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

body{
    background:#0f172a;
    color:#fff;
}

header{
    text-align:center;
    padding:50px 20px;
}

header h1{
    font-size:42px;
    margin-bottom:10px;
}

header p{
    color:#cbd5e1;
    font-size:18px;
}

.hero{
    width:90%;
    max-width:700px;
    margin:30px auto;
    display:flex;
    flex-direction:column;
    gap:20px;
}

input,
textarea{
    width:100%;
    padding:15px;
    border:none;
    border-radius:12px;
    background:#1e293b;
    color:#fff;
    font-size:16px;
    outline:none;
}

input::placeholder,
textarea::placeholder{
    color:#94a3b8;
}

button{
    padding:15px;
    background:#2563eb;
    color:#fff;
    font-size:18px;
    border:none;
    border-radius:12px;
    cursor:pointer;
    transition:.3s;
}

button:hover{
    background:#1d4ed8;
    transform:scale(1.03);
}

#result{
    width:90%;
    max-width:700px;
    margin:40px auto;
    background:#1e293b;
    padding:20px;
    border-radius:12px;
}

#result h2{
    margin-bottom:15px;
}

#output{
    color:#cbd5e1;
    line-height:1.6;
}

footer{
    text-align:center;
    padding:25px;
    margin-top:40px;
    color:#94a3b8;
    border-top:1px solid #334155;
}