diff --git a/apps/web/src/pages/shops/ShopsPage.tsx b/apps/web/src/pages/shops/ShopsPage.tsx
index f0bad15..9caf0e7 100644
--- a/apps/web/src/pages/shops/ShopsPage.tsx
+++ b/apps/web/src/pages/shops/ShopsPage.tsx
@@ -507,7 +507,7 @@ const ShopsPage = () => {
                         name="name"
                         label="店铺名称"
                         required
-                        rules={[{ required: true, message: '请输入店铺名称' }]}
+                        rules={[{ required: true, whitespace: true, message: '请输入店铺名称' }]}
                     >
                         <Input maxLength={120} placeholder="例如：Ozon 俄罗斯主店" />
                     </Form.Item>
@@ -515,7 +515,7 @@ const ShopsPage = () => {
                         name="client_id"
                         label="Client ID"
                         required
-                        rules={[{ required: true, message: '请输入平台 Client ID' }]}
+                        rules={[{ required: true, whitespace: true, message: '请输入平台 Client ID' }]}
                     >
                         <Input maxLength={120} placeholder="平台后台的 Client ID" />
                     </Form.Item>
@@ -523,11 +523,12 @@ const ShopsPage = () => {
                         name="api_key"
                         label="API Key"
                         required
-                        rules={[{ required: true, message: '请输入平台 API Key' }]}
+                        rules={[{ required: true, whitespace: true, message: '请输入平台 API Key' }]}
                         extra="仅用于服务端加密保存与凭据验证，不会出现在日志或响应中"
                     >
+                        {/* 契约上限 8192（packages/contracts/src/stores.ts），不自行收紧 */}
                         <Input.Password
-                            maxLength={200}
+                            maxLength={8192}
                             placeholder="平台后台的 API Key"
                             autoComplete="new-password"
                         />
@@ -604,7 +605,7 @@ const ShopsPage = () => {
                             extra="留空保留现有密钥；填写后将替换并重新验证凭据"
                         >
                             <Input.Password
-                                maxLength={200}
+                                maxLength={8192}
                                 placeholder="不修改请留空"
                                 autoComplete="new-password"
                             />