.cultural-card img.is-active {
  opacity: 1;
  transform: scale(1);
}

.cultural-card-dots {
  position: absolute;
  z-index: 2;
  bottom: 0.75rem;
  left: 50%;
  display: flex;
  gap: 0.38rem;
  padding: 0.35rem 0.48rem;
  border-radius: 999px;
  background: rgb(0 0 0 / 24%);
  transform: translateX(-50%);
  backdrop-filter: blur(5px);
}

.cultural-card-dots > span {
  width: 0.34rem;
  height: 0.34rem;
  border: 1px solid #fff;
  border-radius: 50%;
  background: transparent;
  transition:
    background-color 300ms ease,
    transform 300ms ease;
}

.cultural-card-dots > span.is-active {
  background: #fff;
  transform: scale(1.18);
}

.cultural-card:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 5px;
}

@keyframes cultural-card-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes cultural-desktop-drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0) rotate(-0.4deg);
  }
  50% {
    transform: translate3d(0, -12px, 0) rotate(0.4deg);
  }
}

@keyframes cultural-swipe-cue {
  0%,
  100% {
    transform: translateX(-3px);
  }
  50% {
    transform: translateX(3px);
  }
}

.motion-beauty-closing {
  width: min(100%, var(--page-width));
  margin: 0 auto;
  background: #fff;
  color: #111;
}

.motion-beauty-intro {
  padding: clamp(0.4rem, 1.5vw, 1rem) max(20px, 5%) clamp(1.6rem, 5vw, 3.5rem);
}

.motion-beauty-heading h2 {
  display: grid;
  gap: 0;
  margin: 0;
  color: var(--orange);
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 9vw, 6.4rem);
  font-weight: 300;
  line-height: 0.87;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-reveal.motion-beauty-heading h2 span {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 720ms ease,
    transform 720ms cubic-bezier(0.22, 1, 0.36, 1);
}

.scroll-reveal.motion-beauty-heading h2 span:nth-child(2) {
  transition-delay: 110ms;
}

.scroll-reveal.motion-beauty-heading.is-visible h2 span {
  opacity: 1;
  transform: translateY(0);
}

.motion-beauty-copy {
  display: grid;
  gap: 0.35rem;
  margin-top: 0.12rem;
  margin-left: 0;
}

.motion-beauty-copy p {
  margin: 0;
  font-size: clamp(0.92rem, 2.7vw, 1.2rem);
  font-weight: 300;
  line-height: 1.45;
  letter-spacing: -0.025em;
}

.motion-beauty-copy p[lang="ko"] {
  font-size: clamp(0.7rem, 1.9vw, 0.84rem);
}

.motion-beauty-closing > video {
  display: block;
  width: 100%;
  height: auto;
  background: #111;
}

.crew-signup {
  padding: clamp(1.15rem, 3.5vw, 2.2rem) max(20px, 5%) clamp(1.3rem, 4vw, 2.5rem);
  background: #f48120;
  color: #111;
}

.crew-signup form,
.crew-email-row,
.crew-email-row input,
.crew-email-row button {
  background-color: #f48120;
}

.crew-signup h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 5.2vw, 3.5rem);
  font-weight: 300;
  line-height: 0.9;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.crew-signup-copy {
  display: grid;
  gap: 0.08rem;
  margin-top: clamp(0.6rem, 1.8vw, 1rem);
}

.crew-signup-copy-secondary {
  margin-top: clamp(0.48rem, 1.4vw, 0.8rem);
}

.crew-signup-copy p {
  margin: 0;
  font-size: clamp(0.76rem, 2.15vw, 0.96rem);
  font-weight: 300;
  line-height: 1.25;
  letter-spacing: -0.025em;
}

.crew-signup-copy p[lang="ko"] {
  font-size: clamp(0.62rem, 1.65vw, 0.74rem);
}

.crew-signup form {
  margin-top: clamp(0.8rem, 2.3vw, 1.35rem);
}

.crew-signup label {
  display: block;
  margin-bottom: 0.2rem;
  font-size: clamp(0.64rem, 1.75vw, 0.78rem);
  font-weight: 300;
  letter-spacing: 0.04em;
}

.crew-email-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  border-bottom: 1px solid #111;
}

.crew-email-row input {
  min-width: 0;
  padding: 0.48rem 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: #111;
  font: inherit;
  font-size: clamp(0.72rem, 2vw, 0.88rem);
  font-weight: 300;
}

.crew-email-row input::placeholder {
  color: rgb(17 17 17 / 62%);
}

.crew-email-row input:-webkit-autofill,
.crew-email-row input:-webkit-autofill:hover,
.crew-email-row input:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0 1000px #f48120 inset;
  -webkit-text-fill-color: #111;
}

.crew-email-row button {
  display: grid;
  align-content: center;
  justify-items: end;
  padding: 0.25rem 0 0.25rem 1rem;
  border: 0;
  background: transparent;
  color: #111;
  cursor: pointer;
  font: inherit;
  font-size: clamp(0.64rem, 1.75vw, 0.78rem);
  font-weight: 300;
  line-height: 1.25;
  text-transform: uppercase;
}

.crew-email-row button span[lang="ko"] {
  font-size: 0.7em;
  text-transform: none;
}

.crew-email-row:focus-within {
  border-bottom-width: 2px;
}

.motion-brand-panel {
  padding: clamp(2.4rem, 7vw, 4.5rem) clamp(1.35rem, 6vw, 4.5rem);
  background: #050505;
  color: #fff;
}

.motion-brand-panel > img {
  width: min(19.2rem, 44.4vw);
  height: auto;
  transform: translateX(-6.7%);
}

.motion-brand-panel p {
  margin: clamp(1.2rem, 3.5vw, 2.2rem) 0 0;
  color: #fff;
  font-family: var(--font-display);
  font-size: clamp(0.88rem, 2.8vw, 1.5rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.motion-beauty-footer {
  padding: clamp(1.35rem, 4vw, 2.5rem) max(20px, 5%) clamp(1.6rem, 5vw, 3rem);
}

.motion-beauty-copyright {
  margin: 0;
  font-size: clamp(0.64rem, 1.75vw, 0.78rem);
  font-weight: 300;
}

.motion-beauty-contact {
  display: grid;
  gap: 0.16rem;
  margin-top: clamp(0.85rem, 2.5vw, 1.5rem);
}

.motion-beauty-contact p {
  margin: 0;
  font-size: clamp(0.64rem, 1.75vw, 0.78rem);
  font-weight: 300;
  line-height: 1.35;
}

.motion-beauty-contact .motion-beauty-contact-title {
  margin-bottom: 0.2rem;
  font-size: clamp(0.72rem, 2vw, 0.86rem);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.motion-beauty-social {
  display: grid;
  gap: 0.16rem;
  margin-top: 0.55rem;
}

@media (min-width: 1024px) {
  .launch-content {
    padding: 1.4rem 1.4rem 4rem;
  }

  .product-visual {
    display: grid;
    grid-template-columns: minmax(0, 44%) minmax(0, 56%);
    grid-template-areas:
      "media copy"
      "media logo";
    align-items: start;
    width: min(100%, var(--page-width));
  }

  .product-visual-media {
    grid-area: media;
    width: 100%;
    min-width: 0;
    aspect-ratio: 464 / 749;
  }

  .product-visual-media video {
    transform: translateY(clamp(3.5rem, 5.2vw, 5.25rem));
  }

  .product-intro-copy {
    grid-area: copy;
    align-self: end;
    width: 100%;
    min-width: 0;
    margin-top: 0;
    padding: clamp(4rem, 9vw, 8.5rem) clamp(2.5rem, 4vw, 4rem) 1.25rem clamp(2.5rem, 4vw, 4rem);
  }

  .product-intro-copy h2 {
    max-width: 100%;
    font-size: var(--desktop-headline-size);
  }

  .formula-heading h2,
  .signature-orange-heading h2,
  .signature-shell-heading h2,
  .cultural-object-heading h2,
  .motion-beauty-heading h2 {
    font-size: var(--desktop-headline-size);
  }

  /* Four swipeable cards mirror the mobile gallery while fitting the desktop frame. */
  .cultural-gallery {
    gap: 1.1rem;
    padding-block: 2.3rem;
  }

  .cultural-scroll-cue {
    display: none;
  }

  .cultural-card {
    flex-basis: calc((100% - 3.3rem) / 4);
    position: relative;
    z-index: 0;
    animation: cultural-desktop-drift 7.4s ease-in-out infinite;
    transition:
      transform 520ms cubic-bezier(0.22, 1, 0.36, 1),
      opacity 360ms ease,
      filter 360ms ease;
  }

  .cultural-card:nth-child(2n) {
    animation-delay: -2.4s;
  }

  .cultural-card:nth-child(3n) {
    animation-delay: -4.8s;
  }

  .cultural-gallery.has-hovered-card .cultural-card:not(.is-hovered) {
    opacity: 0.45;
    filter: saturate(0.78);
    transform: scale(0.9);
  }

  .cultural-card.is-hovered,
  .cultural-card:focus-visible {
    z-index: 2;
    animation: none;
    transform: scale(1.2);
  }

  .motion-beauty-copy {
    margin-top: 0.55rem;
  }

  .signature-orange {
    aspect-ratio: 1266 / 860;
  }

  .signature-orange > picture,
  .signature-orange > picture > img {
    height: 100%;
  }

  .signature-orange > picture > img {
    filter: none;
    object-fit: cover;
    object-position: center 80%;
    transform: none;
  }

  .signature-orange-copy {
    right: 8%;
    left: 50%;
  }

  .signature-orange-body {
    max-width: 36rem;
  }

  .signature-orange-body p {
    display: block;
    font-size: clamp(0.92rem, 1.15vw, 1.08rem);
    line-height: 1.75;
  }

  .signature-orange-body span {
    display: inline;
    white-space: normal;
  }

  .signature-orange-body span:not(:last-child) {
    margin-inline-end: 0.28em;
  }

  .signature-orange-body p[lang="ko"] {
    font-size: clamp(0.66rem, 0.85vw, 0.78rem);
    line-height: 1.48;
  }

  .product-intro-copy p {
    max-width: 34rem;
    font-size: clamp(0.92rem, 1.15vw, 1.08rem);
  }

  .product-intro-copy .product-copy-ko {
    max-width: 36rem;
    font-size: clamp(0.66rem, 0.85vw, 0.78rem);
  }

  .product-logo-lockup {
    grid-area: logo;
    align-self: start;
    width: 100%;
    padding: 1.1rem clamp(2.5rem, 4vw, 4rem) clamp(3rem, 6vw, 5rem);
  }

  .product-logo-lockup img {
    width: min(15rem, 58%);
    transform: none;
  }

  .formula-section {
    display: flow-root;
    overflow: visible;
  }

  .formula-motion-group {
    width: 100%;
    margin: -210px 0 clamp(2rem, 4vw, 3.5rem);
    transform: none;
  }

  .formula-texture-motion {
    width: 80%;
    height: clamp(15rem, 30vw, 24rem);
    margin-top: 0;
    margin-left: auto;
  }

  .formula-texture-motion img {
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
  }

  .formula-pillars {
    gap: 0;
    margin-top: 0;
  }

  .formula-pillar {
    padding: 1.5rem clamp(2.75rem, 6vw, 4.5rem);
  }

  .formula-pillar + .formula-pillar {
    margin-top: 0.9rem;
    padding-top: 1.65rem;
  }

  .formula-pillar:last-child {
    padding-bottom: 2.25rem;
  }

  .hero-slides-mobile {
    display: none;
  }

  .hero-pairs {
    position: absolute;
    inset: 0;
    display: block;
  }

  .hero-pair {
    position: absolute;
    inset: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin: 0;
    opacity: 0;
    overflow: hidden;
    animation: hero-pair-crossfade 18s infinite;
  }

  .hero-pair-1 {
    animation-delay: 0s;
  }

  .hero-pair-2 {
    animation-delay: 6s;
  }

  .hero-pair-3 {
    animation-delay: 12s;
  }

  .hero-pair-pane {
    position: relative;
    overflow: hidden;
  }

  .hero-pair-video {
    position: absolute;
    inset: -5%;
    width: 110%;
    height: 110%;
    max-width: none;
    object-fit: cover;
    object-position: center 25%;
    filter: saturate(1.05) contrast(1.02);
    animation: hero-pair-drift-left 12s ease-in-out infinite alternate;
    will-change: transform;
  }

  .hero-pair-pane-2 .hero-pair-video {
    animation-name: hero-pair-drift-right;
    animation-delay: -3s;
  }

  .hero-overlay {
    padding: 1.75rem;
  }

  .hero-overlay-copy {
    padding-bottom: 3rem;
  }

  .hero-overlay .eyebrow {
    max-width: 18rem;
  }

  .hero-overlay-artwork-mobile {
    display: none;
  }

  .hero-overlay-artwork-desktop {
    position: relative;
    display: block;
    width: clamp(28rem, 34vw, 44rem);
    aspect-ratio: 1040 / 713;
  }

  .hero-artwork-line {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: left top;
    opacity: 0;
    animation: hero-line-arrive 1.05s cubic-bezier(0.2, 0.75, 0.25, 1) forwards;
    will-change: transform, opacity, filter;
  }

  .hero-artwork-line-1 {
    clip-path: inset(0 0 84% 0);
    animation-delay: 0.35s;
  }

  .hero-artwork-line-2 {
    clip-path: inset(18% 0 64% 0);
    animation-delay: 0.49s;
  }

  .hero-artwork-line-3 {
    clip-path: inset(45% 0 38% 0);
    animation-delay: 0.63s;
  }

  .hero-artwork-line-4 {
    clip-path: inset(64% 0 18% 0);
    animation-delay: 0.77s;
  }

  .hero-artwork-line-5 {
    clip-path: inset(83% 0 0 0);
    animation-delay: 0.91s;
  }

  @media (min-width: 1600px) {
    .hero-overlay-artwork-desktop {
      width: clamp(36rem, 40vw, 50rem);
    }
  }

  .story-grid {
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
  }

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

  .image-break {
    grid-template-columns: minmax(0, 1.12fr) minmax(18rem, 0.88fr);
    align-items: center;
    padding: 1.25rem;
  }

  .closing-panel,
  .launch-footer {
    padding: 1.4rem;
  }

  .motion-moments-copy {
    max-width: 58rem;
  }

  .formula-pillar {
    grid-template-columns: minmax(0, 1fr);
  }

  .formula-pillar-en,
  .formula-pillar-ko {
    grid-column: 1;
  }
}

@media (max-width: 767px) {
  .formula-motion-group {
    margin-bottom: 0;
  }

  .formula-texture-motion {
    /* Leave the full texture visible before the first formula paragraph begins. */
    height: calc(clamp(12rem, 42vw, 27rem) + 3.25rem);
  }

  .formula-pillar:last-child {
    padding-bottom: 2.5rem;
  }

  .signature-orange {
    margin-top: 0;
  }

  .hero-overlay-copy {
    padding-bottom: max(1.85rem, 5.5svh);
  }

  .hero-overlay-artwork {
    width: min(17rem, 70vw);
  }

  .motion-beauty-copy {
    margin-top: 0.45rem;
  }
}

.background-music {
  position: relative;
  z-index: 100;
}

.sound-control {
  position: fixed;
  right: max(1rem, env(safe-area-inset-right));
  bottom: max(1rem, env(safe-area-inset-bottom));
  z-index: 100;
  min-width: 7.2rem;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.65rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 999px;
  background: rgba(5, 5, 5, 0.82);
  color: #fff;
  font: 300 0.66rem/1 "Noto Sans", sans-serif;
  letter-spacing: 0.12em;
  cursor: pointer;
  box-shadow: 0 0.45rem 1.5rem rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.sound-control:focus-visible {
  outline: 2px solid #f48120;
  outline-offset: 3px;
}

.sound-control-label strong {
  color: #f48120;
  font-weight: 400;
}

.sound-control-bars {
  height: 0.9rem;
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
}

.sound-control-bars span {
  width: 2px;
  height: 35%;
  display: block;
  border-radius: 2px;
  background: #f48120;
  transform-origin: center bottom;
}

.sound-control-bars span:nth-child(2) {
  height: 75%;
}

.sound-control-bars span:nth-child(3) {
  height: 52%;
}

.sound-control.is-playing .sound-control-bars span {
  animation: sound-level 0.72s ease-in-out infinite alternate;
}

.sound-control.is-playing .sound-control-bars span:nth-child(2) {
  animation-delay: -0.24s;
}

.sound-control.is-playing .sound-control-bars span:nth-child(3) {
  animation-delay: -0.48s;
}

/* Keep every major headline reveal consistent across the one-page story. */
.scroll-reveal.headline-motion h2,
.scroll-reveal.formula-heading-reveal > *,
.scroll-reveal.signature-orange-heading h2 span,
.scroll-reveal.signature-shell-heading h2 span,
.scroll-reveal.cultural-object-heading h2 span,
.scroll-reveal.motion-beauty-heading h2 span {
  opacity: 0;
  filter: blur(5px);
  transform: translateY(42px);
  transition:
    opacity 1.1s ease 0.14s,
    filter 1.1s ease 0.14s,
    transform 1.1s cubic-bezier(0.22, 1, 0.36, 1) 0.14s;
  will-change: opacity, filter, transform;
}

.scroll-reveal.headline-motion.is-visible h2,
.scroll-reveal.formula-heading-reveal.is-visible > *,
.scroll-reveal.signature-orange-heading.is-visible h2 span,
.scroll-reveal.signature-shell-heading.is-visible h2 span,
.scroll-reveal.cultural-object-heading.is-visible h2 span,
.scroll-reveal.motion-beauty-heading.is-visible h2 span {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0);
}

.scroll-reveal.formula-heading-reveal > *:nth-child(2),
.scroll-reveal.signature-orange-heading h2 span:nth-child(2),
.scroll-reveal.signature-shell-heading h2 span:nth-child(2),
.scroll-reveal.cultural-object-heading h2 span:nth-child(2),
.scroll-reveal.motion-beauty-heading h2 span:nth-child(2) {
  transition-delay: 0.26s;
}

.scroll-reveal.signature-shell-heading h2 span:nth-child(3),
.scroll-reveal.cultural-object-heading h2 span:nth-child(3) {
  transition-delay: 0.38s;
}

@media (prefers-reduced-motion: reduce) {
  .sound-control.is-playing .sound-control-bars span {
    animation: none;
  }

  .scroll-reveal .motion-moments-en span,
  .scroll-reveal .motion-moments-ko span {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .scroll-reveal.formula-heading-reveal > *,
  .scroll-reveal.formula-pillar > * {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .scroll-reveal.signature-orange-heading h2 span,
  .scroll-reveal.signature-shell-heading h2 span,
  .scroll-reveal.cultural-object-heading h2 span,
  .scroll-reveal.motion-beauty-heading h2 span,
  .scroll-reveal.headline-motion h2 {
    opacity: 1;
    filter: none;
    transform: none;
    transition: none;
  }

  .cultural-card {
    animation: none;
  }

  .cultural-scroll-cue svg {
    animation: none;
  }
}

@keyframes sound-level {
  from {
    transform: scaleY(0.42);
  }
  to {
    transform: scaleY(1.15);
  }
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes hero-crossfade {
  0% {
    opacity: 0;
  }
  8% {
    opacity: 1;
  }
  28% {
    opacity: 1;
  }
  38% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}

@keyframes hero-pan {
  0% {
    transform: scale(1.04) translate3d(-2%, -1.5%, 0);
  }
  50% {
    transform: scale(1.11) translate3d(2%, 2%, 0);
  }
  100% {
    transform: scale(1.16) translate3d(-1%, 1.5%, 0);
  }
}

@keyframes hero-pair-crossfade {
  0% {
    opacity: 0;
  }
  7% {
    opacity: 1;
  }
  29% {
    opacity: 1;
  }
  38% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}

@keyframes hero-pair-drift-left {
  from {
    transform: scale(1.02) translate3d(-1.8%, -1%, 0);
  }
  to {
    transform: scale(1.1) translate3d(2.4%, 1.5%, 0);
  }
}

@keyframes hero-pair-drift-right {
  from {
    transform: scale(1.09) translate3d(2%, 1.2%, 0);
  }
  to {
    transform: scale(1.02) translate3d(-2.2%, -1.4%, 0);
  }
}

@keyframes hero-line-arrive {
  from {
    opacity: 0;
    filter: blur(7px);
    transform: translate3d(264px, 0, 0);
  }
  to {
    opacity: 1;
    filter: blur(0);
    transform: translate3d(0, 0, 0);
  }
}