/* ============================================================
   TISSELIA — Design System
   Dégradé Cyan/Bleu-lagon → Pêche/Corail
   Style Glassmorphism
   Police Poppins
   ============================================================ */

/* ---- Variables CSS ---- */
:root {
  --cyan:       #4db8c8;
  --peach:      #f59b8b;
  --gradient:   linear-gradient(135deg, #4db8c8 0%, #f59b8b 100%);
  --gradient-r: linear-gradient(135deg, #f59b8b 0%, #4db8c8 100%);

  --sidebar-bg: #0f1923;
  --sidebar-w:  300px;
  --header-h:   64px;

  --text-primary:   #1a2535;
  --text-secondary: #6b7a90;
  --text-light:     #f0f4f8;
  --bg-page:        #f4f7fb;
  --bg-card:        #ffffff;

  --glass-bg:      rgba(255,255,255,0.15);
  --glass-border:  rgba(255,255,255,0.3);
  --glass-blur:    blur(12px);

  --radius-sm:  8px;
  --radius-md:  14px;
  --radius-lg:  22px;
  --radius-xl:  32px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.12);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.16);

  --transition: 0.25s ease;
}

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

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

body {
  font-family: 'Poppins', sans-serif;
  background: var(--bg-page);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }
img, iframe { max-width: 100%; display: block; }

/* ============================================================
   LAYOUT
   ============================================================ */
.app-wrapper {
  display: flex;
  min-height: 100vh;
}

/* ---- SIDEBAR ---- */
.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 200;
  transition: transform var(--transition);
}

/* Scrollbar fine dans la sidebar */
.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 2px; }

/* ---- SIDEBAR HEADER ---- */
.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 20px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  flex-shrink: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  font-size: 1.6rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 8px rgba(77,184,200,0.5));
}

.logo-text {
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
}

/* Bouton fermeture (mobile uniquement) */
.sidebar-close-btn {
  color: rgba(255,255,255,0.5);
  font-size: 1.1rem;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  display: none;
}
.sidebar-close-btn:hover { color: #fff; background: rgba(255,255,255,0.08); }

/* ---- PROGRESS ---- */
.progress-container {
  padding: 20px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  flex-shrink: 0;
}

.progress-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 10px;
}

#progress-percent {
  color: var(--cyan);
  font-weight: 600;
}

.progress-bar-track {
  height: 6px;
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: var(--gradient);
  border-radius: 3px;
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- COURSE NAV ---- */
.course-nav {
  flex: 1;
  padding: 12px 0 24px;
}

/* Module (accordéon) */
.module-item { border-bottom: 1px solid rgba(255,255,255,0.05); }

.module-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  color: rgba(255,255,255,0.8);
  font-size: 0.82rem;
  font-weight: 600;
  text-align: left;
  transition: background var(--transition), color var(--transition);
  position: relative;
}

.module-toggle:hover { background: rgba(255,255,255,0.05); color: #fff; }
.module-toggle.open { color: #fff; background: rgba(255,255,255,0.04); }

.module-num {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.module-title-text { flex: 1; line-height: 1.3; }

.module-chevron {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.3);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.module-toggle.open .module-chevron { transform: rotate(180deg); }

/* Sessions list */
.sessions-list {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.35s ease;
}
.sessions-list.open { max-height: 600px; }

.session-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px 10px 44px;
  color: rgba(255,255,255,0.5);
  font-size: 0.8rem;
  font-weight: 400;
  text-align: left;
  transition: background var(--transition), color var(--transition);
  position: relative;
}
.session-btn:hover { background: rgba(255,255,255,0.05); color: rgba(255,255,255,0.85); }
.session-btn.active {
  color: var(--cyan);
  background: rgba(77,184,200,0.1);
  font-weight: 500;
}
.session-btn.active::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--gradient);
  border-radius: 0 2px 2px 0;
}

/* Icône de complétion sur chaque séance */
.session-status-icon {
  font-size: 0.75rem;
  flex-shrink: 0;
  opacity: 0;
  transition: opacity var(--transition);
}
.session-btn.completed .session-status-icon { opacity: 1; }
.session-btn.completed { color: rgba(255,255,255,0.4); }

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ---- MAIN HEADER ---- */
.main-header {
  height: var(--header-h);
  background: var(--bg-card);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  display: flex;
  align-items: center;
  padding: 0 32px;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

/* Bouton hamburger (caché sur desktop) */
.hamburger-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.hamburger-btn:hover { background: rgba(0,0,0,0.05); }
.hamburger-btn span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: var(--transition);
}

.main-header-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* ---- LESSON VIEW ---- */
.lesson-view {
  flex: 1;
  padding: 40px 48px;
  max-width: 900px;
  width: 100%;
}

/* ============================================================
   WELCOME SCREEN
   ============================================================ */
.welcome-screen {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  text-align: left;
  min-height: auto;
  gap: 0;
  padding-bottom: 60px;
}

/* ============================================================
   LESSON CONTENT
   ============================================================ */
.lesson-content { animation: fadeIn 0.3s ease; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hidden { display: none !important; }

/* Breadcrumb */
.lesson-breadcrumb {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.lesson-breadcrumb .sep { color: var(--peach); }

/* Titre séance */
.lesson-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 28px;
  line-height: 1.3;
}

/* Vidéo embed */
.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  margin-bottom: 32px;
  background: #000;
}
.video-wrapper iframe,
.video-wrapper video {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}

/* ── Description de séance ── */
.session-description {
  font-size: 0.97rem;
  line-height: 1.85;
  color: var(--text-primary);
}
.session-description p { margin-bottom: 18px; }
.session-description p:last-child { margin-bottom: 0; }

/* Héro description : texte gauche + image droite */
.desc-hero {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  margin-bottom: 28px;
}
.desc-hero-text { flex: 1; min-width: 0; }
.desc-hero-text p:last-child { margin-bottom: 0; }
.desc-hero-img {
  width: 200px;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}
@media (max-width: 640px) {
  .desc-hero { flex-direction: column-reverse; gap: 16px; }
  .desc-hero-img { width: 100%; height: auto; aspect-ratio: 1 / 1; }
}

.session-objectives {
  margin-top: 28px;
  padding: 22px 28px;
  background: linear-gradient(135deg, rgba(77,184,200,0.06) 0%, rgba(255,138,91,0.05) 100%);
  border: 1px solid rgba(77,184,200,0.25);
  border-radius: var(--radius-md);
}
.objectives-title {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--cyan);
  margin-bottom: 14px;
}
.session-objectives ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.session-objectives ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-primary);
}
.session-objectives ul li::before {
  content: "✓";
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  background: var(--gradient);
  color: #fff;
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

/* Courte description vidéo (onglet cours) */
.video-caption {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 14px;
  line-height: 1.6;
}

/* Lien fallback Canva (mobile) */
.canva-fallback-btn {
  display: inline-block;
  margin-top: 10px;
  margin-bottom: 28px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  background: rgba(0,0,0,0.03);
  border: 1px solid rgba(0,0,0,0.09);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  transition: background var(--transition), color var(--transition);
  text-decoration: none;
}
.canva-fallback-btn:hover {
  background: rgba(77,184,200,0.08);
  color: var(--cyan);
  border-color: rgba(77,184,200,0.25);
}

/* Texte introduction (legacy) */
.lesson-intro {
  font-size: 0.97rem;
  line-height: 1.8;
  color: var(--text-primary);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  border-left: 4px solid var(--cyan);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

/* Ressources */
.resources-section {
  margin-bottom: 32px;
}

.section-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

/* ── Fiche récapitulative ── */
.recap-card {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 20px 24px;
  margin-bottom: 28px;
  background: linear-gradient(135deg, rgba(77,184,200,0.08) 0%, rgba(255,138,91,0.06) 100%);
  border: 1.5px solid rgba(77,184,200,0.35);
  border-left: 4px solid var(--cyan);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  color: inherit;
  text-decoration: none;
  transition: box-shadow var(--transition), transform var(--transition);
}
.recap-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.recap-card-icon { font-size: 2.2rem; flex-shrink: 0; line-height: 1; }
.recap-card-body { flex: 1; }
.recap-card-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--cyan);
  margin-bottom: 3px;
}
.recap-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.recap-card-hint {
  font-size: 0.78rem;
  color: var(--text-secondary);
}
.recap-card-arrow {
  flex-shrink: 0;
  padding: 8px 18px;
  background: var(--gradient);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  border-radius: var(--radius-lg);
  white-space: nowrap;
}
@media (max-width: 600px) {
  .recap-card { flex-wrap: wrap; gap: 12px; }
  .recap-card-arrow { width: 100%; text-align: center; }
}

.resource-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--bg-card);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}
.resource-link:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.resource-link .link-icon { font-size: 1rem; }

/* ============================================================
   QUIZ
   ============================================================ */
.quiz-section {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 32px;
  border-top: 4px solid var(--peach);
}

.quiz-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.quiz-question-block { margin-bottom: 28px; }
.quiz-question-block:last-child { margin-bottom: 0; }

.quiz-question-text {
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 14px;
  line-height: 1.5;
}

.quiz-options { display: flex; flex-direction: column; gap: 10px; }

.quiz-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg-page);
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--text-primary);
  transition: border-color var(--transition), background var(--transition);
  user-select: none;
}
.quiz-option:hover { border-color: var(--cyan); background: rgba(77,184,200,0.06); }
.quiz-option.selected { border-color: var(--cyan); background: rgba(77,184,200,0.1); }
.quiz-option.correct  { border-color: #22c55e; background: rgba(34,197,94,0.08); }
.quiz-option.wrong    { border-color: #ef4444; background: rgba(239,68,68,0.08); }

.quiz-option.locked   { cursor: default; pointer-events: none; }

/* Marqueur visuel (remplace le radio natif) */
.quiz-opt-marker {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  border: 2px solid #ccc;
  border-radius: 50%;
  transition: border-color var(--transition), background var(--transition);
}
.quiz-option.selected .quiz-opt-marker { border-color: var(--cyan); background: var(--cyan); }
.quiz-option.correct  .quiz-opt-marker { border-color: #22c55e; background: #22c55e; }
.quiz-option.wrong    .quiz-opt-marker { border-color: #ef4444; background: #ef4444; }

/* Sous-titre du quiz */
.quiz-subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: -4px 0 20px;
}

/* Score précédent (affiché au chargement si déjà tenté) */
.quiz-prev-score {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(77,184,200,0.08);
  border: 1px solid rgba(77,184,200,0.25);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: 0.82rem;
  color: var(--text-primary);
  margin-bottom: 20px;
}

/* Bannière de résultat après validation */
.quiz-score-banner {
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 0.875rem;
  margin-bottom: 24px;
  line-height: 1.5;
}
.quiz-score-banner.pass {
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.35);
  color: #15803d;
}
.quiz-score-banner.fail {
  background: rgba(239,68,68,0.07);
  border: 1px solid rgba(239,68,68,0.28);
  color: #dc2626;
}

/* Zone boutons validate + retry */
.quiz-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 22px;
}

/* Bouton Réessayer */
.quiz-retry-btn {
  padding: 11px 22px;
  background: transparent;
  border: 2px solid var(--cyan);
  color: var(--cyan);
  font-family: 'Poppins', sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.quiz-retry-btn:hover { background: rgba(77,184,200,0.1); }

.quiz-feedback {
  margin-top: 12px;
  font-size: 0.82rem;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  display: none;
}
.quiz-feedback.correct { background: rgba(34,197,94,0.12); color: #16a34a; display: block; }
.quiz-feedback.wrong   { background: rgba(239,68,68,0.12); color: #dc2626; display: block; }

.quiz-validate-btn {
  padding: 11px 28px;
  background: var(--gradient);
  color: #fff;
  font-family: 'Poppins', sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 14px rgba(77,184,200,0.35);
  transition: opacity var(--transition), transform var(--transition);
}
.quiz-validate-btn:hover { opacity: 0.9; transform: translateY(-2px); }
.quiz-validate-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ============================================================
   BOUTONS
   ============================================================ */
.btn-primary {
  padding: 14px 32px;
  background: var(--gradient);
  color: #fff;
  font-family: 'Poppins', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  box-shadow: 0 6px 20px rgba(77,184,200,0.35);
  transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition);
  border: none;
  cursor: pointer;
}
.btn-primary:hover {
  opacity: 0.92;
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(77,184,200,0.45);
}

/* Glassmorphism button */
.glass-btn {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  color: #fff;
}
/* Override pour le bouton d'accueil qui est sur fond clair */
.welcome-screen .glass-btn {
  background: var(--gradient);
  border: none;
  color: #fff;
  backdrop-filter: none;
}

/* Bouton "Marquer comme terminée" */
.complete-btn-wrapper { margin-top: 12px; margin-bottom: 48px; }

.complete-btn {
  width: 100%;
  padding: 18px 32px;
  background: var(--gradient);
  color: #fff;
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-xl);
  box-shadow: 0 8px 28px rgba(77,184,200,0.4);
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  letter-spacing: 0.3px;
}
.complete-btn:hover { opacity: 0.9; transform: translateY(-3px); box-shadow: 0 12px 36px rgba(77,184,200,0.5); }
.complete-btn:disabled {
  background: linear-gradient(135deg, #22c55e, #16a34a);
  box-shadow: 0 4px 16px rgba(34,197,94,0.3);
  cursor: default;
  transform: none;
}

/* Bouton "Séance suivante" */
.next-btn {
  display: none;
  margin-top: 14px;
  width: 100%;
  padding: 14px 32px;
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: 'Poppins', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-xl);
  border: 2px solid rgba(0,0,0,0.07);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.next-btn:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.next-btn.visible { display: flex; }

/* ============================================================
   OVERLAY SIDEBAR (mobile)
   ============================================================ */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 150;
  backdrop-filter: blur(3px);
}
.sidebar-overlay.active { display: block; }

/* ============================================================
   RESPONSIVE — MOBILE
   ============================================================ */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: var(--shadow-lg);
  }
  .sidebar-close-btn { display: flex; }

  .main-content { margin-left: 0; }
  .hamburger-btn { display: flex; }

  .lesson-view { padding: 24px 20px; }
  .lesson-title { font-size: 1.4rem; }
  .quiz-section { padding: 20px 18px; }
}

@media (max-width: 480px) {
  .lesson-view { padding: 16px 14px; }
}

/* ============================================================
   BOUTON ACCUEIL (sidebar)
   ============================================================ */
.sidebar-home-wrapper {
  padding: 12px 12px 4px;
  flex-shrink: 0;
}

.sidebar-home-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  color: rgba(255,255,255,0.7);
  font-size: 0.83rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  text-align: left;
}
.sidebar-home-btn:hover { background: rgba(255,255,255,0.07); color: #fff; }
.sidebar-home-btn.active {
  background: rgba(77,184,200,0.12);
  color: var(--cyan);
  font-weight: 600;
}

.home-btn-icon { font-size: 1rem; }

/* ============================================================
   SÉANCES VERROUILLÉES
   ============================================================ */
.session-btn.locked {
  opacity: 0.45;
  cursor: not-allowed;
}
/* Annuler tous les effets hover pour les séances verrouillées */
.session-btn.locked:hover {
  background: transparent;
  color: rgba(255,255,255,0.5);
}

/* Icône cadenas */
.session-lock-icon {
  font-size: 0.72rem;
  flex-shrink: 0;
  display: none;
}
.session-btn.locked .session-lock-icon  { display: inline; }
.session-btn.locked .session-status-icon { display: none; }

/* ============================================================
   PAGE D'ACCUEIL (homepage)
   ============================================================ */
/* ============================================================
   TABLEAU DE BORD — Page d'accueil plateforme
   ============================================================ */

/* Logo sidebar cliquable */
.sidebar .logo { cursor: pointer; }

/* ── En-tête ── */
.dash-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 32px 0 24px;
  border-bottom: 1px solid rgba(0,0,0,0.07);
  margin-bottom: 32px;
}

.dash-greeting {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 4px;
}

.dash-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 400;
  max-width: 520px;
}

/* Badge "Tableau de bord" */
.dash-board-label {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(77, 184, 200, 0.1);
  border: 1px solid rgba(77, 184, 200, 0.25);
  border-radius: 99px;
  padding: 3px 12px;
  margin-bottom: 8px;
}

.dash-resume-btn {
  padding: 10px 22px;
  font-size: 0.875rem;
  white-space: nowrap;
}

/* ── KPI cards ── */
.dash-kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 36px;
}

.dash-kpi {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,0.06);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.dash-kpi:hover { box-shadow: var(--shadow-md); border-color: rgba(77,184,200,0.25); }

.dash-kpi-label {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}
.dash-kpi-value {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}
.dash-kpi.kpi-pass .dash-kpi-value { color: #16a34a; }
.dash-kpi.kpi-fail .dash-kpi-value { color: #dc2626; }

.dash-kpi-total {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--text-muted);
}
.dash-kpi-bar {
  height: 3px;
  background: rgba(0,0,0,0.07);
  border-radius: 2px;
  overflow: hidden;
}
.dash-kpi-bar > div {
  height: 100%;
  background: var(--gradient);
  border-radius: 2px;
  transition: width 0.5s ease;
}
.dash-kpi-bar.kpi-bar-score > div { background: #22c55e; }
.dash-kpi.kpi-fail .dash-kpi-bar.kpi-bar-score > div { background: #ef4444; }

.dash-next-title {
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.45;
  flex: 1;
}
.dash-next-btn {
  align-self: flex-start;
  padding: 5px 14px;
  background: var(--gradient);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  cursor: pointer;
  font-family: 'Poppins', sans-serif;
  transition: opacity var(--transition);
}
.dash-next-btn:hover { opacity: 0.85; }

/* ── Sections ── */
.dash-section { margin-bottom: 36px; }

.dash-section-title {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 14px;
}

/* ── Liste séances ── */
.dash-sessions { display: flex; flex-direction: column; gap: 10px; }

.dash-module {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.06);
}

.dash-module-header {
  padding: 10px 18px;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 0.6px;
  text-transform: uppercase;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  background: rgba(0,0,0,0.02);
}

.dash-session {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 18px;
  border-bottom: 1px solid rgba(0,0,0,0.04);
  transition: background var(--transition);
}
.dash-session:last-child { border-bottom: none; }

.dash-session.sess-done { cursor: pointer; }
.dash-session.sess-done:hover { background: rgba(34,197,94,0.04); }

.dash-session.sess-current {
  cursor: pointer;
  border-left: 2px solid var(--cyan);
  padding-left: 16px;
  background: rgba(77,184,200,0.03);
}
.dash-session.sess-current:hover { background: rgba(77,184,200,0.07); }

.dash-session.sess-locked { opacity: 0.35; cursor: default; }

.dash-sess-icon { font-size: 0.85rem; flex-shrink: 0; line-height: 1; }

.dash-sess-title {
  flex: 1;
  font-size: 0.855rem;
  font-weight: 500;
  color: var(--text-primary);
}

.dash-sess-score {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 99px;
  white-space: nowrap;
}
.dash-sess-score.score-pass { background: rgba(34,197,94,0.1);  color: #16a34a; }
.dash-sess-score.score-fail { background: rgba(239,68,68,0.08); color: #dc2626; }

/* ── Support & communauté ── */
.dash-support-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 8px;
}

.dash-support-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.18s, border-color 0.18s;
}
.dash-support-card:hover { border-color: var(--cyan); box-shadow: 0 4px 18px rgba(77,184,200,0.14); }

.dash-support-icon { font-size: 1.5rem; flex-shrink: 0; }
.dash-support-body { flex: 1; }
.dash-support-body strong { display: block; font-size: 0.82rem; font-weight: 600; color: var(--text-primary); margin-bottom: 2px; }
.dash-support-body p { font-size: 0.74rem; color: var(--text-secondary); margin: 0; line-height: 1.45; }

.dash-support-contact .dash-support-arrow { font-size: 1.1rem; color: var(--cyan); flex-shrink: 0; }

.dash-support-badge {
  flex-shrink: 0;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--peach);
  background: rgba(245,155,139,0.1);
  border: 1px solid rgba(245,155,139,0.25);
  border-radius: 99px;
  padding: 3px 10px;
  white-space: nowrap;
}

/* ── Fonctionnement ── */
.dash-section-howto { padding-top: 8px; border-top: 1px solid rgba(0,0,0,0.06); }

/* Layout : vidéo à gauche, étapes à droite */
.dash-howto-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: start;
}

.dash-tuto-player { width: 100%; }

.dash-howto {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.dash-step {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--radius-md);
}

.dash-step-num {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: var(--gradient);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
}

.dash-step strong {
  display: block;
  font-size: 0.8rem;
  color: var(--text-primary);
  margin-bottom: 4px;
  font-weight: 600;
}
.dash-step p {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .dash-kpis        { grid-template-columns: repeat(2, 1fr); }
  .dash-howto-wrap  { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .dash-header      { flex-direction: column; align-items: flex-start; }
  .dash-greeting    { font-size: 1.3rem; }
  .dash-kpis        { grid-template-columns: 1fr 1fr; }
  .dash-support-row { grid-template-columns: 1fr; }
  .dash-sess-score  { display: none; }
}

/* ============================================================
   AUTH OVERLAY
   ============================================================ */
.auth-overlay {
  position: fixed;
  inset: 0;
  background: linear-gradient(145deg, rgba(15,25,35,0.96) 0%, rgba(77,184,200,0.12) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 16px;
}
.auth-overlay.hidden { display: none; }

.auth-card {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 44px 48px;
  width: 100%;
  max-width: 460px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.3);
  animation: fadeIn 0.35s ease;
}

/* Logo dans la card */
.auth-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
}
.auth-logo-icon {
  font-size: 1.6rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.auth-logo-text {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
}

.auth-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.auth-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

/* Erreur */
.auth-error {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.2);
  color: #dc2626;
  font-size: 0.83rem;
  font-weight: 500;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
}

/* Champs */
.auth-form { display: flex; flex-direction: column; gap: 18px; }

.auth-field { display: flex; flex-direction: column; gap: 6px; }

.auth-field label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
}

.auth-field input {
  padding: 12px 16px;
  border: 2px solid rgba(0,0,0,0.09);
  border-radius: var(--radius-sm);
  font-family: 'Poppins', sans-serif;
  font-size: 0.9rem;
  color: var(--text-primary);
  background: var(--bg-page);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.auth-field input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(77,184,200,0.15);
}
.auth-field input::placeholder { color: #bbc4d0; }

.auth-submit-btn {
  width: 100%;
  padding: 14px;
  font-size: 0.95rem;
  margin-top: 4px;
}

/* Lien bascule inscription/connexion */
.auth-toggle-text {
  text-align: center;
  font-size: 0.84rem;
  color: var(--text-secondary);
  margin-top: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.auth-toggle-btn {
  color: var(--cyan);
  font-weight: 600;
  font-family: 'Poppins', sans-serif;
  font-size: 0.84rem;
  text-decoration: underline;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  transition: color var(--transition);
}
.auth-toggle-btn:hover { color: var(--peach); }

@media (max-width: 480px) {
  .auth-card { padding: 32px 24px; }
  .auth-title { font-size: 1.25rem; }
}

/* ============================================================
   PENDING SCREEN
   ============================================================ */
.pending-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: calc(100vh - var(--header-h));
  padding: 40px 24px;
  gap: 16px;
}
.pending-screen.hidden { display: none; }

.pending-icon { font-size: 3.5rem; animation: pulse 2s ease-in-out infinite; }

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.08); }
}

.pending-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  max-width: 480px;
}
.pending-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 440px;
}

/* ============================================================
   SIDEBAR FOOTER (user info + signout)
   ============================================================ */
.sidebar-footer {
  margin-top: auto;
  padding: 16px 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.07);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.sidebar-footer.hidden { display: none; }

.user-info {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 4px;
}
.user-avatar { font-size: 1rem; flex-shrink: 0; }
.user-email-display {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

.signout-btn {
  width: 100%;
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  font-family: 'Poppins', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
  border: 1px solid rgba(255,255,255,0.1);
  background: transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  text-align: center;
}
.signout-btn:hover {
  background: rgba(239,68,68,0.12);
  color: #f87171;
  border-color: rgba(239,68,68,0.25);
}

/* ============================================================
   LOCKED — pointer-events: none pour robustesse maximale
   ============================================================ */
.session-btn.locked {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* ============================================================
   VIDEO PLACEHOLDER (séance sans vidéo)
   ============================================================ */
.video-placeholder {
  background: #f0f4f8;
  border-radius: var(--radius-md);
  padding: 32px;
  text-align: center;
  color: #9ba8bb;
  margin-bottom: 32px;
  font-size: 0.9rem;
}

/* ============================================================
   SIDEBAR — BOUTON ADMIN
   ============================================================ */
.sidebar-admin-wrapper {
  padding: 4px 12px 8px;
  flex-shrink: 0;
}

.sidebar-admin-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  color: rgba(255,255,255,0.7);
  font-size: 0.83rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  text-align: left;
  border: 1px solid rgba(255,255,255,0.08);
}
.sidebar-admin-btn:hover {
  background: rgba(245,155,139,0.15);
  color: var(--peach);
  border-color: rgba(245,155,139,0.2);
}
.sidebar-admin-btn.active {
  background: rgba(245,155,139,0.18);
  color: var(--peach);
  border-color: rgba(245,155,139,0.3);
  font-weight: 600;
}

/* ============================================================
   ADMIN PANEL — Vue principale
   ============================================================ */
.admin-panel {
  flex: 1;
  padding: 36px 48px 60px;
  animation: fadeIn 0.25s ease;
  overflow-y: auto;
}
.admin-panel.hidden { display: none; }

/* En-tête */
.admin-header {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(0,0,0,0.07);
}

.admin-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.admin-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Cartes stats */
.admin-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.admin-stat-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-top: 3px solid rgba(0,0,0,0.06);
  transition: box-shadow var(--transition);
}
.admin-stat-card:hover { box-shadow: var(--shadow-md); }
.admin-stat-card.approved { border-top-color: #22c55e; }
.admin-stat-card.pending  { border-top-color: #f59e0b; }

.stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}
.stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

/* Loading / empty */
.admin-loading {
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 32px;
  text-align: center;
}
.admin-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 48px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}
.admin-empty span { font-size: 2.5rem; }

/* ============================================================
   USERS TABLE
   ============================================================ */
.users-table-wrapper {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.users-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.users-table thead {
  background: var(--bg-page);
  border-bottom: 2px solid rgba(0,0,0,0.06);
}
.users-table th {
  padding: 14px 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-secondary);
  text-align: left;
  white-space: nowrap;
}

.users-table tbody tr {
  border-bottom: 1px solid rgba(0,0,0,0.05);
  transition: background var(--transition);
}
.users-table tbody tr:last-child { border-bottom: none; }
.users-table tbody tr:hover { background: rgba(77,184,200,0.03); }

.users-table td { padding: 14px 20px; vertical-align: middle; }

/* Cellule email */
.user-email-cell {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 220px;
}
.user-avatar-sm { font-size: 1rem; flex-shrink: 0; }
.user-email-text {
  font-weight: 500;
  color: var(--text-primary);
  word-break: break-all;
}

/* Badge statut / bouton toggle */
.status-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 99px;
  font-family: 'Poppins', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}
.status-toggle-btn.approved {
  background: rgba(34,197,94,0.1);
  color: #16a34a;
  border-color: rgba(34,197,94,0.25);
}
.status-toggle-btn.approved:hover {
  background: rgba(239,68,68,0.08);
  color: #dc2626;
  border-color: rgba(239,68,68,0.2);
}
.status-toggle-btn.approved:hover::after { content: ' → Révoquer'; }
.status-toggle-btn.pending {
  background: rgba(245,158,11,0.1);
  color: #d97706;
  border-color: rgba(245,158,11,0.25);
}
.status-toggle-btn.pending:hover {
  background: rgba(34,197,94,0.1);
  color: #16a34a;
  border-color: rgba(34,197,94,0.25);
}
.status-toggle-btn.pending:hover::after { content: ' → Approuver'; }
.status-toggle-btn:disabled { opacity: 0.5; cursor: wait; }

/* Select séances */
.session-unlock-select {
  padding: 7px 12px;
  border: 2px solid rgba(0,0,0,0.08);
  border-radius: var(--radius-sm);
  font-family: 'Poppins', sans-serif;
  font-size: 0.83rem;
  font-weight: 500;
  color: var(--text-primary);
  background: var(--bg-page);
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition);
  min-width: 160px;
}
.session-unlock-select:focus { border-color: var(--cyan); }
.session-unlock-select:hover { border-color: rgba(77,184,200,0.4); }

/* Mini barre de progression */
.progress-cell {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 160px;
}
.progress-fraction {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}
.mini-bar-track {
  flex: 1;
  height: 6px;
  background: rgba(0,0,0,0.07);
  border-radius: 3px;
  overflow: hidden;
  min-width: 60px;
}
.mini-bar-fill {
  height: 100%;
  background: var(--gradient);
  border-radius: 3px;
  transition: width 0.4s ease;
}
.progress-pct {
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* Moyenne quiz sidebar */
.sidebar-quiz-avg {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 6px;
  padding-left: 2px;
}
.sidebar-quiz-avg strong { color: var(--cyan); }

/* Colonne quiz admin */
.admin-quiz-cell {
  text-align: center;
  vertical-align: middle;
}
.admin-quiz-avg {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
}
.admin-quiz-avg.score-pass { color: #16a34a; }
.admin-quiz-avg.score-fail { color: #dc2626; }
.admin-quiz-count {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 2px;
}
.admin-quiz-none { color: var(--text-muted); font-size: 0.85rem; }

/* Responsive admin */
@media (max-width: 900px) {
  .admin-panel { padding: 24px 20px 40px; }
  .admin-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .admin-stats { grid-template-columns: repeat(2, 1fr); }
  .users-table th, .users-table td { padding: 10px 12px; }
  .progress-cell { flex-direction: column; align-items: flex-start; gap: 4px; }
}

/* ============================================================
   AUTH v2 — Champ mot de passe + œil, diviseur, Google,
             mot de passe oublié, réinitialisation
   ============================================================ */

/* Wrapper pour input + bouton œil */
.input-password-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}
.input-password-wrapper input {
  width: 100%;
  padding-right: 44px; /* espace pour le bouton œil */
}
.eye-toggle-btn {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  cursor: pointer;
  color: #bbc4d0;
  font-size: 0.95rem;
  padding: 4px;
  line-height: 1;
  transition: color var(--transition);
  z-index: 1;
}
.eye-toggle-btn:hover { color: var(--cyan); }

/* Lien "Mot de passe oublié ?" */
.forgot-password-wrapper {
  text-align: right;
  margin-top: -4px;
}
.forgot-password-btn {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: color var(--transition);
}
.forgot-password-btn:hover { color: var(--cyan); }

/* Diviseur ── ou ── */
.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 18px 0 14px;
  color: #bbc4d0;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.03em;
}
.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(0,0,0,0.08);
}

/* Bouton "Continuer avec Google" */
.google-signin-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 12px 16px;
  background: #fff;
  border: 2px solid rgba(0,0,0,0.1);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: inherit;
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.google-signin-btn:hover {
  border-color: #4285F4;
  box-shadow: 0 0 0 3px rgba(66,133,244,0.12);
  background: #fafbff;
}
.google-signin-btn:active { background: #f0f4ff; }
.google-signin-btn:disabled { opacity: 0.6; cursor: not-allowed; }

/* Bouton "Retour" (vue réinitialisation) */
.auth-back-btn {
  display: block;
  width: 100%;
  padding: 10px;
  text-align: center;
  font-size: 0.84rem;
  color: var(--text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: color var(--transition);
}
.auth-back-btn:hover { color: var(--cyan); }

/* Bandeau de succès (vert) */
.auth-success {
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.25);
  color: #16a34a;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.84rem;
  font-weight: 500;
  margin-bottom: 16px;
  line-height: 1.5;
}
.auth-success.hidden { display: none; }

/* ============================================================
   BRANDING — Logo image dans la sidebar
   ============================================================ */

.sidebar-logo-img {
  max-width: 140px;
  height: auto;
  object-fit: contain;
  display: block;
}

/* ============================================================
   ONGLETS COURS / ÉVALUATION
   ============================================================ */

.lesson-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 2px solid rgba(0,0,0,0.07);
  margin-bottom: 28px;
}

.lesson-tab {
  padding: 10px 22px;
  font-family: 'Poppins', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition);
}
.lesson-tab:hover:not(.active) { color: var(--text-primary); }
.lesson-tab.active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

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

/* ============================================================
   ÉVALUATION — Placeholder (séance sans évaluation encore)
   ============================================================ */

.eval-placeholder {
  text-align: center;
  padding: 56px 24px;
  color: var(--text-secondary);
}
.eval-placeholder span {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 14px;
}
.eval-placeholder p {
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ============================================================
   ÉVALUATION — Type "email"
   ============================================================ */

.email-eval {
  background: rgba(77,184,200,0.05);
  border: 1.5px solid rgba(77,184,200,0.2);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  margin: 8px 0 24px;
}

.email-eval-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.email-eval-instructions {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 12px;
}

.email-eval-contact {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  font-weight: 500;
}

.email-eval-address {
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1.5px solid rgba(77,184,200,0.35);
  transition: color var(--transition), border-color var(--transition);
}
.email-eval-address:hover {
  color: var(--peach);
  border-bottom-color: var(--peach);
}

/* Case à cocher d'engagement */
.email-checkbox-wrapper {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  background: #fff;
  border: 2px solid rgba(0,0,0,0.09);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  margin-top: 4px;
}
.email-checkbox-wrapper:hover {
  border-color: rgba(77,184,200,0.4);
}
.email-checkbox-wrapper input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--cyan);
}
.email-checkbox-label {
  font-size: 0.88rem;
  font-weight: 500;
  line-height: 1.55;
  color: var(--text-primary);
  cursor: pointer;
}

/* ============================================================
   AMÉLIORATIONS GLOBALES v4
   ============================================================ */

/* ── Bouton "Terminée" : deux états disabled distincts ──────── */

/* État : séance déjà complétée (vert) */
.complete-btn:disabled {
  background: linear-gradient(135deg, #22c55e, #16a34a);
  box-shadow: 0 4px 16px rgba(34,197,94,0.3);
  cursor: default;
  transform: none;
  opacity: 1;
}

/* État : en attente d'évaluation (gris ardoise) */
.complete-btn.needs-gate:disabled {
  background: linear-gradient(135deg, #94a3b8, #64748b);
  box-shadow: none;
  opacity: 0.7;
  cursor: not-allowed;
}

/* ── Animation fade sur les panels d'onglets ──────────────── */
.tab-panel:not(.hidden) {
  animation: tabFade 0.2s ease;
}
@keyframes tabFade {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Badge numéro de séance ───────────────────────────────── */
.lesson-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.session-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 12px;
  background: rgba(77,184,200,0.1);
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: 99px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}

/* Badge de score dans le méta de séance */
.score-badge { text-transform: none; letter-spacing: 0; }
.score-badge.score-pass { background: rgba(34,197,94,0.1);  color: #16a34a; }
.score-badge.score-fail { background: rgba(239,68,68,0.08); color: #dc2626; }

/* ── Notes par séance ─────────────────────────────────────── */
.session-notes {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid rgba(0,0,0,0.07);
}
.notes-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.notes-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  flex: 1;
}
.notes-saved-badge {
  font-size: 0.7rem;
  font-weight: 600;
  color: #16a34a;
  background: rgba(34,197,94,0.1);
  padding: 2px 10px;
  border-radius: 99px;
  transition: opacity var(--transition);
}
.notes-saved-badge.hidden { opacity: 0; }
.notes-textarea {
  width: 100%;
  min-height: 110px;
  padding: 13px 16px;
  border: 2px solid rgba(0,0,0,0.08);
  border-radius: var(--radius-md);
  font-family: 'Poppins', sans-serif;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text-primary);
  background: var(--bg-card);
  resize: vertical;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.notes-textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(77,184,200,0.12);
}
.notes-textarea::placeholder { color: #bbc4d0; }

/* ── Toast notifications ──────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}
.toast {
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-family: 'Poppins', sans-serif;
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(12px) scale(0.97);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: auto;
  max-width: 300px;
  color: #fff;
}
.toast.toast-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}
.toast.toast-success { background: #16a34a; }
.toast.toast-error   { background: #dc2626; }
.toast.toast-info    { background: var(--cyan); }

/* ── Bannière certificat de complétion ───────────────────── */
.certificate-banner {
  display: flex;
  align-items: center;
  gap: 20px;
  background: linear-gradient(135deg,
    rgba(77,184,200,0.07) 0%,
    rgba(245,155,139,0.07) 100%);
  border: 1.5px solid rgba(77,184,200,0.25);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin-bottom: 28px;
  animation: fadeIn 0.5s ease;
}
.certificate-icon { font-size: 2.2rem; flex-shrink: 0; }
.certificate-text { flex: 1; }
.certificate-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.certificate-subtitle {
  font-size: 0.83rem;
  color: var(--text-secondary);
  line-height: 1.55;
}
.certificate-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: var(--gradient);
  color: #fff;
  border: none;
  border-radius: var(--radius-lg);
  font-family: 'Poppins', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(77,184,200,0.3);
  transition: opacity var(--transition), transform var(--transition);
  flex-shrink: 0;
}
.certificate-btn:hover { opacity: 0.9; transform: translateY(-2px); }

/* ── Améliorations visuelles ─────────────────────────────── */

/* Vidéo placeholder plus élégant */
.video-placeholder {
  background: linear-gradient(135deg, #f0f4f8 0%, #e8edf4 100%);
  border-radius: var(--radius-lg);
  padding: 48px 32px;
  text-align: center;
  color: #9ba8bb;
  margin-bottom: 32px;
  font-size: 0.9rem;
  border: 1.5px dashed rgba(0,0,0,0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.video-placeholder::before {
  content: '🎬';
  font-size: 2rem;
  display: block;
}

/* Header : légère bordure inférieure gradient */
.main-header {
  border-bottom: none;
  box-shadow: 0 1px 0 rgba(0,0,0,0.07), 0 2px 12px rgba(0,0,0,0.04);
}

/* Titre de la leçon plus grand et aéré */
.lesson-title {
  font-size: 1.85rem;
  margin-bottom: 4px;
  line-height: 1.25;
}

/* Resource links : pleine largeur et empilées */
.resources-section .resource-link {
  display: flex;
  width: 100%;
  margin-bottom: 8px;
}
.resources-section .resource-link:last-child { margin-bottom: 0; }

/* Content zone max-width centré */
.lesson-view {
  max-width: 860px;
}

/* Sidebar logo img : centré dans le header */
.logo {
  flex: 1;
}
.sidebar-logo-img {
  max-width: 130px;
}

/* Keyboard hint sous les onglets */
.keyboard-hint {
  font-size: 0.68rem;
  color: rgba(255,255,255,0.0);
  text-align: right;
  padding: 4px 0 2px;
  transition: color 0.4s ease;
  margin-bottom: -6px;
}
.lesson-content:hover + * .keyboard-hint,
.lesson-content:focus-within .keyboard-hint { color: var(--text-secondary); }

@media (max-width: 600px) {
  .certificate-banner { flex-direction: column; text-align: center; }
  .certificate-btn { width: 100%; justify-content: center; }
  .toast-container { bottom: 16px; right: 16px; left: 16px; }
  .toast { max-width: 100%; }
}

/* ============================================================
   PAGE D'ACCUEIL — Plateforme (home-screen)
   ============================================================ */

.home-screen {
  max-width: 860px;
  margin: 0 auto;
  padding: 40px 0 60px;
}

/* En-tête */
.home-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.home-greeting {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 6px;
}

.home-header-sub {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin: 0;
}

/* Sections */
.home-section {
  margin-bottom: 40px;
}

.home-section-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 18px;
}

/* Vidéo */
.home-video-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000;
  box-shadow: var(--shadow-lg);
}

.home-video {
  width: 100%;
  display: block;
  max-height: 480px;
  object-fit: contain;
}

/* Section "Comment ça marche" */
.home-howto {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 32px 36px;
  border: 1px solid rgba(0,0,0,0.06);
  box-shadow: var(--shadow-sm);
}

.home-steps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.home-step {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--bg-page);
  border-radius: var(--radius-md);
  padding: 18px;
}

.home-step-num {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

.home-step strong {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.home-step p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin: 0;
}

/* CTA bas de page */
.home-cta {
  text-align: center;
  padding: 8px 0 0;
}

.home-cta-btn {
  font-size: 1rem;
  padding: 14px 36px;
}

@media (max-width: 640px) {
  .home-header { flex-direction: column; align-items: flex-start; }
  .home-header .btn-primary { width: 100%; }
  .home-steps { grid-template-columns: 1fr; }
  .home-howto { padding: 24px 20px; }
  .home-greeting { font-size: 1.4rem; }
}

/* ============================================================
   LANDING PAGE — Styles complets
   ============================================================ */

/* Auth close button */
.auth-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border: none;
  background: rgba(0,0,0,0.05);
  border-radius: 50%;
  font-size: 0.9rem;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, color 0.2s;
  z-index: 10;
}
.auth-close-btn:hover { background: rgba(0,0,0,0.1); color: var(--text-primary); }
.auth-card { position: relative; }

/* App wrapper hidden state */
.app-wrapper.hidden { display: none !important; }

/* ── Landing page base ── */
.landing-page {
  font-family: 'Poppins', sans-serif;
  color: #1e293b;
  background: #fff;
  overflow-x: clip; /* clip ≠ hidden : ne crée pas de scroll-container, sticky fonctionne */
}

/* ── Scroll reveal animation ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── Sticky Header ── */
.lp-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: transparent;
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  border-bottom: 1px solid transparent;
  box-shadow: none;
  transition: background 0.4s ease, backdrop-filter 0.4s ease,
              -webkit-backdrop-filter 0.4s ease, border-color 0.4s ease,
              box-shadow 0.4s ease;
}
.lp-header.scrolled {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid rgba(0, 0, 0, 0.07);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}
.lp-header-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 28px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.lp-logo-link { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.lp-logo-img { height: 36px; width: auto; object-fit: contain; }
.lp-nav { display: flex; align-items: center; gap: 8px; }
.lp-nav-link {
  font-size: 0.88rem;
  font-weight: 500;
  color: #475569;
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}
.lp-nav-link:hover { color: var(--cyan); background: rgba(77,184,200,0.06); }

/* Landing page buttons */
.lp-btn-primary {
  background: linear-gradient(135deg, var(--cyan), #38a3b4);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 10px 22px;
  font-family: 'Poppins', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
  box-shadow: 0 4px 14px rgba(77,184,200,0.28);
}
.lp-btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(77,184,200,0.38); }
.lp-btn-primary:active { transform: translateY(0); }

.lp-btn-secondary {
  background: transparent;
  color: #475569;
  border: 1.5px solid rgba(0,0,0,0.14);
  border-radius: 10px;
  padding: 9px 20px;
  font-family: 'Poppins', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.lp-btn-secondary:hover { border-color: var(--cyan); color: var(--cyan); background: rgba(77,184,200,0.04); }

.lp-btn-ghost {
  background: transparent;
  color: #475569;
  border: 1.5px solid rgba(0,0,0,0.15);
  border-radius: 10px;
  padding: 12px 28px;
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.lp-btn-ghost:hover { background: #f1f5f9; color: #1e293b; border-color: #cbd5e1; }

.lp-btn-white {
  background: #fff;
  color: #1e293b;
  border: none;
  border-radius: 12px;
  padding: 16px 36px;
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.lp-btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,0,0,0.2); }

.lp-btn-lg { font-size: 1rem; padding: 14px 32px; border-radius: 12px; }

/* ── Hero Section ── */
.lp-hero {
  position: relative;
  overflow: hidden;
  padding: 80px 28px 72px;
  background: linear-gradient(160deg, #f8fbff 0%, #f0f8fa 50%, #fef6f4 100%);
}
.lp-hero-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.lp-badge {
  display: inline-block;
  background: rgba(77,184,200,0.1);
  color: #0e7490;
  border: 1px solid rgba(77,184,200,0.25);
  border-radius: 99px;
  padding: 5px 16px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 20px;
}
.lp-hero-title {
  font-size: clamp(1.9rem, 3.5vw, 2.9rem);
  font-weight: 800;
  line-height: 1.18;
  color: #0f172a;
  margin: 0 0 20px;
  letter-spacing: -0.02em;
}
.lp-gradient-text {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--peach) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.lp-hero-subtitle {
  font-size: 1.05rem;
  color: #475569;
  line-height: 1.7;
  margin: 0 0 36px;
  max-width: 520px;
}
.lp-hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

/* ── Custom Video Player ── */
.lp-video-wrap {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,0.25), 0 0 0 1px rgba(255,255,255,0.08);
}
.lp-player {
  position: relative;
  width: 100%;
  height: 100%;
  background: #000;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}
.lp-player video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

/* Overlay play */
.lp-ply-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, rgba(10,20,32,0.68) 0%, rgba(10,20,32,0.45) 100%);
  z-index: 3;
  transition: opacity 0.35s;
}
.lp-ply-overlay.lp-ply-hidden { opacity: 0; pointer-events: none; }

.lp-ply-overlay-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
  padding: 0 20px;
}

/* Badge */
.lp-ply-badge {
  font-family: 'Poppins', sans-serif;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 99px;
  padding: 5px 14px;
  backdrop-filter: blur(8px);
}

/* Accroche */
.lp-ply-tagline {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(1rem, 2.8vw, 1.35rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  margin: 0;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.45);
}

/* Bouton + anneau */
.lp-ply-btn-wrap {
  position: relative;
  width: 76px;
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 4px 0;
}
.lp-ply-ring {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  border: 2px solid rgba(77, 184, 200, 0.55);
  animation: lp-pulse 2.4s ease-out infinite;
  pointer-events: none;
}
@keyframes lp-pulse {
  0%   { transform: scale(1);    opacity: 0.9; }
  65%  { transform: scale(1.38); opacity: 0;   }
  100% { transform: scale(1.38); opacity: 0;   }
}

.lp-ply-bigbtn {
  position: relative;
  z-index: 1;
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: var(--gradient);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 8px 32px rgba(77, 184, 200, 0.55), 0 2px 10px rgba(0, 0, 0, 0.25);
  transition: transform 0.22s, box-shadow 0.22s;
}
.lp-ply-bigbtn:hover {
  transform: scale(1.08);
  box-shadow: 0 14px 48px rgba(77, 184, 200, 0.72), 0 4px 16px rgba(0, 0, 0, 0.3);
}
.lp-ply-bigbtn svg { width: 34px; height: 34px; margin-left: 5px; }

/* Hint sous le bouton */
.lp-ply-hint {
  font-family: 'Poppins', sans-serif;
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.62);
  letter-spacing: 0.04em;
}

/* Barre de contrôles */
.lp-ply-controls {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 4;
  padding: 36px 0 6px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.75));
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.lp-player:hover .lp-ply-controls,
.lp-player.show-ctrl .lp-ply-controls {
  opacity: 1;
  pointer-events: auto;
}

/* Seekbar */
.lp-ply-seek {
  position: relative;
  height: 18px;
  display: flex;
  align-items: center;
  padding: 0 12px;
  cursor: pointer;
  margin-bottom: 2px;
}
.lp-ply-seek::before {
  content: '';
  position: absolute;
  left: 12px; right: 12px;
  height: 3px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 99px;
  transition: height 0.15s;
}
.lp-ply-seek:hover::before { height: 5px; }

.lp-ply-seek-buf,
.lp-ply-seek-fill {
  position: absolute;
  left: 12px;
  height: 3px;
  border-radius: 99px;
  pointer-events: none;
  transition: height 0.15s;
}
.lp-ply-seek:hover .lp-ply-seek-buf,
.lp-ply-seek:hover .lp-ply-seek-fill { height: 5px; }
.lp-ply-seek-buf  { background: rgba(255, 255, 255, 0.28); }
.lp-ply-seek-fill { background: linear-gradient(90deg, #4db8c8, #5e9ef0); z-index: 1; }

.lp-ply-seek-thumb {
  position: absolute;
  top: 50%;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: #fff;
  transform: translate(-50%, -50%) scale(0);
  box-shadow: 0 0 6px rgba(0, 0, 0, 0.4);
  transition: transform 0.15s;
  pointer-events: none;
  z-index: 2;
}
.lp-ply-seek:hover .lp-ply-seek-thumb { transform: translate(-50%, -50%) scale(1); }

/* Row boutons */
.lp-ply-row {
  display: flex;
  align-items: center;
  padding: 2px 6px 4px;
  gap: 2px;
}
.lp-ply-btn {
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  flex-shrink: 0;
  transition: background 0.15s;
}
.lp-ply-btn:hover { background: rgba(255, 255, 255, 0.18); }
.lp-ply-btn svg   { width: 20px; height: 20px; display: block; }

.lp-ply-time {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.72rem;
  font-family: 'Poppins', sans-serif;
  white-space: nowrap;
  padding: 0 6px;
  line-height: 1;
}
.lp-ply-spacer { flex: 1; }

/* Slider volume */
.lp-ply-vol {
  -webkit-appearance: none;
  appearance: none;
  width: 68px;
  height: 3px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.35);
  outline: none;
  cursor: pointer;
  flex-shrink: 0;
}
.lp-ply-vol::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: #fff;
  cursor: pointer;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.3);
}
.lp-ply-vol::-moz-range-thumb {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: #fff;
  cursor: pointer;
  border: none;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.3);
}

/* Icônes conditionnelles (JS les affiche/masque) */
.lp-icon-pause,
.lp-icon-muted,
.lp-icon-efs { display: none; }

/* Video placeholder */
.lp-video-placeholder {
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #0f1e35 0%, #1a3a5c 40%, #0e3a4a 100%);
  position: relative;
  box-shadow: 0 24px 60px rgba(0,0,0,0.18), 0 0 0 1px rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
}
.lp-video-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 40%, rgba(77,184,200,0.2) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 70%, rgba(245,155,139,0.15) 0%, transparent 55%);
}
.lp-video-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
  padding: 24px;
}
.lp-play-btn {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  border: 2px solid rgba(255,255,255,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
  box-shadow: 0 0 0 0 rgba(255,255,255,0.2);
}
.lp-play-btn:hover {
  background: rgba(255,255,255,0.25);
  transform: scale(1.08);
  box-shadow: 0 0 0 12px rgba(255,255,255,0.06);
}
.lp-play-icon {
  font-size: 1.5rem;
  color: #fff;
  margin-left: 4px;
}
.lp-video-label { font-size: 0.95rem; font-weight: 600; color: rgba(255,255,255,0.9); margin: 0; }
.lp-video-sub   { font-size: 0.8rem; color: rgba(255,255,255,0.5); margin: 0; }

/* Decorative blobs */
.lp-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.45;
  pointer-events: none;
  z-index: 0;
}
.lp-blob-1 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(77,184,200,0.35), transparent 70%);
  top: -120px; right: -80px;
}
.lp-blob-2 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(245,155,139,0.25), transparent 70%);
  bottom: -80px; left: -60px;
}

/* ── Stats Bar ── */
.lp-stats-bar {
  background: #fff;
  border-top: 1px solid #f1f5f9;
  border-bottom: 1px solid #f1f5f9;
  padding: 22px 28px;
}
.lp-stats-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 12px;
  flex-wrap: wrap;
}
.lp-stat-item { display: flex; flex-direction: column; align-items: center; gap: 2px; text-align: center; }
.lp-stat-value { font-size: 1.6rem; font-weight: 800; color: #0f172a; line-height: 1; }
.lp-stat-label { font-size: 0.78rem; color: #64748b; font-weight: 500; }
.lp-stat-sep { width: 1px; height: 36px; background: #e2e8f0; flex-shrink: 0; }

/* ── Sections ── */
.lp-section { padding: 96px 28px; }
.lp-section-alt { background: #f8fafc; }
.lp-section-inner { max-width: 1160px; margin: 0 auto; }
.lp-section-header { text-align: center; margin-bottom: 60px; }
.lp-section-badge {
  display: inline-block;
  background: rgba(77,184,200,0.08);
  color: #0e7490;
  border: 1px solid rgba(77,184,200,0.2);
  border-radius: 99px;
  padding: 5px 16px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.lp-section-title {
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 14px;
  letter-spacing: -0.02em;
  line-height: 1.25;
}
.lp-section-subtitle {
  font-size: 1.05rem;
  color: #64748b;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.65;
}

/* ── Cards Grid ── */
.lp-cards-grid {
  display: grid;
  gap: 24px;
}
.lp-cards-4 { grid-template-columns: repeat(4, 1fr); }
.lp-cards-3 { grid-template-columns: repeat(3, 1fr); }

.lp-card {
  background: #fff;
  border: 1px solid #e8eef6;
  border-radius: 18px;
  padding: 32px 28px;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.lp-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.08);
  border-color: rgba(77,184,200,0.3);
}
.lp-card-icon { font-size: 2rem; margin-bottom: 16px; }
.lp-card-title { font-size: 1rem; font-weight: 700; color: #1e293b; margin: 0 0 10px; }
.lp-card-text  { font-size: 0.88rem; color: #64748b; line-height: 1.65; margin: 0; }

/* ── Modules Grid ── */
.lp-modules-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.lp-module-card {
  display: flex;
  gap: 24px;
  background: #fff;
  border: 1px solid #e8eef6;
  border-radius: 20px;
  padding: 32px 28px;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.lp-module-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.07);
  border-color: rgba(77,184,200,0.3);
}
.lp-module-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: rgba(77,184,200,0.2);
  line-height: 1;
  flex-shrink: 0;
  letter-spacing: -0.04em;
}
.lp-module-body { flex: 1; min-width: 0; }
.lp-module-title { font-size: 1.05rem; font-weight: 700; color: #1e293b; margin: 0 0 10px; }
.lp-module-desc  { font-size: 0.87rem; color: #64748b; line-height: 1.65; margin: 0 0 16px; }
.lp-module-tags  { display: flex; flex-wrap: wrap; gap: 6px; }
.lp-tag {
  display: inline-block;
  background: #f1f5f9;
  color: #475569;
  font-size: 0.73rem;
  font-weight: 600;
  border-radius: 6px;
  padding: 3px 10px;
}

/* ── Piliers Cards ── */
.lp-pillar-card {
  background: linear-gradient(145deg, #fff, #f8fafc);
  border: 1px solid #e8eef6;
  border-radius: 20px;
  padding: 36px 28px;
  text-align: center;
  transition: transform 0.25s, box-shadow 0.25s;
}
.lp-pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.08);
}
.lp-pillar-icon-wrap {
  width: 72px; height: 72px;
  margin: 0 auto 20px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(77,184,200,0.12), rgba(245,155,139,0.1));
  display: flex;
  align-items: center;
  justify-content: center;
}
.lp-pillar-icon   { font-size: 2rem; }
.lp-pillar-title  { font-size: 1.05rem; font-weight: 700; color: #1e293b; margin: 0 0 12px; }
.lp-pillar-text   { font-size: 0.87rem; color: #64748b; line-height: 1.7; margin: 0; }

/* ── Pricing Card ── */
.lp-pricing-card {
  background: #fff;
  border-radius: 24px;
  border: 2px solid rgba(77,184,200,0.25);
  box-shadow: 0 8px 40px rgba(77,184,200,0.12);
  overflow: hidden;
  max-width: 820px;
  margin: 0 auto;
}

.lp-pricing-badge {
  background: var(--gradient);
  color: #fff;
  text-align: center;
  padding: 10px 24px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.lp-pricing-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.lp-pricing-left {
  padding: 40px 36px;
  border-right: 1px solid rgba(0,0,0,0.07);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.lp-pricing-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--cyan);
  margin: 0 0 16px;
}

.lp-pricing-amount {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.lp-pricing-price {
  font-size: 3.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.lp-pricing-period {
  font-size: 0.95rem;
  color: #64748b;
  font-weight: 500;
}

.lp-pricing-note {
  font-size: 0.8rem;
  color: #64748b;
  margin: 0;
  background: rgba(77,184,200,0.07);
  border-radius: 6px;
  padding: 8px 12px;
  border-left: 3px solid var(--cyan);
}

.lp-pricing-features {
  padding: 40px 36px;
}

.lp-pricing-features ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.lp-pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: #374151;
  line-height: 1.5;
}

.lp-pricing-features li span {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  background: var(--gradient);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 800;
  margin-top: 1px;
}

.lp-pricing-footer {
  padding: 28px 36px 36px;
  border-top: 1px solid rgba(0,0,0,0.07);
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

.lp-pricing-disclaimer {
  flex: 1;
  font-size: 0.76rem;
  color: #94a3b8;
  line-height: 1.6;
  margin: 0;
  min-width: 200px;
}

@media (max-width: 720px) {
  .lp-pricing-main { grid-template-columns: 1fr; }
  .lp-pricing-left { border-right: none; border-bottom: 1px solid rgba(0,0,0,0.07); padding: 32px 24px; }
  .lp-pricing-features { padding: 28px 24px; }
  .lp-pricing-footer { flex-direction: column; align-items: stretch; padding: 24px; gap: 16px; }
  .lp-pricing-footer .lp-btn-primary { width: 100%; text-align: center; }
  .lp-pricing-price { font-size: 2.8rem; }
}

/* ── CTA Final ── */
.lp-final-cta {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #0f1e35 0%, #0e3a4a 50%, #1a2a3a 100%);
  padding: 96px 28px;
  text-align: center;
}
.lp-cta-blob {
  position: absolute;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(77,184,200,0.18), transparent 65%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.lp-final-cta-inner { position: relative; z-index: 1; max-width: 680px; margin: 0 auto; }
.lp-final-cta-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  color: #fff;
  margin: 16px 0 16px;
  letter-spacing: -0.02em;
}
.lp-final-cta-subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.65);
  margin: 0 0 36px;
  line-height: 1.65;
}

/* ── Footer ── */
.lp-footer {
  background: #0f172a;
  padding: 28px;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.lp-footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.lp-footer-logo { height: 28px; width: auto; object-fit: contain; opacity: 0.8; filter: brightness(10); }
.lp-footer-text { font-size: 0.8rem; color: rgba(255,255,255,0.4); margin: 0; }
.lp-footer-link { font-size: 0.8rem; color: rgba(255,255,255,0.5); text-decoration: none; transition: color 0.2s; }
.lp-footer-link:hover { color: var(--cyan); }

/* ── Mobile Hamburger (landing) ── */
.lp-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
}
.lp-hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: #475569;
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

/* ── Responsive Landing Page ── */
@media (max-width: 1024px) {
  .lp-cards-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .lp-hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .lp-hero-title { text-align: center; }
  .lp-hero-subtitle { text-align: center; max-width: 100%; }
  .lp-hero-cta { justify-content: center; }
  .lp-badge { display: block; text-align: center; width: fit-content; margin: 0 auto 20px; }
  .lp-modules-grid { grid-template-columns: 1fr; }
  .lp-cards-3 { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .lp-nav { display: none; }
  .lp-nav.open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    position: absolute;
    top: 68px;
    left: 0; right: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(14px);
    padding: 16px 20px 20px;
    border-bottom: 1px solid #e2e8f0;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    gap: 8px;
    z-index: 499;
  }
  .lp-nav.open .lp-nav-link { text-align: center; padding: 10px; }
  .lp-nav.open .lp-btn-primary,
  .lp-nav.open .lp-btn-secondary { text-align: center; width: 100%; }
  .lp-hamburger { display: flex; }
  .lp-header-inner { position: relative; }
  .lp-hero { padding: 52px 20px 60px; }
  .lp-section { padding: 64px 20px; }
  .lp-stats-inner { gap: 20px; }
  .lp-stat-sep { display: none; }
  .lp-cards-4 { grid-template-columns: 1fr; }
  .lp-module-card { flex-direction: column; gap: 12px; }
  .lp-module-num { font-size: 1.6rem; }
  .lp-final-cta { padding: 64px 20px; }
}

/* ============================================================
   ONBOARDING STEPS — Vue intermédiaire modale d'inscription
   ============================================================ */

.onboarding-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 24px 0 28px;
}

.onboarding-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 14px 0;
  position: relative;
}

/* Ligne de connexion entre les étapes */
.onboarding-step:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 17px;
  top: 50px;
  width: 2px;
  height: calc(100% - 36px);
  background: linear-gradient(to bottom, rgba(77,184,200,0.3), rgba(77,184,200,0.05));
}

.step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), #38a3b4);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(77,184,200,0.28);
  position: relative;
  z-index: 1;
}

.step-content { padding-top: 6px; }

.step-title {
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 3px;
}

.step-text {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.55;
}

/* Auth view transition */
#auth-onboarding-view,
#auth-main-view,
#auth-reset-view {
  animation: authViewIn 0.25s ease;
}
@keyframes authViewIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   COMING SOON BLOCK — Message "Bientôt disponible" après validation
   ============================================================ */

.coming-soon-block {
  margin-top: 16px;
  padding: 20px 24px;
  background: linear-gradient(135deg,
    rgba(77,184,200,0.07) 0%,
    rgba(245,155,139,0.06) 100%);
  border: 1.5px solid rgba(77,184,200,0.22);
  border-radius: var(--radius-lg);
  color: #2d6b76;
  font-size: 0.92rem;
  font-weight: 500;
  line-height: 1.55;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.coming-soon-block::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top left,
    rgba(77,184,200,0.06), transparent 65%);
  pointer-events: none;
}