@media print {
  @page {
    margin: 18mm;
  }

  * {
    box-shadow: none !important;
    text-shadow: none !important;
  }

  body {
    color: #111827;
    background: #ffffff !important;
    font-size: 12pt;
    line-height: 1.6;
  }

  .site-header,
  .site-footer,
  .nav-toggle,
  .back-to-top,
  .book-nav,
  .hero-actions,
  .filter-bar,
  .copy-button,
  button {
    display: none !important;
  }

  .book-page,
  .section,
  .page-hero {
    padding: 0 !important;
    background: #ffffff !important;
  }

  .book-content {
    max-width: none;
    margin: 0;
    padding: 0;
    border: 0;
    background: #ffffff;
  }

  .book-content h1,
  .page-hero h1 {
    font-size: 28pt;
    line-height: 1.15;
    page-break-before: always;
    page-break-after: avoid;
  }

  .book-content h2 {
    margin-top: 22pt;
    font-size: 18pt;
    page-break-after: avoid;
  }

  .book-content p,
  .book-content li {
    font-size: 12pt;
  }

  .book-content pre {
    white-space: pre-wrap;
    border: 1px solid #d1d5db;
    background: #f8fafc !important;
    page-break-inside: avoid;
  }

  table {
    width: 100%;
    border-collapse: collapse;
    margin: 18pt 0;
    page-break-inside: avoid;
  }

  th, td {
    padding: 8pt 12pt;
    border: 1px solid #d1d5db;
    text-align: left;
  }

  th {
    background: #f3f4f6 !important;
    font-weight: 700;
  }

  .print-section {
    page-break-before: always;
  }

  .print-section:first-of-type {
    page-break-before: auto;
  }

  a {
    color: #111827;
    text-decoration: none;
  }

  a[href]::after {
    content: "";
  }
}