diff --git a/plugins/reactor/skills/reactor-dsl/references/reactor.api.txt b/plugins/reactor/skills/reactor-dsl/references/reactor.api.txt
index 8bc228124..216b25be6 100644
--- a/plugins/reactor/skills/reactor-dsl/references/reactor.api.txt
+++ b/plugins/reactor/skills/reactor-dsl/references/reactor.api.txt
@@ -608,6 +608,7 @@ T.Immediate<T>() → T
 T.InteractionStates<T>(Func<InteractionStatesBuilder, InteractionStatesBuilder> configure, Curve curve = null) → T
 T.IsDragRegion<T>(bool? isDragRegion = true) → T
 T.IsEnabled<T>(bool enabled = true) → T
+T.IsHitTestVisible<T>(bool isHitTestVisible = true) → T
 T.IsTabStop<T>(bool isTabStop = true) → T
 T.IsVisible<T>(bool isVisible) → T
 T.ItemContainerTransitions<T>(Transition[] transitions) → T
@@ -2979,6 +2980,7 @@ VisualModifiers Visual { get; init; }
 XYFocusKeyboardNavigationMode? XYFocusKeyboardNavigation { get; init; }
 bool? IsDragRegion { get; init; }
 bool? IsEnabled { get; init; }
+bool? IsHitTestVisible { get; init; }
 bool? IsTabStop { get; init; }
 bool? IsVisible { get; init; }
 double? FontSize { get; init; }
diff --git a/skills/reactor.api.txt b/skills/reactor.api.txt
index 8bc228124..216b25be6 100644
--- a/skills/reactor.api.txt
+++ b/skills/reactor.api.txt
@@ -608,6 +608,7 @@ T.Immediate<T>() → T
 T.InteractionStates<T>(Func<InteractionStatesBuilder, InteractionStatesBuilder> configure, Curve curve = null) → T
 T.IsDragRegion<T>(bool? isDragRegion = true) → T
 T.IsEnabled<T>(bool enabled = true) → T
+T.IsHitTestVisible<T>(bool isHitTestVisible = true) → T
 T.IsTabStop<T>(bool isTabStop = true) → T
 T.IsVisible<T>(bool isVisible) → T
 T.ItemContainerTransitions<T>(Transition[] transitions) → T
@@ -2979,6 +2980,7 @@ VisualModifiers Visual { get; init; }
 XYFocusKeyboardNavigationMode? XYFocusKeyboardNavigation { get; init; }
 bool? IsDragRegion { get; init; }
 bool? IsEnabled { get; init; }
+bool? IsHitTestVisible { get; init; }
 bool? IsTabStop { get; init; }
 bool? IsVisible { get; init; }
 double? FontSize { get; init; }
diff --git a/src/Reactor/Core/Element.cs b/src/Reactor/Core/Element.cs
index d9ba18408..e00f6fde4 100644
--- a/src/Reactor/Core/Element.cs
+++ b/src/Reactor/Core/Element.cs
@@ -1191,6 +1191,7 @@ internal static bool ModifiersEqual(ElementModifiers? a, ElementModifiers? b)
             && a.HeadingLevel == b.HeadingLevel
             && a.IsDragRegion == b.IsDragRegion
             && a.IsTabStop == b.IsTabStop
+            && a.IsHitTestVisible == b.IsHitTestVisible
             && a.TabIndex == b.TabIndex
             && a.AccessKey == b.AccessKey
             && ReferenceEquals(a.XYFocusUpRef, b.XYFocusUpRef)
@@ -1997,6 +1998,7 @@ public ElementTheme? RequestedTheme
     // ── Accessibility — Tier 1 (inline, commonly needed for WCAG AA) ─
     public Microsoft.UI.Xaml.Automation.Peers.AutomationHeadingLevel? HeadingLevel { get; init; }
     public bool? IsTabStop { get; init; }
+    public bool? IsHitTestVisible { get; init; }
     public int? TabIndex { get; init; }
     public string? AccessKey { get; init; }
     public Microsoft.UI.Xaml.Input.XYFocusKeyboardNavigationMode? XYFocusKeyboardNavigation { get; init; }
@@ -2084,6 +2086,7 @@ public ElementModifiers Merge(ElementModifiers other)
             HeadingLevel = other.HeadingLevel ?? HeadingLevel,
             IsDragRegion = other.IsDragRegion ?? IsDragRegion,
             IsTabStop = other.IsTabStop ?? IsTabStop,
+            IsHitTestVisible = other.IsHitTestVisible ?? IsHitTestVisible,
             TabIndex = other.TabIndex ?? TabIndex,
             AccessKey = other.AccessKey ?? AccessKey,
             XYFocusKeyboardNavigation = other.XYFocusKeyboardNavigation ?? XYFocusKeyboardNavigation,
diff --git a/src/Reactor/Core/Reconciler.cs b/src/Reactor/Core/Reconciler.cs
index 6f5a91ac8..4dd6aa459 100644
--- a/src/Reactor/Core/Reconciler.cs
+++ b/src/Reactor/Core/Reconciler.cs
@@ -3832,6 +3832,9 @@ internal void ApplyModifiers(FrameworkElement fe, ElementModifiers? oldM, Elemen
         if (m.IsTabStop.HasValue && m.IsTabStop != oldM?.IsTabStop)
             fe.IsTabStop = m.IsTabStop.Value;
 
+        if (m.IsHitTestVisible.HasValue && m.IsHitTestVisible != oldM?.IsHitTestVisible)
+            fe.IsHitTestVisible = m.IsHitTestVisible.Value;
+
         if (m.TabIndex.HasValue && m.TabIndex != oldM?.TabIndex && fe is WinUI.Control tabIdxCtrl)
             tabIdxCtrl.TabIndex = m.TabIndex.Value;
 
diff --git a/src/Reactor/Elements/ElementExtensions.cs b/src/Reactor/Elements/ElementExtensions.cs
index a4017621c..8197820b7 100644
--- a/src/Reactor/Elements/ElementExtensions.cs
+++ b/src/Reactor/Elements/ElementExtensions.cs
@@ -2517,6 +2517,16 @@ public static T HeadingLevel<T>(this T el, Microsoft.UI.Xaml.Automation.Peers.Au
     public static T IsTabStop<T>(this T el, bool isTabStop = true) where T : Element =>
         Modify(el, new ElementModifiers { IsTabStop = isTabStop });
 
+    /// <summary>
+    /// Sets UIElement.IsHitTestVisible — whether the element (and its subtree) can be
+    /// the target of pointer input. Set <c>false</c> for decorative or overlay layers
+    /// that should let pointer events pass through to whatever is underneath.
+    /// Works on any element type (Panel, Control, etc.) in WinUI 3.
+    /// </summary>
+    /// <example>Border(content).IsHitTestVisible(false)</example>
+    public static T IsHitTestVisible<T>(this T el, bool isHitTestVisible = true) where T : Element =>
+        Modify(el, new ElementModifiers { IsHitTestVisible = isHitTestVisible });
+
     /// <summary>
     /// Marks how this element participates in a window title bar's drag region
     /// (<c>Microsoft.UI.Xaml.Controls.TitleBar.IsDragRegion</c>, WinApp SDK ≥ 2.1.3):
diff --git a/tests/Reactor.Tests/ElementExtensionsCoverageTests.cs b/tests/Reactor.Tests/ElementExtensionsCoverageTests.cs
index c1595f967..92a268098 100644
--- a/tests/Reactor.Tests/ElementExtensionsCoverageTests.cs
+++ b/tests/Reactor.Tests/ElementExtensionsCoverageTests.cs
@@ -202,6 +202,15 @@ public void IsEnabled_Sets_Modifier()
         Assert.True(enabled.Modifiers!.IsEnabled);
     }
 
+    [Fact]
+    public void IsHitTestVisible_Sets_Modifier()
+    {
+        var el = Button("Y").IsHitTestVisible(false);
+        Assert.False(el.Modifiers!.IsHitTestVisible);
+        var hitTestable = Button("Y").IsHitTestVisible();
+        Assert.True(hitTestable.Modifiers!.IsHitTestVisible);
+    }
+
     [Fact]
     [Obsolete("Tests the deprecated Disabled shim")]
     public void Disabled_Shim_Inverts_To_IsEnabled()