/* Bubble Catch — palette only; layout lives in /games/shared/engine-fish.css */
.scene.themed { background:linear-gradient(180deg,#E4F1FA 0%, #CDE6F6 40%, #A9D3EE 100%); }
#scene-intro.themed { background:linear-gradient(180deg,#E4F1FA 0%, #CDE6F6 55%, #A9D3EE 100%); }