Dark Fantasy Indoor Portrait, Woman Back Tattoo AI Image Prompt

High-quality indoor portrait photography, a woman facing away from the camera at the center, calm posture, elegant lines of shoulders, neck and back, warm golden side-backlight precisely outlining head, hair edges and back highlights, wearing a backless dress, delicate back skin, abstract mystical symbol tattoo on upper back, tattoo pattern in purple-red, dark red, black-purple stream-of-consciousness hand-drawn lines, including sun ring, star dots, phoenix symbol, broken arcs, sharp edges and varying thickness, lines partially creating visual tension piercing the frame, lower curves softly descending, overall combination of magic sigil and Eastern Zen symbols, fine grain brushstroke, dark fantasy vibe, indoor dark background in cool gray-blue, strong chiaroscuro, warm light areas colliding with cool shadows, mysterious and languid atmosphere, realistic photography, shallow depth of field, cinematic lighting, high-end realistic texture, 9:16