:root{
  --bg:#ffffff;
  --text:#8e949d;
  --ease:cubic-bezier(.22,1,.36,1);
  --textLight:#b9bec6;
  --textHover:#6f7680;
  --textStrong:#555c66;
  --hair:rgba(0,0,0,.08);

  --copy-left:58vw;
  --copy-top:50vh;
  --copy-width:min(31vw, 470px);
  --copy-gap:12px;
  --copy-translate-x:0px;
  --copy-translate-y:-50%;
}

*{ box-sizing:border-box; }

html,body{
  margin:0;
  width:100%;
  height:100%;
  overflow:hidden;
  background:var(--bg);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  color:var(--text);
}

body{
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

#app{
  position:relative;
  width:100%;
  height:100%;
  overflow:hidden;
  background:var(--bg);
}

#webgl{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  display:block;
  cursor:default;
  touch-action:none;
}

.ui{
  position:absolute;
  inset:0;
  pointer-events:none;
  z-index:5;
}

.status-right{
  position:absolute;
  right:24px;
  bottom:18px;
  font-size:18px;
  line-height:1.28;
  letter-spacing:.1em;
  text-align:right;
  color:#9aa0aa;
  user-select:none;
  white-space:pre-line;
}

.copyright{
  position:absolute;
  left:24px;
  bottom:18px;
  font-size:11px;
  letter-spacing:.12em;
  color:#b9bec6;
  user-select:none;
  pointer-events:none;
  z-index:5;
}

@media (max-width: 1100px){
  .copyright{
    left:18px;
    bottom:14px;
    font-size:10px;
  }
}

@media (max-width: 720px){
  .copyright{
    left:14px;
    bottom:12px;
    font-size:9px;
    letter-spacing:.1em;
  }
}

.hint{
  position:absolute;
  left:50%;
  bottom:42px;
  transform:translateX(-50%);
  font-size:13px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:rgba(90,96,108,.75);
  opacity:1;
  transition:opacity .45s ease;
  user-select:none;
}

.hint.is-hidden{
  opacity:0;
}

.loading{
  position:absolute;
  inset:auto 0 24px 0;
  margin:auto;
  width:max-content;
  max-width:min(80vw, 560px);
  padding:10px 14px;
  font-size:12px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:rgba(90,96,108,.9);
  background:rgba(255,255,255,.22);
  border:1px solid rgba(0,0,0,.06);
  border-radius:999px;
  backdrop-filter: blur(8px);
  z-index:8;
}

.loading.is-hidden{
  display:none;
}

.menu-copy{
  position:absolute;
  left:var(--copy-left);
  top:var(--copy-top);
  width:var(--copy-width);
  display:grid;
  gap:var(--copy-gap);
  opacity:0;
  transform:translate(
    var(--copy-translate-x),
    calc(var(--copy-translate-y) + 14px)
  );
  transition:
    opacity .65s var(--ease),
    transform .75s var(--ease);
  pointer-events:none;
  z-index:6;
}

.menu-copy.is-visible{
  opacity:1;
  transform:translate(
    var(--copy-translate-x),
    var(--copy-translate-y)
  );
  pointer-events:auto;
}

.menu-copy__item{
  position:relative;
  display:grid;
  gap:6px;
  padding:9px 0 10px 0;
  color:var(--textLight);
  cursor:pointer;
  user-select:none;
  pointer-events:auto;
  transition:
    color .24s ease,
    transform .24s ease,
    opacity .24s ease;
  opacity:.88;
}

.menu-copy__item::before{
  content:"";
  position:absolute;
  left:-18px;
  top:50%;
  width:10px;
  height:1px;
  background:transparent;
  transform:translateY(-50%);
  transition:
    width .24s ease,
    background-color .24s ease,
    opacity .24s ease;
  opacity:0;
}

.menu-copy__item:hover{
  color:var(--textHover);
  opacity:1;
}

.menu-copy__item.is-active{
  color:var(--textStrong);
  opacity:1;
}

.menu-copy__item.is-active::before{
  width:14px;
  background:currentColor;
  opacity:.7;
}

.menu-copy__item.is-active .menu-copy__title,
.menu-copy__item:hover .menu-copy__title{
  font-weight:700;
}

.menu-copy__title{
  font-size:clamp(15px, 1.15vw, 22px);
  line-height:1.26;
  letter-spacing:.01em;
  font-weight:500;
  min-height:1.26em;
  transition:
    font-weight .2s ease,
    color .2s ease;
}

.menu-copy__meta{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:11px;
  line-height:1.2;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:inherit;
  opacity:.95;
  min-height:1.2em;
}

.menu-copy__via{
  opacity:.82;
}

.menu-copy__more{
  opacity:.9;
}

.menu-copy__caret{
  display:inline-block;
  transform:translateY(-.02em);
}

.menu-copy__item.is-active .menu-copy__meta,
.menu-copy__item:hover .menu-copy__meta{
  color:var(--textHover);
}

.menu-copy__item.is-typed .menu-copy__title::after{
  content:"";
  display:inline-block;
  width:1px;
  height:.92em;
  margin-left:.22em;
  vertical-align:-0.06em;
  background:currentColor;
  animation:blink 1s steps(1,end) infinite;
  opacity:.65;
}

.menu-copy__item.is-done .menu-copy__title::after{
  content:none;
  animation:none;
}

@keyframes blink{
  0%,49%{ opacity:.7; }
  50%,100%{ opacity:0; }
}

body.is-portrait .menu-copy{
  --copy-translate-x:-50%;
  --copy-translate-y:0px;
}

body.is-portrait .menu-copy__item{
  padding:8px 0 9px 0;
}

body.is-portrait .menu-copy__item::before{
  left:0;
  top:auto;
  bottom:-1px;
  width:100%;
  height:1px;
  transform:none;
  background:var(--hair);
  opacity:1;
}

body.is-portrait .menu-copy__item.is-active::before{
  background:currentColor;
  opacity:.36;
  width:100%;
}

@media (max-width: 1100px){
  .status-right{
    font-size:15px;
    right:18px;
    bottom:14px;
  }

  .menu-copy__title{
    font-size:clamp(13px, 1.45vw, 18px);
  }

  .menu-copy__meta{
    font-size:10px;
  }
}

@media (max-width: 720px){
  .status-right{
    font-size:12px;
    right:14px;
    bottom:12px;
  }

  .hint{
    bottom:22px;
    font-size:11px;
  }

  .menu-copy__title{
    font-size:12px;
    line-height:1.3;
  }

  .menu-copy__meta{
    font-size:9px;
    gap:7px;
  }

  .loading{
    font-size:10px;
    padding:9px 12px;
  }
}