# Category-Music Prompt Mapping

Maps nature sound categories to background music prompts.
Music serves as a bed layer — slow tempo, low volume, simple melody, mood-matched.

## Indoor

### rain
```
soft gentle piano, lo-fi ambient, cozy rainy day, warm intimate atmosphere, very slow tempo, minimal, dreamy, reverb
```

### thunder
```
dark ambient pads, deep cello drone, cinematic tension, low rumbling bass, very slow, atmospheric, mysterious
```

### fireplace
```
warm acoustic guitar fingerpicking, soft cello, cozy winter evening, intimate, gentle, slow tempo, folk-inspired
```

### cafe
```
jazz piano trio, brushed drums, walking bass, warm, conversational tempo, bossa nova influence, relaxed
```

### clock
```
minimal piano, music box melody, gentle arpeggios, clockwork rhythm, delicate, whimsical, soft
```

### keyboard
```
lo-fi hip hop beats, soft piano chords, vinyl crackle texture, chill, study music, mellow, steady groove
```

### vinyl
```
vintage jazz, warm analog synth, retro lounge, soft saxophone, nostalgic, old-fashioned, gentle swing
```

## Nature

### ocean
```
ambient pad synths, gentle harp arpeggios, slow ethereal, spacious, meditative, new age, flowing
```

### river
```
acoustic guitar harmonics, soft marimba, gentle flute, nature-inspired, flowing tempo, peaceful, transparent
```

### forest
```
soft flute melody, gentle strings, peaceful morning, ambient, minimal, slow, nature-inspired, woodland
```

### bird
```
light acoustic guitar, gentle glockenspiel, pastoral, morning dew, airy, bright, delicate, hopeful
```

### cricket
```
warm ambient pads, soft guitar, summer night, lazy tempo, dreamy, nostalgic, gentle hum, twilight
```

### wind
```
ambient drone, soft piano chords, ethereal pads, spacious, contemplative, very slow, vast, solitary
```

### snow
```
celesta, soft strings, music box, winter silence, crystalline, delicate, cold beauty, sparse, Nordic
```

## Urban / Transport

### train
```
soft rhythmic guitar, gentle percussion matching train rhythm, journey, nostalgic, folk, storytelling, wanderlust
```

### city
```
smooth jazz, muted trumpet, urban night, sophisticated, laid-back groove, city lights, cool
```

### subway
```
electronic ambient, soft synth bass, underground pulse, minimal techno influence, muted, urban, hypnotic
```

## Special

### whitenoise
```
deep ambient drone, very slow evolving pad, binaural texture, meditative, theta waves, healing, minimal
```

### underwater
```
deep sub bass, reverse reverb piano, aquatic textures, slow motion, otherworldly, blue, submerged, echoing
```

### space
```
cosmic ambient, deep space synth pads, sci-fi atmosphere, vast emptiness, stars, ethereal choir, timeless, infinite
```