/* --- Bandeau Newsletter en bas --- */
#newsletter-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background-color: #78A27E; /* ton vert principal */
  color: #FFFFFF;
  text-align: center;
  padding: 14px 40px;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.4;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  box-shadow: 0 -2px 6px rgba(0,0,0,0.2);
  opacity: 0;
  transform: translateY(100%);
  transition: all 0.5s ease;
}

/* Bandeau visible avec animation */
#newsletter-banner.show {
  opacity: 1;
  transform: translateY(0);
}

/* Texte */
#newsletter-banner p {
  margin: 0;
  color: #FFFFFF;
}

/* Bouton */
#newsletter-banner .banner-btn {
  background-color: #4CAF50;
  color: #FFFFFF;
  padding: 8px 16px;
  border-radius: 4px;
  font-size: 15px;
  text-decoration: none;
  transition: background 0.3s ease;
}

#newsletter-banner .banner-btn:hover {
  background-color: #388E3C;
}

/* Croix fermeture */
#close-banner {
  margin-left: 15px;
  cursor: pointer;
  font-size: 22px;
  font-weight: bold;
  color: #FFFFFF;
}

/* Responsive */
@media (max-width: 768px) {
  #newsletter-banner {
    flex-direction: column;
    padding: 16px 20px;
    font-size: 14px;
    text-align: center;
  }
  #newsletter-banner .banner-btn {
    margin: 10px auto 0 auto;
    display: block;
  }
  #close-banner {
    position: absolute;
    top: 8px;
    right: 15px;
  }
}