/* source: print\pythagoras.html style block 1 */
:root{
    --task-gap: 10px;              /* mindre luft mellem opgaver */
    --calc-grid-height: 50mm;      /* 10 tern á 5 mm i højden */
  }
  *{ box-sizing: border-box; }
  body{
    font-family: Arial, sans-serif;
    margin: 20px;
    text-align: center;
    -webkit-print-color-adjust: exact;
            print-color-adjust: exact;
    background:#fff;
  }

  /* kompakt overskrift */
  h1{ font-size: 20px; margin: 0 0 6px 0; }

  .task-container{
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--task-gap);
    max-width: 600px;
    margin: 0 auto;
  }
  .task{
    border: 1.5px solid #c9c9c9;
    border-radius: 8px;
    padding: 12px;
    text-align: left;
    font-size: 18px;
    page-break-inside: avoid;
    background: #fff;
  }

  .problem-top{
    position: relative;
    min-height: 26mm;
    padding-right: 105px;
  }
  .triangle{
    position: absolute;
    top: 4px;
    right: 8px;
    width: 95px;
    height: 95px;
  }
  .triangle-label{ font-size: 9px; fill:#000; }

  /* Ternet felt – 5 mm tern + kraftigere hver 25 mm */
  .calc-grid{
    margin-top: 8px;
    height: var(--calc-grid-height); /* = 50 mm */
    border: 1px solid #bdbdbd;
    border-radius: 6px;
    background:#fff;
    background-image:
      linear-gradient(to right, rgba(0,0,0,0.35) 1px, transparent 1px),
      linear-gradient(to bottom, rgba(0,0,0,0.35) 1px, transparent 1px),
      linear-gradient(to right, rgba(0,0,0,0.60) 1px, transparent 1px),
      linear-gradient(to bottom, rgba(0,0,0,0.60) 1px, transparent 1px);
    background-size:
      5mm 5mm, 5mm 5mm, 25mm 25mm, 25mm 25mm;
    background-position: 0 0, 0 0, 0 0, 0 0;
  }
  /* Fallback hvis mm ikke gengives præcist på skærm */
  @supports not (background-size: 5mm 5mm){
    .calc-grid{
      background-size: 19px 19px, 19px 19px, 95px 95px, 95px 95px;
    }
  }

  .no-print{
    font-size: 16px;
    padding: 8px 16px;
    margin-top: 10px;
    cursor: pointer;
  }

  @page{ size: A4 portrait; margin: 10mm; }
  @media print{
    body{ margin: 0; }
    .no-print{ display: none !important; }
    .task-container{ max-width: none; gap: 8px; }       /* lidt mindre mellemrum i print */
    h1{ font-size: 18px; margin-bottom: 2px; }
    .task{ padding: 8px; }                               /* strammere padding i print */
    .problem-top{ min-height: 24mm; padding-right: 100px; }
    .triangle{ width: 88px; height: 88px; }              /* en anelse mindre i print */
    .calc-grid{ margin-top: 6px; }                       /* tættere på opgaven */
  }