diff --git a/apps/web/src/api/dictionaries.ts b/apps/web/src/api/dictionaries.ts
index 3dcbe57..b44d443 100644
--- a/apps/web/src/api/dictionaries.ts
+++ b/apps/web/src/api/dictionaries.ts
@@ -8,6 +8,7 @@ export interface DictionaryItemInfo {
   value: string;
   sort_order: number;
   color?: string;
+  version: number;
 }
 
 export interface DictionaryInfo {
@@ -16,6 +17,7 @@ export interface DictionaryInfo {
   code: string;
   description?: string;
   items: DictionaryItemInfo[];
+  version: number;
 }
 
 export interface CreateDictionaryRequest {
@@ -27,6 +29,7 @@ export interface CreateDictionaryRequest {
 export interface UpdateDictionaryRequest {
   name?: string;
   description?: string;
+  version: number;
 }
 
 export async function listDictionaries(page = 1, pageSize = 20) {
@@ -53,8 +56,8 @@ export async function updateDictionary(id: string, req: UpdateDictionaryRequest)
   return data.data;
 }
 
-export async function deleteDictionary(id: string) {
-  await client.delete(`/config/dictionaries/${id}`);
+export async function deleteDictionary(id: string, version: number) {
+  await client.delete(`/config/dictionaries/${id}`, { data: { version } });
 }
 
 export async function listItemsByCode(code: string) {
@@ -77,6 +80,7 @@ export interface UpdateDictionaryItemRequest {
   value?: string;
   sort_order?: number;
   color?: string;
+  version: number;
 }
 
 export async function createDictionaryItem(
@@ -102,6 +106,6 @@ export async function updateDictionaryItem(
   return data.data;
 }
 
-export async function deleteDictionaryItem(dictionaryId: string, itemId: string) {
-  await client.delete(`/config/dictionaries/${dictionaryId}/items/${itemId}`);
+export async function deleteDictionaryItem(dictionaryId: string, itemId: string, version: number) {
+  await client.delete(`/config/dictionaries/${dictionaryId}/items/${itemId}`, { data: { version } });
 }
diff --git a/apps/web/src/api/languages.ts b/apps/web/src/api/languages.ts
index c3c6663..c738aa5 100644
--- a/apps/web/src/api/languages.ts
+++ b/apps/web/src/api/languages.ts
@@ -5,14 +5,11 @@ import client from './client';
 export interface LanguageInfo {
   code: string;
   name: string;
-  enabled: boolean;
-  translations?: Record<string, string>;
+  is_active: boolean;
 }
 
 export interface UpdateLanguageRequest {
-  name?: string;
-  enabled?: boolean;
-  translations?: Record<string, string>;
+  is_active: boolean;
 }
 
 // --- API Functions ---
diff --git a/apps/web/src/api/menus.ts b/apps/web/src/api/menus.ts
index 1199eaa..772f4f9 100644
--- a/apps/web/src/api/menus.ts
+++ b/apps/web/src/api/menus.ts
@@ -11,6 +11,7 @@ export interface MenuInfo {
   menu_type: string;
   permission?: string;
   children: MenuInfo[];
+  version: number;
 }
 
 export interface MenuItemReq {
@@ -24,6 +25,7 @@ export interface MenuItemReq {
   menu_type?: string;
   permission?: string;
   role_ids?: string[];
+  version?: number;
 }
 
 export async function getMenus() {
@@ -51,6 +53,6 @@ export async function updateMenu(id: string, req: MenuItemReq) {
   return data.data;
 }
 
-export async function deleteMenu(id: string) {
-  await client.delete(`/config/menus/${id}`);
+export async function deleteMenu(id: string, version: number) {
+  await client.delete(`/config/menus/${id}`, { data: { version } });
 }
diff --git a/apps/web/src/api/numberingRules.ts b/apps/web/src/api/numberingRules.ts
index c9bea59..fd29bfe 100644
--- a/apps/web/src/api/numberingRules.ts
+++ b/apps/web/src/api/numberingRules.ts
@@ -13,6 +13,7 @@ export interface NumberingRuleInfo {
   separator: string;
   reset_cycle: string;
   last_reset_date?: string;
+  version: number;
 }
 
 export interface CreateNumberingRuleRequest {
@@ -33,6 +34,7 @@ export interface UpdateNumberingRuleRequest {
   seq_length?: number;
   separator?: string;
   reset_cycle?: string;
+  version: number;
 }
 
 export async function listNumberingRules(page = 1, pageSize = 20) {
@@ -66,6 +68,6 @@ export async function generateNumber(id: string) {
   return data.data;
 }
 
-export async function deleteNumberingRule(id: string) {
-  await client.delete(`/config/numbering-rules/${id}`);
+export async function deleteNumberingRule(id: string, version: number) {
+  await client.delete(`/config/numbering-rules/${id}`, { data: { version } });
 }
diff --git a/apps/web/src/api/settings.ts b/apps/web/src/api/settings.ts
index b69ff0c..e08ed7f 100644
--- a/apps/web/src/api/settings.ts
+++ b/apps/web/src/api/settings.ts
@@ -6,6 +6,7 @@ export interface SettingInfo {
   scope_id?: string;
   setting_key: string;
   setting_value: unknown;
+  version: number;
 }
 
 export async function getSetting(key: string, scope?: string, scopeId?: string) {
@@ -16,14 +17,14 @@ export async function getSetting(key: string, scope?: string, scopeId?: string)
   return data.data;
 }
 
-export async function updateSetting(key: string, settingValue: unknown) {
+export async function updateSetting(key: string, settingValue: unknown, version?: number) {
   const { data } = await client.put<{ success: boolean; data: SettingInfo }>(
     `/config/settings/${key}`,
-    { setting_value: settingValue },
+    { setting_value: settingValue, version },
   );
   return data.data;
 }
 
-export async function deleteSetting(key: string) {
-  await client.delete(`/config/settings/${encodeURIComponent(key)}`);
+export async function deleteSetting(key: string, version: number) {
+  await client.delete(`/config/settings/${encodeURIComponent(key)}`, { data: { version } });
 }
diff --git a/apps/web/src/pages/settings/DictionaryManager.tsx b/apps/web/src/pages/settings/DictionaryManager.tsx
index fefe149..9c1a973 100644
--- a/apps/web/src/pages/settings/DictionaryManager.tsx
+++ b/apps/web/src/pages/settings/DictionaryManager.tsx
@@ -66,7 +66,7 @@ export default function DictionaryManager() {
   const handleDictSubmit = async (values: CreateDictionaryRequest) => {
     try {
       if (editDict) {
-        await updateDictionary(editDict.id, values);
+        await updateDictionary(editDict.id, { ...values, version: editDict.version });
         message.success('字典更新成功');
       } else {
         await createDictionary(values);
@@ -82,9 +82,9 @@ export default function DictionaryManager() {
     }
   };
 
-  const handleDeleteDict = async (id: string) => {
+  const handleDeleteDict = async (id: string, version: number) => {
     try {
-      await deleteDictionary(id);
+      await deleteDictionary(id, version);
       message.success('字典已删除');
       fetchDictionaries();
     } catch {
@@ -139,7 +139,7 @@ export default function DictionaryManager() {
     if (!activeDictId) return;
     try {
       if (editItem) {
-        await updateDictionaryItem(activeDictId, editItem.id, values as UpdateDictionaryItemRequest);
+        await updateDictionaryItem(activeDictId, editItem.id, { ...values, version: editItem.version } as UpdateDictionaryItemRequest);
         message.success('字典项更新成功');
       } else {
         await createDictionaryItem(activeDictId, values);
@@ -155,9 +155,9 @@ export default function DictionaryManager() {
     }
   };
 
-  const handleDeleteItem = async (dictId: string, itemId: string) => {
+  const handleDeleteItem = async (dictId: string, itemId: string, version: number) => {
     try {
-      await deleteDictionaryItem(dictId, itemId);
+      await deleteDictionaryItem(dictId, itemId, version);
       message.success('字典项已删除');
       fetchDictionaries();
     } catch {
@@ -196,7 +196,7 @@ export default function DictionaryManager() {
           </Button>
           <Popconfirm
             title="确定删除此字典？"
-            onConfirm={() => handleDeleteDict(record.id)}
+            onConfirm={() => handleDeleteDict(record.id, record.version)}
           >
             <Button size="small" danger>
               删除
@@ -232,7 +232,7 @@ export default function DictionaryManager() {
           </Button>
           <Popconfirm
             title="确定删除此字典项？"
-            onConfirm={() => handleDeleteItem(dictId, record.id)}
+            onConfirm={() => handleDeleteItem(dictId, record.id, record.version)}
           >
             <Button size="small" danger>
               删除
diff --git a/apps/web/src/pages/settings/LanguageManager.tsx b/apps/web/src/pages/settings/LanguageManager.tsx
index 8562228..a1235d8 100644
--- a/apps/web/src/pages/settings/LanguageManager.tsx
+++ b/apps/web/src/pages/settings/LanguageManager.tsx
@@ -3,8 +3,6 @@ import {
   Table,
   Switch,
   Modal,
-  Form,
-  Input,
   Button,
   Space,
   Typography,
@@ -25,7 +23,6 @@ export default function LanguageManager() {
   const [loading, setLoading] = useState(false);
   const [editModalOpen, setEditModalOpen] = useState(false);
   const [editingLang, setEditingLang] = useState<LanguageInfo | null>(null);
-  const [editForm] = Form.useForm();
 
   const fetchLanguages = useCallback(async () => {
     setLoading(true);
@@ -44,15 +41,15 @@ export default function LanguageManager() {
 
   // --- Enable / Disable Toggle ---
 
-  const handleToggle = async (record: LanguageInfo, enabled: boolean) => {
+  const handleToggle = async (record: LanguageInfo, checked: boolean) => {
     try {
-      await updateLanguage(record.code, { enabled });
+      await updateLanguage(record.code, { is_active: checked });
       setLanguages((prev) =>
         prev.map((lang) =>
-          lang.code === record.code ? { ...lang, enabled } : lang,
+          lang.code === record.code ? { ...lang, is_active: checked } : lang,
         ),
       );
-      message.success(enabled ? '已启用' : '已禁用');
+      message.success(checked ? '已启用' : '已禁用');
     } catch {
       message.error('操作失败');
     }
@@ -62,45 +59,20 @@ export default function LanguageManager() {
 
   const openEdit = (lang: LanguageInfo) => {
     setEditingLang(lang);
-    editForm.setFieldsValue({
-      name: lang.name,
-      translations: lang.translations
-        ? Object.entries(lang.translations)
-            .map(([key, value]) => `${key}=${value}`)
-            .join('\n')
-        : '',
-    });
     setEditModalOpen(true);
   };
 
   const closeEdit = () => {
     setEditModalOpen(false);
     setEditingLang(null);
-    editForm.resetFields();
   };
 
-  const handleEditSubmit = async (values: { name: string; translations: string }) => {
+  const handleEditSubmit = async () => {
     if (!editingLang) return;
 
-    const translations: Record<string, string> = {};
-    if (values.translations?.trim()) {
-      for (const line of values.translations.split('\n')) {
-        const trimmed = line.trim();
-        if (!trimmed) continue;
-        const eqIndex = trimmed.indexOf('=');
-        if (eqIndex === -1) continue;
-        const key = trimmed.slice(0, eqIndex).trim();
-        const val = trimmed.slice(eqIndex + 1).trim();
-        if (key) {
-          translations[key] = val;
-        }
-      }
-    }
-
     try {
       const updated = await updateLanguage(editingLang.code, {
-        name: values.name,
-        translations,
+        is_active: editingLang.is_active,
       });
       setLanguages((prev) =>
         prev.map((lang) =>
@@ -134,19 +106,19 @@ export default function LanguageManager() {
     },
     {
       title: '状态',
-      dataIndex: 'enabled',
-      key: 'enabled',
+      dataIndex: 'is_active',
+      key: 'is_active',
       width: 120,
-      render: (enabled: boolean, record: LanguageInfo) => (
-        <Switch checked={enabled} onChange={(checked) => handleToggle(record, checked)} />
+      render: (is_active: boolean, record: LanguageInfo) => (
+        <Switch checked={is_active} onChange={(checked) => handleToggle(record, checked)} />
       ),
     },
     {
-      title: '翻译条目数',
-      key: 'translationCount',
+      title: '状态标签',
+      key: 'statusLabel',
       width: 140,
       render: (_: unknown, record: LanguageInfo) =>
-        record.translations ? Object.keys(record.translations).length : 0,
+        record.is_active ? '已启用' : '已禁用',
     },
     {
       title: '操作',
@@ -183,27 +155,20 @@ export default function LanguageManager() {
 
       {/* Edit Modal */}
       <Modal
-        title={`编辑语言 - ${editingLang?.name ?? ''}`}
+        title={`语言详情 - ${editingLang?.name ?? ''}`}
         open={editModalOpen}
         onCancel={closeEdit}
-        onOk={() => editForm.submit()}
+        onOk={() => handleEditSubmit()}
       >
-        <Form form={editForm} onFinish={handleEditSubmit} layout="vertical">
-          <Form.Item
-            name="name"
-            label="语言名称"
-            rules={[{ required: true, message: '请输入语言名称' }]}
-          >
-            <Input />
-          </Form.Item>
-          <Form.Item
-            name="translations"
-            label="翻译内容"
-            extra="每行一条，格式：key=value"
-          >
-            <Input.TextArea rows={10} placeholder={'common.save=保存\ncommon.cancel=取消'} />
-          </Form.Item>
-        </Form>
+        <div style={{ marginBottom: 12 }}>
+          <strong>语言代码：</strong>{editingLang?.code}
+        </div>
+        <div style={{ marginBottom: 12 }}>
+          <strong>语言名称：</strong>{editingLang?.name}
+        </div>
+        <div>
+          <strong>状态：</strong>{editingLang?.is_active ? '已启用' : '已禁用'}
+        </div>
       </Modal>
     </div>
   );
diff --git a/apps/web/src/pages/settings/MenuConfig.tsx b/apps/web/src/pages/settings/MenuConfig.tsx
index 8d4a603..062348c 100644
--- a/apps/web/src/pages/settings/MenuConfig.tsx
+++ b/apps/web/src/pages/settings/MenuConfig.tsx
@@ -94,7 +94,7 @@ export default function MenuConfig() {
   const handleSubmit = async (values: MenuItemReq) => {
     try {
       if (editMenu) {
-        await updateMenu(editMenu.id, values);
+        await updateMenu(editMenu.id, { ...values, version: editMenu.version });
         message.success('菜单更新成功');
       } else {
         await createMenu(values);
@@ -110,9 +110,9 @@ export default function MenuConfig() {
     }
   };
 
-  const handleDelete = async (id: string) => {
+  const handleDelete = async (id: string, version: number) => {
     try {
-      await deleteMenu(id);
+      await deleteMenu(id, version);
       message.success('菜单已删除');
       fetchMenus();
     } catch {
@@ -203,7 +203,7 @@ export default function MenuConfig() {
           </Button>
           <Popconfirm
             title="确定删除此菜单？"
-            onConfirm={() => handleDelete(record.id)}
+            onConfirm={() => handleDelete(record.id, record.version)}
           >
             <Button size="small" danger>
               删除
diff --git a/apps/web/src/pages/settings/NumberingRules.tsx b/apps/web/src/pages/settings/NumberingRules.tsx
index 7b6f4a0..b1127ff 100644
--- a/apps/web/src/pages/settings/NumberingRules.tsx
+++ b/apps/web/src/pages/settings/NumberingRules.tsx
@@ -71,7 +71,7 @@ export default function NumberingRules() {
   const handleSubmit = async (values: CreateNumberingRuleRequest) => {
     try {
       if (editRule) {
-        await updateNumberingRule(editRule.id, values as UpdateNumberingRuleRequest);
+        await updateNumberingRule(editRule.id, { ...values, version: editRule.version } as UpdateNumberingRuleRequest);
         message.success('编号规则更新成功');
       } else {
         await createNumberingRule(values);
@@ -87,9 +87,9 @@ export default function NumberingRules() {
     }
   };
 
-  const handleDelete = async (id: string) => {
+  const handleDelete = async (id: string, version: number) => {
     try {
-      await deleteNumberingRule(id);
+      await deleteNumberingRule(id, version);
       message.success('编号规则已删除');
       fetchRules();
     } catch {
@@ -193,7 +193,7 @@ export default function NumberingRules() {
           </Button>
           <Popconfirm
             title="确定删除此编号规则？"
-            onConfirm={() => handleDelete(record.id)}
+            onConfirm={() => handleDelete(record.id, record.version)}
           >
             <Button size="small" danger>
               删除
diff --git a/apps/web/src/pages/settings/SystemSettings.tsx b/apps/web/src/pages/settings/SystemSettings.tsx
index ec95275..b4548cc 100644
--- a/apps/web/src/pages/settings/SystemSettings.tsx
+++ b/apps/web/src/pages/settings/SystemSettings.tsx
@@ -21,6 +21,7 @@ import { useThemeMode } from '../../hooks/useThemeMode';
 interface SettingEntry {
   key: string;
   value: string;
+  version: number;
 }
 
 export default function SystemSettings() {
@@ -38,16 +39,19 @@ export default function SystemSettings() {
     }
     try {
       const result = await getSetting(searchKey.trim());
-      const value = String(result.setting_value ?? '');
+      const value = typeof result.setting_value === 'object' && result.setting_value !== null
+        ? JSON.stringify(result.setting_value, null, 2)
+        : String(result.setting_value ?? '');
+      const version = result.version;
 
       setEntries((prev) => {
         const exists = prev.findIndex((e) => e.key === searchKey.trim());
         if (exists >= 0) {
           const updated = [...prev];
-          updated[exists] = { ...updated[exists], value };
+          updated[exists] = { ...updated[exists], value, version };
           return updated;
         }
-        return [...prev, { key: searchKey.trim(), value }];
+        return [...prev, { key: searchKey.trim(), value, version }];
       });
       message.success('查询成功');
     } catch (err: unknown) {
@@ -71,16 +75,19 @@ export default function SystemSettings() {
         return;
       }
 
-      await updateSetting(key, value);
+      const editVersion = editEntry?.version;
+      const jsonValue = JSON.parse(value);
+      const result = await updateSetting(key, jsonValue, editVersion);
 
       setEntries((prev) => {
+        const displayValue = typeof jsonValue === 'object' ? JSON.stringify(jsonValue, null, 2) : value;
         const exists = prev.findIndex((e) => e.key === key);
         if (exists >= 0) {
           const updated = [...prev];
-          updated[exists] = { key, value };
+          updated[exists] = { key, value: displayValue, version: result.version };
           return updated;
         }
-        return [...prev, { key, value }];
+        return [...prev, { key, value: displayValue, version: result.version }];
       });
 
       message.success('设置已保存');
@@ -92,9 +99,9 @@ export default function SystemSettings() {
     }
   };
 
-  const handleDelete = async (key: string) => {
+  const handleDelete = async (key: string, version: number) => {
     try {
-      await deleteSetting(key);
+      await deleteSetting(key, version);
       setEntries((prev) => prev.filter((e) => e.key !== key));
       message.success('设置已删除');
     } catch {
@@ -165,7 +172,7 @@ export default function SystemSettings() {
           />
           <Popconfirm
             title="确定删除此设置？"
-            onConfirm={() => handleDelete(record.key)}
+            onConfirm={() => handleDelete(record.key, record.version)}
           >
             <Button
               size="small"