model-viewer {
  --poster-color: transparent;
  --progress-bar-height: 0px;
  --progress-mask: transparent;
  --progress-bar-color: transparent;
  --interaction-prompt: none;
  --interaction-prompt-style: none;
  --ar-button-display: none;
  --ar-prompt-display: none;
  --camera-orbit-sensitivity: 0.5;
  --interaction-prompt-threshold: 0;
  --interaction-prompt-delay: 0;
  --interaction-prompt-duration: 0;
}

/* Hide AR button */
model-viewer::part(default-ar-button) {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
}

/* Hide other AR UI elements */
model-viewer::part(ar-prompt),
model-viewer::part(ar-status),
model-viewer::part(interaction-prompt),
model-viewer::part(default-progress-bar),
model-viewer::part(default-progress-mask),
model-viewer::part(interaction-prompt-container) {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}