City Stroll Postcard

High-end minimalist flat vector travel poster for [CITY_NAME], 3:4 vertical scale.

Top left corner layout:
[CITY_NAME]
[Short and elegant English titles that match the city's atmosphere]

Create a soft, high-end stationery-style city travel poster with a clean, transparent, and premium postcard vibe.

Background rules:
Use a clean white or nearly white background.
Keep most of the layout area in the upper left corner pure white and spacious.
Do not use fuchsia, beige, cream, warm background blends, or paper-like background colors.
Warm tones can only appear in architecture, flowers, clothing, café details, and small items.

City Adaptation:
Automatically adapts the scene to [CITY_NAME].
Use an iconic main landmark as the primary visual anchor in the center or background.
Add local architecture, a small café or roadside shop, a local traffic sign, a slender streetlight, trees, flowerpots, and some delicate city-specific details.
Optional secondary landmarks can appear very small and subtly in the distance, but must never compete with the main landmarks.
Avoid landmark piles or overly dense urban elements.

People:
Only 3–5 people are used.
Showcasing small everyday moments from nature:
The two chatted at a café table,
One person walks quietly,
A man was taking photos,
And optionally, one person is sketching or jogging.
Avoid crowded places.
Avoid having a single main character.

Composition:
Leave plenty of clean white space in the upper left corner.
Place the main landmarks clearly in the middle to the background.
Place a café or local shop on the side.
Keep the scene clean, balanced, spacious, and tidy.
Avoid filling the top area with too many branches, clouds, birds, flowers, or decorative elements.

Style:
Soft stationery illustration aesthetics,
High-end sticker illustrations,
Minimalist flat vector poster,
Clean and delicate contours,
Consistent line thickness,
Only in flat colors,
The rounded shape,
Tiny dotted eyes,
Simple facial features,
Elegant graphic balance.

Color scheme:
Blush and powder,
grayish-pink in color,
Sage is green,
Warm cream color,
Soft beige color,
Soft gray-green.
Use these colors softly only on objects.
Do not use it as an overall background blend.

Atmosphere:
Minimalist, elegant, calm, exquisite, romantic, clean, high-end travel postcards, greeting cards, wall art, book covers, lifestyle brands.

Title rules:
Generate a short English title of 3-7 words.
It should feel elegant, poetic, simple, and full of urban character.
Avoid clichés, exclamation marks, and travel brochure language.

Negative prompts:
No realism. No photographic realism. No watercolor. No painting effect. without gradual change. No shadows. No grain. No pink background. No beige background smudging. No dense background. No crowded streets. No excessive landmark piling. No buildings that are too complex.