tweak(ui): improve collapse area

Author: iamdavidhill

packages/ui/src/components/message-part.css

@@ -785,7 +785,7 @@
   [data-slot="question-body"] {
     display: flex;
     flex-direction: column;
-    gap: 16px;
+    gap: 0;
     flex: 1;
     min-height: 0;
     padding: 8px 8px 0;
@@ -822,7 +822,7 @@
     font-weight: var(--font-weight-medium);
     line-height: var(--line-height-large);
     color: var(--text-strong);
-    padding: 0 10px;
+    padding: 16px 10px 0;
   }
 
   [data-slot="question-hint"] {