Responsible note back to the footer, above the question nav

Under the title it read as asking for feedback before the visitor had
seen anything - it's meta, it closes the page rather than opening it.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

style/main.css

@@ -269,9 +269,8 @@ main.not-found {
   border-bottom-color: var(--accent);
 }
 
-/* Meta information under the question - same hue family as the
-   description but dimmer, and smaller: it matters less than what the
-   question itself says. */
+/* Meta information above the question nav - dimmer and smaller than
+   anything the question itself says. */
 .question-responsible {
   display: block;
   text-align: center;
@@ -279,7 +278,7 @@ main.not-found {
   opacity: 0.7;
   font-size: 0.85rem;
   line-height: 1.6;
-  margin: 0.6rem 1rem 1.8rem;
+  margin: 2.2rem 1rem 0;
 }
 
 .question-responsible a {