diff --git a/backend/shop/admin.py b/backend/shop/admin.py
index f822092..945ad88 100644
--- a/backend/shop/admin.py
+++ b/backend/shop/admin.py
@@ -401,8 +401,8 @@ class OrderAdmin(ModelAdmin):
     )
 
 @admin.register(WeChatUser)
-class WeChatUserAdmin(ModelAdmin):
-    list_display = ('nickname', 'phone_number', 'is_star', 'title', 'avatar_display', 'gender_display', 'province', 'city', 'created_at')
+class WeChatUserAdmin(OrderableAdminMixin, ModelAdmin):
+    list_display = ('nickname', 'phone_number', 'is_star', 'title', 'avatar_display', 'gender_display', 'province', 'city', 'created_at', 'order_actions')
     search_fields = ('nickname', 'openid', 'phone_number')
     list_filter = ('is_star', 'gender', 'province', 'city', 'created_at')
     readonly_fields = ('openid', 'unionid', 'session_key', 'created_at', 'updated_at')
@@ -418,25 +418,38 @@ class WeChatUserAdmin(ModelAdmin):
         return choices.get(obj.gender, '未知')
     gender_display.short_description = "性别"
 
-    fieldsets = (
-        ('基本信息', {
-            'fields': ('user', 'nickname', 'phone_number', 'avatar_url', 'gender')
-        }),
-        ('专家认证', {
-            'fields': ('is_star', 'title'),
-            'description': '标记为明星技术用户/专家，将在社区中展示'
-        }),
-        ('位置信息', {
+    def get_fieldsets(self, request, obj=None):
+        fieldsets = [
+            ('基本信息', {
+                'fields': ('user', 'nickname', 'phone_number', 'avatar_url', 'gender')
+            }),
+        ]
+
+        if obj and obj.is_star:
+            fieldsets.append(('专家认证', {
+                'fields': ('is_star', 'title', 'skills', 'order'),
+                'description': '标记为明星技术用户/专家，将在社区中展示'
+            }))
+        else:
+            fieldsets.append(('专家认证', {
+                'fields': ('is_star',),
+                'description': '标记为明星技术用户/专家，将在社区中展示。保存后若为专家用户，可进一步编辑专家信息。'
+            }))
+
+        fieldsets.append(('位置信息', {
             'fields': ('country', 'province', 'city')
-        }),
-        ('认证信息', {
+        }))
+        
+        fieldsets.append(('认证信息', {
             'fields': ('openid', 'unionid', 'session_key'),
             'classes': ('collapse',)
-        }),
-        ('时间信息', {
+        }))
+        
+        fieldsets.append(('时间信息', {
             'fields': ('created_at', 'updated_at')
-        }),
-    )
+        }))
+        
+        return fieldsets
 
 @admin.register(Distributor)
 class DistributorAdmin(ModelAdmin):
diff --git a/backend/shop/migrations/0035_wechatuser_skills.py b/backend/shop/migrations/0035_wechatuser_skills.py
new file mode 100644
index 0000000..bed7b22
--- /dev/null
+++ b/backend/shop/migrations/0035_wechatuser_skills.py
@@ -0,0 +1,18 @@
+# Generated by Django 6.0.1 on 2026-02-24 09:21
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('shop', '0034_remove_vccourse_schedule_time_vccourse_end_time_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='wechatuser',
+            name='skills',
+            field=models.JSONField(blank=True, default=list, help_text="格式: [{'icon': 'url', 'text': 'React'}, ...]", verbose_name='专家技能'),
+        ),
+    ]
diff --git a/backend/shop/migrations/0036_alter_wechatuser_options_wechatuser_order.py b/backend/shop/migrations/0036_alter_wechatuser_options_wechatuser_order.py
new file mode 100644
index 0000000..0cae35d
--- /dev/null
+++ b/backend/shop/migrations/0036_alter_wechatuser_options_wechatuser_order.py
@@ -0,0 +1,22 @@
+# Generated by Django 6.0.1 on 2026-02-24 09:33
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('shop', '0035_wechatuser_skills'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='wechatuser',
+            options={'ordering': ['order', '-created_at'], 'verbose_name': '微信用户', 'verbose_name_plural': '微信用户管理'},
+        ),
+        migrations.AddField(
+            model_name='wechatuser',
+            name='order',
+            field=models.IntegerField(default=0, help_text='数字越小越靠前', verbose_name='排序权重'),
+        ),
+    ]
diff --git a/backend/shop/models.py b/backend/shop/models.py
index 361e771..920fca7 100644
--- a/backend/shop/models.py
+++ b/backend/shop/models.py
@@ -24,6 +24,8 @@ class WeChatUser(models.Model):
     # 明星技术用户/专家标识
     is_star = models.BooleanField(default=False, verbose_name="是否明星技术用户")
     title = models.CharField(max_length=50, default="技术专家", verbose_name="专家头衔", blank=True)
+    skills = models.JSONField(default=list, verbose_name="专家技能", blank=True, help_text="格式: [{'icon': 'url', 'text': 'React'}, ...]")
+    order = models.IntegerField(default=0, verbose_name="排序权重", help_text="数字越小越靠前")
     
     created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
     updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
@@ -34,6 +36,7 @@ class WeChatUser(models.Model):
     class Meta:
         verbose_name = "微信用户"
         verbose_name_plural = "微信用户管理"
+        ordering = ['order', '-created_at']
 
 
 class Distributor(models.Model):
diff --git a/backend/shop/serializers.py b/backend/shop/serializers.py
index 173a07b..123d470 100644
--- a/backend/shop/serializers.py
+++ b/backend/shop/serializers.py
@@ -22,8 +22,8 @@ class CommissionLogSerializer(serializers.ModelSerializer):
 class WeChatUserSerializer(serializers.ModelSerializer):
     class Meta:
         model = WeChatUser
-        fields = ['id', 'openid', 'nickname', 'avatar_url', 'gender', 'country', 'province', 'city', 'phone_number', 'is_star', 'title']
-        read_only_fields = ['id', 'openid', 'phone_number', 'is_star', 'title']
+        fields = ['id', 'openid', 'nickname', 'avatar_url', 'gender', 'country', 'province', 'city', 'phone_number', 'is_star', 'title', 'skills']
+        read_only_fields = ['id', 'openid', 'phone_number', 'is_star', 'title', 'skills']
 
 class DistributorSerializer(serializers.ModelSerializer):
     user_info = WeChatUserSerializer(source='user', read_only=True)
diff --git a/backend/shop/views.py b/backend/shop/views.py
index bf4b02d..a8767e3 100644
--- a/backend/shop/views.py
+++ b/backend/shop/views.py
@@ -1573,7 +1573,7 @@ class WeChatUserViewSet(viewsets.ReadOnlyModelViewSet):
         """
         获取明星技术用户列表
         """
-        stars = WeChatUser.objects.filter(is_star=True).order_by('-created_at')
+        stars = WeChatUser.objects.filter(is_star=True).order_by('order', '-created_at')
         serializer = self.get_serializer(stars, many=True)
         return Response(serializer.data)
 
diff --git a/frontend/src/pages/ForumDetail.jsx b/frontend/src/pages/ForumDetail.jsx
index 9aec200..2c22aa6 100644
--- a/frontend/src/pages/ForumDetail.jsx
+++ b/frontend/src/pages/ForumDetail.jsx
@@ -1,7 +1,7 @@
 import React, { useState, useEffect } from 'react';
 import { useParams, useNavigate } from 'react-router-dom';
 import { Typography, Card, Avatar, Tag, Space, Button, Divider, Input, message, Upload, Tooltip, Grid, Modal } from 'antd';
-import { UserOutlined, ClockCircleOutlined, EyeOutlined, CheckCircleFilled, LeftOutlined, UploadOutlined, EditOutlined } from '@ant-design/icons';
+import { UserOutlined, ClockCircleOutlined, EyeOutlined, CheckCircleFilled, LeftOutlined, UploadOutlined, EditOutlined, StarFilled, CloseOutlined } from '@ant-design/icons';
 import { getTopicDetail, createReply, uploadMedia, getStarUsers } from '../api';
 import { useAuth } from '../context/AuthContext';
 import LoginModal from '../components/LoginModal';
@@ -44,10 +44,6 @@ const ForumDetail = () => {
   // Star Users State
   const [starUsers, setStarUsers] = useState([]);
 
-  // User Info Modal State
-  const [userInfoModalVisible, setUserInfoModalVisible] = useState(false);
-  const [selectedUser, setSelectedUser] = useState(null);
-
   const fetchTopic = async () => {
     try {
       const res = await getTopicDetail(id);
@@ -85,10 +81,16 @@ const ForumDetail = () => {
       message.info(`已添加 @${nickname}`);
   };
 
+  // Expert Info Modal
+  const [expertModalVisible, setExpertModalVisible] = useState(false);
+  const [selectedExpert, setSelectedExpert] = useState(null);
+
   const showUserTitle = (author) => {
-      if (author) {
-          setSelectedUser(author);
-          setUserInfoModalVisible(true);
+      if (author?.is_star) {
+          setSelectedExpert(author);
+          setExpertModalVisible(true);
+      } else if (author?.title) {
+          message.info(author.title);
       }
   };
 
@@ -231,13 +233,13 @@ const ForumDetail = () => {
           
           <Space size={isMobile ? 'small' : 'large'} style={{ color: '#888', marginTop: 10, flexWrap: 'wrap' }}>
             <Space>
-               <div onClick={() => showUserTitle(topic.author_info)} style={{ cursor: 'pointer', display: 'flex', alignItems: 'center' }}>
-                   <Avatar 
-                       src={topic.author_info?.avatar_url} 
-                       icon={<UserOutlined />} 
-                       size={isMobile ? 'small' : 'default'} 
-                   />
-               </div>
+               <Avatar 
+                   src={topic.author_info?.avatar_url} 
+                   icon={<UserOutlined />} 
+                   size={isMobile ? 'small' : 'default'} 
+                   style={{ cursor: 'pointer' }}
+                   onClick={() => showUserTitle(topic.author_info)}
+               />
                <span style={{ color: '#ccc', fontSize: isMobile ? 12 : 14 }}>{topic.author_info?.nickname}</span>
                {topic.is_verified_owner && (
                  <Tooltip title="已验证购买过相关产品">
@@ -303,13 +305,13 @@ const ForumDetail = () => {
                 styles={{ body: { padding: isMobile ? '15px' : '24px' } }}
              >
                 <div style={{ display: 'flex', gap: isMobile ? 10 : 16 }}>
-                    <div onClick={() => showUserTitle(reply.author_info)} style={{ cursor: 'pointer', height: 'fit-content' }}>
-                        <Avatar 
-                            src={reply.author_info?.avatar_url} 
-                            icon={<UserOutlined />} 
-                            size={isMobile ? 'small' : 'default'} 
-                        />
-                    </div>
+                    <Avatar 
+                        src={reply.author_info?.avatar_url} 
+                        icon={<UserOutlined />} 
+                        size={isMobile ? 'small' : 'default'} 
+                        style={{ cursor: 'pointer' }}
+                        onClick={() => showUserTitle(reply.author_info)}
+                    />
                     <div style={{ flex: 1 }}>
                         <div style={{ display: 'flex', justifyContent: 'space-between', marginBottom: 8 }}>
                             <Space size={isMobile ? 'small' : 'middle'} align="center">
@@ -419,42 +421,52 @@ const ForumDetail = () => {
         onClose={() => setLoginModalVisible(false)}
         onLoginSuccess={() => {}}
       />
-
-      <Modal
-        title={null}
-        open={userInfoModalVisible}
-        onCancel={() => setUserInfoModalVisible(false)}
-        footer={null}
-        centered
-        width={300}
-        styles={{ body: { textAlign: 'center', padding: '30px 20px' } }}
-      >
-        {selectedUser && (
-            <div style={{ display: 'flex', flexDirection: 'column', alignItems: 'center' }}>
-                <Avatar 
-                    size={80} 
-                    src={selectedUser.avatar_url} 
-                    icon={<UserOutlined />} 
-                    style={{ marginBottom: 16, border: '2px solid #f0f0f0' }} 
-                />
-                <Title level={4} style={{ marginBottom: 4, marginTop: 0 }}>{selectedUser.nickname}</Title>
-                
-                {(selectedUser.is_star || selectedUser.title) && (
-                    <Tag color="gold" style={{ fontSize: 14, padding: '4px 12px', marginTop: 8 }}>
-                        {selectedUser.title || '技术专家'}
-                    </Tag>
-                )}
-                
-                {selectedUser.is_verified_owner && (
-                     <div style={{ marginTop: 12, display: 'flex', alignItems: 'center', color: '#00b96b' }}>
-                        <CheckCircleFilled style={{ marginRight: 6 }} />
-                        <Text style={{ color: '#00b96b', fontSize: 12 }}>已认证购买用户</Text>
-                     </div>
-                )}
-            </div>
-        )}
-      </Modal>
       
+      <Modal
+          open={expertModalVisible}
+          onCancel={() => setExpertModalVisible(false)}
+          footer={null}
+          title={<Space><StarFilled style={{ color: '#ffd700' }} /><span style={{ color: '#fff' }}>技术专家信息</span></Space>}
+          styles={{ 
+            content: { background: 'rgba(30, 30, 30, 0.95)', border: '1px solid rgba(255, 255, 255, 0.1)', backdropFilter: 'blur(10px)' },
+            header: { background: 'transparent', borderBottom: '1px solid rgba(255, 255, 255, 0.1)' },
+            body: { background: 'transparent' },
+            mask: { backdropFilter: 'blur(4px)' }
+          }}
+          closeIcon={<CloseOutlined style={{ color: 'rgba(255, 255, 255, 0.5)' }} />}
+          bodyStyle={{ textAlign: 'center' }}
+      >
+          {selectedExpert && (
+              <div>
+                  <Avatar size={80} src={selectedExpert.avatar_url} icon={<UserOutlined />} style={{ border: '3px solid #ffd700', marginBottom: 15, boxShadow: '0 0 15px rgba(255, 215, 0, 0.2)' }} />
+                  <Title level={4} style={{ marginBottom: 5, color: '#fff' }}>{selectedExpert.nickname}</Title>
+                  <Tag color="gold" style={{ marginBottom: 20, background: 'rgba(255, 215, 0, 0.15)', border: '1px solid rgba(255, 215, 0, 0.4)', color: '#ffd700' }}>{selectedExpert.title || '技术专家'}</Tag>
+                  
+                  {selectedExpert.skills && selectedExpert.skills.length > 0 && (
+                      <div style={{ marginTop: 20, textAlign: 'left' }}>
+                          <Text strong style={{ display: 'block', marginBottom: 10, color: '#00b96b' }}>擅长技能</Text>
+                          <Space wrap>
+                              {selectedExpert.skills.map((skill, idx) => (
+                                  <div key={idx} style={{ 
+                                      display: 'flex', 
+                                      alignItems: 'center', 
+                                      background: 'rgba(255, 255, 255, 0.05)', 
+                                      padding: '6px 12px', 
+                                      borderRadius: 6,
+                                      border: '1px solid rgba(255, 255, 255, 0.1)',
+                                      transition: 'all 0.3s'
+                                  }}>
+                                      {skill.icon && <img src={skill.icon} style={{ width: 16, height: 16, marginRight: 6 }} />}
+                                      <Text style={{ fontSize: 12, color: '#ddd' }}>{skill.text}</Text>
+                                  </div>
+                              ))}
+                          </Space>
+                      </div>
+                  )}
+              </div>
+          )}
+      </Modal>
+
       {/* Edit Modal */}
       <CreateTopicModal 
         visible={editModalVisible}
diff --git a/frontend/src/pages/ForumList.jsx b/frontend/src/pages/ForumList.jsx
index a029c39..ee882ed 100644
--- a/frontend/src/pages/ForumList.jsx
+++ b/frontend/src/pages/ForumList.jsx
@@ -1,6 +1,6 @@
 import React, { useState, useEffect } from 'react';
-import { Typography, Input, Button, List, Tag, Avatar, Card, Space, Spin, message, Badge, Tooltip, Tabs, Row, Col, Grid, Carousel } from 'antd';
-import { SearchOutlined, PlusOutlined, UserOutlined, MessageOutlined, EyeOutlined, CheckCircleFilled, FireOutlined, StarFilled, QuestionCircleOutlined, ShareAltOutlined, SoundOutlined, RightOutlined } from '@ant-design/icons';
+import { Typography, Input, Button, List, Tag, Avatar, Card, Space, Spin, message, Badge, Tooltip, Tabs, Row, Col, Grid, Carousel, Modal } from 'antd';
+import { SearchOutlined, PlusOutlined, UserOutlined, MessageOutlined, EyeOutlined, CheckCircleFilled, FireOutlined, StarFilled, QuestionCircleOutlined, ShareAltOutlined, SoundOutlined, RightOutlined, CloseOutlined } from '@ant-design/icons';
 import { useNavigate } from 'react-router-dom';
 import { motion } from 'framer-motion';
 import { getTopics, getStarUsers, getAnnouncements } from '../api';
@@ -25,6 +25,13 @@ const ForumList = () => {
   const [category, setCategory] = useState('all');
   const [createModalVisible, setCreateModalVisible] = useState(false);
   const [loginModalVisible, setLoginModalVisible] = useState(false);
+  const [expertModalVisible, setExpertModalVisible] = useState(false);
+  const [selectedExpert, setSelectedExpert] = useState(null);
+
+  const showExpertInfo = (user) => {
+      setSelectedExpert(user);
+      setExpertModalVisible(true);
+  };
 
   const fetchTopics = async (search = '', cat = '') => {
     setLoading(true);
@@ -185,9 +192,9 @@ const ForumList = () => {
                      {/* Mobile Experts */}
                      <div style={{ overflowX: 'auto', whiteSpace: 'nowrap', paddingBottom: 5, display: 'flex', gap: 15, scrollbarWidth: 'none', msOverflowStyle: 'none' }}>
                         {starUsers.map(u => (
-                           <div key={u.id} style={{ textAlign: 'center', minWidth: 60 }}>
+                           <div key={u.id} style={{ textAlign: 'center', minWidth: 60 }} onClick={() => showExpertInfo(u)}>
                               <Badge count={<StarFilled style={{ color: '#ffd700' }} />} offset={[-5, 5]}>
-                                <Avatar size={48} src={u.avatar_url} icon={<UserOutlined />} style={{ border: '2px solid rgba(255, 215, 0, 0.3)' }} />
+                                <Avatar size={48} src={u.avatar_url} icon={<UserOutlined />} style={{ border: '2px solid rgba(255, 215, 0, 0.3)', cursor: 'pointer' }} />
                               </Badge>
                               <div style={{ color: '#fff', fontSize: 12, marginTop: 5, width: 60, overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap' }}>
                                 {u.nickname}
@@ -307,7 +314,7 @@ const ForumList = () => {
                     <div style={{ textAlign: 'center', padding: '20px 0', color: '#666' }}>
                         {starUsers.length > 0 ? (
                             starUsers.map(u => (
-                                <div key={u.id} style={{ marginBottom: 15, display: 'flex', alignItems: 'center', gap: 10 }}>
+                                <div key={u.id} style={{ marginBottom: 15, display: 'flex', alignItems: 'center', gap: 10, cursor: 'pointer' }} onClick={() => showExpertInfo(u)}>
                                     <Avatar size="large" src={u.avatar_url} icon={<UserOutlined />} />
                                     <div style={{ textAlign: 'left' }}>
                                         <div style={{ color: '#fff', fontWeight: 'bold' }}>
@@ -370,6 +377,51 @@ const ForumList = () => {
              setCreateModalVisible(true);
         }}
       />
+
+      <Modal
+          open={expertModalVisible}
+          onCancel={() => setExpertModalVisible(false)}
+          footer={null}
+          title={<Space><StarFilled style={{ color: '#ffd700' }} /><span style={{ color: '#fff' }}>技术专家信息</span></Space>}
+          styles={{ 
+            content: { background: 'rgba(30, 30, 30, 0.95)', border: '1px solid rgba(255, 255, 255, 0.1)', backdropFilter: 'blur(10px)' },
+            header: { background: 'transparent', borderBottom: '1px solid rgba(255, 255, 255, 0.1)' },
+            body: { background: 'transparent' },
+            mask: { backdropFilter: 'blur(4px)' }
+          }}
+          closeIcon={<CloseOutlined style={{ color: 'rgba(255, 255, 255, 0.5)' }} />}
+          bodyStyle={{ textAlign: 'center' }}
+      >
+          {selectedExpert && (
+              <div>
+                  <Avatar size={80} src={selectedExpert.avatar_url} icon={<UserOutlined />} style={{ border: '3px solid #ffd700', marginBottom: 15, boxShadow: '0 0 15px rgba(255, 215, 0, 0.2)' }} />
+                  <Title level={4} style={{ marginBottom: 5, color: '#fff' }}>{selectedExpert.nickname}</Title>
+                  <Tag color="gold" style={{ marginBottom: 20, background: 'rgba(255, 215, 0, 0.15)', border: '1px solid rgba(255, 215, 0, 0.4)', color: '#ffd700' }}>{selectedExpert.title || '技术专家'}</Tag>
+                  
+                  {selectedExpert.skills && selectedExpert.skills.length > 0 && (
+                      <div style={{ marginTop: 20, textAlign: 'left' }}>
+                          <Text strong style={{ display: 'block', marginBottom: 10, color: '#00b96b' }}>擅长技能</Text>
+                          <Space wrap>
+                              {selectedExpert.skills.map((skill, idx) => (
+                                  <div key={idx} style={{ 
+                                      display: 'flex', 
+                                      alignItems: 'center', 
+                                      background: 'rgba(255, 255, 255, 0.05)', 
+                                      padding: '6px 12px', 
+                                      borderRadius: 6,
+                                      border: '1px solid rgba(255, 255, 255, 0.1)',
+                                      transition: 'all 0.3s'
+                                  }}>
+                                      {skill.icon && <img src={skill.icon} style={{ width: 16, height: 16, marginRight: 6 }} />}
+                                      <Text style={{ fontSize: 12, color: '#ddd' }}>{skill.text}</Text>
+                                  </div>
+                              ))}
+                          </Space>
+                      </div>
+                  )}
+              </div>
+          )}
+      </Modal>
     </div>
   );
 };
diff --git a/miniprogram/src/pages/forum/index.scss b/miniprogram/src/pages/forum/index.scss
index aa7aa9c..fcfad1e 100644
--- a/miniprogram/src/pages/forum/index.scss
+++ b/miniprogram/src/pages/forum/index.scss
@@ -23,6 +23,11 @@
     100% { transform: scale(1); box-shadow: 0 4px 12px rgba(0, 185, 107, 0.4); }
   }
 
+  @keyframes spin {
+    from { transform: rotate(0deg); }
+    to { transform: rotate(360deg); }
+  }
+
   .hero-section {
     padding: 60px 20px 30px;
     text-align: center;
@@ -455,4 +460,224 @@
       color: #fff;
     }
   }
+  
+  /* Expert Modal Styles - Tech & Dark Theme */
+  .at-float-layout {
+      .at-float-layout__overlay {
+          background-color: rgba(0, 0, 0, 0.8);
+          backdrop-filter: blur(8px);
+      }
+
+      .at-float-layout__container {
+          background-color: #0f1216 !important; /* Deep dark tech background */
+          border-top: 1px solid rgba(0, 185, 107, 0.3); /* Tech green border */
+          box-shadow: 0 -10px 40px rgba(0, 185, 107, 0.15);
+          border-radius: 24px 24px 0 0; /* More rounded top */
+
+          .layout-header {
+              background-color: #15191f;
+              border-bottom: 1px solid rgba(255, 255, 255, 0.05);
+              padding: 18px 24px;
+              
+              .layout-header__title {
+                  color: #00b96b; /* Tech green */
+                  font-size: 18px;
+                  font-weight: 700;
+                  letter-spacing: 1px;
+                  text-shadow: 0 0 10px rgba(0, 185, 107, 0.3);
+              }
+              
+              .layout-header__btn-close {
+                  color: #666;
+              }
+          }
+          
+          .layout-body {
+              background-color: #0f1216;
+              padding: 0;
+          }
+      }
+  }
+
+  .expert-modal-content {
+      padding: 30px 24px 60px;
+      color: #fff;
+      background: radial-gradient(circle at 50% 10%, rgba(0, 185, 107, 0.08), transparent 60%);
+
+      .expert-header {
+          display: flex;
+          flex-direction: column;
+          align-items: center;
+          margin-bottom: 36px;
+          position: relative;
+          
+          .avatar-container {
+              position: relative;
+              margin-bottom: 24px;
+              
+              .expert-avatar {
+                  width: 100px;
+                  height: 100px;
+                  border-radius: 50%;
+                  border: 2px solid #ffd700; /* Gold for expert */
+                  box-shadow: 0 0 30px rgba(255, 215, 0, 0.25), inset 0 0 10px rgba(255, 215, 0, 0.2);
+                  z-index: 2;
+                  position: relative;
+              }
+              
+              .avatar-ring {
+                  position: absolute;
+                  top: -12px; left: -12px; right: -12px; bottom: -12px;
+                  border-radius: 50%;
+                  border: 1px dashed rgba(255, 215, 0, 0.5);
+                  animation: spin 12s linear infinite;
+                  z-index: 1;
+                  
+                  &::after {
+                      content: '';
+                      position: absolute;
+                      top: -6px; left: -6px; right: -6px; bottom: -6px;
+                      border-radius: 50%;
+                      border: 1px solid rgba(0, 185, 107, 0.3); /* Outer green ring */
+                      animation: spin 8s reverse linear infinite;
+                  }
+              }
+          }
+          
+          .expert-info {
+              text-align: center;
+              
+              .expert-name {
+                  font-size: 26px;
+                  font-weight: 800;
+                  color: #fff;
+                  margin-bottom: 12px;
+                  text-shadow: 0 0 15px rgba(0, 185, 107, 0.5);
+                  letter-spacing: 0.5px;
+              }
+              
+              .expert-title-badge {
+                  display: inline-flex;
+                  align-items: center;
+                  gap: 8px;
+                  background: linear-gradient(90deg, rgba(255, 215, 0, 0.15), rgba(255, 215, 0, 0.05));
+                  padding: 6px 16px;
+                  border-radius: 20px;
+                  border: 1px solid rgba(255, 215, 0, 0.4);
+                  box-shadow: 0 0 15px rgba(255, 215, 0, 0.15);
+                  
+                  .at-icon {
+                      text-shadow: 0 0 5px #ffd700;
+                  }
+                  
+                  text {
+                      font-size: 14px;
+                      color: #ffd700;
+                      font-weight: 700;
+                      letter-spacing: 1px;
+                  }
+              }
+          }
+      }
+      
+      .expert-skills-section {
+          margin-bottom: 30px;
+          background: rgba(255, 255, 255, 0.02);
+          border-radius: 20px;
+          padding: 24px;
+          border: 1px solid rgba(255, 255, 255, 0.06);
+          position: relative;
+          overflow: hidden;
+          
+          /* Tech corner accent */
+          &::before {
+              content: '';
+              position: absolute;
+              top: 0; left: 0;
+              width: 10px; height: 10px;
+              border-top: 2px solid #00b96b;
+              border-left: 2px solid #00b96b;
+              border-radius: 4px 0 0 0;
+          }
+          
+          &::after {
+              content: '';
+              position: absolute;
+              bottom: 0; right: 0;
+              width: 10px; height: 10px;
+              border-bottom: 2px solid #00b96b;
+              border-right: 2px solid #00b96b;
+              border-radius: 0 0 4px 0;
+          }
+          
+          .section-label {
+              display: flex;
+              align-items: center;
+              margin-bottom: 20px;
+              
+              .label-text {
+                  font-size: 15px;
+                  font-weight: 700;
+                  color: #00b96b;
+                  margin-right: 12px;
+                  text-transform: uppercase;
+                  letter-spacing: 1px;
+              }
+              
+              .label-line {
+                  flex: 1;
+                  height: 1px;
+                  background: linear-gradient(90deg, rgba(0, 185, 107, 0.5), transparent);
+                  opacity: 0.6;
+              }
+          }
+          
+          .skills-grid {
+              display: flex;
+              flex-wrap: wrap;
+              gap: 12px;
+              
+              .skill-tag {
+                  display: flex;
+                  align-items: center;
+                  background: rgba(0, 185, 107, 0.08);
+                  padding: 8px 16px;
+                  border-radius: 6px;
+                  border: 1px solid rgba(0, 185, 107, 0.25);
+                  transition: all 0.3s;
+                  position: relative;
+                  overflow: hidden;
+                  
+                  /* Left accent bar */
+                  &::before {
+                      content: '';
+                      position: absolute;
+                      top: 0; left: 0; width: 3px; height: 100%;
+                      background: #00b96b;
+                      opacity: 0.6;
+                  }
+                  
+                  &:active {
+                      background: rgba(0, 185, 107, 0.2);
+                      transform: scale(0.98);
+                      box-shadow: 0 0 10px rgba(0, 185, 107, 0.2);
+                  }
+                  
+                  .skill-icon {
+                      width: 20px;
+                      height: 20px;
+                      margin-right: 8px;
+                      filter: drop-shadow(0 0 2px rgba(0,0,0,0.5));
+                  }
+                  
+                  .skill-text {
+                      font-size: 13px;
+                      color: #e0e0e0;
+                      font-weight: 500;
+                      letter-spacing: 0.5px;
+                  }
+              }
+          }
+      }
+  }
 }
diff --git a/miniprogram/src/pages/forum/index.tsx b/miniprogram/src/pages/forum/index.tsx
index a6feb1f..384da72 100644
--- a/miniprogram/src/pages/forum/index.tsx
+++ b/miniprogram/src/pages/forum/index.tsx
@@ -1,7 +1,7 @@
 import React, { useState, useEffect, useRef } from 'react'
 import Taro, { usePullDownRefresh, useReachBottom, useDidShow, useShareAppMessage, useShareTimeline } from '@tarojs/taro'
 import { View, Text, Image, Swiper, SwiperItem, ScrollView } from '@tarojs/components'
-import { AtSearchBar, AtTabs, AtIcon, AtActivityIndicator } from 'taro-ui'
+import { AtSearchBar, AtTabs, AtIcon, AtActivityIndicator, AtFloatLayout } from 'taro-ui'
 import { getTopics, getAnnouncements, getStarUsers } from '../../api'
 import './index.scss'
 
@@ -16,6 +16,10 @@ const ForumList = () => {
   const [currentTab, setCurrentTab] = useState(0)
   const isMounted = useRef(false)
   
+  // Expert Detail
+  const [showExpert, setShowExpert] = useState(false)
+  const [selectedExpert, setSelectedExpert] = useState<any>(null)
+  
   const categories = [
     { title: '全部话题', key: 'all' },
     { title: '技术讨论', key: 'discussion' },
@@ -180,10 +184,8 @@ const ForumList = () => {
   const showUserTitle = (e, user) => {
       e.stopPropagation()
       if (user.is_star || user.title) {
-          Taro.showToast({
-              title: user.title || '技术专家',
-              icon: 'none'
-          })
+          setSelectedExpert(user)
+          setShowExpert(true)
       }
   }
 
@@ -324,6 +326,43 @@ const ForumList = () => {
       <View className='fab' onClick={navigateToCreate}>
         <AtIcon value='add' size='24' color='#fff' />
       </View>
+
+      <AtFloatLayout isOpened={showExpert} title="技术专家信息" onClose={() => setShowExpert(false)}>
+        {selectedExpert && (
+            <View className='expert-modal-content'>
+                <View className='expert-header'>
+                    <View className='avatar-container'>
+                        <Image src={selectedExpert.avatar_url} className='expert-avatar' />
+                        <View className='avatar-ring'></View>
+                    </View>
+                    <View className='expert-info'>
+                        <View className='expert-name'>{selectedExpert.nickname}</View>
+                        <View className='expert-title-badge'>
+                            <AtIcon value='sketch' size='14' color='#ffd700' />
+                            <Text>{selectedExpert.title || '技术专家'}</Text>
+                        </View>
+                    </View>
+                </View>
+                
+                {selectedExpert.skills && selectedExpert.skills.length > 0 && (
+                    <View className='expert-skills-section'>
+                        <View className='section-label'>
+                            <Text className='label-text'>擅长技能</Text>
+                            <View className='label-line'></View>
+                        </View>
+                        <View className='skills-grid'>
+                            {selectedExpert.skills.map((skill, idx) => (
+                                <View key={idx} className='skill-tag'>
+                                    {typeof skill === 'object' && skill.icon && <Image src={skill.icon} className='skill-icon' />}
+                                    <Text className='skill-text'>{typeof skill === 'object' ? skill.text : skill}</Text>
+                                </View>
+                            ))}
+                        </View>
+                    </View>
+                )}
+            </View>
+        )}
+      </AtFloatLayout>
     </View>
   )
 }
diff --git a/miniprogram/src/subpackages/forum/detail/detail.scss b/miniprogram/src/subpackages/forum/detail/detail.scss
index 9032f5d..84b3d31 100644
--- a/miniprogram/src/subpackages/forum/detail/detail.scss
+++ b/miniprogram/src/subpackages/forum/detail/detail.scss
@@ -302,7 +302,7 @@
             background: rgba(255,255,255,0.1);
         }
     }
-    
+
     .send-btn {
         color: #00b96b;
         font-weight: 700;
@@ -310,4 +310,255 @@
         padding: 0 8px;
     }
   }
+    
+  /* Expert Modal Styles - Tech & Dark Theme */
+  .at-float-layout {
+      .at-float-layout__overlay {
+          background-color: rgba(0, 0, 0, 0.8);
+          backdrop-filter: blur(8px);
+      }
+
+      .at-float-layout__container {
+          background-color: #0f1216 !important; /* Deep dark tech background */
+          border-top: 1px solid rgba(0, 185, 107, 0.3); /* Tech green border */
+          box-shadow: 0 -10px 40px rgba(0, 185, 107, 0.15);
+          border-radius: 24px 24px 0 0; /* More rounded top */
+
+          .layout-header {
+              background-color: #15191f;
+              border-bottom: 1px solid rgba(255, 255, 255, 0.05);
+              padding: 18px 24px;
+              
+              .layout-header__title {
+                  color: #00b96b; /* Tech green */
+                  font-size: 18px;
+                  font-weight: 700;
+                  letter-spacing: 1px;
+                  text-shadow: 0 0 10px rgba(0, 185, 107, 0.3);
+              }
+              
+              .layout-header__btn-close {
+                  color: #666;
+              }
+          }
+          
+          .layout-body {
+              background-color: #0f1216;
+              padding: 0;
+          }
+      }
+  }
+
+  .expert-modal-content {
+      padding: 30px 24px 60px;
+      color: #fff;
+      background: radial-gradient(circle at 50% 10%, rgba(0, 185, 107, 0.08), transparent 60%);
+
+      .expert-header {
+          display: flex;
+          flex-direction: column;
+          align-items: center;
+          margin-bottom: 36px;
+          position: relative;
+          
+          .avatar-container {
+              position: relative;
+              margin-bottom: 24px;
+              
+              .expert-avatar {
+                  width: 100px;
+                  height: 100px;
+                  border-radius: 50%;
+                  border: 2px solid #ffd700; /* Gold for expert */
+                  box-shadow: 0 0 30px rgba(255, 215, 0, 0.25), inset 0 0 10px rgba(255, 215, 0, 0.2);
+                  z-index: 2;
+                  position: relative;
+              }
+              
+              .avatar-ring {
+                  position: absolute;
+                  top: -12px; left: -12px; right: -12px; bottom: -12px;
+                  border-radius: 50%;
+                  border: 1px dashed rgba(255, 215, 0, 0.5);
+                  animation: spin 12s linear infinite;
+                  z-index: 1;
+                  
+                  &::after {
+                      content: '';
+                      position: absolute;
+                      top: -6px; left: -6px; right: -6px; bottom: -6px;
+                      border-radius: 50%;
+                      border: 1px solid rgba(0, 185, 107, 0.3); /* Outer green ring */
+                      animation: spin 8s reverse linear infinite;
+                  }
+              }
+          }
+          
+          .expert-info {
+              text-align: center;
+              
+              .expert-name {
+                  font-size: 26px;
+                  font-weight: 800;
+                  color: #fff;
+                  margin-bottom: 12px;
+                  text-shadow: 0 0 15px rgba(0, 185, 107, 0.5);
+                  letter-spacing: 0.5px;
+              }
+              
+              .expert-title-badge {
+                  display: inline-flex;
+                  align-items: center;
+                  gap: 8px;
+                  background: linear-gradient(90deg, rgba(255, 215, 0, 0.15), rgba(255, 215, 0, 0.05));
+                  padding: 6px 16px;
+                  border-radius: 20px;
+                  border: 1px solid rgba(255, 215, 0, 0.4);
+                  box-shadow: 0 0 15px rgba(255, 215, 0, 0.15);
+                  
+                  .at-icon {
+                      text-shadow: 0 0 5px #ffd700;
+                  }
+                  
+                  text {
+                      font-size: 14px;
+                      color: #ffd700;
+                      font-weight: 700;
+                      letter-spacing: 1px;
+                  }
+              }
+          }
+      }
+      
+      .expert-skills-section {
+          margin-bottom: 30px;
+          background: rgba(255, 255, 255, 0.02);
+          border-radius: 20px;
+          padding: 24px;
+          border: 1px solid rgba(255, 255, 255, 0.06);
+          position: relative;
+          overflow: hidden;
+          
+          /* Tech corner accent */
+          &::before {
+              content: '';
+              position: absolute;
+              top: 0; left: 0;
+              width: 10px; height: 10px;
+              border-top: 2px solid #00b96b;
+              border-left: 2px solid #00b96b;
+              border-radius: 4px 0 0 0;
+          }
+          
+          &::after {
+              content: '';
+              position: absolute;
+              bottom: 0; right: 0;
+              width: 10px; height: 10px;
+              border-bottom: 2px solid #00b96b;
+              border-right: 2px solid #00b96b;
+              border-radius: 0 0 4px 0;
+          }
+          
+          .section-label {
+              display: flex;
+              align-items: center;
+              margin-bottom: 20px;
+              
+              .label-text {
+                  font-size: 15px;
+                  font-weight: 700;
+                  color: #00b96b;
+                  margin-right: 12px;
+                  text-transform: uppercase;
+                  letter-spacing: 1px;
+              }
+              
+              .label-line {
+                  flex: 1;
+                  height: 1px;
+                  background: linear-gradient(90deg, rgba(0, 185, 107, 0.5), transparent);
+                  opacity: 0.6;
+              }
+          }
+          
+          .skills-grid {
+              display: flex;
+              flex-wrap: wrap;
+              gap: 12px;
+              
+              .skill-tag {
+                  display: flex;
+                  align-items: center;
+                  background: rgba(0, 185, 107, 0.08);
+                  padding: 8px 16px;
+                  border-radius: 6px;
+                  border: 1px solid rgba(0, 185, 107, 0.25);
+                  transition: all 0.3s;
+                  position: relative;
+                  overflow: hidden;
+                  
+                  /* Left accent bar */
+                  &::before {
+                      content: '';
+                      position: absolute;
+                      top: 0; left: 0; width: 3px; height: 100%;
+                      background: #00b96b;
+                      opacity: 0.6;
+                  }
+                  
+                  &:active {
+                      background: rgba(0, 185, 107, 0.2);
+                      transform: scale(0.98);
+                      box-shadow: 0 0 10px rgba(0, 185, 107, 0.2);
+                  }
+                  
+                  .skill-icon {
+                      width: 20px;
+                      height: 20px;
+                      margin-right: 8px;
+                      filter: drop-shadow(0 0 2px rgba(0,0,0,0.5));
+                  }
+                  
+                  .skill-text {
+                      font-size: 13px;
+                      color: #e0e0e0;
+                      font-weight: 500;
+                      letter-spacing: 0.5px;
+                  }
+              }
+          }
+      }
+      
+      .expert-action {
+          display: flex;
+          justify-content: center;
+          
+          .action-btn {
+              width: 100%;
+              height: 52px;
+              display: flex;
+              align-items: center;
+              justify-content: center;
+              background: linear-gradient(135deg, #00b96b 0%, #009456 100%);
+              border-radius: 26px;
+              box-shadow: 0 4px 20px rgba(0, 185, 107, 0.3);
+              gap: 6px;
+              transition: all 0.3s;
+              border: 1px solid rgba(255, 255, 255, 0.1);
+              
+              &:active {
+                  transform: scale(0.98);
+                  box-shadow: 0 2px 10px rgba(0, 185, 107, 0.2);
+              }
+              
+              text {
+                  color: #fff;
+                  font-size: 16px;
+                  font-weight: 700;
+                  letter-spacing: 1px;
+              }
+          }
+      }
+  }
 }
diff --git a/miniprogram/src/subpackages/forum/detail/index.tsx b/miniprogram/src/subpackages/forum/detail/index.tsx
index cdceb05..149e009 100644
--- a/miniprogram/src/subpackages/forum/detail/index.tsx
+++ b/miniprogram/src/subpackages/forum/detail/index.tsx
@@ -1,7 +1,7 @@
 import React, { useState, useEffect } from 'react'
 import Taro, { useRouter, useShareAppMessage, useDidShow } from '@tarojs/taro'
 import { View, Text, Image, Video, RichText, Input, ScrollView } from '@tarojs/components'
-import { AtActivityIndicator, AtIcon, AtActionSheet, AtActionSheetItem } from 'taro-ui'
+import { AtActivityIndicator, AtIcon, AtActionSheet, AtActionSheetItem, AtFloatLayout } from 'taro-ui'
 import { getTopicDetail, createReply, uploadMedia, getStarUsers } from '../../../api'
 import { marked } from 'marked'
 import './detail.scss'
@@ -21,6 +21,10 @@ const ForumDetail = () => {
   const [starUsers, setStarUsers] = useState<any[]>([])
   const [showStarUsers, setShowStarUsers] = useState(false)
 
+  // Expert Detail
+  const [showExpert, setShowExpert] = useState(false)
+  const [selectedExpert, setSelectedExpert] = useState<any>(null)
+
   const fetchDetail = async () => {
     try {
       const res = await getTopicDetail(Number(id))
@@ -162,6 +166,14 @@ const ForumDetail = () => {
   if (loading) return <View className='forum-detail-page'><AtActivityIndicator mode='center' /></View>
   if (!topic) return <View className='forum-detail-page'><View style={{padding: 20, textAlign: 'center'}}>话题不存在</View></View>
 
+  const showUserTitle = (e, user) => {
+      e.stopPropagation()
+      if (user.is_star || user.title) {
+          setSelectedExpert(user)
+          setShowExpert(true)
+      }
+  }
+
   return (
     <View className='forum-detail-page'>
       <ScrollView scrollY style={{height: '100vh'}}>
@@ -172,7 +184,7 @@ const ForumDetail = () => {
             <Text className='title'>{topic.title}</Text>
             
             <View className='meta'>
-                    <View className='author'>
+                    <View className='author' onClick={(e) => showUserTitle(e, topic.author_info)}>
                         <Image className='avatar' src={topic.author_info?.avatar_url || 'https://via.placeholder.com/30'} />
                         <Text style={{fontWeight: 600, color: '#ccc'}}>{topic.author_info?.nickname}</Text>
                         {topic.is_verified_owner && <AtIcon value='check-circle' size='14' color='#00b96b' />}
@@ -214,7 +226,7 @@ const ForumDetail = () => {
         
         {topic.replies?.map((reply, idx) => (
             <View key={reply.id} className='reply-card'>
-                <Image className='avatar' src={reply.author_info?.avatar_url || 'https://via.placeholder.com/30'} />
+                <Image className='avatar' src={reply.author_info?.avatar_url || 'https://via.placeholder.com/30'} onClick={(e) => showUserTitle(e, reply.author_info)} />
                 <View className='reply-main'>
                     <View className='reply-header'>
                         <View style={{display: 'flex', flexDirection: 'column'}}>
@@ -271,6 +283,43 @@ const ForumDetail = () => {
             </AtActionSheetItem>
         ))}
       </AtActionSheet>
+
+      <AtFloatLayout isOpened={showExpert} title="技术专家信息" onClose={() => setShowExpert(false)}>
+        {selectedExpert && (
+            <View className='expert-modal-content'>
+                <View className='expert-header'>
+                    <View className='avatar-container'>
+                        <Image src={selectedExpert.avatar_url} className='expert-avatar' />
+                        <View className='avatar-ring'></View>
+                    </View>
+                    <View className='expert-info'>
+                        <View className='expert-name'>{selectedExpert.nickname}</View>
+                        <View className='expert-title-badge'>
+                            <AtIcon value='sketch' size='14' color='#ffd700' />
+                            <Text>{selectedExpert.title || '技术专家'}</Text>
+                        </View>
+                    </View>
+                </View>
+                
+                {selectedExpert.skills && selectedExpert.skills.length > 0 && (
+                    <View className='expert-skills-section'>
+                        <View className='section-label'>
+                            <Text className='label-text'>擅长技能</Text>
+                            <View className='label-line'></View>
+                        </View>
+                        <View className='skills-grid'>
+                            {selectedExpert.skills.map((skill, idx) => (
+                                <View key={idx} className='skill-tag'>
+                                    {typeof skill === 'object' && skill.icon && <Image src={skill.icon} className='skill-icon' />}
+                                    <Text className='skill-text'>{typeof skill === 'object' ? skill.text : skill}</Text>
+                                </View>
+                            ))}
+                        </View>
+                    </View>
+                )}
+            </View>
+        )}
+      </AtFloatLayout>
     </View>
   )
 }