/* A4 portrait print stylesheet. Safe to link with media="print" or to @import.
   White page, black text, Literata 10.5pt body, Nunito Sans headings, bordered boxes, no shadows. */

@page {
  size: A4 portrait;
  margin: 18mm 16mm;
}

@media print {
  :root {
    color-scheme: light;
    --bg: #ffffff;
    --surface: #ffffff;
    --subtle: #f3f3f0;
    --fg: #000000;
    --muted: #333333;
    --border: #999999;
    --accent: #000000;
    --warn: #000000;
    --shadow-card: none;
    --shadow-lift: none;
    --shadow-float: none;
  }

  html,
  body {
    background: #ffffff;
    color: #000000;
  }

  .prose,
  body.prose {
    font-size: 10.5pt;
    line-height: 1.45;
  }

  * {
    box-shadow: none !important;
  }

  .sidebar,
  .topbar,
  .chapter-nav,
  .drawer-backdrop,
  .no-print {
    display: none !important;
  }

  .layout,
  .main,
  .content {
    display: block !important;
    margin: 0 !important;
    padding: 0 !important;
    max-width: none !important;
    width: auto !important;
  }

  .prose h1,
  .prose h2,
  .prose h3,
  .prose h4 { break-after: avoid; }

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

  table,
  figure,
  .callout,
  .table-wrap,
  pre,
  blockquote,
  details {
    break-inside: avoid;
  }

  .table-wrap {
    overflow: visible;
    border: 1px solid var(--border);
  }

  .table-wrap table {
    min-width: 0 !important;
  }

  .prose pre {
    white-space: pre-wrap;
    overflow: visible;
    border: 1px solid var(--border);
  }

  .prose .katex-display {
    overflow: visible;
  }

  .prose a {
    color: #000000;
    text-decoration: none;
  }

  .prose details > * {
    display: block;
  }

  .prose summary::before {
    display: none;
  }

  /* Callouts print as plain bordered boxes. */
  .callout {
    background: #ffffff;
    border: 1px solid #333333;
    border-left-width: 4px;
  }

  .callout__title,
  .callout > strong:first-child {
    color: #000000;
  }

  p, li {
    orphans: 3;
    widows: 3;
  }
}