when dark mode not active, match fusion buttons

qt/aqt/theme.py

@@ -63,6 +63,8 @@ class ThemeManager:
             classes.append("isLin")
         if self.night_mode:
             classes.extend(["nightMode", "night_mode"])
+            if self.macos_dark_mode():
+                classes.append("macos-dark-mode")
         return " ".join(classes)
 
     def body_classes_for_card_ord(self, card_ord: int) -> str:

qt/ts/scss/_buttons.scss

@@ -45,7 +45,7 @@
 }
 
 /* imitate standard macOS dark mode buttons */
-.isMac.nightMode button:not(.linkb) {
+.isMac.nightMode.macos-dark-mode button:not(.linkb) {
     background: #656565;
     box-shadow: 0 1px 2px #222222;
     border-top-color: #848484;