@page {
        size: letter;
        margin: 10mm;
    }

    * {
        box-sizing: border-box;
        font-family: Arial, sans-serif;
        font-size: 10px;
    }

    body {
        background-color: #525659;
        margin: 0;
        padding: 20px;
        display: flex;
        justify-content: center;
    }

    .page {
        background: white;
        width: 210mm;
        min-height: 279mm;
        padding: 12mm;
        box-shadow: 0 0 10px rgba(0,0,0,0.3);
        position: relative;
    }

    /* TABLA PRINCIPAL DEL ENCABEZADO */
    .grid-header {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: -1px;
    }

    .grid-header td {
        border: 1px solid #000;
        padding: 4px;
        text-align: center;
        vertical-align: middle;
    }

    .top-super-header {
        font-size: 8.5px;
        font-weight: bold;
        text-transform: uppercase;
        padding: 3px !important;
        background-color: #ffffff;
        text-align: center;
    }

    .logo-box {
        width: 25%;
        height: 60px;
        position: relative;
    }

    .logo-box img {
        max-width: 100%;
        max-height: 55px;
        object-fit: contain;
    }

    .logo-placeholder {
        border: 1px dashed #999;
        color: #666;
        font-size: 9px;
        padding: 8px;
        background: #fafafa;
    }

    .header-title-main {
        font-size: 10px;
        font-weight: bold;
        line-height: 1.2;
    }

    .header-title-doc {
        font-size: 11px;
        font-weight: bold;
        margin-top: 4px;
        text-transform: uppercase;
    }

    .code-box {
        width: 20%;
        font-weight: bold;
        font-size: 11px;
    }

    /* TABLA DE CAMPOS E INFORMACIÓN GENERAL */
    table.form-grid {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: -1px;
    }

    table.form-grid td {
        border: 1px solid #000;
        padding: 4px 6px;
        vertical-align: middle;
        height: 26px;
    }

    .label-cell {
        font-weight: bold;
        font-size: 9.5px;
        white-space: nowrap;
    }

    input[type="text"], input[type="date"], textarea {
        width: 100%;
        border: none;
        outline: none;
        background: transparent;
        font-family: inherit;
        font-size: 10px;
        padding: 0;
        margin: 0;
    }

    /* TABLA PRINCIPAL DE VERIFICACIÓN / REQUISITOS */
    .req-table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: -1px;
    }

    .req-table th, .req-table td {
        border: 1px solid #000;
        padding: 5px;
        vertical-align: top;
        font-size: 9.5px;
    }

    .req-table th {
        font-weight: bold;
        text-align: center;
        background-color: #f0f0f0;
    }

    .center {
        text-align: center !important;
    }

    /* TAMAÑO DE COLUMNAS DE LA TABLA */
    .col-item {
        width: 6%;
        text-align: center;
    }

    .col-requisitos {
        width: 44%;
    }

    .col-evidencia {
        width: 18%;
        text-align: center;
    }

    .col-observacion {
        width: 32%;
    }

    /* SECCIÓN DE FIRMAS Y ELABORACIÓN */
    .elaboration-table {
        width: 100%;
        border-collapse: collapse;
        margin-top: 15px;
    }

    .elaboration-table td {
        border: 1px solid #000;
        padding: 6px;
        vertical-align: middle;
        font-size: 9.5px;
    }

    /* PIE DE PÁGINA (CÓDIGO DOCUMENTO) */
    .doc-footer-code {
        position: absolute;
        right: 12mm;
        font-weight: bold;
        font-size: 12px;
    }
    

    @media print {
        body {
            background: none;
            padding: 0;
        }
        .page {
            box-shadow: none;
            width: 100%;
            padding: 0;
        }
        input, textarea, select {
            -webkit-print-color-adjust: exact;
            print-color-adjust: exact;
            color-adjust: exact;
        }
    }