: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;
}

.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: 0.64;
}

.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 {
  display: grid;
  grid-template-columns: minmax(0, 1.48fr) minmax(20rem, 0.82fr);
  gap: 1px;
  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 680ms cubic-bezier(0.22, 1, 0.36, 1);
}

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

.contact-form,
.contact-guide {
  background: rgb(255 255 255 / 96%);
}

.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,
    filter 480ms ease;
}

.contact-workspace.is-guide-expanded .contact-form-content {
  filter: saturate(0.65);
  opacity: 0.58;
}

.contact-guide {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: clamp(2rem, 3.5vw, 3.5rem);
  background: #f1f3f2;
}

.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;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.4rem;
}

.contact-guide-toggle {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  place-items: center;
  border: 1px solid #cbd1cf;
  border-radius: 50%;
  background: rgb(255 255 255 / 72%);
  color: var(--color-ink);
  cursor: pointer;
  font: inherit;
  transition:
    background-color 220ms ease,
    color 220ms ease,
    transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

.contact-guide-toggle:hover,
.contact-guide-toggle:focus-visible {
  background: var(--color-ink);
  color: var(--color-on-dark);
}

.contact-workspace.is-guide-expanded .contact-guide-toggle {
  transform: rotate(135deg);
}

.contact-guide-body {
  position: relative;
  flex: 1;
  min-height: 0;
}

.contact-guide-list {
  display: grid;
  width: 100%;
  min-width: 0;
  padding: 0;
  list-style: none;
  transition: width 580ms cubic-bezier(0.22, 1, 0.36, 1);
}

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

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

.contact-guide-list button {
  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:
    padding 420ms ease,
    color 180ms ease;
}

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

.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;
  transition:
    max-height 420ms ease,
    opacity 240ms ease;
}

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

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

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

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

.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 260ms ease 120ms,
    transform 520ms cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0s linear 520ms;
}

.contact-workspace.is-guide-expanded .contact-guide-details {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  transform: translateX(0);
  transition-delay: 160ms, 80ms, 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;
  }
}

/* Production process page — isolated copy of the shared prototype shell. */
.process-page {
  --process-accent: #78b5a2;
  --process-accent-strong: #367a67;
  --process-paper: #f7f8f6;
  --process-ink-soft: #4f5754;
  background: var(--process-paper);
}

.process-page-intro {
  display: grid;
  min-height: 68svh;
  grid-template-columns: minmax(0, 1.15fr) minmax(20rem, 0.85fr);
  align-content: end;
  gap: 1.5rem clamp(3rem, 8vw, 9rem);
  padding: clamp(9rem, 18vh, 13rem) var(--header-gutter) clamp(4rem, 9vh, 7rem);
  border-bottom: 1px solid var(--color-line);
}

.process-page-intro > p,
.process-page-intro h1,
.process-page-intro-copy > p {
  margin: 0;
}

.process-page-intro > p {
  grid-column: 1 / -1;
  color: var(--process-accent-strong);
  font-size: 0.67rem;
  font-weight: 760;
  letter-spacing: 0.19em;
}

.process-page-intro h1 {
  font-size: clamp(4.5rem, 9.7vw, 11rem);
  font-weight: 640;
  letter-spacing: -0.075em;
  line-height: 0.88;
}

.process-page-intro-copy {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-self: end;
}

.process-page-intro-copy > p {
  color: var(--process-ink-soft);
  font-size: clamp(0.96rem, 1.3vw, 1.2rem);
  line-height: 1.82;
  word-break: keep-all;
}

.process-page-intro-copy > div,
.process-flow-map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.4rem;
  color: var(--color-muted);
  font-size: 0.61rem;
  font-weight: 670;
}

.process-page-intro-copy span,
.process-flow-map-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.48rem;
}

.process-page-intro-copy i,
.process-flow-map-legend i {
  display: block;
  width: 1.15rem;
  height: 2px;
  background: #5d6662;
}

.process-page-intro-copy span:nth-child(2) i,
.process-flow-map-legend span:nth-child(2) i {
  background: transparent;
  border-top: 2px dashed #8d9692;
}

.process-page-intro-copy span:nth-child(3) i,
.process-flow-map-legend span:nth-child(3) i {
  background: var(--process-accent);
}

.process-flow-story {
  display: grid;
  grid-template-columns: minmax(38rem, 1.12fr) minmax(27rem, 0.88fr);
  background: var(--process-paper);
}

.process-flow-map-column {
  min-width: 0;
  border-right: 1px solid var(--color-line);
}

.process-flow-map-sticky {
  position: sticky;
  top: 0;
  display: grid;
  height: 100svh;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 0.8rem;
  padding: clamp(5.5rem, 10vh, 7.5rem) clamp(1.25rem, 3vw, 3.5rem) clamp(1rem, 2vh, 1.8rem);
  overflow: hidden;
}

.process-flow-map-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--color-line);
}

.process-flow-map-heading p,
.process-flow-map-heading h2 {
  margin: 0;
}

.process-flow-map-heading p {
  color: var(--process-accent-strong);
  font-size: 0.54rem;
  font-weight: 780;
  letter-spacing: 0.16em;
}

.process-flow-map-heading h2 {
  margin-top: 0.25rem;
  font-size: clamp(1.25rem, 2vw, 2rem);
  font-weight: 650;
  letter-spacing: -0.045em;
}

.process-flow-map-heading > span {
  color: var(--process-accent-strong);
  font-size: 0.64rem;
  font-weight: 720;
  text-align: right;
}

.process-flow-map {
  position: relative;
  display: grid;
  min-height: 0;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  grid-template-rows: repeat(11, minmax(2.35rem, 1fr));
  gap: 0.28rem 0.65rem;
  align-items: center;
}

.process-flow-map canvas {
  position: absolute;
  z-index: 0;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.process-flow-node {
  position: relative;
  z-index: 1;
  display: grid;
  min-width: 0;
  min-height: 2.55rem;
  grid-template-columns: auto minmax(0, 1fr);
  grid-column: var(--flow-column);
  grid-row: var(--flow-row);
  align-items: center;
  gap: 0.55rem;
  padding: 0.38rem 0.55rem;
  border: 1px solid #ced4d1;
  border-radius: 0.55rem;
  background: rgb(255 255 255 / 94%);
  box-shadow: 0 0.45rem 1.25rem -1rem rgb(35 48 44 / 35%);
  opacity: 0.48;
  transition:
    opacity 260ms ease,
    border-color 260ms ease,
    background-color 260ms ease,
    box-shadow 260ms ease,
    transform 360ms cubic-bezier(0.16, 1, 0.3, 1);
}

.process-flow-node > span {
  display: grid;
  min-width: 1.5rem;
  height: 1.5rem;
  place-items: center;
  border-radius: 0.35rem;
  background: #303633;
  color: white;
  font-size: 0.48rem;
  font-weight: 790;
  letter-spacing: -0.02em;
}

.process-flow-node div {
  display: grid;
  min-width: 0;
  gap: 0.05rem;
}

.process-flow-node b,
.process-flow-node small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.process-flow-node b {
  font-size: clamp(0.61rem, 0.75vw, 0.76rem);
  letter-spacing: -0.025em;
}

.process-flow-node small {
  color: var(--color-muted);
  font-size: clamp(0.44rem, 0.53vw, 0.56rem);
}

.process-flow-node-decision {
  border-color: rgb(120 181 162 / 68%);
  background: #f2fbf7;
}

.process-flow-node-decision > span {
  background: var(--process-accent-strong);
}

.process-flow-node-optional {
  border-style: dashed;
}

.process-flow-node-return > span {
  background: var(--process-accent);
  color: #17352c;
}

.process-flow-node[data-active="true"] {
  border-color: var(--process-accent-strong);
  background: white;
  box-shadow: 0 0.8rem 2rem -1.15rem rgb(47 112 92 / 48%);
  opacity: 1;
  transform: translateY(-1px);
}

.process-flow-map-legend {
  justify-content: center;
  padding-top: 0.25rem;
}

.process-flow-chapters {
  min-width: 0;
}

.process-flow-chapter {
  display: grid;
  min-height: 92svh;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: clamp(1.25rem, 3vw, 2.7rem);
  padding: clamp(5rem, 12vh, 9rem) clamp(1.5rem, 5vw, 6rem);
  border-bottom: 1px solid var(--color-line);
  opacity: 0.3;
  transition: opacity 320ms ease;
}

.process-flow-chapter[data-active="true"] {
  opacity: 1;
}

.process-flow-chapter-number {
  align-self: start;
  margin-top: 0.2rem;
  color: var(--process-accent-strong);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  writing-mode: vertical-rl;
}

.process-flow-chapter > div:last-child > p:first-child,
.process-route-summary > div > p {
  margin: 0;
  color: var(--process-accent-strong);
  font-size: 0.61rem;
  font-weight: 790;
  letter-spacing: 0.17em;
}

.process-flow-chapter h2 {
  margin: 1rem 0 0;
  font-size: clamp(2.25rem, 4.25vw, 4.8rem);
  font-weight: 630;
  letter-spacing: -0.065em;
  line-height: 1.02;
  word-break: keep-all;
}

.process-flow-chapter > div:last-child > p:nth-of-type(2) {
  margin: clamp(1.5rem, 3vw, 2.5rem) 0 0;
  color: var(--process-ink-soft);
  font-size: clamp(0.92rem, 1.15vw, 1.08rem);
  line-height: 1.82;
  word-break: keep-all;
}

.process-flow-chapter ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: 2rem 0 0;
  padding: 0;
  border: solid var(--color-line);
  border-width: 1px 0 0 1px;
  list-style: none;
}

.process-flow-chapter li {
  position: relative;
  padding: 0.85rem 0.8rem 0.85rem 1.8rem;
  border: solid var(--color-line);
  border-width: 0 1px 1px 0;
  font-size: 0.69rem;
}

.process-flow-chapter li::before {
  position: absolute;
  top: 1.05rem;
  left: 0.8rem;
  width: 0.38rem;
  height: 0.38rem;
  background: var(--process-accent);
  content: "";
}

.process-flow-chapter aside {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  margin-top: 2rem;
  padding: 1rem 1.15rem;
  border: 1px solid rgb(120 181 162 / 40%);
  border-radius: 0.8rem;
  background: rgb(120 181 162 / 8%);
  font-size: 0.7rem;
}

.process-flow-chapter aside b {
  color: var(--process-accent-strong);
  font-size: 0.57rem;
  letter-spacing: 0.12em;
}

.process-flow-chapter aside span {
  position: relative;
  padding-left: 0.9rem;
}

.process-flow-chapter aside span::before {
  position: absolute;
  top: 0.45rem;
  left: 0;
  width: 0.3rem;
  height: 0.3rem;
  border-radius: 50%;
  background: var(--process-accent);
  content: "";
}

.process-flow-chapter blockquote {
  margin: 2rem 0 0;
  padding: 1rem 0;
  border: solid var(--color-ink);
  border-width: 1px 0;
  font-size: 0.8rem;
  font-weight: 680;
  line-height: 1.65;
}

.process-flow-chapter-decision {
  background: rgb(120 181 162 / 5%);
}

.process-flow-branches {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
  margin-top: 2rem;
}

.process-flow-branches-three {
  grid-template-columns: 1fr;
}

.process-flow-branches > div {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem;
  border: 1px solid var(--color-line);
  border-radius: 0.65rem;
  background: rgb(255 255 255 / 76%);
}

.process-flow-branches span {
  display: grid;
  width: 1.55rem;
  height: 1.55rem;
  place-items: center;
  border-radius: 0.35rem;
  background: var(--color-ink);
  color: white;
  font-size: 0.52rem;
  font-weight: 780;
}

.process-flow-branches p {
  display: grid;
  gap: 0.22rem;
  margin: 0;
  color: var(--color-muted);
  font-size: 0.64rem;
}

.process-flow-branches b {
  color: var(--color-ink);
  font-size: 0.73rem;
}

.process-flow-return-row {
  display: flex;
  align-items: center;
  margin-top: 2rem;
}

.process-flow-return-row span {
  flex: 0 0 auto;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--color-line);
  border-radius: 0.45rem;
  font-size: 0.58rem;
  font-weight: 690;
}

.process-flow-return-row i {
  min-width: 0.7rem;
  height: 1px;
  flex: 1 1 auto;
  background: var(--process-accent-strong);
}

.process-route-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: clamp(6rem, 12vw, 11rem) var(--header-gutter);
  background: #161918;
  color: white;
}

.process-route-summary > div {
  grid-column: 1 / -1;
  padding-bottom: clamp(3rem, 6vw, 6rem);
}

.process-route-summary > div > p {
  color: var(--process-accent);
}

.process-route-summary > div h2 {
  margin: 0.9rem 0 0;
  font-size: clamp(3rem, 6vw, 6rem);
  font-weight: 620;
  letter-spacing: -0.07em;
}

.process-route-summary article {
  min-height: 18rem;
  padding: clamp(1.5rem, 3vw, 2.8rem);
  border: solid rgb(255 255 255 / 18%);
  border-width: 1px 1px 1px 0;
}

.process-route-summary article:first-of-type {
  border-left-width: 1px;
}

.process-route-summary article > span {
  color: var(--process-accent);
  font-size: 0.6rem;
  font-weight: 780;
}

.process-route-summary h3 {
  margin: 2.5rem 0 0;
  font-size: clamp(1.35rem, 2vw, 2.2rem);
  font-weight: 620;
  letter-spacing: -0.045em;
}

.process-route-summary article p {
  margin: 1.3rem 0 0;
  color: rgb(255 255 255 / 58%);
  font-size: 0.72rem;
  line-height: 1.7;
}

.process-route-summary > a {
  display: flex;
  grid-column: 1 / -1;
  align-items: center;
  justify-content: space-between;
  margin-top: clamp(3rem, 6vw, 5rem);
  padding: 1.3rem 0;
  border-bottom: 1px solid rgb(255 255 255 / 65%);
  font-size: clamp(0.9rem, 1.2vw, 1.08rem);
  font-weight: 690;
}

.process-route-summary > a i {
  display: grid;
  width: 2.4rem;
  height: 2.4rem;
  place-items: center;
  border-radius: 50%;
  background: var(--process-accent);
  color: #17231f;
  font-style: normal;
}

@media (max-width: 64rem) {
  .process-flow-story {
    display: block;
  }

  .process-flow-map-column {
    border-right: 0;
    border-bottom: 1px solid var(--color-line);
  }

  .process-flow-map-sticky {
    position: relative;
    height: 50rem;
    padding-top: 7rem;
  }

  .process-flow-chapter {
    min-height: 76svh;
  }
}

@media (max-width: 48rem) {
  .process-page-intro {
    min-height: 70svh;
    grid-template-columns: 1fr;
    padding: 7rem 1.25rem 3.5rem;
  }

  .process-page-intro h1 {
    font-size: clamp(4rem, 22vw, 7rem);
  }

  .process-flow-map-sticky {
    height: 47rem;
    padding: 6rem 0.75rem 1.25rem;
  }

  .process-flow-map-heading {
    align-items: start;
  }

  .process-flow-map-heading > span {
    max-width: 9rem;
  }

  .process-flow-map {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: repeat(11, minmax(2.5rem, 1fr));
    gap: 0.28rem 0.38rem;
  }

  .process-flow-node {
    min-height: 2.4rem;
    gap: 0.32rem;
    padding: 0.3rem 0.38rem;
  }

  .process-flow-node[data-flow-node="inquiry"],
  .process-flow-node[data-flow-node="consultation"],
  .process-flow-node[data-flow-node="source"],
  .process-flow-node[data-flow-node="sample"],
  .process-flow-node[data-flow-node="sample-qa"],
  .process-flow-node[data-flow-node="sample-check"],
  .process-flow-node[data-flow-node="production"],
  .process-flow-node[data-flow-node="production-qa"],
  .process-flow-node[data-flow-node="delivery"],
  .process-flow-node[data-flow-node="settlement"] {
    grid-column: 2;
  }

  .process-flow-node[data-flow-node="cad"],
  .process-flow-node[data-flow-node="revision"],
  .process-flow-node[data-flow-node="external"] {
    grid-column: 1;
  }

  .process-flow-node[data-flow-node="source-ready"],
  .process-flow-node[data-flow-node="sample-end"] {
    grid-column: 3;
  }

  .process-flow-node > span {
    min-width: 1.25rem;
    height: 1.25rem;
    font-size: 0.4rem;
  }

  .process-flow-node b {
    font-size: 0.53rem;
  }

  .process-flow-node small {
    display: none;
  }

  .process-flow-map-legend {
    gap: 0.7rem;
    font-size: 0.49rem;
  }

  .process-flow-chapter {
    min-height: 72svh;
    gap: 1rem;
    padding: 5rem 1.2rem;
  }

  .process-flow-chapter h2 {
    font-size: clamp(2.2rem, 11.5vw, 3.6rem);
  }

  .process-flow-chapter > div:last-child > p:nth-of-type(2) {
    font-size: 0.9rem;
  }

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

  .process-flow-return-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.28rem;
  }

  .process-flow-return-row i {
    width: 1px;
    height: 0.65rem;
    justify-self: center;
  }

  .process-route-summary {
    grid-template-columns: 1fr;
    padding: 6rem 1.2rem;
  }

  .process-route-summary article,
  .process-route-summary article:first-of-type {
    min-height: 0;
    border-width: 0 1px 1px;
  }

  .process-route-summary article:first-of-type {
    border-top-width: 1px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .process-flow-node,
  .process-flow-chapter {
    transition: none;
  }
}

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

/* Production process v2 — illustrated continuous journey. */
.process-v2-intro {
  display: grid;
  min-height: 78svh;
  align-content: end;
  gap: 1.25rem;
  padding: clamp(10rem, 21vh, 15rem) var(--header-gutter) clamp(5.5rem, 12vh, 8rem);
  border-bottom: 1px solid var(--color-line);
}

.process-v2-intro > * {
  margin: 0;
}

.process-v2-intro > p:first-child,
.process-v2-copy > p:first-child {
  color: var(--process-accent-strong);
  font-size: 0.66rem;
  font-weight: 760;
  letter-spacing: 0.18em;
}

.process-v2-intro h1 {
  max-width: 12ch;
  font-size: clamp(3.7rem, 9vw, 8.8rem);
  font-weight: 640;
  letter-spacing: -0.085em;
  line-height: 0.88;
}

.process-v2-intro > p:nth-of-type(2) {
  max-width: 46rem;
  color: var(--process-ink-soft);
  font-size: clamp(1rem, 1.35vw, 1.2rem);
  letter-spacing: -0.025em;
  line-height: 1.9;
}

.process-v2-intro > span {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
  color: #6f7773;
  font-size: 0.6rem;
  font-weight: 720;
  letter-spacing: 0.15em;
}

.process-v2-intro > span::before {
  width: 2.7rem;
  height: 1px;
  background: #7c8581;
  content: "";
}

.process-roadmap-shell {
  position: sticky;
  z-index: 50;
  top: 4.9rem;
  width: min(57rem, calc(100% - (var(--header-gutter) * 2)));
  margin: 1rem auto -5.6rem;
  padding: 0.8rem 1.05rem 0.7rem;
  border: 1px solid rgb(171 180 176 / 62%);
  border-radius: 0.9rem;
  background: rgb(249 250 248 / 91%);
  box-shadow: 0 1.1rem 3rem -2rem rgb(35 46 42 / 40%);
  backdrop-filter: blur(15px);
}

.process-roadmap-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.55rem;
}

.process-roadmap-heading span {
  color: #737b77;
  font-size: 0.56rem;
  font-weight: 760;
  letter-spacing: 0.12em;
}

.process-roadmap-heading strong {
  color: var(--process-accent-strong);
  font-size: 0.63rem;
  letter-spacing: -0.02em;
}

.process-roadmap {
  position: relative;
  display: grid;
  grid-template-columns: repeat(9, minmax(0, 1fr));
}

.process-roadmap-track {
  position: absolute;
  z-index: 0;
  top: 0.31rem;
  right: calc(100% / 18);
  left: calc(100% / 18);
  height: 1px;
  overflow: hidden;
  background: #cbd1ce;
}

.process-roadmap-track i {
  display: block;
  width: var(--roadmap-progress, 0%);
  height: 100%;
  background: var(--process-accent-strong);
  transition: width 520ms cubic-bezier(0.16, 1, 0.3, 1);
}

.process-roadmap a {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 0.3rem;
  color: #818885;
  font-size: 0.51rem;
  font-weight: 680;
  transition: color 240ms ease;
}

.process-roadmap a > i {
  display: block;
  width: 0.66rem;
  height: 0.66rem;
  border: 2px solid var(--process-paper);
  border-radius: 50%;
  background: #aab1ae;
  box-shadow: 0 0 0 1px #c4cbc8;
  transition: background 240ms ease, box-shadow 240ms ease, transform 240ms ease;
}

.process-roadmap a[data-branch="true"]::after {
  position: absolute;
  top: -0.17rem;
  width: 1.15rem;
  height: 0.55rem;
  border: 1px dashed rgb(78 139 120 / 68%);
  border-top: 0;
  border-radius: 0 0 1rem 1rem;
  content: "";
}

.process-roadmap a[aria-current="step"] {
  color: #1e2925;
}

.process-roadmap a[aria-current="step"] > i {
  background: var(--process-accent-strong);
  box-shadow: 0 0 0 1px var(--process-accent-strong), 0 0 0 0.38rem rgb(120 181 162 / 22%);
  transform: scale(1.12);
}

.process-roadmap a[data-complete="true"] > i {
  background: var(--process-accent-strong);
  box-shadow: 0 0 0 1px var(--process-accent-strong);
}

.process-v2-journey {
  position: relative;
  width: min(76rem, calc(100% - (var(--header-gutter) * 2)));
  margin: 0 auto;
  padding: 7rem 0 4rem;
}

.process-v2-thread {
  position: absolute;
  z-index: 0;
  top: 7rem;
  bottom: 10rem;
  left: 50%;
  width: 2px;
  overflow: hidden;
  background: #cbd1ce;
  transform: translateX(-50%);
}

.process-v2-thread i {
  display: block;
  width: 100%;
  height: var(--thread-progress, 0%);
  background: linear-gradient(#55947f, #78b5a2);
  transition: height 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

.process-v2-step {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 88svh;
  grid-template-columns: minmax(0, 1fr) 5.5rem minmax(0, 1fr);
  align-items: center;
  scroll-margin-top: 10rem;
}

.process-v2-scene {
  position: relative;
  width: min(100%, 28rem);
  margin: 0;
  justify-self: end;
  overflow: hidden;
  border: 1px solid #cdd3d0;
  border-radius: 0.75rem;
  background: #f0f0ed;
  box-shadow: 0 2.4rem 5rem -3.3rem rgb(26 36 32 / 52%);
}

.process-v2-scene::after {
  position: absolute;
  inset: 0;
  border: 0.45rem solid rgb(255 255 255 / 43%);
  border-radius: inherit;
  pointer-events: none;
  content: "";
}

.process-v2-scene img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  filter: saturate(0.82) contrast(0.98);
}

.process-v2-scene figcaption {
  position: absolute;
  z-index: 2;
  right: 0.8rem;
  bottom: 0.8rem;
  left: 0.8rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid rgb(255 255 255 / 65%);
  border-radius: 0.45rem;
  background: rgb(249 250 248 / 88%);
  color: #48514d;
  font-size: 0.61rem;
  font-weight: 680;
  backdrop-filter: blur(8px);
}

.process-v2-node {
  position: relative;
  display: grid;
  width: 3.15rem;
  height: 3.15rem;
  grid-column: 2;
  grid-row: 1;
  place-items: center;
  justify-self: center;
  border: 1px solid #acb5b1;
  border-radius: 50%;
  background: var(--process-paper);
  box-shadow: 0 0 0 0.5rem var(--process-paper);
  font-style: normal;
  transition: border-color 280ms ease, background 280ms ease, color 280ms ease, transform 380ms cubic-bezier(0.16, 1, 0.3, 1);
}

.process-v2-node span {
  font-size: 0.65rem;
  font-weight: 760;
}

.process-v2-copy {
  max-width: 31rem;
  grid-column: 3;
  grid-row: 1;
  padding-left: clamp(1.5rem, 3.2vw, 3.7rem);
}

.process-v2-step-reverse .process-v2-scene {
  grid-column: 3;
  justify-self: start;
}

.process-v2-step-reverse .process-v2-copy {
  grid-column: 1;
  justify-self: end;
  padding-right: clamp(1.5rem, 3.2vw, 3.7rem);
  padding-left: 0;
}

.process-v2-copy > * {
  margin-top: 0;
}

.process-v2-copy h2 {
  margin-bottom: 1.35rem;
  font-size: clamp(2.3rem, 4.4vw, 4.6rem);
  font-weight: 630;
  letter-spacing: -0.075em;
  line-height: 0.96;
}

.process-v2-copy > p:nth-of-type(2) {
  margin-bottom: 1.5rem;
  color: var(--process-ink-soft);
  font-size: 0.94rem;
  letter-spacing: -0.018em;
  line-height: 1.85;
}

.process-v2-copy ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.process-v2-copy li,
.process-v2-note span {
  padding: 0.48rem 0.68rem;
  border: 1px solid #cdd3d0;
  border-radius: 10rem;
  background: rgb(255 255 255 / 55%);
  color: #626a66;
  font-size: 0.64rem;
}

.process-v2-copy blockquote {
  margin: 0;
  padding: 1rem 1.1rem;
  border-left: 2px solid var(--process-accent);
  background: rgb(255 255 255 / 56%);
  color: #46504b;
  font-size: 0.78rem;
  line-height: 1.65;
}

.process-v2-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
}

.process-v2-note b {
  width: 100%;
  margin-bottom: 0.2rem;
  color: var(--process-accent-strong);
  font-size: 0.66rem;
}

.process-v2-routes {
  position: relative;
  display: grid;
  gap: 0.45rem;
  padding-top: 1.3rem;
}

.process-v2-routes::before {
  position: absolute;
  top: 0;
  right: 18%;
  left: 18%;
  height: 0.8rem;
  border: 1px solid var(--process-accent);
  border-bottom: 0;
  border-radius: 0.8rem 0.8rem 0 0;
  content: "";
}

.process-v2-routes-two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.process-v2-routes-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.process-v2-routes > div {
  display: grid;
  min-width: 0;
  gap: 0.18rem;
  padding: 0.8rem;
  border: 1px solid #c8cfcc;
  border-radius: 0.5rem;
  background: rgb(255 255 255 / 64%);
}

.process-v2-routes span {
  display: grid;
  width: 1.35rem;
  height: 1.35rem;
  margin-bottom: 0.22rem;
  place-items: center;
  border-radius: 0.35rem;
  background: var(--process-accent-strong);
  color: white;
  font-size: 0.48rem;
  font-weight: 760;
}

.process-v2-routes b {
  font-size: 0.7rem;
}

.process-v2-routes small {
  overflow: hidden;
  color: #727a76;
  font-size: 0.58rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.process-v2-inline-route {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto;
  align-items: center;
  gap: 0.45rem;
  color: #59625e;
  font-size: 0.64rem;
  font-weight: 680;
}

.process-v2-inline-route i {
  height: 1px;
  background: var(--process-accent);
}

.process-v2-inline-route small {
  color: var(--process-accent-strong);
  font-size: 0.5rem;
}

.process-v2-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2rem;
  padding: 1rem 1.1rem;
  border-radius: 0.5rem;
  background: #222a27;
  color: white;
  font-size: 0.74rem;
  font-weight: 680;
}

.process-v2-cta i {
  font-size: 1rem;
  font-style: normal;
}

.process-v2-journey[data-enhanced="true"] .process-v2-scene,
.process-v2-journey[data-enhanced="true"] .process-v2-copy {
  opacity: 0;
  transform: translateY(4.5rem);
  transition: opacity 700ms ease, transform 800ms cubic-bezier(0.16, 1, 0.3, 1);
}

.process-v2-journey[data-enhanced="true"] .process-v2-copy {
  transition-delay: 100ms;
}

.process-v2-journey[data-enhanced="true"] .process-v2-step[data-visible="true"] .process-v2-scene,
.process-v2-journey[data-enhanced="true"] .process-v2-step[data-visible="true"] .process-v2-copy {
  opacity: 1;
  transform: translateY(0);
}

.process-v2-step[data-active="true"] .process-v2-node {
  border-color: var(--process-accent-strong);
  background: var(--process-accent-strong);
  color: white;
  transform: scale(1.08);
}

@media (max-width: 62rem) {
  .process-roadmap-shell {
    top: 4.6rem;
  }

  .process-v2-journey {
    width: calc(100% - 2.4rem);
  }

  .process-v2-step {
    grid-template-columns: minmax(0, 1fr) 4.5rem minmax(0, 1fr);
  }

  .process-v2-copy h2 {
    font-size: clamp(2rem, 5.4vw, 3.4rem);
  }
}

@media (max-width: 48rem) {
  .process-v2-intro {
    min-height: 76svh;
    padding: 9rem 1.2rem 5rem;
  }

  .process-v2-intro h1 {
    font-size: clamp(3.5rem, 18vw, 5.2rem);
  }

  .process-v2-intro > p:nth-of-type(2) {
    font-size: 0.93rem;
    line-height: 1.8;
  }

  .process-roadmap-shell {
    top: 4.65rem;
    width: calc(100% - 1.4rem);
    margin-bottom: -4.5rem;
    padding: 0.68rem 0.72rem 0.62rem;
    border-radius: 0.75rem;
  }

  .process-roadmap-heading {
    margin-bottom: 0.52rem;
  }

  .process-roadmap-heading span {
    display: none;
  }

  .process-roadmap-heading strong {
    width: 100%;
    text-align: center;
  }

  .process-roadmap a {
    gap: 0;
  }

  .process-roadmap a > span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
  }

  .process-roadmap a > i {
    width: 0.58rem;
    height: 0.58rem;
  }

  .process-roadmap-track {
    top: 0.27rem;
  }

  .process-v2-journey {
    width: calc(100% - 1.5rem);
    padding: 5.5rem 0 3rem;
  }

  .process-v2-thread {
    top: 5.5rem;
    bottom: 7rem;
    left: 1.55rem;
  }

  .process-v2-step,
  .process-v2-step-reverse {
    min-height: auto;
    grid-template-columns: 3.1rem minmax(0, 1fr);
    grid-template-rows: auto auto;
    align-items: start;
    gap: 1.4rem 0;
    padding: 5.5rem 0;
    scroll-margin-top: 9rem;
  }

  .process-v2-step .process-v2-scene,
  .process-v2-step-reverse .process-v2-scene {
    width: min(100%, 25rem);
    grid-column: 2;
    grid-row: 1;
    justify-self: start;
  }

  .process-v2-node {
    position: sticky;
    top: 9rem;
    width: 2.55rem;
    height: 2.55rem;
    grid-column: 1;
    grid-row: 1 / 3;
    align-self: start;
    justify-self: start;
    box-shadow: 0 0 0 0.35rem var(--process-paper);
  }

  .process-v2-node span {
    font-size: 0.58rem;
  }

  .process-v2-step .process-v2-copy,
  .process-v2-step-reverse .process-v2-copy {
    width: 100%;
    max-width: none;
    grid-column: 2;
    grid-row: 2;
    justify-self: stretch;
    padding: 0;
  }

  .process-v2-copy h2 {
    margin-bottom: 1rem;
    font-size: clamp(2.2rem, 11vw, 3.25rem);
  }

  .process-v2-copy > p:nth-of-type(2) {
    font-size: 0.88rem;
  }

  .process-v2-routes-three {
    grid-template-columns: 1fr;
  }

  .process-v2-routes-three::before {
    display: none;
  }

  .process-v2-inline-route {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .process-v2-inline-route i {
    width: 1px;
    height: 0.7rem;
    margin-left: 0.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .process-v2-journey[data-enhanced="true"] .process-v2-scene,
  .process-v2-journey[data-enhanced="true"] .process-v2-copy {
    opacity: 1;
    transform: none;
  }
}

/* Two-step direction study — square-particle scenes and IDE-style minimap. */
.process-direction-intro {
  display: grid;
  min-height: 72svh;
  align-content: end;
  gap: 1.2rem;
  padding: clamp(10rem, 20vh, 14rem) var(--header-gutter) clamp(4.5rem, 9vh, 7rem);
  border-bottom: 1px solid var(--color-line);
}

.process-direction-intro > * {
  margin: 0;
}

.process-direction-intro > p:first-child,
.process-pixel-copy > p:first-child {
  color: var(--process-accent-strong);
  font-size: 0.64rem;
  font-weight: 760;
  letter-spacing: 0.18em;
}

.process-direction-intro h1 {
  max-width: 11ch;
  font-size: clamp(3.8rem, 8.2vw, 8.2rem);
  font-weight: 640;
  letter-spacing: -0.085em;
  line-height: 0.9;
}

.process-direction-intro > p:nth-of-type(2) {
  max-width: 47rem;
  color: var(--process-ink-soft);
  font-size: clamp(0.98rem, 1.28vw, 1.16rem);
  letter-spacing: -0.025em;
  line-height: 1.85;
}

.process-direction-intro > span {
  width: fit-content;
  margin-top: 0.6rem;
  padding: 0.52rem 0.72rem;
  border: 1px solid #ccd2cf;
  border-radius: 10rem;
  color: #69716e;
  font-size: 0.61rem;
  font-weight: 680;
}

.process-ide-minimap {
  position: fixed;
  z-index: 60;
  top: 6.3rem;
  left: 1.3rem;
  width: 7.2rem;
  padding: 0.55rem;
  border: 1px solid rgb(166 177 172 / 68%);
  border-radius: 0.55rem;
  background: rgb(249 250 248 / 88%);
  box-shadow: 0 1rem 2.7rem -1.9rem rgb(30 42 37 / 48%);
  backdrop-filter: blur(13px);
}

.process-ide-minimap-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.45rem;
  color: #78807c;
  font-size: 0.47rem;
  font-weight: 760;
  letter-spacing: 0.1em;
}

.process-ide-minimap-head b {
  color: var(--process-accent-strong);
  font-size: 0.5rem;
  letter-spacing: 0;
}

.process-ide-document {
  position: relative;
  height: 12.2rem;
  overflow: hidden;
  border: 1px solid #d5dad7;
  border-radius: 0.26rem;
  background:
    linear-gradient(rgb(76 90 84 / 4%) 1px, transparent 1px) 0 0 / 100% 0.5rem,
    #f3f5f2;
}

.process-ide-intro {
  position: absolute;
  top: 0.7rem;
  right: 0.65rem;
  left: 0.65rem;
  display: grid;
  gap: 0.25rem;
}

.process-ide-intro i {
  display: block;
  height: 0.15rem;
  background: #aeb6b2;
}

.process-ide-intro i:nth-child(1) {
  width: 28%;
  background: var(--process-accent);
}

.process-ide-intro i:nth-child(2) {
  width: 74%;
  height: 0.28rem;
  background: #5f6964;
}

.process-ide-intro i:nth-child(3) {
  width: 52%;
}

.process-ide-flow {
  position: absolute;
  top: 4rem;
  bottom: 1.2rem;
  left: 50%;
  width: 1px;
  background: #aab4af;
}

.process-ide-step {
  position: absolute;
  right: 0.42rem;
  left: 0.42rem;
  display: grid;
  grid-template-columns: 1fr 0.7rem 1fr;
  align-items: center;
  gap: 0.2rem;
  opacity: 0.42;
  transition: opacity 220ms ease;
}

.process-ide-step-one {
  top: 4.1rem;
}

.process-ide-step-two {
  top: 8.45rem;
}

.process-ide-step > i {
  display: block;
  width: 100%;
  aspect-ratio: 1.25;
  border: 1px solid #9ca8a2;
  background:
    linear-gradient(90deg, transparent 46%, #69746e 46% 54%, transparent 54%),
    linear-gradient(transparent 46%, #69746e 46% 54%, transparent 54%),
    #e6eae7;
}

.process-ide-step > span {
  display: grid;
  gap: 0.2rem;
}

.process-ide-step > span b {
  display: block;
  height: 0.13rem;
  background: #9ba49f;
}

.process-ide-step > span b:nth-child(2) {
  width: 82%;
}

.process-ide-step > span b:nth-child(3) {
  width: 55%;
}

.process-ide-step > em {
  position: absolute;
  left: 50%;
  width: 0.34rem;
  height: 0.34rem;
  border: 1px solid #87938d;
  border-radius: 50%;
  background: #f3f5f2;
  transform: translateX(-50%);
}

.process-ide-step-two > span {
  grid-column: 1;
  grid-row: 1;
}

.process-ide-step-two > i {
  grid-column: 3;
  grid-row: 1;
}

.process-ide-step[data-active="true"] {
  opacity: 1;
}

.process-ide-step[data-active="true"] > em {
  border-color: var(--process-accent-strong);
  background: var(--process-accent-strong);
}

.process-ide-viewport {
  position: absolute;
  z-index: 3;
  top: var(--mini-viewport-y, 0%);
  right: 0.18rem;
  left: 0.18rem;
  height: var(--mini-viewport-height, 22%);
  border: 1px solid rgb(54 122 103 / 76%);
  border-radius: 0.18rem;
  background: rgb(120 181 162 / 10%);
  box-shadow: inset 0 0 0 1px rgb(255 255 255 / 48%);
  pointer-events: none;
  transition: top 80ms linear, height 180ms ease;
}

.process-pixel-journey {
  position: relative;
  width: min(77rem, calc(100% - (var(--header-gutter) * 2)));
  margin: 0 auto;
  padding-bottom: 5rem;
}

.process-pixel-line {
  position: absolute;
  z-index: 0;
  top: 46svh;
  left: 50%;
  width: 2px;
  height: 92svh;
  overflow: hidden;
  background: #c7cfcb;
  transform: translateX(-50%);
}

.process-pixel-line i {
  display: block;
  width: 100%;
  height: var(--pixel-progress, 0%);
  background: linear-gradient(#397b68, #83bba9);
  transition: height 140ms linear;
}

.process-pixel-step {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 92svh;
  grid-template-columns: minmax(0, 1fr) 5.5rem minmax(0, 1fr);
  align-items: center;
}

.process-pixel-figure {
  position: relative;
  width: min(100%, 33rem);
  margin: 0;
  justify-self: end;
  overflow: hidden;
  border: 1px solid #cbd2ce;
  border-radius: 0.7rem;
  background: #f1f3f0;
  box-shadow: 0 2.5rem 5rem -3.4rem rgb(29 42 36 / 54%);
}

.process-pixel-figure canvas {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
}

.process-pixel-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  place-items: center;
  padding: 2rem;
  color: #747d78;
  font-size: 0.55rem;
  letter-spacing: 0.08em;
}

.process-pixel-figure[data-enhanced="true"] .process-pixel-fallback {
  display: none;
}

.process-pixel-figure figcaption {
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  left: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.72rem 0.78rem;
  border: 1px solid rgb(255 255 255 / 72%);
  border-radius: 0.42rem;
  background: rgb(249 250 248 / 88%);
  color: #59625d;
  font-size: 0.61rem;
  backdrop-filter: blur(9px);
}

.process-pixel-figure figcaption b {
  color: #303a35;
}

.process-pixel-node {
  position: relative;
  display: grid;
  width: 3.2rem;
  height: 3.2rem;
  grid-column: 2;
  grid-row: 1;
  place-items: center;
  justify-self: center;
  border: 1px solid #9eaaa4;
  border-radius: 50%;
  background: var(--process-paper);
  box-shadow: 0 0 0 0.5rem var(--process-paper);
  font-style: normal;
  transition: background 260ms ease, border-color 260ms ease, color 260ms ease, transform 320ms ease;
}

.process-pixel-node span {
  font-size: 0.66rem;
  font-weight: 780;
}

.process-pixel-copy {
  max-width: 31rem;
  grid-column: 3;
  grid-row: 1;
  padding-left: clamp(1.5rem, 3.4vw, 4rem);
  opacity: 0.36;
  transform: translateY(2.8rem);
  transition: opacity 650ms ease, transform 760ms cubic-bezier(0.16, 1, 0.3, 1);
}

.process-pixel-step-reverse .process-pixel-figure {
  grid-column: 3;
  justify-self: start;
}

.process-pixel-step-reverse .process-pixel-copy {
  grid-column: 1;
  justify-self: end;
  padding-right: clamp(1.5rem, 3.4vw, 4rem);
  padding-left: 3.6rem;
}

.process-pixel-copy > * {
  margin-top: 0;
}

.process-pixel-copy h2 {
  margin-bottom: 1.35rem;
  font-size: clamp(2.8rem, 4.7vw, 4.9rem);
  font-weight: 630;
  letter-spacing: -0.078em;
  line-height: 0.94;
}

.process-pixel-copy > p:nth-of-type(2) {
  margin-bottom: 1.5rem;
  color: var(--process-ink-soft);
  font-size: 0.94rem;
  letter-spacing: -0.02em;
  line-height: 1.86;
}

.process-pixel-copy ul,
.process-pixel-conditions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.process-pixel-copy li,
.process-pixel-conditions span {
  padding: 0.48rem 0.68rem;
  border: 1px solid #cbd2ce;
  border-radius: 10rem;
  background: rgb(255 255 255 / 55%);
  color: #5d6661;
  font-size: 0.63rem;
}

.process-pixel-step[data-active="true"] .process-pixel-node {
  border-color: var(--process-accent-strong);
  background: var(--process-accent-strong);
  color: white;
  transform: scale(1.08);
}

.process-pixel-step[data-active="true"] .process-pixel-copy,
.process-pixel-step[data-visible="true"] .process-pixel-copy {
  opacity: 1;
  transform: translateY(0);
}

.process-direction-stop {
  position: relative;
  z-index: 1;
  display: grid;
  max-width: 31rem;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1rem;
  margin: 1rem auto 0;
  padding: 1rem;
  border: 1px dashed #aeb9b3;
  border-radius: 0.55rem;
  background: rgb(255 255 255 / 45%);
}

.process-direction-stop > span {
  display: grid;
  width: 2.4rem;
  height: 2.4rem;
  place-items: center;
  border-radius: 50%;
  background: #29332e;
  color: white;
  font-size: 0.6rem;
  font-weight: 760;
}

.process-direction-stop p {
  margin: 0;
  color: #68716c;
  font-size: 0.7rem;
  line-height: 1.6;
}

.process-direction-stop b {
  display: block;
  color: #303a35;
}

@media (max-width: 74rem) {
  .process-ide-minimap {
    left: 0.8rem;
    width: 6.2rem;
  }

  .process-pixel-journey {
    width: calc(100% - 2.4rem);
  }

  .process-pixel-step {
    grid-template-columns: minmax(0, 1fr) 4.7rem minmax(0, 1fr);
  }
}

@media (max-width: 48rem) {
  .process-direction-intro {
    min-height: 72svh;
    padding: 9rem 1.2rem 4.5rem;
  }

  .process-direction-intro h1 {
    font-size: clamp(3.25rem, 17vw, 5rem);
  }

  .process-direction-intro > p:nth-of-type(2) {
    font-size: 0.9rem;
  }

  .process-ide-minimap {
    top: 4.8rem;
    left: 0.65rem;
    width: 4.8rem;
    padding: 0.38rem;
  }

  .process-ide-minimap-head > span {
    display: none;
  }

  .process-ide-minimap-head b {
    margin-left: auto;
  }

  .process-ide-document {
    height: 7.6rem;
  }

  .process-ide-intro {
    top: 0.35rem;
  }

  .process-ide-flow {
    top: 2.45rem;
    bottom: 0.6rem;
  }

  .process-ide-step-one {
    top: 2.3rem;
  }

  .process-ide-step-two {
    top: 5.15rem;
  }

  .process-pixel-journey {
    width: calc(100% - 1.5rem);
    padding-bottom: 4rem;
  }

  .process-pixel-line {
    top: 8rem;
    bottom: 8rem;
    left: 1.5rem;
    width: 2px;
    height: auto;
  }

  .process-pixel-step,
  .process-pixel-step-reverse {
    min-height: auto;
    grid-template-columns: 3rem minmax(0, 1fr);
    grid-template-rows: auto auto;
    gap: 1.4rem 0;
    padding: 6.8rem 0;
  }

  .process-pixel-step .process-pixel-figure,
  .process-pixel-step-reverse .process-pixel-figure {
    width: 100%;
    grid-column: 2;
    grid-row: 1;
    justify-self: stretch;
  }

  .process-pixel-node {
    position: sticky;
    top: 9.5rem;
    width: 2.5rem;
    height: 2.5rem;
    grid-column: 1;
    grid-row: 1 / 3;
    align-self: start;
    justify-self: start;
    box-shadow: 0 0 0 0.35rem var(--process-paper);
  }

  .process-pixel-step .process-pixel-copy,
  .process-pixel-step-reverse .process-pixel-copy {
    width: 100%;
    grid-column: 2;
    grid-row: 2;
    justify-self: stretch;
    padding: 0;
  }

  .process-pixel-copy h2 {
    margin-bottom: 1rem;
    font-size: clamp(2.25rem, 11.5vw, 3.4rem);
  }

  .process-pixel-copy > p:nth-of-type(2) {
    font-size: 0.87rem;
  }

  .process-pixel-figure figcaption {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.15rem;
  }

  .process-direction-stop {
    margin-left: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .process-pixel-copy {
    opacity: 1;
    transform: none;
  }
}

/* Two-state scene morph — one large particle field, no framed illustrations. */
.process-scene-morph {
  position: relative;
  min-height: 250svh;
  overflow: clip;
  background: var(--process-paper);
}

.process-scene-morph-sticky {
  position: sticky;
  top: 0;
  height: 100svh;
  overflow: hidden;
  background:
    radial-gradient(circle at 58% 44%, rgb(120 181 162 / 7%), transparent 36%),
    var(--process-paper);
}

.process-scene-morph-sticky::after {
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 0;
  left: 0;
  height: 36%;
  background: linear-gradient(transparent, rgb(247 248 246 / 88%) 68%, var(--process-paper));
  pointer-events: none;
  content: "";
}

.process-scene-stage {
  position: absolute;
  z-index: 0;
  top: 8svh;
  left: 50%;
  width: min(92vw, 104rem);
  height: 76svh;
  transform: translateX(-50%);
  touch-action: pan-y;
}

.process-scene-stage canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.process-scene-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #a0a8a4;
  font-size: 0.6rem;
  letter-spacing: 0.16em;
}

.process-scene-stage[data-ready="true"] .process-scene-fallback {
  display: none;
}

.process-scene-timeline {
  position: absolute;
  z-index: 4;
  top: 19svh;
  bottom: 19svh;
  left: clamp(8.6rem, 12vw, 13rem);
  width: 3rem;
}

.process-scene-timeline-track {
  position: absolute;
  top: 1.5rem;
  bottom: 1.5rem;
  left: 50%;
  width: 2px;
  overflow: hidden;
  background: #c5ceca;
  transform: translateX(-50%);
}

.process-scene-timeline-track b {
  display: block;
  width: 100%;
  height: var(--scene-line-progress, 0%);
  background: linear-gradient(#387a67, #82bba9);
  transition: height 80ms linear;
}

.process-scene-timeline > span {
  position: absolute;
  left: 50%;
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  border: 1px solid #a9b3ae;
  border-radius: 50%;
  background: var(--process-paper);
  color: #6e7773;
  font-size: 0.61rem;
  font-weight: 780;
  transform: translateX(-50%);
  transition: background 240ms ease, border-color 240ms ease, color 240ms ease, transform 280ms ease;
}

.process-scene-timeline > span:first-of-type {
  top: 0;
}

.process-scene-timeline > span:last-of-type {
  bottom: 0;
}

.process-scene-timeline > span[data-active="true"] {
  border-color: var(--process-accent-strong);
  background: var(--process-accent-strong);
  color: white;
  transform: translateX(-50%) scale(1.08);
}

.process-scene-copy {
  position: absolute;
  z-index: 3;
  right: var(--header-gutter);
  bottom: clamp(4.5rem, 8vh, 7rem);
  width: min(30rem, calc(100% - 18rem));
  opacity: 0;
  pointer-events: none;
  transform: translateY(2.5rem);
  transition: opacity 420ms ease, transform 560ms cubic-bezier(0.16, 1, 0.3, 1);
}

.process-scene-copy[data-active="true"] {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.process-scene-copy > * {
  margin-top: 0;
}

.process-scene-copy > p:first-child {
  color: var(--process-accent-strong);
  font-size: 0.62rem;
  font-weight: 780;
  letter-spacing: 0.18em;
}

.process-scene-copy h1,
.process-scene-copy h2 {
  margin-bottom: 1rem;
  font-size: clamp(3rem, 5.1vw, 5.4rem);
  font-weight: 640;
  letter-spacing: -0.08em;
  line-height: 0.92;
}

.process-scene-copy > p:nth-of-type(2) {
  margin-bottom: 1.25rem;
  color: #4f5954;
  font-size: 0.9rem;
  letter-spacing: -0.02em;
  line-height: 1.82;
}

.process-scene-copy > div {
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
}

.process-scene-copy > div span {
  padding: 0.45rem 0.64rem;
  border: 1px solid #c8d0cc;
  border-radius: 10rem;
  background: rgb(247 248 246 / 72%);
  color: #5e6863;
  font-size: 0.6rem;
  backdrop-filter: blur(7px);
}

.process-scene-readout {
  position: absolute;
  z-index: 4;
  right: var(--header-gutter);
  bottom: 1.5rem;
  left: clamp(12.8rem, 17vw, 18rem);
  display: grid;
  grid-template-columns: auto minmax(5rem, 1fr) auto;
  align-items: center;
  gap: 0.8rem;
  color: #7a827e;
  font-size: 0.52rem;
  font-weight: 720;
  letter-spacing: 0.1em;
}

.process-scene-readout > i {
  height: 1px;
  overflow: hidden;
  background: #c7ceca;
}

.process-scene-readout > i b {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--process-accent-strong);
  transform: scaleX(var(--scene-progress, 0));
  transform-origin: left center;
}

.process-ide-document {
  cursor: pointer;
}

.process-ide-flow {
  top: 1rem;
  bottom: 1rem;
}

.process-ide-step-one {
  top: 1.45rem;
}

.process-ide-step-two {
  top: 8.55rem;
}

@media (max-width: 74rem) {
  .process-scene-timeline {
    left: 7.5rem;
  }

  .process-scene-copy {
    width: min(28rem, calc(100% - 13rem));
  }

  .process-scene-readout {
    left: 10rem;
  }
}

@media (max-width: 48rem) {
  .process-scene-morph {
    min-height: 230svh;
  }

  .process-scene-stage {
    top: 8svh;
    width: 100vw;
    height: 70svh;
  }

  .process-scene-morph-sticky::after {
    height: 48%;
  }

  .process-scene-timeline {
    top: 24svh;
    bottom: 22svh;
    left: 1.4rem;
    width: 2.5rem;
  }

  .process-scene-timeline > span {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 0.56rem;
  }

  .process-scene-copy {
    right: 1rem;
    bottom: 4.4rem;
    left: 4.6rem;
    width: auto;
  }

  .process-scene-copy h1,
  .process-scene-copy h2 {
    font-size: clamp(2.6rem, 13vw, 3.7rem);
  }

  .process-scene-copy > p:nth-of-type(2) {
    display: -webkit-box;
    overflow: hidden;
    font-size: 0.82rem;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
  }

  .process-scene-copy > div span {
    font-size: 0.55rem;
  }

  .process-scene-readout {
    right: 1rem;
    bottom: 1rem;
    left: 4.6rem;
    grid-template-columns: auto 1fr;
  }

  .process-scene-readout > span:last-child {
    display: none;
  }

  .process-ide-flow {
    top: 0.55rem;
    bottom: 0.55rem;
  }

  .process-ide-step-one {
    top: 0.8rem;
  }

  .process-ide-step-two {
    top: 5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .process-scene-copy {
    transition: none;
  }
}