diff --git a/src/api/modules/game/types.ts b/src/api/modules/game/types.ts
index ed4115c..c12721b 100644
--- a/src/api/modules/game/types.ts
+++ b/src/api/modules/game/types.ts
@@ -65,6 +65,8 @@ export interface RoomItem {
   mode: string
   /** 房主昵称 */
   creatorName: string
+  /** 是否允许观战 */
+  allowSpectate: boolean
 }
 
 /** 获取游戏列表 — 无请求参数 */
@@ -99,6 +101,8 @@ export interface CreateRoomRequest {
   stakes: number
   /** 最大玩家数 */
   maxPlayers: number
+  /** 是否允许观战 */
+  allowSpectate?: boolean
 }
 
 /** 创建房间响应 */
@@ -106,3 +110,75 @@ export interface CreateRoomResponse {
   /** 新建的房间信息 */
   room: RoomItem
 }
+
+/** 房间详情（进入房间页时的初始快照） */
+export interface RoomDetailResponse {
+  roomId: string
+  name: string
+  gameId: string
+  gameIcon: string
+  gameName: string
+  maxPlayers: number
+  mode: string
+  stakes: number
+  status: RoomStatus
+  creatorId: string
+  creatorName: string
+  allowSpectate: boolean
+  players: RoomPlayerDetail[]
+  /** 棋盘状态（对局中才有） */
+  boardState?: number[][]
+  /** 当前轮到谁（userId），null 表示未开始 */
+  currentTurn?: string
+  /** 走棋记录 */
+  moves?: MoveItem[]
+}
+
+/** 房间内玩家详情（含座位号和准备状态） */
+export interface RoomPlayerDetail {
+  userId: string
+  avatar: string
+  nickname: string
+  seatNumber: number
+  ready: boolean
+}
+
+/** 走棋记录项 */
+export interface MoveItem {
+  moveIndex: number
+  playerId: string
+  row: number
+  col: number
+}
+
+/** WebSocket 消息通用封装 */
+export interface WsMessage<T = unknown> {
+  type: string
+  data: T
+}
+
+/** WebSocket 上行消息类型 */
+export type WsInboundType =
+  | 'place_stone'
+  | 'chat'
+  | 'ready'
+  | 'resign'
+  | 'draw_request'
+  | 'draw_response'
+  | 'leave'
+  | 'start'
+
+/** WebSocket 下行消息类型 */
+export type WsOutboundType =
+  | 'board_sync'
+  | 'move'
+  | 'turn_change'
+  | 'chat_broadcast'
+  | 'game_over'
+  | 'player_join'
+  | 'player_leave'
+  | 'ready_change'
+  | 'spectator_join'
+  | 'spectator_leave'
+  | 'move_history'
+  | 'error'