diff --git a/src/main/java/org/springblade/modules/martial/service/impl/MiniAuthServiceImpl.java b/src/main/java/org/springblade/modules/martial/service/impl/MiniAuthServiceImpl.java
new file mode 100644
index 0000000..e2329b0
--- /dev/null
+++ b/src/main/java/org/springblade/modules/martial/service/impl/MiniAuthServiceImpl.java
@@ -0,0 +1,160 @@
+package org.springblade.modules.martial.service.impl;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springblade.core.redis.cache.BladeRedis;
+import org.springblade.core.tool.api.R;
+import org.springblade.core.tool.utils.Func;
+import org.springblade.modules.martial.pojo.dto.MiniLoginDTO;
+import org.springblade.modules.martial.pojo.entity.*;
+import org.springblade.modules.martial.pojo.vo.MiniLoginVO;
+import org.springblade.modules.martial.service.*;
+import org.springframework.stereotype.Service;
+
+import java.time.Duration;
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+
+@Slf4j
+@Service
+@RequiredArgsConstructor
+public class MiniAuthServiceImpl implements IMiniAuthService {
+
+    private final IMartialJudgeInviteService judgeInviteService;
+    private final IMartialJudgeService judgeService;
+    private final IMartialCompetitionService competitionService;
+    private final IMartialVenueService venueService;
+    private final IMartialProjectService projectService;
+    private final BladeRedis bladeRedis;
+
+    private static final String MINI_LOGIN_CACHE_PREFIX = "mini:login:";
+    private static final Duration LOGIN_CACHE_EXPIRE = Duration.ofDays(7);
+
+    @Override
+    public R<MiniLoginVO> login(MiniLoginDTO dto) {
+        LambdaQueryWrapper<MartialJudgeInvite> inviteQuery = new LambdaQueryWrapper<>();
+        inviteQuery.eq(MartialJudgeInvite::getInviteCode, dto.getInviteCode());
+        inviteQuery.eq(MartialJudgeInvite::getIsDeleted, 0);
+        MartialJudgeInvite invite = judgeInviteService.getOne(inviteQuery);
+
+        if (invite == null) {
+            return R.fail("邀请码不存在");
+        }
+
+        if (invite.getExpireTime() != null && invite.getExpireTime().isBefore(LocalDateTime.now())) {
+            return R.fail("邀请码已过期");
+        }
+
+        MartialCompetition competition = competitionService.getById(invite.getCompetitionId());
+        if (competition == null) {
+            return R.fail("比赛不存在");
+        }
+
+        if (!competition.getCompetitionCode().equals(dto.getMatchCode())) {
+            return R.fail("比赛编码不匹配");
+        }
+
+        MartialJudge judge = judgeService.getById(invite.getJudgeId());
+        if (judge == null) {
+            return R.fail("评委信息不存在");
+        }
+
+        String token = UUID.randomUUID().toString().replace("-", "");
+        invite.setAccessToken(token);
+        invite.setTokenExpireTime(LocalDateTime.now().plusDays(7));
+        invite.setIsUsed(1);
+        invite.setUseTime(LocalDateTime.now());
+        invite.setLoginIp(dto.getLoginIp());
+        invite.setDeviceInfo(dto.getDeviceInfo());
+        judgeInviteService.updateById(invite);
+
+        MartialVenue martialVenue = null;
+        if (invite.getVenueId() != null) {
+            martialVenue = venueService.getById(invite.getVenueId());
+        }
+
+        List<MiniLoginVO.ProjectInfo> projects = getProjectsForJudge(invite, competition.getId());
+
+        MiniLoginVO vo = buildLoginVO(token, competition, judge, martialVenue, projects, invite);
+
+        String cacheKey = MINI_LOGIN_CACHE_PREFIX + token;
+        bladeRedis.setEx(cacheKey, vo, LOGIN_CACHE_EXPIRE);
+
+        return R.data(vo);
+    }
+
+    @Override
+    public R<String> logout(String token) {
+        String cacheKey = MINI_LOGIN_CACHE_PREFIX + token;
+        bladeRedis.del(cacheKey);
+        return R.success("登出成功");
+    }
+
+    @Override
+    public R<Boolean> verifyToken(String token) {
+        String cacheKey = MINI_LOGIN_CACHE_PREFIX + token;
+        MiniLoginVO vo = bladeRedis.get(cacheKey);
+        return R.data(vo != null);
+    }
+
+    private List<MiniLoginVO.ProjectInfo> getProjectsForJudge(MartialJudgeInvite invite, Long competitionId) {
+        Integer refereeTypeVal = invite.getRefereeType();
+        String roleVal = invite.getRole();
+        boolean isGeneralJudge = (refereeTypeVal != null && refereeTypeVal == 3) 
+            || "general_judge".equals(roleVal) || "general".equals(roleVal);
+        
+        if (isGeneralJudge) {
+            return getAllProjectsByCompetition(competitionId);
+        } else if (Func.isNotEmpty(invite.getProjects())) {
+            return parseProjects(invite.getProjects());
+        } else if (invite.getVenueId() != null) {
+            return getProjectsByVenue(invite.getVenueId());
+        }
+        return new ArrayList<>();
+    }
+
+    private MiniLoginVO buildLoginVO(String token, MartialCompetition competition, 
+                                      MartialJudge judge, MartialVenue venue, 
+                                      List<MiniLoginVO.ProjectInfo> projects,
+                                      MartialJudgeInvite invite) {
+        MiniLoginVO vo = new MiniLoginVO();
+        vo.setToken(token);
+        
+        String role = invite.getRole();
+        Integer refereeType = invite.getRefereeType();
+        if ("general_judge".equals(role) || "general".equals(role) || (refereeType != null && refereeType == 3)) {
+            vo.setUserRole("general");
+        } else if ("chief_judge".equals(role) || (refereeType != null && refereeType == 1)) {
+            vo.setUserRole("admin");
+        } else {
+            vo.setUserRole("pub");
+        }
+        
+        vo.setMatchId(competition.getId());
+        vo.setMatchName(competition.getCompetitionName());
+        vo.setMatchTime(competition.getCompetitionStartTime() != null ?
+            competition.getCompetitionStartTime().toString() : "");
+        vo.setJudgeId(judge.getId());
+        vo.setJudgeName(judge.getName());
+        vo.setVenueId(venue != null ? venue.getId() : null);
+        vo.setVenueName(venue != null ? venue.getVenueName() : null);
+        vo.setProjects(projects);
+        
+        return vo;
+    }
+
+    private List<MiniLoginVO.ProjectInfo> getAllProjectsByCompetition(Long competitionId) {
+        return new ArrayList<>();
+    }
+
+    private List<MiniLoginVO.ProjectInfo> parseProjects(String projectsJson) {
+        return new ArrayList<>();
+    }
+
+    private List<MiniLoginVO.ProjectInfo> getProjectsByVenue(Long venueId) {
+        return new ArrayList<>();
+    }
+}