diff --git a/admin-spa/src/App.tsx b/admin-spa/src/App.tsx
index dbf3292..87ffce7 100644
--- a/admin-spa/src/App.tsx
+++ b/admin-spa/src/App.tsx
@@ -474,12 +474,15 @@ function Shell() {
             <div className="flex flex-1 min-h-0">
               <Sidebar />
               <main className="flex-1 flex flex-col min-h-0 min-w-0">
-                <PageHeader fullscreen={true} />
-                {isDashboardRoute ? (
-                  <DashboardSubmenuBar items={main.children} fullscreen={true} />
-                ) : (
-                  <SubmenuBar items={main.children} fullscreen={true} />
-                )}
+                {/* Flex wrapper: desktop = col-reverse (SubmenuBar first, PageHeader second) */}
+                <div className="flex flex-col-reverse">
+                  <PageHeader fullscreen={true} />
+                  {isDashboardRoute ? (
+                    <DashboardSubmenuBar items={main.children} fullscreen={true} />
+                  ) : (
+                    <SubmenuBar items={main.children} fullscreen={true} />
+                  )}
+                </div>
                 <div className="flex-1 overflow-auto p-4 min-w-0">
                   <AppRoutes />
                 </div>