/* Etapa 2 — provas visuais ligadas à mensagem de cada seção. */
.problem aside {
  padding-bottom: 0;
  overflow: hidden;
}

.challenge-proof,
.solution-proof {
  margin: 25px 0 0;
}

.challenge-proof {
  margin-top: 0;
  margin-left: -32px;
  margin-right: -32px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.challenge-proof img {
  display: block;
  width: 100%;
  aspect-ratio: 609 / 331;
  object-fit: contain;
  object-position: center;
}

.challenge-proof figcaption,
.solution-proof figcaption {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.challenge-proof figcaption {
  padding: 0 31px 14px;
}

.solution-proof {
  overflow: hidden;
  border: 1px solid #c9d9d1;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 16px 32px #143b2c12;
}

.solution-proof img {
  display: block;
  width: 100%;
  aspect-ratio: 2123 / 741;
  object-fit: contain;
  object-position: center;
}

.solution-proof figcaption {
  padding: 12px 14px 13px;
  border-top: 1px solid var(--line);
  background: #fff;
}

@media (min-width: 901px) {
  .solution-intro {
    padding-bottom: 6px;
  }

  .solution-intro h2 {
    font-size: clamp(30px, 3vw, 42px);
  }

  .solution-rail {
    align-self: center;
  }
}

@media (max-width: 900px) {
  .problem aside {
    padding-bottom: 0;
  }

  .challenge-proof {
    margin-left: -32px;
    margin-right: -32px;
  }
}

@media (max-width: 560px) {
  .challenge-proof {
    margin-left: -22px;
    margin-right: -22px;
  }

  .challenge-proof figcaption {
    padding: 0 21px 18px;
  }

  .challenge-proof figcaption,
  .solution-proof figcaption {
    font-size: 13px;
  }
}