diff --git a/components.d.ts b/components.d.ts
index 6a2a88a..660abe8 100644
--- a/components.d.ts
+++ b/components.d.ts
@@ -24,8 +24,10 @@ declare module 'vue' {
     ElPopover: typeof import('element-plus/es')['ElPopover']
     ElTooltip: typeof import('element-plus/es')['ElTooltip']
     GameList: typeof import('./src/components/baseLayouts/GameList.vue')['default']
+    Lobby: typeof import('./src/components/baseLayouts/Lobby.vue')['default']
     RouterLink: typeof import('vue-router')['RouterLink']
     RouterView: typeof import('vue-router')['RouterView']
+    TableCard: typeof import('./src/components/baseLayouts/TableCard.vue')['default']
     UserBar: typeof import('./src/components/baseLayouts/UserBar.vue')['default']
   }
 }
@@ -44,7 +46,9 @@ declare global {
   const ElPopover: typeof import('element-plus/es')['ElPopover']
   const ElTooltip: typeof import('element-plus/es')['ElTooltip']
   const GameList: typeof import('./src/components/baseLayouts/GameList.vue')['default']
+  const Lobby: typeof import('./src/components/baseLayouts/Lobby.vue')['default']
   const RouterLink: typeof import('vue-router')['RouterLink']
   const RouterView: typeof import('vue-router')['RouterView']
+  const TableCard: typeof import('./src/components/baseLayouts/TableCard.vue')['default']
   const UserBar: typeof import('./src/components/baseLayouts/UserBar.vue')['default']
 }
\ No newline at end of file
diff --git a/src/components/baseLayouts/GameList.vue b/src/components/baseLayouts/GameList.vue
index 9b3fedd..203c374 100644
--- a/src/components/baseLayouts/GameList.vue
+++ b/src/components/baseLayouts/GameList.vue
@@ -54,46 +54,32 @@ interface GameInfo {
 /** 游戏列表数据 */
 const games: GameInfo[] = [
   {
-    id: 'basketball',
-    icon: '🏀',
-    name: '篮球对决',
-    description: '实时篮球对战游戏，与全球玩家同场竞技',
-    gameplay: '使用方向键移动球员，空格键投篮。每场比赛5分钟，得分多者获胜。支持1v1、3v3模式。'
+    id: 'snake',
+    icon: '🐍',
+    name: '贪吃蛇',
+    description: '经典贪吃蛇竞技，在狭小空间内争夺生存权',
+    gameplay: '方向键控制蛇的移动，吃到食物变长。撞墙或其他蛇的身体即死亡，最后存活的玩家获胜。'
   },
   {
-    id: 'football',
-    icon: '⚽',
-    name: '足球竞技',
-    description: '热血足球比赛，组建你的梦之队',
-    gameplay: 'WASD控制球员移动，J键传球，K键射门。11人制比赛，配合战术赢得胜利。'
+    id: 'tetris',
+    icon: '🧊',
+    name: '俄罗斯方块',
+    description: '经典下落消除，与对手一较高下',
+    gameplay: '方向键移动和旋转方块，填满横排即可消除。同时向对手发送干扰行，坚持到最后的玩家获胜。'
   },
   {
-    id: 'racing',
-    icon: '🏎️',
-    name: '极速赛车',
-    description: '极限竞速，漂移过弯超越对手',
-    gameplay: '方向键控制方向，Shift键加速漂移。多种赛道可选，挑战最快圈速记录。'
-  },
-  {
-    id: 'chess',
-    icon: '♟️',
-    name: '策略棋牌',
-    description: '经典棋牌合集，运筹帷幄决胜千里',
-    gameplay: '包含围棋、象棋、五子棋等多种棋类。支持人机对战和在线匹配两种模式。'
-  },
-  {
-    id: 'shooting',
+    id: 'gomoku',
     icon: '🎯',
-    name: '射击战场',
-    description: '团队战术射击，配合队友夺取胜利',
-    gameplay: '鼠标瞄准，左键射击，R键换弹。多种武器和地图，5v5团队竞技模式。'
+    name: '五子棋',
+    description: '黑白对弈，先连成五子者胜',
+    gameplay: '鼠标点击落子，黑白双方轮流在棋盘上放置棋子。先在横、竖、斜任意方向连成五子的一方获胜。'
   },
   {
-    id: 'arena',
-    icon: '🏆',
-    name: '竞技场',
-    description: '综合竞技平台，参与锦标赛赢取奖励',
-    gameplay: '每日举办多场锦标赛，涵盖各类型游戏。积累积分提升段位，赢取丰厚奖励。'
+    id: 'guess-number',
+    icon: '🔢',
+    name: '猜数字',
+    description: '逻辑推理对战，猜中对方的秘密数字',
+    gameplay: '每轮输入猜测的数字组合，系统会提示位置和数字正确的数量。率先猜中对手数字组合的玩家获胜。'
   }
 ]
 
diff --git a/src/components/baseLayouts/Lobby.vue b/src/components/baseLayouts/Lobby.vue
new file mode 100644
index 0000000..a68f2e8
--- /dev/null
+++ b/src/components/baseLayouts/Lobby.vue
@@ -0,0 +1,449 @@
+<template>
+  <div class="lobby">
+    <!-- 顶部操作栏 -->
+    <div class="lobby__toolbar">
+      <div class="lobby__filters">
+        <button
+          v-for="f in statusFilters"
+          :key="f.key"
+          class="lobby__filter-btn"
+          :class="{ 'lobby__filter-btn--active': activeFilter === f.key }"
+          @click="activeFilter = f.key"
+        >
+          {{ f.label }}
+        </button>
+      </div>
+      <button class="lobby__create-btn" @click="handleCreateRoom">
+        <span class="lobby__create-icon">+</span>
+        创建房间
+      </button>
+    </div>
+
+    <!-- 桌子网格 -->
+    <div class="lobby__grid">
+      <TableCard
+        v-for="room in filteredRooms"
+        :key="room.id"
+        :room="room"
+        @join="handleJoin"
+        @join-seat="handleJoinSeat"
+        @spectate="handleSpectate"
+      />
+    </div>
+
+    <!-- 空状态提示 -->
+    <div v-if="filteredRooms.length === 0" class="lobby__empty">
+      <span class="lobby__empty-icon">🪑</span>
+      <p class="lobby__empty-text">暂无符合条件的房间</p>
+      <p class="lobby__empty-hint">换个筛选条件，或者自己创建一个房间吧</p>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref, computed, watch } from 'vue'
+import TableCard from './TableCard.vue'
+import type { Room } from './TableCard.vue'
+import { useBaseLayoutStore } from '@/stores'
+import { storeToRefs } from 'pinia'
+
+/** 状态筛选选项 */
+const statusFilters = [
+  { key: 'all', label: '全部' },
+  { key: 'waiting', label: '等待中' },
+  { key: 'playing', label: '进行中' },
+]
+const activeFilter = ref('all')
+
+const baseLayoutStore = useBaseLayoutStore()
+const { activeGameId } = storeToRefs(baseLayoutStore)
+
+/** 切换游戏时重置筛选 */
+watch(activeGameId, () => {
+  activeFilter.value = 'all'
+})
+
+/** 根据名字生成头像 URL */
+function avatarUrl(name: string): string {
+  return `https://api.dicebear.com/7.x/bottts-neutral/svg?seed=${encodeURIComponent(name)}`
+}
+
+/**
+ * 各游戏的模拟房间数据
+ * key 对应 GameList 中的 gameId
+ */
+const ALL_ROOMS: Record<string, Room[]> = {
+  /* ---- 贪吃蛇 ---- */
+  snake: [
+    {
+      id: 'snake-001', name: '桌 01', gameIcon: '🐍', gameId: 'snake',
+      maxPlayers: 4,
+      players: [
+        { avatar: avatarUrl('小龙'), nickname: '小龙' },
+        { avatar: avatarUrl('阿蟒'), nickname: '阿蟒' },
+      ],
+      status: 'waiting', statusText: '等待中', stakes: 300, mode: '经典模式',
+      creatorName: '小龙',
+    },
+    {
+      id: 'snake-002', name: '桌 02', gameIcon: '🐍', gameId: 'snake',
+      maxPlayers: 4,
+      players: [
+        { avatar: avatarUrl('闪电'), nickname: '闪电' },
+        { avatar: avatarUrl('疾风'), nickname: '疾风' },
+        { avatar: avatarUrl('游侠'), nickname: '游侠' },
+        { avatar: avatarUrl('幻影'), nickname: '幻影' },
+      ],
+      status: 'playing', statusText: '进行中', stakes: 500, mode: '道具模式',
+      creatorName: '闪电',
+    },
+    {
+      id: 'snake-003', name: '桌 03', gameIcon: '🐍', gameId: 'snake',
+      maxPlayers: 4,
+      players: [
+        { avatar: avatarUrl('青蛇'), nickname: '青蛇' },
+      ],
+      status: 'waiting', statusText: '等待中', stakes: 200, mode: '加速模式',
+      creatorName: '青蛇',
+    },
+    {
+      id: 'snake-004', name: '桌 04', gameIcon: '🐍', gameId: 'snake',
+      maxPlayers: 4,
+      players: [],
+      status: 'waiting', statusText: '等待中', stakes: 100, mode: '经典模式',
+      creatorName: '毒牙',
+    },
+    {
+      id: 'snake-005', name: '桌 05', gameIcon: '🐍', gameId: 'snake',
+      maxPlayers: 4,
+      players: [
+        { avatar: avatarUrl('巨蟒'), nickname: '巨蟒' },
+        { avatar: avatarUrl('灵蛇'), nickname: '灵蛇' },
+        { avatar: avatarUrl('毒牙'), nickname: '毒牙' },
+      ],
+      status: 'waiting', statusText: '等待中', stakes: 400, mode: '道具模式',
+      creatorName: '巨蟒',
+    },
+  ],
+
+  /* ---- 俄罗斯方块 ---- */
+  tetris: [
+    {
+      id: 'tetris-001', name: '桌 01', gameIcon: '🧊', gameId: 'tetris',
+      maxPlayers: 2,
+      players: [
+        { avatar: avatarUrl('方块大师'), nickname: '方块大师' },
+      ],
+      status: 'waiting', statusText: '等待中', stakes: 300, mode: '1v1 对战',
+      creatorName: '方块大师',
+    },
+    {
+      id: 'tetris-002', name: '桌 02', gameIcon: '🧊', gameId: 'tetris',
+      maxPlayers: 2,
+      players: [
+        { avatar: avatarUrl('极速下落'), nickname: '极速下落' },
+        { avatar: avatarUrl('消行高手'), nickname: '消行高手' },
+      ],
+      status: 'playing', statusText: '进行中', stakes: 500, mode: '竞速模式',
+      creatorName: '极速下落',
+    },
+    {
+      id: 'tetris-003', name: '桌 03', gameIcon: '🧊', gameId: 'tetris',
+      maxPlayers: 2,
+      players: [],
+      status: 'waiting', statusText: '等待中', stakes: 150, mode: '1v1 对战',
+      creatorName: '堆叠王者',
+    },
+    {
+      id: 'tetris-004', name: '桌 04', gameIcon: '🧊', gameId: 'tetris',
+      maxPlayers: 2,
+      players: [
+        { avatar: avatarUrl('T旋大师'), nickname: 'T旋大师' },
+      ],
+      status: 'waiting', statusText: '等待中', stakes: 200, mode: '1v1 对战',
+      creatorName: 'T旋大师',
+    },
+    {
+      id: 'tetris-005', name: '桌 05', gameIcon: '🧊', gameId: 'tetris',
+      maxPlayers: 2,
+      players: [
+        { avatar: avatarUrl('连击王'), nickname: '连击王' },
+        { avatar: avatarUrl('消除者'), nickname: '消除者' },
+      ],
+      status: 'playing', statusText: '进行中', stakes: 400, mode: '竞速模式',
+      creatorName: '连击王',
+    },
+  ],
+
+  /* ---- 五子棋 ---- */
+  gomoku: [
+    {
+      id: 'gomoku-001', name: '桌 01', gameIcon: '🎯', gameId: 'gomoku',
+      maxPlayers: 2,
+      players: [
+        { avatar: avatarUrl('棋圣'), nickname: '棋圣' },
+      ],
+      status: 'waiting', statusText: '等待中', stakes: 200, mode: '无禁手',
+      creatorName: '棋圣',
+    },
+    {
+      id: 'gomoku-002', name: '桌 02', gameIcon: '🎯', gameId: 'gomoku',
+      maxPlayers: 2,
+      players: [
+        { avatar: avatarUrl('黑白子'), nickname: '黑白子' },
+        { avatar: avatarUrl('五连珠'), nickname: '五连珠' },
+      ],
+      status: 'playing', statusText: '进行中', stakes: 400, mode: '有禁手',
+      creatorName: '黑白子',
+    },
+    {
+      id: 'gomoku-003', name: '桌 03', gameIcon: '🎯', gameId: 'gomoku',
+      maxPlayers: 2,
+      players: [],
+      status: 'waiting', statusText: '等待中', stakes: 100, mode: '无禁手',
+      creatorName: '落子无悔',
+    },
+    {
+      id: 'gomoku-004', name: '桌 04', gameIcon: '🎯', gameId: 'gomoku',
+      maxPlayers: 2,
+      players: [
+        { avatar: avatarUrl('天元'), nickname: '天元' },
+      ],
+      status: 'waiting', statusText: '等待中', stakes: 300, mode: '有禁手',
+      creatorName: '天元',
+    },
+    {
+      id: 'gomoku-005', name: '桌 05', gameIcon: '🎯', gameId: 'gomoku',
+      maxPlayers: 2,
+      players: [
+        { avatar: avatarUrl('先手必胜'), nickname: '先手必胜' },
+        { avatar: avatarUrl('后手无敌'), nickname: '后手无敌' },
+      ],
+      status: 'playing', statusText: '进行中', stakes: 500, mode: '有禁手',
+      creatorName: '先手必胜',
+    },
+  ],
+
+  /* ---- 猜数字 ---- */
+  'guess-number': [
+    {
+      id: 'guess-001', name: '桌 01', gameIcon: '🔢', gameId: 'guess-number',
+      maxPlayers: 4,
+      players: [
+        { avatar: avatarUrl('逻辑怪'), nickname: '逻辑怪' },
+        { avatar: avatarUrl('推理王'), nickname: '推理王' },
+      ],
+      status: 'waiting', statusText: '等待中', stakes: 200, mode: '经典模式',
+      creatorName: '逻辑怪',
+    },
+    {
+      id: 'guess-002', name: '桌 02', gameIcon: '🔢', gameId: 'guess-number',
+      maxPlayers: 4,
+      players: [
+        { avatar: avatarUrl('秒猜'), nickname: '秒猜' },
+        { avatar: avatarUrl('心算'), nickname: '心算' },
+        { avatar: avatarUrl('直觉'), nickname: '直觉' },
+      ],
+      status: 'waiting', statusText: '等待中', stakes: 300, mode: '限时模式',
+      creatorName: '秒猜',
+    },
+    {
+      id: 'guess-003', name: '桌 03', gameIcon: '🔢', gameId: 'guess-number',
+      maxPlayers: 4,
+      players: [
+        { avatar: avatarUrl('数字猎人'), nickname: '数字猎人' },
+      ],
+      status: 'waiting', statusText: '等待中', stakes: 150, mode: '经典模式',
+      creatorName: '数字猎人',
+    },
+    {
+      id: 'guess-004', name: '桌 04', gameIcon: '🔢', gameId: 'guess-number',
+      maxPlayers: 4,
+      players: [
+        { avatar: avatarUrl('密码破解'), nickname: '密码破解' },
+        { avatar: avatarUrl('枚举大师'), nickname: '枚举大师' },
+        { avatar: avatarUrl('二分法'), nickname: '二分法' },
+        { avatar: avatarUrl('穷举王'), nickname: '穷举王' },
+      ],
+      status: 'playing', statusText: '进行中', stakes: 500, mode: '限时模式',
+      creatorName: '密码破解',
+    },
+    {
+      id: 'guess-005', name: '桌 05', gameIcon: '🔢', gameId: 'guess-number',
+      maxPlayers: 4,
+      players: [],
+      status: 'waiting', statusText: '等待中', stakes: 100, mode: '经典模式',
+      creatorName: '神秘数字',
+    },
+  ],
+}
+
+/** 当前游戏的房间列表 */
+const rooms = computed(() => ALL_ROOMS[activeGameId.value] ?? [])
+
+/** 筛选后的房间列表 */
+const filteredRooms = computed(() => {
+  const list = rooms.value
+  if (activeFilter.value === 'all') return list
+  if (activeFilter.value === 'waiting') return list.filter((r) => r.status === 'waiting')
+  if (activeFilter.value === 'playing') return list.filter((r) => r.status === 'playing')
+  return list
+})
+
+/** 加入房间 */
+function handleJoin(roomId: string) {
+  // eslint-disable-next-line no-console
+  console.log('加入房间:', roomId)
+}
+
+/** 加入指定座位 */
+function handleJoinSeat(roomId: string, seatIndex: number) {
+  // eslint-disable-next-line no-console
+  console.log('加入房间:', roomId, '座位:', seatIndex)
+}
+
+/** 观战 */
+function handleSpectate(roomId: string) {
+  // eslint-disable-next-line no-console
+  console.log('观战房间:', roomId)
+}
+
+/** 创建房间 */
+function handleCreateRoom() {
+  // eslint-disable-next-line no-console
+  console.log('创建房间')
+}
+</script>
+
+<style scoped lang="scss">
+.lobby {
+  display: flex;
+  flex-direction: column;
+  width: 100%;
+  height: 100%;
+  padding: var(--space-md);
+  gap: var(--space-md);
+  /* 深色底板模拟地板，让白色卡片"浮"在上面 */
+  background:
+    radial-gradient(ellipse at 50% 0%, rgba(79, 70, 229, 0.03) 0%, transparent 60%),
+    linear-gradient(180deg, #e8ecf1 0%, #e2e6ed 100%);
+  overflow-y: auto;
+}
+
+/* ===== 顶部操作栏 ===== */
+.lobby__toolbar {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  flex-shrink: 0;
+}
+
+.lobby__filters {
+  display: flex;
+  gap: 4px;
+  padding: 4px;
+  background-color: var(--bg-surface);
+  border-radius: var(--radius-sm);
+  border: 1px solid var(--border-default);
+}
+
+.lobby__filter-btn {
+  padding: 6px 16px;
+  border: none;
+  border-radius: 4px;
+  background: transparent;
+  color: var(--text-secondary);
+  font-size: 13px;
+  font-weight: 500;
+  cursor: pointer;
+  transition:
+    background-color 0.15s ease,
+    color 0.15s ease;
+
+  &:hover {
+    color: var(--text-primary);
+    background-color: var(--bg-surface-hover);
+  }
+
+  &--active {
+    color: var(--text-inverse);
+    background-color: var(--color-primary);
+    box-shadow: var(--shadow-sm);
+
+    &:hover {
+      color: var(--text-inverse);
+      background-color: var(--color-primary-hover);
+    }
+  }
+}
+
+.lobby__create-btn {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  padding: 8px 18px;
+  border: none;
+  border-radius: var(--radius-sm);
+  background-color: var(--color-primary);
+  color: var(--text-inverse);
+  font-size: 13px;
+  font-weight: 600;
+  cursor: pointer;
+  transition:
+    background-color 0.15s ease,
+    transform 0.15s ease;
+
+  &:hover {
+    background-color: var(--color-primary-hover);
+    transform: scale(1.03);
+  }
+
+  &:active {
+    transform: scale(0.97);
+  }
+}
+
+.lobby__create-icon {
+  font-size: 16px;
+  font-weight: 400;
+  line-height: 1;
+}
+
+/* ===== 桌子网格 ===== */
+.lobby__grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fill, minmax(252px, 1fr));
+  gap: var(--space-md);
+  justify-items: center;
+  align-content: start;
+}
+
+/* ===== 空状态 ===== */
+.lobby__empty {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  flex: 1;
+  gap: 8px;
+  color: var(--text-tertiary);
+}
+
+.lobby__empty-icon {
+  font-size: 56px;
+  opacity: 0.5;
+  margin-bottom: 8px;
+}
+
+.lobby__empty-text {
+  font-size: 15px;
+  font-weight: 500;
+  color: var(--text-secondary);
+  margin: 0;
+}
+
+.lobby__empty-hint {
+  font-size: 13px;
+  margin: 0;
+}
+</style>
diff --git a/src/components/baseLayouts/TableCard.vue b/src/components/baseLayouts/TableCard.vue
new file mode 100644
index 0000000..e0cf9a9
--- /dev/null
+++ b/src/components/baseLayouts/TableCard.vue
@@ -0,0 +1,489 @@
+<template>
+  <div
+    class="table-card"
+    :class="{
+      'table-card--playing': room.status === 'playing',
+      'table-card--full': room.players.length >= room.maxPlayers
+    }"
+    @click="handleClick"
+  >
+    <!-- 桌子+椅子可视区域 -->
+    <div class="table-card__stage">
+      <!-- 椅子：以圆形环绕桌子排布 -->
+      <div
+        v-for="(pos, idx) in chairPositions"
+        :key="idx"
+        class="table-card__chair"
+        :class="{
+          'table-card__chair--occupied': idx < room.players.length,
+          'table-card__chair--empty': idx >= room.players.length
+        }"
+        :style="{ top: pos.top, left: pos.left }"
+        @click.stop="handleChairClick(idx)"
+      >
+        <!-- 有人：头像 + tooltip -->
+        <el-tooltip
+          v-if="room.players[idx]"
+          :content="chairTooltip(idx)"
+          placement="top"
+          :show-after="400"
+        >
+          <div class="table-card__chair-seat">
+            <img
+              :src="room.players[idx].avatar"
+              :alt="room.players[idx].nickname"
+              class="table-card__chair-avatar"
+            />
+          </div>
+        </el-tooltip>
+
+        <!-- 空椅子 -->
+        <div v-else class="table-card__chair-seat">
+          <span class="table-card__chair-plus"></span>
+        </div>
+
+        <!-- 房主皇冠标识 -->
+        <span v-if="isHost(idx)" class="table-card__chair-crown" title="房主">👑</span>
+      </div>
+
+      <!-- 圆桌 -->
+      <div class="table-card__table">
+        <span class="table-card__table-icon">{{ room.gameIcon }}</span>
+        <span class="table-card__table-name">{{ room.name }}</span>
+      </div>
+    </div>
+
+    <!-- 底部信息区 -->
+    <div class="table-card__info">
+      <div class="table-card__info-row">
+        <span class="table-card__player-count">
+          <span class="table-card__dot" :class="statusDotClass"></span>
+          {{ room.players.length }}/{{ room.maxPlayers }}人
+        </span>
+        <span class="table-card__status" :class="statusLabelClass">{{ room.statusText }}</span>
+      </div>
+      <div class="table-card__info-row table-card__info-row--secondary">
+        <span>底注 {{ room.stakes }}</span>
+        <span>{{ room.mode }}</span>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { computed } from 'vue'
+
+/** 房间内玩家 */
+interface RoomPlayer {
+  avatar: string
+  nickname: string
+}
+
+/** 房间数据 */
+export interface Room {
+  id: string
+  /** 桌号显示名，如 "桌 01" */
+  name: string
+  /** 游戏图标 emoji */
+  gameIcon: string
+  /** 游戏 ID */
+  gameId: string
+  /** 最大玩家数 */
+  maxPlayers: number
+  /** 已入座玩家列表 */
+  players: RoomPlayer[]
+  /** 房间状态 */
+  status: 'waiting' | 'playing' | 'finished'
+  /** 状态展示文字 */
+  statusText: string
+  /** 底注金额 */
+  stakes: number
+  /** 玩法模式标签 */
+  mode: string
+  /** 房主昵称 */
+  creatorName: string
+}
+
+const props = defineProps<{
+  room: Room
+}>()
+
+const emit = defineEmits<{
+  (e: 'join', roomId: string): void
+  (e: 'join-seat', roomId: string, seatIndex: number): void
+  (e: 'spectate', roomId: string): void
+}>()
+
+/** 舞台中心坐标（px） */
+const STAGE_CENTER_X = 124 // 卡片宽度 248px 的一半
+const STAGE_CENTER_Y = 105 // 舞台高度 210px 的一半
+/** 椅子环绕半径（px） */
+const ORBIT_RADIUS = 76
+
+/**
+ * 按角度环绕计算椅子位置
+ * 角度从顶部（12 点钟方向）开始，顺时针递增
+ * @returns 各椅子 {top, left} 像素值数组
+ */
+const chairPositions = computed(() => {
+  const n = props.room.maxPlayers
+  const positions: Array<{ top: string; left: string }> = []
+
+  for (let i = 0; i < n; i++) {
+    // 从顶部开始，顺时针均分
+    const angleDeg = (360 / n) * i
+    const angleRad = (angleDeg * Math.PI) / 180
+
+    const left = STAGE_CENTER_X + ORBIT_RADIUS * Math.sin(angleRad)
+    const top = STAGE_CENTER_Y - ORBIT_RADIUS * Math.cos(angleRad)
+
+    positions.push({
+      left: `${left}px`,
+      top: `${top}px`,
+    })
+  }
+
+  return positions
+})
+
+/** 状态指示点样式 */
+const statusDotClass = computed(() => {
+  switch (props.room.status) {
+    case 'waiting':
+      return 'table-card__dot--waiting'
+    case 'playing':
+      return 'table-card__dot--playing'
+    case 'finished':
+      return 'table-card__dot--finished'
+    default:
+      return 'table-card__dot--waiting'
+  }
+})
+
+/** 状态标签样式 */
+const statusLabelClass = computed(() => {
+  switch (props.room.status) {
+    case 'waiting':
+      return 'table-card__status--waiting'
+    case 'playing':
+      return 'table-card__status--playing'
+    default:
+      return ''
+  }
+})
+
+/** 点击卡片 → 加入或观战 */
+function handleClick() {
+  if (props.room.status === 'playing') {
+    emit('spectate', props.room.id)
+  } else {
+    emit('join', props.room.id)
+  }
+}
+
+/** 点击空椅子 → 指定座位加入 */
+function handleChairClick(idx: number) {
+  if (idx >= props.room.players.length && props.room.status === 'waiting') {
+    emit('join-seat', props.room.id, idx)
+  }
+}
+
+/** 判断指定座位是否为房主 */
+function isHost(idx: number): boolean {
+  const player = props.room.players[idx]
+  return !!player && player.nickname === props.room.creatorName
+}
+
+/** 椅子 hover 提示文字 */
+function chairTooltip(idx: number): string {
+  const player = props.room.players[idx]
+  if (!player) return ''
+  return player.nickname === props.room.creatorName
+    ? `${player.nickname}（房主）`
+    : player.nickname
+}
+</script>
+
+<style scoped lang="scss">
+/* ===== 卡片容器 ===== */
+.table-card {
+  position: relative;
+  display: flex;
+  flex-direction: column;
+  width: 248px;
+  background-color: var(--bg-surface);
+  border-radius: var(--radius-md);
+  border: 1px solid var(--border-default);
+  box-shadow: var(--shadow-sm);
+  cursor: pointer;
+  overflow: hidden;
+  transition:
+    transform 0.2s ease,
+    box-shadow 0.2s ease;
+  user-select: none;
+
+  &:hover {
+    transform: translateY(-3px);
+    box-shadow: var(--shadow-md);
+  }
+
+  /* 进行中的房间 — 暖色左边条 */
+  &--playing {
+    border-left: 3px solid var(--color-warning);
+  }
+
+  /* 满员 — 降低饱和度 */
+  &--full {
+    opacity: 0.6;
+
+    &:hover {
+      opacity: 0.82;
+    }
+  }
+}
+
+/* ===== 舞台区域 ===== */
+.table-card__stage {
+  position: relative;
+  width: 100%;
+  height: 210px;
+  flex-shrink: 0;
+  /* 中心微光，突出桌子 */
+  background: radial-gradient(
+    ellipse 65% 55% at 50% 50%,
+    rgba(79, 70, 229, 0.028) 0%,
+    transparent 100%
+  );
+}
+
+/* ===== 椅子（圆形环绕） ===== */
+.table-card__chair {
+  position: absolute;
+  width: 32px;
+  height: 32px;
+  transform: translate(-50%, -50%);
+  z-index: 2;
+}
+
+.table-card__chair-seat {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 100%;
+  height: 100%;
+  border-radius: 50%;
+  transition:
+    border-color 0.2s ease,
+    background-color 0.2s ease,
+    transform 0.2s ease,
+    box-shadow 0.2s ease;
+}
+
+/* ---- 空椅子 ---- */
+.table-card__chair--empty .table-card__chair-seat {
+  border: 2px dashed var(--border-default);
+  background-color: transparent;
+}
+
+.table-card__chair-plus {
+  /* 使用 CSS 伪元素画十字，保证几何居中 */
+  position: relative;
+  width: 12px;
+  height: 12px;
+
+  &::before,
+  &::after {
+    content: '';
+    position: absolute;
+    background-color: var(--text-tertiary);
+    border-radius: 1px;
+    transition: background-color 0.2s ease;
+  }
+
+  /* 横线 */
+  &::before {
+    top: 50%;
+    left: 0;
+    width: 100%;
+    height: 2px;
+    transform: translateY(-50%);
+  }
+
+  /* 竖线 */
+  &::after {
+    top: 0;
+    left: 50%;
+    width: 2px;
+    height: 100%;
+    transform: translateX(-50%);
+  }
+}
+
+.table-card__chair--empty:hover .table-card__chair-seat {
+  transform: scale(1.25);
+  border-style: solid;
+  border-color: var(--color-primary);
+  background-color: var(--color-primary-light);
+  box-shadow: 0 0 0 5px rgba(79, 70, 229, 0.1);
+}
+
+.table-card__chair--empty:hover .table-card__chair-plus {
+  &::before,
+  &::after {
+    background-color: var(--color-primary);
+  }
+}
+
+/* ---- 有人椅子 ---- */
+.table-card__chair--occupied .table-card__chair-seat {
+  border: 2px solid var(--color-primary-light);
+  background-color: var(--bg-surface);
+  overflow: hidden;
+  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
+}
+
+.table-card__chair-avatar {
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+  border-radius: 50%;
+}
+
+/* ---- 房主皇冠 ---- */
+.table-card__chair-crown {
+  position: absolute;
+  bottom: -4px;
+  right: -4px;
+  z-index: 5;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 15px;
+  height: 15px;
+  font-size: 9px;
+  line-height: 1;
+  background-color: var(--bg-surface);
+  border-radius: 50%;
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.18);
+  pointer-events: none;
+}
+
+/* ===== 圆桌（居中） ===== */
+.table-card__table {
+  position: absolute;
+  top: 50%;
+  left: 50%;
+  transform: translate(-50%, -50%);
+  z-index: 3;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: 1px;
+  width: 76px;
+  height: 76px;
+  border-radius: 50%;
+  /* 木质桌面 */
+  background: linear-gradient(
+    145deg,
+    #e8d5b0 0%,
+    #d4a574 40%,
+    #c49060 100%
+  );
+  box-shadow:
+    0 3px 12px rgba(0, 0, 0, 0.15),
+    inset 0 1px 2px rgba(255, 255, 255, 0.4);
+}
+
+.table-card__table-icon {
+  font-size: 26px;
+  line-height: 1;
+  filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.12));
+}
+
+.table-card__table-name {
+  font-size: 10px;
+  font-weight: 700;
+  color: rgba(255, 255, 255, 0.85);
+  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
+  letter-spacing: 0.3px;
+}
+
+/* ===== 底部信息区 ===== */
+.table-card__info {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+  padding: 10px 14px 12px;
+  border-top: 1px solid var(--border-light);
+}
+
+.table-card__info-row {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+
+  &--secondary {
+    font-size: 12px;
+    color: var(--text-tertiary);
+  }
+}
+
+.table-card__player-count {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  font-size: 13px;
+  font-weight: 600;
+  color: var(--text-primary);
+}
+
+/* ---- 状态指示点 ---- */
+.table-card__dot {
+  width: 7px;
+  height: 7px;
+  border-radius: 50%;
+  flex-shrink: 0;
+
+  &--waiting {
+    background-color: var(--color-success);
+  }
+
+  &--playing {
+    background-color: var(--color-warning);
+    animation: dot-pulse 2s ease-in-out infinite;
+  }
+
+  &--finished {
+    background-color: var(--text-tertiary);
+  }
+}
+
+/* ---- 状态标签 ---- */
+.table-card__status {
+  font-size: 11px;
+  font-weight: 500;
+  padding: 2px 8px;
+  border-radius: 10px;
+
+  &--waiting {
+    color: var(--color-success);
+    background-color: var(--color-success-light);
+  }
+
+  &--playing {
+    color: var(--color-warning);
+    background-color: var(--color-warning-light);
+  }
+}
+
+@keyframes dot-pulse {
+  0%,
+  100% {
+    opacity: 1;
+  }
+  50% {
+    opacity: 0.3;
+  }
+}
+</style>
diff --git a/src/layouts/BaseLayout.vue b/src/layouts/BaseLayout.vue
index 0f9ed41..28d729e 100644
--- a/src/layouts/BaseLayout.vue
+++ b/src/layouts/BaseLayout.vue
@@ -27,7 +27,9 @@
       </div>
 
       <!-- 主内容区域 -->
-      <div class="base-layout__content"></div>
+      <div class="base-layout__content">
+        <Lobby />
+      </div>
     </div>
   </div>
 </template>
@@ -35,6 +37,7 @@
 <script setup lang="ts">
 import UserBar from '@/components/baseLayouts/UserBar.vue'
 import GameList from '@/components/baseLayouts/GameList.vue'
+import Lobby from '@/components/baseLayouts/Lobby.vue'
 import { useBaseLayoutStore } from '@/stores'
 import { storeToRefs } from 'pinia'
 
@@ -95,7 +98,8 @@ const { activeGameIcon, activeGameName } = storeToRefs(baseLayoutStore)
   display: flex;
   flex: 1;
   width: 100%;
-  height: 100%;
+  min-height: 0; /* flex 子元素必须设置，允许收缩到内容以下 */
+  overflow: hidden;
 }
 
 .base-layout__sidebar {
@@ -157,21 +161,11 @@ const { activeGameIcon, activeGameName } = storeToRefs(baseLayoutStore)
   right: 0;
   cursor: ew-resize;
   z-index: 10;
-  /* 默认微弱可见，提示可拖拽 */
-  background: linear-gradient(
-    90deg,
-    transparent 0%,
-    transparent 40%,
-    var(--border-default) 40%,
-    var(--border-default) 60%,
-    transparent 60%,
-    transparent 100%
-  );
+  background: transparent;
   transition: background-color 0.2s ease;
 
   &:hover {
     background-color: var(--color-primary-light);
-    background: none;
   }
 
   &:active {
@@ -183,7 +177,8 @@ const { activeGameIcon, activeGameName } = storeToRefs(baseLayoutStore)
   display: flex;
   flex: 1;
   width: 100%;
-  height: 100%;
+  min-height: 0; /* flex 子元素必须设置，允许收缩 */
+  overflow: hidden;
   background-color: var(--bg-body);
 }
 </style>
diff --git a/src/stores/modules/baseLayout.ts b/src/stores/modules/baseLayout.ts
index 3df3072..f6fb8c0 100644
--- a/src/stores/modules/baseLayout.ts
+++ b/src/stores/modules/baseLayout.ts
@@ -7,11 +7,11 @@ export const useBaseLayoutStore = defineStore(
     /** 顶部导航栏标题 */
     const topbarTitle = ref<string>('')
     /** 当前选中的游戏 ID */
-    const activeGameId = ref<string>('basketball')
+    const activeGameId = ref<string>('snake')
     /** 当前选中的游戏图标 */
-    const activeGameIcon = ref<string>('🏀')
+    const activeGameIcon = ref<string>('🐍')
     /** 当前选中的游戏名称 */
-    const activeGameName = ref<string>('篮球对决')
+    const activeGameName = ref<string>('贪吃蛇')
 
     /**
      * 设置顶部导航栏标题