diff --git a/Front-End/src/components/Form/FormRenderer.js b/Front-End/src/components/Form/FormRenderer.js
index cfe06ec..898e1fc 100644
--- a/Front-End/src/components/Form/FormRenderer.js
+++ b/Front-End/src/components/Form/FormRenderer.js
@@ -36,6 +36,8 @@ export default function FormRenderer({
   }, // Callback de soumission personnalisé (optionnel)
   masterFile = null,
 }) {
+  const formFields = formConfig?.fields || [];
+
   const resolveMasterFileUrl = (fileValue) => {
     if (!fileValue) return null;
     if (typeof fileValue !== 'string') return null;
@@ -50,6 +52,52 @@ export default function FormRenderer({
 
   const masterFileUrl = resolveMasterFileUrl(masterFile);
 
+  const detectMasterFileType = (fileUrl) => {
+    if (!fileUrl || typeof fileUrl !== 'string') return 'unknown';
+
+    let candidate = fileUrl;
+
+    if (fileUrl.startsWith('/api/download?')) {
+      const queryPart = fileUrl.split('?')[1] || '';
+      const params = new URLSearchParams(queryPart);
+      const pathFromQuery = params.get('path') || params.get('file');
+      if (pathFromQuery) {
+        candidate = pathFromQuery;
+      }
+    }
+
+    const cleanUrl = candidate.split('?')[0];
+
+    let lowerUrl = cleanUrl.toLowerCase();
+    try {
+      lowerUrl = decodeURIComponent(cleanUrl).toLowerCase();
+    } catch {
+      lowerUrl = cleanUrl.toLowerCase();
+    }
+
+    if (lowerUrl.endsWith('.pdf')) return 'pdf';
+    if (
+      lowerUrl.endsWith('.png') ||
+      lowerUrl.endsWith('.jpg') ||
+      lowerUrl.endsWith('.jpeg') ||
+      lowerUrl.endsWith('.gif') ||
+      lowerUrl.endsWith('.webp') ||
+      lowerUrl.endsWith('.bmp') ||
+      lowerUrl.endsWith('.svg')
+    ) {
+      return 'image';
+    }
+
+    return 'other';
+  };
+
+  const masterFileType = detectMasterFileType(masterFileUrl);
+  const hasFileField = formFields.some((field) => field.type === 'file');
+
+  const formContainerClass = hasFileField
+    ? 'w-full max-w-4xl mx-auto'
+    : 'w-full max-w-md mx-auto';
+
   const {
     handleSubmit,
     control,
@@ -149,14 +197,14 @@ export default function FormRenderer({
   return (
     <form
       onSubmit={handleSubmit(onSubmit, onError)}
-      className="max-w-md mx-auto"
+      className={formContainerClass}
     >
       {csrfToken ? <DjangoCSRFToken csrfToken={csrfToken} /> : null}
       <h2 className="text-2xl font-bold text-center mb-4">
         {formConfig?.title || 'Formulaire'}
       </h2>
 
-      {(formConfig?.fields || []).map((field) => (
+      {formFields.map((field) => (
         <div
           key={field.id || `field-${Math.random().toString(36).substr(2, 9)}`}
           className="flex flex-col mt-4"
@@ -355,12 +403,29 @@ export default function FormRenderer({
                         {field.label}
                       </p>
                     )}
-                    <iframe
-                      src={masterFileUrl}
-                      title={field.label || 'Document'}
-                      className="w-full rounded border border-gray-200 bg-white"
-                      style={{ height: '520px', border: 'none' }}
-                    />
+                    {masterFileType === 'image' ? (
+                      <img
+                        src={masterFileUrl}
+                        alt={field.label || 'Document'}
+                        className="w-full h-auto rounded border border-gray-200 bg-white"
+                      />
+                    ) : masterFileType === 'pdf' ? (
+                      <iframe
+                        src={masterFileUrl}
+                        title={field.label || 'Document'}
+                        className="w-full rounded border border-gray-200 bg-white"
+                        style={{ height: '720px', border: 'none' }}
+                      />
+                    ) : (
+                      <a
+                        href={masterFileUrl}
+                        target="_blank"
+                        rel="noopener noreferrer"
+                        className="inline-flex items-center px-4 py-2 rounded bg-primary text-white hover:bg-secondary"
+                      >
+                        Ouvrir le document
+                      </a>
+                    )}
                   </div>
                 ) : (
                   <FileUpload
diff --git a/Front-End/src/components/Inscription/DynamicFormsList.js b/Front-End/src/components/Inscription/DynamicFormsList.js
index 6dcda16..e8da693 100644
--- a/Front-End/src/components/Inscription/DynamicFormsList.js
+++ b/Front-End/src/components/Inscription/DynamicFormsList.js
@@ -259,9 +259,9 @@ export default function DynamicFormsList({
   }
 
   return (
-    <div className="mt-8 mb-4 w-full mx-auto flex gap-8">
+    <div className="mt-8 mb-4 w-full mx-auto flex flex-col lg:flex-row gap-8 overflow-x-hidden">
       {/* Liste des formulaires */}
-      <div className="w-1/4 bg-gray-50 p-4 rounded-lg shadow-sm border border-gray-200">
+      <div className="w-full lg:w-1/4 bg-gray-50 p-4 rounded-lg shadow-sm border border-gray-200">
         <h3 className="text-lg font-semibold text-gray-800 mb-4">
           Formulaires à compléter
         </h3>
@@ -404,9 +404,9 @@ export default function DynamicFormsList({
         })()}
       </div>
 
-      <div className="w-3/4">
+      <div className="w-full lg:w-3/4 min-w-0">
         {currentTemplate && (
-          <div className="bg-white p-6 rounded-lg shadow-sm border border-gray-200">
+          <div className="bg-white p-6 rounded-lg shadow-sm border border-gray-200 overflow-x-hidden">
             <div className="mb-6">
               <div className="flex items-center gap-3 mb-2">
                 <h3 className="text-xl font-semibold text-gray-800">
diff --git a/Front-End/src/components/Inscription/InscriptionFormShared.js b/Front-End/src/components/Inscription/InscriptionFormShared.js
index 35748fd..6c2143f 100644
--- a/Front-End/src/components/Inscription/InscriptionFormShared.js
+++ b/Front-End/src/components/Inscription/InscriptionFormShared.js
@@ -31,6 +31,7 @@ import SiblingInputFields from '@/components/Inscription/SiblingInputFields';
 import PaymentMethodSelector from '@/components/Inscription/PaymentMethodSelector';
 import ProgressStep from '@/components/ProgressStep';
 import { useRouter } from 'next/navigation';
+import { ChevronLeft, ChevronRight, Check, X } from 'lucide-react';
 
 /**
  * Composant de formulaire d'inscription partagé
@@ -761,6 +762,19 @@ export default function InscriptionFormShared({
     'Documents parent',
   ];
 
+  const hasParentFilesStep = parentFileTemplates.length > 0;
+
+  const activeSteps = hasParentFilesStep ? steps : steps.slice(0, 5);
+  const activeStepTitles = hasParentFilesStep
+    ? stepTitles
+    : {
+        1: stepTitles[1],
+        2: stepTitles[2],
+        3: stepTitles[3],
+        4: stepTitles[4],
+        5: stepTitles[5],
+      };
+
   const isStepValid = (stepNumber) => {
     switch (stepNumber) {
       case 1:
@@ -780,13 +794,42 @@ export default function InscriptionFormShared({
     }
   };
 
+  useEffect(() => {
+    if (!hasParentFilesStep && currentPage > 5) {
+      setCurrentPage(5);
+    }
+  }, [hasParentFilesStep, currentPage]);
+
+  const nextDisabled =
+    (currentPage === 1 && !isPage1Valid) ||
+    (currentPage === 2 && !isPage2Valid) ||
+    (currentPage === 3 && !isPage3Valid) ||
+    (currentPage === 4 && !isPage4Valid) ||
+    (currentPage === 5 && !isPage5Valid);
+
+  const submitDisabled = !isStepValid(currentPage);
+
+  const navButtonBaseClass =
+    'min-w-[124px] min-h-[44px] px-5 rounded font-label text-sm font-semibold transition-colors duration-150 focus:outline-none focus:ring-2 focus:ring-primary/30';
+
+  const navPrimaryClass = nextDisabled
+    ? `${navButtonBaseClass} bg-gray-200 text-gray-500 cursor-not-allowed`
+    : `${navButtonBaseClass} bg-primary hover:bg-secondary text-white`;
+
+  const navSubmitClass = submitDisabled
+    ? `${navButtonBaseClass} bg-gray-200 text-gray-500 cursor-not-allowed`
+    : `${navButtonBaseClass} bg-primary hover:bg-secondary text-white`;
+
+  const navSecondaryClass =
+    `${navButtonBaseClass} bg-neutral text-secondary border border-gray-300 hover:bg-white`;
+
   // Rendu du composant
   return (
     <div className="mx-auto p-6">
       <DjangoCSRFToken csrfToken={csrfToken} />
       <ProgressStep
-        steps={steps}
-        stepTitles={stepTitles}
+        steps={activeSteps}
+        stepTitles={activeStepTitles}
         currentStep={currentPage}
         setStep={setCurrentPage}
         isStepValid={isStepValid}
@@ -802,6 +845,64 @@ export default function InscriptionFormShared({
         />
       )}
 
+      {/* Navigation toujours au meme endroit (en haut a gauche) */}
+      <div className="mt-6 mb-4 flex items-center justify-start gap-3">
+        {enable ? (
+          <>
+            {currentPage > 1 && (
+              <Button
+                text="Précédent"
+                icon={<ChevronLeft size={16} strokeWidth={1.8} />}
+                onClick={(e) => {
+                  e.preventDefault();
+                  handlePreviousPage();
+                }}
+                primary
+                className={navSecondaryClass}
+              />
+            )}
+            {currentPage < activeSteps.length ? (
+              <Button
+                text={
+                  <span className="inline-flex items-center gap-2">
+                    <span>Suivant</span>
+                    <ChevronRight size={16} strokeWidth={1.8} />
+                  </span>
+                }
+                onClick={(e) => {
+                  e.preventDefault();
+                  handleNextPage();
+                }}
+                className={navPrimaryClass}
+                disabled={nextDisabled}
+                primary
+                name="Next"
+              />
+            ) : (
+              <Button
+                text="Valider"
+                icon={<Check size={16} strokeWidth={1.8} />}
+                onClick={(e) => {
+                  e.preventDefault();
+                  handleSubmit(e);
+                }}
+                className={navSubmitClass}
+                disabled={submitDisabled}
+                primary
+              />
+            )}
+          </>
+        ) : (
+          <Button
+            onClick={() => router.push(FE_PARENTS_HOME_URL)}
+            text="Quitter"
+            icon={<X size={16} strokeWidth={1.8} />}
+            primary
+            className={`${navButtonBaseClass} bg-primary text-white hover:bg-secondary shadow-sm`}
+          />
+        )}
+      </div>
+
       <div className="flex-1 h-full mt-6">
         {/* Page 1 : Informations sur l'élève */}
         {currentPage === 1 && (
@@ -874,7 +975,7 @@ export default function InscriptionFormShared({
         )}
 
         {/* Dernière page : Section Fichiers parents */}
-        {currentPage === 6 && (
+        {currentPage === 6 && hasParentFilesStep && (
           <FilesToUpload
             parentFileTemplates={parentFileTemplates}
             uploadedFiles={uploadedFiles}
@@ -885,72 +986,6 @@ export default function InscriptionFormShared({
         )}
       </div>
 
-      {/* Boutons de contrôle */}
-      <div className="flex justify-center space-x-4 mt-12">
-        {enable ? (
-          <>
-            {currentPage > 1 && (
-              <Button
-                text="Précédent"
-                onClick={(e) => {
-                  e.preventDefault();
-                  handlePreviousPage();
-                }}
-                primary
-              />
-            )}
-            {currentPage < steps.length ? (
-              <Button
-                text="Suivant"
-                onClick={(e) => {
-                  e.preventDefault();
-                  handleNextPage();
-                }}
-                className={`px-4 py-2 rounded-md shadow-sm focus:outline-none ${
-                  (currentPage === 1 && !isPage1Valid) ||
-                  (currentPage === 2 && !isPage2Valid) ||
-                  (currentPage === 3 && !isPage3Valid) ||
-                  (currentPage === 4 && !isPage4Valid) ||
-                  (currentPage === 5 && !isPage5Valid)
-                    ? 'bg-gray-300 text-gray-700 cursor-not-allowed'
-                    : 'bg-emerald-500 text-white hover:bg-emerald-600'
-                }`}
-                disabled={
-                  (currentPage === 1 && !isPage1Valid) ||
-                  (currentPage === 2 && !isPage2Valid) ||
-                  (currentPage === 3 && !isPage3Valid) ||
-                  (currentPage === 4 && !isPage4Valid) ||
-                  (currentPage === 5 && !isPage5Valid)
-                }
-                primary
-                name="Next"
-              />
-            ) : (
-              <Button
-                text="Valider"
-                onClick={(e) => {
-                  e.preventDefault();
-                  handleSubmit(e);
-                }}
-                className={`px-4 py-2 rounded-md shadow-sm focus:outline-none ${
-                  currentPage === 6 && !isPage6Valid
-                    ? 'bg-gray-300 text-gray-700 cursor-not-allowed'
-                    : 'bg-emerald-500 text-white hover:bg-emerald-600'
-                }`}
-                disabled={currentPage === 6 && !isPage6Valid}
-                primary
-              />
-            )}
-          </>
-        ) : (
-          <Button
-            onClick={() => router.push(FE_PARENTS_HOME_URL)}
-            text="Quitter"
-            primary
-            className="bg-emerald-500 text-white hover:bg-emerald-600"
-          />
-        )}
-      </div>
     </div>
   );
 }