/* v4.9: remove artificial background strips, forced crop/zoom and stretched bookcase artwork. */
.bookcase-frame .spine.has-spine-artwork{background:transparent!important;}
.bookcase-frame .spine.has-spine-artwork .spine-artwork{
  display:block!important;position:absolute!important;inset:0!important;
  width:100%!important;height:100%!important;max-width:none!important;
  object-fit:contain!important;object-position:center!important;
  transform:none!important;filter:none!important;
}
/* Diagnostic ?ryu3ddebug=1: surfaces lacking a loaded spine texture appear magenta. */