Fix colors for default light mode theme (#10909)

* fix colors for default light mode theme

* remove redundancy

* fix export dialog

* don't use primary-foreground

* change secondary button variant to be default button

* change filters button to bg-selected when filtering

* slightly lighten secondary-foreground in light mode

* fix mobile motion only button

web/src/components/overlay/SaveExportOverlay.tsx

@@ -31,9 +31,8 @@ export default function SaveExportOverlay({
           Save Export
         </Button>
         <Button
-          className="flex items-center gap-1 text-primary-foreground"
+          className="flex items-center gap-1 text-primary"
           size="sm"
-          variant="secondary"
           onClick={onCancel}
         >
           <LuX />