Technical engineering diagram. Services coordination drawing. Blueprint style. Pure white linework and symbols on pure black background. No colour. No fills. No photorealism. Style: white lines and engineering symbols on black. Schematic diagram aesthetic, services coordination diagram. Clean, precise, technical. Subject: commercial kitchen services diagram showing point-of-connection positions. Equipment shown as simple white rectangle outlines in plan. From each equipment item, service lines extend: electrical shown as dashed lines with bolt symbol, gas shown as lines with flame symbol, water supply as lines with droplet symbol, drainage as lines with arrow indicating flow direction. Symbol library: all symbols as simple white line icons, recognisable engineering convention. Legend block in bottom corner showing symbol key. Line types: solid white for equipment outlines, dashed for electrical, dotted for drainage, single line with crosses for gas. Grid: fine grid overlay at low opacity, reference grid visible but not dominant. Background: pure black. Lines: pure white. Symbols: white. No colour coding. No grey. Technical engineering schematic.