diff --git a/README.md b/README.md
index dc8421d..8f8c5d3 100644
--- a/README.md
+++ b/README.md
@@ -83,7 +83,7 @@ Vite 通常使用 http://localhost:5173。
 }
 ```
 
-响应新增 `version/updated_at/is_deleted` 及关联、采集、审核字段；完整类型以 `/openapi.json` 和 `/docs` 为准。前端已接入登录/注册、Cookie 会话恢复、个人中心、账户设置、角色路由守卫、角色菜单、知识录入和来源登记/查询；文档、审核、完整分页和浏览器端 PostgreSQL 联调仍需按接口验收。
+响应新增 `version/updated_at/is_deleted` 及关联、采集、审核字段；完整类型以 `/openapi.json` 和 `/docs` 为准。前端已接入登录/注册、Cookie 会话恢复、个人中心、账户设置、角色路由守卫、角色菜单、知识录入和来源登记/查询；文档管理已接入创建、编辑、软删除、分页搜索及历史快照的真实接口。知识审核、来源的完整编辑/历史页面及浏览器端 PostgreSQL 联调仍需按接口验收。
 
 ### 关键词检索基线
 
diff --git a/docs/ARCHITECTURE.md b/docs/ARCHITECTURE.md
index 7aeafef..a19aa2c 100644
--- a/docs/ARCHITECTURE.md
+++ b/docs/ARCHITECTURE.md
@@ -14,7 +14,7 @@ FastAPI + Pydantic
           |-- 来源获取 -> 人工核验 -> 文本切分 -> 生成向量 -> 发布版本
 ```
 
-当前后端实现健康/数据库就绪检查、来源与文档管理、知识增删改查、分页筛选、人工审核、历史快照、认证会话/角色权限、文本/向量快照及独立关键词/向量/RRF 检索；问答仍为占位接口。数据库由 Alembic 显式迁移并启用 pgvector，DeepSeek RAG 待明确恢复后实现。前端已接入登录/注册、个人中心、账户设置、会话恢复、路由守卫和角色菜单；实验页不伪造数据，文档、审核、完整分页、浏览器 Cookie 与 PostgreSQL 联调仍需验收。
+当前后端实现健康/数据库就绪检查、来源与文档管理、知识增删改查、分页筛选、人工审核、历史快照、认证会话/角色权限、文本/向量快照及独立关键词/向量/RRF 检索；问答仍为占位接口。数据库由 Alembic 显式迁移并启用 pgvector，DeepSeek RAG 待明确恢复后实现。前端已接入登录/注册、个人中心、账户设置、会话恢复、路由守卫和角色菜单，以及文档的创建、编辑、软删除、分页搜索与历史快照；实验页不伪造数据，知识审核、来源的完整维护、浏览器 Cookie 与 PostgreSQL 联调仍需验收。
 
 ## 阶段 2 数据边界
 
diff --git a/frontend/src/api.ts b/frontend/src/api.ts
index a5e72cd..bd19cd7 100644
--- a/frontend/src/api.ts
+++ b/frontend/src/api.ts
@@ -15,6 +15,10 @@ export function reviewKnowledge(id:number,payload:{expected_version:number;verif
 export type DocumentItem={id:number;version:number;source_id:number;title:string;category:string;content:string;collected_at:string;notes:string;created_at:string;updated_at:string;is_deleted:boolean}
 export function getDocuments(q='',page=1,pageSize=20){return apiRequest<{items:DocumentItem[];total:number;page:number;page_size:number}>(`/api/documents?q=${encodeURIComponent(q)}&page=${page}&page_size=${pageSize}`)}
 export function createDocument(payload:{source_id:number;title:string;category:string;content:string;collected_at:string;notes?:string}){return apiRequest<DocumentItem>('/api/documents',{method:'POST',body:JSON.stringify(payload)},true)}
+export function updateDocument(id:number,payload:{expected_version:number;title?:string;category?:string;content?:string;collected_at?:string;notes?:string}){return apiRequest<DocumentItem>(`/api/documents/${id}`,{method:'PATCH',body:JSON.stringify(payload)},true)}
+export function deleteDocument(id:number,expectedVersion:number){return apiRequest<void>(`/api/documents/${id}?expected_version=${expectedVersion}`,{method:'DELETE'},true)}
+export type AuditItem={id:number;entity_type:string;entity_id:number;action:string;actor:string|null;notes:string;snapshot:Record<string,unknown>;created_at:string}
+export function getDocumentHistory(id:number,page=1,pageSize=20){return apiRequest<{items:AuditItem[];total:number;page:number;page_size:number}>(`/api/documents/${id}/history?page=${page}&page_size=${pageSize}`)}
 
 export type RetrievalHit={rank:number;knowledge_id:number;knowledge_version:number;document_id:number|null;document_version:number|null;source_id:number|null;source_version:number|null;source_name:string|null;source_url:string;title:string;category:string;snippet:string;snippet_start:number;snippet_end:number;score:number;matched_terms:string[]}
 export type RetrievalResult={run_id:string;query:string;mode:'keyword';status:'ok'|'no_evidence';top_k:number;category:string|null;query_terms:string[];corpus_size:number;corpus_fingerprint:string;total_hits:number;results:RetrievalHit[];elapsed_ms:number;created_at:string;config:{tokenizer:string;scorer:string;k1:number;b:number;title_weight:number;stopwords_version:string}}
diff --git a/frontend/src/views/DocumentManagementView.vue b/frontend/src/views/DocumentManagementView.vue
index 7433da8..f8094a7 100644
--- a/frontend/src/views/DocumentManagementView.vue
+++ b/frontend/src/views/DocumentManagementView.vue
@@ -1,10 +1,20 @@
 <script setup lang="ts">
 import { onMounted, ref } from 'vue'
-import { createDocument, getDocuments, getSources, type DocumentItem, type SourceItem } from '../api'
+import { createDocument, deleteDocument, getDocumentHistory, getDocuments, getSources, updateDocument, type AuditItem, type DocumentItem, type SourceItem } from '../api'
+
+type DocumentForm={source_id:number;title:string;category:string;content:string;collected_at:string;notes:string}
+const blankForm=():DocumentForm=>({source_id:0,title:'',category:'未分类',content:'',collected_at:new Date().toISOString().slice(0,16),notes:''})
 const documents=ref<DocumentItem[]>([]), sources=ref<SourceItem[]>([]), query=ref(''), page=ref(1), total=ref(0), loading=ref(true), saving=ref(false), error=ref(''), notice=ref('')
-const form=ref({source_id:0,title:'',category:'未分类',content:'',collected_at:new Date().toISOString().slice(0,16),notes:''})
-async function refresh(next=page.value){loading.value=true;error.value='';try{const result=await getDocuments(query.value,next);documents.value=result.items;total.value=result.total;page.value=result.page;if(!sources.value.length)sources.value=(await getSources()).items}catch(cause){error.value=cause instanceof Error?cause.message:'无法读取文档'}finally{loading.value=false}}
-async function submit(){error.value='';notice.value='';if(!form.value.source_id||!form.value.title.trim()||!form.value.content.trim()||!form.value.collected_at){error.value='请填写来源、标题、正文和采集时间。';return}saving.value=true;try{await createDocument({...form.value,title:form.value.title.trim(),content:form.value.content.trim(),collected_at:new Date(form.value.collected_at).toISOString()});notice.value='文档已创建，可在后续知识条目中关联并审核。';form.value={source_id:0,title:'',category:'未分类',content:'',collected_at:new Date().toISOString().slice(0,16),notes:''};await refresh(1)}catch(cause){error.value=cause instanceof Error?cause.message:'创建文档失败'}finally{saving.value=false}}
+const form=ref<DocumentForm>(blankForm()), editing=ref<DocumentItem>(), historyFor=ref<DocumentItem>(), historyItems=ref<AuditItem[]>([]), historyLoading=ref(false)
+function message(cause:unknown,fallback:string){return cause instanceof Error?cause.message:fallback}
+function localTime(value:string){return new Date(value).toLocaleString()}
+async function refresh(next=page.value){loading.value=true;error.value='';try{const result=await getDocuments(query.value,next);documents.value=result.items;total.value=result.total;page.value=result.page;if(!sources.value.length)sources.value=(await getSources()).items}catch(cause){error.value=message(cause,'无法读取文档')}finally{loading.value=false}}
+function beginEdit(doc:DocumentItem){editing.value=doc;form.value={source_id:doc.source_id,title:doc.title,category:doc.category,content:doc.content,collected_at:new Date(doc.collected_at).toISOString().slice(0,16),notes:doc.notes};notice.value=''}
+function cancelEdit(){editing.value=undefined;form.value=blankForm()}
+function valid(){if(!form.value.source_id||!form.value.title.trim()||!form.value.content.trim()||!form.value.collected_at){error.value='请填写来源、标题、正文和采集时间。';return false}return true}
+async function submit(){error.value='';notice.value='';if(!valid())return;saving.value=true;const isEditing=Boolean(editing.value);try{const common={title:form.value.title.trim(),category:form.value.category.trim(),content:form.value.content.trim(),collected_at:new Date(form.value.collected_at).toISOString(),notes:form.value.notes.trim()};if(editing.value){await updateDocument(editing.value.id,{expected_version:editing.value.version,...common});notice.value='文档已更新；关联知识会由后端重新置为待审核。'}else{await createDocument({source_id:form.value.source_id,...common});notice.value='文档已创建，可在后续知识条目中关联并审核。'}cancelEdit();await refresh(isEditing?page.value:1)}catch(cause){error.value=message(cause,isEditing?'更新文档失败':'创建文档失败')}finally{saving.value=false}}
+async function remove(doc:DocumentItem){if(!window.confirm(`确定删除“${doc.title}”吗？若仍被知识条目引用，后端会拒绝删除。`))return;error.value='';notice.value='';try{await deleteDocument(doc.id,doc.version);notice.value='文档已软删除，历史记录仍可追溯。';if(editing.value?.id===doc.id)cancelEdit();await refresh(documents.value.length===1&&page.value>1?page.value-1:page.value)}catch(cause){error.value=message(cause,'删除文档失败')}}
+async function showHistory(doc:DocumentItem){historyFor.value=doc;historyLoading.value=true;error.value='';try{historyItems.value=(await getDocumentHistory(doc.id)).items}catch(cause){error.value=message(cause,'无法读取文档历史');historyFor.value=undefined}finally{historyLoading.value=false}}
 onMounted(()=>refresh(1))
 </script>
-<template><main><RouterLink to="/admin">返回管理员工作台</RouterLink><h1>文档管理</h1><p>文档必须关联已有来源；数据直接来自管理员受保护的 FastAPI 接口。</p><p v-if="error" role="alert">{{error}}</p><p v-if="notice" role="status">{{notice}}</p><form @submit.prevent="submit"><h2>新增文档</h2><label>来源<select v-model.number="form.source_id" required><option :value="0" disabled>请选择来源</option><option v-for="source in sources" :key="source.id" :value="source.id">{{source.name}}</option></select></label><label>标题<input v-model.trim="form.title" required maxlength="250"/></label><label>分类<input v-model.trim="form.category" required maxlength="80"/></label><label>采集时间<input v-model="form.collected_at" type="datetime-local" required/></label><label>正文<textarea v-model.trim="form.content" required maxlength="100000" rows="6"/></label><label>备注<textarea v-model.trim="form.notes" maxlength="10000" rows="2"/></label><button :disabled="saving">{{saving?'保存中…':'保存文档'}}</button></form><p v-if="loading">正在读取文档…</p><template v-else><label>搜索<input v-model="query" @keyup.enter="refresh(1)"/></label><button @click="refresh(1)">查询</button><table><thead><tr><th>标题</th><th>分类</th><th>来源 ID</th><th>采集时间</th></tr></thead><tbody><tr v-for="doc in documents" :key="doc.id"><td><b>{{doc.title}}</b><p>{{doc.content.slice(0,120)}}</p></td><td>{{doc.category}}</td><td>{{doc.source_id}}</td><td>{{new Date(doc.collected_at).toLocaleString()}}</td></tr><tr v-if="!documents.length"><td colspan="4">暂无文档。</td></tr></tbody></table><div><button :disabled="page===1" @click="refresh(page-1)">上一页</button><span>第 {{page}} 页，共 {{total}} 条</span><button :disabled="page*20>=total" @click="refresh(page+1)">下一页</button></div></template></main></template>
+<template><main><RouterLink to="/admin">返回管理员工作台</RouterLink><h1>文档管理</h1><p>文档必须关联已有来源；创建、编辑、删除和历史记录均调用管理员受保护的 FastAPI 接口。</p><p v-if="error" role="alert">{{error}}</p><p v-if="notice" role="status">{{notice}}</p><form @submit.prevent="submit"><h2>{{editing?'编辑文档':'新增文档'}}</h2><label>来源<select v-model.number="form.source_id" required :disabled="Boolean(editing)"><option :value="0" disabled>请选择来源</option><option v-for="source in sources" :key="source.id" :value="source.id">{{source.name}}</option></select></label><p v-if="editing">来源归属不可修改；如需变更来源，请新建文档。</p><label>标题<input v-model.trim="form.title" required maxlength="250"/></label><label>分类<input v-model.trim="form.category" required maxlength="80"/></label><label>采集时间<input v-model="form.collected_at" type="datetime-local" required/></label><label>正文<textarea v-model.trim="form.content" required maxlength="100000" rows="6"/></label><label>备注<textarea v-model.trim="form.notes" maxlength="10000" rows="2"/></label><button :disabled="saving">{{saving?(editing?'更新中…':'保存中…'):(editing?'保存修改':'保存文档')}}</button><button v-if="editing" type="button" :disabled="saving" @click="cancelEdit">取消编辑</button></form><p v-if="loading">正在读取文档…</p><template v-else><label>搜索<input v-model="query" @keyup.enter="refresh(1)"/></label><button @click="refresh(1)">查询</button><table><thead><tr><th>标题</th><th>分类</th><th>来源 ID</th><th>采集时间</th><th>操作</th></tr></thead><tbody><tr v-for="doc in documents" :key="doc.id"><td><b>{{doc.title}}</b><p>{{doc.content.slice(0,120)}}</p></td><td>{{doc.category}}</td><td>{{doc.source_id}}</td><td>{{localTime(doc.collected_at)}}</td><td><button @click="beginEdit(doc)">编辑</button><button @click="showHistory(doc)">历史</button><button @click="remove(doc)">删除</button></td></tr><tr v-if="!documents.length"><td colspan="5">暂无文档。</td></tr></tbody></table><div><button :disabled="page===1" @click="refresh(page-1)">上一页</button><span>第 {{page}} 页，共 {{total}} 条</span><button :disabled="page*20>=total" @click="refresh(page+1)">下一页</button></div></template><section v-if="historyFor"><h2>“{{historyFor.title}}”的历史记录</h2><button @click="historyFor=undefined">关闭历史</button><p v-if="historyLoading">正在读取历史…</p><table v-else><thead><tr><th>操作</th><th>时间</th><th>操作者</th><th>版本快照</th></tr></thead><tbody><tr v-for="item in historyItems" :key="item.id"><td>{{item.action}}</td><td>{{localTime(item.created_at)}}</td><td>{{item.actor||'系统'}}</td><td><details><summary>查看快照</summary><pre>{{JSON.stringify(item.snapshot,null,2)}}</pre></details></td></tr><tr v-if="!historyItems.length"><td colspan="4">暂无历史记录。</td></tr></tbody></table></section></main></template>