fix: simplify badge hover to a.badge:hover, remove badge-static class

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

assets/css/main.css

@@ -175,7 +175,7 @@
     transition: transform 0.15s var(--ease-bounce), filter 0.2s;
   }
 
-  a.badge:not(.badge-static):hover { transform: skewX(-4deg) scale(1.06); filter: brightness(1.2); }
+  a.badge:hover { transform: skewX(-4deg) scale(1.06); filter: brightness(1.2); }
   a.badge, a > .badge { cursor: pointer; }
 
   .badge-heat     { background: var(--color-heat);  color: #fff; }

layouts/authors/single.html

@@ -46,7 +46,7 @@
             href="{{ $href }}"
             target="_blank"
             rel="noopener noreferrer"
-            class="badge badge-outline badge-static"
+            class="badge badge-outline"
           >{{ $platform | upper }} {{ partial "icon.html" "arrow-external" }}</a>
           {{- end -}}
         </div>