body{margin:0;font-family:Arial,sans-serif;background:#f7fbfb}.container{display:flex;justify-content:center;align-items:center;height:100vh}.card{background:#fff;padding:40px;width:400px;border-radius:12px;box-shadow:0 10px 25px #0000001a;text-align:center}h1{color:#3ba4a3}h2{color:#1e9695}input{width:80%;padding:12px;margin-bottom:15px;border-radius:8px;border:1px solid #ccc}button{width:100%;padding:12px;border-radius:8px;border:none;background:#3ba4a3;color:#fff;cursor:pointer}button:hover{background:#1e9695}.success{color:#1e9695;font-weight:700}.error{color:#e74c3c;font-weight:700}.logo{width:80px;margin-bottom:5px;display:block;margin-left:auto;margin-right:auto}