diff --git a/app/Http/Controllers/UserController.php b/app/Http/Controllers/UserController.php
index c46e3d5..e89d57d 100644
--- a/app/Http/Controllers/UserController.php
+++ b/app/Http/Controllers/UserController.php
@@ -161,14 +161,8 @@ class UserController extends Controller
                 'expires_at' => $signIdentity->expires_at?->toIso8601String(),
             ] : null,
         ];
-        // 名片展示前先静默补算一次，避免进度已达标但解锁记录尚未落库。
-        $this->achievementService->scanUser($targetUser);
-        $achievementDisplay = $this->achievementService->displayForUser($targetUser);
-        $data['achievements'] = [
-            'unlocked_count' => $achievementDisplay['unlocked_count'],
-            'total_count' => $achievementDisplay['total_count'],
-            'recent' => $this->achievementService->recentUnlockedForUser($targetUser, 5)->values()->all(),
-        ];
+        // 名片弹窗只读取已缓存的成就摘要，避免双击用户时同步扫描全量日志造成卡顿。
+        $data['achievements'] = $this->achievementService->profileSummaryForUser($targetUser);
 
         // 管理员网络信息仅对站长或拥有「封IP」职务权限的操作者展示。
         $canViewNetworkInfo = $operator
diff --git a/app/Services/AchievementService.php b/app/Services/AchievementService.php
index 5465bdc..2cab196 100644
--- a/app/Services/AchievementService.php
+++ b/app/Services/AchievementService.php
@@ -194,6 +194,23 @@ class AchievementService
             });
     }
 
+    /**
+     * 读取用户资料卡使用的成就摘要。
+     *
+     * @return array{unlocked_count: int, total_count: int, recent: array<int, array<string, mixed>>}
+     */
+    public function profileSummaryForUser(User $user): array
+    {
+        return [
+            'unlocked_count' => (int) UserAchievement::query()
+                ->where('user_id', $user->id)
+                ->whereNotNull('achieved_at')
+                ->count(),
+            'total_count' => count(AchievementCatalog::definitions()),
+            'recent' => $this->recentUnlockedForUser($user, 5)->values()->all(),
+        ];
+    }
+
     /**
      * 聚合单个用户所有成就进度。
      *
diff --git a/tests/Feature/UserControllerTest.php b/tests/Feature/UserControllerTest.php
index 15ca701..3815f16 100644
--- a/tests/Feature/UserControllerTest.php
+++ b/tests/Feature/UserControllerTest.php
@@ -13,6 +13,7 @@ use App\Models\Position;
 use App\Models\Room;
 use App\Models\Sysparam;
 use App\Models\User;
+use App\Models\UserAchievement;
 use App\Models\UserCurrencyLog;
 use App\Models\UserPosition;
 use App\Services\ChatUserPresenceService;
@@ -65,6 +66,31 @@ class UserControllerTest extends TestCase
             ->assertJsonPath('data.user_level', 10);
     }
 
+    /**
+     * 测试用户资料卡只读取已缓存的成就摘要，避免打开名片时触发全量扫描。
+     */
+    public function test_user_profile_uses_cached_achievement_summary(): void
+    {
+        $viewer = User::factory()->create();
+        $target = User::factory()->create([
+            'username' => 'achievement-target',
+        ]);
+
+        UserAchievement::factory()->create([
+            'user_id' => $target->id,
+            'achievement_key' => 'chat_first_message',
+            'progress_value' => 1,
+            'achieved_at' => now(),
+        ]);
+
+        $response = $this->actingAs($viewer)->getJson("/user/{$target->username}");
+
+        $response->assertOk()
+            ->assertJsonPath('data.achievements.unlocked_count', 1)
+            ->assertJsonPath('data.achievements.recent.0.key', 'chat_first_message')
+            ->assertJsonMissingPath('data.achievements.achievements');
+    }
+
     /**
      * 测试普通用户查看别人名片时银行存款默认显示星号。
      */