diff --git a/lib/core/services/card_color_service.dart b/lib/core/services/card_color_service.dart
index 5a92423..94dffd5 100644
--- a/lib/core/services/card_color_service.dart
+++ b/lib/core/services/card_color_service.dart
@@ -8,8 +8,8 @@ class CardColorService {
   static const _key2 = 'card_color_secondary';
   static const _keyGradient = 'card_gradient_type';
 
-  static const defaultPrimary = Color(0xFFD3B3C2);
-  static const defaultSecondary = Color(0xFF937070);
+  static const defaultPrimary = Color(0xFF5E5D5D);
+  static const defaultSecondary = Color(0xFF9E9E9E);
 
   static const defaultPrimaryLight = Color(0xFF6A6482);
   static const defaultSecondaryLight = Color(0xFF000000);
diff --git a/lib/features/dashboard/widgets/search_bar.dart b/lib/features/dashboard/widgets/search_bar.dart
index 163eee4..68d7a48 100644
--- a/lib/features/dashboard/widgets/search_bar.dart
+++ b/lib/features/dashboard/widgets/search_bar.dart
@@ -46,7 +46,7 @@ class SearchBar extends StatelessWidget {
         enabledBorder: OutlineInputBorder(
           borderRadius: BorderRadius.circular(12),
           borderSide: BorderSide(
-            color: isDark ? Colors.transparent : const Color(0xFFCCCCDD),
+            color: isDark ? Colors.white.withOpacity(0.08) : const Color(0xFFCCCCDD),
             width: 1,
           ),
         ),
diff --git a/lib/features/dashboard/widgets/summary_row.dart b/lib/features/dashboard/widgets/summary_row.dart
index 4d479ef..dc3cd91 100644
--- a/lib/features/dashboard/widgets/summary_row.dart
+++ b/lib/features/dashboard/widgets/summary_row.dart
@@ -64,7 +64,10 @@ class SummaryCard extends ConsumerWidget {
 
   Border? _themeBorder(BuildContext context) {
     final isDark = Theme.of(context).brightness == Brightness.dark;
-    return isDark ? null : Border.all(color: const Color(0xFFDDDDEE), width: 1);
+    return Border.all(
+      color: isDark ? Colors.white.withOpacity(0.08) : const Color(0xFFDDDDEE),
+      width: 1,
+    );
   }
 
   @override
diff --git a/lib/features/dashboard/widgets/transaction_tile.dart b/lib/features/dashboard/widgets/transaction_tile.dart
index 09b2c1a..49e3e38 100644
--- a/lib/features/dashboard/widgets/transaction_tile.dart
+++ b/lib/features/dashboard/widgets/transaction_tile.dart
@@ -15,7 +15,10 @@ class TransactionTile extends ConsumerWidget {
 
   Border? _themeBorder(BuildContext context) {
     final isDark = Theme.of(context).brightness == Brightness.dark;
-    return isDark ? null : Border.all(color: const Color(0xFFDDDDEE), width: 1);
+    return Border.all(
+      color: isDark ? Colors.white.withOpacity(0.08) : const Color(0xFFDDDDEE),
+      width: 1,
+    );
   }
 
   @override
diff --git a/lib/features/settings/screen.dart b/lib/features/settings/screen.dart
index d4ce493..7df6a55 100644
--- a/lib/features/settings/screen.dart
+++ b/lib/features/settings/screen.dart
@@ -312,11 +312,24 @@ class _BiometricSectionState extends ConsumerState<_BiometricSection> {
                     ],
                   ),
                 ),
-                Switch(
-                  value: _enabled,
-                  onChanged: _onToggle,
-                  activeThumbColor: const Color(0xFF7C6DED),
-                ),
+                if (_loading)
+                  const SizedBox(
+                    width: 48,
+                    height: 32,
+                    child: Center(
+                      child: SizedBox(
+                        width: 20,
+                        height: 20,
+                        child: CircularProgressIndicator(strokeWidth: 2),
+                      ),
+                    ),
+                  )
+                else
+                  Switch(
+                    value: _enabled,
+                    onChanged: _onToggle,
+                    activeThumbColor: const Color(0xFF7C6DED),
+                  ),
               ],
             ),
           ),