diff --git a/header.php b/header.php
index c9bb1e2..6be3cbf 100644
--- a/header.php
+++ b/header.php
@@ -6,7 +6,6 @@ require_once __DIR__ . '/includes/i18n.php';
 
 /**
  * Génère une URL avec le paramètre de langue mis à jour
- * sans perdre les autres paramètres (ex: id, tab, etc.)
  */
 function getLangUrl($newLang) {
     $params = $_GET;
@@ -16,7 +15,7 @@ function getLangUrl($newLang) {
 
 $pageTitle = $pageTitle ?? "PachaFamily";
 $activePage = $activePage ?? "";
-$currentLang = $_SESSION['app_lang'] ?? 'fr'; // Récupération de la langue active
+$currentLang = $_SESSION['app_lang'] ?? 'fr';
 ?>
 <!DOCTYPE html>
 <html lang="<?= htmlspecialchars($currentLang) ?>">
@@ -30,12 +29,20 @@ $currentLang = $_SESSION['app_lang'] ?? 'fr'; // Récupération de la langue act
   <?php if (!empty($pageCss)): ?>
     <link rel="stylesheet" href="<?= htmlspecialchars($pageCss) ?>">
   <?php endif; ?>
+  <style>
+    /* Patch CSS pour la zone droite de l'en-tête (Desktop / Mobile) */
+    .pf-header-right { display: flex; align-items: center; gap: 15px; }
+    @media (max-width: 768px) {
+        .pf-desktop-actions { display: none !important; }
+    }
+  </style>
 </head>
 <body class="<?= htmlspecialchars($bodyClass ?? '') ?>">
 
   <header class="pf-header">
     <a href="/index.php" class="pf-logo">PachaFamily</a>
 
+    <?php if (isset($_SESSION['user'])): ?>
     <nav class="pf-nav">
       <a href="/index.php" class="pf-nav-link <?= $activePage === 'home' ? 'pf-nav-link--active' : '' ?>"><?= tr('menu_home') ?></a>
       <a href="/family-calendar.php" class="pf-nav-link <?= $activePage === 'family-calendar' ? 'pf-nav-link--active' : '' ?>"><?= tr('menu_calendar') ?></a>
@@ -43,59 +50,58 @@ $currentLang = $_SESSION['app_lang'] ?? 'fr'; // Récupération de la langue act
       <a href="/holidays.php" class="pf-nav-link <?= $activePage === 'holidays' ? 'pf-nav-link--active' : '' ?>"><?= tr('menu_holidays') ?></a>
       <a href="/gift-list.php" class="pf-nav-link <?= $activePage === 'gift-list' ? 'pf-nav-link--active' : '' ?>"><?= tr('menu_gifts') ?></a>
     </nav>
+    <?php endif; ?>
 
-    <div class="pf-header-actions">
-      <div style="display: flex; align-items: center; gap: 8px; margin-right: 15px; border-right: 1px solid #cbd5e1; padding-right: 15px;">
-          <a href="<?= getLangUrl('fr') ?>" style="text-decoration:none; font-weight:bold; color: <?= $currentLang === 'fr' ? '#2563eb' : '#94a3b8' ?>;" title="Français">FR</a>
+    <div class="pf-header-right">
+      
+      <div style="display: flex; align-items: center; gap: 8px;">
+          <a href="<?= getLangUrl('fr') ?>" style="text-decoration:none; font-weight:bold; font-size:1rem; color: <?= $currentLang === 'fr' ? '#2563eb' : '#94a3b8' ?>;" title="Français">FR</a>
           <span style="color: #cbd5e1;">|</span>
-          <a href="<?= getLangUrl('ca') ?>" style="text-decoration:none; font-weight:bold; color: <?= $currentLang === 'ca' ? '#f59e0b' : '#94a3b8' ?>;" title="Català">CA</a>
+          <a href="<?= getLangUrl('ca') ?>" style="text-decoration:none; font-weight:bold; font-size:1rem; color: <?= $currentLang === 'ca' ? '#f59e0b' : '#94a3b8' ?>;" title="Català">CA</a>
       </div>
 
       <?php if (isset($_SESSION['user'])): ?>
-        <div class="pf-user-badge">
-          <?= htmlspecialchars($_SESSION['user']['display_name'] ?? $_SESSION['user']['username']) ?>
+        <div class="pf-desktop-actions" style="display: flex; align-items: center; gap: 10px; border-left: 1px solid #cbd5e1; padding-left: 15px;">
+          <div class="pf-user-badge">
+            <?= htmlspecialchars($_SESSION['user']['display_name'] ?? $_SESSION['user']['username']) ?>
+          </div>
+          <a href="/logout.php" class="pf-logout-btn"><?= tr('btn_logout') ?></a>
         </div>
-        <a href="/logout.php" class="pf-logout-btn"><?= tr('btn_logout') ?></a>
+        
+        <button class="pf-burger-btn" aria-label="<?= tr('aria_menu') ?>" style="margin-left: 5px;">☰</button>
+        
       <?php else: ?>
-        <a href="/login.php" class="pf-nav-link"><?= tr('btn_login') ?></a>
+        <a href="/login.php" class="pf-nav-link" style="border-left: 1px solid #cbd5e1; padding-left: 15px; margin-left: 5px;"><?= tr('btn_login') ?></a>
       <?php endif; ?>
     </div>
-
-    <button class="pf-burger-btn" aria-label="<?= tr('aria_menu') ?>">☰</button>
   </header>
 
+  <?php if (isset($_SESSION['user'])): ?>
   <div class="pf-mobile-menu">
-    
-    <div style="display: flex; justify-content: center; align-items: center; gap: 20px; padding: 15px 0; border-bottom: 1px solid #e2e8f0; margin-bottom: 10px;">
-        <a href="<?= getLangUrl('fr') ?>" style="text-decoration:none; font-size:1.2rem; font-weight:bold; color: <?= $currentLang === 'fr' ? '#2563eb' : '#94a3b8' ?>;">FR</a>
-        <span style="color: #cbd5e1; font-size:1.2rem;">|</span>
-        <a href="<?= getLangUrl('ca') ?>" style="text-decoration:none; font-size:1.2rem; font-weight:bold; color: <?= $currentLang === 'ca' ? '#f59e0b' : '#94a3b8' ?>;">CA</a>
-    </div>
-
     <a href="/index.php" class="pf-mobile-nav-link"><?= tr('menu_home') ?></a>
     <a href="/family-calendar.php" class="pf-mobile-nav-link"><?= tr('menu_calendar') ?></a>
     <a href="/budget.php" class="pf-mobile-nav-link"><?= tr('menu_budget') ?></a>
     <a href="/holidays.php" class="pf-mobile-nav-link"><?= tr('menu_holidays') ?></a>
     <a href="/gift-list.php" class="pf-mobile-nav-link"><?= tr('menu_gifts') ?></a>
     <hr style="width: 80%; border: 0; border-top: 1px solid #eee; margin: 10px 0;">
-    <?php if (isset($_SESSION['user'])): ?>
-      <a href="/logout.php" class="pf-mobile-nav-link pf-mobile-logout"><?= tr('btn_logout') ?></a>
-    <?php else: ?>
-      <a href="/login.php" class="pf-mobile-nav-link"><?= tr('btn_login') ?></a>
-    <?php endif; ?>
+    <a href="/logout.php" class="pf-mobile-nav-link pf-mobile-logout"><?= tr('btn_logout') ?></a>
   </div>
+  <?php endif; ?>
 
   <main class="pf-main">
 
   <script>
-    window.I18N_LANG = '<?= $currentLang === "ca" ? "ca-ES" : "fr-FR" ?>';
+    /**
+     * Pont d'Internationalisation pour le Javascript
+     */
     window.I18N = <?php echo json_encode($current_translations_array ?? []); ?>;
     
     function tr(key) {
         return window.I18N[key] || key;
     }
 
-    // Gestion du menu mobile
+    // Gestion du menu mobile (Uniquement si le bouton Burger est présent dans le DOM)
+    <?php if (isset($_SESSION['user'])): ?>
     const burgerBtn = document.querySelector('.pf-burger-btn');
     const mobileMenu = document.querySelector('.pf-mobile-menu');
     
@@ -104,7 +110,6 @@ $currentLang = $_SESSION['app_lang'] ?? 'fr'; // Récupération de la langue act
         const isOpen = mobileMenu.classList.toggle('is-open');
         burgerBtn.textContent = isOpen ? '✕' : '☰';
         
-        // Bonus sécurité : empêcher le scroll si le menu est ouvert
         if (isOpen) {
           document.body.classList.add('no-scroll');
         } else {
@@ -112,4 +117,5 @@ $currentLang = $_SESSION['app_lang'] ?? 'fr'; // Récupération de la langue act
         }
       });
     }
+    <?php endif; ?>
   </script>
\ No newline at end of file
