Profile redesign: Quality pass (#37766)

app/javascript/styles/mastodon/components.scss

@@ -2869,6 +2869,7 @@ a.account__display-name {
   }
 
   &-subtitle {
+    color: var(--color-text-tertiary);
     font-weight: 400;
   }
 
@@ -2911,6 +2912,10 @@ a.account__display-name {
       outline: 0;
     }
   }
+
+  button:is(:disabled, [aria-disabled='true']) &-subtitle {
+    color: inherit;
+  }
 }
 
 .reblog-menu-item {