A quiet prehistoric campsite at night surrounded by darkness. Several early humans gather around a bright orange campfire while one hunter calmly sharpens a wooden spear. Warm firelight illuminates their faces as glowing predator eyes watch from the distant shadows. Flat 2D hand-drawn cartoon illustration, bold slightly uneven black outlines, minimalist educational cartoon style, flat solid colors only, no gradients, no shading, clean simple background, limited color palette, lots of negative space, 16:9 horizontal composition.
