@font-face {
  font-family: "Yanyu Display";
  src: url("fonts/bricolage-grotesque.woff2?v=1") format("woff2");
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
}

@font-face {
  font-family: "Yanyu CJK";
  src: url("fonts/noto-serif-sc-subset-66.woff2?v=94") format("woff2");
  font-style: normal;
  font-weight: 500 700;
  font-display: swap;
}
@font-face {
  font-family: "Yanyu Newsreader";
  src: url("fonts/newsreader-latin.woff2") format("woff2");
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
}


.yanyu-page {
  --yanyu-ink: #0b1718;
  --yanyu-ink-raised: #142728;
  --yanyu-celadon: #88aaa0;
  --yanyu-mist: #dfe9df;
  --yanyu-paper: #d5ddd0;
  --yanyu-gutter: clamp(1.25rem, 5vw, 5.5rem);
  --yanyu-space-1: 0.5rem;
  --yanyu-space-2: 1rem;
  --yanyu-copy: min(39rem, calc(100vw - (var(--yanyu-gutter) * 2)));
  --qb-chrome-gap: clamp(1rem, 3vw, 2rem);
  --qb-chrome-ink: var(--yanyu-mist);
  --qb-chrome-fill: color-mix(in srgb, var(--yanyu-ink) 76%, transparent);
  --qb-chrome-fill-hover: color-mix(in srgb, var(--yanyu-ink-raised) 92%, transparent);
  --qb-chrome-shine: color-mix(in srgb, var(--yanyu-mist) 17%, transparent);
  --qb-chrome-rim: color-mix(in srgb, var(--yanyu-mist) 35%, transparent);
  --qb-chrome-shadow: color-mix(in srgb, #020707 54%, transparent);
  min-width: 20rem;
  margin: 0;
  overflow-x: hidden;
  color: var(--yanyu-mist);
  background: var(--yanyu-ink);
  color-scheme: dark;
  font-family: "Yanyu Display", ui-sans-serif, sans-serif;
  text-rendering: optimizeLegibility;
}

.yanyu-page,
.yanyu-page * {
  box-sizing: border-box;
}

.yanyu-page ::selection {
  color: var(--yanyu-ink);
  background: var(--yanyu-mist);
}

.yanyu-page a {
  color: inherit;
}

.yanyu-page .skip-link {
  position: fixed;
  z-index: 20;
  top: var(--yanyu-space-2);
  left: var(--yanyu-space-2);
  padding: var(--yanyu-space-1) var(--yanyu-space-2);
  color: var(--yanyu-ink);
  background: var(--yanyu-mist);
  font-size: 0.875rem;
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
  outline: 3px solid var(--yanyu-celadon);
  outline-offset: 3px;
}

.scene-hero {
  position: relative;
  isolation: isolate;
  display: grid;
  align-items: end;
  min-block-size: 100svh;
  padding-block-start: 8rem;
  overflow: hidden;
  background: var(--yanyu-ink);
}

.scene-hero::after {
  position: absolute;
  z-index: 2;
  inset: 0;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--yanyu-ink) 24%, transparent) 0%, transparent 65%),
    linear-gradient(0deg, color-mix(in srgb, var(--yanyu-ink) 48%, transparent) 0%, color-mix(in srgb, var(--yanyu-ink) 7%, transparent) 34%, transparent 58%);
  pointer-events: none;
  content: "";
}

.scene-art,
.scene-video {
  position: absolute;
  z-index: 0;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.scene-art img,
.scene-video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.scene-video {
  z-index: 1;
  opacity: 0;
  pointer-events: none;
}

.scene-hero[data-video-ready] .scene-video {
  opacity: 1;
}

.scene-copy {
  position: relative;
  z-index: 3;
  width: var(--yanyu-copy);
  margin: 0 0 clamp(3.5rem, 10vh, 8rem) var(--yanyu-gutter);
}

.scene-copy h1 {
  margin: 0;
  font-family: "Yanyu Newsreader", ui-serif, serif;
  font-optical-sizing: auto;
  font-weight: 500;
  display: grid;
  gap: 1.25rem;
  color: var(--yanyu-mist);
  font-size: clamp(3.5rem, 6vw, 5rem);
  letter-spacing: -0.04em;
  line-height: 1;
  text-wrap: balance;
  text-shadow: 0 0.2rem 1.5rem color-mix(in srgb, var(--yanyu-ink) 72%, transparent);
}

.scene-copy h1 [lang] {
  font-family: "Yanyu CJK", serif;
  font-weight: 600;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.scene-gloss {
  color: var(--yanyu-paper);
  font-family: "Yanyu Newsreader", ui-serif, serif;
  font-optical-sizing: auto;
  font-size: clamp(1.15rem, 1.7vw, 1.5rem);
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.25;
}
.scene-controls {
  position: absolute;
  z-index: 4;
  top: max(var(--qb-chrome-gap), env(safe-area-inset-top, 0px));
  right: max(var(--qb-chrome-gap), env(safe-area-inset-right, 0px));
  display: none;
  align-items: start;
  color: var(--yanyu-mist);
  font-size: 0.78rem;
}

html[data-yanyu-ready] .scene-controls {
  display: grid;
  grid-template-columns: auto auto;
  justify-items: end;
  gap: 0.5rem;
}

.scene-motion,
.soundscape {
  border: 1px solid color-mix(in srgb, var(--yanyu-mist) 28%, transparent);
  color: inherit;
  background: color-mix(in srgb, var(--yanyu-ink) 82%, transparent);
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, var(--yanyu-mist) 18%, transparent),
    0 0.35rem 1.2rem color-mix(in srgb, #020707 34%, transparent);
  backdrop-filter: blur(18px) saturate(1.1);
  -webkit-backdrop-filter: blur(18px) saturate(1.1);
}

.scene-motion {
  min-width: 7.5rem;
  min-height: 44px;
  padding: 0.55rem 0.75rem;
  border-radius: 999px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-align: center;
}

.scene-sound {
  grid-column: 2;
  grid-row: 1;
}

.scene-sound summary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-width: 6rem;
  list-style: none;
}

.scene-sound summary::-webkit-details-marker {
  display: none;
}

.scene-sound summary::after {
  width: 0.35rem;
  height: 0.35rem;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  content: "";
  transform: translateY(-0.1rem) rotate(45deg);
}

.scene-sound[open] summary::after {
  transform: translateY(0.1rem) rotate(225deg);
}

.scene-sound[open] .soundscape {
  position: absolute;
  top: calc(100% + 0.75rem);
  right: 0;
  width: min(18rem, calc(100vw - (var(--qb-chrome-gap) * 2)));
}

.scene-controls > .scene-status {
  grid-column: 1 / -1;
  max-width: min(18rem, calc(100vw - (var(--qb-chrome-gap) * 2)));
}

.scene-controls > .scene-status:not(:empty) {
  padding: 0.4rem 0.6rem;
  border-radius: 0.4rem;
  background: var(--yanyu-ink);
}

.soundscape {
  width: 100%;
  margin: 0;
  padding: 1rem;
  border-radius: 0.875rem;
}

.soundscape legend {
  float: left;
  margin: 0 0 0.75rem;
  padding: 0;
  color: var(--yanyu-paper);
  font-family: "Yanyu Newsreader", ui-serif, serif;
  font-size: 1.25rem;
}

.soundscape__modes {
  clear: both;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.3rem;
}

.soundscape button {
  min-width: 44px;
  min-height: 44px;
  padding: 0.45rem 0.55rem;
  border: 0;
  border-radius: 0.55rem;
  color: inherit;
  background: color-mix(in srgb, var(--yanyu-mist) 10%, transparent);
  font: inherit;
  font-weight: 650;
  cursor: pointer;
}

.soundscape button[aria-pressed="true"] {
  color: var(--yanyu-ink);
  background: var(--yanyu-paper);
}

.soundscape__volume {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.45rem;
  color: var(--yanyu-paper);
}

.soundscape__volume input {
  width: 100%;
  height: 44px;
  margin: 0;
  accent-color: var(--yanyu-celadon);
  cursor: pointer;
}

.scene-status {
  min-height: 1em;
  margin: 0.35rem 0 0;
  color: var(--yanyu-paper);
  line-height: 1.35;
  text-align: right;
}

.scene-status:empty {
  display: none;
}

.scene-motion:focus-visible,
.soundscape button:focus-visible,
.soundscape__volume input:focus-visible {
  outline: 3px solid var(--yanyu-celadon);
  outline-offset: 3px;
}

.scene-motion:disabled,
.soundscape button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}


.yanyu-page .qb-chrome__btn:focus-visible {
  outline-color: var(--yanyu-celadon);
}

@media (hover: hover) and (pointer: fine) {
  .scene-motion:hover {
    background: var(--yanyu-ink-raised);
  }

  .soundscape button[aria-pressed="false"]:hover {
    background: color-mix(in srgb, var(--yanyu-mist) 20%, var(--yanyu-ink));
  }
}

@media (prefers-reduced-transparency: reduce) {
  .scene-motion,
  .soundscape {
    background: var(--yanyu-ink);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .skip-link,
  .scene-video,
  .scene-motion,
  .soundscape button {
    transition:
      color 180ms cubic-bezier(.16, 1, .3, 1),
      background-color 180ms cubic-bezier(.16, 1, .3, 1),
      opacity 320ms cubic-bezier(.16, 1, .3, 1),
      transform 180ms cubic-bezier(.16, 1, .3, 1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .skip-link,
  .scene-video,
  .scene-motion,
  .soundscape button {
    transition: none;
  }

  .scene-video {
    display: none;
  }
}

@media (max-width: 44rem) {
  .yanyu-page {
    --yanyu-gutter: clamp(1.25rem, 6.16vw, 1.5rem);
  }

  .scene-hero::after {
    background:
      linear-gradient(90deg, color-mix(in srgb, var(--yanyu-ink) 16%, transparent) 0%, transparent 72%),
      linear-gradient(0deg, color-mix(in srgb, var(--yanyu-ink) 50%, transparent) 0%, color-mix(in srgb, var(--yanyu-ink) 10%, transparent) 44%, transparent 68%);
  }

  .scene-copy {
    width: auto;
    margin: 0 var(--yanyu-gutter) max(clamp(3rem, 8vh, 5rem), env(safe-area-inset-bottom, 0px));
  }

  .scene-copy h1 {
    gap: 1rem;
    font-size: clamp(3.25rem, 13.5vw, 4.5rem);
  }
}

@media (max-width: 23rem) {
  .yanyu-page {
    min-width: 0;
  }
}