Minimalist tarot card back design in true card-format proportions. Deep black background with elegant, flowing white line art only. Symmetrical and harmonious mystical patterns fully inspired by horoscope signs and star symbolism. Include subtle constellations, delicate star-dots, flowing arabesques, and clean sacred geometry shapes. Lines must be fluid, sinuous, and hypnotic, creating an ethereal, celestial rhythm. Refined hand-inked minimalist illustration with generous clean negative space. A simple and elegant central sigil related to astrology is optional. Overall look: minimalist, celestial, star-focused, elegant, and magical. See more