fix dark open states

Author: ecklf

demo/components/shared/button.tsx

@@ -17,7 +17,8 @@ const Button = React.forwardRef<HTMLButtonElement, Props>(
         "group",
         "radix-state-open:bg-gray-50 dark:radix-state-open:bg-gray-900",
         "radix-state-on:bg-gray-50 dark:radix-state-on:bg-gray-900",
-        "radix-state-instant-open:bg-gray-50 radix-state-delayed-open:bg-gray-50"
+        "radix-state-instant-open:bg-gray-50 dark:radix-state-instant-open:bg-gray-900",
+        "radix-state-delayed-open:bg-gray-50 dark:radix-state-delayed-open:bg-gray-900"
       )}
     >
       {children}