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

body {
  font-family: Arial, sans-serif;
}

/* Le conteneur principal */
.layout {
  display: flex;
  min-height: 100vh;
}

/* Menu */
.sidebar {
  width: 240px;
  background: #222;
  color: white;
  padding: 30px 20px;

  /* Le menu reste visible */
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar h2 {
  margin-bottom: 30px;
}

.sidebar nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar a {
  color: #ccc;
  text-decoration: none;
  padding: 12px;
  border-radius: 5px;
}

.sidebar a:hover {
  background: #444;
  color: white;
}

/* Contenu */
.content {
  flex: 1;
  padding: 40px;
}

section {
  min-height: 100vh;
  padding-top: 20px;
}