diff --git a/src/Controller/Admin/AdvertController.php b/src/Controller/Admin/AdvertController.php
index 991da5c..a7f1bba 100644
--- a/src/Controller/Admin/AdvertController.php
+++ b/src/Controller/Admin/AdvertController.php
@@ -268,6 +268,74 @@ class AdvertController extends AbstractController
         ]);
     }
 
+    /**
+     * Enregistre un paiement manuel (virement, cheque, especes, etc.).
+     */
+    #[Route('/{id}/manual-payment', name: 'manual_payment', requirements: ['id' => '\d+'], methods: ['POST'])]
+    public function manualPayment(
+        int $id,
+        \Symfony\Component\HttpFoundation\Request $request,
+        FactureService $factureService,
+    ): Response {
+        $advert = $this->em->getRepository(Advert::class)->find($id);
+        if (null === $advert) {
+            throw $this->createNotFoundException(self::MSG_NOT_FOUND);
+        }
+
+        $amount = $request->request->getString('amount');
+        $method = $request->request->getString('method');
+        $reference = trim($request->request->getString('reference'));
+
+        if ('' === $amount || '' === $method) {
+            $this->addFlash('error', 'Montant et methode de paiement requis.');
+
+            return $this->redirectToRoute('app_admin_clients_show', [
+                'id' => $advert->getCustomer()?->getId() ?? 0,
+                'tab' => 'avis',
+            ]);
+        }
+
+        $methodLabel = match ($method) {
+            'virement' => 'Virement bancaire',
+            'cheque' => 'Cheque',
+            'especes' => 'Especes',
+            'cb_externe' => 'CB (terminal externe)',
+            default => 'Autre',
+        };
+
+        if ('' !== $reference) {
+            $methodLabel .= ' (Ref: '.$reference.')';
+        }
+
+        // Creer l'AdvertPayment
+        $payment = new \App\Entity\AdvertPayment($advert, \App\Entity\AdvertPayment::TYPE_SUCCESS, number_format((float) $amount, 2, '.', ''));
+        $payment->setMethod($method);
+        $this->em->persist($payment);
+
+        // Mettre a jour l'etat de l'avis
+        $advert->setState(Advert::STATE_ACCEPTED);
+
+        // Tracker l'evenement
+        $this->em->persist(new \App\Entity\AdvertEvent($advert, \App\Entity\AdvertEvent::TYPE_PAY, 'Paiement manuel : '.$methodLabel.' - '.$amount.' EUR'));
+        $this->em->flush();
+
+        // Generer la facture
+        try {
+            $factureService->createPaidFactureFromAdvert($advert, number_format((float) $amount, 2, '.', ''), $methodLabel);
+        } catch (\Throwable $e) {
+            $this->addFlash('warning', 'Paiement enregistre mais erreur generation facture : '.$e->getMessage());
+        }
+
+        $this->meilisearch->indexAdvert($advert);
+
+        $this->addFlash('success', 'Paiement de '.$amount.' EUR enregistre ('.$methodLabel.') pour l\'avis '.$advert->getOrderNumber()->getNumOrder().'.');
+
+        return $this->redirectToRoute('app_admin_clients_show', [
+            'id' => $advert->getCustomer()?->getId() ?? 0,
+            'tab' => 'avis',
+        ]);
+    }
+
     #[Route('/{id}/sync-payment', name: 'sync_payment', requirements: ['id' => '\d+'], methods: ['POST'])]
     public function syncPayment(
         int $id,
diff --git a/templates/admin/clients/show.html.twig b/templates/admin/clients/show.html.twig
index 1d30483..81f45e2 100644
--- a/templates/admin/clients/show.html.twig
+++ b/templates/admin/clients/show.html.twig
@@ -641,6 +641,10 @@
                                                 <form method="post" action="{{ path('app_admin_advert_resend', {id: a.id}) }}" class="inline" data-confirm="Renvoyer l'avis de paiement au client ?">
                                                     <button type="submit" class="px-3 py-1 bg-purple-500/20 text-purple-700 hover:bg-purple-500 hover:text-white font-bold uppercase text-[10px]transition-all">Renvoyer</button>
                                                 </form>
+                                                <button type="button" data-modal-open="modal-manual-pay-{{ a.id }}"
+                                                    class="px-3 py-1 bg-green-500/20 text-green-700 hover:bg-green-500 hover:text-white font-bold uppercase text-[10px] transition-all">
+                                                    Enregistrer paiement
+                                                </button>
                                             {% endif %}
                                             {% if a.state == 'accepted' and a.factures|length == 0 %}
                                                 <form method="post" action="{{ path('app_admin_advert_create_facture', {id: a.id}) }}" class="inline" data-confirm="Creer la facture pour l'avis {{ a.orderNumber.numOrder }} ?">
@@ -682,6 +686,44 @@
             <div class="glass p-8 text-center text-gray-400 font-bold">Aucun avis de paiement.</div>
         {% endif %}
 
+        {# Modals paiement manuel #}
+        {% for a in advertsList %}
+            {% if a.state == 'send' %}
+                <div id="modal-manual-pay-{{ a.id }}" class="hidden fixed inset-0 z-50 flex items-center justify-center bg-black/50">
+                    <div class="glass-heavy p-6 w-full max-w-md">
+                        <h2 class="text-lg font-bold uppercase mb-4">Enregistrer un paiement</h2>
+                        <p class="text-xs text-gray-500 mb-4">Avis {{ a.orderNumber.numOrder }} - {{ a.totalTtc }} &euro;</p>
+                        <form method="post" action="{{ path('app_admin_advert_manual_payment', {id: a.id}) }}">
+                            <div class="grid grid-cols-1 gap-3 mb-4">
+                                <div>
+                                    <label for="mp-amount-{{ a.id }}" class="block text-[9px] font-bold uppercase tracking-wider text-gray-400 mb-1">Montant recu</label>
+                                    <input type="number" id="mp-amount-{{ a.id }}" name="amount" step="0.01" min="0.01" value="{{ a.totalTtc }}" required class="input-glass w-full px-3 py-2 text-xs font-bold">
+                                </div>
+                                <div>
+                                    <label for="mp-method-{{ a.id }}" class="block text-[9px] font-bold uppercase tracking-wider text-gray-400 mb-1">Methode de paiement</label>
+                                    <select id="mp-method-{{ a.id }}" name="method" required class="input-glass w-full px-3 py-2 text-xs font-bold">
+                                        <option value="virement">Virement bancaire</option>
+                                        <option value="cheque">Cheque</option>
+                                        <option value="especes">Especes</option>
+                                        <option value="cb_externe">CB (terminal externe)</option>
+                                        <option value="autre">Autre</option>
+                                    </select>
+                                </div>
+                                <div>
+                                    <label for="mp-reference-{{ a.id }}" class="block text-[9px] font-bold uppercase tracking-wider text-gray-400 mb-1">Reference (optionnel)</label>
+                                    <input type="text" id="mp-reference-{{ a.id }}" name="reference" placeholder="N de virement, n de cheque..." class="input-glass w-full px-3 py-2 text-xs font-bold">
+                                </div>
+                            </div>
+                            <div class="flex justify-end gap-2">
+                                <button type="button" data-modal-close="modal-manual-pay-{{ a.id }}" class="px-4 py-2 glass font-bold uppercase text-[10px] tracking-widest">Annuler</button>
+                                <button type="submit" class="px-4 py-2 bg-green-600 text-white font-bold uppercase text-[10px] tracking-wider hover:bg-green-700 transition-all">Enregistrer</button>
+                            </div>
+                        </form>
+                    </div>
+                </div>
+            {% endif %}
+        {% endfor %}
+
     {# Tab: Devis #}
     {% elseif tab == 'devis' %}
         <div class="flex items-center justify-between mb-4">