change background color of file info

lib/ui/components/title_bar_widget.dart

@@ -12,6 +12,7 @@ class TitleBarWidget extends StatelessWidget {
   final bool isTitleH2WithoutLeading;
   final bool isFlexibleSpaceDisabled;
   final bool isOnTopOfScreen;
+  final Color? backgroundColor;
   const TitleBarWidget({
     this.leading,
     this.title,
@@ -22,6 +23,7 @@ class TitleBarWidget extends StatelessWidget {
     this.isTitleH2WithoutLeading = false,
     this.isFlexibleSpaceDisabled = false,
     this.isOnTopOfScreen = true,
+    this.backgroundColor,
     super.key,
   });
 
@@ -31,6 +33,7 @@ class TitleBarWidget extends StatelessWidget {
     final textTheme = getEnteTextTheme(context);
     final colorTheme = getEnteColorScheme(context);
     return SliverAppBar(
+      backgroundColor: backgroundColor,
       primary: isOnTopOfScreen ? true : false,
       toolbarHeight: toolbarHeight,
       leadingWidth: 48,

lib/ui/viewer/file/fading_bottom_bar.dart

@@ -283,7 +283,7 @@ class FadingBottomBarState extends State<FadingBottomBar> {
     return showBarModalBottomSheet(
       topControl: const SizedBox.shrink(),
       shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(0)),
-      backgroundColor: colorScheme.backgroundBase,
+      backgroundColor: colorScheme.backgroundElevated,
       barrierColor: backdropMutedDark,
       context: context,
       builder: (BuildContext context) {

lib/ui/viewer/file/file_info_widget.dart

@@ -9,6 +9,7 @@ import 'package:photos/db/files_db.dart';
 import "package:photos/ente_theme_data.dart";
 import "package:photos/models/file.dart";
 import "package:photos/models/file_type.dart";
+import 'package:photos/theme/ente_theme.dart';
 import 'package:photos/ui/components/divider_widget.dart';
 import 'package:photos/ui/components/icon_button_widget.dart';
 import 'package:photos/ui/components/title_bar_widget.dart';
@@ -274,6 +275,7 @@ class _FileInfoWidgetState extends State<FileInfoWidget> {
                 isFlexibleSpaceDisabled: true,
                 title: "Details",
                 isOnTopOfScreen: false,
+                backgroundColor: getEnteColorScheme(context).backgroundElevated,
                 leading: IconButtonWidget(
                   icon: Icons.close_outlined,
                   iconButtonType: IconButtonType.primary,