diff --git a/Vue/includes/header.php b/Vue/includes/header.php
index fcc91ec8..32036d04 100644
--- a/Vue/includes/header.php
+++ b/Vue/includes/header.php
@@ -1,43 +1,61 @@
 <header id="header" class="header fixed-top d-flex align-items-center">
     <div class="d-flex align-items-center justify-content-between">
         <a class="logo d-flex align-items-center">
-            <img src="Bootstrap_new/images/new/favicon.png" alt="Logo">
-            <span class="d-none d-lg-block">INTER SANTE</span>
+            <img src="Bootstrap_new/images/new/favicon.png" alt="Inter Santé">
+            
+            <?php if (!empty($_SESSION['logoSociete'])) : ?>
+                <div class="divider-v ms-2 me-2"></div>
+                <img src="<?= $_SESSION['logoSociete'] ?>" alt="Gestionnaire" style="max-height: 30px;">
+            <?php endif; ?>
+
+            <span class="d-none d-lg-block ms-2 fw-bold text-dark">INTER SANTE</span>
         </a>
         <i class="bi bi-list toggle-sidebar-btn ms-3"></i>
     </div>
 
     <nav class="ms-4 d-none d-md-block">
         <ol class="breadcrumb mb-0 bg-transparent">
-            <li class="breadcrumb-item small"><a href="<?= $_SESSION['retourVue'] ?>"><?= $_SESSION['titreRetour'] ?></a></li>
+            <li class="breadcrumb-item small">
+                <a href="<?= $_SESSION['retourVue'] ?>" class="text-muted text-decoration-none">
+                    <i class="bi bi-chevron-left"></i> <?= $_SESSION['titreRetour'] ?>
+                </a>
+            </li>
             <li class="breadcrumb-item active small fw-bold text-primary"><?= $_SESSION['descriptionVue'] ?></li>
         </ol>
     </nav>
 
     <nav class="header-nav ms-auto pe-3">
-        <ul class="d-flex align-items-center">
-            <li class="nav-item dropdown px-3">
-                <a class="nav-link nav-icon" href="#" data-bs-toggle="dropdown">
-                    <img src="Bootstrap_new/images/<?= (est_anglophone()) ? 'england.png' : 'france.png' ?>" width="20">
+        <ul class="d-flex align-items-center mb-0 list-unstyled">
+            
+            <li class="nav-item me-2">
+                <a title="<?= _("Guide d'utilisation"); ?>" class="nav-link nav-icon" href="Guideutilisation/">
+                    <i class="bi bi-question-circle text-muted fs-5"></i>
                 </a>
-                <ul class="dropdown-menu dropdown-menu-end shadow border-0">
-                    <li><a class="dropdown-item" href="javascript:changer_langue();"><?= _("Changer de langue") ?></a></li>
+            </li>
+
+            <li class="nav-item dropdown px-3 border-start">
+                <a class="nav-link d-flex align-items-center" href="#" data-bs-toggle="dropdown">
+                    <img src="Bootstrap_new/images/<?= (est_anglophone()) ? 'england.png' : 'france.png' ?>" width="20" class="me-2 rounded-sm shadow-sm">
+                    <span class="fw-bold small text-dark uppercase"><?= (est_anglophone()) ? 'EN' : 'FR' ?></span>
+                </a>
+                <ul class="dropdown-menu dropdown-menu-end shadow border-0 mt-3">
+                    <li><a class="dropdown-item" href="javascript:changer_langue();"><i class="bi bi-translate me-2"></i> <?= _("Changer de langue") ?></a></li>
                 </ul>
             </li>
 
-            <li class="nav-item dropdown border-start ps-3">
+            <li class="nav-item dropdown ps-3">
                 <a class="nav-link nav-profile d-flex align-items-center" href="#" data-bs-toggle="dropdown">
-                    <span class="initials"><?= $_SESSION['userInitials_C'] ?></span>
-                    <span class="d-none d-md-block dropdown-toggle ps-2 fw-semibold"><?= $_SESSION['utilisateur_C'] ?></span>
+                    <div class="initials-box"><?= $_SESSION['userInitials_C'] ?></div>
+                    <span class="d-none d-md-block dropdown-toggle ps-2 fw-semibold text-dark"><?= $_SESSION['utilisateur_C'] ?></span>
                 </a>
-                <ul class="dropdown-menu dropdown-menu-end shadow border-0 profile">
+                <ul class="dropdown-menu dropdown-menu-end shadow border-0 profile mt-3">
                     <li class="dropdown-header text-start">
-                        <h6 class="mb-0"><?= $_SESSION['nomSociete'] ?></h6>
+                        <h6 class="mb-0 text-primary"><?= $_SESSION['nomSociete'] ?></h6>
                         <small class="text-muted"><?= $_SESSION['libeleRole_C'] ?></small>
                     </li>
                     <li><hr class="dropdown-divider"></li>
-                    <li><a class="dropdown-item d-flex align-items-center" href="javascript:change_password();"><i class="bi bi-shield-lock"></i> <span>Sécurité</span></a></li>
-                    <li><a class="dropdown-item d-flex align-items-center text-danger" href="LogOut/"><i class="bi bi-box-arrow-right"></i> <span>Déconnexion</span></a></li>
+                    <li><a class="dropdown-item d-flex align-items-center" href="javascript:change_password();"><i class="bi bi-shield-lock me-2"></i> <span><?= _("Sécurité") ?></span></a></li>
+                    <li><a class="dropdown-item d-flex align-items-center text-danger" href="LogOut/"><i class="bi bi-box-arrow-right me-2"></i> <span><?= _("Déconnexion") ?></span></a></li>
                 </ul>
             </li>
         </ul>