nature soundscape, field recordings, no musical instruments, only natural sounds: bird calls (nightingale, lark, seagull, eagle), animal voices (wolf howl, whale song, dolphin clicks, horse whinny), wind, water (waves, streams, rain), thunder, rustling leaves, organic rhythms, evolving textures, meditative, spacious, cinematic, immersive, no synths, no drums, no piano, no strings, pure nature