/* Reset de base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #fdfdfd;
}

/* En-tête */
header {
  background: linear-gradient(to right, #2c3e50, #34495e);
  color: #fff;
  padding: 2rem 1rem;
  text-align: center;
}

header h1 {
  margin-bottom: 0.5rem;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

nav ul li a:hover {
  color: #1abc9c;
}

/* Contenu principal */
main {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 0 1.5rem;
}

section {
  margin-bottom: 3rem;
}

/* Section À propos */
#about {
  text-align: center;
}

.profile-photo {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 4px solid #1abc9c;
  object-fit: cover;
  margin-bottom: 1rem;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

/* Section compétences */
#skills ul {
  list-style: none;
  padding-left: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

#skills li {
  background-color: #ecf0f1;
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}

/* Projets */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.project-card {
  background-color: #ffffff;
  padding: 1.5rem;
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

.project-card h3 {
  color: #2c3e50;
  margin-bottom: 0.5rem;
}

/* Section Contact */
#contact ul {
  list-style: none;
  padding-left: 0;
  line-height: 2;
  text-align: center;
}

#contact a {
  color: #2980b9;
  text-decoration: none;
}

#contact a:hover {
  text-decoration: underline;
}

/* Pied de page */
footer {
  background-color: #2c3e50;
  color: #fff;
  text-align: center;
  padding: 1rem;
  margin-top: 4rem;
}

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