新增点击省份，查看省份地图

index.html

@@ -149,7 +149,9 @@
 
         <!-- 历史足迹 (地图) -->
         <div id="footprint-content" class="tab-content">
-
+            <div class="content-section">
+                <h2 data-i18n="footprint_map_h2">历史足迹</h2>
+            </div>
         </div>
 
         <!-- 闲言碎语内容 -->
@@ -184,6 +186,16 @@
                 Levin </span>
         </div>
     </div>
+
+    <div id="modalOverlay"
+        style="display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.5); z-index: 1000;cursor: pointer; ">
+        <div id="modalContent"
+            style="
+    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); 
+    background-color: white; padding: 20px; border-radius: 5px; box-shadow: 0 4px 8px rgba(0,0,0,0.2); text-align: center; cursor: default; ">
+            <p>博主是个宅男，还没去过哦～</p>
+        </div>
+    </div>
     <script>
         // ========== 语言切换逻辑 ==========
         const translations = {