Cartoony version of a modern concert stage, same layout and proportions as the reference image, large black stage with an extended runway, dark black and dark gray color palette only, no bright colors, no decorations. Big rectangular main stage, long front runway platform, metal truss structure surrounding the stage on top and sides, black LED screen at the back, simple stairs on the side, minimal details. Cartoon / stylized look, soft edges, slightly exaggerated thickness, clean geometry, low