/* SF Formation - Styles principaux */
/* Palette: Bleu indigo #29307F, Bleu clair #00BFFF, Jaune-orange #F2A900 */

:root {
  --primary-dark: #29307F;
  --primary-medium: #1E5F8C;
  --primary-light: #00BFFF;
  --primary-pale: #E8F4FC;
  --accent: #F2A900;
  --accent-hover: #E09A00;
  --text-dark: #1a1a2e;
  --text-muted: #5a5a7a;
  --white: #ffffff;
  --bg-page: #F7F8FA;
  --bg-card: #ffffff;
  --border-subtle: rgba(41, 48, 127, 0.08);
  --border-accent: rgba(242, 169, 0, 0.25);
  --gray-100: #f5f6f8;
  --gray-200: #e8eaef;
  --shadow: 0 2px 12px rgba(41, 48, 127, 0.06);
  --shadow-hover: 0 8px 30px rgba(41, 48, 127, 0.1);
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

/* Barre de progression au scroll */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-dark), var(--accent));
  z-index: 1001;
  transition: width 0.1s ease-out;
}

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
  background: var(--bg-page);
  min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  line-height: 1.2;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

a {
  color: var(--primary-dark);
  text-decoration: none;
  transition: var(--transition);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  backdrop-filter: none;
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(247, 248, 250, 0.98);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  position: relative;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.logo img {
  height: 48px;
  width: auto;
}

.logo-text {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--primary-dark);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav a:not(.btn-platform) {
  font-weight: 500;
  color: var(--text-dark);
  position: relative;
}

.nav a:not(.btn-platform)::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

.nav a:not(.btn-platform):hover::after,
.nav a:not(.btn-platform).active::after {
  width: 100%;
}

.btn-platform {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.2rem;
  background: var(--accent);
  color: var(--white) !important;
  border-radius: var(--radius);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.btn-platform:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(242, 169, 0, 0.4);
}

.btn-platform::after {
  display: none !important;
}

/* Mobile menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--primary-dark);
  border-radius: 2px;
  transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-text .badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: rgba(242, 169, 0, 0.15);
  color: var(--accent);
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  margin-right: 0.5rem;
  animation: fadeInUp 0.6s ease-out;
}

/* Badge "Démarrez maintenant, payez plus tard" - mise en avant forte */
.badge-payez-plus-tard {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  color: var(--white) !important;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(242, 169, 0, 0.4);
  animation: fadeInUp 0.6s ease-out;
}

.badge-payez-plus-tard::before {
  content: '⚡';
  font-size: 1.2rem;
}

.highlight-payez-plus-tard {
  background: linear-gradient(135deg, rgba(242, 169, 0, 0.15) 0%, rgba(242, 169, 0, 0.08) 100%);
  border-left: 4px solid var(--accent);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-weight: 600;
  color: var(--primary-dark);
}

.hero-text h1 {
  margin-bottom: 1.5rem;
  color: var(--primary-dark);
  animation: fadeInUp 0.6s ease-out 0.1s both;
}

.hero-text h1 span {
  color: var(--accent);
}

.hero-text p {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 500px;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease-out 0.3s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

/* Bouton principal : bleu (majorité des CTA) */
.btn-primary {
  background: var(--primary-dark);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-medium);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(41, 48, 127, 0.35);
}

/* Bouton accent : orange (CTA spéciaux "Démarrer maintenant", etc.) */
.btn-accent {
  background: var(--accent);
  color: var(--white);
}

.btn-accent:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(242, 169, 0, 0.4);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--primary-dark);
  border: 2px solid var(--primary-dark);
}

.btn-secondary:hover {
  background: var(--primary-dark);
  color: var(--white);
}

.hero-visual {
  position: relative;
  animation: fadeInRight 0.8s ease-out 0.2s both;
}

.hero-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-subtle);
}

.hero-card h3 {
  color: var(--primary-dark);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-card .price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1rem;
}

.hero-card ul {
  list-style: none;
}

.hero-card li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--text-muted);
}

.hero-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-light);
  font-weight: bold;
}

/* Sections - encadrés arrondis pour séparation visuelle */
section {
  padding: 5rem 2rem;
  width: 100%;
}

.section-card {
  max-width: 1200px;
  margin: 0 auto;
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: 2.5rem 3rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.section-card:hover {
  box-shadow: var(--shadow-hover);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  color: var(--primary-dark);
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Offres */
.offres-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.offres-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2rem;
  align-items: stretch;
}

.offre-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-subtle);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.offre-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-dark), var(--primary-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.offre-card.featured {
  border: 2px solid var(--border-accent);
  box-shadow: 0 4px 24px rgba(242, 169, 0, 0.12);
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--primary-pale) 100%);
}

.offre-card.featured::before {
  background: var(--accent);
  transform: scaleX(1);
}

.offre-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.offre-card:hover::before {
  transform: scaleX(1);
}

.offre-badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: var(--accent);
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 50px;
  margin-bottom: 1rem;
}


.offre-card h3 {
  color: var(--primary-dark);
  margin-bottom: 1rem;
}

.offre-card .price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.offre-card ul {
  list-style: none;
  margin-bottom: 1.5rem;
}

.offre-card li {
  padding: 0.4rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--text-muted);
}

.offre-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-light);
  font-weight: bold;
}

/* About */
.about-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text h2 {
  color: var(--primary-dark);
  margin-bottom: 1.5rem;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.stat {
  text-align: center;
  padding: 1.75rem;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.stat:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-hover);
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Page content - Design refondu */
.page-hero {
  padding: 8rem 2rem 5rem;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.page-hero h1 {
  color: var(--primary-dark);
  margin-bottom: 1rem;
  font-size: clamp(2rem, 5vw, 3.25rem);
}

.page-hero p {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.page-hero .price-tag {
  display: inline-block;
  margin-top: 2rem;
  padding: 1rem 2rem;
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-accent);
}

.page-hero .price-tag .price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  display: block;
}

.page-hero .price-tag .price-detail {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.page-content {
  padding: 0 2rem 5rem;
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* Content blocks - encadrés arrondis pour chaque section */
.content-block {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.content-block:hover {
  box-shadow: var(--shadow-hover);
}

.content-block h2 {
  color: var(--primary-dark);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 3px solid var(--accent);
  font-size: 1.5rem;
}

.content-block h3 {
  color: var(--primary-dark);
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
}

.content-block p, .content-block li {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.content-block ul {
  margin: 1rem 0 1rem 1.5rem;
}

.content-block ol:not(.process-steps) {
  margin: 1rem 0 1rem 1.5rem;
  padding-left: 1.5rem;
}

.content-block ol:not(.process-steps) li {
  margin-bottom: 1rem;
}

/* CTA block - encadré mis en avant */
.content-block.cta-block {
  background: linear-gradient(135deg, var(--primary-pale) 0%, var(--bg-card) 100%);
  border: 1px solid var(--border-accent);
  box-shadow: 0 4px 24px rgba(242, 169, 0, 0.1);
}

.content-block.cta-block h3 {
  color: var(--primary-dark);
  margin-bottom: 1rem;
}

.content-block.cta-block .cta-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

/* Process steps - timeline */
.process-steps {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  padding-left: 0;
  counter-reset: step;
}

.process-steps li {
  position: relative;
  padding-left: 3.5rem;
  margin-bottom: 1.5rem;
  counter-increment: step;
}

.process-steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  background: var(--accent);
  color: var(--white);
  border-radius: 50%;
  text-align: center;
  line-height: 2rem;
  font-weight: 700;
  font-size: 0.9rem;
}

.process-steps li strong {
  color: var(--primary-dark);
}

/* Process steps : animation au scroll */
.process-steps li {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.process-steps.visible li {
  opacity: 1;
  transform: translateX(0);
}

.process-steps.visible li:nth-child(1) { transition-delay: 0.1s; }
.process-steps.visible li:nth-child(2) { transition-delay: 0.2s; }
.process-steps.visible li:nth-child(3) { transition-delay: 0.3s; }
.process-steps.visible li:nth-child(4) { transition-delay: 0.4s; }
.process-steps.visible li:nth-child(5) { transition-delay: 0.5s; }

/* OPCO page - cartes redesignées */
.opco-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin: 1.5rem 0 0;
}

.opco-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.opco-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-dark), var(--primary-light));
}

.opco-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}

.opco-card h4 {
  color: var(--primary-dark);
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
}

.opco-card p {
  font-size: 0.95rem;
  margin: 0;
  color: var(--text-muted);
}

.avantages-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0 0;
}

.avantage-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.75rem;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.avantage-item:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-hover);
}

.avantage-item .icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  color: var(--white);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  box-shadow: 0 4px 15px rgba(242, 169, 0, 0.3);
}

.avantage-item h4 {
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
}

.avantage-item p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin: 0;
}

/* E-learning page - établissements */
.etablissements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 0;
}

.etablissement-tag {
  padding: 1rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  color: var(--primary-dark);
  font-weight: 500;
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow);
}

.etablissement-tag:hover {
  background: var(--primary-dark);
  color: var(--white);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

/* Feature list avec icônes */
.feature-list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--gray-200);
  margin-bottom: 0;
}

.feature-list li:last-child {
  border-bottom: none;
}

.feature-list .feature-icon {
  width: 36px;
  height: 36px;
  background: var(--primary-pale);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.feature-list strong {
  color: var(--primary-dark);
}

/* Contact */
.contact-coords {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.contact-coord {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--bg-card);
  border-radius: var(--radius);
  color: var(--primary-dark);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.contact-coord:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: var(--shadow-hover);
}

.contact-section {
  padding: 0 2rem 5rem;
}

.form-toggle {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3rem;
}

.form-toggle button {
  padding: 1rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
  background: var(--bg-card);
  color: var(--text-muted);
}

.form-toggle button.active {
  background: var(--primary-dark);
  color: var(--white);
  border-color: var(--primary-dark);
}

.form-toggle button:hover:not(.active) {
  border-color: var(--primary-light);
  color: var(--primary-dark);
}

.contact-form {
  background: var(--bg-card);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-subtle);
}

.contact-form.hidden {
  display: none;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition);
  background: var(--bg-card);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-light);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* Footer */
.footer {
  padding: 4rem 2rem 2rem;
  margin-top: 0;
  background: var(--bg-card);
  border-top: 1px solid var(--border-subtle);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand .logo {
  margin-bottom: 1rem;
}

.footer-brand .logo img {
  /* Pas de filtre - logo visible sur fond clair unifié */
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.footer h4 {
  color: var(--primary-dark);
  margin-bottom: 1rem;
  font-size: 1rem;
}

.footer ul {
  list-style: none;
}

.footer li {
  margin-bottom: 0.5rem;
}

.footer a {
  color: var(--text-muted);
  display: inline-block;
}

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

.footer-bottom {
  max-width: 1200px;
  margin: 3rem auto 0;
  padding-top: 2rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(60px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Base : apparition au scroll */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Variantes de direction */
.animate-on-scroll[data-animate="left"] {
  transform: translateX(-50px);
}
.animate-on-scroll[data-animate="left"].visible {
  transform: translateX(0);
}

.animate-on-scroll[data-animate="right"] {
  transform: translateX(50px);
}
.animate-on-scroll[data-animate="right"].visible {
  transform: translateX(0);
}

.animate-on-scroll[data-animate="scale"] {
  transform: scale(0.9);
}
.animate-on-scroll[data-animate="scale"].visible {
  transform: scale(1);
}

/* Délais échelonnés */
.animate-on-scroll.delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.delay-3 { transition-delay: 0.3s; }
.animate-on-scroll.delay-4 { transition-delay: 0.4s; }
.animate-on-scroll.delay-5 { transition-delay: 0.5s; }

/* Stagger : enfants animés quand le parent devient visible */
.stagger-children > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1), transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0.05s; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.1s; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.15s; }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.2s; }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.25s; }
.stagger-children.visible > *:nth-child(6) { transition-delay: 0.3s; }
.stagger-children.visible > *:nth-child(7) { transition-delay: 0.35s; }
.stagger-children.visible > *:nth-child(8) { transition-delay: 0.4s; }
.stagger-children.visible > *:nth-child(9) { transition-delay: 0.45s; }
.stagger-children.visible > *:nth-child(10) { transition-delay: 0.5s; }
.stagger-children.visible > *:nth-child(n+11) { transition-delay: 0.55s; }

.stagger-children.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Transitions fluides sur les cartes et listes */
.offre-card,
.content-block,
.opco-card,
.avantage-item,
.etablissement-tag,
.stat,
.hero-card {
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s ease, border-color 0.4s ease;
}

/* Effet de survol renforcé */
.offre-card:hover,
.content-block:hover {
  transform: translateY(-6px);
}

.avantage-item:hover {
  transform: translateX(6px);
}

.etablissement-tag:hover {
  transform: translateY(-4px) scale(1.02);
}

.stat:hover {
  transform: translateY(-4px);
}

/* Animation douce sur les liens du footer */
.footer a {
  transition: color 0.3s ease, transform 0.2s ease;
}

.footer li:hover a {
  transform: translateX(4px);
  display: inline-block;
}

/* Animation sur les coordonnées de contact */
.contact-coord {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-coord:hover {
  transform: scale(1.05);
}

/* Feature list : apparition progressive des lignes */
.feature-list li {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.feature-list.visible li {
  opacity: 1;
  transform: translateX(0);
}

.feature-list.visible li:nth-child(1) { transition-delay: 0.05s; }
.feature-list.visible li:nth-child(2) { transition-delay: 0.1s; }
.feature-list.visible li:nth-child(3) { transition-delay: 0.15s; }
.feature-list.visible li:nth-child(4) { transition-delay: 0.2s; }
.feature-list.visible li:nth-child(5) { transition-delay: 0.25s; }
.feature-list.visible li:nth-child(6) { transition-delay: 0.3s; }
.feature-list.visible li:nth-child(7) { transition-delay: 0.35s; }
.feature-list.visible li:nth-child(8) { transition-delay: 0.4s; }

/* CTA Banner - fond unifié avec le reste du site */
.cta-banner {
  color: var(--primary-dark);
  padding: 4rem 2rem;
  text-align: center;
}

.cta-banner h2 {
  color: var(--primary-dark);
  margin-bottom: 1rem;
}

.cta-banner p {
  margin-bottom: 2rem;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 968px) {
  .hero-content,
  .about-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text p {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons {
    justify-content: center;
  }

  .offres-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .content-block {
    padding: 1.75rem;
  }

  .section-card {
    padding: 2rem;
  }

  .avantages-list {
    grid-template-columns: 1fr;
  }

  .opco-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .header-inner .nav,
  .header-inner .btn-platform {
    display: none;
  }

  .header-inner .nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-page);
    padding: 2rem;
    box-shadow: var(--shadow);
    gap: 0;
  }

  .header-inner .nav.open a {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-subtle);
  }

  .header-inner .nav.open a:last-of-type {
    border-bottom: none;
  }

  .header-inner .nav.open ~ .btn-platform {
    display: flex;
    position: absolute;
    top: 100%;
    left: 2rem;
    right: 2rem;
    margin-top: 1rem;
    justify-content: center;
  }

  .about-stats {
    grid-template-columns: 1fr;
  }
}