Main subject: Sydney Opera House as the main scene, paired with urban buildings, deep blue harbor, ships, coastal green plants and pink flower clusters. Scene: Sydney coastal dusk urban natural landscape. Style: delicate and healing digital art illustration, with grain texture, dreamy and fairy-tale atmosphere. Color tone: pink-orange gradient mixed with light blue, warm soft and bright, overall romantic and gentle. Light and shadow: soft dusk glow spilling, warm and soft light showing hazy beauty. Composition: wide view with clear layers, proper primary and secondary order, comfortable vision. Use: city scenery wallpaper, travel cultural and creative illustration, romantic atmosphere decorative illustration.