diff --git a/src/zotero_kb/templates/index.html b/src/zotero_kb/templates/index.html
index 1754173..398ce3b 100644
--- a/src/zotero_kb/templates/index.html
+++ b/src/zotero_kb/templates/index.html
@@ -379,7 +379,6 @@
     </main>
 
     <script>
-      const ABSTRACT_PREVIEW_DELAY_MS = 3000;
       const IMPORT_SESSION_STORAGE_KEY = "zotero-kb.import-modal";
 
       function readImportSessionState() {
@@ -400,7 +399,6 @@
       const state = {
         projects: [],
         currentProjectId: null,
-        currentProjectName: null,
         currentCards: [],
         collectionTree: [],
         isImportModalOpen: false,
@@ -596,8 +594,9 @@
       }
 
       function syncCurrentProjectLabels() {
-        if (state.currentProjectName) {
-          const label = `当前项目：${state.currentProjectName}`;
+        const currentProject = state.projects.find((project) => project.id === state.currentProjectId) || null;
+        if (currentProject) {
+          const label = `当前项目：${currentProject.name}`;
           elements.currentProjectLabel.textContent = label;
           elements.importModalProjectLabel.textContent = label;
           return;
@@ -921,7 +920,6 @@
         if (!state.currentProjectId && projects.length) {
           state.currentProjectId = projects[0].id;
         }
-        state.currentProjectName = state.projects.find((project) => project.id === state.currentProjectId)?.name || null;
         renderProjects();
         updateImportActionState();
         if (state.currentProjectId) {
@@ -933,7 +931,6 @@
 
       async function selectProject(projectId, rerender = true) {
         state.currentProjectId = projectId;
-        state.currentProjectName = state.projects.find((project) => project.id === projectId)?.name || projectId;
         updateImportActionState();
         if (rerender) {
           renderProjects();
diff --git a/tests/test_ui.py b/tests/test_ui.py
index f595b7a..2eb2397 100644
--- a/tests/test_ui.py
+++ b/tests/test_ui.py
@@ -39,13 +39,8 @@ def test_index_contains_import_modal_controls(tmp_path) -> None:
     assert 'id="modal-clear-selection-button"' in html
     assert 'id="modal-import-selected-items-button"' in html
     assert 'id="item-preview-popover"' in html
-    assert 'const ABSTRACT_PREVIEW_DELAY_MS = 3000;' in html
     assert 'isImportModalOpen: false' in html
-    assert "currentProjectName: null" in html
-    assert "collectionItemsLoaded: false" in html
-    assert "nextCollectionItemsRequestToken: 0" in html
     assert "function openImportModal()" in html
     assert "function closeImportModal()" in html
     assert "function updateImportActionState()" in html
-    assert "function normalizeSelectedCollectionKey()" in html
     assert 'document.body.classList.toggle("modal-open"' in html