diff --git a/.gitignore b/.gitignore
index 45720f0..b063280 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,4 +35,11 @@ backend/pb_migrations.bak/
 
 # Temporary files
 *.tmp
-.cache/.playwright-mcp/
+.cache/
+
+# Test screenshots and Playwright data
+*.png
+.playwright-mcp/
+
+# PocketBase UAT data
+backend/pb_data_uat/
diff --git a/backend/pb_migrations/1776520001_created_game_blacklist.js b/backend/pb_migrations/1776520001_created_game_blacklist.js
new file mode 100644
index 0000000..715e0e3
--- /dev/null
+++ b/backend/pb_migrations/1776520001_created_game_blacklist.js
@@ -0,0 +1,114 @@
+/// <reference path="../pb_data/types.d.ts" />
+migrate((db) => {
+  const collection = new Collection({
+    "id": "gblacklist_col",
+    "created": "2026-04-18 21:00:01.000Z",
+    "updated": "2026-04-18 21:00:01.000Z",
+    "name": "game_blacklist",
+    "type": "base",
+    "system": false,
+    "schema": [
+      {
+        "system": false,
+        "id": "gb_group",
+        "name": "group",
+        "type": "relation",
+        "required": true,
+        "options": {
+          "collectionId": "es63bkyiblpnxdf",
+          "cascadeDelete": true,
+          "minSelect": null,
+          "maxSelect": 1,
+          "displayFields": null
+        }
+      },
+      {
+        "system": false,
+        "id": "gb_reporter",
+        "name": "reporter",
+        "type": "relation",
+        "required": true,
+        "options": {
+          "collectionId": "_pb_users_auth_",
+          "cascadeDelete": true,
+          "minSelect": null,
+          "maxSelect": 1,
+          "displayFields": null
+        }
+      },
+      {
+        "system": false,
+        "id": "gb_game",
+        "name": "game",
+        "type": "relation",
+        "required": false,
+        "options": {
+          "collectionId": "x5adjlc0txf16r8",
+          "cascadeDelete": false,
+          "minSelect": null,
+          "maxSelect": 1,
+          "displayFields": null
+        }
+      },
+      {
+        "system": false,
+        "id": "gb_gamename",
+        "name": "gameName",
+        "type": "text",
+        "required": true,
+        "options": {
+          "min": 1,
+          "max": 200,
+          "pattern": ""
+        }
+      },
+      {
+        "system": false,
+        "id": "gb_reason",
+        "name": "reason",
+        "type": "select",
+        "required": true,
+        "options": {
+          "maxSelect": 1,
+          "values": ["behavior", "cheating", "abandonment", "toxic", "other"]
+        }
+      },
+      {
+        "system": false,
+        "id": "gb_desc",
+        "name": "description",
+        "type": "text",
+        "required": true,
+        "options": {
+          "min": 1,
+          "max": 500,
+          "pattern": ""
+        }
+      },
+      {
+        "system": false,
+        "id": "gb_severity",
+        "name": "severity",
+        "type": "select",
+        "required": true,
+        "options": {
+          "maxSelect": 1,
+          "values": ["mild", "medium", "severe"]
+        }
+      }
+    ],
+    "indexes": [],
+    "listRule": "@request.auth.id != \"\" && group.members ~ @request.auth.id",
+    "viewRule": "@request.auth.id != \"\" && group.members ~ @request.auth.id",
+    "createRule": "@request.auth.id != \"\" && group.members ~ @request.auth.id",
+    "updateRule": null,
+    "deleteRule": "reporter = @request.auth.id || group.owner = @request.auth.id",
+    "options": {}
+  });
+
+  return Dao(db).saveCollection(collection);
+}, (db) => {
+  const dao = new Dao(db);
+  const collection = dao.findCollectionByNameOrId("gblacklist_col");
+  return dao.deleteCollection(collection);
+})
diff --git a/backend/pb_migrations/1776520002_created_bets.js b/backend/pb_migrations/1776520002_created_bets.js
new file mode 100644
index 0000000..733e40a
--- /dev/null
+++ b/backend/pb_migrations/1776520002_created_bets.js
@@ -0,0 +1,149 @@
+/// <reference path="../pb_data/types.d.ts" />
+migrate((db) => {
+  const collection = new Collection({
+    "id": "bets_col",
+    "created": "2026-04-18 21:00:02.000Z",
+    "updated": "2026-04-18 21:00:02.000Z",
+    "name": "bets",
+    "type": "base",
+    "system": false,
+    "schema": [
+      {
+        "system": false,
+        "id": "bt_group",
+        "name": "group",
+        "type": "relation",
+        "required": true,
+        "options": {
+          "collectionId": "es63bkyiblpnxdf",
+          "cascadeDelete": true,
+          "minSelect": null,
+          "maxSelect": 1,
+          "displayFields": null
+        }
+      },
+      {
+        "system": false,
+        "id": "bt_creator",
+        "name": "creator",
+        "type": "relation",
+        "required": true,
+        "options": {
+          "collectionId": "_pb_users_auth_",
+          "cascadeDelete": true,
+          "minSelect": null,
+          "maxSelect": 1,
+          "displayFields": null
+        }
+      },
+      {
+        "system": false,
+        "id": "bt_title",
+        "name": "title",
+        "type": "text",
+        "required": true,
+        "options": {
+          "min": 1,
+          "max": 200,
+          "pattern": ""
+        }
+      },
+      {
+        "system": false,
+        "id": "bt_desc",
+        "name": "description",
+        "type": "text",
+        "required": false,
+        "options": {
+          "min": null,
+          "max": 1000,
+          "pattern": ""
+        }
+      },
+      {
+        "system": false,
+        "id": "bt_minstake",
+        "name": "minStake",
+        "type": "number",
+        "required": true,
+        "options": {
+          "min": 1,
+          "max": null,
+          "noDecimal": true
+        }
+      },
+      {
+        "system": false,
+        "id": "bt_maxstake",
+        "name": "maxStake",
+        "type": "number",
+        "required": true,
+        "options": {
+          "min": 1,
+          "max": null,
+          "noDecimal": true
+        }
+      },
+      {
+        "system": false,
+        "id": "bt_status",
+        "name": "status",
+        "type": "select",
+        "required": true,
+        "options": {
+          "maxSelect": 1,
+          "values": ["open", "closed", "settled"]
+        }
+      },
+      {
+        "system": false,
+        "id": "bt_result",
+        "name": "resultOption",
+        "type": "relation",
+        "required": false,
+        "options": {
+          "collectionId": "betopts_col",
+          "cascadeDelete": false,
+          "minSelect": null,
+          "maxSelect": 1,
+          "displayFields": null
+        }
+      },
+      {
+        "system": false,
+        "id": "bt_deadline",
+        "name": "deadline",
+        "type": "date",
+        "required": true,
+        "options": {
+          "min": "",
+          "max": ""
+        }
+      },
+      {
+        "system": false,
+        "id": "bt_settledat",
+        "name": "settledAt",
+        "type": "date",
+        "required": false,
+        "options": {
+          "min": "",
+          "max": ""
+        }
+      }
+    ],
+    "indexes": [],
+    "listRule": "@request.auth.id != \"\" && group.members ~ @request.auth.id",
+    "viewRule": "@request.auth.id != \"\" && group.members ~ @request.auth.id",
+    "createRule": "@request.auth.id != \"\" && group.members ~ @request.auth.id",
+    "updateRule": "creator = @request.auth.id",
+    "deleteRule": "creator = @request.auth.id || group.owner = @request.auth.id",
+    "options": {}
+  });
+
+  return Dao(db).saveCollection(collection);
+}, (db) => {
+  const dao = new Dao(db);
+  const collection = dao.findCollectionByNameOrId("bets_col");
+  return dao.deleteCollection(collection);
+})
diff --git a/backend/pb_migrations/1776520003_created_bet_options.js b/backend/pb_migrations/1776520003_created_bet_options.js
new file mode 100644
index 0000000..5b8631c
--- /dev/null
+++ b/backend/pb_migrations/1776520003_created_bet_options.js
@@ -0,0 +1,64 @@
+/// <reference path="../pb_data/types.d.ts" />
+migrate((db) => {
+  const collection = new Collection({
+    "id": "betopts_col",
+    "created": "2026-04-18 21:00:03.000Z",
+    "updated": "2026-04-18 21:00:03.000Z",
+    "name": "bet_options",
+    "type": "base",
+    "system": false,
+    "schema": [
+      {
+        "system": false,
+        "id": "bo_bet",
+        "name": "bet",
+        "type": "relation",
+        "required": true,
+        "options": {
+          "collectionId": "bets_col",
+          "cascadeDelete": true,
+          "minSelect": null,
+          "maxSelect": 1,
+          "displayFields": null
+        }
+      },
+      {
+        "system": false,
+        "id": "bo_content",
+        "name": "content",
+        "type": "text",
+        "required": true,
+        "options": {
+          "min": 1,
+          "max": 200,
+          "pattern": ""
+        }
+      },
+      {
+        "system": false,
+        "id": "bo_order",
+        "name": "order",
+        "type": "number",
+        "required": true,
+        "options": {
+          "min": 1,
+          "max": null,
+          "noDecimal": true
+        }
+      }
+    ],
+    "indexes": [],
+    "listRule": "@request.auth.id != \"\" && bet.group.members ~ @request.auth.id",
+    "viewRule": "@request.auth.id != \"\" && bet.group.members ~ @request.auth.id",
+    "createRule": "@request.auth.id != \"\" && bet.group.members ~ @request.auth.id",
+    "updateRule": "bet.creator = @request.auth.id",
+    "deleteRule": "bet.creator = @request.auth.id",
+    "options": {}
+  });
+
+  return Dao(db).saveCollection(collection);
+}, (db) => {
+  const dao = new Dao(db);
+  const collection = dao.findCollectionByNameOrId("betopts_col");
+  return dao.deleteCollection(collection);
+})
diff --git a/backend/pb_migrations/1776520004_created_bet_entries.js b/backend/pb_migrations/1776520004_created_bet_entries.js
new file mode 100644
index 0000000..3d7aa15
--- /dev/null
+++ b/backend/pb_migrations/1776520004_created_bet_entries.js
@@ -0,0 +1,88 @@
+/// <reference path="../pb_data/types.d.ts" />
+migrate((db) => {
+  const collection = new Collection({
+    "id": "betentries_col",
+    "created": "2026-04-18 21:00:04.000Z",
+    "updated": "2026-04-18 21:00:04.000Z",
+    "name": "bet_entries",
+    "type": "base",
+    "system": false,
+    "schema": [
+      {
+        "system": false,
+        "id": "be_bet",
+        "name": "bet",
+        "type": "relation",
+        "required": true,
+        "options": {
+          "collectionId": "bets_col",
+          "cascadeDelete": true,
+          "minSelect": null,
+          "maxSelect": 1,
+          "displayFields": null
+        }
+      },
+      {
+        "system": false,
+        "id": "be_user",
+        "name": "user",
+        "type": "relation",
+        "required": true,
+        "options": {
+          "collectionId": "_pb_users_auth_",
+          "cascadeDelete": false,
+          "minSelect": null,
+          "maxSelect": 1,
+          "displayFields": null
+        }
+      },
+      {
+        "system": false,
+        "id": "be_option",
+        "name": "option",
+        "type": "relation",
+        "required": true,
+        "options": {
+          "collectionId": "betopts_col",
+          "cascadeDelete": false,
+          "minSelect": null,
+          "maxSelect": 1,
+          "displayFields": null
+        }
+      },
+      {
+        "system": false,
+        "id": "be_stake",
+        "name": "stake",
+        "type": "number",
+        "required": true,
+        "options": {
+          "min": 1,
+          "max": null,
+          "noDecimal": true
+        }
+      },
+      {
+        "system": false,
+        "id": "be_won",
+        "name": "won",
+        "type": "bool",
+        "required": false,
+        "options": {}
+      }
+    ],
+    "indexes": [],
+    "listRule": "@request.auth.id != \"\" && bet.group.members ~ @request.auth.id",
+    "viewRule": "@request.auth.id != \"\" && bet.group.members ~ @request.auth.id",
+    "createRule": "@request.auth.id != \"\" && user = @request.auth.id && bet.group.members ~ @request.auth.id",
+    "updateRule": "bet.creator = @request.auth.id",
+    "deleteRule": "user = @request.auth.id && bet.status = \"open\"",
+    "options": {}
+  });
+
+  return Dao(db).saveCollection(collection);
+}, (db) => {
+  const dao = new Dao(db);
+  const collection = dao.findCollectionByNameOrId("betentries_col");
+  return dao.deleteCollection(collection);
+})
diff --git a/backend/pb_migrations/1776521947_updated_point_logs.js b/backend/pb_migrations/1776521947_updated_point_logs.js
new file mode 100644
index 0000000..900f404
--- /dev/null
+++ b/backend/pb_migrations/1776521947_updated_point_logs.js
@@ -0,0 +1,116 @@
+/// <reference path="../pb_data/types.d.ts" />
+migrate((db) => {
+  const dao = new Dao(db)
+  const collection = dao.findCollectionByNameOrId("h5adxdw9gm0aw8s")
+
+  // update
+  collection.schema.addField(new SchemaField({
+    "system": false,
+    "id": "sd27cbh8",
+    "name": "action",
+    "type": "select",
+    "required": true,
+    "presentable": false,
+    "unique": false,
+    "options": {
+      "maxSelect": 1,
+      "values": [
+        "vote",
+        "team",
+        "memory",
+        "bet",
+        "settle"
+      ]
+    }
+  }))
+
+  // update
+  collection.schema.addField(new SchemaField({
+    "system": false,
+    "id": "iszqa13h",
+    "name": "points",
+    "type": "number",
+    "required": true,
+    "presentable": false,
+    "unique": false,
+    "options": {
+      "min": null,
+      "max": null,
+      "noDecimal": false
+    }
+  }))
+
+  // update
+  collection.schema.addField(new SchemaField({
+    "system": false,
+    "id": "pnipfzbd",
+    "name": "relatedId",
+    "type": "text",
+    "required": false,
+    "presentable": false,
+    "unique": false,
+    "options": {
+      "min": null,
+      "max": null,
+      "pattern": ""
+    }
+  }))
+
+  return dao.saveCollection(collection)
+}, (db) => {
+  const dao = new Dao(db)
+  const collection = dao.findCollectionByNameOrId("h5adxdw9gm0aw8s")
+
+  // update
+  collection.schema.addField(new SchemaField({
+    "system": false,
+    "id": "sd27cbh8",
+    "name": "action",
+    "type": "select",
+    "required": true,
+    "presentable": false,
+    "unique": false,
+    "options": {
+      "maxSelect": 1,
+      "values": [
+        "vote",
+        "team",
+        "memory"
+      ]
+    }
+  }))
+
+  // update
+  collection.schema.addField(new SchemaField({
+    "system": false,
+    "id": "iszqa13h",
+    "name": "points",
+    "type": "number",
+    "required": true,
+    "presentable": false,
+    "unique": false,
+    "options": {
+      "min": 1,
+      "max": null,
+      "noDecimal": false
+    }
+  }))
+
+  // update
+  collection.schema.addField(new SchemaField({
+    "system": false,
+    "id": "pnipfzbd",
+    "name": "relatedId",
+    "type": "text",
+    "required": true,
+    "presentable": false,
+    "unique": false,
+    "options": {
+      "min": null,
+      "max": null,
+      "pattern": ""
+    }
+  }))
+
+  return dao.saveCollection(collection)
+})
diff --git a/frontend/src/api/bets.ts b/frontend/src/api/bets.ts
new file mode 100644
index 0000000..c4004a9
--- /dev/null
+++ b/frontend/src/api/bets.ts
@@ -0,0 +1,218 @@
+import { pb } from './pocketbase'
+import type { Bet, BetOption, BetEntry } from '@/types'
+
+export async function createBet(data: {
+  group: string
+  title: string
+  description?: string
+  options: string[]
+  minStake?: number
+  maxStake?: number
+  deadline: string
+}): Promise<Bet> {
+  const user = pb.authStore.model
+  if (!user) throw new Error('未登录')
+
+  const bet = await pb.collection('bets').create({
+    group: data.group,
+    creator: user.id,
+    title: data.title,
+    description: data.description || '',
+    minStake: data.minStake || 1,
+    maxStake: data.maxStake || 10,
+    status: 'open',
+    deadline: data.deadline,
+  })
+
+  for (let i = 0; i < data.options.length; i++) {
+    await pb.collection('bet_options').create({
+      bet: bet.id,
+      content: data.options[i],
+      order: i + 1,
+    })
+  }
+
+  return bet as unknown as Bet
+}
+
+export async function listBets(groupId: string, status?: string): Promise<Bet[]> {
+  let filter = `group="${groupId}"`
+  if (status) filter += ` && status="${status}"`
+
+  const result = await pb.collection('bets').getFullList({
+    filter,
+    sort: '-created',
+    expand: 'creator',
+    $autoCancel: false,
+  })
+  return result as unknown as Bet[]
+}
+
+export async function getBet(betId: string): Promise<Bet> {
+  const result = await pb.collection('bets').getOne(betId, {
+    expand: 'creator,resultOption',
+    $autoCancel: false,
+  })
+  return result as unknown as Bet
+}
+
+export async function getBetOptions(betId: string): Promise<BetOption[]> {
+  const result = await pb.collection('bet_options').getFullList({
+    filter: `bet="${betId}"`,
+    sort: 'order',
+    $autoCancel: false,
+  })
+  return result as unknown as BetOption[]
+}
+
+export async function getBetEntries(betId: string): Promise<BetEntry[]> {
+  const result = await pb.collection('bet_entries').getFullList({
+    filter: `bet="${betId}"`,
+    expand: 'user,option',
+    $autoCancel: false,
+  })
+  return result as unknown as BetEntry[]
+}
+
+export async function placeBet(betId: string, optionId: string, stake: number): Promise<BetEntry> {
+  const user = pb.authStore.model
+  if (!user) throw new Error('未登录')
+
+  // 验证竞猜状态和下注范围 (H1)
+  const betData = await pb.collection('bets').getOne(betId, { $autoCancel: false })
+  if ((betData as any).status !== 'open') throw new Error('竞猜已关闭，无法下注')
+  if (stake < (betData as any).minStake || stake > (betData as any).maxStake) {
+    throw new Error(`下注积分需在 ${(betData as any).minStake}~${(betData as any).maxStake} 之间`)
+  }
+
+  // 防止重复下注
+  const existing = await pb.collection('bet_entries').getList(1, 1, {
+    filter: `bet="${betId}" && user="${user.id}"`,
+    $autoCancel: false,
+  })
+  if (existing.items.length > 0) throw new Error('你已经下注过了')
+
+  // 重新读取最新积分缓解 TOCTOU (C2)
+  const currentUser = await pb.collection('users').getOne(user.id, { $autoCancel: false })
+  const currentPoints = (currentUser as any).points || 0
+  if (currentPoints < stake) throw new Error('积分不足')
+
+  await pb.collection('users').update(user.id, {
+    points: currentPoints - stake,
+  })
+
+  const entry = await pb.collection('bet_entries').create({
+    bet: betId,
+    user: user.id,
+    option: optionId,
+    stake,
+  })
+
+  await pb.collection('point_logs').create({
+    user: user.id,
+    action: 'bet',
+    points: -stake,
+    relatedId: entry.id,
+  })
+
+  return entry as unknown as BetEntry
+}
+
+export async function closeBet(betId: string): Promise<Bet> {
+  const record = await pb.collection('bets').update(betId, { status: 'closed' })
+  return record as unknown as Bet
+}
+
+export async function settleBet(betId: string, resultOptionId: string): Promise<void> {
+  const user = pb.authStore.model
+  if (!user) throw new Error('未登录')
+
+  // 先标记为 settled 防止双重结算 (C1)
+  const betData = await pb.collection('bets').getOne(betId, { $autoCancel: false })
+  if ((betData as any).status === 'settled') throw new Error('竞猜已结算，请勿重复操作')
+  if ((betData as any).creator !== user.id) throw new Error('只有发起人可以开奖') // (H2)
+
+  const now = new Date().toISOString().replace('T', ' ').slice(0, 19) + '.000Z'
+  await pb.collection('bets').update(betId, {
+    status: 'settled',
+    resultOption: resultOptionId,
+    settledAt: now,
+  })
+
+  const entries = await getBetEntries(betId)
+  const totalPool = entries.reduce((sum, e) => sum + e.stake, 0)
+
+  const winnerEntries = entries.filter(e => e.option === resultOptionId)
+  const loserEntries = entries.filter(e => e.option !== resultOptionId)
+
+  // 并行标记输赢
+  const markPromises: Promise<void>[] = []
+
+  if (winnerEntries.length === 0) {
+    // 无人猜中，退还所有积分
+    for (const entry of entries) {
+      markPromises.push((async () => {
+        const entryUser = await pb.collection('users').getOne(entry.user, { $autoCancel: false })
+        await pb.collection('users').update(entry.user, {
+          points: ((entryUser as any).points || 0) + entry.stake,
+        })
+        await pb.collection('point_logs').create({
+          user: entry.user,
+          action: 'bet',
+          points: entry.stake,
+          relatedId: entry.id,
+        })
+        await pb.collection('bet_entries').update(entry.id, { won: false })
+      })())
+    }
+  } else {
+    const winnerTotalStake = winnerEntries.reduce((sum, e) => sum + e.stake, 0)
+    let distributed = 0
+
+    for (const entry of winnerEntries) {
+      const winAmount = Math.floor((entry.stake / winnerTotalStake) * totalPool)
+      distributed += winAmount
+
+      markPromises.push((async () => {
+        const entryUser = await pb.collection('users').getOne(entry.user, { $autoCancel: false })
+        await pb.collection('users').update(entry.user, {
+          points: ((entryUser as any).points || 0) + winAmount,
+        })
+        await pb.collection('point_logs').create({
+          user: entry.user,
+          action: 'bet',
+          points: winAmount,
+          relatedId: entry.id,
+        })
+        await pb.collection('bet_entries').update(entry.id, { won: true })
+      })())
+    }
+
+    // 余数分给最后一个赢家而非庄家 (C3)
+    const remainder = totalPool - distributed
+    if (remainder > 0 && winnerEntries.length > 0) {
+      const lastWinner = winnerEntries[winnerEntries.length - 1]
+      markPromises.push((async () => {
+        const entryUser = await pb.collection('users').getOne(lastWinner.user, { $autoCancel: false })
+        await pb.collection('users').update(lastWinner.user, {
+          points: ((entryUser as any).points || 0) + remainder,
+        })
+      })())
+    }
+
+    for (const entry of loserEntries) {
+      markPromises.push(pb.collection('bet_entries').update(entry.id, { won: false }).then(() => {}))
+    }
+  }
+
+  await Promise.all(markPromises)
+}
+
+export async function subscribeBets(
+  groupId: string,
+  callback: (data: any) => void
+): Promise<() => void> {
+  return pb.collection('bets').subscribe('*', (data) => {
+    if (data.record?.group === groupId) callback(data)
+  })
+}
diff --git a/frontend/src/api/gameBlacklist.ts b/frontend/src/api/gameBlacklist.ts
new file mode 100644
index 0000000..24d9870
--- /dev/null
+++ b/frontend/src/api/gameBlacklist.ts
@@ -0,0 +1,57 @@
+import { pb } from './pocketbase'
+import type { BlacklistEntry } from '@/types'
+
+export async function createBlacklistEntry(data: {
+  group: string
+  game?: string
+  gameName: string
+  reason: string
+  description: string
+  severity: string
+}): Promise<BlacklistEntry> {
+  const user = pb.authStore.model
+  if (!user) throw new Error('未登录')
+
+  const payload: Record<string, any> = {
+    group: data.group,
+    reporter: user.id,
+    gameName: data.gameName,
+    reason: data.reason,
+    description: data.description,
+    severity: data.severity,
+  }
+  if (data.game) payload.game = data.game
+
+  const record = await pb.collection('game_blacklist').create(payload)
+  return record as unknown as BlacklistEntry
+}
+
+export async function listBlacklist(
+  groupId: string,
+  options?: { reason?: string; severity?: string }
+): Promise<BlacklistEntry[]> {
+  let filter = `group="${groupId}"`
+  if (options?.reason) filter += ` && reason="${options.reason}"`
+  if (options?.severity) filter += ` && severity="${options.severity}"`
+
+  const result = await pb.collection('game_blacklist').getFullList({
+    filter,
+    sort: '-created',
+    expand: 'reporter,game',
+    $autoCancel: false,
+  })
+  return result as unknown as BlacklistEntry[]
+}
+
+export async function deleteBlacklistEntry(entryId: string): Promise<void> {
+  await pb.collection('game_blacklist').delete(entryId)
+}
+
+export async function subscribeBlacklist(
+  groupId: string,
+  callback: (data: any) => void
+): Promise<() => void> {
+  return pb.collection('game_blacklist').subscribe('*', (data) => {
+    if (data.record?.group === groupId) callback(data)
+  })
+}
diff --git a/frontend/src/api/points.ts b/frontend/src/api/points.ts
index aaf8785..abaa9a3 100644
--- a/frontend/src/api/points.ts
+++ b/frontend/src/api/points.ts
@@ -4,7 +4,8 @@ import type { PointLog, PointAction } from '@/types'
 const POINT_MAP: Record<PointAction, number> = {
   vote: 1,
   team: 2,
-  memory: 1
+  memory: 1,
+  bet: 0  // 竞猜积分变动不固定，通过 bets.ts 直接操作
 }
 
 export async function awardPoints(action: PointAction, relatedId: string): Promise<void> {
diff --git a/frontend/src/components/bet/BetCard.vue b/frontend/src/components/bet/BetCard.vue
new file mode 100644
index 0000000..59df500
--- /dev/null
+++ b/frontend/src/components/bet/BetCard.vue
@@ -0,0 +1,320 @@
+<script setup lang="ts">
+import { computed } from 'vue'
+import { displayName } from '@/types'
+import type { Bet, BetOption, BetEntry } from '@/types'
+
+const props = defineProps<{
+  bet: Bet
+  options: BetOption[]
+  entries: BetEntry[]
+  currentUserEntry: BetEntry | null
+}>()
+
+const emit = defineEmits<{
+  click: []
+}>()
+
+// 状态标签
+const statusMap: Record<string, { label: string; cls: string }> = {
+  open: { label: '进行中', cls: 'active' },
+  closed: { label: '已关闭', cls: 'closed' },
+  settled: { label: '已开奖', cls: 'settled' },
+}
+
+const statusInfo = computed(() => statusMap[props.bet.status] || statusMap.open)
+
+// 发起人名称
+const creatorName = computed(() => displayName(props.bet.expand?.creator))
+
+// 奖池总额
+const totalPool = computed(() => props.entries.reduce((sum, e) => sum + e.stake, 0))
+
+// 各选项的下注总额
+const optionStakes = computed(() => {
+  const map: Record<string, number> = {}
+  for (const e of props.entries) {
+    map[e.option] = (map[e.option] || 0) + e.stake
+  }
+  return map
+})
+
+// 截止时间倒计时
+const deadlineText = computed(() => {
+  if (!props.bet.deadline) return null
+  const deadline = new Date(props.bet.deadline).getTime()
+  const now = Date.now()
+  const diff = deadline - now
+
+  if (diff <= 0) return '已截止'
+
+  const minutes = Math.floor(diff / (1000 * 60))
+  const hours = Math.floor(minutes / 60)
+  const days = Math.floor(hours / 24)
+
+  if (days > 0) return `${days}天后截止`
+  if (hours > 0) return `${hours}小时后截止`
+  if (minutes > 0) return `${minutes}分钟后截止`
+  return '即将截止'
+})
+</script>
+
+<template>
+  <div class="bet-card" @click="emit('click')">
+    <!-- 顶部标签行 -->
+    <div class="bet-card__tags">
+      <span class="bet-card__status-tag" :class="`bet-card__status-tag--${statusInfo.cls}`">
+        {{ statusInfo.label }}
+      </span>
+      <span v-if="currentUserEntry" class="bet-card__voted-badge">
+        已下注
+      </span>
+    </div>
+
+    <!-- 标题 -->
+    <div class="bet-card__title">{{ bet.title }}</div>
+
+    <!-- 发起人 -->
+    <div class="bet-card__creator">
+      <svg class="bet-card__creator-icon" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+        <path d="M20 21v-2a4 4 0 0 0-4-4H8a4 4 0 0 0-4 4v2" />
+        <circle cx="12" cy="7" r="4" />
+      </svg>
+      <span>{{ creatorName }}</span>
+    </div>
+
+    <!-- 奖池总额 -->
+    <div class="bet-card__pool">
+      <svg class="bet-card__pool-icon" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+        <line x1="12" y1="1" x2="12" y2="23" />
+        <path d="M17 5H9.5a3.5 3.5 0 0 0 0 7h5a3.5 3.5 0 0 1 0 7H6" />
+      </svg>
+      <span class="bet-card__pool-label">奖池</span>
+      <span class="bet-card__pool-value">{{ totalPool }} 积分</span>
+    </div>
+
+    <!-- 各选项进度条 -->
+    <div v-if="options.length > 0 && totalPool > 0" class="bet-card__options">
+      <div
+        v-for="option in options"
+        :key="option.id"
+        class="bet-card__option"
+      >
+        <div class="bet-card__option-header">
+          <span class="bet-card__option-name">{{ option.content }}</span>
+          <span class="bet-card__option-pct">
+            {{ totalPool > 0 ? Math.round((optionStakes[option.id] || 0) / totalPool * 100) : 0 }}%
+          </span>
+        </div>
+        <div class="bet-card__option-bar">
+          <div
+            class="bet-card__option-fill"
+            :style="{
+              width: totalPool > 0
+                ? ((optionStakes[option.id] || 0) / totalPool * 100) + '%'
+                : '0%',
+            }"
+          />
+        </div>
+      </div>
+    </div>
+
+    <!-- 底部：截止时间 -->
+    <div v-if="deadlineText" class="bet-card__footer">
+      <svg class="bet-card__footer-icon" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+        <circle cx="12" cy="12" r="10" />
+        <polyline points="12 6 12 12 16 14" />
+      </svg>
+      <span :class="{ 'bet-card__deadline--urgent': deadlineText === '即将截止' }">
+        {{ deadlineText }}
+      </span>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.bet-card {
+  background: var(--gg-bg-card);
+  border: 1px solid var(--gg-border);
+  border-radius: var(--gg-radius-md);
+  padding: 16px 18px;
+  cursor: pointer;
+  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
+}
+
+.bet-card:hover {
+  border-color: var(--gg-primary-light);
+  box-shadow: 0 0 20px rgba(5, 150, 105, 0.1);
+  transform: translateY(-1px);
+}
+
+/* 标签行 */
+.bet-card__tags {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  flex-wrap: wrap;
+  margin-bottom: 10px;
+}
+
+.bet-card__status-tag {
+  display: inline-block;
+  padding: 2px 8px;
+  border-radius: 6px;
+  font-size: 11px;
+  font-weight: 600;
+  line-height: 18px;
+}
+
+.bet-card__status-tag--active {
+  background: rgba(16, 185, 129, 0.1);
+  color: var(--gg-success);
+}
+
+.bet-card__status-tag--closed {
+  background: var(--gg-bg-elevated);
+  color: var(--gg-text-muted);
+}
+
+.bet-card__status-tag--settled {
+  background: rgba(64, 158, 255, 0.1);
+  color: #409eff;
+}
+
+.bet-card__voted-badge {
+  display: inline-block;
+  padding: 2px 8px;
+  border-radius: 6px;
+  font-size: 11px;
+  font-weight: 600;
+  line-height: 18px;
+  background: rgba(5, 150, 105, 0.15);
+  color: var(--gg-primary);
+}
+
+/* 标题 */
+.bet-card__title {
+  font-size: 15px;
+  font-weight: 600;
+  color: var(--gg-text);
+  line-height: 1.5;
+  margin-bottom: 8px;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  display: -webkit-box;
+  -webkit-line-clamp: 2;
+  -webkit-box-orient: vertical;
+}
+
+/* 发起人 */
+.bet-card__creator {
+  display: flex;
+  align-items: center;
+  gap: 4px;
+  font-size: 12px;
+  color: var(--gg-text-secondary);
+  margin-bottom: 8px;
+}
+
+.bet-card__creator-icon {
+  width: 14px;
+  height: 14px;
+  flex-shrink: 0;
+}
+
+/* 奖池 */
+.bet-card__pool {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  padding: 6px 10px;
+  background: rgba(5, 150, 105, 0.06);
+  border-radius: 6px;
+  margin-bottom: 10px;
+}
+
+.bet-card__pool-icon {
+  width: 16px;
+  height: 16px;
+  color: var(--gg-primary);
+  flex-shrink: 0;
+}
+
+.bet-card__pool-label {
+  font-size: 12px;
+  color: var(--gg-text-muted);
+}
+
+.bet-card__pool-value {
+  font-size: 14px;
+  font-weight: 700;
+  color: var(--gg-primary);
+}
+
+/* 选项进度 */
+.bet-card__options {
+  display: flex;
+  flex-direction: column;
+  gap: 6px;
+  margin-bottom: 8px;
+}
+
+.bet-card__option {
+  display: flex;
+  flex-direction: column;
+  gap: 3px;
+}
+
+.bet-card__option-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.bet-card__option-name {
+  font-size: 12px;
+  color: var(--gg-text-secondary);
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.bet-card__option-pct {
+  font-size: 11px;
+  color: var(--gg-text-muted);
+  flex-shrink: 0;
+}
+
+.bet-card__option-bar {
+  height: 4px;
+  background: var(--gg-bg-elevated);
+  border-radius: 2px;
+  overflow: hidden;
+}
+
+.bet-card__option-fill {
+  height: 100%;
+  background: var(--gg-primary);
+  border-radius: 2px;
+  transition: width 0.3s ease;
+}
+
+/* 底部 */
+.bet-card__footer {
+  display: flex;
+  align-items: center;
+  gap: 4px;
+  font-size: 12px;
+  color: var(--gg-text-muted);
+}
+
+.bet-card__footer-icon {
+  width: 14px;
+  height: 14px;
+  flex-shrink: 0;
+}
+
+.bet-card__deadline--urgent {
+  color: var(--gg-danger);
+  font-weight: 600;
+}
+</style>
diff --git a/frontend/src/components/bet/BetDetail.vue b/frontend/src/components/bet/BetDetail.vue
new file mode 100644
index 0000000..27d63c9
--- /dev/null
+++ b/frontend/src/components/bet/BetDetail.vue
@@ -0,0 +1,650 @@
+<script setup lang="ts">
+import { ref, computed, onMounted, onUnmounted } from 'vue'
+import { ElMessage, ElMessageBox } from 'element-plus'
+import { ArrowLeft, Loading } from '@element-plus/icons-vue'
+import { getBet, getBetOptions, getBetEntries, placeBet, closeBet, subscribeBets } from '@/api/bets'
+import { pb } from '@/api/pocketbase'
+import { displayName } from '@/types'
+import type { Bet, BetOption, BetEntry } from '@/types'
+import BetEntryList from './BetEntryList.vue'
+import SettleBetDialog from './SettleBetDialog.vue'
+
+const props = defineProps<{
+  betId: string
+}>()
+
+const emit = defineEmits<{
+  back: []
+}>()
+
+// 数据
+const bet = ref<Bet | null>(null)
+const options = ref<BetOption[]>([])
+const entries = ref<BetEntry[]>([])
+const loading = ref(false)
+
+// 下注表单
+const selectedOption = ref('')
+const stakeAmount = ref(1)
+
+// 结算弹窗
+const showSettle = ref(false)
+
+// 实时订阅
+let unsubscribeFn: (() => void) | null = null
+
+// 计算属性
+const creatorName = computed(() => displayName(bet.value?.expand?.creator))
+
+const totalPool = computed(() => entries.value.reduce((sum, e) => sum + e.stake, 0))
+
+// 各选项的下注总额和人数
+const optionStats = computed(() => {
+  const stats: Record<string, { totalStake: number; count: number }> = {}
+  for (const opt of options.value) {
+    stats[opt.id] = { totalStake: 0, count: 0 }
+  }
+  for (const e of entries.value) {
+    if (!stats[e.option]) {
+      stats[e.option] = { totalStake: 0, count: 0 }
+    }
+    stats[e.option].totalStake += e.stake
+    stats[e.option].count += 1
+  }
+  return stats
+})
+
+// 当前用户
+const currentUserId = computed(() => pb.authStore.model?.id)
+const isCreator = computed(() => bet.value?.creator === currentUserId.value)
+
+// 当前用户的下注记录
+const currentUserEntry = computed(() =>
+  entries.value.find((e) => e.user === currentUserId.value) || null
+)
+
+// 状态
+const isOpen = computed(() => bet.value?.status === 'open')
+const isClosed = computed(() => bet.value?.status === 'closed')
+const isSettled = computed(() => bet.value?.status === 'settled')
+
+// 结果选项ID
+const resultOptionId = computed(() => bet.value?.resultOption || '')
+
+// 加载数据
+async function loadDetail() {
+  loading.value = true
+  try {
+    const [betData, optionsData, entriesData] = await Promise.all([
+      getBet(props.betId),
+      getBetOptions(props.betId),
+      getBetEntries(props.betId),
+    ])
+    bet.value = betData
+    options.value = optionsData
+    entries.value = entriesData
+  } catch (error) {
+    console.error('加载竞猜详情失败:', error)
+  } finally {
+    loading.value = false
+  }
+}
+
+// 下注
+async function handlePlaceBet() {
+  if (!selectedOption.value) {
+    ElMessage.warning('请选择一个选项')
+    return
+  }
+  if (!stakeAmount.value || stakeAmount.value < 1) {
+    ElMessage.warning('请输入有效的积分数')
+    return
+  }
+
+  try {
+    await placeBet(props.betId, selectedOption.value, stakeAmount.value)
+    ElMessage.success('下注成功')
+    await loadDetail()
+  } catch (error: any) {
+    ElMessage.error(error.message || '下注失败')
+  }
+}
+
+// 关闭竞猜
+async function handleClose() {
+  try {
+    await ElMessageBox.confirm('确定要关闭竞猜吗？关闭后将不能再下注。', '关闭竞猜', {
+      confirmButtonText: '确定关闭',
+      cancelButtonText: '取消',
+      type: 'warning',
+    })
+    await closeBet(props.betId)
+    ElMessage.success('竞猜已关闭')
+    await loadDetail()
+  } catch {
+    // 用户取消
+  }
+}
+
+// 实时订阅
+async function startSubscription() {
+  if (unsubscribeFn) {
+    unsubscribeFn()
+    unsubscribeFn = null
+  }
+  if (!bet.value) return
+  const groupId = bet.value.group
+  unsubscribeFn = await subscribeBets(groupId, () => {
+    loadDetail()
+  })
+}
+
+onMounted(async () => {
+  await loadDetail()
+  startSubscription()
+})
+
+onUnmounted(() => {
+  if (unsubscribeFn) {
+    unsubscribeFn()
+    unsubscribeFn = null
+  }
+})
+</script>
+
+<template>
+  <div class="bet-detail">
+    <!-- 顶部操作栏 -->
+    <div class="bet-detail__header">
+      <el-button text @click="emit('back')">
+        <el-icon><ArrowLeft /></el-icon>
+        返回
+      </el-button>
+      <div class="bet-detail__actions">
+        <button
+          v-if="isCreator && isOpen"
+          class="action-btn action-btn--close"
+          @click="handleClose"
+        >
+          关闭竞猜
+        </button>
+        <button
+          v-if="isCreator && isClosed"
+          class="action-btn action-btn--settle"
+          @click="showSettle = true"
+        >
+          开奖
+        </button>
+      </div>
+    </div>
+
+    <!-- 加载中 -->
+    <div v-if="loading" class="bet-detail__loading">
+      <el-icon class="is-loading"><Loading /></el-icon>
+      <span>加载中...</span>
+    </div>
+
+    <!-- 竞猜内容 -->
+    <template v-else-if="bet">
+      <!-- 标题区域 -->
+      <div class="bet-detail__title-area">
+        <h2 class="bet-detail__title">{{ bet.title }}</h2>
+        <div class="bet-detail__meta">
+          <span class="bet-detail__meta-item">
+            <svg class="meta-icon" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+              <path d="M20 21v-2a4 4 0 0 0-4-4H8a4 4 0 0 0-4 4v2" />
+              <circle cx="12" cy="7" r="4" />
+            </svg>
+            {{ creatorName }} 发起
+          </span>
+          <span class="bet-detail__meta-item">
+            <svg class="meta-icon" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+              <line x1="12" y1="1" x2="12" y2="23" />
+              <path d="M17 5H9.5a3.5 3.5 0 0 0 0 7h5a3.5 3.5 0 0 1 0 7H6" />
+            </svg>
+            奖池 {{ totalPool }} 积分
+          </span>
+          <span class="bet-detail__meta-item">
+            下注范围 {{ bet.minStake }}~{{ bet.maxStake }} 积分
+          </span>
+        </div>
+      </div>
+
+      <!-- 描述 -->
+      <div v-if="bet.description" class="bet-detail__desc">
+        {{ bet.description }}
+      </div>
+
+      <!-- 选项列表 -->
+      <div class="bet-detail__options">
+        <div
+          v-for="option in options"
+          :key="option.id"
+          :class="[
+            'bet-detail__option',
+            {
+              'bet-detail__option--winner': isSettled && resultOptionId === option.id,
+              'bet-detail__option--loser': isSettled && resultOptionId !== option.id,
+            },
+          ]"
+        >
+          <div class="bet-detail__option-header">
+            <span class="bet-detail__option-name">
+              {{ option.content }}
+              <span v-if="isSettled && resultOptionId === option.id" class="winner-badge">
+                正确答案
+              </span>
+            </span>
+            <div class="bet-detail__option-stats">
+              <span class="bet-detail__option-count">
+                {{ (optionStats[option.id]?.count || 0) }} 人
+              </span>
+              <span class="bet-detail__option-stake">
+                {{ optionStats[option.id]?.totalStake || 0 }} 积分
+              </span>
+            </div>
+          </div>
+          <div class="bet-detail__option-bar">
+            <div
+              class="bet-detail__option-fill"
+              :class="{ 'bet-detail__option-fill--winner': isSettled && resultOptionId === option.id }"
+              :style="{
+                width: totalPool > 0
+                  ? ((optionStats[option.id]?.totalStake || 0) / totalPool * 100) + '%'
+                  : '0%',
+              }"
+            />
+          </div>
+        </div>
+      </div>
+
+      <!-- 下注区域（状态 open 且未下注时） -->
+      <div v-if="isOpen && !currentUserEntry" class="bet-detail__bet-area">
+        <h4 class="bet-detail__bet-title">下注</h4>
+        <div class="bet-detail__bet-form">
+          <div class="bet-detail__bet-option">
+            <label>选择选项</label>
+            <div class="bet-detail__option-pick">
+              <button
+                v-for="option in options"
+                :key="option.id"
+                type="button"
+                :class="['bet-detail__pick-card', { 'bet-detail__pick-card--active': selectedOption === option.id }]"
+                @click="selectedOption = option.id"
+              >
+                {{ option.content }}
+              </button>
+            </div>
+          </div>
+          <div class="bet-detail__bet-stake">
+            <label>下注积分</label>
+            <el-input-number
+              v-model="stakeAmount"
+              :min="bet.minStake"
+              :max="bet.maxStake"
+              :step="1"
+            />
+          </div>
+          <button
+            class="bet-detail__bet-btn"
+            :disabled="!selectedOption"
+            @click="handlePlaceBet"
+          >
+            下注
+          </button>
+        </div>
+      </div>
+
+      <!-- 已下注提示 -->
+      <div v-if="isOpen && currentUserEntry" class="bet-detail__already-bet">
+        <svg class="bet-detail__already-icon" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+          <path d="M22 11.08V12a10 10 0 1 1-5.93-9.14" />
+          <polyline points="22 4 12 14.01 9 11.01" />
+        </svg>
+        <span>
+          你已下注 <strong>{{ currentUserEntry.stake }}</strong> 积分，选择「{{ currentUserEntry.expand?.option?.content || '未知' }}」
+        </span>
+      </div>
+
+      <!-- 下注记录 -->
+      <div class="bet-detail__entries">
+        <h4 class="bet-detail__entries-title">下注记录</h4>
+        <BetEntryList :entries="entries" :show-result="isSettled" />
+      </div>
+    </template>
+
+    <!-- 开奖弹窗 -->
+    <SettleBetDialog
+      v-if="bet"
+      v-model="showSettle"
+      :bet-id="betId"
+      :options="options"
+      @settled="loadDetail"
+    />
+  </div>
+</template>
+
+<style scoped>
+.bet-detail {
+  display: flex;
+  flex-direction: column;
+  gap: 16px;
+}
+
+/* 顶部操作栏 */
+.bet-detail__header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.bet-detail__actions {
+  display: flex;
+  gap: 8px;
+}
+
+.action-btn {
+  display: flex;
+  align-items: center;
+  gap: 5px;
+  padding: 6px 14px;
+  border: none;
+  border-radius: var(--gg-radius-sm);
+  font-size: 13px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: opacity 0.2s, border-color 0.2s, color 0.2s;
+}
+
+.action-btn--close {
+  background: var(--gg-bg-card);
+  border: 1px solid var(--gg-border);
+  color: var(--gg-text-secondary);
+}
+
+.action-btn--close:hover {
+  border-color: var(--gg-danger);
+  color: var(--gg-danger);
+}
+
+.action-btn--settle {
+  background: var(--gg-gradient);
+  color: #fff;
+}
+
+.action-btn--settle:hover {
+  opacity: 0.85;
+}
+
+/* 加载中 */
+.bet-detail__loading {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 8px;
+  padding: 40px 0;
+  color: var(--gg-text-secondary);
+}
+
+/* 标题区域 */
+.bet-detail__title-area {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.bet-detail__title {
+  margin: 0;
+  font-size: 18px;
+  font-weight: 600;
+  color: var(--gg-text);
+}
+
+.bet-detail__meta {
+  display: flex;
+  align-items: center;
+  gap: 14px;
+  flex-wrap: wrap;
+}
+
+.bet-detail__meta-item {
+  display: flex;
+  align-items: center;
+  gap: 4px;
+  font-size: 13px;
+  color: var(--gg-text-secondary);
+}
+
+.meta-icon {
+  width: 14px;
+  height: 14px;
+  flex-shrink: 0;
+}
+
+/* 描述 */
+.bet-detail__desc {
+  font-size: 14px;
+  color: var(--gg-text-secondary);
+  line-height: 1.6;
+  padding: 10px 14px;
+  background: var(--gg-bg-elevated);
+  border-radius: var(--gg-radius-sm);
+}
+
+/* 选项列表 */
+.bet-detail__options {
+  display: flex;
+  flex-direction: column;
+  gap: 10px;
+}
+
+.bet-detail__option {
+  padding: 12px 16px;
+  border: 1px solid var(--gg-border);
+  border-radius: 8px;
+  transition: all 0.2s;
+}
+
+.bet-detail__option--winner {
+  border-color: var(--gg-success);
+  background: rgba(16, 185, 129, 0.06);
+}
+
+.bet-detail__option--loser {
+  opacity: 0.5;
+}
+
+.bet-detail__option-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  margin-bottom: 8px;
+}
+
+.bet-detail__option-name {
+  font-size: 14px;
+  font-weight: 500;
+  color: var(--gg-text);
+  display: flex;
+  align-items: center;
+  gap: 6px;
+}
+
+.winner-badge {
+  display: inline-block;
+  padding: 1px 8px;
+  border-radius: 4px;
+  font-size: 11px;
+  font-weight: 600;
+  background: rgba(16, 185, 129, 0.12);
+  color: var(--gg-success);
+}
+
+.bet-detail__option-stats {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  flex-shrink: 0;
+}
+
+.bet-detail__option-count {
+  font-size: 12px;
+  color: var(--gg-text-secondary);
+}
+
+.bet-detail__option-stake {
+  font-size: 12px;
+  font-weight: 600;
+  color: var(--gg-primary);
+}
+
+.bet-detail__option-bar {
+  height: 6px;
+  background: var(--gg-bg-elevated);
+  border-radius: 3px;
+  overflow: hidden;
+}
+
+.bet-detail__option-fill {
+  height: 100%;
+  background: var(--gg-primary);
+  border-radius: 3px;
+  transition: width 0.3s ease;
+}
+
+.bet-detail__option-fill--winner {
+  background: var(--gg-success);
+}
+
+/* 下注区域 */
+.bet-detail__bet-area {
+  padding: 16px;
+  border: 1px solid var(--gg-border);
+  border-radius: var(--gg-radius-md);
+  background: var(--gg-bg-card);
+}
+
+.bet-detail__bet-title {
+  margin: 0 0 12px;
+  font-size: 15px;
+  font-weight: 600;
+  color: var(--gg-text);
+}
+
+.bet-detail__bet-form {
+  display: flex;
+  align-items: flex-end;
+  gap: 12px;
+  flex-wrap: wrap;
+}
+
+.bet-detail__bet-option,
+.bet-detail__bet-stake {
+  display: flex;
+  flex-direction: column;
+  gap: 6px;
+}
+
+.bet-detail__bet-option label,
+.bet-detail__bet-stake label {
+  font-size: 13px;
+  color: var(--gg-text-secondary);
+}
+
+.bet-detail__option-pick {
+  display: flex;
+  gap: 8px;
+  flex-wrap: wrap;
+}
+
+.bet-detail__pick-card {
+  padding: 6px 16px;
+  border: 1px solid var(--gg-border);
+  border-radius: var(--gg-radius-sm);
+  background: var(--gg-bg-card);
+  font-size: 13px;
+  color: var(--gg-text-secondary);
+  cursor: pointer;
+  transition: all 0.2s;
+  user-select: none;
+  -webkit-tap-highlight-color: transparent;
+}
+
+.bet-detail__pick-card:hover {
+  border-color: var(--gg-primary);
+  color: var(--gg-primary);
+}
+
+.bet-detail__pick-card--active {
+  border-color: var(--gg-primary);
+  background: rgba(5, 150, 105, 0.08);
+  color: var(--gg-primary);
+  font-weight: 500;
+}
+
+.bet-detail__bet-btn {
+  padding: 8px 24px;
+  border: none;
+  border-radius: var(--gg-radius-sm);
+  background: var(--gg-gradient);
+  color: #fff;
+  font-size: 14px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: opacity 0.2s;
+}
+
+.bet-detail__bet-btn:hover {
+  opacity: 0.85;
+}
+
+.bet-detail__bet-btn:disabled {
+  opacity: 0.5;
+  cursor: not-allowed;
+}
+
+/* 已下注提示 */
+.bet-detail__already-bet {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  padding: 10px 14px;
+  background: rgba(5, 150, 105, 0.06);
+  border-radius: var(--gg-radius-sm);
+  font-size: 14px;
+  color: var(--gg-text-secondary);
+}
+
+.bet-detail__already-bet strong {
+  color: var(--gg-primary);
+}
+
+.bet-detail__already-icon {
+  width: 18px;
+  height: 18px;
+  color: var(--gg-success);
+  flex-shrink: 0;
+}
+
+/* 下注记录 */
+.bet-detail__entries {
+  display: flex;
+  flex-direction: column;
+  gap: 10px;
+}
+
+.bet-detail__entries-title {
+  margin: 0;
+  font-size: 15px;
+  font-weight: 600;
+  color: var(--gg-text);
+}
+
+/* 响应式 */
+@media (max-width: 640px) {
+  .bet-detail__bet-form {
+    flex-direction: column;
+    align-items: stretch;
+  }
+}
+</style>
diff --git a/frontend/src/components/bet/BetEntryList.vue b/frontend/src/components/bet/BetEntryList.vue
new file mode 100644
index 0000000..7cf81dc
--- /dev/null
+++ b/frontend/src/components/bet/BetEntryList.vue
@@ -0,0 +1,145 @@
+<script setup lang="ts">
+import { displayName } from '@/types'
+import type { BetEntry } from '@/types'
+
+defineProps<{
+  entries: BetEntry[]
+  showResult?: boolean
+}>()
+</script>
+
+<template>
+  <div class="entry-list">
+    <div v-if="entries.length === 0" class="entry-list__empty">
+      暂无下注记录
+    </div>
+    <div
+      v-for="entry in entries"
+      :key="entry.id"
+      class="entry-list__item"
+    >
+      <!-- 用户信息 -->
+      <div class="entry-list__user">
+        <div class="entry-list__avatar">
+          {{ displayName(entry.expand?.user).charAt(0) }}
+        </div>
+        <span class="entry-list__name">{{ displayName(entry.expand?.user) }}</span>
+      </div>
+
+      <!-- 选择 & 积分 -->
+      <div class="entry-list__info">
+        <span class="entry-list__option">
+          {{ entry.expand?.option?.content || '未知选项' }}
+        </span>
+        <span class="entry-list__stake">{{ entry.stake }} 积分</span>
+      </div>
+
+      <!-- 结果标签 -->
+      <div v-if="showResult" class="entry-list__result">
+        <span v-if="entry.won" class="entry-list__badge entry-list__badge--win">赢</span>
+        <span v-else class="entry-list__badge entry-list__badge--lose">输</span>
+      </div>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.entry-list {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.entry-list__empty {
+  text-align: center;
+  padding: 20px;
+  font-size: 13px;
+  color: var(--gg-text-muted);
+}
+
+.entry-list__item {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 8px 12px;
+  background: var(--gg-bg-card);
+  border: 1px solid var(--gg-border);
+  border-radius: var(--gg-radius-sm);
+  gap: 12px;
+}
+
+.entry-list__user {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  min-width: 0;
+}
+
+.entry-list__avatar {
+  width: 28px;
+  height: 28px;
+  border-radius: 50%;
+  background: var(--gg-gradient);
+  color: #fff;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 12px;
+  font-weight: 600;
+  flex-shrink: 0;
+}
+
+.entry-list__name {
+  font-size: 13px;
+  font-weight: 500;
+  color: var(--gg-text);
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.entry-list__info {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  flex-shrink: 0;
+}
+
+.entry-list__option {
+  font-size: 12px;
+  color: var(--gg-text-secondary);
+  max-width: 100px;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.entry-list__stake {
+  font-size: 13px;
+  font-weight: 600;
+  color: var(--gg-primary);
+  white-space: nowrap;
+}
+
+.entry-list__result {
+  flex-shrink: 0;
+}
+
+.entry-list__badge {
+  display: inline-block;
+  padding: 2px 10px;
+  border-radius: 4px;
+  font-size: 12px;
+  font-weight: 600;
+}
+
+.entry-list__badge--win {
+  background: rgba(16, 185, 129, 0.12);
+  color: var(--gg-success);
+}
+
+.entry-list__badge--lose {
+  background: rgba(239, 68, 68, 0.08);
+  color: var(--gg-danger);
+}
+</style>
diff --git a/frontend/src/components/bet/BetList.vue b/frontend/src/components/bet/BetList.vue
new file mode 100644
index 0000000..5edc269
--- /dev/null
+++ b/frontend/src/components/bet/BetList.vue
@@ -0,0 +1,344 @@
+<script setup lang="ts">
+import { ref, onMounted, onUnmounted, computed, watch } from 'vue'
+import { useGroupStore } from '@/stores/group'
+import { listBets, getBetOptions, getBetEntries, subscribeBets } from '@/api/bets'
+import { pb } from '@/api/pocketbase'
+import BetCard from './BetCard.vue'
+import CreateBetDialog from './CreateBetDialog.vue'
+import type { Bet, BetOption, BetEntry } from '@/types'
+
+const emit = defineEmits<{
+  viewBet: [betId: string]
+}>()
+
+const groupStore = useGroupStore()
+
+const showCreate = ref(false)
+const loading = ref(false)
+let unsubscribeFn: (() => void) | null = null
+
+// 竞猜列表
+const allBets = ref<Bet[]>([])
+
+// 缓存每个 bet 的 options / entries
+interface BetExtra {
+  options: BetOption[]
+  entries: BetEntry[]
+  currentUserEntry: BetEntry | null
+}
+const betExtras = ref<Record<string, BetExtra>>({})
+
+// 分栏
+const activeBets = computed(() =>
+  allBets.value.filter((b) => b.status === 'open' || b.status === 'closed')
+)
+const settledBets = computed(() =>
+  allBets.value.filter((b) => b.status === 'settled')
+)
+
+// 加载所有竞猜及详情
+async function loadAll() {
+  const groupId = groupStore.currentGroupId
+  if (!groupId) return
+
+  loading.value = true
+  try {
+    const bets = await listBets(groupId)
+    allBets.value = bets
+
+    // 并行加载每个 bet 的 options / entries
+    const currentUserId = pb.authStore.model?.id
+    const results = await Promise.allSettled(
+      bets.map(async (bet) => {
+        const [options, entries] = await Promise.all([
+          getBetOptions(bet.id),
+          getBetEntries(bet.id),
+        ])
+        const currentUserEntry = currentUserId
+          ? entries.find((e) => e.user === currentUserId) || null
+          : null
+        return { betId: bet.id, options, entries, currentUserEntry }
+      })
+    )
+
+    const extras: Record<string, BetExtra> = {}
+    for (const r of results) {
+      if (r.status === 'fulfilled') {
+        extras[r.value.betId] = {
+          options: r.value.options,
+          entries: r.value.entries,
+          currentUserEntry: r.value.currentUserEntry,
+        }
+      }
+    }
+    betExtras.value = extras
+  } catch (error) {
+    console.error('加载竞猜列表失败:', error)
+  } finally {
+    loading.value = false
+  }
+}
+
+// 获取某个 bet 的缓存 extras
+function getExtra(betId: string): BetExtra {
+  return betExtras.value[betId] || { options: [], entries: [], currentUserEntry: null }
+}
+
+// 实时订阅
+async function startSubscription() {
+  const groupId = groupStore.currentGroupId
+  if (!groupId) return
+
+  unsubscribeFn = await subscribeBets(groupId, () => {
+    loadAll()
+  })
+}
+
+function stopSubscription() {
+  if (unsubscribeFn) {
+    unsubscribeFn()
+    unsubscribeFn = null
+  }
+}
+
+onMounted(() => {
+  if (groupStore.currentGroupId) {
+    loadAll()
+    startSubscription()
+  }
+})
+
+watch(() => groupStore.currentGroupId, (newId, oldId) => {
+  if (newId && newId !== oldId) {
+    loadAll()
+    if (!unsubscribeFn) startSubscription()
+  }
+})
+
+onUnmounted(() => {
+  stopSubscription()
+})
+</script>
+
+<template>
+  <div class="bet-list">
+    <!-- 顶部操作栏 -->
+    <div class="bet-list__header">
+      <h3 class="bet-list__title">竞猜</h3>
+      <button class="bet-list__create-btn" @click="showCreate = true">
+        <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" class="bet-list__create-icon">
+          <line x1="12" y1="5" x2="12" y2="19" />
+          <line x1="5" y1="12" x2="19" y2="12" />
+        </svg>
+        发起竞猜
+      </button>
+    </div>
+
+    <CreateBetDialog
+      v-model="showCreate"
+      @created="loadAll(); showCreate = false"
+    />
+
+    <!-- 进行中 -->
+    <section v-if="activeBets.length > 0" class="bet-list__section">
+      <div class="bet-list__section-header">
+        <span class="bet-list__section-dot bet-list__section-dot--active"></span>
+        <span class="bet-list__section-label">进行中</span>
+        <span class="bet-list__section-count">{{ activeBets.length }}</span>
+      </div>
+      <div class="bet-list__grid">
+        <BetCard
+          v-for="bet in activeBets"
+          :key="bet.id"
+          :bet="bet"
+          :options="getExtra(bet.id).options"
+          :entries="getExtra(bet.id).entries"
+          :current-user-entry="getExtra(bet.id).currentUserEntry"
+          @click="emit('viewBet', bet.id)"
+        />
+      </div>
+    </section>
+
+    <!-- 已结束 -->
+    <section v-if="settledBets.length > 0" class="bet-list__section">
+      <div class="bet-list__section-header">
+        <span class="bet-list__section-dot bet-list__section-dot--settled"></span>
+        <span class="bet-list__section-label">已结束</span>
+        <span class="bet-list__section-count">{{ settledBets.length }}</span>
+      </div>
+      <div class="bet-list__grid">
+        <BetCard
+          v-for="bet in settledBets"
+          :key="bet.id"
+          :bet="bet"
+          :options="getExtra(bet.id).options"
+          :entries="getExtra(bet.id).entries"
+          :current-user-entry="getExtra(bet.id).currentUserEntry"
+          @click="emit('viewBet', bet.id)"
+        />
+      </div>
+    </section>
+
+    <!-- 加载中 -->
+    <div v-if="loading && allBets.length === 0" class="bet-list__loading">
+      <span>加载中...</span>
+    </div>
+
+    <!-- 空状态 -->
+    <div
+      v-if="activeBets.length === 0 && settledBets.length === 0 && !loading"
+      class="bet-list__empty"
+    >
+      <svg class="bet-list__empty-icon" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5">
+        <line x1="12" y1="1" x2="12" y2="23" />
+        <path d="M17 5H9.5a3.5 3.5 0 0 0 0 7h5a3.5 3.5 0 0 1 0 7H6" />
+      </svg>
+      <p class="bet-list__empty-text">暂无竞猜</p>
+      <p class="bet-list__empty-hint">群组内还没有发起过竞猜</p>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.bet-list {
+  display: flex;
+  flex-direction: column;
+  gap: 20px;
+}
+
+/* 顶部操作栏 */
+.bet-list__header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+}
+
+.bet-list__title {
+  font-size: 18px;
+  font-weight: 700;
+  color: var(--gg-text);
+  margin: 0;
+}
+
+.bet-list__create-btn {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  padding: 7px 16px;
+  border: none;
+  border-radius: var(--gg-radius-sm);
+  background: var(--gg-gradient);
+  color: #ffffff;
+  font-size: 13px;
+  font-weight: 600;
+  cursor: pointer;
+  transition: opacity 0.2s;
+}
+
+.bet-list__create-btn:hover {
+  opacity: 0.85;
+}
+
+.bet-list__create-icon {
+  width: 16px;
+  height: 16px;
+}
+
+/* 分栏 */
+.bet-list__section {
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+}
+
+.bet-list__section-header {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+}
+
+.bet-list__section-dot {
+  display: inline-block;
+  width: 8px;
+  height: 8px;
+  border-radius: 50%;
+}
+
+.bet-list__section-dot--active {
+  background: var(--gg-success);
+  box-shadow: 0 0 6px var(--gg-success);
+}
+
+.bet-list__section-dot--settled {
+  background: var(--gg-text-muted);
+}
+
+.bet-list__section-label {
+  font-size: 14px;
+  font-weight: 600;
+  color: var(--gg-text-secondary);
+}
+
+.bet-list__section-count {
+  font-size: 12px;
+  color: var(--gg-text-muted);
+  background: var(--gg-bg-elevated);
+  padding: 1px 7px;
+  border-radius: 10px;
+}
+
+/* 网格布局 */
+.bet-list__grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
+  gap: 12px;
+}
+
+/* 加载中 */
+.bet-list__loading {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  padding: 40px 0;
+  font-size: 14px;
+  color: var(--gg-text-secondary);
+}
+
+/* 空状态 */
+.bet-list__empty {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  padding: 48px 20px;
+  text-align: center;
+}
+
+.bet-list__empty-icon {
+  width: 48px;
+  height: 48px;
+  color: var(--gg-text-muted);
+  margin-bottom: 12px;
+  opacity: 0.5;
+}
+
+.bet-list__empty-text {
+  font-size: 15px;
+  font-weight: 600;
+  color: var(--gg-text-secondary);
+  margin: 0 0 4px;
+}
+
+.bet-list__empty-hint {
+  font-size: 13px;
+  color: var(--gg-text-muted);
+  margin: 0;
+}
+
+/* 响应式 */
+@media (max-width: 640px) {
+  .bet-list__grid {
+    grid-template-columns: 1fr;
+  }
+}
+</style>
diff --git a/frontend/src/components/bet/CreateBetDialog.vue b/frontend/src/components/bet/CreateBetDialog.vue
new file mode 100644
index 0000000..8c9120a
--- /dev/null
+++ b/frontend/src/components/bet/CreateBetDialog.vue
@@ -0,0 +1,331 @@
+<script setup lang="ts">
+import { ref, computed } from 'vue'
+import { ElMessage } from 'element-plus'
+import { Plus } from '@element-plus/icons-vue'
+import { createBet } from '@/api/bets'
+import { useGroupStore } from '@/stores/group'
+
+const visible = defineModel<boolean>({ default: false })
+
+const emit = defineEmits<{
+  created: []
+}>()
+
+const groupStore = useGroupStore()
+
+const form = ref({
+  title: '',
+  description: '',
+  options: ['', ''],
+  deadline: '' as string | Date,
+  minStake: 1,
+  maxStake: 10,
+})
+
+const loading = ref(false)
+
+// 是否可以添加选项
+const canAddOption = computed(() => form.value.options.length < 10)
+
+function addOption() {
+  if (canAddOption.value) {
+    form.value.options.push('')
+  }
+}
+
+function removeOption(index: number) {
+  form.value.options.splice(index, 1)
+}
+
+function resetForm() {
+  form.value = {
+    title: '',
+    description: '',
+    options: ['', ''],
+    deadline: '',
+    minStake: 1,
+    maxStake: 10,
+  }
+}
+
+async function handleSubmit() {
+  // 标题必填
+  if (!form.value.title.trim()) {
+    ElMessage.warning('请输入竞猜标题')
+    return
+  }
+
+  // 至少2个非空选项
+  const nonEmpty = form.value.options.filter((o) => o.trim())
+  if (nonEmpty.length < 2) {
+    ElMessage.warning('至少需要2个非空选项')
+    return
+  }
+
+  // 截止时间必填
+  if (!form.value.deadline) {
+    ElMessage.warning('请选择截止时间')
+    return
+  }
+
+  // 积分范围校验
+  if (form.value.minStake < 1 || form.value.maxStake < form.value.minStake) {
+    ElMessage.warning('请设置正确的积分范围')
+    return
+  }
+
+  const groupId = groupStore.currentGroupId
+  if (!groupId) {
+    ElMessage.error('请先选择群组')
+    return
+  }
+
+  loading.value = true
+  try {
+    await createBet({
+      group: groupId,
+      title: form.value.title.trim(),
+      description: form.value.description.trim() || undefined,
+      options: nonEmpty,
+      minStake: form.value.minStake,
+      maxStake: form.value.maxStake,
+      deadline: new Date(String(form.value.deadline)).toISOString(),
+    })
+
+    visible.value = false
+    resetForm()
+    ElMessage.success('竞猜创建成功')
+    emit('created')
+  } catch (error: any) {
+    ElMessage.error(error.message || '创建竞猜失败')
+  } finally {
+    loading.value = false
+  }
+}
+
+function handleOpen() {
+  resetForm()
+}
+</script>
+
+<template>
+  <el-dialog
+    v-model="visible"
+    title="发起竞猜"
+    width="520px"
+    @open="handleOpen"
+  >
+    <div class="create-form">
+      <!-- 标题 -->
+      <div class="form-field">
+        <label>标题 <span class="required">*</span></label>
+        <el-input
+          v-model="form.title"
+          placeholder="今晚谁 MVP？"
+          maxlength="100"
+          show-word-limit
+        />
+      </div>
+
+      <!-- 描述 -->
+      <div class="form-field">
+        <label>描述</label>
+        <el-input
+          v-model="form.description"
+          type="textarea"
+          placeholder="补充说明（可选）"
+          :rows="2"
+          maxlength="500"
+          show-word-limit
+        />
+      </div>
+
+      <!-- 选项管理 -->
+      <div class="form-field">
+        <label>竞猜选项</label>
+        <div class="options-list">
+          <div
+            v-for="(_, index) in form.options"
+            :key="index"
+            class="option-item"
+          >
+            <el-input
+              v-model="form.options[index]"
+              :placeholder="`选项 ${index + 1}`"
+              maxlength="100"
+            />
+            <el-button
+              v-if="form.options.length > 2"
+              type="danger"
+              text
+              @click="removeOption(index)"
+            >
+              删除
+            </el-button>
+          </div>
+          <button
+            v-if="canAddOption"
+            class="add-option-btn"
+            @click="addOption"
+          >
+            <el-icon><Plus /></el-icon> 添加选项
+          </button>
+        </div>
+      </div>
+
+      <!-- 截止时间 -->
+      <div class="form-field">
+        <label>截止时间 <span class="required">*</span></label>
+        <el-date-picker
+          v-model="form.deadline"
+          type="datetime"
+          placeholder="选择截止时间"
+          format="YYYY-MM-DD HH:mm"
+          style="width: 100%"
+        />
+      </div>
+
+      <!-- 积分范围 -->
+      <div class="form-field">
+        <label>下注积分范围</label>
+        <div class="stake-range">
+          <div class="stake-range__item">
+            <span class="stake-range__label">最小</span>
+            <el-input-number
+              v-model="form.minStake"
+              :min="1"
+              :max="100"
+              :step="1"
+              size="small"
+            />
+          </div>
+          <span class="stake-range__separator">~</span>
+          <div class="stake-range__item">
+            <span class="stake-range__label">最大</span>
+            <el-input-number
+              v-model="form.maxStake"
+              :min="form.minStake"
+              :max="100"
+              :step="1"
+              size="small"
+            />
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <template #footer>
+      <el-button @click="visible = false">取消</el-button>
+      <button
+        class="submit-btn"
+        :disabled="loading"
+        @click="handleSubmit"
+      >
+        {{ loading ? '创建中...' : '发起竞猜' }}
+      </button>
+    </template>
+  </el-dialog>
+</template>
+
+<style scoped>
+.create-form {
+  display: flex;
+  flex-direction: column;
+  gap: 20px;
+}
+
+.form-field {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.form-field label {
+  font-size: 14px;
+  font-weight: 500;
+  color: var(--gg-text);
+}
+
+.required {
+  color: var(--gg-danger);
+}
+
+.options-list {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.option-item {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.option-item .el-input {
+  flex: 1;
+}
+
+.add-option-btn {
+  display: flex;
+  align-items: center;
+  gap: 5px;
+  padding: 7px 16px;
+  border: none;
+  border-radius: var(--gg-radius-sm);
+  background: var(--gg-gradient);
+  color: #fff;
+  font-size: 13px;
+  font-weight: 600;
+  cursor: pointer;
+  transition: opacity 0.2s;
+}
+
+.add-option-btn:hover {
+  opacity: 0.85;
+}
+
+.stake-range {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+}
+
+.stake-range__item {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.stake-range__label {
+  font-size: 13px;
+  color: var(--gg-text-secondary);
+  white-space: nowrap;
+}
+
+.stake-range__separator {
+  font-size: 16px;
+  color: var(--gg-text-muted);
+}
+
+.submit-btn {
+  padding: 8px 20px;
+  border: none;
+  border-radius: var(--gg-radius-sm);
+  background: var(--gg-gradient);
+  color: #fff;
+  font-size: 14px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: opacity 0.2s;
+}
+
+.submit-btn:hover {
+  opacity: 0.85;
+}
+
+.submit-btn:disabled {
+  opacity: 0.6;
+  cursor: not-allowed;
+}
+</style>
diff --git a/frontend/src/components/bet/SettleBetDialog.vue b/frontend/src/components/bet/SettleBetDialog.vue
new file mode 100644
index 0000000..39c7a68
--- /dev/null
+++ b/frontend/src/components/bet/SettleBetDialog.vue
@@ -0,0 +1,131 @@
+<script setup lang="ts">
+import { ref } from 'vue'
+import { ElMessage } from 'element-plus'
+import { settleBet } from '@/api/bets'
+import type { BetOption } from '@/types'
+
+const visible = defineModel<boolean>({ default: false })
+
+const props = defineProps<{
+  betId: string
+  options: BetOption[]
+}>()
+
+const emit = defineEmits<{
+  settled: []
+}>()
+
+const selectedOption = ref('')
+const loading = ref(false)
+
+function handleOpen() {
+  selectedOption.value = ''
+}
+
+async function handleSettle() {
+  if (!selectedOption.value) {
+    ElMessage.warning('请选择正确选项')
+    return
+  }
+
+  loading.value = true
+  try {
+    await settleBet(props.betId, selectedOption.value)
+    visible.value = false
+    ElMessage.success('开奖成功')
+    emit('settled')
+  } catch (error: any) {
+    ElMessage.error(error.message || '开奖失败')
+  } finally {
+    loading.value = false
+  }
+}
+</script>
+
+<template>
+  <el-dialog
+    v-model="visible"
+    title="开奖"
+    width="420px"
+    @open="handleOpen"
+  >
+    <div class="settle-form">
+      <p class="settle-form__hint">请选择正确的选项来结算竞猜：</p>
+
+      <el-radio-group v-model="selectedOption" class="settle-form__options">
+        <div
+          v-for="option in options"
+          :key="option.id"
+          class="settle-form__option"
+        >
+          <el-radio :value="option.id">
+            {{ option.content }}
+          </el-radio>
+        </div>
+      </el-radio-group>
+    </div>
+
+    <template #footer>
+      <el-button @click="visible = false">取消</el-button>
+      <button
+        class="settle-form__submit"
+        :disabled="loading || !selectedOption"
+        @click="handleSettle"
+      >
+        {{ loading ? '结算中...' : '确认开奖' }}
+      </button>
+    </template>
+  </el-dialog>
+</template>
+
+<style scoped>
+.settle-form {
+  display: flex;
+  flex-direction: column;
+  gap: 16px;
+}
+
+.settle-form__hint {
+  margin: 0;
+  font-size: 14px;
+  color: var(--gg-text-secondary);
+}
+
+.settle-form__options {
+  display: flex;
+  flex-direction: column;
+  gap: 10px;
+}
+
+.settle-form__option {
+  padding: 10px 14px;
+  border: 1px solid var(--gg-border);
+  border-radius: var(--gg-radius-sm);
+  transition: border-color 0.2s;
+}
+
+.settle-form__option:hover {
+  border-color: var(--gg-primary-light);
+}
+
+.settle-form__submit {
+  padding: 8px 20px;
+  border: none;
+  border-radius: var(--gg-radius-sm);
+  background: var(--gg-gradient);
+  color: #fff;
+  font-size: 14px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: opacity 0.2s;
+}
+
+.settle-form__submit:hover {
+  opacity: 0.85;
+}
+
+.settle-form__submit:disabled {
+  opacity: 0.6;
+  cursor: not-allowed;
+}
+</style>
diff --git a/frontend/src/components/gameBlacklist/BlacklistEntryList.vue b/frontend/src/components/gameBlacklist/BlacklistEntryList.vue
new file mode 100644
index 0000000..25af6d7
--- /dev/null
+++ b/frontend/src/components/gameBlacklist/BlacklistEntryList.vue
@@ -0,0 +1,264 @@
+<script setup lang="ts">
+import { computed } from 'vue'
+import { ElMessage } from 'element-plus'
+import { deleteBlacklistEntry } from '@/api/gameBlacklist'
+import { useGroupStore } from '@/stores/group'
+import { pb } from '@/api/pocketbase'
+import { displayName } from '@/types'
+import { BlacklistReasonMap, BlacklistSeverityMap } from '@/types'
+import type { BlacklistEntry, BlacklistSeverity } from '@/types'
+
+defineProps<{
+  entries: BlacklistEntry[]
+}>()
+
+const emit = defineEmits<{
+  deleted: []
+}>()
+
+const groupStore = useGroupStore()
+
+// 当前用户 ID
+const currentUserId = computed(() => pb.authStore.model?.id)
+
+// 是否为群主
+const isOwner = computed(() => groupStore.isGroupOwner)
+
+// 是否可以删除（举报人本人或群主）
+function canDelete(entry: BlacklistEntry): boolean {
+  return entry.reporter === currentUserId.value || isOwner.value
+}
+
+// 格式化时间
+function formatTime(dateStr: string): string {
+  const date = new Date(dateStr)
+  const now = new Date()
+  const diffMs = now.getTime() - date.getTime()
+  const diffMinutes = Math.floor(diffMs / (1000 * 60))
+  const diffHours = Math.floor(diffMinutes / 60)
+  const diffDays = Math.floor(diffHours / 24)
+
+  if (diffDays > 30) {
+    return `${date.getMonth() + 1}月${date.getDate()}日`
+  } else if (diffDays > 0) {
+    return `${diffDays}天前`
+  } else if (diffHours > 0) {
+    return `${diffHours}小时前`
+  } else if (diffMinutes > 0) {
+    return `${diffMinutes}分钟前`
+  }
+  return '刚刚'
+}
+
+// 获取举报人显示名称
+function reporterName(entry: BlacklistEntry): string {
+  if (entry.expand?.reporter) {
+    return displayName(entry.expand.reporter)
+  }
+  return '未知用户'
+}
+
+// 严重程度 CSS class
+function severityClass(severity: BlacklistSeverity): string {
+  return `entry__severity--${severity}`
+}
+
+// 删除记录
+async function handleDelete(entryId: string) {
+  try {
+    await deleteBlacklistEntry(entryId)
+    ElMessage.success('已删除')
+    emit('deleted')
+  } catch (error: any) {
+    ElMessage.error(error.message || '删除失败')
+  }
+}
+</script>
+
+<template>
+  <div class="entry-list">
+    <div
+      v-for="(entry, index) in entries"
+      :key="entry.id"
+      :class="['entry', { 'entry--bordered': index > 0 }]"
+    >
+      <!-- 顶部：举报人 + 时间 + 删除 -->
+      <div class="entry__header">
+        <div class="entry__reporter">
+          <div class="entry__avatar">
+            {{ reporterName(entry).charAt(0) }}
+          </div>
+          <span class="entry__name">{{ reporterName(entry) }}</span>
+        </div>
+        <div class="entry__header-right">
+          <span class="entry__time">{{ formatTime(entry.created) }}</span>
+          <el-popconfirm
+            v-if="canDelete(entry)"
+            title="确定删除这条黑名单记录？"
+            confirm-button-text="删除"
+            cancel-button-text="取消"
+            @confirm="handleDelete(entry.id)"
+          >
+            <template #reference>
+              <button class="entry__delete-btn" title="删除">
+                <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" class="entry__delete-icon">
+                  <polyline points="3 6 5 6 21 6" />
+                  <path d="M19 6v14a2 2 0 0 1-2 2H7a2 2 0 0 1-2-2V6m3 0V4a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v2" />
+                </svg>
+              </button>
+            </template>
+          </el-popconfirm>
+        </div>
+      </div>
+
+      <!-- 标签行 -->
+      <div class="entry__tags">
+        <span class="entry__reason-tag">
+          {{ BlacklistReasonMap[entry.reason] }}
+        </span>
+        <span class="entry__severity" :class="severityClass(entry.severity)">
+          {{ BlacklistSeverityMap[entry.severity] }}
+        </span>
+      </div>
+
+      <!-- 描述 -->
+      <div class="entry__desc">
+        {{ entry.description }}
+      </div>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.entry-list {
+  display: flex;
+  flex-direction: column;
+}
+
+.entry {
+  padding: 12px 0;
+}
+
+.entry--bordered {
+  border-top: 1px solid var(--gg-border);
+}
+
+/* 顶部行 */
+.entry__header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  margin-bottom: 8px;
+}
+
+.entry__reporter {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.entry__avatar {
+  width: 28px;
+  height: 28px;
+  border-radius: 50%;
+  background: var(--gg-primary);
+  color: #ffffff;
+  font-size: 12px;
+  font-weight: 600;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  flex-shrink: 0;
+}
+
+.entry__name {
+  font-size: 13px;
+  font-weight: 500;
+  color: var(--gg-text);
+}
+
+.entry__header-right {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.entry__time {
+  font-size: 12px;
+  color: var(--gg-text-muted);
+}
+
+.entry__delete-btn {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 28px;
+  height: 28px;
+  border: none;
+  border-radius: var(--gg-radius-sm);
+  background: transparent;
+  color: var(--gg-text-muted);
+  cursor: pointer;
+  transition: color 0.2s, background 0.2s;
+}
+
+.entry__delete-btn:hover {
+  color: var(--gg-danger);
+  background: rgba(239, 68, 68, 0.08);
+}
+
+.entry__delete-icon {
+  width: 16px;
+  height: 16px;
+}
+
+/* 标签行 */
+.entry__tags {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  margin-bottom: 8px;
+}
+
+.entry__reason-tag {
+  display: inline-block;
+  padding: 2px 8px;
+  border-radius: 6px;
+  font-size: 11px;
+  font-weight: 600;
+  line-height: 18px;
+  background: rgba(245, 158, 11, 0.1);
+  color: var(--gg-warning);
+}
+
+.entry__severity {
+  display: inline-block;
+  padding: 2px 8px;
+  border-radius: 6px;
+  font-size: 11px;
+  font-weight: 600;
+  line-height: 18px;
+}
+
+.entry__severity--mild {
+  background: rgba(16, 185, 129, 0.1);
+  color: var(--gg-success);
+}
+
+.entry__severity--medium {
+  background: rgba(245, 158, 11, 0.1);
+  color: var(--gg-warning);
+}
+
+.entry__severity--severe {
+  background: rgba(239, 68, 68, 0.1);
+  color: var(--gg-danger);
+}
+
+/* 描述 */
+.entry__desc {
+  font-size: 13px;
+  color: var(--gg-text-secondary);
+  line-height: 1.6;
+}
+</style>
diff --git a/frontend/src/components/gameBlacklist/BlacklistGameCard.vue b/frontend/src/components/gameBlacklist/BlacklistGameCard.vue
new file mode 100644
index 0000000..237ec57
--- /dev/null
+++ b/frontend/src/components/gameBlacklist/BlacklistGameCard.vue
@@ -0,0 +1,220 @@
+<script setup lang="ts">
+import { computed } from 'vue'
+import { BlacklistReasonMap, BlacklistSeverityMap } from '@/types'
+import type { BlacklistEntry, BlacklistSeverity } from '@/types'
+
+const props = defineProps<{
+  gameName: string
+  entries: BlacklistEntry[]
+}>()
+
+const emit = defineEmits<{
+  click: []
+}>()
+
+// 被标记次数
+const reportCount = computed(() => props.entries.length)
+
+// 最新一条记录
+const latestEntry = computed(() => props.entries[0])
+
+// 最近标记原因
+const latestReason = computed(() => {
+  const entry = latestEntry.value
+  if (!entry) return ''
+  return BlacklistReasonMap[entry.reason]
+})
+
+// 严重程度排序：severe > medium > mild
+const severityOrder: Record<BlacklistSeverity, number> = {
+  mild: 1,
+  medium: 2,
+  severe: 3,
+}
+
+// 严重程度最高的一条
+const maxSeverity = computed(() => {
+  let max: BlacklistSeverity = 'mild'
+  for (const entry of props.entries) {
+    if (severityOrder[entry.severity] > severityOrder[max]) {
+      max = entry.severity
+    }
+  }
+  return max
+})
+
+const maxSeverityLabel = computed(() => BlacklistSeverityMap[maxSeverity.value])
+
+// 严重程度对应的 CSS class
+const severityClass = computed(() => `game-card__severity--${maxSeverity.value}`)
+
+// 第一条记录描述预览
+const previewDesc = computed(() => {
+  const entry = latestEntry.value
+  if (!entry) return ''
+  return entry.description
+})
+</script>
+
+<template>
+  <div class="game-card" @click="emit('click')">
+    <!-- 左侧：游戏信息 -->
+    <div class="game-card__info">
+      <div class="game-card__name-row">
+        <span class="game-card__name">{{ gameName }}</span>
+        <span class="game-card__badge">{{ reportCount }} 次标记</span>
+      </div>
+
+      <!-- 标签行 -->
+      <div class="game-card__tags">
+        <span class="game-card__reason-tag">
+          {{ latestReason }}
+        </span>
+        <span class="game-card__severity" :class="severityClass">
+          {{ maxSeverityLabel }}
+        </span>
+      </div>
+
+      <!-- 描述预览 -->
+      <div v-if="previewDesc" class="game-card__desc">
+        {{ previewDesc }}
+      </div>
+    </div>
+
+    <!-- 右侧：展开指示 -->
+    <div class="game-card__arrow">
+      <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" class="game-card__arrow-icon">
+        <polyline points="6 9 12 15 18 9" />
+      </svg>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.game-card {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 12px;
+  background: var(--gg-bg-card);
+  border: 1px solid var(--gg-border);
+  border-radius: var(--gg-radius-md);
+  padding: 16px 18px;
+  cursor: pointer;
+  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
+}
+
+.game-card:hover {
+  border-color: var(--gg-primary-light);
+  box-shadow: 0 0 20px rgba(5, 150, 105, 0.1);
+  transform: translateY(-1px);
+}
+
+/* 左侧信息 */
+.game-card__info {
+  flex: 1;
+  min-width: 0;
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+/* 游戏名 + 次数 */
+.game-card__name-row {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+}
+
+.game-card__name {
+  font-size: 15px;
+  font-weight: 600;
+  color: var(--gg-text);
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.game-card__badge {
+  flex-shrink: 0;
+  padding: 1px 8px;
+  border-radius: 10px;
+  font-size: 11px;
+  font-weight: 600;
+  background: rgba(239, 68, 68, 0.1);
+  color: var(--gg-danger);
+}
+
+/* 标签行 */
+.game-card__tags {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  flex-wrap: wrap;
+}
+
+.game-card__reason-tag {
+  display: inline-block;
+  padding: 2px 8px;
+  border-radius: 6px;
+  font-size: 11px;
+  font-weight: 600;
+  line-height: 18px;
+  background: rgba(245, 158, 11, 0.1);
+  color: var(--gg-warning);
+}
+
+.game-card__severity {
+  display: inline-block;
+  padding: 2px 8px;
+  border-radius: 6px;
+  font-size: 11px;
+  font-weight: 600;
+  line-height: 18px;
+}
+
+.game-card__severity--mild {
+  background: rgba(16, 185, 129, 0.1);
+  color: var(--gg-success);
+}
+
+.game-card__severity--medium {
+  background: rgba(245, 158, 11, 0.1);
+  color: var(--gg-warning);
+}
+
+.game-card__severity--severe {
+  background: rgba(239, 68, 68, 0.1);
+  color: var(--gg-danger);
+}
+
+/* 描述预览 */
+.game-card__desc {
+  font-size: 13px;
+  color: var(--gg-text-secondary);
+  line-height: 1.5;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  display: -webkit-box;
+  -webkit-line-clamp: 2;
+  -webkit-box-orient: vertical;
+}
+
+/* 展开箭头 */
+.game-card__arrow {
+  flex-shrink: 0;
+  display: flex;
+  align-items: center;
+}
+
+.game-card__arrow-icon {
+  width: 18px;
+  height: 18px;
+  color: var(--gg-text-muted);
+  transition: transform 0.2s;
+}
+
+.game-card:hover .game-card__arrow-icon {
+  color: var(--gg-primary);
+}
+</style>
diff --git a/frontend/src/components/gameBlacklist/BlacklistMain.vue b/frontend/src/components/gameBlacklist/BlacklistMain.vue
new file mode 100644
index 0000000..0d4895a
--- /dev/null
+++ b/frontend/src/components/gameBlacklist/BlacklistMain.vue
@@ -0,0 +1,344 @@
+<script setup lang="ts">
+import { ref, onMounted, onUnmounted, computed, watch } from 'vue'
+import { useGroupStore } from '@/stores/group'
+import { listBlacklist, subscribeBlacklist } from '@/api/gameBlacklist'
+import BlacklistGameCard from './BlacklistGameCard.vue'
+import BlacklistEntryList from './BlacklistEntryList.vue'
+import CreateBlacklistDialog from './CreateBlacklistDialog.vue'
+import { BlacklistReasonMap, BlacklistSeverityMap } from '@/types'
+import type { BlacklistEntry, BlacklistReason, BlacklistSeverity } from '@/types'
+
+const groupStore = useGroupStore()
+
+const allEntries = ref<BlacklistEntry[]>([])
+const loading = ref(false)
+const showCreate = ref(false)
+const expandedGame = ref<string | null>(null)
+
+// 筛选条件
+const filterReason = ref<BlacklistReason | ''>('')
+const filterSeverity = ref<BlacklistSeverity | ''>('')
+
+let unsubscribeFn: (() => void) | null = null
+
+// 按游戏名聚合
+const groupedByGame = computed(() => {
+  const map = new Map<string, BlacklistEntry[]>()
+  for (const entry of allEntries.value) {
+    const key = entry.gameName
+    if (!map.has(key)) {
+      map.set(key, [])
+    }
+    map.get(key)!.push(entry)
+  }
+  // 每个游戏内的条目按时间倒序
+  for (const entries of map.values()) {
+    entries.sort((a, b) => new Date(b.created).getTime() - new Date(a.created).getTime())
+  }
+  return map
+})
+
+// 游戏列表（按被标记次数降序）
+const gameGroups = computed(() => {
+  const groups: { gameName: string; entries: BlacklistEntry[] }[] = []
+  for (const [gameName, entries] of groupedByGame.value) {
+    groups.push({ gameName, entries })
+  }
+  groups.sort((a, b) => b.entries.length - a.entries.length)
+  return groups
+})
+
+async function loadEntries() {
+  const groupId = groupStore.currentGroupId
+  if (!groupId) return
+
+  loading.value = true
+  try {
+    const options: { reason?: string; severity?: string } = {}
+    if (filterReason.value) options.reason = filterReason.value
+    if (filterSeverity.value) options.severity = filterSeverity.value
+
+    allEntries.value = await listBlacklist(groupId, options)
+  } catch (error) {
+    console.error('加载黑名单失败:', error)
+  } finally {
+    loading.value = false
+  }
+}
+
+// 实时订阅
+async function startSubscription() {
+  const groupId = groupStore.currentGroupId
+  if (!groupId) return
+
+  unsubscribeFn = await subscribeBlacklist(groupId, () => {
+    loadEntries()
+  })
+}
+
+function stopSubscription() {
+  if (unsubscribeFn) {
+    unsubscribeFn()
+    unsubscribeFn = null
+  }
+}
+
+// 展开/收起某个游戏的详细记录
+function toggleGame(gameName: string) {
+  expandedGame.value = expandedGame.value === gameName ? null : gameName
+}
+
+function handleCreated() {
+  showCreate.value = false
+  loadEntries()
+}
+
+onMounted(() => {
+  if (groupStore.currentGroupId) {
+    loadEntries()
+    startSubscription()
+  }
+})
+
+watch(() => groupStore.currentGroupId, (newId, oldId) => {
+  if (newId && newId !== oldId) {
+    expandedGame.value = null
+    stopSubscription()
+    loadEntries()
+    startSubscription()
+  }
+})
+
+// 筛选条件变化时重新加载
+watch([filterReason, filterSeverity], () => {
+  loadEntries()
+})
+
+onUnmounted(() => {
+  stopSubscription()
+})
+</script>
+
+<template>
+  <div class="blacklist-main">
+    <!-- 顶部操作栏 -->
+    <div class="blacklist-main__header">
+      <h3 class="blacklist-main__title">游戏黑名单</h3>
+      <div class="blacklist-main__actions">
+        <div class="blacklist-main__filters">
+          <el-select
+            v-model="filterReason"
+            placeholder="原因筛选"
+            clearable
+            size="small"
+            class="blacklist-main__filter-select"
+          >
+            <el-option
+              v-for="(label, key) in BlacklistReasonMap"
+              :key="key"
+              :label="label"
+              :value="key"
+            />
+          </el-select>
+          <el-select
+            v-model="filterSeverity"
+            placeholder="严重程度"
+            clearable
+            size="small"
+            class="blacklist-main__filter-select"
+          >
+            <el-option
+              v-for="(label, key) in BlacklistSeverityMap"
+              :key="key"
+              :label="label"
+              :value="key"
+            />
+          </el-select>
+        </div>
+        <button class="blacklist-main__create-btn" @click="showCreate = true">
+          <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" class="blacklist-main__create-icon">
+            <line x1="12" y1="5" x2="12" y2="19" />
+            <line x1="5" y1="12" x2="19" y2="12" />
+          </svg>
+          标记游戏
+        </button>
+      </div>
+    </div>
+
+    <CreateBlacklistDialog
+      v-model="showCreate"
+      @created="handleCreated"
+    />
+
+    <!-- 游戏卡片列表 -->
+    <div v-if="gameGroups.length > 0" class="blacklist-main__content">
+      <div v-for="group in gameGroups" :key="group.gameName" class="blacklist-main__game-group">
+        <BlacklistGameCard
+          :game-name="group.gameName"
+          :entries="group.entries"
+          @click="toggleGame(group.gameName)"
+        />
+        <!-- 展开的详细记录 -->
+        <div v-if="expandedGame === group.gameName" class="blacklist-main__expanded">
+          <BlacklistEntryList :entries="group.entries" @deleted="loadEntries" />
+        </div>
+      </div>
+    </div>
+
+    <!-- 加载状态 -->
+    <div v-else-if="loading" class="blacklist-main__loading">
+      <p class="blacklist-main__loading-text">加载中...</p>
+    </div>
+
+    <!-- 空状态 -->
+    <div v-else class="blacklist-main__empty">
+      <svg class="blacklist-main__empty-icon" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5">
+        <circle cx="12" cy="12" r="10" />
+        <line x1="4.93" y1="4.93" x2="19.07" y2="19.07" />
+      </svg>
+      <p class="blacklist-main__empty-text">暂无黑名单记录</p>
+      <p class="blacklist-main__empty-hint">标记体验差的游戏，提醒队友避开</p>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.blacklist-main {
+  display: flex;
+  flex-direction: column;
+  gap: 20px;
+}
+
+/* 顶部操作栏 */
+.blacklist-main__header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  flex-wrap: wrap;
+  gap: 12px;
+}
+
+.blacklist-main__title {
+  font-size: 18px;
+  font-weight: 700;
+  color: var(--gg-text);
+  margin: 0;
+}
+
+.blacklist-main__actions {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+  flex-wrap: wrap;
+}
+
+.blacklist-main__filters {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.blacklist-main__filter-select {
+  width: 120px;
+}
+
+.blacklist-main__create-btn {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  padding: 7px 16px;
+  border: none;
+  border-radius: var(--gg-radius-sm);
+  background: var(--gg-primary);
+  color: #ffffff;
+  font-size: 13px;
+  font-weight: 600;
+  cursor: pointer;
+  transition: opacity 0.2s;
+}
+
+.blacklist-main__create-btn:hover {
+  opacity: 0.85;
+}
+
+.blacklist-main__create-icon {
+  width: 16px;
+  height: 16px;
+}
+
+/* 内容区域 */
+.blacklist-main__content {
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+}
+
+.blacklist-main__game-group {
+  display: flex;
+  flex-direction: column;
+  gap: 0;
+}
+
+.blacklist-main__expanded {
+  padding: 0 16px;
+  background: var(--gg-bg-elevated);
+  border: 1px solid var(--gg-border);
+  border-top: none;
+  border-radius: 0 0 var(--gg-radius-md) var(--gg-radius-md);
+}
+
+/* 加载状态 */
+.blacklist-main__loading {
+  display: flex;
+  justify-content: center;
+  padding: 40px 20px;
+}
+
+.blacklist-main__loading-text {
+  font-size: 14px;
+  color: var(--gg-text-muted);
+}
+
+/* 空状态 */
+.blacklist-main__empty {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  padding: 48px 20px;
+  text-align: center;
+}
+
+.blacklist-main__empty-icon {
+  width: 48px;
+  height: 48px;
+  color: var(--gg-text-muted);
+  margin-bottom: 12px;
+  opacity: 0.5;
+}
+
+.blacklist-main__empty-text {
+  font-size: 15px;
+  font-weight: 600;
+  color: var(--gg-text-secondary);
+  margin: 0 0 4px;
+}
+
+.blacklist-main__empty-hint {
+  font-size: 13px;
+  color: var(--gg-text-muted);
+  margin: 0;
+}
+
+/* 响应式 */
+@media (max-width: 640px) {
+  .blacklist-main__header {
+    flex-direction: column;
+    align-items: flex-start;
+  }
+
+  .blacklist-main__filter-select {
+    width: 100px;
+  }
+}
+</style>
diff --git a/frontend/src/components/gameBlacklist/CreateBlacklistDialog.vue b/frontend/src/components/gameBlacklist/CreateBlacklistDialog.vue
new file mode 100644
index 0000000..ce28d09
--- /dev/null
+++ b/frontend/src/components/gameBlacklist/CreateBlacklistDialog.vue
@@ -0,0 +1,205 @@
+<script setup lang="ts">
+import { ref } from 'vue'
+import { ElMessage } from 'element-plus'
+import { createBlacklistEntry } from '@/api/gameBlacklist'
+import { useGroupStore } from '@/stores/group'
+import { BlacklistReasonMap, BlacklistSeverityMap } from '@/types'
+import type { BlacklistReason, BlacklistSeverity } from '@/types'
+
+const visible = defineModel<boolean>({ default: false })
+
+const emit = defineEmits<{
+  created: []
+}>()
+
+const groupStore = useGroupStore()
+
+const form = ref({
+  gameName: '',
+  reason: '' as BlacklistReason | '',
+  severity: '' as BlacklistSeverity | '',
+  description: '',
+})
+
+const loading = ref(false)
+
+function resetForm() {
+  form.value = {
+    gameName: '',
+    reason: '',
+    severity: '',
+    description: '',
+  }
+}
+
+async function handleSubmit() {
+  // 校验必填字段
+  if (!form.value.gameName.trim()) {
+    ElMessage.warning('请输入游戏名称')
+    return
+  }
+  if (!form.value.reason) {
+    ElMessage.warning('请选择原因')
+    return
+  }
+  if (!form.value.severity) {
+    ElMessage.warning('请选择严重程度')
+    return
+  }
+  if (!form.value.description.trim()) {
+    ElMessage.warning('请填写描述')
+    return
+  }
+
+  const groupId = groupStore.currentGroupId
+  if (!groupId) {
+    ElMessage.error('请先选择群组')
+    return
+  }
+
+  loading.value = true
+  try {
+    await createBlacklistEntry({
+      group: groupId,
+      gameName: form.value.gameName.trim(),
+      reason: form.value.reason,
+      severity: form.value.severity,
+      description: form.value.description.trim(),
+    })
+
+    visible.value = false
+    resetForm()
+    ElMessage.success('标记成功')
+    emit('created')
+  } catch (error: any) {
+    ElMessage.error(error.message || '标记失败')
+  } finally {
+    loading.value = false
+  }
+}
+
+function handleOpen() {
+  resetForm()
+}
+</script>
+
+<template>
+  <el-dialog
+    v-model="visible"
+    title="标记坑游戏"
+    width="460px"
+    @open="handleOpen"
+  >
+    <div class="create-form">
+      <!-- 游戏名称 -->
+      <div class="form-field">
+        <label>游戏名称 <span class="required">*</span></label>
+        <el-input
+          v-model="form.gameName"
+          placeholder="输入游戏名称"
+          maxlength="100"
+          show-word-limit
+        />
+      </div>
+
+      <!-- 原因选择 -->
+      <div class="form-field">
+        <label>原因 <span class="required">*</span></label>
+        <el-select
+          v-model="form.reason"
+          placeholder="选择原因"
+          style="width: 100%"
+        >
+          <el-option
+            v-for="(label, key) in BlacklistReasonMap"
+            :key="key"
+            :label="label"
+            :value="key"
+          />
+        </el-select>
+      </div>
+
+      <!-- 严重程度 -->
+      <div class="form-field">
+        <label>严重程度 <span class="required">*</span></label>
+        <el-select
+          v-model="form.severity"
+          placeholder="选择严重程度"
+          style="width: 100%"
+        >
+          <el-option
+            v-for="(label, key) in BlacklistSeverityMap"
+            :key="key"
+            :label="label"
+            :value="key"
+          />
+        </el-select>
+      </div>
+
+      <!-- 描述 -->
+      <div class="form-field">
+        <label>描述 <span class="required">*</span></label>
+        <el-input
+          v-model="form.description"
+          type="textarea"
+          placeholder="描述一下为什么这游戏坑"
+          :rows="3"
+          maxlength="500"
+          show-word-limit
+        />
+      </div>
+    </div>
+
+    <template #footer>
+      <el-button @click="visible = false">取消</el-button>
+      <button class="submit-btn" :disabled="loading" @click="handleSubmit">
+        {{ loading ? '提交中...' : '提交' }}
+      </button>
+    </template>
+  </el-dialog>
+</template>
+
+<style scoped>
+.create-form {
+  display: flex;
+  flex-direction: column;
+  gap: 20px;
+}
+
+.form-field {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.form-field label {
+  font-size: 14px;
+  font-weight: 500;
+  color: var(--gg-text);
+}
+
+.required {
+  color: var(--gg-danger);
+}
+
+.submit-btn {
+  padding: 8px 20px;
+  border: none;
+  border-radius: var(--gg-radius-sm);
+  background: var(--gg-primary);
+  color: #fff;
+  font-size: 14px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: opacity 0.2s;
+}
+
+.submit-btn:hover {
+  opacity: 0.85;
+}
+
+.submit-btn:disabled {
+  opacity: 0.6;
+  cursor: not-allowed;
+}
+</style>
diff --git a/frontend/src/router/index.ts b/frontend/src/router/index.ts
index b95ff47..664b209 100644
--- a/frontend/src/router/index.ts
+++ b/frontend/src/router/index.ts
@@ -47,6 +47,13 @@ const routes: RouteRecordRaw[] = [
         props: true,
         meta: { requiresAuth: true }
       },
+      {
+        path: 'group/:groupId/blacklist',
+        name: 'BlacklistView',
+        component: () => import('@/views/BlacklistView.vue'),
+        props: true,
+        meta: { requiresAuth: true }
+      },
       {
         path: 'games',
         name: 'GamesLibrary',
diff --git a/frontend/src/types/index.ts b/frontend/src/types/index.ts
index 8195a2e..2c20b8c 100644
--- a/frontend/src/types/index.ts
+++ b/frontend/src/types/index.ts
@@ -235,7 +235,7 @@ export interface AppNotification {
 }
 
 // 积分行为类型
-export type PointAction = 'vote' | 'team' | 'memory'
+export type PointAction = 'vote' | 'team' | 'memory' | 'bet'
 
 // 积分流水
 export interface PointLog {
@@ -334,6 +334,94 @@ export interface Asset {
   }
 }
 
+// 游戏黑名单原因
+export type BlacklistReason = 'behavior' | 'cheating' | 'abandonment' | 'toxic' | 'other'
+
+export const BlacklistReasonMap: Record<BlacklistReason, string> = {
+  behavior: '队友坑',
+  cheating: '外挂多',
+  abandonment: '坑货多',
+  toxic: '环境差',
+  other: '其他'
+}
+
+// 黑名单严重程度
+export type BlacklistSeverity = 'mild' | 'medium' | 'severe'
+
+export const BlacklistSeverityMap: Record<BlacklistSeverity, string> = {
+  mild: '轻微',
+  medium: '中等',
+  severe: '严重'
+}
+
+// 游戏黑名单
+export interface BlacklistEntry {
+  id: string
+  group: string
+  reporter: string
+  game?: string
+  gameName: string
+  reason: BlacklistReason
+  description: string
+  severity: BlacklistSeverity
+  created: string
+  updated: string
+  expand?: {
+    reporter?: User
+    group?: Group
+    game?: Game
+  }
+}
+
+// 竞猜状态
+export type BetStatus = 'open' | 'closed' | 'settled'
+
+// 竞猜
+export interface Bet {
+  id: string
+  group: string
+  creator: string
+  title: string
+  description?: string
+  minStake: number
+  maxStake: number
+  status: BetStatus
+  resultOption?: string
+  deadline: string
+  settledAt?: string
+  created: string
+  updated: string
+  expand?: {
+    creator?: User
+    group?: Group
+    resultOption?: BetOption
+  }
+}
+
+// 竞猜选项
+export interface BetOption {
+  id: string
+  bet: string
+  content: string
+  order: number
+}
+
+// 下注记录
+export interface BetEntry {
+  id: string
+  bet: string
+  user: string
+  option: string
+  stake: number
+  won?: boolean
+  created: string
+  updated: string
+  expand?: {
+    user?: User
+    option?: BetOption
+  }
+}
+
 // 获取用户显示名称（优先 name，回退 username）
 export function displayName(user?: { name?: string; username: string } | null): string {
   return user?.name || user?.username || '未知'
diff --git a/frontend/src/views/BlacklistView.vue b/frontend/src/views/BlacklistView.vue
new file mode 100644
index 0000000..3133043
--- /dev/null
+++ b/frontend/src/views/BlacklistView.vue
@@ -0,0 +1,102 @@
+<!-- src/views/BlacklistView.vue -->
+<script setup lang="ts">
+import { onMounted, computed } from 'vue'
+import { useRoute } from 'vue-router'
+import { useGroupStore } from '@/stores/group'
+import BlacklistMain from '@/components/gameBlacklist/BlacklistMain.vue'
+import { ArrowLeft } from '@element-plus/icons-vue'
+
+const route = useRoute()
+const groupStore = useGroupStore()
+const groupId = route.params.groupId as string
+
+const group = computed(() => groupStore.currentGroup)
+
+onMounted(async () => {
+  await groupStore.setCurrentGroup(groupId)
+})
+</script>
+
+<template>
+  <div class="blacklist-view">
+    <!-- 页面头部 -->
+    <section class="page-header">
+      <router-link :to="`/group/${groupId}`" class="back-link">
+        <el-icon><ArrowLeft /></el-icon> 返回群组
+      </router-link>
+      <div class="header-content">
+        <h1 class="page-title">游戏黑名单</h1>
+        <span class="group-badge">{{ group?.name }}</span>
+      </div>
+    </section>
+
+    <!-- 黑名单内容 -->
+    <BlacklistMain />
+  </div>
+</template>
+
+<style scoped>
+.blacklist-view {
+  width: 100%;
+  display: flex;
+  flex-direction: column;
+  gap: 20px;
+}
+
+.page-header {
+  padding: 20px 24px;
+  background: var(--gg-bg-card);
+  border: 1px solid var(--gg-border);
+  border-radius: var(--gg-radius-lg);
+  position: relative;
+  overflow: hidden;
+}
+
+.page-header::before {
+  content: '';
+  position: absolute;
+  top: 0;
+  left: 0;
+  right: 0;
+  height: 3px;
+  background: var(--gg-gradient);
+}
+
+.back-link {
+  display: inline-flex;
+  align-items: center;
+  gap: 4px;
+  color: var(--gg-text-muted);
+  text-decoration: none;
+  font-size: 13px;
+  font-weight: 500;
+  transition: color 0.2s;
+  margin-bottom: 12px;
+}
+
+.back-link:hover {
+  color: var(--gg-primary);
+}
+
+.header-content {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+}
+
+.page-title {
+  font-size: 22px;
+  font-weight: 700;
+  margin: 0;
+  color: var(--gg-text);
+}
+
+.group-badge {
+  font-size: 13px;
+  padding: 4px 12px;
+  border-radius: 20px;
+  background: rgba(5, 150, 105, 0.15);
+  color: var(--gg-primary-light);
+  font-weight: 500;
+}
+</style>
diff --git a/frontend/src/views/Changelog.vue b/frontend/src/views/Changelog.vue
index bd36c4f..9f13997 100644
--- a/frontend/src/views/Changelog.vue
+++ b/frontend/src/views/Changelog.vue
@@ -10,6 +10,27 @@ interface LogEntry {
 }
 
 const logs = ref<LogEntry[]>([
+  {
+    version: 'v0.3.0',
+    date: '2026-04-19',
+    title: '四期功能：积分竞猜、游戏黑名单',
+    items: [
+      { type: 'feat', text: '积分竞猜：群组成员可发起竞猜，设置选项、截止时间、下注积分范围' },
+      { type: 'feat', text: '竞猜下注：成员选择选项并下注积分，每人仅限下注一次' },
+      { type: 'feat', text: '竞猜开奖：发起人关闭竞猜后选择正确答案，奖池按比例分配给赢家' },
+      { type: 'feat', text: '竞猜自动关闭：到达截止时间自动关闭竞猜' },
+      { type: 'feat', text: '游戏黑名单：标记体验差的游戏（外挂、挂机、环境差等），提醒队友避坑' },
+      { type: 'feat', text: '黑名单筛选：按原因（队友坑/外挂多/坑货多/环境差）和严重程度筛选' },
+      { type: 'feat', text: '黑名单详情展开：点击游戏卡片展开查看所有标记记录' },
+      { type: 'feat', text: '竞猜列表展示奖池进度条和「已下注」状态标签' },
+      { type: 'fix', text: '修复下注选项在 Chrome/Edge 无法选中的问题，改为按钮卡片式选择' },
+      { type: 'fix', text: '修复 point_logs schema 不支持竞猜动作和负数积分的问题' },
+      { type: 'fix', text: '修复竞猜双重结算和 TOCTOU 竞态安全漏洞' },
+      { type: 'fix', text: '修复黑名单条目允许非创建者修改的安全问题' },
+      { type: 'fix', text: '修复 BetDetail 订阅累积和群组切换时订阅未清理的内存泄漏' },
+      { type: 'fix', text: '修复 GroupView 定时器变量覆盖导致内存泄漏' },
+    ]
+  },
   {
     version: 'v0.2.0',
     date: '2026-04-18',
diff --git a/frontend/src/views/GroupView.vue b/frontend/src/views/GroupView.vue
index 2b72927..7ad136f 100644
--- a/frontend/src/views/GroupView.vue
+++ b/frontend/src/views/GroupView.vue
@@ -6,6 +6,7 @@ import { useGroupStore } from '@/stores/group'
 import { useTeamStore } from '@/stores/team'
 import { pb } from '@/api/pocketbase'
 import { settlePoll } from '@/api/polls'
+import { closeBet } from '@/api/bets'
 import TeamSessionPanel from '@/components/team/TeamSessionPanel.vue'
 import IdleMembersList from '@/components/team/IdleMembersList.vue'
 import GroupMembersPanel from '@/components/group/GroupMembersPanel.vue'
@@ -13,18 +14,22 @@ import PollList from '@/components/poll/PollList.vue'
 import PollDetail from '@/components/poll/PollDetail.vue'
 import MemoryGrid from '@/components/memory/MemoryGrid.vue'
 import GroupStatsPanel from '@/components/stats/GroupStatsPanel.vue'
-import { Promotion, Opportunity, UserFilled, Wallet, Box } from '@element-plus/icons-vue'
-import { DataLine, PictureFilled, TrendCharts } from '@element-plus/icons-vue'
+import BetList from '@/components/bet/BetList.vue'
+import BetDetail from '@/components/bet/BetDetail.vue'
+import { Promotion, Opportunity, UserFilled, Wallet, Box, Warning } from '@element-plus/icons-vue'
+import { DataLine, PictureFilled, TrendCharts, Trophy } from '@element-plus/icons-vue'
 
 const route = useRoute()
 const groupStore = useGroupStore()
 const teamStore = useTeamStore()
 
-const activeTab = ref(route.query.tab === 'polls' ? 'polls' : route.query.tab === 'memories' ? 'memories' : route.query.tab === 'stats' ? 'stats' : 'activity')
+const activeTab = ref(route.query.tab === 'polls' ? 'polls' : route.query.tab === 'memories' ? 'memories' : route.query.tab === 'stats' ? 'stats' : route.query.tab === 'bets' ? 'bets' : 'activity')
 const viewingPollId = ref<string | null>(null)
+const viewingBetId = ref<string | null>(null)
 
 const unsubFns: (() => Promise<void>)[] = []
-let settleTimer: ReturnType<typeof setInterval> | null = null
+let pollTimer: ReturnType<typeof setInterval> | null = null
+let betTimer: ReturnType<typeof setInterval> | null = null
 
 const groupId = route.params.id as string
 
@@ -89,7 +94,10 @@ onMounted(async () => {
   }))
 
   // 投票结算定时器：每 60 秒检查过期投票
-  settleTimer = setInterval(checkExpiredPolls, 60000)
+  pollTimer = setInterval(checkExpiredPolls, 60000)
+
+  // 竞猜自动关闭定时器：每 60 秒检查
+  betTimer = setInterval(checkExpiredBets, 60000)
 })
 
 onUnmounted(async () => {
@@ -97,9 +105,13 @@ onUnmounted(async () => {
     try { await unsub() } catch (_) {}
   }
   unsubFns.length = 0
-  if (settleTimer) {
-    clearInterval(settleTimer)
-    settleTimer = null
+  if (pollTimer) {
+    clearInterval(pollTimer)
+    pollTimer = null
+  }
+  if (betTimer) {
+    clearInterval(betTimer)
+    betTimer = null
   }
 })
 
@@ -111,10 +123,8 @@ async function checkExpiredPolls() {
   const currentGroupId = groupStore.currentGroupId
   const user = pb.authStore.model
   if (!currentGroupId || !user) return
-  
+
   try {
-    // 优化：只有当前登录用户是投票发起人时，才主动去结算自己发起的投票
-    // 这避免了群里有 10 个成员在线时，10 个客户端同时发起请求的问题
     const result = await pb.collection('polls').getList(1, 50, {
       filter: `group="${currentGroupId}" && status="active" && deadline!="" && creator="${user.id}"`,
       $autoCancel: false
@@ -133,6 +143,31 @@ async function checkExpiredPolls() {
     console.error('检查过期投票失败:', e)
   }
 }
+
+async function checkExpiredBets() {
+  const currentGroupId = groupStore.currentGroupId
+  const user = pb.authStore.model
+  if (!currentGroupId || !user) return
+
+  try {
+    const result = await pb.collection('bets').getList(1, 50, {
+      filter: `group="${currentGroupId}" && status="open" && creator="${user.id}"`,
+      $autoCancel: false
+    })
+    const now = new Date()
+    for (const bet of result.items as any[]) {
+      if (bet.deadline && new Date(bet.deadline) <= now) {
+        try {
+          await closeBet(bet.id)
+        } catch (e) {
+          console.error('关闭竞猜失败:', bet.id, e)
+        }
+      }
+    }
+  } catch (e) {
+    console.error('检查过期竞猜失败:', e)
+  }
+}
 </script>
 
 <template>
@@ -162,6 +197,10 @@ async function checkExpiredPolls() {
         <router-link :to="`/group/${groupId}/assets`" class="meta-link">
           <el-icon><Box /></el-icon> 资产
         </router-link>
+        <span class="meta-divider">|</span>
+        <router-link :to="`/group/${groupId}/blacklist`" class="meta-link">
+          <el-icon><Warning /></el-icon> 黑名单
+        </router-link>
       </div>
     </section>
 
@@ -251,6 +290,14 @@ async function checkExpiredPolls() {
         </template>
         <GroupStatsPanel />
       </el-tab-pane>
+
+      <el-tab-pane name="bets">
+        <template #label>
+          <span class="fancy-tab"><el-icon><Trophy /></el-icon> 竞猜</span>
+        </template>
+        <BetDetail v-if="viewingBetId" :bet-id="viewingBetId" @back="viewingBetId = null" />
+        <BetList v-else @view-bet="viewingBetId = $event" />
+      </el-tab-pane>
     </el-tabs>
   </div>
 </template>