/* Réinitialisation */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: #222;
  color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  z-index: 1000;
}

.logo {
  font-size: 1.3rem;
  font-weight: bold;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

.nav-links a:hover {
  color: #ff9800;
}

/* Hero (Accueil) */
.hero {
  height: 100vh;
  background: linear-gradient(to right, #1e3c72, #2a5298);
  color: white;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 2rem;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

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

/* Sections */
.section {
  padding: 80px 20px;
  text-align: center;
}

.section h2 {
  font-size: 2rem;
  margin-bottom: 20px;
}

/* Bouton */
.btn {
  display: inline-block;
  padding: 10px 20px;
  background: #ff9800;
  color: white;
  text-decoration: none;
  border-radius: 5px;
  transition: 0.3s;
}

.btn:hover {
  background: #e68900;
}

/* Contact */
#contact ul {
  list-style: none;
  margin-top: 10px;
}

#contact li {
  margin: 5px 0;
}

/* Footer */
footer {
  background: #222;
  color: white;
  text-align: center;
  padding: 1rem;
}