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HIGH-GRANULARITY INVENTORY
- Subject(s): One young adult blonde female singer performing outdoors. She has long loose hair, natural makeup, and a focused singing expression with mouth slightly open.
- Clothing & materials: Black thin-strap fitted top/dress with smooth fabric.
- Props/objects: Acoustic guitar in foreground (natural wood body, visible strings and fretboard), silver/black microphone on stand at left. White bold uppercase on-screen text near lower-left/center: “WORDS”.
- Environment: Outdoor setting with green blurred background, likely park/garden area in daylight.
- Composition: Vertical 9:16 medium close-up from upper torso to top of head plus guitar section. Subject centered-right, mic at left, guitar crossing lower frame.
- Lighting: Warm natural sunlight with gentle highlights on hair and skin, soft shadow modeling, bright and clean daytime tone.
- Color palette: Blonde hair and warm skin, black outfit, brown wood guitar, green background blur, white subtitle text.
- Image style: Photoreal acoustic-performance social clip still with lyric/title overlay.

MASTER PROMPT
[Subject] A blonde female vocalist singing outdoors while holding an acoustic guitar, expressive focused look, casual live-session mood.
[Environment] Natural green outdoor background softly blurred, daytime light, intimate unplugged performance setting.
[Composition/Camera] Vertical 9:16 medium close framing, microphone on left, singer centered-right, guitar neck and body visible in lower frame, text overlay near lower-left.
[Lighting] Warm natural daylight with soft highlights and gentle contrast, realistic skin and hair glow.
[Style/Rendering] Photoreal acoustic performance portrait, clean social-media sharpness, natural color grading.
[Detail constraints] single performer only; keep black thin-strap outfit; keep acoustic guitar and mic stand; include white bold text “WORDS” near lower frame; preserve outdoor greenery blur; no extra people.

NEGATIVE PROMPT
crowded audience, band members, indoor stage, dark nightclub lights, electric guitar, wrong text wording, script subtitle fonts, watermark logos, blurry face, exaggerated color filters, cartoon style, painterly rendering, deformed fingers, low-res artifacts.

SUGGESTED PARAMETERS
- Aspect ratio: 9:16
- Lens/focal length: 50-85mm portrait range
- Depth of field: shallow-moderate
- Steps: 30-40
- CFG/guidance: 6.5-8
- Sampler: DPM++ 2M Karras
- Style strength: 0.3-0.45
- Seed suggestion: 742519

DELTA PROMPT STRATEGY (TOP 10 DRIFT FIXES)
1) If environment turns indoor: “outdoor acoustic session with green blurred background”.
2) If instrument drifts: “natural wood acoustic guitar with visible fretboard and strings”.
3) If mic disappears: “silver dynamic microphone on stand at left side”.
4) If outfit changes: “black thin-strap fitted top/dress”.
5) If text missing: “add bold white uppercase word ‘WORDS’ near lower-left center”.
6) If expression flattens: “focused mid-song expression with slightly open mouth”.
7) If lighting cools: “warm daylight highlights on hair and skin”.
8) If extra subjects appear: “single singer only, no band or crowd”.
9) If composition shifts: “vertical medium close-up with guitar across lower frame”.
10) If style looks synthetic: “photoreal unplugged music portrait, natural texture detail”.