diff --git a/adventskalender/shared/js/position.js b/adventskalender/shared/js/position.js
index 5246c24..322a250 100644
--- a/adventskalender/shared/js/position.js
+++ b/adventskalender/shared/js/position.js
@@ -28,4 +28,16 @@ function positionAllDoors() {
 }
 
 window.addEventListener('load', positionAllDoors);
-window.addEventListener('resize', positionAllDoors);
\ No newline at end of file
+window.addEventListener('resize', positionAllDoors);
+
+// iOS / Mobile: neu berechnen bei Drehung oder Wake-up
+window.addEventListener('orientationchange', () => {
+  setTimeout(positionAllDoors, 300); // kleiner Delay für Safari
+});
+
+// optional: neu positionieren, wenn die Seite wieder aktiv wird
+document.addEventListener('visibilitychange', () => {
+  if (document.visibilityState === 'visible') {
+    setTimeout(positionAllDoors, 200);
+  }
+});
\ No newline at end of file