fix: plt/print preview window stacking

src/components/md-deck/PltPreview.tsx

@@ -1,4 +1,5 @@
 import { createSignal, For, Show, createMemo } from 'solid-js';
+import { Portal } from 'solid-js/web';
 import { parsePlt, extractCutPaths } from '../../plotcutter/parser';
 import { generateTravelPaths, travelPathsToSvg } from '../../plotcutter/layout';
 import type { CardPath } from '../../plotcutter/types';
@@ -91,7 +92,8 @@ export function PltPreview(props: PltPreviewProps) {
   };
 
   return (
-    <div class="fixed inset-0 bg-black/50 z-50 overflow-auto">
+    <Portal>
+      <div class="fixed inset-0 bg-black/50 z-[60] overflow-auto">
         <div class="min-h-screen py-20 px-4">
           {/* 头部控制栏 */}
           <div class="fixed top-4 left-1/2 -translate-x-1/2 bg-white shadow-lg rounded-lg px-4 py-3 flex items-center gap-4 z-50">
@@ -224,5 +226,6 @@ export function PltPreview(props: PltPreviewProps) {
         </div>
       </div>
     </div>
+    </Portal>
   );
 }

src/components/md-deck/PrintPreview.tsx

@@ -1,4 +1,5 @@
 import { createSignal, For, Show } from 'solid-js';
+import { Portal } from 'solid-js/web';
 import type { DeckStore } from './hooks/deckStore';
 import { usePageLayout } from './hooks/usePageLayout';
 import { usePDFExport, type ExportOptions } from './hooks/usePDFExport';
@@ -60,8 +61,9 @@ export function PrintPreview(props: PrintPreviewProps) {
   };
 
   return (
+    <Portal>
       <Show when={!showPltPreview()} fallback={<PltPreview pltCode={pltCode()} onClose={handleClosePltPreview} />}>
-      <div class="fixed inset-0 bg-black/50 z-50 overflow-auto">
+        <div class="fixed inset-0 bg-black/50 z-[60] overflow-auto">
           <div class="min-h-screen py-20 px-4">
             <PrintPreviewHeader
               store={store}
@@ -197,5 +199,6 @@ export function PrintPreview(props: PrintPreviewProps) {
       </div>
     </div>
     </Show>
+    </Portal>
   );
 }