body{margin:0;font-family:Arial;background:linear-gradient(135deg,#0f172a,#1e3a8a);display:flex;justify-content:center;align-items:center;min-height:100vh;color:#fff}.container{width:90%;max-width:700px;background:rgba(255,255,255,.08);padding:30px;border-radius:20px;box-shadow:0 10px 30px rgba(0,0,0,.4)}h1,p{text-align:center}input{width:100%;padding:15px;border:none;border-radius:12px;font-size:16px}.card{margin-top:12px;background:#fff;color:#111;padding:15px;border-radius:12px;display:flex;justify-content:space-between;align-items:center}button{background:#2563eb;color:#fff;border:none;padding:10px 16px;border-radius:10px;cursor:pointer}