Cool-Toned Stairwell Portrait

9:16 vertical, single standalone frame, ultra-realistic Korean-style adult woman portrait photography with a cool, gentle temperament, a minimal modern stairwell, soft cool-white light, low-saturation grey-blue tones, and an authentic phone-photography texture.

【Facial Features】

A beautiful adult East Asian woman aged 23 to 25, with a delicate, small oval face, a soft and smooth jawline, a small, rounded chin, clear cool-white porcelain-like skin, and a faint peach-pink blush on the cheeks.

Bright, clear dark-brown almond eyes with natural double eyelids, delicate lying silkworm (under-eye) contours, long curled lashes, and a softly lifted eyeliner line.

A slender, straight nose bridge, a small nose tip, and soft, full, moist lips in a rose bean-paste color.

Her lips are naturally closed, and her eyes look cool and gentle, directly into the camera, preserving the real subtle skin texture.

【Hairstyle — Core】

Extremely thick, fluffy jet-black hair reaching the waist, with a natural deep dark-brown sheen.

The top of the head is naturally fluffy, with a slightly off-center part; a few thin, loose, messy bangs in a figure-eight shape fall naturally across the forehead.

The long hair forms soft, loose large waves, draping naturally over both shoulders, the chest, and the back.

Some long fine strands naturally sweep across the forehead and cheeks; the hair is full and voluminous, preserving real individual strands and a natural fluffy feel.

【Outfit】

A fog-blue, light grey-blue, fitted long-sleeve knit dress.

Soft, fine stretch fabric with a simple round neckline and long sleeves, fitting the natural body contour, with the waist naturally narrowed.

The fabric has realistic fine texture and slight wrinkles; the overall look is simple and clean, with no prints or complex decoration.

【Pose】

The woman stands on stairs, with her body turned about 60 degrees toward the camera and her upper body naturally upright.

Her waist is slightly turned, forming a natural, soft body curve.

One hand rests naturally on the hip, palm fitted to the side of the waist, elbow bent outward.

The other arm hangs relaxed, hidden on the other side of the body.

Her head turns back gently, chin slightly tucked, both eyes looking directly into the camera, with a calm, gentle expression.

The thick long hair falls naturally along her shoulders and back.

【Background】

A modern minimal indoor stairwell with light grey cement steps and clean cool-white walls.

The stairs extend upward from behind the woman, with the white walls on both sides forming naturally narrowing perspective lines.

The setting is simple: no handrails, cluttered furniture, or other people.

【Lens & Lighting】

9:16 vertical, equivalent to a 35 to 50mm lens, eye-level shot, with the woman centered in the frame, a medium-close composition from the head to near the hips.

Soft cool-white frontal fill light illuminates her face, with clear cool-white skin and soft, natural shadows.

The jet-black long hair has fine deep-brown highlights, and the grey-blue dress keeps a soft, realistic fabric texture.

The staircase in the background is clearly visible, with natural spatial perspective and no excessive blur.

Real photographic exposure, slight natural grain, fine skin texture, no over-smoothing, and no obvious AI-generated look.

【Negative Prompt】

Anime, illustration, 3D rendering, CG fake face, plastic skin, over-smoothing, exaggerated large eyes, overly pointed chin, misaligned facial features, wig, hair sticking together, stiff curls, extra fingers, malformed palms, misplaced arms, abnormally twisted waist, distorted body proportions, clothing clipping through the body, incorrect staircase perspective, strong HDR, excessive sharpening, commercial studio look, obvious AI feel, text, watermarks, logos, collage.

9:16竖版，单幅独立画面，超写实韩系成年女性人像摄影，清冷温柔气质，极简现代楼梯间，冷白色柔和光线，低饱和灰蓝色调，真实手机摄影质感。

【人物面容】

一位23至25岁的美丽成年东亚女性，精致小巧的鹅蛋脸，柔和流畅的下颌线，小巧圆润的下巴，清透冷白瓷肌，淡淡蜜桃粉色腮红。

明亮清澈的深棕色杏仁眼，自然双眼皮，细致卧蚕，纤长卷翘睫毛，柔和微扬的眼线。

纤细挺直的鼻梁，小巧鼻尖，柔软饱满的玫瑰豆沙色水润嘴唇。

双唇自然闭合，眼神清冷温柔，直视镜头，保留真实皮肤微纹理。

【发型——核心】

极其浓密蓬松的乌黑色及腰长发，带有自然深黑茶色光泽。

头顶自然蓬松，偏中分发型，额前几缕轻薄凌乱的八字碎刘海自然垂落。

长发呈现柔和松散的大波浪卷，两侧自然披散在肩膀、胸前和背部。

部分细长发丝自然掠过额头与脸颊，发量丰盈，保留真实独立发丝和自然蓬松感。

【服装】

身穿雾霾蓝色、浅灰蓝色修身长袖针织连衣裙。

柔软细密的弹力面料，简洁圆领，长袖设计，贴合自然身体轮廓，腰部自然收窄。

面料具有真实细腻的纹理和轻微褶皱，整体简约干净，没有印花或复杂装饰。

【人物姿势】

人物站在楼梯台阶上，身体侧向镜头约60度，上半身自然挺直。

腰部略微侧转，形成自然柔和的身体曲线。

一只手自然叉腰，手掌贴合腰侧，手肘向外弯曲。

另一只手臂自然放松，隐藏在身体另一侧。

头部向后轻轻回转，下巴微收，双眼直视镜头，表情安静温柔。

浓密长发沿肩膀和背部自然垂落。

【背景环境】

现代极简室内楼梯间，浅灰色水泥台阶，干净的冷白色墙壁。

楼梯从人物身后向上延伸，两侧白色墙壁形成自然收窄的透视线条。

环境简洁，没有扶手、杂乱家具或其他人物。

【镜头与光影】

9:16竖版，等效35至50mm镜头，平视拍摄，人物位于画面中央，头部至臀部附近的中近景构图。

柔和冷白色正面补光照亮人物脸部，清透冷白肤色，柔和自然阴影。

乌黑长发具有细腻深棕色高光，灰蓝色连衣裙保持柔和真实的布料质感。

背景楼梯清晰可见，空间透视自然，不过度虚化。

真实摄影曝光，轻微自然颗粒，细腻肤质，不过度磨皮，无明显AI生成质感。

【负面提示词】

动漫，插画，3D渲染，CG假脸，塑料皮肤，过度磨皮，夸张大眼，过尖下巴，五官错位，假发，头发黏连，僵硬卷发，多余手指，畸形手掌，手臂错位，腰部异常扭曲，身体比例失真，服装穿模，楼梯透视错误，强HDR，过度锐化，商业影棚质感，明显AI感，文字，水印，LOGO，拼图。