Updated

main.py

@@ -124,15 +124,15 @@ def get_ai_response(question: str) -> str:
 
 @app.get("/", response_class=HTMLResponse)
 async def index(request: Request):
-    device_id = request.cookies.get("device_id")
-    if not device_id:
-        device_id = str(uuid.uuid4())
+    # Forcing a new session on page refresh as requested
+    device_id = str(uuid.uuid4())
     
     if device_id not in chat_sessions:
         chat_sessions[device_id] = []
         
     response = templates.TemplateResponse("index.html", {"request": request, "chat_history": chat_sessions[device_id]})
-    response.set_cookie(key="device_id", value=device_id)
+    # Set the cookie with a short max_age or just as a session cookie
+    response.set_cookie(key="device_id", value=device_id, httponly=True)
     return response
 
 @app.post("/ask")

static/main.css

@@ -18,20 +18,23 @@
 }
 
 body {
-    height: 100vh;
+    min-height: 100vh;
     width: 100vw;
     background: var(--theo-green);
     background-image: var(--bg-gradient);
+    background-attachment: fixed;
     display: flex;
     align-items: center;
     justify-content: center;
-    overflow: hidden;
+    overflow-y: auto;
+    padding: 20px 0;
 }
 
 .chat-container {
     width: 100%;
     max-width: 900px;
-    height: 90vh;
+    height: 85vh;
+    min-height: 500px;
     background: var(--glass);
     backdrop-filter: blur(20px);
     -webkit-backdrop-filter: blur(20px);
@@ -42,6 +45,7 @@ body {
     overflow: hidden;
     border: 1px solid var(--glass-border);
     position: relative;
+    margin: 20px;
 }
 
 .chat-header {