/* =========================================================================
   SKYJO DES NOMBRES RELATIFS - FEUILLE DE STYLE PRINCIPALE
   Compatible Mode Clair / Mode Sombre ([data-morant-theme="dark"]) / DYS
   ========================================================================= */

:root {
  --skyjo-bg: #f1f5f9;
  --skyjo-surface: #ffffff;
  --skyjo-surface-alt: #f8fafc;
  --skyjo-border: #cbd5e1;
  --skyjo-text: #0f172a;
  --skyjo-muted: #475569;
  --skyjo-primary: #2563eb;
  --skyjo-primary-hover: #1d4ed8;
  --skyjo-accent: #10b981;
  --skyjo-amber: #f59e0b;
  --skyjo-danger: #ef4444;
  --skyjo-purple: #7c3aed;
  --skyjo-felt: radial-gradient(circle at 50% 40%, #14532d 0%, #064e3b 65%, #022c22 100%);
  --skyjo-felt-border: #10b981;
  --skyjo-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 4px 10px -2px rgba(15, 23, 42, 0.04);
  --skyjo-card-shadow: 0 8px 18px rgba(0, 0, 0, 0.28), 0 2px 4px rgba(0, 0, 0, 0.18);
}

[data-morant-theme="dark"] {
  --skyjo-bg: #0b1120;
  --skyjo-surface: #151f32;
  --skyjo-surface-alt: #1e293b;
  --skyjo-border: #334155;
  --skyjo-text: #f8fafc;
  --skyjo-muted: #94a3b8;
  --skyjo-primary: #3b82f6;
  --skyjo-primary-hover: #60a5fa;
  --skyjo-shadow: 0 12px 30px -5px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--skyjo-bg);
  color: var(--skyjo-text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* =========================================================================
   EN-TÊTE HERO & NAVIGATION DES MODES
   ========================================================================= */
.skyjo-hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 55%, #172554 100%);
  color: #ffffff;
  padding: 16px 24px;
  border-bottom: 3px solid rgba(99, 102, 241, 0.45);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.skyjo-hero-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.btn-back-portal {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  color: #f8fafc;
  text-decoration: none;
  padding: 9px 15px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.92rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  transition: all 0.2s ease;
}

.btn-back-portal:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateX(-2px);
}

.skyjo-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.skyjo-logo-img {
  height: 50px;
  width: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  border: 2px solid rgba(255, 255, 255, 0.35);
}

.skyjo-brand-text h1 {
  font-family: 'Fredoka', sans-serif;
  font-size: 1.55rem;
  margin: 0;
  letter-spacing: -0.3px;
  background: linear-gradient(90deg, #ffffff 30%, #93c5fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.skyjo-brand-text p {
  margin: 2px 0 0 0;
  font-size: 0.88rem;
  color: #cbd5e1;
}

.skyjo-mode-tabs {
  display: flex;
  gap: 8px;
  background: rgba(15, 23, 42, 0.55);
  padding: 5px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  flex-wrap: wrap;
}

.mode-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 12px;
  border: none;
  background: transparent;
  color: #cbd5e1;
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mode-tab-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

.mode-tab-btn.active {
  background: linear-gradient(135deg, #3b82f6 0%, #6366f1 100%);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.tab-icon {
  font-size: 1.15rem;
}

/* =========================================================================
   CONTENEUR PRINCIPAL & PANNEAUX D'ONGLETS
   ========================================================================= */
.skyjo-main {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 20px 20px 48px 20px;
  flex: 1;
}

.skyjo-tab-panel {
  display: none;
}

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

/* =========================================================================
   COMPOSANT : VRAIE CARTE SKYJO (MOSAÏQUE VORONOI + DOS OFFICIEL)
   ========================================================================= */
.skyjo-card {
  width: 112px;
  height: 174px;
  border-radius: 12px;
  position: relative;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
  box-shadow: var(--skyjo-card-shadow);
  transition: transform 0.18s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.18s ease;
  background: #ffffff;
  border: 2.5px solid #ffffff;
  overflow: hidden;
  flex-shrink: 0;
}

.skyjo-card svg.skyjo-card-svg {
  width: 100%;
  height: 100%;
  display: block;
}

.skyjo-card.is-draggable {
  cursor: grab;
}

.skyjo-card.is-draggable:hover {
  transform: translateY(-5px) scale(1.03);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.38);
  z-index: 25;
}

.skyjo-card.is-dragging {
  cursor: grabbing !important;
  transform: scale(1.08) rotate(2deg) !important;
  box-shadow: 0 22px 44px rgba(0, 0, 0, 0.55) !important;
  z-index: 999 !important;
  transition: none !important;
}

.skyjo-card.is-opposite-pair {
  box-shadow: 0 0 0 4px #fbbf24, 0 0 24px rgba(251, 191, 36, 0.85);
}

.skyjo-card .card-quick-discard {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.9);
  background: rgba(220, 38, 38, 0.92);
  color: #ffffff;
  font-size: 12px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: scale(0.85);
  transition: all 0.15s ease;
  z-index: 10;
  padding: 0;
  line-height: 1;
}

.skyjo-card:hover .card-quick-discard,
.skyjo-card:focus-within .card-quick-discard {
  opacity: 1;
  transform: scale(1);
}

.skyjo-card .card-quick-discard:hover {
  background: #b91c1c;
  transform: scale(1.15);
}

/* Dos de carte Skyjo */
.skyjo-card.is-facedown {
  background-image: url('assets/card-back.jpg');
  background-size: 100% 100%;
  background-position: center;
  background-repeat: no-repeat;
  border: 2.5px solid #e2e8f0;
  cursor: pointer;
}

.skyjo-card.is-facedown:hover {
  transform: translateY(-4px) scale(1.03);
  border-color: #fbbf24;
}

/* Tailles adaptées pour le mode Duel et les équations du cours */
.skyjo-card.size-sm {
  width: 78px;
  height: 121px;
  border-radius: 9px;
}

.skyjo-card.size-md {
  width: 92px;
  height: 143px;
  border-radius: 10px;
}

/* =========================================================================
   ONGLET 1 : MODE COURS & EXERCICE INTERACTIF
   ========================================================================= */
.cours-scenarios-bar {
  background: var(--skyjo-surface);
  border: 1px solid var(--skyjo-border);
  border-radius: 16px;
  padding: 12px 18px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  box-shadow: var(--skyjo-shadow);
}

.scenarios-label {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--skyjo-text);
}

.scenarios-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.scenario-btn {
  padding: 8px 14px;
  border-radius: 10px;
  border: 1.5px solid var(--skyjo-border);
  background: var(--skyjo-surface-alt);
  color: var(--skyjo-text);
  font-family: 'Outfit', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.18s ease;
}

.scenario-btn:hover {
  border-color: var(--skyjo-primary);
  transform: translateY(-1px);
}

.scenario-btn.active {
  background: var(--skyjo-primary);
  color: #ffffff;
  border-color: var(--skyjo-primary);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.scenario-btn.scenario-sandbox.active {
  background: var(--skyjo-purple);
  border-color: var(--skyjo-purple);
}

.mini-card-pill {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 5px;
  font-weight: 800;
  font-size: 0.82rem;
}

.mini-card-pill.pos {
  background: #84cc16;
  color: #0f172a;
}

.mini-card-pill.neg {
  background: #fde047;
  color: #0f172a;
}

/* Consigne & Bouton Afficher le score actuel */
.exercise-prompt-card {
  background: var(--skyjo-surface);
  border: 1px solid var(--skyjo-border);
  border-left: 6px solid var(--skyjo-primary);
  border-radius: 16px;
  padding: 18px 22px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  box-shadow: var(--skyjo-shadow);
}

.prompt-left {
  flex: 1;
  min-width: 280px;
}

.prompt-badge {
  display: inline-block;
  background: rgba(37, 99, 235, 0.12);
  color: var(--skyjo-primary);
  font-weight: 800;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 4px 10px;
  border-radius: 99px;
  margin-bottom: 6px;
}

.prompt-left h2 {
  font-family: 'Fredoka', sans-serif;
  font-size: 1.45rem;
  margin: 0 0 6px 0;
  color: var(--skyjo-text);
}

.prompt-left p {
  margin: 0;
  font-size: 0.96rem;
  color: var(--skyjo-muted);
  line-height: 1.5;
}

.prompt-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.btn-score-toggle {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 12px 20px;
  border-radius: 13px;
  border: 2px solid #f59e0b;
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #ffffff;
  font-family: 'Outfit', sans-serif;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
  transition: all 0.2s ease;
}

.btn-score-toggle:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
}

.btn-score-toggle.is-revealed {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  border-color: #10b981;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn-secondary-action {
  padding: 11px 16px;
  border-radius: 12px;
  border: 1.5px solid var(--skyjo-border);
  background: var(--skyjo-surface-alt);
  color: var(--skyjo-text);
  font-family: 'Outfit', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.18s ease;
}

.btn-secondary-action:hover {
  border-color: var(--skyjo-primary);
  background: rgba(37, 99, 235, 0.08);
}

/* Bannière de révélation du score */
.score-reveal-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  border: 2px solid #10b981;
  border-radius: 18px;
  padding: 18px 24px;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.2);
}

.score-main-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(16, 185, 129, 0.15);
  border: 1.5px solid rgba(16, 185, 129, 0.45);
  border-radius: 14px;
  padding: 12px 24px;
  min-width: 175px;
}

.score-label {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: #a7f3d0;
  font-weight: 700;
}

.score-big-value {
  font-family: 'Fredoka', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.1;
  color: #34d399;
}

.score-goal-hint {
  font-size: 0.75rem;
  color: #94a3b8;
  margin-top: 2px;
}

.score-math-details {
  flex: 1;
  min-width: 280px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.math-equation-line {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.math-tag {
  font-size: 0.85rem;
  font-weight: 700;
  color: #94a3b8;
  text-transform: uppercase;
}

.math-expr {
  font-family: 'Outfit', monospace;
  font-size: 1.25rem;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.08);
  padding: 6px 14px;
  border-radius: 10px;
  color: #fef08a;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.math-grouping-line {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 0.92rem;
}

.group-chip {
  padding: 5px 12px;
  border-radius: 8px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.group-chip.pos-chip {
  background: rgba(132, 204, 22, 0.18);
  border: 1px solid rgba(132, 204, 22, 0.45);
  color: #bef264;
}

.group-chip.neg-chip {
  background: rgba(96, 165, 250, 0.18);
  border: 1px solid rgba(96, 165, 250, 0.45);
  color: #93c5fd;
}

.group-chip.opp-chip {
  background: rgba(251, 191, 36, 0.2);
  border: 1px solid rgba(251, 191, 36, 0.5);
  color: #fde68a;
}

.math-evolution-box {
  background: rgba(245, 158, 11, 0.16);
  border-left: 4px solid #fbbf24;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.95rem;
  color: #fef3c7;
}

/* Plateau Tapis + Défausse */
.cours-board-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 18px;
  margin-bottom: 18px;
}

.felt-table {
  background: var(--skyjo-felt);
  border: 3px solid #15803d;
  border-radius: 22px;
  padding: 16px 20px;
  box-shadow: inset 0 4px 24px rgba(0, 0, 0, 0.45), var(--skyjo-shadow);
  display: flex;
  flex-direction: column;
  min-height: 360px;
  position: relative;
}

.felt-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.felt-title {
  display: flex;
  flex-direction: column;
  gap: 2px;
  color: #ffffff;
  font-weight: 700;
  font-size: 1.05rem;
}

.felt-hint {
  font-size: 0.84rem;
  font-weight: 400;
  color: #a7f3d0;
}

.opposite-detector-badge {
  background: rgba(251, 191, 36, 0.22);
  border: 1.5px solid #fbbf24;
  color: #fef08a;
  padding: 5px 12px;
  border-radius: 99px;
  font-size: 0.85rem;
  font-weight: 700;
}

.draggable-canvas {
  position: relative;
  flex: 1;
  width: 100%;
  min-height: 270px;
  border-radius: 14px;
  overflow: visible;
}

.draggable-canvas .skyjo-card {
  position: absolute;
}

/* Zone Défausse à droite du tapis */
.discard-zone-panel {
  background: var(--skyjo-surface);
  border: 2px dashed #ef4444;
  border-radius: 22px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: var(--skyjo-shadow);
  transition: all 0.2s ease;
}

.discard-zone-panel.drag-over {
  background: rgba(239, 68, 68, 0.1);
  border-style: solid;
  transform: scale(1.01);
}

.discard-zone-header {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.discard-icon {
  font-size: 1.7rem;
  line-height: 1;
}

.discard-zone-header h3 {
  margin: 0;
  font-family: 'Fredoka', sans-serif;
  font-size: 1.15rem;
  color: #dc2626;
}

[data-morant-theme="dark"] .discard-zone-header h3 {
  color: #f87171;
}

.discard-zone-header p {
  margin: 3px 0 0 0;
  font-size: 0.84rem;
  color: var(--skyjo-muted);
}

.discard-slot-area {
  min-height: 185px;
  background: var(--skyjo-surface-alt);
  border: 1.5px solid var(--skyjo-border);
  border-radius: 14px;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.discard-empty-placeholder {
  text-align: center;
  font-size: 0.88rem;
  color: var(--skyjo-muted);
  padding: 16px;
  max-width: 240px;
}

.discard-pedagogy-card {
  background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
  border: 1.5px solid #f59e0b;
  border-radius: 14px;
  padding: 14px;
  color: #78350f;
}

[data-morant-theme="dark"] .discard-pedagogy-card {
  background: linear-gradient(135deg, #451a03 0%, #291506 100%);
  border-color: #f59e0b;
  color: #fef3c7;
}

.pedagogy-header {
  font-weight: 800;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: #b45309;
}

[data-morant-theme="dark"] .pedagogy-header {
  color: #fbbf24;
}

.pedagogy-formula {
  font-family: 'Outfit', monospace;
  font-size: 1.2rem;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.75);
  color: #0f172a;
  padding: 7px 10px;
  border-radius: 8px;
  text-align: center;
  margin-bottom: 8px;
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.pedagogy-text {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.45;
}

/* Plateau Duel Comparatif (Questions 4 & 5 : Luc vs Jérémy) */
.cours-duel-comparison {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 18px;
  align-items: stretch;
  margin-bottom: 18px;
}

.comparison-player-card {
  background: var(--skyjo-felt);
  border: 3px solid #15803d;
  border-radius: 22px;
  padding: 18px;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--skyjo-shadow);
}

.comp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.comp-header h3 {
  margin: 0;
  font-family: 'Fredoka', sans-serif;
  font-size: 1.35rem;
}

.comp-score-pill {
  background: rgba(16, 185, 129, 0.25);
  border: 1.5px solid #34d399;
  color: #ecfdf5;
  padding: 5px 14px;
  border-radius: 99px;
  font-size: 1.05rem;
}

.comp-cards-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  padding: 10px 0;
}

.comp-calc-box {
  margin-top: 12px;
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  padding: 10px 14px;
  text-align: center;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fef08a;
}

.comparison-vs-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 0 8px;
}

.vs-circle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  color: #ffffff;
  font-family: 'Fredoka', sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(239, 68, 68, 0.35);
}

.winner-announcement {
  background: var(--skyjo-surface);
  border: 2px solid #10b981;
  color: var(--skyjo-text);
  padding: 12px 16px;
  border-radius: 14px;
  text-align: center;
  max-width: 210px;
  font-size: 0.92rem;
  box-shadow: var(--skyjo-shadow);
}

/* Barre d'ajout rapide de cartes */
.deck-adder-bar {
  background: var(--skyjo-surface);
  border: 1px solid var(--skyjo-border);
  border-radius: 16px;
  padding: 14px 18px;
  margin-bottom: 18px;
  box-shadow: var(--skyjo-shadow);
}

.deck-adder-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.deck-adder-title {
  font-weight: 700;
  font-size: 0.94rem;
}

.palette-toggle-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.84rem;
  color: var(--skyjo-muted);
  cursor: pointer;
}

.deck-adder-cards {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-add-mini-card {
  padding: 7px 13px;
  border-radius: 9px;
  border: 2px solid rgba(0, 0, 0, 0.12);
  font-family: 'Georgia', serif;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  min-width: 44px;
}

.btn-add-mini-card:hover {
  transform: translateY(-3px) scale(1.06);
  box-shadow: 0 5px 12px rgba(0, 0, 0, 0.2);
}

/* Mini-quiz interactif de l'Exercice 1 */
.interactive-answer-box {
  background: var(--skyjo-surface);
  border: 1.5px solid var(--skyjo-border);
  border-radius: 16px;
  padding: 18px 22px;
  box-shadow: var(--skyjo-shadow);
}

.quiz-box-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  font-weight: 800;
  font-size: 1.02rem;
}

.quiz-status-pill {
  font-size: 0.82rem;
  padding: 4px 12px;
  border-radius: 99px;
  background: rgba(37, 99, 235, 0.12);
  color: var(--skyjo-primary);
}

.quiz-box-body {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.quiz-input-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.quiz-input-group label {
  font-weight: 600;
  font-size: 0.95rem;
}

.quiz-text-input {
  padding: 10px 14px;
  border-radius: 10px;
  border: 1.5px solid var(--skyjo-border);
  background: var(--skyjo-surface-alt);
  color: var(--skyjo-text);
  font-family: 'Outfit', monospace;
  font-size: 1.05rem;
  font-weight: 700;
  min-width: 150px;
}

.quiz-text-input.input-short {
  min-width: 90px;
  max-width: 110px;
  text-align: center;
}

.btn-verify-quiz {
  padding: 10px 20px;
  border-radius: 10px;
  border: none;
  background: var(--skyjo-primary);
  color: #ffffff;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.96rem;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn-verify-quiz:hover {
  background: var(--skyjo-primary-hover);
}

.quiz-feedback {
  margin-top: 12px;
  padding: 12px 16px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.5;
}

.quiz-feedback.is-ok {
  background: rgba(16, 185, 129, 0.14);
  border: 1.5px solid #10b981;
  color: #065f46;
}

[data-morant-theme="dark"] .quiz-feedback.is-ok {
  color: #6ee7b7;
}

.quiz-feedback.is-err {
  background: rgba(239, 68, 68, 0.14);
  border: 1.5px solid #ef4444;
  color: #991b1b;
}

[data-morant-theme="dark"] .quiz-feedback.is-err {
  color: #fca5a5;
}

/* =========================================================================
   ONGLET 2 : EXTENSION COURS & ATELIER D'ENTRAÎNEMENT
   ========================================================================= */
.extension-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 20px;
  margin-bottom: 24px;
}

.lesson-card {
  background: var(--skyjo-surface);
  border: 1px solid var(--skyjo-border);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--skyjo-shadow);
}

.lesson-card.lesson-highlight {
  border-top: 5px solid #f59e0b;
}

.lesson-card-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 99px;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 10px;
}

.badge-add {
  background: rgba(16, 185, 129, 0.14);
  color: #059669;
}

.badge-sub {
  background: rgba(245, 158, 11, 0.16);
  color: #d97706;
}

.lesson-card h2 {
  font-family: 'Fredoka', sans-serif;
  font-size: 1.45rem;
  margin: 0 0 8px 0;
}

.lesson-lead {
  color: var(--skyjo-muted);
  font-size: 0.96rem;
  margin: 0 0 18px 0;
  line-height: 1.5;
}

.lesson-cases {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.case-box {
  background: var(--skyjo-surface-alt);
  border: 1px solid var(--skyjo-border);
  border-radius: 14px;
  padding: 14px 16px;
}

.case-box h4 {
  margin: 0 0 4px 0;
  font-size: 1rem;
  color: var(--skyjo-text);
}

.case-box p {
  margin: 0 0 10px 0;
  font-size: 0.88rem;
  color: var(--skyjo-muted);
}

.visual-card-equation {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 8px 12px;
  background: rgba(15, 23, 42, 0.04);
  border-radius: 12px;
  margin-top: 8px;
}

[data-morant-theme="dark"] .visual-card-equation {
  background: rgba(255, 255, 255, 0.04);
}

.eq-op {
  font-family: 'Fredoka', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--skyjo-text);
}

.eq-result-badge {
  font-family: 'Outfit', monospace;
  font-size: 1.15rem;
  font-weight: 800;
  padding: 8px 14px;
  border-radius: 10px;
  background: var(--skyjo-primary);
  color: #ffffff;
}

/* Widget Démo Soustraction */
.sub-demo-widget {
  background: var(--skyjo-surface-alt);
  border: 1.5px solid var(--skyjo-border);
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 18px;
}

.sub-demo-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.sub-demo-btn {
  flex: 1;
  min-width: 210px;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1.5px solid var(--skyjo-border);
  background: var(--skyjo-surface);
  color: var(--skyjo-text);
  font-family: 'Outfit', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.sub-demo-btn.active {
  background: #f59e0b;
  color: #0f172a;
  border-color: #d97706;
}

.sub-demo-stage {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.demo-comparison-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.demo-col-box {
  background: var(--skyjo-surface);
  border: 1px solid var(--skyjo-border);
  border-radius: 12px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
}

.demo-col-title {
  font-weight: 800;
  font-size: 0.92rem;
}

.demo-formula-pill {
  font-family: 'Outfit', monospace;
  font-size: 1.15rem;
  font-weight: 800;
  padding: 6px 12px;
  border-radius: 8px;
  background: rgba(245, 158, 11, 0.16);
  color: var(--skyjo-text);
}

/* Règle d'or */
.golden-rule-box {
  background: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
  color: #ffffff;
  border-radius: 16px;
  padding: 18px 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  border: 2px solid #818cf8;
}

.golden-rule-icon {
  font-size: 2.2rem;
  line-height: 1;
}

.golden-rule-content h3 {
  margin: 0 0 4px 0;
  font-family: 'Fredoka', sans-serif;
  font-size: 1.2rem;
  color: #fde047;
}

.golden-rule-quote {
  margin: 0 0 12px 0;
  font-size: 1.08rem;
}

.golden-rule-examples {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.gr-ex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  background: rgba(255, 255, 255, 0.08);
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.92rem;
}

.gr-ex code {
  font-family: 'Outfit', monospace;
  font-size: 1.05rem;
  font-weight: 800;
}

.hl-sub {
  color: #fca5a5;
  text-decoration: underline;
}

.hl-add {
  color: #6ee7b7;
  font-weight: 800;
}

/* Atelier d'entraînement (Exercices 2, 3, 4) */
.training-workshop-card {
  background: var(--skyjo-surface);
  border: 1px solid var(--skyjo-border);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--skyjo-shadow);
}

.workshop-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--skyjo-border);
}

.workshop-header h2 {
  font-family: 'Fredoka', sans-serif;
  font-size: 1.45rem;
  margin: 4px 0 6px 0;
}

.workshop-header p {
  margin: 0;
  color: var(--skyjo-muted);
  font-size: 0.94rem;
}

.workshop-filter-btns {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.wf-btn {
  padding: 9px 15px;
  border-radius: 10px;
  border: 1.5px solid var(--skyjo-border);
  background: var(--skyjo-surface-alt);
  color: var(--skyjo-text);
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.18s ease;
}

.wf-btn.active {
  background: var(--skyjo-primary);
  color: #ffffff;
  border-color: var(--skyjo-primary);
}

.wf-btn.wf-random {
  border-color: #8b5cf6;
  color: #7c3aed;
}

[data-morant-theme="dark"] .wf-btn.wf-random {
  color: #c4b5fd;
}

.wf-btn.wf-random:hover {
  background: #8b5cf6;
  color: #ffffff;
}

.workshop-exercises-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 16px;
}

.exo-drill-card {
  background: var(--skyjo-surface-alt);
  border: 1.5px solid var(--skyjo-border);
  border-radius: 14px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.exo-drill-expr {
  font-family: 'Outfit', monospace;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--skyjo-primary);
  background: var(--skyjo-surface);
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--skyjo-border);
}

.exo-drill-step {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}

.exo-drill-step input {
  flex: 1;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1.5px solid var(--skyjo-border);
  background: var(--skyjo-surface);
  color: var(--skyjo-text);
  font-family: 'Outfit', monospace;
  font-size: 1rem;
  font-weight: 700;
}

.exo-drill-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.exo-drill-feedback {
  font-size: 0.86rem;
  font-weight: 600;
  line-height: 1.4;
}

/* =========================================================================
   ONGLET 3 : JEU SKYJO VS ORDINATEUR (IA ALBERT)
   ========================================================================= */
.duel-top-bar {
  background: var(--skyjo-surface);
  border: 1px solid var(--skyjo-border);
  border-radius: 16px;
  padding: 14px 18px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  box-shadow: var(--skyjo-shadow);
}

.duel-settings-group {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.duel-select-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.9rem;
}

.duel-select-label select {
  padding: 8px 12px;
  border-radius: 10px;
  border: 1.5px solid var(--skyjo-border);
  background: var(--skyjo-surface-alt);
  color: var(--skyjo-text);
  font-family: 'Outfit', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
}

.duel-action-btns {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.btn-special-power {
  padding: 11px 16px;
  border-radius: 12px;
  border: 2px solid #8b5cf6;
  background: rgba(139, 92, 246, 0.14);
  color: #6d28d9;
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

[data-morant-theme="dark"] .btn-special-power {
  color: #ddd6fe;
}

.btn-special-power:hover:not(:disabled) {
  background: #8b5cf6;
  color: #ffffff;
}

.btn-special-power.active {
  background: #dc2626;
  border-color: #dc2626;
  color: #ffffff;
  animation: pulseGlow 1.2s infinite;
}

.btn-special-power:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.5); }
  50% { box-shadow: 0 0 0 8px rgba(220, 38, 38, 0); }
}

.btn-new-game {
  padding: 11px 18px;
  border-radius: 12px;
  border: none;
  background: var(--skyjo-primary);
  color: #ffffff;
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 0.92rem;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn-new-game:hover {
  background: var(--skyjo-primary-hover);
}

/* Bandeau de statut du tour */
.duel-status-banner {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  color: #ffffff;
  border-radius: 16px;
  padding: 14px 20px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  border: 1.5px solid #334155;
}

.status-turn-pill {
  padding: 6px 14px;
  border-radius: 99px;
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  background: #3b82f6;
  color: #ffffff;
}

.status-turn-pill.ai-turn {
  background: #f59e0b;
  color: #0f172a;
}

.status-turn-pill.game-over {
  background: #10b981;
  color: #ffffff;
}

.status-message {
  flex: 1;
  font-size: 1.05rem;
  font-weight: 600;
  min-width: 240px;
}

.status-math-log {
  font-family: 'Outfit', monospace;
  font-size: 0.92rem;
  background: rgba(255, 255, 255, 0.08);
  padding: 6px 12px;
  border-radius: 8px;
  color: #fde047;
}

/* Arène Duel 3 colonnes */
.duel-arena {
  display: grid;
  grid-template-columns: 1fr 290px 1fr;
  gap: 18px;
  align-items: start;
  margin-bottom: 18px;
}

.player-board {
  background: var(--skyjo-felt);
  border: 3px solid #15803d;
  border-radius: 22px;
  padding: 18px;
  color: #ffffff;
  box-shadow: inset 0 4px 24px rgba(0, 0, 0, 0.45), var(--skyjo-shadow);
}

.player-board.ai-board {
  background: radial-gradient(circle at 50% 40%, #1e3a8a 0%, #172554 70%, #0f172a 100%);
  border-color: #3b82f6;
}

.board-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.board-player-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.player-avatar {
  font-size: 2rem;
  line-height: 1;
}

.board-player-title h3 {
  margin: 0;
  font-family: 'Fredoka', sans-serif;
  font-size: 1.25rem;
}

.board-sub {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.75);
}

.board-score-box {
  background: rgba(15, 23, 42, 0.6);
  border: 1.5px solid rgba(255, 255, 255, 0.25);
  border-radius: 12px;
  padding: 6px 14px;
  text-align: center;
  min-width: 105px;
}

.board-score-label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  color: #cbd5e1;
}

.board-score-val {
  font-family: 'Fredoka', sans-serif;
  font-size: 1.65rem;
  font-weight: 700;
  color: #fde047;
}

/* Grille de cartes Skyjo (3 ou 4 colonnes) */
.skyjo-card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  justify-items: center;
  padding: 6px 0;
}

.skyjo-card-grid.grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.skyjo-card.eliminated-slot {
  background: rgba(255, 255, 255, 0.06);
  border: 2px dashed rgba(255, 255, 255, 0.22);
  box-shadow: none;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.78rem;
  font-weight: 700;
  text-align: center;
  padding: 6px;
  pointer-events: none;
}

.skyjo-card.selectable-target {
  box-shadow: 0 0 0 3px #fbbf24, var(--skyjo-card-shadow);
}

.board-math-footer {
  margin-top: 14px;
  background: rgba(15, 23, 42, 0.65);
  border-radius: 12px;
  padding: 10px 14px;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.board-math-footer code {
  font-family: 'Outfit', monospace;
  font-weight: 800;
  color: #fde047;
  font-size: 1rem;
}

/* Colonne centrale : Pioche + Défausse + Carte en main */
.center-piles-column {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.piles-container {
  background: var(--skyjo-surface);
  border: 1px solid var(--skyjo-border);
  border-radius: 20px;
  padding: 16px;
  display: flex;
  justify-content: space-around;
  gap: 12px;
  box-shadow: var(--skyjo-shadow);
}

.pile-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.pile-title {
  font-weight: 800;
  font-size: 0.86rem;
  text-transform: uppercase;
  color: var(--skyjo-muted);
}

.pile-slot {
  border-radius: 12px;
  cursor: pointer;
  position: relative;
}

.pile-action-hint {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--skyjo-primary);
  text-align: center;
}

.drawn-card-tray {
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  border: 2px solid #3b82f6;
  border-radius: 18px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.25);
}

[data-morant-theme="dark"] .drawn-card-tray {
  background: linear-gradient(135deg, #1e293b 0%, #172554 100%);
}

.tray-title {
  font-weight: 800;
  font-size: 0.92rem;
  color: var(--skyjo-primary);
}

.tray-instructions p {
  margin: 0 0 8px 0;
  font-size: 0.84rem;
}

.btn-discard-drawn {
  width: 100%;
  padding: 9px 12px;
  border-radius: 10px;
  border: 1.5px solid #ef4444;
  background: rgba(239, 68, 68, 0.12);
  color: #dc2626;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.18s ease;
}

[data-morant-theme="dark"] .btn-discard-drawn {
  color: #fca5a5;
}

.btn-discard-drawn:hover {
  background: #ef4444;
  color: #ffffff;
}

.live-math-explainer {
  background: var(--skyjo-surface);
  border: 1.5px solid var(--skyjo-border);
  border-left: 5px solid #8b5cf6;
  border-radius: 16px;
  padding: 14px;
  box-shadow: var(--skyjo-shadow);
}

.explainer-header {
  font-weight: 800;
  font-size: 0.88rem;
  color: #7c3aed;
  margin-bottom: 6px;
}

[data-morant-theme="dark"] .explainer-header {
  color: #c4b5fd;
}

.explainer-body {
  font-size: 0.86rem;
  line-height: 1.48;
  color: var(--skyjo-text);
}

.duel-rules-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.rule-chip {
  background: var(--skyjo-surface);
  border: 1px solid var(--skyjo-border);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 0.84rem;
  line-height: 1.4;
  color: var(--skyjo-muted);
}

.rule-chip strong {
  color: var(--skyjo-text);
}

.hidden {
  display: none !important;
}

/* =========================================================================
   RESPONSIVE (TABLETTES, MOBILES & ÉCRANS TNI)
   ========================================================================= */
@media (max-width: 1180px) {
  .cours-board-layout {
    grid-template-columns: 1fr;
  }
  .extension-grid {
    grid-template-columns: 1fr;
  }
  .duel-arena {
    grid-template-columns: 1fr;
  }
  .duel-rules-bar {
    grid-template-columns: repeat(2, 1fr);
  }
  .cours-duel-comparison {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .skyjo-hero {
    padding: 12px 14px;
  }
  .skyjo-brand-text h1 {
    font-size: 1.25rem;
  }
  .demo-comparison-cols {
    grid-template-columns: 1fr;
  }
  .duel-rules-bar {
    grid-template-columns: 1fr;
  }
  .skyjo-card {
    width: 90px;
    height: 140px;
  }
  .skyjo-card.size-md {
    width: 74px;
    height: 115px;
  }
}