diff --git a/apps/web/src/admin/api.ts b/apps/web/src/admin/api.ts
index 52052ba..e1945ef 100644
--- a/apps/web/src/admin/api.ts
+++ b/apps/web/src/admin/api.ts
@@ -38,10 +38,10 @@ import type {
   Tutorial,
   User,
   WebsiteConfig,
-  ProblemSet,
-  ProblemSetBadge,
-  ProblemSetList,
-  ProblemSetProblem,
+  AdminProblemSetBadge,
+  AdminProblemSetList,
+  AdminProblemSet,
+  AdminProblemSetProblem,
   TutorialListItem,
 } from "utils/types"
 
@@ -498,20 +498,20 @@ export function getProblemSetList(
   difficulty = "",
   status = "",
 ) {
-  return api.get<ProblemSetList>("admin/problem-sets", {
+  return api.get<AdminProblemSetList>("admin/problem-sets", {
     params: { offset, limit, keyword, difficulty, status },
   })
 }
 
 export function getProblemSetDetail(id: number) {
-  return api.get<ProblemSet>(`admin/problem-sets/${id}`)
+  return api.get<AdminProblemSet>(`admin/problem-sets/${id}`)
 }
 
 interface ProblemSetBody {
   title?: string
   description?: string
-  difficulty?: ProblemSet["difficulty"]
-  status?: ProblemSet["status"]
+  difficulty?: AdminProblemSet["difficulty"]
+  status?: AdminProblemSet["status"]
   // 表单里是 Date，出站要 ISO 串
   endTime?: Date | null
   visible?: boolean
@@ -529,11 +529,11 @@ function toProblemSetBody(data: ProblemSetBody) {
 }
 
 export function createProblemSet(data: ProblemSetBody) {
-  return api.post<ProblemSet>("admin/problem-sets", toProblemSetBody(data))
+  return api.post<AdminProblemSet>("admin/problem-sets", toProblemSetBody(data))
 }
 
 export function editProblemSet(data: ProblemSetBody & { id: number }) {
-  return api.put<ProblemSet>(
+  return api.put<AdminProblemSet>(
     `admin/problem-sets/${data.id}`,
     toProblemSetBody(data),
   )
@@ -544,16 +544,16 @@ export function deleteProblemSet(id: number) {
 }
 
 export function toggleProblemSetVisible(id: number) {
-  return api.put<ProblemSet>(`admin/problem-sets/${id}/visibility`)
+  return api.put<AdminProblemSet>(`admin/problem-sets/${id}/visibility`)
 }
 
 export function updateProblemSetStatus(id: number, status: string) {
-  return api.put<ProblemSet>(`admin/problem-sets/${id}/status`, { status })
+  return api.put<AdminProblemSet>(`admin/problem-sets/${id}/status`, { status })
 }
 
 // 题单题目管理 API
 export function getProblemSetProblems(problemSetId: number) {
-  return api.get<ProblemSetProblem[]>(
+  return api.get<AdminProblemSetProblem[]>(
     `admin/problem-sets/${problemSetId}/problems`,
   )
 }
@@ -604,7 +604,7 @@ export function removeProblemFromSet(
 
 // 题单奖章管理 API
 export function getProblemSetBadges(problemSetId: number) {
-  return api.get<ProblemSetBadge[]>(
+  return api.get<AdminProblemSetBadge[]>(
     `admin/problem-sets/${problemSetId}/badges`,
   )
 }
@@ -613,7 +613,7 @@ interface BadgeBody {
   name?: string
   description?: string
   icon?: string
-  conditionType?: ProblemSetBadge["conditionType"]
+  conditionType?: AdminProblemSetBadge["conditionType"]
   conditionValue?: number
 }
 
@@ -628,7 +628,7 @@ function toBadgeBody(data: BadgeBody) {
 }
 
 export function createProblemSetBadge(problemSetId: number, data: BadgeBody) {
-  return api.post<ProblemSetBadge>(
+  return api.post<AdminProblemSetBadge>(
     `admin/problem-sets/${problemSetId}/badges`,
     toBadgeBody(data),
   )
@@ -639,7 +639,7 @@ export function editProblemSetBadge(
   badgeId: number,
   data: BadgeBody,
 ) {
-  return api.put<ProblemSetBadge>(
+  return api.put<AdminProblemSetBadge>(
     `admin/problem-sets/${problemSetId}/badges/${badgeId}`,
     toBadgeBody(data),
   )
diff --git a/apps/web/src/admin/problemset/components/AddBadgeModal.vue b/apps/web/src/admin/problemset/components/AddBadgeModal.vue
index 5213901..49392e2 100644
--- a/apps/web/src/admin/problemset/components/AddBadgeModal.vue
+++ b/apps/web/src/admin/problemset/components/AddBadgeModal.vue
@@ -11,8 +11,8 @@ interface Emits {
       name: string
       description: string
       icon: string
-      condition_type: "all_problems" | "problem_count" | "score"
-      condition_value?: number
+      conditionType: "all_problems" | "problem_count" | "score"
+      conditionValue?: number
     },
   ): void
 }
@@ -45,19 +45,16 @@ const conditionTypeOptions = [
 ]
 
 function handleConfirm() {
-  const data: any = {
+  emit("confirm", {
     name: newBadgeName.value,
     description: newBadgeDescription.value,
     icon: newBadgeIcon.value,
-    condition_type: newBadgeConditionType.value,
-  }
-
-  // 只有非"完成所有题目"时才添加条件值
-  if (newBadgeConditionType.value !== "all_problems") {
-    data.conditionValue = newBadgeConditionValue.value
-  }
-
-  emit("confirm", data)
+    conditionType: newBadgeConditionType.value,
+    // 只有非"完成所有题目"时才带条件值
+    ...(newBadgeConditionType.value === "all_problems"
+      ? {}
+      : { conditionValue: newBadgeConditionValue.value }),
+  })
 }
 
 function handleCancel() {
diff --git a/apps/web/src/admin/problemset/components/AddProblemModal.vue b/apps/web/src/admin/problemset/components/AddProblemModal.vue
index 90cfece..1a6ef62 100644
--- a/apps/web/src/admin/problemset/components/AddProblemModal.vue
+++ b/apps/web/src/admin/problemset/components/AddProblemModal.vue
@@ -8,9 +8,9 @@ interface Emits {
   (
     e: "confirm",
     data: {
-      problem_id: string
+      problemId: string
       order: number
-      is_required: boolean
+      isRequired: boolean
       score: number
       hint: string
     },
@@ -28,9 +28,9 @@ const newProblemHint = ref("")
 
 function handleConfirm() {
   emit("confirm", {
-    problem_id: newProblemId.value,
+    problemId: newProblemId.value,
     order: newProblemOrder.value,
-    is_required: newProblemRequired.value,
+    isRequired: newProblemRequired.value,
     score: newProblemScore.value,
     hint: newProblemHint.value,
   })
diff --git a/apps/web/src/admin/problemset/components/BadgeManagement.vue b/apps/web/src/admin/problemset/components/BadgeManagement.vue
index b6a81c4..c424cda 100644
--- a/apps/web/src/admin/problemset/components/BadgeManagement.vue
+++ b/apps/web/src/admin/problemset/components/BadgeManagement.vue
@@ -1,15 +1,15 @@
 <script setup lang="ts">
 import { h } from "vue"
-import type { ProblemSetBadge } from "utils/types"
+import type { AdminProblemSetBadge } from "utils/types"
 import { NButton, NImage } from "naive-ui"
 
 interface Props {
-  badges: ProblemSetBadge[]
+  badges: AdminProblemSetBadge[]
 }
 
 interface Emits {
   (e: "add-badge"): void
-  (e: "edit-badge", badge: ProblemSetBadge): void
+  (e: "edit-badge", badge: AdminProblemSetBadge): void
   (e: "delete-badge", badgeId: number): void
 }
 
diff --git a/apps/web/src/admin/problemset/components/EditBadgeModal.vue b/apps/web/src/admin/problemset/components/EditBadgeModal.vue
index 7b5c4fd..abe6362 100644
--- a/apps/web/src/admin/problemset/components/EditBadgeModal.vue
+++ b/apps/web/src/admin/problemset/components/EditBadgeModal.vue
@@ -1,9 +1,9 @@
 <script setup lang="ts">
-import type { ProblemSetBadge } from "utils/types"
+import type { AdminProblemSetBadge } from "utils/types"
 
 interface Props {
   show: boolean
-  badge: ProblemSetBadge | null
+  badge: AdminProblemSetBadge | null
 }
 
 interface Emits {
@@ -14,8 +14,8 @@ interface Emits {
       name: string
       description: string
       icon: string
-      condition_type: "all_problems" | "problem_count" | "score"
-      condition_value?: number
+      conditionType: "all_problems" | "problem_count" | "score"
+      conditionValue?: number
     },
   ): void
 }
@@ -49,19 +49,16 @@ const conditionTypeOptions = [
 ]
 
 function handleConfirm() {
-  const data: any = {
+  emit("confirm", {
     name: editBadgeName.value,
     description: editBadgeDescription.value,
     icon: editBadgeIcon.value,
-    condition_type: editBadgeConditionType.value,
-  }
-
-  // 只有非"完成所有题目"时才添加条件值
-  if (editBadgeConditionType.value !== "all_problems") {
-    data.conditionValue = editBadgeConditionValue.value
-  }
-
-  emit("confirm", data)
+    conditionType: editBadgeConditionType.value,
+    // 只有非"完成所有题目"时才带条件值
+    ...(editBadgeConditionType.value === "all_problems"
+      ? {}
+      : { conditionValue: editBadgeConditionValue.value }),
+  })
 }
 
 function handleCancel() {
diff --git a/apps/web/src/admin/problemset/components/EditProblemModal.vue b/apps/web/src/admin/problemset/components/EditProblemModal.vue
index 57e7034..88e700d 100644
--- a/apps/web/src/admin/problemset/components/EditProblemModal.vue
+++ b/apps/web/src/admin/problemset/components/EditProblemModal.vue
@@ -1,9 +1,9 @@
 <script setup lang="ts">
-import type { ProblemSetProblem } from "utils/types"
+import type { AdminProblemSetProblem } from "utils/types"
 
 interface Props {
   show: boolean
-  problem: ProblemSetProblem | null
+  problem: AdminProblemSetProblem | null
 }
 
 interface Emits {
@@ -12,7 +12,7 @@ interface Emits {
     e: "confirm",
     data: {
       order: number
-      is_required: boolean
+      isRequired: boolean
       score: number
       hint: string
     },
@@ -30,7 +30,7 @@ const editProblemHint = ref("")
 function handleConfirm() {
   emit("confirm", {
     order: editProblemOrder.value,
-    is_required: editProblemRequired.value,
+    isRequired: editProblemRequired.value,
     score: editProblemScore.value,
     hint: editProblemHint.value || "",
   })
@@ -65,7 +65,7 @@ watch(
   >
     <n-form v-if="problem">
       <n-form-item label="题目标题">
-        <n-input :value="problem.problem.title" disabled />
+        <n-input :value="problem.title" disabled />
       </n-form-item>
       <n-form-item label="顺序">
         <n-input-number
diff --git a/apps/web/src/admin/problemset/components/ProblemManagement.vue b/apps/web/src/admin/problemset/components/ProblemManagement.vue
index ed067d8..1df5980 100644
--- a/apps/web/src/admin/problemset/components/ProblemManagement.vue
+++ b/apps/web/src/admin/problemset/components/ProblemManagement.vue
@@ -1,15 +1,15 @@
 <script setup lang="ts">
 import { h } from "vue"
 import { NDataTable, NButton, NFlex } from "naive-ui"
-import type { ProblemSetProblem } from "utils/types"
+import type { AdminProblemSetProblem } from "utils/types"
 
 interface Props {
-  problems: ProblemSetProblem[]
+  problems: AdminProblemSetProblem[]
 }
 
 interface Emits {
   (e: "add-problem"): void
-  (e: "edit-problem", problem: ProblemSetProblem): void
+  (e: "edit-problem", problem: AdminProblemSetProblem): void
   (e: "remove-problem", problemSetProblemId: number): void
 }
 
@@ -27,12 +27,12 @@ defineEmits<Emits>()
     </n-flex>
     <n-data-table
       :columns="[
-        { title: '题目ID', key: 'problem._id', width: 80 },
-        { title: '题目标题', key: 'problem.title', minWidth: 200 },
+        { title: '题目ID', key: 'displayId', width: 80 },
+        { title: '题目标题', key: 'title', minWidth: 200 },
         { title: '顺序', key: 'order', width: 80 },
         {
           title: '必做',
-          key: 'is_required',
+          key: 'isRequired',
           width: 80,
           render: (row) => (row.isRequired ? '是' : '否'),
         },
diff --git a/apps/web/src/admin/problemset/components/ProblemSetInfo.vue b/apps/web/src/admin/problemset/components/ProblemSetInfo.vue
index 178de5f..8185159 100644
--- a/apps/web/src/admin/problemset/components/ProblemSetInfo.vue
+++ b/apps/web/src/admin/problemset/components/ProblemSetInfo.vue
@@ -1,9 +1,9 @@
 <script setup lang="ts">
 import { parseTime } from "utils/functions"
-import type { ProblemSet } from "utils/types"
+import type { AdminProblemSet } from "utils/types"
 
 interface Props {
-  problemSet: ProblemSet
+  problemSet: AdminProblemSet
 }
 
 defineProps<Props>()
diff --git a/apps/web/src/admin/problemset/detail.vue b/apps/web/src/admin/problemset/detail.vue
index 543083c..789acc3 100644
--- a/apps/web/src/admin/problemset/detail.vue
+++ b/apps/web/src/admin/problemset/detail.vue
@@ -1,9 +1,12 @@
 <script setup lang="ts">
 import { NTabPane, NTabs, NButton, NFlex } from "naive-ui"
 import type {
-  ProblemSet,
-  ProblemSetProblem,
-  ProblemSetBadge,
+  AdminProblemSet,
+  AdminProblemSetProblem,
+  AddProblemToSetRequest,
+  UpdateProblemInSetRequest,
+  CreateProblemSetBadgeRequest,
+  AdminProblemSetBadge,
   AdminProblemSetProgress,
 } from "utils/types"
 import {
@@ -32,11 +35,16 @@ const route = useRoute()
 const router = useRouter()
 const message = useMessage()
 
+/** 奖章弹窗的表单值：条件类型是「完成所有题目」时不带 conditionValue，后端补 0 */
+type BadgeFormData = Omit<CreateProblemSetBadgeRequest, "conditionValue"> & {
+  conditionValue?: number
+}
+
 const problemSetId = computed(() => Number(route.params.problemSetId))
 
-const problemSet = ref<ProblemSet | null>(null)
-const problems = ref<ProblemSetProblem[]>([])
-const badges = ref<ProblemSetBadge[]>([])
+const problemSet = ref<AdminProblemSet | null>(null)
+const problems = ref<AdminProblemSetProblem[]>([])
+const badges = ref<AdminProblemSetBadge[]>([])
 const progress = ref<AdminProblemSetProgress[]>([])
 
 // 模态框状态
@@ -46,8 +54,8 @@ const showAddBadgeModal = ref(false)
 const showEditBadgeModal = ref(false)
 
 // 编辑数据
-const editingProblem = ref<ProblemSetProblem | null>(null)
-const editingBadge = ref<ProblemSetBadge | null>(null)
+const editingProblem = ref<AdminProblemSetProblem | null>(null)
+const editingBadge = ref<AdminProblemSetBadge | null>(null)
 
 async function loadProblemSetDetail() {
   try {
@@ -85,7 +93,7 @@ async function loadProgress() {
   }
 }
 
-async function handleAddProblem(data: any) {
+async function handleAddProblem(data: AddProblemToSetRequest) {
   try {
     await addProblemToSet(problemSetId.value, data)
     message.success("题目添加成功")
@@ -108,7 +116,7 @@ async function handleRemoveProblem(problemSetProblemId: number) {
   }
 }
 
-async function handleEditProblem(data: any) {
+async function handleEditProblem(data: UpdateProblemInSetRequest) {
   if (!editingProblem.value) return
 
   try {
@@ -121,7 +129,7 @@ async function handleEditProblem(data: any) {
   }
 }
 
-async function handleAddBadge(data: any) {
+async function handleAddBadge(data: BadgeFormData) {
   try {
     await createProblemSetBadge(problemSetId.value, data)
     message.success("奖章创建成功")
@@ -142,7 +150,7 @@ async function handleDeleteBadge(badgeId: number) {
   }
 }
 
-async function handleEditBadge(data: any) {
+async function handleEditBadge(data: BadgeFormData) {
   if (!editingBadge.value) return
 
   try {
@@ -173,12 +181,12 @@ function openAddBadgeModal() {
   showAddBadgeModal.value = true
 }
 
-function openEditProblemModal(problem: ProblemSetProblem) {
+function openEditProblemModal(problem: AdminProblemSetProblem) {
   editingProblem.value = problem
   showEditProblemModal.value = true
 }
 
-function openEditBadgeModal(badge: ProblemSetBadge) {
+function openEditBadgeModal(badge: AdminProblemSetBadge) {
   editingBadge.value = badge
   showEditBadgeModal.value = true
 }
diff --git a/apps/web/src/admin/problemset/list.vue b/apps/web/src/admin/problemset/list.vue
index 5e2d231..4093c10 100644
--- a/apps/web/src/admin/problemset/list.vue
+++ b/apps/web/src/admin/problemset/list.vue
@@ -2,13 +2,13 @@
 import Pagination from "shared/components/Pagination.vue"
 import { usePagination } from "shared/composables/pagination"
 import { parseTime } from "utils/functions"
-import type { ProblemSet } from "utils/types"
+import type { AdminProblemSet } from "utils/types"
 import { getProblemSetList, toggleProblemSetVisible } from "../api"
 import Actions from "./components/Actions.vue"
 import { NTag, NSwitch } from "naive-ui"
 
 const total = ref(0)
-const problemSets = ref<ProblemSet[]>([])
+const problemSets = ref<AdminProblemSet[]>([])
 
 interface ProblemSetQuery {
   keyword: string
@@ -37,7 +37,7 @@ const statusOptions = [
   { label: "草稿", value: "draft" },
 ]
 
-const columns: DataTableColumn<ProblemSet>[] = [
+const columns: DataTableColumn<AdminProblemSet>[] = [
   { title: "ID", key: "id", width: 80 },
   { title: "标题", key: "title", minWidth: 200 },
   { title: "描述", key: "description", minWidth: 300, ellipsis: true },
diff --git a/apps/web/src/utils/types.ts b/apps/web/src/utils/types.ts
index 7b3e2ed..21106e4 100644
--- a/apps/web/src/utils/types.ts
+++ b/apps/web/src/utils/types.ts
@@ -408,6 +408,13 @@ export type {
   AcmHelperItem,
   AdminContestList,
   AdminProblemSetProgress,
+  AdminProblemSetProblem,
+  AdminProblemSet,
+  AdminProblemSetList,
+  AdminProblemSetBadge,
+  AddProblemToSetRequest,
+  UpdateProblemInSetRequest,
+  CreateProblemSetBadgeRequest,
   AdminAiReport,
   AdminAiReportListItem,
   AdminAiReportList,