/* EnteleKRON Whitepaper — print / PDF layout */

:root {
  --wp-navy: #0a2540;
  --wp-navy-mid: #1a365d;
  --wp-blue: #0066cc;
  --wp-cyan: #0891b2;
  --wp-silver: #f1f5f9;
  --wp-border: #e2e8f0;
  --wp-muted: #64748b;
  --wp-text: #334155;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 11pt;
}

body.wp-print-body {
  margin: 0;
  padding: 0;
  font-family: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  color: var(--wp-text);
  background: #fff;
  line-height: 1.65;
  -webkit-print-color-adjust: exact;
  print-color-adjust: exact;
}

.wp-print-screen-hint {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 14px 24px;
  background: linear-gradient(135deg, #0a2540, #1a365d);
  color: #fff;
  font-size: 0.92rem;
  text-align: center;
  border-bottom: 2px solid var(--wp-blue);
}

.wp-print-screen-hint strong {
  color: #7dd3fc;
}

.wp-print-screen-hint a {
  color: #fff;
  margin-left: 12px;
}

.wp-print-doc {
  max-width: 210mm;
  margin: 0 auto;
  padding: 0;
}

/* Cover */
.wp-print-cover {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 48px 40px;
  background: linear-gradient(165deg, #f8fafc 0%, #e8f4fc 45%, #f1f5f9 100%);
  border-bottom: 4px solid var(--wp-blue);
  page-break-after: always;
}

.wp-print-cover-logo {
  width: 96px;
  height: 96px;
  margin-bottom: 28px;
  filter: drop-shadow(0 8px 24px rgba(0, 102, 204, 0.2));
}

.wp-print-cover-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--wp-blue);
  font-weight: 600;
  margin-bottom: 12px;
}

.wp-print-cover h1 {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 2.35rem;
  font-weight: 600;
  color: var(--wp-navy);
  margin: 0 0 14px;
  line-height: 1.15;
}

.wp-print-cover-subtitle {
  font-size: 1.05rem;
  color: var(--wp-navy-mid);
  max-width: 34em;
  margin: 0 auto 28px;
}

.wp-print-cover-meta {
  display: grid;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--wp-muted);
  margin-bottom: 32px;
}

.wp-print-cover-meta strong {
  color: var(--wp-navy);
}

.wp-print-cover-domains {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 20px;
  font-size: 0.82rem;
}

.wp-print-cover-domains span {
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--wp-border);
  border-radius: 6px;
  color: var(--wp-navy-mid);
}

/* Legal notice */
.wp-print-legal {
  padding: 48px 40px;
  page-break-after: always;
}

.wp-print-legal h2 {
  font-size: 1.25rem;
  color: var(--wp-navy);
  margin: 0 0 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--wp-blue);
}

.wp-print-legal-box {
  background: #fff8e6;
  border: 1px solid rgba(245, 158, 11, 0.4);
  border-left: 4px solid #f59e0b;
  padding: 20px 22px;
  border-radius: 8px;
  margin-bottom: 20px;
}

.wp-print-legal-box p,
.wp-print-legal p {
  margin: 0 0 12px;
  font-size: 0.92rem;
}

.wp-print-legal ul {
  margin: 0;
  padding-left: 20px;
  font-size: 0.9rem;
}

.wp-print-legal li {
  margin-bottom: 8px;
}

/* TOC */
.wp-print-toc {
  padding: 48px 40px;
  page-break-after: always;
}

.wp-print-toc h2 {
  font-size: 1.35rem;
  color: var(--wp-navy);
  margin: 0 0 24px;
}

.wp-print-toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
  columns: 2;
  column-gap: 32px;
}

.wp-print-toc li {
  break-inside: avoid;
  margin-bottom: 10px;
  font-size: 0.88rem;
  padding-left: 28px;
  position: relative;
}

.wp-print-toc li::before {
  content: attr(data-num);
  position: absolute;
  left: 0;
  color: var(--wp-blue);
  font-weight: 600;
  font-size: 0.8rem;
}

.wp-print-toc a {
  color: var(--wp-navy-mid);
  text-decoration: none;
}

/* Chapters */
.wp-print-chapter {
  padding: 36px 40px 28px;
  page-break-before: always;
}

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

.wp-print-chapter-num {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--wp-blue);
  font-weight: 600;
  margin-bottom: 6px;
}

.wp-print-chapter h2 {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 1.35rem;
  color: var(--wp-navy);
  margin: 0 0 18px;
  line-height: 1.25;
}

.wp-print-prose {
  font-size: 0.95rem;
  color: var(--wp-text);
}

.wp-print-prose p {
  margin: 0 0 14px;
}

.wp-print-prose em {
  font-style: italic;
  color: var(--wp-navy-mid);
}

.wp-print-highlight {
  margin: 18px 0;
  padding: 16px 18px;
  background: linear-gradient(135deg, #eff6ff, #f0f9ff);
  border-left: 4px solid var(--wp-blue);
  border-radius: 0 8px 8px 0;
  font-size: 0.9rem;
  color: var(--wp-navy-mid);
}

.wp-print-table-wrap {
  margin: 18px 0;
  overflow: hidden;
  border: 1px solid var(--wp-border);
  border-radius: 8px;
}

.wp-print-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.wp-print-table th,
.wp-print-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--wp-border);
  vertical-align: top;
}

.wp-print-table th {
  background: var(--wp-silver);
  color: var(--wp-navy);
  font-weight: 600;
}

.wp-print-table tr:last-child td {
  border-bottom: none;
}

/* Appendix */
.wp-print-appendix {
  padding: 40px;
  page-break-before: always;
  background: var(--wp-silver);
  border-top: 4px solid var(--wp-blue);
}

.wp-print-appendix h2 {
  font-size: 1.2rem;
  color: var(--wp-navy);
  margin: 0 0 16px;
}

.wp-print-appendix-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.wp-print-appendix h3 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--wp-muted);
  margin: 0 0 10px;
}

.wp-print-appendix ul {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.88rem;
}

.wp-print-appendix li {
  margin-bottom: 6px;
}

.wp-print-appendix a {
  color: var(--wp-blue);
  text-decoration: none;
}

.wp-print-warning {
  padding: 14px 16px;
  background: #fff8e6;
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: 8px;
  font-size: 0.86rem;
  color: #92400e;
  margin-bottom: 20px;
}

.wp-print-copyright {
  font-size: 0.8rem;
  color: var(--wp-muted);
  border-top: 1px solid var(--wp-border);
  padding-top: 16px;
}

/* Running footer (screen + print) */
.wp-print-footer {
  display: none;
}

@media print {
  .wp-print-screen-hint {
    display: none !important;
  }

  @page {
    size: A4;
    margin: 18mm 16mm 20mm 16mm;
  }

  body.wp-print-body {
    font-size: 10.5pt;
  }

  .wp-print-cover {
    min-height: auto;
    height: 100vh;
  }

  .wp-print-chapter {
    padding: 0;
    page-break-inside: avoid;
  }

  .wp-print-prose,
  .wp-print-table-wrap {
    page-break-inside: avoid;
  }

  .wp-print-toc ol {
    columns: 2;
  }

  .wp-print-footer {
    display: block;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 8px 16mm;
    font-size: 8pt;
    color: var(--wp-muted);
    border-top: 1px solid var(--wp-border);
    background: #fff;
  }

  .wp-print-footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .wp-print-footer-brand {
    color: var(--wp-navy);
    font-weight: 600;
  }
}

@media screen {
  .wp-print-doc {
    padding-bottom: 48px;
  }

  .wp-print-chapter {
    border-bottom: 1px solid var(--wp-border);
  }
}

@media (max-width: 640px) {
  .wp-print-toc ol {
    columns: 1;
  }

  .wp-print-appendix-grid {
    grid-template-columns: 1fr;
  }
}