vivid autumn river sunset painting in rhads style 8k resolution

painting autumn river sunset vivid landscapes speedpainting rhads style flowing silhouettes light blue orange crystalline forms geological resolution art nature landscape scenery fine artistic colorful beautiful serene peaceful natural detailed high definition digital artwork impressionistic expressive surreal modern contemporary representation computer science form vibrant painting complex blockchain concept visually translated organic pigments creating riot colors heavy palette knife motions add depth complexity artwork metallic earthy tones blend harmoniously sky highlights capturing fluidity emotions river