style: restore button text/icon visibility, keep focus ring suppressed

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: matthewcarleton

hub/src/AppChrome.css

@@ -617,23 +617,28 @@ body.ops-hub-embed-fullscreen-active {
   50% { box-shadow: 0 0 10px 3px rgba(201, 25, 11, 0.5); }
 }
 
-.ops-hub-design-notes-btn,
-.ops-hub-design-notes-btn:focus,
-.ops-hub-design-notes-btn:focus-visible,
-.ops-hub-design-notes-btn::before,
-.ops-hub-design-notes-btn::after {
+.ops-hub-design-notes-btn {
   background-color: #c9190b !important;
   color: #fff !important;
-  border: none !important;
-  outline: none !important;
+  border: 1px solid #c9190b !important;
   animation: design-notes-glow 3.5s ease-in-out infinite;
 }
 
+.ops-hub-design-notes-btn:focus,
+.ops-hub-design-notes-btn:focus-visible {
+  outline: none !important;
+  box-shadow: none !important;
+  border: 1px solid #c9190b !important;
+}
+
 .ops-hub-design-notes-btn:hover {
   background-color: #a30000 !important;
+  border-color: #a30000 !important;
 }
 
-.ops-hub-design-notes-btn svg {
+.ops-hub-design-notes-btn svg,
+.ops-hub-design-notes-btn .pf-v6-svg,
+.ops-hub-design-notes-btn span {
   color: #fff !important;
   fill: #fff !important;
 }