/* ==========================================================================
   OPEN TEXTBOOKS - Print Stylesheet
   Optimized for printing lesson pages and educational content
   ========================================================================== */

@media print {
  /* ==========================================================================
     Reset & Base
     ========================================================================== */
  *,
  *::before,
  *::after {
    background: transparent !important;
    color: #000 !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }

  html {
    font-size: 12pt;
  }

  body {
    font-family: Georgia, 'Times New Roman', serif;
    line-height: 1.5;
    margin: 0;
    padding: 0;
  }

  /* ==========================================================================
     Hide Non-Essential Elements
     ========================================================================== */
  .site-header,
  .header-row-1,
  .header-row-2,
  .nav-primary,
  .nav-grades,
  .site-footer,
  .skip-link,
  .breadcrumb,
  .lesson-navigation,
  .mobile-menu-toggle,
  .btn,
  .search-container,
  .theme-toggle,
  .text-size-controls,
  video,
  audio,
  iframe,
  .no-print {
    display: none !important;
  }

  /* ==========================================================================
     Page Setup
     ========================================================================== */
  @page {
    margin: 2cm;
    size: letter;
  }

  @page :first {
    margin-top: 3cm;
  }

  /* ==========================================================================
     Typography for Print
     ========================================================================== */
  h1 {
    font-size: 24pt;
    margin-bottom: 12pt;
    page-break-after: avoid;
  }

  h2 {
    font-size: 18pt;
    margin-top: 24pt;
    margin-bottom: 12pt;
    page-break-after: avoid;
  }

  h3 {
    font-size: 14pt;
    margin-top: 18pt;
    margin-bottom: 8pt;
    page-break-after: avoid;
  }

  h4, h5, h6 {
    font-size: 12pt;
    margin-top: 12pt;
    margin-bottom: 6pt;
    page-break-after: avoid;
  }

  p {
    orphans: 3;
    widows: 3;
    margin-bottom: 10pt;
  }

  /* ==========================================================================
     Links
     ========================================================================== */
  a {
    text-decoration: underline;
    word-wrap: break-word;
  }

  /* Show URLs after links in main content */
  .lesson-content a[href]::after,
  .static-page a[href]::after {
    content: " (" attr(href) ")";
    font-size: 9pt;
    color: #666 !important;
  }

  /* Don't show URLs for internal/anchor links */
  a[href^="#"]::after,
  a[href^="javascript"]::after {
    content: "";
  }

  /* ==========================================================================
     Content Areas
     ========================================================================== */
  .main-content {
    width: 100%;
    max-width: none;
    padding: 0;
    margin: 0;
  }

  .container {
    width: 100%;
    max-width: none;
    padding: 0;
    margin: 0;
  }

  .lesson-content {
    max-width: none;
  }

  /* ==========================================================================
     Lesson Meta Box
     ========================================================================== */
  .lesson-meta-box {
    border: 1pt solid #ccc;
    padding: 10pt;
    margin-bottom: 15pt;
    page-break-inside: avoid;
  }

  /* ==========================================================================
     Code Blocks
     ========================================================================== */
  pre, code {
    font-family: 'Courier New', Courier, monospace;
    font-size: 10pt;
  }

  pre {
    border: 1pt solid #ccc;
    padding: 10pt;
    white-space: pre-wrap;
    word-wrap: break-word;
    page-break-inside: avoid;
  }

  /* ==========================================================================
     Tables
     ========================================================================== */
  table {
    border-collapse: collapse;
    width: 100%;
  }

  th, td {
    border: 1pt solid #000;
    padding: 6pt;
    text-align: left;
  }

  thead {
    display: table-header-group;
  }

  tr {
    page-break-inside: avoid;
  }

  /* ==========================================================================
     Images
     ========================================================================== */
  img {
    max-width: 100% !important;
    page-break-inside: avoid;
    page-break-after: avoid;
  }

  figure {
    page-break-inside: avoid;
  }

  /* ==========================================================================
     Lists
     ========================================================================== */
  ul, ol {
    margin-left: 18pt;
    margin-bottom: 10pt;
  }

  li {
    margin-bottom: 4pt;
  }

  /* ==========================================================================
     Blockquotes
     ========================================================================== */
  blockquote {
    border-left: 3pt solid #ccc;
    margin-left: 0;
    padding-left: 12pt;
    font-style: italic;
    page-break-inside: avoid;
  }

  /* ==========================================================================
     Notices / Callouts
     ========================================================================== */
  .notice {
    border: 1pt solid #000;
    border-left-width: 3pt;
    padding: 10pt;
    margin: 15pt 0;
    page-break-inside: avoid;
  }

  /* ==========================================================================
     Print Header (visible only in print)
     ========================================================================== */
  .print-header {
    display: block !important;
    text-align: center;
    margin-bottom: 20pt;
    padding-bottom: 10pt;
    border-bottom: 1pt solid #ccc;
  }

  .print-header__title {
    font-size: 10pt;
    color: #666 !important;
  }

  .print-header__url {
    font-size: 8pt;
    color: #999 !important;
  }

  /* ==========================================================================
     Page Breaks
     ========================================================================== */
  .lesson-section {
    page-break-inside: avoid;
  }

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

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

  .no-page-break {
    page-break-inside: avoid;
  }

  /* ==========================================================================
     Footer for Each Page
     ========================================================================== */
  .print-footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    text-align: center;
    font-size: 8pt;
    color: #999 !important;
    border-top: 1pt solid #ccc;
    padding-top: 5pt;
  }
}