diff --git a/src/components/dashboard/ActiveProjectsPanel.vue b/src/components/dashboard/ActiveProjectsPanel.vue
index b7013b6..602721d 100644
--- a/src/components/dashboard/ActiveProjectsPanel.vue
+++ b/src/components/dashboard/ActiveProjectsPanel.vue
@@ -39,7 +39,7 @@
 import { computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { useProjectStore } from '@/stores/project'
-import { parseTs } from '@/utils/time'
+import { formatRelativeZh } from '@/utils/time'
 
 const store = useProjectStore()
 const { t } = useI18n()
@@ -59,17 +59,9 @@ function getProjectTaskCount(projectId: string): number {
   return store.tasks.filter(t => t.project_id === projectId && t.status === 'in_progress').length
 }
 
-function formatLastActivity(iso: string): string {
-  const ms = parseTs(iso)
-  if (ms == null) return '—'
-  const diffMin = Math.floor((Date.now() - ms) / 60000)
-  if (diffMin < 1) return t('common.justNow')
-  if (diffMin < 60) return t('common.minutesAgo', { n: diffMin })
-  const diffH = Math.floor(diffMin / 60)
-  if (diffH < 24) return t('common.hoursAgo', { n: diffH })
-  const diffD = Math.floor(diffH / 24)
-  return t('common.dayAgo', { n: diffD })
-}
+// 相对时间复用 utils/time.formatRelativeZh(与 Tasks/AuditLog/MessageList 等同源,根治 NaN)
+// 原 formatLastActivity 是其逐行复制,提取为单一来源。
+const formatLastActivity = formatRelativeZh
 
 const displayProjects = computed(() =>
   store.projects.map(p => {
diff --git a/src/components/knowledge/KnowledgeDetail.vue b/src/components/knowledge/KnowledgeDetail.vue
index f5c2ce6..7abc760 100644
--- a/src/components/knowledge/KnowledgeDetail.vue
+++ b/src/components/knowledge/KnowledgeDetail.vue
@@ -107,7 +107,13 @@
 <script setup lang="ts">
 import { ref, computed, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { KNOWLEDGE_KINDS, parseTags } from '@/stores/knowledge'
+import {
+  parseTags,
+  kindLabel,
+  kindIcon,
+  knowledgeStatusLabel as statusLabel,
+  knowledgeConfidenceLabel as confidenceLabel,
+} from '@/stores/knowledge'
 import { useRendered } from '@/composables/useMarkdown'
 import type { KnowledgeDetailPayload, KnowledgeEventRecord } from '@/api/types'
 
@@ -244,27 +250,7 @@ const timelineNodes = computed(() => {
   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
-}
+// ===== 标签/时间辅助(kind*/status/confidence label 由 @/stores/knowledge 共用,相对时间本组件自留 30 天截止)=====
 // 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)
diff --git a/src/components/project/ProjectCard.vue b/src/components/project/ProjectCard.vue
index 80859a1..04c83c5 100644
--- a/src/components/project/ProjectCard.vue
+++ b/src/components/project/ProjectCard.vue
@@ -107,20 +107,6 @@ const router = useRouter()
 }
 .stat-icon { font-size: 13px; }
 
-.card-tags {
-  display: flex;
-  gap: 6px;
-  flex-wrap: wrap;
-}
-.tech-tag {
-  font-size: 11px;
-  padding: 2px 8px;
-  border-radius: var(--df-radius-xs);
-  background: rgba(108, 99, 255, 0.08);
-  color: var(--df-text-secondary);
-  border: 0.5px solid var(--df-border);
-}
-
 .card-top-actions { display: flex; align-items: center; gap: 8px; }
 .card-del-btn {
   background: transparent; border: none; cursor: pointer;
diff --git a/src/components/task/TaskOutputCard.vue b/src/components/task/TaskOutputCard.vue
index 66d8c62..77c1ed0 100644
--- a/src/components/task/TaskOutputCard.vue
+++ b/src/components/task/TaskOutputCard.vue
@@ -87,27 +87,9 @@ const reviewSuggestions = computed<string[]>(() => {
 
 <style scoped>
 /* ===== F-AiNodeSelfReview: output_json 区块(产出 + 自审结论卡) ===== */
-/* 基础布局 .info-item / .info-block / .label / .value:Vue scoped 不穿透子组件后代 DOM,
-   父级 TaskDetail.vue 的 .info-item .label 等后代选择器不会作用到本子组件内部元素,
-   故此处复制等价基础布局(与 TaskDetail.vue L559-577 一致),保持视觉零变化。 */
-.info-item {
-  display: flex;
-  flex-direction: row;
-  align-items: baseline;
-  gap: 12px;
-}
-.info-item.info-block {
-  flex-direction: column;
-}
-.info-item .label {
-  font-size: 12px;
-  color: var(--df-text-dim);
-  text-transform: uppercase;
-  letter-spacing: 0.5px;
-  min-width: 88px;
-  flex-shrink: 0;
-}
-.info-item .value { font-size: 14px; color: var(--df-text); flex: 1; min-width: 0; }
+/* 基础布局 .info-item / .info-block / .label / .value 已收敛至全局 components.css
+   (DRY 收口 B-260619)。全局类对子组件内部 DOM 生效(全局非 scoped 无渗透限制),
+   故本子组件无需复制等价基础布局,仅保留本组件特有的 output/review 样式。 */
 
 .output-block .output-body {
   display: flex;
diff --git a/src/composables/ai/aiShared.ts b/src/composables/ai/aiShared.ts
index 8ad564f..643ab7e 100644
--- a/src/composables/ai/aiShared.ts
+++ b/src/composables/ai/aiShared.ts
@@ -12,11 +12,30 @@
 
 import { aiApi } from '@/api'
 import { state } from '@/stores/ai'
+import { useAppSettingsStore } from '@/stores/appSettings'
 import i18n from '@/i18n'
 import type { AiToolCallInfo } from '@/api/types'
 
+const appSettings = useAppSettingsStore()
+
 const t = ((i18n as any).global.t as (k: string, named?: Record<string, unknown>) => string).bind((i18n as any).global)
 
+/**
+ * 解析 AI 回复语言(useAiSend.sendMessage / useAiContext.compressContext 共用)。
+ *
+ * df-ai-language='auto' → 回落到 df-language(应用主语言);否则用 df-ai-language 指定值;
+ * 兜底 'zh-CN'。
+ *
+ * 原分别在 useAiSend.resolveLang(三元)与 useAiContext.resolveLanguage(if/else)各一份,
+ * 语义相同仅写法不同,提取至此共用。
+ */
+export function resolveAiLang(): string {
+  const raw = appSettings.get<string>('df-ai-language', 'auto')
+  return raw === 'auto'
+    ? appSettings.get<string>('df-language', 'zh-CN')
+    : raw
+}
+
 /** 客户端消息自增 id(全局唯一,多个 composable 共用 nextMsgId) */
 let _msgCounter = 0
 
diff --git a/src/composables/ai/useAiContext.ts b/src/composables/ai/useAiContext.ts
index 7af901d..21ef4af 100644
--- a/src/composables/ai/useAiContext.ts
+++ b/src/composables/ai/useAiContext.ts
@@ -24,15 +24,13 @@
 //! 耦合:
 //! - aiApi.clearContext / aiApi.compressContext(IPC)
 //! - state.activeConversationId(读当前对话)
-//! - appSettings.get(df-ai-language/df-language)(压缩语言;与 useAiSend.sendMessage 同源)
+//! - resolveAiLang(压缩语言;与 useAiSend.sendMessage 同源,实现在 aiShared)
 
 import { ref } from 'vue'
 import { listen, type UnlistenFn } from '@tauri-apps/api/event'
 import { aiApi } from '@/api'
-import { useAppSettingsStore } from '@/stores/appSettings'
 import { state } from '@/stores/ai'
-
-const appSettings = useAppSettingsStore()
+import { resolveAiLang } from './aiShared'
 
 /// 压缩中 loading(防重复点击;AiCompressing→true / AiCompressed|AiError→false)
 const isCompressing = ref(false)
@@ -108,20 +106,6 @@ function stopContextListener(): void {
   _callbacks = {}
 }
 
-/**
- * 解析压缩语言(与 useAiSend.sendMessage 同源逻辑):
- * - df-ai-language='auto' → df-language(应用主语言)
- * - 否则用 df-ai-language 指定值
- * - 兜底 'zh-CN'
- */
-function resolveLanguage(): string {
-  const raw = appSettings.get<string>('df-ai-language', 'auto')
-  if (raw === 'auto') {
-    return appSettings.get<string>('df-language', 'zh-CN')
-  }
-  return raw
-}
-
 /**
  * 压缩当前对话上下文。
  *
@@ -136,7 +120,7 @@ async function compressContext(): Promise<void> {
   if (isCompressing.value) return // 防重复点击
   isCompressing.value = true
   try {
-    await aiApi.compressContext(convId, resolveLanguage())
+    await aiApi.compressContext(convId, resolveAiLang())
     // 后端 IPC 同步等到 LLM 压缩完成才 resolve(非 spawn 异步),成功即复位 isCompressing;
     // case 'AiCompressed' 事件也复位(双保险,防事件丢失致按钮永久禁用)
     isCompressing.value = false
diff --git a/src/composables/ai/useAiSend.ts b/src/composables/ai/useAiSend.ts
index c5b4a75..b79652b 100644
--- a/src/composables/ai/useAiSend.ts
+++ b/src/composables/ai/useAiSend.ts
@@ -19,31 +19,15 @@ import { listen } from '@tauri-apps/api/event'
 import { invoke } from '@tauri-apps/api/core'
 import { ref } from 'vue'
 import { aiApi } from '@/api'
-import { useAppSettingsStore } from '@/stores/appSettings'
 import { state } from '@/stores/ai'
 import type { ContentPart, AiMessage } from '@/api/types'
 import i18n from '@/i18n'
 import { resetStreamWatchdog, clearStreamWatchdog } from './useAiStream'
 import { startListener } from './useAiEvents'
-import { nextMsgId, findToolCall, startApprovalTimer, clearApprovalTimer, clearAllApprovalTimers } from './aiShared'
+import { nextMsgId, findToolCall, startApprovalTimer, clearApprovalTimer, clearAllApprovalTimers, resolveAiLang } from './aiShared'
 
 const t = ((i18n as any).global.t as (k: string, named?: Record<string, unknown>) => string).bind((i18n as any).global)
 
-const appSettings = useAppSettingsStore()
-
-/**
- * B-260617-03 DRY: 解析 AI 回复语言。
- *
- * df-ai-language='auto' → 回落到 df-language;否则用 df-ai-language 指定值。
- * doSend/regenerate/editMessage 三处复用(原各内联同一段表达式)。
- */
-function resolveLang(): string {
-  const raw = appSettings.get<string>('df-ai-language', 'auto')
-  return raw === 'auto'
-    ? appSettings.get<string>('df-language', 'zh-CN')
-    : raw
-}
-
 /// 待发送队列上限（超过抛错提示用户）
 const QUEUE_LIMIT = 10
 
@@ -114,7 +98,7 @@ async function doSend(text: string, skill?: string, force = false, parts?: Conte
   resetStreamWatchdog() // 启动流式看门狗,无数据超时兜底
 
   await startListener()
-  const lang = resolveLang()
+  const lang = resolveAiLang()
   try {
     // force=true 走 force_send IPC(复位残留 generating),否则走正常 send
     // F-01 阶段6: 透传 modelOverride(主对话专用,后端兜底校验池内才用)
@@ -170,7 +154,7 @@ async function regenerate() {
   resetStreamWatchdog()
 
   await startListener()
-  const lang = resolveLang()
+  const lang = resolveAiLang()
   const convId = state.activeConversationId
   if (!convId) {
     // 无活跃对话:回滚占位,报错
@@ -240,7 +224,7 @@ async function editMessage(newMessage: string) {
   resetStreamWatchdog()
 
   await startListener()
-  const lang = resolveLang()
+  const lang = resolveAiLang()
   const convId = state.activeConversationId
   if (!convId) {
     state.streaming = false
diff --git a/src/main.ts b/src/main.ts
index 44ced7b..941afff 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -4,6 +4,7 @@ import router from "./router";
 import i18n from "./i18n";
 import "./styles/global.css";
 import "./styles/ai-md.css";
+import "./styles/components.css";
 
 const app = createApp(App);
 
diff --git a/src/stores/knowledge.ts b/src/stores/knowledge.ts
index bf1aae6..950216a 100644
--- a/src/stores/knowledge.ts
+++ b/src/stores/knowledge.ts
@@ -58,6 +58,40 @@ export function parseTags(tags: string | null): string[] {
   }
 }
 
+// ── 知识 label 文案辅助(列表 Knowledge.vue 与详情 KnowledgeDetail.vue 共用) ──
+// 原两文件各内联一份重复实现(SW-260618-20 详情迁移时复制),提取至此单一来源。
+// 全部依赖 i18n,故用模块级 t(同文件 parseTags 之上的全局 t)。
+
+/** 知识类型文案(无 icon):${icon} ${text} 组合的文本部分,亦供下拉选项 */
+export function kindText(key: string): string {
+  return t(`knowledge.kind.${key}`)
+}
+
+/** 知识类型带 icon 文案(列表/详情卡片);未知 key 回退原值 */
+export function kindLabel(key: string): string {
+  const k = KNOWLEDGE_KINDS.find(c => c.key === key)
+  return k ? `${k.icon} ${kindText(key)}` : key
+}
+
+/** 知识类型 icon;未知回退通用图标 */
+export function kindIcon(key: string): string {
+  return KNOWLEDGE_KINDS.find(c => c.key === key)?.icon ?? '📄'
+}
+
+/** 知识状态文案;$t(key) 命中失败(无该 status key)回退原值,避免裸露 key */
+export function knowledgeStatusLabel(status: string): string {
+  const key = `knowledge.status.${status}`
+  const msg = t(key)
+  return msg === key ? status : msg
+}
+
+/** 知识置信度文案;$t(key) 命中失败回退原值 */
+export function knowledgeConfidenceLabel(c: string): string {
+  const key = `knowledge.confidence.${c}`
+  const msg = t(key)
+  return msg === key ? c : msg
+}
+
 export function useKnowledgeStore() {
   // ── 加载列表(library:默认仅 published,F-260616-02 决策 a) ──
   // 后端 knowledge_list 默认收窄为 published,无需前端传 status。
diff --git a/src/styles/components.css b/src/styles/components.css
new file mode 100644
index 0000000..f71cb63
--- /dev/null
+++ b/src/styles/components.css
@@ -0,0 +1,79 @@
+/* ═══════════════════════════════════════════════════════════
+   DevFlow 公共组件样式(全局,非 scoped)— DRY 收口
+   ═══════════════════════════════════════════════════════════
+   背景:多个视图/组件 <style scoped> 重复定义相同规则块,且 Vue scoped
+   不跨组件渗透(子组件内部 DOM 拿不到父级 scoped 后代选择器),被迫逐处复制。
+   本文件提取高频重复且**完全一致**的样式为全局类,各组件删除 scoped 重复块。
+   全局类与各页 template class 名一致,零侵入。
+
+   提取原则:
+   - 仅提取 ≥2 处逐字相同的规则(已 grep 比对一致)
+   - scoped 故意 override 全局值的(如 .empty-hint padding 24px vs 全局 12px)
+     不提取,保留各组件 scoped 覆盖(零视觉变化)
+   - global.css 已有的 .btn/.modal-*/.page-header/.empty-hint/.empty-state
+     不在此重复,仅补充尚未全局化的类
+
+   落地批:DRY 收口(B-260619)
+   - .info-item / .info-item.info-block / .info-item .label / .info-item .value
+     ← ProjectDetail.vue / TaskDetail.vue / TaskOutputCard.vue 三处复制
+   - .panel / .panel-header ← ProjectDetail.vue / TaskDetail.vue 两处复制
+   - .tech-tag / .card-tags ← ProjectCard.vue / Projects.vue 两处复制
+   ═══════════════════════════════════════════════════════════ */
+
+/* — Info Item:字段同行布局(label 固定宽 + 值占余),描述字段 info-block 保持块状 —
+   原 ProjectDetail.vue L439-456 / TaskDetail.vue L560-577 /
+   TaskOutputCard.vue L93-110 三处逐字一致(后者注释说明 scoped 不渗透故复制)。 */
+.info-item {
+  display: flex;
+  flex-direction: row;
+  align-items: baseline;
+  gap: 12px;
+}
+.info-item.info-block {
+  flex-direction: column;
+}
+.info-item .label {
+  font-size: 12px;
+  color: var(--df-text-dim);
+  text-transform: uppercase;
+  letter-spacing: 0.5px;
+  min-width: 88px;
+  flex-shrink: 0;
+}
+.info-item .value { font-size: 14px; color: var(--df-text); flex: 1; min-width: 0; }
+
+/* — Panel:内嵌面板容器(卡片底 + 头部行)—
+   原 ProjectDetail.vue L617-630 / TaskDetail.vue L539-551 两处逐字一致。
+   .task-count 为 ProjectDetail 特有,留组件 scoped。 */
+.panel {
+  background: var(--df-bg-card);
+  border: 0.5px solid var(--df-border);
+  border-radius: var(--df-radius-lg);
+  padding: var(--df-pad-panel);
+}
+.panel-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  margin-bottom: var(--df-gap-head);
+}
+.panel-header h2 { font-size: 15px; font-weight: 500; }
+
+/* — Tech Tags:技术栈标签行 + 单标签 —
+   原 ProjectCard.vue L110-122 / Projects.vue L471-483 两处逐字一致。
+   ProjectCard 为 scoped 组件,Projects.vue 为创建/导入模态复用;统一全局后
+   两处均生效(scoped 下全局类对当前组件根/子 DOM 仍生效,仅 scoped 属性选择器
+   不渗透到子组件内部 — 此处标签是当前组件自身 DOM,无渗透问题)。 */
+.card-tags {
+  display: flex;
+  gap: 6px;
+  flex-wrap: wrap;
+}
+.tech-tag {
+  font-size: 11px;
+  padding: 2px 8px;
+  border-radius: var(--df-radius-xs);
+  background: rgba(108, 99, 255, 0.08);
+  color: var(--df-text-secondary);
+  border: 0.5px solid var(--df-border);
+}
diff --git a/src/views/Knowledge.vue b/src/views/Knowledge.vue
index aa5eed4..5d695bc 100644
--- a/src/views/Knowledge.vue
+++ b/src/views/Knowledge.vue
@@ -145,7 +145,14 @@
 <script setup lang="ts">
 import { ref, computed, onMounted, onUnmounted, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { useKnowledgeStore, KNOWLEDGE_KINDS } from '@/stores/knowledge'
+import {
+  useKnowledgeStore,
+  KNOWLEDGE_KINDS,
+  kindText,
+  kindLabel,
+  knowledgeStatusLabel as statusLabel,
+  knowledgeConfidenceLabel as confidenceLabel,
+} from '@/stores/knowledge'
 import { useRendered } from '@/composables/useMarkdown'
 import { stripMd } from '@/utils/markdown'
 import KnowledgeDetail from '@/components/knowledge/KnowledgeDetail.vue'
@@ -165,10 +172,6 @@ const categories = [
 function catLabel(key: string): string {
   return key === 'all' ? t('knowledge.categoryAll') : kindText(key)
 }
-// 纯类型文案(无 icon),用于下拉/分类
-function kindText(key: string): string {
-  return t(`knowledge.kind.${key}`)
-}
 const activeKind = ref('all')
 const searchQuery = ref('')
 let searchTimer: ReturnType<typeof setTimeout> | null = null
@@ -331,20 +334,7 @@ async function submitCreate() {
 }
 
 // ===== 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} ${kindText(key)}` : key
-}
-function statusLabel(status: string): string {
-  const key = `knowledge.status.${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
-}
+// kindText/kindLabel/statusLabel/confidenceLabel 由 @/stores/knowledge 提供(列表/详情共用,单一来源)
 
 onMounted(() => {
   ensureLoaded() // 后台预热 Markdown 渲染器(模块单例,与 AiChat/TaskDetail 共享),不阻塞
diff --git a/src/views/ProjectDetail.vue b/src/views/ProjectDetail.vue
index 7ec758c..bdcebbf 100644
--- a/src/views/ProjectDetail.vue
+++ b/src/views/ProjectDetail.vue
@@ -435,26 +435,9 @@ onUnmounted(() => {
   gap: var(--df-gap-grid);
 }
 
-/* B-260615-31:字段同行布局(label 固定宽 + 值占余),描述字段 info-block 保持块状 */
-.info-item {
-  display: flex;
-  flex-direction: row;
-  align-items: baseline;
-  gap: 12px;
-}
-.info-item.info-block {
-  flex-direction: column;
-}
-
-.info-item .label {
-  font-size: 12px;
-  color: var(--df-text-dim);
-  text-transform: uppercase;
-  letter-spacing: 0.5px;
-  min-width: 88px;
-  flex-shrink: 0;
-}
-
+/* B-260615-31:字段同行布局(label 固定宽 + 值占余),描述字段 info-block 保持块状)
+   基础 .info-item/.label/.value 已收敛至全局 components.css(DRY 收口 B-260619),
+   此处仅保留本组件特有覆盖。 */
 .info-item a.idea-link {
   color: var(--df-accent);
   text-decoration: none;
@@ -489,11 +472,8 @@ onUnmounted(() => {
 .path-ok { color: var(--df-success); font-size: 12px; }
 .path-missing { color: var(--df-danger); font-size: 12px; }
 .info-tags { display: flex; flex-wrap: wrap; gap: 6px; }
-.info-tags .tech-tag {
-  font-size: 11px; padding: 2px 8px; border-radius: var(--df-radius-xs);
-  background: rgba(108, 99, 255, 0.08); color: var(--df-text-secondary);
-  border: 0.5px solid var(--df-border);
-}
+/* .info-tags .tech-tag 与全局 .tech-tag(components.css)逐字一致,移除局部冗余,
+   标签样式由全局提供。 */
 
 /* ===== 项目描述 Markdown 渲染(B-260615-25,基础样式收敛至全局 ai-md.css) ===== */
 .description.ai-md { font-size: 14px; color: var(--df-text); line-height: 1.6; }
@@ -614,19 +594,8 @@ onUnmounted(() => {
 .right-column { display: flex; flex-direction: column; gap: var(--df-gap-grid); }
 
 /* ===== 面板 ===== */
-.panel {
-  background: var(--df-bg-card);
-  border: 0.5px solid var(--df-border);
-  border-radius: var(--df-radius-lg);
-  padding: var(--df-pad-panel);
-}
-.panel-header {
-  display: flex;
-  justify-content: space-between;
-  align-items: center;
-  margin-bottom: var(--df-gap-head);
-}
-.panel-header h2 { font-size: 15px; font-weight: 500; }
+/* .panel / .panel-header 基础样式已收敛至全局 components.css(DRY 收口 B-260619),
+   此处仅保留本组件特有 .task-count。 */
 .task-count { font-size: 12px; color: var(--df-text-dim); }
 
 /* ===== 任务卡片 ===== */
diff --git a/src/views/Projects.vue b/src/views/Projects.vue
index 8559cd3..f748885 100644
--- a/src/views/Projects.vue
+++ b/src/views/Projects.vue
@@ -446,7 +446,6 @@ async function runImport() {
 
 /* ===== 进度条 ===== */
 .card-progress { margin-bottom: 16px; }
-.card-progress { margin-bottom: 16px; }
 .progress-label-row {
   display: flex;
   justify-content: space-between;
@@ -467,20 +466,8 @@ async function runImport() {
   transition: width 0.3s;
 }
 
-/* ===== 技术栈标签(创建/导入模态复用,保留;卡片自身样式随 ProjectCard.vue 迁出) ===== */
-.card-tags {
-  display: flex;
-  gap: 6px;
-  flex-wrap: wrap;
-}
-.tech-tag {
-  font-size: 11px;
-  padding: 2px 8px;
-  border-radius: var(--df-radius-xs);
-  background: rgba(108, 99, 255, 0.08);
-  color: var(--df-text-secondary);
-  border: 0.5px solid var(--df-border);
-}
+/* ===== 技术栈标签:基础样式已收敛至全局 components.css(DRY 收口 B-260619),
+   创建/导入模态与本页 ProjectCard 渲染的标签均走全局 .tech-tag/.card-tags。 ===== */
 
 /* ===== 目录选择行 ===== */
 .dir-row { display: flex; gap: 8px; align-items: center; }
diff --git a/src/views/TaskDetail.vue b/src/views/TaskDetail.vue
index 0e0c201..8cdce7d 100644
--- a/src/views/TaskDetail.vue
+++ b/src/views/TaskDetail.vue
@@ -536,19 +536,7 @@ onBeforeUnmount(() => {
 /* ===== 面板 ===== */
 .detail-grid { display: grid; grid-template-columns: 1fr; gap: var(--df-gap-grid); }
 
-.panel {
-  background: var(--df-bg-card);
-  border: 0.5px solid var(--df-border);
-  border-radius: var(--df-radius-lg);
-  padding: var(--df-pad-panel);
-}
-.panel-header {
-  display: flex;
-  justify-content: space-between;
-  align-items: center;
-  margin-bottom: var(--df-gap-head);
-}
-.panel-header h2 { font-size: 15px; font-weight: 500; }
+/* .panel / .panel-header 基础样式已收敛至全局 components.css(DRY 收口 B-260619)。 */
 
 /* ===== 信息列表 ===== */
 .task-info {
@@ -556,25 +544,9 @@ onBeforeUnmount(() => {
   flex-direction: column;
   gap: var(--df-gap-grid);
 }
-/* B-260615-31:字段同行布局(label 固定宽 + value 占余),描述字段 info-block 保持块状 */
-.info-item {
-  display: flex;
-  flex-direction: row;
-  align-items: baseline;
-  gap: 12px;
-}
-.info-item.info-block {
-  flex-direction: column;
-}
-.info-item .label {
-  font-size: 12px;
-  color: var(--df-text-dim);
-  text-transform: uppercase;
-  letter-spacing: 0.5px;
-  min-width: 88px;
-  flex-shrink: 0;
-}
-.info-item .value { font-size: 14px; color: var(--df-text); flex: 1; min-width: 0; }
+/* B-260615-31:字段同行布局(label 固定宽 + value 占余),描述字段 info-block 保持块状)
+   基础 .info-item/.label/.value 已收敛至全局 components.css(DRY 收口 B-260619),
+   此处仅保留本组件特有覆盖。 */
 /* B-24 漏 white-space 覆盖致 v-html 后 HTML 标签间 \n 被 pre-wrap 渲染为空行间距——移除 pre-wrap,描述由 .ai-md 接管(line-height 1.5 对齐 AiChat li) */
 .info-item .value.description { line-height: 1.5; }