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电动机工作原理3D动画

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用 Three.js 制作的 40 秒电影级 3D 科普动画，讲解特斯拉式永磁交流电机原理：英雄镜头环绕、内部部件逐一高亮、爆炸视图拆解再组装、三相电流与旋转磁场驱动转子、能量流与冷却演示。视频为 Opus 5.5 与 Gemini 4 Argon 同题对比，适合做工程科普、汽车技术讲解短视频。

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You are an expert web designer. Build a stunning, production-ready page with
a bold hero section, smooth CSS transitions and a carefully tuned dark palette.
Use a neutral background, generous rounded corners and one electric accent color.
Structure the layout with a sticky header, feature grid, social proof and a final
call to action. Keep typography tight, spacing consistent and motion subtle.

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