/* Reset de base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
}
header {
  background-color: #333;
  color: #fff;
  padding: 1rem;
  text-align: center;
}
nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  margin-top: 1rem;
}
nav ul li {
  margin: 0 1rem;
}
nav ul li a {
  color: #fff;
  text-decoration: none;
}
nav ul li a:hover {
  text-decoration: underline;
}
main {
  max-width: 800px;
  margin: 2rem auto;
  padding: 0 1rem;
}
section {
  margin-bottom: 2rem;
}
footer {
  background-color: #333;
  color: #fff;
  text-align: center;
  padding: 1rem;
  position: fixed;
  bottom: 0;
  width: 100%;
}
/* Styles pour la grille de projets */
.projects-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
gap: 2rem;
margin-top: 1rem;
}
.project-card {
background-color: #f4f4f4;
padding: 1.5rem;
border-radius: 8px;
box-shadow: 0 2px 5px rgba(0,0,0,0.1);
transition: transform 0.3s ease;
}
.project-card:hover {
transform: translateY(-5px);
box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}
.project-card h3 {
color: #333;
margin-bottom: 0.5rem;
}

/* Animation d’entrée */
@keyframes fadeIn {
from {
opacity: 0;
transform: translateY(20px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
main section {
animation: fadeIn 1s ease-out;
}