:root {
  color-scheme: light;
  font-family: "Arial Rounded MT Bold", ui-rounded, system-ui, sans-serif;
  background: #9ac8e8;
}
* { box-sizing: border-box; }
html, body { margin: 0; width: 100%; height: 100%; }
body { overflow: hidden; }
main {
  position: relative;
  width: 100%; height: 100%; min-height: 100svh;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 85% 8%, #f1fbff 0%, #dbf2ff8c 24%, transparent 58%),
    radial-gradient(ellipse at 45% 78%, #c7e9ff80 0%, transparent 50%),
    linear-gradient(155deg, #68a9db 0%, #93c5e8 42%, #b8ddf3 76%, #86b9df 100%);
}
main::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at 50% 45%, transparent 42%, #235a8518 100%);
}
#scene { position: absolute; inset: 0; }
canvas { display: block; width: 100%; height: 100%; touch-action: none; user-select: none; }
#light-cursor {
  position: absolute; z-index: 3; pointer-events: none;
  width: 24px; height: 24px; border-radius: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, #ffffff 22%, #fff7df 60%, #ffe5adb8 100%);
  box-shadow: 0 0 26px 11px #ffe6b5d0, 0 0 76px 30px #ffe6b550;
}
.fallback {
  position: absolute; left: 46%; top: 50%;
  transform: translate(-50%, -50%); margin: 0;
  font-size: min(30vh, 27vw); line-height: 1; letter-spacing: -.045em;
  color: #e4ded7;
  text-shadow: 0 2px 0 #fff5, 0 12px 28px #35445840;
}
/* Keep the heading accessible after the geometry has rendered. */
.rendered .fallback {
  width: 1px; height: 1px; overflow: hidden;
  clip-path: inset(50%); white-space: nowrap;
}
@media (max-width: 600px) { .fallback { left: 50%; } }