body {
    margin: 0;
    background: #e5e5e5;
    font-family: Arial, Helvetica, sans-serif;
}

.page {
    padding: 20px;
}

/* LETTER */
.letter {
    width: 794px;               /* A4 width */
    height: 1123px;             /* A4 height */
    margin: auto;
    background: #fff6ea;
    border: 2px solid red;
    padding: 28px;
    position: relative;
    box-sizing: border-box;

    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
}

/* WATERMARK */
.letter::before {
    content: "";
    position: absolute;
    inset: 0;
    background: url("assets/images/emblem.png") center no-repeat;
    background-size: 540px;
    opacity: 0.09;
    z-index: 0;
}

.letter * {
    position: relative;
    z-index: 1;
}

/* HEADER */
.header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    text-align: center;
}

.logo {
    width: 110px;
}

.header-text h1 {
    margin: 0;
    font-size: 30px;
    color: #1a47b8;
}

.header-text p {
    margin: 2px 0 0;
    font-size: 15px;
}

/* ADDRESS */
.address-box {
    margin-top: 16px;
    border: 1px solid #cfcfcf;
    padding: 14px;
    display: flex;
    justify-content: space-between;
    font-size: 14px;
}

/* TITLE + BARCODE */
.title-barcode-box {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 24px 0 18px;
}

.title-barcode-box h2 {
    font-size: 24px;
    color: #1e6fe3;
}

/* BARCODE */
.barcode-box {
    border: 1px solid #cfcfcf;
    padding: 8px 12px;
}

.barcode {
    width: 140px;
}

/* DETAILS */
.details {
    display: flex;
    justify-content: space-between;
    font-size: 15px;
}

/* TEXT */
.para {
    margin-top: 18px;
    font-size: 15px;
    line-height: 1.55;
}

/* PAYMENT */
.payment-row {
    display: flex;
    justify-content: space-between;
    margin-top: 22px;
    font-size: 15px;
}

.payment-left {
    max-width: 60%;
}

/* STAMP */
.stamp-wrap {
    margin-top: 14px;
}

.stamp {
    width: 95px;
    opacity: 0.9;
}



/* FEE */
.fee {
    margin-top: 18px;
    font-weight: bold;
    font-size: 15px;
}

/* NOTE */
.note {
    margin-top: 18px;
    border-top: 1px solid red;
    padding-top: 12px;
}

.note h3 {
    color: red;
    font-size: 16px;
}

.note ol {
    color: red;
    font-size: 14px;
}

/* DOWNLOAD BUTTON */
.download-wrap {
    text-align: center;
    margin-top: 20px;
}

/* PRINT */
@media print {
    @page {
        size: A4;
        margin: 0;
    }

    body {
        background: #fff;
    }

    .page {
        padding: 0;
    }

    .download-wrap {
        display: none;
    }
}