:root {
  color-scheme: dark;
  --ink: #050707;
  --paper: #f5f1e8;
  --muted: #a8aaa8;
  --line: rgba(255, 255, 255, 0.16);
  --cyan: #21d6e7;
  --gold: #e4a93f;
  --header-height: 96px;
  --site-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  --reveal-ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 80% 0%, rgba(219, 169, 93, 0.08), transparent 30rem),
    #050707;
  color: var(--paper);
  font-family: var(--site-font);
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  z-index: 20;
  inset: 0;
  pointer-events: none;
  content: "";
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.32'/%3E%3C/svg%3E");
  opacity: 0.025;
}

a {
  color: inherit;
}

.sr-only,
.skip-link:not(:focus) {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border: 1px solid var(--cyan);
  background: #061114;
  text-decoration: none;
}

.floating-header {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 30px;
  padding: 0 clamp(28px, 4vw, 58px);
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: #030505;
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.18);
}

.has-motion .floating-header > * {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 900ms ease, transform 1100ms var(--reveal-ease);
}

.has-motion .floating-header.is-motion-ready > * {
  opacity: 1;
  transform: translateY(0);
}

.has-motion .floating-header > :nth-child(2) { transition-delay: 90ms; }
.has-motion .floating-header > :nth-child(3) { transition-delay: 180ms; }

.wordmark {
  display: inline-flex;
  width: max-content;
  align-items: center;
  gap: 10px;
  color: #f8f7f2;
  font-size: 19px;
  font-weight: 570;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.wordmark-mark {
  width: 32px;
  height: 32px;
  color: #f5f5f2;
  filter: drop-shadow(8px 8px 13px rgba(31, 215, 232, 0.12));
}

.floating-nav {
  display: flex;
  align-items: center;
  gap: clamp(26px, 5vw, 74px);
}

.floating-nav a,
.header-cta {
  position: relative;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.floating-nav a {
  color: rgba(245, 241, 232, 0.8);
}

.floating-nav a::after {
  position: absolute;
  right: 50%;
  bottom: -10px;
  left: 50%;
  height: 1px;
  content: "";
  background: var(--cyan);
  transition: left 220ms ease, right 220ms ease;
}

.floating-nav a:hover::after,
.floating-nav a:focus-visible::after {
  right: 0;
  left: 0;
}

.header-cta {
  justify-self: end;
  padding: 11px 20px;
  border: 1px solid rgba(245, 241, 232, 0.62);
  color: #f7f3ea;
  transition: border-color 180ms ease, background 180ms ease, color 180ms ease;
}

.header-cta:hover,
.header-cta:focus-visible {
  border-color: var(--cyan);
  background: rgba(31, 215, 232, 0.08);
  color: #baf8ff;
}

.chapter {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
  background: #050707;
  scroll-snap-align: start;
}

.chapter-image {
  position: absolute;
  z-index: -3;
  inset: 0;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  image-rendering: auto;
}

.has-motion .chapter .chapter-image {
  opacity: 0;
  transform: translateY(32px) scale(1.012);
  transition: opacity 900ms ease 120ms, transform 1100ms var(--reveal-ease) 80ms;
  will-change: opacity, transform;
}

.has-motion .chapter.is-visible .chapter-image {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.hero-chapter .chapter-image {
  background-image: url("assets/landing/hero-chapter.webp");
}

.manifesto-chapter .chapter-image {
  background-image: url("assets/landing/manifesto-chapter.webp");
}

.plugins-chapter .chapter-image {
  background-image: url("assets/landing/plugins-chapter-clean.webp");
}

.collection-chapter .chapter-image {
  background-image: url("assets/landing/collection-chapter.webp");
}

.generation-chapter .chapter-image {
  background-image: url("assets/landing/generation-chapter.webp");
}

.output-chapter .chapter-image {
  background-image: url("assets/landing/output-chapter.webp");
}

.motion-chapter .chapter-image {
  background-image: url("assets/landing/motion-chapter.webp");
}

.hero-chapter::after,
.product-chapter::after {
  position: absolute;
  z-index: -1;
  inset: auto 0 0;
  height: 18%;
  pointer-events: none;
  content: "";
  background: linear-gradient(180deg, transparent, rgba(2, 3, 3, 0.72));
}

.hero-chapter::before,
.product-chapter::before {
  position: absolute;
  z-index: -1;
  top: 0;
  right: 0;
  left: 0;
  height: calc(var(--header-height) + 18px);
  pointer-events: none;
  content: "";
  background: linear-gradient(180deg, #030505 0 var(--header-height), rgba(3, 5, 5, 0.98) 90%, transparent 100%);
}

.motion-chapter::after {
  height: 24%;
  background: #030404;
}

.hero-shimmer {
  position: absolute;
  z-index: -2;
  inset: 10% -20%;
  pointer-events: none;
  background: linear-gradient(108deg, transparent 34%, rgba(249, 224, 179, 0.16) 47%, rgba(33, 214, 231, 0.11) 56%, transparent 68%);
  transform: translateX(-35%);
  mix-blend-mode: screen;
  animation: heroSweep 10s ease-in-out infinite alternate;
}

@keyframes heroSweep {
  to { transform: translateX(35%); }
}

.chapter-hotspot {
  position: absolute;
  z-index: 4;
}

.hotspot {
  position: absolute;
  display: block;
  border-radius: 4px;
  text-decoration: none;
}

.hotspot:focus-visible,
.chapter-hotspot:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  background: rgba(33, 214, 231, 0.08);
}

.scroll-cue {
  position: absolute;
  z-index: 5;
  bottom: 1.8%;
  left: 50%;
  width: 140px;
  height: 58px;
  transform: translateX(-50%);
  color: transparent;
  text-decoration: none;
}

.scroll-cue i {
  display: none;
}

.mobile-hero-copy {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
}

.chapter-copy {
  position: absolute;
  z-index: 3;
  isolation: isolate;
  left: clamp(34px, 4.25vw, 82px);
  width: min(44vw, 820px);
  color: #f6f3eb;
}

.chapter-copy::before {
  position: absolute;
  z-index: -1;
  top: -72px;
  bottom: -72px;
  left: calc(-1 * clamp(34px, 4.25vw, 82px));
  width: 52vw;
  pointer-events: none;
  content: "";
  background: linear-gradient(90deg, #030505 0 48%, rgba(3, 5, 5, 0.98) 66%, rgba(3, 5, 5, 0.72) 84%, transparent 100%);
}

.chapter-copy-plugins {
  top: clamp(162px, 17.2vh, 208px);
  width: min(58vw, 1120px);
}

.chapter-copy-plugins::before {
  top: -54px;
  bottom: auto;
  width: 58vw;
  height: clamp(250px, 28vh, 340px);
  background: linear-gradient(90deg, #030505 0 52%, rgba(3, 5, 5, 0.98) 70%, rgba(3, 5, 5, 0.7) 86%, transparent 100%);
}

.collection-chapter .chapter-copy::before {
  width: min(49vw, 940px);
  background: linear-gradient(90deg, #030505 0 66%, rgba(3, 5, 5, 0.99) 80%, rgba(3, 5, 5, 0.76) 91%, transparent 100%);
}

.chapter-copy-studio,
.chapter-copy-motion {
  top: 50%;
  transform: translateY(-48%);
}

.chapter-copy-motion {
  width: min(35vw, 650px);
}

.motion-chapter .chapter-image {
  background-color: #030404;
  background-position: center top;
  background-size: contain;
}

.chapter-copy .chapter-kicker {
  margin: 0 0 clamp(26px, 3vh, 40px);
  color: rgba(245, 241, 232, 0.72);
  font-size: clamp(11px, 0.85vw, 15px);
  font-weight: 520;
  letter-spacing: 0.18em;
  line-height: 1.4;
}

.chapter-copy .chapter-kicker span,
.chapter-copy-plugins .chapter-kicker {
  color: var(--cyan);
}

.chapter-copy h2 {
  max-width: 100%;
  margin: 0;
  font-family: var(--site-font);
  font-size: clamp(52px, 5.15vw, 98px);
  font-weight: 320;
  line-height: 1.15;
  letter-spacing: 0.025em;
  text-wrap: balance;
}

.chapter-copy-plugins h2 {
  font-size: clamp(46px, 4.1vw, 78px);
  white-space: nowrap;
}

.chapter-copy-motion h2 {
  font-size: clamp(54px, 5.25vw, 100px);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: 0.01em;
}

.chapter-highlight {
  color: var(--cyan);
}

.chapter-description {
  max-width: 660px;
  margin: clamp(28px, 3.6vh, 46px) 0 0;
  color: rgba(245, 241, 232, 0.67);
  font-size: clamp(14px, 1.05vw, 19px);
  line-height: 1.85;
  letter-spacing: 0.04em;
}

.chapter-copy-motion .chapter-description {
  font-size: clamp(15px, 1.22vw, 22px);
  line-height: 1.9;
}

.chapter-action {
  display: inline-flex;
  align-items: center;
  gap: clamp(22px, 2vw, 38px);
  min-width: 178px;
  margin-top: clamp(34px, 5vh, 62px);
  padding: 0 4px 14px;
  border-bottom: 2px solid var(--cyan);
  color: #88f3ff;
  font-size: clamp(14px, 1.1vw, 19px);
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: gap 220ms ease, color 220ms ease, border-color 220ms ease;
}

.chapter-action:hover,
.chapter-action:focus-visible {
  gap: clamp(28px, 2.5vw, 46px);
  color: #d2fbff;
  border-color: #d2fbff;
}

.chapter-action:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: 7px;
}

.plugin-primary-action {
  position: absolute;
  z-index: 4;
  bottom: clamp(38px, 5.2vh, 66px);
  left: clamp(34px, 4.25vw, 82px);
  min-width: clamp(210px, 15.5vw, 300px);
  margin-top: 0;
}

.has-motion .plugin-primary-action {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 900ms ease 360ms, transform 1100ms var(--reveal-ease) 360ms, gap 220ms ease, color 220ms ease, border-color 220ms ease;
}

.has-motion .plugins-chapter.is-visible .plugin-primary-action {
  opacity: 1;
  transform: translateY(0);
}

.chapter-accent-line {
  width: clamp(150px, 15vw, 286px);
  height: 2px;
  margin-top: clamp(42px, 5vh, 64px);
  background: linear-gradient(90deg, var(--gold), var(--cyan) 54%, transparent);
  box-shadow: 0 0 14px rgba(33, 214, 231, 0.25);
}

.chapter-copy-motion .chapter-accent-line {
  width: clamp(140px, 12vw, 230px);
  margin-top: clamp(32px, 4vh, 52px);
}

.chapter-mobile-only {
  display: none;
}

.has-motion .chapter-copy > * {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 900ms ease, transform 1100ms var(--reveal-ease);
}

.has-motion .chapter.is-visible .chapter-copy > * {
  opacity: 1;
  transform: translateY(0);
}

.has-motion .chapter-copy > :nth-child(2) { transition-delay: 100ms; }
.has-motion .chapter-copy > :nth-child(3) { transition-delay: 200ms; }
.has-motion .chapter-copy > :nth-child(4) { transition-delay: 300ms; }
.has-motion .chapter-copy > :nth-child(5) { transition-delay: 400ms; }

.manifesto-chapter .chapter-image {
  background-position: center 42%;
}

.manifesto-veil {
  position: absolute;
  z-index: -2;
  inset: 0;
  background:
    radial-gradient(circle at 58% 43%, rgba(3, 4, 4, 0.24) 0 9rem, rgba(3, 4, 4, 0.62) 34rem),
    linear-gradient(90deg, rgba(3, 4, 4, 0.96), rgba(3, 4, 4, 0.48) 53%, rgba(3, 4, 4, 0.84));
}

.manifesto-copy {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: clamp(32px, 7.2vw, 118px);
  width: min(760px, 72vw);
  transform: translateY(-44%);
}

.manifesto-copy > p:first-child {
  margin: 0 0 36px;
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.32em;
}

.manifesto-copy h2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 680px;
  margin: 0;
  font-family: var(--site-font);
  font-size: clamp(54px, 7vw, 104px);
  font-weight: 400;
  line-height: 1.07;
  letter-spacing: 0.08em;
}

.manifesto-copy h2 span:nth-child(2),
.manifesto-copy h2 span:nth-child(3) {
  color: rgba(245, 241, 232, 0.58);
}

.manifesto-rule {
  width: 140px;
  height: 1px;
  margin: 42px 0 26px;
  background: linear-gradient(90deg, var(--gold), var(--cyan), transparent);
}

.manifesto-description {
  max-width: 650px;
  margin: 0;
  color: rgba(245, 241, 232, 0.7);
  font-size: clamp(14px, 1.5vw, 19px);
  line-height: 1.9;
  letter-spacing: 0.05em;
}

.reveal {
  opacity: 0;
  transform: translateY(calc(-44% + 32px));
  transition: opacity 900ms ease 180ms, transform 1100ms var(--reveal-ease) 120ms;
}

.is-visible .reveal {
  opacity: 1;
  transform: translateY(-44%);
}

.chapter-glint {
  position: absolute;
  z-index: 1;
  top: -15%;
  left: 55%;
  width: 12%;
  height: 130%;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(255, 235, 199, 0.08), transparent);
  transform: translateX(-250%) skewX(-12deg);
  mix-blend-mode: screen;
  transition: transform 2200ms cubic-bezier(0.2, 0.75, 0.2, 1) 500ms;
}

.product-chapter.is-visible .chapter-glint {
  transform: translateX(340%) skewX(-12deg);
}

.chapter-hotspot {
  display: block;
  border-radius: 4px;
}

.plugin-primary { left: 15%; bottom: 8.7%; width: 15%; height: 6.6%; }
.motion-pulse {
  position: absolute;
  z-index: 2;
  top: 39%;
  right: 13.6%;
  width: 88px;
  aspect-ratio: 1;
  pointer-events: none;
  border-radius: 50%;
}

.motion-pulse i {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(33, 214, 231, 0.58);
  border-radius: inherit;
  animation: pulseRing 2.8s ease-out infinite;
}

.motion-pulse i:nth-child(2) {
  animation-delay: 1.4s;
}

@keyframes pulseRing {
  0% { opacity: 0.7; transform: scale(0.6); }
  100% { opacity: 0; transform: scale(1.45); }
}

.chapter-rail {
  position: fixed;
  z-index: 40;
  top: 50%;
  right: 18px;
  display: flex;
  flex-direction: column;
  gap: 11px;
  transform: translateY(-50%);
}

.chapter-rail a {
  width: 4px;
  height: 18px;
  border-radius: 3px;
  background: rgba(245, 241, 232, 0.22);
  transition: height 220ms ease, background 220ms ease, box-shadow 220ms ease;
}

.chapter-rail a.is-active {
  height: 36px;
  background: var(--cyan);
  box-shadow: 0 0 16px rgba(33, 214, 231, 0.62);
}

.landing-footer {
  position: relative;
  min-height: 66svh;
  padding: clamp(124px, 13vw, 190px) clamp(32px, 7.2vw, 118px) 52px;
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(circle at 12% 115%, rgba(33, 214, 231, 0.09), transparent 31rem),
    radial-gradient(circle at 93% -18%, rgba(228, 169, 63, 0.08), transparent 28rem),
    #050707;
  scroll-snap-align: end;
}

.landing-footer::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.025) 52%, transparent);
}

.has-motion .landing-footer .footer-brand-block,
.has-motion .landing-footer .footer-link-group,
.has-motion .landing-footer .footer-bottom {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 900ms ease, transform 1100ms var(--reveal-ease);
}

.has-motion .landing-footer.is-visible .footer-brand-block,
.has-motion .landing-footer.is-visible .footer-link-group,
.has-motion .landing-footer.is-visible .footer-bottom {
  opacity: 1;
  transform: translateY(0);
}

.has-motion .landing-footer .footer-link-group:nth-of-type(1) { transition-delay: 90ms; }
.has-motion .landing-footer .footer-link-group:nth-of-type(2) { transition-delay: 180ms; }
.has-motion .landing-footer .footer-link-group:nth-of-type(3) { transition-delay: 270ms; }
.has-motion .landing-footer .footer-bottom { transition-delay: 360ms; }

.footer-grid,
.footer-bottom {
  position: relative;
  z-index: 1;
  max-width: 1480px;
  margin-inline: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(300px, 1.75fr) repeat(3, minmax(150px, 0.72fr));
  gap: clamp(44px, 7vw, 116px);
  align-items: start;
}

.footer-wordmark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #f5f3ed;
  font-size: 20px;
  font-weight: 630;
  letter-spacing: -0.025em;
  text-decoration: none;
}

.footer-wordmark svg {
  width: 32px;
  height: 32px;
  color: #f5f3ed;
}

.footer-brand-block p {
  max-width: 310px;
  margin: 30px 0 0;
  color: rgba(225, 228, 225, 0.52);
  font-size: 14px;
  line-height: 1.9;
  text-wrap: pretty;
}

.footer-link-group {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}

.footer-link-group h2 {
  position: relative;
  margin: 0 0 12px;
  color: rgba(245, 243, 237, 0.9);
  font-size: 13px;
  font-weight: 590;
  letter-spacing: 0.08em;
}

.footer-link-group h2::after {
  position: absolute;
  bottom: -12px;
  left: 0;
  width: 9px;
  height: 1px;
  content: "";
  background: var(--cyan);
}

.footer-link-group a,
.footer-link-group span {
  color: rgba(225, 228, 225, 0.5);
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
}

.footer-link-group a {
  position: relative;
  transition: color 180ms ease, transform 180ms ease;
}

.footer-link-group a:hover,
.footer-link-group a:focus-visible {
  color: #b8f7fe;
  transform: translateX(3px);
}

.footer-link-group a:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: 5px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: clamp(82px, 10vw, 132px);
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(225, 228, 225, 0.28);
  font-size: 11px;
  letter-spacing: 0.03em;
}

.footer-bottom i {
  margin-left: 12px;
  color: var(--gold);
  font-style: normal;
}

@media (max-aspect-ratio: 4 / 3) and (min-width: 761px) {
  .product-chapter {
    min-height: 72vw;
  }
}

@media (max-width: 760px) {
  :root { --header-height: 64px; }

  html { scroll-snap-type: none; }

  .floating-header {
    grid-template-columns: 1fr auto;
    padding: 0 18px;
    background: #030505;
  }

  .wordmark { font-size: 16px; }
  .wordmark-mark { width: 27px; height: 27px; }
  .floating-nav { display: none; }
  .header-cta { padding: 8px 12px; font-size: 12px; }

  .chapter {
    min-height: 100svh;
  }

  .chapter-image {
    background-position: center;
  }

  .hero-chapter .chapter-image {
    background-position: 52% center;
  }

  .hero-chapter::before,
  .product-chapter::before {
    position: absolute;
    z-index: -1;
    inset: 0;
    content: "";
    background: linear-gradient(180deg, rgba(2, 3, 3, 0.12) 20%, rgba(2, 3, 3, 0.8) 74%, #030404 100%);
  }

  .scroll-cue,
  .chapter-hotspot,
  .plugin-primary-action,
  .chapter-glint,
  .motion-pulse {
    display: none;
  }

  .mobile-hero-copy,
  .chapter-copy {
    position: absolute !important;
    z-index: 3;
    right: 24px;
    bottom: 54px;
    left: 24px;
    width: auto !important;
    height: auto !important;
    margin: 0 !important;
    overflow: visible !important;
    clip: auto !important;
    white-space: normal !important;
  }

  .chapter-copy {
    top: auto;
    transform: none;
    color: #f6f3eb;
  }

  .chapter-copy::before {
    top: -36px;
    right: -24px;
    bottom: -48px;
    left: -24px;
    width: auto;
    background: linear-gradient(180deg, rgba(3, 5, 5, 0.18), rgba(3, 5, 5, 0.96) 30%, #030505 100%);
  }

  .chapter-copy-plugins::before,
  .collection-chapter .chapter-copy::before {
    top: -36px;
    right: -24px;
    bottom: -48px;
    left: -24px;
    width: auto;
    height: auto;
    background: linear-gradient(180deg, rgba(3, 5, 5, 0.18), rgba(3, 5, 5, 0.96) 30%, #030505 100%);
  }

  .mobile-hero-copy p,
  .chapter-copy .chapter-kicker {
    margin: 0 0 18px;
    color: var(--cyan);
    font-size: 10px;
    letter-spacing: 0.2em;
  }

  .mobile-hero-copy h1,
  .chapter-copy h2,
  .chapter-copy-plugins h2,
  .chapter-copy-motion h2 {
    margin: 0 0 20px;
    font-family: var(--site-font);
    font-size: clamp(42px, 13vw, 62px);
    font-weight: 400;
    line-height: 1.08;
    letter-spacing: 0.02em;
    white-space: normal;
  }

  .mobile-hero-copy > span,
  .chapter-description,
  .chapter-mobile-only {
    display: block;
    max-width: 92%;
    color: rgba(245, 241, 232, 0.72);
    font-size: 14px;
    line-height: 1.8;
  }

  .chapter-description,
  .chapter-copy-motion .chapter-description {
    margin-top: 0;
    font-size: 14px;
    line-height: 1.8;
  }

  .chapter-mobile-only {
    margin: 0;
  }

  .chapter-action,
  .chapter-action.chapter-mobile-only {
    display: inline-flex;
    align-items: center;
    gap: 18px;
    margin-top: 28px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--cyan);
    color: #b6f8ff;
    font-size: 14px;
    text-decoration: none;
  }

  .chapter-mobile-only {
    display: block;
  }

  .chapter-action.chapter-mobile-only {
    display: inline-flex;
  }

  .chapter-accent-line {
    width: 120px;
    margin-top: 28px;
  }

  .has-motion .mobile-hero-copy > *,
  .has-motion .chapter-copy > * {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 900ms ease, transform 1100ms var(--reveal-ease);
  }

  .has-motion .chapter.is-visible .mobile-hero-copy > *,
  .has-motion .chapter.is-visible .chapter-copy > * {
    opacity: 1;
    transform: translateY(0);
  }

  .has-motion .mobile-hero-copy > :nth-child(2),
  .has-motion .chapter-copy > :nth-child(2) { transition-delay: 100ms; }

  .has-motion .mobile-hero-copy > :nth-child(3),
  .has-motion .chapter-copy > :nth-child(3) { transition-delay: 200ms; }

  .has-motion .chapter-copy > :nth-child(4) { transition-delay: 300ms; }

  .manifesto-copy {
    top: 50%;
    left: 24px;
    width: calc(100% - 48px);
  }

  .manifesto-copy > p:first-child { margin-bottom: 24px; font-size: 9px; }
  .manifesto-copy h2 { grid-template-columns: 1fr 1fr; font-size: 18vw; }
  .manifesto-rule { margin: 30px 0 22px; }
  .manifesto-description { font-size: 13px; line-height: 1.75; }
  .manifesto-veil { background: rgba(3, 4, 4, 0.78); }

  .plugins-chapter .chapter-image { background-position: 36% center; }
  .collection-chapter .chapter-image { background-position: 58% center; }
  .generation-chapter .chapter-image { background-position: 64% center; }
  .output-chapter .chapter-image { background-position: 58% center; }
  .motion-chapter .chapter-image { background-position: 55% center; background-size: cover; }

  .chapter-rail { right: 8px; gap: 7px; }
  .chapter-rail a { width: 3px; height: 12px; }
  .chapter-rail a.is-active { height: 24px; }

  .landing-footer {
    min-height: auto;
    padding: 102px 24px 36px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 54px 28px;
  }

  .footer-brand-block {
    grid-column: 1 / -1;
  }

  .footer-link-group:first-of-type {
    grid-column: 1 / -1;
  }

  .footer-brand-block p { margin-top: 20px; }
  .footer-bottom { flex-direction: column; margin-top: 72px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .chapter-image { transform: none !important; }
  .reveal { opacity: 1; transform: translateY(-44%); }
  .floating-header > *,
  .landing-footer .footer-brand-block,
  .landing-footer .footer-link-group,
  .landing-footer .footer-bottom,
  .mobile-hero-copy > *,
  .chapter-copy > * { opacity: 1 !important; transform: none !important; }
}