.project-return-curtain {
  position: fixed;
  inset: 0;
  z-index: 2147483000;
  pointer-events: auto;
  --return-x: 50vw;
  --return-y: 50vh;
  --return-r: 0px;
  background: oklch(0.010 0.003 255);
  visibility: hidden;
  -webkit-clip-path: circle(var(--return-r) at var(--return-x) var(--return-y));
  clip-path: circle(var(--return-r) at var(--return-x) var(--return-y));
  will-change: clip-path;
}

.project-return-curtain.is-active {
  visibility: visible;
}

body.project-return-active {
  overflow: hidden !important;
}

body.project-return-active > :not(.project-return-curtain):not(script):not(style) {
  pointer-events: none !important;
}