@font-face {
  font-family: "Anton";
  src: url("assets/anton.woff2") format("woff2");
  font-display: swap;
}

@font-face {
  font-family: "Alibaba PuHuiTi";
  src: url("assets/Alibaba-PuHuiTi-Medium.woff2") format("woff2"),
       url("assets/Alibaba-PuHuiTi-Medium.ttf") format("truetype");
  font-weight: 500;
  font-display: swap;
}

@font-face {
  font-family: "Alibaba PuHuiTi";
  src: url("assets/Alibaba-PuHuiTi-Heavy.woff2") format("woff2"),
       url("assets/Alibaba-PuHuiTi-Heavy.ttf") format("truetype");
  font-weight: 900;
  font-display: swap;
}

:root {
  --paper: #f1eee8;
  --ink: #2027b8;
  --muted: #c7c5d2;
  --pad: clamp(18px, 3vw, 58px);
  --gallery-scale: 64vw;
  --gallery-max: 1600px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: "Alibaba PuHuiTi", Arial, sans-serif;
  transition: opacity .28s cubic-bezier(.2, .7, .2, 1);
}
body.is-page-leaving { opacity: 0; }
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.detail-hero {
  position: relative;
  display: flex;
  min-height: 100svh;
  flex-direction: column;
  justify-content: flex-end;
  padding: 140px var(--pad) clamp(96px, 9vw, 170px);
  overflow: hidden;
}

.detail-back {
  position: absolute;
  z-index: 5;
  top: clamp(24px, 3vw, 54px);
  left: var(--pad);
  display: inline-flex;
  align-items: center;
  gap: .55em;
  font: 12px/1 Anton, Impact, sans-serif;
  letter-spacing: .035em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: opacity .2s ease;
}

.detail-back:not(.detail-back--floating):hover { opacity: .58; }

.detail-back:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

.detail-back-arrow { font: 17px/1 Arial, sans-serif; }

.detail-back--floating {
  position: fixed;
  z-index: 30;
  top: 50%;
  left: clamp(12px, 2vw, 34px);
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid rgba(32, 39, 184, .18);
  border-radius: 999px;
  background: rgba(241, 238, 232, .84);
  box-shadow: 0 8px 28px rgba(32, 39, 184, .1);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  backdrop-filter: blur(16px);
  translate: 0 calc(-50% + 10px);
  transition: color .2s ease, background-color .2s ease, border-color .2s ease,
    opacity .22s ease, translate .22s ease, visibility 0s linear .22s;
}

.detail-back--floating.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  translate: 0 -50%;
  transition-delay: 0s;
}

.detail-back--floating:hover {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.detail-back:not(.detail-back--floating),
.detail-eyebrow,
.detail-title-wrap {
  animation: detail-hero-enter .68s cubic-bezier(.2, .7, .2, 1) both;
}

.detail-back { animation-delay: .04s; }
.detail-eyebrow { animation-delay: .1s; }
.detail-title-wrap { animation-delay: .16s; }

@keyframes detail-hero-enter {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.detail-eyebrow {
  display: flex;
  justify-content: space-between;
  margin: 0 0 clamp(24px, 3vw, 54px);
  font: clamp(12px, 1vw, 18px)/1 Anton, Impact, sans-serif;
  letter-spacing: .04em;
}

.detail-title-wrap { position: relative; }
.detail-number {
  position: absolute;
  right: 0;
  bottom: -.08em;
  z-index: 0;
  color: rgba(32, 39, 184, .08);
  font: clamp(190px, 31vw, 590px)/.7 Anton, Impact, sans-serif;
}

.detail-title {
  position: relative;
  z-index: 1;
  max-width: 1500px;
  margin: 0;
  font-size: clamp(72px, 10.5vw, 200px);
  font-weight: 900;
  line-height: .96;
  letter-spacing: -.055em;
}

.detail-title--en { font-family: Anton, Impact, sans-serif; font-weight: 400; text-transform: uppercase; }

.detail-gallery {
  width: min(var(--gallery-scale), var(--gallery-max), calc(100vw - 2 * var(--pad)));
  margin-inline: auto;
  padding: 0 0 clamp(110px, 12vw, 230px);
  transition: width .32s cubic-bezier(.2, .7, .2, 1);
}
.detail-image-stack { display: flex; flex-direction: column; gap: 32px; }
.detail-image-stack img { width: 100%; height: auto; border-radius: 24px; }

.detail-lightbox {
  width: 100vw;
  max-width: none;
  height: 100dvh;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: rgba(10, 10, 15, .96);
  color: #fff;
}

.detail-lightbox::backdrop { background: rgba(10, 10, 15, .96); }
.detail-lightbox[open] { display: grid; grid-template-rows: 1fr auto; }
.detail-lightbox-viewport {
  overflow: auto;
  padding: 72px 0 42px;
  overscroll-behavior: contain;
  touch-action: pan-x pan-y pinch-zoom;
}

.detail-lightbox-image {
  width: min(220vw, 1920px);
  max-width: none;
  height: auto;
  margin: 0 auto;
  border-radius: 8px;
}

.detail-lightbox-close {
  position: fixed;
  z-index: 2;
  top: 16px;
  right: 16px;
  display: grid;
  width: 42px;
  height: 42px;
  padding: 0;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  color: #fff;
  cursor: pointer;
  font: 22px/1 Arial, sans-serif;
  backdrop-filter: blur(12px);
}

.detail-lightbox-hint {
  position: fixed;
  right: 0;
  bottom: 16px;
  left: 0;
  margin: 0 auto;
  width: max-content;
  padding: 8px 13px;
  border-radius: 999px;
  background: rgba(10, 10, 15, .62);
  font-size: 11px;
  letter-spacing: .04em;
  pointer-events: none;
}

body.has-open-lightbox { overflow: hidden; }

.image-scale-control {
  position: fixed;
  z-index: 20;
  top: 50%;
  right: clamp(12px, 2vw, 34px);
  display: grid;
  justify-items: center;
  gap: 3px;
  padding: 6px;
  border: 1px solid rgba(32, 39, 184, .18);
  border-radius: 999px;
  background: rgba(241, 238, 232, .84);
  box-shadow: 0 8px 28px rgba(32, 39, 184, .1);
  backdrop-filter: blur(16px);
  transform: translateY(-50%);
}

.image-scale-control button {
  display: grid;
  width: 34px;
  height: 34px;
  padding: 0;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font: 22px/1 Arial, sans-serif;
  transition: color .2s ease, background-color .2s ease, opacity .2s ease;
}

.image-scale-control button:hover:not(:disabled) {
  background: var(--ink);
  color: var(--paper);
}

.image-scale-control button:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

.image-scale-control button:disabled { cursor: default; opacity: .25; }
.image-scale-control output {
  min-width: 34px;
  padding: 3px 0;
  text-align: center;
  font: 9px/1 Anton, Impact, sans-serif;
  letter-spacing: .03em;
}
.more-works { padding: 0 var(--pad) clamp(120px, 12vw, 220px); }
.more-works-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: clamp(42px, 5vw, 90px); }
.more-works h2 { margin: 0; font: clamp(90px, 14vw, 270px)/.75 Anton, Impact, sans-serif; letter-spacing: -.05em; text-transform: uppercase; }
.more-works-head > a { font: 12px/1 Anton, Impact, sans-serif; text-transform: uppercase; }
.more-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.more-card figure { margin: 0; aspect-ratio: 16 / 9; overflow: hidden; border-radius: 24px; }
.more-card img { height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.2,.7,.2,1); }
.more-card:hover img { transform: scale(1.035); }
.more-card p { display: flex; justify-content: space-between; margin: 12px 0 0; font: clamp(20px, 2.2vw, 36px)/1 Anton, Impact, sans-serif; }

@media (max-width: 800px) {
  .image-scale-control { display: none; }
  .detail-back:not(.detail-back--floating) {
    top: 22px;
    font-size: 10px;
  }
  .detail-back--floating {
    top: auto;
    bottom: max(16px, env(safe-area-inset-bottom));
    left: 14px;
    width: 42px;
    min-height: 42px;
    padding: 0;
    justify-content: center;
    translate: 0 10px;
  }
  .detail-back--floating.is-visible {
    translate: none;
  }
  .detail-back--floating .detail-back-label {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
  }
  .detail-hero {
    min-height: auto;
    justify-content: flex-start;
    padding: 78px var(--pad) clamp(44px, 12vw, 64px);
  }
  .detail-title { font-size: clamp(48px, 15vw, 104px); line-height: 1; }
  .detail-number { font-size: 55vw; }
  .detail-gallery {
    width: auto;
    margin-inline: 0;
    padding-inline: var(--pad);
  }
  .more-grid { grid-template-columns: 1fr; gap: 18px; }
  .detail-image-stack { gap: 18px; }
  .detail-image-stack img.is-zoomable { cursor: zoom-in; }
  .detail-image-stack img, .more-card figure { border-radius: 16px; }
  .more-works-head { align-items: flex-start; flex-direction: column; gap: 26px; }
  .more-works h2 { font-size: 27vw; line-height: .92; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}