구분선 리사이즈 개선

frontend/components/report/designer/ReportDesignerRightPanel.tsx

@@ -562,11 +562,17 @@ export function ReportDesignerRightPanel() {
                             <Label className="text-xs">방향</Label>
                             <Select
                               value={selectedComponent.orientation || "horizontal"}
-                              onValueChange={(value) =>
+                              onValueChange={(value) => {
+                                // 방향 변경 시 너비/높이 스왑
+                                const isToVertical = value === "vertical";
+                                const currentWidth = selectedComponent.width;
+                                const currentHeight = selectedComponent.height;
                                 updateComponent(selectedComponent.id, {
                                   orientation: value as "horizontal" | "vertical",
-                                })
-                              }
+                                  width: isToVertical ? 10 : currentWidth > 50 ? currentWidth : 300,
+                                  height: isToVertical ? currentWidth > 50 ? currentWidth : 300 : 10,
+                                });
+                              }}
                             >
                               <SelectTrigger className="h-8">
                                 <SelectValue />