body{font-family:Arial;margin:0;background:#0f172a;color:#e2e8f0}
.center{display:flex;justify-content:center;align-items:center;height:100vh}
.card{background:#111827;padding:20px;border-radius:12px;max-width:600px;width:90%;box-shadow:0 10px 30px #0006}
input,button{width:100%;padding:10px;margin:8px 0;border-radius:10px;border:0}
input{background:#0b1220;color:#e2e8f0;outline:1px solid #334155}
button,.btn{background:#22c55e;color:#052e16;font-weight:bold;cursor:pointer;text-decoration:none;display:inline-block;padding:10px 14px;border-radius:10px}
.hint{color:#94a3b8;font-size:13px}
.top{display:flex;justify-content:space-between;align-items:center;padding:18px}
a{color:#93c5fd}
ul{padding-left:18px}
li{margin:6px 0}