diff --git a/components/ClientPortal.tsx b/components/ClientPortal.tsx
index 3b92207..de94550 100644
--- a/components/ClientPortal.tsx
+++ b/components/ClientPortal.tsx
@@ -141,18 +141,42 @@ export const ClientPortal: React.FC<ClientPortalProps> = ({
     setIsTyping(false);
   };
 
-  const submitTicket = (e: React.FormEvent) => {
+  const submitTicket = async (e: React.FormEvent) => {
     e.preventDefault();
+    setIsUploading(true);
     const attachments: Attachment[] = [];
-    if (ticketFiles) {
+    
+    if (ticketFiles && ticketFiles.length > 0) {
       for (let i = 0; i < ticketFiles.length; i++) {
         const file = ticketFiles[i];
-        attachments.push({
-          id: `att-${Date.now()}-${i}`,
-          name: file.name,
-          type: file.type,
-          url: URL.createObjectURL(file) // Note: This is client-side only URL for preview, real implementation would upload here too or later
-        });
+        
+        // Validation check before upload
+        const maxSize = (settings.features.maxFileSizeMb || 5) * 1024 * 1024;
+        if (file.size > maxSize) {
+             showToast(`File ${file.name} troppo grande. Max ${settings.features.maxFileSizeMb}MB`, 'error');
+             continue;
+        }
+
+        const formData = new FormData();
+        formData.append('file', file);
+        
+        try {
+            const res = await fetch('/api/upload', { method: 'POST', body: formData });
+            if(res.ok) {
+                const data = await res.json();
+                attachments.push({
+                    id: data.id,
+                    name: data.name,
+                    url: data.url,
+                    type: data.type
+                });
+            } else {
+                showToast(`Errore caricamento ${file.name}`, 'error');
+            }
+        } catch(err) {
+            console.error(err);
+            showToast(`Errore di rete caricamento ${file.name}`, 'error');
+        }
       }
     }
 
@@ -167,6 +191,7 @@ export const ClientPortal: React.FC<ClientPortalProps> = ({
     
     setTicketForm({ subject: '', description: '', queue: queues.length > 0 ? queues[0].name : 'General' });
     setTicketFiles(null);
+    setIsUploading(false);
     setActiveView('dashboard');
   };
 
@@ -390,6 +415,20 @@ export const ClientPortal: React.FC<ClientPortalProps> = ({
                   </div>
                   <div className="p-6 space-y-6">
                      <div className="bg-gray-50 p-4 rounded-lg">{selectedTicket.description}</div>
+                     
+                     {selectedTicket.attachments && selectedTicket.attachments.length > 0 && (
+                        <div className="bg-blue-50/50 p-4 rounded-lg border border-blue-100">
+                           <h3 className="text-xs font-bold text-blue-800 uppercase mb-2 flex items-center"><Paperclip className="w-3 h-3 mr-1"/> Allegati Iniziali</h3>
+                           <div className="flex flex-wrap gap-2">
+                             {selectedTicket.attachments.map(att => (
+                               <a key={att.id} href={att.url} target="_blank" rel="noopener noreferrer" className="flex items-center text-xs bg-white border border-blue-200 text-blue-600 px-3 py-2 rounded-lg hover:bg-blue-50 transition">
+                                 <FileText className="w-3 h-3 mr-2 text-blue-400" /> {att.name}
+                               </a>
+                             ))}
+                           </div>
+                        </div>
+                     )}
+
                      <div className="space-y-4">
                         <h3 className="font-bold text-gray-700">Messaggi</h3>
                         {selectedTicket.messages.map(m => (
@@ -440,12 +479,22 @@ export const ClientPortal: React.FC<ClientPortalProps> = ({
                 <form onSubmit={submitTicket} className="space-y-4">
                    <input type="text" placeholder="Oggetto" className="w-full border p-3 rounded-lg" value={ticketForm.subject} onChange={e => setTicketForm({...ticketForm, subject: e.target.value})} required />
                    <textarea placeholder="Descrizione" rows={5} className="w-full border p-3 rounded-lg" value={ticketForm.description} onChange={e => setTicketForm({...ticketForm, description: e.target.value})} required />
-                   <select className="w-full border p-3 rounded-lg" value={ticketForm.queue} onChange={e => setTicketForm({...ticketForm, queue: e.target.value})}>
-                      {queues.map(q => <option key={q.id} value={q.name}>{q.name}</option>)}
-                   </select>
-                   {/* Create Ticket attachment (mock for now as backend requires form data or separate upload) */}
-                   {/* For simplicity in this demo, omitting file upload on creation to keep code lean, or would need same async upload logic */}
-                   <button type="submit" className="w-full bg-brand-600 text-white py-3 rounded-lg font-bold">Crea Ticket</button>
+                   <div className="grid grid-cols-2 gap-4">
+                        <select className="w-full border p-3 rounded-lg bg-white" value={ticketForm.queue} onChange={e => setTicketForm({...ticketForm, queue: e.target.value})}>
+                            {queues.map(q => <option key={q.id} value={q.name}>{q.name}</option>)}
+                        </select>
+                        <div className="relative">
+                            <label className={`flex items-center justify-center w-full border p-3 rounded-lg cursor-pointer hover:bg-gray-50 ${isUploading ? 'opacity-50 pointer-events-none' : ''}`}>
+                                {isUploading ? <Loader2 className="w-5 h-5 animate-spin text-brand-600" /> : <Paperclip className="w-5 h-5 text-gray-500 mr-2" />}
+                                <span className="text-gray-500 text-sm">{ticketFiles && ticketFiles.length > 0 ? `${ticketFiles.length} file selezionati` : 'Allega file'}</span>
+                                <input type="file" className="hidden" multiple onChange={(e) => setTicketFiles(e.target.files)} />
+                            </label>
+                        </div>
+                   </div>
+                   <button type="submit" disabled={isUploading} className="w-full bg-brand-600 text-white py-3 rounded-lg font-bold hover:bg-brand-700 disabled:opacity-70 flex items-center justify-center">
+                       {isUploading ? <Loader2 className="w-5 h-5 animate-spin mr-2" /> : null}
+                       {isUploading ? 'Caricamento in corso...' : 'Crea Ticket'}
+                   </button>
                 </form>
              </div>
          )}