diff --git a/resources/views/layouts/partials/sidebar.blade.php b/resources/views/layouts/partials/sidebar.blade.php
index b19badf..cbc7e03 100644
--- a/resources/views/layouts/partials/sidebar.blade.php
+++ b/resources/views/layouts/partials/sidebar.blade.php
@@ -109,5 +109,24 @@
                 });
             }
         });
+           /* ─── EIBS: allow only one open panel ─── */
+        const allCollapses = document.querySelectorAll('.collapse');
+
+        allCollapses.forEach(function (panel) {
+            /* When any panel STARTS to open… */
+            panel.addEventListener('show.bs.collapse', function () {
+
+                /* …loop through every other panel… */
+                allCollapses.forEach(function (openPanel) {
+                    if (openPanel !== panel && openPanel.classList.contains('show')) {
+                        /* …and close it. */
+                        /* If Bootstrap already has an instance → use it, otherwise create one on the fly */
+                        (bootstrap.Collapse.getInstance(openPanel) ||
+                         new bootstrap.Collapse(openPanel))
+                         .hide();
+                    }
+                });
+            });
+        });
     });
-</script>
\ No newline at end of file
+</script>