diff --git a/CodeIgniter-3.1.13/application/config/autoload.php b/CodeIgniter-3.1.13/application/config/autoload.php
index 7cdc901..01fe0e2 100644
--- a/CodeIgniter-3.1.13/application/config/autoload.php
+++ b/CodeIgniter-3.1.13/application/config/autoload.php
@@ -89,7 +89,7 @@ $autoload['drivers'] = array();
 |
 |	$autoload['helper'] = array('url', 'file');
 */
-$autoload['helper'] = array();
+$autoload['helper'] = array('url', 'form', 'html', 'cookie');
 
 /*
 | -------------------------------------------------------------------
diff --git a/CodeIgniter-3.1.13/application/controllers/Albums.php b/CodeIgniter-3.1.13/application/controllers/Albums.php
index de1d97c..68b5bd0 100644
--- a/CodeIgniter-3.1.13/application/controllers/Albums.php
+++ b/CodeIgniter-3.1.13/application/controllers/Albums.php
@@ -33,36 +33,18 @@ class Albums extends CI_Controller {
         $data['genres'] = $this->model_music->getGenres();
         $data['artists'] = $this->model_music->getArtists();
         
-        include 'temporaire.php';
-        if($logged == true){
-            $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_logged_dark');
-            $this->load->view('albums_list', $data);
-            $this->load->view('layout/footer_dark');
-        } else {
-            $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_not_logged_dark');
-            $this->load->view('albums_list', $data);
-            $this->load->view('layout/footer_dark');
-        }
+        $this->load->view('layout/header_dark');
+        $this->load->view('albums_list', $data);
+        $this->load->view('layout/footer_dark');
     }
 
     public function view($id){
         $album = $this->model_music->get_album_by_id($id);
         $data['album'] = $album;
 
-        include 'temporaire.php';
-        if($logged == true){
-            $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_logged_dark');
-            $this->load->view('album_view', $data);
-            $this->load->view('layout/footer_dark');
-        } else {
-            $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_not_logged_dark');
-            $this->load->view('album_view', $data);
-            $this->load->view('layout/footer_dark');
-        }
+        $this->load->view('layout/header_dark');
+        $this->load->view('album_view', $data);
+        $this->load->view('layout/footer_dark');
     }
 
 }
diff --git a/CodeIgniter-3.1.13/application/controllers/Artiste.php b/CodeIgniter-3.1.13/application/controllers/Artiste.php
index 11b867e..ce85aad 100644
--- a/CodeIgniter-3.1.13/application/controllers/Artiste.php
+++ b/CodeIgniter-3.1.13/application/controllers/Artiste.php
@@ -25,18 +25,9 @@ class Artiste extends CI_Controller {
             $data['albums'] = $albums;
             $data['mostUsedGenre'] = $mostUsedGenre; // Passer $mostUsedGenre à la vue
             
-            include 'temporaire.php';
-            if($logged == true){
-                $this->load->view('layout/header_dark');
-                $this->load->view('layout/header_logged_dark');
-                $this->load->view('artiste_details', $data);
-                $this->load->view('layout/footer_dark');
-            } else {
-                $this->load->view('layout/header_dark');
-                $this->load->view('layout/header_not_logged_dark');
-                $this->load->view('artiste_details', $data);
-                $this->load->view('layout/footer_dark');
-            }
+            $this->load->view('layout/header_dark');
+            $this->load->view('artiste_details', $data);
+            $this->load->view('layout/footer_dark');
             
         } else {
             // Gérer le cas où l'artiste n'est pas trouvé == afficher un error 404
@@ -56,18 +47,9 @@ class Artiste extends CI_Controller {
         $data['artists'] = $artists;
         $data['current_order'] = $order;
         
-        include 'temporaire.php';
-        if($logged == true){
-            $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_logged_dark');
-            $this->load->view('artists_list', $data);
-            $this->load->view('layout/footer_dark');
-        } else {
-            $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_not_logged_dark');
-            $this->load->view('artists_list', $data);
-            $this->load->view('layout/footer_dark');
-        }
+        $this->load->view('layout/header_dark');
+        $this->load->view('artists_list', $data);
+        $this->load->view('layout/footer_dark');
     }
 }
 ?>
diff --git a/CodeIgniter-3.1.13/application/controllers/Home.php b/CodeIgniter-3.1.13/application/controllers/Home.php
index 35afd61..e819135 100644
--- a/CodeIgniter-3.1.13/application/controllers/Home.php
+++ b/CodeIgniter-3.1.13/application/controllers/Home.php
@@ -16,19 +16,9 @@ public function index() {
     $data['covers'] = $this->Cover_model->get_covers();
 
     // Charger la vue avec les données récupérées
-    
-    include 'temporaire.php';
-    if($logged == true){
-        $this->load->view('layout/header_dark');
-        $this->load->view('layout/header_logged_dark');
-        $this->load->view('accueil', $data);
-        $this->load->view('layout/footer_dark');
-    } else {
-        $this->load->view('layout/header_dark');
-        $this->load->view('layout/header_not_logged_dark');
-        $this->load->view('accueil', $data);
-        $this->load->view('layout/footer_dark');
-    }
+    $this->load->view('layout/header_dark');
+    $this->load->view('accueil', $data);
+    $this->load->view('layout/footer_dark');
 }
 }
 ?>
\ No newline at end of file
diff --git a/CodeIgniter-3.1.13/application/controllers/MentionsLegales.php b/CodeIgniter-3.1.13/application/controllers/MentionsLegales.php
index 24c7476..d840a40 100644
--- a/CodeIgniter-3.1.13/application/controllers/MentionsLegales.php
+++ b/CodeIgniter-3.1.13/application/controllers/MentionsLegales.php
@@ -11,18 +11,9 @@ class MentionsLegales extends CI_Controller {
 
     public function index()
     {
-        include 'temporaire.php';
-        if($logged == true){
-            $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_logged_dark');
-            $this->load->view('mentions-legals');
-            $this->load->view('layout/footer_dark');
-        } else {
-            $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_not_logged_dark');
-            $this->load->view('mentions-legals');
-            $this->load->view('layout/footer_dark');
-        }
+        $this->load->view('layout/header_dark');
+        $this->load->view('mentions-legals');
+        $this->load->view('layout/footer_dark');
         
     }
 }
diff --git a/CodeIgniter-3.1.13/application/controllers/Musiques.php b/CodeIgniter-3.1.13/application/controllers/Musiques.php
index 67d74c2..e5a2127 100644
--- a/CodeIgniter-3.1.13/application/controllers/Musiques.php
+++ b/CodeIgniter-3.1.13/application/controllers/Musiques.php
@@ -37,18 +37,9 @@ class Musiques extends CI_Controller {
         $data['sort'] = $sort; // Passer la valeur de tri à la vue
     
         // Charger la vue
-        include 'temporaire.php';
-        if($logged == true){
-            $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_logged_dark');
-            $this->load->view('musiques_list', $data);
-            $this->load->view('layout/footer_dark');
-        } else {
-            $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_not_logged_dark');
-            $this->load->view('musiques_list', $data);
-            $this->load->view('layout/footer_dark');
-        }
+        $this->load->view('layout/header_dark');
+        $this->load->view('musiques_list', $data);
+        $this->load->view('layout/footer_dark');
     }
     
 }
diff --git a/CodeIgniter-3.1.13/application/controllers/Search.php b/CodeIgniter-3.1.13/application/controllers/Search.php
index fa46fe9..dc097dc 100644
--- a/CodeIgniter-3.1.13/application/controllers/Search.php
+++ b/CodeIgniter-3.1.13/application/controllers/Search.php
@@ -25,19 +25,9 @@ class Search extends CI_Controller {
             $data['artistes'] = [];
             $data['error'] = "La requête de recherche ne peut pas être vide.";
 
-            
-            if($logged == true){
-                $this->load->view('layout/header_dark');
-                $this->load->view('layout/header_logged_dark');
-                $this->load->view('search_results', $data); 
-                $this->load->view('layout/footer_dark');
-            } else {
-                $this->load->view('layout/header_dark');
-                $this->load->view('layout/header_not_logged_dark');
-                $this->load->view('search_results', $data); 
-                $this->load->view('layout/footer_dark');
-            }
-            return;
+            $this->load->view('layout/header_dark');
+            $this->load->view('search_results', $data); 
+            $this->load->view('layout/footer_dark');
         }
 
         // Faire une recherche dans les musiques, les albums, les genres et les artistes
@@ -53,16 +43,8 @@ class Search extends CI_Controller {
         $data['genres'] = $genres;
         $data['artistes'] = $artistes;
         
-        if($logged == true){
-            $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_logged_dark');
-            $this->load->view('search_results', $data); 
-            $this->load->view('layout/footer_dark');
-        } else {
-            $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_not_logged_dark');
-            $this->load->view('search_results', $data); 
-            $this->load->view('layout/footer_dark');
-        }
+        $this->load->view('layout/header_dark');
+        $this->load->view('search_results', $data); 
+        $this->load->view('layout/footer_dark');
     }
 }
diff --git a/CodeIgniter-3.1.13/application/controllers/Utilisateur.php b/CodeIgniter-3.1.13/application/controllers/Utilisateur.php
index cae2d04..eb522a9 100644
--- a/CodeIgniter-3.1.13/application/controllers/Utilisateur.php
+++ b/CodeIgniter-3.1.13/application/controllers/Utilisateur.php
@@ -5,11 +5,12 @@ class Utilisateur extends CI_Controller {
 
     public function __construct(){
         parent::__construct();
-        $this->load->helper(array('form', 'url'));
+        $this->load->helper(array('form', 'url', 'cookie'));
         $this->load->library(array('form_validation', 'session'));
         $this->load->model('Utilisateur_model');
         $this->load->helper('html');
     }
+    
 
     public function inscription(){
         // Définir les règles de validation
@@ -24,7 +25,6 @@ class Utilisateur extends CI_Controller {
         if ($this->form_validation->run() == FALSE) {
             // Charger la vue avec les erreurs
             $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_not_logged_dark');
             $this->load->view('inscription');
             $this->load->view('layout/footer_dark');
         } else {
@@ -43,7 +43,6 @@ class Utilisateur extends CI_Controller {
             } else {
                 $data['error'] = 'Une erreur est survenue. Veuillez réessayer.';
                 $this->load->view('layout/header_dark');
-                $this->load->view('layout/header_not_logged_dark');
                 $this->load->view('inscription', $data);
                 $this->load->view('layout/footer_dark');
             }
@@ -58,7 +57,6 @@ class Utilisateur extends CI_Controller {
         if ($this->form_validation->run() == FALSE) {
             // Charger la vue avec les erreurs
             $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_not_logged_dark');
             $this->load->view('connexion');
             $this->load->view('layout/footer_dark');
         } else {
@@ -72,16 +70,36 @@ class Utilisateur extends CI_Controller {
             if ($user && password_verify($password, $user->password)) {
                 // Connexion réussie, enregistrer l'utilisateur dans la session
                 $this->session->set_userdata('user_id', $user->id);
+                // Définir un cookie pour indiquer que l'utilisateur est connecté
+                $cookie = array(
+                    'name'   => 'user_logged_in',
+                    'value'  => '1',
+                    'expire' => '86500', // durée de vie du cookie (1 jour)
+                    'secure' => TRUE
+                );
+                $this->input->set_cookie($cookie);
                 redirect('utilisateur/dashboard');
             } else {
                 $data['error'] = 'Email ou mot de passe incorrect.';
                 $this->load->view('layout/header_dark');
-                $this->load->view('layout/header_logged_dark');
                 $this->load->view('connexion', $data);
                 $this->load->view('layout/footer_dark');
             }
         }
     }
+
+    public function deconnexion(){
+        // Détruire la session de l'utilisateur
+        $this->session->unset_userdata('user_id');
+        $this->session->sess_destroy();
+        
+        // Supprimer le cookie
+        delete_cookie('user_logged_in');
+        
+        // Rediriger vers la page de connexion
+        redirect('utilisateur/connexion');
+    }    
+    
     public function dashboard(){
         if(!$this->session->userdata('user_id')){
             redirect('utilisateur/connexion');
@@ -93,12 +111,10 @@ class Utilisateur extends CI_Controller {
     
         // Charger les vues
         $this->load->view('layout/header_dark');
-        $this->load->view('layout/header_logged_dark');
         $this->load->view('dashboard', $data);
         $this->load->view('layout/footer_dark');
     }
     
-    
     public function modifier(){
         if(!$this->session->userdata('user_id')){
             redirect('utilisateur/connexion');
@@ -127,10 +143,8 @@ class Utilisateur extends CI_Controller {
     
             $data['user'] = $this->Utilisateur_model->get_user_by_id($user_id);
             $this->load->view('layout/header_dark');
-            $this->load->view('layout/header_logged_dark');
             $this->load->view('dashboard', $data);
             $this->load->view('layout/footer_dark');
         }
     }
-       
 }
diff --git a/CodeIgniter-3.1.13/application/views/dashboard.php b/CodeIgniter-3.1.13/application/views/dashboard.php
index 8d863ae..8e06caf 100644
--- a/CodeIgniter-3.1.13/application/views/dashboard.php
+++ b/CodeIgniter-3.1.13/application/views/dashboard.php
@@ -4,11 +4,11 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Dashboard</title>
-    <link rel="stylesheet" href="<?php echo base_url('assets/css/inscription'); ?>">
+    <link rel="stylesheet" href="<?php echo base_url('assets/css/inscription.css'); ?>">
 </head>
 <body>
     <div class="container">
-        <h2>Bienvenue, <?php echo $user->prenom; ?></h2>
+        <h2>Bienvenue, <?php echo $user->prenom; ?> 👋 !</h2>
 
         <?php if (isset($success)): ?>
             <p class="success"><?php echo $success; ?></p>
diff --git a/CodeIgniter-3.1.13/application/views/layout/header_dark.php b/CodeIgniter-3.1.13/application/views/layout/header_dark.php
index 19ed55d..bb3c27f 100644
--- a/CodeIgniter-3.1.13/application/views/layout/header_dark.php
+++ b/CodeIgniter-3.1.13/application/views/layout/header_dark.php
@@ -3,7 +3,7 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <?=link_tag('assets/css/header_not_logged_dark')?>
+    <?=link_tag('assets/css/header_not_logged_dark.css')?>
     <?=link_tag('assets/img/Logo_ONZEUR.png')?>
     <?=link_tag(array(
         'href'=>'assets/img/Logo_ONZEUR.png',
@@ -11,4 +11,16 @@
         'type'=>'image/x-icon'
     ))?>
     <?=link_tag('assets/css/footer_dark.css')?>
-</head>
\ No newline at end of file
+</head>
+<body>
+<?php if (get_cookie('user_logged_in')): ?>
+    <!-- Utilisateur connecté -->
+    <?php $this->load->view('layout/header_logged_dark'); ?>
+<?php else: ?>
+    <!-- Utilisateur non connecté -->
+    <?php $this->load->view('layout/header_not_logged_dark'); ?>
+<?php endif; ?>
+
+<!-- Contenu de la page -->
+</body>
+</html>
diff --git a/CodeIgniter-3.1.13/assets/css/inscription.css b/CodeIgniter-3.1.13/assets/css/inscription.css
index 7edeb49..79fb096 100644
--- a/CodeIgniter-3.1.13/assets/css/inscription.css
+++ b/CodeIgniter-3.1.13/assets/css/inscription.css
@@ -90,6 +90,12 @@ label {
     font-size: 14px;
 }
 
+.success {
+    color: green;
+    margin-top: 5px;
+    font-size: 15px;
+}
+
 .user-info {
     width: 100%;
     border-collapse: collapse;