fixed colors for darkTheme

lib/views/login/widgets/login_button.dart

@@ -38,8 +38,8 @@ class BaseButton extends StatelessWidget {
         style: ElevatedButton.styleFrom(
           backgroundColor:
               backgroundColor ??
-              (isEnabled ? AppColors.mainBlue : Colors.grey[300]),
-          foregroundColor: textColor ?? Colors.white,
+              (isEnabled ? AppColors.mainBlue : AppColors.backgroundColor),
+          foregroundColor: textColor ?? AppColors.backgroundColor,
           elevation: elevation ?? 0,
           shape: RoundedRectangleBorder(
             borderRadius: BorderRadius.circular(borderRadius ?? 28.0.w()),
@@ -54,7 +54,7 @@ class BaseButton extends StatelessWidget {
           style: TextStyle(
             fontSize: 16.0.sp(),
             fontWeight: FontWeight.bold,
-            color: textColor ?? Colors.white,
+            color: textColor ?? AppColors.backgroundColor,
           ),
         ),
       ),

lib/views/login/widgets/login_textfield.dart

@@ -52,7 +52,7 @@ class LoginTextField extends StatelessWidget {
               width: 24.0.w(),
               height: 24.0.h(),
               colorFilter: ColorFilter.mode(
-                focusNode.hasFocus ? Colors.black87 : Colors.grey,
+                focusNode.hasFocus ? AppColors.grey80 : AppColors.grey60,
                 BlendMode.srcIn,
               ),
             ),
@@ -68,7 +68,7 @@ class LoginTextField extends StatelessWidget {
                       width: 24.0.w(),
                       height: 24.0.h(),
                       colorFilter: ColorFilter.mode(
-                        focusNode.hasFocus ? Colors.black87 : Colors.grey,
+                        focusNode.hasFocus ? AppColors.grey80 : AppColors.grey60,
                         BlendMode.srcIn,
                       ),
                     ),

lib/views/login/widgets/login_title.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:tm_app/core/theme/colors.dart';
 
 import '../../../core/constants/strings.dart';
 import '../../../core/utils/size_config.dart';
@@ -20,7 +21,7 @@ class LoginTitle extends StatelessWidget {
           style: TextStyle(
             fontSize: 14.0.sp(),
             fontWeight: FontWeight.w400,
-            color: Colors.grey,
+            color: AppColors.grey60, 
           ),
           textAlign: TextAlign.center,
         ),