/* Occlusal view: replace only the old flat beige bone and narrow pink lines.
   The existing crown, clinical marks and empty anterior slots are unchanged. */
body .tooth-grid .tooth-tile.occl-view:not(.placeholder) svg [id="bone-base"],
body .tooth-grid .tooth-tile.occl-view:not(.placeholder) svg [id="gum-base"] {
  display: none !important;
}
body .tooth-grid .tooth-tile.occl-view:not(.placeholder) .tooth-svg {
  position: relative;
}
body .tooth-grid .tooth-tile.occl-view:not(.placeholder) .tooth-svg svg {
  position: relative;
  z-index: 1;
}
body:has(#btnBoneVisible[aria-pressed="true"])
  .tooth-grid .tooth-tile.occl-view:not(.placeholder) .tooth-svg::before {
  content: "";
  position: absolute;
  width: 64px;
  height: 64px;
  max-width: 100%;
  max-height: 100%;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: url('/clinical-anatomy-v11/gingiva.png') center / cover no-repeat;
  border-radius: 5px;
  pointer-events: none;
}