Revert "Ensure modals have proper z-index to be interactive\n\nCo-Authored-By: Claude Code <noreply@anthropic.com>"

This reverts commit f3235bc31a.

Web/css/modern.css

@@ -29,14 +29,22 @@ a:hover, .btn:hover, .nav-link:hover {
     opacity: 0.85;
 }
 
-/* Ensure modals are on top and not clipped */
-.modal {
-    z-index: 1055 !important;
-}
-.modal-backdrop {
-    z-index: 1050 !important;
+/* Ensure action buttons have white text for visibility */
+.btn-primary,
+.btn-danger,
+.btn-warning,
+.btn-success,
+.btn-info,
+.btn-secondary {
+    color: var(--text-light) !important;
 }
 
+/* Override specific actions (update password, upload directory, rename) to have black text */
+.btn-primary,
+.btn-warning,
+.btn-info {
+    color: #212529 !important;
+}
 
 .dark-box {
     background: rgba(0,0,0,0.6);