check

lib/presentation/pos/screens/pos_dashboard_screen.dart

@@ -183,6 +183,13 @@ class _PosDashboardScreenState extends ConsumerState<PosDashboardScreen> {
                     Expanded(
                       child: AnimatedSwitcher(
                         duration: AppMotion.fast,
+                        // Top, not the default centre. The switcher stacks its
+                        // children with loose constraints, so a module page
+                        // shorter than the viewport — Promotions with two
+                        // campaigns, Product Import before anything is pulled —
+                        // sized itself to its content and then floated in the
+                        // middle of the screen with dead space above it.
+
                         child: KeyedSubtree(
                           key: ValueKey(module),
                           child: _body(module, layout),