use lumiance for badge masking (#767)

AcrylonitrileButadieneStyrene · web-flow · commit 95b9d9dde0fe · 2026-04-04T06:58:13.000+08:00
diff --git a/play.css b/play.css
@@ -2766,6 +2766,7 @@ form .uiTheme {
 
 .badgeOverlay {
   height: 100%;
+  mask-mode: luminance;
 }
 
 .badgeOverlayMultiply {
