magic mandala. beautiful abstract fractal of luminous lines on a dark blue background. mysterious relaxation pattern.

abstract abstraction background beautiful blue brilliant circle circular color colorful composition creative curl curve dark depth design esoteric fantastic fantasy for fractal geometric geometry glow glowing gold graphic harmonious illustration light lines luminous made magic magical mandala meditation mysterious mystic ornament pattern picture picturesque relaxation sacred sign space spiritual spirituality symbol symmetrical symmetry universal vector wallpaper