DUAL SIGNAL : HORNS // HALO

2 adult women, full body, standing side by side, idol duo, low angle shot, dynamic perspective, wide fashion-poster composition, both characters leaning slightly toward the viewer, both reaching one hand forward toward the camera, confident and inviting pose, elegant stage presence, balanced duo composition, highly detailed anime illustration, masterpiece, best quality, left character Burapi-chan: adult woman, long straight black hair, vivid magenta inner hair, glowing pink-magenta eyes, confident alluring smile, devilish elegance, glossy black cyber-goth mini dress, heart-shaped chest cutout, magenta lace-up front, glossy black off-shoulder oversized jacket with vivid magenta inner lining, silver chains, black choker with dark star pendant, glossy black thigh-high high-heeled boots, black garter straps with heart details, black and magenta color theme, seductive but elegant, powerful presence, right character Cyan-chan: adult woman, long soft wavy pale blonde hair with pastel cyan gradient, bright cyan-blue eyes, gentle smile, angelic elegance, white and pale cyan idol dress, fitted bodice with cyan lace-up ribbon, translucent puff sleeves, layered high-low skirt, sparkling cyan inner skirt lining, feather hair ornament, white ribbon heels, thigh garter with cyan jewel drop, white and cyan color theme, luminous, graceful, soft but captivating presence, they are counterpart idols, mirror-like opposites, complementary halves of one concept, Burapi-chan represents devil-faced salvation, Cyan-chan represents angel-faced revolution, both possess hidden angelic and devilish qualities, contrasting darkness and light, black gloss and soft radiance, background: fantasy idol stage, luminous gothic cathedral-like hall mixed with dreamy concert stage atmosphere, glowing stained-glass motifs, sparkling lights, magenta and cyan neon glow, glossy reflective floor, floating feathers, flower petals, soft particles, glitter, dreamy bokeh, subtle star symbols, luxurious and emotional atmosphere, lighting: dramatic cinematic lighting, magenta rim light on the left, cyan rim light on the right, soft glow, sparkling highlights, luminous reflections, glossy shine, high contrast but beautiful color harmony, mood: stylish, glamorous, emotional, magical, elegant, fashionable, iconic key visual, social-media-post worthy, promotional key visual,