Zh Jp Kr En Deep Black Background Es Fondo Negro Profundo Ru Glubokiy Chernyy Fon Ar Khlfy Soda Aamyk Pt Fundo Preto Profundo Fr Fond Noir Profond De Tiefschwarzer Hintergrund Zh Hk Phone Wallpapers

Same drafting mat on a deep black background, with grid and angle lines in light gray. The high contrast creates a cool, professional, and slightly tech-forward atmosphere. Same composition as the light version with intersecting lines forming the visual center.