diff --git a/src/api/modules/studio.ts b/src/api/modules/studio.ts
index 3f0da93..8bf2821 100644
--- a/src/api/modules/studio.ts
+++ b/src/api/modules/studio.ts
@@ -30,6 +30,23 @@ export const fetchSubtopics = (params: ListParams) =>
 export const fetchCategoryBriefs = (params: ListParams) =>
   api.get<PaginatedResponse<StudioCategoryBrief>>(`${BASE}/category-briefs`, params)
 
+export interface CategoryBriefPayload {
+  category_id?: string
+  description?: string | null
+  target_audience?: string | null
+  content_angles?: string[] | null
+  risk_notes?: string | null
+}
+
+export const createCategoryBrief = (payload: CategoryBriefPayload) =>
+  api.post<ApiResponse<StudioCategoryBrief>>(`${BASE}/category-briefs`, payload)
+
+export const updateCategoryBrief = (id: string, payload: CategoryBriefPayload) =>
+  api.put<ApiResponse<StudioCategoryBrief>>(`${BASE}/category-briefs/${id}`, payload)
+
+export const deleteCategoryBrief = (id: string) =>
+  api.delete<ApiResponse<null>>(`${BASE}/category-briefs/${id}`)
+
 export const fetchStylePresets = (params: ListParams) =>
   api.get<PaginatedResponse<StudioStylePreset>>(`${BASE}/style-presets`, params)
 
diff --git a/src/features/studio/category-brief-edit-sheet.tsx b/src/features/studio/category-brief-edit-sheet.tsx
new file mode 100644
index 0000000..afe2ac5
--- /dev/null
+++ b/src/features/studio/category-brief-edit-sheet.tsx
@@ -0,0 +1,83 @@
+import { useEffect, useState } from 'react'
+import { toast } from 'sonner'
+import type { StudioCategoryBrief } from '@/api/types'
+import {
+  createCategoryBrief,
+  updateCategoryBrief,
+  type CategoryBriefPayload,
+} from '@/api/modules/studio'
+import { handleApiError } from '@/lib/errors'
+import { CategoryPicker } from '@/features/categories/category-picker'
+import { Button } from '@/components/ui/button'
+import { Label } from '@/components/ui/label'
+import { Sheet, SheetContent, SheetHeader, SheetTitle } from '@/components/ui/sheet'
+import { Textarea } from '@/components/ui/textarea'
+
+interface Props {
+  brief: StudioCategoryBrief | null
+  creating: boolean
+  onOpenChange: (open: boolean) => void
+  onSaved: () => void
+}
+
+export function CategoryBriefEditSheet({ brief, creating, onOpenChange, onSaved }: Props) {
+  const open = creating || brief !== null
+  const [categoryId, setCategoryId] = useState<string | null>(null)
+  const [description, setDescription] = useState('')
+  const [targetAudience, setTargetAudience] = useState('')
+  const [contentAngles, setContentAngles] = useState('')
+  const [riskNotes, setRiskNotes] = useState('')
+  const [saving, setSaving] = useState(false)
+
+  useEffect(() => {
+    setCategoryId(brief?.category_id ?? null)
+    setDescription(brief?.description ?? '')
+    setTargetAudience(brief?.target_audience ?? '')
+    setContentAngles(brief?.content_angles?.join('\n') ?? '')
+    setRiskNotes(brief?.risk_notes ?? '')
+  }, [brief, creating])
+
+  const save = async () => {
+    if (!categoryId) {
+      toast.error('请选择分类')
+      return
+    }
+
+    const payload: CategoryBriefPayload = {
+      category_id: categoryId,
+      description: description.trim() || null,
+      target_audience: targetAudience.trim() || null,
+      content_angles: contentAngles.split('\n').map((value) => value.trim()).filter(Boolean),
+      risk_notes: riskNotes.trim() || null,
+    }
+
+    setSaving(true)
+    try {
+      if (brief) await updateCategoryBrief(brief.id, payload)
+      else await createCategoryBrief(payload)
+      toast.success(brief ? '分类简报已更新' : '分类简报已创建')
+      onSaved()
+      onOpenChange(false)
+    } catch (error) {
+      handleApiError(error)
+    } finally {
+      setSaving(false)
+    }
+  }
+
+  return (
+    <Sheet open={open} onOpenChange={onOpenChange}>
+      <SheetContent className="w-full overflow-y-auto sm:max-w-xl">
+        <SheetHeader><SheetTitle>{brief ? '编辑分类简报' : '新建分类简报'}</SheetTitle></SheetHeader>
+        <div className="grid gap-5 px-4 pb-8">
+          <div className="grid gap-2"><Label>分类</Label><CategoryPicker value={categoryId} onChange={setCategoryId} /></div>
+          <div className="grid gap-2"><Label htmlFor="brief-description">定位描述</Label><Textarea id="brief-description" value={description} onChange={(e) => setDescription(e.target.value)} /></div>
+          <div className="grid gap-2"><Label htmlFor="brief-audience">目标受众</Label><Textarea id="brief-audience" value={targetAudience} onChange={(e) => setTargetAudience(e.target.value)} /></div>
+          <div className="grid gap-2"><Label htmlFor="brief-angles">内容切入角度</Label><Textarea id="brief-angles" value={contentAngles} onChange={(e) => setContentAngles(e.target.value)} placeholder="每行一个角度" /></div>
+          <div className="grid gap-2"><Label htmlFor="brief-risks">风险提示</Label><Textarea id="brief-risks" value={riskNotes} onChange={(e) => setRiskNotes(e.target.value)} /></div>
+          <Button disabled={saving} onClick={save}>{saving ? '保存中…' : '保存'}</Button>
+        </div>
+      </SheetContent>
+    </Sheet>
+  )
+}
diff --git a/src/routes/_authed/studio/category-briefs.tsx b/src/routes/_authed/studio/category-briefs.tsx
index 8e8eef5..93c0b3c 100644
--- a/src/routes/_authed/studio/category-briefs.tsx
+++ b/src/routes/_authed/studio/category-briefs.tsx
@@ -1,9 +1,15 @@
 import { createFileRoute } from '@tanstack/react-router'
 import { PERM, requirePermission } from '@/auth/permissions'
+import { useCan } from '@/auth/store'
+import { useQueryClient } from '@tanstack/react-query'
 import { useState } from 'react'
 import type { ColumnDef } from '@tanstack/react-table'
 import type { StudioCategoryBrief } from '@/api/types'
-import { fetchCategoryBriefs } from '@/api/modules/studio'
+import { deleteCategoryBrief, fetchCategoryBriefs } from '@/api/modules/studio'
+import { handleApiError } from '@/lib/errors'
+import { CategoryBriefEditSheet } from '@/features/studio/category-brief-edit-sheet'
+import { useCategoryOptions } from '@/features/categories/use-categories'
+import { ConfirmDialog } from '@/components/confirm-dialog'
 import { useListPage } from '@/lib/list-page'
 import { DetailSheet } from '@/features/studio/detail-sheet'
 import { DataTable } from '@/components/data-table/data-table'
@@ -16,10 +22,33 @@ export const Route = createFileRoute('/_authed/studio/category-briefs')({
 })
 
 function CategoryBriefsPage() {
+  const canManage = useCan(PERM.STUDIO_MANAGE)
+  const queryClient = useQueryClient()
   const [detail, setDetail] = useState<StudioCategoryBrief | null>(null)
+  const [editing, setEditing] = useState<StudioCategoryBrief | null>(null)
+  const [creating, setCreating] = useState(false)
   const list = useListPage('studio-category-briefs', fetchCategoryBriefs)
+  const { nameOf } = useCategoryOptions()
+
+  const refresh = () => {
+    void queryClient.invalidateQueries({ queryKey: ['studio-category-briefs'] })
+    void list.query.refetch()
+  }
+
+  const remove = async (brief: StudioCategoryBrief) => {
+    try {
+      await deleteCategoryBrief(brief.id)
+      refresh()
+    } catch (error) {
+      handleApiError(error)
+    }
+  }
 
   const columns: ColumnDef<StudioCategoryBrief>[] = [
+    {
+      header: '分类',
+      cell: ({ row }) => <span className="font-medium">{nameOf(row.original.category_id)}</span>,
+    },
     {
       header: '分类简报',
       cell: ({ row }) => (
@@ -36,16 +65,31 @@ function CategoryBriefsPage() {
     {
       header: '操作',
       cell: ({ row }) => (
-        <Button size="sm" variant="ghost" onClick={() => setDetail(row.original)}>
-          详情
-        </Button>
+        <div className="flex gap-1.5">
+          <Button size="sm" variant="ghost" onClick={() => setDetail(row.original)}>详情</Button>
+          {canManage && <Button size="sm" variant="outline" onClick={() => setEditing(row.original)}>编辑</Button>}
+          {canManage && (
+            <ConfirmDialog
+              trigger={<Button size="sm" variant="destructive">删除</Button>}
+              title="删除分类简报？"
+              description="只删除简报，不会删除分类或相关内容。"
+              confirmLabel="删除"
+              destructive
+              onConfirm={() => remove(row.original)}
+            />
+          )}
+        </div>
       ),
     },
   ]
 
   return (
     <div>
-      <PageHeader title="分类简报" description="Agent 对各分类的内容定位分析（含聚合计数）" />
+      <PageHeader
+        title="分类简报"
+        description="Agent 对各分类的内容定位分析（含聚合计数）"
+        actions={canManage ? <Button onClick={() => setCreating(true)}>新建简报</Button> : undefined}
+      />
       <DataTable
         columns={columns}
         data={list.rows}
@@ -61,7 +105,7 @@ function CategoryBriefsPage() {
         fields={[
           {
             label: '分类',
-            value: <code className="font-mono text-xs">{detail?.category_id}</code>,
+            value: detail ? nameOf(detail.category_id) : undefined,
           },
           { label: '定位描述', value: detail?.description },
           { label: '目标受众', value: detail?.target_audience },
@@ -75,6 +119,17 @@ function CategoryBriefsPage() {
         ]}
         jsonBlocks={[{ label: '内容切入角度', value: detail?.content_angles }]}
       />
+      <CategoryBriefEditSheet
+        brief={editing}
+        creating={creating}
+        onOpenChange={(open) => {
+          if (!open) {
+            setEditing(null)
+            setCreating(false)
+          }
+        }}
+        onSaved={refresh}
+      />
     </div>
   )
 }