body { 
  margin: 0; 
  font-family: Arial, sans-serif;
  scroll-behavior: smooth; 
  background: #E7FEF7;
}

/* HEADER */
header { 
  position: fixed; 
  top: 0; 
  width: 100%; 
  background: #004080; 
  color: white; 
  padding: 5px 15px; 
  z-index: 1000; 
}

header nav { 
  display: flex; 
  justify-content: space-between; 
  align-items: center;
  flex-wrap: wrap;
}

.logo {
  height: 60px;
  flex-shrink: 0;
}

header a { 
  color: white; 
  text-decoration: none; 
  font-weight: bold; 
  padding: 10px;
}

/* SECTIONS */
section { 
  min-height: 100vh; 
  padding: 100px 20px 60px; 
  position: relative; 
}

#accueil { 
  background: url("img/hero.png") no-repeat center center/cover;
  color: white; 
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.accueil-content {
  margin-top: 230px; /* ajustable selon ton header */
}

#apropos {  
  background: url("img/hero2.png") no-repeat center center/cover; 
}

.container {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start; 
  gap: 20px;
}

.left-column {
  width: 40%;
  padding: 40px 20px; 
  font-size: 1rem;
  font-family: Arial, sans-serif;
  line-height: 1.6;
  text-align: left; 
  margin-top: 60px;       
}

#valeurs { 
  background: url("img/hero3.png") no-repeat center center/cover; 
  color: white;
  text-align: center;
  font-size: 1.5rem; 
}

.btn { 
  background: #007BFF; 
  color: white; 
  padding: 15px 25px; 
  margin: 10px; 
  text-decoration: none; 
  border-radius: 5px; 
  display: inline-block; 
}

.section-title { 
  font-size: 1.8rem; 
  color: #1689E0;
  margin-bottom: 1rem; 
  text-align: center; 
}

.prestations { 
  display: grid; 
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); 
  gap: 20px; 
}

.card { 
  border: 1px solid #ccc; 
  border-radius: 8px; 
  padding: 20px; 
  background: #f9f9f9; 
  box-shadow: 0 2px 5px rgba(0,0,0,0.1); 
}

footer { 
  background: #004080; 
  color: white; 
  text-align: center; 
  padding: 1rem; 
}

#contact { 
  background: url("img/hero4.png") no-repeat center center/cover;
}

.direct { 
  text-align: center;
  vertical-align: middle;
  font-size: 1.4rem; 
  color: #1689E0; 
  transform: translateY(300px);
}

/* MEDIA QUERIES POUR LE RESPONSIVE */
@media (max-width: 768px) {
  header nav a {
    display: none; /* cacher tous les liens */
  }

  header nav a.special {
    display: inline-block; /* garder uniquement le bouton catalogue */
  }
  header a {
    padding: 8px 0;
  }
  .accueil-content {
    margin-top: 180px;
  }
}

@media (max-width: 600px) {
  .section-title {
    font-size: 1.4rem;
  }
  .btn {
    padding: 12px 18px;
    font-size: 0.9rem;
  }
  .direct {
    font-size: 1.1rem;
    margin-top: 150px;
  }
}