diff --git a/components/PublicGrid.tsx b/components/PublicGrid.tsx
index ea9a64a..9831b3b 100644
--- a/components/PublicGrid.tsx
+++ b/components/PublicGrid.tsx
@@ -519,19 +519,12 @@ function FlipBook({ pages, onClose }: { pages: string[]; onClose: () => void })
         aria-label="Chiudi"
       >✕</button>
 
-      {/* Container background shows through when on cover/back pages.
-          The page-flip canvas was patched (lib/page-flip/index.js) to clear
-          transparently instead of filling white, so this gradient is visible
-          on the empty half of the spread. */}
       <div
         ref={containerRef}
         style={{
           width: 'min(95vw, 1400px)',
           height: 'min(85vh, 900px)',
-          background: 'linear-gradient(135deg, #4a3826 0%, #2e2114 55%, #1a1108 100%)',
-          boxShadow: 'inset 0 0 80px rgba(0,0,0,0.55)',
         }}
-        className="shadow-2xl"
       />
 
       <button