极简主义上海线条艺术海报

{"type":"Swiss minimalist travel poster with cinematic city line art","format":"vertical poster, 2:3 aspect ratio","style":"ultra-detailed monochrome architectural ink drawing on warm ivory paper, precise thin black lines, high-density urban sketchbook detail, quiet restrained Swiss graphic design, lots of negative space at top, clean typography, no color except black ink","parameters":{"main headline":"{argument name=\"main headline\" default=\"SHANGHAI\"}","city name Chinese":"{argument name=\"city name Chinese\" default=\"上海\"}","city subtitle":"{argument name=\"city subtitle\" default=\"SHANGHAI, CHINA\"}","main street sign":"{argument name=\"main street sign\" default=\"南京东路\"}","poster city":"{argument name=\"poster city\" default=\"Shanghai\"}"},"layout":{"top":"huge widely spaced sans-serif headline reading {argument name=\"main headline\" default=\"SHANGHAI\"} across the full width; small left text block reads WELCOME / TO / SHANGHAI / 欢迎来到上海 with a short underline; small right text block reads SHANGHAI / CHINA / 上海，中国 with a short underline","centerpiece":"a dramatic one-point-perspective Shanghai boulevard, tram tracks converging toward the horizon, a vintage tram centered in the foreground with destination sign {argument name=\"main street sign\" default=\"南京东路\"} and number 20, overhead trolley wires, pedestrians and cyclists crossing at a zebra crossing","skyline":"Shanghai landmarks rising behind the street: Oriental Pearl Tower on the left-center, Shanghai World Financial Center bottle-opener tower near center, Jin Mao Tower, and Shanghai Tower as a tall rounded skyscraper on the right-center","street_scene":"dense rows of historic commercial buildings on both sides, layered balconies, windows, storefronts, awnings, hanging vertical signboards, streetlights, traffic lights, road signs, many tiny pedestrians, two bicycles prominent in the foreground, cinematic but still and architectural","visible_labeled_elements":{"count":16,"labels":["南京东路 vertical shop sign","泰康食品 / TAIKONG FOOD sign","小杨生煎 / YANG'S DUMPLING sign","茶饮 / TEA SHOP sign on left","南京东路 road direction sign","淮海中路 / HUAIHAI ZHONGLU vertical sign","新天地 / XINTIANDI vertical sign","茶饮 / TEA SHOP sign on right","淮海中路 road direction sign","南京东路 tram destination sign","Shanghai China bottom-left label","上海 large bottom title","SHANGHAI, CHINA bottom subtitle","31.2304° N coordinate","121.4737° E coordinate","WELCOME TO SHANGHAI text block"]},"bottom":"large Chinese characters {argument name=\"city name Chinese\" default=\"上海\"} centered above a thin horizontal rule, with {argument name=\"city subtitle\" default=\"SHANGHAI, CHINA\"} below; bottom-left has a small SHANGHAI / CHINA / 中国·上海 label and underline; bottom-right has coordinates 31.2304° N and 121.4737° E with underline","composition_notes":"symmetrical urban canyon, tram exactly on center axis, landmarks framed by buildings, extremely crisp vector-like penwork, poster margins preserved, no gradients, no painterly shading, no photorealism"}