transform this bedroom into a high end japandi style interior important do not change the layout proportions or camera perspective do not move or modify the bed flooring or window keep the anthracite window frame exactly as is keep the existing wooden floor exactly as is keep the bed in the same position and size style japandi minimalist warm calm natural clean uncluttered balanced composition soft natural color palette beige warm white sand muted green accents materials matte finishes only no gloss light oak and natural wood tones linen cotton and textured fabrics subtle natural wall finishes microcement or fine plaster look wall design replace the green slatted wall with a refined japandi feature wall vertical wooden slats in light oak or textured mineral wall keep it elegant and minimal furniture details integrate a low floating sideboard in light wood or soft beige replace nightstands with simple japandi elements floating or minimal wood stools add subtle decor only ceramic vases books branches no clutter lighting warm indirect lighting hidden led where appropriate soft ambient light minimalist pendant lamps in black or natural materials atmosphere calm warm harmonious slightly photorealistic soft shadows add subtle decoration but keep minimal rendering photorealistic natural lighting soft contrast no over stylization