/* Simulador jugable integrado en la página Laboratorio */
.lab-simulator {
  padding: 120px 0;
  background: linear-gradient(135deg, #061a34, #0b2f46);
}

.lab-simulator .titulo-seccion h2 { color: #fff; }

.simulator-intro {
  max-width: 760px;
  margin: 28px auto 42px;
  color: rgba(255,255,255,.82);
  text-align: center;
  font-size: 19px;
  line-height: 1.75;
}

.simulator-frame {
  overflow: hidden;
  border: 1px solid rgba(200,161,90,.7);
  border-radius: 26px;
  background: #071d3a;
  box-shadow: 0 28px 70px rgba(0,0,0,.34);
}

/* Only the interface is rendered in this frame: no duplicate page header. */
.simulator-frame iframe {
  display: block;
  width: 100%;
  height: 660px;
  border: 0;
  background: #071d3a;
}

@media (max-width: 768px) {
  .lab-simulator { padding: 85px 0; }
  .simulator-intro { padding: 0 18px; font-size: 16px; }
  .simulator-frame { border-radius: 16px; }
  .simulator-frame iframe { height: 1080px; }
}