.quarto-title-block {
  text-align: center;
}

.paper-figures {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.5rem auto 2rem;
  max-width: 1100px;
}

.paper-figures figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.paper-figures img {
  width: 100%;
  height: 220px;
  object-fit: contain;
  border: 1px solid #e5e5e5;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  background: #fff;
}

.paper-figures figcaption {
  margin-top: 0.4rem;
  font-size: 0.85rem;
  color: #555;
  text-align: center;
}

@media (max-width: 900px) {
  .paper-figures {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .paper-figures {
    grid-template-columns: 1fr;
  }
}