.budget-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem 0.5rem 0.875rem;
  background-color: #ffffff;
  color: #000000;
  border-radius: 9999px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid transparent;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  cursor: pointer;
}

.budget-btn::before {
  content: "";
  display: inline-block;
  width: 0.5rem;  /* 8px fijos */
  height: 0.5rem; /* 8px fijos */
  background-color: #000000;
  border-radius: 50%;
  transform: scale(0);
  opacity: 0;
  transition: transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.2s ease;
}

/* Al seleccionar: El círculo se escala con efecto de rebote sutil */
.budget-input:checked + .budget-btn::before {
  transform: scale(1);
  opacity: 1;
}

/* Opcional: Borde negro sutil para reforzar el estado activo */
.budget-input:checked + .budget-btn {
  border-color: #000000;
}