fix: ::before was covering dynamic cover color — use background:inherit

styles.css

@@ -583,7 +583,7 @@ button:focus{outline:none}
 /* Solid opaque floor so no frame can ever be transparent to content below */
 .np-overlay::before{
   content:'';position:absolute;inset:0;
-  background:var(--bg);z-index:-1;
+  background:inherit;z-index:-1;
   transform:translateZ(0);
   pointer-events:none;
 }