diff --git a/packages/frontend/src/components/FileEditorOverlay.vue b/packages/frontend/src/components/FileEditorOverlay.vue
index 155fd02..53e03dc 100644
--- a/packages/frontend/src/components/FileEditorOverlay.vue
+++ b/packages/frontend/src/components/FileEditorOverlay.vue
@@ -339,7 +339,7 @@ const handleCloseTab = (tabId: string) => {
 const handleCloseOtherTabs = (targetTabId: string) => {
     console.log(`[FileEditorOverlay] handleCloseOtherTabs called for target: ${targetTabId}`); // Add log
     if (shareFileEditorTabsBoolean.value) {
-        closeOtherTabs(targetTabId); // 修正：调用正确的 action 名称
+        closeOtherTabs(targetTabId); 
     } else {
         const sessionId = popupFileInfo.value?.sessionId;
         if (sessionId) {
@@ -353,7 +353,7 @@ const handleCloseOtherTabs = (targetTabId: string) => {
 const handleCloseRightTabs = (targetTabId: string) => {
     console.log(`[FileEditorOverlay] handleCloseRightTabs called for target: ${targetTabId}`); // Add log
     if (shareFileEditorTabsBoolean.value) {
-        closeTabsToTheRight(targetTabId); // 修正：调用正确的 action 名称
+        closeTabsToTheRight(targetTabId); 
     } else {
         const sessionId = popupFileInfo.value?.sessionId;
         if (sessionId) {
@@ -433,17 +433,9 @@ const handleOpenSearch = () => {
  
 // 关闭弹窗 (保持不变)
 const handleCloseContainer = () => {
-    // 关闭前不再检查本地修改状态，因为没有本地状态了
-    // 如果需要检查 store 中 activeTab 的修改状态，可以在这里添加逻辑
-    // if (activeTab.value?.isModified) { ... }
     isVisible.value = false;
-    // 不需要重置本地状态了
 };
 
-// 最小化编辑器容器 (如果需要实现)
-// const handleMinimizeContainer = () => {
-//   setEditorVisibility('minimized');
-// };
 
 // --- 拖拽调整大小逻辑 ---
 const startResize = (event: MouseEvent) => {
@@ -487,20 +479,8 @@ watch(popupTrigger, () => {
     const { filePath, sessionId } = popupFileInfo.value;
     console.log(`[FileEditorOverlay] Triggered for file: ${filePath} in session: ${sessionId}`);
 
-    // 仅显示弹窗，激活逻辑由各自 store 的 openFile/openFileInSession 处理
-    // 或者由 handleActivateTab 处理用户点击
     isVisible.value = true;
 
-    // --- 确保激活状态正确 (重要) ---
-    // 在非共享模式下，FileManager 调用 openFileInSession 时会设置会话内的 activeTabId。
-    // 在共享模式下，FileManager 调用 openFile 时会设置全局的 activeTabId。
-    // 这里不再需要强制调用 setActiveTab，因为触发弹窗时，对应的 store 应该已经处理了激活。
-    // 如果发现激活不正确，问题可能在 FileManager 或对应的 store action 中。
-
-    // 检查激活状态 (调试用)
-    // nextTick(() => { // 确保在 DOM 更新后检查
-    //     console.log(`[FileEditorOverlay] Popup shown. Current activeTabId: ${activeTabId.value}, Active Tab Object:`, activeTab.value);
-    // });
 
 });
 
@@ -509,7 +489,6 @@ watch(activeTab, () => {
     updateSelectWidth();
 }, { immediate: true }); // immediate: true ensures it runs on initial load too
 
-// +++ Watch for changes in the selected encoding to update width +++
 watch(currentSelectedEncoding, () => {
   updateSelectWidth();
 });
@@ -566,19 +545,17 @@ onBeforeUnmount(() => {
           <span v-if="currentTabSaveStatus === 'saving'" class="save-status saving">{{ t('fileManager.saving') }}...</span>
           <span v-if="currentTabSaveStatus === 'success'" class="save-status success">✅ {{ t('fileManager.saveSuccess') }}</span>
           <span v-if="currentTabSaveStatus === 'error'" class="save-status error">❌ {{ t('fileManager.saveError') }}: {{ currentTabSaveError }}</span>
-          <button @click="handleSaveRequest" :disabled="currentTabIsSaving || currentTabIsLoading || !!currentTabLoadingError || !activeTab" class="save-btn">
-            {{ t('fileManager.actions.save') }}
-          </button>
-          <!-- +++ 移动端搜索按钮 +++ -->
+          <!-- +++ 移动端搜索按钮 (Font Awesome) +++ -->
           <button
             v-if="props.isMobile && activeTab && !currentTabIsLoading"
             @click="handleOpenSearch"
             class="search-btn"
             :title="t('fileManager.actions.search', 'Search')"
           >
-            <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-search" viewBox="0 0 16 16">
-              <path d="M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001q.044.06.098.115l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85a1 1 0 0 0-.115-.1zM12 6.5a5.5 5.5 0 1 1-11 0 5.5 5.5 0 0 1 11 0"/>
-            </svg>
+            <i class="fas fa-search"></i>
+          </button>
+          <button @click="handleSaveRequest" :disabled="currentTabIsSaving || currentTabIsLoading || !!currentTabLoadingError || !activeTab" class="save-btn">
+            {{ t('fileManager.actions.save') }}
           </button>
 
           <button v-if="!props.isMobile" @click="handleCloseContainer" class="close-editor-btn" :title="t('fileManager.actions.closeEditor')">✖</button>
@@ -837,27 +814,29 @@ onBeforeUnmount(() => {
     background-color: #45a049;
 }
 
-/* +++ 搜索按钮样式 +++ */
 .search-btn {
-  background-color: #555; /* 与其他按钮风格类似 */
-  color: white;
-  border: none;
-  padding: 0.4rem 0.6rem; /* 调整内边距以适应图标 */
-  cursor: pointer;
-  border-radius: 3px;
-  font-size: 0.9em;
-  display: inline-flex; /* 使图标居中 */
+  display: flex;
   align-items: center;
   justify-content: center;
+  width: 1.75rem; 
+  height: 1.75rem; 
+  background-color: transparent;
+  border: none;
+  border-radius: 0.25rem; 
+  cursor: pointer;
+  transition: background-color 0.2s, color 0.2s; 
+  padding: 0; 
+  color: #ccc;
 }
 .search-btn:hover {
-  background-color: #666;
+  background-color: rgba(0, 0, 0, 0.1); 
+  color: #f0f0f0; 
 }
-.search-btn svg {
-  pointer-events: none; /* 防止 SVG 捕获点击事件 */
+.search-btn i {
+  font-size: 1rem;
+  line-height: 1; 
 }
 
-
 .save-status {
     font-size: 0.9em;
     padding: 0.2rem 0.5rem;
@@ -891,33 +870,7 @@ onBeforeUnmount(() => {
 }
 
 
-/* 最小化状态样式 (可选) */
-/*
-.editor-minimized-bar {
-    position: fixed;
-    bottom: 0;
-    left: 50%;
-    transform: translateX(-50%);
-    background-color: #333;
-    color: #f0f0f0;
-    padding: 0.5rem 1rem;
-    border-top-left-radius: 5px;
-    border-top-right-radius: 5px;
-    cursor: pointer;
-    z-index: 1001;
-    display: flex;
-    align-items: center;
-    gap: 1rem;
-}
-.editor-minimized-bar button {
-    background: none;
-    border: none;
-    color: #ccc;
-    cursor: pointer;
-}
-*/
 
-/* +++ 编码选择器样式 (copied from FileEditorContainer) +++ */
 .encoding-select-wrapper {
   display: inline-block; /* 让 wrapper 包裹内容 */
   vertical-align: middle; /* 垂直居中对齐 */
@@ -932,7 +885,6 @@ onBeforeUnmount(() => {
   font-size: 0.85em;
   cursor: pointer;
   outline: none;
-  /* width: auto; */ /* JS will control width via style property */
 }
 
 .encoding-select:hover {