/* Ícone flutuante de ajuda */
#helpIcon {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: #4caf50;
  color: white;
  font-size: 24px;
  width: 45px;
  height: 45px;
  line-height: 45px;
  text-align: center;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  z-index: 10000;
}

/* Modal Ajuda */
.modal-ajuda {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
}

/* Conteúdo do Modal */
.modal-ajuda-content {
  background-color: #fff;
  margin: 4% auto;
  padding: 20px;
  border-radius: 10px;
  border: 1px solid #888;
  width: 80%;
  max-width: 500px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.4);
  position: relative;
}

/* Botão de fechar */
.modal-ajuda-close {
  color: #aaa;
  float: right;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
}

.modal-ajuda-close:hover {
  color: black;
}