diff --git a/backend/assetService b/backend/assetService
new file mode 100755
index 0000000..bd56e75
Binary files /dev/null and b/backend/assetService differ
diff --git a/backend/galleryService b/backend/galleryService
new file mode 100755
index 0000000..48720ab
Binary files /dev/null and b/backend/galleryService differ
diff --git a/backend/gateway/dto/gallery_converter.go b/backend/gateway/dto/gallery_converter.go
index 08c109d..f5c5c8b 100644
--- a/backend/gateway/dto/gallery_converter.go
+++ b/backend/gateway/dto/gallery_converter.go
@@ -171,6 +171,8 @@ func ConvertInspirationFlowData(pbData *pbGallery.InspirationFlowData) *GetInspi
 			CoverURL:      item.CoverUrl,
 			LikeCount:     item.LikeCount,
 			OwnerNickname: item.OwnerNickname,
+			Span:          item.Span,
+			MaterialType:  item.MaterialType,
 		})
 	}
 
diff --git a/backend/gateway/dto/gallery_dto.go b/backend/gateway/dto/gallery_dto.go
index 040df3c..1f414b6 100644
--- a/backend/gateway/dto/gallery_dto.go
+++ b/backend/gateway/dto/gallery_dto.go
@@ -96,10 +96,12 @@ type GetMyExhibitedAssetsResponseDTO struct {
 // InspirationFlowItemDTO 灵感瀑布藏品项
 type InspirationFlowItemDTO struct {
 	AssetID       int64  `json:"asset_id"`       // 资产ID
-	Name          string `json:"name"`            // 藏品名称
-	CoverURL      string `json:"cover_url"`       // 封面图URL
-	LikeCount     int32  `json:"like_count"`      // 点赞数
+	Name          string `json:"name"`           // 藏品名称
+	CoverURL      string `json:"cover_url"`     // 封面图URL
+	LikeCount     int32  `json:"like_count"`    // 点赞数
 	OwnerNickname string `json:"owner_nickname"` // 展出者昵称
+	Span          int32  `json:"span"`           // 卡片大小: 0-30→1, 31-100→2, 101-200→3, 200+→4
+	MaterialType  string `json:"material_type"` // 素材类型: hot(人气王者), potential(潜力之星), new(新鲜上架)
 }
 
 // GetInspirationFlowResponseDTO 获取灵感瀑布藏品列表响应
diff --git a/backend/github.com/topfans/backend/pkg/proto/gallery/gallery.triple.go b/backend/github.com/topfans/backend/pkg/proto/gallery/gallery.triple.go
deleted file mode 100644
index d3d77de..0000000
--- a/backend/github.com/topfans/backend/pkg/proto/gallery/gallery.triple.go
+++ /dev/null
@@ -1,284 +0,0 @@
-// Code generated by protoc-gen-triple. DO NOT EDIT.
-//
-// Source: gallery.proto
-package gallery
-
-import (
-	"context"
-)
-
-import (
-	"dubbo.apache.org/dubbo-go/v3"
-	"dubbo.apache.org/dubbo-go/v3/client"
-	"dubbo.apache.org/dubbo-go/v3/common"
-	"dubbo.apache.org/dubbo-go/v3/common/constant"
-	"dubbo.apache.org/dubbo-go/v3/protocol/triple/triple_protocol"
-	"dubbo.apache.org/dubbo-go/v3/server"
-)
-
-// This is a compile-time assertion to ensure that this generated file and the Triple package
-// are compatible. If you get a compiler error that this constant is not defined, this code was
-// generated with a version of Triple newer than the one compiled into your binary. You can fix the
-// problem by either regenerating this code with an older version of Triple or updating the Triple
-// version compiled into your binary.
-const _ = triple_protocol.IsAtLeastVersion0_1_0
-
-const (
-	// GalleryServiceName is the fully-qualified name of the GalleryService service.
-	GalleryServiceName = "topfans.gallery.GalleryService"
-)
-
-// These constants are the fully-qualified names of the RPCs defined in this package. They're
-// exposed at runtime as procedure and as the final two segments of the HTTP route.
-//
-// Note that these are different from the fully-qualified method names used by
-// google.golang.org/protobuf/reflect/protoreflect. To convert from these constants to
-// reflection-formatted method names, remove the leading slash and convert the remaining slash to a
-// period.
-const (
-	// GalleryServiceGetMyGalleryProcedure is the fully-qualified name of the GalleryService's GetMyGallery RPC.
-	GalleryServiceGetMyGalleryProcedure = "/topfans.gallery.GalleryService/GetMyGallery"
-	// GalleryServiceGetUserGalleryProcedure is the fully-qualified name of the GalleryService's GetUserGallery RPC.
-	GalleryServiceGetUserGalleryProcedure = "/topfans.gallery.GalleryService/GetUserGallery"
-	// GalleryServicePlaceAssetProcedure is the fully-qualified name of the GalleryService's PlaceAsset RPC.
-	GalleryServicePlaceAssetProcedure = "/topfans.gallery.GalleryService/PlaceAsset"
-	// GalleryServiceUnlockSlotProcedure is the fully-qualified name of the GalleryService's UnlockSlot RPC.
-	GalleryServiceUnlockSlotProcedure = "/topfans.gallery.GalleryService/UnlockSlot"
-	// GalleryServiceRemoveFromSlotProcedure is the fully-qualified name of the GalleryService's RemoveFromSlot RPC.
-	GalleryServiceRemoveFromSlotProcedure = "/topfans.gallery.GalleryService/RemoveFromSlot"
-	// GalleryServiceGetMyExhibitedAssetsProcedure is the fully-qualified name of the GalleryService's GetMyExhibitedAssets RPC.
-	GalleryServiceGetMyExhibitedAssetsProcedure = "/topfans.gallery.GalleryService/GetMyExhibitedAssets"
-	// GalleryServiceGetInspirationFlowProcedure is the fully-qualified name of the GalleryService's GetInspirationFlow RPC.
-	GalleryServiceGetInspirationFlowProcedure = "/topfans.gallery.GalleryService/GetInspirationFlow"
-)
-
-var (
-	_ GalleryService = (*GalleryServiceImpl)(nil)
-)
-
-// GalleryService is a client for the topfans.gallery.GalleryService service.
-type GalleryService interface {
-	GetMyGallery(ctx context.Context, req *GetMyGalleryRequest, opts ...client.CallOption) (*GetMyGalleryResponse, error)
-	GetUserGallery(ctx context.Context, req *GetUserGalleryRequest, opts ...client.CallOption) (*GetUserGalleryResponse, error)
-	PlaceAsset(ctx context.Context, req *PlaceAssetRequest, opts ...client.CallOption) (*PlaceAssetResponse, error)
-	UnlockSlot(ctx context.Context, req *UnlockSlotRequest, opts ...client.CallOption) (*UnlockSlotResponse, error)
-	RemoveFromSlot(ctx context.Context, req *RemoveFromSlotRequest, opts ...client.CallOption) (*RemoveFromSlotResponse, error)
-	GetMyExhibitedAssets(ctx context.Context, req *GetMyExhibitedAssetsRequest, opts ...client.CallOption) (*GetMyExhibitedAssetsResponse, error)
-	GetInspirationFlow(ctx context.Context, req *GetInspirationFlowRequest, opts ...client.CallOption) (*GetInspirationFlowResponse, error)
-}
-
-// NewGalleryService constructs a client for the gallery.GalleryService service.
-func NewGalleryService(cli *client.Client, opts ...client.ReferenceOption) (GalleryService, error) {
-	conn, err := cli.DialWithInfo("topfans.gallery.GalleryService", &GalleryService_ClientInfo, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return &GalleryServiceImpl{
-		conn: conn,
-	}, nil
-}
-
-func SetConsumerGalleryService(srv common.RPCService) {
-	dubbo.SetConsumerServiceWithInfo(srv, &GalleryService_ClientInfo)
-}
-
-// GalleryServiceImpl implements GalleryService.
-type GalleryServiceImpl struct {
-	conn *client.Connection
-}
-
-func (c *GalleryServiceImpl) GetMyGallery(ctx context.Context, req *GetMyGalleryRequest, opts ...client.CallOption) (*GetMyGalleryResponse, error) {
-	resp := new(GetMyGalleryResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "GetMyGallery", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *GalleryServiceImpl) GetUserGallery(ctx context.Context, req *GetUserGalleryRequest, opts ...client.CallOption) (*GetUserGalleryResponse, error) {
-	resp := new(GetUserGalleryResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "GetUserGallery", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *GalleryServiceImpl) PlaceAsset(ctx context.Context, req *PlaceAssetRequest, opts ...client.CallOption) (*PlaceAssetResponse, error) {
-	resp := new(PlaceAssetResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "PlaceAsset", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *GalleryServiceImpl) UnlockSlot(ctx context.Context, req *UnlockSlotRequest, opts ...client.CallOption) (*UnlockSlotResponse, error) {
-	resp := new(UnlockSlotResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "UnlockSlot", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *GalleryServiceImpl) RemoveFromSlot(ctx context.Context, req *RemoveFromSlotRequest, opts ...client.CallOption) (*RemoveFromSlotResponse, error) {
-	resp := new(RemoveFromSlotResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "RemoveFromSlot", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *GalleryServiceImpl) GetMyExhibitedAssets(ctx context.Context, req *GetMyExhibitedAssetsRequest, opts ...client.CallOption) (*GetMyExhibitedAssetsResponse, error) {
-	resp := new(GetMyExhibitedAssetsResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "GetMyExhibitedAssets", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *GalleryServiceImpl) GetInspirationFlow(ctx context.Context, req *GetInspirationFlowRequest, opts ...client.CallOption) (*GetInspirationFlowResponse, error) {
-	resp := new(GetInspirationFlowResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "GetInspirationFlow", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-var GalleryService_ClientInfo = client.ClientInfo{
-	InterfaceName: "topfans.gallery.GalleryService",
-	MethodNames:   []string{"GetMyGallery", "GetUserGallery", "PlaceAsset", "UnlockSlot", "RemoveFromSlot", "GetMyExhibitedAssets", "GetInspirationFlow"},
-	ConnectionInjectFunc: func(dubboCliRaw interface{}, conn *client.Connection) {
-		dubboCli := dubboCliRaw.(*GalleryServiceImpl)
-		dubboCli.conn = conn
-	},
-}
-
-// GalleryServiceHandler is an implementation of the topfans.gallery.GalleryService service.
-type GalleryServiceHandler interface {
-	GetMyGallery(context.Context, *GetMyGalleryRequest) (*GetMyGalleryResponse, error)
-	GetUserGallery(context.Context, *GetUserGalleryRequest) (*GetUserGalleryResponse, error)
-	PlaceAsset(context.Context, *PlaceAssetRequest) (*PlaceAssetResponse, error)
-	UnlockSlot(context.Context, *UnlockSlotRequest) (*UnlockSlotResponse, error)
-	RemoveFromSlot(context.Context, *RemoveFromSlotRequest) (*RemoveFromSlotResponse, error)
-	GetMyExhibitedAssets(context.Context, *GetMyExhibitedAssetsRequest) (*GetMyExhibitedAssetsResponse, error)
-	GetInspirationFlow(context.Context, *GetInspirationFlowRequest) (*GetInspirationFlowResponse, error)
-}
-
-func RegisterGalleryServiceHandler(srv *server.Server, hdlr GalleryServiceHandler, opts ...server.ServiceOption) error {
-	return srv.Register(hdlr, &GalleryService_ServiceInfo, opts...)
-}
-
-func SetProviderGalleryService(srv common.RPCService) {
-	dubbo.SetProviderServiceWithInfo(srv, &GalleryService_ServiceInfo)
-}
-
-var GalleryService_ServiceInfo = server.ServiceInfo{
-	InterfaceName: "topfans.gallery.GalleryService",
-	ServiceType:   (*GalleryServiceHandler)(nil),
-	Methods: []server.MethodInfo{
-		{
-			Name: "GetMyGallery",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(GetMyGalleryRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*GetMyGalleryRequest)
-				res, err := handler.(GalleryServiceHandler).GetMyGallery(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "GetUserGallery",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(GetUserGalleryRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*GetUserGalleryRequest)
-				res, err := handler.(GalleryServiceHandler).GetUserGallery(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "PlaceAsset",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(PlaceAssetRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*PlaceAssetRequest)
-				res, err := handler.(GalleryServiceHandler).PlaceAsset(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "UnlockSlot",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(UnlockSlotRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*UnlockSlotRequest)
-				res, err := handler.(GalleryServiceHandler).UnlockSlot(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "RemoveFromSlot",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(RemoveFromSlotRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*RemoveFromSlotRequest)
-				res, err := handler.(GalleryServiceHandler).RemoveFromSlot(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "GetMyExhibitedAssets",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(GetMyExhibitedAssetsRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*GetMyExhibitedAssetsRequest)
-				res, err := handler.(GalleryServiceHandler).GetMyExhibitedAssets(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "GetInspirationFlow",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(GetInspirationFlowRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*GetInspirationFlowRequest)
-				res, err := handler.(GalleryServiceHandler).GetInspirationFlow(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-	},
-}
diff --git a/backend/github.com/topfans/backend/pkg/proto/social/social.triple.go b/backend/github.com/topfans/backend/pkg/proto/social/social.triple.go
deleted file mode 100644
index 3bbe0e5..0000000
--- a/backend/github.com/topfans/backend/pkg/proto/social/social.triple.go
+++ /dev/null
@@ -1,554 +0,0 @@
-// Code generated by protoc-gen-triple. DO NOT EDIT.
-//
-// Source: social.proto
-package social
-
-import (
-	"context"
-)
-
-import (
-	"dubbo.apache.org/dubbo-go/v3"
-	"dubbo.apache.org/dubbo-go/v3/client"
-	"dubbo.apache.org/dubbo-go/v3/common"
-	"dubbo.apache.org/dubbo-go/v3/common/constant"
-	"dubbo.apache.org/dubbo-go/v3/protocol/triple/triple_protocol"
-	"dubbo.apache.org/dubbo-go/v3/server"
-)
-
-// This is a compile-time assertion to ensure that this generated file and the Triple package
-// are compatible. If you get a compiler error that this constant is not defined, this code was
-// generated with a version of Triple newer than the one compiled into your binary. You can fix the
-// problem by either regenerating this code with an older version of Triple or updating the Triple
-// version compiled into your binary.
-const _ = triple_protocol.IsAtLeastVersion0_1_0
-
-const (
-	// SocialServiceName is the fully-qualified name of the SocialService service.
-	SocialServiceName = "topfans.social.SocialService"
-)
-
-// These constants are the fully-qualified names of the RPCs defined in this package. They're
-// exposed at runtime as procedure and as the final two segments of the HTTP route.
-//
-// Note that these are different from the fully-qualified method names used by
-// google.golang.org/protobuf/reflect/protoreflect. To convert from these constants to
-// reflection-formatted method names, remove the leading slash and convert the remaining slash to a
-// period.
-const (
-	// SocialServiceSendFriendRequestProcedure is the fully-qualified name of the SocialService's SendFriendRequest RPC.
-	SocialServiceSendFriendRequestProcedure = "/topfans.social.SocialService/SendFriendRequest"
-	// SocialServiceGetFriendRequestsProcedure is the fully-qualified name of the SocialService's GetFriendRequests RPC.
-	SocialServiceGetFriendRequestsProcedure = "/topfans.social.SocialService/GetFriendRequests"
-	// SocialServiceHandleFriendRequestProcedure is the fully-qualified name of the SocialService's HandleFriendRequest RPC.
-	SocialServiceHandleFriendRequestProcedure = "/topfans.social.SocialService/HandleFriendRequest"
-	// SocialServiceGetFriendListProcedure is the fully-qualified name of the SocialService's GetFriendList RPC.
-	SocialServiceGetFriendListProcedure = "/topfans.social.SocialService/GetFriendList"
-	// SocialServiceDeleteFriendProcedure is the fully-qualified name of the SocialService's DeleteFriend RPC.
-	SocialServiceDeleteFriendProcedure = "/topfans.social.SocialService/DeleteFriend"
-	// SocialServiceSetFriendRemarkProcedure is the fully-qualified name of the SocialService's SetFriendRemark RPC.
-	SocialServiceSetFriendRemarkProcedure = "/topfans.social.SocialService/SetFriendRemark"
-	// SocialServiceCheckFriendshipProcedure is the fully-qualified name of the SocialService's CheckFriendship RPC.
-	SocialServiceCheckFriendshipProcedure = "/topfans.social.SocialService/CheckFriendship"
-	// SocialServiceGetFriendCountProcedure is the fully-qualified name of the SocialService's GetFriendCount RPC.
-	SocialServiceGetFriendCountProcedure = "/topfans.social.SocialService/GetFriendCount"
-	// SocialServiceSearchUserForFriendProcedure is the fully-qualified name of the SocialService's SearchUserForFriend RPC.
-	SocialServiceSearchUserForFriendProcedure = "/topfans.social.SocialService/SearchUserForFriend"
-	// SocialServiceGetRandomUsersProcedure is the fully-qualified name of the SocialService's GetRandomUsers RPC.
-	SocialServiceGetRandomUsersProcedure = "/topfans.social.SocialService/GetRandomUsers"
-	// SocialServiceGetUsersPagedProcedure is the fully-qualified name of the SocialService's GetUsersPaged RPC.
-	SocialServiceGetUsersPagedProcedure = "/topfans.social.SocialService/GetUsersPaged"
-	// SocialServiceLikeAssetProcedure is the fully-qualified name of the SocialService's LikeAsset RPC.
-	SocialServiceLikeAssetProcedure = "/topfans.social.SocialService/LikeAsset"
-	// SocialServiceUnlikeAssetProcedure is the fully-qualified name of the SocialService's UnlikeAsset RPC.
-	SocialServiceUnlikeAssetProcedure = "/topfans.social.SocialService/UnlikeAsset"
-	// SocialServiceCheckAssetLikeProcedure is the fully-qualified name of the SocialService's CheckAssetLike RPC.
-	SocialServiceCheckAssetLikeProcedure = "/topfans.social.SocialService/CheckAssetLike"
-	// SocialServiceGetMyLikedAssetsProcedure is the fully-qualified name of the SocialService's GetMyLikedAssets RPC.
-	SocialServiceGetMyLikedAssetsProcedure = "/topfans.social.SocialService/GetMyLikedAssets"
-	// SocialServiceGetMyTodayLikedAssetsProcedure is the fully-qualified name of the SocialService's GetMyTodayLikedAssets RPC.
-	SocialServiceGetMyTodayLikedAssetsProcedure = "/topfans.social.SocialService/GetMyTodayLikedAssets"
-	// SocialServiceGetMyWeekLikedAssetsProcedure is the fully-qualified name of the SocialService's GetMyWeekLikedAssets RPC.
-	SocialServiceGetMyWeekLikedAssetsProcedure = "/topfans.social.SocialService/GetMyWeekLikedAssets"
-)
-
-var (
-	_ SocialService = (*SocialServiceImpl)(nil)
-)
-
-// SocialService is a client for the topfans.social.SocialService service.
-type SocialService interface {
-	SendFriendRequest(ctx context.Context, req *SendFriendRequestRequest, opts ...client.CallOption) (*SendFriendRequestResponse, error)
-	GetFriendRequests(ctx context.Context, req *GetFriendRequestsRequest, opts ...client.CallOption) (*GetFriendRequestsResponse, error)
-	HandleFriendRequest(ctx context.Context, req *HandleFriendRequestRequest, opts ...client.CallOption) (*HandleFriendRequestResponse, error)
-	GetFriendList(ctx context.Context, req *GetFriendListRequest, opts ...client.CallOption) (*GetFriendListResponse, error)
-	DeleteFriend(ctx context.Context, req *DeleteFriendRequest, opts ...client.CallOption) (*DeleteFriendResponse, error)
-	SetFriendRemark(ctx context.Context, req *SetFriendRemarkRequest, opts ...client.CallOption) (*SetFriendRemarkResponse, error)
-	CheckFriendship(ctx context.Context, req *CheckFriendshipRequest, opts ...client.CallOption) (*CheckFriendshipResponse, error)
-	GetFriendCount(ctx context.Context, req *GetFriendCountRequest, opts ...client.CallOption) (*GetFriendCountResponse, error)
-	SearchUserForFriend(ctx context.Context, req *SearchUserForFriendRequest, opts ...client.CallOption) (*SearchUserForFriendResponse, error)
-	GetRandomUsers(ctx context.Context, req *GetRandomUsersRequest, opts ...client.CallOption) (*GetRandomUsersResponse, error)
-	GetUsersPaged(ctx context.Context, req *GetUsersPagedRequest, opts ...client.CallOption) (*GetUsersPagedResponse, error)
-	LikeAsset(ctx context.Context, req *LikeAssetRequest, opts ...client.CallOption) (*LikeAssetResponse, error)
-	UnlikeAsset(ctx context.Context, req *UnlikeAssetRequest, opts ...client.CallOption) (*UnlikeAssetResponse, error)
-	CheckAssetLike(ctx context.Context, req *CheckAssetLikeRequest, opts ...client.CallOption) (*CheckAssetLikeResponse, error)
-	GetMyLikedAssets(ctx context.Context, req *GetMyLikedAssetsRequest, opts ...client.CallOption) (*GetMyLikedAssetsResponse, error)
-	GetMyTodayLikedAssets(ctx context.Context, req *GetMyTodayLikedAssetsRequest, opts ...client.CallOption) (*GetMyTodayLikedAssetsResponse, error)
-	GetMyWeekLikedAssets(ctx context.Context, req *GetMyWeekLikedAssetsRequest, opts ...client.CallOption) (*GetMyWeekLikedAssetsResponse, error)
-}
-
-// NewSocialService constructs a client for the social.SocialService service.
-func NewSocialService(cli *client.Client, opts ...client.ReferenceOption) (SocialService, error) {
-	conn, err := cli.DialWithInfo("topfans.social.SocialService", &SocialService_ClientInfo, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return &SocialServiceImpl{
-		conn: conn,
-	}, nil
-}
-
-func SetConsumerSocialService(srv common.RPCService) {
-	dubbo.SetConsumerServiceWithInfo(srv, &SocialService_ClientInfo)
-}
-
-// SocialServiceImpl implements SocialService.
-type SocialServiceImpl struct {
-	conn *client.Connection
-}
-
-func (c *SocialServiceImpl) SendFriendRequest(ctx context.Context, req *SendFriendRequestRequest, opts ...client.CallOption) (*SendFriendRequestResponse, error) {
-	resp := new(SendFriendRequestResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "SendFriendRequest", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) GetFriendRequests(ctx context.Context, req *GetFriendRequestsRequest, opts ...client.CallOption) (*GetFriendRequestsResponse, error) {
-	resp := new(GetFriendRequestsResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "GetFriendRequests", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) HandleFriendRequest(ctx context.Context, req *HandleFriendRequestRequest, opts ...client.CallOption) (*HandleFriendRequestResponse, error) {
-	resp := new(HandleFriendRequestResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "HandleFriendRequest", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) GetFriendList(ctx context.Context, req *GetFriendListRequest, opts ...client.CallOption) (*GetFriendListResponse, error) {
-	resp := new(GetFriendListResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "GetFriendList", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) DeleteFriend(ctx context.Context, req *DeleteFriendRequest, opts ...client.CallOption) (*DeleteFriendResponse, error) {
-	resp := new(DeleteFriendResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "DeleteFriend", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) SetFriendRemark(ctx context.Context, req *SetFriendRemarkRequest, opts ...client.CallOption) (*SetFriendRemarkResponse, error) {
-	resp := new(SetFriendRemarkResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "SetFriendRemark", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) CheckFriendship(ctx context.Context, req *CheckFriendshipRequest, opts ...client.CallOption) (*CheckFriendshipResponse, error) {
-	resp := new(CheckFriendshipResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "CheckFriendship", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) GetFriendCount(ctx context.Context, req *GetFriendCountRequest, opts ...client.CallOption) (*GetFriendCountResponse, error) {
-	resp := new(GetFriendCountResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "GetFriendCount", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) SearchUserForFriend(ctx context.Context, req *SearchUserForFriendRequest, opts ...client.CallOption) (*SearchUserForFriendResponse, error) {
-	resp := new(SearchUserForFriendResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "SearchUserForFriend", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) GetRandomUsers(ctx context.Context, req *GetRandomUsersRequest, opts ...client.CallOption) (*GetRandomUsersResponse, error) {
-	resp := new(GetRandomUsersResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "GetRandomUsers", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) GetUsersPaged(ctx context.Context, req *GetUsersPagedRequest, opts ...client.CallOption) (*GetUsersPagedResponse, error) {
-	resp := new(GetUsersPagedResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "GetUsersPaged", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) LikeAsset(ctx context.Context, req *LikeAssetRequest, opts ...client.CallOption) (*LikeAssetResponse, error) {
-	resp := new(LikeAssetResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "LikeAsset", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) UnlikeAsset(ctx context.Context, req *UnlikeAssetRequest, opts ...client.CallOption) (*UnlikeAssetResponse, error) {
-	resp := new(UnlikeAssetResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "UnlikeAsset", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) CheckAssetLike(ctx context.Context, req *CheckAssetLikeRequest, opts ...client.CallOption) (*CheckAssetLikeResponse, error) {
-	resp := new(CheckAssetLikeResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "CheckAssetLike", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) GetMyLikedAssets(ctx context.Context, req *GetMyLikedAssetsRequest, opts ...client.CallOption) (*GetMyLikedAssetsResponse, error) {
-	resp := new(GetMyLikedAssetsResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "GetMyLikedAssets", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) GetMyTodayLikedAssets(ctx context.Context, req *GetMyTodayLikedAssetsRequest, opts ...client.CallOption) (*GetMyTodayLikedAssetsResponse, error) {
-	resp := new(GetMyTodayLikedAssetsResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "GetMyTodayLikedAssets", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-func (c *SocialServiceImpl) GetMyWeekLikedAssets(ctx context.Context, req *GetMyWeekLikedAssetsRequest, opts ...client.CallOption) (*GetMyWeekLikedAssetsResponse, error) {
-	resp := new(GetMyWeekLikedAssetsResponse)
-	if err := c.conn.CallUnary(ctx, []interface{}{req}, resp, "GetMyWeekLikedAssets", opts...); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-var SocialService_ClientInfo = client.ClientInfo{
-	InterfaceName: "topfans.social.SocialService",
-	MethodNames:   []string{"SendFriendRequest", "GetFriendRequests", "HandleFriendRequest", "GetFriendList", "DeleteFriend", "SetFriendRemark", "CheckFriendship", "GetFriendCount", "SearchUserForFriend", "GetRandomUsers", "GetUsersPaged", "LikeAsset", "UnlikeAsset", "CheckAssetLike", "GetMyLikedAssets", "GetMyTodayLikedAssets", "GetMyWeekLikedAssets"},
-	ConnectionInjectFunc: func(dubboCliRaw interface{}, conn *client.Connection) {
-		dubboCli := dubboCliRaw.(*SocialServiceImpl)
-		dubboCli.conn = conn
-	},
-}
-
-// SocialServiceHandler is an implementation of the topfans.social.SocialService service.
-type SocialServiceHandler interface {
-	SendFriendRequest(context.Context, *SendFriendRequestRequest) (*SendFriendRequestResponse, error)
-	GetFriendRequests(context.Context, *GetFriendRequestsRequest) (*GetFriendRequestsResponse, error)
-	HandleFriendRequest(context.Context, *HandleFriendRequestRequest) (*HandleFriendRequestResponse, error)
-	GetFriendList(context.Context, *GetFriendListRequest) (*GetFriendListResponse, error)
-	DeleteFriend(context.Context, *DeleteFriendRequest) (*DeleteFriendResponse, error)
-	SetFriendRemark(context.Context, *SetFriendRemarkRequest) (*SetFriendRemarkResponse, error)
-	CheckFriendship(context.Context, *CheckFriendshipRequest) (*CheckFriendshipResponse, error)
-	GetFriendCount(context.Context, *GetFriendCountRequest) (*GetFriendCountResponse, error)
-	SearchUserForFriend(context.Context, *SearchUserForFriendRequest) (*SearchUserForFriendResponse, error)
-	GetRandomUsers(context.Context, *GetRandomUsersRequest) (*GetRandomUsersResponse, error)
-	GetUsersPaged(context.Context, *GetUsersPagedRequest) (*GetUsersPagedResponse, error)
-	LikeAsset(context.Context, *LikeAssetRequest) (*LikeAssetResponse, error)
-	UnlikeAsset(context.Context, *UnlikeAssetRequest) (*UnlikeAssetResponse, error)
-	CheckAssetLike(context.Context, *CheckAssetLikeRequest) (*CheckAssetLikeResponse, error)
-	GetMyLikedAssets(context.Context, *GetMyLikedAssetsRequest) (*GetMyLikedAssetsResponse, error)
-	GetMyTodayLikedAssets(context.Context, *GetMyTodayLikedAssetsRequest) (*GetMyTodayLikedAssetsResponse, error)
-	GetMyWeekLikedAssets(context.Context, *GetMyWeekLikedAssetsRequest) (*GetMyWeekLikedAssetsResponse, error)
-}
-
-func RegisterSocialServiceHandler(srv *server.Server, hdlr SocialServiceHandler, opts ...server.ServiceOption) error {
-	return srv.Register(hdlr, &SocialService_ServiceInfo, opts...)
-}
-
-func SetProviderSocialService(srv common.RPCService) {
-	dubbo.SetProviderServiceWithInfo(srv, &SocialService_ServiceInfo)
-}
-
-var SocialService_ServiceInfo = server.ServiceInfo{
-	InterfaceName: "topfans.social.SocialService",
-	ServiceType:   (*SocialServiceHandler)(nil),
-	Methods: []server.MethodInfo{
-		{
-			Name: "SendFriendRequest",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(SendFriendRequestRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*SendFriendRequestRequest)
-				res, err := handler.(SocialServiceHandler).SendFriendRequest(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "GetFriendRequests",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(GetFriendRequestsRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*GetFriendRequestsRequest)
-				res, err := handler.(SocialServiceHandler).GetFriendRequests(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "HandleFriendRequest",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(HandleFriendRequestRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*HandleFriendRequestRequest)
-				res, err := handler.(SocialServiceHandler).HandleFriendRequest(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "GetFriendList",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(GetFriendListRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*GetFriendListRequest)
-				res, err := handler.(SocialServiceHandler).GetFriendList(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "DeleteFriend",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(DeleteFriendRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*DeleteFriendRequest)
-				res, err := handler.(SocialServiceHandler).DeleteFriend(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "SetFriendRemark",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(SetFriendRemarkRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*SetFriendRemarkRequest)
-				res, err := handler.(SocialServiceHandler).SetFriendRemark(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "CheckFriendship",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(CheckFriendshipRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*CheckFriendshipRequest)
-				res, err := handler.(SocialServiceHandler).CheckFriendship(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "GetFriendCount",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(GetFriendCountRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*GetFriendCountRequest)
-				res, err := handler.(SocialServiceHandler).GetFriendCount(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "SearchUserForFriend",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(SearchUserForFriendRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*SearchUserForFriendRequest)
-				res, err := handler.(SocialServiceHandler).SearchUserForFriend(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "GetRandomUsers",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(GetRandomUsersRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*GetRandomUsersRequest)
-				res, err := handler.(SocialServiceHandler).GetRandomUsers(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "GetUsersPaged",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(GetUsersPagedRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*GetUsersPagedRequest)
-				res, err := handler.(SocialServiceHandler).GetUsersPaged(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "LikeAsset",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(LikeAssetRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*LikeAssetRequest)
-				res, err := handler.(SocialServiceHandler).LikeAsset(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "UnlikeAsset",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(UnlikeAssetRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*UnlikeAssetRequest)
-				res, err := handler.(SocialServiceHandler).UnlikeAsset(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "CheckAssetLike",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(CheckAssetLikeRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*CheckAssetLikeRequest)
-				res, err := handler.(SocialServiceHandler).CheckAssetLike(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "GetMyLikedAssets",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(GetMyLikedAssetsRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*GetMyLikedAssetsRequest)
-				res, err := handler.(SocialServiceHandler).GetMyLikedAssets(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "GetMyTodayLikedAssets",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(GetMyTodayLikedAssetsRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*GetMyTodayLikedAssetsRequest)
-				res, err := handler.(SocialServiceHandler).GetMyTodayLikedAssets(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-		{
-			Name: "GetMyWeekLikedAssets",
-			Type: constant.CallUnary,
-			ReqInitFunc: func() interface{} {
-				return new(GetMyWeekLikedAssetsRequest)
-			},
-			MethodFunc: func(ctx context.Context, args []interface{}, handler interface{}) (interface{}, error) {
-				req := args[0].(*GetMyWeekLikedAssetsRequest)
-				res, err := handler.(SocialServiceHandler).GetMyWeekLikedAssets(ctx, req)
-				if err != nil {
-					return nil, err
-				}
-				return triple_protocol.NewResponse(res), nil
-			},
-		},
-	},
-}
diff --git a/backend/pkg/proto/gallery/gallery.pb.go b/backend/pkg/proto/gallery/gallery.pb.go
index 28ae39f..6984dbc 100644
--- a/backend/pkg/proto/gallery/gallery.pb.go
+++ b/backend/pkg/proto/gallery/gallery.pb.go
@@ -1422,6 +1422,8 @@ type InspirationFlowItem struct {
 	CoverUrl      string                 `protobuf:"bytes,3,opt,name=cover_url,json=coverUrl,proto3" json:"cover_url,omitempty"`                // 封面图URL
 	LikeCount     int32                  `protobuf:"varint,4,opt,name=like_count,json=likeCount,proto3" json:"like_count,omitempty"`            // 点赞数
 	OwnerNickname string                 `protobuf:"bytes,5,opt,name=owner_nickname,json=ownerNickname,proto3" json:"owner_nickname,omitempty"` // 展出者昵称
+	Span          int32                  `protobuf:"varint,6,opt,name=span,proto3" json:"span,omitempty"`                                       // 卡片大小: 0-30→1, 31-100→2, 101-200→3, 200+→4
+	MaterialType  string                 `protobuf:"bytes,7,opt,name=material_type,json=materialType,proto3" json:"material_type,omitempty"`    // 素材类型: hot(人气王者), potential(潜力之星), new(新鲜上架)
 	unknownFields protoimpl.UnknownFields
 	sizeCache     protoimpl.SizeCache
 }
@@ -1491,6 +1493,20 @@ func (x *InspirationFlowItem) GetOwnerNickname() string {
 	return ""
 }
 
+func (x *InspirationFlowItem) GetSpan() int32 {
+	if x != nil {
+		return x.Span
+	}
+	return 0
+}
+
+func (x *InspirationFlowItem) GetMaterialType() string {
+	if x != nil {
+		return x.MaterialType
+	}
+	return ""
+}
+
 var File_gallery_proto protoreflect.FileDescriptor
 
 const file_gallery_proto_rawDesc = "" +
@@ -1602,14 +1618,16 @@ const file_gallery_proto_rawDesc = "" +
 	"\x06cursor\x18\x02 \x01(\tR\x06cursor\x12\x19\n" +
 	"\bhas_more\x18\x03 \x01(\bR\ahasMore\x12\x1d\n" +
 	"\n" +
-	"session_id\x18\x04 \x01(\tR\tsessionId\"\xa7\x01\n" +
+	"session_id\x18\x04 \x01(\tR\tsessionId\"\xe0\x01\n" +
 	"\x13InspirationFlowItem\x12\x19\n" +
 	"\basset_id\x18\x01 \x01(\x03R\aassetId\x12\x12\n" +
 	"\x04name\x18\x02 \x01(\tR\x04name\x12\x1b\n" +
 	"\tcover_url\x18\x03 \x01(\tR\bcoverUrl\x12\x1d\n" +
 	"\n" +
 	"like_count\x18\x04 \x01(\x05R\tlikeCount\x12%\n" +
-	"\x0eowner_nickname\x18\x05 \x01(\tR\rownerNickname2\xc6\a\n" +
+	"\x0eowner_nickname\x18\x05 \x01(\tR\rownerNickname\x12\x12\n" +
+	"\x04span\x18\x06 \x01(\x05R\x04span\x12#\n" +
+	"\rmaterial_type\x18\a \x01(\tR\fmaterialType2\xc6\a\n" +
 	"\x0eGalleryService\x12u\n" +
 	"\fGetMyGallery\x12$.topfans.gallery.GetMyGalleryRequest\x1a%.topfans.gallery.GetMyGalleryResponse\"\x18\x82\xd3\xe4\x93\x02\x12\x12\x10/api/mygalleries\x12\x86\x01\n" +
 	"\x0eGetUserGallery\x12&.topfans.gallery.GetUserGalleryRequest\x1a'.topfans.gallery.GetUserGalleryResponse\"#\x82\xd3\xe4\x93\x02\x1d\x12\x1b/api/galleries/{target_uid}\x12v\n" +
diff --git a/backend/proto/gallery.proto b/backend/proto/gallery.proto
index d948278..4153076 100644
--- a/backend/proto/gallery.proto
+++ b/backend/proto/gallery.proto
@@ -219,6 +219,8 @@ message InspirationFlowItem {
   int64 asset_id = 1;        // 资产ID
   string name = 2;           // 藏品名称
   string cover_url = 3;     // 封面图URL
-  int32 like_count = 4;      // 点赞数
+  int32 like_count = 4;       // 点赞数
   string owner_nickname = 5; // 展出者昵称
+  int32 span = 6;             // 卡片大小: 0-30→1, 31-100→2, 101-200→3, 200+→4
+  string material_type = 7;  // 素材类型: hot(人气王者), potential(潜力之星), new(新鲜上架)
 }
diff --git a/backend/scripts/migrate_add_material_type_to_assets.sql b/backend/scripts/migrate_add_material_type_to_assets.sql
new file mode 100644
index 0000000..0355a87
--- /dev/null
+++ b/backend/scripts/migrate_add_material_type_to_assets.sql
@@ -0,0 +1,4 @@
+-- migrate_add_material_type_to_assets.sql
+-- 为 assets 表添加 material_type 字段
+
+ALTER TABLE assets ADD COLUMN IF NOT EXISTS material_type VARCHAR(50);
\ No newline at end of file
diff --git a/backend/scripts/migrate_fix_asset_likes_unique_constraint.sql b/backend/scripts/migrate_fix_asset_likes_unique_constraint.sql
new file mode 100644
index 0000000..ca23500
--- /dev/null
+++ b/backend/scripts/migrate_fix_asset_likes_unique_constraint.sql
@@ -0,0 +1,9 @@
+-- 修复 asset_likes 表唯一约束，添加 star_id
+-- 原约束: (user_id, asset_id)
+-- 新约束: (user_id, asset_id, star_id)
+
+-- 删除旧约束
+ALTER TABLE asset_likes DROP CONSTRAINT IF EXISTS uk_asset_likes_user_asset;
+
+-- 添加新约束（包含 star_id）
+ALTER TABLE asset_likes ADD CONSTRAINT uk_asset_likes_user_asset_star UNIQUE (user_id, asset_id, star_id);
\ No newline at end of file
diff --git a/backend/services/assetService/repository/asset_repository.go b/backend/services/assetService/repository/asset_repository.go
index e3e93f6..dbba299 100644
--- a/backend/services/assetService/repository/asset_repository.go
+++ b/backend/services/assetService/repository/asset_repository.go
@@ -45,6 +45,9 @@ type AssetRepository interface {
 	// DecrementLikeCount 减少点赞数
 	DecrementLikeCount(assetID int64) error
 
+	// UpdateMaterialTypeByLikes 根据点赞数和创建时间更新素材类型
+	UpdateMaterialTypeByLikes(assetID int64, likes int32, createdAt int64) error
+
 	// IsExhibiting 检查资产是否正在展出中
 	IsExhibiting(assetID int64) (bool, error)
 }
@@ -295,7 +298,26 @@ func (r *assetRepository) DecrementLikeCount(assetID int64) error {
 		UpdateColumn("like_count", gorm.Expr("like_count - ?", 1)).Error
 }
 
-// IsExhibiting 检查资产是否正在展出中
+// UpdateMaterialTypeByLikes 根据点赞数和创建时间更新素材类型
+func (r *assetRepository) UpdateMaterialTypeByLikes(assetID int64, likes int32, createdAt int64) error {
+	if assetID <= 0 {
+		return errors.New("asset_id must be greater than 0")
+	}
+
+	now := time.Now().UnixMilli()
+	var materialType string
+	if likes > 20 {
+		materialType = "hot"
+	} else if createdAt > 0 && now-createdAt < 3600*1000 && likes >= 10 {
+		materialType = "potential"
+	} else {
+		materialType = "new"
+	}
+
+	return r.db.Model(&models.Asset{}).
+		Where("id = ?", assetID).
+		UpdateColumn("material_type", materialType).Error
+}
 // 通过关联 exhibitions 表，查询未过期的展出记录
 func (r *assetRepository) IsExhibiting(assetID int64) (bool, error) {
 	if assetID <= 0 {
diff --git a/backend/services/galleryService/repository/gallery_repository.go b/backend/services/galleryService/repository/gallery_repository.go
index 210bc96..7df261e 100644
--- a/backend/services/galleryService/repository/gallery_repository.go
+++ b/backend/services/galleryService/repository/gallery_repository.go
@@ -65,6 +65,9 @@ type InspirationFlowItem struct {
 	CoverURL      string
 	LikeCount     int32
 	OwnerNickname string
+	Span          int32  // 卡片大小: 0-30→1, 31-100→2, 101-200→3, 200+→4
+	MaterialType  string // 素材类型: hot(人气王者), potential(潜力之星), new(新鲜上架)
+	CreatedAt    int64  // 创建时间（用于判断是否为潜力之星）
 }
 
 // ExhibitedAssetInfo 我展出的作品信息
@@ -308,9 +311,9 @@ func (r *galleryRepository) CountValidExhibitions(starID int64, materialType str
 	now := time.Now().UnixMilli()
 
 	query := r.db.Model(&models.Exhibition{}).
-		Where("occupier_star_id = ? AND expire_at > ? AND deleted_at IS NULL", starID, now)
+		Where("exhibitions.occupier_star_id = ? AND exhibitions.expire_at > ? AND exhibitions.deleted_at IS NULL", starID, now)
 
-	if materialType != "" && materialType != "all" {
+	if materialType != "" && materialType != "all" && materialType != "random" {
 		query = query.Joins("JOIN assets a ON a.id = exhibitions.asset_id").
 			Where("a.material_type = ?", materialType)
 	}
@@ -328,7 +331,7 @@ func (r *galleryRepository) GetRandomExhibitions(starID int64, materialType stri
 	baseQuery := r.db.Model(&models.Exhibition{}).
 		Where("exhibitions.occupier_star_id = ? AND exhibitions.expire_at > ? AND exhibitions.deleted_at IS NULL", starID, now)
 
-	if materialType != "" && materialType != "all" {
+	if materialType != "" && materialType != "all" && materialType != "random" {
 		baseQuery = baseQuery.Joins("JOIN assets a ON a.id = exhibitions.asset_id").
 			Where("a.material_type = ?", materialType)
 	}
@@ -339,23 +342,80 @@ func (r *galleryRepository) GetRandomExhibitions(starID int64, materialType stri
 	}
 
 	// 执行随机排序查询
-	err := baseQuery.
-		Select(`exhibitions.asset_id, a.name, a.cover_url, a.like_count, fp.nickname as owner_nickname`).
-		Joins("JOIN assets a ON a.id = exhibitions.asset_id").
-		Joins("JOIN fan_profiles fp ON exhibitions.occupier_uid = fp.user_id AND exhibitions.occupier_star_id = fp.star_id").
-		Where("a.status = 1 AND a.is_active = true").
-		Order("RANDOM()").
-		Limit(limit).
-		Offset(offset).
-		Scan(&items).Error
+	var err error
+	if materialType == "" || materialType == "all" || materialType == "random" {
+		err = baseQuery.
+			Select(`exhibitions.asset_id, a.name, a.cover_url, a.like_count, fp.nickname as owner_nickname, a.material_type, a.created_at`).
+			Joins("JOIN assets a ON a.id = exhibitions.asset_id").
+			Joins("JOIN fan_profiles fp ON exhibitions.occupier_uid = fp.user_id AND exhibitions.occupier_star_id = fp.star_id").
+			Where("a.status = 1 AND a.is_active = true").
+			Order("RANDOM()").
+			Limit(limit).
+			Offset(offset).
+			Scan(&items).Error
+	} else {
+		// baseQuery 已经包含了 assets JOIN，不需要重复添加
+		err = baseQuery.
+			Select(`exhibitions.asset_id, a.name, a.cover_url, a.like_count, fp.nickname as owner_nickname, a.material_type, a.created_at`).
+			Joins("JOIN fan_profiles fp ON exhibitions.occupier_uid = fp.user_id AND exhibitions.occupier_star_id = fp.star_id").
+			Where("a.status = 1 AND a.is_active = true").
+			Order("RANDOM()").
+			Limit(limit).
+			Offset(offset).
+			Scan(&items).Error
+	}
 
 	if err != nil {
 		return nil, err
 	}
 
+	// Read-repair: 检查并修正 material_type（查询时自动修正数据不一致）
+	for _, item := range items {
+		item.Span = calcSpanByLikes(item.LikeCount)
+		correctType := calcMaterialType(item.LikeCount, item.CreatedAt)
+		if item.MaterialType != correctType {
+			// 异步修正，不阻塞返回（使用 goroutine 避免影响响应时间）
+			go func(assetID int64, correct string) {
+				r.db.Model(&models.Asset{}).
+					Where("id = ?", assetID).
+					Update("material_type", correct)
+			}(item.AssetID, correctType)
+			// 同时修正当前对象的值，保证返回给前端的是正确的
+			item.MaterialType = correctType
+		}
+	}
+
 	return items, nil
 }
 
+// calcMaterialType 根据点赞数计算素材类型
+func calcMaterialType(likes int32, createdAt int64) string {
+	now := time.Now().UnixMilli()
+	isWithin1Hour := createdAt > 0 && now-createdAt < 3600*1000
+
+	if likes > 20 {
+		return "hot"
+	}
+	// 上架1小时内且点赞>=10为潜力之星
+	if isWithin1Hour && likes >= 10 {
+		return "potential"
+	}
+	return "new"
+}
+
+// calcSpanByLikes 根据点赞数计算卡片大小
+// 0-30 → span 1, 31-100 → span 2, 101-200 → span 3, 200+ → span 4
+func calcSpanByLikes(likes int32) int32 {
+	if likes <= 30 {
+		return 1
+	} else if likes <= 100 {
+		return 2
+	} else if likes <= 200 {
+		return 3
+	}
+	return 4
+}
+
 // ==================== 辅助函数 ====================
 
 // generateHostProfileID 生成 host_profile_id