Task fix attempt

src/entities/cargo/systems.rs

@@ -1,8 +1,9 @@
-//! Cargo systems: carry visual cycling and haul encumbrance.
+//! Cargo systems: carry visual cycling, position sync, and haul encumbrance.
 
 use bevy::prelude::*;
 
-use crate::entities::cargo::components::{CarryVisualState, HaulSlot};
+use crate::entities::cargo::components::{Cargo, CarryVisualState, HaulSlot};
+use crate::entities::item::constants::ITEM_Z_FIGHTING_OFFSET;
 use crate::entities::item::inventory::constants::ENCUMBERED_SPEED_MULTIPLIER;
 use crate::entities::item::inventory::InventoryChangedEvent;
 use crate::entities::shared_components::Ambulatory;
@@ -60,3 +61,16 @@ pub fn haul_encumbrance_system(
         events.write(InventoryChangedEvent { carrier: entity });
     }
 }
+
+/// Sync cargo visual position when tile_pos changes.
+/// When cargo is picked up or dropped, tile_pos updates but Transform doesn't.
+/// This system keeps Transform in sync with the logical position.
+pub fn cargo_position_sync_system(mut query: Query<(&Cargo, &mut Transform), Changed<Cargo>>) {
+    for (cargo, mut transform) in query.iter_mut() {
+        transform.translation = Vec3::new(
+            cargo.tile_pos.x as f32,
+            cargo.tile_pos.y as f32,
+            cargo.tile_pos.z as f32 - ITEM_Z_FIGHTING_OFFSET,
+        );
+    }
+}