Enhance critical CSS with Bootstrap navbar class overrides

Co-authored-by: csharpfritz <[email protected]>

Author: Copilot

Web/Pages/Shared/_Layout.cshtml

@@ -70,6 +70,12 @@
             background-color: var(--navbar-bg) !important;
             color: var(--navbar-text) !important;
         }
+        .navbar.navbar-light {
+            background-color: var(--navbar-bg) !important;
+        }
+        .navbar.bg-white {
+            background-color: var(--navbar-bg) !important;
+        }
         .navbar .navbar-brand,
         .navbar .nav-link {
             color: var(--navbar-text) !important;