/* reset minimal */
* { box-sizing: border-box; margin:0; padding:0; }
body {
  font-family: 'Segoe UI', sans-serif;
  background: #f4f8fb;
  color: #333;
}
.auth-container {
  max-width: 400px;
  margin: 5% auto;
  padding: 1.5rem;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.auth-container h1 {
  margin-bottom: 1rem;
  color: #0452a5;
  text-align: center;
}
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.auth-form label {
  font-weight: bold;
}
.auth-form input {
  padding: .5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
}
.btn-submit {
  padding: .6rem;
  background: #018FFA;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-weight: bold;
  cursor: pointer;
  transition: background .2s;
}
.btn-submit:hover { background: #016bb5; }

/* Flash */
.flash-container { margin-bottom: 1rem; }
.flash-message {
  padding: .75rem 1rem;
  border-radius: 4px;
  margin-bottom: .5rem;
  font-size: .9rem;
}
.flash-message.success { background: #e0f6e9; color: #2b7a3a; }
.flash-message.error   { background: #fdecea; color: #a33; }

/* Lien retour */
.auth-container p {
  margin-top: 1rem;
  text-align: center;
}
.auth-container a {
  color: #018FFA;
  text-decoration: none;
}
.auth-container a:hover { text-decoration: underline; }