diff --git a/src/components/knowledge/KnowledgeDetail.vue b/src/components/knowledge/KnowledgeDetail.vue
new file mode 100644
index 0000000..f5c2ce6
--- /dev/null
+++ b/src/components/knowledge/KnowledgeDetail.vue
@@ -0,0 +1,385 @@
+<template>
+  <!-- ① 基本信息 -->
+  <section class="detail-section">
+    <div class="detail-head">
+      <div class="detail-title-row">
+        <span class="detail-kind-icon">{{ kindIcon(detail.knowledge.kind) }}</span>
+        <span v-if="!editing" class="detail-title">{{ detail.knowledge.title }}</span>
+        <input v-else v-model="editForm.title" class="edit-input edit-input-title" />
+      </div>
+      <div class="detail-actions" v-if="!editing">
+        <button class="btn btn-ghost btn-sm" @click="startEdit">{{ t('knowledge.edit') }}</button>
+        <template v-if="topTab === 'inbox'">
+          <button class="btn btn-primary btn-sm" :disabled="submitting" @click="emit('publish')">{{ t('knowledge.publish') }}</button>
+          <button class="btn btn-ghost btn-sm" :disabled="submitting" @click="emit('reject')">{{ t('knowledge.reject') }}</button>
+        </template>
+        <button v-else class="btn btn-ghost btn-sm" :disabled="submitting" @click="emit('archive')">{{ t('knowledge.archive') }}</button>
+      </div>
+      <div class="detail-actions" v-else>
+        <button class="btn btn-ghost btn-sm" @click="cancelEdit">{{ t('common.cancel') }}</button>
+        <button class="btn btn-primary btn-sm" @click="saveEdit" :disabled="submitting || !editForm.title.trim()">{{ t('common.save') }}</button>
+      </div>
+    </div>
+
+    <div class="detail-badges">
+      <span class="kn-card-status" :class="'st-' + detail.knowledge.status">{{ statusLabel(detail.knowledge.status) }}</span>
+      <span v-if="detail.knowledge.confidence" :class="'conf-' + detail.knowledge.confidence">{{ t('knowledge.confidenceBadge', { label: confidenceLabel(detail.knowledge.confidence) }) }}</span>
+      <span class="badge-plain">{{ t('knowledge.reuseCount', { n: detail.knowledge.reuse_count }) }}</span>
+      <span class="badge-plain">{{ kindLabel(detail.knowledge.kind) }}</span>
+    </div>
+
+    <div class="detail-field">
+      <label>{{ t('knowledge.contentLabel') }}</label>
+      <!-- B-260615-25:知识内容 Markdown 渲染(展示态),复用 useMarkdown composable(同 B-24 TaskDetail);编辑态保持 textarea -->
+      <div
+        v-if="!editing && detail.knowledge.content"
+        class="detail-content ai-md"
+        v-html="renderedContent"
+      ></div>
+      <div v-else-if="!editing" class="detail-content">—</div>
+      <textarea v-else v-model="editForm.content" class="edit-input edit-textarea"></textarea>
+    </div>
+
+    <div class="detail-field">
+      <label>{{ t('knowledge.tagsLabel') }}</label>
+      <div v-if="!editing" class="detail-tags">
+        <span class="tag" v-for="tag in parseTags(detail.knowledge.tags)" :key="tag">{{ tag }}</span>
+        <span v-if="parseTags(detail.knowledge.tags).length === 0" class="muted">{{ t('knowledge.tagsNone') }}</span>
+      </div>
+      <input v-else v-model="editForm.tagsInput" class="edit-input" :placeholder="t('knowledge.tagsPlaceholder')" />
+    </div>
+  </section>
+
+  <!-- ② 溯源 -->
+  <section class="detail-section">
+    <div class="section-title">{{ t('knowledge.traceTitle') }}</div>
+    <div class="trace-row">
+      <span class="trace-label">{{ t('knowledge.traceMethod') }}</span>
+      <span>{{ originMethod }}</span>
+    </div>
+    <div class="trace-row" v-if="originConvTitle">
+      <span class="trace-label">{{ t('knowledge.traceSource') }}</span>
+      <span>{{ originConvTitle }}</span>
+    </div>
+    <div class="trace-row" v-if="originTime">
+      <span class="trace-label">{{ t('knowledge.traceTime') }}</span>
+      <span>{{ originTime }}</span>
+    </div>
+    <div class="detail-field" v-if="reasoningText">
+      <label>{{ t('knowledge.reasoningLabel') }}</label>
+      <div class="reasoning-box">{{ reasoningText }}</div>
+    </div>
+  </section>
+
+  <!-- ③ 引用 -->
+  <section class="detail-section">
+    <div class="section-title">{{ t('knowledge.refTitle', { n: referenceEvents.length }) }}</div>
+    <div v-if="referenceEvents.length === 0" class="muted">{{ t('knowledge.refEmpty') }}</div>
+    <div v-else class="ref-list">
+      <div v-for="ref in referenceEvents.slice(0, refLimit)" :key="ref.id" class="ref-item">
+        <span class="ref-time">{{ relativeTime(ref.timestamp) }}</span>
+        <span class="ref-conv">{{ refConvTitle(ref) }}</span>
+        <span class="ref-query" v-if="refQuery(ref)">“{{ refQuery(ref) }}”</span>
+      </div>
+      <button v-if="referenceEvents.length > refLimit" class="btn btn-ghost btn-sm load-more" @click="refLimit += 10">
+        {{ t('knowledge.loadMore', { n: referenceEvents.length - refLimit }) }}
+      </button>
+    </div>
+  </section>
+
+  <!-- ④ 生命周期时间线 -->
+  <section class="detail-section">
+    <div class="section-title">{{ t('knowledge.lifecycleTitle') }}</div>
+    <div class="timeline">
+      <div v-for="(node, idx) in timelineNodes" :key="node.id" class="tl-node">
+        <div class="tl-dot">{{ node.icon }}</div>
+        <div v-if="idx < timelineNodes.length - 1" class="tl-line"></div>
+        <div class="tl-body">
+          <div class="tl-label">{{ node.label }}</div>
+          <div class="tl-time">{{ relativeTime(node.timestamp) }}</div>
+          <div class="tl-summary" v-if="node.summary">{{ node.summary }}</div>
+        </div>
+      </div>
+    </div>
+  </section>
+</template>
+
+<script setup lang="ts">
+import { ref, computed, watch } from 'vue'
+import { useI18n } from 'vue-i18n'
+import { KNOWLEDGE_KINDS, parseTags } from '@/stores/knowledge'
+import { useRendered } from '@/composables/useMarkdown'
+import type { KnowledgeDetailPayload, KnowledgeEventRecord } from '@/api/types'
+
+// 详情面板子组件(Knowledge.vue 拆分,SW-260618-20):
+// 接收 detail 渲染只读四段(基本信息/溯源/引用/时间线),内部自管 editing/editForm/refLimit;
+// 编辑保存与审核操作通过 emit 回传父级执行 IPC(publish/reject/archive/save)。
+const props = defineProps<{
+  detail: KnowledgeDetailPayload
+  topTab: 'library' | 'inbox'
+  submitting: boolean
+}>()
+
+const emit = defineEmits<{
+  (e: 'save', payload: { id: string; data: { title: string; content: string; tags: string; confidence: string } }): void
+  (e: 'publish'): void
+  (e: 'reject'): void
+  (e: 'archive'): void
+}>()
+
+const { t } = useI18n()
+
+// ===== 编辑(内部状态,与原 Knowledge.vue 行为一致)=====
+const editing = ref(false)
+const editForm = ref({ title: '', content: '', tagsInput: '', confidence: '' })
+
+function startEdit() {
+  const k = props.detail.knowledge
+  editForm.value = {
+    title: k.title,
+    content: k.content,
+    tagsInput: parseTags(k.tags).join(', '),
+    confidence: k.confidence ?? '',
+  }
+  editing.value = true
+}
+
+function cancelEdit() {
+  editing.value = false
+}
+
+function saveEdit() {
+  if (!editForm.value.title.trim()) return
+  const tags = editForm.value.tagsInput.split(',').map(t => t.trim()).filter(Boolean)
+  emit('save', {
+    id: props.detail.knowledge.id,
+    data: {
+      title: editForm.value.title.trim(),
+      content: editForm.value.content,
+      tags: JSON.stringify(tags),
+      confidence: editForm.value.confidence,  // 空串=清空(后端映射 None),非 undefined
+    },
+  })
+  editing.value = false
+}
+
+// ===== Markdown 渲染(B-260615-25,复用模块单例渲染器)=====
+const { rendered: renderedContent, ensureLoaded } = useRendered(
+  () => props.detail?.knowledge.content ?? '',
+)
+
+// 引用列表「加载更多」上限
+const refLimit = ref(10)
+
+defineExpose({ ensureLoaded })
+
+// ===== 事件解析辅助 =====
+function parseContext(e: KnowledgeEventRecord): Record<string, any> {
+  if (!e.context_json) return {}
+  try { return JSON.parse(e.context_json) } catch { return {} }
+}
+
+function refConvTitle(e: KnowledgeEventRecord): string {
+  // 解析一次复用:原两次 parseContext 调用会重复 JSON.parse,引用列表项越多浪费越大
+  const ctx = parseContext(e)
+  return ctx.conv_title || ctx.conv_id || ''
+}
+function refQuery(e: KnowledgeEventRecord): string {
+  return parseContext(e).query || ''
+}
+
+// 溯源:提取事件(created/extracted)
+const extractedEvent = computed(() => props.detail?.events.find(e => e.event_type === 'extracted'))
+const createdEvent = computed(() => props.detail?.events.find(e => e.event_type === 'created'))
+
+const originMethod = computed(() => {
+  if (extractedEvent.value) return t('knowledge.originExtracted')
+  if (createdEvent.value) return t('knowledge.originManual')
+  return t('knowledge.originUnknown')
+})
+const originConvTitle = computed(() => {
+  if (!extractedEvent.value) return ''
+  const ctx = parseContext(extractedEvent.value)
+  return ctx.conv_title || ''
+})
+const originTime = computed(() => {
+  const e = extractedEvent.value || createdEvent.value
+  return e ? relativeTime(e.timestamp) : ''
+})
+const reasoningText = computed(() => {
+  // 优先取主表 reasoning 字段,降级取 extracted 事件 context
+  if (props.detail?.knowledge.reasoning) return props.detail.knowledge.reasoning
+  if (extractedEvent.value) return parseContext(extractedEvent.value).reasoning || ''
+  return ''
+})
+
+// 引用事件(倒序)
+const referenceEvents = computed(() =>
+  (props.detail?.events ?? []).filter(e => e.event_type === 'referenced').reverse()
+)
+
+// 生命周期时间线节点(正序 + 未来占位)
+const timelineNodes = computed(() => {
+  const events = props.detail?.events ?? []
+  const nodes = events.map(e => {
+    const ctx = parseContext(e)
+    let icon = '•', label = e.event_type, summary = ''
+    if (e.event_type === 'extracted') {
+      icon = '🤖'; label = t('knowledge.timeline.extracted')
+      summary = ctx.conv_title ? t('knowledge.timeline.summarySource', { title: ctx.conv_title }) : ''
+    } else if (e.event_type === 'created') {
+      icon = '✍️'; label = t('knowledge.timeline.created')
+    } else if (e.event_type === 'status_changed') {
+      const to = ctx.to
+      if (to === 'published') { icon = '✅'; label = t('knowledge.timeline.published') }
+      else if (to === 'archived') { icon = '🗄️'; label = t('knowledge.timeline.archived') }
+      else if (to === 'pending_review') { icon = '👀'; label = t('knowledge.timeline.enterReview') }
+      else { icon = '🔄'; label = t('knowledge.timeline.statusChanged', { to }) }
+    } else if (e.event_type === 'referenced') {
+      icon = '🔄'; label = t('knowledge.timeline.referenced')
+      summary = ctx.conv_title ? t('knowledge.timeline.summaryConv', { title: ctx.conv_title }) : ''
+    }
+    return { id: e.id, icon, label, summary, timestamp: e.timestamp }
+  })
+  return nodes
+})
+
+// ===== 标签/时间辅助(从 Knowledge.vue 迁移,行为一致)=====
+function kindLabel(key: string): string {
+  const k = KNOWLEDGE_KINDS.find(c => c.key === key)
+  return k ? `${k.icon} ${kindText(key)}` : key
+}
+function kindText(key: string): string {
+  return t(`knowledge.kind.${key}`)
+}
+function kindIcon(key: string): string {
+  return KNOWLEDGE_KINDS.find(c => c.key === key)?.icon ?? '📄'
+}
+function statusLabel(status: string): string {
+  const key = `knowledge.status.${status}`
+  const msg = t(key)
+  return msg === key ? status : msg
+}
+function confidenceLabel(c: string): string {
+  const key = `knowledge.confidence.${c}`
+  const msg = t(key)
+  return msg === key ? c : msg
+}
+// 相对时间:复用 common.* 既有 key(justNow/minutesAgo/hoursAgo/dayAgo),30 天以上回退绝对值
+function relativeTime(millisStr: string): string {
+  const ms = Number(millisStr)
+  if (!ms) return ''
+  const diff = Date.now() - ms
+  const min = Math.floor(diff / 60000)
+  if (min < 1) return t('common.justNow')
+  if (min < 60) return t('common.minutesAgo', { n: min })
+  const hr = Math.floor(min / 60)
+  if (hr < 24) return t('common.hoursAgo', { n: hr })
+  const day = Math.floor(hr / 24)
+  if (day < 30) return t('common.dayAgo', { n: day })
+  return t('common.ago', { time: new Date(ms).toLocaleDateString() })
+}
+
+// 切换知识时重置引用列表「加载更多」上限(对齐原 Knowledge.vue selectKnowledge 内 refLimit=10 行为)
+watch(() => props.detail.knowledge.id, () => {
+  refLimit.value = 10
+})
+</script>
+
+<style scoped>
+/* 详情面板四段(SW-260618-20 从 Knowledge.vue 迁移,样式与原一致) */
+.detail-section { padding-bottom: 18px; margin-bottom: 18px; border-bottom: 0.5px solid var(--df-border); }
+.detail-section:last-child { border-bottom: none; margin-bottom: 0; }
+
+.detail-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 12px; min-width: 0; }
+.detail-title-row { display: flex; align-items: center; gap: 8px; min-width: 0; flex: 1; overflow: hidden; }
+.detail-kind-icon { font-size: 20px; flex-shrink: 0; }
+.detail-title { font-size: 18px; font-weight: 500; color: var(--df-text); word-break: break-word; overflow-wrap: break-word; min-width: 0; }
+.detail-actions { display: flex; gap: 6px; flex-shrink: 0; flex-wrap: wrap; }
+
+.detail-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; font-size: 11px; }
+.badge-plain { color: var(--df-text-dim); }
+.detail-field { margin-bottom: 12px; }
+.detail-field label { display: block; font-size: 12px; color: var(--df-text-secondary); margin-bottom: 4px; }
+.detail-content { font-size: 13px; color: var(--df-text); line-height: 1.6; white-space: pre-wrap; }
+
+/* ===== 知识内容 Markdown 渲染(B-260615-25,基础样式收敛至全局 ai-md.css)===== */
+.detail-content.ai-md { white-space: normal; }
+.detail-tags { display: flex; gap: 6px; flex-wrap: wrap; }
+.tag { font-size: 11px; padding: 2px 8px; border-radius: var(--df-radius-xs); background: rgba(108,99,255,0.1); color: var(--df-accent); }
+.muted { color: var(--df-text-dim); font-size: 12px; }
+
+/* 状态徽章 / 置信度 */
+.kn-card-status { font-size: 11px; font-weight: 500; padding: 2px 8px; border-radius: var(--df-radius-xs); white-space: nowrap; }
+.st-candidate { background: rgba(255,217,61,0.15); color: var(--df-warning); }
+.st-pending_review { background: rgba(108,159,255,0.15); color: var(--df-info); }
+.st-published { background: rgba(100,255,218,0.15); color: var(--df-success); }
+.st-archived { background: rgba(90,99,128,0.2); color: var(--df-text-dim); }
+.conf-high { background: rgba(100,255,218,0.15); color: var(--df-success); padding: 1px 6px; border-radius: var(--df-radius-xs); }
+.conf-medium { background: rgba(255,217,61,0.15); color: var(--df-warning); padding: 1px 6px; border-radius: var(--df-radius-xs); }
+.conf-low { background: rgba(255,107,107,0.15); color: var(--df-danger); padding: 1px 6px; border-radius: var(--df-radius-xs); }
+
+/* 溯源 */
+.section-title { font-size: 13px; font-weight: 500; color: var(--df-text); margin-bottom: 10px; }
+.trace-row { display: flex; gap: 12px; font-size: 12px; margin-bottom: 6px; }
+.trace-label { color: var(--df-text-dim); min-width: 72px; }
+.reasoning-box {
+  font-size: 13px; color: var(--df-text-secondary); line-height: 1.6;
+  background: var(--df-bg-card); border: 0.5px solid var(--df-border);
+  border-radius: var(--df-radius); padding: 10px 12px; white-space: pre-wrap;
+}
+
+/* 引用 */
+.ref-list { display: flex; flex-direction: column; gap: 8px; }
+.ref-item {
+  display: flex; gap: 10px; align-items: center; font-size: 12px;
+  padding: 6px 10px; background: var(--df-bg-card); border-radius: var(--df-radius-sm);
+}
+.ref-time { color: var(--df-text-dim); white-space: nowrap; }
+.ref-conv { color: var(--df-text); }
+.ref-query { color: var(--df-text-secondary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
+.load-more { align-self: flex-start; margin-top: 4px; }
+
+/* 生命周期时间线 */
+.timeline { display: flex; flex-direction: column; }
+.tl-node { display: flex; gap: 12px; position: relative; padding-bottom: 4px; }
+.tl-dot {
+  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
+  display: flex; align-items: center; justify-content: center; font-size: 13px;
+  background: var(--df-bg-card); border: 0.5px solid var(--df-border); z-index: 1;
+}
+.tl-line { position: absolute; left: 14px; top: 28px; bottom: -4px; width: 0.5px; background: var(--df-border); }
+.tl-body { padding-top: 4px; }
+.tl-label { font-size: 13px; color: var(--df-text); }
+.tl-time { font-size: 11px; color: var(--df-text-dim); }
+.tl-summary { font-size: 11px; color: var(--df-text-secondary); margin-top: 2px; }
+
+/* ===== 编辑输入 ===== */
+.edit-input {
+  width: 100%; padding: 8px 10px; background: var(--df-bg-card);
+  border: 0.5px solid var(--df-border); border-radius: var(--df-radius-sm);
+  color: var(--df-text); font-size: 13px; outline: none; box-sizing: border-box;
+}
+.edit-input:focus { border-color: var(--df-accent); }
+.edit-input-title { font-size: 16px; font-weight: 500; }
+.edit-textarea { min-height: 100px; resize: vertical; font-family: inherit; }
+
+/* ===== 按钮 ===== */
+.btn {
+  padding: 8px 16px; border: none; border-radius: var(--df-radius-sm);
+  font-size: 13px; cursor: pointer; transition: all 0.15s;
+}
+.btn-sm { padding: 4px 10px; font-size: 12px; }
+.btn-primary { background: var(--df-accent); color: #fff; }
+.btn-primary:hover { background: var(--df-accent-hover); }
+.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; }
+.btn-ghost { background: transparent; color: var(--df-text-secondary); border: 0.5px solid var(--df-border); }
+.btn-ghost:hover { background: var(--df-bg-card); color: var(--df-text); }
+
+/* ===== 响应式:窄屏详情标题防竖线化(B-260619)===== */
+@media (max-width: 760px) {
+  .detail-head { flex-direction: column; align-items: flex-start; }
+  .detail-actions { width: 100%; }
+  .detail-title { font-size: 15px; }
+}
+</style>
diff --git a/src/views/Knowledge.vue b/src/views/Knowledge.vue
index fd90b33..aa5eed4 100644
--- a/src/views/Knowledge.vue
+++ b/src/views/Knowledge.vue
@@ -82,113 +82,18 @@
         </div>
       </div>
 
-      <!-- ===== 右侧:详情 ===== -->
+      <!-- ===== 右侧:详情(KnowledgeDetail 子组件,SW-260618-20 拆分)===== -->
       <div class="kn-detail-panel">
-        <template v-if="detail">
-          <!-- ① 基本信息 -->
-          <section class="detail-section">
-            <div class="detail-head">
-              <div class="detail-title-row">
-                <span class="detail-kind-icon">{{ kindIcon(detail.knowledge.kind) }}</span>
-                <span v-if="!editing" class="detail-title">{{ detail.knowledge.title }}</span>
-                <input v-else v-model="editForm.title" class="edit-input edit-input-title" />
-              </div>
-              <div class="detail-actions" v-if="!editing">
-                <button class="btn btn-ghost btn-sm" @click="startEdit">{{ $t('knowledge.edit') }}</button>
-                <template v-if="topTab === 'inbox'">
-                  <button class="btn btn-primary btn-sm" :disabled="submitting" @click="publishCurrent">{{ $t('knowledge.publish') }}</button>
-                  <button class="btn btn-ghost btn-sm" :disabled="submitting" @click="rejectCurrent">{{ $t('knowledge.reject') }}</button>
-                </template>
-                <button v-else class="btn btn-ghost btn-sm" :disabled="submitting" @click="archiveCurrent">{{ $t('knowledge.archive') }}</button>
-              </div>
-              <div class="detail-actions" v-else>
-                <button class="btn btn-ghost btn-sm" @click="cancelEdit">{{ $t('common.cancel') }}</button>
-                <button class="btn btn-primary btn-sm" @click="saveEdit" :disabled="submitting || !editForm.title.trim()">{{ $t('common.save') }}</button>
-              </div>
-            </div>
-
-            <div class="detail-badges">
-              <span class="kn-card-status" :class="'st-' + detail.knowledge.status">{{ statusLabel(detail.knowledge.status) }}</span>
-              <span v-if="detail.knowledge.confidence" :class="'conf-' + detail.knowledge.confidence">{{ $t('knowledge.confidenceBadge', { label: confidenceLabel(detail.knowledge.confidence) }) }}</span>
-              <span class="badge-plain">{{ $t('knowledge.reuseCount', { n: detail.knowledge.reuse_count }) }}</span>
-              <span class="badge-plain">{{ kindLabel(detail.knowledge.kind) }}</span>
-            </div>
-
-            <div class="detail-field">
-              <label>{{ $t('knowledge.contentLabel') }}</label>
-              <!-- B-260615-25:知识内容 Markdown 渲染(展示态),复用 useMarkdown composable(同 B-24 TaskDetail);编辑态保持 textarea -->
-              <div
-                v-if="!editing && detail.knowledge.content"
-                class="detail-content ai-md"
-                v-html="renderedContent"
-              ></div>
-              <div v-else-if="!editing" class="detail-content">—</div>
-              <textarea v-else v-model="editForm.content" class="edit-input edit-textarea"></textarea>
-            </div>
-
-            <div class="detail-field">
-              <label>{{ $t('knowledge.tagsLabel') }}</label>
-              <div v-if="!editing" class="detail-tags">
-                <span class="tag" v-for="tag in parseTags(detail.knowledge.tags)" :key="tag">{{ tag }}</span>
-                <span v-if="parseTags(detail.knowledge.tags).length === 0" class="muted">{{ $t('knowledge.tagsNone') }}</span>
-              </div>
-              <input v-else v-model="editForm.tagsInput" class="edit-input" :placeholder="$t('knowledge.tagsPlaceholder')" />
-            </div>
-          </section>
-
-          <!-- ② 溯源 -->
-          <section class="detail-section">
-            <div class="section-title">{{ $t('knowledge.traceTitle') }}</div>
-            <div class="trace-row">
-              <span class="trace-label">{{ $t('knowledge.traceMethod') }}</span>
-              <span>{{ originMethod }}</span>
-            </div>
-            <div class="trace-row" v-if="originConvTitle">
-              <span class="trace-label">{{ $t('knowledge.traceSource') }}</span>
-              <span>{{ originConvTitle }}</span>
-            </div>
-            <div class="trace-row" v-if="originTime">
-              <span class="trace-label">{{ $t('knowledge.traceTime') }}</span>
-              <span>{{ originTime }}</span>
-            </div>
-            <div class="detail-field" v-if="reasoningText">
-              <label>{{ $t('knowledge.reasoningLabel') }}</label>
-              <div class="reasoning-box">{{ reasoningText }}</div>
-            </div>
-          </section>
-
-          <!-- ③ 引用 -->
-          <section class="detail-section">
-            <div class="section-title">{{ $t('knowledge.refTitle', { n: referenceEvents.length }) }}</div>
-            <div v-if="referenceEvents.length === 0" class="muted">{{ $t('knowledge.refEmpty') }}</div>
-            <div v-else class="ref-list">
-              <div v-for="ref in referenceEvents.slice(0, refLimit)" :key="ref.id" class="ref-item">
-                <span class="ref-time">{{ relativeTime(ref.timestamp) }}</span>
-                <span class="ref-conv">{{ refConvTitle(ref) }}</span>
-                <span class="ref-query" v-if="refQuery(ref)">“{{ refQuery(ref) }}”</span>
-              </div>
-              <button v-if="referenceEvents.length > refLimit" class="btn btn-ghost btn-sm load-more" @click="refLimit += 10">
-                {{ $t('knowledge.loadMore', { n: referenceEvents.length - refLimit }) }}
-              </button>
-            </div>
-          </section>
-
-          <!-- ④ 生命周期时间线 -->
-          <section class="detail-section">
-            <div class="section-title">{{ $t('knowledge.lifecycleTitle') }}</div>
-            <div class="timeline">
-              <div v-for="(node, idx) in timelineNodes" :key="node.id" class="tl-node">
-                <div class="tl-dot">{{ node.icon }}</div>
-                <div v-if="idx < timelineNodes.length - 1" class="tl-line"></div>
-                <div class="tl-body">
-                  <div class="tl-label">{{ node.label }}</div>
-                  <div class="tl-time">{{ relativeTime(node.timestamp) }}</div>
-                  <div class="tl-summary" v-if="node.summary">{{ node.summary }}</div>
-                </div>
-              </div>
-            </div>
-          </section>
-        </template>
+        <KnowledgeDetail
+          v-if="detail"
+          :detail="detail"
+          :top-tab="topTab"
+          :submitting="submitting"
+          @save="onDetailSave"
+          @publish="publishCurrent"
+          @reject="rejectCurrent"
+          @archive="archiveCurrent"
+        />
 
         <div v-else class="detail-empty">
           <div class="detail-empty-icon">👈</div>
@@ -240,10 +145,11 @@
 <script setup lang="ts">
 import { ref, computed, onMounted, onUnmounted, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { useKnowledgeStore, KNOWLEDGE_KINDS, parseTags } from '@/stores/knowledge'
+import { useKnowledgeStore, KNOWLEDGE_KINDS } from '@/stores/knowledge'
 import { useRendered } from '@/composables/useMarkdown'
 import { stripMd } from '@/utils/markdown'
-import type { KnowledgeDetailPayload, KnowledgeEventRecord } from '@/api/types'
+import KnowledgeDetail from '@/components/knowledge/KnowledgeDetail.vue'
+import type { KnowledgeDetailPayload } from '@/api/types'
 
 const { t } = useI18n()
 const store = useKnowledgeStore()
@@ -320,16 +226,12 @@ function getCategoryCount(key: string): number {
 // ===== 详情选中 + 加载 =====
 const selectedId = ref<string | null>(null)
 const detail = ref<KnowledgeDetailPayload | null>(null)
-// B-260615-25:知识内容 Markdown 渲染(复用 AiChat/TaskDetail 同款渲染器,模块级单例),
-// useRendered 封装 computed(读 mdReady 触发响应式 + renderMd)+ ensureLoaded(幂等预热)
-const { rendered: renderedContent, ensureLoaded } = useRendered(
-  () => detail.value?.knowledge.content ?? '',
-)
-const refLimit = ref(10)
+// B-260615-25:Markdown 渲染器预热保留在父级(模块单例,与 AiChat/TaskDetail/KnowledgeDetail 共享),
+// 详情内容渲染由 KnowledgeDetail 子组件通过 useRendered 消费,此处仅 ensureLoaded 预热不阻塞首屏
+const { ensureLoaded } = useRendered(() => '')
 
 async function selectKnowledge(id: string) {
   selectedId.value = id
-  refLimit.value = 10
   try {
     detail.value = await store.getDetail(id)
   } catch (e: any) {
@@ -345,43 +247,18 @@ watch(listItems, items => {
   }
 })
 
-// ===== 编辑 =====
-const editing = ref(false)
-const editForm = ref({ title: '', content: '', tagsInput: '', confidence: '' })
-
-// 异步操作禁用态(IPC 期间防双击重复提交):saveEdit/publishCurrent/rejectCurrent/archiveCurrent/submitCreate 共用
+// ===== 编辑(详情保存由 KnowledgeDetail 子组件 emit('save') 回传)=====
+// 异步操作禁用态(IPC 期间防双击重复提交):onDetailSave/publishCurrent/rejectCurrent/archiveCurrent/submitCreate 共用
 const submitting = ref(false)
 
-function startEdit() {
+// 子组件已完成表单校验(title 非空 + tags 解析),父级只负责 IPC + 刷新详情
+async function onDetailSave(payload: { id: string; data: { title: string; content: string; tags: string; confidence: string } }) {
   if (!detail.value) return
-  const k = detail.value.knowledge
-  editForm.value = {
-    title: k.title,
-    content: k.content,
-    tagsInput: parseTags(k.tags).join(', '),
-    confidence: k.confidence ?? '',
-  }
-  editing.value = true
-}
-
-function cancelEdit() {
-  editing.value = false
-}
-
-async function saveEdit() {
-  if (!detail.value || !editForm.value.title.trim()) return
   submitting.value = true
   try {
-    const tags = editForm.value.tagsInput.split(',').map(t => t.trim()).filter(Boolean)
-    await store.update(detail.value.knowledge.id, {
-      title: editForm.value.title.trim(),
-      content: editForm.value.content,
-      tags: JSON.stringify(tags),
-      confidence: editForm.value.confidence,  // 空串=清空(后端映射 None),非 undefined
-    })
-    editing.value = false
+    await store.update(payload.id, payload.data)
     // 重新拉详情
-    await selectKnowledge(detail.value.knowledge.id)
+    await selectKnowledge(payload.id)
   } finally {
     submitting.value = false
   }
@@ -453,85 +330,11 @@ async function submitCreate() {
   }
 }
 
-// ===== 事件解析辅助 =====
-function parseContext(e: KnowledgeEventRecord): Record<string, any> {
-  if (!e.context_json) return {}
-  try { return JSON.parse(e.context_json) } catch { return {} }
-}
-
-function refConvTitle(e: KnowledgeEventRecord): string {
-  // 解析一次复用:原两次 parseContext 调用会重复 JSON.parse,引用列表项越多浪费越大
-  const ctx = parseContext(e)
-  return ctx.conv_title || ctx.conv_id || ''
-}
-function refQuery(e: KnowledgeEventRecord): string {
-  return parseContext(e).query || ''
-}
-
-// 溯源:提取事件(created/extracted)
-const extractedEvent = computed(() => detail.value?.events.find(e => e.event_type === 'extracted'))
-const createdEvent = computed(() => detail.value?.events.find(e => e.event_type === 'created'))
-
-const originMethod = computed(() => {
-  if (extractedEvent.value) return t('knowledge.originExtracted')
-  if (createdEvent.value) return t('knowledge.originManual')
-  return t('knowledge.originUnknown')
-})
-const originConvTitle = computed(() => {
-  if (!extractedEvent.value) return ''
-  const ctx = parseContext(extractedEvent.value)
-  return ctx.conv_title || ''
-})
-const originTime = computed(() => {
-  const e = extractedEvent.value || createdEvent.value
-  return e ? relativeTime(e.timestamp) : ''
-})
-const reasoningText = computed(() => {
-  // 优先取主表 reasoning 字段,降级取 extracted 事件 context
-  if (detail.value?.knowledge.reasoning) return detail.value.knowledge.reasoning
-  if (extractedEvent.value) return parseContext(extractedEvent.value).reasoning || ''
-  return ''
-})
-
-// 引用事件(倒序)
-const referenceEvents = computed(() =>
-  (detail.value?.events ?? []).filter(e => e.event_type === 'referenced').reverse()
-)
-
-// 生命周期时间线节点(正序 + 未来占位)
-const timelineNodes = computed(() => {
-  const events = detail.value?.events ?? []
-  const nodes = events.map(e => {
-    const ctx = parseContext(e)
-    let icon = '•', label = e.event_type, summary = ''
-    if (e.event_type === 'extracted') {
-      icon = '🤖'; label = t('knowledge.timeline.extracted')
-      summary = ctx.conv_title ? t('knowledge.timeline.summarySource', { title: ctx.conv_title }) : ''
-    } else if (e.event_type === 'created') {
-      icon = '✍️'; label = t('knowledge.timeline.created')
-    } else if (e.event_type === 'status_changed') {
-      const to = ctx.to
-      if (to === 'published') { icon = '✅'; label = t('knowledge.timeline.published') }
-      else if (to === 'archived') { icon = '🗄️'; label = t('knowledge.timeline.archived') }
-      else if (to === 'pending_review') { icon = '👀'; label = t('knowledge.timeline.enterReview') }
-      else { icon = '🔄'; label = t('knowledge.timeline.statusChanged', { to }) }
-    } else if (e.event_type === 'referenced') {
-      icon = '🔄'; label = t('knowledge.timeline.referenced')
-      summary = ctx.conv_title ? t('knowledge.timeline.summaryConv', { title: ctx.conv_title }) : ''
-    }
-    return { id: e.id, icon, label, summary, timestamp: e.timestamp }
-  })
-  return nodes
-})
-
-// ===== 标签/时间辅助 =====
+// ===== 列表卡片标签辅助(详情相关 label/时间解析已迁移至 KnowledgeDetail 子组件)=====
 function kindLabel(key: string): string {
   const k = KNOWLEDGE_KINDS.find(c => c.key === key)
   return k ? `${k.icon} ${kindText(key)}` : key
 }
-function kindIcon(key: string): string {
-  return KNOWLEDGE_KINDS.find(c => c.key === key)?.icon ?? '📄'
-}
 function statusLabel(status: string): string {
   const key = `knowledge.status.${status}`
   const msg = t(key)
@@ -542,20 +345,6 @@ function confidenceLabel(c: string): string {
   const msg = t(key)
   return msg === key ? c : msg
 }
-// 相对时间:复用 common.* 既有 key(justNow/minutesAgo/hoursAgo/dayAgo),30 天以上回退绝对值
-function relativeTime(millisStr: string): string {
-  const ms = Number(millisStr)
-  if (!ms) return ''
-  const diff = Date.now() - ms
-  const min = Math.floor(diff / 60000)
-  if (min < 1) return t('common.justNow')
-  if (min < 60) return t('common.minutesAgo', { n: min })
-  const hr = Math.floor(min / 60)
-  if (hr < 24) return t('common.hoursAgo', { n: hr })
-  const day = Math.floor(hr / 24)
-  if (day < 30) return t('common.dayAgo', { n: day })
-  return t('common.ago', { time: new Date(ms).toLocaleDateString() })
-}
 
 onMounted(() => {
   ensureLoaded() // 后台预热 Markdown 渲染器(模块单例,与 AiChat/TaskDetail 共享),不阻塞
@@ -652,32 +441,11 @@ onMounted(() => {
 .meta-reuse { color: var(--df-info); }
 .list-empty { text-align: center; padding: 40px 0; color: var(--df-text-dim); font-size: 13px; }
 
-/* ===== 详情面板 ===== */
+/* ===== 详情面板空态(详情四段样式已随 KnowledgeDetail 子组件迁移)===== */
 .detail-empty { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--df-text-dim); gap: 12px; }
 .detail-empty-icon { font-size: 40px; }
 
-.detail-section { padding-bottom: 18px; margin-bottom: 18px; border-bottom: 0.5px solid var(--df-border); }
-.detail-section:last-child { border-bottom: none; margin-bottom: 0; }
-
-.detail-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 12px; min-width: 0; }
-.detail-title-row { display: flex; align-items: center; gap: 8px; min-width: 0; flex: 1; overflow: hidden; }
-.detail-kind-icon { font-size: 20px; flex-shrink: 0; }
-.detail-title { font-size: 18px; font-weight: 500; color: var(--df-text); word-break: break-word; overflow-wrap: break-word; min-width: 0; }
-.detail-actions { display: flex; gap: 6px; flex-shrink: 0; flex-wrap: wrap; }
-
-.detail-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; font-size: 11px; }
-.badge-plain { color: var(--df-text-dim); }
-.detail-field { margin-bottom: 12px; }
-.detail-field label { display: block; font-size: 12px; color: var(--df-text-secondary); margin-bottom: 4px; }
-.detail-content { font-size: 13px; color: var(--df-text); line-height: 1.6; white-space: pre-wrap; }
-
-/* ===== 知识内容 Markdown 渲染(B-260615-25,基础样式收敛至全局 ai-md.css) ===== */
-.detail-content.ai-md { white-space: normal; }
-.detail-tags { display: flex; gap: 6px; flex-wrap: wrap; }
-.tag { font-size: 11px; padding: 2px 8px; border-radius: var(--df-radius-xs); background: rgba(108,99,255,0.1); color: var(--df-accent); }
-.muted { color: var(--df-text-dim); font-size: 12px; }
-
-/* 状态徽章 / 置信度 */
+/* 状态徽章 / 置信度(列表卡片复用,详情由子组件 scoped 自带) */
 .kn-card-status { font-size: 11px; font-weight: 500; padding: 2px 8px; border-radius: var(--df-radius-xs); white-space: nowrap; }
 .st-candidate { background: rgba(255,217,61,0.15); color: var(--df-warning); }
 .st-pending_review { background: rgba(108,159,255,0.15); color: var(--df-info); }
@@ -687,51 +455,6 @@ onMounted(() => {
 .conf-medium { background: rgba(255,217,61,0.15); color: var(--df-warning); padding: 1px 6px; border-radius: var(--df-radius-xs); }
 .conf-low { background: rgba(255,107,107,0.15); color: var(--df-danger); padding: 1px 6px; border-radius: var(--df-radius-xs); }
 
-/* 溯源 */
-.section-title { font-size: 13px; font-weight: 500; color: var(--df-text); margin-bottom: 10px; }
-.trace-row { display: flex; gap: 12px; font-size: 12px; margin-bottom: 6px; }
-.trace-label { color: var(--df-text-dim); min-width: 72px; }
-.reasoning-box {
-  font-size: 13px; color: var(--df-text-secondary); line-height: 1.6;
-  background: var(--df-bg-card); border: 0.5px solid var(--df-border);
-  border-radius: var(--df-radius); padding: 10px 12px; white-space: pre-wrap;
-}
-
-/* 引用 */
-.ref-list { display: flex; flex-direction: column; gap: 8px; }
-.ref-item {
-  display: flex; gap: 10px; align-items: center; font-size: 12px;
-  padding: 6px 10px; background: var(--df-bg-card); border-radius: var(--df-radius-sm);
-}
-.ref-time { color: var(--df-text-dim); white-space: nowrap; }
-.ref-conv { color: var(--df-text); }
-.ref-query { color: var(--df-text-secondary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
-.load-more { align-self: flex-start; margin-top: 4px; }
-
-/* 生命周期时间线 */
-.timeline { display: flex; flex-direction: column; }
-.tl-node { display: flex; gap: 12px; position: relative; padding-bottom: 4px; }
-.tl-dot {
-  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
-  display: flex; align-items: center; justify-content: center; font-size: 13px;
-  background: var(--df-bg-card); border: 0.5px solid var(--df-border); z-index: 1;
-}
-.tl-line { position: absolute; left: 14px; top: 28px; bottom: -4px; width: 0.5px; background: var(--df-border); }
-.tl-body { padding-top: 4px; }
-.tl-label { font-size: 13px; color: var(--df-text); }
-.tl-time { font-size: 11px; color: var(--df-text-dim); }
-.tl-summary { font-size: 11px; color: var(--df-text-secondary); margin-top: 2px; }
-
-/* ===== 编辑输入 ===== */
-.edit-input {
-  width: 100%; padding: 8px 10px; background: var(--df-bg-card);
-  border: 0.5px solid var(--df-border); border-radius: var(--df-radius-sm);
-  color: var(--df-text); font-size: 13px; outline: none; box-sizing: border-box;
-}
-.edit-input:focus { border-color: var(--df-accent); }
-.edit-input-title { font-size: 16px; font-weight: 500; }
-.edit-textarea { min-height: 100px; resize: vertical; font-family: inherit; }
-
 /* ===== 按钮 ===== */
 .btn {
   padding: 8px 16px; border: none; border-radius: var(--df-radius-sm);
@@ -765,11 +488,8 @@ onMounted(() => {
 .form-textarea { min-height: 80px; resize: vertical; font-family: inherit; }
 .modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
 
-/* ===== 响应式:窄屏详情标题防竖线化(B-260619) ===== */
+/* ===== 响应式:窄屏单列布局(详情窄屏样式随 KnowledgeDetail 子组件迁移) ===== */
 @media (max-width: 760px) {
   .kn-layout { grid-template-columns: 1fr; }
-  .detail-head { flex-direction: column; align-items: flex-start; }
-  .detail-actions { width: 100%; }
-  .detail-title { font-size: 15px; }
 }
 </style>