修复拼图结果页图片预览层级

关卡缩略图改为完整显示，避免生成图被裁切

关卡详情内主图预览支持提高层级，避免被详情弹窗遮挡

补充拼图结果页聚焦测试与 Hermes 踩坑记录

src/components/common/CreativeImageInputPanel.tsx

@@ -52,6 +52,7 @@ export type CreativeImageInputPanelProps = {
   uploadedImageSrc: string;
   uploadedImageAlt: string;
   uploadedImageRefreshKey?: string | number | null;
+  mainImagePreviewZIndexClassName?: string;
   mainImageMeta?: ReactNode;
   mainImageInputId: string;
   mainImageAccept?: string;
@@ -100,6 +101,7 @@ export function CreativeImageInputPanel({
   uploadedImageSrc,
   uploadedImageAlt,
   uploadedImageRefreshKey = null,
+  mainImagePreviewZIndexClassName = 'z-[82]',
   mainImageMeta = null,
   mainImageInputId,
   mainImageAccept = DEFAULT_IMAGE_ACCEPT,
@@ -524,7 +526,7 @@ export function CreativeImageInputPanel({
         }
         closeVariant="profileCompact"
         size="xl"
-        zIndexClassName="z-[82]"
+        zIndexClassName={mainImagePreviewZIndexClassName}
         overlayClassName="px-4 py-6"
         panelClassName="platform-remap-surface rounded-[1.35rem] p-3 shadow-[0_24px_70px_rgba(15,23,42,0.22)]"
         headerClassName="mb-3 items-center border-b-0 px-1 py-0"