*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial,Helvetica,sans-serif;
}

body{
    background:#111827;
    display:flex;
    justify-content:center;
    align-items:center;
    min-height:100vh;
    color:white;
}

.container{
    width:100%;
    display:flex;
    justify-content:center;
    padding:30px;
}

.card{
    width:420px;
    background:#1f2937;
    padding:35px;
    border-radius:14px;
    box-shadow:0 20px 50px rgba(0,0,0,.35);
}

h1{
    text-align:center;
    margin-bottom:10px;
}

p{
    text-align:center;
    color:#c9c9c9;
    margin-bottom:25px;
}

input,
textarea{
    width:100%;
    background:#374151;
    color:white;
    border:1px solid #4b5563;
    border-radius:8px;
    padding:14px;
    margin-bottom:15px;
    font-size:15px;
    outline:none;
}

textarea{
    min-height:140px;
    resize:vertical;
}

input:focus,
textarea:focus{
    border-color:#60a5fa;
}

button{
    width:100%;
    padding:14px;
    border:none;
    border-radius:8px;
    background:#2563eb;
    color:white;
    font-size:16px;
    font-weight:bold;
    cursor:pointer;
    transition:.2s;
}

button:hover{
    background:#1d4ed8;
}