diff --git a/YD_Event.Application/Event/Dtos/UserCompetitionDtos.cs b/YD_Event.Application/Event/Dtos/UserCompetitionDtos.cs
index 066ec06..c36303d 100644
--- a/YD_Event.Application/Event/Dtos/UserCompetitionDtos.cs
+++ b/YD_Event.Application/Event/Dtos/UserCompetitionDtos.cs
@@ -1119,6 +1119,11 @@ public class MemberValidateInput
     [Required]
     public long MemberId { get; set; }
 
+    /// <summary>
+    /// 当前组内已选队员ID列表（用于年龄跨组等整组校验，兼容旧接口可不传）
+    /// </summary>
+    public List<long>? MemberIds { get; set; }
+
     /// <summary>
     /// 组别ID
     /// </summary>
diff --git a/YD_Event.Application/Event/UserEventRecordService.cs b/YD_Event.Application/Event/UserEventRecordService.cs
index 76ff3d2..8a1a289 100644
--- a/YD_Event.Application/Event/UserEventRecordService.cs
+++ b/YD_Event.Application/Event/UserEventRecordService.cs
@@ -889,15 +889,24 @@ public class UserEventRecordService : IDynamicApiController, ITransient
             Message = "验证通过"
         };
 
-        // 添加调试：查看接收的ID
-        var memberId = input.MemberId;
-        var member = await _userRepository.GetByIdAsync(memberId);
+        var validationMemberIds = input.MemberIds?
+            .Where(id => id > 0)
+            .Distinct()
+            .ToList() ?? new List<long>();
+
+        if (!validationMemberIds.Contains(input.MemberId))
+        {
+            validationMemberIds.Add(input.MemberId);
+        }
+
+        var members = await _userRepository.GetListAsync(x => validationMemberIds.Contains(x.Id));
+        var member = members.FirstOrDefault(x => x.Id == input.MemberId);
         
         // 添加调试：如果找不到，尝试不删除标记查询
         if (member == null)
         {
             var memberWithoutDelete = await _db.Queryable<YD_Event.Core.Entities.AppUser>()
-                .FirstAsync(m => m.Id == memberId);
+                .FirstAsync(m => m.Id == input.MemberId);
 
             if (memberWithoutDelete != null)
             {
@@ -928,19 +937,7 @@ public class UserEventRecordService : IDynamicApiController, ITransient
             var baseProject = eventProject != null ? await _projectRepository.GetByIdAsync(eventProject.ProjectId) : null;
             var isTeamProject = baseProject?.IsTeamProject() ?? false;
 
-            // 创建单个队员的验证输入
-            var persons = new List<UnifiedPersonInput>
-            {
-                new UnifiedPersonInput
-                {
-                    UserId = member.Id,
-                    Name = member.Name ?? "",
-                    IdCardNumber = member.IdCardNumber ?? "",
-                    Gender = member.Gender,
-                    Mobile = member.Mobile,
-                    BirthDate = member.BirthDate.Value
-                }
-            };
+            var persons = BuildValidationPersons(members, input.MemberId);
 
             // 使用统一的验证方法进行验证
             var validationResult = _unifiedRegistrationService.ValidatePersonQualifications(persons, eventProjectGroup, isTeamProject);
@@ -951,7 +948,10 @@ public class UserEventRecordService : IDynamicApiController, ITransient
                 result.Message = validationResult.ErrorMessage ?? "验证失败";
                 
                 // 根据验证详情设置具体的验证状态
-                var ageDetail = validationResult.Details?.FirstOrDefault(d => d.ItemName == "年龄验证" || d.ItemName == "年龄跨组验证");
+                var ageDetail = validationResult.Details?.FirstOrDefault(d =>
+                    d.ItemName == "年龄验证" ||
+                    d.ItemName == "年龄跨组" ||
+                    d.ItemName.StartsWith("年龄跨组验证"));
                 var genderDetail = validationResult.Details?.FirstOrDefault(d => d.ItemName == "性别验证");
                 
                 if (ageDetail != null && !ageDetail.IsPassed)
@@ -969,6 +969,23 @@ public class UserEventRecordService : IDynamicApiController, ITransient
         return result;
     }
 
+    private static List<UnifiedPersonInput> BuildValidationPersons(List<YD_Event.Core.Entities.AppUser> members, long currentMemberId)
+    {
+        var orderedMembers = members
+            .OrderByDescending(x => x.Id == currentMemberId)
+            .ToList();
+
+        return orderedMembers.Select(m => new UnifiedPersonInput
+        {
+            UserId = m.Id,
+            Name = m.Name ?? "",
+            IdCardNumber = m.IdCardNumber ?? "",
+            Gender = m.Gender,
+            Mobile = m.Mobile,
+            BirthDate = m.BirthDate ?? DateTime.MinValue
+        }).ToList();
+    }
+
     /// <summary>
     /// 检查报名限制
     /// </summary>
diff --git a/YD_Event.Application/Event/UserEventRegistrationService.cs b/YD_Event.Application/Event/UserEventRegistrationService.cs
index 3237e5c..68ccb08 100644
--- a/YD_Event.Application/Event/UserEventRegistrationService.cs
+++ b/YD_Event.Application/Event/UserEventRegistrationService.cs
@@ -1065,7 +1065,18 @@ public class UserEventRegistrationService : IDynamicApiController, ITransient
             Message = "验证通过"
         };
 
-        var member = await _userRepository.GetByIdAsync(input.MemberId);
+        var validationMemberIds = input.MemberIds?
+            .Where(id => id > 0)
+            .Distinct()
+            .ToList() ?? new List<long>();
+
+        if (!validationMemberIds.Contains(input.MemberId))
+        {
+            validationMemberIds.Add(input.MemberId);
+        }
+
+        var members = await _userRepository.GetListAsync(x => validationMemberIds.Contains(x.Id));
+        var member = members.FirstOrDefault(x => x.Id == input.MemberId);
         if (member == null)
         {
             result.IsValid = false;
@@ -1089,19 +1100,7 @@ public class UserEventRegistrationService : IDynamicApiController, ITransient
             var baseProject = eventProject != null ? await _projectRepository.GetByIdAsync(eventProject.ProjectId) : null;
             var isTeamProject = baseProject?.IsTeamProject() ?? false;
 
-            // 创建单个队员的验证输入
-            var persons = new List<UnifiedPersonInput>
-            {
-                new UnifiedPersonInput
-                {
-                    UserId = member.Id,
-                    Name = member.Name ?? "",
-                    IdCardNumber = member.IdCardNumber ?? "",
-                    Gender = member.Gender,
-                    Mobile = member.Mobile,
-                    BirthDate = member.BirthDate.Value
-                }
-            };
+            var persons = BuildValidationPersons(members, input.MemberId);
 
             // 使用统一的验证方法进行验证
             var validationResult = _unifiedRegistrationService.ValidatePersonQualifications(persons, eventProjectGroup, isTeamProject);
@@ -1112,7 +1111,10 @@ public class UserEventRegistrationService : IDynamicApiController, ITransient
                 result.Message = validationResult.ErrorMessage ?? "验证失败";
                 
                 // 根据验证详情设置具体的验证状态
-                var ageDetail = validationResult.Details?.FirstOrDefault(d => d.ItemName == "年龄验证" || d.ItemName == "年龄跨组验证");
+                var ageDetail = validationResult.Details?.FirstOrDefault(d =>
+                    d.ItemName == "年龄验证" ||
+                    d.ItemName == "年龄跨组" ||
+                    d.ItemName.StartsWith("年龄跨组验证"));
                 var genderDetail = validationResult.Details?.FirstOrDefault(d => d.ItemName == "性别验证");
                 
                 if (ageDetail != null && !ageDetail.IsPassed)
@@ -1130,6 +1132,23 @@ public class UserEventRegistrationService : IDynamicApiController, ITransient
         return result;
     }
 
+    private static List<UnifiedPersonInput> BuildValidationPersons(List<YD_Event.Core.Entities.AppUser> members, long currentMemberId)
+    {
+        var orderedMembers = members
+            .OrderByDescending(x => x.Id == currentMemberId)
+            .ToList();
+
+        return orderedMembers.Select(m => new UnifiedPersonInput
+        {
+            UserId = m.Id,
+            Name = m.Name ?? "",
+            IdCardNumber = m.IdCardNumber ?? "",
+            Gender = m.Gender,
+            Mobile = m.Mobile,
+            BirthDate = m.BirthDate ?? DateTime.MinValue
+        }).ToList();
+    }
+
     /// <summary>
     /// 检查报名限制
     /// </summary>