@media screen {
  #print-root { display: none; }
}

@media print {
  @page { size: A4 portrait; margin: 12mm; }

  html, body {
    background: #fff !important;
    color: #000 !important;
  }

  .app-header,
  .settings,
  .tabbar,
  .app-main,
  .boot-error {
    display: none !important;
  }

  #print-root {
    display: block !important;
  }

  .print-sheet {
    page-break-after: always;
    break-after: page;
  }

  .print-sheet:last-child {
    page-break-after: auto;
    break-after: auto;
  }

  .print-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10mm;
    border-bottom: 1px solid #333;
    padding-bottom: 3mm;
    margin-bottom: 6mm;
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .print-title { font-size: 15pt; font-weight: 500; }
  .print-meta { font-size: 9pt; color: #444; }

  .pt-grid {
    display: grid;
    grid-template-columns: 10mm repeat(9, 1fr);
    gap: 1mm;
  }

  .pt-cell {
    border: 1px solid #333;
    min-height: 11mm;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11pt;
  }

  .pt-head { background: #F0F0F0 !important; font-weight: 500; font-size: 10pt; }
  .pt-corner { border-color: #333; }
  .pt-blank { background: #fff !important; }

  .print-problems {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 5mm 4mm;
    margin-top: 4mm;
  }

  .print-problem {
    font-size: 15pt;
    break-inside: avoid;
    page-break-inside: avoid;
    white-space: nowrap;
  }

  .print-answers .print-problem { font-size: 12pt; }

  table.pt-decomp {
    width: 100%;
    border-collapse: collapse;
  }
  table.pt-decomp thead { display: table-header-group; }
  table.pt-decomp td { padding: 0 0 2.5mm; }
  .pt-sum-row {
    display: flex;
    gap: 2mm;
    align-items: flex-start;
    break-inside: avoid;
    page-break-inside: avoid;
  }
  .pt-sum-label {
    flex: 0 0 22mm;
    font-size: 10pt;
    font-weight: 700;
  }
  .pt-sum-cells { display: flex; flex-wrap: wrap; gap: 1.2mm 3mm; }
  .pt-sum-cell { font-size: 11pt; white-space: nowrap; }

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