/* V312: fourth small gold coin beneath Room 3 frame 5 (puzzle 58).
   The approved background already renders the gold coin. This rule changes only
   its transparent pointer target and never draws an additional coin. */
body[data-room-id="3"] button.medallion-hit.room3-frame5-coin4-v312 {
  left: var(--mx) !important;
  top: var(--my) !important;
  width: 2.65% !important;
  height: 4.2% !important;
  z-index: 390 !important;
  pointer-events: auto !important;
  background: transparent !important;
}