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

body {
  font-family: "Poppins", sans-serif; 
  background: #1e1e2f;
  color: #fff;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(15, 15, 23, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 1rem 0;
  transition: all 0.3s ease;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 2rem;
  font-weight: bold;
  background: linear-gradient(135deg, #ff6b6b, #ffd93d);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 30px rgba(255, 107, 107, 0.5);
}

.nav-menu {
  display: none; /* Masquer le menu desktop */
}

/* Mobile menu - utilisé pour tous les écrans */
.mobile-menu-toggle.menu-btn-hamburger {
  display: block; /* Toujours visible */
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.mobile-menu-toggle.menu-btn-hamburger:hover {
  background: rgba(255, 107, 107, 0.2);
  color: #ff6b6b;
  font-size: 1.7rem; /* léger agrandissement au survol */
}

/* Si c'est un <a> utilisé comme bouton */
.menu-btn {
  display: inline-block;
  text-decoration: none;
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
  padding: 0.5rem 0.5rem;
  margin-left: 5px;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.menu-btn:hover {
  background: rgba(255, 107, 107, 0.2);
  color: #ff6b6b;
}

.mobile-nav {
  display: block; /* Toujours disponible */
  position: fixed;
  top: 0;
  left: -100%;
  width: 90%;
  max-width: 400px;
  height: 100vh;
  background: rgba(15, 15, 23, 0.98);
  backdrop-filter: blur(20px);
  z-index: 2000;
  transition: left 0.3s ease;
  overflow-y: auto;
  padding: 2rem 0;
  border-right: 1px solid rgba(255, 107, 107, 0.2);
  box-shadow: 10px 0 30px rgba(0, 0, 0, 0.5);
}

.mobile-nav.active {
  left: 0;
}

.mobile-nav-header {
  padding: 0 1.5rem 2rem;
  border-bottom: 1px solid rgba(255, 107, 107, 0.2);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mobile-nav-close {
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
}

.mobile-nav-menu {
  padding: 1rem 0;
}

.mobile-nav-item {
  margin: 0;
}

.mobile-nav-item > a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  color: #fff;
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: all 0.3s ease;
}

.mobile-nav-item > a:hover {
  background: rgba(255, 107, 107, 0.1);
  color: #ff6b6b;
  border-left-color: #ff6b6b;
}

.mobile-dropdown {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: rgba(0, 0, 0, 0.2);
}

.mobile-dropdown.active {
  max-height: 400px;
}

.mobile-dropdown a {
  display: block;
  padding: 0.8rem 3rem;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.mobile-dropdown a:hover {
  color: #ff6b6b;
  background: rgba(255, 107, 107, 0.05);
}

.overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1500;
}

.overlay.active {
  display: block;
}

/* Hero Section */
.hero {
  height: 100vh;
  background: linear-gradient(
      135deg,
      rgba(15, 15, 23, 0.8),
      rgba(255, 107, 107, 0.3)
    ),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="bg" cx="50%" cy="50%" r="50%"><stop offset="0%" style="stop-color:%23ff6b6b;stop-opacity:0.1"/><stop offset="100%" style="stop-color:%230f0f17;stop-opacity:1"/></radialGradient></defs><rect width="1000" height="1000" fill="url(%23bg)"/></svg>');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 107, 107, 0.1) 0%,
    transparent 70%
  );
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.5;
  }
  50% {
    transform: scale(1.1);
    opacity: 0.8;
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 0 2rem;
}

.hero h1 {
  font-size: 4rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #fff, #ff6b6b);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 50px rgba(255, 255, 255, 0.3);
  animation: fadeInUp 1s ease;
}

.hero p {
  font-size: 1.5rem;
  color: #fff;
  margin-bottom: 2rem;
  opacity: 0.9;
  animation: fadeInUp 1s ease 0.3s both;
}

.cta-button {
  display: inline-block;
  padding: 1rem 3rem;
  background: linear-gradient(135deg, #ff6b6b, #ffd93d);
  color: #000;
  text-decoration: none;
  border-radius: 50px;
  font-weight: bold;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  box-shadow: 0 10px 30px rgba(255, 107, 107, 0.3);
  animation: fadeInUp 1s ease 0.6s both;
}

.cta-button:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 20px 40px rgba(255, 107, 107, 0.4);
}

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

/* Sections */
.section {
  padding: 5rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section h2 {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 3rem;
  background: linear-gradient(135deg, #ff6b6b, #333);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 2rem;
  text-align: center;
  border: 1px solid rgba(255, 107, 107, 0.2);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 107, 107, 0.1),
    transparent
  );
  transition: left 0.5s ease;
}

.card:hover::before {
  left: 100%;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(255, 107, 107, 0.2);
  border-color: rgba(255, 107, 107, 0.5);
}

.card-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: #ff6b6b;
}

.card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #333;
}

.card p {
  color: #666;
  line-height: 1.6;
}

/* Status Section */
.status-section {
  background: linear-gradient(
    135deg,
    rgba(255, 107, 107, 0.1),
    rgba(255, 217, 61, 0.1)
  );
  border-radius: 20px;
  padding: 3rem;
  margin: 3rem 0;
}

.status-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 2rem;
}

.status-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #4caf50;
  animation: statusPulse 2s infinite;
}

@keyframes statusPulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* Team Section */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.team-card {
  background: rgba(15, 15, 23, 0.8);
  color: #fff;
  border-radius: 15px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
}

.team-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(255, 107, 107, 0.3);
  cursor: pointer;
}

.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ff6b6b, #ffd93d);
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: bold;
  color: #000;
}

/* Planning Section */
.planning-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.planning-card {
  background: rgba(15, 15, 23, 0.8);
  color: #fff;
  border-radius: 15px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
}

.planning-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(255, 107, 107, 0.3);
  cursor: pointer;
}

.planning-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ff6b6b, #ffd93d);
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: bold;
  color: #000;
}

/* Contact Section */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 2px solid rgba(255, 107, 107, 0.3);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  color: #333;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #ff6b6b;
  box-shadow: 0 0 10px rgba(255, 107, 107, 0.3);
}

/* Footer */
footer {
  background: linear-gradient(135deg, #0f0f17, #1a1a2e);
  color: #fff;
  text-align: center;
  padding: 3rem 2rem;
  margin-top: 5rem;
}

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

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

.footer-links a {
  color: #fff;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: #ff6b6b;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: 1.2rem;
  }

  .section {
    padding: 3rem 1rem;
  }

  .cards-grid,
  .team-grid {
    grid-template-columns: 1fr;
  }

  .logo {
    font-size: 1.2rem;
  }

  .mobile-nav {
    width: 95%;
    max-width: 350px;
  }
}

/* Floating Elements */
.floating {
  animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}