refined contemporary luxury dining room styling with a sophisticated and balanced composition on the wall above a wooden sideboard with rounded corners and a glossy black overhanging top place a large abstract painting that becomes the main focal point of the wall the artwork should feature expressive brush strokes in deep red burgundy and vibrant golden yellow tones creating a bold yet elegant contrast with the neutral wall on each side of the painting install two minimalist vertical wall sconces in brushed brass the sconces should emit a warm and soft ambient light that gently washes the wall creating a symmetrical and refined gallery like presentation around the artwork on top of the sideboard create a curated decorative composition a sculptural matte ceramic vase in a soft beige tone a slim brushed brass cylindrical decorative object to introduce a metallic accent and a small stack of elegant coffee table books placed horizontally the arrangement should feel balanced minimal and luxurious above the dining table place a refined linear pendant light with a sculptural minimalist design the fixture should consist of a long horizontal bar made of white marble with subtle natural veining suspended by two thin brass rods from the ceiling the pendant should emit a soft warm light that gently illuminates the dining table below enhancing the materials and atmosphere without harsh shadows the overall styling should feel elegant minimal and sophisticated with warm tones natural materials and a curated high end interior design aesthetic