/* ============================================================
   SpotHuman V3 — style.v3.css
   Mobile-first. Custom Properties. BEM-inspired.
   ============================================================ */

/* ------------------------------------------------------------
   0. DESIGN TOKENS
------------------------------------------------------------ */
:root {
  /* Couleurs */
  --color-bg:         #F7F9FC;
  --color-surface:    #FFFFFF;
  --color-primary:    #2D3748;
  --color-accent:     #6366F1;
  --color-accent-hover: #4F46E5;
  --color-success:    #22C55E;
  --color-error:      #EF4444;
  --color-warning:    #F59E0B;
  --color-text:       #2D3748;
  --color-text-muted: #718096;
  --color-border:     #E2E8F0;

  /* Typographie */
  --font-family:      'Inter', system-ui, -apple-system, sans-serif;
  --font-size-xs:     0.75rem;
  --font-size-sm:     0.875rem;
  --font-size-base:   1rem;
  --font-size-lg:     1.125rem;
  --font-size-xl:     1.25rem;
  --font-size-2xl:    1.5rem;
  --font-size-3xl:    1.875rem;
  --font-size-4xl:    2.25rem;
  --font-size-5xl:    3rem;

  /* Espacements */
  --space-1:   0.25rem;
  --space-2:   0.5rem;
  --space-3:   0.75rem;
  --space-4:   1rem;
  --space-5:   1.25rem;
  --space-6:   1.5rem;
  --space-8:   2rem;
  --space-10:  2.5rem;
  --space-12:  3rem;
  --space-16:  4rem;

  /* Bords */
  --radius-sm:  8px;
  --radius-md:  12px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full: 9999px;

  /* Ombres */
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:  0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.05);
  --shadow-lg:  0 10px 25px rgba(0,0,0,.10), 0 4px 10px rgba(0,0,0,.06);
  --shadow-xl:  0 20px 40px rgba(0,0,0,.12), 0 8px 16px rgba(0,0,0,.06);

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow:   400ms ease;

  /* Largeur max du contenu */
  --max-width: 680px;
}

/* Thème sombre si souhaité par le système */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg:         #0F1117;
    --color-surface:    #1A1D2E;
    --color-primary:    #E2E8F0;
    --color-text:       #E2E8F0;
    --color-text-muted: #A0AEC0;
    --color-border:     #2D3748;
  }
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

p, h1, h2, h3, h4 {
  overflow-wrap: break-word;
}

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--color-accent-hover);
}

/* Accessibilité : outline visible au clavier */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Masque les éléments en attente */
[hidden] {
  display: none !important;
}

/* Réduction des animations si demandée */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ------------------------------------------------------------
   2. UTILITAIRES
------------------------------------------------------------ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ------------------------------------------------------------
   3. BOUTONS
------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border: 2px solid transparent;
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition-fast),
              border-color var(--transition-fast),
              color var(--transition-fast),
              transform var(--transition-fast),
              box-shadow var(--transition-fast);
  white-space: nowrap;
  -webkit-user-select: none;
  user-select: none;
}

.btn:active {
  transform: scale(0.97);
}

/* Primaire */
.btn-primary {
  background-color: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

/* Secondaire */
.btn-secondary {
  background-color: var(--color-surface);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn-secondary:hover {
  background-color: rgba(99, 102, 241, 0.06);
}

/* Outline */
.btn-outline {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

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

/* Ghost */
.btn-ghost {
  background-color: transparent;
  color: var(--color-text-muted);
  border-color: transparent;
  font-weight: 400;
}

.btn-ghost:hover {
  color: var(--color-text);
  text-decoration: underline;
}

/* Pleine largeur */
.btn-full {
  width: 100%;
}

/* Grand CTA */
.btn-cta {
  font-size: var(--font-size-lg);
  padding: var(--space-4) var(--space-10);
}

/* Animation du CTA au chargement */
@keyframes pulse-cta {
  0%, 100% { box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4); }
  50%       { box-shadow: 0 0 0 12px rgba(99, 102, 241, 0); }
}

.btn-cta {
  animation: pulse-cta 2.5s ease infinite;
}

.btn-cta:hover {
  animation: none;
}

.btn-arrow {
  font-style: normal;
  transition: transform var(--transition-fast);
}

.btn-cta:hover .btn-arrow {
  transform: translateX(4px);
}

/* ------------------------------------------------------------
   4. SECTION INTRO / LANDING
------------------------------------------------------------ */
#intro {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  padding: var(--space-8) var(--space-4);
  text-align: center;
  background: linear-gradient(160deg, #F7F9FC 0%, #EEF2FF 100%);
}

@media (prefers-color-scheme: dark) {
  #intro {
    background: linear-gradient(160deg, #0F1117 0%, #1A1D2E 100%);
  }
}

.intro-inner {
  max-width: var(--max-width);
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

/* Badge "Nouveau" */
.intro-badge {
  display: inline-block;
  background-color: rgba(99, 102, 241, 0.1);
  color: var(--color-accent);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* Titre principal */
.intro-headline {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

@media (min-width: 480px) {
  .intro-headline { font-size: var(--font-size-4xl); }
}

@media (min-width: 768px) {
  .intro-headline { font-size: var(--font-size-5xl); }
}

.intro-headline-accent {
  color: var(--color-accent);
  display: block;
}

/* Sous-titre */
.intro-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  line-height: 1.5;
}

@media (min-width: 480px) {
  .intro-subtitle { font-size: var(--font-size-xl); }
}

/* Bullets */
.intro-bullets {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-6);
  justify-content: center;
}

.intro-bullets li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-surface);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

.bullet-icon {
  font-size: 1.1em;
}

/* Meta texte sous le CTA */
.intro-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: calc(-1 * var(--space-2));
}

/* Animation d'entrée */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.intro-inner > * {
  animation: fade-up 0.5s ease both;
}

.intro-inner > *:nth-child(1) { animation-delay: 0.05s; }
.intro-inner > *:nth-child(2) { animation-delay: 0.12s; }
.intro-inner > *:nth-child(3) { animation-delay: 0.20s; }
.intro-inner > *:nth-child(4) { animation-delay: 0.28s; }
.intro-inner > *:nth-child(5) { animation-delay: 0.36s; }
.intro-inner > *:nth-child(6) { animation-delay: 0.44s; }

/* ------------------------------------------------------------
   5. BARRE DE PROGRESSION
------------------------------------------------------------ */
.progress-bar-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-4) 0;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

.progress-bar-track {
  flex: 1;
  height: 6px;
  background-color: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-accent), #818CF8);
  border-radius: var(--radius-full);
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  white-space: nowrap;
  min-width: 80px;
  text-align: right;
}

/* ------------------------------------------------------------
   6. ZONE DE JEU (QUIZ)
------------------------------------------------------------ */
#game-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  padding: var(--space-4);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

/* En-tête question */
.question-header {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.question-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.question-category {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  background: rgba(99, 102, 241, 0.1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.question-difficulty {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.question-prompt {
  font-size: var(--font-size-xl);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-primary);
}

@media (min-width: 480px) {
  .question-prompt { font-size: var(--font-size-2xl); }
}

/* Grille des cartes-réponses — format 3 colonnes (mobile : 1 colonne) */
.answers-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

/* Format 4 cartes : grille 2x2 */
.answers-grid--4 {
  grid-template-columns: 1fr;
}

@media (min-width: 480px) {
  .answers-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Format 3 cartes : reste en colonne sur mobile, 1 colonne sur desktop */
.answers-grid--3 {
  grid-template-columns: 1fr;
}

/* Carte de réponse individuelle */
.answer-card {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  cursor: pointer;
  text-align: left;
  width: 100%;
  transition: border-color var(--transition-fast),
              background-color var(--transition-fast),
              transform var(--transition-fast),
              box-shadow var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.answer-card:hover:not(:disabled) {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.answer-card:active:not(:disabled) {
  transform: scale(0.99);
}

.answer-card:disabled {
  cursor: default;
}

/* Label de la carte (A, B, C) */
.answer-card-label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

/* Contenu textuel de la carte */
.answer-card-text {
  font-size: var(--font-size-sm);
  line-height: 1.65;
  color: var(--color-text);
}

@media (min-width: 480px) {
  .answer-card-text { font-size: var(--font-size-base); }
}

/* Source optionnelle (auteur, handle, etc.) */
.answer-card-source {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
  font-style: italic;
}

/* États après réponse */
.answer-card.is-correct {
  border-color: var(--color-success);
  background-color: rgba(34, 197, 94, 0.06);
}

.answer-card.is-wrong {
  border-color: var(--color-error);
  background-color: rgba(239, 68, 68, 0.06);
}

.answer-card.is-selected-wrong {
  border-color: var(--color-error);
  background-color: rgba(239, 68, 68, 0.1);
}

/* Icône résultat dans la carte */
.answer-card-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-size: 12px;
  float: right;
  margin-left: var(--space-2);
  flex-shrink: 0;
}

.answer-card.is-correct .answer-card-badge {
  background: var(--color-success);
  color: #fff;
}

.answer-card.is-selected-wrong .answer-card-badge {
  background: var(--color-error);
  color: #fff;
}

/* Feedback panel */
.feedback-panel {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  animation: fade-up 0.3s ease;
}

.feedback-result {
  font-size: var(--font-size-lg);
  font-weight: 700;
}

.feedback-result.is-correct { color: var(--color-success); }
.feedback-result.is-wrong   { color: var(--color-error); }

.feedback-sources {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.feedback-sources strong {
  color: var(--color-text);
}

/* ------------------------------------------------------------
   7. SCORE SCREEN
------------------------------------------------------------ */
#score-screen {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-4);
  text-align: center;
  background: linear-gradient(160deg, #F7F9FC 0%, #EEF2FF 100%);
  min-height: 100dvh;
}

@media (prefers-color-scheme: dark) {
  #score-screen {
    background: linear-gradient(160deg, #0F1117 0%, #1A1D2E 100%);
  }
}

.score-inner {
  max-width: var(--max-width);
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
}

/* Emoji du score */
.score-emoji {
  font-size: 3.5rem;
  line-height: 1;
  animation: bounce-in 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes bounce-in {
  from { transform: scale(0); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

/* Grand score numérique */
.score-number {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  animation: count-up 0.6s ease;
}

#score-value {
  font-size: 5rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  letter-spacing: -0.04em;
}

@media (min-width: 480px) {
  #score-value { font-size: 6rem; }
}

.score-total {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--color-text-muted);
}

/* Titre narratif */
.score-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-primary);
  animation: fade-up 0.5s ease 0.2s both;
}

@media (min-width: 480px) {
  .score-title { font-size: var(--font-size-3xl); }
}

/* Message narratif */
.score-message {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 400px;
  animation: fade-up 0.5s ease 0.3s both;
}

/* Grille Wordle */
.score-grid {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  justify-content: center;
  animation: fade-up 0.5s ease 0.4s both;
}

.score-dot {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.score-dot.correct {
  background-color: var(--color-success);
}

.score-dot.wrong {
  background-color: var(--color-error);
}

/* Actions du score */
.score-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  width: 100%;
  max-width: 360px;
  animation: fade-up 0.5s ease 0.5s both;
}

/* Panneau de partage */
.share-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  width: 100%;
  max-width: 400px;
  animation: fade-up 0.3s ease;
}

.share-panel-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-3);
}

.share-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.btn-share-platform {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  transition: border-color var(--transition-fast),
              background-color var(--transition-fast),
              color var(--transition-fast);
}

.btn-share-platform:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(99, 102, 241, 0.05);
}

/* ------------------------------------------------------------
   8. EMAIL GATE (Modale)
------------------------------------------------------------ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 100;
  animation: fade-in-overlay 0.25s ease;
}

@media (min-width: 480px) {
  .modal-overlay {
    align-items: center;
  }
}

@keyframes fade-in-overlay {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.modal-box {
  background: var(--color-surface);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: var(--space-8) var(--space-6);
  max-width: 480px;
  width: 100%;
  position: relative;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  animation: slide-up 0.35s cubic-bezier(0.34, 1.2, 0.64, 1);
  max-height: 90dvh;
  overflow-y: auto;
}

@media (min-width: 480px) {
  .modal-box {
    border-radius: var(--radius-xl);
    animation: bounce-in-modal 0.35s cubic-bezier(0.34, 1.2, 0.64, 1);
  }
}

@keyframes slide-up {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

@keyframes bounce-in-modal {
  from { transform: scale(0.92) translateY(10px); opacity: 0; }
  to   { transform: scale(1) translateY(0);       opacity: 1; }
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: none;
  border: none;
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.modal-close:hover {
  background: var(--color-border);
  color: var(--color-text);
}

.gate-icon {
  font-size: 2.5rem;
  text-align: center;
}

.gate-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  text-align: center;
  color: var(--color-primary);
  line-height: 1.25;
}

.gate-subtitle {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  text-align: center;
}

/* Formulaire email */
.gate-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-input.is-invalid {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-error {
  font-size: var(--font-size-sm);
  color: var(--color-error);
  font-weight: 600;
}

/* Checkbox custom */
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
}

.form-checkbox input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkbox-custom {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition-fast), background var(--transition-fast);
  margin-top: 1px;
}

.form-checkbox input:checked + .checkbox-custom {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.form-checkbox input:checked + .checkbox-custom::after {
  content: '';
  width: 10px;
  height: 6px;
  border: 2px solid #fff;
  border-top: none;
  border-right: none;
  transform: rotate(-45deg) translateY(-1px);
}

.form-checkbox input:focus-visible + .checkbox-custom {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.checkbox-label {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  line-height: 1.5;
}

.optional-tag {
  color: var(--color-text-muted);
  font-weight: 400;
}

.gate-privacy {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-align: center;
}

/* ------------------------------------------------------------
   9. DETAIL SCREEN
------------------------------------------------------------ */
#detail-screen {
  flex: 1;
  padding: var(--space-8) var(--space-4);
  background: var(--color-bg);
}

.detail-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.detail-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-primary);
}

@media (min-width: 480px) {
  .detail-title { font-size: var(--font-size-3xl); }
}

/* Breakdown par catégorie */
.category-breakdown {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.category-breakdown-title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}

.category-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.category-name {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  min-width: 100px;
  flex-shrink: 0;
}

.category-bar-track {
  flex: 1;
  height: 8px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.category-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.category-bar-fill.perfect {
  background: var(--color-success);
}

.category-bar-fill.weak {
  background: var(--color-error);
}

.category-score-text {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text-muted);
  min-width: 36px;
  text-align: right;
}

/* Review des questions */
.questions-review {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.review-card {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast);
}

.review-card.correct-answer {
  border-color: rgba(34, 197, 94, 0.35);
}

.review-card.wrong-answer {
  border-color: rgba(239, 68, 68, 0.35);
}

.review-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.review-card-q-number {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.review-card-badge {
  font-size: var(--font-size-sm);
  font-weight: 700;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.review-card-badge.correct {
  background: rgba(34, 197, 94, 0.12);
  color: #16A34A;
}

.review-card-badge.wrong {
  background: rgba(239, 68, 68, 0.12);
  color: #DC2626;
}

.review-card-prompt {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.review-card-explanation {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.review-card-explanation strong {
  color: var(--color-text);
}

/* CTA Enumalon */
.cta-enumalon {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.06), rgba(99, 102, 241, 0.02));
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}

.cta-enumalon-text {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: 400px;
}

.cta-enumalon-text strong {
  color: var(--color-text);
}

.cta-enumalon-link {
  font-size: var(--font-size-sm);
  font-weight: 700;
}

/* ------------------------------------------------------------
   10. FOOTER
------------------------------------------------------------ */
.site-footer {
  padding: var(--space-6) var(--space-4);
  text-align: center;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  background: var(--color-surface);
}

.site-footer nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.site-footer nav a {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}

.site-footer nav a:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.footer-powered {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ------------------------------------------------------------
   11. ÉTATS DE TRANSITION DES SECTIONS
------------------------------------------------------------ */
.section-fade-in {
  animation: fade-up 0.4s ease;
}

/* Toast de confirmation (copie, etc.) */
.toast {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%) translateY(0);
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  z-index: 200;
  pointer-events: none;
  animation: toast-in-out 2.5s ease forwards;
}

@keyframes toast-in-out {
  0%   { opacity: 0; transform: translateX(-50%) translateY(20px); }
  15%  { opacity: 1; transform: translateX(-50%) translateY(0); }
  75%  { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(-10px); }
}

/* ------------------------------------------------------------
   12. RESPONSIVE — TABLET & DESKTOP
------------------------------------------------------------ */
@media (min-width: 640px) {
  #game-container {
    padding: var(--space-6);
  }

  .answers-grid {
    gap: var(--space-4);
  }

  .answers-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .answer-card {
    padding: var(--space-5) var(--space-6);
  }

  .answer-card-text {
    font-size: var(--font-size-base);
  }

  .score-actions {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 480px;
  }
}

@media (min-width: 768px) {
  .modal-overlay {
    align-items: center;
  }

  .modal-box {
    border-radius: var(--radius-xl);
  }

  .intro-bullets {
    flex-wrap: nowrap;
  }

  .category-row {
    gap: var(--space-4);
  }

  .category-name {
    min-width: 140px;
  }
}

@media (min-width: 1024px) {
  :root {
    --max-width: 720px;
  }
}

/* ------------------------------------------------------------
   13. FORMAT 4 CARTES — AJOUTS V4
------------------------------------------------------------ */

/* Source révélée sous chaque carte après réponse */
.answer-card-source-reveal {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border);
  letter-spacing: 0.01em;
}

/* Carte correcte : source en vert */
.answer-card.is-correct .answer-card-source-reveal {
  color: #16A34A;
  border-top-color: rgba(34, 197, 94, 0.3);
}

/* Carte choisie (erreur) : source en rouge */
.answer-card.is-selected-wrong .answer-card-source-reveal {
  color: #DC2626;
  border-top-color: rgba(239, 68, 68, 0.3);
}

/* Badge source dans la vue de révision (detail screen) */
.review-source-badge {
  display: inline-block;
  background: rgba(99, 102, 241, 0.08);
  color: var(--color-accent);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-full);
  padding: 1px var(--space-2);
  font-size: var(--font-size-xs);
  font-weight: 600;
  margin-left: var(--space-1);
  white-space: nowrap;
}

/* Sur la grille 4 cartes, réduire légèrement le padding interne
   pour que le texte tienne bien en 2 colonnes */
@media (min-width: 480px) {
  .answers-grid--4 .answer-card {
    padding: var(--space-3) var(--space-4);
  }

  .answers-grid--4 .answer-card-text {
    font-size: var(--font-size-sm);
  }
}

/* Score dot format 4 : légèrement plus grand pour signaler 4 options */
.score-dot[data-format="4"] {
  width: 32px;
  height: 32px;
}