Update about page and mark branding tasks as complete

assets/css/custom.css

@@ -85,7 +85,8 @@ html.dark .theme-toggle-light {
     width: 0.6em;
     height: 1.1em;
     background: #999;
-    vertical-align: text-bottom; transform: translateY(-2px);
+    vertical-align: text-bottom;
+    transform: translateY(-2px);
     margin-left: 1px;
     animation: vim-blink 0.8s step-end infinite;
 }
@@ -102,4 +103,26 @@ html.dark .theme-toggle-light {
     background: #ccc;
 }
 
-/* Hide current page title in breadcrumb */
+
+/* Center footer copyright on all screens */
+    justify-content: center !important;
+}
+
+
+/* Footer copyright always centered */
+.hextra-footer > div:last-child {
+    justify-content: center !important;
+}
+
+/* Remove top border from sidebar bottom section */
+.hextra-sidebar-container div[data-toggle-animation] {
+    border-top: none !important;
+}
+
+/* Keep cursor blinking even with reduced motion */
+@media (prefers-reduced-motion: reduce) {
+    #typewriter-text::after {
+        animation-duration: 0.8s !important;
+        animation-iteration-count: infinite !important;
+    }
+}