/* 💎 Landing V2 PREMIUM LIGHT — Authority & Readability (MOBILE-FIRST) */
:root {
  --bg: #ffffff; 
  --bg-surface: #f8fafc; 
  --bg-panel: #ffffff;
  
  --text: #0f172a;      
  --muted: #475569;     
  --muted2: #64748b;    
  
  --accent: #2f5cff;    
  --accent-soft: #eef2ff;
  --accent-hover: #1e40af;
  
  --line: #e2e8f0;      
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
  --radius: 12px;

  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  
  /* 🎨 Nouvelles variables pour animations (Phase 1 - Obot.ai inspired) */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
}

body.landing-v2 {
  margin: 0;
  background-color: var(--bg) !important;
  color: var(--text);
  font-family: var(--font-main);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  overflow-x: hidden;
}

.v2-container {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
}

.v2-section {
  padding: 60px 0;
}

/* 🏆 HERO SECTION (MOBILE-FIRST) */
.hero {
  background: #ffffff;
  padding: 40px 0 60px;
}

.hero-grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.hero-text { width: 100%; }
.hero-visual { width: 100%; }

.hero-visual img {
  width: 100%;
  height: auto;
  max-width: 600px;
  filter: drop-shadow(0 20px 40px rgba(47, 92, 255, 0.1));
  animation: softFloat 6s ease-in-out infinite;
}

@keyframes softFloat {
  0%, 100% { transform: translateY(0); filter: drop-shadow(0 10px 20px rgba(47, 92, 255, 0.05)); }
  50% { transform: translateY(-15px); filter: drop-shadow(0 25px 45px rgba(47, 92, 255, 0.15)); }
}

/* 🎬 Nouvelles animations (Phase 1 - Obot.ai inspired) */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Animation spécifique pour les features (stagger) */
@keyframes slideInLeftFeature {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.hero-badge {
  display: inline-block;
  padding: 6px 12px;
  margin-bottom: 24px;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 999px;
}

.hero-title {
  font-size: clamp(30px, 8vw, 44px);
  line-height: 1.2;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 18px;
  line-height: 1.5;
  color: #334155;
  margin-bottom: 20px;
}

.hero-description {
  font-size: 16px;
  line-height: 1.6;
  color: #475569;
  margin-bottom: 28px;
}

.hero-description strong { color: #0f172a; }

.hero-quote {
  margin: 32px 0;
  padding-left: 16px;
  border-left: 3px solid var(--accent);
  font-style: italic;
  color: #64748b;
  font-size: 16px;
}

.hero-micro-text {
  font-size: 11px;
  color: var(--muted2);
  margin-top: 16px;
  font-style: italic;
  opacity: 0.8;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.hero-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px;
  margin: 32px 0 0 0;
  list-style: none;
  color: #475569;
  font-size: 14px;
  background: linear-gradient(to right, var(--accent-soft) 0%, transparent 100%);
  border-left: 4px solid var(--accent);
  border-radius: 0 12px 12px 0;
  /* Animation stagger - Option 1 */
  opacity: 1; /* Visible par défaut, animation se déclenche après */
}

.hero-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  text-align: left;
  line-height: 1.4;
  /* Animation stagger - chaque item part de invisible et glisse depuis la gauche */
  opacity: 0;
  transform: translateX(-20px);
  animation: slideInLeftFeature 0.5s var(--transition-base) forwards;
}

/* Délais progressifs pour chaque item (stagger effect) */
.hero-features li:nth-child(1) { animation-delay: 0.5s; }
.hero-features li:nth-child(2) { 
  animation-delay: 0.6s;
  animation-duration: 0.6s; /* Plus long pour le point d'ancrage */
}
.hero-features li:nth-child(3) { animation-delay: 0.7s; }
.hero-features li:nth-child(4) { animation-delay: 0.8s; }
.hero-features li:nth-child(5) { animation-delay: 0.9s; }
.hero-features li:nth-child(6) { animation-delay: 1.0s; }

.hero-features li.anchor {
  font-weight: 600;
  color: var(--text);
  position: relative;
}

/* Accent subtil sur le point d'ancrage après apparition */
.hero-features li.anchor::after {
  content: '';
  position: absolute;
  left: -28px; /* Aligné avec la bordure gauche */
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--accent);
  opacity: 0;
  animation: accentPulse 0.8s var(--transition-base) 1.2s forwards;
  border-radius: 0 var(--radius) var(--radius) 0;
}

@keyframes accentPulse {
  0% {
    opacity: 0;
    transform: scaleY(0);
  }
  50% {
    opacity: 1;
    transform: scaleY(1);
  }
  100% {
    opacity: 0.7;
    transform: scaleY(1);
  }
}

.hero-features li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 800;
  font-size: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: 0.2s ease;
  width: 100%;
}

/* 📱 DESKTOP ENHANCEMENTS (GRID AREAS) */
@media (min-width: 992px) {
  .hero { padding: 60px 0 100px; }
  
  .hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    grid-template-areas: 
      "text visual"
      "actions visual";
    gap: 40px 80px;
    align-items: start;
  }
  
  .hero-text { grid-area: text; }
  .hero-visual { 
    grid-area: visual; 
    text-align: left; 
    display: flex; 
    flex-direction: column; 
    align-items: flex-start;
  }
  .hero-actions { grid-area: actions; flex-direction: row; margin-top: -20px; }
  
  .hero-badge { margin-bottom: 40px; }
  .btn { width: auto; }
}

/* 🏁 General Typography */
h2, h3 {
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0;
  color: #0f172a;
}

h2 {
  font-size: clamp(28px, 6vw, 40px);
  margin-bottom: 20px;
}

/* Surfaces */
.v2-card {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.v2-card:hover {
  border-color: var(--accent);
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

/* Nav Polish */
.v2-header {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.95) !important;
}

.v2-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 21px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
  text-decoration: none;
}

.v2-logo-icon {
  width: 30px;
  height: 30px;
  background: var(--accent);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(47, 92, 255, 0.15);
}

.v2-logo-text span {
  color: var(--accent);
  font-weight: 700;
}

.v2-navlinks { display: none; }
@media (min-width: 768px) {
  .v2-navlinks { 
    display: flex; 
    gap: 32px; 
    align-items: center;
    height: 100%;
  }
}

.v2-navlinks a {
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  line-height: 1.5;
  display: inline-flex;
  align-items: center;
}

.v2-navlinks a:hover { color: var(--accent); }

/* Alignement spécifique pour le bouton CTA dans le menu */
.v2-navlinks .btn {
  margin: 0;
  vertical-align: middle;
  line-height: 1.5;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Forcer le texte blanc pour les boutons dans le menu (priorité sur les styles des liens) */
.v2-navlinks .btn-primary {
  color: #ffffff !important;
}

.v2-navlinks .btn-primary:hover {
  color: #ffffff !important;
}

.btn-primary { 
  background: #6366F1; 
  color: #ffffff; 
  border: none; 
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3); 
  transition: all 0.3s ease; 
}
.btn-primary:hover { 
  background: #8B5CF6; 
  color: #ffffff; 
  box-shadow: 0 12px 32px rgba(139, 92, 246, 0.4); 
  transform: translateY(-2px); 
}
.btn-secondary { 
  background: #FEF3C7; 
  color: #1A2B4C; 
  border: none; 
  font-weight: 600; 
  box-shadow: 0 4px 12px rgba(254, 243, 199, 0.3); 
  transition: all 0.3s ease; 
}
.btn-secondary:hover { 
  background: #FDE68A; 
  color: #1A2B4C; 
  box-shadow: 0 8px 20px rgba(253, 230, 138, 0.4); 
  transform: translateY(-2px); 
}
}

.animate-on-scroll-delay-1 {
  animation-delay: 0.1s;
}

.animate-on-scroll-delay-2 {
  animation-delay: 0.2s;
}

.animate-on-scroll-delay-3 {
  animation-delay: 0.3s;
}

/* Hover lift effect */
.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Link avec underline animé */
.link-underline {
  position: relative;
  text-decoration: none;
}

.link-underline::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition-base);
}

.link-underline:hover::after {
  width: 100%;
}

/* Button press effect */
.btn-press {
  transition: transform var(--transition-fast);
}

.btn-press:active {
  transform: scale(0.98);
}

/* Card interactive améliorée */
.v2-card {
  transition: all var(--transition-base);
}

.v2-card:hover {
  transform: translateY(-2px);
}

/* Header amélioré avec backdrop blur */
.v2-header {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: box-shadow var(--transition-base), background var(--transition-base);
}

.v2-header.scrolled {
  background: rgba(255, 255, 255, 0.98) !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* Amélioration des transitions existantes */
.btn {
  transition: all var(--transition-base);
}

.v2-navlinks a {
  transition: color var(--transition-base);
}

/* Désactiver les animations sur mobile pour performance */
@media (max-width: 768px) {
  .animate-on-scroll {
    animation: none;
    opacity: 1;
  }
  
  .hover-lift:hover {
    transform: none;
  }
  
  /* Désactiver l'animation stagger sur mobile */
  .hero-features,
  .hero-features li {
    animation: none;
    opacity: 1;
    transform: none;
  }
  
  .hero-features li.anchor::after {
    animation: none;
    opacity: 0.7;
  }
}

/* Respecter prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  /* Désactiver l'animation stagger pour prefers-reduced-motion */
  .hero-features,
  .hero-features li {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
  
  .hero-features li.anchor::after {
    animation: none !important;
    opacity: 0.7 !important;
  }
}
/* ========================================
   🖥️ OPTIMISATIONS DESKTOP
   ======================================== */

/* Desktop (1025px - 1399px) - Optimisations sections */
@media (min-width: 1025px) {
  /* Section Fonctionnement - Grille optimisée */
  #fonctionnement .v2-container > div:last-child {
    gap: 70px !important;
  }
  
  #fonctionnement .v2-card {
    padding: 40px !important;
  }
  
  /* Section Conformité - Grille optimisée */
  #conformite .v2-container > div:last-child {
    gap: 40px !important;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  #conformite .v2-card {
    padding: 56px 48px !important;
  }
  
  /* Section Contact - Layout optimisé */
  #contact-section .v2-container > div {
    gap: 120px !important;
    max-width: 1300px;
    margin: 0 auto;
  }
  
  #contact-section h2 {
    font-size: clamp(52px, 5vw, 64px) !important;
  }
  
  #contact-section .v2-card {
    padding: 56px !important;
  }
  
  /* Typographie desktop */
  h2 {
    font-size: clamp(40px, 4.5vw, 48px);
    margin-bottom: 28px;
  }
}

/* Desktop large (≥1400px) - Optimisations grand écran */
@media (min-width: 1400px) {
  .hero {
    padding: 100px 0 140px !important;
  }
  
  .hero-grid {
    gap: 50px 100px !important;
  }
  
  .hero-badge {
    margin-bottom: 48px !important;
    font-size: 13px !important;
    padding: 7px 14px !important;
  }
  
  .hero-title {
    font-size: clamp(44px, 5vw, 52px) !important;
    margin-bottom: 32px !important;
  }
  
  .hero-subtitle {
    font-size: 19px !important;
    margin-bottom: 24px !important;
  }
  
  .hero-description {
    font-size: 17px !important;
    margin-bottom: 32px !important;
  }
  
  .hero-quote {
    font-size: 17px !important;
    margin: 40px 0 !important;
  }
  
  .hero-features {
    padding: 28px !important;
    font-size: 15px !important;
  }
  
  .hero-actions {
    gap: 16px !important;
  }
  
  .btn {
    padding: 16px 28px !important;
    font-size: 17px !important;
  }
  
  /* Section Fonctionnement */
  #fonctionnement .v2-container > div:last-child {
    gap: 90px !important;
  }
  
  #fonctionnement .v2-card {
    padding: 48px !important;
  }
  
  /* Section Conformité */
  #conformite .v2-container > div:last-child {
    gap: 50px !important;
    max-width: 1400px !important;
  }
  
  #conformite .v2-card {
    padding: 64px 56px !important;
  }
  
  /* Section Contact */
  #contact-section .v2-container > div {
    gap: 140px !important;
    max-width: 1500px !important;
  }
  
  #contact-section h2 {
    font-size: clamp(64px, 5.5vw, 72px) !important;
  }
  
  #contact-section .v2-card {
    padding: 64px !important;
  }
  
  /* Typographie desktop large */
  h2 {
    font-size: clamp(48px, 5vw, 56px) !important;
    margin-bottom: 32px !important;
  }
  
  .v2-section {
    padding: 140px 0 !important;
  }
  
  .v2-container {
    width: min(1400px, calc(100% - 80px)) !important;
    padding: 0 60px !important;
  }
}

/* ========================================
   📱 MENU MOBILE - Styles manquants
   ======================================== */

/* Bouton hamburger - visible uniquement sur mobile */
.v2-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 28px;
  height: 28px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
  position: relative;
}

@media (max-width: 767px) {
  .v2-menu-toggle {
    display: flex;
  }
  
  .v2-navlinks {
    display: none !important;
  }
}

/* Tablette / iPad (768px - 1024px) - Menu visible */
@media (min-width: 768px) and (max-width: 1024px) {
  .v2-menu-toggle {
    display: none !important;
  }
}

@media (min-width: 1025px) {
  .v2-menu-toggle {
    display: none !important;
  }
}

.v2-menu-toggle span {
  width: 100%;
  height: 2.5px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.v2-menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
}

.v2-menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.v2-menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Menu mobile - caché par défaut */
.v2-header {
  position: sticky !important;
  top: 0;
  z-index: 1000;
  width: 100%;
}

.v2-mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  z-index: 999;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease;
  opacity: 0;
}

.v2-mobile-menu.active {
  display: block;
  max-height: 400px;
  opacity: 1;
}

.v2-mobile-menu-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.v2-mobile-menu-content a {
  font-size: 16px;
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  transition: color var(--transition-base);
}

.v2-mobile-menu-content a:last-child {
  border-bottom: none;
  margin-top: 8px;
}

.v2-mobile-menu-content a:hover,
.v2-mobile-menu-content a.active {
  color: var(--accent);
}

.v2-mobile-menu-content .btn {
  width: 100%;
  justify-content: center;
  padding: 14px 20px;
  font-size: 15px;
  margin-top: 8px;
}

/* Desktop : menu mobile toujours caché */
@media (min-width: 768px) {
  .v2-mobile-menu {
    display: none !important;
    max-height: 0 !important;
    opacity: 0 !important;
  }
  
  .v2-mobile-menu.active {
    display: none !important;
  }
}