diff --git a/play-admin/src/main/java/com/starry/admin/modules/clerk/service/impl/PlayClerkUserInfoServiceImpl.java b/play-admin/src/main/java/com/starry/admin/modules/clerk/service/impl/PlayClerkUserInfoServiceImpl.java
index 6152dbe..ce4ac52 100644
--- a/play-admin/src/main/java/com/starry/admin/modules/clerk/service/impl/PlayClerkUserInfoServiceImpl.java
+++ b/play-admin/src/main/java/com/starry/admin/modules/clerk/service/impl/PlayClerkUserInfoServiceImpl.java
@@ -134,7 +134,16 @@ public class PlayClerkUserInfoServiceImpl extends ServiceImpl<PlayClerkUserInfoM
         lambdaWrapper.leftJoin(PlayClerkLevelInfoEntity.class, PlayClerkLevelInfoEntity::getId,
                 PlayClerkUserInfoEntity::getLevelId);
         lambdaWrapper.eq(PlayClerkUserInfoEntity::getId, clerkId);
-        return this.baseMapper.selectJoinOne(PlayClerkLevelInfoEntity.class, lambdaWrapper);
+        PlayClerkLevelInfoEntity levelInfo = this.baseMapper.selectJoinOne(PlayClerkLevelInfoEntity.class, lambdaWrapper);
+        if (levelInfo != null) {
+            return levelInfo;
+        }
+
+        PlayClerkUserInfoEntity clerk = this.baseMapper.selectById(clerkId);
+        if (clerk == null || StringUtils.isBlank(clerk.getLevelId())) {
+            return null;
+        }
+        return playClerkLevelInfoService.getById(clerk.getLevelId());
 
     }
 
diff --git a/play-admin/src/main/java/com/starry/admin/modules/order/service/impl/OrderLifecycleServiceImpl.java b/play-admin/src/main/java/com/starry/admin/modules/order/service/impl/OrderLifecycleServiceImpl.java
index dc3c41f..36165d3 100644
--- a/play-admin/src/main/java/com/starry/admin/modules/order/service/impl/OrderLifecycleServiceImpl.java
+++ b/play-admin/src/main/java/com/starry/admin/modules/order/service/impl/OrderLifecycleServiceImpl.java
@@ -23,6 +23,7 @@ import com.starry.admin.modules.order.module.constant.OrderConstant.OrderStatus;
 import com.starry.admin.modules.order.module.constant.OrderConstant.OrderTriggerSource;
 import com.starry.admin.modules.order.module.constant.OrderConstant.OrdersExpiredState;
 import com.starry.admin.modules.order.module.constant.OrderConstant.PayMethod;
+import com.starry.admin.modules.order.module.constant.OrderConstant.PaymentSource;
 import com.starry.admin.modules.order.module.constant.OrderConstant.PlaceType;
 import com.starry.admin.modules.order.module.constant.OrderConstant.ReviewRequirement;
 import com.starry.admin.modules.order.module.constant.OrderConstant.YesNoFlag;
@@ -41,6 +42,7 @@ import com.starry.admin.modules.order.module.vo.ClerkEstimatedRevenueVo;
 import com.starry.admin.modules.order.service.IOrderLifecycleService;
 import com.starry.admin.modules.order.service.IPlayOrderRefundInfoService;
 import com.starry.admin.modules.order.service.support.ClerkRevenueCalculator;
+import com.starry.admin.modules.personnel.service.IPlayBalanceDetailsInfoService;
 import com.starry.admin.modules.shop.module.constant.CouponUseState;
 import com.starry.admin.modules.shop.module.entity.PlayCouponDetailsEntity;
 import com.starry.admin.modules.shop.module.entity.PlayCouponInfoEntity;
@@ -105,6 +107,9 @@ public class OrderLifecycleServiceImpl implements IOrderLifecycleService {
     @Resource
     private PlayOrderLogInfoMapper orderLogInfoMapper;
 
+    @Resource
+    private IPlayBalanceDetailsInfoService playBalanceDetailsInfoService;
+
     private Map<StrategyKey, OrderPlacementStrategy> placementStrategies;
 
     @PostConstruct
@@ -515,6 +520,10 @@ public class OrderLifecycleServiceImpl implements IOrderLifecycleService {
             throw new CustomException("每个订单只能退款一次~");
         }
 
+        if (isBalancePaidOrder(order) && !playBalanceDetailsInfoService.existsCustomerConsumeRecord(order.getPurchaserBy(), order.getId())) {
+            throw new CustomException("订单未发生余额扣款，无法退款");
+        }
+
         UpdateWrapper<PlayOrderInfoEntity> refundUpdate = new UpdateWrapper<>();
         refundUpdate.eq("id", order.getId())
                 .eq("refund_type", OrderRefundFlag.NOT_REFUNDED.getCode())
@@ -581,6 +590,19 @@ public class OrderLifecycleServiceImpl implements IOrderLifecycleService {
                 refundOperationType);
     }
 
+    private boolean isBalancePaidOrder(PlayOrderInfoEntity order) {
+        String sourceCode = order.getPaymentSource();
+        if (StrUtil.isBlank(sourceCode)) {
+            return true;
+        }
+        try {
+            return PaymentSource.fromCode(sourceCode) == PaymentSource.BALANCE;
+        } catch (IllegalArgumentException ex) {
+            log.warn("Unknown payment source {}, defaulting to balance for refund guard", sourceCode);
+            return true;
+        }
+    }
+
     private void validateOrderCreationRequest(OrderCreationContext context) {
         if (context == null) {
             throw new CustomException("订单创建请求不能为空");
diff --git a/play-admin/src/main/java/com/starry/admin/modules/order/service/support/ClerkRevenueCalculator.java b/play-admin/src/main/java/com/starry/admin/modules/order/service/support/ClerkRevenueCalculator.java
index 997371a..2b17829 100644
--- a/play-admin/src/main/java/com/starry/admin/modules/order/service/support/ClerkRevenueCalculator.java
+++ b/play-admin/src/main/java/com/starry/admin/modules/order/service/support/ClerkRevenueCalculator.java
@@ -37,6 +37,13 @@ public class ClerkRevenueCalculator {
         BigDecimal baseAmount = orderAmount == null ? BigDecimal.ZERO : orderAmount;
         ClerkEstimatedRevenueVo estimatedRevenueVo = new ClerkEstimatedRevenueVo();
 
+        if (levelInfo == null) {
+            log.warn("店员{}缺少等级提成配置，预计收益按0处理", clerkId);
+            estimatedRevenueVo.setRevenueRatio(0);
+            estimatedRevenueVo.setRevenueAmount(BigDecimal.ZERO.setScale(2, RoundingMode.HALF_UP));
+            return estimatedRevenueVo;
+        }
+
         boolean fallbackToOther = false;
         OrderConstant.PlaceType placeTypeEnum;
         try {
@@ -49,13 +56,13 @@ public class ClerkRevenueCalculator {
 
         switch (placeTypeEnum) {
             case SPECIFIED: // 指定单
-                fillRegularOrderRevenue(firstOrder, baseAmount, levelInfo, estimatedRevenueVo);
+                fillRegularOrderRevenue(clerkId, firstOrder, baseAmount, levelInfo, estimatedRevenueVo);
                 break;
             case RANDOM: // 随机单
-                fillRandomOrderRevenue(firstOrder, baseAmount, levelInfo, estimatedRevenueVo);
+                fillRandomOrderRevenue(clerkId, firstOrder, baseAmount, levelInfo, estimatedRevenueVo);
                 break;
             case REWARD: // 打赏单
-                fillRewardOrderRevenue(firstOrder, baseAmount, levelInfo, estimatedRevenueVo);
+                fillRewardOrderRevenue(clerkId, firstOrder, baseAmount, levelInfo, estimatedRevenueVo);
                 break;
             case OTHER:
             default:
@@ -71,42 +78,56 @@ public class ClerkRevenueCalculator {
         return estimatedRevenueVo;
     }
 
-    private void fillRegularOrderRevenue(String firstOrder, BigDecimal orderAmount,
+    private void fillRegularOrderRevenue(String clerkId, String firstOrder, BigDecimal orderAmount,
                                          PlayClerkLevelInfoEntity levelInfo, ClerkEstimatedRevenueVo vo) {
         if ("1".equals(firstOrder)) {
-            vo.setRevenueRatio(levelInfo.getFirstRegularRatio());
-            vo.setRevenueAmount(scaleAmount(orderAmount, levelInfo.getFirstRegularRatio()));
+            int ratio = safeRatio(levelInfo.getFirstRegularRatio(), "firstRegularRatio", clerkId);
+            vo.setRevenueRatio(ratio);
+            vo.setRevenueAmount(scaleAmount(orderAmount, ratio));
         } else {
-            vo.setRevenueRatio(levelInfo.getNotFirstRegularRatio());
-            vo.setRevenueAmount(scaleAmount(orderAmount, levelInfo.getNotFirstRegularRatio()));
+            int ratio = safeRatio(levelInfo.getNotFirstRegularRatio(), "notFirstRegularRatio", clerkId);
+            vo.setRevenueRatio(ratio);
+            vo.setRevenueAmount(scaleAmount(orderAmount, ratio));
         }
     }
 
-    private void fillRandomOrderRevenue(String firstOrder, BigDecimal orderAmount,
+    private void fillRandomOrderRevenue(String clerkId, String firstOrder, BigDecimal orderAmount,
                                         PlayClerkLevelInfoEntity levelInfo, ClerkEstimatedRevenueVo vo) {
         if ("1".equals(firstOrder)) {
-            vo.setRevenueRatio(levelInfo.getFirstRandomRadio());
-            vo.setRevenueAmount(scaleAmount(orderAmount, levelInfo.getFirstRandomRadio()));
+            int ratio = safeRatio(levelInfo.getFirstRandomRadio(), "firstRandomRatio", clerkId);
+            vo.setRevenueRatio(ratio);
+            vo.setRevenueAmount(scaleAmount(orderAmount, ratio));
         } else {
-            vo.setRevenueRatio(levelInfo.getNotFirstRandomRadio());
-            vo.setRevenueAmount(scaleAmount(orderAmount, levelInfo.getNotFirstRandomRadio()));
+            int ratio = safeRatio(levelInfo.getNotFirstRandomRadio(), "notFirstRandomRatio", clerkId);
+            vo.setRevenueRatio(ratio);
+            vo.setRevenueAmount(scaleAmount(orderAmount, ratio));
         }
     }
 
-    private void fillRewardOrderRevenue(String firstOrder, BigDecimal orderAmount,
+    private void fillRewardOrderRevenue(String clerkId, String firstOrder, BigDecimal orderAmount,
                                         PlayClerkLevelInfoEntity levelInfo, ClerkEstimatedRevenueVo vo) {
         if ("1".equals(firstOrder)) {
-            vo.setRevenueRatio(levelInfo.getFirstRewardRatio());
-            vo.setRevenueAmount(scaleAmount(orderAmount, levelInfo.getFirstRewardRatio()));
+            int ratio = safeRatio(levelInfo.getFirstRewardRatio(), "firstRewardRatio", clerkId);
+            vo.setRevenueRatio(ratio);
+            vo.setRevenueAmount(scaleAmount(orderAmount, ratio));
         } else {
-            vo.setRevenueRatio(levelInfo.getNotFirstRewardRatio());
-            vo.setRevenueAmount(scaleAmount(orderAmount, levelInfo.getNotFirstRewardRatio()));
+            int ratio = safeRatio(levelInfo.getNotFirstRewardRatio(), "notFirstRewardRatio", clerkId);
+            vo.setRevenueRatio(ratio);
+            vo.setRevenueAmount(scaleAmount(orderAmount, ratio));
         }
     }
 
-    private BigDecimal scaleAmount(BigDecimal baseAmount, Integer ratio) {
+    private int safeRatio(Integer ratio, String ratioField, String clerkId) {
+        if (ratio == null) {
+            log.warn("店员{}的等级配置字段{}缺失，已按0%处理", clerkId, ratioField);
+            return 0;
+        }
+        return ratio;
+    }
+
+    private BigDecimal scaleAmount(BigDecimal baseAmount, int ratio) {
         return baseAmount
-                .multiply(new BigDecimal(ratio).divide(new BigDecimal(100), 4, RoundingMode.HALF_UP))
+                .multiply(BigDecimal.valueOf(ratio).divide(new BigDecimal(100), 4, RoundingMode.HALF_UP))
                 .setScale(2, RoundingMode.HALF_UP);
     }
 
diff --git a/play-admin/src/main/java/com/starry/admin/modules/personnel/module/enums/BalanceDetailsUserType.java b/play-admin/src/main/java/com/starry/admin/modules/personnel/module/enums/BalanceDetailsUserType.java
new file mode 100644
index 0000000..20e3926
--- /dev/null
+++ b/play-admin/src/main/java/com/starry/admin/modules/personnel/module/enums/BalanceDetailsUserType.java
@@ -0,0 +1,18 @@
+package com.starry.admin.modules.personnel.module.enums;
+
+import lombok.Getter;
+
+/**
+ * 用户类型枚举（0:陪聊;1:顾客）
+ */
+@Getter
+public enum BalanceDetailsUserType {
+    CLERK("0"),
+    CUSTOMER("1");
+
+    private final String code;
+
+    BalanceDetailsUserType(String code) {
+        this.code = code;
+    }
+}
diff --git a/play-admin/src/main/java/com/starry/admin/modules/personnel/service/IPlayBalanceDetailsInfoService.java b/play-admin/src/main/java/com/starry/admin/modules/personnel/service/IPlayBalanceDetailsInfoService.java
index f0ed76f..82c62da 100644
--- a/play-admin/src/main/java/com/starry/admin/modules/personnel/service/IPlayBalanceDetailsInfoService.java
+++ b/play-admin/src/main/java/com/starry/admin/modules/personnel/service/IPlayBalanceDetailsInfoService.java
@@ -69,6 +69,17 @@ public interface IPlayBalanceDetailsInfoService extends IService<PlayBalanceDeta
             BigDecimal balanceAfterOperation, String operationType, String operationAction, BigDecimal balanceMoney,
             BigDecimal giftAmount, String orderId);
 
+    /**
+     * 判断顾客是否对指定订单发生过余额扣款。
+     *
+     * @param userId
+     *            顾客ID
+     * @param orderId
+     *            订单ID
+     * @return 存在消费流水返回true
+     */
+    boolean existsCustomerConsumeRecord(String userId, String orderId);
+
     /**
      * 新增余额明细
      *
diff --git a/play-admin/src/main/java/com/starry/admin/modules/personnel/service/impl/PlayBalanceDetailsInfoServiceImpl.java b/play-admin/src/main/java/com/starry/admin/modules/personnel/service/impl/PlayBalanceDetailsInfoServiceImpl.java
index 79844cc..0643486 100644
--- a/play-admin/src/main/java/com/starry/admin/modules/personnel/service/impl/PlayBalanceDetailsInfoServiceImpl.java
+++ b/play-admin/src/main/java/com/starry/admin/modules/personnel/service/impl/PlayBalanceDetailsInfoServiceImpl.java
@@ -6,11 +6,14 @@ import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.github.yulichang.wrapper.MPJLambdaWrapper;
+import com.starry.admin.common.exception.CustomException;
 import com.starry.admin.modules.custom.module.entity.PlayCustomUserInfoEntity;
+import com.starry.admin.modules.order.module.constant.OrderConstant.BalanceOperationType;
 import com.starry.admin.modules.order.module.entity.PlayOrderInfoEntity;
 import com.starry.admin.modules.order.service.IPlayOrderInfoService;
 import com.starry.admin.modules.personnel.mapper.PlayBalanceDetailsInfoMapper;
 import com.starry.admin.modules.personnel.module.entity.PlayBalanceDetailsInfoEntity;
+import com.starry.admin.modules.personnel.module.enums.BalanceDetailsUserType;
 import com.starry.admin.modules.personnel.module.vo.PlayBalanceDetailsQueryVo;
 import com.starry.admin.modules.personnel.module.vo.PlayBalanceDetailsReturnVo;
 import com.starry.admin.modules.personnel.service.IPlayBalanceDetailsInfoService;
@@ -114,7 +117,12 @@ public class PlayBalanceDetailsInfoServiceImpl
     public void insertBalanceDetailsInfo(String userType, String userId, BigDecimal balanceBeforeOperation,
             BigDecimal balanceAfterOperation, String operationType, String operationAction, BigDecimal balanceMoney,
             BigDecimal giftAmount, String orderId) {
-        PlayOrderInfoEntity orderInfo = playOrderInfoService.selectOrderInfoById(orderId);
+        PlayOrderInfoEntity orderInfo = null;
+        try {
+            orderInfo = playOrderInfoService.selectOrderInfoById(orderId);
+        } catch (CustomException ex) {
+            orderInfo = null;
+        }
         PlayBalanceDetailsInfoEntity entity = new PlayBalanceDetailsInfoEntity();
         entity.setId(IdUtils.getUuid());
         entity.setUserType(userType);
@@ -180,4 +188,15 @@ public class PlayBalanceDetailsInfoServiceImpl
     public int deletePlayBalanceDetailsInfoById(String id) {
         return playBalanceDetailsInfoMapper.deleteById(id);
     }
+
+    @Override
+    public boolean existsCustomerConsumeRecord(String userId, String orderId) {
+        return lambdaQuery()
+                .eq(PlayBalanceDetailsInfoEntity::getUserType, BalanceDetailsUserType.CUSTOMER.getCode())
+                .eq(PlayBalanceDetailsInfoEntity::getUserId, userId)
+                .eq(PlayBalanceDetailsInfoEntity::getOrderId, orderId)
+                .eq(PlayBalanceDetailsInfoEntity::getOperationType, BalanceOperationType.CONSUME.getCode())
+                .last("limit 1")
+                .one() != null;
+    }
 }
diff --git a/play-admin/src/test/java/com/starry/admin/api/AbstractApiTest.java b/play-admin/src/test/java/com/starry/admin/api/AbstractApiTest.java
index 4d47997..1f5237e 100644
--- a/play-admin/src/test/java/com/starry/admin/api/AbstractApiTest.java
+++ b/play-admin/src/test/java/com/starry/admin/api/AbstractApiTest.java
@@ -4,11 +4,13 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.ActiveProfiles;
+import org.springframework.test.context.TestPropertySource;
 import org.springframework.test.web.servlet.MockMvc;
 
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
 @AutoConfigureMockMvc
 @ActiveProfiles("apitest")
+@TestPropertySource(properties = "spring.task.scheduling.enabled=false")
 public abstract class AbstractApiTest {
 
     protected static final String TENANT_HEADER = "X-Tenant";
diff --git a/play-admin/src/test/java/com/starry/admin/api/WxBlindBoxOrderApiTest.java b/play-admin/src/test/java/com/starry/admin/api/WxBlindBoxOrderApiTest.java
new file mode 100644
index 0000000..5fc2a7a
--- /dev/null
+++ b/play-admin/src/test/java/com/starry/admin/api/WxBlindBoxOrderApiTest.java
@@ -0,0 +1,76 @@
+package com.starry.admin.api;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+import com.starry.admin.common.apitest.ApiTestDataSeeder;
+import com.starry.admin.modules.blindbox.module.entity.BlindBoxConfigEntity;
+import com.starry.admin.modules.blindbox.service.BlindBoxConfigService;
+import com.starry.admin.modules.order.module.constant.OrderConstant;
+import com.starry.admin.modules.order.module.entity.PlayOrderInfoEntity;
+import com.starry.admin.utils.SecurityUtils;
+import com.starry.common.constant.Constants;
+import com.starry.common.context.CustomSecurityContextHolder;
+import com.starry.common.utils.IdUtils;
+import java.math.BigDecimal;
+import org.assertj.core.api.Assertions;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.MediaType;
+
+class WxBlindBoxOrderApiTest extends WxCustomOrderApiTestSupport {
+
+    @Autowired
+    private BlindBoxConfigService blindBoxConfigService;
+
+    @Test
+    void blindBoxPurchaseFailsWhenBalanceInsufficient() throws Exception {
+        SecurityUtils.setTenantId(ApiTestDataSeeder.DEFAULT_TENANT_ID);
+        String configId = "blind-" + IdUtils.getUuid();
+        try {
+            BlindBoxConfigEntity config = new BlindBoxConfigEntity();
+            config.setId(configId);
+            config.setTenantId(ApiTestDataSeeder.DEFAULT_TENANT_ID);
+            config.setName("API盲盒-" + IdUtils.getUuid().substring(0, 6));
+            config.setPrice(new BigDecimal("66.00"));
+            config.setStatus(1);
+            blindBoxConfigService.save(config);
+
+            setCustomerBalance(BigDecimal.ZERO);
+            String customerToken = wxTokenService.createWxUserToken(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID);
+            customUserInfoService.updateTokenById(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID, customerToken);
+
+            ensureTenantContext();
+            long beforeCount = playOrderInfoService.lambdaQuery()
+                    .eq(PlayOrderInfoEntity::getPurchaserBy, ApiTestDataSeeder.DEFAULT_CUSTOMER_ID)
+                    .eq(PlayOrderInfoEntity::getOrderType, OrderConstant.OrderType.BLIND_BOX_PURCHASE.getCode())
+                    .count();
+
+            String payload = "{" +
+                    "\"blindBoxId\":\"" + configId + "\"," +
+                    "\"clerkId\":\"" + ApiTestDataSeeder.DEFAULT_CLERK_ID + "\"," +
+                    "\"weiChatCode\":\"apitest-customer-wx\"" +
+                    "}";
+
+            mockMvc.perform(post("/wx/blind-box/order/purchase")
+                            .header(USER_HEADER, DEFAULT_USER)
+                            .header(TENANT_HEADER, DEFAULT_TENANT)
+                            .header(Constants.CUSTOM_USER_LOGIN_TOKEN, Constants.TOKEN_PREFIX + customerToken)
+                            .contentType(MediaType.APPLICATION_JSON)
+                            .content(payload))
+                    .andExpect(status().isOk())
+                    .andExpect(jsonPath("$.code").value(998));
+
+            ensureTenantContext();
+            long afterCount = playOrderInfoService.lambdaQuery()
+                    .eq(PlayOrderInfoEntity::getPurchaserBy, ApiTestDataSeeder.DEFAULT_CUSTOMER_ID)
+                    .eq(PlayOrderInfoEntity::getOrderType, OrderConstant.OrderType.BLIND_BOX_PURCHASE.getCode())
+                    .count();
+            Assertions.assertThat(afterCount).isEqualTo(beforeCount);
+        } finally {
+            blindBoxConfigService.removeById(configId);
+            CustomSecurityContextHolder.remove();
+        }
+    }
+}
diff --git a/play-admin/src/test/java/com/starry/admin/api/WxCustomGiftOrderApiTest.java b/play-admin/src/test/java/com/starry/admin/api/WxCustomGiftOrderApiTest.java
index 0518076..4f4bd19 100644
--- a/play-admin/src/test/java/com/starry/admin/api/WxCustomGiftOrderApiTest.java
+++ b/play-admin/src/test/java/com/starry/admin/api/WxCustomGiftOrderApiTest.java
@@ -39,6 +39,43 @@ class WxCustomGiftOrderApiTest extends WxCustomOrderApiTestSupport {
 
     private final ObjectMapper objectMapper = new ObjectMapper();
 
+    @Test
+    void giftOrderFailsWhenBalanceInsufficient() throws Exception {
+        SecurityUtils.setTenantId(ApiTestDataSeeder.DEFAULT_TENANT_ID);
+        String remark = "API gift insufficient " + IdUtils.getUuid();
+        try {
+            setCustomerBalance(BigDecimal.ZERO);
+            String customerToken = wxTokenService.createWxUserToken(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID);
+            customUserInfoService.updateTokenById(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID, customerToken);
+
+            String payload = "{" +
+                    "\"clerkId\":\"" + ApiTestDataSeeder.DEFAULT_CLERK_ID + "\"," +
+                    "\"giftId\":\"" + ApiTestDataSeeder.DEFAULT_GIFT_ID + "\"," +
+                    "\"giftQuantity\":1," +
+                    "\"weiChatCode\":\"apitest-customer-wx\"," +
+                    "\"remark\":\"" + remark + "\"" +
+                    "}";
+
+            mockMvc.perform(post("/wx/custom/order/gift")
+                            .header(USER_HEADER, DEFAULT_USER)
+                            .header(TENANT_HEADER, DEFAULT_TENANT)
+                            .header(Constants.CUSTOM_USER_LOGIN_TOKEN, Constants.TOKEN_PREFIX + customerToken)
+                            .contentType(MediaType.APPLICATION_JSON)
+                            .content(payload))
+                    .andExpect(status().isOk())
+                    .andExpect(jsonPath("$.code").value(998));
+
+            ensureTenantContext();
+            long count = playOrderInfoService.lambdaQuery()
+                    .eq(PlayOrderInfoEntity::getPurchaserBy, ApiTestDataSeeder.DEFAULT_CUSTOMER_ID)
+                    .eq(PlayOrderInfoEntity::getRemark, remark)
+                    .count();
+            Assertions.assertThat(count).isZero();
+        } finally {
+            CustomSecurityContextHolder.remove();
+        }
+    }
+
     @Test
     // 测试用例：用户余额充足且携带有效登录态时，请求 /wx/custom/order/gift 下单指定礼物，
     // 期望生成已完成的礼物奖励订单、产生对应收益记录，同时校验用户/陪玩师礼物计数与账户余额随订单金额同步更新。
diff --git a/play-admin/src/test/java/com/starry/admin/api/WxCustomOrderApiTestSupport.java b/play-admin/src/test/java/com/starry/admin/api/WxCustomOrderApiTestSupport.java
index f04a5ed..5a875ea 100644
--- a/play-admin/src/test/java/com/starry/admin/api/WxCustomOrderApiTestSupport.java
+++ b/play-admin/src/test/java/com/starry/admin/api/WxCustomOrderApiTestSupport.java
@@ -4,6 +4,7 @@ import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.starry.admin.common.apitest.ApiTestDataSeeder;
 import com.starry.admin.modules.clerk.module.entity.PlayClerkLevelInfoEntity;
+import com.starry.admin.modules.clerk.module.entity.PlayClerkUserInfoEntity;
 import com.starry.admin.modules.clerk.service.IPlayClerkLevelInfoService;
 import com.starry.admin.modules.clerk.service.IPlayClerkUserInfoService;
 import com.starry.admin.modules.custom.module.entity.PlayCustomUserInfoEntity;
@@ -12,12 +13,14 @@ import com.starry.admin.modules.order.module.constant.OrderConstant;
 import com.starry.admin.modules.order.module.constant.OrderConstant.PlaceType;
 import com.starry.admin.modules.order.service.IPlayOrderInfoService;
 import com.starry.admin.modules.shop.module.constant.CouponUseState;
+import com.starry.admin.modules.shop.module.entity.PlayCommodityAndLevelInfoEntity;
 import com.starry.admin.modules.shop.module.entity.PlayCouponDetailsEntity;
 import com.starry.admin.modules.shop.module.entity.PlayCouponInfoEntity;
 import com.starry.admin.modules.shop.module.enums.CouponClaimConditionType;
 import com.starry.admin.modules.shop.module.enums.CouponDiscountType;
 import com.starry.admin.modules.shop.module.enums.CouponOnlineState;
 import com.starry.admin.modules.shop.module.enums.CouponValidityPeriodType;
+import com.starry.admin.modules.shop.service.IPlayCommodityAndLevelInfoService;
 import com.starry.admin.modules.shop.service.IPlayCouponDetailsService;
 import com.starry.admin.modules.shop.service.IPlayCouponInfoService;
 import com.starry.admin.modules.weichat.service.WxTokenService;
@@ -66,7 +69,11 @@ abstract class WxCustomOrderApiTestSupport extends AbstractApiTest {
     @Autowired
     protected IPlayCouponDetailsService couponDetailsService;
 
+    @Autowired
+    protected IPlayCommodityAndLevelInfoService commodityAndLevelInfoService;
+
     protected void resetCustomerBalance() {
+        ensureDefaultClerkLevelBinding();
         BigDecimal balance = new BigDecimal("200.00");
         customUserInfoService.updateAccountBalanceById(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID, balance);
         customUserInfoService.lambdaUpdate()
@@ -80,6 +87,11 @@ abstract class WxCustomOrderApiTestSupport extends AbstractApiTest {
                 .update();
     }
 
+    protected void setCustomerBalance(BigDecimal balance) {
+        ensureDefaultClerkLevelBinding();
+        customUserInfoService.updateAccountBalanceById(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID, balance);
+    }
+
     protected void ensureTenantContext() {
         SecurityUtils.setTenantId(ApiTestDataSeeder.DEFAULT_TENANT_ID);
     }
@@ -199,4 +211,43 @@ abstract class WxCustomOrderApiTestSupport extends AbstractApiTest {
             throw new AssertionError("优惠券未标记为已使用");
         }
     }
+
+    private void ensureDefaultClerkLevelBinding() {
+        ensureTenantContext();
+        PlayClerkUserInfoEntity clerk = clerkUserInfoService.selectById(ApiTestDataSeeder.DEFAULT_CLERK_ID);
+        if (!StringUtils.hasText(clerk.getLevelId())
+                || !ApiTestDataSeeder.DEFAULT_CLERK_LEVEL_ID.equals(clerk.getLevelId())) {
+            boolean updated = clerkUserInfoService.lambdaUpdate()
+                    .set(PlayClerkUserInfoEntity::getLevelId, ApiTestDataSeeder.DEFAULT_CLERK_LEVEL_ID)
+                    .eq(PlayClerkUserInfoEntity::getId, ApiTestDataSeeder.DEFAULT_CLERK_ID)
+                    .eq(PlayClerkUserInfoEntity::getTenantId, ApiTestDataSeeder.DEFAULT_TENANT_ID)
+                    .update();
+            if (!updated) {
+                throw new IllegalStateException("ApiTest fixtures failed to bind default level to test clerk");
+            }
+            clerk = clerkUserInfoService.selectById(ApiTestDataSeeder.DEFAULT_CLERK_ID);
+        }
+
+        long pricingCount = commodityAndLevelInfoService.lambdaQuery()
+                .eq(PlayCommodityAndLevelInfoEntity::getCommodityId, ApiTestDataSeeder.DEFAULT_COMMODITY_ID)
+                .eq(PlayCommodityAndLevelInfoEntity::getLevelId, ApiTestDataSeeder.DEFAULT_CLERK_LEVEL_ID)
+                .count();
+        if (pricingCount == 0) {
+            PlayCommodityAndLevelInfoEntity mapping = new PlayCommodityAndLevelInfoEntity();
+            mapping.setId(com.starry.common.utils.IdUtils.getUuid());
+            mapping.setTenantId(ApiTestDataSeeder.DEFAULT_TENANT_ID);
+            mapping.setCommodityId(ApiTestDataSeeder.DEFAULT_COMMODITY_ID);
+            mapping.setLevelId(ApiTestDataSeeder.DEFAULT_CLERK_LEVEL_ID);
+            mapping.setPrice(ApiTestDataSeeder.DEFAULT_COMMODITY_PRICE);
+            mapping.setSort(1L);
+            commodityAndLevelInfoService.save(mapping);
+            pricingCount = commodityAndLevelInfoService.lambdaQuery()
+                    .eq(PlayCommodityAndLevelInfoEntity::getCommodityId, ApiTestDataSeeder.DEFAULT_COMMODITY_ID)
+                    .eq(PlayCommodityAndLevelInfoEntity::getLevelId, ApiTestDataSeeder.DEFAULT_CLERK_LEVEL_ID)
+                    .count();
+        }
+        if (pricingCount == 0) {
+            throw new IllegalStateException("ApiTest fixtures missing commodity pricing for default clerk level");
+        }
+    }
 }
diff --git a/play-admin/src/test/java/com/starry/admin/api/WxCustomRandomOrderApiTest.java b/play-admin/src/test/java/com/starry/admin/api/WxCustomRandomOrderApiTest.java
index 395fd8d..f582f63 100644
--- a/play-admin/src/test/java/com/starry/admin/api/WxCustomRandomOrderApiTest.java
+++ b/play-admin/src/test/java/com/starry/admin/api/WxCustomRandomOrderApiTest.java
@@ -51,6 +51,52 @@ class WxCustomRandomOrderApiTest extends WxCustomOrderApiTestSupport {
     @org.springframework.beans.factory.annotation.Autowired
     private com.starry.admin.modules.order.service.IPlayOrderInfoService orderInfoService;
 
+    @Test
+    void randomOrderFailsWhenBalanceInsufficient() throws Exception {
+        SecurityUtils.setTenantId(ApiTestDataSeeder.DEFAULT_TENANT_ID);
+        String remark = "API random insufficient " + IdUtils.getUuid();
+        try {
+            setCustomerBalance(BigDecimal.ZERO);
+            String customerToken = wxTokenService.createWxUserToken(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID);
+            customUserInfoService.updateTokenById(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID, customerToken);
+
+            ensureTenantContext();
+            long beforeCount = playOrderInfoService.lambdaQuery()
+                    .eq(PlayOrderInfoEntity::getPurchaserBy, ApiTestDataSeeder.DEFAULT_CUSTOMER_ID)
+                    .eq(PlayOrderInfoEntity::getPlaceType, OrderConstant.PlaceType.RANDOM.getCode())
+                    .count();
+
+            String payload = "{" +
+                    "\"sex\":\"2\"," +
+                    "\"levelId\":\"" + ApiTestDataSeeder.DEFAULT_CLERK_LEVEL_ID + "\"," +
+                    "\"commodityId\":\"" + ApiTestDataSeeder.DEFAULT_COMMODITY_ID + "\"," +
+                    "\"commodityQuantity\":1," +
+                    "\"weiChatCode\":\"apitest-customer-wx\"," +
+                    "\"excludeHistory\":\"0\"," +
+                    "\"couponIds\":[]," +
+                    "\"remark\":\"" + remark + "\"" +
+                    "}";
+
+            mockMvc.perform(post("/wx/custom/order/random")
+                            .header(USER_HEADER, DEFAULT_USER)
+                            .header(TENANT_HEADER, DEFAULT_TENANT)
+                            .header(Constants.CUSTOM_USER_LOGIN_TOKEN, Constants.TOKEN_PREFIX + customerToken)
+                            .contentType(MediaType.APPLICATION_JSON)
+                            .content(payload))
+                    .andExpect(status().isOk())
+                    .andExpect(jsonPath("$.code").value(998));
+
+            ensureTenantContext();
+            long afterCount = playOrderInfoService.lambdaQuery()
+                    .eq(PlayOrderInfoEntity::getPurchaserBy, ApiTestDataSeeder.DEFAULT_CUSTOMER_ID)
+                    .eq(PlayOrderInfoEntity::getPlaceType, OrderConstant.PlaceType.RANDOM.getCode())
+                    .count();
+            Assertions.assertThat(afterCount).isEqualTo(beforeCount);
+        } finally {
+            CustomSecurityContextHolder.remove();
+        }
+    }
+
     @Test
     // 测试用例：客户带随机下单请求命中默认等级与服务，接口应返回成功文案，
     // 并新增一条处于待接单状态的随机订单，金额、商品信息与 remark 与提交参数保持一致。
diff --git a/play-admin/src/test/java/com/starry/admin/api/WxCustomRewardOrderApiTest.java b/play-admin/src/test/java/com/starry/admin/api/WxCustomRewardOrderApiTest.java
index d4e91be..b0635b7 100644
--- a/play-admin/src/test/java/com/starry/admin/api/WxCustomRewardOrderApiTest.java
+++ b/play-admin/src/test/java/com/starry/admin/api/WxCustomRewardOrderApiTest.java
@@ -19,6 +19,48 @@ import org.springframework.http.MediaType;
 
 class WxCustomRewardOrderApiTest extends WxCustomOrderApiTestSupport {
 
+    @Test
+    void rewardOrderFailsWhenBalanceInsufficient() throws Exception {
+        SecurityUtils.setTenantId(ApiTestDataSeeder.DEFAULT_TENANT_ID);
+        String remark = "API reward insufficient " + IdUtils.getUuid();
+        try {
+            setCustomerBalance(BigDecimal.ZERO);
+            String customerToken = wxTokenService.createWxUserToken(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID);
+            customUserInfoService.updateTokenById(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID, customerToken);
+
+            ensureTenantContext();
+            long beforeCount = playOrderInfoService.lambdaQuery()
+                    .eq(PlayOrderInfoEntity::getPurchaserBy, ApiTestDataSeeder.DEFAULT_CUSTOMER_ID)
+                    .eq(PlayOrderInfoEntity::getPlaceType, OrderConstant.PlaceType.REWARD.getCode())
+                    .count();
+
+            String payload = "{" +
+                    "\"clerkId\":\"" + ApiTestDataSeeder.DEFAULT_CLERK_ID + "\"," +
+                    "\"money\":\"18.00\"," +
+                    "\"weiChatCode\":\"apitest-customer-wx\"," +
+                    "\"remark\":\"" + remark + "\"" +
+                    "}";
+
+            mockMvc.perform(post("/wx/custom/order/reward")
+                            .header(USER_HEADER, DEFAULT_USER)
+                            .header(TENANT_HEADER, DEFAULT_TENANT)
+                            .header(Constants.CUSTOM_USER_LOGIN_TOKEN, Constants.TOKEN_PREFIX + customerToken)
+                            .contentType(MediaType.APPLICATION_JSON)
+                            .content(payload))
+                    .andExpect(status().isOk())
+                    .andExpect(jsonPath("$.code").value(998));
+
+            ensureTenantContext();
+            long afterCount = playOrderInfoService.lambdaQuery()
+                    .eq(PlayOrderInfoEntity::getPurchaserBy, ApiTestDataSeeder.DEFAULT_CUSTOMER_ID)
+                    .eq(PlayOrderInfoEntity::getPlaceType, OrderConstant.PlaceType.REWARD.getCode())
+                    .count();
+            Assertions.assertThat(afterCount).isEqualTo(beforeCount);
+        } finally {
+            CustomSecurityContextHolder.remove();
+        }
+    }
+
     @Test
     // 测试用例：客户指定打赏金额下单时，应即时扣减账户余额、生成已完成的打赏订单并同步收益记录，
     // 同时校验订单归属陪玩师正确且金额与输入一致，确保余额打赏流程闭环。
diff --git a/play-admin/src/test/java/com/starry/admin/api/WxCustomSpecifiedOrderApiTest.java b/play-admin/src/test/java/com/starry/admin/api/WxCustomSpecifiedOrderApiTest.java
index 98a40ff..5995cbf 100644
--- a/play-admin/src/test/java/com/starry/admin/api/WxCustomSpecifiedOrderApiTest.java
+++ b/play-admin/src/test/java/com/starry/admin/api/WxCustomSpecifiedOrderApiTest.java
@@ -39,6 +39,55 @@ class WxCustomSpecifiedOrderApiTest extends WxCustomOrderApiTestSupport {
     @org.springframework.beans.factory.annotation.Autowired
     private com.starry.admin.modules.weichat.service.WxTokenService clerkWxTokenService;
 
+    @Test
+    void specifiedOrderFailsWhenBalanceInsufficient() throws Exception {
+        SecurityUtils.setTenantId(ApiTestDataSeeder.DEFAULT_TENANT_ID);
+        String remark = "API specified insufficient " + IdUtils.getUuid();
+        try {
+            setCustomerBalance(BigDecimal.ZERO);
+            String customerToken = wxTokenService.createWxUserToken(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID);
+            customUserInfoService.updateTokenById(ApiTestDataSeeder.DEFAULT_CUSTOMER_ID, customerToken);
+
+            ensureTenantContext();
+            com.starry.admin.modules.clerk.module.entity.PlayClerkUserInfoEntity clerk =
+                    clerkUserInfoService.selectById(ApiTestDataSeeder.DEFAULT_CLERK_ID);
+            Assertions.assertThat(clerk.getLevelId())
+                    .as("默认店员应绑定基础等级用于价格校验")
+                    .isEqualTo(ApiTestDataSeeder.DEFAULT_CLERK_LEVEL_ID);
+
+            ensureTenantContext();
+            long beforeCount = playOrderInfoService.lambdaQuery()
+                    .eq(PlayOrderInfoEntity::getPurchaserBy, ApiTestDataSeeder.DEFAULT_CUSTOMER_ID)
+                    .count();
+
+            String payload = "{" +
+                    "\"clerkId\":\"" + ApiTestDataSeeder.DEFAULT_CLERK_ID + "\"," +
+                    "\"commodityId\":\"" + ApiTestDataSeeder.DEFAULT_COMMODITY_ID + "\"," +
+                    "\"commodityQuantity\":1," +
+                    "\"weiChatCode\":\"apitest-customer-wx\"," +
+                    "\"couponIds\":[]," +
+                    "\"remark\":\"" + remark + "\"" +
+                    "}";
+
+            mockMvc.perform(post("/wx/custom/order/commodity")
+                            .header(USER_HEADER, DEFAULT_USER)
+                            .header(TENANT_HEADER, DEFAULT_TENANT)
+                            .header(Constants.CUSTOM_USER_LOGIN_TOKEN, Constants.TOKEN_PREFIX + customerToken)
+                            .contentType(MediaType.APPLICATION_JSON)
+                            .content(payload))
+                    .andExpect(status().isOk())
+                    .andExpect(jsonPath("$.code").value(998));
+
+            ensureTenantContext();
+            long afterCount = playOrderInfoService.lambdaQuery()
+                    .eq(PlayOrderInfoEntity::getPurchaserBy, ApiTestDataSeeder.DEFAULT_CUSTOMER_ID)
+                    .count();
+            Assertions.assertThat(afterCount).isEqualTo(beforeCount);
+        } finally {
+            CustomSecurityContextHolder.remove();
+        }
+    }
+
     @Test
     // 测试用例：指定单取消后优惠券应恢复为未使用
     void specifiedOrderCancellationReleasesCoupon() throws Exception {
diff --git a/play-admin/src/test/java/com/starry/admin/modules/order/service/impl/OrderLifecycleServiceImplTest.java b/play-admin/src/test/java/com/starry/admin/modules/order/service/impl/OrderLifecycleServiceImplTest.java
index f59da95..9fbafcf 100644
--- a/play-admin/src/test/java/com/starry/admin/modules/order/service/impl/OrderLifecycleServiceImplTest.java
+++ b/play-admin/src/test/java/com/starry/admin/modules/order/service/impl/OrderLifecycleServiceImplTest.java
@@ -29,6 +29,7 @@ import com.starry.admin.modules.order.module.constant.OrderConstant.OrderStatus;
 import com.starry.admin.modules.order.module.constant.OrderConstant.OrderTriggerSource;
 import com.starry.admin.modules.order.module.constant.OrderConstant.OrderType;
 import com.starry.admin.modules.order.module.constant.OrderConstant.PayMethod;
+import com.starry.admin.modules.order.module.constant.OrderConstant.PaymentSource;
 import com.starry.admin.modules.order.module.constant.OrderConstant.PlaceType;
 import com.starry.admin.modules.order.module.constant.OrderConstant.ReviewRequirement;
 import com.starry.admin.modules.order.module.constant.OrderConstant.RewardType;
@@ -45,6 +46,7 @@ import com.starry.admin.modules.order.module.entity.PlayOrderInfoEntity;
 import com.starry.admin.modules.order.module.vo.ClerkEstimatedRevenueVo;
 import com.starry.admin.modules.order.service.IPlayOrderRefundInfoService;
 import com.starry.admin.modules.order.service.support.ClerkRevenueCalculator;
+import com.starry.admin.modules.personnel.service.IPlayBalanceDetailsInfoService;
 import com.starry.admin.modules.shop.module.constant.CouponUseState;
 import com.starry.admin.modules.shop.module.entity.PlayCouponDetailsEntity;
 import com.starry.admin.modules.shop.module.entity.PlayCouponInfoEntity;
@@ -99,7 +101,10 @@ class OrderLifecycleServiceImplTest {
     private ClerkRevenueCalculator clerkRevenueCalculator;
 
     @Mock
-private PlayOrderLogInfoMapper orderLogInfoMapper;
+    private PlayOrderLogInfoMapper orderLogInfoMapper;
+
+    @Mock
+    private IPlayBalanceDetailsInfoService playBalanceDetailsInfoService;
 
     @BeforeEach
     void initStrategies() {
@@ -1101,6 +1106,7 @@ private PlayOrderLogInfoMapper orderLogInfoMapper;
         customer.setId(order.getPurchaserBy());
         customer.setAccountBalance(BigDecimal.valueOf(10));
         when(customUserInfoService.getById(order.getPurchaserBy())).thenReturn(customer);
+        when(playBalanceDetailsInfoService.existsCustomerConsumeRecord(order.getPurchaserBy(), orderId)).thenReturn(true);
 
         OrderRefundContext context = new OrderRefundContext();
         context.setOrderId(orderId);
@@ -1176,6 +1182,8 @@ private PlayOrderLogInfoMapper orderLogInfoMapper;
         context.setRefundAmount(BigDecimal.ONE);
         context.withTriggerSource(OrderTriggerSource.ADMIN_API);
 
+        when(playBalanceDetailsInfoService.existsCustomerConsumeRecord(order.getPurchaserBy(), orderId)).thenReturn(true);
+
         lifecycleService.refundOrder(context);
 
         verify(customUserInfoService, never()).updateAccountBalanceById(any(), any(), any(), any(), any(), any(), any(), any());
@@ -1183,6 +1191,28 @@ private PlayOrderLogInfoMapper orderLogInfoMapper;
         verify(orderLogInfoMapper, never()).insert(any());
     }
 
+    @Test
+    void refundOrder_balanceWithoutConsumption_throws() {
+        String orderId = UUID.randomUUID().toString();
+        PlayOrderInfoEntity order = buildOrder(orderId, OrderStatus.ACCEPTED.getCode());
+        order.setFinalAmount(BigDecimal.TEN);
+        order.setRefundType(OrderRefundFlag.NOT_REFUNDED.getCode());
+        order.setPaymentSource(PaymentSource.BALANCE.getCode());
+
+        when(orderInfoMapper.selectById(orderId)).thenReturn(order);
+        when(playBalanceDetailsInfoService.existsCustomerConsumeRecord(order.getPurchaserBy(), orderId)).thenReturn(false);
+
+        OrderRefundContext context = new OrderRefundContext();
+        context.setOrderId(orderId);
+        context.setRefundAmount(BigDecimal.ONE);
+        context.withTriggerSource(OrderTriggerSource.ADMIN_API);
+
+        assertThrows(CustomException.class, () -> lifecycleService.refundOrder(context));
+        verify(orderInfoMapper, never()).update(isNull(), any());
+        verify(customUserInfoService, never()).updateAccountBalanceById(any(), any(), any(), any(), any(), any(), any(), any());
+        verify(orderRefundInfoService, never()).add(anyString(), anyString(), anyString(), anyString(), anyString(), any(), anyString(), anyString(), anyString(), anyString(), anyString());
+    }
+
     private PlayOrderInfoEntity buildOrder(String orderId, String status) {
         PlayOrderInfoEntity entity = new PlayOrderInfoEntity();
         entity.setId(orderId);