diff --git a/internal/web/service/client_bulk.go b/internal/web/service/client_bulk.go
index 9ee341ed4..7db659123 100644
--- a/internal/web/service/client_bulk.go
+++ b/internal/web/service/client_bulk.go
@@ -834,6 +834,9 @@ func (s *ClientService) BulkDelete(inboundSvc *InboundService, emails []string,
 		// Serialize the row cleanup against the traffic poll to avoid the
 		// cross-transaction lock-order deadlock on client_traffics/inbounds.
 		if err := runSerializedTx(func(tx *gorm.DB) error {
+			if e := adjustGroupBaselinesForRemovedTraffic(tx, successEmails); e != nil {
+				return e
+			}
 			for _, batch := range chunkInts(successIds, sqlInChunk) {
 				if e := tx.Where("client_id IN ?", batch).Delete(&model.ClientInbound{}).Error; e != nil {
 					return e
diff --git a/internal/web/service/client_crud.go b/internal/web/service/client_crud.go
index 08565ddac..1171cfa4a 100644
--- a/internal/web/service/client_crud.go
+++ b/internal/web/service/client_crud.go
@@ -466,24 +466,31 @@ func (s *ClientService) Delete(inboundSvc *InboundService, id int, keepTraffic b
 	}
 
 	db := database.GetDB()
-	if err := db.Where("client_id = ?", id).Delete(&model.ClientInbound{}).Error; err != nil {
-		return needRestart, err
-	}
-	if err := db.Where("client_id = ?", id).Delete(&model.ClientExternalLink{}).Error; err != nil {
-		return needRestart, err
-	}
-	if !keepTraffic && existing.Email != "" {
-		if err := db.Where("email = ?", existing.Email).Delete(&xray.ClientTraffic{}).Error; err != nil {
-			return needRestart, err
+	if err := db.Transaction(func(tx *gorm.DB) error {
+		if existing.Email != "" {
+			if err := adjustGroupBaselinesForRemovedTraffic(tx, []string{existing.Email}); err != nil {
+				return err
+			}
 		}
-		if err := clearGlobalTraffic(db, existing.Email); err != nil {
-			return needRestart, err
+		if err := tx.Where("client_id = ?", id).Delete(&model.ClientInbound{}).Error; err != nil {
+			return err
 		}
-		if err := db.Where("client_email = ?", existing.Email).Delete(&model.InboundClientIps{}).Error; err != nil {
-			return needRestart, err
+		if err := tx.Where("client_id = ?", id).Delete(&model.ClientExternalLink{}).Error; err != nil {
+			return err
 		}
-	}
-	if err := db.Delete(&model.ClientRecord{}, id).Error; err != nil {
+		if !keepTraffic && existing.Email != "" {
+			if err := tx.Where("email = ?", existing.Email).Delete(&xray.ClientTraffic{}).Error; err != nil {
+				return err
+			}
+			if err := clearGlobalTraffic(tx, existing.Email); err != nil {
+				return err
+			}
+			if err := tx.Where("client_email = ?", existing.Email).Delete(&model.InboundClientIps{}).Error; err != nil {
+				return err
+			}
+		}
+		return tx.Delete(&model.ClientRecord{}, id).Error
+	}); err != nil {
 		return needRestart, err
 	}
 	return needRestart, nil
diff --git a/internal/web/service/client_group_reset_test.go b/internal/web/service/client_group_reset_test.go
index c91c9e493..4b7bb08d2 100644
--- a/internal/web/service/client_group_reset_test.go
+++ b/internal/web/service/client_group_reset_test.go
@@ -125,3 +125,105 @@ func TestResetGroupTraffic_EmptyNameRejected(t *testing.T) {
 		t.Fatal("ResetGroupTraffic(blank) = nil, want error")
 	}
 }
+
+func TestGroupTotalsSurviveSingleClientReset(t *testing.T) {
+	initTrafficTestDB(t)
+	csvc := &ClientService{}
+	isvc := &InboundService{}
+
+	seedGroupedClient(t, "erin", "gold", 100, 200)
+	seedGroupedClient(t, "frank", "gold", 40, 60)
+
+	if err := isvc.ResetClientTrafficByEmail("erin"); err != nil {
+		t.Fatalf("ResetClientTrafficByEmail: %v", err)
+	}
+
+	g := groupByName(t, csvc, "gold")
+	if g.Up != 140 || g.Down != 260 || g.TrafficUsed != 400 {
+		t.Fatalf("group totals changed by client reset: got %+v, want up=140 down=260 used=400", g)
+	}
+
+	var erin xray.ClientTraffic
+	if err := database.GetDB().Where("email = ?", "erin").First(&erin).Error; err != nil {
+		t.Fatalf("load erin traffic: %v", err)
+	}
+	if erin.Up != 0 || erin.Down != 0 {
+		t.Fatalf("client traffic not reset: up=%d down=%d", erin.Up, erin.Down)
+	}
+}
+
+func TestGroupTotalsSurviveBulkClientReset(t *testing.T) {
+	initTrafficTestDB(t)
+	csvc := &ClientService{}
+	isvc := &InboundService{}
+
+	seedGroupedClient(t, "gina", "silver", 10, 20)
+	seedGroupedClient(t, "hank", "silver", 30, 40)
+
+	affected, err := csvc.BulkResetTraffic(isvc, []string{"gina", "hank"})
+	if err != nil {
+		t.Fatalf("BulkResetTraffic: %v", err)
+	}
+	if affected != 2 {
+		t.Fatalf("BulkResetTraffic affected = %d, want 2", affected)
+	}
+
+	g := groupByName(t, csvc, "silver")
+	if g.Up != 40 || g.Down != 60 || g.TrafficUsed != 100 {
+		t.Fatalf("group totals changed by bulk reset: got %+v, want up=40 down=60 used=100", g)
+	}
+}
+
+func TestGroupTotalsSurviveClientDelete(t *testing.T) {
+	initTrafficTestDB(t)
+	csvc := &ClientService{}
+	isvc := &InboundService{}
+
+	seedGroupedClient(t, "iris", "bronze", 70, 30)
+	seedGroupedClient(t, "jack", "bronze", 5, 5)
+
+	var rec model.ClientRecord
+	if err := database.GetDB().Where("email = ?", "iris").First(&rec).Error; err != nil {
+		t.Fatalf("load iris record: %v", err)
+	}
+	if _, err := csvc.Delete(isvc, rec.Id, false); err != nil {
+		t.Fatalf("Delete: %v", err)
+	}
+
+	g := groupByName(t, csvc, "bronze")
+	if g.Up != 75 || g.Down != 35 || g.TrafficUsed != 110 {
+		t.Fatalf("group totals changed by client delete: got %+v, want up=75 down=35 used=110", g)
+	}
+	if g.ClientCount != 1 {
+		t.Fatalf("client count = %d, want 1", g.ClientCount)
+	}
+
+	var trafficRows int64
+	if err := database.GetDB().Model(&xray.ClientTraffic{}).Where("email = ?", "iris").Count(&trafficRows).Error; err != nil {
+		t.Fatalf("count iris traffic rows: %v", err)
+	}
+	if trafficRows != 0 {
+		t.Fatalf("iris traffic row survived delete")
+	}
+}
+
+func TestGroupResetStillZeroesAfterBaselineAdjustments(t *testing.T) {
+	initTrafficTestDB(t)
+	csvc := &ClientService{}
+	isvc := &InboundService{}
+
+	seedGroupedClient(t, "kate", "iron", 100, 100)
+	if err := isvc.ResetClientTrafficByEmail("kate"); err != nil {
+		t.Fatalf("ResetClientTrafficByEmail: %v", err)
+	}
+	if g := groupByName(t, csvc, "iron"); g.TrafficUsed != 200 {
+		t.Fatalf("pre group-reset: got %+v, want used=200", g)
+	}
+
+	if err := csvc.ResetGroupTraffic("iron"); err != nil {
+		t.Fatalf("ResetGroupTraffic: %v", err)
+	}
+	if g := groupByName(t, csvc, "iron"); g.Up != 0 || g.Down != 0 || g.TrafficUsed != 0 {
+		t.Fatalf("group reset did not zero adjusted baselines: got %+v", g)
+	}
+}
diff --git a/internal/web/service/client_groups.go b/internal/web/service/client_groups.go
index 63b396945..72c78a845 100644
--- a/internal/web/service/client_groups.go
+++ b/internal/web/service/client_groups.go
@@ -8,6 +8,8 @@ import (
 	"github.com/mhsanaei/3x-ui/v3/internal/database"
 	"github.com/mhsanaei/3x-ui/v3/internal/database/model"
 	"github.com/mhsanaei/3x-ui/v3/internal/util/common"
+
+	"gorm.io/gorm"
 )
 
 type GroupSummary struct {
@@ -69,6 +71,57 @@ func (s *ClientService) ListGroups() ([]GroupSummary, error) {
 	return out, nil
 }
 
+// adjustGroupBaselinesForRemovedTraffic shifts group baselines down by the clients'
+// current counters so ListGroups totals survive a traffic reset or client delete (#5675).
+func adjustGroupBaselinesForRemovedTraffic(tx *gorm.DB, emails []string) error {
+	if len(emails) == 0 {
+		return nil
+	}
+	type groupDelta struct {
+		Name string
+		Up   int64
+		Down int64
+	}
+	totals := make(map[string]*groupDelta)
+	for _, batch := range chunkStrings(emails, sqlInChunk) {
+		var part []groupDelta
+		if err := tx.Table("clients AS c").
+			Select("c.group_name AS name, COALESCE(SUM(ct.up), 0) AS up, COALESCE(SUM(ct.down), 0) AS down").
+			Joins("JOIN client_traffics ct ON ct.email = c.email").
+			Where("c.group_name <> '' AND c.email IN ?", batch).
+			Group("c.group_name").
+			Scan(&part).Error; err != nil {
+			return err
+		}
+		for i := range part {
+			if agg, ok := totals[part[i].Name]; ok {
+				agg.Up += part[i].Up
+				agg.Down += part[i].Down
+			} else {
+				totals[part[i].Name] = &part[i]
+			}
+		}
+	}
+	for name, d := range totals {
+		if d.Up == 0 && d.Down == 0 {
+			continue
+		}
+		res := tx.Model(&model.ClientGroup{}).Where("name = ?", name).Updates(map[string]any{
+			"reset_up":   gorm.Expr("reset_up - ?", d.Up),
+			"reset_down": gorm.Expr("reset_down - ?", d.Down),
+		})
+		if res.Error != nil {
+			return res.Error
+		}
+		if res.RowsAffected == 0 {
+			if err := tx.Create(&model.ClientGroup{Name: name, ResetUp: -d.Up, ResetDown: -d.Down}).Error; err != nil {
+				return err
+			}
+		}
+	}
+	return nil
+}
+
 func (s *ClientService) EmailsByGroup(name string) ([]string, error) {
 	name = strings.TrimSpace(name)
 	if name == "" {
diff --git a/internal/web/service/client_portable.go b/internal/web/service/client_portable.go
index 192c204fe..4c35e86e3 100644
--- a/internal/web/service/client_portable.go
+++ b/internal/web/service/client_portable.go
@@ -187,6 +187,9 @@ func (s *ClientService) DeleteOrphans() (int, error) {
 	tombstoneClientEmails(emails)
 
 	if err := runSerializedTx(func(tx *gorm.DB) error {
+		if e := adjustGroupBaselinesForRemovedTraffic(tx, emails); e != nil {
+			return e
+		}
 		for _, batch := range chunkInts(ids, sqlInChunk) {
 			if e := tx.Where("client_id IN ?", batch).Delete(&model.ClientInbound{}).Error; e != nil {
 				return e
diff --git a/internal/web/service/client_traffic.go b/internal/web/service/client_traffic.go
index 486a275fc..34304b928 100644
--- a/internal/web/service/client_traffic.go
+++ b/internal/web/service/client_traffic.go
@@ -92,6 +92,9 @@ func (s *ClientService) BulkResetTraffic(inboundSvc *InboundService, emails []st
 	err := submitTrafficWrite(func() error {
 		db := database.GetDB()
 		return db.Transaction(func(tx *gorm.DB) error {
+			if err := adjustGroupBaselinesForRemovedTraffic(tx, cleanEmails); err != nil {
+				return err
+			}
 			for _, batch := range chunkStrings(cleanEmails, sqlInChunk) {
 				res := tx.Model(xray.ClientTraffic{}).
 					Where("email IN ?", batch).
@@ -150,6 +153,10 @@ func (s *ClientService) resetAllClientTrafficsLocked(id int) error {
 			return nil
 		}
 
+		if err := adjustGroupBaselinesForRemovedTraffic(tx, resetEmails); err != nil {
+			return err
+		}
+
 		result := tx.Model(xray.ClientTraffic{}).
 			Where("email IN ?", resetEmails).
 			Updates(map[string]any{"enable": true, "up": 0, "down": 0})
diff --git a/internal/web/service/inbound_traffic.go b/internal/web/service/inbound_traffic.go
index faf73fd80..34d349e6a 100644
--- a/internal/web/service/inbound_traffic.go
+++ b/internal/web/service/inbound_traffic.go
@@ -474,6 +474,9 @@ func (s *InboundService) UpdateClientStat(tx *gorm.DB, email string, client *mod
 }
 
 func (s *InboundService) DelClientStat(tx *gorm.DB, email string) error {
+	if err := adjustGroupBaselinesForRemovedTraffic(tx, []string{email}); err != nil {
+		return err
+	}
 	if err := tx.Where("email = ?", email).Delete(xray.ClientTraffic{}).Error; err != nil {
 		return err
 	}
@@ -484,6 +487,9 @@ func (s *InboundService) DelClientStat(tx *gorm.DB, email string) error {
 }
 
 func (s *InboundService) delClientStatsByEmails(tx *gorm.DB, emails []string) error {
+	if err := adjustGroupBaselinesForRemovedTraffic(tx, emails); err != nil {
+		return err
+	}
 	const chunk = 400
 	for start := 0; start < len(emails); start += chunk {
 		end := min(start+chunk, len(emails))
@@ -503,16 +509,20 @@ func (s *InboundService) delClientStatsByEmails(tx *gorm.DB, emails []string) er
 
 func (s *InboundService) ResetClientTrafficByEmail(clientEmail string) error {
 	return submitTrafficWrite(func() error {
-		db := database.GetDB()
-		if err := clearGlobalTraffic(db, clientEmail); err != nil {
-			return err
-		}
-		if err := db.Model(xray.ClientTraffic{}).
-			Where("email = ?", clientEmail).
-			Updates(map[string]any{"enable": true, "up": 0, "down": 0}).Error; err != nil {
-			return err
-		}
-		return db.Where("email = ?", clientEmail).Delete(&model.NodeClientTraffic{}).Error
+		return database.GetDB().Transaction(func(tx *gorm.DB) error {
+			if err := adjustGroupBaselinesForRemovedTraffic(tx, []string{clientEmail}); err != nil {
+				return err
+			}
+			if err := clearGlobalTraffic(tx, clientEmail); err != nil {
+				return err
+			}
+			if err := tx.Model(xray.ClientTraffic{}).
+				Where("email = ?", clientEmail).
+				Updates(map[string]any{"enable": true, "up": 0, "down": 0}).Error; err != nil {
+				return err
+			}
+			return tx.Where("email = ?", clientEmail).Delete(&model.NodeClientTraffic{}).Error
+		})
 	})
 }
 
@@ -596,6 +606,9 @@ func (s *InboundService) resetClientTrafficLocked(id int, clientEmail string) (b
 		return false, err
 	}
 	if err := db.Transaction(func(tx *gorm.DB) error {
+		if err := adjustGroupBaselinesForRemovedTraffic(tx, []string{clientEmail}); err != nil {
+			return err
+		}
 		if err := tx.Save(traffic).Error; err != nil {
 			return err
 		}