/* IA Sans Panique — Design Tokens & Accessible Stylesheet
   Direction Artistique : Musée Scientifique Contemporain
   Palette : Fond clair chaleureux, bleu profond, accents turquoise & ocre doux.
   Conformité : WCAG AA, Boutons >= 44px, Contraste strict, Zoom texte, Mode sans animation
*/

:root {
  --bg-page: #F7F4EE;
  --bg-card: #FFFFFF;
  --bg-subtle: #EFECE4;
  --bg-accent: #E6F0F2;
  --text-main: #17212B;
  --text-muted: #4F5B66;
  --text-inverted: #FFFFFF;
  --color-primary: #173B57;
  --color-primary-hover: #102A3E;
  --color-teal: #176B68;
  --color-teal-subtle: #E3F2F1;
  --color-amber: #D99B26;
  --color-amber-subtle: #FCF5E5;
  --color-success: #1E6B38;
  --color-success-bg: #E8F5EC;
  --color-danger: #9B2226;
  --color-danger-bg: #FBEBED;
  --color-border: #DCD8CD;
  --color-border-focus: #173B57;
  
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Newsreader', 'Lora', Georgia, serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, Monaco, monospace;
  
  --font-size-base: 18px;
  --line-height-base: 1.65;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 6px rgba(23, 33, 43, 0.05);
  --shadow-md: 0 6px 18px rgba(23, 33, 43, 0.08);
  --shadow-lg: 0 12px 32px rgba(23, 33, 43, 0.12);
  
  --transition-speed: 200ms;
}

/* Text Zoom Accessibility State */
body.zoom-large {
  --font-size-base: 22px;
}
body.zoom-xlarge {
  --font-size-base: 25px;
}

/* Reduced Motion State */
body.reduced-motion *,
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Reset & Base Elements */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--text-main);
  background-color: var(--bg-page);
  -webkit-font-smoothing: antialiased;
}

/* Skip link for screen readers */
.skip-link {
  position: absolute;
  top: -60px;
  left: 20px;
  background: var(--color-primary);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  z-index: 9999;
  text-decoration: none;
  font-weight: 600;
  transition: top var(--transition-speed);
}
.skip-link:focus {
  top: 15px;
}

/* Layout Container */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Accessible Top Navigation Bar */
.top-nav {
  background-color: #FFFFFF;
  border-bottom: 2px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
  flex-wrap: wrap;
}
.brand-title {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--color-primary);
}
.brand-badge {
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.5px;
}
.brand-name {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.3px;
}
.brand-tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: block;
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* Mode Switch Tabs */
.mode-switch-group {
  display: inline-flex;
  background-color: var(--bg-subtle);
  border-radius: var(--radius-md);
  padding: 3px;
  border: 1px solid var(--color-border);
}
.mode-switch-btn {
  background: transparent;
  border: none;
  padding: 8px 16px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
  min-height: 40px;
  transition: all var(--transition-speed);
}
.mode-switch-btn.active {
  background: #FFFFFF;
  color: var(--color-primary);
  box-shadow: 0 2px 5px rgba(0,0,0,0.06);
}

/* Accessible Utility Buttons */
.tool-btn {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  color: var(--text-main);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  transition: all var(--transition-speed);
}
.tool-btn:hover {
  background-color: var(--bg-subtle);
  border-color: var(--color-primary);
}
.tool-btn:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

/* Progress Tracker Bar */
.progress-strip {
  background: #FFFFFF;
  border-bottom: 1px solid var(--color-border);
  padding: 10px 0;
  font-size: 0.9rem;
}
.progress-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.progress-bar-outer {
  flex: 1;
  height: 10px;
  background-color: var(--bg-subtle);
  border-radius: 5px;
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-teal), var(--color-primary));
  transition: width 300ms ease-out;
}
.progress-label {
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
}

/* Header Hero */
.lab-hero {
  padding: 40px 0 24px 0;
  text-align: center;
}
.lab-hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-teal-subtle);
  color: var(--color-teal);
  font-size: 0.9rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 30px;
  margin-bottom: 18px;
  border: 1px solid rgba(23, 107, 104, 0.2);
}
.lab-title {
  font-family: var(--font-sans);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.22;
  margin-bottom: 16px;
  letter-spacing: -0.03em;
}
.lab-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 760px;
  margin: 0 auto 28px auto;
  line-height: 1.6;
}

/* Module Container */
.module-section {
  scroll-margin-top: 90px;
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  margin-bottom: 40px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-speed);
}
.module-section:focus-within {
  border-color: var(--color-teal);
}
.module-header {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 20px;
  margin-bottom: 28px;
}
.module-badge-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.step-number {
  background-color: var(--color-primary);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
}
.concept-tag {
  color: var(--color-teal);
  font-weight: 600;
  font-size: 0.9rem;
}
.module-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 10px;
  line-height: 1.3;
}
.analogy-callout {
  background-color: #FDF9F0;
  border-left: 4px solid #D97706;
  padding: 18px 22px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 22px 0;
  font-family: var(--font-serif);
  font-size: 1.12rem;
  font-style: italic;
  line-height: 1.7;
  color: #334155;
  box-shadow: 0 1px 3px rgba(0,0,0,0.03);
}
.analogy-callout strong {
  font-family: var(--font-sans);
  font-style: normal;
  color: #92400E;
  letter-spacing: 0.01em;
}

/* Interactive Card Elements */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin: 24px 0;
}
.interactive-card {
  background-color: #FAFAFA;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  cursor: pointer;
  transition: all var(--transition-speed);
  position: relative;
  text-align: left;
}
.interactive-card:hover {
  background-color: #FFFFFF;
  border-color: var(--color-teal);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.interactive-card:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}
.interactive-card.selected-true {
  background-color: var(--color-teal-subtle);
  border-color: var(--color-teal);
}
.interactive-card.is-correct {
  border-color: var(--color-success);
  background-color: var(--color-success-bg);
}
.interactive-card.is-wrong {
  border-color: var(--color-danger);
  background-color: var(--color-danger-bg);
}

.card-icon {
  font-size: 1.8rem;
  margin-bottom: 10px;
  display: block;
}
.card-heading {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
}
.card-description {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
}
.card-feedback {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--color-border);
  font-size: 0.9rem;
  font-weight: 600;
  display: none;
}
.interactive-card.answered .card-feedback {
  display: block;
}

/* Action Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 24px;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-speed);
}
.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
}
.btn-primary:hover {
  background-color: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
}
.btn-teal {
  background-color: var(--color-teal);
  color: #FFFFFF;
}
.btn-teal:hover {
  background-color: #125553;
  box-shadow: var(--shadow-md);
}
.btn-secondary {
  background-color: #FFFFFF;
  color: var(--color-primary);
  border: 2px solid var(--color-border);
}
.btn-secondary:hover {
  background-color: var(--bg-subtle);
  border-color: var(--color-primary);
}
.btn-outline-danger {
  background-color: transparent;
  color: var(--color-danger);
  border: 2px solid var(--color-danger);
}
.btn-outline-danger:hover {
  background-color: var(--color-danger-bg);
}
.btn:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

/* Sliders & Controls */
.slider-control-box {
  background-color: var(--bg-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 24px 0;
  border: 1px solid var(--color-border);
}
.slider-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.slider-title {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-primary);
}
.slider-badge {
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
}
.custom-range {
  width: 100%;
  height: 10px;
  border-radius: 5px;
  background: #D8D2C4;
  outline: none;
  cursor: pointer;
}
.slider-ticks {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* SVG Chart Visualizer */
.chart-wrapper {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 16px 16px 16px;
  margin-top: 20px;
  position: relative;
  text-align: center;
  box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}

#overfit-curve-path {
  transition: d 0.35s cubic-bezier(0.4, 0, 0.2, 1), stroke 0.35s ease;
}

#train-points-group circle, #test-points-group circle {
  transition: transform 0.2s ease, r 0.2s ease;
  cursor: pointer;
}

#train-points-group circle:hover {
  r: 9;
  filter: drop-shadow(0 2px 4px rgba(23, 59, 87, 0.4));
}

#test-points-group circle:hover {
  r: 8.5;
  filter: drop-shadow(0 2px 4px rgba(217, 119, 6, 0.4));
}
.chart-legend {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-top: 14px;
  font-size: 0.95rem;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
}
.legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}

/* Stats Pill Row */
.stats-pill-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin: 20px 0;
}
.stat-pill {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
}
.stat-pill-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  display: block;
}
.stat-pill-value {
  font-family: var(--font-mono);
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-top: 4px;
  display: block;
  letter-spacing: -0.02em;
}
.stat-pill-sub {
  font-size: 0.85rem;
  margin-top: 4px;
  font-weight: 600;
}

/* Key Takeaway Banner */
.key-takeaway {
  background: linear-gradient(135deg, var(--color-primary), #0D2336);
  color: #FFFFFF;
  padding: 24px 28px;
  border-radius: var(--radius-md);
  margin: 28px 0 16px 0;
  box-shadow: var(--shadow-md);
}
.takeaway-tag {
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--color-amber);
  margin-bottom: 8px;
  display: block;
}
.takeaway-quote {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  line-height: 1.45;
  font-style: italic;
}

/* Interactive Next-Token Module */
.token-sentence-box {
  background-color: var(--bg-subtle);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  font-size: 1.3rem;
  margin: 20px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  line-height: 1.8;
}
.token-pill {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2px 10px;
  font-weight: 600;
  color: var(--color-primary);
  transition: background-color var(--transition-speed);
  cursor: pointer;
}
.token-pill:hover,
.token-pill.active {
  background-color: var(--color-teal);
  color: #FFFFFF;
  border-color: var(--color-teal);
}
.token-candidate-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 18px 0;
}
.token-candidate-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #FFFFFF;
  border: 2px solid var(--color-border);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  cursor: pointer;
  min-height: 48px;
  transition: all var(--transition-speed);
}
.token-candidate-item:hover {
  border-color: var(--color-teal);
  background-color: var(--color-teal-subtle);
}
.candidate-name {
  font-weight: 700;
  font-size: 1.05rem;
}
.candidate-bar-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 45%;
}
.candidate-bar {
  height: 10px;
  background: var(--color-teal);
  border-radius: 5px;
}
.candidate-pct {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-primary);
  min-width: 45px;
  text-align: right;
}

/* Attention Visualizer */
.attention-word {
  position: relative;
  display: inline-block;
  padding: 2px 6px;
  margin: 0 2px;
  border-radius: 4px;
  cursor: default;
  transition: background-color 200ms ease;
}
.attention-word.source-word {
  background-color: #E2E8F0;
  font-weight: 700;
  text-decoration: underline dotted var(--color-primary);
}
.attention-word.focused {
  background-color: var(--color-amber);
  color: #000;
  font-weight: 800;
}
.attention-word.attended-high {
  background-color: rgba(23, 107, 104, 0.45);
  font-weight: 700;
}
.attention-word.attended-med {
  background-color: rgba(23, 107, 104, 0.2);
}

/* RAG 3-Column Visualizer */
.rag-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr 1fr;
  gap: 18px;
  margin: 24px 0;
}
@media (max-width: 900px) {
  .rag-grid {
    grid-template-columns: 1fr;
  }
}
.rag-col {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  flex-direction: column;
}
.rag-col-header {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  border-bottom: 2px solid var(--bg-subtle);
  padding-bottom: 8px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.rag-query-card {
  background-color: var(--bg-subtle);
  padding: 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  cursor: pointer;
  border: 1px solid transparent;
  font-size: 0.95rem;
  transition: all var(--transition-speed);
}
.rag-query-card:hover,
.rag-query-card.active {
  border-color: var(--color-teal);
  background-color: #FFFFFF;
  box-shadow: var(--shadow-sm);
}
.source-citation-badge {
  background-color: var(--color-teal-subtle);
  color: var(--color-teal);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 6px;
}
.chunk-box {
  background-color: #FAFAFA;
  border-left: 3px solid var(--color-teal);
  padding: 12px;
  margin-bottom: 12px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.9rem;
}

/* Agent Workflow Graph Visualizer */
.agent-stepper {
  display: flex;
  justify-content: space-between;
  margin: 30px 0;
  position: relative;
  overflow-x: auto;
  padding-bottom: 10px;
}
.agent-step-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  flex: 1;
  min-width: 130px;
}
.step-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 3px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: var(--text-muted);
  margin-bottom: 8px;
  z-index: 2;
  transition: all var(--transition-speed);
}
.agent-step-node.active .step-circle {
  border-color: var(--color-amber);
  background-color: var(--color-amber-subtle);
  color: #7D5109;
  transform: scale(1.1);
}
.agent-step-node.completed .step-circle {
  border-color: var(--color-success);
  background-color: var(--color-success);
  color: #FFFFFF;
}
.step-node-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
}
.step-node-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Modal Checkpoint for Human-in-the-Loop */
.checkpoint-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(23, 33, 43, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}
.checkpoint-modal {
  background: #FFFFFF;
  max-width: 580px;
  width: 100%;
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-lg);
  border-top: 6px solid var(--color-amber);
}
.modal-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.modal-actions {
  display: flex;
  gap: 14px;
  margin-top: 24px;
  justify-content: flex-end;
}

/* Technical Inspector Drawer ("Sous le capot") */
.inspector-panel {
  background-color: #17212B;
  color: #E2E8F0;
  border-radius: var(--radius-md);
  padding: 20px;
  margin: 20px 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  overflow-x: auto;
  border: 1px solid #334155;
  display: none;
}
.inspector-panel.visible {
  display: block;
}

/* Quiz & Mission Scenarios */
.quiz-options-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 16px 0;
}
.quiz-option-btn {
  background: #FFFFFF;
  border: 2px solid var(--color-border);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  text-align: left;
  font-size: 1rem;
  cursor: pointer;
  min-height: 48px;
  transition: all var(--transition-speed);
  color: var(--text-main);
}
.quiz-option-btn:hover {
  background: var(--bg-subtle);
  border-color: var(--color-primary);
}
.quiz-option-btn.selected-correct {
  background: var(--color-success-bg);
  border-color: var(--color-success);
  font-weight: 700;
}
.quiz-option-btn.selected-wrong {
  background: var(--color-danger-bg);
  border-color: var(--color-danger);
}

/* Trainer Dashboard Specifics */
.trainer-section {
  display: none;
}
.trainer-section.active {
  display: block;
}
.timeline-list {
  list-style: none;
  border-left: 3px solid var(--color-primary);
  padding-left: 20px;
  margin: 20px 0;
}
.timeline-item {
  position: relative;
  margin-bottom: 24px;
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-amber);
  border: 2px solid var(--color-primary);
}
.timeline-time {
  font-weight: 700;
  color: var(--color-teal);
  font-size: 0.95rem;
}
.timeline-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: 2px 0 6px 0;
}

/* Footer */
.lab-footer {
  border-top: 2px solid var(--color-border);
  background: #FFFFFF;
  padding: 40px 0;
  margin-top: 60px;
  font-size: 0.95rem;
  color: var(--text-muted);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 30px;
}
@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}
.footer-title {
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-links a {
  color: var(--color-teal);
  text-decoration: none;
}
.footer-links a:hover {
  text-decoration: underline;
}

/* Print Styles */
@media print {
  .top-nav, .nav-controls, .btn, .slider-control-box, .tool-btn {
    display: none !important;
  }
  body {
    background: #FFFFFF;
    color: #000;
  }
  .module-section {
    box-shadow: none;
    border: 1px solid #CCC;
    page-break-inside: avoid;
  }
}


/* Executive Banner & Badges */
.lab-hero-badges-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
.lab-compliance-pill {
  background: rgba(23, 107, 104, 0.1);
  color: var(--color-teal);
  border: 1px solid rgba(23, 107, 104, 0.3);
  padding: 6px 16px;
  border-radius: 30px;
  font-size: 0.88rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.lab-hero-kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-top: 28px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}
.kpi-mini-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease;
}
.kpi-mini-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-teal);
}
.kpi-mini-val {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
  display: block;
  letter-spacing: -0.02em;
}
.kpi-mini-lbl {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
  display: block;
}

/* Module 8 Decision Matrix */
.decision-matrix-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  background: var(--bg-subtle);
  padding: 22px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  border: 1px solid var(--color-border);
}
.matrix-control-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.control-label {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--color-primary);
}
.matrix-select {
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  background: #FFFFFF;
  color: var(--text-main);
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition-speed);
}
.matrix-select:focus {
  border-color: var(--color-primary);
}

.strategic-recommendation-card {
  background: #FFFFFF;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-md);
  margin-top: 20px;
}
.rec-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 14px;
}
.rec-arch-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-top: 8px;
  line-height: 1.3;
}
.rec-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge-teal {
  background: var(--color-teal-subtle);
  color: var(--color-teal);
  border: 1px solid var(--color-teal);
}
.badge-success {
  background: var(--color-success-bg);
  color: var(--color-success);
  border: 1px solid var(--color-success);
}
.badge-danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
  border: 1px solid var(--color-danger);
}
.badge-amber {
  background: var(--color-amber-subtle);
  color: #B45309;
  border: 1px solid var(--color-amber);
}
.badge-secondary {
  background: var(--bg-subtle);
  color: var(--text-muted);
  border: 1px solid var(--color-border);
}
.rec-ai-badge {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  padding: 4px 12px;
  border-radius: 20px;
  font-weight: 700;
}
.rec-justification {
  font-size: 1.02rem;
  line-height: 1.65;
  color: var(--text-main);
  margin-bottom: 20px;
  background: #FAF9F5;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--color-teal);
}
.rec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}
.rec-metric-card {
  background: var(--bg-subtle);
  padding: 16px;
  border-radius: var(--radius-sm);
  text-align: center;
  border: 1px solid var(--color-border);
}
.rec-lbl {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: block;
}
.rec-val {
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: 6px 0;
  display: block;
  letter-spacing: -0.02em;
}
.rec-sub {
  font-size: 0.82rem;
  color: var(--text-muted);
  display: block;
  line-height: 1.4;
}

/* Module 9 Charter Styles */
.charter-checklist-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}
.charter-checkbox-label {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-speed);
  font-size: 0.98rem;
  line-height: 1.55;
}
.charter-checkbox-label input[type="checkbox"] {
  margin-top: 4px;
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--color-teal);
}
.charter-checkbox-label:hover {
  border-color: var(--color-teal);
  background: #FAFDFD;
  box-shadow: var(--shadow-sm);
}
.charter-preview-box {
  background: #17212B;
  color: #E2E8F0;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 20px;
  box-shadow: var(--shadow-md);
}
.charter-preview-header {
  background: #0F172A;
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: #FCD34D;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  flex-wrap: wrap;
  gap: 10px;
}
.charter-body-text {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.7;
  white-space: pre-wrap;
  max-height: 420px;
  overflow-y: auto;
  color: #CBD5E1;
}