Blue Ink Bridge Line Art Poster AI Image Prompt

Vertical infrastructure travel poster / technical line-art illustration. Style: cream paper background with monochrome blue ink, precise architectural drafting, fine hatching, blueprint-like contour lines, minimal vintage poster design, clean margins and thin border. Format: 2:3 vertical poster, color palette off-white paper and deep muted blue only. Headline: text "{argument name="headline text" default="INFRASTRUCTURE"}" at top, very large widely spaced uppercase sans-serif letters. Subheadings (3 items): 1. "连接 · 流动 · 未来 CONNECTING · FLOWING · FUTURE" under headline, left; 2. "中国 CHINA" upper left; 3. "交通设施之美 / THE BEAUTY OF TRANSPORTATION" upper right beside a tiny bridge icon. Main scene: location "{argument name="location" default="China coastal bay"}", subject sweeping elevated cross-sea highway bridge interchange over water. Composition: high viewpoint looking down at multiple curving bridge ramps in the foreground, a long bridge extending across the sea to distant islands and mountains, wide open sky with small birds. Details: many slender bridge columns reflected in calm water, guardrails, street lamps, lane markings, small boats, distant ships, islands, shoreline mountains, trees and bushes in the lower foreground. Vehicles: cars, sedans, vans, and one bus traveling on the elevated roads. Road signage (5 items): 1. large overhead blue directional sign divided into 3 panels at lower center, labels: "海滨路 / Haibin Rd. / 2 km", "跨海大桥 / Cross-Sea Bridge / 500 m", "机场 / Airport / 1 km"; 2. electronic message board right of overhead sign, label: "安全出行 / 平安回家"; 3. round speed limit sign lower right, label: "80"; 4. round lane or turn instruction sign below speed limit sign, label: curved arrow symbol; 5. small rectangular regional-road warning sign at bottom of sign stack, label: "区间测速 / 前方1km". Human element: one tiny cyclist riding on a separated pedestrian or bicycle path in the lower left foreground. Footer text: "交通连接城市 / 通达美好生活 / CONNECTING CITIES / ENRICHING LIFE" at bottom left. Rendering instructions: Use no photorealistic color; keep everything as delicate blue pen-and-ink drafting on warm paper. Emphasize infrastructure scale, elegant bridge curves, precise perspective, and poster typography. Preserve the visible Chinese and English text exactly as specified where possible.