diff --git a/app/dashboard.tsx b/app/dashboard.tsx
new file mode 100644
index 0000000..61f7d6f
--- /dev/null
+++ b/app/dashboard.tsx
@@ -0,0 +1,106 @@
+// app/dashboard.tsx
+import React from 'react';
+import { View, Text, TouchableOpacity, StyleSheet, ScrollView, SafeAreaView } from 'react-native';
+
+export default function Dashboard() {
+  return (
+    <SafeAreaView style={styles.safe}>
+      <ScrollView style={styles.container} contentContainerStyle={{ padding: 20 }}>
+        
+        {/* Header */}
+        <View style={styles.header}>
+          <Text style={styles.title}>Bem-vindo, João!</Text>
+          <TouchableOpacity>
+            <Text style={styles.icon}>🔔</Text>
+          </TouchableOpacity>
+        </View>
+
+        {/* Sumários */}
+        <View style={styles.section}>
+          <Text style={styles.sectionTitle}>Sumários Recentes</Text>
+          <View style={styles.card}>
+            <Text>Sumário 1 - 10/12/2025</Text>
+            <Text>Sumário 2 - 09/12/2025</Text>
+            <TouchableOpacity style={styles.button}>
+              <Text style={styles.buttonText}>Criar Sumário</Text>
+            </TouchableOpacity>
+          </View>
+        </View>
+
+        {/* Presença */}
+        <View style={styles.section}>
+          <Text style={styles.sectionTitle}>Presença</Text>
+          <TouchableOpacity style={styles.button}>
+            <Text style={styles.buttonText}>📌 Marcar presença</Text>
+          </TouchableOpacity>
+          <Text style={styles.lastText}>Última presença: 10/12/2025</Text>
+        </View>
+
+        {/* Calendário */}
+        <View style={styles.section}>
+          <Text style={styles.sectionTitle}>Calendário</Text>
+          <View style={styles.card}>
+            <Text>[Calendário]</Text>
+          </View>
+        </View>
+
+        {/* Justificar faltas */}
+        <View style={styles.section}>
+          <Text style={styles.sectionTitle}>Justificar Faltas</Text>
+          <TouchableOpacity style={styles.button}>
+            <Text style={styles.buttonText}>Justificar falta</Text>
+          </TouchableOpacity>
+        </View>
+
+        {/* Chat */}
+        <View style={styles.section}>
+          <Text style={styles.sectionTitle}>Chat com o professor</Text>
+          <TouchableOpacity style={styles.button}>
+            <Text style={styles.buttonText}>💬 Abrir chat</Text>
+          </TouchableOpacity>
+        </View>
+
+      </ScrollView>
+    </SafeAreaView>
+  );
+}
+
+const styles = StyleSheet.create({
+  safe: {
+    flex: 1,
+    backgroundColor: '#f8f9fa',
+  },
+  container: {
+    flex: 1,
+  },
+  header: {
+    flexDirection: 'row',
+    justifyContent: 'space-between',
+    alignItems: 'center',
+    marginBottom: 20,
+    paddingHorizontal: 5,
+  },
+  title: { fontSize: 24, fontWeight: '700' },
+  icon: { fontSize: 24 },
+  section: { marginBottom: 20 },
+  sectionTitle: { fontSize: 18, fontWeight: '600', marginBottom: 8 },
+  card: {
+    backgroundColor: '#fff',
+    padding: 16,
+    borderRadius: 12,
+    shadowColor: '#000',
+    shadowOpacity: 0.1,
+    shadowOffset: { width: 0, height: 2 },
+    shadowRadius: 4,
+    elevation: 3,
+  },
+  button: {
+    marginTop: 10,
+    backgroundColor: '#0984e3',
+    paddingVertical: 12,
+    borderRadius: 10,
+    alignItems: 'center',
+  },
+  buttonText: { color: '#fff', fontWeight: '700' },
+  lastText: { marginTop: 8 },
+});
diff --git a/app/index.tsx b/app/index.tsx
index 46572bf..ec509c5 100644
--- a/app/index.tsx
+++ b/app/index.tsx
@@ -1,6 +1,4 @@
-// app/index.tsx - SUA TELA DE LOGIN
-// Adicione esta linha com os outros imports:
-import { Link } from 'expo-router';
+// app/index.tsx - TELA DE LOGIN
 import React, { useState } from 'react';
 import { 
   View, 
@@ -11,37 +9,42 @@ import {
   KeyboardAvoidingView,
   Platform,
   Alert,
-  Image,
   ActivityIndicator
 } from 'react-native';
+import { useRouter, Link } from 'expo-router';
 
 export default function LoginScreen() {
   const [email, setEmail] = useState('');
   const [password, setPassword] = useState('');
   const [loading, setLoading] = useState(false);
 
+  const router = useRouter(); // Inicializa o router
+
   const handleLogin = () => {
     if (!email || !password) {
       Alert.alert('Atenção', 'Por favor, preencha todos os campos');
       return;
     }
-    
+
     if (!email.includes('@')) {
       Alert.alert('Email inválido', 'Por favor, insira um email válido');
       return;
     }
-    
+
     setLoading(true);
-    
-    // SIMULAÇÃO DE LOGIN (depois troca por API real)
+
+    // SIMULAÇÃO DE LOGIN
     setTimeout(() => {
       setLoading(false);
-      Alert.alert(
-        'Login realizado!', 
-        `Bem-vindo(a), ${email.split('@')[0]}!`,
-        [{ text: 'OK', onPress: () => console.log('Login OK') }]
-      );
-      // Aqui você navegaria para o app principal: router.replace('/(tabs)');
+
+      // Primeiro navega para a dashboard
+      router.replace('/dashboard'); // ⬅️ Certifica-te que o ficheiro é app/dashboard.tsx
+
+      // Depois mostra alert de boas-vindas (opcional)
+      setTimeout(() => {
+        Alert.alert('Login realizado!', `Bem-vindo(a), ${email.split('@')[0]}!`);
+      }, 300); // delay pequeno para garantir que a navegação ocorreu
+
     }, 1500);
   };
 
@@ -106,9 +109,9 @@ export default function LoginScreen() {
         <View style={styles.footer}>
           <Text style={styles.footerText}>Não tem uma conta?</Text>
           <Link href="/register" asChild>
-          <TouchableOpacity>
-            <Text style={styles.registerText}> Crie uma conta agora</Text>
-          </TouchableOpacity>
+            <TouchableOpacity>
+              <Text style={styles.registerText}> Crie uma conta agora</Text>
+            </TouchableOpacity>
           </Link>
         </View>
         
@@ -119,97 +122,20 @@ export default function LoginScreen() {
 
 // ESTILOS
 const styles = StyleSheet.create({
-  container: {
-    flex: 1,
-    backgroundColor: '#f8f9fa',
-  },
-  content: {
-    flex: 1,
-    justifyContent: 'center',
-    paddingHorizontal: 24,
-  },
-  header: {
-    alignItems: 'center',
-    marginBottom: 48,
-  },
-  title: {
-    fontSize: 32,
-    fontWeight: '800',
-    color: '#2d3436',
-    marginBottom: 8,
-  },
-  subtitle: {
-    fontSize: 16,
-    color: '#636e72',
-    textAlign: 'center',
-  },
-  form: {
-    backgroundColor: '#fff',
-    borderRadius: 20,
-    padding: 24,
-    shadowColor: '#000',
-    shadowOffset: { width: 0, height: 4 },
-    shadowOpacity: 0.1,
-    shadowRadius: 12,
-    elevation: 5,
-  },
-  label: {
-    fontSize: 14,
-    fontWeight: '600',
-    color: '#2d3436',
-    marginBottom: 8,
-    marginLeft: 4,
-  },
-  input: {
-    backgroundColor: '#f8f9fa',
-    borderRadius: 12,
-    paddingHorizontal: 16,
-    paddingVertical: 14,
-    fontSize: 16,
-    marginBottom: 20,
-    borderWidth: 1,
-    borderColor: '#dfe6e9',
-    color: '#2d3436',
-  },
-  button: {
-    backgroundColor: '#0984e3',
-    borderRadius: 12,
-    paddingVertical: 16,
-    alignItems: 'center',
-    marginTop: 8,
-    marginBottom: 24,
-  },
-  buttonDisabled: {
-    backgroundColor: '#74b9ff',
-  },
-  buttonText: {
-    color: '#fff',
-    fontSize: 16,
-    fontWeight: '700',
-  },
-  forgotLink: {
-    alignItems: 'center',
-  },
-  forgotText: {
-    color: '#0984e3',
-    fontSize: 15,
-    fontWeight: '500',
-  },
-  footer: {
-    flexDirection: 'row',
-    justifyContent: 'center',
-    marginTop: 40,
-    paddingTop: 24,
-    borderTopWidth: 1,
-    borderTopColor: '#dfe6e9',
-  },
-  footerText: {
-    color: '#636e72',
-    fontSize: 15,
-  },
-  registerText: {
-    color: '#0984e3',
-    fontSize: 15,
-    fontWeight: '700',
-  },
+  container: { flex: 1, backgroundColor: '#f8f9fa' },
+  content: { flex: 1, justifyContent: 'center', paddingHorizontal: 24 },
+  header: { alignItems: 'center', marginBottom: 48 },
+  title: { fontSize: 32, fontWeight: '800', color: '#2d3436', marginBottom: 8 },
+  subtitle: { fontSize: 16, color: '#636e72', textAlign: 'center' },
+  form: { backgroundColor: '#fff', borderRadius: 20, padding: 24, shadowColor: '#000', shadowOffset: { width: 0, height: 4 }, shadowOpacity: 0.1, shadowRadius: 12, elevation: 5 },
+  label: { fontSize: 14, fontWeight: '600', color: '#2d3436', marginBottom: 8, marginLeft: 4 },
+  input: { backgroundColor: '#f8f9fa', borderRadius: 12, paddingHorizontal: 16, paddingVertical: 14, fontSize: 16, marginBottom: 20, borderWidth: 1, borderColor: '#dfe6e9', color: '#2d3436' },
+  button: { backgroundColor: '#0984e3', borderRadius: 12, paddingVertical: 16, alignItems: 'center', marginTop: 8, marginBottom: 24 },
+  buttonDisabled: { backgroundColor: '#74b9ff' },
+  buttonText: { color: '#fff', fontSize: 16, fontWeight: '700' },
+  forgotLink: { alignItems: 'center' },
+  forgotText: { color: '#0984e3', fontSize: 15, fontWeight: '500' },
+  footer: { flexDirection: 'row', justifyContent: 'center', marginTop: 40, paddingTop: 24, borderTopWidth: 1, borderTopColor: '#dfe6e9' },
+  footerText: { color: '#636e72', fontSize: 15 },
+  registerText: { color: '#0984e3', fontSize: 15, fontWeight: '700' },
 });
diff --git a/app/register.tsx b/app/register.tsx
index a4f41f5..5af0fff 100644
--- a/app/register.tsx
+++ b/app/register.tsx
@@ -33,7 +33,7 @@ export default function RegisterScreen() {
 
   const handleRegister = () => {
     if (!form.nome.trim()) {
-      Alert.alert('Erro', 'Por favor, insira seu nome');
+      Alert.alert('Erro', 'Por favor, insira o seu nome');
       return;
     }
 
@@ -85,7 +85,7 @@ export default function RegisterScreen() {
           showsVerticalScrollIndicator={false}
           keyboardShouldPersistTaps="handled"
         >
-          {/* BOTÃO VOLTAR NO TOPO (AGORA SEM BUG DO NOTCH) */}
+          {/* BOTÃO VOLTAR ATRÁS */}
           <Link href="/" asChild>
             <TouchableOpacity style={styles.backHeaderButton} disabled={loading}>
               <Text style={styles.backHeaderText}>←</Text>
@@ -102,12 +102,12 @@ export default function RegisterScreen() {
 
           {/* FORMULÁRIO */}
           <View style={styles.formCard}>
-            {/* NOME */}
+            {/* NOME COMPLETO */}
             <View style={styles.inputGroup}>
               <Text style={styles.label}>Nome Completo</Text>
               <TextInput
                 style={styles.input}
-                placeholder="Digite seu nome completo"
+                placeholder="Insira o seu nome completo..."
                 value={form.nome}
                 onChangeText={(text) => handleChange('nome', text)}
                 editable={!loading}
@@ -119,7 +119,7 @@ export default function RegisterScreen() {
               <Text style={styles.label}>Email</Text>
               <TextInput
                 style={styles.input}
-                placeholder="exemplo@email.com"
+                placeholder="Insira o seu email..."
                 value={form.email}
                 onChangeText={(text) => handleChange('email', text)}
                 keyboardType="email-address"
@@ -128,12 +128,12 @@ export default function RegisterScreen() {
               />
             </View>
 
-            {/* TELEFONE */}
+            {/* Nº TELEMÓVEL */}
             <View style={styles.inputGroup}>
               <Text style={styles.label}>Telefone</Text>
               <TextInput
                 style={styles.input}
-                placeholder="912 345 678"
+                placeholder="Insira o seu nº telemóvel..."
                 value={form.telefone}
                 onChangeText={(text) => handleChange('telefone', text)}
                 keyboardType="phone-pad"
@@ -141,12 +141,12 @@ export default function RegisterScreen() {
               />
             </View>
 
-            {/* SENHA */}
+            {/* PALAVRA-PASSE */}
             <View style={styles.inputGroup}>
               <Text style={styles.label}>Senha</Text>
               <TextInput
                 style={styles.input}
-                placeholder="Mínimo 6 caracteres"
+                placeholder="Mínimo de 6 caracteres"
                 value={form.password}
                 onChangeText={(text) => handleChange('password', text)}
                 secureTextEntry
@@ -154,12 +154,12 @@ export default function RegisterScreen() {
               />
             </View>
 
-            {/* CONFIRMAR SENHA */}
+            {/* CONFIRMAR PALAVRA-PASSE */}
             <View style={styles.inputGroup}>
               <Text style={styles.label}>Confirmar Senha</Text>
               <TextInput
                 style={styles.input}
-                placeholder="Digite novamente a senha"
+                placeholder="Insira novamente a sua palavra-passe"
                 value={form.confirmarPassword}
                 onChangeText={(text) => handleChange('confirmarPassword', text)}
                 secureTextEntry
@@ -167,7 +167,7 @@ export default function RegisterScreen() {
               />
             </View>
 
-            {/* BOTÃO REGISTRAR */}
+            {/* BOTÃO CRIAR CONTA */}
             <TouchableOpacity
               style={[styles.registerButton, loading && styles.buttonDisabled]}
               onPress={handleRegister}
@@ -205,7 +205,7 @@ const styles = StyleSheet.create({
   scrollContainer: {
     flexGrow: 1,
     padding: 20,
-    paddingTop: 20, // SafeArea já resolve o notch
+    paddingTop: 20,
   },
   backHeaderButton: {
     position: 'absolute',