/* ===== Infraestructura ===== */
.kfl-infra-section {
  background: transparent;
}

.kfl-infra-card {
  width: 100%;
  border-radius: 30px;
  border: 3px solid rgba(255, 255, 255, 0.65);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
  overflow: hidden;
  display: flex;

  /* animación suave */
  transition:
    transform 0.45s cubic-bezier(.22,.61,.36,1),
    box-shadow 0.45s cubic-bezier(.22,.61,.36,1);
}

/* hover elegante */
.kfl-infra-card:hover {
  transform: translateY(-8px);
  box-shadow:
    0 24px 50px rgba(0,0,0,0.18),
    0 10px 24px rgba(0,0,0,0.08);
}

.kfl-infra-card-body {
  display: flex;
  flex-direction: column;
  width: 100%;
  min-height: 100%;
  padding: 24px 18px 22px;
}

.infra-blue {
  background: rgb(29, 41, 155);
}

.infra-red {
  background: rgb(208, 27, 50);
}

.infra-green {
  background: rgb(4, 98, 65);
}

.kfl-infra-title {
  color: #fff;
  font-size: 1.7rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 18px;
  line-height: 1.2;

  transition: transform 0.45s cubic-bezier(.22,.61,.36,1);
}

.kfl-infra-card:hover .kfl-infra-title {
  transform: translateY(-2px);
}

.kfl-infra-list {
  color: #fff;
  margin: 0;
  padding-left: 1.2rem;
  font-size: 1.08rem;
  line-height: 1.6;
  flex-grow: 1;
  text-align: left;

  transition: transform 0.45s cubic-bezier(.22,.61,.36,1);
}

.kfl-infra-card:hover .kfl-infra-list {
  transform: translateY(-1px);
}

.kfl-infra-list li {
  margin-bottom: 8px;
}

.kfl-infra-image-wrap {
  margin-top: 22px;
  border-radius: 20px;
  overflow: hidden;
  border: 3px solid rgba(255, 255, 255, 0.65);
  background: rgba(255, 255, 255, 0.08);
}

.kfl-infra-image {
  display: block;
  width: 100%;
  height: 240px;
  object-fit: cover;

  /* animación de zoom */
  transition: transform 0.6s cubic-bezier(.22,.61,.36,1);
}

.kfl-infra-card:hover .kfl-infra-image {
  transform: scale(1.05);
}

/* Tablet */
@media (max-width: 991.98px) {
  .kfl-infra-title {
    font-size: 1.45rem;
  }

  .kfl-infra-list {
    font-size: 1rem;
    line-height: 1.55;
  }

  .kfl-infra-image {
    height: 220px;
  }

  .kfl-infra-card:hover {
    transform: translateY(-5px);
  }
}

/* Móvil */
@media (max-width: 767.98px) {
  .kfl-infra-section {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }

  .kfl-infra-card-body {
    padding: 20px 16px 18px;
  }

  .kfl-infra-title {
    font-size: 1.3rem;
    margin-bottom: 14px;
  }

  .kfl-infra-list {
    font-size: 0.98rem;
    line-height: 1.5;
  }

  .kfl-infra-list li {
    margin-bottom: 7px;
  }

  .kfl-infra-image-wrap {
    margin-top: 18px;
  }

  .kfl-infra-image {
    height: 200px;
  }

  .kfl-infra-card:hover {
    transform: translateY(-4px);
  }

  .kfl-infra-card:hover .kfl-infra-image {
    transform: scale(1.03);
  }
}

/* Móvil pequeño */
@media (max-width: 430px) {
  .kfl-infra-title {
    font-size: 1.15rem;
  }

  .kfl-infra-list {
    font-size: 0.93rem;
  }

  .kfl-infra-image {
    height: 180px;
  }
}

.kfl-cert-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: #555;
}