:root {
  --ink: #090806;
  --ink-soft: #11100d;
  --paper: #f4eee2;
  --paper-soft: #d8cdbc;
  --copper: #e86624;
  --copper-hot: #ff9a4a;
  --bronze: #b6875b;
  --line: rgba(244, 238, 226, 0.22);
  --line-hot: rgba(255, 133, 57, 0.72);
  --glass: rgba(8, 7, 5, 0.58);
  --ease-space: cubic-bezier(0.16, 1, 0.3, 1);
  --page-progress: 0;
  --pointer-x: 50%;
  --pointer-y: 50%;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
  background: var(--ink);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  color: var(--paper);
  background: var(--ink);
  font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  z-index: 40;
  top: 0;
  left: 0;
  width: calc(var(--page-progress) * 100%);
  height: 2px;
  pointer-events: none;
  background: var(--copper-hot);
  box-shadow: 0 0 18px var(--copper);
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

button {
  color: inherit;
}

::selection {
  color: #110905;
  background: var(--copper-hot);
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  color: var(--ink);
  background: var(--paper);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.space-stage {
  position: fixed;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  background: #070604;
  pointer-events: none;
}

.space-fallback,
#space-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.space-fallback {
  object-fit: cover;
  object-position: 58% center;
  filter: brightness(0.54) saturate(0.9) contrast(1.14);
  transform: scale(1.06);
}

#space-canvas {
  display: block;
  opacity: 0;
  transition: opacity 900ms ease;
}

body.webgl-ready #space-canvas {
  opacity: 1;
}

body.webgl-ready .space-fallback {
  opacity: 0;
  transition: opacity 900ms ease;
}

.space-atmosphere {
  position: absolute;
  inset: -15%;
  opacity: 0.26;
  background:
    radial-gradient(circle at var(--pointer-x) var(--pointer-y), rgba(234, 103, 31, 0.16), transparent 23%),
    linear-gradient(100deg, rgba(5, 4, 3, 0.7) 0%, transparent 44%, rgba(5, 4, 3, 0.18) 74%, rgba(5, 4, 3, 0.74) 100%);
  mix-blend-mode: screen;
  transition: opacity 500ms ease;
}

.space-vignette {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6, 5, 4, 0.8), rgba(6, 5, 4, 0.18) 46%, transparent 68%, rgba(6, 5, 4, 0.48)),
    linear-gradient(180deg, rgba(7, 6, 4, 0.5), transparent 26%, transparent 68%, rgba(5, 4, 3, 0.82));
}

.space-pointer {
  position: absolute;
  width: 34vw;
  aspect-ratio: 1;
  border: 1px solid rgba(240, 117, 46, 0.08);
  border-radius: 50%;
  opacity: 0;
  transform: translate3d(calc(var(--pointer-x) - 50%), calc(var(--pointer-y) - 50%), 0) scale(0.55);
  transition: opacity 300ms ease, transform 650ms var(--ease-space);
  box-shadow: inset 0 0 80px rgba(224, 91, 26, 0.06), 0 0 120px rgba(224, 91, 26, 0.06);
}

body.pointer-active .space-pointer {
  opacity: 0.32;
  transform: translate3d(calc(var(--pointer-x) - 50%), calc(var(--pointer-y) - 50%), 0) scale(1);
}

.site-header {
  position: fixed;
  z-index: 30;
  top: 0;
  left: 0;
  width: 100%;
  height: 90px;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto minmax(220px, 1fr);
  align-items: center;
  gap: 30px;
  padding: 0 clamp(24px, 4.4vw, 76px);
  border-bottom: 1px solid transparent;
  transition: height 400ms var(--ease-space), background 400ms ease, border-color 400ms ease;
}

.site-header.compact {
  height: 72px;
  background: rgba(7, 6, 4, 0.64);
  border-color: rgba(244, 238, 226, 0.11);
  backdrop-filter: blur(18px) saturate(1.25);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  width: max-content;
}

.brand-mark {
  width: 25px;
  height: 25px;
  flex: 0 0 auto;
  background: url("assets/favicon.svg") center / contain no-repeat;
  filter: drop-shadow(0 0 10px rgba(232, 102, 36, 0.4));
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-family: "Songti SC", "STSong", "SimSun", serif;
  font-size: 16px;
  letter-spacing: 0.08em;
}

.brand small {
  margin-top: 3px;
  color: rgba(244, 238, 226, 0.48);
  font-size: 8px;
  letter-spacing: 0.22em;
}

.header-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
  color: rgba(244, 238, 226, 0.62);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.header-nav a,
.header-phone {
  transition: color 180ms ease;
}

.header-nav a:hover,
.header-phone:hover {
  color: var(--paper);
}

.header-actions {
  display: flex;
  align-items: center;
  justify-self: end;
  gap: 18px;
}

.header-phone {
  color: rgba(244, 238, 226, 0.76);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.mini-cta,
.primary-cta,
.text-link,
.copy-button {
  border: 0;
  cursor: pointer;
}

.mini-cta {
  min-height: 39px;
  padding: 0 18px;
  color: var(--paper);
  background: rgba(232, 102, 36, 0.12);
  border: 1px solid rgba(232, 102, 36, 0.58);
  border-radius: 999px;
  font-size: 12px;
  transition: background 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.mini-cta:hover {
  background: rgba(232, 102, 36, 0.24);
  box-shadow: 0 0 28px rgba(232, 102, 36, 0.18);
  transform: translateY(-1px);
}

.menu-button,
.mobile-menu {
  display: none;
}

.chapter-rail {
  position: fixed;
  z-index: 25;
  top: 50%;
  right: clamp(22px, 2.2vw, 42px);
  display: grid;
  gap: 7px;
  transform: translateY(-50%);
}

.chapter-rail a {
  position: relative;
  display: grid;
  grid-template-columns: 24px 0fr;
  align-items: center;
  height: 28px;
  color: rgba(244, 238, 226, 0.34);
  font-size: 9px;
  letter-spacing: 0.16em;
  transition: grid-template-columns 350ms var(--ease-space), color 200ms ease;
}

.chapter-rail a::before {
  content: "";
  position: absolute;
  left: -12px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: currentColor;
  transition: width 300ms ease, height 300ms ease, box-shadow 300ms ease;
}

.chapter-rail b {
  overflow: hidden;
  white-space: nowrap;
  font-weight: 500;
}

.chapter-rail a.active {
  grid-template-columns: 28px 34px;
  color: var(--copper-hot);
}

.chapter-rail a.active::before {
  width: 7px;
  height: 7px;
  box-shadow: 0 0 14px var(--copper);
}

.space-story {
  position: relative;
  z-index: 5;
}

.space-chapter {
  --p: 0;
  --v: 0;
  --shift: 0px;
  position: relative;
  min-height: 138svh;
  scroll-snap-align: start;
  perspective: 1400px;
  isolation: isolate;
}

.hero-chapter {
  min-height: 128svh;
}

.contact-chapter {
  min-height: 150svh;
}

.chapter-inner {
  position: sticky;
  top: 0;
  width: 100%;
  height: 100svh;
  display: grid;
  align-items: center;
  padding: 100px clamp(58px, 8vw, 136px) 62px;
  opacity: calc(0.12 + var(--v) * 0.88);
  transform-style: preserve-3d;
  transition: opacity 120ms linear;
}

.industrial-film {
  position: absolute;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  opacity: calc(var(--v) * 0.92);
  pointer-events: none;
}

.industrial-film video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.76) brightness(0.72) contrast(1.08);
}

.industrial-film::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 4, 3, 0.94), rgba(5, 4, 3, 0.56) 42%, rgba(5, 4, 3, 0.18) 72%, rgba(5, 4, 3, 0.45)),
    linear-gradient(180deg, rgba(5, 4, 3, 0.42), transparent 30%, transparent 67%, rgba(5, 4, 3, 0.72));
}

.industrial-film-embroidery::after,
.industrial-film-factory::after {
  background:
    linear-gradient(90deg, rgba(5, 4, 3, 0.48), rgba(5, 4, 3, 0.12) 38%, rgba(5, 4, 3, 0.58) 67%, rgba(5, 4, 3, 0.94)),
    linear-gradient(180deg, rgba(5, 4, 3, 0.42), transparent 32%, transparent 68%, rgba(5, 4, 3, 0.76));
}

.industrial-film-factory video {
  object-position: center;
  filter: saturate(0.7) brightness(0.65) contrast(1.08);
}

.chapter-inner > :not(.industrial-film) {
  z-index: 2;
}

.space-chapter:not(.active) .chapter-inner {
  pointer-events: none;
}

.space-chapter.active .chapter-inner {
  pointer-events: auto;
}

.chapter-orbit {
  position: sticky;
  z-index: -1;
  top: 50%;
  width: max-content;
  margin-left: 50%;
  color: rgba(244, 238, 226, 0.11);
  font: 500 clamp(58px, 10vw, 180px)/0.9 Arial, sans-serif;
  letter-spacing: -0.06em;
  white-space: nowrap;
  transform: translate3d(-50%, calc(-50% + (var(--p) - 0.5) * -260px), -420px) rotateX(71deg) rotateZ(calc((var(--p) - 0.5) * 16deg));
  transform-origin: center;
  filter: blur(calc((1 - var(--v)) * 6px));
}

.spatial-panel {
  position: relative;
  z-index: 2;
  max-width: 620px;
  padding: 28px 36px 30px;
  transform-style: preserve-3d;
}

.spatial-panel::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -16px -34px;
  background: radial-gradient(ellipse at 32% 50%, rgba(5, 4, 3, 0.88), rgba(5, 4, 3, 0.56) 56%, transparent 82%);
  filter: blur(7px);
  pointer-events: none;
}

.chapter-index,
.eyebrow {
  margin: 0;
  text-transform: uppercase;
}

.chapter-index {
  color: rgba(244, 238, 226, 0.4);
  font: 500 9px/1.4 Arial, sans-serif;
  letter-spacing: 0.28em;
}

.eyebrow {
  margin-top: 30px;
  color: var(--copper-hot);
  font-family: "Songti SC", "STSong", "SimSun", serif;
  font-size: clamp(15px, 1.2vw, 20px);
  letter-spacing: 0.13em;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1,
h2 {
  margin: 22px 0 0;
  font-family: "Songti SC", "STSong", "SimSun", serif;
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.055em;
}

h1 {
  max-width: 740px;
  font-size: clamp(62px, 7vw, 116px);
}

h2 {
  font-size: clamp(54px, 5.7vw, 92px);
}

h1 em,
h2 em {
  color: var(--copper);
  font-style: normal;
  text-shadow: 0 0 35px rgba(232, 102, 36, 0.16);
}

.hero-lead,
.chapter-copy > p:not(.chapter-index):not(.eyebrow),
.contact-copy > p:not(.chapter-index):not(.eyebrow) {
  max-width: 540px;
  margin: 28px 0 0;
  color: rgba(244, 238, 226, 0.66);
  font-size: clamp(14px, 1.14vw, 17px);
  line-height: 1.95;
  letter-spacing: 0.035em;
}

.spatial-panel > p.en-copy,
.chapter-copy > p.en-copy,
.contact-copy > p.en-copy {
  max-width: 520px;
  margin-top: 10px;
  color: rgba(244, 238, 226, 0.48);
  font: 500 10px/1.65 Arial, sans-serif;
  letter-spacing: 0.035em;
}

.hero-layout {
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  gap: 6vw;
}

.hero-copy {
  padding-left: calc(1vw + 28px);
  transform: translate3d(calc((0.5 - var(--p)) * 42px), calc((var(--p) - 0.5) * -56px), calc(var(--v) * 80px)) rotateY(calc((0.5 - var(--p)) * 4deg));
}

.hero-actions,
.contact-actions,
.quote-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 36px;
}

.primary-cta {
  position: relative;
  min-height: 54px;
  padding: 0 30px;
  overflow: hidden;
  color: #160b05;
  background: var(--copper-hot);
  border-radius: 2px;
  font-weight: 700;
  letter-spacing: 0.08em;
  box-shadow: 0 15px 50px rgba(221, 87, 26, 0.22);
  transition: transform 250ms var(--ease-space), box-shadow 250ms ease, background 250ms ease;
}

.primary-cta::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 25%, rgba(255, 255, 255, 0.4) 48%, transparent 68%);
  transform: translateX(-130%);
  transition: transform 600ms ease;
}

.primary-cta:hover {
  background: #ffad6c;
  box-shadow: 0 20px 60px rgba(232, 102, 36, 0.36);
  transform: translateY(-3px) translateZ(20px);
}

.primary-cta:hover::after {
  transform: translateX(130%);
}

.text-link {
  position: relative;
  padding: 10px 0;
  color: rgba(244, 238, 226, 0.78);
  background: transparent;
  font-size: 13px;
  letter-spacing: 0.08em;
}

.text-link::after {
  content: "";
  position: absolute;
  bottom: 5px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--copper);
  transform: scaleX(0.38);
  transform-origin: left;
  transition: transform 250ms ease;
}

.text-link:hover::after {
  transform: scaleX(1);
}

.floating-services {
  position: relative;
  height: 62vh;
  min-height: 460px;
  transform-style: preserve-3d;
  transform: translate3d(calc((var(--p) - 0.5) * 80px), 0, 0) rotateY(calc((var(--p) - 0.5) * -9deg));
}

.service-signal {
  position: absolute;
  display: grid;
  grid-template-columns: 28px auto;
  align-items: start;
  min-width: 260px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  text-shadow: 0 2px 18px #000;
  transition: color 200ms ease, border-color 200ms ease, transform 500ms var(--ease-space);
}

.service-signal::after {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--copper-hot);
  box-shadow: 0 0 18px var(--copper);
}

.service-signal span {
  grid-row: 1 / 3;
  color: var(--copper-hot);
  font: 10px Arial, sans-serif;
}

.service-signal strong {
  font-family: "Songti SC", "STSong", serif;
  font-size: clamp(18px, 1.65vw, 28px);
  letter-spacing: 0.08em;
}

.service-signal small {
  margin-top: 5px;
  color: rgba(244, 238, 226, 0.42);
  font: 8px Arial, sans-serif;
  letter-spacing: 0.2em;
}

.service-signal:hover {
  color: var(--copper-hot);
  border-color: var(--copper);
}

.signal-one {
  top: 5%;
  right: 3%;
  transform: translateZ(90px) rotateY(-8deg);
}

.signal-two {
  top: 42%;
  right: 10%;
  transform: translateZ(30px) rotateY(-5deg);
}

.signal-three {
  right: 0;
  bottom: 4%;
  transform: translateZ(120px) rotateY(-9deg);
}

.signal-one:hover,
.signal-two:hover,
.signal-three:hover {
  transform: translateZ(145px) translateX(-14px) rotateY(0deg);
}

.scroll-prompt {
  position: absolute;
  z-index: 8;
  bottom: calc(28svh + 24px);
  left: 50%;
  display: grid;
  justify-items: center;
  gap: 9px;
  color: rgba(244, 238, 226, 0.42);
  font-size: 9px;
  letter-spacing: 0.18em;
  transform: translateX(-50%);
}

.scroll-prompt span {
  width: 22px;
  height: 34px;
  border: 1px solid rgba(244, 238, 226, 0.34);
  border-radius: 20px;
}

.scroll-prompt span::after {
  content: "";
  display: block;
  width: 3px;
  height: 7px;
  margin: 6px auto 0;
  border-radius: 3px;
  background: var(--copper-hot);
  animation: scroll-dot 1.7s ease-in-out infinite;
}

@keyframes scroll-dot {
  0%, 100% { transform: translateY(0); opacity: 0.4; }
  50% { transform: translateY(13px); opacity: 1; }
}

.split-layout {
  grid-template-columns: minmax(360px, 0.78fr) minmax(480px, 1.22fr);
  gap: clamp(40px, 8vw, 130px);
}

.chapter-copy {
  transform: translate3d(calc((0.5 - var(--p)) * 85px), calc((var(--p) - 0.5) * -100px), calc(var(--v) * 80px)) rotateY(calc((0.5 - var(--p)) * 9deg));
}

.service-layout {
  grid-template-columns: minmax(440px, 0.9fr) minmax(360px, 1.1fr);
  gap: 8vw;
}

.service-layout-right {
  grid-template-columns: minmax(360px, 1.1fr) minmax(440px, 0.9fr);
}

.service-copy {
  max-width: 670px;
}

.detail-ribbon {
  display: grid;
  grid-template-columns: repeat(4, max-content);
  gap: 8px 19px;
  margin-top: 30px;
  padding: 14px 0;
  border-block: 1px solid rgba(244, 238, 226, 0.14);
}

.detail-ribbon span {
  color: rgba(244, 238, 226, 0.75);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.detail-ribbon b {
  margin-right: 7px;
  color: var(--copper-hot);
  font: 8px Arial, sans-serif;
}

.scene-note {
  margin-top: 16px !important;
  padding-left: 14px;
  border-left: 1px solid var(--copper);
  color: rgba(244, 238, 226, 0.5) !important;
  font-size: 11px !important;
  line-height: 1.7 !important;
}

.scene-readout {
  position: relative;
  align-self: end;
  width: min(31vw, 440px);
  margin-bottom: 10vh;
  padding: 18px 0 16px 54px;
  border-top: 1px solid rgba(244, 238, 226, 0.28);
  text-shadow: 0 2px 20px #000;
  transform-style: preserve-3d;
}

.scene-readout::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--copper-hot);
  box-shadow: 0 0 14px rgba(232, 102, 36, 0.65);
}

.scene-readout span,
.scene-readout strong,
.scene-readout small {
  display: block;
}

.scene-readout span,
.scene-readout small {
  color: rgba(244, 238, 226, 0.42);
  font: 8px Arial, sans-serif;
  letter-spacing: 0.2em;
}

.scene-readout strong {
  margin: 9px 0 11px;
  font-family: "Songti SC", "STSong", serif;
  font-size: clamp(22px, 2vw, 32px);
  font-weight: 500;
  letter-spacing: 0.08em;
}

.scene-readout i {
  display: block;
  width: 65%;
  height: 1px;
  margin: 12px 0;
  overflow: hidden;
  background: linear-gradient(90deg, var(--copper-hot), rgba(232, 102, 36, 0.06));
}

.scene-readout-right {
  justify-self: end;
  transform: translate3d(calc((var(--p) - 0.5) * 95px), calc((0.5 - var(--p)) * 50px), calc(var(--v) * 70px)) rotateY(-8deg);
}

.scene-readout-left {
  justify-self: start;
  transform: translate3d(calc((0.5 - var(--p)) * 95px), calc((var(--p) - 0.5) * -50px), calc(var(--v) * 70px)) rotateY(8deg);
}

.chapter-copy-right {
  justify-self: end;
  transform: translate3d(calc((var(--p) - 0.5) * 85px), calc((var(--p) - 0.5) * -90px), calc(var(--v) * 95px)) rotateY(calc((var(--p) - 0.5) * -9deg));
}

.inline-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  color: rgba(244, 238, 226, 0.8);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.inline-points li::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  margin: 0 9px 3px 0;
  border-radius: 50%;
  background: var(--copper-hot);
  box-shadow: 0 0 10px var(--copper);
}

.vision-console {
  position: relative;
  width: min(44vw, 680px);
  aspect-ratio: 1.42;
  justify-self: end;
  padding: 20px;
  overflow: hidden;
  background: rgba(4, 3, 2, 0.46);
  border: 1px solid rgba(232, 102, 36, 0.38);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.48), inset 0 0 80px rgba(232, 102, 36, 0.04);
  clip-path: polygon(0 0, 94% 0, 100% 9%, 100% 100%, 6% 100%, 0 91%);
  transform: translate3d(calc((var(--p) - 0.5) * 120px), calc((0.5 - var(--p)) * 76px), calc(var(--v) * 115px)) rotateY(calc(-13deg + var(--p) * 8deg)) rotateX(3deg);
  transform-style: preserve-3d;
}

.console-top,
.console-flow {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(244, 238, 226, 0.46);
  font: 9px Arial, sans-serif;
  letter-spacing: 0.16em;
}

.console-top b {
  color: var(--copper-hot);
  font-weight: 500;
}

.console-stage {
  position: relative;
  height: calc(100% - 72px);
  margin: 16px 0;
  overflow: hidden;
  border-block: 1px solid rgba(244, 238, 226, 0.12);
  background-image:
    linear-gradient(rgba(232, 102, 36, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 102, 36, 0.12) 1px, transparent 1px);
  background-size: 34px 34px;
}

.console-stage::before {
  content: "REPEAT PATTERN / AUTO CONTOUR";
  position: absolute;
  right: 10px;
  bottom: 8px;
  color: rgba(244, 238, 226, 0.26);
  font: 8px Arial, sans-serif;
  letter-spacing: 0.16em;
}

.target {
  position: absolute;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  color: var(--copper-hot);
  border: 1px solid rgba(255, 145, 73, 0.56);
  border-radius: 50%;
  font: 9px Arial, sans-serif;
  box-shadow: inset 0 0 18px rgba(232, 102, 36, 0.14), 0 0 18px rgba(232, 102, 36, 0.08);
  animation: target-lock 2.6s ease-in-out infinite;
}

.target::before,
.target::after {
  content: "";
  position: absolute;
  background: var(--copper-hot);
  opacity: 0.6;
}

.target::before { width: 66px; height: 1px; }
.target::after { width: 1px; height: 66px; }
.target-a { top: 18%; left: 14%; }
.target-b { top: 24%; right: 16%; animation-delay: -0.8s; }
.target-c { bottom: 15%; left: 31%; animation-delay: -1.6s; }
.target-d { right: 25%; bottom: 20%; animation-delay: -2.1s; }

@keyframes target-lock {
  0%, 100% { transform: scale(0.92); opacity: 0.46; }
  50% { transform: scale(1.07); opacity: 1; box-shadow: inset 0 0 24px rgba(232, 102, 36, 0.2), 0 0 30px rgba(232, 102, 36, 0.28); }
}

.scan-line {
  position: absolute;
  z-index: 2;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--copper-hot);
  box-shadow: 0 0 8px var(--copper-hot), 0 12px 30px rgba(232, 102, 36, 0.32);
  animation: scan-line 3.2s ease-in-out infinite;
}

@keyframes scan-line {
  0%, 100% { transform: translateY(10px); opacity: 0; }
  12%, 88% { opacity: 1; }
  50% { transform: translateY(270px); }
}

.console-flow {
  justify-content: flex-start;
  gap: 11px;
}

.console-flow span:last-child {
  color: var(--copper-hot);
}

.console-flow i {
  width: 34px;
  height: 1px;
  background: linear-gradient(90deg, rgba(244, 238, 226, 0.18), var(--copper));
}

.capability-layout {
  grid-template-columns: minmax(340px, 0.76fr) minmax(560px, 1.24fr);
  gap: 5vw;
}

.capability-heading {
  align-self: center;
}

.craft-orbit {
  position: relative;
  height: 70vh;
  min-height: 500px;
  transform-style: preserve-3d;
  transform: rotateY(calc((var(--p) - 0.5) * -12deg)) rotateX(calc((var(--p) - 0.5) * 4deg));
}

.craft-node {
  position: absolute;
  width: min(29vw, 430px);
  padding: 22px 26px 24px 76px;
  background: linear-gradient(100deg, rgba(7, 6, 4, 0.78), rgba(7, 6, 4, 0.08));
  border-left: 1px solid var(--line-hot);
  transform-style: preserve-3d;
  transition: border-color 240ms ease, background 240ms ease, box-shadow 240ms ease;
}

.craft-node::before {
  content: "";
  position: absolute;
  top: 50%;
  left: -74px;
  width: 70px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--copper-hot));
}

.craft-node > span {
  position: absolute;
  top: 26px;
  left: 24px;
  color: var(--copper-hot);
  font: 10px Arial, sans-serif;
}

.craft-node h3 {
  margin: 0;
  font-family: "Songti SC", "STSong", serif;
  font-size: clamp(26px, 2.2vw, 36px);
  font-weight: 600;
  letter-spacing: 0.08em;
}

.craft-node p {
  margin: 10px 0 0;
  color: rgba(244, 238, 226, 0.5);
  font-size: 12px;
  line-height: 1.8;
}

.craft-node:hover {
  border-color: var(--copper-hot);
  background: linear-gradient(100deg, rgba(24, 14, 8, 0.9), rgba(7, 6, 4, 0.16));
  box-shadow: -14px 0 38px rgba(232, 102, 36, 0.1);
}

.node-cut {
  top: 1%;
  right: 2%;
  transform: translate3d(calc((var(--p) - 0.5) * 100px), 0, 120px) rotateY(-8deg);
}

.node-hollow {
  top: 37%;
  left: 4%;
  transform: translate3d(calc((0.5 - var(--p)) * 130px), 0, 40px) rotateY(7deg);
}

.node-embroider {
  right: 9%;
  bottom: 1%;
  transform: translate3d(calc((var(--p) - 0.5) * 80px), 0, 160px) rotateY(-10deg);
}

.material-layout {
  grid-template-columns: 1fr minmax(460px, 0.82fr);
  gap: 7vw;
}

.material-axis {
  position: relative;
  height: 68vh;
  transform-style: preserve-3d;
}

.material-axis span {
  position: absolute;
  color: rgba(244, 238, 226, 0.15);
  font: 600 clamp(44px, 6.5vw, 110px)/0.85 Arial, sans-serif;
  letter-spacing: -0.07em;
  writing-mode: vertical-rl;
  transform: translateZ(calc(var(--v) * 80px)) rotateZ(180deg);
}

.material-axis span:nth-child(1) { left: 6%; top: 4%; }
.material-axis span:nth-child(2) { left: 39%; top: 17%; color: rgba(232, 102, 36, 0.15); }
.material-axis span:nth-child(3) { right: 4%; bottom: 0; }

.material-stream {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 30px;
}

.material-stream span {
  padding: 8px 13px;
  color: rgba(244, 238, 226, 0.72);
  border-bottom: 1px solid rgba(244, 238, 226, 0.25);
  font-size: 11px;
  letter-spacing: 0.12em;
  transition: color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.material-stream span:hover {
  color: var(--copper-hot);
  border-color: var(--copper-hot);
  transform: translateY(-3px);
}

.material-note {
  padding-left: 15px;
  border-left: 1px solid var(--copper);
  color: rgba(244, 238, 226, 0.44) !important;
  font-size: 11px !important;
  line-height: 1.7 !important;
}

.application-layout {
  grid-template-columns: minmax(390px, 0.82fr) minmax(520px, 1.18fr);
  gap: 7vw;
}

.application-copy {
  align-self: center;
}

.application-cloud {
  position: relative;
  height: 69vh;
  min-height: 500px;
  transform-style: preserve-3d;
}

.application-cloud article {
  position: absolute;
  width: min(26vw, 390px);
  padding: 19px 8px 18px 54px;
  color: var(--paper);
  background: linear-gradient(90deg, rgba(6, 5, 4, 0.85), rgba(6, 5, 4, 0.2));
  border-top: 1px solid rgba(244, 238, 226, 0.25);
  text-shadow: 0 2px 18px #000;
  transition: border-color 220ms ease, transform 400ms var(--ease-space);
}

.application-cloud article:hover {
  border-color: var(--copper-hot);
}

.application-cloud article > span {
  position: absolute;
  top: 22px;
  left: 16px;
  color: var(--copper-hot);
  font: 9px Arial, sans-serif;
}

.application-cloud h3 {
  margin: 0;
  font-family: "Songti SC", "STSong", serif;
  font-size: clamp(22px, 2vw, 31px);
  font-weight: 500;
  letter-spacing: 0.08em;
}

.application-cloud p {
  margin: 8px 0 0;
  color: rgba(244, 238, 226, 0.52);
  font-size: 11px;
  line-height: 1.7;
}

.application-cloud article:nth-child(1) {
  top: 1%;
  right: 2%;
  transform: translate3d(calc((var(--p) - 0.5) * 95px), 0, 120px) rotateY(-7deg);
}

.application-cloud article:nth-child(2) {
  top: 29%;
  left: 2%;
  transform: translate3d(calc((0.5 - var(--p)) * 115px), 0, 45px) rotateY(6deg);
}

.application-cloud article:nth-child(3) {
  top: 56%;
  right: 8%;
  transform: translate3d(calc((var(--p) - 0.5) * 82px), 0, 150px) rotateY(-8deg);
}

.application-cloud article:nth-child(4) {
  bottom: 0;
  left: 10%;
  transform: translate3d(calc((0.5 - var(--p)) * 72px), 0, 65px) rotateY(5deg);
}

.factory-layout {
  grid-template-columns: minmax(360px, 1fr) minmax(480px, 0.9fr);
  gap: 8vw;
}

.factory-copy {
  justify-self: end;
}

.factory-copy address {
  margin-top: 22px;
  color: rgba(244, 238, 226, 0.56);
  font-size: 11px;
  font-style: normal;
  letter-spacing: 0.08em;
}

.factory-email {
  display: inline-block;
  max-width: 100%;
  margin-top: 10px;
  color: var(--copper-hot);
  font: 500 10px/1.5 Arial, sans-serif;
  letter-spacing: 0.04em;
  overflow-wrap: anywhere;
}

.factory-coordinate {
  align-self: end;
  width: min(28vw, 400px);
  margin-bottom: 10vh;
  padding: 18px 0 16px 45px;
  border-top: 1px solid rgba(244, 238, 226, 0.28);
  text-shadow: 0 2px 20px #000;
  transform: translate3d(calc((0.5 - var(--p)) * 85px), calc((var(--p) - 0.5) * -48px), calc(var(--v) * 60px)) rotateY(7deg);
}

.factory-coordinate::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--copper-hot);
  box-shadow: 0 0 14px rgba(232, 102, 36, 0.55);
}

.factory-coordinate span,
.factory-coordinate strong {
  display: block;
}

.factory-coordinate span {
  color: rgba(244, 238, 226, 0.42);
  font: 8px Arial, sans-serif;
  letter-spacing: 0.2em;
}

.factory-coordinate strong {
  margin-top: 10px;
  color: rgba(244, 238, 226, 0.78);
  font: 500 20px Arial, sans-serif;
  letter-spacing: 0.07em;
}

.factory-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 28px;
  border-top: 1px solid rgba(244, 238, 226, 0.16);
}

.factory-facts span {
  padding: 13px 8px 13px 0;
  color: rgba(244, 238, 226, 0.7);
  border-bottom: 1px solid rgba(244, 238, 226, 0.12);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.factory-facts b {
  margin-right: 9px;
  color: var(--copper-hot);
  font: 8px Arial, sans-serif;
}

.experience-layout {
  grid-template-columns: minmax(430px, 1fr) minmax(480px, 0.86fr);
  gap: 7vw;
}

.experience-number {
  position: relative;
  display: grid;
  place-items: center;
  height: 70vh;
  transform: translate3d(calc((0.5 - var(--p)) * 150px), calc((var(--p) - 0.5) * -80px), calc(var(--v) * 120px)) rotateY(calc((0.5 - var(--p)) * 10deg));
  transform-style: preserve-3d;
}

.experience-number strong {
  color: transparent;
  font: 800 clamp(220px, 33vw, 540px)/0.7 Arial, sans-serif;
  letter-spacing: -0.12em;
  -webkit-text-stroke: 1px rgba(232, 102, 36, 0.55);
  text-shadow: 0 0 80px rgba(232, 102, 36, 0.08);
}

.experience-number span {
  position: absolute;
  bottom: 4%;
  left: 50%;
  color: var(--copper-hot);
  font: 10px Arial, sans-serif;
  letter-spacing: 0.48em;
  transform: translateX(-50%);
}

.experience-copy {
  justify-self: end;
}

.process-line {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin: 34px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.process-line li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 9px;
  padding: 15px 8px 15px 0;
  border-bottom: 1px solid var(--line);
  color: rgba(244, 238, 226, 0.68);
  font-size: 11px;
}

.process-line b {
  color: var(--copper-hot);
  font: 9px Arial, sans-serif;
}

.contact-layout {
  grid-template-columns: minmax(230px, 0.55fr) minmax(480px, 1fr) minmax(300px, 0.62fr);
  gap: 5vw;
}

.contact-copy {
  max-width: 650px;
  transform: translate3d(0, calc((var(--p) - 0.5) * -90px), calc(var(--v) * 120px)) rotateX(calc((0.5 - var(--p)) * 3deg));
}

.contact-beacon {
  position: relative;
  width: min(19vw, 260px);
  aspect-ratio: 1;
  justify-self: center;
  border: 1px solid rgba(232, 102, 36, 0.32);
  border-radius: 50%;
  transform: translateZ(60px) rotateX(68deg) scale(calc(0.72 + var(--v) * 0.28));
  box-shadow: inset 0 0 60px rgba(232, 102, 36, 0.13), 0 0 80px rgba(232, 102, 36, 0.12);
}

.contact-beacon::before,
.contact-beacon::after,
.contact-beacon span {
  content: "";
  position: absolute;
  border: 1px solid rgba(232, 102, 36, 0.28);
  border-radius: 50%;
  animation: beacon 2.4s ease-out infinite;
}

.contact-beacon::before { inset: 16%; }
.contact-beacon::after { inset: 32%; animation-delay: -0.8s; }
.contact-beacon span { inset: -15%; animation-delay: -1.6s; }

.contact-beacon i {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--copper-hot);
  box-shadow: 0 0 22px 8px rgba(232, 102, 36, 0.5);
  transform: translate(-50%, -50%);
}

@keyframes beacon {
  0% { opacity: 0; transform: scale(0.75); }
  30% { opacity: 0.7; }
  100% { opacity: 0; transform: scale(1.18); }
}

.contact-number {
  display: grid;
  gap: 4px;
}

.contact-number small {
  color: rgba(244, 238, 226, 0.44);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.contact-number strong {
  color: var(--paper);
  font: 500 clamp(22px, 2vw, 30px)/1 Arial, sans-serif;
  letter-spacing: 0.04em;
}

.contact-copy address {
  margin-top: 30px;
  color: rgba(244, 238, 226, 0.42);
  font-size: 11px;
  font-style: normal;
  letter-spacing: 0.08em;
}

.global-contact {
  display: grid;
  gap: 6px;
  width: max-content;
  max-width: 100%;
  margin-top: 22px;
  padding: 13px 0 8px;
  border-top: 1px solid rgba(232, 102, 36, 0.44);
}

.global-contact small {
  color: rgba(244, 238, 226, 0.44);
  font: 8px Arial, sans-serif;
  letter-spacing: 0.2em;
}

.global-contact strong {
  color: var(--copper-hot);
  font: 500 clamp(15px, 1.25vw, 19px)/1.35 Arial, sans-serif;
  letter-spacing: 0.02em;
  overflow-wrap: anywhere;
}

.faq-terminal {
  align-self: end;
  margin-bottom: 9vh;
  padding: 22px 0 0;
  border-top: 1px solid rgba(232, 102, 36, 0.45);
  transform: translate3d(calc((var(--p) - 0.5) * 70px), calc((0.5 - var(--p)) * 60px), calc(var(--v) * 40px)) rotateY(-6deg);
}

.faq-terminal > p {
  margin: 0 0 12px;
  color: var(--copper-hot);
  font: 9px Arial, sans-serif;
  letter-spacing: 0.22em;
}

.faq-terminal details {
  border-bottom: 1px solid var(--line);
}

.faq-terminal summary {
  padding: 15px 3px;
  cursor: pointer;
  color: rgba(244, 238, 226, 0.72);
  font-size: 12px;
  list-style: none;
}

.faq-terminal summary::after {
  content: "+";
  float: right;
  color: var(--copper-hot);
}

.faq-terminal details[open] summary::after {
  content: "−";
}

.faq-terminal details span {
  display: block;
  padding: 0 16px 16px 3px;
  color: rgba(244, 238, 226, 0.45);
  font-size: 11px;
  line-height: 1.8;
}

.site-footer {
  position: absolute;
  z-index: 4;
  right: clamp(24px, 4vw, 70px);
  bottom: 26px;
  left: clamp(24px, 4vw, 70px);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 18px;
  color: rgba(244, 238, 226, 0.34);
  border-top: 1px solid rgba(244, 238, 226, 0.1);
  font-size: 9px;
  letter-spacing: 0.12em;
}

.mobile-call {
  display: none;
}

.quote-dialog {
  width: min(980px, calc(100% - 34px));
  max-height: calc(100svh - 34px);
  padding: 0;
  overflow: auto;
  color: var(--paper);
  background: rgba(10, 8, 6, 0.96);
  border: 1px solid rgba(232, 102, 36, 0.48);
  box-shadow: 0 40px 120px rgba(0, 0, 0, 0.78), inset 0 0 90px rgba(232, 102, 36, 0.04);
  clip-path: polygon(0 0, 96% 0, 100% 6%, 100% 100%, 4% 100%, 0 94%);
}

.quote-dialog::backdrop {
  background: rgba(3, 2, 1, 0.76);
  backdrop-filter: blur(12px);
}

.quote-shell {
  position: relative;
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 60px;
  padding: clamp(32px, 5vw, 72px);
}

.dialog-close {
  position: absolute;
  top: 22px;
  right: 24px;
  padding: 8px;
  color: rgba(244, 238, 226, 0.52);
  background: transparent;
  border: 0;
  cursor: pointer;
  font-size: 11px;
}

.quote-heading > p,
.quote-result > p {
  margin: 0;
  color: var(--copper-hot);
  font: 9px Arial, sans-serif;
  letter-spacing: 0.24em;
}

.quote-heading h2,
.quote-result h2 {
  margin-top: 20px;
  font-size: clamp(36px, 4vw, 58px);
  line-height: 1.05;
}

.quote-heading > span {
  display: block;
  margin-top: 22px;
  color: rgba(244, 238, 226, 0.42);
  font-size: 11px;
  line-height: 1.7;
}

.quote-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.quote-fields label {
  display: grid;
  gap: 9px;
  color: rgba(244, 238, 226, 0.58);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.quote-fields .wide {
  grid-column: 1 / -1;
}

.quote-fields input,
.quote-fields select,
.quote-fields textarea {
  width: 100%;
  padding: 13px 0;
  color: var(--paper);
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(244, 238, 226, 0.2);
  border-radius: 0;
  outline: 0;
  resize: vertical;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.quote-fields select {
  color-scheme: dark;
}

.quote-fields input:focus,
.quote-fields select:focus,
.quote-fields textarea:focus {
  border-color: var(--copper-hot);
  box-shadow: 0 8px 18px -14px var(--copper);
}

.quote-actions {
  grid-column: 2;
  margin-top: 5px;
}

.quote-result {
  padding: clamp(36px, 6vw, 80px);
}

.quote-result pre {
  max-height: 42vh;
  margin: 26px 0;
  padding: 18px;
  overflow: auto;
  color: rgba(244, 238, 226, 0.74);
  background: rgba(244, 238, 226, 0.04);
  border-left: 1px solid var(--copper);
  font: 12px/1.8 "Microsoft YaHei", sans-serif;
  white-space: pre-wrap;
}

.quote-result > div {
  display: flex;
  align-items: center;
  gap: 22px;
}

.toast {
  position: fixed;
  z-index: 110;
  right: 24px;
  bottom: 24px;
  max-width: calc(100% - 48px);
  padding: 13px 18px;
  color: var(--paper);
  background: rgba(18, 12, 8, 0.94);
  border: 1px solid rgba(232, 102, 36, 0.46);
  font-size: 12px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px);
  transition: opacity 220ms ease, transform 220ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.qa-status {
  position: fixed;
  z-index: 120;
  left: 8px;
  bottom: 8px;
  padding: 5px 8px;
  color: #f7d4bc;
  background: rgba(0, 0, 0, 0.74);
  border: 1px solid rgba(232, 102, 36, 0.42);
  font: 9px monospace;
}

:focus-visible {
  outline: 2px solid var(--copper-hot);
  outline-offset: 4px;
}

@media (max-width: 1120px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .header-nav {
    display: none;
  }

  .header-actions {
    grid-column: 2;
  }

  .chapter-inner {
    padding-inline: 7vw;
  }

  .hero-layout {
    grid-template-columns: minmax(0, 1fr) minmax(340px, 0.75fr);
  }

  .split-layout,
  .capability-layout,
  .service-layout,
  .service-layout-right,
  .application-layout,
  .factory-layout,
  .experience-layout {
    grid-template-columns: minmax(340px, 0.9fr) minmax(400px, 1fr);
    gap: 5vw;
  }

  h2 {
    font-size: clamp(50px, 6.2vw, 74px);
  }

  .service-copy h2 {
    font-size: clamp(46px, 5.5vw, 62px);
  }

  .materials-chapter .chapter-copy-right {
    transform: translate3d(0, -28px, calc(var(--v) * 75px)) rotateY(-3deg);
  }

  .factory-chapter .factory-copy {
    transform: translate3d(0, -58px, calc(var(--v) * 72px)) rotateY(-3deg);
  }

  .contact-layout {
    grid-template-columns: minmax(160px, 0.38fr) minmax(440px, 1fr);
  }

  .faq-terminal {
    display: none;
  }
}

@media (max-width: 780px) {
  html {
    scroll-snap-type: none;
  }

  body {
    padding-bottom: 58px;
  }

  .space-fallback {
    object-position: 58% center;
  }

  .space-atmosphere {
    opacity: 0.48;
  }

  .space-vignette {
    background: linear-gradient(180deg, rgba(5, 4, 3, 0.45), transparent 23%, rgba(5, 4, 3, 0.22) 55%, rgba(5, 4, 3, 0.86));
  }

  .site-header,
  .site-header.compact {
    height: 66px;
    grid-template-columns: 1fr auto;
    padding: 0 18px;
    background: rgba(7, 6, 4, 0.58);
    border-color: rgba(244, 238, 226, 0.08);
    backdrop-filter: blur(14px);
  }

  .brand strong {
    font-size: 13px;
  }

  .brand small,
  .header-actions,
  .chapter-rail {
    display: none;
  }

  .brand-mark {
    width: 22px;
    height: 22px;
  }

  .menu-button {
    display: grid;
    gap: 5px;
    width: 42px;
    height: 42px;
    place-content: center;
    padding: 0;
    background: transparent;
    border: 0;
    cursor: pointer;
  }

  .menu-button span {
    display: block;
    width: 20px;
    height: 1px;
    background: var(--paper);
    transition: transform 250ms ease;
  }

  .menu-button[aria-expanded="true"] span:first-child {
    transform: translateY(3px) rotate(45deg);
  }

  .menu-button[aria-expanded="true"] span:last-child {
    transform: translateY(-3px) rotate(-45deg);
  }

  .mobile-menu {
    position: fixed;
    z-index: 29;
    inset: 66px 0 auto;
    display: grid;
    padding: 18px;
    color: var(--paper);
    background: rgba(7, 6, 4, 0.96);
    border-bottom: 1px solid rgba(232, 102, 36, 0.32);
    backdrop-filter: blur(18px);
  }

  .mobile-menu[hidden] {
    display: none;
  }

  .mobile-menu a {
    padding: 13px 4px;
    border-bottom: 1px solid rgba(244, 238, 226, 0.1);
    font-family: "Songti SC", "STSong", serif;
    font-size: 18px;
  }

  .space-chapter,
  .hero-chapter {
    min-height: 126svh;
  }

  .contact-chapter {
    min-height: 140svh;
  }

  .chapter-inner {
    height: 100svh;
    padding: 92px 22px 76px;
  }

  .chapter-orbit {
    font-size: 24vw;
    transform: translate3d(-50%, calc(-50% + (var(--p) - 0.5) * -170px), -250px) rotateX(76deg) rotateZ(calc((var(--p) - 0.5) * 10deg));
  }

  .hero-layout,
  .split-layout,
  .capability-layout,
  .service-layout,
  .service-layout-right,
  .material-layout,
  .application-layout,
  .factory-layout,
  .experience-layout,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .hero-copy,
  .chapter-copy,
  .chapter-copy-right,
  .contact-copy,
  .experience-copy {
    align-self: end;
    justify-self: stretch;
    padding: 22px 22px 24px;
    transform: translate3d(0, calc((var(--p) - 0.5) * -52px), calc(var(--v) * 50px)) rotateX(calc((0.5 - var(--p)) * 2deg));
  }

  .chapter-index {
    font-size: 8px;
  }

  .eyebrow {
    margin-top: 18px;
    font-size: 13px;
  }

  h1 {
    max-width: 100%;
    font-size: clamp(48px, 14vw, 58px);
  }

  h2 {
    font-size: clamp(42px, 12vw, 50px);
  }

  .hero-lead,
  .chapter-copy > p:not(.chapter-index):not(.eyebrow),
  .contact-copy > p:not(.chapter-index):not(.eyebrow) {
    margin-top: 19px;
    font-size: 13px;
    line-height: 1.78;
  }

  .spatial-panel > p.en-copy,
  .chapter-copy > p.en-copy,
  .contact-copy > p.en-copy {
    margin-top: 7px;
    font-size: 9px;
    line-height: 1.5;
  }

  .hero-actions,
  .contact-actions {
    gap: 16px;
    margin-top: 24px;
  }

  .primary-cta {
    min-height: 48px;
    padding-inline: 22px;
    font-size: 13px;
  }

  .floating-services {
    display: none;
  }

  .scroll-prompt {
    bottom: calc(24svh + 18px);
  }

  .positioning-chapter .chapter-copy {
    align-self: start;
    margin-top: 0;
  }

  .laser-chapter .service-copy,
  .embroidery-chapter .service-copy {
    align-self: end;
  }

  .detail-ribbon {
    grid-template-columns: 1fr 1fr;
    gap: 8px 12px;
    margin-top: 19px;
  }

  .scene-readout {
    position: absolute;
    top: 13vh;
    width: min(70vw, 300px);
    margin: 0;
    padding-left: 38px;
  }

  .scene-readout-right {
    right: 18px;
  }

  .scene-readout-left {
    left: 18px;
  }

  .vision-console {
    position: absolute;
    right: 18px;
    bottom: 9vh;
    width: calc(100% - 36px);
    aspect-ratio: 1.6;
    padding: 14px;
    transform: translate3d(calc((var(--p) - 0.5) * 36px), calc((0.5 - var(--p)) * 35px), calc(var(--v) * 55px)) rotateY(-4deg) rotateX(2deg);
  }

  .console-stage {
    height: calc(100% - 60px);
    background-size: 26px 26px;
  }

  .target {
    width: 40px;
    height: 40px;
  }

  .target::before { width: 50px; }
  .target::after { height: 50px; }

  @keyframes scan-line {
    0%, 100% { transform: translateY(8px); opacity: 0; }
    12%, 88% { opacity: 1; }
    50% { transform: translateY(150px); }
  }

  .capability-heading {
    align-self: start;
  }

  .craft-orbit {
    position: absolute;
    right: 16px;
    bottom: 7vh;
    left: 16px;
    height: 43vh;
    min-height: 320px;
  }

  .craft-node {
    width: min(82vw, 340px);
    padding: 15px 16px 16px 52px;
  }

  .craft-node > span {
    top: 18px;
    left: 17px;
  }

  .craft-node h3 {
    font-size: 22px;
  }

  .craft-node p {
    font-size: 10px;
  }

  .craft-node::before {
    display: none;
  }

  .node-cut { top: 0; right: 0; }
  .node-hollow { top: 36%; left: 0; }
  .node-embroider { right: 3%; bottom: 0; }

  .material-axis {
    position: absolute;
    inset: 10vh 20px auto;
    height: 33vh;
  }

  .material-axis span {
    font-size: 16vw;
  }

  .materials-chapter .chapter-copy {
    align-self: end;
  }

  .applications-chapter .application-copy {
    align-self: start;
  }

  .factory-chapter .factory-copy {
    align-self: end;
  }

  .factory-coordinate {
    position: absolute;
    top: 13vh;
    left: 20px;
    width: min(72vw, 300px);
    margin: 0;
    transform: translate3d(0, 0, calc(var(--v) * 35px)) rotateY(3deg);
  }

  .factory-facts {
    margin-top: 18px;
  }

  .application-cloud {
    position: absolute;
    right: 16px;
    bottom: 6vh;
    left: 16px;
    height: 47vh;
    min-height: 350px;
  }

  .application-cloud article {
    width: min(77vw, 330px);
    padding: 12px 10px 12px 44px;
  }

  .application-cloud article > span {
    top: 16px;
    left: 14px;
  }

  .application-cloud h3 {
    font-size: 19px;
  }

  .application-cloud p {
    margin-top: 4px;
    font-size: 9px;
  }

  .application-cloud article:nth-child(1) { top: 0; right: 0; }
  .application-cloud article:nth-child(2) { top: 25%; left: 0; }
  .application-cloud article:nth-child(3) { top: 50%; right: 0; }
  .application-cloud article:nth-child(4) { bottom: 0; left: 0; }

  .material-stream {
    gap: 5px;
    margin-top: 19px;
  }

  .material-stream span {
    padding: 6px 9px;
    font-size: 9px;
  }

  .experience-number {
    position: absolute;
    inset: 11vh 0 auto;
    height: 35vh;
  }

  .experience-number strong {
    font-size: 62vw;
  }

  .experience-copy {
    align-self: end;
  }

  .process-line {
    margin-top: 20px;
  }

  .process-line li {
    font-size: 10px;
  }

  .contact-beacon {
    position: absolute;
    top: 11vh;
    left: 50%;
    width: 42vw;
    transform: translateX(-50%) rotateX(68deg) scale(calc(0.72 + var(--v) * 0.28));
  }

  .contact-copy {
    align-self: end;
    padding-bottom: 24px;
  }

  .contact-number strong {
    font-size: 23px;
  }

  .faq-terminal {
    display: none;
  }

  .site-footer {
    right: 20px;
    bottom: 18px;
    left: 20px;
    display: grid;
    gap: 4px;
    padding-top: 10px;
    font-size: 7px;
  }

  .site-footer span:nth-child(2) {
    display: none;
  }

  .mobile-call {
    position: fixed;
    z-index: 32;
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    height: 58px;
    color: #170b05;
    background: var(--copper-hot);
    font-size: 12px;
    letter-spacing: 0.06em;
    box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.36);
  }

  .mobile-call strong {
    font-family: Arial, sans-serif;
    font-size: 14px;
  }

  .quote-dialog {
    width: calc(100% - 18px);
    max-height: calc(100svh - 18px);
    clip-path: none;
  }

  .quote-shell {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 48px 22px 26px;
  }

  .quote-heading h2,
  .quote-result h2 {
    font-size: 36px;
  }

  .quote-heading > span {
    margin-top: 14px;
  }

  .quote-fields {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .quote-fields .wide {
    grid-column: auto;
  }

  .quote-actions {
    grid-column: auto;
    margin-top: 0;
  }

  .quote-result {
    padding: 45px 22px 26px;
  }

  .quote-result > div {
    align-items: flex-start;
    flex-direction: column;
  }

  .toast {
    right: 12px;
    bottom: 70px;
    max-width: calc(100% - 24px);
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .chapter-inner,
  .chapter-copy,
  .chapter-copy-right,
  .vision-console,
  .craft-orbit,
  .craft-node,
  .experience-number,
  .contact-copy,
  .faq-terminal {
    transform: none !important;
  }
}