silhouette of buddha in lotus position against blue glow. buddhist meditation icon. concept of inner peace, spiritual

buddha silhouette meditation zen buddhism glow buddhist lotus practice religious halo spiritual art serene contemplation purnima enlightenment meditative tranquil background aura figure calm mystic harmony wisdom radiance symbol divine balance worship religion culture traditional vesak karma praying relax peace monk ancient faith theravada backdrop digital illustration wallpaper concept blue ai generated