diff --git a/resources/views/chat/partials/scripts.blade.php b/resources/views/chat/partials/scripts.blade.php
index 3da2a7e..01b658c 100644
--- a/resources/views/chat/partials/scripts.blade.php
+++ b/resources/views/chat/partials/scripts.blade.php
@@ -970,6 +970,35 @@
         }, 500);
     }
 
+    // ── 关闭/离开页面时自动调用 leave，结算勤务时长 ──────────────────────
+    // 使用 sendBeacon 确保浏览器关闭时请求也能发出（比 fetch 更可靠）
+    function sendLeaveBeacon() {
+        const csrfToken = document.querySelector('meta[name="csrf-token"]')?.getAttribute('content');
+        if (!csrfToken || !window.chatContext?.leaveUrl) {
+            return;
+        }
+        const data = new FormData();
+        data.append('_token', csrfToken);
+        navigator.sendBeacon(window.chatContext.leaveUrl, data);
+    }
+
+    // beforeunload：关闭标签/浏览器/刷新 时触发
+    window.addEventListener('beforeunload', sendLeaveBeacon);
+
+    // visibilitychange：切换到后台标签超过30秒也结算（防止长期挂机不算时长）
+    let visibilityTimer = null;
+    document.addEventListener('visibilitychange', () => {
+        if (document.hidden) {
+            // 切到后台，30秒后结算
+            visibilityTimer = setTimeout(sendLeaveBeacon, 30 * 1000);
+        } else {
+            // 切回来，取消结算
+            clearTimeout(visibilityTimer);
+            visibilityTimer = null;
+        }
+    });
+
+
     // ── 掉线检测计数器 ──
     let heartbeatFailCount = 0;
     const MAX_HEARTBEAT_FAILS = 3;