render a photorealistic luxury spa and pool atrium interior viewed from a ground level perspective the space features a tall double height volume with floor to ceiling glazing on the left side overlooking a city skyline and waterfront a long rectangular indoor pool sits flush with large format light limestone flooring the pool water should appear deep reflective and gently rippled with realistic light refraction and soft caustics along the left side of the pool position a row of modern white chaise lounge chairs with slim frames evenly spaced beneath a wood slat pergola detail integrated into the architecture low linear planters with lush green hedging separate the seating from the glazing the architecture is minimal and contemporary walls and columns smooth off white limestone or honed travertine with subtle natural texture flooring large format light beige limestone tile with soft grout lines ceiling clean white planes with recessed architectural detailing and soft indirect lighting vertical fins or pilasters along the right wall create rhythm and depth at the far end of the space a warm wood feature wall displays elegant spa branding signage above a linear built in fireplace with realistic orange flame and glowing embers on the right side a reception lounge zone includes a light wood reception desk with clean modern detailing a woven textured lounge chair in warm natural tones built in cabinetry and minimal decor rectangular green wall planters integrated into architectural recesses lighting soft daylight flooding through the glazing late afternoon ambiance natural shadows with gentle gradients subtle reflections on the limestone floor and pool water warm accent glow from the fireplace and soft interior ambient lighting to balance the cool daylight mood serene refined high end hospitality spa calm airy and luxurious emphasize realistic materials accurate scale depth and atmospheric lighting ultra high resolution physically accurate rendering 4k quality global illumination ray traced reflections