:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}body{margin:0;font-family:sans-serif;background:#f0f2f5;color:#000}.app{max-width:400px;margin:0 auto;padding:2rem;text-align:center}p{color:#000}h1{position:absolute;top:10%;left:50%;transform:translate(-50%);margin-bottom:2rem;color:#000;font-size:2rem;text-align:center}input::placeholder{color:#666}input{display:block;width:100%;padding:1rem;margin-bottom:1rem;font-size:1.2rem;border-radius:8px;border:1px solid #ccc;box-sizing:border-box}.register-button{background-color:#007bff;color:#fff;border:none;padding:1rem;font-size:1.2rem;border-radius:8px;cursor:pointer;width:100%}.register-button:hover{background-color:#0056b3}.smart-button{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background-color:green;color:#fff;font-size:1.5rem;padding:1rem 2rem;border-radius:10px;border:none;cursor:pointer;text-align:center;white-space:nowrap}.smart-button.pressed{background-color:#006400}.error{color:red;margin-top:1rem}.in-function{position:fixed;bottom:30px;left:50%;transform:translate(-50%);background-color:#0af;color:#fff;padding:10px 18px;border-radius:10px;font-size:1rem;box-shadow:0 0 10px #00aaff80;animation:blink 1.2s infinite}@keyframes blink{0%,to{opacity:1}50%{opacity:.5}}