Update app.py

app.py

@@ -107,18 +107,18 @@ h1 {
 /* ---------- Chatbot ---------- */
 .chatbot {
   background: var(--surface);
-  border-radius: 20px;
-  padding: 20px;
-  height: 90vh;
+  border-radius: 16px;
+  padding: 16px;
+  height: 75vh;
   width: 100% !important;
-  border: 5px solid var(--border);
+  border: 1px solid var(--border);
   overflow-y: auto;
 }
 
 /* ---------- Messages ---------- */
 .message {
   max-width: 100%;
-  padding: 10px 12px;
+  padding: 15px 20px;
   border-radius: 12px;
   margin-bottom: 12px;
   line-height: 1.3;