diagonal pressed indentation thick cardboard under harsh sidelight

navigate by keyword : cardboard indentation pressed diagonal indent thick sidelight effect harsh lighting pattern texture creased surface marks material shadows detail creasing design angle corrugated shadow cast lines shading paperboard sidelighting impact structure highlighted crease strong indented imprints textured bold shadowed

Thick cardboard texture background with a deep, pressed indentation running diagonally across the canvas. Harsh side light emphasizes the relief.