diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 27e1876..e3cbbcf 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -1,6 +1,8 @@
 plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.google.gms.google.services)
+    alias(libs.plugins.kotlin.android)
+    alias(libs.plugins.kotlin.compose)
 }
 
 android {
@@ -30,6 +32,9 @@ android {
         sourceCompatibility = JavaVersion.VERSION_17
         targetCompatibility = JavaVersion.VERSION_17
     }
+    buildFeatures {
+        compose = true
+    }
 }
 
 dependencies {
@@ -45,7 +50,19 @@ dependencies {
     implementation(libs.firebase.database)
     implementation(libs.recyclerview)
     implementation(libs.cardview)
+    implementation(libs.lifecycle.runtime.ktx)
+    implementation(libs.activity.compose)
+    implementation(platform(libs.compose.bom))
+    implementation(libs.ui)
+    implementation(libs.ui.graphics)
+    implementation(libs.ui.tooling.preview)
+    implementation(libs.material3)
+    implementation(libs.material3.adaptive.navigation.suite)
     testImplementation(libs.junit)
     androidTestImplementation(libs.ext.junit)
     androidTestImplementation(libs.espresso.core)
+    androidTestImplementation(platform(libs.compose.bom))
+    androidTestImplementation(libs.ui.test.junit4)
+    debugImplementation(libs.ui.tooling)
+    debugImplementation(libs.ui.test.manifest)
 }
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 5a2581e..dcfb5f0 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -13,6 +13,17 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.LifeGrid">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:label="@string/title_activity_main"
+            android:theme="@style/Theme.LifeGrid">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
         <activity
             android:name=".TelaInicialActivity"
             android:exported="false" />
diff --git a/app/src/main/java/com/example/lifegrid/TelaInicialActivity.java b/app/src/main/java/com/example/lifegrid/TelaInicialActivity.java
index 863b7b2..cabf3aa 100644
--- a/app/src/main/java/com/example/lifegrid/TelaInicialActivity.java
+++ b/app/src/main/java/com/example/lifegrid/TelaInicialActivity.java
@@ -1,15 +1,28 @@
 package com.example.lifegrid;
 
 import android.os.Bundle;
+import android.widget.TextView;
 
 import androidx.activity.EdgeToEdge;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.core.graphics.Insets;
 import androidx.core.view.ViewCompat;
 import androidx.core.view.WindowInsetsCompat;
+import androidx.fragment.app.Fragment;
+
+import com.example.lifegrid.menu.TransacoesFragment;
 
 public class TelaInicialActivity extends AppCompatActivity {
 
+    private TextView tvValor;
+    private TextView tvTransacoes;
+    private TextView tvValor2;
+    private TextView tvTransacoes2;
+    private TextView tvValor3;
+    private TextView tvTransacoes3;
+    private TextView tvValor4;
+    private TextView tvTransacoes4;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -20,5 +33,10 @@ public class TelaInicialActivity extends AppCompatActivity {
             v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
             return insets;
         });
+
+        Fragment fragment = new TransacoesFragment();
+        getSupportFragmentManager().beginTransaction()
+                .add(R.id.fragmentContainerView, fragment)
+                .commit();
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/example/lifegrid/menu/TransacoesFragment.java b/app/src/main/java/com/example/lifegrid/menu/TransacoesFragment.java
new file mode 100644
index 0000000..f2f96a4
--- /dev/null
+++ b/app/src/main/java/com/example/lifegrid/menu/TransacoesFragment.java
@@ -0,0 +1,38 @@
+package com.example.lifegrid.menu;
+
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.example.lifegrid.R;
+
+
+public class TransacoesFragment extends Fragment {
+
+
+
+    public TransacoesFragment() {
+        // Required empty public constructor
+    }
+
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View root = inflater.inflate(R.layout.fragment_transacoes, container, false);
+
+
+        return root;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/res/drawable/otherbuttons.xml b/app/src/main/res/drawable/otherbuttons.xml
new file mode 100644
index 0000000..2590f7e
--- /dev/null
+++ b/app/src/main/res/drawable/otherbuttons.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape android:shape="rectangle">
+            <corners android:radius="14dp"/>
+        </shape>
+    </item>
+</selector>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_tela_inicial.xml b/app/src/main/res/layout/activity_tela_inicial.xml
index b391d43..c6f6e88 100644
--- a/app/src/main/res/layout/activity_tela_inicial.xml
+++ b/app/src/main/res/layout/activity_tela_inicial.xml
@@ -328,14 +328,14 @@
 
             </androidx.constraintlayout.widget.ConstraintLayout>
 
-            <LinearLayout
-                android:id="@+id/shapeLinearLayout"
-                android:layout_width="422dp"
-                android:layout_height="40dp"
-                android:layout_marginTop="32dp"
+            <androidx.constraintlayout.widget.ConstraintLayout
+                android:id="@+id/barraCardView"
+                android:layout_width="414dp"
+                android:layout_height="39dp"
+                android:layout_marginTop="44dp"
                 android:background="@drawable/linear_backgound"
-                android:orientation="horizontal"
                 app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintHorizontal_bias="0.488"
                 app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toBottomOf="@+id/ativosCardView">
 
@@ -343,14 +343,70 @@
                     android:id="@+id/imageView"
                     android:layout_width="20dp"
                     android:layout_height="20dp"
-                    app:srcCompat="@drawable/alvo" />
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintTop_toTopOf="parent"
+                    app:srcCompat="@drawable/alvo"
+                    tools:layout_editor_absoluteX="235dp" />
 
                 <ImageView
                     android:id="@+id/imageView2"
                     android:layout_width="20dp"
                     android:layout_height="20dp"
+                    android:layout_marginStart="24dp"
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toTopOf="parent"
+                    app:layout_constraintVertical_bias="0.428"
                     app:srcCompat="@drawable/carteira" />
-            </LinearLayout>
+
+                <ImageView
+                    android:id="@+id/imageView3"
+                    android:layout_width="20dp"
+                    android:layout_height="20dp"
+                    android:layout_marginEnd="40dp"
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintEnd_toStartOf="@+id/imageView4"
+                    app:layout_constraintTop_toTopOf="parent"
+                    app:srcCompat="@drawable/documento" />
+
+                <ImageView
+                    android:id="@+id/imageView4"
+                    android:layout_width="20dp"
+                    android:layout_height="20dp"
+                    android:layout_marginEnd="24dp"
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintTop_toTopOf="parent"
+                    app:srcCompat="@drawable/engrenaje" />
+
+                <ImageView
+                    android:id="@+id/imageView5"
+                    android:layout_width="20dp"
+                    android:layout_height="20dp"
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintTop_toTopOf="parent"
+                    app:layout_constraintVertical_bias="0.578"
+                    app:srcCompat="@drawable/grafico"
+                    tools:layout_editor_absoluteX="158dp" />
+
+                <ImageView
+                    android:id="@+id/imageView6"
+                    android:layout_width="25dp"
+                    android:layout_height="25dp"
+                    android:layout_marginStart="40dp"
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintStart_toEndOf="@+id/imageView2"
+                    app:layout_constraintTop_toTopOf="parent"
+                    app:srcCompat="@drawable/diagonalarrowrightup_110941" />
+            </androidx.constraintlayout.widget.ConstraintLayout>
+
+
+            <androidx.fragment.app.FragmentContainerView
+                android:id="@+id/fragmentContainerView"
+                android:layout_width="match_parent"
+                android:layout_height="500dp"
+                android:layout_marginTop="16dp"
+                app:layout_constraintTop_toBottomOf="@+id/barraCardView" />
 
         </androidx.constraintlayout.widget.ConstraintLayout>
 <!--    </ScrollView>-->
diff --git a/app/src/main/res/layout/ativos.xml b/app/src/main/res/layout/ativos.xml
index 77d9ef6..925be59 100644
--- a/app/src/main/res/layout/ativos.xml
+++ b/app/src/main/res/layout/ativos.xml
@@ -1,6 +1,158 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/transacoes2CardView"
+        android:layout_width="376dp"
+        android:layout_height="412dp"
+        android:layout_marginTop="624dp"
+        android:background="@drawable/cardview_background"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.492"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <TextView
+            android:id="@+id/textView12"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="32dp"
+            android:text="Ativos e Investimentos"
+            android:textSize="25sp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.501"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <Button
+            android:id="@+id/novaTransacaoButton"
+            android:layout_width="175dp"
+            android:layout_height="55dp"
+            android:layout_marginTop="16dp"
+            android:backgroundTint="@color/preto"
+            android:text=" + Novo Ativo"
+            android:textSize="15sp"
+            app:cornerRadius="14sp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.502"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/textView12" />
+
+        <TextView
+            android:id="@+id/textView13"
+            android:layout_width="302dp"
+            android:layout_height="40dp"
+            android:layout_marginTop="132dp"
+            android:text="Nenhum investimento registrado. Adicione o seu primeiro investimento!"
+            android:textAlignment="center"
+            android:textColor="@color/cinzaescuro"
+            android:textSize="15sp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/textView12" />
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/constraintLayout"
+        android:layout_width="379dp"
+        android:layout_height="175dp"
+        android:layout_marginTop="24dp"
+        android:background="@drawable/cardview_background"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <TextView
+            android:id="@+id/textView14"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="36dp"
+            android:layout_marginTop="36dp"
+            android:text="Valor Total do Portfólio"
+            android:textSize="18sp"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <TextView
+            android:id="@+id/textView17"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="36dp"
+            android:layout_marginBottom="36dp"
+            android:text="0,00€"
+            android:textSize="18sp"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toStartOf="parent" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/constraintLayout2"
+        android:layout_width="379dp"
+        android:layout_height="175dp"
+        android:layout_marginTop="24dp"
+        android:background="@drawable/cardview_background"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/constraintLayout">
+
+        <TextView
+            android:id="@+id/textView15"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="36dp"
+            android:layout_marginTop="36dp"
+            android:text="Total Investido"
+            android:textSize="18sp"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <TextView
+            android:id="@+id/textView18"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="36dp"
+            android:layout_marginBottom="36dp"
+            android:text="0,00€"
+            android:textSize="18sp"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toStartOf="parent" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="379dp"
+        android:layout_height="175dp"
+        android:layout_marginTop="24dp"
+        android:background="@drawable/button_background"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/constraintLayout2">
+
+        <TextView
+            android:id="@+id/textView16"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="32dp"
+            android:layout_marginTop="32dp"
+            android:text="ROI Total"
+            android:textSize="18sp"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <TextView
+            android:id="@+id/textView19"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="36dp"
+            android:layout_marginBottom="36dp"
+            android:text="0,00€"
+            android:textSize="18sp"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toStartOf="parent" />
+    </androidx.constraintlayout.widget.ConstraintLayout>
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_transacoes.xml b/app/src/main/res/layout/fragment_transacoes.xml
new file mode 100644
index 0000000..54bf13e
--- /dev/null
+++ b/app/src/main/res/layout/fragment_transacoes.xml
@@ -0,0 +1,88 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="412dp"
+    tools:context=".menu.TransacoesFragment">
+
+    <androidx.cardview.widget.CardView
+        android:id="@+id/transacoesCardView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="80dp"
+        android:background="@drawable/cardview_background"
+        app:cardCornerRadius="20dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/transacoes2CardView"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:background="@drawable/cardview_background"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <TextView
+            android:id="@+id/textView12"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="32dp"
+            android:text="Transações"
+            android:textSize="25sp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.501"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <Button
+            android:id="@+id/novaTransacaoButton"
+            android:layout_width="120dp"
+            android:layout_height="54dp"
+            android:layout_marginStart="55dp"
+            android:layout_marginTop="10dp"
+            android:backgroundTint="@color/preto"
+            android:text="Nova Transação"
+            app:cornerRadius="14sp"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/textView12" />
+
+        <Button
+            android:id="@+id/escanearTransacaoButton"
+            android:layout_width="120dp"
+            android:layout_height="54dp"
+            android:layout_marginTop="10dp"
+            android:layout_marginEnd="55dp"
+            android:backgroundTint="@color/preto"
+            android:text="Escanear Fatura"
+            app:cornerRadius="14sp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/textView12" />
+
+        <TextView
+            android:id="@+id/textView13"
+            android:layout_width="302dp"
+            android:layout_height="40dp"
+            android:layout_marginTop="132dp"
+            android:text="Nenhuma transação registrada. Adicione a sua primeira transação!"
+            android:textAlignment="center"
+            android:textColor="@color/cinzaescuro"
+            android:textSize="15sp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/textView12" />
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:layout_width="match_parent"
+            android:layout_height="211dp"
+            android:layout_marginStart="16dp"
+            android:layout_marginTop="16dp"
+            android:layout_marginEnd="16dp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/novaTransacaoButton" />
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+</FrameLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/transacoes.xml b/app/src/main/res/layout/transacoes.xml
index d06eeb7..1656e98 100644
--- a/app/src/main/res/layout/transacoes.xml
+++ b/app/src/main/res/layout/transacoes.xml
@@ -3,16 +3,85 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
-    android:layout_height="match_parent">
+    android:layout_height="412dp">
 
     <androidx.cardview.widget.CardView
         android:id="@+id/transacoesCardView"
-        android:layout_width="379dp"
-        android:layout_height="200dp"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
         android:layout_marginBottom="80dp"
         android:background="@drawable/cardview_background"
+        app:cardCornerRadius="20dp"
         app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/transacoes2CardView"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:background="@drawable/cardview_background"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent" />
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <TextView
+            android:id="@+id/textView12"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="32dp"
+            android:text="Transações"
+            android:textSize="25sp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.501"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <Button
+            android:id="@+id/novaTransacaoButton"
+            android:layout_width="120dp"
+            android:layout_height="54dp"
+            android:layout_marginStart="55dp"
+            android:layout_marginTop="10dp"
+            android:backgroundTint="@color/preto"
+            android:text="Nova Transação"
+            app:cornerRadius="14sp"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/textView12" />
+
+        <Button
+            android:id="@+id/escanearTransacaoButton"
+            android:layout_width="120dp"
+            android:layout_height="54dp"
+            android:layout_marginTop="10dp"
+            android:layout_marginEnd="55dp"
+            android:backgroundTint="@color/preto"
+            android:text="Escanear Fatura"
+            app:cornerRadius="14sp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/textView12" />
+
+        <TextView
+            android:id="@+id/textView13"
+            android:layout_width="302dp"
+            android:layout_height="40dp"
+            android:layout_marginTop="132dp"
+            android:text="Nenhuma transação registrada. Adicione a sua primeira transação!"
+            android:textAlignment="center"
+            android:textColor="@color/cinzaescuro"
+            android:textSize="15sp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/textView12" />
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:layout_width="match_parent"
+            android:layout_height="211dp"
+            android:layout_marginStart="16dp"
+            android:layout_marginTop="16dp"
+            android:layout_marginEnd="16dp"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/novaTransacaoButton" />
+    </androidx.constraintlayout.widget.ConstraintLayout>
 
 </androidx.constraintlayout.widget.ConstraintLayout>
\ 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 9047b3f..3e80b7c 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,4 +1,7 @@
 <resources>
     <string name="app_name">LifeGrid</string>
+    <string name="title_activity_main">MainActivity</string>
+    <!-- TODO: Remove or change this placeholder text -->
+    <string name="hello_blank_fragment">Hello blank fragment</string>
     <!-- Substitua pelo Web Client ID do Firebase Console -> Authentication -> Sign-in method -> Google -->
 </resources>
\ No newline at end of file
diff --git a/build.gradle.kts b/build.gradle.kts
index c4f8066..dcb0a24 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -2,4 +2,6 @@
 plugins {
     alias(libs.plugins.android.application) apply false
     alias(libs.plugins.google.gms.google.services) apply false
+    alias(libs.plugins.kotlin.android) apply false
+    alias(libs.plugins.kotlin.compose) apply false
 }
\ No newline at end of file
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 26fc9c0..f6c9f43 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -16,6 +16,10 @@ firebaseDatabase = "22.0.1"
 recyclerview = "1.4.0"
 playServicesAuth = "21.2.0"
 cardview = "1.0.0"
+kotlin = "2.0.21"
+lifecycleRuntimeKtx = "2.6.1"
+activityCompose = "1.8.0"
+composeBom = "2025.07.00"
 
 [libraries]
 junit = { group = "junit", name = "junit", version.ref = "junit" }
@@ -33,8 +37,21 @@ firebase-database = { group = "com.google.firebase", name = "firebase-database",
 recyclerview = { group = "androidx.recyclerview", name = "recyclerview", version.ref = "recyclerview" }
 play-services-auth = { group = "com.google.android.gms", name = "play-services-auth", version.ref = "playServicesAuth" }
 cardview = { group = "androidx.cardview", name = "cardview", version.ref = "cardview" }
+lifecycle-runtime-ktx = { group = "androidx.lifecycle", name = "lifecycle-runtime-ktx", version.ref = "lifecycleRuntimeKtx" }
+activity-compose = { group = "androidx.activity", name = "activity-compose", version.ref = "activityCompose" }
+compose-bom = { group = "androidx.compose", name = "compose-bom", version.ref = "composeBom" }
+ui = { group = "androidx.compose.ui", name = "ui" }
+ui-graphics = { group = "androidx.compose.ui", name = "ui-graphics" }
+ui-tooling = { group = "androidx.compose.ui", name = "ui-tooling" }
+ui-tooling-preview = { group = "androidx.compose.ui", name = "ui-tooling-preview" }
+ui-test-manifest = { group = "androidx.compose.ui", name = "ui-test-manifest" }
+ui-test-junit4 = { group = "androidx.compose.ui", name = "ui-test-junit4" }
+material3 = { group = "androidx.compose.material3", name = "material3" }
+material3-adaptive-navigation-suite = { group = "androidx.compose.material3", name = "material3-adaptive-navigation-suite" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }
 google-gms-google-services = { id = "com.google.gms.google-services", version.ref = "googleGmsGoogleServices" }
+kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
+kotlin-compose = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "kotlin" }