/* Style global */
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background-color: #f5f5f5;
  color: #222;
}

/* Section d'accueil (Hero) */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5); /* assombrit l'image */
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: white;
  padding: 20px;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 10px;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.hero .btn {
  display: inline-block;
  margin: 10px;
  padding: 12px 25px;
  font-size: 1rem;
  font-weight: bold;
  color: white;
  background: #0077cc;
  border: none;
  border-radius: 30px;
  text-decoration: none;
  transition: background 0.3s ease;
}

.hero .btn:hover {
  background: #005fa3;
}

/* Formulaire inscription / connexion */
form {
  max-width: 400px;
  margin: 50px auto;
  background: white;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

form h2 {
  margin-bottom: 20px;
  text-align: center;
  color: #0077cc;
}

form input[type="text"],
form input[type="email"],
form input[type="password"] {
  width: 100%;
  padding: 12px;
  margin: 8px 0;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 1rem;
}

form input[type="submit"] {
  width: 100%;
  padding: 12px;
  margin-top: 15px;
  background: #0077cc;
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.3s ease;
}

form input[type="submit"]:hover {
  background: #005fa3;
}

.error {
  color: red;
  font-size: 0.9rem;
  margin-top: 5px;
}

.success {
  color: green;
  font-size: 0.9rem;
  margin-top: 5px;
}