复古航空公司海报：热带海岸

生成一张 1024x1280 像素、4:5 竖版 1950 年代复古航空旅行海报。上半部银色四螺旋桨客机飞越青绿海湾，白沙滩、椰树、茅草棚屋、玫瑰色火山和蜜瓜天空。底部装饰艺术风中文大标题「飞往晴湾」，下方小字「ESCAPE TO PUERTO HALCYON 航空旅行」。右下只有抽象翅膀图形和中文标语「向海风出发」。高饱和水粉、喷枪渐变、赛璐珞阴影。所有可见文字必须是简体中文，不出现英文航司、真实航空标志、水印或乱码。

A 1955-style airline travel poster, 25x40 inch portrait, advertising a fictional carrier "AURORA AIRWAYS" to a fictional tropical destination. The composition is dramatic and aspirational: a four-propeller silver airliner banks gently across the upper half of the canvas, casting a long shadow on a turquoise bay below. The bay holds a curving white-sand beach, two stylised coconut palms with feather-like fronds, and a single thatched cabana. The horizon line is broken by jagged volcanic mountains in dusty rose at sunset. The sky is layered gradients of melon, raspberry, and aubergine. Style is high-saturation gouache with crisp airbrush gradients and clean cel-shaded shadows. At the bottom, a chunky art-deco display headline reads "ESCAPE TO PUERTO HALCYON". Below, in smaller condensed caps: "AURORA AIRWAYS - DAILY FLIGHTS FROM PORT TREMAIN - FIRST CLASS FROM 240". A tiny finned logo monogram sits in the lower right, with the slogan "WINGS THAT REMEMBER YOUR NAME".