diff --git a/frontend/src/app/layout/Sidebar.tsx b/frontend/src/app/layout/Sidebar.tsx
index 8eaf12b..047213e 100644
--- a/frontend/src/app/layout/Sidebar.tsx
+++ b/frontend/src/app/layout/Sidebar.tsx
@@ -1,15 +1,15 @@
 export function Sidebar() {
   const navItems = [
-    { href: '#/tickets', label: 'Tickets' },
-    { href: '#/tickets/new', label: 'Create Ticket' },
-    { href: '#/solutions', label: 'Solutions' },
-    { href: '#/design-system', label: 'Design System' }
+    { href: '#/tickets', label: '工单中心' },
+    { href: '#/tickets/new', label: '创建工单' },
+    { href: '#/solutions', label: '解决方案库' },
+    { href: '#/design-system', label: '设计系统' }
   ]
 
   return (
     <aside className="fixed inset-y-0 left-0 hidden w-64 border-r border-border bg-surface lg:block">
       <div className="border-b border-border px-4 py-3">
-        <p className="text-sm font-semibold text-foreground">AI Ticket Platform</p>
+        <p className="text-sm font-semibold text-foreground">AI 工单平台</p>
       </div>
       <nav className="flex flex-col gap-1 p-3">
         {navItems.map((item) => (
diff --git a/frontend/src/features/tickets/TicketComments.tsx b/frontend/src/features/tickets/TicketComments.tsx
index f358513..c2ae4e1 100644
--- a/frontend/src/features/tickets/TicketComments.tsx
+++ b/frontend/src/features/tickets/TicketComments.tsx
@@ -1,7 +1,7 @@
 import * as React from 'react'
 
+import { AppSection } from '@/components/app/AppSection'
 import { Button } from '@/components/ui/button'
-import { Card, CardContent, CardHeader } from '@/components/ui/card'
 import { Textarea } from '@/components/ui/textarea'
 
 import { addTicketComment } from './api'
@@ -19,21 +19,21 @@ export function TicketComments({ ticketId }: { ticketId: number }) {
   }
 
   return (
-    <Card>
-      <CardHeader>
-        <h2 className="text-sm font-medium">Comments</h2>
-      </CardHeader>
-      <CardContent>
+    <AppSection title="评论协作" description="记录内部沟通、排查过程和处理补充。">
         <form className="grid gap-3" onSubmit={handleSubmit}>
-          <Textarea value={content} onChange={(event) => setContent(event.target.value)} />
-          {lastComment ? <p className="text-sm text-muted-foreground">Latest: {lastComment}</p> : null}
+          <Textarea
+            placeholder="请输入处理说明或补充信息"
+            value={content}
+            onChange={(event) => setContent(event.target.value)}
+          />
+          {lastComment ? <p className="text-sm text-muted-foreground">最新回复：{lastComment}</p> : null}
+          {!lastComment ? <p className="text-sm text-muted-foreground">暂无评论</p> : null}
           <div className="flex justify-end">
             <Button type="submit" variant="secondary">
-              Add Comment
+              发表回复
             </Button>
           </div>
         </form>
-      </CardContent>
-    </Card>
+    </AppSection>
   )
 }
diff --git a/frontend/src/features/tickets/TicketCreatePage.tsx b/frontend/src/features/tickets/TicketCreatePage.tsx
index 394f2a4..235f392 100644
--- a/frontend/src/features/tickets/TicketCreatePage.tsx
+++ b/frontend/src/features/tickets/TicketCreatePage.tsx
@@ -1,9 +1,11 @@
 import * as React from 'react'
+import { Bot } from 'lucide-react'
 
 import { AppField } from '@/components/app/AppField'
 import { AppPageHeader } from '@/components/app/AppPageHeader'
+import { AppSection } from '@/components/app/AppSection'
+import { Badge } from '@/components/ui/badge'
 import { Button } from '@/components/ui/button'
-import { Card, CardContent } from '@/components/ui/card'
 import { Input } from '@/components/ui/input'
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select'
 import { Textarea } from '@/components/ui/textarea'
@@ -41,52 +43,83 @@ export function TicketCreatePage() {
 
   return (
     <main className="min-h-screen bg-background p-6 text-foreground">
-      <div className="mx-auto max-w-4xl">
-        <AppPageHeader title="Create Ticket" description="Record a confirmed support request." />
-        <Card className="mt-4">
-          <CardContent>
-            <form className="grid gap-4" onSubmit={handleSubmit}>
-              <AppField label="Title">
-                <Input required value={form.title} onChange={(event) => updateField('title', event.target.value)} />
+      <div className="mx-auto grid max-w-6xl gap-4">
+        <AppPageHeader title="创建工单" description="记录明确的技术支持请求，便于后续分派、排查和复用方案。" />
+        <form className="grid gap-4 xl:grid-cols-[minmax(0,1fr)_340px]" onSubmit={handleSubmit}>
+          <div className="grid gap-4">
+            <AppSection title="问题描述" description="请先说明现象、出现时间和可复现条件。">
+              <AppField label="工单标题">
+                <Input
+                  required
+                  placeholder="例如：生产环境登录后跳转失败"
+                  value={form.title}
+                  onChange={(event) => updateField('title', event.target.value)}
+                />
               </AppField>
-              <AppField label="Description">
+              <div className="mt-4">
+                <AppField label="问题描述">
                 <Textarea
                   required
+                  placeholder="请描述影响范围、报错信息、操作步骤和已尝试的处理方式。"
                   value={form.description}
                   onChange={(event) => updateField('description', event.target.value)}
                 />
               </AppField>
+              </div>
+            </AppSection>
+            <AppSection title="处理属性" description="用于技术支持人员快速判断优先级和处理路径。">
               <div className="grid gap-4 md:grid-cols-2">
-                <AppField label="Priority">
+                <AppField label="优先级">
                   <Select value={form.priority} onValueChange={(value) => updateField('priority', value as TicketInput['priority'])}>
                     <SelectTrigger className="w-full">
-                      <SelectValue placeholder="Priority" />
+                      <SelectValue placeholder="请选择优先级" />
                     </SelectTrigger>
                     <SelectContent>
-                      <SelectItem value="low">Low</SelectItem>
-                      <SelectItem value="medium">Medium</SelectItem>
-                      <SelectItem value="high">High</SelectItem>
-                      <SelectItem value="urgent">Urgent</SelectItem>
+                      <SelectItem value="low">低</SelectItem>
+                      <SelectItem value="medium">中</SelectItem>
+                      <SelectItem value="high">高</SelectItem>
+                      <SelectItem value="urgent">紧急</SelectItem>
                     </SelectContent>
                   </Select>
                 </AppField>
-                <AppField label="Related System">
-                  <Input value={form.related_system} onChange={(event) => updateField('related_system', event.target.value)} />
+                <AppField label="关联系统">
+                  <Input
+                    placeholder="例如：CRM、财务系统、数据中台"
+                    value={form.related_system}
+                    onChange={(event) => updateField('related_system', event.target.value)}
+                  />
                 </AppField>
-                <AppField label="Impact Scope">
-                  <Input value={form.impact_scope} onChange={(event) => updateField('impact_scope', event.target.value)} />
+                <AppField label="影响范围">
+                  <Input
+                    placeholder="例如：单个用户、某部门、全部用户"
+                    value={form.impact_scope}
+                    onChange={(event) => updateField('impact_scope', event.target.value)}
+                  />
                 </AppField>
-                <AppField label="Environment">
-                  <Input value={form.environment} onChange={(event) => updateField('environment', event.target.value)} />
+                <AppField label="运行环境">
+                  <Input
+                    placeholder="例如：生产环境、测试环境、Windows 终端"
+                    value={form.environment}
+                    onChange={(event) => updateField('environment', event.target.value)}
+                  />
                 </AppField>
               </div>
+            </AppSection>
               {error ? <p className="text-sm text-danger">{error}</p> : null}
               <div className="flex justify-end">
-                <Button type="submit">Create</Button>
+              <Button type="submit">提交工单</Button>
               </div>
-            </form>
-          </CardContent>
-        </Card>
+          </div>
+          <AppSection
+            title="AI 建单辅助"
+            description="后续阶段能力预留"
+            action={<Badge variant="ai"><Bot className="size-3" /> 即将接入</Badge>}
+          >
+            <p className="text-sm text-muted-foreground">
+              后续阶段将接入建单 Agent，用于补全字段、追问缺失信息和推荐相似问题。
+            </p>
+          </AppSection>
+        </form>
       </div>
     </main>
   )
diff --git a/frontend/src/features/tickets/TicketDetailPage.tsx b/frontend/src/features/tickets/TicketDetailPage.tsx
index ef06d1b..24e4302 100644
--- a/frontend/src/features/tickets/TicketDetailPage.tsx
+++ b/frontend/src/features/tickets/TicketDetailPage.tsx
@@ -1,12 +1,14 @@
 import * as React from 'react'
 
 import { AppEmptyState } from '@/components/app/AppEmptyState'
+import { AppDetailLayout } from '@/components/app/AppDetailLayout'
 import { AppField } from '@/components/app/AppField'
 import { AppPageHeader } from '@/components/app/AppPageHeader'
 import { AppPriorityBadge } from '@/components/app/AppPriorityBadge'
+import { AppSection } from '@/components/app/AppSection'
 import { AppStatusBadge } from '@/components/app/AppStatusBadge'
+import { Badge } from '@/components/ui/badge'
 import { Button } from '@/components/ui/button'
-import { Card, CardContent } from '@/components/ui/card'
 import { SolutionLinkPanel } from '@/features/solutions/SolutionLinkPanel'
 
 import { getTicket, transitionTicket } from './api'
@@ -15,6 +17,14 @@ import { TicketStatusTimeline } from './TicketStatusTimeline'
 import type { Ticket, TicketStatus } from './types'
 
 const NEXT_STATUSES: TicketStatus[] = ['in_progress', 'pending_confirm', 'resolved', 'closed']
+const STATUS_ACTION_LABELS: Record<TicketStatus, string> = {
+  pending_info: '退回补充',
+  pending: '转为待处理',
+  in_progress: '开始处理',
+  pending_confirm: '提交确认',
+  resolved: '标记解决',
+  closed: '关闭工单'
+}
 
 export function TicketDetailPage({ ticketId }: { ticketId: number }) {
   const [ticket, setTicket] = React.useState<Ticket | null>(null)
@@ -28,7 +38,7 @@ export function TicketDetailPage({ ticketId }: { ticketId: number }) {
 
   async function handleTransition(status: TicketStatus) {
     if (!ticket) return
-    const updated = await transitionTicket(ticket.id, status, `Move to ${status}`)
+    const updated = await transitionTicket(ticket.id, status, `状态调整为：${STATUS_ACTION_LABELS[status]}`)
     setTicket(updated)
   }
 
@@ -54,41 +64,57 @@ export function TicketDetailPage({ ticketId }: { ticketId: number }) {
         <AppPageHeader
           title={ticket.title}
           description={ticket.ticket_no}
+          meta={
+            <>
+              <AppStatusBadge status={ticket.status} />
+              <AppPriorityBadge priority={ticket.priority} />
+            </>
+          }
           actions={
             <div className="flex flex-wrap gap-2">
               {NEXT_STATUSES.map((status) => (
                 <Button key={status} variant="secondary" onClick={() => void handleTransition(status)}>
-                  {status}
+                  {STATUS_ACTION_LABELS[status]}
                 </Button>
               ))}
             </div>
           }
         />
-        <Card>
-          <CardContent className="grid gap-4 md:grid-cols-3">
-            <AppField label="Status">
-              <AppStatusBadge status={ticket.status} />
-            </AppField>
-            <AppField label="Priority">
-              <AppPriorityBadge priority={ticket.priority} />
-            </AppField>
-            <AppField label="System">
-              <span className="text-sm">{ticket.related_system || '-'}</span>
-            </AppField>
-            <AppField label="Environment">
-              <span className="text-sm">{ticket.environment || '-'}</span>
-            </AppField>
-            <AppField label="Impact">
-              <span className="text-sm">{ticket.impact_scope || '-'}</span>
-            </AppField>
-            <AppField label="Description">
-              <span className="text-sm">{ticket.description}</span>
-            </AppField>
-          </CardContent>
-        </Card>
-        <TicketStatusTimeline ticket={ticket} />
-        <TicketComments ticketId={ticket.id} />
-        <SolutionLinkPanel ticketId={ticket.id} />
+        <AppDetailLayout
+          side={
+            <>
+              <AppSection title="关键字段">
+                <div className="grid gap-3">
+                  <AppField label="状态">
+                    <AppStatusBadge status={ticket.status} />
+                  </AppField>
+                  <AppField label="优先级">
+                    <AppPriorityBadge priority={ticket.priority} />
+                  </AppField>
+                  <AppField label="关联系统">
+                    <span className="text-sm">{ticket.related_system || '-'}</span>
+                  </AppField>
+                  <AppField label="运行环境">
+                    <span className="text-sm">{ticket.environment || '-'}</span>
+                  </AppField>
+                  <AppField label="影响范围">
+                    <span className="text-sm">{ticket.impact_scope || '-'}</span>
+                  </AppField>
+                </div>
+              </AppSection>
+              <SolutionLinkPanel ticketId={ticket.id} />
+              <AppSection title="AI 支持分析" action={<Badge variant="ai">后续接入</Badge>}>
+                <p className="text-sm text-muted-foreground">后续阶段将在这里展示排查建议、相似工单和引用来源。</p>
+              </AppSection>
+            </>
+          }
+        >
+          <AppSection title="工单概览" description="当前工单的核心问题和处理上下文。">
+            <p className="whitespace-pre-wrap text-sm leading-6">{ticket.description}</p>
+          </AppSection>
+          <TicketStatusTimeline ticket={ticket} />
+          <TicketComments ticketId={ticket.id} />
+        </AppDetailLayout>
       </div>
     </main>
   )
diff --git a/frontend/src/features/tickets/TicketListPage.tsx b/frontend/src/features/tickets/TicketListPage.tsx
index 88e1d12..8850053 100644
--- a/frontend/src/features/tickets/TicketListPage.tsx
+++ b/frontend/src/features/tickets/TicketListPage.tsx
@@ -1,6 +1,8 @@
 import * as React from 'react'
 
+import { AppDataTable, type AppDataTableColumn } from '@/components/app/AppDataTable'
 import { AppEmptyState } from '@/components/app/AppEmptyState'
+import { AppFilterBar } from '@/components/app/AppFilterBar'
 import { AppPageHeader } from '@/components/app/AppPageHeader'
 import { AppPriorityBadge } from '@/components/app/AppPriorityBadge'
 import { AppStatusBadge } from '@/components/app/AppStatusBadge'
@@ -13,9 +15,63 @@ import { formatDateTime } from '@/lib/format'
 import { listTickets } from './api'
 import type { Ticket } from './types'
 
+const columns: AppDataTableColumn<Ticket>[] = [
+  {
+    key: 'ticket_no',
+    header: '编号',
+    cell: (ticket) => <span className="font-medium text-foreground">{ticket.ticket_no}</span>
+  },
+  {
+    key: 'title',
+    header: '标题',
+    cell: (ticket) => <span className="line-clamp-1">{ticket.title}</span>
+  },
+  {
+    key: 'status',
+    header: '状态',
+    cell: (ticket) => <AppStatusBadge status={ticket.status} />
+  },
+  {
+    key: 'priority',
+    header: '优先级',
+    cell: (ticket) => <AppPriorityBadge priority={ticket.priority} />
+  },
+  {
+    key: 'related_system',
+    header: '关联系统',
+    cell: (ticket) => <span className="text-muted-foreground">{ticket.related_system || '-'}</span>
+  },
+  {
+    key: 'impact_scope',
+    header: '影响范围',
+    cell: (ticket) => <span className="text-muted-foreground">{ticket.impact_scope || '-'}</span>
+  },
+  {
+    key: 'created_at',
+    header: '创建时间',
+    cell: (ticket) => <span className="text-muted-foreground">{formatDateTime(ticket.created_at)}</span>
+  },
+  {
+    key: 'actions',
+    header: '操作',
+    cell: (ticket) => (
+      <Button
+        variant="ghost"
+        onClick={(event) => {
+          event.stopPropagation()
+          window.location.hash = `/tickets/${ticket.id}`
+        }}
+      >
+        查看详情
+      </Button>
+    )
+  }
+]
+
 export function TicketListPage() {
   const [tickets, setTickets] = React.useState<Ticket[]>([])
   const [status, setStatus] = React.useState('all')
+  const [priority, setPriority] = React.useState('all')
   const [q, setQ] = React.useState('')
   const [error, setError] = React.useState('')
 
@@ -25,48 +81,81 @@ export function TicketListPage() {
       .catch((reason: unknown) => setError(reason instanceof Error ? reason.message : '加载失败'))
   }, [status, q])
 
+  const visibleTickets = priority === 'all' ? tickets : tickets.filter((ticket) => ticket.priority === priority)
+  const metrics = [
+    { label: '待处理', value: tickets.filter((ticket) => ticket.status === 'pending').length },
+    { label: '处理中', value: tickets.filter((ticket) => ticket.status === 'in_progress').length },
+    { label: '待确认', value: tickets.filter((ticket) => ticket.status === 'pending_confirm').length },
+    { label: '已解决', value: tickets.filter((ticket) => ticket.status === 'resolved' || ticket.status === 'closed').length }
+  ]
+
+  function resetFilters() {
+    setStatus('all')
+    setPriority('all')
+    setQ('')
+  }
+
   return (
     <main className="min-h-screen bg-background p-6 text-foreground">
-      <div className="mx-auto flex max-w-6xl flex-col gap-4">
+      <div className="mx-auto flex max-w-7xl flex-col gap-4">
         <AppPageHeader
-          title="Tickets"
-          description="Search, filter, and review support tickets."
-          actions={<Button onClick={() => (window.location.hash = '/tickets/new')}>Create Ticket</Button>}
+          title="工单中心"
+          description="统一查看、筛选和处理技术支持工单。"
+          actions={<Button onClick={() => (window.location.hash = '/tickets/new')}>新建工单</Button>}
         />
-        <div className="grid gap-2 md:grid-cols-[1fr_180px]">
-          <Input onChange={(event) => setQ(event.target.value)} placeholder="Search ticket no or title" value={q} />
+
+        <div className="grid gap-3 md:grid-cols-4">
+          {metrics.map((metric) => (
+            <Card key={metric.label}>
+              <CardContent>
+                <p className="text-sm text-muted-foreground">{metric.label}</p>
+                <p className="mt-2 text-2xl font-semibold text-foreground">{metric.value}</p>
+              </CardContent>
+            </Card>
+          ))}
+        </div>
+
+        <AppFilterBar actions={<Button variant="outline" onClick={resetFilters}>重置筛选</Button>}>
+          <Input onChange={(event) => setQ(event.target.value)} placeholder="搜索工单编号或标题" value={q} />
           <Select onValueChange={setStatus} value={status}>
             <SelectTrigger className="w-full">
-              <SelectValue placeholder="All statuses" />
+              <SelectValue placeholder="全部状态" />
             </SelectTrigger>
             <SelectContent>
-              <SelectItem value="all">All statuses</SelectItem>
-              <SelectItem value="pending">Pending</SelectItem>
-              <SelectItem value="in_progress">In progress</SelectItem>
-              <SelectItem value="resolved">Resolved</SelectItem>
-              <SelectItem value="closed">Closed</SelectItem>
+              <SelectItem value="all">全部状态</SelectItem>
+              <SelectItem value="pending">待处理</SelectItem>
+              <SelectItem value="in_progress">处理中</SelectItem>
+              <SelectItem value="pending_confirm">待确认</SelectItem>
+              <SelectItem value="resolved">已解决</SelectItem>
+              <SelectItem value="closed">已关闭</SelectItem>
             </SelectContent>
           </Select>
-        </div>
-        {error ? <AppEmptyState title="Unable to load tickets" description={error} /> : null}
-        {!error && tickets.length === 0 ? <AppEmptyState title="No tickets" description="Create the first support ticket." /> : null}
-        <Card>
-          <CardContent className="p-0">
-            {tickets.map((ticket) => (
-              <a
-                className="grid gap-3 border-b border-border px-4 py-3 text-sm last:border-b-0 hover:bg-muted md:grid-cols-[150px_1fr_120px_100px_140px]"
-                href={`#/tickets/${ticket.id}`}
-                key={ticket.id}
-              >
-                <span className="font-medium text-foreground">{ticket.ticket_no}</span>
-                <span>{ticket.title}</span>
-                <AppStatusBadge status={ticket.status} />
-                <AppPriorityBadge priority={ticket.priority} />
-                <span className="text-muted-foreground">{formatDateTime(ticket.created_at)}</span>
-              </a>
-            ))}
-          </CardContent>
-        </Card>
+          <Select onValueChange={setPriority} value={priority}>
+            <SelectTrigger className="w-full">
+              <SelectValue placeholder="全部优先级" />
+            </SelectTrigger>
+            <SelectContent>
+              <SelectItem value="all">全部优先级</SelectItem>
+              <SelectItem value="low">低</SelectItem>
+              <SelectItem value="medium">中</SelectItem>
+              <SelectItem value="high">高</SelectItem>
+              <SelectItem value="urgent">紧急</SelectItem>
+            </SelectContent>
+          </Select>
+        </AppFilterBar>
+
+        {error ? <AppEmptyState title="无法加载工单" description={error} /> : null}
+        {!error ? (
+          <AppDataTable
+            columns={columns}
+            rows={visibleTickets}
+            getRowKey={(ticket) => ticket.id}
+            emptyTitle="暂无工单"
+            emptyDescription="创建第一张工单后，列表会显示在这里。"
+            footer={<p className="text-sm text-muted-foreground">当前显示 {visibleTickets.length} 条工单</p>}
+            onRowClick={(ticket) => (window.location.hash = `/tickets/${ticket.id}`)}
+          />
+        ) : null}
       </div>
     </main>
   )
diff --git a/frontend/src/features/tickets/TicketStatusTimeline.tsx b/frontend/src/features/tickets/TicketStatusTimeline.tsx
index 57377d0..687178a 100644
--- a/frontend/src/features/tickets/TicketStatusTimeline.tsx
+++ b/frontend/src/features/tickets/TicketStatusTimeline.tsx
@@ -1,16 +1,20 @@
-import { Card, CardContent, CardHeader } from '@/components/ui/card'
+import { AppSection } from '@/components/app/AppSection'
+import { AppStatusBadge } from '@/components/app/AppStatusBadge'
 
 import type { Ticket } from './types'
 
 export function TicketStatusTimeline({ ticket }: { ticket: Ticket }) {
   return (
-    <Card>
-      <CardHeader>
-        <h2 className="text-sm font-medium">Timeline</h2>
-      </CardHeader>
-      <CardContent>
-        <div className="text-sm text-muted-foreground">Current status: {ticket.status}</div>
-      </CardContent>
-    </Card>
+    <AppSection title="处理动态" description="记录状态流转和关键处理节点。">
+      <div className="flex items-center gap-3 rounded-md border border-border bg-background px-3 py-2">
+        <div className="size-2 rounded-full bg-info" />
+        <div className="min-w-0">
+          <p className="text-sm font-medium text-foreground">当前状态</p>
+          <div className="mt-1">
+            <AppStatusBadge status={ticket.status} />
+          </div>
+        </div>
+      </div>
+    </AppSection>
   )
 }