霓彩植物图谱风格上海早安设计海报

Generate a design poster with the temperament of a botanical atlas based on the specific theme content: the screen uses a large area of pure dark background to form a quiet information field, the main body grows a group of slender vector stem lines, leaves, corollas and stamens from the bottom or near the central axis, the lines are like precision hand-drawn yet maintain digital cleanliness, branches intertwine but are not crowded, flowers and leaves are composed of irregular flat color blocks, transparent overlapping colors and clear boundaries, local parts are misaligned and spliced like paper-cutting, forming a light, jumping, visual rhythm with a sense of fluorescence. The title text uses an extremely thin, slender, and ample white space font, occupying the upper visual weight, edge information adopts narrow and long vertical layout, forming a reading path with the central plant; if annotation is needed, use thin white lines from flower and leaf nodes to lead to circular annotation boxes, and put extremely short words in the annotation boxes, making information embedded in the screen like botanical specimen labels. Colors are extracted from the theme's own material, season, emotion and cultural signals, the dark background undertakes structure and a sense of calm, text and connection lines use high-brightness clean line colors, the main body color blocks use small to medium areas of high-saturation theme colors, a small amount of bright emphasis colors fall on petal tips, stamens and key nodes, maintaining a bright and light, clean and transparent, cold and warm mutually pulling emotion; all color boundaries are clear, brightness levels are distinct, avoiding gray and turbid, vintage old and dirty color coverage. The overall completion should be like an experimental gardening magazine cover, graphics are flourishing but the order is clear, text, annotations and plant line drawings together constitute a readable neon growth system.

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Theme: Shanghai, Good morning, everything goes well!
Size requirement: Horizontal 16:9

围绕具体主题内容生成一张具有植物图谱气质的设计海报：画面以大面积纯净深色背景形成安静信息场，主体从下方或中轴附近生长出一组纤细的矢量茎线、叶片、花冠和花蕊，线条像精密手绘又保持数字化清洁，枝条交错但不拥挤，花叶由不规则的平涂色块、透明叠色和清晰边界组成，局部像剪纸般错位拼接，形成轻盈、跳跃、带荧光感的视觉节奏。标题文字使用极细、修长、留白充足的字体，占据上方视觉权重，边缘信息采用窄长竖排排版，与中央植物形成阅读路径；若需要标注，用细白线从花叶节点牵引到圆形注释框，注释框内放极简短词，使信息像植物学标本标签一样嵌入画面。色彩从主题自身的材质、季节、情绪和文化信号中提取，深色背景承担结构和沉静感，文字与连接线使用高明度洁净线色，主体色块使用中小面积的高饱和主题色，少量明亮强调色落在花瓣尖端、花蕊和关键节点，保持明亮轻快、干净通透、冷暖互相牵引的情绪；所有颜色边界清楚、明度层次鲜明，避免灰浊、复古做旧和脏色覆盖。整体完成度应像实验性园艺刊物封面，图形繁盛但秩序清晰，文字、标注和植物线描共同构成一个可阅读的霓彩生长系统。


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主题：上海，早安，一切顺意！
尺寸要求：横版 16:9