body{
 background:#0f172a;
 color:#fff;
 font-family:Arial,sans-serif;
 display:flex;
 align-items:center;
 justify-content:center;
 height:100vh;
 margin:0;
}
.card{
 background:#111827;
 padding:30px;
 border-radius:16px;
 width:380px;
 border:1px solid #334155;
}
input,button{
 width:100%;
 padding:12px;
 margin-top:12px;
 border-radius:10px;
 border:none;
}
button{
 background:#f97316;
 color:#fff;
 font-weight:bold;
 cursor:pointer;
}
a{color:#f97316;}