diff --git a/frontend/app.html b/frontend/app.html
index 198bc9a..adb879b 100644
--- a/frontend/app.html
+++ b/frontend/app.html
@@ -2251,104 +2251,119 @@
 
     // 检测开发者工具是否打开（调试模式下不检测）
     if (!isDebugMode) {
-      (function() {
-      const threshold = 160;
-      let isDevToolsOpen = false;
-      let warningShown = false;
+      let devtoolsDetected = false;
 
-      // 增强型检测:结合窗口尺寸和debugger暂停
-      function checkDevTools() {
-        const widthThreshold = window.outerWidth - window.innerWidth > threshold;
-        const heightThreshold = window.outerHeight - window.innerHeight > threshold;
+      // 方法1: 使用console对象检测
+      const devtools = /./;
+      devtools.toString = function() {
+        devtoolsDetected = true;
+      };
 
-        // 检测是否有开发者工具打开
-        const isOpen = widthThreshold || heightThreshold ||
-                       (window.Firebug && window.Firebug.chrome && window.Firebug.chrome.isInitialized);
-
-        if (isOpen && !isDevToolsOpen) {
-          isDevToolsOpen = true;
-
-          if (!warningShown) {
-            warningShown = true;
-
-            // 清空控制台
-            console.clear();
-
-            // 显示警告页面
-            const warningHTML = `
-              <div style="
-                position: fixed;
-                top: 0;
-                left: 0;
-                width: 100%;
-                height: 100%;
-                background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
-                display: flex;
-                align-items: center;
-                justify-content: center;
-                z-index: 999999;
-                font-family: Arial, sans-serif;
-              ">
-                <div style="
-                  background: white;
-                  padding: 60px;
-                  border-radius: 20px;
-                  text-align: center;
-                  max-width: 500px;
-                  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
-                ">
-                  <i class="fas fa-shield-alt" style="font-size: 80px; color: #667eea; margin-bottom: 30px;"></i>
-                  <h1 style="color: #333; margin-bottom: 20px; font-size: 32px;">检测到开发者工具</h1>
-                  <p style="color: #666; font-size: 18px; margin-bottom: 30px; line-height: 1.6;">
-                    为保护系统安全，请关闭浏览器开发者工具后刷新页面
-                  </p>
-                  <button onclick="location.reload()" style="
-                    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
-                    color: white;
-                    border: none;
-                    padding: 15px 40px;
-                    font-size: 16px;
-                    border-radius: 10px;
-                    cursor: pointer;
-                    font-weight: 600;
-                    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
-                    transition: transform 0.2s;
-                  " onmouseover="this.style.transform='translateY(-2px)'" onmouseout="this.style.transform='translateY(0)'">
-                    <i class="fas fa-sync-alt"></i> 刷新页面
-                  </button>
-                  <p style="color: #999; font-size: 14px; margin-top: 20px;">
-                    如需使用开发者工具，请联系管理员开启调试模式
-                  </p>
-                </div>
-              </div>
-            `;
-
-            // 替换页面内容
-            document.body.innerHTML = warningHTML;
-          }
-        } else if (!isOpen) {
-          isDevToolsOpen = false;
-        }
+      // 方法2: debugger暂停时间检测
+      function detectByDebugger() {
+        const start = performance.now();
+        debugger;
+        const end = performance.now();
+        return (end - start) > 100; // 如果暂停超过100ms，说明开发者工具打开
       }
 
-      // 立即检测一次（页面加载时就检查）
-      checkDevTools();
+      // 方法3: 窗口尺寸检测
+      function detectByWindowSize() {
+        const threshold = 160;
+        const widthDiff = window.outerWidth - window.innerWidth;
+        const heightDiff = window.outerHeight - window.innerHeight;
+        return widthDiff > threshold || heightDiff > threshold;
+      }
 
-      // 定期检测
-      setInterval(checkDevTools, 500);
+      // 方法4: 检测console.log是否被执行
+      function detectByConsole() {
+        devtoolsDetected = false;
+        console.log(devtools);
+        console.clear();
+        return devtoolsDetected;
+      }
 
-      // 使用debugger语句检测（更灵敏）
+      // 显示警告页面
+      function showWarning() {
+        const warningHTML = `
+          <div style="
+            position: fixed;
+            top: 0;
+            left: 0;
+            width: 100%;
+            height: 100%;
+            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            z-index: 999999;
+            font-family: Arial, sans-serif;
+          ">
+            <div style="
+              background: white;
+              padding: 60px;
+              border-radius: 20px;
+              text-align: center;
+              max-width: 500px;
+              box-shadow: 0 20px 60px rgba(0,0,0,0.3);
+            ">
+              <i class="fas fa-shield-alt" style="font-size: 80px; color: #667eea; margin-bottom: 30px;"></i>
+              <h1 style="color: #333; margin-bottom: 20px; font-size: 32px;">检测到开发者工具</h1>
+              <p style="color: #666; font-size: 18px; margin-bottom: 30px; line-height: 1.6;">
+                为保护系统安全，请关闭浏览器开发者工具后刷新页面
+              </p>
+              <button onclick="location.reload()" style="
+                background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+                color: white;
+                border: none;
+                padding: 15px 40px;
+                font-size: 16px;
+                border-radius: 10px;
+                cursor: pointer;
+                font-weight: 600;
+                box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
+                transition: transform 0.2s;
+              " onmouseover="this.style.transform='translateY(-2px)'" onmouseout="this.style.transform='translateY(0)'">
+                <i class="fas fa-sync-alt"></i> 刷新页面
+              </button>
+              <p style="color: #999; font-size: 14px; margin-top: 20px;">
+                如需使用开发者工具，请联系管理员开启调试模式
+              </p>
+            </div>
+          </div>
+        `;
+        document.body.innerHTML = warningHTML;
+      }
+
+      // 综合检测函数
+      function checkDevTools() {
+        // 使用多种方法检测，任意一种检测到就触发
+        const method1 = detectByConsole();
+        const method2 = detectByDebugger();
+        const method3 = detectByWindowSize();
+
+        if (method1 || method2 || method3) {
+          showWarning();
+          return true;
+        }
+        return false;
+      }
+
+      // 页面加载完成后立即检测
+      if (document.readyState === 'loading') {
+        document.addEventListener('DOMContentLoaded', function() {
+          setTimeout(checkDevTools, 100);
+        });
+      } else {
+        setTimeout(checkDevTools, 100);
+      }
+
+      // 持续监控
       setInterval(function() {
-        const before = new Date().getTime();
-        debugger; // 如果开发者工具打开，这里会暂停
-        const after = new Date().getTime();
-
-        // 如果暂停时间超过100ms，说明开发者工具打开了
-        if (after - before > 100) {
+        if (!document.body.innerHTML.includes('检测到开发者工具')) {
           checkDevTools();
         }
       }, 1000);
-      })();
     }
 
     // 禁用console输出（调试模式下不禁用）