:root{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#17243a;background:#f4f7fb;color-scheme:light}*{box-sizing:border-box}body{margin:0;min-height:100dvh;display:grid;place-items:center;padding:24px}main{width:100%;max-width:420px;background:white;border:1px solid #e9eef5;border-radius:24px;padding:32px;box-shadow:0 12px 40px #203b6210}.symbol{color:#2467d8;font-size:32px}h1{font-size:26px;margin:16px 0 12px}p{color:#65748a;line-height:1.6;font-size:14px}form{margin-top:28px}label{display:block;font-weight:600;font-size:14px;margin-bottom:10px}.input-row{display:flex;border:1px solid #cdd7e5;border-radius:12px;overflow:hidden}.input-row:focus-within{outline:2px solid #3779e5;outline-offset:2px}input{width:0;flex:1;border:0;padding:14px;font-size:16px;min-height:48px;outline:none}button{font:inherit;cursor:pointer;min-height:48px;border:0}.input-row button{background:#f4f7fb;color:#275fb5;padding:0 14px}.enter{width:100%;border-radius:12px;background:#286bdc;color:white;font-weight:600}button:disabled{opacity:.65;cursor:wait}#message{min-height:24px;overflow-wrap:anywhere}@media(max-width:480px){body{padding:18px}main{padding:26px 22px}}