Limit notification width equalization to two-column rows

patterns/vsf-meldungen.html

@@ -502,6 +502,12 @@
           return;
         }
 
+        // Enforce equalized multi-row widths only for 2-column rows.
+        // For 3+ columns, keep native min/max card behavior.
+        if (firstRowCards.length !== 2) {
+          return;
+        }
+
         const referenceWidth = referenceCard.getBoundingClientRect().width;
         grid.style.setProperty('--layout-object-card-shared-width', `${referenceWidth}px`);
         grid.classList.add('sg-notifications-pattern--multi-row');