Ultra-photorealistic portrait of a stunning 1960s pin-up grid girl, wearing a retro polka-dot bikini and high-waisted shorts, holding a checkered flag. Vintage race car in the background, soft bokeh lights. Hyper-detailed skin, glossy lips, playful wink, wind-blown voluminous hair. Warm golden-hour lighting, Kodachrome film grain, 8K resolution, cinematic depth, Leica 50mm f/1.2 lens. Extremely lifelike, vibrant colors, nostalgic yet dynamic