diff --git a/app/src/main/java/com/displaynone/acss/ui/auth/AuthFragment.kt b/app/src/main/java/com/displaynone/acss/ui/auth/AuthFragment.kt
index 8c0dbe2..bf2aef0 100644
--- a/app/src/main/java/com/displaynone/acss/ui/auth/AuthFragment.kt
+++ b/app/src/main/java/com/displaynone/acss/ui/auth/AuthFragment.kt
@@ -56,18 +56,17 @@ class AuthFragment: Fragment(R.layout.fragment_auth) {
             @SuppressLint("ResourceAsColor")
             override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
                 binding.error.visibility = View.GONE
-                val username = s.toString()
-                val valid = isUsernameValid(username)
-
-                if (valid) {
-                    binding.hint.visibility = View.INVISIBLE
-                }else{
-                    binding.login.error = getString(R.string.login_hint)
-                }
+//                val username = s.toString()
+//                val valid = isUsernameValid(username)
+//
+//                if (valid) {
+//                    binding.hint.visibility = View.INVISIBLE
+//                }else{
+//                    binding.login.error = getString(R.string.login_hint)
+//                }
 //                binding.hint.visibility = if(valid) View.INVISIBLE else View.VISIBLE
-                binding.next.isEnabled = valid
-                val color = if (valid) R.color.primary else R.color.secondary
-                binding.next.backgroundTintList = ContextCompat.getColorStateList(requireContext(), color)
+//                binding.next.isEnabled = valid
+
             }
 
             override fun afterTextChanged(s: Editable?) {}
@@ -94,37 +93,95 @@ class AuthFragment: Fragment(R.layout.fragment_auth) {
 //        })
     }
     private fun getPasswordValidError(password: String): String {
-        if (password.length < 8){ return "LenError" }
-        val letterRegex = Regex("^(?=.*[A-Z]).+$")
-        if(!letterRegex.matches(password)){ return "UpperCaseError"}
-        val digitRegex = Regex("^(?=.*\\\\d).+$")
-        if(!digitRegex.matches(password)){ return "DigitCaseError"}
-
+        if (password.length < 8) {
+            return "LenError"
+        }
         return "NoErrors"
     }
 
-    private fun isUsernameValid(username: String): Boolean {
+    private fun validatePasswordAndSetError(password: String) {
+        val errorType = getPasswordValidError(password)
+
+        when (errorType) {
+            "LenError" -> {
+                binding.password.error = getString(R.string.error_password_too_short)
+            }
+
+            "NoErrors" -> {
+                binding.password.error = null
+            }
+        }
+    }
+    private fun getLoginValidError(username: String): String {
         val alf = "^[a-zA-Z0-9_]+$".toRegex()
-        return username.isNotEmpty() &&
-                username.length >= 3 &&
-                !username[0].isDigit() &&
-                alf.matches(username)
-    }
-    private fun isPasswordValid(password: String): Boolean {
-        return password.isNotEmpty() &&
-                password.length >= 8
+        if (username.isEmpty()) {
+            return "EmptyError"
+        }
+        if (username.length < 3) {
+            return "LenError"
+        }
+        if (username[0].isDigit()) {
+            return "StartsWithDigitError"
+        }
+        if (!alf.matches(username)) {
+            return "InvalidCharactersError"
+        }
+        return "NoErrors"
     }
+//    private fun isPasswordValid(password: String): Boolean {
+//        return password.isNotEmpty() &&
+//                password.length >= 8
+//    }
 
 //    private fun subscribe() {
 //        viewModel.state.collectWhenStarted(this) { state ->
 //            binding.login.setOnClickListener(this::onLoginButtonClicked)
 //        }
 //    }
+private fun validateLoginAndSetError(username: String) {
+    val errorType = getLoginValidError(username)
 
+    when (errorType) {
+        "EmptyError" -> {
+            binding.login.error = getString(R.string.error_login_empty)
+        }
+        "LenError" -> {
+            binding.login.error = getString(R.string.error_login_too_short)
+        }
+        "StartsWithDigitError" -> {
+            binding.login.error = getString(R.string.error_login_starts_with_digit)
+        }
+        "InvalidCharactersError" -> {
+            binding.login.error = getString(R.string.error_login_invalid_characters)
+        }
+        "NoErrors" -> {
+            binding.login.error = null
+        }
+    }
+}
     private fun onLoginButtonClicked(view: View) {
         val login = binding.login.text.toString()
         val password = binding.password.text.toString()
-        if (login.isEmpty()) return
+        if (getPasswordValidError(password) != "NoErrors") {
+
+
+            val color = R.color.secondary
+            binding.next.backgroundTintList = ContextCompat.getColorStateList(requireContext(), color)
+            validatePasswordAndSetError(password)
+        }else{
+            val color = R.color.primary
+            binding.next.backgroundTintList = ContextCompat.getColorStateList(requireContext(), color)
+        }
+//        if (login.isEmpty()) return
+        if (getLoginValidError(login) != "NoErrors") {
+            val color = R.color.secondary
+            binding.next.backgroundTintList = ContextCompat.getColorStateList(requireContext(), color)
+            validateLoginAndSetError(login)
+        }else{
+            val color = R.color.primary
+            binding.next.backgroundTintList = ContextCompat.getColorStateList(requireContext(), color)
+
+        }
 
         viewModel.login(login, password)
     }
diff --git a/app/src/main/res/layout/fragment_profile.xml b/app/src/main/res/layout/fragment_profile.xml
index 7be0e0a..ab89cea 100644
--- a/app/src/main/res/layout/fragment_profile.xml
+++ b/app/src/main/res/layout/fragment_profile.xml
@@ -36,19 +36,29 @@
                 android:orientation="vertical"
                 android:gravity="center_horizontal"
                 android:paddingTop="50dp">
+                <androidx.cardview.widget.CardView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    app:cardCornerRadius="80dp"
+
+                    android:layout_margin="5dp"
+                    android:elevation="10dp">
+
 
                 <ImageView
                     android:layout_margin="10dp"
                     android:id="@+id/avatar"
                     android:layout_marginTop="10dp"
-                    android:layout_width="match_parent"
+                    android:layout_width="150dp"
                     android:layout_height="150dp"
                     android:foregroundGravity="center"
                     android:importantForAccessibility="no"
                     android:src="@drawable/_user_"
 
+
                     app:layout_constraintBottom_toTopOf="@+id/title"
                     app:layout_constraintTop_toTopOf="parent" />
+                </androidx.cardview.widget.CardView>
 
                 <androidx.constraintlayout.helper.widget.Flow
                     android:id="@+id/flow"
diff --git a/app/src/main/res/values-en/strings-en.xml b/app/src/main/res/values-en/strings-en.xml
index e761795..45ef3fa 100644
--- a/app/src/main/res/values-en/strings-en.xml
+++ b/app/src/main/res/values-en/strings-en.xml
@@ -26,4 +26,11 @@
     <string name="profile">Profile</string>
     <string name="serverIsUnabailable">Server is unavailable</string>
     <string name="AdminFragment">Checking the session employee</string>
+    <string name="error_password_too_short">The password must contain at least 8 characters</string>
+    <string name="error_password_no_uppercase">The password must contain at least one uppercase letter</string>
+    <string name="error_password_no_digit">The password must contain at least one digit</string>
+    <string name="error_login_empty">The username cannot be empty</string>
+    <string name="error_login_too_short">Login must contain at least 3 characters</string>
+    <string name="error_login_starts_with_digit">Login cannot start with a digit</string>
+    <string name="error_login_invalid_characters">Login can contain only letters, numbers, and underscores</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-ru/strings-ru.xml b/app/src/main/res/values-ru/strings-ru.xml
index a2fcece..60f25fa 100644
--- a/app/src/main/res/values-ru/strings-ru.xml
+++ b/app/src/main/res/values-ru/strings-ru.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <string name="app_name">AS</string>
+   <string name="app_name">AS</string>
     <string name="login">Введите логин</string>
     <string name="password">Введите пароль</string>
     <string name="hello">Здравствуйте!</string>
@@ -15,13 +15,19 @@
     <string name="error_401">Логина не существует или неверный</string>
     <string name="ok">ОК</string>
     <string name="error">Ошибка</string>
-    <string name="administrator_search">Введите логин пользователя</string>
-    <string name="administrator_searc_button_search"> Поиск  </string>
-    <string name="title_profile">Профиль</string>
-    <string name="change_rights">Изменить права входа с помощью смартфона</string>
-    <string name="admin">Панель администратора</string>
-    <string name="authFragment">Log in to your account</string>
-    <string name="qrScanFragment">QR code scanning</string>
-    <string name="qrResultFragment">Scan result</string>
-    <string name="AdminFragment">Checking the session employee</string>
+ <string name="administrator_search">Введите логин пользователя</string>
+ <string name="administrator_searc_button_search"> Поиск  </string>
+ <string name="title_profile">Профиль</string>
+ <string name="change_rights">Изменить права входа с помощью смартфона</string>
+ <string name="admin">Панель администратора</string>
+ <string name="profile">Профиль</string>
+ <string name="authFragment">Войдите в свою учетную запись</string>
+ <string name="qrScanFragment">Сканирование QR-кода</string>
+ <string name="qrResultFragment">Результат проверки</string>
+ <string name="AdminFragment">Проверка сотрудника</string>
+ <string name="noInternet">Нет связи с интернетом</string>
+ <string name="serverIsUnabailable">Сервер недоступен</string>
+
+
+
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 7e51d96..e7ff264 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -25,7 +25,12 @@
     <string name="qrScanFragment">QR code scanning</string>
     <string name="qrResultFragment">Scan result</string>
     <string name="profile">Profile</string>
-
+    <string name="error_password_too_short">The password must contain at least 8 characters</string>
+    <string name="error_password_no_uppercase">The password must contain at least one uppercase letter</string>
+    <string name="error_password_no_digit">The password must contain at least one digit</string>
     <string name="AdminFragment">Checking the session employee</string>
-
+    <string name="error_login_empty">The username cannot be empty</string>
+    <string name="error_login_too_short">Login must contain at least 3 characters</string>
+    <string name="error_login_starts_with_digit">Login cannot start with a digit</string>
+    <string name="error_login_invalid_characters">Login can contain only letters, numbers, and underscores</string>
 </resources>
\ No newline at end of file