Subject: Modern urban landmark building complex, with spired skyscraper as the core, matched with multiple high-low staggered commercial high-rises, buildings have metallic exterior facades, and the buildings form clear reflections on the water. Scene: Urban waterfront skyline, buildings located on the shore of calm water, background is a sky with gradient tones, paired with smooth dynamic ribbon-shaped fluid elements winding around the building complex and the edges of the frame, no text. Style: Modern urban commercial promotion style, combining technology sense and art sense, fluid elements present abstract and flexible visual effects. Color palette: Taking warm red as the main gradient background color, paired with the blue-silver metallic tone of the buildings, the ribbon-shaped fluid blends soft gradient colors of red, gold, white and purple, the overall tone is bright and layered. Lighting: Soft and bright light, warm-toned light illuminates the building facades and fluid elements, forming a translucent luster, water reflections reflect the light, creating a clear and bright atmosphere. Composition: Horizontal wide-format composition, building complex arranged on the right side of the frame, ribbon-shaped fluid elements extend from the bottom of the frame to the upper right, with distinct spatial layers. Use: Suitable for horizontal banner promotional images for commercial promotion and brand promotion, can be used in scenarios such as advertisements, event backdrops, online promotion posters, etc.