Build a genuinely fun, great-LOOKING racing game in a single self-contained HTML file. The visuals are the point — this should look a clear step above a typical canvas demo.
Make it look fast and polished: a real sense of speed (motion blur, speed lines, or a camera that leans into turns and widens FOV with velocity), dynamic lighting or a strong cohesive art direction, a track with actual curves and a visible racing line, and clean HUD (speedometer, lap counter, lap time). The car must handle well — acceleration, braking, weighted steering with a touch of drift, and solid collision with the track edges. Include a start screen and restart, and at least one full lap.
You MAY load a 3D library like Three.js from a CDN (a <script src> tag is fine) if it helps you hit the graphics bar — or do it in pure canvas if you can make it look great. Art direction matters as much as the code: ship something you'd be proud to put your name on. Return ONLY a single complete self-contained HTML file, no markdown fences, no explanation.
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