Realistic square 4x4 banner background for a pan shop. Glossy betel leaf texture with natural veins and fresh green tones (#0F6B3A), subtle beige backdrop (#F7EFE2), warm golden sunlight glow from top-left, elegant gold line borders, rustic yet premium aesthetic, high detail, cinematic lighting, photorealistic, high resolution 4K, square composition, no text, no watermark.