:root {
  --xian-black: #050505;
  --xian-ink: #111516;
  --xian-paper: #f1f1ed;
  --xian-grey: #d8dad7;
  --xian-red: #cc4a45;
  --xian-line: rgba(17, 21, 22, .2);
}

html {
  scroll-behavior: smooth;
  width: 100%;
  max-width: 100%;
  overflow-x: clip;
  overflow-y: visible;
}

.xian-page-body {
  width: 100%;
  max-width: 100%;
  color: var(--xian-ink);
  background: var(--xian-paper);
  overflow-x: clip;
  overflow-y: visible;
}

.xian-site-nav {
  color: #fff;
  background: rgba(5,5,5,.18);
  border-bottom-color: rgba(255,255,255,.16);
  transition: color 250ms ease, background-color 250ms ease, border-color 250ms ease, transform 420ms cubic-bezier(.16,1,.3,1);
}

.xian-site-nav .brand,
.xian-site-nav .nav-links a {
  color: inherit;
}

.xian-site-nav.is-scrolled {
  color: var(--xian-ink);
  background: rgba(241,241,237,.94);
  border-bottom-color: var(--xian-line);
  backdrop-filter: blur(14px);
}

.xian-page-main {
  position: relative;
  width: 100%;
  min-width: 0;
  max-width: 100%;
  overflow-x: clip;
  overflow-y: visible;
}

.xian-hero {
  position: relative;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
  min-height: 100svh;
  padding: clamp(7rem, 10vw, 9rem) clamp(1.25rem, 4vw, 4rem) clamp(2rem, 4vw, 4rem);
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto 1fr auto;
  color: #fff;
  background: var(--xian-black);
  overflow: hidden;
  isolation: isolate;
}

.xian-hero > img,
.xian-hero-shade {
  position: absolute;
  z-index: -2;
  inset: 0;
  width: 100%;
  height: 100%;
}

.xian-hero > img {
  object-fit: cover;
}

.xian-page-body.xian-motion .xian-hero > img {
  opacity: .48;
  transform: scale(1.005);
}

.xian-page-body.xian-motion .xian-hero-topline,
.xian-page-body.xian-motion .xian-hero-copy,
.xian-page-body.xian-motion .xian-hero > a {
  opacity: 0;
  transform: translate3d(0,24px,0);
}

.xian-page-body.xian-motion.is-motion-ready .xian-hero > img {
  opacity: 1;
  transform: scale(1.035);
  transition: opacity 1400ms cubic-bezier(.22,1,.36,1), transform 5200ms cubic-bezier(.16,1,.3,1);
}

.xian-page-body.xian-motion.is-motion-ready .xian-hero-topline,
.xian-page-body.xian-motion.is-motion-ready .xian-hero-copy,
.xian-page-body.xian-motion.is-motion-ready .xian-hero > a {
  opacity: 1;
  transform: none;
  transition: opacity 900ms ease, transform 1100ms cubic-bezier(.16,1,.3,1);
}

.xian-page-body.xian-motion.is-motion-ready .xian-hero-copy {
  transition-delay: 160ms;
}

.xian-page-body.xian-motion.is-motion-ready .xian-hero > a {
  transition-delay: 320ms;
}

.xian-hero-shade {
  z-index: -1;
  background: rgba(4,6,6,.36);
}

.xian-hero-topline {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255,255,255,.4);
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: .16em;
}

.xian-hero-copy {
  grid-column: 1 / -1;
  align-self: end;
  max-width: 74rem;
}

.xian-hero-copy p {
  margin: 0 0 1rem;
  color: #f06a64;
  font-size: .7rem;
  font-weight: 750;
  letter-spacing: .2em;
}

.xian-hero-copy h1 {
  margin: 0 0 1.5rem;
  font-size: clamp(7rem, 20vw, 20rem);
  font-weight: 500;
  line-height: .7;
  letter-spacing: -.085em;
}

.xian-hero-copy strong,
.xian-hero-copy span {
  display: block;
}

.xian-hero-copy strong {
  max-width: 42rem;
  font-size: clamp(1.6rem, 3vw, 3.5rem);
  font-weight: 520;
  line-height: 1.03;
  letter-spacing: -.04em;
}

.xian-hero-copy span {
  margin-top: .8rem;
  color: rgba(255,255,255,.7);
}

.xian-hero > a {
  grid-column: 2;
  justify-self: end;
  align-self: end;
  color: #fff;
  font-size: .66rem;
  font-weight: 750;
  letter-spacing: .16em;
  text-decoration: none;
}

.xian-story-nav {
  position: sticky;
  z-index: 20;
  top: var(--nav-height, 76px);
  height: 4.5rem;
  display: flex;
  align-items: stretch;
  overflow-x: auto;
  color: var(--xian-ink);
  background: rgba(241,241,237,.95);
  border-bottom: 1px solid var(--xian-line);
  scrollbar-width: none;
  backdrop-filter: blur(12px);
  transform: translate3d(0,0,0);
  transition: transform 420ms cubic-bezier(.16,1,.3,1);
  will-change: transform;
  overscroll-behavior-inline: contain;
}

.xian-page-body.site-chrome-hidden:not(.nav-open) .xian-story-nav {
  transform: translate3d(0, calc(-100% - var(--nav-height, 76px)), 0);
  pointer-events: none;
}

.xian-story-nav::-webkit-scrollbar {
  display: none;
}

.xian-story-nav > i {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  background: rgba(17,21,22,.12);
}

.xian-story-nav > i span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--xian-red);
  transform: scaleX(0);
  transform-origin: left;
}

.xian-story-nav a {
  min-width: 9.5rem;
  padding: 0 1.2rem;
  display: flex;
  align-items: center;
  gap: .65rem;
  color: rgba(17,21,22,.42);
  border-right: 1px solid var(--xian-line);
  font-size: .64rem;
  letter-spacing: .1em;
  text-decoration: none;
  white-space: nowrap;
}

.xian-story-nav a b {
  color: var(--xian-red);
}

.xian-story-nav a.is-active {
  color: var(--xian-ink);
  background: #fff;
}

[data-xian-section] {
  scroll-margin-top: calc(var(--nav-height, 76px) + 4.5rem);
}

.xian-arrival {
  position: relative;
  min-height: 100svh;
  color: #fff;
  background: #111719;
  overflow: hidden;
  isolation: isolate;
}

.xian-arrival figure,
.xian-arrival picture,
.xian-arrival img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
}

.xian-arrival figure {
  z-index: -2;
}

.xian-arrival img {
  object-fit: cover;
  object-position: 50% 38%;
  transform: translate3d(0,var(--arrival-image-y,0),0) scale(var(--arrival-image-scale,1.035));
  will-change: transform;
}

.xian-arrival::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background: rgba(5,8,9,.42);
}

.xian-arrival-copy {
  min-height: 100svh;
  padding: clamp(6rem, 10vw, 10rem) clamp(1.25rem, 4vw, 4rem);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.xian-arrival-copy p,
.xian-arrival-copy span {
  margin: 0;
  font-size: .7rem;
  font-weight: 750;
  letter-spacing: .18em;
}

.xian-arrival-copy p {
  color: #f06a64;
}

.xian-arrival-copy h2 {
  margin: .8rem 0;
  font-size: clamp(5.8rem, 16vw, 15rem);
  font-weight: 500;
  line-height: .76;
  letter-spacing: -.08em;
}

.xian-arrival-copy strong {
  margin-top: 1.8rem;
  font-size: clamp(1.25rem, 2.3vw, 2.4rem);
  font-weight: 500;
}

.xian-editorial-section {
  padding: clamp(6rem, 10vw, 11rem) clamp(1.25rem, 4vw, 4rem);
}

.xian-section-header {
  display: grid;
  grid-template-columns: minmax(12rem, .55fr) minmax(0, 1.6fr) minmax(15rem, .55fr);
  align-items: end;
  gap: 2rem;
  margin-bottom: clamp(4rem, 8vw, 8rem);
}

.xian-section-header p,
.xian-section-header > span {
  margin: 0;
  font-size: .68rem;
  font-weight: 750;
  letter-spacing: .17em;
  text-transform: uppercase;
}

.xian-section-header p {
  color: var(--xian-red);
}

.xian-section-header > span {
  color: rgba(17,21,22,.55);
  line-height: 1.5;
}

.xian-section-header h2 {
  margin: 0;
  font-size: clamp(4rem, 9vw, 10rem);
  font-weight: 520;
  line-height: .78;
  letter-spacing: -.075em;
}

.xian-photo {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: #d3d4d0;
}

.xian-photo img,
.xian-photo picture {
  display: block;
  width: 100%;
  height: 100%;
}

.xian-photo img {
  object-fit: cover;
}

.xian-photo figcaption {
  position: absolute;
  right: .8rem;
  bottom: .8rem;
  padding: .5rem .65rem;
  color: #fff;
  background: rgba(5,5,5,.72);
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .12em;
}

.xian-reveal {
  opacity: 0;
  transform: translate3d(0,42px,0);
  transition: opacity 760ms ease, transform 980ms cubic-bezier(.16,1,.3,1);
}

.xian-reveal[data-xian-reveal-delay="1"] {
  transition-delay: 100ms;
}

.xian-reveal[data-xian-reveal-delay="2"] {
  transition-delay: 200ms;
}

.xian-reveal.is-visible {
  opacity: 1;
  transform: none;
}

.xian-photo.xian-reveal img {
  transform: scale(1.045);
  transition: transform 1500ms cubic-bezier(.16,1,.3,1);
}

.xian-photo.xian-reveal.is-visible img {
  transform: scale(1);
}

.xian-first-empire {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, .55fr);
  gap: 2rem;
}

.xian-first-empire .xian-section-header {
  grid-column: 1 / -1;
}

.xian-first-empire-copy {
  grid-column: 2;
  max-width: 34rem;
  font-size: clamp(1.15rem, 1.7vw, 1.55rem);
  line-height: 1.6;
}

.xian-first-empire-copy p {
  margin: 0 0 1.5rem;
}

.xian-first-empire-main {
  grid-column: 1;
  grid-row: 3;
  aspect-ratio: 1.45;
}

.xian-first-empire-detail {
  grid-column: 2;
  grid-row: 3;
  aspect-ratio: .7;
}

.xian-army-scroll {
  min-height: max(54rem, 108svh);
  color: #5d5f5a;
  background: #efefeb;
}

.xian-army-sticky {
  position: relative;
  min-height: max(54rem, 108svh);
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  overflow: hidden;
}

.xian-army-sticky > figure {
  position: relative;
  grid-column: 1 / 10;
  grid-row: 1;
  margin: 0;
  overflow: hidden;
  background: #dddeda;
}

.xian-army-sticky > figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(92,94,89,.12) 0%, rgba(92,94,89,.04) 58%, rgba(92,94,89,.24) 100%),
    linear-gradient(180deg, rgba(86,88,84,.08), transparent 40%, rgba(86,88,84,.16));
  pointer-events: none;
}

.xian-army-sticky > figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 28% 50%;
  filter: grayscale(1) contrast(1.02);
  transform: scale(1.012);
}

.xian-army-copy {
  position: relative;
  z-index: 2;
  grid-column: 7 / 13;
  grid-row: 1;
  padding: clamp(6.5rem, 9vw, 9rem) clamp(2rem, 5vw, 5rem) clamp(4rem, 7vw, 7rem);
  display: flex;
  flex-direction: column;
  background: linear-gradient(90deg, rgba(239,239,235,.08), rgba(239,239,235,.88) 22%, #efefeb 58%);
}

.xian-army-copy header p {
  margin: 0 0 1.2rem;
  color: #71736e;
  font-size: .68rem;
  font-weight: 750;
  letter-spacing: .17em;
}

.xian-army-copy h2 {
  margin: 0;
  color: #565853;
  font-size: clamp(3.4rem, 5.8vw, 7.2rem);
  font-weight: 520;
  line-height: .79;
  letter-spacing: -.075em;
}

.xian-army-steps {
  max-width: 34rem;
  display: grid;
  gap: clamp(1.2rem, 2.4vw, 2.4rem);
  margin-top: clamp(4rem, 11vh, 7rem);
}

.xian-army-steps p {
  margin: 0;
  color: #656762;
  font-size: clamp(1.08rem, 1.65vw, 1.55rem);
  line-height: 1.5;
}

.xian-model-scroll {
  min-height: max(48rem, 100svh);
  color: #fff;
  background: var(--xian-black);
}

.xian-model-sticky {
  position: relative;
  min-height: max(48rem, 100svh);
  display: grid;
  grid-template-columns: minmax(18rem, .55fr) minmax(0, 1.45fr);
  overflow: hidden;
}

.xian-model-copy {
  position: relative;
  z-index: 2;
  padding: clamp(6.5rem, 9vw, 9rem) clamp(1.5rem, 4vw, 4rem);
}

.xian-model-copy p,
.xian-model-copy span {
  display: block;
  max-width: 24rem;
  margin: 0;
  font-size: .67rem;
  font-weight: 700;
  letter-spacing: .16em;
  line-height: 1.6;
}

.xian-model-copy p {
  color: #f06a64;
}

.xian-model-copy h2 {
  margin: 1.2rem 0 2rem;
  font-size: clamp(4.4rem, 8vw, 9rem);
  font-weight: 500;
  line-height: .77;
  letter-spacing: -.075em;
}

.xian-model-copy span {
  color: rgba(255,255,255,.55);
}

.xian-model-stage {
  position: relative;
  grid-column: 2;
  min-height: max(48rem, 100svh);
  min-width: 0;
  overflow: hidden;
  background: #050505;
  touch-action: pan-y;
}

.xian-model-stage canvas,
.xian-model-poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.xian-model-poster {
  object-fit: cover;
  object-position: 50% 36%;
  filter: grayscale(1) contrast(1.04) brightness(.53);
  opacity: 1;
  transition: opacity 600ms ease;
}

.xian-model-stage.is-loaded .xian-model-poster {
  opacity: 0;
}

.xian-model-stage canvas {
  pointer-events: none;
}

.xian-model-stage.is-manual {
  touch-action: none;
}

.xian-model-stage.is-manual canvas {
  pointer-events: auto;
}

.xian-model-status {
  position: absolute;
  z-index: 3;
  right: 1.5rem;
  bottom: 1.5rem;
  left: 1.5rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .7rem;
  color: rgba(255,255,255,.74);
  font-size: .63rem;
  font-weight: 700;
  letter-spacing: .15em;
}

.xian-model-status i {
  grid-column: 1 / -1;
  height: 2px;
  background: rgba(255,255,255,.2);
}

.xian-model-status i span {
  display: block;
  width: 0;
  height: 100%;
  background: #fff;
}

.xian-model-stage.is-loaded .xian-model-status {
  display: none;
}

.xian-model-error {
  position: absolute;
  z-index: 4;
  right: 1.5rem;
  bottom: 1.5rem;
  left: 1.5rem;
  color: #fff;
}

.xian-model-controls {
  position: absolute;
  z-index: 5;
  right: 1rem;
  bottom: 1rem;
  display: flex;
  gap: .45rem;
  align-items: center;
}

.xian-model-controls button {
  min-height: 3.2rem;
  padding: 0 1.2rem;
  color: #fff;
  background: rgba(5,5,5,.82);
  border: 1px solid rgba(255,255,255,.5);
  font: inherit;
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .13em;
}

.xian-model-controls button:not(.xian-model-enable):not(.xian-model-done) {
  min-width: 3.2rem;
  padding-inline: .8rem;
}

.xian-model-controls button:disabled {
  opacity: .45;
  cursor: progress;
}

.xian-model-controls button[hidden] {
  display: none;
}

.xian-treasures {
  color: #ecece8;
  background: #131718;
}

.xian-treasures .xian-section-header > span {
  color: rgba(255,255,255,.55);
}

.xian-treasures-header {
  grid-template-columns: minmax(13rem, .5fr) minmax(0, 1.55fr) minmax(17rem, .5fr);
  column-gap: clamp(2rem, 4vw, 5rem);
}

.xian-treasures-header h2 {
  font-size: clamp(3.8rem, 7.25vw, 8.8rem);
  line-height: .84;
  letter-spacing: -.045em;
}

.xian-treasure-chapter {
  display: grid;
  grid-template-columns: minmax(18rem, .55fr) minmax(0, 1.1fr) minmax(18rem, .55fr);
  gap: 1.5rem;
  margin-bottom: clamp(8rem, 14vw, 15rem);
  align-items: end;
}

.xian-treasure-chapter > div {
  align-self: start;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,.25);
}

.xian-treasure-chapter > div p {
  color: #f06a64;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .16em;
}

.xian-treasure-chapter > div h3 {
  margin: 2rem 0 1rem;
  font-size: clamp(2.2rem, 4vw, 4.8rem);
  font-weight: 500;
  line-height: .98;
  letter-spacing: -.05em;
}

.xian-treasure-chapter > div span {
  display: block;
  max-width: 28rem;
  color: rgba(255,255,255,.62);
  line-height: 1.6;
}

.xian-treasure-court > figure:nth-of-type(1) {
  aspect-ratio: .62;
}

.xian-treasure-court > figure:nth-of-type(2) {
  aspect-ratio: .85;
}

.xian-light-transition {
  --light-base-scale: 1.62;
  position: relative;
  height: min(100svh, 64rem);
  min-height: 42rem;
  margin: 0 calc(clamp(1.25rem, 4vw, 4rem) * -1) clamp(8rem, 14vw, 15rem);
  overflow: hidden;
  background: #050505;
  isolation: isolate;
}

.xian-light-transition picture {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  overflow: hidden;
}

.xian-light-transition img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: 100% 50%;
  transform: scale(var(--light-scale, var(--light-base-scale)));
  transform-origin: 100% 50%;
  will-change: transform;
}

.xian-light-transition::after {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 42%, rgba(5,5,5,.7) 100%);
}

.xian-light-transition p {
  position: absolute;
  z-index: 2;
  right: 4vw;
  bottom: 4vw;
  left: 4vw;
  margin: 0;
  max-width: none;
  margin-left: auto;
  color: #fff;
  opacity: var(--light-copy-opacity, 1);
  transform: translate3d(0,var(--light-copy-y,0),0);
  font-size: clamp(2.4rem, 6vw, 7rem);
  font-weight: 520;
  line-height: .86;
  letter-spacing: -.06em;
  text-align: right;
  text-shadow: 0 3px 28px rgba(0,0,0,.48);
  white-space: nowrap;
  pointer-events: none;
}

.xian-treasure-faith > figure:nth-of-type(1) {
  aspect-ratio: 1.55;
}

.xian-treasure-faith > figure:nth-of-type(2) {
  aspect-ratio: .62;
}

.xian-treasure-detail {
  grid-template-columns: minmax(16rem, .45fr) repeat(3, minmax(0, 1fr));
  align-items: stretch;
  margin-bottom: 0;
}

.xian-treasure-detail > figure {
  min-height: 37rem;
}

.xian-treasure-detail > figure:first-of-type img {
  object-position: 50% 35%;
}

.xian-changan {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, .55fr);
  gap: 1.5rem;
}

.xian-changan .xian-section-header {
  grid-column: 1 / -1;
}

.xian-changan-copy {
  grid-column: 2;
  max-width: 34rem;
  font-size: clamp(1.1rem, 1.65vw, 1.5rem);
  line-height: 1.65;
}

.xian-changan-copy p {
  margin: 0 0 1.5rem;
}

.xian-changan-main {
  grid-column: 1;
  aspect-ratio: 1.5;
}

.xian-changan-night {
  grid-column: 2;
  aspect-ratio: .67;
}

.xian-changan-courtyard {
  grid-column: 1 / -1;
  margin-top: clamp(4rem, 8vw, 8rem);
  aspect-ratio: 1.7;
}

.xian-wall {
  display: grid;
  grid-template-columns: minmax(18rem, .55fr) minmax(0, 1.2fr);
  gap: 1.5rem;
  color: #fff;
  background: #111617;
}

.xian-wall .xian-section-header {
  grid-column: 1 / -1;
}

.xian-wall .xian-section-header > span {
  color: rgba(255,255,255,.52);
}

.xian-wall-copy {
  max-width: 32rem;
  font-size: clamp(1.1rem, 1.6vw, 1.45rem);
  line-height: 1.6;
}

.xian-wall-panorama {
  grid-column: 2;
  aspect-ratio: 1.5;
}

.xian-wall-line {
  grid-column: 1;
  margin-top: clamp(4rem, 8vw, 8rem);
  aspect-ratio: .68;
}

.xian-wall-lanterns {
  grid-column: 2;
  margin-top: clamp(8rem, 14vw, 14rem);
  aspect-ratio: 1.5;
}

.xian-night {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, .55fr);
  gap: 1.5rem;
}

.xian-night .xian-section-header {
  grid-column: 1 / -1;
}

.xian-night-market {
  grid-column: 1 / -1;
  aspect-ratio: 1.85;
}

.xian-night-copy {
  grid-column: 1;
  max-width: 35rem;
  margin: clamp(3rem, 7vw, 7rem) 0;
  font-size: clamp(1.2rem, 2vw, 1.8rem);
  line-height: 1.55;
}

.xian-night-bell {
  grid-column: 2;
  aspect-ratio: .78;
}

.xian-night-dragon {
  grid-column: 1;
  margin-top: -10rem;
  aspect-ratio: 1.5;
}

.xian-city-beyond {
  grid-column: 1 / -1;
  margin-top: clamp(8rem, 14vw, 15rem);
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, .55fr);
  gap: 1.5rem;
  align-items: end;
}

.xian-city-beyond figure:first-child {
  aspect-ratio: 1.3;
}

.xian-city-beyond figure:nth-child(2) {
  aspect-ratio: .67;
}

.xian-city-beyond > div {
  grid-column: 1 / -1;
  max-width: 70rem;
  margin-top: 4rem;
}

.xian-city-beyond p {
  color: var(--xian-red);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .16em;
}

.xian-city-beyond strong,
.xian-city-beyond span {
  display: block;
}

.xian-city-beyond strong {
  margin: 1rem 0;
  font-size: clamp(3rem, 7vw, 7.5rem);
  font-weight: 500;
  line-height: .88;
  letter-spacing: -.06em;
}

.xian-city-beyond span {
  max-width: 44rem;
  font-size: 1.2rem;
  line-height: 1.5;
}

.xian-next-city {
  min-height: 80svh;
  padding: clamp(6rem, 10vw, 11rem) clamp(1.25rem, 4vw, 4rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: #fff;
  background: var(--xian-red);
}

.xian-next-city p {
  margin: 0;
  font-size: .68rem;
  font-weight: 750;
  letter-spacing: .18em;
}

.xian-next-city h2 {
  margin: 1.5rem 0 3rem;
  font-size: clamp(5rem, 14vw, 14rem);
  font-weight: 500;
  line-height: .78;
  letter-spacing: -.075em;
}

.xian-next-city a {
  min-height: 3.5rem;
  padding: 0 1.5rem;
  display: inline-flex;
  align-items: center;
  gap: .8rem;
  color: #fff;
  border: 1px solid rgba(255,255,255,.6);
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-decoration: none;
}

.xian-lightbox {
  width: 100vw;
  max-width: none;
  height: 100vh;
  max-height: none;
  margin: 0;
  padding: 1rem;
  color: #fff;
  background: rgba(5,5,5,.96);
  border: 0;
}

.xian-lightbox::backdrop {
  background: rgba(5,5,5,.96);
}

.xian-lightbox[open] {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto 1fr auto;
  gap: 1rem;
}

.xian-lightbox > button {
  min-height: 2.8rem;
  padding: 0 1rem;
  color: #fff;
  background: transparent;
  border: 1px solid rgba(255,255,255,.38);
  font: inherit;
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .12em;
}

.xian-lightbox > button:first-child {
  grid-column: 3;
}

.xian-lightbox figure {
  grid-column: 2;
  grid-row: 2;
  min-width: 0;
  min-height: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.xian-lightbox figure img {
  max-width: 100%;
  max-height: calc(100vh - 9rem);
  object-fit: contain;
}

.xian-lightbox figcaption {
  margin-top: .7rem;
  font-size: .65rem;
  letter-spacing: .1em;
}

.xian-lightbox > button:nth-of-type(2) {
  grid-column: 1;
  grid-row: 2;
  align-self: center;
}

.xian-lightbox > button:nth-of-type(3) {
  grid-column: 3;
  grid-row: 2;
  align-self: center;
}

.xian-lightbox > p {
  grid-column: 2;
  margin: 0;
  text-align: center;
  font-size: .64rem;
  letter-spacing: .12em;
}

.xian-zoom-trigger {
  all: unset;
  display: block;
  width: 100%;
  height: 100%;
  cursor: zoom-in;
}

.xian-zoom-trigger:focus-visible {
  outline: 3px solid var(--xian-red);
  outline-offset: -3px;
}

.xian-model-credit {
  padding: 2rem clamp(1.25rem, 4vw, 4rem);
  color: rgba(255,255,255,.62);
  background: #050505;
  border-top: 1px solid rgba(255,255,255,.18);
}

.xian-model-credit span {
  display: block;
  margin-bottom: .5rem;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .14em;
}

.xian-model-credit p {
  max-width: 60rem;
  margin: 0;
  font-size: .72rem;
  line-height: 1.5;
}

.xian-model-credit a {
  color: inherit;
}

@media (max-width: 980px) {
  .xian-section-header {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .xian-first-empire,
  .xian-changan,
  .xian-wall,
  .xian-night {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .xian-army-copy {
    grid-column: 6 / 13;
  }

  .xian-model-sticky {
    grid-template-columns: minmax(16rem, .5fr) minmax(0, 1.5fr);
  }

  .xian-treasure-chapter {
    grid-template-columns: minmax(15rem, .6fr) repeat(2, minmax(0, 1fr));
  }

  .xian-treasure-detail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .xian-treasure-detail > div {
    grid-column: 1 / -1;
  }
}

@media (max-width: 700px) {
  html {
    scroll-behavior: auto;
  }

  .xian-site-nav {
    color: var(--xian-ink);
    background: rgba(241,241,237,.95);
    border-bottom-color: var(--xian-line);
  }

  .xian-hero {
    padding: 6.8rem 1.15rem calc(1.5rem + env(safe-area-inset-bottom));
    grid-template-columns: 1fr;
    min-height: 100svh;
  }

  .xian-hero > img {
    object-position: 58% 50%;
  }

  .xian-hero-topline {
    font-size: .56rem;
  }

  .xian-hero-copy h1 {
    max-width: 100%;
    font-size: clamp(5.2rem, 27vw, 7.6rem);
  }

  .xian-hero-copy strong {
    font-size: 1.55rem;
  }

  .xian-hero > a {
    grid-column: 1;
    justify-self: start;
    margin-top: 2rem;
  }

  .xian-story-nav {
    top: var(--nav-height, 72px);
    height: 3.9rem;
  }

  .xian-story-nav a {
    min-width: auto;
    padding: 0 1rem;
  }

  .xian-story-nav a span {
    display: none;
  }

  .xian-arrival,
  .xian-arrival-copy {
    min-height: 88svh;
  }

  .xian-arrival img {
    object-position: 50% 50%;
  }

  .xian-arrival-copy {
    padding: 6rem 1.15rem 3rem;
  }

  .xian-arrival-copy h2 {
    font-size: clamp(5.4rem, 27vw, 8rem);
  }

  .xian-editorial-section {
    padding: 5.5rem 1rem;
  }

  .xian-section-header {
    margin-bottom: 3rem;
  }

  .xian-section-header h2 {
    font-size: clamp(3.8rem, 19vw, 6rem);
  }

  .xian-treasures-header h2 {
    font-size: clamp(3.35rem, 16vw, 5.6rem);
    line-height: .86;
    letter-spacing: -.035em;
  }

  .xian-first-empire,
  .xian-changan,
  .xian-wall,
  .xian-night {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .xian-first-empire-copy,
  .xian-changan-copy,
  .xian-wall-copy,
  .xian-night-copy {
    order: 2;
    margin: 0 0 2rem;
  }

  .xian-first-empire-main,
  .xian-first-empire-detail,
  .xian-changan-main,
  .xian-changan-night,
  .xian-changan-courtyard,
  .xian-wall-panorama,
  .xian-wall-line,
  .xian-wall-lanterns,
  .xian-night-market,
  .xian-night-bell,
  .xian-night-dragon {
    grid-column: auto;
    grid-row: auto;
    margin: 0;
  }

  .xian-first-empire-main,
  .xian-changan-main,
  .xian-wall-panorama,
  .xian-wall-lanterns,
  .xian-night-market,
  .xian-night-dragon {
    aspect-ratio: 1.1;
  }

  .xian-first-empire-detail,
  .xian-changan-night,
  .xian-wall-line,
  .xian-night-bell {
    aspect-ratio: .72;
  }

  .xian-army-scroll,
  .xian-army-sticky {
    min-height: auto;
  }

  .xian-army-sticky {
    display: block;
    grid-template-columns: 1fr;
    overflow: visible;
  }

  .xian-army-sticky > figure {
    height: 68svh;
    min-height: 31rem;
  }

  .xian-army-sticky > figure img {
    object-position: 34% 42%;
  }

  .xian-army-sticky > figure::after {
    background:
      linear-gradient(180deg, rgba(92,94,89,.08), rgba(92,94,89,.04) 58%, rgba(92,94,89,.25)),
      linear-gradient(90deg, rgba(92,94,89,.08), transparent 58%, rgba(92,94,89,.16));
  }

  .xian-army-copy {
    margin-top: -5rem;
    padding: 2rem 1.15rem calc(5rem + env(safe-area-inset-bottom));
    color: #5d5f5a;
    background: linear-gradient(180deg, rgba(239,239,235,.72), #efefeb 4.5rem);
  }

  .xian-army-copy header {
    display: block;
  }

  .xian-army-copy header p {
    margin-bottom: .8rem;
  }

  .xian-army-copy h2 {
    font-size: clamp(3.5rem, 18vw, 5.7rem);
  }

  .xian-army-steps {
    gap: 1rem;
    margin-top: 2.4rem;
  }

  .xian-army-steps p {
    font-size: clamp(1rem, 4.8vw, 1.25rem);
    line-height: 1.48;
  }

  .xian-model-scroll,
  .xian-model-sticky {
    min-height: auto;
  }

  .xian-model-sticky {
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(32rem, 70svh);
  }

  .xian-model-copy {
    grid-row: 1;
    padding: 5.5rem 1.15rem 1rem;
  }

  .xian-model-copy h2 {
    margin: .5rem 0;
    font-size: 3.4rem;
  }

  .xian-model-stage {
    grid-column: 1;
    grid-row: 2;
    min-height: 32rem;
  }

  .xian-model-controls {
    right: .75rem;
    bottom: .75rem;
    left: .75rem;
    justify-content: flex-end;
  }

  .xian-model-controls button {
    min-height: 2.85rem;
    padding-inline: .85rem;
    font-size: .56rem;
  }

  .xian-model-controls .xian-model-enable {
    margin-left: auto;
  }

  .xian-treasure-chapter,
  .xian-treasure-detail {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 7rem;
  }

  .xian-treasure-chapter > div {
    margin-bottom: 1.5rem;
  }

  .xian-treasure-chapter > figure,
  .xian-treasure-detail > figure {
    width: 100%;
    min-height: 0;
  }

  .xian-treasure-court > figure:nth-of-type(1),
  .xian-treasure-faith > figure:nth-of-type(2),
  .xian-treasure-detail > figure:first-of-type {
    aspect-ratio: .67;
  }

  .xian-treasure-court > figure:nth-of-type(2),
  .xian-treasure-faith > figure:nth-of-type(1),
  .xian-treasure-detail > figure:not(:first-of-type) {
    aspect-ratio: 1.05;
  }

  .xian-light-transition {
    --light-base-scale: 1.08;
    height: 100svh;
    min-height: 36rem;
    margin-right: -1rem;
    margin-left: -1rem;
  }

  .xian-light-transition p {
    right: 1rem;
    bottom: 2rem;
    left: 1rem;
    max-width: 12ch;
    font-size: 2.8rem;
    white-space: normal;
  }

  .xian-city-beyond {
    display: flex;
    flex-direction: column;
    margin-top: 6rem;
  }

  .xian-city-beyond figure:first-child,
  .xian-city-beyond figure:nth-child(2) {
    width: 100%;
    aspect-ratio: .78;
  }

  .xian-city-beyond strong {
    font-size: 3.3rem;
  }

  .xian-next-city {
    min-height: 70svh;
  }

  .xian-next-city h2 {
    font-size: clamp(4.8rem, 24vw, 7rem);
  }

  .xian-lightbox {
    padding: .6rem;
  }

  .xian-lightbox[open] {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto 1fr auto;
  }

  .xian-lightbox > button:first-child {
    grid-column: 2;
    justify-self: end;
  }

  .xian-lightbox figure {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .xian-lightbox > button:nth-of-type(2) {
    grid-column: 1;
    grid-row: 3;
  }

  .xian-lightbox > button:nth-of-type(3) {
    grid-column: 2;
    grid-row: 3;
  }

  .xian-lightbox > p {
    display: none;
  }
}

@media (hover: none), (pointer: coarse) {
  html {
    scroll-behavior: auto;
  }

  .xian-site-nav.is-scrolled,
  .xian-story-nav {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .xian-story-nav {
    background: rgba(241,241,237,.99);
  }

  .xian-arrival img,
  .xian-light-transition img {
    will-change: auto;
  }

  .xian-arrival img {
    transform: scale(1.035);
  }

  .xian-light-transition img {
    transform: scale(var(--light-base-scale));
  }

  .xian-arrival-copy,
  .xian-light-transition p {
    transform: none;
  }
}

.xian-touch .xian-arrival img,
.xian-touch .xian-light-transition img {
  will-change: auto;
}

.xian-touch .xian-arrival img {
  transform: scale(1.035);
}

.xian-touch .xian-light-transition img {
  transform: scale(var(--light-base-scale));
}

.xian-touch .xian-arrival-copy,
.xian-touch .xian-light-transition p {
  transform: none;
}

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

  .xian-model-poster,
  .xian-site-nav {
    transition: none;
  }

  .xian-light-transition img {
    transform: scale(var(--light-base-scale));
  }

  .xian-light-transition p {
    opacity: 1;
  }

  .xian-light-transition {
    height: 100svh;
  }
}