diff --git a/guarddog_nexus/web/static/style.css b/guarddog_nexus/web/static/style.css
index e2870ea..fd80346 100644
--- a/guarddog_nexus/web/static/style.css
+++ b/guarddog_nexus/web/static/style.css
@@ -261,6 +261,8 @@ nav.sticky    { position: sticky; top: 0; z-index: 100; background: #13171f; pad
 
 th.sortable { cursor: pointer; user-select: none; }
 th.sortable:hover { background: #202632; }
+
+thead th { background: transparent !important; color: inherit !important; border-color: #202632 !important; }
 th.sortable .sort-icon { margin-left: 0.25rem; opacity: 1; }
 
 /* ------------------------------------------------------------------ */