:root {
  --hgs-et-duration: 760ms;
}

html.hgs-et-lock,
html.hgs-et-lock body {
  overflow: hidden !important;
}

.hgs-et {
  position: fixed;
  inset: 0;
  z-index: 2147483000;
  pointer-events: none;
  visibility: hidden;
  opacity: 0;
  overflow: hidden;
  background: transparent;
  transition: opacity 120ms linear;
}

.hgs-et.is-visible,
html.hgs-et-arriving .hgs-et {
  visibility: visible;
  opacity: 1;
}

.hgs-et__door {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 50.08%;
  will-change: transform;
  transition: transform var(--hgs-et-duration) cubic-bezier(.77, 0, .18, 1);
  background:
    linear-gradient(90deg,
      rgba(255,255,255,.42) 0%,
      rgba(255,255,255,.06) 7%,
      rgba(79,89,98,.10) 13%,
      rgba(255,255,255,.26) 23%,
      rgba(255,255,255,.04) 31%,
      rgba(0,0,0,.08) 39%,
      rgba(255,255,255,.20) 49%,
      rgba(255,255,255,.05) 58%,
      rgba(0,0,0,.08) 67%,
      rgba(255,255,255,.18) 78%,
      rgba(255,255,255,.05) 88%,
      rgba(255,255,255,.38) 100%),
    repeating-linear-gradient(90deg,
      #d8dde1 0 3px,
      #b9c0c6 3px 6px,
      #eef1f3 6px 9px,
      #a9b1b8 9px 12px,
      #dce1e5 12px 15px),
    linear-gradient(180deg, #f8fafb 0%, #cbd1d6 50%, #edf1f3 100%);
  box-shadow:
    inset 0 0 70px rgba(33,39,44,.14),
    inset 0 0 0 1px rgba(255,255,255,.58),
    0 0 34px rgba(0,0,0,.10);
}

.hgs-et__door::before,
.hgs-et__door::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
}

.hgs-et__door::before {
  width: 14%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.34), transparent);
  opacity: .9;
}

.hgs-et__door::after {
  width: 2px;
  background: rgba(255,255,255,.25);
  filter: blur(.4px);
}

.hgs-et__door--left {
  left: 0;
  transform: translateX(-101%);
  border-right: 1px solid rgba(106,116,125,.30);
}
.hgs-et__door--left::before { right: 16%; }
.hgs-et__door--left::after { right: 0; }

.hgs-et__door--right {
  right: 0;
  transform: translateX(101%);
  border-left: 1px solid rgba(106,116,125,.30);
}
.hgs-et__door--right::before { left: 16%; }
.hgs-et__door--right::after { left: 0; }

.hgs-et__shine {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 26%;
  opacity: .42;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.45), transparent);
}
.hgs-et__door--left .hgs-et__shine { left: 18%; }
.hgs-et__door--right .hgs-et__shine { right: 18%; }

.hgs-et__seam {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 4px;
  transform: translateX(-50%);
  opacity: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.18), rgba(255,255,255,.72), rgba(255,255,255,.18));
  filter: blur(2px);
  transition: opacity 120ms linear;
}

.hgs-et__frame {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 18px;
  opacity: 0;
  background: linear-gradient(90deg, #818990, #e5eaed 48%, #949ca3);
  box-shadow: 0 0 18px rgba(0,0,0,.10);
  transition: opacity 150ms linear;
}
.hgs-et__frame--left { left: 0; }
.hgs-et__frame--right { right: 0; transform: scaleX(-1); }

.hgs-et.is-closing .hgs-et__door--left,
.hgs-et.is-closed .hgs-et__door--left,
html.hgs-et-arriving .hgs-et__door--left {
  transform: translateX(0);
}
.hgs-et.is-closing .hgs-et__door--right,
.hgs-et.is-closed .hgs-et__door--right,
html.hgs-et-arriving .hgs-et__door--right {
  transform: translateX(0);
}

.hgs-et.is-closing .hgs-et__seam,
.hgs-et.is-closed .hgs-et__seam,
html.hgs-et-arriving .hgs-et__seam,
.hgs-et.is-closing .hgs-et__frame,
.hgs-et.is-closed .hgs-et__frame,
html.hgs-et-arriving .hgs-et__frame {
  opacity: 1;
}

.hgs-et.is-opening .hgs-et__door--left { transform: translateX(-101%); }
.hgs-et.is-opening .hgs-et__door--right { transform: translateX(101%); }
.hgs-et.is-opening .hgs-et__seam { opacity: 0; }

@media (prefers-reduced-motion: reduce) {
  .hgs-et__door { transition-duration: 260ms !important; }
}