*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;
    background:#f3f6fb;
    color:#333;
    padding:20px;
}

/* Card */

.card{
    width:100%;
    max-width:720px;
    margin:30px auto;
    background:#fff;
    border-radius:18px;
    padding:30px;
    box-shadow:0 15px 35px rgba(0,0,0,.08);
}

/* Judul */

h2{
    text-align:center;
    color:#0472af;
    font-size:30px;
    margin-bottom:8px;
}

.subtitle{
    text-align:center;
    color:#777;
    margin-bottom:30px;
    font-size:15px;
}

/* Label */

label{
    display:block;
    margin-bottom:7px;
    font-weight:600;
    color:#444;
}

/* Input */

input,
select{
    width:100%;
    height:48px;
    padding:0 15px;
    margin-bottom:20px;
    border:1px solid #d8dde6;
    border-radius:10px;
    font-size:15px;
    transition:.25s;
    background:#fff;
}

input:focus,
select:focus{
    outline:none;
    border-color:#0472af;
    box-shadow:0 0 0 4px rgba(15,76,129,.12);
}

/* Button */

button{
    width:100%;
    height:50px;
    background:#0472af;
    color:#fff;
    font-size:16px;
    font-weight:bold;
    border:none;
    border-radius:10px;
    cursor:pointer;
    transition:.3s;
}

button:hover{
    background:#0b3b63;
}

/* Result */

.result{
    margin-top:30px;
    border-radius:12px;
    overflow:hidden;
    border:1px solid #e5e5e5;
}

table{
    width:100%;
    border-collapse:collapse;
}

td{
    padding:15px 18px;
    border-bottom:1px solid #eee;
}

tr:last-child td{
    border-bottom:none;
}

/* Harga Putih */
.result tr:nth-child(1){
    background:#f8f9fc;
}

/* Harga Hitam */
.result tr:nth-child(2){
    background:#111827;
    color:#fff;
}

/* Harga Laminated */
.result tr:nth-child(3){
    background:linear-gradient(90deg,#7A5230,#A46C3B);
    color:#fff;
}

.price{
    text-align:right;
    font-size:20px;
    font-weight:bold;
}

/* Badge */

.badge{
    display:inline-block;
    padding:4px 10px;
    border-radius:30px;
    font-size:12px;
    font-weight:bold;
}

.badge-putih{
    background:#f1f1f1;
    color:#333;
}

.badge-hitam{
    background:#111;
    color:#fff;
}

.badge-laminated{
    background:#8B5A2B;
    color:#fff;
}

/* Responsive */

@media (max-width:768px){

    body{
        padding:10px;
    }

    .card{
        padding:18px;
        margin:15px auto;
        border-radius:12px;
    }

    h2{
        font-size:24px;
    }

    .subtitle{
        font-size:14px;
    }

    input,
    select{
        height:50px;
        font-size:16px;
    }

    button{
        height:52px;
        font-size:17px;
    }

    td{
        padding:14px 12px;
        font-size:14px;
    }

    .price{
        font-size:17px;
    }

}

@media (max-width:480px){

    body{
        padding:8px;
    }

    .card{
        padding:15px;
    }

    h2{
        font-size:21px;
    }

    label{
        font-size:14px;
    }

    input,
    select{
        margin-bottom:16px;
    }

    button{
        font-size:16px;
    }

}