diff --git a/frontend/src/index.css b/frontend/src/index.css
index 520e77e..5e573a9 100644
--- a/frontend/src/index.css
+++ b/frontend/src/index.css
@@ -487,21 +487,20 @@ html, body, #root {
   letter-spacing: .04em;
 }
 
-/* Overdue checkout today: card shifts right by 23px (margin-left 46px) so the
-   wider bracket sits cleanly in that space rather than overlapping the card.
-   margin-right stays normal — the 23px extra left margin is the compensation. */
+/* Overdue checkout today: card shifts 23px right (margin-left: 46px) so the
+   wider bracket sits cleanly in the left margin with a 4px gap to the card.
+   No margin-right override — spans-next and normal rules handle the right side. */
 .room-card.has-overdue-checkout {
   margin-left: 46px;
-  margin-right: 23px;
 }
 .room-card.has-overdue-checkout[data-previous-status]::before {
   left: -46px;
-  width: 46px;
+  width: 42px;
   background: rgba(59, 130, 246, 0.1);
 }
 .room-card.has-overdue-checkout .card-sliver-depart {
   left: -46px;
-  width: 46px;
+  width: 42px;
   font-weight: 700;
   font-size: 10px;
 }