/* wwwroot/css/print-a4.css */

/* ---------- A4 stránka + okraje ---------- */
@page {
    size: A4 portrait;
    margin: 12mm 12mm 15mm 12mm;
}


.chart-print-img {
    /*display: none;*/
    visibility: hidden;
}


#print-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.85);
    z-index: 99999;
    display: none;
    align-items: center;
    justify-content: center;
}

#print-overlay.active {
    display: flex;
}

.print-overlay-box {
    font-size: 18px;
    color: #333;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

#print-cancel-btn {
    margin-top: 10px;
}

.spinner {
    width: 36px;
    height: 36px;
    border: 4px solid #ccc;
    border-top-color: #258cfb;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ---------- PRINT ---------- */
@media print {

    /* ---------- obecné vypnutí UI ---------- */
    .no-print,
    button,
    .btn,
    nav,
    header,
    footer,
    .nav,
    .nav-tabs,
    .listbox-container,
    #export-toolbar,
    #grid-cancelButton,
    #grid-submitButton,
    #grid-spinnerContainer,
    #grid-stopMessage,
    input[type="checkbox"],
    label,
    .button-wrapper {
        display: none !important;
        margin: 0 !important;
        padding: 0 !important;
        height: 0 !important;
    }

    /* ---------- reset stránky ---------- */
    html,
    body {
        width: 210mm;
        height: auto;
        margin: 0 !important;
        padding: 0 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

        /* skryj vše */
        body * {
            visibility: hidden !important;
        }

    /* povol jen tiskový obsah */
    #print-root,
    #print-root * {
        visibility: visible !important;
    }

    #print-root {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
    }

    /* ============================================================
       HLAVIČKA BLOKU = MÍSTO ZALOMENÍ STRÁNKY
       ============================================================ */

    .chart-html-header {
        display: block !important;
        width: 100% !important;
        /* ⬇️ JEDINÉ MÍSTO, KDE SE LÁME STRÁNKA */
        page-break-before: always;
        break-before: page;
        /* vzhled */
        margin: 0 0 3mm 0 !important;
        padding: 3mm 4mm !important;
        line-height: 1.25 !important;
        vertical-align: top !important;
        /* pojistky proti flexům */
        align-items: flex-start !important;
        justify-content: flex-start !important;
    }

    /* ❗ první hlavička NELÁME */
    #print-root .chart-html-header:first-of-type {
        page-break-before: auto !important;
        break-before: auto !important;
    }

    /* ============================================================
       BLOK GRAF + PROTOKOL (DRŽET POHROMADĚ)
       ============================================================ */

    .chart-page {
        page-break-inside: auto;
        break-inside: auto;
        margin-bottom: 4mm;
    }

    .chart {
        display: none !important;
    }

    .chart-print-img {
        visibility: visible;
        display: block !important;
        width: 100% !important;
        height: auto !important;
        page-break-inside: avoid;
        break-inside: avoid;
        page-break-after: avoid;
        break-after: avoid;
    }

    /* ---------- protokol / popis ---------- */
    .description,
    .print-html-block,
    .analysis-result-block {
        max-height: none !important;
        overflow: visible !important;
        height: auto !important;
        page-break-inside: auto;
        break-inside: auto;
        page-break-before: auto;
        break-before: auto;
        margin: 3mm 0 6mm 0;
        font-size: 10.5pt;
        line-height: 1.35;
        orphans: 3;
        widows: 3;
    }

    .description > *,
    .print-html-block > *,
    .analysis-result-block > * {
        page-break-inside: auto;
        break-inside: auto;
    }

    .analysis-result-block {
        width: 100% !important;
        flex-basis: 100% !important;
        max-width: 100% !important;
    }

    .analysis-protocol-section {
        break-inside: avoid;
        page-break-inside: avoid;
        margin: 0;
        padding: 2.5mm 0 3mm 0;
        border-top: 1px solid #ddd;
    }

    .analysis-protocol-section:first-child {
        padding-top: 0;
        border-top: 0;
    }

    .analysis-protocol-section:last-child {
        padding-bottom: 0;
    }

    .analysis-protocol-section h5 {
        margin: 0 0 1.8mm 0;
        font-size: 9.5pt;
    }

    .analysis-protocol-kv-row {
        display: grid;
        grid-template-columns: 52mm 1fr;
        column-gap: 4mm;
        padding: .5mm 0;
    }

    .analysis-protocol-table-wrap {
        overflow: visible !important;
    }



    /* ---------- obrázky / canvas ---------- */
    canvas,
    svg,
    img {
        max-width: 100% !important;
        height: auto !important;
    }

    /* Kontejner grafů */
    #print-root #grid-charts-container,
    #print-root [id$="-charts-container"] {
        display: flex !important;
        flex-wrap: wrap !important;
        gap: 4mm !important;
    }

    /* Každý wrapper grafu */
    #print-root .chart-wrapper {
        width: calc(50% - 2mm) !important;
        flex: 0 0 calc(50% - 2mm) !important;
        max-width: calc(50% - 2mm) !important;
        page-break-inside: auto !important;
        break-inside: auto !important;
    }

    #print-root #grid-progressPanel,
    #print-root [id$="-progressPanel"] {
        display: none !important;
        visibility: hidden !important;
    }
}