feat: 首页 + README 添加远程维护/定制开发服务板块

- index.html: 新增「专业服务」section（远程安装/故障排查/定制开发），CTA 按钮链接到 guide
- README.md: 新增 Professional Services 板块，含价格表、一键远程命令、微信联系方式

website/index.html

@@ -582,6 +582,50 @@
     </table>
 </section>
 
+<!-- Services -->
+<section>
+    <h2>
+        <span class="zh">🔧 专业服务</span>
+        <span class="en hidden">🔧 Professional Services</span>
+    </h2>
+    <p class="section-sub">
+        <span class="zh">远程维护 · 定制开发 · 企业私有化部署</span>
+        <span class="en hidden">Remote Support · Custom Development · Enterprise Deployment</span>
+    </p>
+    <div class="features-grid">
+        <div class="feature-card">
+            <div class="tag tag-green zh">免费</div>
+            <div class="tag tag-green en hidden">Free</div>
+            <h3 class="zh">远程安装部署</h3>
+            <h3 class="en hidden">Remote Installation</h3>
+            <p class="zh">安装遇到问题？一行命令开启远程协助，工程师帮你装好 OpenClaw + 技能 + 模型配置。</p>
+            <p class="en hidden">Installation issues? One command to start remote support. We'll set up OpenClaw, skills & models for you.</p>
+        </div>
+        <div class="feature-card">
+            <div class="tag tag-blue zh">¥50 起</div>
+            <div class="tag tag-blue en hidden">From ¥50</div>
+            <h3 class="zh">故障排查 · 模型调优</h3>
+            <h3 class="en hidden">Troubleshooting · Model Tuning</h3>
+            <p class="zh">启动失败、端口冲突、API Key 配置、模型切换、提示词优化，远程帮你搞定。</p>
+            <p class="en hidden">Startup failures, port conflicts, API key setup, model switching, prompt optimization.</p>
+        </div>
+        <div class="feature-card">
+            <div class="tag tag-purple zh">¥200 起</div>
+            <div class="tag tag-purple en hidden">From ¥200</div>
+            <h3 class="zh">定制开发 · 企业部署</h3>
+            <h3 class="en hidden">Custom Dev · Enterprise</h3>
+            <p class="zh">自定义技能开发、企业私有化部署、QQ/微信/飞书机器人接入、U 盘绿色版制作。</p>
+            <p class="en hidden">Custom skill development, enterprise private deployment, QQ/WeChat/Feishu bot integration.</p>
+        </div>
+    </div>
+    <div style="text-align:center;margin-top:32px;">
+        <a href="guide.html#remote-support" class="btn btn-outline" style="border-color:var(--green);color:var(--green);">
+            <span class="zh">📞 了解远程维护服务 →</span>
+            <span class="en hidden">📞 Learn About Remote Support →</span>
+        </a>
+    </div>
+</section>
+
 <!-- CTA -->
 <div class="cta-section">
     <h2>