: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}.card{padding:2em}#app{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}body{margin:0;background:#fff;font-family:system-ui,sans-serif}.layout{max-width:600px;margin:40px auto;padding:0 20px}.header h1{margin:0;font-size:32px;font-weight:700;letter-spacing:1px}.header p{margin-top:4px;color:#555}.section{margin-top:40px}.form input,.form textarea{width:100%;padding:14px;margin-bottom:12px;border:1px solid #ccc;border-radius:8px}button{background:#000;color:#fff;padding:14px 24px;border-radius:8px;border:none;cursor:pointer}.success{color:green;margin-top:10px}.error{color:red;margin-top:10px}