diff --git a/index.php b/index.php
index 4382464..025a063 100644
--- a/index.php
+++ b/index.php
@@ -54,6 +54,7 @@
 </head>
 
 <body class="text-white">
+<div style="position:fixed;top:0;left:0;right:0;background:#ff6b00;color:white;text-align:center;padding:4px;font-size:14px;z-index:9999">⚠️ STAGING — nicht produktiv</div>
     <a class="visually-hidden-focusable position-absolute top-0 start-0 p-2" href="#main-content">Zum Inhalt springen</a>
 
     <header class="mb-5" id="header">
