A vertical 9:16 Japanese fantasy visual-novel illustration of a single pink-haired young woman looking back over her shoulder beneath a luminous blue starfield. Delicate, precise anime linework, very large glossy sapphire-blue eyes with dark upper lashes and bright white highlights, a tiny softly shaded nose, a small gently smiling mouth, a tapered chin, and pale ivory skin with subtle warm blush. Her expression is quiet, affectionate, and serene. Render the figure with clean cel-shaded shapes, soft gradients, and long, clearly separated hair strands, against a richly painted, luminous celestial background. Recompose the scene as a close head-to-waist portrait. Place her face in the upper-middle of the tall frame, slightly to the right of center, with her tall hat reaching beyond the top edge. Her torso turns away toward the right while her head turns back toward the viewer in a three-quarter view, revealing the upper back and the rounded contour of the nearer shoulder. The nearer bare arm descends naturally toward the bottom edge; the other arm is partly concealed by the body and hair. Her shoulders and waist occupy the middle and lower-right portions of the composition. Keep space in the upper-left for one large moon, with an open patch of glowing stars separating the moon from her face and hat. Her extremely long, straight hair is warm rose pink across the crown and front locks, shifting through lavender and violet in the shadowed layers, with cool blue reflections along the outer edges. Fine straight bangs fall across the forehead, and long narrow front sections frame her cheeks. A broad mass of hair sweeps from behind her head toward the left, then curves downward along the left half of the portrait, its tapered ends trailing almost to the lower edge. Build a flowing S-shaped silhouette that uses the height of the frame, with broad pink highlights alternating with dark violet channels and a few fine flyaway strands drifting across the starfield. She wears an oversized white ceremonial hat with a straight gold-edged lower band, a bold royal-blue angular panel on its front-right side, fine gold piping, and small round gold studs. Its white surface has faint cool blue shadows. Her sleeveless white-and-pale-blue fantasy dress has broad shoulder straps, soft gathered fabric across the back, narrow gold edging along the upper back and side seams, and a saturated blue sash around the waist. Pale fabric folds and a small white ribbon-like flourish appear beside the lower-right silhouette. A delicate silver chain is visible at the side of her neck. Keep the clothing softly shaded and clearly separated from the pale skin. A single large pale cyan moon floats high in the upper-left, with softly visible craters, misty surface texture, and a diffuse blue halo. Behind it and the figure, countless tiny white, turquoise, and electric-blue stars scatter across cobalt and midnight-blue space. Translucent cyan nebula clouds and long gauzy wisps of light arc around the moon and through the upper background; deeper navy areas behind the right side of her head and shoulder make the pale face and white clothing stand out. Toward the bottom, soft layers of cobalt-blue haze merge with the trailing hair. Cool light from the upper-left outlines the hair and hat, while gentle neutral light keeps the face warm and readable. The overall palette is sapphire, cyan, white, rose pink, and lavender, with restrained gold accents. Dreamlike, tranquil, romantic atmosphere; no lettering, logos, borders, or interface elements.