warm resonant marimba melody, evolving melodic progression, sustained warm cello accompaniment, gentle deep soft percussion pulse, evolving chord changes, non-repetitive arrangement, crystal clear neutral production, purely instrumental, no, no, no, slow tempo, relaxed pace, warm and serene, gentle comfort, neutral warm recording, spacious and clear, narration-friendly, consistent steady energy throughout, no dramatic builds or drops, even and predictable dynamics from start to finish, smooth loopable background music feel, tension and atmosphere established immediately from first second, no silent build-up, emotionally neutral but rich texture, slow evolving layers, cinematic depth, no sudden peaks, high fidelity, clean production, no distortion
detailed technical illustration of bacterial flagella, intricate and microscopic, with vibrant jewel tones of emerald and sapphire forming abstract color blocking
