.ui-main--full-bleed {
  padding-block: 0;
  background: var(--ui-color-page-canvas);
}

.xy-home-flow {
  --xy-home-yijing-gap: var(--ui-space-3);
  --xy-home-chapter-ink: var(--ui-color-hero-ink);
  --xy-home-chapter-muted: rgb(56 82 102 / 0.76);
  --xy-home-chapter-accent: var(--ui-color-hero-gold);
  --xy-home-chapter-line: rgb(35 75 111 / 0.16);
  position: relative;
  isolation: isolate;
  background: var(--ui-color-page-canvas);
}

.ui-top-bar--home {
  --xy-home-nav-glass-surface: rgb(248 250 250 / 0.92);
  --xy-home-nav-glass-shadow: 0 5px 22px rgb(23 52 82 / 0.055);
  --xy-home-menu-radius: 1rem;
  --xy-home-menu-card-radius: 0.75rem;
  --xy-home-menu-blue-ink: rgb(35 75 111 / 0.92);
  --xy-home-menu-line: rgb(35 75 111 / 0.15);
  --xy-home-menu-elevation: inset 0 1px 0 rgb(255 255 255 / 0.9),
    0 16px 36px rgb(23 52 82 / 0.1);
  position: fixed;
  inset: 0 0 auto;
  border-block-end-color: transparent;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.ui-top-bar--home.ui-top-bar--scrolled {
  border-block-end-color: rgb(23 52 82 / 0.1);
  background: var(--xy-home-nav-glass-surface);
  box-shadow: var(--xy-home-nav-glass-shadow);
  backdrop-filter: blur(18px) saturate(1.15);
  -webkit-backdrop-filter: blur(18px) saturate(1.15);
}

.ui-top-bar--home .ui-top-bar__brand,
.ui-top-bar--home .ui-nav-link,
.ui-top-bar--home .ui-nav-trigger,
.ui-top-bar--home .ui-account-slot,
.ui-top-bar--home .ui-mobile-nav__trigger {
  color: var(--ui-color-hero-ink);
  font-family: var(--ui-font-serif, "Songti SC", STSong, serif);
}

.ui-top-bar--home .ui-top-bar__brand {
  display: inline-grid;
  gap: 3px;
  align-content: center;
  inline-size: max-content;
  min-block-size: 0;
  padding: 0;
  color: #173452;
  line-height: 1;
  text-decoration: none;
}

.ui-top-bar--home .ui-home-brand__cn {
  color: #173452;
  font-family: "Songti SC", STSong, "Noto Serif CJK SC", "Source Han Serif SC", serif;
  font-size: 19.04px;
  font-weight: 500;
  letter-spacing: 0.14em;
  line-height: 1;
}

.ui-top-bar--home .ui-home-brand__en {
  color: rgb(23 52 82 / 0.48);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  font-size: 6.72px;
  font-weight: 650;
  letter-spacing: 0.28em;
  line-height: 1;
}

.ui-top-bar--home .ui-account-slot {
  display: grid;
  grid-template-columns: 29px minmax(0, 1fr);
  gap: 8px;
  min-inline-size: 0;
  max-inline-size: none;
  min-block-size: 29px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: #173452;
  text-align: start;
}

.ui-top-bar--home .ui-account-slot:hover,
.ui-top-bar--home .ui-account-slot:focus-visible {
  border: 0;
  background: transparent;
  box-shadow: none;
  color: #173452;
  transform: none;
}

.ui-top-bar--home .ui-account-slot[aria-expanded="true"] {
  border: 0;
  background: transparent;
  box-shadow: none;
  color: #173452;
  transform: none;
}

.ui-top-bar--home .ui-menu-panel[data-open="true"] {
  animation: xy-home-top-menu-reveal 0.18s var(--ui-motion-ease) both;
}

.ui-top-bar--home .ui-menu-panel__item {
  display: grid;
  gap: var(--ui-space-1);
}

.ui-top-bar--home .ui-menu-panel__status {
  margin: 0;
  padding-inline: var(--ui-space-3);
  color: var(--ui-color-text-muted);
  font-size: var(--ui-font-size-label);
  line-height: 1.35;
}

.ui-top-bar--home .ui-account-slot__mark {
  inline-size: 29px;
  block-size: 29px;
  border: 0;
  background: #173452;
  color: #fffdf7;
  font-family: "Songti SC", STSong, "Noto Serif CJK SC", "Source Han Serif SC", serif;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
}

.ui-top-bar--home .ui-account-slot__copy {
  display: grid;
  min-inline-size: 0;
  gap: 2px;
  align-content: center;
  line-height: 1;
}

.ui-top-bar--home .ui-account-slot__name,
.ui-top-bar--home .ui-account-slot__meta {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ui-top-bar--home .ui-account-slot__name {
  color: rgb(23 52 82 / 0.88);
  font-family: "Songti SC", STSong, "Noto Serif CJK SC", "Source Han Serif SC", serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.ui-top-bar--home .ui-account-slot__meta {
  color: #b89433;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  font-size: 9px;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}

.ui-top-bar--home .ui-account-slot .ui-nav-trigger__indicator {
  display: none;
}

.ui-top-bar--home .ui-top-bar__desktop-nav {
  block-size: 100%;
  align-self: stretch;
}

.ui-top-bar--home .ui-top-bar__desktop-nav .ui-nav-list {
  block-size: 100%;
  gap: clamp(18px, 1.8vw, 30px);
}

.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-nav-link,
.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-mega-menu > .ui-nav-trigger {
  position: relative;
  gap: 4px;
  min-inline-size: max-content;
  min-block-size: 100%;
  padding-inline: 0;
  border-color: transparent;
  border-radius: 0;
  background: transparent;
  color: rgb(23 52 82 / 0.68);
  font-family: "Songti SC", STSong, "Noto Serif CJK SC", "Source Han Serif SC", serif;
  font-size: 14.56px;
  font-weight: 560;
  letter-spacing: 0.08em;
  line-height: 1;
}

.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-mega-menu > .ui-nav-trigger .ui-nav-trigger__indicator {
  inline-size: auto;
  block-size: auto;
  font-size: 12.32px;
  line-height: 1;
}

.ui-top-bar--home .ui-top-bar__mobile-control .ui-nav-trigger {
  font-size: 15.68px;
}

.ui-top-bar--home .ui-top-bar__mobile-control .ui-nav-trigger__indicator {
  inline-size: 17.92px;
  block-size: 17.92px;
  font-size: 17.92px;
}

.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-nav-link::after,
.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-mega-menu > .ui-nav-trigger::after {
  position: absolute;
  inset-inline: 13%;
  inset-block-end: -1px;
  block-size: 1px;
  border-radius: 1px;
  background: #b89433;
  content: "";
  opacity: 0;
  transform: scaleX(0.25);
}

.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-nav-link:hover,
.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-nav-link:focus-visible,
.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-mega-menu > .ui-nav-trigger:hover,
.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-mega-menu > .ui-nav-trigger:focus-visible,
.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-mega-menu > .ui-nav-trigger[aria-current="page"],
.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-mega-menu > .ui-nav-trigger[aria-expanded="true"] {
  border-color: transparent;
  background: transparent;
  color: #173452;
}

.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-nav-link:hover::after,
.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-nav-link:focus-visible::after,
.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-mega-menu > .ui-nav-trigger:hover::after,
.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-mega-menu > .ui-nav-trigger:focus-visible::after,
.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-mega-menu > .ui-nav-trigger[aria-current="page"]::after,
.ui-top-bar--home .ui-top-bar__desktop-nav > .ui-nav-list > .ui-nav-list__item > .ui-mega-menu > .ui-nav-trigger[aria-expanded="true"]::after {
  opacity: 1;
  transform: scaleX(1);
}

.ui-top-bar--home .ui-top-bar__desktop-nav .ui-nav-link:focus-visible,
.ui-top-bar--home .ui-top-bar__desktop-nav .ui-nav-trigger:focus-visible,
.ui-top-bar--home .ui-account-slot:focus-visible,
.ui-top-bar--home .ui-mobile-nav__trigger:focus-visible {
  outline: 2px solid rgb(184 148 51 / 0.65);
  outline-offset: 4px;
}

.ui-skip-link:focus-visible {
  z-index: 40;
}

.xy-home-hero {
  position: relative;
  isolation: isolate;
  display: grid;
  min-block-size: 100svh;
  place-items: center;
  overflow: clip;
  background: var(--ui-color-page-canvas);
  color: var(--ui-color-hero-ink);
  color-scheme: light;
}

.xy-home-hero::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(
    to bottom,
    var(--ui-color-hero-overlay) 0,
    transparent 38%,
    transparent 61%,
    var(--ui-color-hero-transition) 88%,
    var(--ui-color-page-canvas) 100%
  );
  content: "";
  pointer-events: none;
}

/* The homepage chapters are an editorial sequence, not a grid of feature cards. */
.xy-home-chapter {
  position: relative;
  z-index: var(--ui-z-base);
  display: grid;
  min-block-size: 100svh;
  align-items: center;
  isolation: isolate;
  overflow: clip;
  padding: clamp(5rem, 9vw, 8.5rem) var(--ui-space-4);
  color: var(--xy-home-chapter-ink);
}

.xy-home-chapter + .xy-home-chapter {
  border-block-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-chapter__inner {
  position: relative;
  z-index: 1;
  inline-size: min(75rem, calc(100vw - var(--ui-space-8)));
  margin-inline: auto;
}

.xy-home-chapter__header {
  display: grid;
  grid-template-columns: minmax(4.25rem, auto) minmax(0, 1fr);
  column-gap: var(--ui-space-5);
  row-gap: var(--ui-space-3);
  align-items: start;
}

.xy-home-chapter__number,
.xy-home-chapter__title,
.xy-home-chapter__lede,
.xy-home-chapter__availability,
.xy-home-source__statement,
.xy-home-source__pillar-title,
.xy-home-source__pillar-description,
.xy-home-observation__cue,
.xy-home-observation__item-title,
.xy-home-observation__item-description,
.xy-home-reflection__statement,
.xy-home-reflection__lens-label,
.xy-home-reflection__lens-title,
.xy-home-reflection__lens-description,
.xy-home-reflection__sample-label,
.xy-home-reflection__sample-copy,
.xy-home-reflection__thread-title,
.xy-home-reflection__thread-description,
.xy-home-daily__principle-label,
.xy-home-daily__principle-description,
.xy-home-daily__entry-label,
.xy-home-daily__entry-copy,
.xy-home-doors__title,
.xy-home-doors__lede,
.xy-home-doors__offer,
.xy-home-doors__carry-title,
.xy-home-doors__carry-description,
.xy-home-doors__terms-title {
  margin: 0;
}

.xy-home-chapter__number {
  grid-column: 1 / -1;
  color: var(--xy-home-chapter-accent);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  font-size: 0.625rem;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  letter-spacing: 0.2em;
  line-height: 1.4;
}

.xy-home-chapter__mark {
  grid-row: 2;
  align-self: start;
  color: rgb(68 112 145 / 0.2);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(4.75rem, 10vw, 7.5rem);
  line-height: 0.78;
}

.xy-home-chapter__heading-copy {
  display: grid;
  gap: var(--ui-space-4);
  min-inline-size: 0;
}

.xy-home-chapter__title,
.xy-home-doors__title {
  color: var(--xy-home-chapter-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(2rem, 4.2vw, 3.5rem);
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.08;
}

.xy-home-chapter__lede,
.xy-home-doors__lede {
  max-inline-size: 32rem;
  color: var(--xy-home-chapter-muted);
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  letter-spacing: 0.05em;
  line-height: 1.9;
}

.xy-home-chapter__availability {
  max-inline-size: 42rem;
  padding-block-start: var(--ui-space-4);
  border-block-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
  color: rgb(56 82 102 / 0.64);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  line-height: 1.7;
}

.xy-home-source__layout {
  display: grid;
  gap: clamp(var(--ui-space-8), 8vw, var(--ui-space-16));
  align-items: start;
}

.xy-home-source__content {
  display: grid;
  gap: clamp(var(--ui-space-5), 3vw, var(--ui-space-8));
}

.xy-home-source__statement {
  max-inline-size: 36rem;
  color: var(--xy-home-chapter-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  letter-spacing: 0.08em;
  line-height: 1.8;
}

.xy-home-source__rail,
.xy-home-reflection__lenses,
.xy-home-doors__carry {
  margin: 0;
  padding: 0;
  list-style: none;
}

.xy-home-source__rail {
  display: grid;
  border-block-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-source__pillar {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: var(--ui-space-4);
  padding-block: var(--ui-space-5);
  border-block-end: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-source__pillar-index,
.xy-home-doors__carry-index {
  color: var(--xy-home-chapter-accent);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  font-size: 0.625rem;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.5;
}

.xy-home-source__pillar-copy {
  display: grid;
  gap: var(--ui-space-2);
}

.xy-home-source__pillar-title,
.xy-home-reflection__lens-title,
.xy-home-doors__carry-title {
  color: var(--xy-home-chapter-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.4;
}

.xy-home-source__pillar-description,
.xy-home-reflection__lens-description,
.xy-home-reflection__sample-copy,
.xy-home-doors__carry-description {
  color: var(--xy-home-chapter-muted);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  line-height: 1.8;
}

.xy-home-observation__layout,
.xy-home-reflection__layout,
.xy-home-daily__layout {
  display: grid;
  gap: clamp(var(--ui-space-8), 8vw, var(--ui-space-16));
  align-items: start;
}

.xy-home-observation__directory,
.xy-home-reflection__content,
.xy-home-daily__content {
  display: grid;
  gap: clamp(var(--ui-space-5), 3vw, var(--ui-space-8));
}

.xy-home-observation__catalogue,
.xy-home-reflection__threads,
.xy-home-daily__principles,
.xy-home-doors__terms-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.xy-home-observation__catalogue {
  border-block-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-observation__item {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  row-gap: var(--ui-space-2);
  padding-block: var(--ui-space-5);
  border-block-end: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-observation__index {
  grid-row: 1 / span 2;
  color: var(--xy-home-chapter-accent);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  font-size: 0.625rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.14em;
  line-height: 1.5;
}

.xy-home-observation__item-copy {
  display: grid;
  gap: var(--ui-space-1);
}

.xy-home-observation__cue {
  color: var(--xy-home-chapter-accent);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  line-height: 1.45;
}

.xy-home-observation__item-title,
.xy-home-reflection__thread-title,
.xy-home-daily__principle-label {
  color: var(--xy-home-chapter-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.4;
}

.xy-home-observation__item-description {
  grid-column: 2;
  max-inline-size: 31rem;
  color: var(--xy-home-chapter-muted);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  line-height: 1.8;
}

.xy-home-reflection__statement {
  max-inline-size: 36rem;
  color: var(--xy-home-chapter-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  letter-spacing: 0.08em;
  line-height: 1.8;
}

.xy-home-reflection__threads {
  border-block-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-reflection__lenses {
  display: grid;
  border-block-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-reflection__lens {
  display: grid;
  gap: var(--ui-space-2);
  padding-block: var(--ui-space-5);
  border-block-end: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-reflection__lens-label,
.xy-home-reflection__sample-label,
.xy-home-daily__entry-label {
  color: var(--xy-home-chapter-accent);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1.45;
}

.xy-home-reflection__sample {
  display: grid;
  gap: var(--ui-space-4);
  max-inline-size: 42rem;
  padding: clamp(var(--ui-space-5), 3vw, var(--ui-space-8));
  border-inline-start: calc(var(--ui-border-width) * 3) solid var(--xy-home-chapter-accent);
}

.xy-home-reflection__thread {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: var(--ui-space-4);
  padding-block: var(--ui-space-5);
  border-block-end: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-reflection__thread-mark {
  color: rgb(68 112 145 / 0.42);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: 1.5rem;
  line-height: 1;
}

.xy-home-reflection__thread-copy {
  display: grid;
  gap: var(--ui-space-2);
}

.xy-home-reflection__thread-description,
.xy-home-daily__principle-description {
  color: var(--xy-home-chapter-muted);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  line-height: 1.8;
}

.xy-home-daily__dial {
  position: relative;
  display: grid;
  inline-size: min(17rem, 70vw);
  aspect-ratio: 1;
  place-content: center;
  gap: var(--ui-space-2);
  margin-inline: auto;
  border: var(--ui-border-width) solid var(--xy-home-chapter-line);
  border-radius: 50%;
  color: var(--xy-home-chapter-ink);
  text-align: center;
}

.xy-home-daily__dial::before,
.xy-home-daily__dial::after {
  position: absolute;
  content: "";
  pointer-events: none;
}

.xy-home-daily__dial::before {
  inset: 15%;
  border: var(--ui-border-width) solid rgb(35 75 111 / 0.11);
  border-radius: 50%;
}

.xy-home-daily__dial::after {
  inset-inline: 14%;
  inset-block-start: 50%;
  border-block-start: var(--ui-border-width) solid rgb(35 75 111 / 0.18);
  transform: rotate(-34deg);
}

.xy-home-daily__dial-mark,
.xy-home-daily__dial-label {
  position: relative;
  z-index: 1;
}

.xy-home-daily__dial-mark {
  color: rgb(68 112 145 / 0.36);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(4.5rem, 12vw, 7rem);
  line-height: 0.8;
}

.xy-home-daily__dial-label {
  color: var(--xy-home-chapter-accent);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  line-height: 1.4;
}

.xy-home-daily__principles {
  display: grid;
  border-block-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-daily__principle {
  display: grid;
  gap: var(--ui-space-2);
  padding-block: var(--ui-space-4);
  border-block-end: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-daily__entry {
  display: grid;
  gap: var(--ui-space-3);
  max-inline-size: 36rem;
  padding: var(--ui-space-5);
  border-block: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-daily__entry-copy {
  color: var(--xy-home-chapter-muted);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  line-height: 1.8;
}

.xy-home-chapter--doors {
  min-block-size: max(100svh, 46rem);
  text-align: center;
}

.xy-home-doors__content {
  display: grid;
  justify-items: center;
  gap: clamp(var(--ui-space-8), 8vw, var(--ui-space-16));
}

.xy-home-doors__hero {
  display: grid;
  justify-items: center;
  max-inline-size: 44rem;
  gap: var(--ui-space-4);
}

.xy-home-doors__mark {
  color: rgb(68 112 145 / 0.18);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(7rem, 16vw, 12rem);
  line-height: 0.7;
}

.xy-home-doors__lede {
  max-inline-size: 30rem;
}

.xy-home-doors__offer {
  padding-block: var(--ui-space-5);
  border-block: var(--ui-border-width) solid var(--xy-home-chapter-line);
  color: var(--xy-home-chapter-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.75;
}

.xy-home-doors__hero .xy-home-chapter__availability {
  inline-size: min(32rem, 100%);
}

.xy-home-doors__carry {
  display: grid;
  inline-size: min(48rem, 100%);
  border-block-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
  text-align: start;
}

.xy-home-doors__carry-step {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: var(--ui-space-4);
  padding-block: var(--ui-space-5);
  border-block-end: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-doors__carry-copy {
  display: grid;
  gap: var(--ui-space-2);
}

.xy-home-doors__terms {
  inline-size: min(38rem, 100%);
  text-align: start;
}

.xy-home-doors__terms-title {
  color: var(--xy-home-chapter-accent);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1.4;
}

.xy-home-doors__terms-list {
  margin-block-start: var(--ui-space-4);
  border-block-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
}

.xy-home-doors__term {
  padding-block: var(--ui-space-4);
  border-block-end: var(--ui-border-width) solid var(--xy-home-chapter-line);
  color: var(--xy-home-chapter-muted);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  line-height: 1.8;
}

/* The retained post-hero observation scene. */
.xy-home-scene {
  position: relative;
  z-index: var(--ui-z-base);
  display: grid;
  min-block-size: 100svh;
  place-items: center;
  isolation: isolate;
  overflow: clip;
  padding: clamp(4.25rem, 7vw, 7.25rem) var(--ui-space-4);
  color: var(--xy-home-chapter-ink);
  text-align: center;
}

.xy-home-scene__composition {
  display: grid;
  align-content: center;
  inline-size: min(76rem, 100%);
  gap: clamp(1.75rem, 4vh, 3rem);
}

.xy-home-yijing-scroller {
  position: relative;
  z-index: var(--ui-z-base);
  align-self: stretch;
  display: block;
  inline-size: 100%;
  min-inline-size: 0;
  margin: 0;
  padding-block: 0.4375rem;
  color: var(--xy-home-chapter-muted);
  pointer-events: none;
  text-align: start;
}

.xy-home-yijing-scroller::before {
  position: absolute;
  z-index: 0;
  inset-block: var(--ui-space-1);
  inset-inline: 0;
  background:
    linear-gradient(
      90deg,
      transparent 0,
      rgb(35 75 111 / 0.1) 14%,
      rgb(189 147 69 / 0.52) 50%,
      rgb(35 75 111 / 0.1) 86%,
      transparent 100%
    ) 0 0 / 100% 1px no-repeat,
    linear-gradient(
      90deg,
      transparent 0,
      rgb(35 75 111 / 0.1) 14%,
      rgb(189 147 69 / 0.52) 50%,
      rgb(35 75 111 / 0.1) 86%,
      transparent 100%
    ) 0 100% / 100% 1px no-repeat;
  content: "";
  pointer-events: none;
}

.xy-home-yijing-scroller::after {
  position: absolute;
  z-index: 2;
  inset-block-start: 50%;
  inset-inline-start: 50%;
  inline-size: var(--ui-space-1);
  block-size: var(--ui-space-1);
  border: var(--ui-border-width) solid rgb(189 147 69 / 0.72);
  background: var(--ui-color-page-canvas);
  content: "";
  pointer-events: none;
  transform: translate(-50%, -50%) rotate(45deg);
}

.xy-home-yijing-scroller__viewport {
  position: relative;
  z-index: 1;
  inline-size: 100%;
  min-inline-size: 0;
  overflow: hidden;
}

.xy-home-yijing-scroller__viewport + .xy-home-yijing-scroller__viewport {
  margin-block-start: var(--xy-home-yijing-gap);
}

.xy-home-yijing-scroller__track {
  display: flex;
  inline-size: max-content;
  animation: xy-home-yijing-scroll var(--xy-home-yijing-scroll-duration, 64s) linear infinite;
  will-change: transform;
}

.xy-home-yijing-scroller__track--reverse {
  animation-direction: reverse;
}

.xy-home-yijing-scroller__book-sequence {
  display: flex;
  flex: none;
  gap: var(--xy-home-yijing-gap);
  padding-inline-end: var(--xy-home-yijing-gap);
}

.xy-home-yijing-scroller__text,
.xy-home-yijing-scroller__book {
  flex: none;
  color: rgb(56 82 102 / 0.72);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: 0.825rem;
  letter-spacing: 0.12em;
  line-height: 1.5;
  white-space: nowrap;
}

.xy-home-yijing-scroller__text {
  flex: none;
  padding-inline-end: var(--xy-home-yijing-gap);
}

@keyframes xy-home-yijing-scroll {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-12.5%);
  }
}

.xy-home-scene__overview {
  display: grid;
  justify-items: center;
  gap: var(--ui-space-2);
  margin: 0;
}

.xy-home-scene__overview-label,
.xy-home-scene__overview-copy {
  margin: 0;
}

.xy-home-scene__overview-label {
  color: var(--xy-home-chapter-accent);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  line-height: 1.4;
}

.xy-home-scene__overview-copy {
  color: rgb(56 82 102 / 0.68);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(0.8125rem, 1vw, 0.9375rem);
  letter-spacing: 0.08em;
  line-height: 1.6;
}

.xy-home-scene__clusters {
  display: grid;
  align-items: start;
  inline-size: 100%;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 3vw, 3.5rem);
}

.xy-home-scene__cluster {
  display: grid;
  min-inline-size: 0;
  justify-items: center;
}

.xy-home-scene__cluster--featured {
  position: relative;
  padding: clamp(1rem, 2.4vh, 1.5rem) clamp(var(--ui-space-4), 3vw, var(--ui-space-8));
}

.xy-home-scene__cluster--featured::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  border-block: var(--ui-border-width) solid rgb(35 75 111 / 0.16);
  content: "";
  pointer-events: none;
}

.xy-home-scene__cluster--featured .xy-home-scene__inner {
  inline-size: min(44rem, 100%);
}

.xy-home-scene__inner {
  display: grid;
  justify-items: center;
  inline-size: 100%;
  gap: clamp(0.625rem, 1vw, 0.875rem);
}

.xy-home-scene__index,
.xy-home-scene__eyebrow,
.xy-home-scene__title,
.xy-home-scene__lede,
.xy-home-scene__statement,
.xy-home-scene__cadence,
.xy-home-scene__summary,
.xy-home-scene__availability {
  margin: 0;
}

.xy-home-scene__header {
  display: grid;
  justify-items: center;
  gap: clamp(0.5rem, 0.75vw, 0.75rem);
}

.xy-home-scene__topline {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--ui-space-2);
}

.xy-home-scene__index {
  color: var(--xy-home-chapter-accent);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  font-size: 0.625rem;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  letter-spacing: 0.2em;
  line-height: 1.4;
}

.xy-home-scene__eyebrow {
  color: rgb(56 82 102 / 0.62);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  line-height: 1.5;
}

.xy-home-scene__mark {
  color: rgb(68 112 145 / 0.16);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(4.25rem, 6.6vw, 6.25rem);
  line-height: 0.64;
}

.xy-home-scene__title {
  color: var(--xy-home-chapter-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(2rem, 3.3vw, 3rem);
  font-weight: 700;
  letter-spacing: 0.16em;
  line-height: 1.08;
}

.xy-home-scene__ribbon {
  display: grid;
  grid-template-columns: minmax(2.25rem, 1fr) auto minmax(2.25rem, 1fr);
  align-items: center;
  inline-size: min(14rem, 72vw);
  gap: var(--ui-space-2);
}

.xy-home-scene__ribbon-line {
  border-block-start: var(--ui-border-width) solid rgb(35 75 111 / 0.18);
}

.xy-home-scene__ribbon-knot {
  inline-size: 0.375rem;
  aspect-ratio: 1;
  border: var(--ui-border-width) solid var(--xy-home-chapter-accent);
  border-radius: 50%;
}

.xy-home-scene__body {
  display: grid;
  justify-items: center;
  gap: var(--ui-space-2);
}

.xy-home-scene__lede {
  max-inline-size: 29rem;
  color: var(--xy-home-chapter-muted);
  font-size: clamp(0.8125rem, 1.05vw, 0.9375rem);
  letter-spacing: 0.05em;
  line-height: 1.75;
}

.xy-home-scene__statement {
  max-inline-size: 32rem;
  color: var(--xy-home-chapter-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(0.9375rem, 1.3vw, 1.125rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.65;
}

.xy-home-scene__cadence {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  max-inline-size: 100%;
  column-gap: var(--ui-space-4);
  row-gap: var(--ui-space-2);
  color: var(--xy-home-chapter-accent);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.6;
}

.xy-home-scene__cadence-item {
  display: inline-flex;
}

.xy-home-scene__cadence-divider {
  block-size: 0.875rem;
  border-inline-start: var(--ui-border-width) solid rgb(184 148 51 / 0.5);
}

.xy-home-scene__summary {
  color: var(--xy-home-chapter-accent);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(0.6875rem, 0.95vw, 0.8125rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.7;
}

.xy-home-scene__availability {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: center;
  max-inline-size: 30rem;
  gap: var(--ui-space-2);
  color: rgb(56 82 102 / 0.64);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  line-height: 1.7;
}

.xy-home-scene__availability-label {
  color: var(--xy-home-chapter-accent);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  line-height: 1.7;
}

.xy-home-scene--observation .xy-home-scene__clusters {
  gap: 0;
}

/* The post-hero scene now makes the local corpus scope legible without a card. */
.xy-home-scene.xy-home-scene--evidence {
  --xy-home-evidence-top-offset: 52px;
  min-block-size: max(100svh, 40rem);
  align-content: start;
  row-gap: clamp(3.25rem, 7vh, 5rem);
  padding-block: var(--xy-home-evidence-top-offset) clamp(4.25rem, 7vw, 7.25rem);
  padding-inline: 0;
}

.xy-home-evidence {
  display: grid;
  justify-items: center;
  inline-size: min(72rem, 100%);
  gap: clamp(var(--ui-space-6), 4vh, var(--ui-space-10));
}

.xy-home-evidence__header {
  display: grid;
  justify-items: center;
  gap: var(--ui-space-2);
}

.xy-home-evidence__eyebrow,
.xy-home-evidence__title,
.xy-home-evidence__metric-label,
.xy-home-evidence__metric-value,
.xy-home-evidence__metric-detail,
.xy-home-evidence__reward-map,
.xy-home-evidence__reward-map-title {
  margin: 0;
}

.xy-home-evidence__eyebrow {
  color: var(--xy-home-chapter-accent);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  line-height: 1.5;
}

.xy-home-evidence__title {
  color: var(--xy-home-chapter-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.45;
}

.xy-home-evidence__metrics {
  display: grid;
  inline-size: 100%;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
}

.xy-home-evidence__metric {
  position: relative;
  display: grid;
  min-inline-size: 0;
  justify-items: center;
  gap: var(--ui-space-2);
  padding: clamp(var(--ui-space-5), 3vw, var(--ui-space-8)) var(--ui-space-4);
  text-align: center;
}

.xy-home-evidence__metric + .xy-home-evidence__metric::before {
  position: absolute;
  inset-block: 22%;
  inset-inline-start: 0;
  inline-size: 1px;
  background: linear-gradient(
    180deg,
    transparent,
    rgb(35 75 111 / 0.16) 18%,
    rgb(189 147 69 / 0.42) 50%,
    rgb(35 75 111 / 0.16) 82%,
    transparent
  );
  content: "";
}

.xy-home-evidence__metric-label {
  order: 1;
  color: rgb(56 82 102 / 0.88);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(0.875rem, 1.2vw, 1rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.5;
}

.xy-home-evidence__metric-value {
  order: 0;
  color: var(--xy-home-chapter-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(2.5rem, 4.8vw, 4.75rem);
  font-variant-numeric: tabular-nums;
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 0.95;
}

.xy-home-evidence__metric-detail {
  order: 2;
  color: var(--xy-home-chapter-muted);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  line-height: 1.65;
}

.xy-home-evidence__reward-map {
  position: relative;
  display: grid;
  min-block-size: clamp(13rem, 20vw, 18rem);
  inline-size: min(66rem, calc(100% - var(--ui-space-8)));
  place-items: center;
  margin-block-start: var(--ui-space-8);
  padding: clamp(var(--ui-space-5), 5vw, var(--ui-space-8));
  isolation: isolate;
  border-radius: clamp(1rem, 1.8vw, 1.5rem);
}

.xy-home-evidence__reward-map::after {
  position: absolute;
  z-index: 1;
  inset: calc(0px - var(--ui-space-4));
  border-radius: inherit;
  background:
    radial-gradient(
      ellipse at 50% 48%,
      rgb(248 250 250 / 0.02) 0 21%,
      rgb(248 250 250 / 0.28) 54%,
      rgb(248 250 250 / 0.99) 100%
    ),
    linear-gradient(
      90deg,
      rgb(248 250 250 / 0.96),
      transparent 28%,
      transparent 72%,
      rgb(248 250 250 / 0.96)
    );
  backdrop-filter: blur(14px) saturate(0.9);
  -webkit-backdrop-filter: blur(14px) saturate(0.9);
  content: "";
  pointer-events: none;
}

.xy-home-evidence__reward-map-media {
  position: absolute;
  z-index: 0;
  inset: calc(0px - var(--ui-space-4));
  border-radius: inherit;
  overflow: hidden;
  -webkit-mask-image: radial-gradient(
    ellipse at 50% 50%,
    #000 34%,
    rgb(0 0 0 / 0.84) 59%,
    transparent 100%
  );
  mask-image: radial-gradient(
    ellipse at 50% 50%,
    #000 34%,
    rgb(0 0 0 / 0.84) 59%,
    transparent 100%
  );
}

.xy-home-evidence__reward-map-image {
  display: block;
  block-size: 100%;
  inline-size: 100%;
  object-fit: cover;
  object-position: 84% 68%;
  filter: blur(16px) saturate(0.78) brightness(1.04);
  opacity: 0.94;
  transform: scale(1.32);
}

.xy-home-evidence__reward-map-title {
  position: relative;
  z-index: 2;
  max-inline-size: min(100%, 56rem);
  color: var(--xy-home-chapter-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(2rem, 4.1vw, 3.75rem);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.32;
  text-align: center;
  text-shadow:
    0 1px 0 rgb(255 255 255 / 0.86),
    0 0.75rem 1.5rem rgb(45 77 103 / 0.1);
}

.xy-home-reward-transition {
  position: relative;
  z-index: 1;
  display: grid;
  block-size: 0;
  place-items: center;
  isolation: isolate;
}

.xy-home-reward-transition::before {
  position: absolute;
  z-index: 0;
  inset-block-start: 50%;
  inset-inline: 0;
  block-size: clamp(6.25rem, 10vh, 8rem);
  background: var(--ui-color-page-canvas);
  content: "";
  pointer-events: none;
  transform: translateY(-50%);
}

.xy-home-reward-transition__cta {
  position: relative;
  z-index: 1;
  display: inline-grid;
  min-inline-size: 10.25rem;
  min-block-size: 3.25rem;
  place-items: center;
  padding: 0 var(--ui-space-5);
  border: 1px solid rgb(202 166 92 / 0.58);
  border-radius: 0;
  appearance: none;
  background:
    linear-gradient(135deg, rgb(14 49 82 / 0.98), rgb(40 80 116 / 0.96)),
    rgb(18 57 91);
  box-shadow:
    inset 0 1px 0 rgb(255 247 221 / 0.16),
    inset 0 0 0 1px rgb(255 235 181 / 0.08),
    0 0.625rem 1.5rem rgb(19 52 83 / 0.14),
    0 0 0.875rem rgb(202 166 92 / 0.1);
  clip-path: polygon(
    0 0.625rem,
    0.625rem 0,
    calc(100% - 0.625rem) 0,
    100% 0.625rem,
    100% calc(100% - 0.625rem),
    calc(100% - 0.625rem) 100%,
    0.625rem 100%,
    0 calc(100% - 0.625rem)
  );
  color: #f2d995;
  cursor: not-allowed;
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  line-height: 1;
  opacity: 1;
  text-shadow: 0 1px 0 rgb(9 35 60 / 0.62);
}

.xy-home-reward-transition__cta::before {
  position: absolute;
  inset: 0.3125rem;
  border: 1px solid rgb(245 221 155 / 0.24);
  clip-path: inherit;
  content: "";
  pointer-events: none;
}

.xy-home-reward-transition__cta:disabled {
  color: #f2d995;
  opacity: 1;
}

@media (max-width: 48rem) {
  .xy-home-scene.xy-home-scene--evidence {
    row-gap: clamp(2.75rem, 6vh, 4rem);
    padding-block: var(--xy-home-evidence-top-offset) clamp(5.75rem, 10vh, 7rem);
  }

  .xy-home-evidence__metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: var(--ui-space-2);
  }

  .xy-home-evidence__metric:nth-child(odd)::before {
    display: none;
  }

  .xy-home-evidence__reward-map {
    min-block-size: clamp(12rem, 52vw, 15rem);
    inline-size: calc(100% - var(--ui-space-6));
    margin-block-start: var(--ui-space-6);
  }

  .xy-home-evidence__reward-map-image {
    object-position: 80% 70%;
    transform: scale(1.42);
  }

  .xy-home-evidence__reward-map-title {
    font-size: clamp(1.5rem, 7.5vw, 2.35rem);
    letter-spacing: 0.09em;
  }

  .xy-home-reward-transition__cta {
    min-inline-size: 9.5rem;
  }
}

@media (max-width: 47.999rem) {
  .xy-home-scene.xy-home-scene--evidence {
    --xy-home-evidence-top-offset: 56px;
  }
}

@media (max-width: 30rem) {
  .xy-home-scene--evidence {
    min-block-size: max(100svh, 44rem);
  }

  .xy-home-evidence__metrics {
    grid-template-columns: minmax(0, 1fr);
  }

  .xy-home-evidence__metric::before {
    display: none;
  }
}

/* The third scene introduces the local feature directions as a compact 2-by-2 guide. */
.xy-home-scene--features {
  min-block-size: max(100svh, 52rem);
  padding-block: clamp(8.5rem, 13vh, 11rem) clamp(6rem, 9vw, 8.5rem);
}

.xy-home-feature-guide {
  --xy-home-feature-card-surface: rgb(18 57 91);
  --xy-home-feature-card-edge: rgb(19 49 75 / 0.52);
  --xy-home-feature-card-cloud: rgb(226 241 246 / 0.48);
  --xy-home-feature-guide-scroll-drift: 0px;
  display: grid;
  justify-items: center;
  inline-size: min(72rem, 100%);
  gap: clamp(2rem, 5vh, 3.5rem);
  transform: translateY(var(--xy-home-feature-guide-scroll-drift));
  transition: transform 180ms ease-out;
}

.xy-home-feature-guide__header {
  display: grid;
  justify-items: center;
  max-inline-size: 46rem;
  gap: var(--ui-space-3);
  text-align: center;
}

.xy-home-feature-guide__title,
.xy-home-feature-guide__intro,
.xy-home-feature-guide__annotation,
.xy-home-feature-guide__ordinal,
.xy-home-feature-guide__card-title,
.xy-home-feature-guide__card-annotation,
.xy-home-feature-guide__card-summary {
  margin: 0;
}

.xy-home-feature-guide__title {
  color: var(--xy-home-chapter-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(1.375rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: 0.055em;
  line-height: 1.35;
}

.xy-home-feature-guide__intro {
  color: var(--xy-home-chapter-muted);
  font-size: clamp(0.75rem, 1.1vw, 0.875rem);
  letter-spacing: 0.045em;
  line-height: 1.7;
}

.xy-home-feature-guide__frame {
  display: grid;
  inline-size: min(64rem, 100%);
  gap: clamp(1rem, 2vw, 1.5rem);
}

.xy-home-feature-guide__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.5rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.xy-home-feature-guide__item {
  min-inline-size: 0;
}

.xy-home-feature-guide__item:nth-child(n + 3) {
  margin-block-start: clamp(1.5rem, 4vh, 3rem);
}

.xy-home-feature-guide__card {
  --xy-home-feature-card-tilt-x: 0deg;
  --xy-home-feature-card-tilt-y: 0deg;
  --xy-home-feature-card-light-x: 50%;
  --xy-home-feature-card-light-y: 50%;
  position: relative;
  display: grid;
  align-content: center;
  min-block-size: clamp(15rem, 24vw, 17.75rem);
  gap: clamp(var(--ui-space-3), 1.4vw, var(--ui-space-5));
  isolation: isolate;
  overflow: hidden;
  padding: clamp(1.75rem, 3.5vw, 2.5rem);
  border: var(--ui-border-width) var(--ui-border-style) var(--xy-home-feature-card-edge);
  border-radius: clamp(1.125rem, 2vw, 1.625rem);
  background: var(--xy-home-feature-card-surface);
  box-shadow: 0 0.375rem 0.875rem rgb(19 49 75 / 0.14);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  text-align: center;
  transform-origin: center;
  transform-style: preserve-3d;
  transition: border-color 180ms ease-out, box-shadow 180ms ease-out,
    transform 180ms var(--ui-motion-ease);
}

.xy-home-feature-guide__card::after {
  position: absolute;
  z-index: 0;
  inset: 0;
  background: radial-gradient(
    circle at var(--xy-home-feature-card-light-x) var(--xy-home-feature-card-light-y),
    rgb(245 252 255 / 0.2),
    rgb(245 252 255 / 0.06) 48%,
    transparent 112%
  );
  content: "";
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease-out;
}

@media (hover: hover) and (pointer: fine) {
  .xy-home-feature-guide__card[data-feature-card-hover="true"] {
    border-color: rgb(204 228 243 / 0.34);
    box-shadow:
      0 0.75rem 1.5rem rgb(19 49 75 / 0.2),
      0 1.75rem 3rem rgb(19 49 75 / 0.16);
    transform: perspective(54rem) rotateX(var(--xy-home-feature-card-tilt-x))
      rotateY(var(--xy-home-feature-card-tilt-y)) scale(1.0225);
  }

  .xy-home-feature-guide__card[data-feature-card-hover="true"]::after {
    opacity: 1;
  }
}

.xy-home-feature-guide__card > * {
  position: relative;
  z-index: 1;
}

.xy-home-feature-guide__ordinal {
  position: absolute;
  inset-block-start: var(--ui-space-5);
  inset-inline-start: var(--ui-space-5);
  padding: 0.1875rem var(--ui-space-2);
  border: var(--ui-border-width) var(--ui-border-style) rgb(246 253 255 / 0.24);
  border-radius: 0.625rem;
  background: rgb(238 249 255 / 0.13);
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.22);
  color: rgb(245 252 255 / 0.86);
  font-family: var(--ui-font-mono);
  font-size: 0.625rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.14em;
  line-height: 1.4;
}

.xy-home-feature-guide__card-title {
  color: rgb(250 254 255 / 0.98);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(2.125rem, 3.8vw, 2.75rem);
  font-weight: 700;
  letter-spacing: 0.055em;
  line-height: 1.1;
  text-shadow: 0 1px 0 rgb(5 29 47 / 0.28);
}

.xy-home-feature-guide__card-annotation {
  color: rgb(231 244 252 / 0.92);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(0.75rem, 1vw, 0.875rem);
  font-weight: 600;
  letter-spacing: 0.03em;
  line-height: 1.55;
  text-shadow: 0 1px 0 rgb(5 29 47 / 0.16);
}

.xy-home-feature-guide__card-cloud {
  position: relative;
  display: block;
  inline-size: clamp(5.5rem, 12vw, 7.5rem);
  block-size: 1.75rem;
  justify-self: center;
  background: url("data:image/svg+xml,%3Csvg xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27 viewBox='0 0 160 48' fill='none'%3E%3Cpath d='M16 33c0-8 7-14 16-14 3-8 13-12 22-8 7 3 12 9 12 17 4-4 9-6 15-5 10 1 17 8 17 16H32c-9 0-16-3-16-6Z' stroke='%23d7ebf3' stroke-width='1.25' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M46 30c0-4 3-7 7-7 5 0 8 3 8 8 0 4-3 7-7 7-4 0-7-3-7-7Z' stroke='%23d7ebf3' stroke-width='1.25' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M104 20c7 0 12 5 12 11 0 5-4 9-9 9-4 0-7-3-7-7 0-3 2-5 5-5 3 0 5 2 5 5' stroke='%23d7ebf3' stroke-width='1.25' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
  opacity: 0.68;
  pointer-events: none;
}

.xy-home-feature-guide__card-summary {
  max-inline-size: min(100%, 20rem);
  margin-inline: auto;
  color: rgb(220 237 248 / 0.9);
  font-size: clamp(0.6875rem, 0.9vw, 0.8125rem);
  letter-spacing: 0.015em;
  line-height: 1.7;
  text-wrap: pretty;
  word-break: normal;
}

.xy-home-feature-guide__annotation-rail {
  position: relative;
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  justify-self: center;
  inline-size: min(28rem, 100%);
  gap: var(--ui-space-4);
  padding: 0.625rem var(--ui-space-5);
  background: transparent;
  isolation: isolate;
}

.xy-home-feature-guide__annotation-rail::before {
  position: absolute;
  z-index: 0;
  inset: -0.625rem -1.25rem;
  border-radius: var(--ui-radius-round);
  background: linear-gradient(
    90deg,
    transparent,
    rgb(18 57 91 / 0.04) 14%,
    rgb(18 57 91 / 0.12) 36%,
    rgb(18 57 91 / 0.16) 50%,
    rgb(18 57 91 / 0.12) 64%,
    rgb(18 57 91 / 0.04) 86%,
    transparent
  );
  content: "";
  filter: blur(0.75rem);
  pointer-events: none;
}

.xy-home-feature-guide__annotation,
.xy-home-feature-guide__annotation-divider {
  position: relative;
  z-index: 1;
}

.xy-home-feature-guide__annotation {
  margin: 0;
  color: rgb(18 57 91 / 0.78);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1.5;
  text-align: center;
  white-space: nowrap;
}

.xy-home-feature-guide__annotation-divider {
  color: rgb(18 57 91 / 0.42);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  line-height: 1;
}

@media (max-width: 30rem) {
  .xy-home-scene--features {
    min-block-size: max(100svh, 53rem);
    padding-inline: var(--ui-space-4);
  }

  .xy-home-feature-guide__title {
    font-size: clamp(1.125rem, 6.25vw, 1.25rem);
    letter-spacing: 0.035em;
    white-space: nowrap;
  }

  .xy-home-feature-guide__card {
    min-block-size: 13rem;
    gap: var(--ui-space-2);
    padding: 1.75rem var(--ui-space-3) var(--ui-space-5);
    border-radius: 1rem;
  }

  .xy-home-feature-guide__card-title {
    font-size: 1.75rem;
  }

  .xy-home-feature-guide__card-annotation {
    font-size: 0.75rem;
  }

  .xy-home-feature-guide__card-summary {
    font-size: 0.6875rem;
    line-height: 1.65;
  }

  .xy-home-feature-guide__card-cloud {
    inline-size: 4.5rem;
    block-size: 1.375rem;
  }

  .xy-home-feature-guide__ordinal {
    inset-block-start: var(--ui-space-3);
    inset-inline-start: var(--ui-space-3);
  }

  .xy-home-feature-guide__annotation-rail {
    gap: var(--ui-space-2);
    padding-inline: var(--ui-space-4);
  }

  .xy-home-feature-guide__annotation {
    font-size: 0.6875rem;
  }
}

/* The fourth scene turns the card blue into a full-width, static install guide. */
.xy-home-scene + .xy-home-scene--install {
  border-block-start: 0;
}

.xy-home-scene.xy-home-scene--install {
  --xy-home-install-surface: rgb(18 57 91);
  --xy-home-install-ink: rgb(250 254 255 / 0.98);
  --xy-home-install-copy: rgb(226 240 248 / 0.84);
  --xy-home-install-step: rgb(235 245 251 / 0.94);
  --xy-home-install-accent: rgb(196 222 236 / 0.9);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  min-block-size: max(100svh, 46rem);
  overflow: clip;
  padding-block-start: clamp(8rem, 15vh, 11rem);
  padding-block-end: clamp(1.5rem, 3vh, 2.5rem);
  background: linear-gradient(
    to bottom,
    rgb(18 57 91 / 0),
    rgb(18 57 91 / 0.16) clamp(2.5rem, 5vh, 4rem),
    rgb(18 57 91 / 0.68) clamp(5rem, 10vh, 8rem),
    var(--xy-home-install-surface) clamp(8rem, 15vh, 11rem)
  );
  color: var(--xy-home-install-ink);
}

.xy-home-scene.xy-home-scene--install::before {
  position: absolute;
  z-index: 0;
  inset: 0 -12% auto;
  block-size: clamp(8rem, 16vh, 12rem);
  background: radial-gradient(
    ellipse 62% 96% at 50% 0%,
    rgb(190 215 230 / 0.26),
    rgb(18 57 91 / 0) 74%
  );
  content: "";
  filter: blur(1.5rem);
  pointer-events: none;
}

.xy-home-install {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  inline-size: min(72rem, 100%);
  gap: clamp(2.5rem, 6vh, 4rem);
  margin-block-start: calc(var(--ui-space-12) + var(--ui-space-4));
  margin-inline: auto;
  text-align: center;
  transform: scale(0.8);
  transform-origin: top center;
}

.xy-home-install__header {
  display: grid;
  justify-items: center;
  max-inline-size: 54rem;
  gap: calc(var(--ui-space-4) * 2);
}

.xy-home-install__title,
.xy-home-install__intro,
.xy-home-install__step-copy {
  margin: 0;
}

.xy-home-install__title {
  color: var(--xy-home-install-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(1.3rem, 2.665vw, 2.275rem);
  font-weight: 700;
  letter-spacing: 0.075em;
  line-height: 1.2;
  text-shadow: 0 1px 0 rgb(5 29 47 / 0.28);
}

.xy-home-install__intro {
  max-inline-size: 36rem;
  color: var(--xy-home-install-copy);
  font-size: clamp(0.75rem, 1.15vw, 0.9375rem);
  letter-spacing: 0.045em;
  line-height: 1.75;
}

.xy-home-install__app-icon {
  position: relative;
  display: block;
  align-self: center;
  inline-size: clamp(4.5rem, 9vw, 6.5rem);
  aspect-ratio: 1;
  overflow: hidden;
  border: var(--ui-border-width) solid rgb(234 246 252 / 0.52);
  border-radius: 22.5%;
  background: rgb(248 251 252);
  box-shadow:
    0 1.5rem 3.5rem rgb(2 22 41 / 0.38),
    0 0.5rem 1.125rem rgb(2 22 41 / 0.2),
    inset 0 1px 0 rgb(255 255 255 / 0.8);
}

.xy-home-install__app-icon-image {
  display: block;
  block-size: 100%;
  inline-size: 100%;
  object-fit: cover;
}

.xy-home-install__steps {
  display: flex;
  align-items: center;
  justify-content: center;
  inline-size: min(68rem, 100%);
  gap: clamp(1rem, 2.75vw, 2.5rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.xy-home-install__step {
  display: inline-flex;
  flex: 0 1 auto;
  gap: 0.625rem;
  align-items: center;
  min-inline-size: 0;
  color: var(--xy-home-install-step);
}

.xy-home-install__step + .xy-home-install__step::before {
  inline-size: clamp(1.25rem, 3.2vw, 3rem);
  block-size: 1px;
  background: linear-gradient(
    90deg,
    rgb(196 222 236 / 0),
    rgb(196 222 236 / 0.56),
    rgb(196 222 236 / 0)
  );
  content: "";
}

.xy-home-install__step-ordinal {
  color: var(--xy-home-install-accent);
  font-family: var(--ui-font-mono);
  font-size: 0.625rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.14em;
  line-height: 1;
}

.xy-home-install__step-copy {
  font-size: clamp(0.6875rem, 1vw, 0.875rem);
  font-weight: 600;
  letter-spacing: 0.035em;
  line-height: 1.5;
  white-space: nowrap;
}

/* The final reference material stays at the bottom of the fourth blue scene. */
.xy-home-footer {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  inline-size: min(63rem, 100%);
  gap: clamp(0.50625rem, 1.1745vh, 0.759375rem);
  margin-block: auto 0;
  margin-inline: auto;
  padding-block-start: clamp(0.675rem, 1.44vh, 0.9rem);
  text-align: center;
}

.xy-home-footer__brand,
.xy-home-footer__copy {
  display: grid;
  justify-items: center;
}

.xy-home-footer__brand {
  gap: 0.45rem;
}

.xy-home-footer__brand-cn,
.xy-home-footer__brand-en,
.xy-home-footer__title,
.xy-home-footer__intro,
.xy-home-footer__disclaimer,
.xy-home-footer__copyright {
  margin: 0;
}

.xy-home-footer__brand-cn {
  color: var(--ui-color-hero-gold);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(0.9rem, 1.4625vw, 1.2375rem);
  font-weight: 600;
  letter-spacing: 0.09em;
  line-height: 0.95;
}

.xy-home-footer__brand-en {
  color: rgb(222 193 135 / 0.9);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  font-size: 0.50625rem;
  font-weight: 700;
  letter-spacing: 0.32em;
  line-height: 1;
}

.xy-home-footer__copy {
  max-inline-size: 46.8rem;
  gap: 0.6075rem;
}

.xy-home-footer__title {
  color: var(--xy-home-install-ink);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(0.9rem, 1.4625vw, 1.2375rem);
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: 1.4;
}

.xy-home-footer__intro {
  max-inline-size: 41.4rem;
  color: var(--xy-home-install-copy);
  font-size: clamp(0.658125rem, 0.891vw, 0.759375rem);
  letter-spacing: 0.045em;
  line-height: 1.8;
}

.xy-home-footer__disclaimer {
  max-inline-size: 37.8rem;
  color: rgb(205 224 234 / 0.68);
  font-size: clamp(0.61875rem, 0.81vw, 0.675rem);
  letter-spacing: 0.04em;
  line-height: 1.75;
}

.xy-home-footer__terms {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.6075rem 1.215rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.xy-home-footer__term {
  color: rgb(220 234 228 / 0.82);
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(0.675rem, 0.9vw, 0.7875rem);
  letter-spacing: 0.08em;
  line-height: 1.5;
}

.xy-home-footer__copyright {
  color: rgb(176 201 192 / 0.58);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  font-size: clamp(0.61875rem, 0.81vw, 0.73125rem);
  font-weight: 600;
  letter-spacing: 0.055em;
  line-height: 1.5;
}

@media (max-width: 30rem) {
  .xy-home-scene.xy-home-scene--install {
    min-block-size: max(100svh, 38rem);
    padding-block-start: clamp(6.5rem, 13vh, 8rem);
    padding-block-end: var(--ui-space-5);
  }

  .xy-home-install {
    gap: calc(var(--ui-space-5) * 2);
  }

  .xy-home-footer {
    gap: 0.405rem;
    padding-block-start: 0.675rem;
  }

  .xy-home-footer__brand-cn {
    font-size: 0.7875rem;
  }

  .xy-home-footer__title {
    font-size: 0.7875rem;
  }

  .xy-home-footer__intro {
    font-size: 0.6075rem;
  }

  .xy-home-footer__disclaimer,
  .xy-home-footer__copyright {
    font-size: 0.5625rem;
  }

  .xy-home-footer__terms {
    gap: 0.6075rem 0.81rem;
  }

  .xy-home-footer__term {
    font-size: 0.61875rem;
  }

  .xy-home-install__title {
    font-size: clamp(0.975rem, 5.2vw, 1.3rem);
    letter-spacing: 0.055em;
  }

  .xy-home-install__intro {
    font-size: 0.6875rem;
  }

  .xy-home-install__app-icon {
    inline-size: clamp(3.5rem, 19vw, 4.5rem);
  }

  .xy-home-install__steps {
    gap: 0.625rem;
  }

  .xy-home-install__step {
    gap: 0.375rem;
  }

  .xy-home-install__step + .xy-home-install__step::before {
    inline-size: 0.625rem;
  }

  .xy-home-install__step-ordinal {
    font-size: 0.5rem;
  }

  .xy-home-install__step-copy {
    font-size: 0.625rem;
    letter-spacing: 0;
  }
}

@media (min-width: 64rem) {
  .xy-home-scene {
    padding-inline: clamp(var(--ui-space-6), 5vw, var(--ui-space-12));
  }

  .xy-home-scene__composition {
    inline-size: min(82rem, 100%);
    gap: clamp(2rem, 4vh, 3.25rem);
  }

  .xy-home-scene__cluster--featured {
    padding-inline: clamp(var(--ui-space-6), 6vw, var(--ui-space-12));
  }

  .xy-home-scene__cluster--featured .xy-home-scene__inner {
    inline-size: min(48rem, 100%);
  }

  .xy-home-scene__inner {
    gap: clamp(0.5rem, 0.7vw, 0.75rem);
  }

  .xy-home-scene__mark {
    font-size: clamp(3.75rem, 5.2vw, 5.5rem);
  }

  .xy-home-scene__title {
    font-size: clamp(1.75rem, 2.2vw, 2.25rem);
  }

  .xy-home-scene__lede {
    font-size: clamp(0.75rem, 0.83vw, 0.875rem);
    line-height: 1.7;
  }

  .xy-home-scene__statement {
    font-size: clamp(0.8125rem, 0.95vw, 1rem);
    line-height: 1.6;
  }

  .xy-home-scene__cadence {
    column-gap: var(--ui-space-2);
    font-size: 0.6875rem;
    letter-spacing: 0.08em;
  }

  .xy-home-scene__summary {
    font-size: 0.6875rem;
    letter-spacing: 0.05em;
  }

  .xy-home-scene__availability {
    gap: var(--ui-space-1);
    font-size: 0.5625rem;
    letter-spacing: 0.04em;
    line-height: 1.55;
  }
}

.xy-home-screen-reader {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  margin: -1px;
  padding: 0;
  border: 0;
  white-space: nowrap;
}

.xy-home-blur-out-up {
  display: inline;
}

.xy-home-blur-out-up__glyph {
  display: inline-block;
}

.xy-home-flow[data-blur-out-up-ready="true"] .xy-home-blur-out-up[data-blur-out-up-state="pending"] .xy-home-blur-out-up__glyph {
  opacity: 0;
  filter: blur(6px);
  transform: translateY(10px);
}

.xy-home-flow[data-blur-out-up-ready="true"] .xy-home-blur-out-up[data-blur-out-up-state="revealed"] .xy-home-blur-out-up__glyph {
  animation: xy-home-blur-out-up var(--xy-home-blur-out-up-duration, 560ms) var(--ui-motion-ease) both;
  animation-delay: var(--xy-home-blur-out-up-delay, 0ms);
}

.xy-home-flow[data-scroll-reveal-ready="true"] [data-scroll-reveal-state="pending"] {
  opacity: 0;
  transform: translateY(0.875rem);
}

.xy-home-flow[data-scroll-reveal-ready="true"] [data-scroll-reveal-state="revealed"] {
  animation: xy-home-scroll-reveal 1120ms var(--ui-motion-ease) both;
}

.xy-home-hero__media {
  position: absolute;
  z-index: -2;
  inset: 0;
  display: block;
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
  opacity: 0;
  filter: brightness(1.10);
  transform: translate3d(0, 0, 0) scale(1);
  transition: opacity var(--ui-motion-duration-normal) var(--ui-motion-ease);
}

.xy-home-hero.is-video-ready .xy-home-hero__media {
  opacity: 0.8;
  animation: xy-home-hero-media-settle 1.45s cubic-bezier(0.18, 0.72, 0.24, 1) both;
}

.xy-home-hero.is-poster-ready .xy-home-hero__media {
  opacity: 1;
}

.xy-home-hero__content {
  display: grid;
  justify-items: center;
  inline-size: min(36.25rem, 92vw);
  padding: var(--ui-space-12) var(--ui-space-4) var(--ui-space-8);
  text-align: center;
}

.xy-home-hero__visual {
  position: relative;
  inline-size: clamp(16.25rem, 25.65vw, 24.5625rem);
  aspect-ratio: 1;
  animation: xy-home-hero-visual-enter 1.28s var(--ui-motion-ease) both;
}

.xy-home-hero__disc-picture {
  display: contents;
}

.xy-home-hero__disc {
  position: absolute;
  inset: 50% auto auto 50%;
  display: block;
  inline-size: 126%;
  block-size: 126%;
  object-fit: contain;
  opacity: 0.65;
  transform: translate(-50%, -50%);
}

.xy-home-hero__disc {
  mix-blend-mode: multiply;
}

.xy-home-hero__mark {
  position: absolute;
  z-index: 3;
  inset-block-start: calc(18% - 3rem);
  inset-inline-start: 50%;
  display: grid;
  gap: var(--ui-space-5);
  color: var(--ui-color-hero-ink);
  font-family: var(--ui-font-serif, "Songti SC", STSong, serif);
  font-size: clamp(4.1875rem, 5.76vw, 5.25rem);
  font-weight: var(--ui-font-weight-regular);
  letter-spacing: 0.01em;
  line-height: 0.8;
  text-shadow: 0 0 var(--ui-space-2) var(--ui-color-hero-glow),
    0 0 var(--ui-space-3) var(--ui-color-hero-glow-soft);
  transform: translateX(-50%) scale(0.95);
}

.xy-home-hero__particle {
  position: absolute;
  z-index: 2;
  inline-size: var(--ui-space-1);
  block-size: var(--ui-space-1);
  border-radius: var(--ui-radius-round);
  background: var(--ui-color-hero-gold);
  box-shadow: 0 0 var(--ui-space-3) var(--ui-color-hero-glow-soft);
  opacity: 0.55;
  animation: xy-home-hero-particle-drift 9s ease-in-out infinite;
}

.xy-home-hero__particle--one {
  inset-block-start: 5%;
  inset-inline-start: 50%;
}

.xy-home-hero__particle--two {
  inset-block-end: 29%;
  inset-inline-end: 7%;
  inline-size: 0.1875rem;
  block-size: 0.1875rem;
  animation-delay: -4s;
  animation-duration: 12s;
}

.xy-home-hero__particle--three {
  inset-block-end: 11%;
  inset-inline-start: 15%;
  inline-size: 0.1875rem;
  block-size: 0.1875rem;
  animation-delay: -7s;
  animation-duration: 11s;
}

.xy-home-hero__copy {
  --xy-home-hero-copy-gap: 19px;
  --xy-home-hero-half-step: var(--ui-space-2);
  --xy-home-hero-copy-scroll-drift: 0px;
  display: grid;
  justify-items: center;
  gap: var(--xy-home-hero-copy-gap);
  margin-block-start: calc(var(--ui-space-12) * -1);
  transform: translateY(var(--xy-home-hero-copy-scroll-drift));
  transition: transform 180ms ease-out;
}

.xy-home-hero__title,
.xy-home-hero__subtitle,
.xy-home-hero__status,
.xy-home-hero__cta,
.xy-home-hero__cta-note {
  margin: 0;
}

.xy-home-hero__title {
  display: inline-flex;
  align-items: baseline;
  justify-content: center;
  color: var(--ui-color-hero-ink);
  font-family: var(--ui-font-serif, "Songti SC", STSong, serif);
  font-size: clamp(1.75rem, 2.2vw, 2.125rem);
  font-weight: var(--ui-font-weight-regular);
  letter-spacing: 0.11em;
  line-height: 1.36;
  opacity: 0.93;
  text-wrap: balance;
  transform: scale(0.95);
  transform-origin: center;
  animation: xy-home-hero-title-enter 0.72s 0.26s var(--ui-motion-ease) both;
}

.xy-home-hero__title-separator {
  margin-inline: 0.5em;
  letter-spacing: 0;
}

.xy-home-hero__subtitle {
  color: var(--ui-color-hero-copy);
  font-family: var(--ui-font-serif, "Songti SC", STSong, serif);
  font-size: var(--ui-font-size-label);
  font-weight: var(--ui-font-weight-regular);
  letter-spacing: 0.24em;
  line-height: 1.55;
  animation: xy-home-hero-copy-item-enter 0.64s 0.38s var(--ui-motion-ease) both;
}

.xy-home-hero__status {
  display: grid;
  gap: var(--ui-space-1);
  max-inline-size: 22.5rem;
  margin-block-start: 0;
  color: var(--ui-color-hero-copy);
  font-size: var(--ui-font-size-label);
  font-weight: var(--ui-font-weight-regular);
  letter-spacing: 0.065em;
  line-height: 1.85;
  text-wrap: pretty;
  animation: xy-home-hero-copy-item-enter 0.72s 0.5s var(--ui-motion-ease) both;
}

.xy-home-hero__status-line {
  display: block;
  white-space: nowrap;
}

.xy-home-hero__cta {
  display: inline-flex;
  min-inline-size: 190px;
  min-block-size: 48px;
  align-items: center;
  justify-content: center;
  gap: 11px;
  margin-block-start: 0;
  padding: 0 18px 0 23px;
  border: 0;
  border-radius: var(--ui-radius-round);
  background: rgb(18 57 91 / 0.82);
  box-shadow: 0 0 14px rgb(206 164 77 / 0.42),
    0 0 34px rgb(206 164 77 / 0.2);
  color: #f3d996;
  cursor: not-allowed;
  font-family: var(--ui-font-serif, "Songti SC", STSong, serif);
  font-size: 14px;
  font-weight: var(--ui-font-weight-regular);
  letter-spacing: 0.12em;
  line-height: 1;
  opacity: 1;
  text-decoration: none;
  transform: scale(0.95);
}

.xy-home-hero__cta:disabled {
  color: #f3d996;
  opacity: 1;
}

.xy-home-hero__cta:hover:not(:disabled) {
  background: rgb(18 57 91 / 0.94);
  box-shadow: 0 0 17px rgb(218 178 87 / 0.58),
    0 0 40px rgb(206 164 77 / 0.28);
  transform: translateY(-2px) scale(0.95);
}

.xy-home-hero__cta::after {
  display: grid;
  inline-size: 19px;
  block-size: 19px;
  place-items: center;
  border: 0;
  border-radius: 50%;
  color: #f3d996;
  content: "→";
  font-family: Arial, sans-serif;
  font-size: 12px;
  letter-spacing: 0;
  line-height: 1;
  text-shadow: 0 0 9px rgb(243 217 150 / 0.8);
  animation: xy-home-hero-cta-arrow 1.45s ease-in-out infinite;
}

.xy-home-hero__cta-note {
  margin-block-start: var(--xy-home-hero-half-step);
  color: var(--ui-color-hero-copy);
  font-family: var(--ui-font-serif, "Songti SC", STSong, serif);
  font-size: var(--ui-font-size-label);
  font-weight: var(--ui-font-weight-regular);
  letter-spacing: 0.16em;
  line-height: 1.55;
  opacity: 0.82;
}

.xy-home-hero__action {
  display: grid;
  justify-items: center;
  gap: var(--ui-space-1);
  margin-block-start: var(--xy-home-hero-half-step);
  animation: xy-home-hero-copy-item-enter 0.72s 0.62s var(--ui-motion-ease) both;
}

.xy-home-hero__scroll-cue {
  --xy-home-hero-scroll-cue-drift: 0px;
  --xy-home-hero-scroll-cue-opacity: 0.88;
  position: absolute;
  z-index: 5;
  inset-block-start: calc(100svh - (var(--ui-space-16) + var(--ui-space-16) + var(--ui-space-2)));
  inset-inline-start: 50%;
  display: grid;
  justify-items: center;
  gap: 7px;
  inline-size: max-content;
  block-size: auto;
  border: 0;
  color: var(--ui-color-hero-ink);
  filter: brightness(0.8);
  font-size: 10px;
  letter-spacing: 0.18em;
  line-height: 1;
  opacity: var(--xy-home-hero-scroll-cue-opacity);
  transform: translate(-50%, var(--xy-home-hero-scroll-cue-drift));
  animation: xy-home-hero-scroll-enter 0.72s 0.62s var(--ui-motion-ease) both;
}

.xy-home-hero__scroll-cue[data-scroll-cue-follow="true"] {
  animation: none;
  transition: opacity 160ms ease-out, transform 160ms ease-out;
}

.xy-home-hero__scroll-cue::before,
.xy-home-hero__scroll-cue::after {
  content: "";
}

.xy-home-hero__scroll-cue::before {
  inline-size: 18px;
  block-size: 28px;
  border: 1px solid rgb(23 52 82 / 0.88);
  border-radius: 12px;
}

.xy-home-hero__scroll-cue::after {
  position: absolute;
  inset-block-start: 6px;
  inset-inline-start: 50%;
  inline-size: 2px;
  block-size: 5px;
  border-radius: 2px;
  background: var(--ui-color-hero-gold);
  transform: translateX(-50%);
  animation: xy-home-scroll-cue 2.2s ease-in-out infinite;
}

@keyframes xy-home-top-menu-reveal {
  from {
    opacity: 0;
    transform: translateY(calc(var(--ui-motion-distance) * -1));
  }

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

@keyframes xy-home-hero-scroll-enter {
  from {
    opacity: 0;
    transform: translate(-50%, calc(var(--xy-home-hero-scroll-cue-drift) + 10px));
  }

  to {
    opacity: var(--xy-home-hero-scroll-cue-opacity);
    transform: translate(-50%, var(--xy-home-hero-scroll-cue-drift));
  }
}

@keyframes xy-home-scroll-cue {
  0%,
  100% {
    opacity: 0.45;
    transform: translate(-50%, 0);
  }

  50% {
    opacity: 1;
    transform: translate(-50%, 10px);
  }
}

@keyframes xy-home-hero-media-settle {
  from {
    opacity: 0;
    transform: translate3d(0, var(--ui-space-2), 0) scale(1.035);
  }

  to {
    opacity: 0.8;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@keyframes xy-home-hero-visual-enter {
  from {
    opacity: 0;
    transform: translateY(var(--ui-space-3)) scale(0.965);
  }

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

@keyframes xy-home-blur-out-up {
  from {
    opacity: 0;
    filter: blur(6px);
    transform: translateY(10px);
  }

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

@keyframes xy-home-scroll-reveal {
  from {
    opacity: 0;
    transform: translateY(0.875rem);
  }

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

@keyframes xy-home-hero-title-enter {
  from {
    opacity: 0;
    transform: translateY(var(--ui-space-3)) scale(0.95);
  }

  to {
    opacity: 0.93;
    transform: translateY(0) scale(0.95);
  }
}

@keyframes xy-home-hero-copy-item-enter {
  from {
    opacity: 0;
    transform: translateY(var(--ui-space-3));
  }

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

@keyframes xy-home-hero-cta-arrow {
  0%,
  100% {
    transform: translateX(0);
  }

  50% {
    transform: translateX(6px);
  }
}

@keyframes xy-home-hero-particle-drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
    opacity: 0.25;
  }

  50% {
    transform: translate3d(var(--ui-space-2), calc(var(--ui-space-3) * -1), 0);
    opacity: 0.68;
  }
}

@media (min-width: 48rem) {
  .ui-top-bar--home {
    block-size: 52px;
  }

  .ui-top-bar--home .ui-top-bar__inner {
    inline-size: min(83.375rem, calc(100vw - 5rem));
    min-block-size: 52px;
    padding-block-start: 0;
  }

  .ui-top-bar--home .ui-mega-menu > .xy-home-observation-menu,
  .ui-top-bar--home .ui-account-menu > .xy-home-account-menu {
    inset-block-start: calc(100% + 10px);
    inset-inline-start: 50%;
    inset-inline-end: auto;
    margin-inline-start: var(--xy-home-menu-inline-offset, 0px);
    translate: -50% 0;
    border-color: var(--xy-home-menu-line);
    border-radius: var(--xy-home-menu-radius);
    background: var(--xy-home-nav-glass-surface);
    box-shadow: var(--xy-home-menu-elevation);
    backdrop-filter: blur(18px) saturate(1.15);
    -webkit-backdrop-filter: blur(18px) saturate(1.15);
  }

  .ui-top-bar--home .xy-home-observation-menu {
    inline-size: min(30rem, calc(100vw - var(--ui-space-8)));
    min-inline-size: min(17.25rem, calc(100vw - var(--ui-space-8)));
    gap: 10px;
    padding: 10px;
  }

  .ui-top-bar--home .ui-mega-menu > .xy-home-observation-menu {
    background: rgb(255 255 255 / 0.62);
    box-shadow:
      var(--xy-home-menu-elevation),
      0 22px 48px rgb(23 52 82 / 0.12);
    backdrop-filter: blur(26px) saturate(1.15);
    -webkit-backdrop-filter: blur(26px) saturate(1.15);
  }

  .ui-top-bar--home .xy-home-observation-menu__header {
    display: flex;
    gap: var(--ui-space-3);
    align-items: baseline;
    justify-content: space-between;
    padding-inline: 2px;
  }

  .ui-top-bar--home .xy-home-observation-menu__title {
    margin: 0;
    color: #173452;
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
    font-size: 14px;
    font-weight: 720;
    letter-spacing: 0.04em;
    line-height: 1.3;
  }

  .ui-top-bar--home .xy-home-observation-menu__availability {
    margin: 0;
    color: rgb(56 82 102 / 0.64);
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
    font-size: 10px;
    font-weight: 650;
    letter-spacing: 0.03em;
    line-height: 1.3;
  }

  .ui-top-bar--home .xy-home-observation-menu__section {
    display: grid;
    gap: 8px;
    padding: 8px;
    border: 1px solid rgb(255 255 255 / 0.64);
    border-radius: var(--xy-home-menu-card-radius);
    background: rgb(255 255 255 / 0.34);
    box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.72);
  }

  .ui-top-bar--home .xy-home-observation-menu__section-heading {
    display: flex;
    gap: var(--ui-space-2);
    align-items: center;
    padding-inline: 2px;
  }

  .ui-top-bar--home .xy-home-observation-menu__section-mark {
    display: grid;
    place-items: center;
    inline-size: 1.75rem;
    block-size: 1.75rem;
    border-radius: 0.625rem;
    background: rgb(255 255 255 / 0.38);
    color: var(--xy-home-menu-blue-ink);
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
    font-size: 12px;
    font-weight: 720;
    line-height: 1;
  }

  .ui-top-bar--home .xy-home-observation-menu__section-label {
    margin: 0;
    color: #173452;
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
    font-size: 13px;
    font-weight: 720;
    letter-spacing: 0.03em;
    line-height: 1.3;
  }

  .ui-top-bar--home .xy-home-observation-menu .xy-home-observation-menu__section-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--ui-space-2);
  }

  .ui-top-bar--home .xy-home-observation-menu__section[data-menu-item-count="2"] .xy-home-observation-menu__section-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ui-top-bar--home .xy-home-observation-menu__section[data-menu-item-count="4"] .xy-home-observation-menu__section-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .ui-top-bar--home .xy-home-observation-menu__item,
  .ui-top-bar--home .xy-home-account-menu__item {
    min-inline-size: 0;
  }

  .ui-top-bar--home .xy-home-observation-menu__item[data-menu-variant="feature"] {
    grid-column: 1 / -1;
  }

  .ui-top-bar--home .xy-home-observation-menu__link {
    display: grid;
    inline-size: 100%;
    min-block-size: 3.5rem;
    gap: 4px;
    align-items: center;
    justify-items: center;
    padding: 8px;
    border-color: rgb(255 255 255 / 0.76);
    border-radius: var(--xy-home-menu-card-radius);
    background: rgb(255 255 255 / 0.7);
    box-shadow: 0 6px 14px rgb(23 52 82 / 0.035);
    color: rgb(23 52 82 / 0.9);
    text-align: start;
  }

  .ui-top-bar--home .xy-home-observation-menu__link--feature {
    grid-template-columns: 2.75rem minmax(0, 1fr);
    justify-items: start;
    min-block-size: 4.75rem;
    padding-inline: var(--ui-space-3);
  }

  .ui-top-bar--home .xy-home-observation-menu__link--placeholder {
    border-style: dashed;
    border-color: rgb(35 75 111 / 0.28);
    background: rgb(255 255 255 / 0.3);
    color: rgb(49 89 126 / 0.76);
  }

  .ui-top-bar--home .xy-home-observation-menu__item-mark {
    display: grid;
    place-items: center;
    inline-size: 2rem;
    block-size: 2rem;
    border: 0;
    border-radius: 0.625rem;
    background: rgb(255 255 255 / 0.38);
    color: var(--xy-home-menu-blue-ink);
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
    font-size: 13px;
    font-weight: 650;
    line-height: 1;
  }

  .ui-top-bar--home .xy-home-observation-menu__item-copy {
    display: grid;
    min-inline-size: 0;
    gap: 3px;
  }

  .ui-top-bar--home .xy-home-observation-menu__link:not(.xy-home-observation-menu__link--feature) .xy-home-observation-menu__item-copy {
    justify-items: center;
    text-align: center;
  }

  .ui-top-bar--home .xy-home-observation-menu__item-description {
    color: rgb(56 82 102 / 0.64);
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.02em;
    line-height: 1.35;
  }

  .ui-top-bar--home .xy-home-account-menu {
    inline-size: min(10.625rem, calc(100vw - var(--ui-space-8)));
    min-inline-size: min(10.625rem, calc(100vw - var(--ui-space-8)));
    gap: 0;
    padding: 7px;
  }

  .ui-top-bar--home .xy-home-account-menu .ui-menu-panel__list {
    gap: 0;
  }

  .ui-top-bar--home .xy-home-account-menu__link {
    display: flex;
    inline-size: 100%;
    min-block-size: 2rem;
    gap: 0;
    align-items: center;
    padding-inline: 10px;
    border-color: transparent;
    border-radius: 0.625rem;
    background: transparent;
    color: rgb(23 52 82 / 0.9);
    text-align: start;
  }

  .ui-top-bar--home .xy-home-account-menu__item[data-account-item-kind="exit"] {
    margin-block-start: 5px;
    padding-block-start: 5px;
    border-block-start: 1px solid rgb(23 52 82 / 0.12);
  }

  .ui-top-bar--home .xy-home-account-menu__link--muted {
    color: rgb(56 82 102 / 0.62);
  }

  .ui-top-bar--home .xy-home-menu-item__label {
    min-inline-size: 0;
    color: currentColor;
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
    font-size: 13px;
    font-weight: 680;
    letter-spacing: 0.03em;
    line-height: 1.25;
  }

  .ui-top-bar--home .xy-home-account-menu .xy-home-menu-item__label {
    font-size: 12.5px;
    font-weight: 680;
    letter-spacing: 0.03em;
  }

  .ui-top-bar--home .xy-home-observation-menu__link:hover,
  .ui-top-bar--home .xy-home-observation-menu__link:focus-visible {
    border-color: rgb(35 75 111 / 0.14);
    background: rgb(255 255 255 / 0.74);
    box-shadow: 0 7px 16px rgb(23 52 82 / 0.05);
    color: #173452;
    transform: translateY(-1px);
  }

  .ui-top-bar--home .xy-home-account-menu__link:hover,
  .ui-top-bar--home .xy-home-account-menu__link:focus-visible {
    border-color: rgb(35 75 111 / 0.25);
    background: rgb(255 255 255 / 0.9);
    box-shadow: 0 8px 18px rgb(23 52 82 / 0.08);
    color: #173452;
    transform: translateY(-1px);
  }

  .ui-top-bar--home .xy-home-observation-menu__link:focus-visible,
  .ui-top-bar--home .xy-home-account-menu__link:focus-visible {
    outline: 2px solid rgb(184 148 51 / 0.65);
    outline-offset: 2px;
  }

  .xy-home-hero {
    min-block-size: max(100svh, 40rem);
    background-position: 50% 46%;
  }

  .xy-home-hero__media {
    object-position: 50% 46%;
  }

  .xy-home-hero__content {
    align-self: start;
    inline-size: min(36.25rem, 92vw);
    padding-block: clamp(7.25rem, 18svh, 9.25rem) 0;
    padding-inline: var(--ui-space-8);
    transform: scale(0.8925);
    transform-origin: top center;
  }

  .xy-home-hero__visual {
    inline-size: clamp(16.25rem, 25.65vw, 24.5625rem);
    translate: 0 var(--ui-space-4);
  }

  .xy-home-hero__copy {
    margin-block-start: -9rem;
  }

  .xy-home-hero__status {
    margin-block-start: 0;
  }

}

@media (min-width: 48rem) {
  .xy-home-chapter {
    min-block-size: max(100svh, 42rem);
    padding-inline: var(--ui-space-8);
  }

  .xy-home-chapter__inner {
    inline-size: min(75rem, calc(100vw - var(--ui-space-16)));
  }

  .xy-home-observation__layout {
    grid-template-columns: minmax(15rem, 0.7fr) minmax(0, 1.3fr);
  }

  .xy-home-source__layout {
    grid-template-columns: minmax(15rem, 0.7fr) minmax(0, 1.3fr);
  }

  .xy-home-reflection__layout {
    grid-template-columns: minmax(15rem, 0.74fr) minmax(0, 1.26fr);
  }

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

  .xy-home-source__pillar {
    padding-inline: var(--ui-space-5);
  }

  .xy-home-source__pillar:nth-child(odd) {
    padding-inline-start: 0;
  }

  .xy-home-source__pillar:nth-child(even) {
    border-inline-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
  }

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

  .xy-home-reflection__lens {
    padding-inline: var(--ui-space-5);
  }

  .xy-home-reflection__lens:first-child {
    padding-inline-start: 0;
  }

  .xy-home-reflection__lens + .xy-home-reflection__lens {
    border-inline-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
  }

  .xy-home-daily__layout {
    grid-template-columns: minmax(17rem, 0.72fr) minmax(0, 1.28fr);
    align-items: center;
  }

  .xy-home-observation__item {
    grid-template-columns: 3rem minmax(7.5rem, 0.55fr) minmax(0, 1.35fr);
    column-gap: var(--ui-space-4);
    align-items: center;
  }

  .xy-home-observation__item-description {
    grid-column: auto;
  }

  .xy-home-daily__principles {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .xy-home-daily__principle {
    padding-block: var(--ui-space-5);
    border-block-end: 0;
  }

  .xy-home-daily__principle + .xy-home-daily__principle {
    padding-inline-start: var(--ui-space-5);
    border-inline-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
  }

  .xy-home-doors__content {
    gap: clamp(var(--ui-space-10), 10vh, var(--ui-space-16));
  }

  .xy-home-doors__carry {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .xy-home-doors__carry-step {
    grid-template-columns: 1fr;
    gap: var(--ui-space-3);
    padding-inline: var(--ui-space-5);
    border-block-end: 0;
  }

  .xy-home-doors__carry-step:first-child {
    padding-inline-start: 0;
  }

  .xy-home-doors__carry-step + .xy-home-doors__carry-step {
    border-inline-start: var(--ui-border-width) solid var(--xy-home-chapter-line);
  }

  .xy-home-scene {
    min-block-size: max(100svh, 42rem);
    padding-inline: var(--ui-space-8);
  }

  .xy-home-scene__composition {
    inline-size: min(78rem, 100%);
  }

  .xy-home-scene__clusters {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: clamp(1.25rem, 3.2vw, 3.5rem);
    row-gap: clamp(1.75rem, 3.6vh, 3rem);
  }

  .xy-home-scene__cluster--featured {
    grid-column: 1 / -1;
    margin-block-end: var(--ui-space-1);
  }

  .xy-home-scene--observation .xy-home-scene__cluster--featured {
    min-block-size: 19rem;
  }

  .xy-home-scene__cluster:not(.xy-home-scene__cluster--featured) {
    min-block-size: 20rem;
    padding-inline: clamp(0.75rem, 1.8vw, var(--ui-space-5));
  }

  .xy-home-scene__cluster--daily,
  .xy-home-scene__cluster--doors {
    border-inline-start: var(--ui-border-width) solid rgb(35 75 111 / 0.14);
  }
}

@media (max-width: 40rem) {
  .xy-home-hero {
    min-block-size: 100svh;
  }

  .xy-home-chapter {
    min-block-size: auto;
    padding-block: var(--ui-space-16) calc(var(--ui-space-16) * 1.5);
  }

  .xy-home-chapter__header {
    column-gap: var(--ui-space-4);
  }

  .xy-home-chapter__mark {
    font-size: clamp(4.25rem, 18vw, 5.75rem);
  }

  .xy-home-chapter__title,
  .xy-home-doors__title {
    font-size: clamp(1.875rem, 9vw, 2.5rem);
  }

  .xy-home-observation__item {
    padding-block: var(--ui-space-4);
  }

  .xy-home-daily__dial {
    inline-size: min(12.5rem, 64vw);
  }

  .xy-home-daily__principle {
    padding-block: var(--ui-space-4);
  }

  .xy-home-chapter--doors {
    min-block-size: max(100svh, 42rem);
  }

  .xy-home-doors__mark {
    font-size: clamp(6.5rem, 32vw, 8.5rem);
  }

  .xy-home-doors__terms {
    inline-size: 100%;
  }

  .xy-home-scene {
    min-block-size: 100svh;
    padding-block: clamp(3.25rem, 8svh, 4.5rem);
  }

  .xy-home-scene__composition {
    gap: clamp(1.5rem, 4vh, 2.25rem);
  }

  .xy-home-yijing-scroller {
    inline-size: 100%;
    padding-block: 0.375rem;
  }

  .xy-home-yijing-scroller__text,
  .xy-home-yijing-scroller__book {
    font-size: 0.675rem;
    letter-spacing: 0.08em;
  }

  .xy-home-scene__overview {
    gap: 0.375rem;
  }

  .xy-home-scene__overview-label {
    font-size: 0.625rem;
  }

  .xy-home-scene__overview-copy {
    font-size: 0.75rem;
  }

  .xy-home-scene__inner {
    gap: clamp(0.625rem, 2.7vw, 0.875rem);
  }

  .xy-home-scene__topline {
    gap: var(--ui-space-2);
  }

  .xy-home-scene__eyebrow {
    font-size: 0.625rem;
    letter-spacing: 0.1em;
  }

  .xy-home-scene__mark {
    font-size: clamp(3.875rem, 18vw, 5rem);
  }

  .xy-home-scene__title {
    font-size: clamp(1.75rem, 8vw, 2.25rem);
  }

  .xy-home-scene__lede,
  .xy-home-scene__statement {
    max-inline-size: min(22.5rem, 88vw);
  }

  .xy-home-scene__summary {
    max-inline-size: min(20rem, 88vw);
  }

  .xy-home-scene__ribbon {
    inline-size: min(12rem, 68vw);
  }

  .xy-home-scene__body {
    gap: var(--ui-space-2);
  }

  .xy-home-scene__cadence {
    column-gap: var(--ui-space-3);
    font-size: 0.6875rem;
  }

  .xy-home-scene__availability {
    max-inline-size: min(21.5rem, 88vw);
    font-size: 0.625rem;
  }

  .xy-home-scene__lede {
    font-size: 0.75rem;
    line-height: 1.7;
  }

  .xy-home-scene__statement {
    font-size: 0.875rem;
    line-height: 1.6;
  }

  .xy-home-hero__content {
    padding-inline: var(--ui-space-3);
  }

  .xy-home-hero__visual {
    inline-size: min(78vw, 24.375rem);
  }

  .xy-home-hero__copy {
    margin-block-start: calc(var(--ui-space-10) * -1);
  }

  .xy-home-hero__title {
    font-size: clamp(1.25rem, 6vw, 1.625rem);
    letter-spacing: 0.04em;
  }

  .xy-home-hero__subtitle,
  .xy-home-hero__status {
    max-inline-size: min(22.5rem, 86vw);
    font-size: 0.625rem;
    letter-spacing: 0.06em;
  }

  .xy-home-hero__scroll-cue {
    inset-block-start: calc(100svh - (var(--ui-space-16) + var(--ui-space-8) + var(--ui-space-2)));
  }

}

@media (min-width: 24rem) and (max-width: 40rem) {
  .xy-home-scene {
    align-items: start;
    padding-inline: var(--ui-space-3);
    padding-block: clamp(3.75rem, 7svh, 4.5rem);
  }

  .xy-home-scene__inner {
    gap: 0.4375rem;
  }

  .xy-home-scene__header {
    gap: 0.375rem;
  }

  .xy-home-scene__topline {
    gap: 0.375rem;
  }

  .xy-home-scene__index,
  .xy-home-scene__eyebrow {
    font-size: 0.5rem;
    letter-spacing: 0.08em;
  }

  .xy-home-scene__mark {
    font-size: clamp(3.125rem, 14vw, 4rem);
  }

  .xy-home-scene__title {
    font-size: clamp(1.375rem, 6.5vw, 1.75rem);
  }

  .xy-home-scene__ribbon {
    inline-size: 100%;
    grid-template-columns: minmax(1rem, 1fr) auto minmax(1rem, 1fr);
    gap: 0.375rem;
  }

  .xy-home-scene__body {
    gap: 0.375rem;
  }

  .xy-home-scene__lede {
    font-size: 0.625rem;
    line-height: 1.6;
  }

  .xy-home-scene__statement {
    font-size: 0.6875rem;
    line-height: 1.55;
  }

  .xy-home-scene__cadence {
    column-gap: 0.375rem;
    row-gap: 0.25rem;
    font-size: 0.5625rem;
    letter-spacing: 0.06em;
  }

  .xy-home-scene__cadence-divider {
    block-size: 0.625rem;
  }

  .xy-home-scene__summary {
    font-size: 0.5625rem;
    letter-spacing: 0.04em;
    line-height: 1.5;
  }

  .xy-home-scene__availability {
    gap: 0.25rem;
    font-size: 0.5rem;
    letter-spacing: 0.03em;
    line-height: 1.5;
  }

  .xy-home-scene__availability-label {
    font-size: 0.4375rem;
    letter-spacing: 0.08em;
  }
}

@media (max-width: 47.999rem) {
  .ui-top-bar--home {
    block-size: 56px;
  }

  .ui-top-bar--home .ui-top-bar__inner {
    inline-size: calc(100vw - 28px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .xy-home-yijing-scroller__track,
  .xy-home-blur-out-up__glyph,
  .xy-home-hero__visual,
  .xy-home-hero__particle,
  .xy-home-hero__title,
  .xy-home-hero__subtitle,
  .xy-home-hero__status,
  .xy-home-hero__action,
  .xy-home-hero__cta::after,
  .xy-home-hero__scroll-cue,
  .xy-home-hero__scroll-cue::after,
  .ui-top-bar--home .ui-menu-panel[data-open="true"] {
    animation: none;
  }

  .xy-home-hero__media,
  .xy-home-hero__content,
  .xy-home-hero__copy,
  .xy-home-feature-guide,
  .xy-home-feature-guide__card,
  .xy-home-feature-guide__card::after,
  .xy-home-hero__scroll-cue {
    transition: none;
  }

  .xy-home-feature-guide {
    transform: none;
  }

  .xy-home-feature-guide__card[data-feature-card-hover="true"] {
    border-color: var(--xy-home-feature-card-edge);
    box-shadow: 0 0.375rem 0.875rem rgb(19 49 75 / 0.14);
    transform: none;
  }

  .xy-home-feature-guide__card::after {
    opacity: 0;
  }

  .xy-home-flow[data-scroll-reveal-ready="true"] [data-scroll-reveal-state] {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .xy-home-blur-out-up__glyph {
    opacity: 1;
    filter: none;
    transform: none;
  }
}