/* Print and PDF styling */

@media print {
  /* Page setup */
  @page {
    size: A4;
    margin: 2.5cm 2cm;
  }

  body {
    font-family: "Georgia", "Times New Roman", serif;
    font-size: 11pt;
    line-height: 1.7;
    color: #000;
    background: #fff;
  }

  /* Title page */
  .title-page {
    page-break-after: always;
    min-height: 85vh;
  }

  .title-page h1 {
    font-size: 3em;
    font-weight: normal;
    letter-spacing: 0.05em;
    margin-bottom: 0.3em;
    page-break-before: avoid;
  }

  .title-page h2 {
    font-size: 1.8em;
    font-weight: normal;
    margin-top: 0;
  }

  .title-page h3 {
    font-size: 1.3em;
    font-weight: normal;
    font-style: italic;
    color: #444;
  }

  .title-page hr {
    margin: 2em auto;
    width: 50%;
    border: none;
    border-top: 1px solid #666;
  }

  .title-page p {
    font-size: 1.1em;
  }

  /* Chapter headings */
  h1 {
    font-family: "Georgia", serif;
    font-size: 2.2em;
    font-weight: normal;
    page-break-before: always;
    page-break-after: avoid;
    margin-top: 0;
    padding-top: 1.5em;
    border-bottom: 1px solid #ccc;
    padding-bottom: 0.3em;
  }

  h2 {
    font-family: "Georgia", serif;
    font-size: 1.5em;
    font-weight: normal;
    page-break-after: avoid;
    margin-top: 2em;
  }

  h3 {
    font-family: "Georgia", serif;
    font-size: 1.2em;
    font-weight: bold;
    page-break-after: avoid;
  }

  /* Paragraphs */
  p {
    text-align: justify;
    orphans: 3;
    widows: 3;
  }

  /* Code blocks */
  pre, code {
    font-family: "Menlo", "Monaco", "Consolas", monospace;
  }

  pre {
    font-size: 9pt;
    line-height: 1.4;
    background: #f8f8f8 !important;
    border: 1px solid #e0e0e0;
    border-radius: 3px;
    padding: 1em;
    page-break-inside: avoid;
    overflow-x: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
  }

  code {
    font-size: 0.9em;
    background: #f5f5f5;
    padding: 0.15em 0.4em;
    border-radius: 2px;
  }

  pre code {
    background: none;
    padding: 0;
  }

  /* Tables */
  table {
    font-size: 10pt;
    border-collapse: collapse;
    page-break-inside: avoid;
    width: 100%;
    margin: 1.5em 0;
  }

  th, td {
    border: 1px solid #ccc;
    padding: 0.6em 0.8em;
    text-align: left;
  }

  th {
    background: #f5f5f5;
    font-weight: bold;
  }

  /* Blockquotes and callouts */
  blockquote {
    border-left: 3px solid #666;
    margin: 1.5em 0;
    margin-left: 0;
    padding: 0.5em 1em;
    background: #fafafa;
    page-break-inside: avoid;
  }

  blockquote p {
    text-align: left;
  }

  /* Links */
  a {
    color: #000;
    text-decoration: none;
    border-bottom: 1px dotted #666;
  }

  /* Hide navigation elements */
  .nav-wrapper,
  .nav-chapters,
  .menu-bar,
  .sidebar,
  #sidebar-toggle,
  #menu-bar,
  .theme-popup,
  .search-popup {
    display: none !important;
  }

  /* Math equations */
  .MathJax {
    font-size: 1em !important;
  }

  /* Prevent page breaks in bad places */
  h1, h2, h3, h4 {
    page-break-after: avoid;
  }

  pre, blockquote, table, figure {
    page-break-inside: avoid;
  }

  /* Lists */
  ul, ol {
    margin: 1em 0;
    padding-left: 2em;
  }

  li {
    margin-bottom: 0.3em;
  }
}

/* Screen styles for title page */
.title-page {
  text-align: center;
}

.title-page h1 {
  font-size: 2.5em;
  margin-bottom: 0.2em;
}

.title-page h2 {
  margin-top: 0;
}

.title-page h3 {
  font-style: italic;
  color: #666;
}