@media print {
  /* Hide interactive/navigation elements */
  nav, .mobile-overlay, .hamburger, .lang-btn, .theme-btn,
  .scroll-top, .chapter-nav, .share-bar, .sim-reset-btn,
  footer, .breadcrumb, .skip-link {
    display: none !important;
  }

  /* Reset colors for print */
  :root, html, body {
    background: white !important;
    color: #1a1a1a !important;
  }

  * {
    color: #1a1a1a !important;
    background: transparent !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }

  /* Keep accent color for emphasis */
  .hero-title em, .hero-title i,
  h1 em, h1 i {
    color: #c0272e !important;
  }

  /* Info boxes - light border */
  .info-box, .model-info-cell {
    border: 1px solid #ddd !important;
    page-break-inside: avoid;
  }

  /* Big quotes */
  .big-quote {
    border-left: 3px solid #c0272e !important;
    page-break-inside: avoid;
  }

  /* Simulator section - show note instead */
  .sim-container, .sim-controls, .sim-chart-wrap {
    display: none !important;
  }

  /* Charts - hide interactive, keep static */
  canvas {
    max-width: 100% !important;
  }

  /* Links - show URL */
  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    color: #666 !important;
  }

  /* Page breaks */
  h1, h2, h3 {
    page-break-after: avoid;
  }

  .info-box {
    page-break-inside: avoid;
  }

  /* Body width */
  body, main {
    max-width: 100% !important;
    margin: 0 !important;
    padding: 20px !important;
  }
}