:root {
  color-scheme: light;
  --color-background: #ffffff;
  --color-surface: #f5f6f6;
  --color-surface-strong: #ebeeee;
  --color-line: #d9dede;
  --color-ink: #111111;
  --color-muted: #626867;
  --color-on-dark: #ffffff;
  --header-gutter: clamp(1rem, 3.3vw, 4rem);
  --header-top: clamp(1rem, 2.6vw, 2rem);
  font-family:
    Pretendard, SUIT, "Noto Sans KR", -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  background: var(--color-background);
  color: var(--color-ink);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

html {
  background: var(--color-background);
  text-rendering: geometricPrecision;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  background: var(--color-background);
}

button,
a {
  color: inherit;
  font: inherit;
}

a {
  text-decoration: none;
}

.site-header {
  position: fixed;
  z-index: 100;
  top: var(--header-top);
  right: var(--header-gutter);
  left: var(--header-gutter);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  pointer-events: none;
}

.brand,
.primary-navigation,
.portal-link,
.menu-toggle {
  pointer-events: auto;
}

.brand {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.92rem;
  font-weight: 720;
  letter-spacing: 0.055em;
}

.brand-mark {
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border: 1px solid var(--color-line);
  border-radius: 50%;
  background: rgb(255 255 255 / 88%);
  font-size: 0.67rem;
  letter-spacing: -0.05em;
  transition:
    color 220ms ease,
    background-color 220ms ease,
    transform 450ms cubic-bezier(0.16, 1, 0.3, 1);
}

.brand:hover .brand-mark {
  background: var(--color-ink);
  color: var(--color-on-dark);
  transform: rotate(-8deg);
}

.primary-navigation {
  --pointer-x: 50%;
  position: relative;
  display: flex;
  grid-column: 2;
  align-items: center;
  gap: 0.12rem;
  padding: 0.38rem;
  border: 1px solid rgb(17 17 17 / 7%);
  border-radius: 999px;
  background:
    radial-gradient(
      circle at var(--pointer-x) 0%,
      rgb(255 255 255 / 100%),
      transparent 9rem
    ),
    rgb(245 246 246 / 94%);
  box-shadow:
    0 1rem 2.6rem -1.6rem rgb(20 28 27 / 38%),
    inset 0 1px 0 rgb(255 255 255 / 92%);
  isolation: isolate;
  transition:
    background-color 240ms ease,
    box-shadow 240ms ease,
    transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.primary-navigation:hover {
  box-shadow:
    0 1.25rem 3rem -1.45rem rgb(20 28 27 / 46%),
    inset 0 1px 0 rgb(255 255 255 / 100%);
  transform: translateY(-2px);
}

.nav-link {
  position: relative;
  display: grid;
  min-height: 2.55rem;
  align-items: center;
  overflow: hidden;
  padding: 0 0.92rem;
  border-radius: 999px;
  color: var(--color-ink);
  font-size: 0.81rem;
  font-weight: 630;
  letter-spacing: -0.015em;
  outline: none;
  transition:
    color 180ms ease,
    background-color 180ms ease,
    transform 300ms cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-link::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  border-radius: inherit;
  background: var(--color-surface-strong);
  content: "";
  opacity: 0;
  transform: scale(0.82);
  transition:
    opacity 180ms ease,
    transform 360ms cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-link:hover::before,
.nav-link:focus-visible::before {
  opacity: 1;
  transform: scale(1);
}

.nav-label {
  position: relative;
  display: block;
  line-height: 1;
  transition: transform 430ms cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-label::after {
  position: absolute;
  top: calc(100% + 1.15rem);
  left: 0;
  width: 100%;
  content: attr(data-label);
  text-align: center;
}

.nav-link:hover .nav-label,
.nav-link:focus-visible .nav-label {
  transform: translateY(calc(-100% - 1.15rem));
}

.nav-link-strong {
  min-width: 5.7rem;
  margin-left: 0.15rem;
  background: var(--color-ink);
  color: var(--color-on-dark);
}

.nav-link-strong::before {
  background: #303433;
}

.portal-link {
  display: inline-flex;
  grid-column: 3;
  justify-self: end;
  align-items: center;
  gap: 0.55rem;
  padding: 0.7rem 0.95rem;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: rgb(255 255 255 / 82%);
  color: var(--color-muted);
  font-size: 0.74rem;
  font-weight: 650;
  transition:
    color 180ms ease,
    border-color 180ms ease,
    transform 350ms cubic-bezier(0.16, 1, 0.3, 1);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.portal-link:hover,
.portal-link:focus-visible {
  border-color: #aeb5b4;
  color: var(--color-ink);
  transform: translateY(-2px);
}

.portal-status {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: #789187;
  box-shadow: 0 0 0 0.22rem rgb(120 145 135 / 13%);
}

.menu-toggle {
  display: none;
}

.site-pages,
.page-view {
  min-height: 100vh;
  background: var(--color-background);
}

.page-view[hidden] {
  display: none;
}

.landing-view {
  min-height: 100svh;
}

html[data-prototype-focus="landing-flow"]
  .landing-view
  > :not([data-checkpoint="9"]),
html[data-prototype-focus="particle-title"]
  .landing-view
  > :not([data-checkpoint="1"]) {
  display: none;
}

.particle-hero {
  display: grid;
  min-height: 100svh;
  align-content: center;
  justify-items: center;
  padding: clamp(7rem, 14vh, 10rem) var(--header-gutter) clamp(3rem, 7vh, 6rem);
  overflow: hidden;
  text-align: center;
}

.particle-eyebrow,
.particle-description,
.particle-hint {
  margin: 0;
}

.particle-eyebrow {
  font-size: clamp(0.63rem, 0.72vw, 0.75rem);
  font-weight: 720;
  letter-spacing: 0.22em;
}

.particle-stage {
  position: relative;
  width: min(100%, 92rem);
  height: clamp(19rem, 43vw, 39rem);
  margin-block: clamp(0.5rem, 1.8vw, 1.5rem);
}

.particle-canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0;
  touch-action: none;
  transition: opacity 480ms ease;
}

.particle-stage[data-enhanced="true"] .particle-canvas {
  opacity: 1;
}

.particle-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  margin: 0;
  font-size: clamp(3.2rem, 7.3vw, 8.2rem);
  font-weight: 720;
  letter-spacing: -0.075em;
  line-height: 0.94;
  opacity: 1;
  transition: opacity 320ms ease;
}

.particle-fallback span {
  display: block;
}

.particle-stage[data-enhanced="true"] .particle-fallback {
  opacity: 0;
}

.particle-description {
  color: var(--color-muted);
  font-size: clamp(0.82rem, 1vw, 0.98rem);
  line-height: 1.75;
}

.particle-hint {
  margin-top: 1rem;
  color: #8d9291;
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.2em;
}

.particle-effect-switch {
  display: inline-flex;
  align-items: stretch;
  gap: 0.2rem;
  margin-top: clamp(1.5rem, 2.8vw, 2.3rem);
  padding: 0.26rem;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: var(--color-surface);
}

.particle-effect-switch button {
  min-height: 2rem;
  min-width: 2rem;
  padding: 0 0.65rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--color-muted);
  cursor: pointer;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition:
    background-color 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.particle-effect-switch button:hover {
  color: var(--color-ink);
  transform: translateY(-1px);
}

.particle-effect-switch button:focus-visible {
  outline: 2px solid rgb(17 17 17 / 30%);
  outline-offset: 2px;
}

.particle-effect-current {
  display: grid;
  min-width: 8.8rem;
  align-content: center;
  padding: 0.28rem 1rem 0.32rem;
  border-radius: 999px;
  background: var(--color-ink);
  color: var(--color-on-dark);
  line-height: 1.05;
}

.particle-effect-current span {
  color: rgb(255 255 255 / 58%);
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.13em;
}

.particle-effect-current strong {
  margin-top: 0.2rem;
  font-size: 0.68rem;
  font-weight: 720;
  letter-spacing: 0.03em;
}

.model-particle-section {
  position: relative;
  display: grid;
  min-height: 100svh;
  grid-template-columns: minmax(15rem, 0.72fr) minmax(0, 1.28fr);
  align-items: center;
  gap: clamp(2rem, 4vw, 6rem);
  padding: clamp(8rem, 13vh, 11rem) var(--header-gutter) clamp(5rem, 8vh, 8rem);
  overflow: hidden;
  border-top: 1px solid var(--color-line);
  background: var(--color-background);
}

.model-particle-copy {
  position: relative;
  z-index: 2;
  align-self: center;
}

.model-particle-copy p,
.model-particle-copy h2,
.model-particle-meta,
.model-particle-status {
  margin: 0;
}

.model-particle-copy p {
  margin-bottom: clamp(1.3rem, 2.4vw, 2rem);
  font-size: 0.61rem;
  font-weight: 720;
  letter-spacing: 0.2em;
}

.model-particle-copy h2 {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  font-size: clamp(2.75rem, 5vw, 6.4rem);
  font-weight: 720;
  letter-spacing: -0.065em;
  line-height: 0.94;
  opacity: 1;
  transition: opacity 320ms ease;
}

.model-particle-copy h2 span {
  display: block;
}

.model-copy-particle-stage {
  position: relative;
  width: 100%;
  height: clamp(13rem, 19vw, 23rem);
}

.model-copy-particle-stage canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 480ms ease;
}

.model-copy-particle-stage[data-enhanced="true"] canvas {
  opacity: 1;
}

.model-copy-particle-stage[data-enhanced="true"] h2 {
  opacity: 0;
}

.model-particle-stage {
  position: relative;
  min-width: 0;
  height: min(72svh, 53rem);
  cursor: crosshair;
}

.model-particle-stage canvas {
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 600ms ease;
}

.model-particle-stage[data-ready="true"] canvas {
  opacity: 1;
}

.model-particle-status {
  position: absolute;
  inset: 50% auto auto 50%;
  color: var(--color-muted);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  transform: translate(-50%, -50%);
}

.model-particle-stage[data-ready="true"] .model-particle-status {
  opacity: 0;
}

.model-particle-meta {
  position: absolute;
  right: var(--header-gutter);
  bottom: clamp(2rem, 4vh, 3.5rem);
  left: var(--header-gutter);
  display: flex;
  justify-content: space-between;
  color: #7f8583;
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.morph-particle-section {
  position: relative;
  min-height: 260svh;
  border-top: 1px solid var(--color-line);
  background: var(--color-background);
}

.morph-particle-sticky {
  position: sticky;
  top: 0;
  display: grid;
  height: 100svh;
  align-content: center;
  padding: clamp(7rem, 11vh, 9rem) var(--header-gutter) clamp(4rem, 7vh, 6rem);
  overflow: hidden;
  background: var(--color-background);
}

.morph-particle-heading {
  position: absolute;
  top: clamp(7rem, 11vh, 9rem);
  right: var(--header-gutter);
  left: var(--header-gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.morph-particle-heading p,
.morph-particle-stage h2,
.morph-particle-stage p,
.morph-particle-meta {
  margin: 0;
}

.morph-particle-heading p {
  font-size: 0.61rem;
  font-weight: 720;
  letter-spacing: 0.2em;
}

.morph-particle-state {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #737977;
  font-size: 0.54rem;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.morph-particle-state i {
  position: relative;
  display: block;
  width: clamp(4.5rem, 7vw, 7rem);
  height: 1px;
  overflow: hidden;
  background: var(--color-line);
}

.morph-particle-state b {
  position: absolute;
  inset: 0;
  display: block;
  background: var(--color-ink);
  transform: scaleX(0);
  transform-origin: left center;
}

.morph-particle-stage {
  position: relative;
  width: min(100%, 108rem);
  height: min(72svh, 54rem);
  justify-self: center;
  cursor: crosshair;
  touch-action: pan-y;
}

.morph-particle-stage canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
}

.morph-particle-canvas {
  z-index: 1;
}

.morph-model-canvas {
  z-index: 2;
}

.morph-particle-stage h2 {
  position: absolute;
  z-index: 0;
  inset: 0;
  display: grid;
  align-content: center;
  justify-content: center;
  font-size: clamp(3.2rem, 7.3vw, 8.2rem);
  font-weight: 720;
  letter-spacing: -0.075em;
  line-height: 0.94;
  text-align: center;
  transition: opacity 320ms ease;
}

.morph-particle-stage h2 span {
  display: block;
}

.morph-particle-stage > p {
  position: absolute;
  inset: 50% auto auto 50%;
  color: var(--color-muted);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  transform: translate(-50%, -50%);
}

.morph-particle-stage[data-ready="true"] .morph-particle-canvas {
  opacity: 1;
}

.morph-particle-stage[data-ready="true"] h2,
.morph-particle-stage[data-ready="true"] > p {
  opacity: 0;
}

.morph-particle-meta {
  position: absolute;
  right: var(--header-gutter);
  bottom: clamp(2rem, 4vh, 3.5rem);
  left: var(--header-gutter);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  color: #7f8583;
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.morph-particle-meta button {
  width: max-content;
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: var(--color-background);
  color: var(--color-ink);
  cursor: pointer;
  font: inherit;
  letter-spacing: inherit;
}

.morph-particle-meta button:hover {
  border-color: rgb(17 17 17 / 28%);
}

.morph-particle-meta button:focus-visible {
  outline: 2px solid rgb(17 17 17 / 30%);
  outline-offset: 2px;
}

.morph-particle-meta [data-morph-label] {
  color: var(--color-ink);
}

.morph-particle-meta span:last-child {
  justify-self: end;
}

.surface-reveal-section {
  position: relative;
  display: grid;
  min-height: 100svh;
  align-content: center;
  padding: clamp(7rem, 11vh, 9rem) var(--header-gutter) clamp(4rem, 7vh, 6rem);
  overflow: hidden;
  border-top: 1px solid var(--color-line);
  background: var(--color-background);
}

.surface-reveal-heading {
  position: absolute;
  top: clamp(7rem, 11vh, 9rem);
  right: var(--header-gutter);
  left: var(--header-gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.surface-reveal-heading p,
.surface-reveal-stage p,
.surface-reveal-meta {
  margin: 0;
}

.surface-reveal-heading p {
  font-size: 0.61rem;
  font-weight: 720;
  letter-spacing: 0.2em;
}

.surface-reveal-state {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #737977;
  font-size: 0.54rem;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.surface-reveal-state i {
  display: block;
  width: clamp(4.5rem, 7vw, 7rem);
  height: 1px;
  background: linear-gradient(90deg, var(--color-ink), var(--color-line));
}

.surface-reveal-stage {
  position: relative;
  width: min(100%, 108rem);
  height: min(72svh, 54rem);
  justify-self: center;
  cursor: crosshair;
  touch-action: pan-y;
}

.surface-reveal-stage canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
  transition: opacity 320ms ease;
}

.surface-reveal-stage > p {
  position: absolute;
  inset: 50% auto auto 50%;
  color: var(--color-muted);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  transform: translate(-50%, -50%);
  transition: opacity 220ms ease;
}

.surface-reveal-stage[data-ready="true"] canvas {
  opacity: 1;
}

.surface-reveal-stage[data-ready="true"] > p {
  opacity: 0;
}

.surface-reveal-meta {
  position: absolute;
  right: var(--header-gutter);
  bottom: clamp(2rem, 4vh, 3.5rem);
  left: var(--header-gutter);
  display: flex;
  justify-content: space-between;
  color: #7f8583;
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.surface-reveal-meta [data-reveal-label] {
  color: var(--color-ink);
}

.product-viewer-section {
  position: relative;
  display: grid;
  min-height: 100svh;
  align-content: center;
  padding: clamp(7rem, 11vh, 9rem) var(--header-gutter) clamp(4rem, 7vh, 6rem);
  overflow: hidden;
  border-top: 1px solid var(--color-line);
  background: var(--color-background);
}

html[data-prototype-focus="comparison"] .landing-view > :not([data-checkpoint="7"]) {
  display: none;
}

html[data-prototype-focus="render-lab"] .landing-view > :not([data-checkpoint="8"]) {
  display: none;
}

.product-viewer-heading {
  position: absolute;
  top: clamp(7rem, 11vh, 9rem);
  right: var(--header-gutter);
  left: var(--header-gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
}

.product-viewer-heading p,
.product-viewer-stage p,
.product-viewer-meta {
  margin: 0;
}

.product-viewer-heading p {
  font-size: 0.61rem;
  font-weight: 720;
  letter-spacing: 0.2em;
}

.product-viewer-state {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #737977;
  font-size: 0.54rem;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.product-viewer-state i {
  display: block;
  width: clamp(4.5rem, 7vw, 7rem);
  height: 1px;
  background: var(--color-line);
}

.product-viewer-stage {
  position: relative;
  width: min(100%, 108rem);
  height: min(76svh, 58rem);
  justify-self: center;
  cursor: grab;
  touch-action: none;
  user-select: none;
}

.product-viewer-stage[data-dragging="true"] {
  cursor: grabbing;
}

.product-viewer-stage:focus {
  outline: none;
}

.product-viewer-stage:focus-visible {
  outline: 1px solid rgb(17 17 17 / 22%);
  outline-offset: 0.35rem;
}

.product-viewer-stage canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
  transition: opacity 320ms ease;
}

.product-viewer-stage > p {
  position: absolute;
  inset: 50% auto auto 50%;
  color: var(--color-muted);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  transform: translate(-50%, -50%);
  transition: opacity 220ms ease;
}

.product-viewer-stage[data-ready="true"] canvas {
  opacity: 1;
}

.product-viewer-stage[data-ready="true"] > p {
  opacity: 0;
}

.product-viewer-meta {
  position: absolute;
  right: var(--header-gutter);
  bottom: clamp(2rem, 4vh, 3.5rem);
  left: var(--header-gutter);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  color: #7f8583;
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.product-viewer-meta button {
  width: max-content;
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: var(--color-background);
  color: var(--color-ink);
  cursor: pointer;
  font: inherit;
  letter-spacing: inherit;
}

.product-viewer-meta button:hover {
  border-color: rgb(17 17 17 / 28%);
}

.product-viewer-meta button:focus-visible {
  outline: 2px solid rgb(17 17 17 / 30%);
  outline-offset: 2px;
}

.product-viewer-meta [data-product-viewer-label] {
  color: var(--color-ink);
}

.product-viewer-meta [data-pbr-viewer-label] {
  color: var(--color-ink);
}

.product-viewer-meta [data-comparison-viewer-label] {
  color: var(--color-ink);
}

.pbr-product-viewer-stage::before {
  position: absolute;
  z-index: 0;
  inset: 8% 13% 7%;
  border-radius: 50%;
  background: radial-gradient(
    ellipse at 50% 52%,
    rgb(234 237 236 / 30%) 0%,
    rgb(246 247 247 / 13%) 47%,
    transparent 73%
  );
  content: "";
  pointer-events: none;
}

.pbr-product-viewer-stage canvas {
  z-index: 1;
}

.pbr-product-viewer-stage > p {
  z-index: 2;
}

.pbr-quality-mark {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 0.2rem;
  color: #8b908f;
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  pointer-events: none;
}

.comparison-switch {
  position: absolute;
  z-index: 3;
  top: clamp(0.75rem, 2.2vh, 1.5rem);
  left: 50%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: min(21rem, calc(100% - 2rem));
  padding: 0.22rem;
  border: 1px solid rgb(17 17 17 / 12%);
  border-radius: 999px;
  background: rgb(249 250 250 / 82%);
  box-shadow: 0 0.65rem 2rem rgb(40 45 43 / 7%);
  transform: translateX(-50%);
  backdrop-filter: blur(14px);
}

.comparison-switch button {
  min-height: 2.25rem;
  padding: 0.4rem 0.7rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: #777d7b;
  cursor: pointer;
  font: inherit;
  font-size: 0.57rem;
  font-weight: 760;
  letter-spacing: 0.13em;
  transition:
    color 150ms ease,
    background-color 150ms ease,
    box-shadow 150ms ease;
}

.comparison-switch button[aria-pressed="true"] {
  background: var(--color-ink);
  box-shadow: 0 0.28rem 0.8rem rgb(17 17 17 / 13%);
  color: #fff;
}

.comparison-switch button:focus-visible {
  outline: 2px solid rgb(17 17 17 / 28%);
  outline-offset: 2px;
}

.render-lab-stage::before {
  inset: 5% 9% 3%;
  background:
    radial-gradient(ellipse at 50% 54%, rgb(255 255 255 / 72%) 0 27%, transparent 66%),
    linear-gradient(180deg, rgb(232 235 234 / 26%), rgb(255 255 255 / 0%));
  transition: opacity 240ms ease;
}

.render-lab-section[data-render-mode="current"] .render-lab-stage::before {
  opacity: 0.48;
}

.render-lab-section[data-render-mode="studio"] .render-lab-stage::before,
.render-lab-section[data-render-mode="jewelry"] .render-lab-stage::before {
  opacity: 0.92;
}

.render-lab-section[data-render-mode="jewelry"] .render-lab-stage::before {
  background:
    radial-gradient(ellipse at 48% 52%, rgb(255 255 255 / 82%) 0 24%, transparent 64%),
    linear-gradient(118deg, rgb(216 224 222 / 24%), rgb(255 255 255 / 0%) 42% 62%, rgb(218 225 224 / 18%));
}

.render-lab-switch {
  grid-template-columns: repeat(3, 1fr);
  width: min(34rem, calc(100% - 2rem));
}

.render-lab-progress {
  position: absolute;
  z-index: 3;
  top: clamp(4.05rem, 8vh, 5.4rem);
  left: 50%;
  min-width: 12rem;
  color: #777d7b;
  font-size: 0.51rem;
  font-weight: 760;
  letter-spacing: 0.16em;
  text-align: center;
  transform: translateX(-50%);
  pointer-events: none;
}

.render-lab-switch button[data-mode-state="loading"] {
  cursor: progress;
  opacity: 0.72;
}

.render-lab-tuning {
  position: absolute;
  z-index: 3;
  top: clamp(4rem, 7.5vh, 5.1rem);
  right: 0.4rem;
  display: grid;
  width: 12.5rem;
  gap: 0.32rem;
  padding: 0.72rem 0.78rem 0.68rem;
  border: 1px solid rgb(17 17 17 / 9%);
  border-radius: 0.85rem;
  background: rgb(249 250 250 / 76%);
  box-shadow: 0 0.65rem 2rem rgb(40 45 43 / 5%);
  backdrop-filter: blur(14px);
}

.render-lab-tuning label {
  display: flex;
  justify-content: space-between;
  color: #777d7b;
  font-size: 0.48rem;
  font-weight: 760;
  letter-spacing: 0.13em;
}

.render-lab-tuning output {
  color: var(--color-ink);
  font-variant-numeric: tabular-nums;
}

.render-lab-tuning input[type="range"] {
  width: 100%;
  height: 0.75rem;
  margin: 0 0 0.18rem;
  accent-color: var(--color-ink);
  cursor: ew-resize;
}

.product-viewer-meta span:last-child {
  justify-self: end;
}

.nav-link[aria-current="page"]::before {
  opacity: 1;
  transform: scale(1);
}

.nav-link-strong[aria-current="page"]::before {
  background: #303433;
}

.contact-page {
  position: relative;
  display: grid;
  min-height: 100svh;
  align-items: center;
  overflow: hidden;
  padding: clamp(7.2rem, 8vw, 9rem) var(--header-gutter);
  background:
    linear-gradient(rgb(17 17 17 / 3%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(17 17 17 / 3%) 1px, transparent 1px),
    var(--color-background);
  background-position: center top;
  background-size: clamp(3rem, 5.2vw, 5rem) clamp(3rem, 5.2vw, 5rem);
}

.contact-page-shell {
  position: relative;
  z-index: 1;
  width: min(100%, 98rem);
  margin-inline: auto;
}

.contact-panel-heading p,
.contact-panel-heading h2,
.contact-guide-list,
.contact-guide-list h3,
.contact-guide-list p,
.contact-submit-row p {
  margin: 0;
}

.contact-panel-heading p {
  font-size: 0.62rem;
  font-weight: 760;
  letter-spacing: 0.2em;
}

.contact-workspace {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, 1.48fr) minmax(20rem, 0.82fr);
  gap: 0;
  overflow: hidden;
  border: 1px solid #cfd4d3;
  border-radius: clamp(1.4rem, 2.6vw, 2.5rem);
  background: #cfd4d3;
  box-shadow: 0 2.5rem 6rem -4rem rgb(17 28 25 / 30%);
  transition:
    grid-template-columns 480ms cubic-bezier(0.22, 1, 0.36, 1),
    border-color 360ms ease,
    background-color 360ms ease,
    box-shadow 520ms ease;
}

.contact-workspace.is-guide-expanded {
  grid-template-columns: minmax(28rem, 0.62fr) minmax(0, 1.38fr);
}

.contact-form,
.contact-guide {
  position: relative;
  z-index: 1;
  background: rgb(255 255 255 / 96%);
  opacity: 1;
  transform: scale(1);
  transform-origin: center;
  transition:
    clip-path 720ms cubic-bezier(0.22, 1, 0.36, 1),
    opacity 360ms ease,
    transform 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

.contact-form {
  min-width: 0;
  overflow: hidden;
}

.contact-form-content {
  display: grid;
  width: clamp(44rem, 58vw, 63rem);
  min-height: 100%;
  gap: clamp(1.8rem, 3vw, 2.7rem);
  padding: clamp(2rem, 4vw, 4rem);
  transition:
    opacity 480ms ease,
    transform 480ms cubic-bezier(0.22, 1, 0.36, 1);
}

.contact-workspace.is-guide-expanded .contact-form-content {
  opacity: 0.58;
}

.contact-guide-intro {
  --contact-intro-guide-left: 68vw;
  --contact-intro-guide-top: 8rem;
  --contact-intro-guide-height: calc(100svh - 16rem);
  --contact-intro-guide-width: 28vw;
  --contact-intro-line-top: 10rem;
  --contact-intro-line-height: 8rem;
  --contact-intro-heading-offset-y: 3rem;
  --contact-intro-heading-offset-x: 3rem;
  --contact-intro-heading-width: 20rem;
  position: fixed;
  z-index: 6;
  inset: 0;
  width: 100vw;
  height: 100svh;
  overflow: hidden;
  pointer-events: none;
  visibility: hidden;
  transition: visibility 0s linear 760ms;
}

.contact-guide-intro::before {
  display: none;
}

.contact-guide-intro[hidden] {
  display: none;
}

.contact-guide-intro-list[hidden] {
  display: none;
}

.contact-guide-intro-list {
  position: fixed;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  opacity: 0;
  list-style: none;
  transform: translateX(2vw) scale(1.01);
  transition:
    opacity 420ms ease,
    transform 820ms cubic-bezier(0.22, 1, 0.36, 1);
}

.contact-guide-intro-list li {
  position: absolute;
  top: var(--intro-y);
  left: var(--intro-x);
  width: var(--intro-width);
  padding: 0;
  opacity: 0;
  transform: translate(
    var(--intro-shift-x, 0),
    var(--intro-shift-y, 1rem)
  );
  transition:
    opacity 460ms ease,
    transform 620ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: calc(var(--contact-intro-order) * 28ms);
}

.contact-guide-intro-list span {
  display: none;
}

.contact-guide-intro-list strong {
  display: block;
  font-size: clamp(1.55rem, var(--intro-size), 4.8rem);
  font-weight: 640;
  letter-spacing: -0.065em;
  line-height: 1.04;
}

.contact-guide-intro-spine {
  position: fixed;
  z-index: 2;
  top: var(--contact-intro-line-top);
  left: var(--contact-intro-guide-left);
  width: var(--contact-intro-guide-width);
  height: var(--contact-intro-line-height);
  border-left: 1px solid var(--color-ink);
  background: transparent;
  clip-path: inset(100% 0 0 0);
  opacity: 1;
  transition: clip-path 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

.contact-guide-intro-spine-copy {
  position: absolute;
  top: 0;
  left: var(--contact-intro-heading-offset-x);
  display: grid;
  width: var(--contact-intro-heading-width);
  opacity: 0;
  transform: translateY(0.8rem);
  transition:
    top 720ms cubic-bezier(0.22, 1, 0.36, 1),
    opacity 420ms ease 60ms,
    transform 520ms cubic-bezier(0.22, 1, 0.36, 1) 40ms;
}

.contact-guide-intro-spine-copy p,
.contact-guide-intro-spine-copy h2 {
  margin: 0;
}

.contact-guide-intro-spine-copy p {
  color: var(--color-ink);
  font-size: 0.62rem;
  font-weight: 760;
  letter-spacing: 0.2em;
}

.contact-guide-intro-spine-copy h2 {
  margin-top: 0.65rem;
  font-size: clamp(2.2rem, 3.4vw, 3.8rem);
  font-weight: 660;
  letter-spacing: -0.065em;
  line-height: 0.98;
}

.contact-workspace.is-contact-intro-active .contact-form,
.contact-workspace.is-contact-intro-active .contact-guide {
  opacity: 0;
  pointer-events: none;
}

.contact-workspace.is-contact-intro-active .contact-form {
  clip-path: inset(0 0 0 100%);
}

.contact-workspace.is-contact-intro-active .contact-guide {
  clip-path: inset(0 100% 0 0);
}

.contact-workspace.is-contact-intro-active {
  overflow: visible;
  border-color: transparent;
  background: transparent;
  box-shadow: none;
}

.contact-workspace.is-contact-intro-active:not(.is-contact-intro-docking),
.contact-workspace.is-contact-intro-active:not(.is-contact-intro-docking)
  .contact-form,
.contact-workspace.is-contact-intro-active:not(.is-contact-intro-docking)
  .contact-guide,
.contact-workspace.is-contact-intro-active:not(.is-contact-intro-docking)
  .contact-form-content,
.contact-workspace.is-contact-intro-active:not(.is-contact-intro-docking)
  .contact-guide-heading,
.contact-workspace.is-contact-intro-active:not(.is-contact-intro-docking)
  .contact-guide-body {
  transition: none;
}

.contact-workspace.is-contact-intro-active.is-contact-intro-docking {
  border-color: #cfd4d3;
  background: #cfd4d3;
  box-shadow: 0 2.5rem 6rem -4rem rgb(17 28 25 / 30%);
}

.contact-workspace.is-contact-intro-active.is-contact-intro-docking .contact-form,
.contact-workspace.is-contact-intro-active.is-contact-intro-docking .contact-guide,
.contact-workspace.is-contact-intro-active.is-contact-intro-revealing .contact-form,
.contact-workspace.is-contact-intro-active.is-contact-intro-revealing .contact-guide {
  clip-path: inset(0);
  opacity: 1;
  transition-delay: 90ms;
}

.contact-workspace.is-contact-intro-active .contact-form-content {
  opacity: 0;
  transform: translateY(0.8rem);
}

.contact-workspace.is-contact-intro-active .contact-guide-heading,
.contact-workspace.is-contact-intro-active .contact-guide-body {
  opacity: 0;
  transform: translateX(1rem);
}

.contact-workspace.is-contact-intro-visible .contact-guide-intro {
  visibility: visible;
  transition-delay: 0s;
}

.contact-workspace.is-contact-intro-visible .contact-guide-intro-list {
  opacity: 1;
}

.contact-workspace.is-contact-intro-visible .contact-guide-intro-list {
  transform: translateX(0) scale(1);
}

.contact-workspace.is-contact-intro-visible .contact-guide-intro-spine {
  clip-path: inset(0);
}

.contact-workspace.is-contact-intro-visible .contact-guide-intro-spine-copy {
  opacity: 1;
  transform: translateY(0);
}

.contact-workspace.is-contact-intro-visible .contact-guide-intro-list li {
  opacity: var(--intro-opacity, 0.8);
  transform: translate(0, 0);
}

.contact-workspace.is-contact-intro-docking .contact-guide-intro {
  visibility: visible;
}

.contact-workspace.is-contact-intro-docking .contact-guide-intro-list {
  opacity: 0;
  transform: translateX(-11vw) scale(0.98);
}

.contact-workspace.is-contact-intro-docking .contact-guide-intro-spine {
  top: var(--contact-intro-guide-top);
  height: var(--contact-intro-guide-height);
  background: transparent;
  transition:
    top 720ms cubic-bezier(0.22, 1, 0.36, 1),
    height 720ms cubic-bezier(0.22, 1, 0.36, 1),
    clip-path 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

.contact-workspace.is-contact-intro-docking
  .contact-guide-intro-spine-copy {
  top: var(--contact-intro-heading-offset-y);
}

.contact-workspace.is-contact-intro-docking .contact-guide-body,
.contact-workspace.is-contact-intro-revealing .contact-guide-body {
  opacity: 1;
  transform: translateX(0);
  transition-delay: 280ms;
}

.contact-workspace.is-contact-intro-revealing .contact-form-content {
  opacity: 1;
  transform: translateY(0);
}

.contact-workspace.is-contact-intro-revealing .contact-guide-intro {
  visibility: visible;
}

.contact-workspace.is-contact-intro-handoff .contact-guide-heading {
  opacity: 1;
  transform: translateX(0);
  transition: none;
}

.contact-guide {
  display: flex;
  min-width: 0;
  min-height: 0;
  flex-direction: column;
  overflow: hidden;
  padding: clamp(2rem, 3.5vw, 3.5rem);
  border-left: 1px solid var(--color-ink);
  background: #f1f3f2;
  contain: size;
}

.contact-panel-heading {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: start;
  padding-bottom: clamp(1.5rem, 3vw, 2.6rem);
  border-bottom: 1px solid #d9dedd;
}

.contact-panel-heading h2 {
  margin-top: 0.65rem;
  font-size: clamp(2.2rem, 3.4vw, 3.8rem);
  font-weight: 660;
  letter-spacing: -0.065em;
  line-height: 0.98;
}

.contact-panel-heading > span {
  max-width: 12rem;
  color: #7b817f;
  font-size: 0.69rem;
  line-height: 1.55;
  text-align: right;
}

.contact-field,
.contact-reply-method {
  display: grid;
  min-width: 0;
  gap: 0.72rem;
  margin: 0;
  padding: 0;
  border: 0;
}

.contact-field-label,
.contact-reply-method legend {
  color: #323635;
  font-size: 0.74rem;
  font-weight: 680;
  letter-spacing: -0.015em;
}

.contact-field-label b,
.contact-reply-method legend b {
  margin-left: 0.3rem;
  color: #937262;
  font-size: 0.58rem;
  font-weight: 720;
}

.contact-field-label em {
  margin-left: 0.3rem;
  color: #8c918f;
  font-size: 0.58rem;
  font-style: normal;
  font-weight: 620;
}

.contact-field-label b[data-optional="true"] {
  color: #8c918f;
}

.contact-field-label em[data-required="true"] {
  color: #937262;
  font-weight: 720;
}

.contact-field input,
.contact-field textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid #bfc5c3;
  border-radius: 0;
  outline: none;
  background: transparent;
  color: var(--color-ink);
  font: inherit;
  font-size: 0.94rem;
  letter-spacing: -0.02em;
  transition:
    border-color 180ms ease,
    background-color 180ms ease;
}

.contact-field input {
  min-height: 3.15rem;
  padding: 0.45rem 0;
}

.contact-field textarea {
  min-height: 12rem;
  overflow-y: hidden;
  resize: none;
  padding: 1.15rem 1.2rem;
  border: 1px solid #c9cecd;
  border-radius: 1rem;
  line-height: 1.7;
}

.contact-field input:focus,
.contact-field textarea:focus {
  border-color: #282c2b;
  background: rgb(245 247 246 / 56%);
}

.contact-field input::placeholder,
.contact-field textarea::placeholder {
  color: #a1a6a4;
}

.contact-field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem clamp(1.5rem, 3vw, 3rem);
}

.contact-reply-method legend {
  margin-bottom: 0.8rem;
}

.contact-segmented-control {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem;
  padding: 0.28rem;
  border-radius: 999px;
  background: #eef0ef;
}

.contact-segmented-control label {
  cursor: pointer;
}

.contact-segmented-control input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

.contact-segmented-control span {
  display: grid;
  min-height: 2.85rem;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 999px;
  color: #717775;
  font-size: 0.78rem;
  font-weight: 680;
  transition:
    color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease;
}

.contact-segmented-control input:checked + span {
  background: #ffffff;
  box-shadow: 0 0.45rem 1.2rem rgb(25 32 30 / 8%);
  color: var(--color-ink);
}

.contact-segmented-control input:focus-visible + span {
  outline: 2px solid #282c2b;
  outline-offset: 2px;
}

.contact-file-drop {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: center;
  min-height: 6.2rem;
  padding: 1.2rem;
  border: 1px dashed #aeb5b3;
  border-radius: 1rem;
  cursor: pointer;
  transition:
    border-color 180ms ease,
    background-color 180ms ease;
}

.contact-file-drop:hover,
.contact-file-drop:focus-within {
  border-color: #4b514f;
  background: #f6f8f7;
}

.contact-file-drop input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

.contact-file-icon {
  display: grid;
  width: 2.8rem;
  height: 2.8rem;
  place-items: center;
  border-radius: 50%;
  background: #e7eae9;
  font-size: 1.25rem;
}

.contact-file-drop > span:nth-of-type(2) {
  display: grid;
  gap: 0.35rem;
}

.contact-file-drop strong {
  font-size: 0.82rem;
}

.contact-file-drop small {
  color: #777d7b;
  font-size: 0.68rem;
  line-height: 1.5;
}

.contact-file-drop em {
  color: #8b918f;
  font-size: 0.62rem;
  font-style: normal;
}

.contact-consent {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  cursor: pointer;
}

.contact-consent input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

.contact-consent > span {
  display: grid;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.05rem;
  place-items: center;
  border: 1px solid #aeb4b2;
  border-radius: 0.3rem;
  background: #ffffff;
}

.contact-consent input:checked + span {
  border-color: var(--color-ink);
  background: var(--color-ink);
}

.contact-consent input:checked + span::after {
  color: #ffffff;
  content: "✓";
  font-size: 0.72rem;
}

.contact-consent input:focus-visible + span {
  outline: 2px solid #282c2b;
  outline-offset: 2px;
}

.contact-consent small {
  color: #6e7472;
  font-size: 0.67rem;
  line-height: 1.65;
}

.contact-consent small b {
  color: #937262;
}

.contact-submit-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: center;
  padding-top: 0.5rem;
}

.contact-submit-row p {
  max-width: 28rem;
  color: #7b817f;
  font-size: 0.66rem;
  line-height: 1.55;
}

.contact-submit-row p[data-active="true"] {
  color: #405c51;
}

.contact-submit-row button {
  display: inline-flex;
  min-width: 10.5rem;
  min-height: 3.75rem;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  padding: 0 1.2rem 0 1.5rem;
  border: 0;
  border-radius: 999px;
  background: var(--color-ink);
  color: var(--color-on-dark);
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 700;
  transition:
    background-color 180ms ease,
    transform 250ms ease;
}

.contact-submit-row button:hover,
.contact-submit-row button:focus-visible {
  background: #303433;
  transform: translateY(-2px);
}

.contact-submit-row button i {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border-radius: 50%;
  background: #ffffff;
  color: var(--color-ink);
  font-style: normal;
}

.contact-guide-heading {
  display: grid;
  gap: 1.4rem;
  transition:
    opacity 360ms ease,
    transform 480ms cubic-bezier(0.22, 1, 0.36, 1);
}

.contact-guide-body {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  transition:
    opacity 360ms ease,
    transform 480ms cubic-bezier(0.22, 1, 0.36, 1);
}

.contact-guide-body::after {
  position: absolute;
  z-index: 3;
  right: 0;
  bottom: 0;
  left: 0;
  height: 5rem;
  background: linear-gradient(transparent, #f1f3f2 76%);
  content: "";
  opacity: 0;
  pointer-events: none;
  transition:
    right 580ms cubic-bezier(0.22, 1, 0.36, 1),
    opacity 180ms ease;
}

.contact-guide-body.has-overflow:not(.is-at-end)::after {
  opacity: 1;
}

.contact-workspace.is-guide-expanded .contact-guide-body::after {
  right: 66%;
}

.contact-guide-list {
  position: relative;
  z-index: 1;
  display: grid;
  width: 100%;
  max-height: 100%;
  min-width: 0;
  align-content: start;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 0;
  overscroll-behavior: contain;
  scrollbar-color: #a9b1ae transparent;
  scrollbar-gutter: stable;
  scrollbar-width: thin;
  list-style: none;
  transition: opacity 140ms ease;
}

.contact-guide-list::-webkit-scrollbar {
  width: 0.38rem;
}

.contact-guide-list::-webkit-scrollbar-track {
  background: transparent;
}

.contact-guide-list::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: #a9b1ae;
}

.contact-workspace.is-guide-expanded .contact-guide-list {
  width: 34%;
}

.contact-workspace.is-guide-opening .contact-guide-list,
.contact-workspace.is-guide-closing .contact-guide-list,
.contact-workspace.is-guide-expanded:not(.is-guide-ready) .contact-guide-list {
  opacity: 0;
  pointer-events: none;
}

.contact-workspace.is-guide-transitioning .contact-guide-body::after,
.contact-workspace.is-guide-transitioning .contact-guide-scroll-hint {
  opacity: 0 !important;
}

.contact-guide-list li {
  border-bottom: 1px solid #d7dcdb;
}

.contact-guide-list button,
.contact-guide-row {
  display: grid;
  grid-template-columns: 2.3rem minmax(0, 1fr);
  width: 100%;
  gap: 0.8rem;
  padding: clamp(1.35rem, 2.5vw, 2rem) 0;
  border: 0;
  outline: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  text-align: left;
  transition: color 180ms ease;
}

.contact-guide-list button:focus-visible {
  outline: 2px solid #323735;
  outline-offset: -2px;
}

.contact-guide-row {
  cursor: default;
}

.contact-guide-expandable-item {
  padding: 0.7rem 0;
}

.contact-guide-list .contact-guide-expandable-item button {
  grid-template-columns: 2.3rem minmax(0, 1fr) 2.8rem;
  align-items: start;
  padding: 1.15rem 1rem;
  border: 1px solid #c9d0ce;
  border-radius: 1rem;
  background: rgb(255 255 255 / 56%);
  box-shadow: 0 0.8rem 2rem -1.6rem rgb(25 38 34 / 22%);
  transition:
    border-color 220ms ease,
    background-color 220ms ease,
    box-shadow 220ms ease,
    color 180ms ease;
}

.contact-guide-list .contact-guide-expandable-item button:hover,
.contact-guide-list .contact-guide-expandable-item button:focus-visible {
  border-color: #7c8985;
  background: rgb(255 255 255 / 88%);
  box-shadow: 0 1rem 2.4rem -1.5rem rgb(25 38 34 / 30%);
}

.contact-guide-expandable-item .contact-guide-number {
  display: grid;
  width: 2rem;
  height: 2rem;
  padding: 0;
  place-items: center;
  border: 1px solid #b8c1be;
  border-radius: 50%;
  background: #ffffff;
}

.contact-guide-number {
  padding-top: 0.18rem;
  color: #8a908e;
  font-size: 0.58rem;
  font-weight: 740;
  letter-spacing: 0.08em;
}

.contact-guide-copy {
  display: grid;
  gap: 0.65rem;
}

.contact-guide-copy strong {
  font-size: clamp(0.98rem, 1.15vw, 1.14rem);
  font-weight: 680;
  letter-spacing: -0.035em;
}

.contact-guide-copy small {
  display: block;
  overflow: hidden;
  color: #656b69;
  font-size: 0.76rem;
  letter-spacing: -0.018em;
  line-height: 1.7;
  opacity: 1;
}

.contact-workspace.is-guide-expanded .contact-guide-list button,
.contact-workspace.is-guide-expanded .contact-guide-row {
  padding: 1.05rem 0;
}

.contact-workspace.is-guide-expanded .contact-guide-copy small {
  max-height: 0;
  opacity: 0;
}

.contact-workspace.is-guide-expanded .contact-guide-list button[data-active="true"] {
  color: #19362d;
}

.contact-workspace.is-guide-expanded
  .contact-guide-list
  button[data-active="true"]
  .contact-guide-number {
  color: #19362d;
}

.contact-guide-open {
  display: inline-flex;
  width: max-content;
  align-items: center;
  gap: 0.45rem;
  color: #42534d;
  font-size: 0.62rem;
  font-weight: 720;
  letter-spacing: -0.01em;
}

.contact-guide-open i {
  font-size: 0.72rem;
  font-style: normal;
  transition: transform 240ms ease;
}

.contact-guide-expand-icon {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  place-items: center;
  border-radius: 50%;
  background: var(--color-ink);
  color: var(--color-on-dark);
}

.contact-guide-expand-icon i {
  font-size: 1.15rem;
  font-style: normal;
  font-weight: 420;
  transition: transform 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

.contact-workspace.is-guide-expanded .contact-guide-expand-icon i {
  transform: rotate(45deg);
}

.contact-guide-list button:hover .contact-guide-open i,
.contact-guide-list button:focus-visible .contact-guide-open i {
  transform: translate(0.14rem, -0.14rem);
}

.contact-guide-details {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: calc(63% - 1rem);
  min-width: 0;
  overflow: hidden;
  padding: clamp(1.6rem, 2.4vw, 2.5rem);
  border: 1px solid rgb(62 75 71 / 9%);
  border-radius: 1.5rem;
  background: rgb(255 255 255 / 72%);
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transform: translateX(1.4rem);
  transition:
    opacity 160ms ease,
    transform 220ms cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0s linear 220ms;
}

.contact-guide-scroll-hint {
  position: absolute;
  z-index: 4;
  bottom: 0.7rem;
  left: 50%;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.48rem 0.72rem;
  border: 1px solid #d1d7d5;
  border-radius: 999px;
  background: rgb(255 255 255 / 90%);
  box-shadow: 0 0.65rem 1.6rem rgb(32 43 39 / 8%);
  color: #56605c;
  font-size: 0.58rem;
  font-weight: 720;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(0.4rem);
  transition:
    left 580ms cubic-bezier(0.22, 1, 0.36, 1),
    opacity 180ms ease,
    transform 220ms ease;
}

.contact-guide-scroll-hint i {
  font-style: normal;
}

.contact-guide-body.has-overflow:not(.is-at-end) .contact-guide-scroll-hint {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.contact-workspace.is-guide-expanded .contact-guide-scroll-hint {
  left: 17%;
}

.contact-workspace.is-guide-expanded.is-guide-ready .contact-guide-details {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  transform: translateX(0);
  transition-delay: 20ms, 0s, 0s;
}

.contact-guide-details article {
  display: grid;
  align-content: start;
  gap: 1.25rem;
}

.contact-guide-details article[hidden] {
  display: none;
}

.contact-guide-details p,
.contact-guide-details h3,
.contact-guide-details ul {
  margin: 0;
}

.contact-guide-details article > p:first-child {
  color: #7a817e;
  font-size: 0.58rem;
  font-weight: 760;
  letter-spacing: 0.16em;
}

.contact-guide-details h3 {
  max-width: 14ch;
  font-size: clamp(1.8rem, 2.55vw, 2.8rem);
  font-weight: 660;
  letter-spacing: -0.06em;
  line-height: 1.02;
}

.contact-guide-details article > p:not(:first-child) {
  max-width: 39rem;
  color: #5f6663;
  font-size: 0.84rem;
  letter-spacing: -0.02em;
  line-height: 1.75;
}

.contact-guide-details ul {
  display: grid;
  padding: 0;
  border-top: 1px solid #d9dedd;
  list-style: none;
}

.contact-guide-details li {
  padding: 1rem 0;
  border-bottom: 1px solid #d9dedd;
  color: #343936;
  font-size: 0.78rem;
  line-height: 1.5;
}

.contact-ai-checkpoints,
.contact-ai-tools {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid #d6dcda;
  border-radius: 1rem;
  background: #d6dcda;
}

.contact-ai-checkpoints span,
.contact-ai-tools span {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.8rem;
  align-items: center;
  min-height: 3.3rem;
  padding: 0.75rem 1rem;
  background: rgb(255 255 255 / 82%);
  color: #454b48;
  font-size: 0.74rem;
}

.contact-ai-checkpoints b,
.contact-ai-tools b {
  color: #7b817f;
  font-size: 0.53rem;
  letter-spacing: 0.08em;
}

.contact-ai-tools {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 0.35rem;
}

.contact-ai-tools span {
  grid-template-columns: 1fr;
  align-content: center;
  gap: 0.4rem;
  min-height: 5.5rem;
}


@media (max-width: 74rem) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .brand-name {
    display: none;
  }

  .primary-navigation {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: center;
  }

  .portal-link {
    grid-column: 2;
  }

  .contact-workspace {
    grid-template-columns: minmax(0, 1.3fr) minmax(18rem, 0.7fr);
  }
}

@media (max-width: 48rem) {
  .site-header {
    top: 0.85rem;
    right: 0.85rem;
    left: 0.85rem;
    grid-template-columns: 1fr auto;
  }

  .brand-mark {
    width: 2.65rem;
    height: 2.65rem;
    background: var(--color-surface);
  }

  .portal-link {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
    grid-column: 2;
    align-items: center;
    gap: 0.65rem;
    min-height: 2.65rem;
    padding: 0 1rem;
    border: 1px solid rgb(17 17 17 / 8%);
    border-radius: 999px;
    background: var(--color-surface);
    cursor: pointer;
    font-size: 0.78rem;
    font-weight: 680;
  }

  .menu-toggle-icon {
    position: relative;
    width: 0.9rem;
    height: 0.55rem;
  }

  .menu-toggle-icon::before,
  .menu-toggle-icon::after {
    position: absolute;
    left: 0;
    width: 100%;
    height: 1px;
    background: currentColor;
    content: "";
    transition:
      top 280ms ease,
      transform 280ms ease;
  }

  .menu-toggle-icon::before {
    top: 0;
  }

  .menu-toggle-icon::after {
    top: 0.5rem;
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle-icon::before {
    top: 0.25rem;
    transform: rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle-icon::after {
    top: 0.25rem;
    transform: rotate(-45deg);
  }

  .primary-navigation {
    position: relative;
    top: auto;
    right: auto;
    left: auto;
    display: grid;
    width: 100%;
    max-height: 0;
    grid-template-columns: 1fr 1fr;
    grid-column: 1 / -1;
    grid-row: 2;
    gap: 0.3rem;
    justify-self: stretch;
    overflow: hidden;
    margin-top: 0;
    padding: 0 0.55rem;
    border-color: transparent;
    border-radius: 1.55rem;
    background: rgb(245 246 246 / 98%);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-0.7rem) scale(0.97);
    transform-origin: top right;
    transition:
      max-height 420ms cubic-bezier(0.16, 1, 0.3, 1),
      margin-top 420ms cubic-bezier(0.16, 1, 0.3, 1),
      padding 420ms cubic-bezier(0.16, 1, 0.3, 1),
      opacity 220ms ease,
      transform 420ms cubic-bezier(0.16, 1, 0.3, 1);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .site-header[data-menu-open="true"] .primary-navigation {
    max-height: 14rem;
    margin-top: 0.65rem;
    padding: 0.55rem;
    border-color: rgb(17 17 17 / 7%);
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0) scale(1);
  }

  .primary-navigation:hover {
    transform: translateY(0) scale(1);
  }

  .nav-link {
    justify-items: center;
    min-height: 3.1rem;
    font-size: 0.86rem;
  }

  .nav-link-strong {
    min-width: 0;
    margin-left: 0;
  }

  .particle-hero {
    align-content: center;
    padding-inline: 1.25rem;
  }

  .particle-stage {
    height: 18rem;
  }

  .particle-fallback {
    font-size: clamp(2.8rem, 13.5vw, 4.6rem);
    line-height: 0.98;
  }

  .particle-hint {
    display: none;
  }

  .particle-effect-switch {
    display: none;
  }

  .model-particle-section {
    min-height: 100svh;
    grid-template-columns: 1fr;
    align-content: center;
    gap: 0;
    padding: 7.5rem 1.25rem 4rem;
  }

  .model-particle-copy {
    align-self: end;
  }

  .model-particle-copy h2 {
    position: relative;
    font-size: clamp(2.7rem, 12vw, 4.8rem);
  }

  .model-copy-particle-stage {
    height: auto;
    min-height: 10rem;
  }

  .model-particle-stage {
    height: 52svh;
    min-height: 23rem;
  }

  .model-particle-meta {
    right: 1.25rem;
    bottom: 1.4rem;
    left: 1.25rem;
  }

  .model-particle-meta span:last-child {
    display: none;
  }

  .morph-particle-section {
    min-height: 235svh;
  }

  .morph-particle-sticky {
    padding: 7.5rem 1.25rem 4rem;
  }

  .morph-particle-heading {
    top: 7.5rem;
    right: 1.25rem;
    left: 1.25rem;
  }

  .morph-particle-state {
    display: none;
  }

  .morph-particle-stage {
    height: 68svh;
    min-height: 28rem;
  }

  .morph-particle-stage h2 {
    font-size: clamp(2.8rem, 13.5vw, 4.6rem);
    line-height: 0.98;
  }

  .morph-particle-meta {
    right: 1.25rem;
    bottom: 1.4rem;
    left: 1.25rem;
  }

  .morph-particle-meta span:last-child {
    display: none;
  }

  .surface-reveal-section {
    padding: 7.5rem 1.25rem 4rem;
  }

  .surface-reveal-heading {
    top: 7.5rem;
    right: 1.25rem;
    left: 1.25rem;
  }

  .surface-reveal-state {
    display: none;
  }

  .surface-reveal-stage {
    height: 68svh;
    min-height: 28rem;
  }

  .surface-reveal-meta {
    right: 1.25rem;
    bottom: 1.4rem;
    left: 1.25rem;
  }

  .surface-reveal-meta span:last-child {
    display: none;
  }

  .product-viewer-section {
    padding: 7.5rem 1.25rem 4rem;
  }

  .product-viewer-heading {
    top: 7.5rem;
    right: 1.25rem;
    left: 1.25rem;
  }

  .product-viewer-state {
    display: none;
  }

  .product-viewer-stage {
    height: 70svh;
    min-height: 28rem;
  }

  .product-viewer-meta {
    right: 1.25rem;
    bottom: 1.4rem;
    left: 1.25rem;
    grid-template-columns: 1fr auto;
  }

  .product-viewer-meta span:last-child {
    display: none;
  }

  .pbr-quality-mark {
    display: none;
  }

  .comparison-switch {
    top: 0.7rem;
    width: min(18rem, calc(100% - 1rem));
  }

  .comparison-switch button {
    min-height: 2.1rem;
    font-size: 0.52rem;
  }

  .render-lab-switch {
    width: min(23rem, calc(100% - 1rem));
  }

  .render-lab-switch button {
    padding-inline: 0.32rem;
    font-size: 0.48rem;
    letter-spacing: 0.07em;
  }

  .render-lab-progress {
    top: 7.25rem;
  }

  .render-lab-tuning {
    top: 3.45rem;
    right: 0.5rem;
    left: 0.5rem;
    display: grid;
    width: auto;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.16rem 0.8rem;
    padding: 0.52rem 0.65rem 0.48rem;
    border-radius: 0.7rem;
  }

  .render-lab-tuning > :nth-child(1) {
    grid-area: 1 / 1;
  }

  .render-lab-tuning > :nth-child(2) {
    grid-area: 2 / 1;
  }

  .render-lab-tuning > :nth-child(3) {
    grid-area: 1 / 2;
  }

  .render-lab-tuning > :nth-child(4) {
    grid-area: 2 / 2;
  }

  .render-lab-tuning label {
    font-size: 0.43rem;
    letter-spacing: 0.08em;
  }

  .contact-page {
    padding: 7.5rem 1rem 4rem;
    background-size: 3rem 3rem;
  }

  .contact-page-intro {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 1.8rem 0.25rem 3rem;
  }

  .contact-page-intro h1 {
    max-width: 11ch;
    margin-top: 1rem;
    font-size: clamp(3.3rem, 17vw, 5rem);
  }

  .contact-intro-copy {
    padding-bottom: 0;
  }

  .contact-intro-copy > p {
    font-size: 0.94rem;
  }

  .contact-quick-links {
    gap: 0.55rem 0.85rem;
  }

  .contact-workspace {
    grid-template-columns: 1fr;
    border-radius: 1.35rem;
  }

  .contact-form,
  .contact-guide {
    padding: 1.5rem;
  }

  .contact-panel-heading {
    gap: 1rem;
  }

  .contact-panel-heading h2 {
    font-size: 2.55rem;
  }

  .contact-panel-heading > span {
    max-width: 8rem;
    font-size: 0.61rem;
  }

  .contact-field-grid {
    grid-template-columns: 1fr;
    gap: 1.7rem;
  }

  .contact-field textarea {
    min-height: 11rem;
  }

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

  .contact-file-drop em {
    display: none;
  }

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

  .contact-submit-row button {
    width: 100%;
  }

  .contact-guide {
    min-height: auto;
  }

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}