/* ==========================================================================
   EL CÓDIGO KOINÉ — SISTEMA DE DISEÑO EDITORIAL & WEB
   Estética: "Codex Nocturne — Obsidiana, Pergamino & Oro Alejandrino"
   Autores: Rolando & Orión | Gaze Studio High-End Editorial Architecture
   ========================================================================== */

:root,
[data-theme="nocturne"] {
  --bg-primary: #0A0B0E;
  --bg-secondary: #12141C;
  --bg-tertiary: #181B26;
  --bg-card: rgba(18, 20, 28, 0.88);
  --bg-elevated: #1E2231;
  --bg-glass: rgba(10, 11, 14, 0.85);

  --text-primary: #EDE8DC;
  --text-secondary: #B8B2A3;
  --text-muted: #7E796D;
  --text-heading: #F7F3E9;

  --accent-gold: #D4AF37;
  --accent-gold-light: #E5C158;
  --accent-gold-dim: rgba(212, 175, 55, 0.14);
  --accent-gold-border: rgba(212, 175, 55, 0.32);

  --accent-emerald: #10B981;
  --accent-emerald-dim: rgba(16, 185, 129, 0.14);
  --accent-emerald-border: rgba(16, 185, 129, 0.35);

  --accent-crimson: #EF4444;
  --accent-crimson-dim: rgba(239, 68, 68, 0.14);
  --accent-crimson-border: rgba(239, 68, 68, 0.35);

  --border-subtle: rgba(237, 232, 220, 0.09);
  --border-strong: rgba(212, 175, 55, 0.28);

  --shadow-card: 0 18px 40px -12px rgba(0, 0, 0, 0.65);
  --shadow-glow: 0 0 35px rgba(212, 175, 55, 0.12);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Lora', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;

  --reader-font-scale: 1;
}

[data-theme="pergamino"] {
  --bg-primary: #F7F3E9;
  --bg-secondary: #EFE9D9;
  --bg-tertiary: #E5DEC9;
  --bg-card: #FAF7F0;
  --bg-elevated: #FFFFFF;
  --bg-glass: rgba(247, 243, 233, 0.92);

  --text-primary: #1A1917;
  --text-secondary: #46423B;
  --text-muted: #736C60;
  --text-heading: #0F0E0C;

  --accent-gold: #9A7418;
  --accent-gold-light: #7D5C0E;
  --accent-gold-dim: rgba(154, 116, 24, 0.11);
  --accent-gold-border: rgba(154, 116, 24, 0.35);

  --accent-emerald: #047857;
  --accent-emerald-dim: rgba(4, 120, 87, 0.1);
  --accent-emerald-border: rgba(4, 120, 87, 0.35);

  --accent-crimson: #B91C1C;
  --accent-crimson-dim: rgba(185, 28, 28, 0.1);
  --accent-crimson-border: rgba(185, 28, 28, 0.35);

  --border-subtle: rgba(26, 25, 23, 0.12);
  --border-strong: rgba(154, 116, 24, 0.38);

  --shadow-card: 0 12px 30px -10px rgba(45, 38, 24, 0.12);
  --shadow-glow: 0 0 25px rgba(154, 116, 24, 0.1);
}

/* ==========================================================================
   BASE & RESET
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.7;
  min-height: 100vh;
  transition: background-color 0.35s ease, color 0.35s ease;
  overflow-x: hidden;
}

::selection {
  background: var(--accent-gold);
  color: #0A0B0E;
}

code, pre, .mono-math {
  font-family: var(--font-mono);
}

/* ==========================================================================
   READING PROGRESS BAR & TOP UTILITY BAR
   ========================================================================== */
.reading-progress-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: transparent;
  z-index: 1000;
}

.reading-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-gold), var(--accent-emerald));
  box-shadow: 0 0 10px var(--accent-gold);
  transition: width 0.12s ease-out;
}

.top-bar {
  position: sticky;
  top: 0;
  z-index: 900;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
}

.top-bar-inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-sigil {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--accent-gold-border);
  background: var(--accent-gold-dim);
  color: var(--accent-gold);
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
}

.brand-titles {
  display: flex;
  flex-direction: column;
}

.brand-kicker {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text-heading);
}

/* Main Navigation Tabs */
.main-tabs {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--bg-secondary);
  padding: 0.3rem;
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.95rem;
  border: 1px solid transparent;
  border-radius: 7px;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.22s ease;
}

.tab-btn:hover {
  color: var(--text-heading);
  background: var(--accent-gold-dim);
}

.tab-btn.active {
  background: var(--bg-elevated);
  color: var(--accent-gold-light);
  border-color: var(--accent-gold-border);
  box-shadow: var(--shadow-glow);
}

.tab-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--accent-gold);
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* Luxury Trilingual Switcher Pill */
.lang-switcher {
  display: inline-flex;
  align-items: center;
  background: var(--bg-secondary);
  border: 1px solid var(--accent-gold-border);
  border-radius: 999px;
  padding: 0.18rem;
  gap: 0.15rem;
  box-shadow: var(--shadow-glow);
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.32rem 0.68rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-btn:hover {
  color: var(--text-heading);
  background: var(--accent-gold-dim);
}

.lang-btn.active {
  background: var(--accent-gold);
  color: #0A0B0E;
  box-shadow: 0 2px 10px rgba(212, 175, 55, 0.35);
}

.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.48rem 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.action-btn:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold-light);
}

.print-btn {
  background: var(--accent-gold-dim);
  border-color: var(--accent-gold-border);
  color: var(--accent-gold-light);
}

.print-btn:hover {
  background: var(--accent-gold);
  color: #0A0B0E;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 3.5rem 1.5rem 2.75rem;
  border-bottom: 1px solid var(--border-subtle);
  background:
    radial-gradient(circle at 50% 0%, var(--accent-gold-dim), transparent 65%),
    linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  overflow: hidden;
}

.hero-container {
  max-width: 1220px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-epigraph {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  padding: 0.55rem 1.4rem;
  border-radius: 999px;
  border: 1px solid var(--accent-gold-border);
  background: var(--bg-card);
  margin-bottom: 1.4rem;
}

.greek-epigraph {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--accent-gold-light);
  letter-spacing: 0.02em;
}

.epigraph-ref {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.3rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-heading);
  line-height: 1.08;
  margin-bottom: 0.65rem;
}

.hero-subtitle {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.2vw, 1.68rem);
  font-style: italic;
  color: var(--text-secondary);
  max-width: 820px;
  margin: 0 auto 1.1rem;
}

.hero-authors {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 2.2rem;
}

.hero-authors strong {
  color: var(--accent-gold-light);
}

.hero-metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  text-align: left;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1.25rem 1.4rem;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.metric-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-gold-border);
}

.metric-card.metric-highlight {
  border-color: var(--accent-emerald-border);
  background: linear-gradient(135deg, var(--bg-card), var(--accent-emerald-dim));
}

.metric-kicker {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.metric-value {
  font-family: var(--font-display);
  font-size: 2.15rem;
  font-weight: 700;
  color: var(--accent-gold-light);
  line-height: 1.15;
  margin-bottom: 0.35rem;
}

.metric-card.metric-highlight .metric-value {
  color: var(--accent-emerald);
  font-size: 1.85rem;
}

.metric-desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* ==========================================================================
   MAIN WORKSPACE & TAB PANELS
   ========================================================================== */
.workspace-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.tab-panel {
  display: none;
  animation: fadeInPanel 0.3s ease;
}

.tab-panel.active {
  display: block;
}

@keyframes fadeInPanel {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   PESTAÑA 1: LECTOR EDITORIAL DEL LIBRO
   ========================================================================== */
.reader-layout {
  display: grid;
  grid-template-columns: 310px 1fr;
  gap: 2.25rem;
  align-items: start;
}

.reader-sidebar {
  position: sticky;
  top: 5.2rem;
}

.sidebar-sticky {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 1.25rem;
  box-shadow: var(--shadow-card);
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.85rem;
  margin-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
}

.sidebar-kicker {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--accent-gold);
  font-weight: 700;
}

.font-controls {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.font-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  border-radius: 5px;
  padding: 0.2rem 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  cursor: pointer;
}

.font-btn:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

.font-size-indicator {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  min-width: 36px;
  text-align: center;
}

.chapter-nav {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  max-height: 62vh;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.chapter-nav-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  padding: 0.65rem 0.8rem;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.chapter-nav-item:hover {
  background: var(--bg-secondary);
  color: var(--text-heading);
}

.chapter-nav-item.active {
  background: var(--accent-gold-dim);
  border-color: var(--accent-gold-border);
  color: var(--text-heading);
}

.chap-nav-kicker {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 0.15rem;
}

.chap-nav-title {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.25;
}

.sidebar-legend {
  margin-top: 1rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.legend-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-bottom: 0.45rem;
}

.legend-item {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  margin-bottom: 0.45rem;
  line-height: 1.4;
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-top: 0.35rem;
  flex-shrink: 0;
}

.legend-dot.gold { background: var(--accent-gold); }
.legend-dot.emerald { background: var(--accent-emerald); }

.greek-inline-demo {
  color: var(--accent-gold-light);
  border-bottom: 1px dashed var(--accent-gold);
  font-family: var(--font-display);
  font-style: italic;
}

/* Reader Manuscript Container */
.reader-manuscript {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 2.5rem 3.5rem;
  box-shadow: var(--shadow-card);
  max-width: 920px;
}

.manuscript-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.current-chapter-breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-gold);
}

.manuscript-nav-arrows {
  display: flex;
  gap: 0.5rem;
}

.chap-step-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 0.38rem 0.8rem;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.chap-step-btn:hover:not(:disabled) {
  border-color: var(--accent-gold);
  color: var(--accent-gold-light);
}

.chap-step-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* Literary Typography inside Manuscript */
.manuscript-body {
  font-family: var(--font-body);
  font-size: calc(1.14rem * var(--reader-font-scale));
  line-height: 1.88;
  color: var(--text-primary);
}

.chapter-header-block {
  margin-bottom: 2.4rem;
  padding-bottom: 1.6rem;
  border-bottom: 1px solid var(--border-strong);
}

.chapter-kicker-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-gold);
  display: block;
  margin-bottom: 0.5rem;
}

.chapter-main-title {
  font-family: var(--font-display);
  font-size: calc(2.35rem * var(--reader-font-scale));
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.18;
  margin-bottom: 0.45rem;
}

.chapter-subtitle {
  font-family: var(--font-display);
  font-size: calc(1.35rem * var(--reader-font-scale));
  font-style: italic;
  color: var(--text-secondary);
}

.manuscript-body p {
  margin-bottom: 1.45rem;
  text-align: justify;
}

.manuscript-body p.dropcap::first-letter {
  float: left;
  font-family: var(--font-display);
  font-size: 3.9rem;
  line-height: 0.82;
  padding-right: 0.65rem;
  padding-top: 0.15rem;
  color: var(--accent-gold);
  font-weight: 700;
}

.manuscript-body h3 {
  font-family: var(--font-display);
  font-size: calc(1.65rem * var(--reader-font-scale));
  color: var(--text-heading);
  margin: 2.4rem 0 1rem;
  font-weight: 700;
}

.manuscript-body blockquote {
  margin: 1.85rem 0;
  padding: 1.25rem 1.6rem;
  border-left: 3px solid var(--accent-gold);
  background: var(--bg-secondary);
  border-radius: 0 10px 10px 0;
  font-style: italic;
  color: var(--text-heading);
}

.manuscript-body blockquote .quote-greek {
  display: block;
  font-family: var(--font-display);
  font-size: 1.25em;
  color: var(--accent-gold-light);
  margin-bottom: 0.4rem;
}

.manuscript-body blockquote .quote-cite {
  display: block;
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-style: normal;
  color: var(--text-muted);
}

.forensic-callout {
  margin: 2rem 0;
  padding: 1.35rem 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--accent-emerald-border);
  background: var(--accent-emerald-dim);
}

.forensic-callout-title {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-emerald);
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.forensic-callout p {
  margin-bottom: 0.5rem !important;
  font-size: 0.95em;
}

/* Interactive Greek Term inside Reader */
.greek-term {
  font-family: var(--font-display);
  font-size: 1.14em;
  font-weight: 600;
  color: var(--accent-gold-light);
  border-bottom: 1px dashed var(--accent-gold);
  padding: 0 0.15rem;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
  border-radius: 3px;
}

.greek-term:hover {
  background: var(--accent-gold-dim);
  color: var(--text-heading);
}

.manuscript-footer-nav {
  margin-top: 3rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-subtle);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.chap-footer-btn {
  display: flex;
  flex-direction: column;
  padding: 1rem 1.25rem;
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.chap-footer-btn.prev { text-align: left; }
.chap-footer-btn.next { text-align: right; align-items: flex-end; }

.chap-footer-btn:hover:not(:disabled) {
  border-color: var(--accent-gold);
  background: var(--accent-gold-dim);
}

.chap-footer-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.footer-btn-kicker {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  color: var(--accent-gold);
  margin-bottom: 0.25rem;
}

.footer-btn-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
}

/* ==========================================================================
   SHARED SECTION BANNERS (TABS 2, 3, 4)
   ========================================================================== */
.section-intro-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.85rem 2.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  margin-bottom: 1.75rem;
  box-shadow: var(--shadow-card);
}

.section-kicker {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-gold);
  display: block;
  margin-bottom: 0.35rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 0.5rem;
}

.section-lead {
  font-size: 0.98rem;
  color: var(--text-secondary);
  max-width: 780px;
}

.banner-math-box {
  background: var(--bg-secondary);
  border: 1px solid var(--accent-gold-border);
  border-radius: 12px;
  padding: 1.1rem 1.5rem;
  min-width: 265px;
  text-align: center;
  flex-shrink: 0;
}

.math-box-title {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.math-formula {
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--accent-gold-light);
  margin-bottom: 0.2rem;
}

.math-sub {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-emerald);
}

/* ==========================================================================
   PESTAÑA 2: MAPA DEL CANDADO BINARIO (2 EN 2)
   ========================================================================== */
.sub-filter-bar {
  display: flex;
  gap: 0.65rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.sub-filter-btn {
  padding: 0.7rem 1.2rem;
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.sub-filter-btn:hover {
  border-color: var(--accent-gold-border);
  color: var(--text-heading);
}

.sub-filter-btn.active {
  background: var(--accent-gold-dim);
  border-color: var(--accent-gold);
  color: var(--accent-gold-light);
}

.locks-workspace {
  display: grid;
  grid-template-columns: 390px 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
  align-items: start;
}

.locks-selector-col {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.lock-node-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1rem 1.2rem;
  cursor: pointer;
  transition: all 0.22s ease;
  text-align: left;
}

.lock-node-card:hover {
  border-color: var(--accent-gold-border);
  transform: translateX(3px);
}

.lock-node-card.active {
  border-color: var(--accent-gold);
  background: linear-gradient(90deg, var(--accent-gold-dim), var(--bg-card));
  box-shadow: var(--shadow-glow);
}

.lock-node-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 0.3rem;
}

.lock-greek-word {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--accent-gold-light);
}

.lock-freq-pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.15rem 0.5rem;
  border-radius: 99px;
  background: var(--accent-emerald-dim);
  color: var(--accent-emerald);
  border: 1px solid var(--accent-emerald-border);
}

.lock-gloss-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 0.35rem;
}

.lock-pair-refs {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
}

/* Inspector Column */
.locks-inspector-col {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 1.75rem 2rem;
  box-shadow: var(--shadow-card);
}

.inspector-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1.15rem;
  margin-bottom: 1.4rem;
  border-bottom: 1px solid var(--border-subtle);
}

.inspector-greek-big {
  font-family: var(--font-display);
  font-size: 2.35rem;
  font-weight: 700;
  color: var(--accent-gold-light);
  line-height: 1.1;
}

.inspector-translit {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.inspector-Connection-desc {
  font-size: 0.98rem;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: 10px;
  background: var(--bg-secondary);
  border-left: 3px solid var(--accent-gold);
}

.verse-comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.verse-comparison-grid.single-col {
  grid-template-columns: 1fr;
}

.verse-forensic-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1.2rem;
}

.verse-box-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.verse-ref-tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-gold);
}

.verse-context-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

.verse-greek-tokens {
  font-family: var(--font-display);
  font-size: 1.28rem;
  line-height: 1.65;
  color: var(--text-heading);
  margin-bottom: 0.9rem;
}

.token-word {
  display: inline-block;
  padding: 0.05rem 0.22rem;
  border-radius: 4px;
  transition: all 0.15s ease;
}

.token-word.highlight-lock {
  background: var(--accent-gold-dim);
  color: var(--accent-gold-light);
  border: 1px solid var(--accent-gold);
  font-weight: 700;
}

.verse-literal-trans {
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-style: italic;
  border-top: 1px dashed var(--border-subtle);
  padding-top: 0.65rem;
}

.probability-proof-panel {
  background: var(--bg-card);
  border: 1px solid var(--accent-emerald-border);
  border-radius: 16px;
  padding: 1.75rem 2rem;
  box-shadow: var(--shadow-card);
}

.proof-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.35rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.proof-header h3 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  color: var(--text-heading);
}

.forensic-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.35rem 0.75rem;
  border-radius: 99px;
  font-weight: 700;
}

.forensic-badge.emerald {
  background: var(--accent-emerald-dim);
  color: var(--accent-emerald);
  border: 1px solid var(--accent-emerald-border);
}

.forensic-badge.crimson {
  background: var(--accent-crimson-dim);
  color: var(--accent-crimson);
  border: 1px solid var(--accent-crimson-border);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.proof-step {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1.2rem;
}

.step-index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-emerald);
  font-weight: 700;
}

.proof-step h4 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--text-heading);
  margin: 0.25rem 0 0.5rem;
}

.proof-step p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.85rem;
}

.code-formula {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 0.55rem 0.75rem;
  background: var(--bg-primary);
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
  color: var(--accent-gold-light);
}

/* ==========================================================================
   PESTAÑA 3: ESCÁNER ESTILOMÉTRICO FORENSE
   ========================================================================== */
.stylometry-matrix-panel,
.autopsy-section,
.blind-scan-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 1.75rem 2rem;
  margin-bottom: 1.75rem;
  box-shadow: var(--shadow-card);
}

.panel-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.panel-header-row h3 {
  font-family: var(--font-display);
  font-size: 1.65rem;
  color: var(--text-heading);
}

.particle-selector,
.autopsy-filter-tabs,
.scan-mode-toggle {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.particle-pill,
.autopsy-tab-btn,
.scan-mode-btn {
  padding: 0.45rem 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.particle-pill.active,
.autopsy-tab-btn.active,
.scan-mode-btn.active {
  background: var(--accent-gold-dim);
  border-color: var(--accent-gold);
  color: var(--accent-gold-light);
  font-weight: 700;
}

.author-dna-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.15rem;
}

.author-dna-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1.25rem;
}

.author-card-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.65rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--border-subtle);
}

.author-name {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-heading);
}

.author-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-gold);
}

.author-stats-mini {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

.stat-mini-box {
  background: var(--bg-primary);
  padding: 0.4rem 0.5rem;
  border-radius: 6px;
  text-align: center;
}

.stat-mini-val {
  display: block;
  font-weight: 700;
  color: var(--text-heading);
  font-size: 0.82rem;
}

.particle-bar-row {
  margin-bottom: 0.65rem;
}

.particle-bar-label {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  margin-bottom: 0.22rem;
}

.particle-bar-track {
  height: 7px;
  background: var(--bg-primary);
  border-radius: 99px;
  overflow: hidden;
}

.particle-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-gold), var(--accent-emerald));
  border-radius: 99px;
  transition: width 0.4s ease;
}

.author-signature-note {
  margin-top: 0.9rem;
  padding-top: 0.7rem;
  border-top: 1px dashed var(--border-subtle);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Autopsy Detail View */
.autopsy-card-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1.5rem;
}

.autopsy-main-info {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1.5rem;
}

.autopsy-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.85rem;
  flex-wrap: wrap;
}

.autopsy-passage-title {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--text-heading);
}

.autopsy-verdict-summary {
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 1.2rem;
}

.alien-lemmas-box {
  margin-top: 1rem;
  padding: 1rem;
  background: var(--bg-primary);
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
}

.alien-box-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-crimson);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

.alien-chips-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.alien-chip {
  font-family: var(--font-display);
  font-size: 1rem;
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  background: var(--accent-crimson-dim);
  border: 1px solid var(--accent-crimson-border);
  color: var(--text-heading);
}

.autopsy-ll-ranking {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1.5rem;
}

.ll-rank-item {
  margin-bottom: 0.9rem;
}

.ll-rank-header {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  margin-bottom: 0.3rem;
}

.ll-rank-track {
  height: 10px;
  background: var(--bg-primary);
  border-radius: 99px;
  overflow: hidden;
}

.ll-rank-bar {
  height: 100%;
  border-radius: 99px;
}

/* Forensic Table */
.table-responsive {
  overflow-x: auto;
}

.forensic-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
}

.forensic-table th {
  text-align: left;
  padding: 0.75rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-gold);
  border-bottom: 1px solid var(--border-strong);
  background: var(--bg-secondary);
}

.forensic-table td {
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.forensic-table tr:hover td {
  background: var(--bg-secondary);
}

/* ==========================================================================
   PESTAÑA 4: CALCULADORA EN VIVO DE ISOPSEFÍA GRIEGA
   ========================================================================== */
.isopsephy-workspace {
  display: grid;
  grid-template-columns: 440px 1fr;
  gap: 1.5rem;
  align-items: start;
}

.iso-controls-card,
.iso-results-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 1.65rem;
  box-shadow: var(--shadow-card);
}

.iso-input-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--accent-gold);
  margin-bottom: 0.55rem;
}

.iso-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
}

.iso-text-input {
  width: 100%;
  padding: 0.85rem 2.6rem 0.85rem 1.1rem;
  border-radius: 10px;
  border: 1px solid var(--accent-gold-border);
  background: var(--bg-secondary);
  color: var(--text-heading);
  font-family: var(--font-display);
  font-size: 1.55rem;
  outline: none;
}

.iso-text-input:focus {
  border-color: var(--accent-gold);
  box-shadow: var(--shadow-glow);
}

.iso-clear-btn {
  position: absolute;
  right: 0.75rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1rem;
  cursor: pointer;
}

.presets-subtitle {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin: 1.15rem 0 0.65rem;
}

.iso-presets-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.iso-preset-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.18s ease;
  text-align: left;
}

.iso-preset-btn:hover {
  border-color: var(--accent-gold);
  background: var(--accent-gold-dim);
}

.preset-greek {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent-gold-light);
}

.preset-meta {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

.iso-verse-presets-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.iso-verse-btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  text-align: left;
  font-size: 0.82rem;
  transition: all 0.18s ease;
}

.iso-verse-btn:hover {
  border-color: var(--accent-emerald);
  background: var(--accent-emerald-dim);
}

.iso-total-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem 1.6rem;
  border-radius: 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--accent-gold-border);
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.iso-total-kicker {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

.iso-total-number {
  font-family: var(--font-mono);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent-gold-light);
  line-height: 1.1;
}

.iso-Current-label {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

.iso-harmonic-badges {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  align-items: flex-end;
}

.iso-section-block {
  margin-bottom: 1.5rem;
}

.iso-block-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.iso-words-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.iso-word-chip {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 0.45rem 0.8rem;
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
}

.iso-word-chip .w-greek {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--text-heading);
}

.iso-word-chip .w-val {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-gold);
  font-weight: 700;
}

.iso-letters-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.iso-letter-tile {
  width: 54px;
  padding: 0.45rem 0.25rem;
  border-radius: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  text-align: center;
}

.tile-char {
  display: block;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent-gold-light);
}

.tile-val {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.greek-alphabet-table {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 0.4rem;
}

.alpha-ref-cell {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 0.35rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.alpha-ref-cell strong {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--accent-gold-light);
  display: block;
}

/* ==========================================================================
   FLOATING MORPHOLOGY POPOVER
   ========================================================================== */
.greek-popover {
  position: fixed;
  z-index: 2000;
  width: 310px;
  background: var(--bg-elevated);
  border: 1px solid var(--accent-gold);
  border-radius: 12px;
  padding: 0.95rem 1.1rem;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.75);
  pointer-events: none;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.greek-popover.visible {
  opacity: 1;
  transform: translateY(0);
}

.popover-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 0.4rem;
}

.popover-greek {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--accent-gold-light);
}

.popover-translit {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.popover-meta {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.popover-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.12rem 0.45rem;
  border-radius: 4px;
  background: var(--accent-gold-dim);
  color: var(--accent-gold-light);
}

.popover-badge.pos {
  background: var(--accent-emerald-dim);
  color: var(--accent-emerald);
}

.popover-gloss {
  font-size: 0.84rem;
  color: var(--text-primary);
  line-height: 1.45;
}

/* ==========================================================================
   FOOTER & PRINT STYLES
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 2rem 1.5rem;
  background: var(--bg-secondary);
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.84rem;
  color: var(--text-muted);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.footer-meta {
  display: flex;
  flex-direction: column;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.print-only-book {
  display: none;
}

/* Responsive Breakpoints */
@media (max-width: 1120px) {
  .reader-layout,
  .locks-workspace,
  .isopsephy-workspace,
  .autopsy-card-grid {
    grid-template-columns: 1fr;
  }
  .reader-sidebar {
    position: static;
  }
  .author-dna-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-metrics-grid,
  .proof-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .reader-manuscript {
    padding: 1.5rem 1.25rem;
  }
  .author-dna-grid,
  .verse-comparison-grid {
    grid-template-columns: 1fr;
  }
  .section-intro-banner {
    flex-direction: column;
    align-items: flex-start;
  }
  .greek-alphabet-table {
    grid-template-columns: repeat(5, 1fr);
  }
}

/* Print Edition Formatting */
@media print {
  body {
    background: #FFFFFF !important;
    color: #000000 !important;
    font-size: 11.5pt;
  }
  .top-bar,
  .reading-progress-container,
  .workspace-container,
  .site-footer,
  .greek-popover {
    display: none !important;
  }
  .hero-section {
    background: none !important;
    border-bottom: 2px solid #000 !important;
    padding: 2cm 0 !important;
    page-break-after: always;
  }
  .print-only-book {
    display: block !important;
    padding: 0 1cm;
  }
  .print-chapter-section {
    page-break-before: always;
    margin-bottom: 2cm;
  }
}