4.27更新

Co-authored-by: Copilot <copilot@github.com>

header_footer_dark.html

@@ -455,7 +455,7 @@
                                                 class="fa fa-magic text-2xl text-gray-300 group-hover/item:text-white"></i>
                                         </div>
                                         <span
-                                            class="text-sm font-medium text-gray-300 group-hover/item:text-white">AI融合技术</span>
+                                            class="text-sm font-medium text-gray-300 group-hover/item:text-white">用户案例</span>
                                     </a>
                                     <!-- 占位 - 保持对称 -->
                                     <div class="hidden"></div>
@@ -729,6 +729,8 @@
                 <div>
                     <h3 class="text-lg font-bold mb-6">产品</h3>
                     <ul class="space-y-3">
+                        <li><a href="https://www.beiyuxing.tech/ip_matrix/"
+                                class="text-gray-400 hover:text-white transition-colors">核心处理器IP</a></li>
                         <li><a href="https://www.beiyuxing.tech/architstudio-2/"
                                 class="text-gray-400 hover:text-white transition-colors">ArchitStudio开发平台</a></li>
                         <li><a href="https://www.beiyuxing.tech/%e6%99%ba%e7%bf%bc%e7%ab%af%e4%be%a7ai%e8%a7%a3%e5%86%b3%e6%96%b9%e6%a1%88/"