Add remote control link to homepage

- Hero CTA: add green "远程控制" button linking to agent.html
- Services section: update link to point to agent.html
- Footer: add "远程控制" link

website/index.html

@@ -344,6 +344,10 @@
             <span class="zh">📖 使用指南</span>
             <span class="en hidden">📖 Guide</span>
         </a>
+        <a href="agent.html" class="btn btn-outline" style="border-color: var(--green); color: var(--green);">
+            <span class="zh">🖥️ 远程控制</span>
+            <span class="en hidden">🖥️ Remote Control</span>
+        </a>
     </div>
 
     <div class="stats">
@@ -619,9 +623,9 @@
         </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 href="agent.html" class="btn btn-outline" style="border-color:var(--green);color:var(--green);">
+            <span class="zh">🖥️ 一键远程控制 →</span>
+            <span class="en hidden">🖥️ One-Click Remote Control →</span>
         </a>
     </div>
 </section>
@@ -706,6 +710,7 @@
         <a href="https://github.com/dongsheng123132/u-claw">GitHub</a> ·
         <a href="tutorial.html">教程</a> ·
         <a href="guide.html">使用指南</a> ·
+        <a href="agent.html">远程控制</a> ·
         <a href="https://github.com/openclaw/openclaw">OpenClaw</a> ·
         <a href="mailto:hefangsheng@gmail.com">hefangsheng@gmail.com</a>
     </p>