/* ===== Sección Ejecutiva ===== */
.executive-transport-section {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  padding-block: 20px;
  text-align: center;
}

/* Título */
.section-title {
  color: var(--secondary-color-blue);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 3.4em;
  margin-bottom: 40px;
}

/* ===== GRID colapsable centrado ===== */
.cards-grid {
  display: grid;
  gap: clamp(12px, 3vw, 24px);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-content: start;
  padding-bottom: 20px;
  width: 100%;
}

/* ===== CARD ===== */
.card {
  width: 100%;
  min-width: 0;
  max-width: 360px;
  margin-inline: auto;
  aspect-ratio: 4 / 5;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(0, 0, 0, .15);
  position: relative;
  cursor: pointer;
  perspective: 1000px;
  isolation: isolate;
  background-color: var(--secondary-color-blue);
}

/* Inner flip (preserve-3d) */
.card-inner {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform .75s cubic-bezier(.2, .9, .3, 1);
  will-change: transform;
}

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

@media (pointer: fine) {
  .card:hover .card-inner {
    transform: rotateY(180deg);
  }
}
/* Caras (front/back) */
.card-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  z-index: 1;
}

/* FRONT specifics */
.card-front {
  z-index: 3;
}

/* Imagen frontal */
.card-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  z-index: 1;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

/* Overlay degradado */
.card-overlay {
  position: relative;
  z-index: 4;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  background: linear-gradient(to top, var(--grad-top), var(--grad-bottom));
  color: var(--text-light);
}

/* BACK */
.card-back {
  padding: 26px;
  align-items: flex-start;
  justify-content: center;
  transform: rotateY(180deg);
  background: linear-gradient(to top, var(--grad-top-opaque), var(--grad-bottom-opaque));
  color: #072033;
  z-index: 5;
}

/* Textos */
.card-title-front {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1.5em;
  margin-bottom: 6px;
}

.card-description-front {
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  font-size: 1em;
}

.card-title-back {
  font-size: 1.25em;
  font-family: 'Montserrat', sans-serif;
  margin-bottom: 10px;
  color: var(--text-light);
}

.card-description-back,
.card-list {
  font-size: 0.95em;
  width: 100%;
  color: var(--text-light);
}

.card-list {
  list-style: none;
  padding: 0;
  margin-top: 12px;
}

.card-list li {
  margin-bottom: 8px;
  padding-left: 18px;
  position: relative;
}

.card-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent-pink);
}

/* Accesibilidad */
@media (prefers-reduced-motion: reduce) {
  .card-inner {
    transition: none;
  }
}

/* Tablet */
@media screen and (min-width: 768px) and (max-width: 1200px) {
  .section-title {
    font-size: 3em;
  }
}

/* Tablet portrait */
@media screen and (min-width: 481px) and (max-width: 767px) {
  .section-title {
    font-size: 2.6em;
  }
}

/* Smartphones */
@media screen and (max-width: 480px) {
  .section-title {
    font-size: 2em;
  }
}