diff --git a/packages/@core/ui-kit/popup-ui/src/modal/modal.vue b/packages/@core/ui-kit/popup-ui/src/modal/modal.vue
index d60a6612a..cc5eb6268 100644
--- a/packages/@core/ui-kit/popup-ui/src/modal/modal.vue
+++ b/packages/@core/ui-kit/popup-ui/src/modal/modal.vue
@@ -1,7 +1,16 @@
 <script lang="ts" setup>
 import type { ExtendedModalApi, ModalProps } from './modal';
 
-import { computed, nextTick, onDeactivated, ref, unref, watch } from 'vue';
+import {
+  computed,
+  nextTick,
+  onDeactivated,
+  provide,
+  ref,
+  unref,
+  useId,
+  watch,
+} from 'vue';
 
 import { usePriorityValues, useSimpleLocale } from '@vben-core/composables';
 import { Expand, Shrink } from '@vben-core/icons';
@@ -47,6 +56,10 @@ const footerRef = ref();
 const { $t } = useSimpleLocale();
 const state = props.modalApi?.useStore?.();
 
+const id = useId();
+// 遮罩层通过该 id 标记，仅当点击发生在当前 Modal 的遮罩上时才允许关闭
+provide('DISMISSABLE_MODAL_ID', id);
+
 const {
   appendToMain,
   bordered,
@@ -181,8 +194,15 @@ function handleOpenAutoFocus(e: Event) {
 
 // pointer-down-outside
 function pointerDownOutside(e: Event) {
-  if (!closeOnClickModal.value || submitting.value) {
+  const target = e.target as HTMLElement;
+  const isDismissableModal = target?.dataset.dismissableModal;
+  if (
+    !closeOnClickModal.value ||
+    isDismissableModal !== id ||
+    submitting.value
+  ) {
     e.preventDefault();
+    e.stopPropagation();
   }
 }
 
@@ -212,7 +232,7 @@ function handleClosed() {
 </script>
 <template>
   <Dialog
-    :modal="modal"
+    :modal="false"
     :open="state?.isOpen"
     @update:open="() => (!submitting ? modalApi?.close() : undefined)"
   >
@@ -240,7 +260,7 @@ function handleClosed() {
       :force-mount="getForceMount"
       :modal="modal"
       :open="state?.isOpen"
-      :show-close="closable"
+      :show-close-button="closable"
       :animation-type="animationType"
       :z-index="zIndex"
       :overlay-blur="overlayBlur"
diff --git a/packages/@core/ui-kit/shadcn-ui/src/ui/dialog/DialogContent.vue b/packages/@core/ui-kit/shadcn-ui/src/ui/dialog/DialogContent.vue
index 7619eaac6..177482bae 100644
--- a/packages/@core/ui-kit/shadcn-ui/src/ui/dialog/DialogContent.vue
+++ b/packages/@core/ui-kit/shadcn-ui/src/ui/dialog/DialogContent.vue
@@ -1,33 +1,39 @@
 <script setup lang="ts">
 import type { DialogContentEmits, DialogContentProps } from 'reka-ui';
 
+import type { HTMLAttributes } from 'vue';
+
 import type { ClassType } from '@vben-core/typings';
 
-import { computed, ref } from 'vue';
+import { computed, inject, ref } from 'vue';
 
+import { useScrollLock } from '@vben-core/composables';
 import { cn } from '@vben-core/shared/utils';
 
 import { X } from '@lucide/vue';
 import {
   DialogClose,
   DialogContent,
-  DialogOverlay,
   DialogPortal,
   useForwardPropsEmits,
 } from 'reka-ui';
 
+defineOptions({
+  inheritAttrs: false,
+});
+
 const props = withDefaults(
   defineProps<
     DialogContentProps & {
       animationType?: 'scale' | 'slide';
       appendTo?: HTMLElement | string;
-      class?: ClassType;
+      class?: HTMLAttributes['class'];
       closeClass?: ClassType;
       closeDisabled?: boolean;
       modal?: boolean;
       open?: boolean;
       overlayBlur?: number;
-      showClose?: boolean;
+      showCloseButton?: boolean;
       zIndex?: number;
     }
   >(),
@@ -35,7 +41,7 @@ const props = withDefaults(
     appendTo: 'body',
     animationType: 'slide',
     closeDisabled: false,
-    showClose: true,
+    showCloseButton: true,
   },
 );
 const emits = defineEmits<
@@ -47,7 +53,7 @@ const delegatedProps = computed(() => {
     class: _,
     modal: _modal,
     open: _open,
-    showClose: __,
+    showCloseButton: __,
     animationType: ___,
     ...delegated
   } = props;
@@ -67,6 +73,12 @@ const position = computed(() => {
   return isAppendToBody() ? 'fixed' : 'absolute';
 });
 
+// reka-ui 的 Dialog 在 modal=false 时不会渲染遮罩，这里自行渲染一个遮罩层并锁定滚动，
+// 既保留遮罩/滚动锁定能力，又避免 modal=true 时 body 被设置 pointer-events:none 导致
+// 弹出层（如 Select 下拉框）无法点击的问题。
+useScrollLock();
+const dismissableModalId = inject('DISMISSABLE_MODAL_ID', undefined);
+
 const forwarded = useForwardPropsEmits(delegatedProps, emits);
 
 const contentRef = ref<InstanceType<typeof DialogContent> | null>(null);
@@ -87,23 +99,24 @@ defineExpose({
 
 <template>
   <DialogPortal :to="appendTo">
-    <DialogOverlay
-      v-if="open && modal"
-      :style="{
-        ...(zIndex ? { zIndex } : {}),
-        position,
-        backdropFilter:
-          overlayBlur && overlayBlur > 0 ? `blur(${overlayBlur}px)` : 'none',
-      }"
-      :class="
-        cn(
-          'z-popup bg-overlay inset-0 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 fixed',
-        )
-      "
-    />
+    <Transition name="fade">
+      <div
+        v-if="open && modal"
+        :data-dismissable-modal="dismissableModalId"
+        :style="{
+          ...(zIndex ? { zIndex } : {}),
+          position,
+          backdropFilter:
+            overlayBlur && overlayBlur > 0 ? `blur(${overlayBlur}px)` : 'none',
+        }"
+        :class="cn('z-popup bg-overlay inset-0 fixed')"
+        @click="() => emits('close')"
+      ></div>
+    </Transition>
     <DialogContent
       ref="contentRef"
       :style="{ ...(zIndex ? { zIndex } : {}), position }"
+      data-slot="dialog-content"
       @animationend="onAnimationEnd"
       v-bind="forwarded"
       :class="
@@ -120,8 +133,9 @@ defineExpose({
       <slot></slot>
 
       <DialogClose
-        v-if="showClose"
+        v-if="showCloseButton"
         :disabled="closeDisabled"
+        data-slot="dialog-close"
         :class="
           cn(
             'flex-center text-foreground/80 hover:bg-accent hover:text-accent-foreground data-[state=open]:bg-accent data-[state=open]:text-muted-foreground absolute top-3 right-3 h-6 w-6 rounded-full px-1 text-lg opacity-70 transition-opacity hover:opacity-100 focus:outline-hidden disabled:pointer-events-none',
@@ -130,7 +144,7 @@ defineExpose({
         "
         @click="() => emits('close')"
       >
-        <X class="h-4 w-4" />
+        <X class="size-4" />
       </DialogClose>
     </DialogContent>
   </DialogPortal>
diff --git a/packages/@core/ui-kit/shadcn-ui/src/ui/dialog/DialogOverlay.vue b/packages/@core/ui-kit/shadcn-ui/src/ui/dialog/DialogOverlay.vue
index 90676fc82..fdd8cbaaf 100644
--- a/packages/@core/ui-kit/shadcn-ui/src/ui/dialog/DialogOverlay.vue
+++ b/packages/@core/ui-kit/shadcn-ui/src/ui/dialog/DialogOverlay.vue
@@ -1,13 +1,31 @@
 <script setup lang="ts">
 import type { DialogOverlayProps } from 'reka-ui';
 
+import type { HTMLAttributes } from 'vue';
+
+import { cn } from '@vben-core/shared/utils';
+
+import { reactiveOmit } from '@vueuse/core';
 import { DialogOverlay } from 'reka-ui';
 
-const props = defineProps<DialogOverlayProps>();
+const props = defineProps<
+  DialogOverlayProps & { class?: HTMLAttributes['class'] }
+>();
+
+const delegatedProps = reactiveOmit(props, 'class');
 </script>
 
 <template>
-  <DialogOverlay data-slot="dialog-overlay" v-bind="props">
+  <DialogOverlay
+    data-slot="dialog-overlay"
+    v-bind="delegatedProps"
+    :class="
+      cn(
+        'data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 fixed inset-0 z-50 bg-black/80',
+        props.class,
+      )
+    "
+  >
     <slot></slot>
   </DialogOverlay>
 </template>
diff --git a/packages/@core/ui-kit/shadcn-ui/src/ui/dialog/DialogScrollContent.vue b/packages/@core/ui-kit/shadcn-ui/src/ui/dialog/DialogScrollContent.vue
index 32f6831aa..c480c758b 100644
--- a/packages/@core/ui-kit/shadcn-ui/src/ui/dialog/DialogScrollContent.vue
+++ b/packages/@core/ui-kit/shadcn-ui/src/ui/dialog/DialogScrollContent.vue
@@ -60,7 +60,7 @@ const forwarded = useForwardPropsEmits(delegatedProps, emits);
         <DialogClose
           class="absolute top-4 right-4 p-0.5 transition-colors rounded-md hover:bg-secondary"
         >
-          <X class="w-4 h-4" />
+          <X class="size-4" />
           <span class="sr-only">Close</span>
         </DialogClose>
       </DialogContent>