diff --git a/quickshell/Services/IdleService.qml b/quickshell/Services/IdleService.qml
index 8ce9919fe..95c123aaa 100644
--- a/quickshell/Services/IdleService.qml
+++ b/quickshell/Services/IdleService.qml
@@ -35,9 +35,13 @@ Singleton {
     onIsShellLockedChanged: _rearmIdleMonitors()
 
     function _applyMonitorEnableds() {
-        const base = enabled;
+        // Gate on the shell's own inhibit state rather than relying on the
+        // compositor honoring the bar-surface zwp_idle_inhibit inhibitor,
+        // which goes inactive whenever the bar surface is occluded
+        // (fullscreen windows) or hidden (auto-hide).
+        const base = enabled && !SessionService.idleInhibited;
         monitorOffMonitor.enabled = base && monitorTimeout > 0 && !postLockMonitorActive;
-        postLockMonitorOffMonitor.enabled = base && postLockMonitorActive;
+        postLockMonitorOffMonitor.enabled = enabled && postLockMonitorActive;
         lockMonitor.enabled = base && lockTimeout > 0;
         suspendMonitor.enabled = base && suspendTimeout > 0;
     }
@@ -149,6 +153,14 @@ Singleton {
         }
     }
 
+    Connections {
+        target: SessionService
+
+        function onIdleInhibitedChanged() {
+            root._rearmIdleMonitors();
+        }
+    }
+
     Connections {
         target: root
         function onRequestMonitorOff() {