feat: testing mode banner + snapshot storage fields fix

src/widgets/SightTabs/RightWidgetTab/SightFramePreview.tsx

@@ -33,6 +33,7 @@ interface SightFramePreviewProps {
   previewMedia: PreviewMediaData | null;
   articles: Article[];
   onArticleSelect: (index: number) => void;
+  previewFontSize?: number;
 }
 
 // Matches SightFrame.jsx renderCurrentMedia — same structure, same CSS classes
@@ -151,6 +152,7 @@ export function SightFramePreview({
   previewMedia,
   articles,
   onArticleSelect,
+  previewFontSize,
 }: SightFramePreviewProps) {
   const token = localStorage.getItem("token") ?? "";
 
@@ -235,7 +237,12 @@ export function SightFramePreview({
         {/* title: intro-title (300px, 40px centered) or regular (24px with border) */}
         <div
           className={`sfp-sight-frame-title${isIntro ? " sfp-intro-title" : ""}`}
-          style={{ lineHeight: isIntro ? undefined : titleLineHeight }}
+          style={{
+            lineHeight: isIntro ? undefined : titleLineHeight,
+            ...(isIntro && previewFontSize != null
+              ? { fontSize: `${previewFontSize}px` }
+              : {}),
+          }}
         >
           <p
             style={{