Illustration de mariage anime douce à partir d'une photo

```json
{
 "generation_request": {
 "meta_data": {
 "task_type": "photo_to_soft_anime_couple_illustration",
 "language": "fr",
 "priority": "highest",
 "version": "v1.0_SOFT_ANIME_WEDDINGLIKE_COUPLE_RED_SATIN"
 },
 "input": {
 "mode": "image_to_image",
 "reference_image_usage": "high",
 "preserve_identity": true,
 "preserve_facial_features": true,
 "notes": "Convertir la photo de couple téléchargée en un style d'illustration/anime doux, similaire aux traits du visage simplifiés de la référence. Garder le couple reconnaissable. La femme porte une robe en satin rouge et tient des roses rouges. L'homme porte une chemise blanche. Arrière-plan minimal, aspect d'affiche élégante."
 },
 "output": {
 "aspect_ratio": "4:5",
 "resolution": "ultra_high",
 "num_images": 2,
 "sharpness": "clean_illustration",
 "grain": "none"
 },
 "style": {
 "render_type": "soft_anime_illustration",
 "linework": "clean_thin_lines",
 "shading": "smooth_pastel_shading",
 "texture": "slight_paper_smooth",
 "palette": "warm_neutrals + vivid_red_accents"
 },
 "scene": {
 "background": "simple two-tone or muted solid color background (sage/gray-beige), minimal and modern",
 "composition": "3/4 body couple portrait, close pose, gentle smiles",
 "pose": "woman slightly in front, man beside/behind, woman holds bouquet centered"
 },
 "wardrobe": {
 "woman": "{argument name=\"woman's dress\" default=\"red satin dress\"}, illustrated satin sheen with soft highlights",
 "man": "white button-up shirt, minimal folds"
 },
 "props": {
 "bouquet": "{argument name=\"bouquet type\" default=\"red roses bouquet\"}, stylized petals but clearly roses"
 },
 "quality_rules": {
 "must": [
 "anime/illustration look (not photoreal)",
 "couple identity recognizable from reference photo",
 "red satin dress + red roses clearly visible",
 "clean hands and faces, no extra fingers",
 "no text/watermark"
 ]
 },
 "negative_prompt": [
 "photorealistic",
 "hyper-detailed pores",
 "3d render",
 "heavy comic ink",
 "messy sketch",
 "blurry",
 "extra fingers",
 "deformed hands",
 "text, watermark, logo"
 ]
 }
}
```