/* Variables CSS modernes pour YesReCan */
:root {
  --primary-gradient: linear-gradient(135deg, #4f9cf9 0%, #2563eb 100%);
  --secondary-gradient: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
  --success-gradient: linear-gradient(135deg, #34d399 0%, #10b981 100%);
  --accent-gradient: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
  --dark-gradient: linear-gradient(1/* Contact Modal */
.modal {
  display: none !important;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  z-index: 2000;
  animation: fadeIn 0.3s ease;
  overflow-y: auto;
}0%, #1d4ed8 100%);
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  
  --text-primary: #1a202c;
  --text-secondary: #4a5568;
  --text-light: rgba(255, 255, 255, 0.9);
  --bg-primary: #0f0f23;
  --bg-secondary: #1a1a2e;
  --shadow-glow: 0 0 40px rgba(79, 156, 249, 0.3);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

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

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

/* Particles Background */
#particles-js {
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: -1;
}

/* Navigation moderne */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 3rem;
  background: rgba(15, 15, 35, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  animation: slideDown 0.8s ease;
}

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

.navbar-brand {
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: 'Space Grotesk', sans-serif;
}

.navbar-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.lang-btn {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-light);
  border-radius: 25px;
  padding: 0.6rem 1.2rem;
  cursor: pointer;
  font-weight: 600;
  backdrop-filter: blur(10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 0.9rem;
}

.lang-btn:hover {
  background: var(--primary-gradient);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  color: var(--text-light);
  text-decoration: none;
  border-radius: 25px;
  font-weight: 500;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover {
  background: var(--primary-gradient);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 6rem 2rem 2rem;
}

.hero-content {
  text-align: center;
  max-width: 1000px;
  animation: fadeInUp 1s ease 0.3s both;
}

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

.hero-title {
  font-size: clamp(4rem, 8vw, 8rem);
  font-weight: 900;
  font-family: 'Space Grotesk', sans-serif;
  background: linear-gradient(135deg, #4f9cf9 0%, #60a5fa 50%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 2rem;
  line-height: 1.1;
  letter-spacing: -0.02em;
  animation: glow 3s ease-in-out infinite alternate;
}

@keyframes glow {
  from { filter: drop-shadow(0 0 20px rgba(79, 156, 249, 0.5)); }
  to { filter: drop-shadow(0 0 40px rgba(96, 165, 250, 0.8)); }
}

.hero-subtitle {
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 300;
  margin-bottom: 2rem;
  opacity: 0.9;
  line-height: 1.6;
  animation: fadeInUp 1s ease 0.6s both;
}

/* Disclaimer médical important */
.medical-disclaimer {
  background: rgba(251, 191, 36, 0.1);
  border: 2px solid rgba(251, 191, 36, 0.3);
  border-radius: 16px;
  padding: 1.5rem;
  margin: 2rem 0 3rem;
  animation: fadeInUp 1s ease 0.8s both;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.disclaimer-icon {
  font-size: 1.5rem;
  color: #fbbf24;
  margin-right: 0.5rem;
}

.disclaimer-text {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.6;
  font-weight: 500;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem 3rem;
  background: var(--primary-gradient);
  border: none;
  border-radius: 50px;
  color: white;
  font-size: 1.2rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  animation: fadeInUp 1s ease 0.9s both;
  box-shadow: var(--shadow-xl);
}

.hero-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.hero-cta:hover::before {
  left: 100%;
}

.hero-cta:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 20px 40px rgba(79, 156, 249, 0.4);
}

.hero-cta i {
  font-size: 1.4rem;
  transition: transform 0.3s ease;
}

.hero-cta:hover i {
  transform: translateX(5px);
}

/* Features Section */
.features {
  padding: 6rem 2rem;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.features-container {
  max-width: 1200px;
  margin: 0 auto;
}

.features-title {
  text-align: center;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: 4rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: 'Space Grotesk', sans-serif;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.feature-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 3rem;
  text-align: center;
  backdrop-filter: blur(20px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary-gradient);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

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

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(79, 156, 249, 0.3);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 2rem;
  background: var(--primary-gradient);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
  transition: all 0.4s ease;
}

.feature-card:hover .feature-icon {
  transform: scale(1.1) rotate(5deg);
}

.feature-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-light);
}

.feature-desc {
  font-size: 1rem;
  opacity: 0.8;
  line-height: 1.6;
}

/* Statistics Section */
.stats {
  padding: 4rem 2rem;
  background: var(--bg-secondary);
}

.stats-container {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.stat-item {
  text-align: center;
  padding: 2rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  backdrop-filter: blur(20px);
  transition: all 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

.stat-number {
  font-size: 3rem;
  font-weight: 900;
  background: var(--success-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: 'Space Grotesk', sans-serif;
}

.stat-label {
  font-size: 1.1rem;
  font-weight: 500;
  opacity: 0.8;
  margin-top: 0.5rem;
}

/* Contact Modal */
.modal {
  display: none !important;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  z-index: 2000;
  animation: fadeIn 0.3s ease;
  overflow-y: auto;
  padding: 2rem 1rem;
}

.modal.show {
  display: flex !important;
}

.modal-content {
  position: relative;
  margin: auto;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 3rem;
  max-width: 500px;
  width: 100%;
  min-height: fit-content;
  animation: scaleIn 0.3s ease;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

@keyframes scaleIn {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.modal-title {
  font-size: 1.8rem;
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.close-modal {
  background: none;
  border: none;
  color: var(--text-light);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.close-modal:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: rotate(90deg);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-weight: 500;
  color: var(--text-light);
}

.form-input, .form-textarea {
  padding: 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  color: var(--text-light);
  font-size: 1rem;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: #4f9cf9;
  box-shadow: 0 0 0 3px rgba(79, 156, 249, 0.1);
}

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

.submit-btn {
  background: var(--success-gradient);
  border: none;
  color: white;
  padding: 1rem 2rem;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(79, 172, 254, 0.3);
}

/* Footer */
.footer {
  background: var(--bg-primary);
  padding: 3rem 2rem 2rem;
  border-top: 1px solid var(--glass-border);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.footer-logo {
  font-size: 2rem;
  font-weight: 800;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
  font-family: 'Space Grotesk', sans-serif;
}

.footer-desc {
  opacity: 0.7;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.social-link {
  width: 50px;
  height: 50px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  text-decoration: none;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.social-link:hover {
  background: var(--primary-gradient);
  transform: translateY(-3px);
}

.footer-copy {
  opacity: 0.5;
  font-size: 0.9rem;
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
  }
  
  .stats-container {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  }
}

@media (max-width: 768px) {
  .navbar {
    padding: 1rem 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
  }
  
  .navbar-brand {
    font-size: 1.5rem;
  }

  .navbar-actions {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .lang-btn, .nav-link {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }

  .hero {
    padding: 5rem 1rem 2rem;
    min-height: 90vh;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-title {
    font-size: clamp(2.5rem, 12vw, 5rem);
    margin-bottom: 1.5rem;
  }

  .hero-subtitle {
    font-size: clamp(1rem, 4vw, 1.4rem);
    margin-bottom: 1.5rem;
  }

  .medical-disclaimer {
    padding: 1rem;
    margin: 1.5rem 0 2rem;
  }

  .disclaimer-text {
    font-size: 0.9rem;
  }

  .hero-cta {
    padding: 1.2rem 2rem;
    font-size: 1rem;
    gap: 0.75rem;
  }

  .features {
    padding: 4rem 1rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .feature-card {
    padding: 2rem;
  }

  .feature-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }

  .feature-title {
    font-size: 1.3rem;
  }

  .feature-desc {
    font-size: 0.95rem;
  }

  .stats {
    padding: 3rem 1rem;
  }

  .stats-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .stat-item {
    padding: 1.5rem;
  }

  .stat-number {
    font-size: 2rem;
  }

  .stat-label {
    font-size: 0.9rem;
  }

  .modal-content {
    padding: 2rem 1.5rem;
    margin: 1rem auto;
    max-width: calc(100% - 2rem);
    width: calc(100% - 2rem);
    border-radius: 16px;
  }

  .modal {
    padding: 1rem 0.5rem;
  }

  .modal-title {
    font-size: 1.5rem;
  }

  .modal-header {
    margin-bottom: 1.5rem;
  }

  .form-input, .form-textarea {
    padding: 0.875rem;
    font-size: 0.95rem;
  }

  .submit-btn {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
  }

  .footer {
    padding: 2rem 1rem 1rem;
  }

  .footer-social {
    gap: 0.75rem;
  }

  .social-link {
    width: 45px;
    height: 45px;
  }
}

@media (max-width: 480px) {
  .navbar {
    padding: 0.75rem 1rem;
  }

  .navbar-brand {
    font-size: 1.3rem;
  }

  .hero {
    padding: 4rem 0.75rem 1.5rem;
  }

  .hero-title {
    font-size: clamp(2rem, 15vw, 4rem);
  }

  .hero-cta {
    padding: 1rem 1.5rem;
    font-size: 0.95rem;
  }

  .features {
    padding: 3rem 0.75rem;
  }

  .feature-card {
    padding: 1.5rem;
  }

  .stats-container {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .modal-content {
    padding: 1.5rem 1rem;
    margin: 0.5rem auto;
    border-radius: 12px;
    max-width: calc(100% - 1rem);
    width: calc(100% - 1rem);
  }

  .modal {
    padding: 0.5rem 0.25rem;
  }

  .modal-title {
    font-size: 1.3rem;
  }

  .modal-header {
    margin-bottom: 1rem;
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .close-modal {
    align-self: flex-end;
    position: absolute;
    top: 1rem;
    right: 1rem;
  }

  .form-input, .form-textarea {
    padding: 0.75rem;
    font-size: 0.9rem;
    border-radius: 8px;
  }

  .form-textarea {
    min-height: 100px;
  }

  .submit-btn {
    padding: 0.75rem 1.25rem;
    font-size: 0.95rem;
    border-radius: 8px;
  }

  .contact-form {
    gap: 1.25rem;
  }
}

/* Styles pour très petits écrans */
@media (max-width: 320px) {
  .modal {
    padding: 0.25rem;
  }

  .modal-content {
    padding: 1rem 0.75rem;
    margin: 0.25rem auto;
    max-width: calc(100% - 0.5rem);
    width: calc(100% - 0.5rem);
  }

  .modal-title {
    font-size: 1.1rem;
  }

  .close-modal {
    top: 0.75rem;
    right: 0.75rem;
    font-size: 1.2rem;
  }

  .form-input, .form-textarea {
    padding: 0.625rem;
    font-size: 0.85rem;
  }

  .form-textarea {
    min-height: 80px;
  }

  .submit-btn {
    padding: 0.625rem 1rem;
    font-size: 0.9rem;
  }

  .hero-title {
    font-size: clamp(1.8rem, 12vw, 3rem);
  }

  .hero-cta {
    padding: 0.875rem 1.25rem;
    font-size: 0.9rem;
  }
}

/* Améliorer le scroll du modal quand il est affiché */
.modal.show {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 2rem;
  padding-bottom: 2rem;
}

/* Style pour les listes dans le modal */
.modal-content ul {
  padding-left: 1.5rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
}

.modal-content ul li {
  margin-bottom: 0.5rem;
}

/* Améliorer les boutons du modal */
.modal-content button {
  border-radius: 12px;
  font-weight: 600;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.modal-content button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.modal-content button:hover::before {
  left: 100%;
}

.modal-content button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(79, 156, 249, 0.3);
}

/* Styles pour les éléments de warning dans le modal */
.modal-content [style*="background: rgba(251, 191, 36"] {
  border-radius: 12px !important;
  padding: 1.25rem !important;
  margin-bottom: 1.25rem !important;
  border: 2px solid rgba(251, 191, 36, 0.4) !important;
  backdrop-filter: blur(10px);
}

@media (max-width: 768px) {
  .modal-content [style*="background: rgba(251, 191, 36"] {
    padding: 1rem !important;
    margin-bottom: 1rem !important;
  }
}

/* Fix pour le positionnement vertical sur mobile */
@media (max-width: 768px) {
  .modal.show {
    align-items: flex-start;
    padding-top: 1rem;
  }
}

@media (max-width: 480px) {
  .modal.show {
    padding-top: 0.5rem;
  }
}

/* Animations et transitions fluides */
@media (prefers-reduced-motion: no-preference) {
  .fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
  }

  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Accessibilité */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Loading animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* High contrast pour l'accessibilité */
@media (prefers-contrast: high) {
  :root {
    --glass-bg: rgba(255, 255, 255, 0.2);
    --glass-border: rgba(255, 255, 255, 0.4);
  }
  
  .feature-card, .stat-item, .modal-content {
    border-width: 2px;
  }
}