Fix OG image API crash and dropdown opacity

src/app/api/og/dashboard/route.tsx

@@ -70,21 +70,7 @@ export async function GET(req: NextRequest) {
             padding: '70px 0',
           }}
         >
-          {/* Subtle grid background overlay */}
-          <div
-            style={{
-              position: 'absolute',
-              top: 0,
-              left: 0,
-              right: 0,
-              bottom: 0,
-              backgroundImage: `radial-gradient(circle at 2px 2px, ${gridColor} 1px, transparent 0)`,
-              backgroundSize: '40px 40px',
-              zIndex: 0,
-            }}
-          />
-
-          <div style={{ display: 'flex', flexDirection: 'column', width: '880px', height: '100%', justifyContent: 'space-between', zIndex: 10 }}>
+          <div style={{ display: 'flex', flexDirection: 'column', width: '880px', height: '100%', justifyContent: 'space-between' }}>
             {/* Header */}
             <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', width: '100%' }}>
               <img src={logoUrl} width={450} height={110} style={{ objectFit: 'contain', marginLeft: '-64px' }} />