.scene-loading {
  position: absolute;
  z-index: 5;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  max-width: 85%;
  padding: 20px 28px;
  background: rgba(255, 255, 255, .94);
  color: var(--color-text);
  box-shadow: 0 2px 18px rgba(0, 0, 0, .12);
  text-align: center;
  pointer-events: none;
}
.scene-loading[hidden], .scene-loading picture[hidden] { display: none; }
.scene-loading img { display: block; }
.scene-loading button { pointer-events: auto; }