diff --git a/docs/plan/Editor重构3.26.md b/docs/plan/Editor重构3.26.md
index e7c64ee9..1005983b 100644
--- a/docs/plan/Editor重构3.26.md
+++ b/docs/plan/Editor重构3.26.md
@@ -108,6 +108,7 @@
 - `Inspector / Console` 的局部 action 组装也开始继续下沉到 shared router
 - `Inspector` 的 component section header 菜单已开始改成 callback/router 驱动，而不是在 widget 层硬编码动作
 - `MenuBar` 的 File / View / Help / global shortcut 也开始继续下沉到 shared main-menu router
+- `Hierarchy / Project` 的 drag-drop payload、拖拽接收与部分选择语义也开始继续下沉到 shared action router
 
 ### 5. Dock / Layout 层
 
@@ -190,6 +191,7 @@
 - 重命名状态已收成 `Begin / Commit / Cancel`
 - 重命名交互已从 panel 局部字段收口到 shared inline edit state
 - `Rename` 请求已能从 `MenuBar -> EventBus -> Hierarchy inline edit` 触发
+- entity drag payload / 目标接收 / root drop / selection click 语义已开始继续从 panel 下沉到 shared hierarchy router
 
 仍待完成：
 
@@ -205,6 +207,7 @@
 - 资源图标绘制与图标配色已下沉到 shared UI token / widget
 - 创建文件夹弹窗已改成 shared popup state 驱动
 - `Back / Open / Delete` 已接 panel-focused keyboard action
+- asset drag payload / folder drop / 拖拽预览高亮已开始继续从 panel 下沉到 shared project router
 
 仍待完成：
 
diff --git a/editor/src/Actions/HierarchyActionRouter.h b/editor/src/Actions/HierarchyActionRouter.h
index 131a97be..55a3740a 100644
--- a/editor/src/Actions/HierarchyActionRouter.h
+++ b/editor/src/Actions/HierarchyActionRouter.h
@@ -10,6 +10,10 @@ namespace XCEngine {
 namespace Editor {
 namespace Actions {
 
+inline constexpr const char* HierarchyEntityPayloadType() {
+    return "ENTITY_PTR";
+}
+
 inline void RequestEntityRename(IEditorContext& context, const ::XCEngine::Components::GameObject* gameObject) {
     if (!gameObject) {
         return;
@@ -18,6 +22,63 @@ inline void RequestEntityRename(IEditorContext& context, const ::XCEngine::Compo
     context.GetEventBus().Publish(EntityRenameRequestedEvent{ gameObject->GetID() });
 }
 
+inline void HandleHierarchySelectionClick(IEditorContext& context, uint64_t entityId, bool additive) {
+    auto& selectionManager = context.GetSelectionManager();
+    if (additive) {
+        if (!selectionManager.IsSelected(entityId)) {
+            selectionManager.AddToSelection(entityId);
+        }
+        return;
+    }
+
+    selectionManager.SetSelectedEntity(entityId);
+}
+
+inline bool BeginHierarchyEntityDrag(::XCEngine::Components::GameObject* gameObject) {
+    if (!gameObject || !ImGui::BeginDragDropSource(ImGuiDragDropFlags_None)) {
+        return false;
+    }
+
+    ImGui::SetDragDropPayload(HierarchyEntityPayloadType(), &gameObject, sizeof(::XCEngine::Components::GameObject*));
+    ImGui::Text("%s", gameObject->GetName().c_str());
+    ImGui::EndDragDropSource();
+    return true;
+}
+
+inline bool AcceptHierarchyEntityDrop(IEditorContext& context, ::XCEngine::Components::GameObject* target) {
+    if (!target || !ImGui::BeginDragDropTarget()) {
+        return false;
+    }
+
+    bool accepted = false;
+    if (const ImGuiPayload* payload = ImGui::AcceptDragDropPayload(HierarchyEntityPayloadType())) {
+        ::XCEngine::Components::GameObject* sourceGameObject = *(::XCEngine::Components::GameObject**)payload->Data;
+        if (sourceGameObject != target && Commands::CanReparentEntity(sourceGameObject, target)) {
+            Commands::ReparentEntityPreserveWorldTransform(context, sourceGameObject, target->GetID());
+            accepted = true;
+        }
+    }
+    ImGui::EndDragDropTarget();
+    return accepted;
+}
+
+inline bool AcceptHierarchyEntityDropToRoot(IEditorContext& context) {
+    if (!ImGui::BeginDragDropTarget()) {
+        return false;
+    }
+
+    bool accepted = false;
+    if (const ImGuiPayload* payload = ImGui::AcceptDragDropPayload(HierarchyEntityPayloadType())) {
+        ::XCEngine::Components::GameObject* sourceGameObject = *(::XCEngine::Components::GameObject**)payload->Data;
+        if (sourceGameObject && sourceGameObject->GetParent() != nullptr) {
+            Commands::ReparentEntityPreserveWorldTransform(context, sourceGameObject, 0);
+            accepted = true;
+        }
+    }
+    ImGui::EndDragDropTarget();
+    return accepted;
+}
+
 inline void DrawHierarchyCreateActions(IEditorContext& context, ::XCEngine::Components::GameObject* parent) {
     DrawMenuAction(MakeCreateEmptyEntityAction(), [&]() {
         Commands::CreateEmptyEntity(context, parent, "Create Entity", "GameObject");
diff --git a/editor/src/Actions/ProjectActionRouter.h b/editor/src/Actions/ProjectActionRouter.h
index af3ee0b7..f855ea8b 100644
--- a/editor/src/Actions/ProjectActionRouter.h
+++ b/editor/src/Actions/ProjectActionRouter.h
@@ -10,6 +10,10 @@ namespace XCEngine {
 namespace Editor {
 namespace Actions {
 
+inline constexpr const char* ProjectAssetPayloadType() {
+    return "ASSET_ITEM";
+}
+
 inline int FindProjectItemIndex(IProjectManager& projectManager, const AssetItemPtr& item) {
     if (!item) {
         return -1;
@@ -29,6 +33,50 @@ inline int FindProjectItemIndex(IProjectManager& projectManager, const AssetItem
     return -1;
 }
 
+inline const char* GetDraggedProjectAssetPath() {
+    const ImGuiPayload* payload = ImGui::GetDragDropPayload();
+    if (!payload || !payload->IsDataType(ProjectAssetPayloadType())) {
+        return nullptr;
+    }
+
+    return static_cast<const char*>(payload->Data);
+}
+
+inline bool IsProjectAssetBeingDragged(const AssetItemPtr& item) {
+    const char* draggedPath = GetDraggedProjectAssetPath();
+    return item != nullptr && draggedPath != nullptr && item->fullPath == draggedPath;
+}
+
+inline bool AcceptProjectAssetDrop(IProjectManager& projectManager, const AssetItemPtr& targetFolder) {
+    if (!targetFolder || !targetFolder->isFolder || !ImGui::BeginDragDropTarget()) {
+        return false;
+    }
+
+    bool accepted = false;
+    if (const ImGuiPayload* payload = ImGui::AcceptDragDropPayload(ProjectAssetPayloadType())) {
+        const char* draggedPath = static_cast<const char*>(payload->Data);
+        accepted = Commands::MoveAssetToFolder(projectManager, draggedPath, targetFolder);
+    }
+    ImGui::EndDragDropTarget();
+    return accepted;
+}
+
+inline bool BeginProjectAssetDrag(const AssetItemPtr& item, UI::AssetIconKind iconKind) {
+    if (!item || item->fullPath.empty() || !ImGui::BeginDragDropSource(ImGuiDragDropFlags_None)) {
+        return false;
+    }
+
+    ImGui::SetDragDropPayload(ProjectAssetPayloadType(), item->fullPath.c_str(), item->fullPath.length() + 1);
+
+    ImVec2 previewMin = ImGui::GetMousePos();
+    const ImVec2 previewSize = UI::AssetDragPreviewSize();
+    ImVec2 previewMax = ImVec2(previewMin.x + previewSize.x, previewMin.y + previewSize.y);
+    UI::DrawAssetIcon(ImGui::GetForegroundDrawList(), previewMin, previewMax, iconKind);
+
+    ImGui::EndDragDropSource();
+    return true;
+}
+
 inline void DrawProjectAssetContextActions(IEditorContext& context, const AssetItemPtr& item) {
     auto& projectManager = context.GetProjectManager();
     const int itemIndex = FindProjectItemIndex(projectManager, item);
diff --git a/editor/src/panels/HierarchyPanel.cpp b/editor/src/panels/HierarchyPanel.cpp
index 4137173f..613e8881 100644
--- a/editor/src/panels/HierarchyPanel.cpp
+++ b/editor/src/panels/HierarchyPanel.cpp
@@ -100,15 +100,7 @@ void HierarchyPanel::Render() {
     }
     
     ImGui::InvisibleButton("##DragTarget", ImVec2(-1, -1));
-    if (ImGui::BeginDragDropTarget()) {
-        if (const ImGuiPayload* payload = ImGui::AcceptDragDropPayload("ENTITY_PTR")) {
-            ::XCEngine::Components::GameObject* sourceGameObject = *(::XCEngine::Components::GameObject**)payload->Data;
-            if (sourceGameObject && sourceGameObject->GetParent() != nullptr) {
-                Commands::ReparentEntityPreserveWorldTransform(*m_context, sourceGameObject, 0);
-            }
-        }
-        ImGui::EndDragDropTarget();
-    }
+    Actions::AcceptHierarchyEntityDropToRoot(*m_context);
     
 }
 
@@ -192,21 +184,15 @@ void HierarchyPanel::RenderEntity(::XCEngine::Components::GameObject* gameObject
             gameObject->GetChildCount() == 0);
         
         if (node.clicked) {
-            ImGuiIO& io = ImGui::GetIO();
-            if (io.KeyCtrl) {
-                if (!m_context->GetSelectionManager().IsSelected(gameObject->GetID())) {
-                    m_context->GetSelectionManager().AddToSelection(gameObject->GetID());
-                }
-            } else {
-                m_context->GetSelectionManager().SetSelectedEntity(gameObject->GetID());
-            }
+            Actions::HandleHierarchySelectionClick(*m_context, gameObject->GetID(), ImGui::GetIO().KeyCtrl);
         }
         
         if (node.doubleClicked) {
             BeginRename(gameObject);
         }
         
-        HandleDragDrop(gameObject);
+        Actions::BeginHierarchyEntityDrag(gameObject);
+        Actions::AcceptHierarchyEntityDrop(*m_context, gameObject);
         
         if (UI::BeginPopupContextItem("EntityContextMenu")) {
             Actions::DrawHierarchyContextActions(*m_context, gameObject);
@@ -250,24 +236,6 @@ void HierarchyPanel::CancelRename() {
     m_renameState.Cancel();
 }
 
-void HierarchyPanel::HandleDragDrop(::XCEngine::Components::GameObject* gameObject) {
-    if (ImGui::BeginDragDropSource(ImGuiDragDropFlags_None)) {
-        ImGui::SetDragDropPayload("ENTITY_PTR", &gameObject, sizeof(::XCEngine::Components::GameObject*));
-        ImGui::Text("%s", gameObject->GetName().c_str());
-        ImGui::EndDragDropSource();
-    }
-    
-    if (ImGui::BeginDragDropTarget()) {
-        if (const ImGuiPayload* payload = ImGui::AcceptDragDropPayload("ENTITY_PTR")) {
-            ::XCEngine::Components::GameObject* sourceGameObject = *(::XCEngine::Components::GameObject**)payload->Data;
-            if (sourceGameObject != gameObject && Commands::CanReparentEntity(sourceGameObject, gameObject)) {
-                Commands::ReparentEntityPreserveWorldTransform(*m_context, sourceGameObject, gameObject->GetID());
-            }
-        }
-        ImGui::EndDragDropTarget();
-    }
-}
-
 bool HierarchyPanel::PassesFilter(::XCEngine::Components::GameObject* gameObject, const std::string& filter) {
     if (!gameObject) return false;
     
diff --git a/editor/src/panels/HierarchyPanel.h b/editor/src/panels/HierarchyPanel.h
index e0144e7e..3aa1553b 100644
--- a/editor/src/panels/HierarchyPanel.h
+++ b/editor/src/panels/HierarchyPanel.h
@@ -26,7 +26,6 @@ private:
     void BeginRename(::XCEngine::Components::GameObject* gameObject);
     void CommitRename();
     void CancelRename();
-    void HandleDragDrop(::XCEngine::Components::GameObject* gameObject);
     bool PassesFilter(::XCEngine::Components::GameObject* gameObject, const std::string& filter);
     void SortEntities(std::vector<::XCEngine::Components::GameObject*>& entities);
     
diff --git a/editor/src/panels/ProjectPanel.cpp b/editor/src/panels/ProjectPanel.cpp
index cdee4e1d..9d2d925a 100644
--- a/editor/src/panels/ProjectPanel.cpp
+++ b/editor/src/panels/ProjectPanel.cpp
@@ -11,10 +11,6 @@
 namespace XCEngine {
 namespace Editor {
 
-namespace {
-constexpr const char* kAssetDragDropType = "ASSET_ITEM";
-}
-
 ProjectPanel::ProjectPanel() : Panel("Project") {
 }
 
@@ -23,13 +19,6 @@ void ProjectPanel::Initialize(const std::string& projectPath) {
 }
 
 void ProjectPanel::Render() {
-    const ImGuiPayload* payload = ImGui::GetDragDropPayload();
-    if (payload && payload->IsDataType(kAssetDragDropType)) {
-        m_draggingPath = (const char*)payload->Data;
-    } else if (!ImGui::IsMouseDown(0)) {
-        m_draggingPath.clear();
-    }
-    
     UI::PanelWindowScope panel(m_name.c_str());
     if (!panel.IsOpen()) {
         return;
@@ -131,7 +120,7 @@ void ProjectPanel::RenderAssetItem(const AssetItemPtr& item, int index) {
     bool isSelected = (manager.GetSelectedIndex() == index);
     
     ImGui::PushID(index);
-    const bool isDraggingThisItem = !m_draggingPath.empty() && item->fullPath == m_draggingPath;
+    const bool isDraggingThisItem = Actions::IsProjectAssetBeingDragged(item);
     const UI::AssetIconKind iconKind = item->isFolder ? UI::AssetIconKind::Folder : UI::AssetIconKind::File;
 
     const UI::AssetTileResult tile = UI::DrawAssetTile(
@@ -151,28 +140,8 @@ void ProjectPanel::RenderAssetItem(const AssetItemPtr& item, int index) {
         m_itemContextMenu.RequestOpen(item);
     }
     
-    if (item->isFolder) {
-        if (ImGui::BeginDragDropTarget()) {
-            if (const ImGuiPayload* payload = ImGui::AcceptDragDropPayload(kAssetDragDropType)) {
-                const char* draggedPath = (const char*)payload->Data;
-                Commands::MoveAssetToFolder(manager, draggedPath, item);
-            }
-            ImGui::EndDragDropTarget();
-        }
-    }
-    
-    if (!item->fullPath.empty()) {
-        if (ImGui::BeginDragDropSource(ImGuiDragDropFlags_None)) {
-            ImGui::SetDragDropPayload(kAssetDragDropType, item->fullPath.c_str(), item->fullPath.length() + 1);
-            
-            ImVec2 previewMin = ImGui::GetMousePos();
-            const ImVec2 previewSize = UI::AssetDragPreviewSize();
-            ImVec2 previewMax = ImVec2(previewMin.x + previewSize.x, previewMin.y + previewSize.y);
-            UI::DrawAssetIcon(ImGui::GetForegroundDrawList(), previewMin, previewMax, iconKind);
-            
-            ImGui::EndDragDropSource();
-        }
-    }
+    Actions::AcceptProjectAssetDrop(manager, item);
+    Actions::BeginProjectAssetDrag(item, iconKind);
     
     if (tile.openRequested) {
         Commands::OpenAsset(*m_context, item);
diff --git a/editor/src/panels/ProjectPanel.h b/editor/src/panels/ProjectPanel.h
index 6954bcb7..e63845c5 100644
--- a/editor/src/panels/ProjectPanel.h
+++ b/editor/src/panels/ProjectPanel.h
@@ -19,7 +19,6 @@ private:
     char m_searchBuffer[256] = "";
     UI::TextInputPopupState<256> m_createFolderDialog;
     UI::TargetedPopupState<AssetItemPtr> m_itemContextMenu;
-    std::string m_draggingPath;
 };
 
 }