diff --git a/lastleg-service/src/main/java/com/baiyue/lastleg/inboundplan/service/InboundFbaAppointmentService.java b/lastleg-service/src/main/java/com/baiyue/lastleg/inboundplan/service/InboundFbaAppointmentService.java
index b3a63b038..fa694aaaf 100644
--- a/lastleg-service/src/main/java/com/baiyue/lastleg/inboundplan/service/InboundFbaAppointmentService.java
+++ b/lastleg-service/src/main/java/com/baiyue/lastleg/inboundplan/service/InboundFbaAppointmentService.java
@@ -36,7 +36,7 @@ public class InboundFbaAppointmentService {
         if(from==null || to==null || !to.isAfter(from) || ChronoUnit.DAYS.between(from,to)>42) throw bad("日历查询范围必须为1至42天");
         var query=new LambdaQueryWrapper<InboundFbaAppointment>()
             .notIn(InboundFbaAppointment::getAppointmentStatus,List.of("CANCELLED","FAILED"))
-            .apply("COALESCE(appointment_at,planned_at,planned_date)>={0} AND COALESCE(appointment_at,planned_at,planned_date)<{1}",from.atStartOfDay(),to.atStartOfDay())
+            .apply("COALESCE(appointment_at,planned_at,planned_date)<{1} AND (COALESCE(appointment_at,planned_at,planned_date)>={0} OR CASE WHEN appointment_at IS NOT NULL THEN appointment_end_at WHEN planned_at IS NOT NULL THEN planned_end_at ELSE NULL END>{0})",from.atStartOfDay(),to.atStartOfDay())
             .orderByAsc(InboundFbaAppointment::getId);
         return responses(appointmentMapper.selectList(query));
     }
diff --git a/lastleg-service/src/main/resources/openapi/fba-appointment-calendar-v1.yaml b/lastleg-service/src/main/resources/openapi/fba-appointment-calendar-v1.yaml
index cd04110cb..bce37a011 100644
--- a/lastleg-service/src/main/resources/openapi/fba-appointment-calendar-v1.yaml
+++ b/lastleg-service/src/main/resources/openapi/fba-appointment-calendar-v1.yaml
@@ -67,7 +67,7 @@ paths:
     get:
       operationId: fbaAppointmentCalendar
       summary: 按日期范围查询 FBA 预约
-      description: '权限：platform:appointment:list。按确认当地时间、计划时段或仅计划日期选取，排除取消/失败。仅有日期时不补造零点时段；无日期记录走未定时分页入口。固定批量查询预约及明细，不逐预约查详情。跨时区总览仍需按地点标注，不将当地值当成浏览器时区。'
+      description: '权限：platform:appointment:list。按确认当地时间、计划时段或仅计划日期选取，排除取消/失败。跨日时段只要与查询区间相交即返回，结束时间为不包含的边界；已有确认开始时间时只使用对应确认结束时间，不借用计划结束时间。仅有日期时不补造零点时段；无日期记录走未定时分页入口。固定批量查询预约及明细，不逐预约查详情。跨时区总览仍需按地点标注，不将当地值当成浏览器时区。'
       parameters:
         - name: from
           in: query
diff --git a/lastleg-service/src/test/java/com/baiyue/lastleg/inboundplan/service/FbaAppointmentPersistenceTest.java b/lastleg-service/src/test/java/com/baiyue/lastleg/inboundplan/service/FbaAppointmentPersistenceTest.java
index ef459088e..d07023399 100644
--- a/lastleg-service/src/test/java/com/baiyue/lastleg/inboundplan/service/FbaAppointmentPersistenceTest.java
+++ b/lastleg-service/src/test/java/com/baiyue/lastleg/inboundplan/service/FbaAppointmentPersistenceTest.java
@@ -25,6 +25,25 @@ import static org.mockito.ArgumentMatchers.*;
 import static org.mockito.Mockito.*;
 
 class FbaAppointmentPersistenceTest {
+    @Test void calendarIncludesOverlappingSlotsButNotAnExclusiveMidnightEnd() {
+        try(var context=new AnnotationConfigApplicationContext(Config.class)) {
+            var service=context.getBean(InboundFbaAppointmentService.class);
+            service.createFromSources("operator",request("overlap"));
+            var db=new JdbcTemplate(context.getBean(DataSource.class));
+            var day=java.time.LocalDate.of(2026,10,15);
+            db.update("UPDATE ll_inbound_fba_appointment SET planned_at='2026-10-14 23:00:00',planned_end_at='2026-10-15 01:00:00'");
+            assertEquals(1,service.calendar(day,day.plusDays(1)).size());
+            db.update("UPDATE ll_inbound_fba_appointment SET planned_end_at='2026-10-15 00:00:00'");
+            assertTrue(service.calendar(day,day.plusDays(1)).isEmpty());
+            db.update("UPDATE ll_inbound_fba_appointment SET appointment_at='2026-10-14 23:00:00',appointment_end_at='2026-10-15 01:00:00'");
+            assertEquals(1,service.calendar(day,day.plusDays(1)).size());
+            db.update("UPDATE ll_inbound_fba_appointment SET appointment_end_at=NULL,planned_end_at='2026-10-16 01:00:00'");
+            assertTrue(service.calendar(day,day.plusDays(1)).isEmpty());
+            db.update("UPDATE ll_inbound_fba_appointment SET appointment_at=NULL,planned_at=NULL,planned_end_at=NULL,planned_date='2026-10-15'");
+            assertEquals(1,service.calendar(day,day.plusDays(1)).size());
+            assertTrue(service.calendar(day.plusDays(1),day.plusDays(2)).isEmpty());
+        }
+    }
     interface OrderVersionProbe {
         @org.apache.ibatis.annotations.Select("SELECT version FROM ll_order WHERE id=#{id}")
         int version(long id);