Vintage travel sketchbook watercolor illustration, hand-drawn urban streetscape, loose ink linework + soft watercolor wash, architectural travel journal aesthetic, cinematic street corner composition, European / American city atmosphere, warm aged paper texture, observational sketch style.
整体风格：
* watercolor urban sketch
* ink and wash illustration
* handmade travel journal aesthetic
* architectural plein air sketch
* soft sepia & earthy palette
* textured watercolor paper
* imperfect pen strokes
* fine ink hatching
* vintage postcard feeling
* cinematic daily life atmosphere
* calm morning light
* realistic street perspective
* elegant urban storytelling
* cozy café culture
* soft natural shadows
* sketchbook travel documentary vibe
* subtle weathered textures
* loose expressive line art
* nostalgic city memory aesthetic
画面构图：
* narrow street composition
* corner café / trattoria / coffee shop
* pedestrians casually walking
* outdoor dining tables
* scooters / taxis / bicycles
* climbing ivy and plants
* old architecture details
* street lamps and signs
* cinematic vanishing point
* layered urban depth
* handwritten location notes on top-left
* passport stamp graphic
* mixed typography + illustration layout
* negative space sky wash
* lifestyle slice-of-life scene
光影氛围：
* warm European sunlight
* soft cloudy daylight
* reflective wet pavement
* subtle golden hour glow
* peaceful city morning
* romantic travel atmosphere
* quiet cinematic realism
纸张与材质：
* cold press watercolor paper
* ink bleeding edges
* pigment granulation
* dry brush texture
* vintage sketchbook scan
* coffee stain imperfections
* hand-painted watercolor bloom
可替换内容（核心变量）：
【CITY NAME】
Rome / Paris / Tokyo / Hong Kong / Shanghai / Kyoto / London / Istanbul / Seoul
【LOCATION】
small hidden street / old town alley / riverside café / downtown corner / tram street / market district
【LANDMARK】
cathedral / tower / temple / bridge / skyline / old apartment buildings
【VEHICLE】
vespa scooter / yellow taxi / tram / bicycle / retro car
【SHOP TYPE】
trattoria / bakery / coffee shop / ramen bar / bookstore / flower shop
【TIME】
morning light / rainy afternoon / golden sunset / quiet midnight / spring dawn
【SEASON】
spring / autumn / winter drizzle / summer heat
【MOOD】
nostalgic / romantic / cinematic / lonely / cozy / poetic
【COLOR PALETTE】
warm sepia / muted green / dusty blue / burnt orange / faded cream
【PAPER STYLE】
aged notebook / vintage postcard / travel diary / handmade sketchbook
高级增强关键词：
* James Gurney inspired urban sketch
* travel documentary illustration
* reportage drawing aesthetic
* cinematic watercolor realism
* Moleskine travel journal style
* architectural watercolor rendering
* lived-in city atmosphere
* cozy observational sketch
* premium artbook illustration
* atmospheric environmental storytelling
负面关键词：
* overly digital
* anime style
* 3D render
* glossy texture
* saturated neon colors
* perfect clean vector
* low detail
* blurry perspective
* AI artifacts
