.instalaciones .insta-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.instalaciones .insta-card {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid #f0e6ff;
  background: #fff;
  box-shadow: 0 10px 26px rgba(181,131,255,0.12);
}

.instalaciones .insta-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform .25s ease, filter .25s ease;
}

.instalaciones .insta-card:hover img {
  transform: scale(1.03);
  filter: saturate(1.05);
}

.instalaciones .insta-card figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 12px;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,.55));
  color: #fff;
  font-size: .95rem;
}

@media (max-width: 900px) {
  .instalaciones .insta-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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