:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html,body,#root{margin:0;padding:0;overflow:hidden;min-height:100vh;min-height:100dvh}body{min-width:320px}button{font-family:inherit}.app{position:relative;min-height:100vh;min-height:100dvh}.bg-video{position:fixed;top:0;left:0;width:100%;height:100%;object-fit:cover;z-index:0}.play-btn{position:fixed;bottom:9%;left:50%;transform:translate(-50%);z-index:1;width:clamp(72px,22vw,96px);height:clamp(72px,22vw,96px);min-height:44px;border-radius:50%;border:none;background:transparent;color:#1a1a1a;cursor:pointer;display:flex;align-items:center;justify-content:center;outline:none;-webkit-tap-highlight-color:transparent}.play-btn:active{transform:translate(-50%) scale(.96)}.play-btn-icon{width:clamp(48px,14vw,68px);height:clamp(48px,14vw,68px);object-fit:contain;box-shadow:none;background:#fff;border-radius:50%;padding:clamp(8px,2.2vw,12px);box-sizing:content-box;margin-bottom:clamp(-12px,-1.5vw,-12px)}