create a photorealistic interior design rendering of a custom built in bookshelf installed at the landing of a residential staircase the bookshelf is fitted tightly into a recessed area with walls on both the left and right sides a ceiling above and a light oak hardwood floor below the shelving should read as a true architectural built in extending wall to wall and half wall to ceiling with clean precise construction and realistic proportions show the staircase landing and surrounding architecture so the bookshelf feels integrated into the space rather than freestanding use warm natural daylight realistic shadows subtle ambient lighting accurate wood grain and material textures and high end residential interior photography maintain realistic perspective scale depth and construction details neutral sophisticated interior styling uncluttered and refined with a warm contemporary aesthetic ultra realistic materials natural lighting realistic joinery and architectural visualization quality