diff --git a/crates/app-iced/src/components/selection/tests.rs b/crates/app-iced/src/components/selection/tests.rs
index 0b3c3ed..66011ab 100644
--- a/crates/app-iced/src/components/selection/tests.rs
+++ b/crates/app-iced/src/components/selection/tests.rs
@@ -6,7 +6,7 @@
 use unlucky_design::color::{Role, SchemeFlavor};
 use unlucky_design::typography::Platform;
 
-use super::super::interaction::Interaction;
+use super::super::interaction::{self, Interaction};
 use super::geometry::{ChipGeometry, ControlGeometry, SwitchGeometry};
 use super::paint::{self, ChipVariant};
 use crate::theme::{Families, Ui};
@@ -21,6 +21,25 @@ fn ui() -> Ui {
     Ui::with_platform(SchemeFlavor::Light, Platform::Windows, FAMILIES)
 }
 
+/// 复审 P2-2：命中区恒 **48×48**——Ø40 状态层之外左右各 4dp 透明内边距（无标签时行宽才不是 40）。
+#[test]
+fn hit_area_is_48_square_even_without_a_label() {
+    let ui = ui();
+    for (name, geometry) in [
+        ("checkbox", ControlGeometry::checkbox(&ui)),
+        ("radio", ControlGeometry::radio(&ui)),
+    ] {
+        assert_eq!(geometry.hit, 48.0, "{name} 命中区必须是 48");
+        assert_eq!(geometry.state_layer, 40.0, "{name} 状态层 Ø40");
+        assert_eq!(geometry.hit_padding(), 4.0, "{name} 左右各留 4dp");
+        assert_eq!(
+            geometry.state_layer + geometry.hit_padding() * 2.0,
+            geometry.hit,
+            "{name}：可见 40 + 左右各 4 = 命中 48"
+        );
+    }
+}
+
 /// §18.1 / §18.5 / §18.9：Checkbox 的四个参考值全部来自令牌层。
 #[test]
 fn checkbox_geometry_comes_from_the_token_layer() {
@@ -161,11 +180,24 @@ fn checkbox_disabled_keeps_the_stroke_and_uses_the_a1_roles() {
         ui.color(Role::Surface),
         "A1：SelectedDisabledIconColor = Surface"
     );
-    assert!(checked.frame.fill.is_some());
+    // 复审 P2-3：**选中且禁用**的填充是 OnSurface@38%（`SelectedDisabledContainerOpacity`），
+    // 不是普通禁用容器的 12%。两格差一眼就能看出来，所以逐字钉住。
+    let ink38 = interaction::disabled_content_over_role(&ui, Role::OnSurface, false);
+    let container12 = interaction::disabled_colors(&ui, Role::Surface).0;
+    assert_eq!(
+        checked.frame.fill,
+        Some(ink38),
+        "A1：SelectedDisabledContainerOpacity = 0.38"
+    );
     assert_ne!(
         checked.frame.fill,
-        Some(ui.color(Role::Primary)),
-        "禁用不保留 Primary"
+        Some(container12),
+        "选中禁用不是 12% 容器色"
+    );
+    assert_eq!(
+        unchecked.frame.outline,
+        Some(ink38),
+        "同一行里未选中禁用描边与选中禁用填充是同一个 38% 叠色"
     );
 }