.planes {
  background-color: var(--background-ceniza-claro);

  padding-top: 3rem;
  padding-bottom: 3rem;
}

.planes__titulo {
  color: var(--fuente-ceniza-oscuro);
  font-weight: 700;
  font-size: 1.5rem;
  font-family: var(--montserrat);
  text-transform: uppercase;
  text-align: center;

  margin-bottom: 1.25rem;
}

.planes__tarjetas {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.tarjetas {
  display: flex;
  flex-direction: column;

  background-color: var(--background-blanco);

  width: 100%;
  max-width: 300px;

  margin-bottom: 2rem;

  border-radius: 5px;
  box-shadow: 0 2px 10px 2px #00000010;
}

.tarjetas__titulo {
  font-weight: 700;
  font-size: 1.5rem;
  text-align: center;

  padding: 0.75rem 0;

  margin-bottom: 0.5rem;

  border-bottom: 1px solid var(--background-azul-claro);
}

.tarjetas__contenido {
  padding: 0 15%;
}

.tarjetas__precio {
  font-weight: 700;
  font-size: 3rem;
  text-align: center;

  margin-top: 1.25rem;
  margin-bottom: 1.25rem;
}

.tarjetas__texto {
  color: var(--fuente-ceniza-claro);
  line-height: 28px;
}

.tarjetas__boton {
  font-size: 1.2rem;
  font-weight: 700;

  width: 100%;

  align-self: center;

  padding: 0.75rem 2rem;

  margin-top: 1rem;
  margin-bottom: 1rem;
}

.tarjetas--start {
  color: var(--planes-card-start);
}

.tarjetas--ultra {
  color: var(--planes-card-ultra);
}

.tarjetas--mega {
  color: var(--planes-card-mega);
}

.tarjetas__boton--start {
  border-color: var(--planes-card-start);
}

.tarjetas__boton--ultra {
  border-color: var(--planes-card-ultra);
}

.tarjetas__boton--mega {
  border-color: var(--planes-card-mega);
}

@media screen and (min-width: 768px) {
  .tarjetas {
    max-width: 400px;
  }
}

@media screen and (min-width: 1024px) {
  .planes__tarjetas {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }
  .tarjetas {
    max-width: 300px;
  }
}