diff --git a/src/components/question/QuestionForm.tsx b/src/components/question/QuestionForm.tsx
index b7e0f4c..c8d4370 100644
--- a/src/components/question/QuestionForm.tsx
+++ b/src/components/question/QuestionForm.tsx
@@ -83,7 +83,7 @@ export function QuestionForm({ question }: QuestionFormProps) {
   })
 
   useEffect(() => {
-    fetchCategories({ limit: 100 }).then((res) => setCategories(res.data))
+    fetchCategories({}).then((res) => setCategories(res.data))
   }, [])
 
   async function onSubmit(data: FormValues) {
diff --git a/src/lib/api-client.ts b/src/lib/api-client.ts
index 69b8344..55e74bb 100644
--- a/src/lib/api-client.ts
+++ b/src/lib/api-client.ts
@@ -4,7 +4,7 @@ import { getStoredToken, removeStoredToken } from "./auth"
 
 export const apiClient = ky.create({
   baseUrl: API_BASE_URL,
-  prefix: "/admin",
+  prefix: "/v1/admin",
   hooks: {
     beforeRequest: [
       ({ request }) => {
diff --git a/src/lib/api/category-api.ts b/src/lib/api/category-api.ts
index 94acd06..b3c0ce6 100644
--- a/src/lib/api/category-api.ts
+++ b/src/lib/api/category-api.ts
@@ -1,12 +1,10 @@
 import { apiClient } from "@/lib/api-client"
-import type { PaginatedResponse, ApiResponse } from "@/types/api"
-import type { Category, CategoryFormData, CategoryStatus } from "@/types/category"
+import type { ApiResponse, PaginatedResponse } from "@/types/api"
+import type { Category, CategoryFormData } from "@/types/category"
 
 export interface FetchCategoriesParams {
   page?: number
   limit?: number
-  search?: string
-  status?: CategoryStatus
 }
 
 export async function fetchCategories(
@@ -15,8 +13,6 @@ export async function fetchCategories(
   const searchParams = new URLSearchParams()
   if (params.page) searchParams.set("page", String(params.page))
   if (params.limit) searchParams.set("limit", String(params.limit))
-  if (params.search) searchParams.set("search", params.search)
-  if (params.status) searchParams.set("status", params.status)
 
   return apiClient
     .get("categories", { searchParams })
diff --git a/src/lib/api/knowledge-card-api.ts b/src/lib/api/knowledge-card-api.ts
index 47f30d4..17e202f 100644
--- a/src/lib/api/knowledge-card-api.ts
+++ b/src/lib/api/knowledge-card-api.ts
@@ -6,8 +6,8 @@ export interface KnowledgeCardItem {
   questionId: string
   questionStem: string
   categoryId: string
-  basic: string
-  deep?: string
+  summary: string
+  deepDive?: string
   sourceRef?: string
   updatedAt: string
 }
@@ -34,8 +34,8 @@ export async function fetchKnowledgeCards(
 }
 
 export interface UpdateKnowledgeCardData {
-  basic: string
-  deep?: string
+  summary: string
+  deepDive?: string
   sourceRef?: string
 }
 
diff --git a/src/routes/categories/index.tsx b/src/routes/categories/index.tsx
index 5edb158..cafbfdd 100644
--- a/src/routes/categories/index.tsx
+++ b/src/routes/categories/index.tsx
@@ -4,16 +4,8 @@ import {
   getCoreRowModel,
   flexRender,
 } from "@tanstack/react-table"
-import { Plus, Search } from "lucide-react"
+import { Plus } from "lucide-react"
 import { Button } from "@/components/ui/button"
-import { Input } from "@/components/ui/input"
-import {
-  Select,
-  SelectContent,
-  SelectItem,
-  SelectTrigger,
-  SelectValue,
-} from "@/components/ui/select"
 import {
   Table,
   TableBody,
@@ -31,8 +23,7 @@ import {
   updateCategory,
   deleteCategory,
 } from "@/lib/api/category-api"
-import { CATEGORY_STATUS_LABELS } from "@/lib/constants"
-import type { Category, CategoryFormData, CategoryStatus } from "@/types/category"
+import type { Category, CategoryFormData } from "@/types/category"
 
 const PAGE_SIZE = 20
 
@@ -41,8 +32,6 @@ export default function CategoriesPage() {
   const [loading, setLoading] = useState(true)
   const [total, setTotal] = useState(0)
   const [page, setPage] = useState(1)
-  const [search, setSearch] = useState("")
-  const [statusFilter, setStatusFilter] = useState<CategoryStatus | "all">("all")
 
   // 对话框状态
   const [formOpen, setFormOpen] = useState(false)
@@ -58,17 +47,16 @@ export default function CategoriesPage() {
       const res = await fetchCategories({
         page,
         limit: PAGE_SIZE,
-        search: search || undefined,
-        status: statusFilter !== "all" ? statusFilter : undefined,
       })
       setCategories(res.data)
       setTotal(res.pagination.total)
     } catch {
       setCategories([])
+      setTotal(0)
     } finally {
       setLoading(false)
     }
-  }, [page, search, statusFilter])
+  }, [page])
 
   useEffect(() => {
     loadCategories()
@@ -133,41 +121,6 @@ export default function CategoriesPage() {
         </Button>
       </div>
 
-      {/* 筛选栏 */}
-      <div className="flex items-center gap-3">
-        <div className="relative max-w-xs flex-1">
-          <Search className="absolute left-2.5 top-2.5 size-4 text-muted-foreground" />
-          <Input
-            placeholder="搜索分类名称..."
-            className="pl-9"
-            value={search}
-            onChange={(e) => {
-              setSearch(e.target.value)
-              setPage(1)
-            }}
-          />
-        </div>
-        <Select
-          value={statusFilter}
-          onValueChange={(val: CategoryStatus | "all") => {
-            setStatusFilter(val)
-            setPage(1)
-          }}
-        >
-          <SelectTrigger className="w-28">
-            <SelectValue />
-          </SelectTrigger>
-          <SelectContent>
-            <SelectItem value="all">全部状态</SelectItem>
-            {Object.entries(CATEGORY_STATUS_LABELS).map(([value, label]) => (
-              <SelectItem key={value} value={value}>
-                {label}
-              </SelectItem>
-            ))}
-          </SelectContent>
-        </Select>
-      </div>
-
       {/* 表格 */}
       <div className="rounded-lg border">
         <Table>
diff --git a/src/routes/knowledge-cards/index.tsx b/src/routes/knowledge-cards/index.tsx
index eef18c8..dd59d8c 100644
--- a/src/routes/knowledge-cards/index.tsx
+++ b/src/routes/knowledge-cards/index.tsx
@@ -45,7 +45,7 @@ const DEEP_MAX = 300
 type CardStatus = "all" | "complete" | "incomplete"
 
 function getCardStatus(item: KnowledgeCardItem): "complete" | "incomplete" {
-  return item.basic && item.basic.trim().length > 0 ? "complete" : "incomplete"
+  return item.summary && item.summary.trim().length > 0 ? "complete" : "incomplete"
 }
 
 export default function KnowledgeCardsPage() {
@@ -58,7 +58,7 @@ export default function KnowledgeCardsPage() {
   // 编辑对话框
   const [editOpen, setEditOpen] = useState(false)
   const [editingCard, setEditingCard] = useState<KnowledgeCardItem | null>(null)
-  const [editForm, setEditForm] = useState<UpdateKnowledgeCardData>({ basic: "", deep: "", sourceRef: "" })
+  const [editForm, setEditForm] = useState<UpdateKnowledgeCardData>({ summary: "", deepDive: "", sourceRef: "" })
   const [submitting, setSubmitting] = useState(false)
 
   // 详情对话框
@@ -66,7 +66,7 @@ export default function KnowledgeCardsPage() {
   const [detailCard, setDetailCard] = useState<KnowledgeCardItem | null>(null)
 
   useEffect(() => {
-    fetchCategories({ limit: 100 }).then((res) => setCategories(res.data))
+    fetchCategories({}).then((res) => setCategories(res.data))
   }, [])
 
   const loadCards = useCallback(async () => {
@@ -95,8 +95,8 @@ export default function KnowledgeCardsPage() {
   function openEdit(card: KnowledgeCardItem) {
     setEditingCard(card)
     setEditForm({
-      basic: card.basic,
-      deep: card.deep || "",
+      summary: card.summary,
+      deepDive: card.deepDive || "",
       sourceRef: card.sourceRef || "",
     })
     setEditOpen(true)
@@ -145,10 +145,10 @@ export default function KnowledgeCardsPage() {
       id: "basicStatus",
       header: "基础卡",
       cell: ({ row }) => {
-        const hasBasic = row.original.basic?.trim().length > 0
+        const hasBasic = row.original.summary?.trim().length > 0
         return (
           <Badge variant={hasBasic ? "default" : "outline"}>
-            {hasBasic ? `${row.original.basic.length} 字` : "未填写"}
+            {hasBasic ? `${row.original.summary.length} 字` : "未填写"}
           </Badge>
         )
       },
@@ -157,10 +157,10 @@ export default function KnowledgeCardsPage() {
       id: "deepStatus",
       header: "深度卡",
       cell: ({ row }) => {
-        const hasDeep = (row.original.deep?.trim().length ?? 0) > 0
+        const hasDeep = (row.original.deepDive?.trim().length ?? 0) > 0
         return (
           <Badge variant={hasDeep ? "secondary" : "outline"}>
-            {hasDeep ? `${row.original.deep!.length} 字` : "未填写"}
+            {hasDeep ? `${row.original.deepDive!.length} 字` : "未填写"}
           </Badge>
         )
       },
@@ -312,17 +312,17 @@ export default function KnowledgeCardsPage() {
                   <Badge variant="secondary" className="text-xs">所有用户</Badge>
                 </div>
                 <p className="text-sm leading-relaxed bg-muted/30 rounded-md p-3">
-                  {detailCard.basic || <span className="italic text-muted-foreground">未填写</span>}
+                  {detailCard.summary || <span className="italic text-muted-foreground">未填写</span>}
                 </p>
               </div>
-              {detailCard.deep && (
+              {detailCard.deepDive && (
                 <div>
                   <div className="flex items-center gap-2 mb-1">
                     <Label>深度知识卡</Label>
                     <Badge variant="outline" className="text-xs">Pro 用户</Badge>
                   </div>
                   <p className="text-sm leading-relaxed bg-muted/30 rounded-md p-3 text-muted-foreground">
-                    {detailCard.deep}
+                    {detailCard.deepDive}
                   </p>
                 </div>
               )}
@@ -364,14 +364,14 @@ export default function KnowledgeCardsPage() {
             <div>
               <div className="flex items-center justify-between mb-2">
                 <Label htmlFor="edit-basic">基础知识卡</Label>
-                <span className={`text-xs ${editForm.basic.length > BASIC_MAX ? "text-destructive font-medium" : "text-muted-foreground"}`}>
-                  {editForm.basic.length}/{BASIC_MAX}
+                <span className={`text-xs ${editForm.summary.length > BASIC_MAX ? "text-destructive font-medium" : "text-muted-foreground"}`}>
+                  {editForm.summary.length}/{BASIC_MAX}
                 </span>
               </div>
               <Textarea
                 id="edit-basic"
-                value={editForm.basic}
-                onChange={(e) => setEditForm({ ...editForm, basic: e.target.value })}
+                value={editForm.summary}
+                onChange={(e) => setEditForm({ ...editForm, summary: e.target.value })}
                 rows={3}
                 placeholder="2-3 句趣味解读..."
               />
@@ -380,14 +380,14 @@ export default function KnowledgeCardsPage() {
             <div>
               <div className="flex items-center justify-between mb-2">
                 <Label htmlFor="edit-deep">深度知识卡（Pro）</Label>
-                <span className={`text-xs ${editForm.deep && editForm.deep.length > DEEP_MAX ? "text-destructive font-medium" : "text-muted-foreground"}`}>
-                  {(editForm.deep?.length ?? 0)}/{DEEP_MAX}
+                <span className={`text-xs ${editForm.deepDive && editForm.deepDive.length > DEEP_MAX ? "text-destructive font-medium" : "text-muted-foreground"}`}>
+                  {(editForm.deepDive?.length ?? 0)}/{DEEP_MAX}
                 </span>
               </div>
               <Textarea
                 id="edit-deep"
-                value={editForm.deep ?? ""}
-                onChange={(e) => setEditForm({ ...editForm, deep: e.target.value })}
+                value={editForm.deepDive ?? ""}
+                onChange={(e) => setEditForm({ ...editForm, deepDive: e.target.value })}
                 rows={5}
                 placeholder="扩展背景故事、趣味延伸..."
               />
diff --git a/src/routes/questions/index.tsx b/src/routes/questions/index.tsx
index f850702..39a92c4 100644
--- a/src/routes/questions/index.tsx
+++ b/src/routes/questions/index.tsx
@@ -113,7 +113,7 @@ export default function QuestionsPage() {
 
   // 加载分类列表（用于筛选和列显示）
   useEffect(() => {
-    fetchCategories({ limit: 100 }).then((res) => setCategories(res.data))
+    fetchCategories({}).then((res) => setCategories(res.data))
   }, [])
 
   const loadQuestions = useCallback(async () => {
diff --git a/src/routes/skill-tree/index.tsx b/src/routes/skill-tree/index.tsx
index ff15827..7424f6a 100644
--- a/src/routes/skill-tree/index.tsx
+++ b/src/routes/skill-tree/index.tsx
@@ -55,7 +55,7 @@ export default function SkillTreePage() {
 
   // 加载分类列表
   useEffect(() => {
-    fetchCategories({ limit: 100 }).then((res) => setCategories(res.data))
+    fetchCategories({}).then((res) => setCategories(res.data))
   }, [])
 
   const loadChapters = useCallback(async () => {