update arxiv

index.html

@@ -103,7 +103,7 @@
                         </svg>
                         Code
                     </a>
-                    <a href="https://arxiv.org/abs/xxx" class="platform-btn arxiv-btn">
+                    <a href="https://arxiv.org/abs/2602.02039" class="platform-btn arxiv-btn">
                         <img src="assets/arxiv-logomark-small.svg" alt="arXiv" width="30" height="30"
                             class="platform-icon">
                         Paper