:root {
  --ink: #0b0811;
  --ink-soft: #120d19;
  --panel: #191321;
  --panel-deep: #0f0b16;
  --line: #44344f;
  --muted: #bdb3c9;
  --text: #f5f0fa;
  --pink: #ff2a75;
  --pink-dark: #e0115f;
  --cyan: #00ffcc;
  --cyan-soft: #7cead5;
  --gold: #f2cd5d;
  --radius: 6px;
  --shell: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

::selection {
  background: var(--pink);
  color: #230c17;
}

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

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

button {
  font: inherit;
}

.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
  pointer-events: none;
}

.icon {
  width: 1em;
  height: 1em;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
}

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

h1,
h2,
h3,
p,
dl,
dd,
ol,
ul,
figure {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--text);
  font-family: "Arial Black", Impact, Haettenschweiler, "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
  font-weight: 900;
  line-height: 1.05;
  text-rendering: optimizeLegibility;
}

h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: 58px;
  text-transform: uppercase;
}

h2 {
  max-width: 800px;
  margin-bottom: 18px;
  font-size: 38px;
}

h3 {
  margin-bottom: 9px;
  font-family: "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
  font-weight: 800;
  font-size: 20px;
  line-height: 1.35;
}

p {
  color: var(--muted);
}

.shell {
  width: min(calc(100% - 48px), var(--shell));
  margin: 0 auto;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: -60px;
  left: 16px;
  padding: 9px 12px;
  border: 1px solid var(--cyan);
  background: var(--ink);
  color: var(--text);
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: sticky;
  z-index: 40;
  top: 0;
  border-bottom: 1px solid rgba(245, 240, 250, 0.14);
  background: rgba(11, 8, 17, 0.94);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-lockup {
  display: inline-flex;
  min-width: 230px;
  align-items: center;
  gap: 11px;
}

.brand-logo {
  display: block;
  width: 54px;
  height: 64px;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 42, 117, 0.76);
  border-radius: var(--radius);
  background: var(--panel-deep);
  object-fit: contain;
}

.wordmark {
  display: inline-flex;
  min-width: 0;
  flex-direction: column;
  color: var(--text);
  line-height: 0.94;
}

.wordmark-main {
  color: var(--text);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 24px;
  text-transform: uppercase;
  text-shadow: 3px 3px 0 var(--pink-dark);
}

.wordmark-sub {
  margin-top: 5px;
  color: var(--cyan);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 12px;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.site-nav > a:not(.nav-cta) {
  position: relative;
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  gap: 6px;
  padding: 0 9px;
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease, text-shadow 180ms ease;
}

.site-nav > a:not(.nav-cta)::after {
  display: none;
}

.site-nav > a:not(.nav-cta):hover,
.site-nav > a:not(.nav-cta):focus-visible,
.site-nav > a:not(.nav-cta).is-active {
  border-color: var(--cyan);
  background: rgba(0, 255, 204, 0.07);
  box-shadow: 0 0 13px rgba(0, 255, 204, 0.22), inset 0 0 9px rgba(0, 255, 204, 0.08);
  color: var(--cyan);
  text-shadow: 0 0 9px rgba(0, 255, 204, 0.68);
}

.nav-cta,
.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid var(--pink);
  border-radius: var(--radius);
  background: var(--pink);
  color: #210613;
  font-family: "Microsoft YaHei", "Noto Sans SC", "Segoe UI", Arial, sans-serif;
  font-size: 15px;
  font-weight: 800;
  line-height: 1;
  text-rendering: optimizeLegibility;
  transition: background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease, transform 180ms ease;
}

.nav-cta {
  min-height: 38px;
  padding: 0 14px;
  font-size: 15px;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  transform: translateY(-2px);
}

.button-primary:hover,
.button-primary:focus-visible {
  border-color: var(--cyan);
  background: var(--cyan);
  box-shadow: 0 13px 24px rgba(0, 255, 204, 0.24);
  color: #07201c;
  transform: translateY(-2px);
}

.nav-toggle {
  display: none;
  min-height: 38px;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-deep);
  color: var(--text);
  cursor: pointer;
}

.nav-toggle-label {
  padding-left: 10px;
  font-size: 14px;
  font-weight: 700;
}

.nav-toggle-icon {
  width: 18px;
  height: 18px;
  margin-right: 10px;
  color: var(--cyan);
}

.nav-toggle-close {
  display: none;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-menu {
  display: none;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-close {
  display: block;
}

.hero {
  position: relative;
  display: grid;
  min-height: 760px;
  overflow: hidden;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: #160713;
}

.hero-art,
.story-strip > img {
  position: absolute;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-art {
  object-position: 70% center;
  filter: saturate(1.12) contrast(1.04);
}

.hero-shade {
  position: absolute;
  z-index: 1;
  inset: 0;
  background: rgba(11, 8, 17, 0.76);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 88px;
  padding-bottom: 118px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 15px;
  color: var(--cyan);
  font-size: 14px;
  font-weight: 800;
}

.eyebrow span {
  display: inline-block;
  width: 26px;
  height: 3px;
  background: currentColor;
}

.eyebrow-pink {
  color: var(--pink);
}

.eyebrow-cyan {
  color: var(--cyan);
}

.hero-lead {
  max-width: 660px;
  margin-bottom: 28px;
  color: var(--text);
  font-size: 20px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  padding: 0 18px;
  box-shadow: 0 7px 16px rgba(255, 42, 117, 0.16);
}

.button-secondary {
  border-color: rgba(245, 240, 250, 0.48);
  background: rgba(11, 8, 17, 0.68);
  box-shadow: 0 7px 16px rgba(0, 0, 0, 0.28);
  color: var(--text);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--text);
  background: var(--text);
  box-shadow: 0 13px 24px rgba(245, 240, 250, 0.2);
  color: var(--ink);
  transform: translateY(-2px);
}

.hero-facts {
  display: flex;
  max-width: 790px;
  flex-wrap: wrap;
  gap: 0;
  margin: 58px 0 0;
  border-top: 1px solid rgba(245, 240, 250, 0.33);
  border-bottom: 1px solid rgba(245, 240, 250, 0.33);
}

.hero-facts > div {
  min-width: 190px;
  flex: 1 1 190px;
  padding: 14px 18px 16px 0;
}

.hero-facts > div + div {
  padding-left: 18px;
  border-left: 1px solid rgba(245, 240, 250, 0.24);
}

.hero-facts dt {
  margin-bottom: 3px;
  color: var(--cyan);
  font-size: 13px;
  font-weight: 800;
}

.hero-facts dd {
  margin: 0;
  color: var(--text);
  font-size: 14px;
}

.hero-scroll {
  position: absolute;
  z-index: 2;
  right: max(24px, calc((100vw - var(--shell)) / 2));
  bottom: 25px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  transition: color 180ms ease, text-shadow 180ms ease;
}

.hero-scroll .icon {
  width: 16px;
  height: 16px;
  color: var(--pink);
  transition: color 180ms ease, transform 180ms ease;
}

.section {
  border-bottom: 1px solid var(--line);
  padding: 112px 0;
}

.section-intro {
  background: var(--ink);
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.75fr);
  align-items: center;
  gap: 84px;
}

.intro-copy > p {
  max-width: 690px;
  margin-bottom: 18px;
  font-size: 17px;
}

.info-list {
  display: grid;
  margin: 34px 0 0;
  border-top: 1px solid var(--line);
}

.info-list > div {
  display: grid;
  grid-template-columns: 126px 1fr;
  gap: 20px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.info-list dt {
  color: var(--cyan);
  font-weight: 800;
}

.info-list dd {
  margin: 0;
  color: var(--text);
}

.visual-frame {
  position: relative;
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-deep);
  box-shadow: 9px 9px 0 rgba(255, 42, 117, 0.18);
  transition: border-color 220ms ease, box-shadow 220ms ease, transform 220ms ease;
}

.visual-frame::before {
  position: absolute;
  z-index: 1;
  top: 0;
  left: 0;
  width: 8px;
  height: 100%;
  background: var(--pink);
  content: "";
  transition: background-color 220ms ease, width 220ms ease;
}

.visual-frame img {
  width: 100%;
  transition: filter 220ms ease;
}

.visual-frame figcaption,
.feature-poster figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  background: var(--panel-deep);
  color: var(--muted);
  font-size: 14px;
}

.visual-cover {
  max-width: 374px;
  justify-self: end;
}

.visual-cover img {
  aspect-ratio: 374 / 448;
  object-fit: cover;
}

.section-content {
  background: var(--ink-soft);
}

.section-heading {
  max-width: 820px;
  margin-bottom: 48px;
}

.section-heading > p:last-child,
.section-lead {
  max-width: 680px;
  margin-bottom: 0;
  font-size: 17px;
}

.split-heading {
  display: grid;
  max-width: none;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.62fr);
  align-items: end;
  gap: 46px;
}

.split-heading > p {
  margin-bottom: 7px;
}

.content-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 0.78fr);
  align-items: start;
  gap: 58px;
}

.system-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.system-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  padding: 19px 16px;
  border-bottom: 1px solid var(--line);
  border-left: 2px solid transparent;
  transition: background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.system-index {
  color: var(--pink);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 27px;
  line-height: 1;
}

.system-item h3 {
  margin-bottom: 7px;
}

.system-item p {
  margin-bottom: 0;
  font-size: 15px;
}

.visual-system img {
  height: auto;
  object-fit: initial;
  object-position: initial;
}

.route-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.83fr) minmax(0, 1fr);
  align-items: center;
  gap: 74px;
  margin-top: 112px;
  padding-top: 82px;
  border-top: 1px solid var(--line);
}

.visual-journal img {
  height: auto;
  object-fit: initial;
  object-position: initial;
}

.route-copy > p:not(.eyebrow) {
  max-width: 650px;
  margin-bottom: 26px;
  font-size: 17px;
}

.route-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 26px;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.route-list li {
  display: flex;
  min-height: 70px;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 0 12px;
  border-bottom: 1px solid var(--line);
  border-left: 2px solid transparent;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

.route-list strong {
  color: var(--text);
  font-size: 15px;
}

.route-list span {
  color: var(--muted);
  font-size: 13px;
  text-align: right;
}

.section-guide {
  background: var(--panel-deep);
}

.guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(330px, 0.76fr);
  align-items: start;
  gap: 74px;
}

.guide-steps {
  display: grid;
  gap: 0;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: guide;
}

.guide-steps li {
  position: relative;
  min-height: 104px;
  padding: 18px 16px 18px 68px;
  border-top: 1px solid var(--line);
  border-left: 2px solid transparent;
  counter-increment: guide;
  transition: background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.guide-steps li::before {
  position: absolute;
  top: 18px;
  left: 0;
  color: var(--cyan);
  content: "0" counter(guide);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 28px;
  line-height: 1;
}

.guide-steps li:last-child {
  border-bottom: 1px solid var(--line);
}

.guide-steps h3 {
  margin-bottom: 6px;
}

.guide-steps p {
  margin-bottom: 0;
  font-size: 15px;
}

.visual-guide {
  position: sticky;
  top: 102px;
}

.visual-guide img {
  height: auto;
  object-fit: initial;
  object-position: initial;
}

.section-features {
  background: var(--ink);
}

.section-features .section-heading {
  max-width: 1040px;
}

.section-features .section-heading h2 {
  max-width: none;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.feature-item {
  position: relative;
  min-height: 208px;
  padding: 25px 22px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(25, 19, 33, 0.54);
  transition: background-color 200ms ease, border-color 200ms ease, box-shadow 200ms ease, transform 200ms ease;
}

.feature-item:nth-child(3n + 1) {
  border-top: 3px solid var(--pink);
}

.feature-item:nth-child(3n + 2) {
  border-top: 3px solid var(--cyan);
}

.feature-item:nth-child(3n) {
  border-top: 3px solid var(--gold);
}

.feature-number {
  display: block;
  margin-bottom: 28px;
  color: var(--pink);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 20px;
  line-height: 1;
  transition: color 200ms ease, text-shadow 200ms ease;
}

.feature-item h3 {
  margin-bottom: 8px;
  transition: color 200ms ease;
}

.feature-item p {
  margin-bottom: 0;
  font-size: 14px;
}

.feature-poster {
  display: grid;
  grid-template-columns: 400px 1fr;
  max-width: 820px;
  margin: 58px auto 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
  box-shadow: 8px 8px 0 rgba(0, 255, 204, 0.12);
  transition: border-color 220ms ease, box-shadow 220ms ease, transform 220ms ease;
}

.feature-poster img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: filter 220ms ease;
}

.feature-poster figcaption {
  display: flex;
  align-items: center;
  border-top: 0;
  border-left: 1px solid var(--line);
  font-size: 17px;
}

.section-updates {
  background: var(--ink-soft);
}

.updates-layout {
  display: block;
}

.updates-intro {
  max-width: 820px;
  margin-bottom: 48px;
}

.updates-intro p:not(.eyebrow) {
  margin-bottom: 24px;
  font-size: 17px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
  font-weight: 800;
  transition: color 180ms ease, text-shadow 180ms ease;
}

.text-link .icon,
.footer-top .icon {
  transition: transform 180ms ease;
}

.text-link:hover,
.text-link:focus-visible {
  color: var(--pink);
  text-shadow: 0 0 10px rgba(255, 42, 117, 0.44);
}

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

.timeline li {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 25px;
  padding: 24px 16px;
  border-bottom: 1px solid var(--line);
  border-left: 2px solid transparent;
  transition: background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.timeline time {
  color: var(--cyan);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 19px;
  line-height: 1.2;
  transition: color 180ms ease, text-shadow 180ms ease;
}

.timeline h3 {
  margin-bottom: 7px;
  font-size: 19px;
  transition: color 180ms ease;
}

.timeline p {
  margin-bottom: 0;
  font-size: 15px;
}

.section-faq {
  background: var(--panel-deep);
}

.faq-layout {
  display: block;
}

.faq-intro {
  max-width: 820px;
  margin-bottom: 48px;
}

.faq-intro > p:not(.eyebrow) {
  max-width: 720px;
  margin-bottom: 0;
  font-size: 17px;
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
  border-left: 2px solid transparent;
  transition: background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.faq-list summary {
  position: relative;
  min-height: 68px;
  padding: 20px 50px 20px 16px;
  color: var(--text);
  cursor: pointer;
  font-size: 17px;
  font-weight: 800;
  list-style: none;
  transition: color 180ms ease;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  position: absolute;
  top: 22px;
  right: 9px;
  width: 14px;
  height: 14px;
  border-right: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  content: "";
  transform: rotate(45deg);
  transition: transform 180ms ease, border-color 180ms ease;
}

.faq-list details[open] summary {
  color: var(--cyan);
}

.faq-list details[open] {
  border-left-color: var(--pink);
  background: rgba(255, 42, 117, 0.055);
  box-shadow: inset 0 0 20px rgba(255, 42, 117, 0.045);
}

.faq-list details[open] summary::after {
  top: 29px;
  border-color: var(--pink);
  transform: rotate(225deg);
}

.faq-list details p {
  max-width: 780px;
  margin: -2px 16px 22px;
  color: var(--muted);
  font-size: 15px;
}

.closing-cta {
  border-bottom: 1px solid var(--line);
  background: var(--pink);
}

.closing-inner {
  display: flex;
  min-height: 248px;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.closing-cta .eyebrow {
  color: #231019;
}

.closing-cta h2 {
  max-width: 760px;
  margin-bottom: 12px;
  color: #230c17;
}

.closing-copy {
  max-width: 720px;
  margin-bottom: 0;
  color: #4a132a;
  font-size: 16px;
  line-height: 1.65;
}

.closing-cta .button-primary {
  min-width: 142px;
  border-color: #230c17;
  background: #230c17;
  color: var(--text);
}

.closing-cta .button-primary:hover,
.closing-cta .button-primary:focus-visible {
  border-color: var(--text);
  background: var(--text);
  box-shadow: 0 13px 24px rgba(35, 12, 23, 0.26);
  color: var(--pink-dark);
}

.friend-links {
  border-bottom: 1px solid var(--line);
  background: #11162d;
}

.friend-links-inner {
  padding: 42px 0 48px;
  text-align: center;
}

.links-kicker {
  margin-bottom: 4px;
  color: var(--cyan);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 14px;
  line-height: 1;
}

.friend-links h2 {
  margin: 0 auto 26px;
  color: var(--text);
  font-size: 34px;
}

.friend-links h2::after {
  display: block;
  width: 118px;
  height: 3px;
  margin: 12px auto 0;
  background: var(--pink);
  content: "";
}

.friend-link-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.friend-link-list a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid #596681;
  border-radius: 999px;
  background: #263451;
  color: var(--text);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.3;
  transition: border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease, color 180ms ease, transform 180ms ease;
}

.friend-link-list a:hover,
.friend-link-list a:focus-visible {
  border-color: var(--cyan);
  background: var(--pink);
  box-shadow: 0 9px 18px rgba(255, 42, 117, 0.26);
  color: #250916;
  transform: translateY(-2px);
}

.site-footer {
  background: #07050a;
}

.footer-inner {
  display: flex;
  min-height: 132px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-wordmark {
  flex: 0 0 auto;
}

.site-footer p {
  margin: 0;
  color: #92879f;
  font-size: 14px;
  text-align: center;
}

.footer-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
  font-size: 14px;
  font-weight: 800;
}

.footer-top:hover,
.footer-top:focus-visible {
  color: var(--pink);
}

@media (hover: hover) and (pointer: fine) {
  .hero-scroll:hover,
  .hero-scroll:focus-visible {
    color: var(--cyan);
    text-shadow: 0 0 10px rgba(0, 255, 204, 0.42);
  }

  .hero-scroll:hover .icon,
  .hero-scroll:focus-visible .icon {
    color: var(--cyan);
    transform: translateY(4px);
  }

  .visual-frame:hover {
    border-color: var(--cyan);
    box-shadow: 12px 12px 0 rgba(0, 255, 204, 0.16), 0 0 20px rgba(0, 255, 204, 0.11);
    transform: translateY(-4px);
  }

  .visual-frame:hover::before {
    width: 12px;
    background: var(--cyan);
  }

  .visual-frame:hover img,
  .feature-poster:hover img {
    filter: saturate(1.1) contrast(1.04);
  }

  .system-item:hover {
    border-left-color: var(--cyan);
    background: rgba(0, 255, 204, 0.05);
    box-shadow: inset 0 0 20px rgba(0, 255, 204, 0.035);
  }

  .system-item:hover .system-index,
  .route-list li:hover strong {
    color: var(--cyan);
  }

  .route-list li:hover {
    border-left-color: var(--pink);
    background: rgba(255, 42, 117, 0.06);
  }

  .guide-steps li:hover {
    border-left-color: var(--cyan);
    background: rgba(0, 255, 204, 0.045);
    box-shadow: inset 0 0 18px rgba(0, 255, 204, 0.04);
  }

  .guide-steps li:hover::before {
    color: var(--pink);
    text-shadow: 0 0 10px rgba(255, 42, 117, 0.54);
  }

  .feature-item:hover {
    z-index: 1;
    border-color: var(--cyan);
    background: rgba(0, 255, 204, 0.075);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.26), inset 0 0 22px rgba(0, 255, 204, 0.06);
    transform: translateY(-5px);
  }

  .feature-item:hover .feature-number {
    color: var(--cyan);
    text-shadow: 0 0 11px rgba(0, 255, 204, 0.52);
  }

  .feature-item:hover h3 {
    color: var(--cyan);
  }

  .feature-poster:hover {
    border-color: var(--cyan);
    box-shadow: 11px 11px 0 rgba(255, 42, 117, 0.16), 0 0 20px rgba(0, 255, 204, 0.1);
    transform: translateY(-4px);
  }

  .text-link:hover .icon,
  .text-link:focus-visible .icon {
    transform: translate(3px, -3px);
  }

  .timeline li:hover {
    border-left-color: var(--cyan);
    background: rgba(0, 255, 204, 0.045);
    box-shadow: inset 0 0 20px rgba(0, 255, 204, 0.035);
  }

  .timeline li:hover time {
    color: var(--pink);
    text-shadow: 0 0 10px rgba(255, 42, 117, 0.5);
  }

  .timeline li:hover h3 {
    color: var(--cyan);
  }

  .faq-list details:hover {
    border-left-color: var(--cyan);
    background: rgba(0, 255, 204, 0.04);
    box-shadow: inset 0 0 20px rgba(0, 255, 204, 0.035);
  }

  .faq-list details[open]:hover {
    border-left-color: var(--pink);
    background: rgba(255, 42, 117, 0.07);
    box-shadow: inset 0 0 20px rgba(255, 42, 117, 0.05);
  }

  .footer-top:hover .icon,
  .footer-top:focus-visible .icon {
    transform: translateY(-3px);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero-content > * {
    animation: hero-content-enter 520ms both;
  }

  .hero-content > :nth-child(1) {
    animation-delay: 40ms;
  }

  .hero-content > :nth-child(2) {
    animation-delay: 100ms;
  }

  .hero-content > :nth-child(3) {
    animation-delay: 160ms;
  }

  .hero-content > :nth-child(4) {
    animation-delay: 220ms;
  }

  .hero-content > :nth-child(5) {
    animation-delay: 280ms;
  }
}

@keyframes hero-content-enter {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 3px;
}

@media (max-width: 1120px) {
  .site-nav {
    gap: 13px;
  }

  .site-nav > a:not(.nav-cta) {
    font-size: 13px;
  }

  .intro-grid,
  .content-layout,
  .guide-layout {
    gap: 48px;
  }

  .route-layout,
  .updates-layout,
  .faq-layout {
    gap: 58px;
  }
}

@media (max-width: 920px) {
  h1 {
    font-size: 46px;
  }

  h2 {
    font-size: 32px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: none;
    width: min(calc(100% - 48px), var(--shell));
    margin: 0 auto;
    padding: 13px;
    border: 1px solid var(--line);
    border-top: 0;
    border-radius: 0 0 var(--radius) var(--radius);
    background: var(--panel-deep);
  }

  .site-nav.is-open {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
  }

  .site-nav > a:not(.nav-cta) {
    padding: 13px 9px;
    border-bottom: 1px solid var(--line);
    font-size: 14px;
  }

  .site-nav > a:not(.nav-cta)::after {
    display: none;
  }

  .nav-cta {
    grid-column: 1 / -1;
    margin-top: 12px;
  }

  .intro-grid,
  .content-layout,
  .guide-layout,
  .route-layout,
  .updates-layout,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .visual-cover {
    max-width: 430px;
    justify-self: start;
  }

  .visual-system img {
    height: auto;
  }

  .route-layout {
    margin-top: 78px;
    padding-top: 62px;
  }

  .visual-guide,
  .updates-intro,
  .faq-intro {
    position: static;
  }

  .visual-guide img {
    height: auto;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-item {
    min-height: 190px;
  }

  .feature-poster {
    grid-template-columns: 280px 1fr;
  }

  .updates-intro,
  .faq-intro {
    max-width: 680px;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  .shell {
    width: min(calc(100% - 32px), var(--shell));
  }

  .header-inner {
    min-height: 64px;
    gap: 14px;
  }

  .brand-lockup {
    min-width: 0;
    gap: 8px;
  }

  .brand-logo {
    width: 40px;
    height: 48px;
  }

  .wordmark-main {
    font-size: 20px;
  }

  .wordmark-sub {
    font-size: 10px;
  }

  .site-nav {
    width: min(calc(100% - 32px), var(--shell));
  }

  .hero {
    min-height: 680px;
  }

  .hero-art {
    object-position: 68% center;
  }

  .hero-shade {
    background: rgba(11, 8, 17, 0.82);
  }

  .hero-content {
    padding-top: 68px;
    padding-bottom: 94px;
  }

  h1 {
    font-size: 34px;
    line-height: 1.06;
  }

  h2 {
    font-size: 28px;
  }

  h3 {
    font-size: 18px;
  }

  .hero-lead {
    font-size: 17px;
  }

  .hero-actions,
  .hero-actions .button {
    width: 100%;
  }

  .hero-facts {
    display: grid;
    grid-template-columns: 1fr;
    margin-top: 36px;
  }

  .hero-facts > div {
    padding: 12px 0;
  }

  .hero-facts > div + div {
    padding-left: 0;
    border-top: 1px solid rgba(245, 240, 250, 0.24);
    border-left: 0;
  }

  .hero-scroll {
    right: 16px;
    bottom: 20px;
  }

  .section {
    padding: 76px 0;
  }

  .intro-grid,
  .content-layout,
  .guide-layout,
  .route-layout,
  .updates-layout,
  .faq-layout {
    gap: 36px;
  }

  .intro-copy > p,
  .section-heading > p:last-child,
  .section-lead,
  .route-copy > p:not(.eyebrow),
  .updates-intro p:not(.eyebrow),
  .faq-intro > p:not(.eyebrow) {
    font-size: 16px;
  }

  .info-list > div {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .split-heading {
    display: block;
  }

  .split-heading > p {
    margin-top: 10px;
  }

  .system-item {
    grid-template-columns: 45px 1fr;
    gap: 13px;
  }

  .route-layout {
    margin-top: 58px;
    padding-top: 56px;
  }

  .route-list {
    grid-template-columns: 1fr;
  }

  .route-list li {
    min-height: 60px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-item {
    min-height: 0;
  }

  .feature-number {
    margin-bottom: 17px;
  }

  .feature-poster {
    display: block;
    margin-top: 38px;
  }

  .feature-poster figcaption {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .timeline li {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 20px 0;
  }

  .timeline time {
    font-size: 17px;
  }

  .faq-list summary {
    min-height: 0;
    padding-top: 18px;
    padding-bottom: 18px;
    font-size: 16px;
    line-height: 1.5;
  }

  .faq-list summary::after {
    top: 25px;
  }

  .faq-list details[open] summary::after {
    top: 31px;
  }

  .closing-inner {
    min-height: 0;
    flex-direction: column;
    align-items: flex-start;
    padding: 58px 0;
  }

  .closing-inner .button {
    width: 100%;
  }

  .friend-links-inner {
    padding: 36px 0 40px;
  }

  .friend-links h2 {
    font-size: 28px;
  }

  .friend-link-list {
    display: grid;
    grid-template-columns: 1fr;
  }

  .friend-link-list a {
    width: 100%;
  }

  .footer-inner {
    min-height: 0;
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 0;
  }

  .site-footer p {
    text-align: left;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}