diff --git a/backend/app/api/endpoints/admin_settings.py b/backend/app/api/endpoints/admin_settings.py
index 013c69a..ac1548f 100644
--- a/backend/app/api/endpoints/admin_settings.py
+++ b/backend/app/api/endpoints/admin_settings.py
@@ -9,6 +9,7 @@ from app.core.database import get_db_connection
 from app.core.response import create_api_response
 from app.services.async_transcription_service import AsyncTranscriptionService
 from app.services.llm_service import LLMService
+from app.services.system_config_service import SystemConfigService
 
 router = APIRouter()
 llm_service = LLMService()
@@ -800,6 +801,18 @@ async def test_audio_model_config(request: AudioModelTestRequest, current_user=D
         return create_api_response(code="500", message=f"音频模型测试失败: {str(e)}")
 
 
+@router.get("/system-config/public")
+async def get_public_system_config():
+    try:
+        return create_api_response(
+            code="200",
+            message="获取公开配置成功",
+            data=SystemConfigService.get_branding_config()
+        )
+    except Exception as e:
+        return create_api_response(code="500", message=f"获取公开配置失败: {str(e)}")
+
+
 @router.get("/admin/system-config")
 async def get_system_config_compat(current_user=Depends(get_current_admin_user)):
     """兼容旧前端的系统配置接口，数据来源为 sys_system_parameters。"""
diff --git a/backend/app/api/endpoints/meetings.py b/backend/app/api/endpoints/meetings.py
index 6956794..7e5405d 100644
--- a/backend/app/api/endpoints/meetings.py
+++ b/backend/app/api/endpoints/meetings.py
@@ -1074,7 +1074,7 @@ def get_meeting_preview_data(meeting_id: int, password: Optional[str] = None):
 
             # 检查会议是否存在，并获取基本信息
             query = '''
-                SELECT m.meeting_id, m.title, m.meeting_time, m.summary, m.updated_at, m.prompt_id,
+                SELECT m.meeting_id, m.title, m.meeting_time, m.summary, m.updated_at, m.prompt_id, m.tags,
                        m.user_id as creator_id, u.caption as creator_username,
                        p.name as prompt_name, m.access_password
                 FROM meetings m
@@ -1175,6 +1175,7 @@ def get_meeting_preview_data(meeting_id: int, password: Optional[str] = None):
                 cursor.execute(attendees_query, (meeting_id,))
                 attendees_data = cursor.fetchall()
                 attendees = [{'user_id': row['user_id'], 'caption': row['caption']} for row in attendees_data]
+                tags = _process_tags(cursor, meeting.get('tags'))
 
             # 组装返回数据
             preview_data = {
@@ -1187,6 +1188,7 @@ def get_meeting_preview_data(meeting_id: int, password: Optional[str] = None):
                 "prompt_name": meeting['prompt_name'],
                 "attendees": attendees,
                 "attendees_count": len(attendees),
+                "tags": tags,
                 "has_password": bool(meeting.get('access_password')),
                 "processing_status": progress_info  # 附带进度信息供调试
             }
diff --git a/backend/app/services/system_config_service.py b/backend/app/services/system_config_service.py
index 52a075f..b576cee 100644
--- a/backend/app/services/system_config_service.py
+++ b/backend/app/services/system_config_service.py
@@ -15,6 +15,15 @@ class SystemConfigService:
     DEFAULT_RESET_PASSWORD = 'default_reset_password'
     MAX_AUDIO_SIZE = 'max_audio_size'
 
+    # 品牌配置
+    BRANDING_APP_NAME = 'branding_app_name'
+    BRANDING_HOME_HEADLINE = 'branding_home_headline'
+    BRANDING_HOME_TAGLINE = 'branding_home_tagline'
+    BRANDING_CONSOLE_SUBTITLE = 'branding_console_subtitle'
+    BRANDING_PREVIEW_TITLE = 'branding_preview_title'
+    BRANDING_LOGIN_WELCOME = 'branding_login_welcome'
+    BRANDING_FOOTER_TEXT = 'branding_footer_text'
+
     # 声纹配置
     VOICEPRINT_TEMPLATE_TEXT = 'voiceprint_template_text'
     VOICEPRINT_MAX_SIZE = 'voiceprint_max_size'
@@ -603,6 +612,18 @@ class SystemConfigService:
         except (ValueError, TypeError):
             return default
 
+    @classmethod
+    def get_branding_config(cls) -> Dict[str, str]:
+        return {
+            "app_name": str(cls.get_config(cls.BRANDING_APP_NAME, "智听云平台") or "智听云平台"),
+            "home_headline": str(cls.get_config(cls.BRANDING_HOME_HEADLINE, "智听云平台") or "智听云平台"),
+            "home_tagline": str(cls.get_config(cls.BRANDING_HOME_TAGLINE, "让每一次谈话都产生价值。") or "让每一次谈话都产生价值。"),
+            "console_subtitle": str(cls.get_config(cls.BRANDING_CONSOLE_SUBTITLE, "智能会议控制台") or "智能会议控制台"),
+            "preview_title": str(cls.get_config(cls.BRANDING_PREVIEW_TITLE, "会议预览") or "会议预览"),
+            "login_welcome": str(cls.get_config(cls.BRANDING_LOGIN_WELCOME, "欢迎回来，请输入您的登录凭证。") or "欢迎回来，请输入您的登录凭证。"),
+            "footer_text": str(cls.get_config(cls.BRANDING_FOOTER_TEXT, "©2026 智听云平台") or "©2026 智听云平台"),
+        }
+
     # LLM模型配置获取方法（直接使用通用方法）
     @classmethod
     def get_llm_model_name(cls, default: str = "qwen-plus") -> str:
diff --git a/frontend/src/components/MainLayout.jsx b/frontend/src/components/MainLayout.jsx
index f74084b..07a1259 100644
--- a/frontend/src/components/MainLayout.jsx
+++ b/frontend/src/components/MainLayout.jsx
@@ -10,6 +10,7 @@ import {
 import { useNavigate, useLocation } from 'react-router-dom';
 import menuService from '../services/menuService';
 import { renderMenuIcon } from '../utils/menuIcons';
+import configService, { DEFAULT_BRANDING_CONFIG } from '../utils/configService';
 
 const { Header, Content, Sider } = Layout;
 const { useBreakpoint } = Grid;
@@ -20,6 +21,7 @@ const MainLayout = ({ children, user, onLogout }) => {
   const [drawerOpen, setDrawerOpen] = useState(false);
   const [openKeys, setOpenKeys] = useState([]);
   const [activeMenuKey, setActiveMenuKey] = useState(null);
+  const [branding, setBranding] = useState(DEFAULT_BRANDING_CONFIG);
   const navigate = useNavigate();
   const location = useLocation();
   const screens = useBreakpoint();
@@ -40,6 +42,10 @@ const MainLayout = ({ children, user, onLogout }) => {
     fetchMenus();
   }, []);
 
+  useEffect(() => {
+    configService.getBrandingConfig().then(setBranding).catch(() => {});
+  }, []);
+
   useEffect(() => {
     if (isMobile) {
       setCollapsed(false);
@@ -267,8 +273,8 @@ const MainLayout = ({ children, user, onLogout }) => {
         </span>
         {!collapsed && (
           <div>
-            <div className="main-layout-brand-title">iMeeting</div>
-            <div className="main-layout-brand-subtitle">智能会议控制台</div>
+            <div className="main-layout-brand-title">{branding.app_name}</div>
+            <div className="main-layout-brand-subtitle">{branding.console_subtitle}</div>
           </div>
         )}
         {!isMobile && (
diff --git a/frontend/src/config/api.js b/frontend/src/config/api.js
index 190b6a1..51d6ddd 100644
--- a/frontend/src/config/api.js
+++ b/frontend/src/config/api.js
@@ -65,6 +65,9 @@ const API_CONFIG = {
         ITEM_DETAIL: (id) => `/api/admin/hot-word-items/${id}`,
       }
     },
+    PUBLIC: {
+      SYSTEM_CONFIG: '/api/system-config/public',
+    },
     TAGS: {
       LIST: '/api/tags'
     },
diff --git a/frontend/src/pages/HomePage.jsx b/frontend/src/pages/HomePage.jsx
index 0dd418d..6cf9e24 100644
--- a/frontend/src/pages/HomePage.jsx
+++ b/frontend/src/pages/HomePage.jsx
@@ -1,4 +1,4 @@
-import React, { useState } from 'react';
+import React, { useEffect, useState } from 'react';
 import { 
   Row, Col, Typography, Button, 
   Form, Input, Space, Tabs, App 
@@ -12,13 +12,19 @@ import apiClient from '../utils/apiClient';
 import { buildApiUrl, API_ENDPOINTS } from '../config/api';
 import menuService from '../services/menuService';
 import BrandLogo from '../components/BrandLogo';
+import configService, { DEFAULT_BRANDING_CONFIG } from '../utils/configService';
 
 const { Title, Paragraph, Text } = Typography;
 
 const HomePage = ({ onLogin }) => {
   const [loading, setLoading] = useState(false);
+  const [branding, setBranding] = useState(DEFAULT_BRANDING_CONFIG);
   const { message } = App.useApp();
 
+  useEffect(() => {
+    configService.getBrandingConfig().then(setBranding).catch(() => {});
+  }, []);
+
   const handleLogin = async (values) => {
     setLoading(true);
     try {
@@ -63,16 +69,15 @@ const HomePage = ({ onLogin }) => {
           justifyContent: 'center'
         }}>
           <div style={{ marginBottom: 80 }}>
-            <BrandLogo title="iMeeting" size={48} titleSize={24} gap={12} titleColor="#6f42c1" />
+            <BrandLogo title={branding.app_name} size={48} titleSize={24} gap={12} titleColor="#6f42c1" />
           </div>
 
           <div style={{ maxWidth: 600 }}>
             <Title style={{ fontSize: 56, marginBottom: 24, fontWeight: 800 }}>
-              智能协作 <span style={{ color: '#1677ff' }}>会议管理平台</span>
+              <span style={{ color: '#1677ff' }}>{branding.home_headline}</span>
             </Title>
             <Paragraph style={{ fontSize: 20, color: '#4e5969', lineHeight: 1.6 }}>
-              全流程会议辅助，让每一份交流都产生价值。
-              实时转录、自动总结、知识沉淀。
+              {branding.home_tagline}
             </Paragraph>
           </div>
         </Col>
@@ -100,7 +105,7 @@ const HomePage = ({ onLogin }) => {
 
             <div style={{ marginBottom: 40 }}>
               <Paragraph type="secondary" style={{ fontSize: 16 }}>
-                欢迎回来，请输入您的登录凭证。
+                {branding.login_welcome}
               </Paragraph>
             </div>
 
@@ -150,7 +155,7 @@ const HomePage = ({ onLogin }) => {
 
             <div style={{ marginTop: 100, textAlign: 'center' }}>
               <Text type="secondary" style={{ fontSize: 13 }}>
-                ©2026 iMeeting · 智能会议协作平台
+                {branding.footer_text}
               </Text>
             </div>
           </div>
diff --git a/frontend/src/pages/MeetingPreview.jsx b/frontend/src/pages/MeetingPreview.jsx
index 1a6b567..9cc7a3b 100644
--- a/frontend/src/pages/MeetingPreview.jsx
+++ b/frontend/src/pages/MeetingPreview.jsx
@@ -1,27 +1,21 @@
-import React, { useState, useEffect } from 'react';
+import React, { useEffect, useRef, useState } from 'react';
 import { useParams, Link } from 'react-router-dom';
-import { 
-  Layout, Card, Typography, Space, Button, 
-  Result, Spin, App, Tag, Divider, Empty, Input
-} from 'antd';
-import { 
-  LockOutlined, EyeOutlined, EyeInvisibleOutlined, 
-  CopyOutlined, CheckCircleOutlined, ShareAltOutlined,
-  PlayCircleFilled, PauseCircleFilled,
-  HomeOutlined, CalendarOutlined, LoginOutlined
-} from '@ant-design/icons';
+import { Layout, Space, Button, App, Tag, Empty, Input, Tabs } from 'antd';
+import { LockOutlined, EyeOutlined, CopyOutlined, ShareAltOutlined, HomeOutlined, UserOutlined, FileTextOutlined, PartitionOutlined, AudioOutlined } from '@ant-design/icons';
 import apiClient from '../utils/apiClient';
 import { buildApiUrl, API_ENDPOINTS } from '../config/api';
 import MarkdownRenderer from '../components/MarkdownRenderer';
-import BrandLogo from '../components/BrandLogo';
+import MindMap from '../components/MindMap';
 import tools from '../utils/tools';
+import configService, { DEFAULT_BRANDING_CONFIG } from '../utils/configService';
+import './MeetingPreview.css';
 
-const { Header, Content } = Layout;
-const { Title, Text, Paragraph } = Typography;
+const { Content } = Layout;
 
 const MeetingPreview = () => {
   const { meeting_id } = useParams();
   const { message } = App.useApp();
+  const audioRef = useRef(null);
   const [meeting, setMeeting] = useState(null);
   const [loading, setLoading] = useState(true);
   const [error, setError] = useState(null);
@@ -29,9 +23,20 @@ const MeetingPreview = () => {
   const [passwordError, setPasswordError] = useState('');
   const [passwordRequired, setPasswordRequired] = useState(false);
   const [isAuthorized, setIsAuthorized] = useState(false);
+  const [branding, setBranding] = useState(DEFAULT_BRANDING_CONFIG);
+  const [transcript, setTranscript] = useState([]);
+  const [audioUrl, setAudioUrl] = useState('');
+  const [activeSegmentIndex, setActiveSegmentIndex] = useState(-1);
+
+  useEffect(() => {
+    configService.getBrandingConfig().then(setBranding).catch(() => {});
+  }, []);
 
   useEffect(() => {
     setMeeting(null);
+    setTranscript([]);
+    setAudioUrl('');
+    setActiveSegmentIndex(-1);
     setError(null);
     setPassword('');
     setPasswordError('');
@@ -40,6 +45,25 @@ const MeetingPreview = () => {
     fetchPreview();
   }, [meeting_id]);
 
+  const fetchTranscriptAndAudio = async () => {
+    const [transcriptRes, audioRes] = await Promise.allSettled([
+      apiClient.get(buildApiUrl(API_ENDPOINTS.MEETINGS.TRANSCRIPT(meeting_id))),
+      apiClient.get(buildApiUrl(API_ENDPOINTS.MEETINGS.AUDIO(meeting_id))),
+    ]);
+
+    if (transcriptRes.status === 'fulfilled') {
+      setTranscript(Array.isArray(transcriptRes.value.data) ? transcriptRes.value.data : []);
+    } else {
+      setTranscript([]);
+    }
+
+    if (audioRes.status === 'fulfilled') {
+      setAudioUrl(buildApiUrl(`${API_ENDPOINTS.MEETINGS.AUDIO(meeting_id)}/stream`));
+    } else {
+      setAudioUrl('');
+    }
+  };
+
   const fetchPreview = async (pwd = '') => {
     setLoading(true);
     try {
@@ -51,6 +75,7 @@ const MeetingPreview = () => {
       setPasswordRequired(false);
       setPasswordError('');
       setError(null);
+      await fetchTranscriptAndAudio();
     } catch (err) {
       const responseCode = String(err?.response?.data?.code || '');
       if (responseCode === '401') {
@@ -71,6 +96,40 @@ const MeetingPreview = () => {
     }
   };
 
+  const handleCopyLink = async () => {
+    await navigator.clipboard.writeText(window.location.href);
+    message.success('分享链接已复制');
+  };
+
+  const handleShare = async () => {
+    if (navigator.share) {
+      try {
+        await navigator.share({ title: meeting?.title || branding.preview_title, url: window.location.href });
+        return;
+      } catch {}
+    }
+    await handleCopyLink();
+  };
+
+  const handleTimeUpdate = () => {
+    if (!audioRef.current || !transcript.length) {
+      return;
+    }
+    const currentMs = audioRef.current.currentTime * 1000;
+    const index = transcript.findIndex(
+      (item) => currentMs >= item.start_time_ms && currentMs <= item.end_time_ms,
+    );
+    setActiveSegmentIndex(index);
+  };
+
+  const jumpToSegment = (segment) => {
+    if (!audioRef.current || !segment) {
+      return;
+    }
+    audioRef.current.currentTime = (segment.start_time_ms || 0) / 1000;
+    audioRef.current.play().catch(() => {});
+  };
+
   const handleVerify = () => {
     if (!password) {
       message.warning('请输入访问密码');
@@ -79,69 +138,191 @@ const MeetingPreview = () => {
     fetchPreview(password);
   };
 
-  if (loading && !meeting) return <div style={{ textAlign: 'center', padding: '100px' }}><Spin size="large" /></div>;
+  if (loading && !meeting) {
+    return (
+      <div className="preview-container">
+        <div className="preview-loading">
+          <div className="loading-spinner" />
+          <p>正在加载会议预览...</p>
+        </div>
+      </div>
+    );
+  }
 
-  if (error) return <Result status="error" title={error} extra={<Link to="/"><Button type="primary" icon={<HomeOutlined />}>返回首页</Button></Link>} />;
+  if (error) {
+    return (
+      <div className="preview-container">
+        <div className="preview-error">
+          <div className="error-icon">⚠️</div>
+          <h2>加载失败</h2>
+          <p>{error}</p>
+          <button type="button" className="error-retry-btn" onClick={() => fetchPreview(password)}>
+            重试
+          </button>
+        </div>
+      </div>
+    );
+  }
 
   if (passwordRequired && !isAuthorized) {
     return (
-      <div style={{ minHeight: '100vh', display: 'flex', alignItems: 'center', justifyContent: 'center', background: '#f0f2f5' }}>
-        <Card style={{ width: 400, borderRadius: 16, textAlign: 'center', boxShadow: '0 8px 24px rgba(0,0,0,0.05)' }}>
-          <LockOutlined style={{ fontSize: 48, color: '#1677ff', marginBottom: 24 }} />
-          <Title level={3}>此会议受密码保护</Title>
-          <Paragraph type="secondary">请输入访问密码以查看会议纪要</Paragraph>
-          <Space direction="vertical" style={{ width: '100%' }} size="large">
-            <Input.Password 
-              size="large" 
-              placeholder="访问密码" 
-              value={password} 
-              status={passwordError ? 'error' : undefined}
-              onChange={e => {
-                setPassword(e.target.value);
-                if (passwordError) {
-                  setPasswordError('');
-                }
-              }} 
-              onPressEnter={handleVerify}
-            />
-            {passwordError ? <Text type="danger">{passwordError}</Text> : null}
-            <Button type="primary" size="large" block icon={<EyeOutlined />} onClick={handleVerify}>立即查看</Button>
-          </Space>
-          <div style={{ marginTop: 24 }}>
-            <Link to="/"><Button type="link" icon={<HomeOutlined />}>返回首页</Button></Link>
+      <div className="preview-container">
+        <div className="password-protection-modal">
+          <div className="password-modal-content">
+            <div className="password-icon-large">
+              <LockOutlined style={{ fontSize: 36 }} />
+            </div>
+            <h2>此会议受密码保护</h2>
+            <p>请输入访问密码以查看会议纪要</p>
+            <div className="password-input-group">
+              <Input.Password
+                className={`password-input${passwordError ? ' error' : ''}`}
+                placeholder="访问密码"
+                value={password}
+                onChange={(e) => {
+                  setPassword(e.target.value);
+                  if (passwordError) {
+                    setPasswordError('');
+                  }
+                }}
+                onPressEnter={handleVerify}
+              />
+            </div>
+            {passwordError ? <div className="password-error-message">{passwordError}</div> : null}
+            <button type="button" className="password-verify-btn" onClick={handleVerify}>
+              <EyeOutlined style={{ marginRight: 8 }} />
+              立即查看
+            </button>
+            <div style={{ marginTop: 24 }}>
+              <Link to="/"><Button type="link" icon={<HomeOutlined />}>返回首页</Button></Link>
+            </div>
           </div>
-        </Card>
+        </div>
       </div>
     );
   }
 
   return (
-    <Layout style={{ minHeight: '100vh', background: '#f0f2f5' }}>
-      <Header style={{ background: '#fff', padding: '0 24px', display: 'flex', alignItems: 'center', justifyContent: 'space-between', boxShadow: '0 2px 8px rgba(0,0,0,0.05)' }}>
-        <Space>
-          <BrandLogo title="iMeeting 会议预览" size={28} titleSize={18} gap={10} />
-        </Space>
-        <Link to="/"><Button icon={<LoginOutlined />}>登录系统</Button></Link>
-      </Header>
-      
-      <Content style={{ padding: '40px 20px', maxWidth: 900, margin: '0 auto', width: '100%' }}>
-        <Card variant="borderless" style={{ borderRadius: 16 }}>
-          <Title level={2}>{meeting.title}</Title>
-          <Space wrap style={{ marginBottom: 20 }}>
-            {meeting.tags?.map(t => <Tag key={t.id} color="blue">{t.name}</Tag>)}
-            <Text type="secondary"><CalendarOutlined /> {tools.formatDateTime(meeting.meeting_time)}</Text>
-          </Space>
-          
-          <Divider />
-          
-          <div className="preview-content">
-            {meeting.summary ? (
-              <MarkdownRenderer content={meeting.summary} />
-            ) : (
-              <Empty description="暂无会议总结内容" />
-            )}
+    <Layout style={{ minHeight: '100vh' }}>
+      <Content className="preview-container">
+        <div className="preview-content">
+          <h1 className="preview-title">{meeting.title}</h1>
+
+          <div className="meeting-info-section">
+            <h2 className="section-title">会议信息</h2>
+            <div className="info-item"><strong>创建人：</strong>{meeting.creator_username || '未知'}</div>
+            <div className="info-item"><strong>会议时间：</strong>{tools.formatDateTime(meeting.meeting_time)}</div>
+            <div className="info-item"><strong>参会人员：</strong>{meeting.attendees?.length ? meeting.attendees.map((item) => item.caption).join('、') : '未设置'}</div>
+            <div className="info-item"><strong>计算人数：</strong>{meeting.attendees_count || meeting.attendees?.length || 0}人</div>
+            <div className="info-item"><strong>总结模板：</strong>{meeting.prompt_name || '默认模板'}</div>
+            {meeting.tags?.length ? (
+              <div className="info-item">
+                <strong>标签：</strong>
+                <Space wrap style={{ marginLeft: 8 }}>
+                  {meeting.tags.map((tag) => <Tag key={tag.id || tag.name} color="blue">{tag.name}</Tag>)}
+                </Space>
+              </div>
+            ) : null}
           </div>
-        </Card>
+
+          <div className="action-buttons">
+            <button type="button" className="action-btn copy-btn" onClick={handleCopyLink}>
+              <CopyOutlined />
+              复制链接
+            </button>
+            <button type="button" className="action-btn share-btn" onClick={handleShare}>
+              <ShareAltOutlined />
+              立即分享
+            </button>
+          </div>
+
+          <div className="summary-section">
+            <Tabs
+              className="preview-tabs"
+              items={[
+                {
+                  key: 'summary',
+                  label: (
+                    <Space size={8}>
+                      <FileTextOutlined />
+                      <span>会议总结</span>
+                    </Space>
+                  ),
+                  children: (
+                    <div className="summary-content">
+                      {meeting.summary ? <MarkdownRenderer content={meeting.summary} /> : <Empty description="暂无会议总结内容" />}
+                    </div>
+                  ),
+                },
+                {
+                  key: 'transcript',
+                  label: (
+                    <Space size={8}>
+                      <AudioOutlined />
+                      <span>会议转录</span>
+                    </Space>
+                  ),
+                  children: (
+                    <div className="transcript-wrapper">
+                      {audioUrl ? (
+                        <div className="preview-audio-player">
+                          <audio
+                            ref={audioRef}
+                            src={audioUrl}
+                            controls
+                            controlsList="nodownload noplaybackrate"
+                            onTimeUpdate={handleTimeUpdate}
+                            style={{ width: '100%' }}
+                          />
+                        </div>
+                      ) : null}
+                      {transcript.length ? (
+                        <div className="transcript-list">
+                          {transcript.map((segment, index) => (
+                            <div
+                              key={segment.segment_id}
+                              className={`transcript-segment${activeSegmentIndex === index ? ' active' : ''}`}
+                              onClick={() => jumpToSegment(segment)}
+                            >
+                              <div className="segment-header">
+                                <span className="speaker-name">
+                                  <UserOutlined style={{ marginRight: 6 }} />
+                                  {segment.speaker_tag || `发言人 ${segment.speaker_id}`}
+                                </span>
+                                <span className="segment-time">{tools.formatDuration((segment.start_time_ms || 0) / 1000)}</span>
+                              </div>
+                              <div className="segment-text">{segment.text_content}</div>
+                            </div>
+                          ))}
+                        </div>
+                      ) : (
+                        <div className="empty-transcript">暂无转录内容</div>
+                      )}
+                    </div>
+                  ),
+                },
+                {
+                  key: 'mindmap',
+                  label: (
+                    <Space size={8}>
+                      <PartitionOutlined />
+                      <span>思维导图</span>
+                    </Space>
+                  ),
+                  children: (
+                    <div className="mindmap-wrapper">
+                      <MindMap content={meeting.summary} title={meeting.title} />
+                    </div>
+                  ),
+                },
+              ]}
+            />
+          </div>
+
+          <div className="preview-footer">
+            {branding.footer_text}
+          </div>
+        </div>
       </Content>
     </Layout>
   );
diff --git a/frontend/src/utils/configService.js b/frontend/src/utils/configService.js
index 65411c7..c80f77e 100644
--- a/frontend/src/utils/configService.js
+++ b/frontend/src/utils/configService.js
@@ -1,11 +1,23 @@
 import apiClient from './apiClient';
 import { buildApiUrl, API_ENDPOINTS } from '../config/api';
 
+export const DEFAULT_BRANDING_CONFIG = {
+  app_name: '智听云平台',
+  home_headline: '智听云平台',
+  home_tagline: '让每一次谈话都产生价值。',
+  console_subtitle: '智能会议控制台',
+  preview_title: '会议预览',
+  login_welcome: '欢迎回来，请输入您的登录凭证。',
+  footer_text: '©2026 智听云平台',
+};
+
 class ConfigService {
   constructor() {
     this.configs = null;
     this.loadPromise = null;
     this._pageSize = null;
+    this.brandingConfig = null;
+    this.brandingPromise = null;
   }
 
   async getConfigs() {
@@ -64,6 +76,33 @@ class ConfigService {
     return 10;
   }
 
+  async getBrandingConfig() {
+    if (this.brandingConfig) {
+      return this.brandingConfig;
+    }
+
+    if (this.brandingPromise) {
+      return this.brandingPromise;
+    }
+
+    this.brandingPromise = this.loadBrandingConfigFromServer();
+    this.brandingConfig = await this.brandingPromise;
+    return this.brandingConfig;
+  }
+
+  async loadBrandingConfigFromServer() {
+    try {
+      const response = await apiClient.get(buildApiUrl(API_ENDPOINTS.PUBLIC.SYSTEM_CONFIG));
+      return {
+        ...DEFAULT_BRANDING_CONFIG,
+        ...(response.data || {}),
+      };
+    } catch (error) {
+      console.warn('Failed to load branding configs, using defaults:', error);
+      return { ...DEFAULT_BRANDING_CONFIG };
+    }
+  }
+
   // 格式化文件大小为可读格式
   formatFileSize(bytes) {
     if (bytes === 0) return '0 Bytes';
@@ -78,6 +117,8 @@ class ConfigService {
     this.configs = null;
     this.loadPromise = null;
     this._pageSize = null;
+    this.brandingConfig = null;
+    this.brandingPromise = null;
   }
 }