.labs-movement-host { position: relative; }
.labs-movement-hint {
  position: absolute;
  right: max(24px, env(safe-area-inset-right));
  bottom: max(24px, env(safe-area-inset-bottom));
  z-index: 5;
  display: grid;
  grid-template-columns: repeat(3, 34px);
  gap: 5px;
  color: rgba(255, 255, 255, .8);
  pointer-events: none;
  user-select: none;
  opacity: .8;
  transition: opacity 600ms ease;
}
.labs-movement-hint[hidden] { display: none; }
.labs-movement-hint kbd {
  display: grid;
  place-items: center;
  box-sizing: border-box;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, .46);
  border-radius: 5px;
  background: rgba(0, 0, 0, .15);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .24);
  font: 400 12px/1 ui-monospace, SFMono-Regular, Consolas, monospace;
  transition: background 120ms ease, border-color 120ms ease;
}
.labs-movement-hint [data-key="w"] { grid-column: 2; }
.labs-movement-hint [data-key="a"] { grid-column: 1; }
.labs-movement-hint .is-pressed { border-color: #fff; background: rgba(255, 255, 255, .2); }
.labs-movement-hint.is-leaving { opacity: 0; }
@media (prefers-reduced-motion: reduce) {
  .labs-movement-hint, .labs-movement-hint kbd { transition: none; }
}