* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.title {
  position: absolute;
  top: 60px;
  font-size: 3rem;
  letter-spacing: 0.3em;
  font-weight: 300;
  color: #2b1e17;
  opacity: 0.85;
  pointer-events: none;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: rgba(244, 239, 233, 0.25);
  z-index: -1;
}

body {
  font-family: system-ui, sans-serif;
  background-image: url("img/nubesfondo.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  overflow-x: hidden;
}

.scene {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  perspective: 1200px;
}

.cards {
  display: flex;
  gap: 40px;
}

.card {
  width: 210px;
  height: 300px;
  transform-style: preserve-3d;
  transition: transform 0.4s ease, filter 0.4s ease;
}

.card-inner {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
}

.card-front,
.card-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.card-front {
  background: white;
}

.card-front img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-back {
  background: #FFFDD0;
  color: #000000;
  transform: rotateY(180deg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.card-back h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.card-back p {
  font-size: 0.95rem;
  opacity: 0.85;
}

.spacer {
  height: 150vh;
}

.cards:hover .card {
  filter: brightness(0.6);
}

.card:hover {
  transform: scale(1.18) translateY(-10px);
  filter: brightness(1) !important;
  z-index: 10;
}

.card:hover .card-back h3 {
  font-size: 1.4rem;
}

.card:hover .card-back p {
  font-size: 1.05rem;
}

@media (max-width: 768px) {

  .scene {
    height: auto;
    padding: 120px 0;
  }

  .title {
    position: relative;
    top: 0;
    margin-bottom: 40px;
    text-align: center;
    font-size: 2rem;
  }

  .cards {
    flex-direction: column;
    gap: 30px;
  }

  .card {
    width: 85vw;
    height: 280px;
  }

  .card:hover {
    transform: scale(1.05);
  }
}

@media (max-width: 768px) {

  body {
    background-attachment: scroll;
  }

  .scene {
    height: auto;
    padding: 80px 0 40px;
  }

  .title {
    position: relative;
    margin-bottom: 30px;
    font-size: 1.8rem;
    letter-spacing: 0.15em;
    text-align: center;
  }

  .cards {
    flex-direction: column;
    align-items: center;
    gap: 24px;
  }

  .card {
    width: 90vw;
    max-width: 340px;
    height: 220px;
    transform: none !important;
  }

  .card-inner {
    transition: transform 0.5s ease;
  }

  .card-back {
    padding: 16px;
    text-align: center;
  }

  /* Desactivamos hover */
  .cards:hover .card {
    filter: none;
  }

  .card:hover {
    transform: none;
  }
}

.card.active .card-inner {
  transform: rotateY(180deg);
}