body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f4f4f4;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.button-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    padding: 20px;
}

.button {
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 12px;
    padding: 20px;
    width: 120px;
    text-align: center;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.button:hover {
    background-color: #2980b9;
}

.button i {
    font-size: 24px;
    margin-bottom: 10px;
}
.page-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    padding: 30px;
    max-width: 1000px;
    margin: auto;
}

.form-column {
    flex: 1 1 300px;
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

form {
    display: flex;
    flex-direction: column;
}

form label {
    margin-top: 10px;
    font-weight: bold;
}

form input {
    padding: 10px;
    margin-top: 5px;
    border: 1px solid #ccc;
    border-radius: 8px;
}

form button {
    margin-top: 20px;
    padding: 10px;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}

form button:hover {
    background-color: #2980b9;
}

.button-css:hover {
    background-color: #2980b9;
}
.button-css {
    margin-top: 20px;
    padding: 10px;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}
.result {
    margin-top: 20px;
    padding: 15px;
    background-color: #dff0d8;
    color: #3c763d;
    border-radius: 8px;
}
.index-header {
    text-align: center;
    margin-top: 30px;
    margin-bottom: 20px;
}

.index-header h1 {
    font-size: 32px;
    color: #2c3e50;
}

.page-header {
    text-align: center;
    margin-top: 30px;
    margin-bottom: 20px;
	float:left;
	width:100%;
}

.page-header h1 {
    font-size: 32px;
    color: #2c3e50;
}

.horizontal-fields {
	display: flex;
    justify-content: space-between;
    gap: 20px;
    /*margin-bottom: 20px;*/
}

.hori-fields {
	display: none;
    justify-content: space-between;
    gap: 20px;
    /*margin-bottom: 20px;*/
}

.form-group {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.form-group label {
    margin-bottom: 5px;
    font-weight: bold;
    text-align: left;
}

.form-group input {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 6px;
}
.form-group select {
    width: 100%;
    padding: 12px 40px 12px 15px; /* ruang kiri dan kanan buat arrow */
    border: 2px solid #4a90e2;
    border-radius: 8px;
    background-color: #f0f8ff;
    font-size: 1rem;
    color: #333;
    appearance: none; /* hilangkan default arrow */
    cursor: pointer;
    position: relative;
    transition: border-color 0.3s ease, background-color 0.3s ease;
}

/* Custom arrow dengan background image */
.form-group select {
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg width='12' height='7' viewBox='0 0 12 7' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%234a90e2' stroke-width='2'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 12px 7px;
}

/* Hover & Focus effect */
.form-group select:hover,
.form-group select:focus {
    border-color: #1c5db6;
    background-color: #e6f0ff;
    outline: none;
}
/* Kontainer dua kolom */
.page-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
    padding: 20px;
}

/* Kolom form */
.form-column {
    flex: 1;
	max-width:50%;
}

/* Kolom informasi */
.info-column {
    flex: 1;
	/*padding: 20px;
    background-color: #f4f4f4;
    border-radius: 8px;*/
	max-width:45%;
}

.info-column1 {
    background-color: #f4f4f4;
	padding: 20px;
    border-radius: 12px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
/* Khusus untuk baris jenis kertas, tipe, mata, dan harga */
.kertas-fields .form-group {
    flex: 1;
    min-width: 100px;
}

/* Khusus jumlah mata: lebih sempit */
.kertas-fields .form-group.jumlah-mata {
    flex: 0 0 80px; /* fixed width */
}

/* Khusus untuk baris pajang, lebar, tinggi */
.ukuran-fields .form-group {
    flex: 1;
    min-width: 100px;
}
/* Maksimal 2 digit untuk jumlah mata */
#jumlah_mata {
    width: 70%;
    max-width: 70%;
    padding: 10px;
}
.content-wrapper {
    display: flex;
    flex-wrap: wrap;
}
table {
  table-layout: fixed; /* HINDARI jika ingin lebar menyesuaikan isi */
}

/* Chrome, Safari, Edge, Opera */
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Firefox */
input[type=number] {
  -moz-appearance: textfield;
}

/* Responsive: stack ke bawah di layar kecil */
@media (max-width: 768px) {
    .page-container {
        flex-direction: column;
    }
	.form-column {
        
    }

    .info-column {
        width: 60%;
    }
}
@media (max-width: 600px) {
    .button {
        width: 100px;
        padding: 15px;
        font-size: 14px;
    }

    .button i {
        font-size: 20px;
    }
	.horizontal-fields {
        flex-direction: column;
        gap: 15px;
    }
}