diff --git a/firstleg/src/main/resources/openapi/firstleg-v1.yaml b/firstleg/src/main/resources/openapi/firstleg-v1.yaml
index cf7562e73..cfb47e708 100644
--- a/firstleg/src/main/resources/openapi/firstleg-v1.yaml
+++ b/firstleg/src/main/resources/openapi/firstleg-v1.yaml
@@ -64,6 +64,58 @@ paths:
             schema: {$ref: '#/components/schemas/OrderApprovedInboundCommand'}
       responses:
         '200': {description: 成功或业务失败；相同客户和订单重放返回已有入库单 ID}
+  /internal/firstleg/v1/inbounds/unified-orders/query:
+    post:
+      summary: 按统一订单条件分页查询履约摘要（Order 内部）
+      description: >-
+        mainStatus 接受六态产品状态；历史 WAIT_SPLIT 仅作为兼容筛选值，按 INBOUNDED 范围查询。
+        所有响应 mainStatus 均归并为六态产品状态，不返回 WAIT_SPLIT。
+      security:
+        - internalServiceToken: []
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema: {$ref: '#/components/schemas/UnifiedInboundQuery'}
+      responses:
+        '200':
+          description: 成功或业务失败，按响应体 code 判断
+          content:
+            application/json:
+              schema: {$ref: '#/components/schemas/UnifiedInboundPageEnvelope'}
+  /internal/firstleg/v1/inbounds/unified-orders/summaries:
+    post:
+      summary: 按订单 ID 批量查询统一履约摘要（Order 内部）
+      security:
+        - internalServiceToken: []
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema: {$ref: '#/components/schemas/UnifiedInboundBatchRequest'}
+      responses:
+        '200':
+          description: 成功或业务失败，按响应体 code 判断
+          content:
+            application/json:
+              schema: {$ref: '#/components/schemas/UnifiedInboundListEnvelope'}
+  /internal/firstleg/v1/inbounds/unified-orders/detail:
+    post:
+      summary: 按订单 ID 查询统一履约详情（Order 内部）
+      description: 时间线保留 Firstleg 内部 fromStatus/toStatus；summary.mainStatus 始终使用六态产品状态。
+      security:
+        - internalServiceToken: []
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema: {$ref: '#/components/schemas/UnifiedInboundDetailRequest'}
+      responses:
+        '200':
+          description: 成功或业务失败；找不到对应入库单时 data 为 null
+          content:
+            application/json:
+              schema: {$ref: '#/components/schemas/UnifiedInboundDetailEnvelope'}
   /api/platform/v1/first-leg/tasks:
     get:
       summary: 分页查询履约任务
@@ -528,6 +580,198 @@ components:
       required: true
       schema: {type: string, pattern: '^[1-9][0-9]*$'}
   schemas:
+    UnifiedMainStatus:
+      type: string
+      enum: [PENDING_REVIEW, WAIT_MEASURE, INBOUNDED, LOADING, LOADED, DELIVERED]
+      description: 产品主状态；历史内部状态 WAIT_SPLIT 在响应中统一归并为 INBOUNDED
+    UnifiedInboundQuery:
+      type: object
+      properties:
+        tenantId: {type: integer, format: int64, nullable: true}
+        keyword: {type: string, maxLength: 64, nullable: true}
+        orderNo: {type: string, maxLength: 64, nullable: true}
+        mainStatus:
+          type: string
+          enum: [PENDING_REVIEW, WAIT_MEASURE, INBOUNDED, LOADING, LOADED, DELIVERED, WAIT_SPLIT]
+          nullable: true
+          description: WAIT_SPLIT 仅为历史兼容筛选值，等价于 INBOUNDED
+        customerId: {type: integer, format: int64, nullable: true}
+        receivingWarehouseId: {type: integer, format: int64, nullable: true}
+        destinationWarehouseId: {type: integer, format: int64, nullable: true}
+        inboundCode: {type: string, maxLength: 64, nullable: true}
+        internalOrderStatus: {type: string, maxLength: 32, nullable: true}
+        expectedArrivalDate: {type: string, format: date, nullable: true}
+        feeReviewStatus: {type: string, maxLength: 32, nullable: true}
+        channelName: {type: string, maxLength: 128, nullable: true}
+        containerNo: {type: string, maxLength: 64, nullable: true}
+        cabinetNo: {type: string, maxLength: 64, nullable: true}
+        sailingDate: {type: string, format: date, nullable: true}
+        loaded: {type: boolean, nullable: true}
+        fullContainer: {type: boolean, nullable: true}
+        measurementReviewStatus: {type: string, maxLength: 32, nullable: true}
+        candidateOrderIds: {type: array, nullable: true, items: {type: integer, format: int64}}
+        createdFrom: {type: string, format: date-time, nullable: true}
+        createdTo: {type: string, format: date-time, nullable: true}
+        page: {type: integer, format: int64, minimum: 1, default: 1}
+        size: {type: integer, format: int64, minimum: 1, maximum: 200, default: 20}
+    UnifiedInboundBatchRequest:
+      type: object
+      required: [orderIds]
+      properties:
+        tenantId: {type: integer, format: int64, nullable: true}
+        orderIds:
+          type: array
+          minItems: 1
+          maxItems: 200
+          items: {type: integer, format: int64, minimum: 1}
+    UnifiedInboundDetailRequest:
+      type: object
+      required: [tenantId, orderId]
+      properties:
+        tenantId: {type: integer, format: int64, minimum: 1}
+        orderId: {type: integer, format: int64, minimum: 1}
+    UnifiedInboundPageEnvelope:
+      type: object
+      properties:
+        code: {type: string, example: '200'}
+        message: {type: string}
+        data:
+          type: object
+          properties:
+            records: {type: array, items: {$ref: '#/components/schemas/UnifiedInboundSummary'}}
+            page: {type: integer, format: int64, minimum: 1}
+            size: {type: integer, format: int64, minimum: 1}
+            total: {type: integer, format: int64, minimum: 0}
+            pages: {type: integer, format: int64, minimum: 0}
+    UnifiedInboundListEnvelope:
+      type: object
+      properties:
+        code: {type: string, example: '200'}
+        message: {type: string}
+        data: {type: array, items: {$ref: '#/components/schemas/UnifiedInboundSummary'}}
+    UnifiedInboundDetailEnvelope:
+      type: object
+      properties:
+        code: {type: string, example: '200'}
+        message: {type: string}
+        data:
+          allOf: [{$ref: '#/components/schemas/UnifiedInboundDetail'}]
+          nullable: true
+    UnifiedInboundDetail:
+      type: object
+      properties:
+        summary: {$ref: '#/components/schemas/UnifiedInboundSummary'}
+        timeline:
+          type: array
+          items:
+            type: object
+            properties:
+              source: {type: string}
+              eventType: {type: string}
+              fromStatus: {type: string, nullable: true}
+              toStatus: {type: string, nullable: true}
+              action: {type: string, nullable: true}
+              remark: {type: string, nullable: true}
+              operatorId: {type: integer, format: int64, nullable: true}
+              operatorName: {type: string, nullable: true}
+              occurredAt: {type: string, format: date-time, nullable: true}
+    UnifiedInboundSummary:
+      type: object
+      properties:
+        inbound: {$ref: '#/components/schemas/UnifiedInboundOrderSummary'}
+        mainStatus: {$ref: '#/components/schemas/UnifiedMainStatus'}
+        nextAction: {type: string, nullable: true}
+        preload: {$ref: '#/components/schemas/UnifiedPreloadSummary'}
+        loading: {$ref: '#/components/schemas/UnifiedLoadingSummary'}
+        delivery: {$ref: '#/components/schemas/UnifiedDeliverySummary'}
+    UnifiedInboundOrderSummary:
+      type: object
+      description: InboundOrderSummary 的内部统一订单投影
+      properties:
+        id: {type: integer, format: int64}
+        tenantId: {type: integer, format: int64}
+        orderId: {type: integer, format: int64, nullable: true}
+        orderNo: {type: string, nullable: true}
+        inboundCode: {type: string, nullable: true}
+        processStatus: {type: string, nullable: true, description: Firstleg 内部状态，历史数据可能为 WAIT_SPLIT}
+        orderStatusSnapshot: {type: string, nullable: true}
+        measureReviewStatus: {type: string, nullable: true}
+        feeStatus: {type: string, nullable: true}
+        feeReviewStatus: {type: string, nullable: true}
+        notificationStatus: {type: string, nullable: true}
+        version: {type: integer, nullable: true}
+        expectedArrivalAt: {type: string, format: date-time, nullable: true}
+        customerId: {type: integer, format: int64, nullable: true}
+        customerName: {type: string, nullable: true}
+        companyId: {type: integer, format: int64, nullable: true}
+        companyName: {type: string, nullable: true}
+        warehouseId: {type: integer, format: int64, nullable: true}
+        warehouseName: {type: string, nullable: true}
+        deliveryWarehouseId: {type: integer, format: int64, nullable: true}
+        deliveryWarehouseName: {type: string, nullable: true}
+        businessType: {type: string, nullable: true}
+        channelCode: {type: string, nullable: true}
+        channelName: {type: string, nullable: true}
+        taxMode: {type: string, nullable: true}
+        pricingTaxMode: {type: string, nullable: true}
+        containerMode: {type: string, nullable: true}
+        customsInspection: {type: boolean, nullable: true}
+        destinationType: {type: string, nullable: true}
+        destinationWarehouseId: {type: integer, format: int64, nullable: true}
+        destinationCode: {type: string, nullable: true}
+        destinationName: {type: string, nullable: true}
+        holdFlag: {type: boolean, nullable: true}
+        currentHoldReason: {type: string, nullable: true}
+        totalPackageCount: {type: integer, nullable: true}
+        locationCodes: {type: string, nullable: true}
+        actualGrossWeightKg: {type: number, nullable: true}
+        actualNetWeightKg: {type: number, nullable: true}
+        actualVolumeCbm: {type: number, nullable: true}
+        volumeWeightKg: {type: number, nullable: true}
+        chargeableWeightKg: {type: number, nullable: true}
+        chargeableVolumeCbm: {type: number, nullable: true}
+        palletCount: {type: integer, nullable: true}
+        measureCompletedAt: {type: string, format: date-time, nullable: true}
+        inboundedAt: {type: string, format: date-time, nullable: true}
+        expressCompanyCode: {type: string, nullable: true}
+        expressCompanyName: {type: string, nullable: true}
+        loadingStatus: {type: string, nullable: true}
+        containerNo: {type: string, nullable: true}
+        cabinetNo: {type: string, nullable: true}
+        vesselName: {type: string, nullable: true}
+        voyageNo: {type: string, nullable: true}
+        sailingAt: {type: string, format: date-time, nullable: true}
+        portArrivalAt: {type: string, format: date-time, nullable: true}
+        expressTrackingNo: {type: string, nullable: true}
+        createdAt: {type: string, format: date-time, nullable: true}
+        updatedAt: {type: string, format: date-time, nullable: true}
+    UnifiedPreloadSummary:
+      type: object
+      nullable: true
+      properties:
+        status: {type: string, nullable: true}
+        version: {type: integer, nullable: true}
+        itemCount: {type: integer, nullable: true}
+        updatedAt: {type: string, format: date-time, nullable: true}
+    UnifiedLoadingSummary:
+      type: object
+      nullable: true
+      properties:
+        status: {type: string, nullable: true}
+        loadingVersion: {type: integer, nullable: true, description: 当前为 pickingVersion 兼容别名}
+        pickingVersion: {type: integer, nullable: true}
+        expectedCount: {type: integer, nullable: true}
+        pickedCount: {type: integer, nullable: true}
+        evidenceCount: {type: integer, nullable: true}
+        sealNo: {type: string, nullable: true}
+        updatedAt: {type: string, format: date-time, nullable: true}
+    UnifiedDeliverySummary:
+      type: object
+      nullable: true
+      properties:
+        status: {type: string, nullable: true}
+        completedAt: {type: string, format: date-time, nullable: true}
+        trackingNo: {type: string, nullable: true}
     MojiaMeasurementUploadEnvelope:
       type: object
       properties:
diff --git a/firstleg/src/test/java/com/baiyue/firstleg/controller/InboundOrderControllerContractTest.java b/firstleg/src/test/java/com/baiyue/firstleg/controller/InboundOrderControllerContractTest.java
index e3eb38edd..cabc48b84 100644
--- a/firstleg/src/test/java/com/baiyue/firstleg/controller/InboundOrderControllerContractTest.java
+++ b/firstleg/src/test/java/com/baiyue/firstleg/controller/InboundOrderControllerContractTest.java
@@ -41,6 +41,8 @@ class InboundOrderControllerContractTest {
         String taskList = openapi.substring(
             openapi.indexOf("/api/platform/v1/first-leg/tasks:"),
             openapi.indexOf("/api/platform/v1/first-leg/tasks/{taskId}:"));
+        assertThat(inboundList)
+            .doesNotContain("WAIT_SPLIT");
         assertThat(openapi)
             .contains("/api/platform/inbounds:")
             .contains("/api/platform/inbounds/{inboundId}:")
@@ -53,8 +55,7 @@ class InboundOrderControllerContractTest {
             .contains("tenantId: {type: string, pattern: '^[1-9][0-9]*$', description:")
             .contains("[WAIT_MEASURE, WAIT_REVIEW, WAIT_FEE_SEND, INBOUNDED]")
             .contains("platform:firstleg:inbound:list")
-            .doesNotContain("WAIT_CUSTOMER_CONFIRM")
-            .doesNotContain("WAIT_SPLIT");
+            .doesNotContain("WAIT_CUSTOMER_CONFIRM");
         assertThat(inboundList).contains("#/components/schemas/InboundOrderPageEnvelope");
         assertThat(taskList).doesNotContain("InboundOrderPageEnvelope");
     }
diff --git a/firstleg/src/test/java/com/baiyue/firstleg/controller/UnifiedInboundOpenApiContractTest.java b/firstleg/src/test/java/com/baiyue/firstleg/controller/UnifiedInboundOpenApiContractTest.java
new file mode 100644
index 000000000..aef03ce21
--- /dev/null
+++ b/firstleg/src/test/java/com/baiyue/firstleg/controller/UnifiedInboundOpenApiContractTest.java
@@ -0,0 +1,56 @@
+package com.baiyue.firstleg.controller;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.core.io.ClassPathResource;
+import org.yaml.snakeyaml.Yaml;
+
+import java.nio.charset.StandardCharsets;
+import java.util.List;
+import java.util.Map;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class UnifiedInboundOpenApiContractTest {
+    @Test
+    void documentsInternalUnifiedOrderEndpointsAndLegacyWaitSplitMapping() throws Exception {
+        String yaml = new ClassPathResource("openapi/firstleg-v1.yaml")
+            .getContentAsString(StandardCharsets.UTF_8);
+        Map<String, Object> document = stringMap(new Yaml().load(yaml));
+        Map<String, Object> paths = stringMap(document.get("paths"));
+        assertThat(paths).containsKeys(
+            "/internal/firstleg/v1/inbounds/unified-orders/query",
+            "/internal/firstleg/v1/inbounds/unified-orders/summaries",
+            "/internal/firstleg/v1/inbounds/unified-orders/detail");
+
+        Map<String, Object> schemas = stringMap(stringMap(document.get("components")).get("schemas"));
+        Map<String, Object> responseStatus = stringMap(schemas.get("UnifiedMainStatus"));
+        assertThat(stringList(responseStatus.get("enum"))).containsExactly(
+            "PENDING_REVIEW", "WAIT_MEASURE", "INBOUNDED", "LOADING", "LOADED", "DELIVERED");
+        assertThat(responseStatus.get("description").toString()).contains("WAIT_SPLIT", "INBOUNDED");
+
+        Map<String, Object> query = stringMap(schemas.get("UnifiedInboundQuery"));
+        Map<String, Object> queryStatus = stringMap(stringMap(query.get("properties")).get("mainStatus"));
+        assertThat(stringList(queryStatus.get("enum"))).contains("WAIT_SPLIT");
+        assertThat(queryStatus.get("description").toString()).contains("INBOUNDED");
+
+        Map<String, Object> inbound = stringMap(schemas.get("UnifiedInboundOrderSummary"));
+        assertThat(stringMap(inbound.get("properties"))).containsKeys(
+            "id", "tenantId", "orderId", "inboundCode", "processStatus", "version",
+            "customerId", "warehouseId", "deliveryWarehouseId", "totalPackageCount",
+            "businessType", "channelCode", "pricingTaxMode", "containerMode", "destinationType",
+            "holdFlag", "actualGrossWeightKg", "actualNetWeightKg", "actualVolumeCbm",
+            "volumeWeightKg", "chargeableWeightKg", "chargeableVolumeCbm", "palletCount",
+            "inboundedAt", "expressCompanyCode", "expressCompanyName", "loadingStatus", "containerNo",
+            "cabinetNo", "sailingAt", "portArrivalAt", "createdAt", "updatedAt");
+    }
+
+    @SuppressWarnings("unchecked")
+    private static Map<String, Object> stringMap(Object value) {
+        return (Map<String, Object>) value;
+    }
+
+    @SuppressWarnings("unchecked")
+    private static List<String> stringList(Object value) {
+        return (List<String>) value;
+    }
+}
diff --git a/order/src/main/resources/openapi/order-v1.yaml b/order/src/main/resources/openapi/order-v1.yaml
index 893157603..e409d7a5d 100644
--- a/order/src/main/resources/openapi/order-v1.yaml
+++ b/order/src/main/resources/openapi/order-v1.yaml
@@ -43,7 +43,11 @@ paths:
         - $ref: '#/components/parameters/UnifiedPage'
         - $ref: '#/components/parameters/UnifiedSize'
       responses:
-        '200': {description: 成功或业务失败，响应体 code 为字符串 200 时成功}
+        '200':
+          description: 成功或业务失败，响应体 code 为字符串 200 时成功
+          content:
+            application/json:
+              schema: {$ref: '#/components/schemas/UnifiedOrderPageEnvelope'}
         '403': {description: 需要平台身份和 platform:order:list 权限}
   /api/platform/v1/orders/{orderId}:
     get:
@@ -53,7 +57,11 @@ paths:
         - $ref: '#/components/parameters/UnifiedOrderId'
         - $ref: '#/components/parameters/UnifiedTenantId'
       responses:
-        '200': {description: 成功或业务失败，按响应体 code 判断}
+        '200':
+          description: 成功或业务失败，按响应体 code 判断
+          content:
+            application/json:
+              schema: {$ref: '#/components/schemas/UnifiedOrderDetailEnvelope'}
         '403': {description: 需要平台身份和 platform:order:list 权限}
   /api/platform/v1/orders/{orderId}/internal-notes:
     post:
@@ -105,7 +113,11 @@ paths:
         - $ref: '#/components/parameters/UnifiedPage'
         - $ref: '#/components/parameters/UnifiedSize'
       responses:
-        '200': {description: 成功或业务失败，按响应体 code 判断}
+        '200':
+          description: 成功或业务失败，按响应体 code 判断
+          content:
+            application/json:
+              schema: {$ref: '#/components/schemas/UnifiedOrderPageEnvelope'}
         '403': {description: 需要 merchant:order:list 权限}
   /api/merchant/v1/orders/{orderId}:
     get:
@@ -118,7 +130,7 @@ paths:
           description: 成功或业务失败，按响应体 code 判断
           content:
             application/json:
-              schema: {$ref: '#/components/schemas/FirstLegOrderSummary'}
+              schema: {$ref: '#/components/schemas/UnifiedOrderDetailEnvelope'}
         '403': {description: 需要 merchant:order:view 权限}
   /api/merchant/v1/orders/first-leg:
     get:
@@ -295,6 +307,146 @@ components:
       scheme: bearer
       bearerFormat: JWT
   schemas:
+    UnifiedMainStatus:
+      type: string
+      enum: [PENDING_REVIEW, WAIT_MEASURE, INBOUNDED, LOADING, LOADED, DELIVERED]
+      description: >-
+        统一订单产品主状态。历史内部状态 WAIT_SPLIT 仅作为查询入参兼容，所有列表、详情和时间线响应均归并为 INBOUNDED。
+    UnifiedOrderPageEnvelope:
+      type: object
+      properties:
+        code: {type: string, example: '200'}
+        message: {type: string}
+        data: {$ref: '#/components/schemas/UnifiedOrderPage'}
+    UnifiedOrderPage:
+      type: object
+      properties:
+        records: {type: array, items: {$ref: '#/components/schemas/UnifiedOrderRow'}}
+        page: {type: integer, format: int64, minimum: 1}
+        size: {type: integer, format: int64, minimum: 1}
+        total: {type: integer, format: int64, minimum: 0}
+        pages: {type: integer, format: int64, minimum: 0}
+    UnifiedOrderDetailEnvelope:
+      type: object
+      properties:
+        code: {type: string, example: '200'}
+        message: {type: string}
+        data: {$ref: '#/components/schemas/UnifiedOrderDetail'}
+    UnifiedOrderDetail:
+      type: object
+      properties:
+        summary: {$ref: '#/components/schemas/UnifiedOrderRow'}
+        order:
+          type: object
+          properties:
+            order: {type: object, description: Order 服务订单主实体}
+            cargoes: {type: array, items: {type: object}}
+            parties: {type: array, items: {type: object}}
+            internalNotes: {type: array, items: {type: object}, description: 客户详情始终为空数组}
+            statusHistory: {type: array, items: {type: object}}
+        timeline: {type: array, items: {$ref: '#/components/schemas/UnifiedOrderTimelineEvent'}}
+    UnifiedOrderRow:
+      type: object
+      properties:
+        orderId: {type: integer, format: int64}
+        tenantId: {type: integer, format: int64}
+        orderNo: {type: string}
+        mainStatus: {$ref: '#/components/schemas/UnifiedMainStatus'}
+        nextAction: {type: string, nullable: true}
+        relation: {$ref: '#/components/schemas/UnifiedOrderRelation'}
+        internalOrderStatus: {type: string, enum: [DRAFT, SUBMITTED, APPROVED, ACCEPTED, REJECTED, CANCELLED, PROCESSING, COMPLETED], nullable: true}
+        customerId: {type: integer, format: int64, nullable: true}
+        customerName: {type: string, nullable: true}
+        channelName: {type: string, nullable: true}
+        receivingWarehouseId: {type: integer, format: int64, nullable: true}
+        receivingWarehouseName: {type: string, nullable: true}
+        destinationWarehouseId: {type: integer, format: int64, nullable: true}
+        destinationWarehouseName: {type: string, nullable: true}
+        inboundId: {type: integer, format: int64, nullable: true}
+        inboundVersion: {type: integer, nullable: true, description: C04 loading/complete 的 expectedVersion}
+        inboundCode: {type: string, nullable: true}
+        expectedShipDate: {type: string, format: date, nullable: true}
+        totalPackageCount: {type: integer, nullable: true}
+        recommendedPalletType: {type: string, nullable: true}
+        locationCodes: {type: string, nullable: true}
+        actualGrossWeightKg: {type: number, nullable: true}
+        actualVolumeCbm: {type: number, nullable: true}
+        measurement: {$ref: '#/components/schemas/UnifiedMeasurementSummary'}
+        preload: {$ref: '#/components/schemas/UnifiedPreloadSummary'}
+        loading: {$ref: '#/components/schemas/UnifiedLoadingSummary'}
+        delivery: {$ref: '#/components/schemas/UnifiedDeliverySummary'}
+        transport: {$ref: '#/components/schemas/UnifiedTransportSummary'}
+        customerRemark: {type: string, nullable: true}
+        latestInternalNote: {type: string, nullable: true, description: 客户详情不返回平台内部备注}
+        createdAt: {type: string, format: date-time, nullable: true}
+        updatedAt: {type: string, format: date-time, nullable: true}
+    UnifiedOrderRelation:
+      type: object
+      nullable: true
+      properties:
+        role: {type: string, enum: [PARENT, CHILD]}
+        rootOrderId: {type: integer, format: int64, nullable: true}
+        parentOrderId: {type: integer, format: int64, nullable: true}
+        splitSequence: {type: integer, nullable: true}
+        childCount: {type: integer, nullable: true}
+    UnifiedMeasurementSummary:
+      type: object
+      nullable: true
+      properties:
+        reviewStatus: {type: string, nullable: true}
+        actualGrossWeightKg: {type: number, nullable: true}
+        actualVolumeCbm: {type: number, nullable: true}
+        chargeableWeightKg: {type: number, nullable: true}
+        completedAt: {type: string, format: date-time, nullable: true}
+    UnifiedPreloadSummary:
+      type: object
+      nullable: true
+      properties:
+        status: {type: string, nullable: true}
+        version: {type: integer, nullable: true}
+        itemCount: {type: integer, nullable: true}
+        updatedAt: {type: string, format: date-time, nullable: true}
+    UnifiedLoadingSummary:
+      type: object
+      nullable: true
+      properties:
+        status: {type: string, nullable: true}
+        loadingVersion: {type: integer, nullable: true, description: 当前为 pickingVersion 兼容别名}
+        pickingVersion: {type: integer, nullable: true}
+        expectedCount: {type: integer, nullable: true}
+        pickedCount: {type: integer, nullable: true}
+        evidenceCount: {type: integer, nullable: true}
+        sealNo: {type: string, nullable: true}
+        updatedAt: {type: string, format: date-time, nullable: true}
+    UnifiedDeliverySummary:
+      type: object
+      nullable: true
+      properties:
+        status: {type: string, nullable: true}
+        completedAt: {type: string, format: date-time, nullable: true}
+        trackingNo: {type: string, nullable: true}
+    UnifiedTransportSummary:
+      type: object
+      nullable: true
+      properties:
+        loadingStatus: {type: string, nullable: true}
+        containerNo: {type: string, nullable: true}
+        cabinetNo: {type: string, nullable: true}
+        vesselName: {type: string, nullable: true}
+        voyageNo: {type: string, nullable: true}
+        sailingAt: {type: string, format: date-time, nullable: true}
+        portArrivalAt: {type: string, format: date-time, nullable: true}
+    UnifiedOrderTimelineEvent:
+      type: object
+      properties:
+        source: {type: string}
+        eventType: {type: string}
+        mainStatus: {$ref: '#/components/schemas/UnifiedMainStatus'}
+        action: {type: string, nullable: true}
+        remark: {type: string, nullable: true}
+        operatorId: {type: integer, format: int64, nullable: true}
+        operatorName: {type: string, nullable: true}
+        occurredAt: {type: string, format: date-time, nullable: true}
     FulfillmentSplitQuantityLine:
       type: object
       required: [sourceDetailId, packageCount]
@@ -459,9 +611,10 @@ components:
       name: mainStatus
       in: query
       required: false
+      description: 历史值 WAIT_SPLIT 仍可作为兼容筛选传入，但响应 mainStatus 始终归并为 INBOUNDED
       schema:
         type: string
-        enum: [PENDING_REVIEW, WAIT_MEASURE, INBOUNDED, LOADING, LOADED, DELIVERED]
+        enum: [PENDING_REVIEW, WAIT_MEASURE, INBOUNDED, LOADING, LOADED, DELIVERED, WAIT_SPLIT]
     UnifiedInboundCode:
       {name: inboundCode, in: query, required: false, description: 客户提交后生成的入仓码，待审核订单同样可查询, schema: {type: string, maxLength: 40}}
     UnifiedInternalOrderStatus:
diff --git a/order/src/test/java/com/baiyue/order/controller/UnifiedOrderApiContractTest.java b/order/src/test/java/com/baiyue/order/controller/UnifiedOrderApiContractTest.java
index 686d47623..8f46d0e70 100644
--- a/order/src/test/java/com/baiyue/order/controller/UnifiedOrderApiContractTest.java
+++ b/order/src/test/java/com/baiyue/order/controller/UnifiedOrderApiContractTest.java
@@ -39,7 +39,24 @@ class UnifiedOrderApiContractTest {
         Map<String, Object> mainStatus = stringMap(parameters.get("UnifiedMainStatus"));
         Map<String, Object> schema = stringMap(mainStatus.get("schema"));
         assertThat(stringList(schema.get("enum"))).containsExactly(
+            "PENDING_REVIEW", "WAIT_MEASURE", "INBOUNDED", "LOADING", "LOADED", "DELIVERED", "WAIT_SPLIT");
+        assertThat(mainStatus.get("description").toString())
+            .contains("WAIT_SPLIT", "INBOUNDED");
+
+        Map<String, Object> schemas = stringMap(components.get("schemas"));
+        Map<String, Object> responseStatus = stringMap(schemas.get("UnifiedMainStatus"));
+        assertThat(stringList(responseStatus.get("enum"))).containsExactly(
             "PENDING_REVIEW", "WAIT_MEASURE", "INBOUNDED", "LOADING", "LOADED", "DELIVERED");
+        assertThat(responseStatus.get("description").toString()).contains("WAIT_SPLIT", "INBOUNDED");
+
+        Map<String, Object> row = stringMap(schemas.get("UnifiedOrderRow"));
+        assertThat(stringMap(row.get("properties"))).containsKeys(
+            "orderId", "mainStatus", "inboundId", "inboundVersion", "measurement", "preload",
+            "loading", "delivery", "transport", "customerRemark", "latestInternalNote");
+        assertThat(responseSchema(paths, "/api/platform/v1/orders", "get"))
+            .containsEntry("$ref", "#/components/schemas/UnifiedOrderPageEnvelope");
+        assertThat(responseSchema(paths, "/api/merchant/v1/orders/{orderId}", "get"))
+            .containsEntry("$ref", "#/components/schemas/UnifiedOrderDetailEnvelope");
     }
 
     @Test
@@ -61,4 +78,11 @@ class UnifiedOrderApiContractTest {
     private static List<String> stringList(Object value) {
         return (List<String>) value;
     }
+
+    private static Map<String, Object> responseSchema(Map<String, Object> paths, String path, String method) {
+        Map<String, Object> operation = stringMap(stringMap(paths.get(path)).get(method));
+        Map<String, Object> response = stringMap(stringMap(operation.get("responses")).get("200"));
+        Map<String, Object> content = stringMap(response.get("content"));
+        return stringMap(stringMap(content.get("application/json")).get("schema"));
+    }
 }