Ergonomic Lounge Chair with Storage and Adjustable Headrest

"A modern ergonomic office lounge chair with integrated storage and an adjustable headrest. Overall bounding box size: $600\text{ mm}$ width, $650\text{ mm}$ depth, $950\text{ mm}$ height.Key Structural Components:Base & Storage: Flat structural chair base with a lower open storage shelf positioned $100\text{ mm}$ above the floor, measuring $500\text{ mm} \times 500\text{ mm} \times 150\text{ mm}$ open cavity.Seat Cushion: A fitted seat cushion on top of the base plate, measuring $550\text{ mm} \times 500\text{ mm} \times 75\text{ mm}$ thick with $15\text{ mm}$ rounded edge fillets.Split Backrest: A two-panel vertical backrest angled backward at a $105^\circ$ incline from the seat plane. The backrest features an ergonomic lumbar curve ($20\text{ mm}$ radius curve) and a central vertical split gap of $40\text{ mm}$ running down the middle.Adjustable Headrest Pillow: An oval pillow cushion ($300\text{ mm} \times 120\text{ mm} \times 60\text{ mm}$) mounted inside the central $40\text{ mm}$ split gap, equipped with a vertical rear slide connector rail to allow height adjustment.Modern, minimal industrial design style with clean geometry, flat planes, and subtle edge fillets ($5\text{ mm}$ radius on shell edges)." (wood)

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