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@@ -1,413 +1,369 @@
 <!DOCTYPE html>
 <html lang="fr">
 <head>
-  <meta charset="UTF-8">
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  <title>Mariam M-0 | Solution Mathématique</title>
-  <!-- Tailwind CSS -->
-  <link href="https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css" rel="stylesheet">
-  <!-- SweetAlert2 -->
-  <script src="https://cdn.jsdelivr.net/npm/sweetalert2@11"></script>
-  <!-- Configuration de MathJax -->
-  <script>
-    window.MathJax = {
-      tex: {
-        inlineMath: [['$', '$']],
-        displayMath: [['$$', '$$']],
-        processEscapes: true,
-        packages: {'[+]': ['autoload', 'ams']}
-      },
-      options: {
-        enableMenu: false,
-        messageStyle: 'none'
-      },
-      startup: {
-        pageReady: () => { window.mathJaxReady = true; }
-      }
-    };
-  </script>
-  <script src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-mml-chtml.js" id="MathJax-script" async></script>
-  <script src="https://cdn.jsdelivr.net/npm/marked@15.0.7/lib/marked.umd.min.js"></script>
-  <style>
-    @import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;700&display=swap');
-    body { font-family: 'Space Grotesk', sans-serif; }
-    .uploadArea {
-      background: #f3f4f6;
-      border: 2px dashed #d1d5db;
-      transition: border-color 0.2s ease;
-    }
-    .uploadArea:hover { border-color: #3b82f6; }
-    .blue-button { background: #3b82f6; transition: background-color 0.2s ease; }
-    .blue-button:hover { background: #2563eb; }
-    .loader {
-      width: 48px;
-      height: 48px;
-      border: 3px solid #3b82f6;
-      border-bottom-color: transparent;
-      border-radius: 50%;
-      display: inline-block;
-      animation: rotation 1s linear infinite;
-    }
-    @keyframes rotation { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
-    .thought-box {
-      transition: max-height 0.3s ease-out;
-      max-height: 0;
-      overflow: hidden;
-    }
-    .thought-box.open { max-height: 500px; }
-    #thoughtsContent, #answerContent {
-      max-height: 500px;
-      overflow-y: auto;
-      scroll-behavior: smooth;
-      white-space: pre-wrap;
-    }
-    .preview-image { max-width: 300px; max-height: 300px; object-fit: contain; }
-    .timestamp { color: #3b82f6; font-size: 0.9em; margin-left: 8px; }
-    table {
-      border-collapse: collapse;
-      width: 100%;
-      margin-bottom: 1rem;
-    }
-    th, td {
-      border: 1px solid #d1d5db;
-      padding: 0.5rem;
-      text-align: left;
-    }
-    th { background-color: #f3f4f6; font-weight: 600; }
-    .table-responsive { overflow-x: auto; }
-    /* Style pour le bouton Sauvegarder afin de le mettre en évidence */
-    #saveButton {
-      background: #3b82f6;
-      color: white;
-      padding: 0.5rem 1rem;
-      border-radius: 0.375rem;
-      transition: background-color 0.2s ease;
-    }
-    #saveButton:hover { background: #2563eb; }
-    /* Modal plein écran pour les sauvegardes */
-    #savedModal {
-      display: none;
-      position: fixed;
-      inset: 0;
-      background: rgba(0,0,0,0.5);
-      z-index: 50;
-    }
-    #savedModal.active { display: block; }
-    #savedModalContent {
-      background: #fff;
-      width: 100%;
-      height: 100%;
-      overflow-y: auto;
-    }
-  </style>
 </head>
-<body class="p-4">
-  <div class="max-w-4xl mx-auto">
-    <header class="p-6 text-center mb-8">
-      <h1 class="text-4xl font-bold text-blue-600">Mariam M-1</h1>
-      <p class="text-gray-600">Solution Mathématique/Physique/Chimie Intelligente</p>
-      <div class="mt-4 flex justify-end">
-        <button id="openSaved" class="blue-button px-4 py-2 text-white rounded">Sauvegardes</button>
-      </div>
-    </header>
-    <main id="mainContent">
-      <form id="problemForm" class="space-y-6" novalidate>
-        <!-- Zone de dépôt / sélection d'image -->
-        <div class="uploadArea p-8 text-center relative" aria-label="Zone de dépôt d'image">
-          <input type="file" id="imageInput" accept="image/*" class="absolute inset-0 w-full h-full opacity-0 cursor-pointer" aria-label="Choisir une image">
-          <div class="space-y-3">
-            <div class="w-16 h-16 mx-auto border-2 border-blue-400 rounded-full flex items-center justify-center">
-              <svg class="w-8 h-8 text-blue-400" fill="none" stroke="currentColor" viewBox="0 0 24 24" aria-hidden="true">
-                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
-                  d="M4 16l4.586-4.586a2 2 0 012.828 0L16 16m-2-2l1.586-1.586a2 2 0 012.828 0L20 14m-6-6h.01M6 20h12a2 2 0 002-2V6a2 2 0 00-2-2H6a2 2 0 00-2 2v12a2 2 0 002 2z" />
-              </svg>
             </div>
-            <p class="text-gray-700 font-medium">Déposez votre image ici</p>
-            <p class="text-gray-500 text-sm">ou cliquez pour sélectionner</p>
-          </div>
-        </div>
-        <!-- Aperçu de l'image -->
-        <div id="imagePreview" class="hidden text-center">
-          <img id="previewImage" class="preview-image mx-auto" alt="Prévisualisation de l'image">
-        </div>
-        <button type="submit" class="blue-button w-full py-3 text-white font-medium rounded-lg">
-          Résoudre le problème
-        </button>
-      </form>
-      <!-- Loader -->
-      <div id="loader" class="hidden mt-8 text-center">
-        <span class="loader"></span>
-        <p class="mt-4 text-gray-600">Analyse en cours...</p>
-      </div>
-      <!-- Zone d'affichage de la solution -->
-      <section id="solution" class="hidden mt-8 space-y-6 relative">
-        <div class="border-t pt-4">
-          <button id="thoughtsToggle" type="button" class="w-full flex justify-between items-center p-2">
-            <span class="font-medium text-gray-700">Processus de Réflexion</span>
-            <span id="timestamp" class="timestamp"></span>
-          </button>
-          <div id="thoughtsBox" class="thought-box">
-            <div id="thoughtsContent" class="p-4 text-gray-600"></div>
-          </div>
         </div>
-        <div class="border-t pt-6">
-          <div class="flex justify-between items-center">
-            <h3 class="text-xl font-bold text-gray-800 mb-4">Solution</h3>
-            <!-- Bouton Sauvegarder mis en évidence -->
-            <button id="saveButton">Sauvegarder</button>
-          </div>
-          <div id="answerContent" class="text-gray-700 table-responsive"></div>
         </div>
-      </section>
-    </main>
-  </div>
-  <!-- Modal plein écran pour les sauvegardes -->
-  <div id="savedModal">
-    <div id="savedModalContent" class="p-6">
-      <header class="flex justify-between items-center border-b pb-4">
-        <h2 class="text-2xl font-bold">Sauvegardes</h2>
-        <button id="closeSaved" class="text-3xl text-gray-600">&times;</button>
-      </header>
-      <div id="savedListContainer" class="mt-4">
-        <ul id="savedList" class="space-y-4">
-          <!-- Liste des sauvegardes insérée dynamiquement -->
-        </ul>
-      </div>
-      <div class="mt-6">
-        <button id="newExercise" class="blue-button w-full py-3 text-white font-medium rounded-lg">
-          Résoudre un nouvel exercice
-        </button>
-      </div>
     </div>
-  </div>
-  <script>
-    document.addEventListener('DOMContentLoaded', () => {
-      // Récupération des éléments
-      const form = document.getElementById('problemForm');
-      const imageInput = document.getElementById('imageInput');
-      const loader = document.getElementById('loader');
-      const solutionSection = document.getElementById('solution');
-      const thoughtsContent = document.getElementById('thoughtsContent');
-      const answerContent = document.getElementById('answerContent');
-      const thoughtsToggle = document.getElementById('thoughtsToggle');
-      const thoughtsBox = document.getElementById('thoughtsBox');
-      const imagePreview = document.getElementById('imagePreview');
-      const previewImage = document.getElementById('previewImage');
-      const timestamp = document.getElementById('timestamp');
-      const saveButton = document.getElementById('saveButton');
-      const openSaved = document.getElementById('openSaved');
-      const closeSaved = document.getElementById('closeSaved');
-      const savedModal = document.getElementById('savedModal');
-      const savedList = document.getElementById('savedList');
-      const newExercise = document.getElementById('newExercise');
-      const mainContent = document.getElementById('mainContent');
-      let startTime = null;
-      let timerInterval = null;
-      let thoughtsBuffer = '';
-      let answerBuffer = '';
-      let currentMode = null;
-      let updateTimeout = null;
-      // Mise à jour du temps écoulé
-      const updateTimestamp = () => {
-        if (startTime) {
-          const seconds = Math.floor((Date.now() - startTime) / 1000);
-          timestamp.textContent = `${seconds}s`;
-        }
-      };
-      const startTimer = () => { startTime = Date.now(); timerInterval = setInterval(updateTimestamp, 1000); updateTimestamp(); };
-      const stopTimer = () => { clearInterval(timerInterval); startTime = null; timestamp.textContent = ''; };
-      // Affichage de l'image sélectionnée
-      const handleFileSelect = file => {
-        if (!file) return;
-        const reader = new FileReader();
-        reader.onload = e => {
-          previewImage.src = e.target.result;
-          imagePreview.classList.remove('hidden');
-        };
-        reader.readAsDataURL(file);
-      };
-      thoughtsToggle.addEventListener('click', () => { thoughtsBox.classList.toggle('open'); });
-      imageInput.addEventListener('change', e => handleFileSelect(e.target.files[0]));
-      // Gestion du glisser-déposer
-      const dropZone = document.querySelector('.uploadArea');
-      dropZone.addEventListener('dragover', e => { e.preventDefault(); dropZone.classList.add('border-blue-400'); });
-      dropZone.addEventListener('dragleave', e => { e.preventDefault(); dropZone.classList.remove('border-blue-400'); });
-      dropZone.addEventListener('drop', e => { e.preventDefault(); dropZone.classList.remove('border-blue-400'); handleFileSelect(e.dataTransfer.files[0]); });
-      // Rendu MathJax et mise à jour de l'affichage
-      const typesetAnswerIfReady = async () => {
-        if (window.mathJaxReady) {
-          MathJax.startup.document.elements = [document.getElementById('answerContent')];
-          await MathJax.typesetPromise();
-          answerContent.scrollTop = answerContent.scrollHeight;
-        } else { setTimeout(typesetAnswerIfReady, 200); }
-      };
-      const updateDisplay = async () => {
-        thoughtsContent.innerHTML = marked.parse(thoughtsBuffer);
-        answerContent.innerHTML = marked.parse(answerBuffer);
-        await typesetAnswerIfReady();
-        updateTimeout = null;
-      };
-      const scheduleUpdate = () => { if (!updateTimeout) updateTimeout = setTimeout(updateDisplay, 200); };
-      marked.setOptions({ gfm: true, breaks: true });
-      // Envoi de l'image pour résolution
-      form.addEventListener('submit', async e => {
-        e.preventDefault();
-        const file = imageInput.files[0];
-        if (!file) { alert('Veuillez sélectionner une image.'); return; }
-        startTimer();
-        loader.classList.remove('hidden');
-        solutionSection.classList.add('hidden');
-        thoughtsContent.innerHTML = '';
-        answerContent.innerHTML = '';
-        thoughtsBuffer = '';
-        answerBuffer = '';
-        currentMode = null;
-        thoughtsBox.classList.add('open');
-        const formData = new FormData();
-        formData.append('image', file);
-        try {
-          const response = await fetch('/solve', { method: 'POST', body: formData });
-          const reader = response.body.getReader();
-          const decoder = new TextDecoder();
-          let buffer = '';
-          const processChunk = async chunk => {
-            buffer += decoder.decode(chunk, { stream: true });
-            const lines = buffer.split('\n\n');
-            buffer = lines.pop();
-            for (const line of lines) {
-              if (!line.startsWith('data:')) continue;
-              const data = JSON.parse(line.slice(5));
-              if (data.mode) {
-                currentMode = data.mode;
-                loader.classList.add('hidden');
-                solutionSection.classList.remove('hidden');
-              }
-              if (data.content) {
-                if (currentMode === 'thinking') { thoughtsBuffer += data.content; }
-                else if (currentMode === 'answering') { answerBuffer += data.content; }
-              }
             }
-            scheduleUpdate();
-          };
-          while (true) {
-            const { done, value } = await reader.read();
-            if (done) {
-              if (buffer) {
-                const data = JSON.parse(buffer.slice(5));
-                if (data.content) {
-                  if (currentMode === 'thinking') { thoughtsBuffer += data.content; }
-                  else if (currentMode === 'answering') { answerBuffer += data.content; }
                 }
-              }
-              scheduleUpdate();
-              break;
-            }
-            await processChunk(value);
-          }
-          stopTimer();
-        } catch (error) {
-          console.error('Erreur:', error);
-          alert('Une erreur est survenue.');
-          loader.classList.add('hidden');
-          stopTimer();
-        }
-      });
-      // Sauvegarde de la solution avec SweetAlert2
-      saveButton.addEventListener('click', () => {
-        const saveName = prompt("Entrez un nom pour la sauvegarde :");
-        if (!saveName) return;
-        const saveData = {
-          answer: answerContent.innerHTML,
-          thinking: thoughtsContent.innerHTML,
-          date: new Date().toLocaleString()
-        };
-        let savedExercises = JSON.parse(localStorage.getItem('savedExercises') || '{}');
-        savedExercises[saveName] = saveData;
-        localStorage.setItem('savedExercises', JSON.stringify(savedExercises));
-        Swal.fire({
-          icon: 'success',
-          title: 'Sauvegarde réussie',
-          text: 'Votre solution a bien été sauvegardée !',
-          timer: 2000,
-          showConfirmButton: false
-        });
-      });
-      // Chargement des sauvegardes dans le modal
-      const loadSavedList = () => {
-        savedList.innerHTML = '';
-        const savedExercises = JSON.parse(localStorage.getItem('savedExercises') || '{}');
-        for (const [name, data] of Object.entries(savedExercises)) {
-          const li = document.createElement('li');
-          li.innerHTML = `<button class="w-full text-left text-blue-600 hover:underline" data-save="${name}">${name} <span class="text-gray-500 text-xs">(${data.date})</span></button>`;
-          savedList.appendChild(li);
-        }
-      };
-      savedList.addEventListener('click', (e) => {
-        if (e.target && e.target.dataset.save) {
-          const saveName = e.target.dataset.save;
-          const savedExercises = JSON.parse(localStorage.getItem('savedExercises') || '{}');
-          const data = savedExercises[saveName];
-          if (data) {
-            form.classList.add('hidden');
-            loader.classList.add('hidden');
-            solutionSection.classList.remove('hidden');
-            thoughtsContent.innerHTML = data.thinking;
-            answerContent.innerHTML = data.answer;
-            savedModal.classList.remove('active');
-          }
-        }
-      });
-      // Ouverture / fermeture du modal de sauvegardes
-      openSaved.addEventListener('click', () => { loadSavedList(); savedModal.classList.add('active'); });
-      closeSaved.addEventListener('click', () => { savedModal.classList.remove('active'); });
-      // Bouton présent uniquement dans le modal pour lancer un nouvel exercice
-      newExercise.addEventListener('click', () => {
-        form.reset();
-        form.classList.remove('hidden');
-        solutionSection.classList.add('hidden');
-        imagePreview.classList.add('hidden');
-        thoughtsContent.innerHTML = '';
-        answerContent.innerHTML = '';
-        thoughtsBuffer = '';
-        answerBuffer = '';
-        savedModal.classList.remove('active');
-      });
-    });
-  </script>
-</body>
-</html>

 <!DOCTYPE html>
 <html lang="fr">
 <head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Résolution d'exercices avec IA</title>
+    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css" rel="stylesheet">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/3.2.0/es5/tex-mml-chtml.js"></script>
+    <link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet">
+    <style>
+        body {
+            font-family: 'Arial', sans-serif;
+            background-color: #f8f9fa;
+            padding-bottom: 50px;
+        }
+        .container {
+            max-width: 800px;
+            margin: 0 auto;
+        }
+        .header {
+            text-align: center;
+            padding: 30px 0;
+        }
+        .header h1 {
+            color: #0d6efd;
+            font-weight: bold;
+        }
+        .upload-container {
+            background-color: #ffffff;
+            border-radius: 10px;
+            padding: 30px;
+            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
+            margin-bottom: 30px;
+        }
+        .preview-container {
+            margin-top: 20px;
+            text-align: center;
+        }
+        #imagePreview {
+            max-width: 100%;
+            max-height: 400px;
+            display: none;
+            margin: 0 auto;
+            border-radius: 5px;
+            border: 1px solid #dee2e6;
+        }
+        .drop-zone {
+            border: 2px dashed #0d6efd;
+            border-radius: 5px;
+            padding: 50px 20px;
+            text-align: center;
+            cursor: pointer;
+            margin-bottom: 20px;
+            transition: all 0.3s;
+        }
+        .drop-zone:hover {
+            background-color: #f1f8ff;
+        }
+        .drop-zone i {
+            font-size: 48px;
+            color: #0d6efd;
+            margin-bottom: 15px;
+        }
+        .drop-zone-active {
+            background-color: #e8f4ff;
+            border-color: #0d6efd;
+        }
+        #response {
+            background-color: #ffffff;
+            border-radius: 10px;
+            padding: 20px;
+            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
+            min-height: 100px;
+            white-space: pre-wrap;
+            font-size: 16px;
+            line-height: 1.6;
+            display: none;
+        }
+        .btn-primary {
+            background-color: #0d6efd;
+            border-color: #0d6efd;
+            padding: 10px 20px;
+            font-weight: 600;
+        }
+        .btn-primary:hover {
+            background-color: #0b5ed7;
+            border-color: #0a58ca;
+        }
+        .btn-secondary {
+            background-color: #6c757d;
+            border-color: #6c757d;
+            padding: 10px 20px;
+            font-weight: 600;
+        }
+        .btn-group {
+            margin-bottom: 20px;
+        }
+        #loading {
+            display: none;
+            text-align: center;
+            margin: 20px 0;
+        }
+        .spinner-border {
+            width: 3rem;
+            height: 3rem;
+        }
+        .thinking-indicator {
+            display: inline-block;
+            padding: 5px 15px;
+            background-color: #e6f7ff;
+            border-radius: 20px;
+            color: #1890ff;
+            font-weight: 500;
+            margin-bottom: 15px;
+        }
+        .response-header {
+            margin-bottom: 15px;
+            font-weight: bold;
+            font-size: 18px;
+        }
+        .model-selector {
+            margin-bottom: 20px;
+        }
+    </style>
 </head>
+<body>
+    <div class="container">
+        <div class="header">
+            <h1>Résolveur d'exercices par IA</h1>
+            <p class="lead">Téléchargez une image de votre exercice pour obtenir une solution détaillée</p>
+        </div>
+        <div class="upload-container">
+            <div class="model-selector">
+                <label class="form-label">Choisissez un modèle :</label>
+                <div class="btn-group" role="group">
+                    <input type="radio" class="btn-check" name="modelOption" id="modelPro" value="pro" checked>
+                    <label class="btn btn-outline-primary" for="modelPro">Gemini Pro (précis mais plus lent)</label>
+                    <input type="radio" class="btn-check" name="modelOption" id="modelFlash" value="flash">
+                    <label class="btn btn-outline-primary" for="modelFlash">Gemini Flash (plus rapide)</label>
+                </div>
             </div>
+            <div class="drop-zone" id="dropZone">
+                <i class="fas fa-cloud-upload-alt"></i>
+                <p>Déposez votre image ici ou cliquez pour choisir un fichier</p>
+                <input type="file" id="fileInput" accept="image/*" style="display: none;">
+            </div>
+            <div class="preview-container">
+                <img id="imagePreview" alt="Aperçu de l'image">
+            </div>
+            <div class="d-grid gap-2 d-md-flex justify-content-md-end mt-3">
+                <button class="btn btn-secondary me-md-2" id="resetBtn" type="button" disabled>Réinitialiser</button>
+                <button class="btn btn-primary" id="submitBtn" type="button" disabled>Résoudre l'exercice</button>
+            </div>
         </div>
+        <div id="loading">
+            <div class="spinner-border text-primary" role="status">
+                <span class="visually-hidden">Chargement...</span>
+            </div>
+            <p class="mt-2" id="processingText">Traitement en cours...</p>
         </div>
+        <div id="response"></div>
     </div>
+    <script>
+        document.addEventListener('DOMContentLoaded', () => {
+            const dropZone = document.getElementById('dropZone');
+            const fileInput = document.getElementById('fileInput');
+            const imagePreview = document.getElementById('imagePreview');
+            const submitBtn = document.getElementById('submitBtn');
+            const resetBtn = document.getElementById('resetBtn');
+            const loading = document.getElementById('loading');
+            const processingText = document.getElementById('processingText');
+            const response = document.getElementById('response');
+            const modelPro = document.getElementById('modelPro');
+            const modelFlash = document.getElementById('modelFlash');
+            let selectedFile = null;
+            // Fonctions pour la zone de dépôt
+            dropZone.addEventListener('click', () => {
+                fileInput.click();
+            });
+            dropZone.addEventListener('dragover', (e) => {
+                e.preventDefault();
+                dropZone.classList.add('drop-zone-active');
+            });
+            dropZone.addEventListener('dragleave', () => {
+                dropZone.classList.remove('drop-zone-active');
+            });
+            dropZone.addEventListener('drop', (e) => {
+                e.preventDefault();
+                dropZone.classList.remove('drop-zone-active');
+                if (e.dataTransfer.files.length) {
+                    handleFile(e.dataTransfer.files[0]);
+                }
+            });
+            fileInput.addEventListener('change', () => {
+                if (fileInput.files.length) {
+                    handleFile(fileInput.files[0]);
+                }
+            });
+            function handleFile(file) {
+                if (!file.type.match('image.*')) {
+                    alert('Veuillez sélectionner une image');
+                    return;
+                }
+                selectedFile = file;
+                const reader = new FileReader();
+                reader.onload = (e) => {
+                    imagePreview.src = e.target.result;
+                    imagePreview.style.display = 'block';
+                    submitBtn.disabled = false;
+                    resetBtn.disabled = false;
+                };
+                reader.readAsDataURL(file);
             }
+            // Réinitialiser
+            resetBtn.addEventListener('click', () => {
+                selectedFile = null;
+                fileInput.value = '';
+                imagePreview.src = '';
+                imagePreview.style.display = 'none';
+                submitBtn.disabled = true;
+                resetBtn.disabled = true;
+                response.style.display = 'none';
+                response.innerHTML = '';
+            });
+            // Soumettre l'image
+            submitBtn.addEventListener('click', () => {
+                if (!selectedFile) {
+                    alert('Veuillez sélectionner une image');
+                    return;
                 }
+                // Préparer les données
+                const formData = new FormData();
+                formData.append('image', selectedFile);
+                // Afficher le chargement
+                loading.style.display = 'block';
+                processingText.textContent = 'Traitement en cours...';
+                response.style.display = 'none';
+                submitBtn.disabled = true;
+                // Déterminer l'endpoint en fonction du modèle choisi
+                const endpoint = modelPro.checked ? '/solve' : '/solved';
+                // Initialiser SSE
+                const eventSource = new EventSource(endpoint);
+                // Créer FormData et effectuer la requête
+                const xhr = new XMLHttpRequest();
+                xhr.open('POST', endpoint, true);
+                xhr.onload = function() {
+                    // Gestion manuelle non nécessaire car nous utilisons SSE
+                };
+                xhr.onerror = function() {
+                    alert('Erreur lors de l\'envoi de l\'image');
+                    loading.style.display = 'none';
+                    submitBtn.disabled = false;
+                };
+                xhr.send(formData);
+                // Configurer EventSource pour la réponse en streaming
+                const sse = new EventSource(endpoint);
+                response.innerHTML = '';
+                response.style.display = 'block';
+                let isThinking = false;
+                let thinkingIndicator = null;
+                sse.onmessage = function(event) {
+                    const data = JSON.parse(event.data);
+                    if (data.mode === "thinking" && !isThinking) {
+                        isThinking = true;
+                        processingText.textContent = "L'IA réfléchit...";
+                        // Ajouter l'indicateur de réflexion
+                        if (!thinkingIndicator) {
+                            thinkingIndicator = document.createElement('div');
+                            thinkingIndicator.className = 'thinking-indicator';
+                            thinkingIndicator.innerHTML = '<i class="fas fa-brain"></i> L\'IA réfléchit...';
+                            response.appendChild(thinkingIndicator);
+                        }
+                    }
+                    if (data.mode === "answering") {
+                        isThinking = false;
+                        processingText.textContent = "L'IA répond...";
+                        // Supprimer l'indicateur de réflexion s'il existe
+                        if (thinkingIndicator) {
+                            thinkingIndicator.remove();
+                            thinkingIndicator = null;
+                            // Ajouter un en-tête de réponse
+                            const responseHeader = document.createElement('div');
+                            responseHeader.className = 'response-header';
+                            responseHeader.textContent = 'Solution :';
+                            response.appendChild(responseHeader);
+                        }
+                    }
+                    if (data.content) {
+                        const contentDiv = document.createElement('div');
+                        contentDiv.innerHTML = data.content;
+                        response.appendChild(contentDiv);
+                        // Rendre les équations LaTeX
+                        if (window.MathJax) {
+                            MathJax.typesetPromise([contentDiv]);
+                        }
+                    }
+                    if (data.error) {
+                        const errorDiv = document.createElement('div');
+                        errorDiv.className = 'alert alert-danger';
+                        errorDiv.textContent = `Erreur: ${data.error}`;
+                        response.appendChild(errorDiv);
+                        sse.close();
+                        loading.style.display = 'none';
+                        submitBtn.disabled = false;
+                    }
+                };
+                sse.onerror = function() {
+                    console.error('Erreur SSE');
+                    sse.close();
+                    loading.style.display = 'none';
+                    submitBtn.disabled = false;
+                    // Afficher un message d'erreur seulement si aucune réponse n'a été reçue
+                    if (response.children.length === 0 || (thinkingIndicator && response.children.length === 1)) {
+                        const errorDiv = document.createElement('div');
+                        errorDiv.className = 'alert alert-danger';
+                        errorDiv.textContent = 'La connexion a été perdue ou une erreur est survenue.';
+                        response.appendChild(errorDiv);
+                    }
+                };
+                sse.onopen = function() {
+                    console.log('Connexion SSE établie');
+                };
+            });
+        });
+    </script>
+</body>
+</html>