/* estilo do popup */
.popup {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #333;
  color: #fff;
  padding: 12px 18px;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.25);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInOut 4s forwards;
  z-index: 9999;
}

.popup.success { background: #28a745; } /* verde */
.popup.error { background: #dc3545; }  /* vermelho */

@keyframes fadeInOut {
  0% { opacity: 0; transform: translateY(20px); }
  10%, 90% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(20px); }
}

/* estilo básico dos campos */
/* form {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

input, textarea, button {
  font-size: 16px;
  padding: 10px;
  border-radius: 6px;
  border: 1px solid #ccc;
}

button {
  background-color: #007bff;
  color: white;
  border: none;
  cursor: pointer;
} */

button:hover {
  background-color: #0056b3;
}