Ethereal Cyan Glow in Deep Navy Blue

abstract atmospheric image, soft out-of-focus cyan glow diffused across a deep navy blue background, blurred organic gradient shapes with a bright turquoise center-left highlight fading into dark shadow on the right, subtle vignette, smooth bokeh-like haze, faint film grain texture, low contrast edges, moody cinematic color field, minimal composition, ethereal underwater or night-sky ambience, digital abstract photography style