/* ===============================
   GRILLE DE CARTES (Formations, Prestations)
   3 colonnes, 2 sur tablette, 1 sur mobile ; dernière ligne incomplète centrée
================================ */
.cards-intro {
  width: 90%;
  max-width: 900px;
  margin: 56px auto 34px;
  text-align: center;
  color: #0a2a66;
  font-size: 1.35rem;
  line-height: 1.5;
}

.cards-section {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 0 90px;
}

.cards-grid {
  --gap: 28px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--gap);
}

.card {
  flex: 0 1 calc((100% - 2 * var(--gap)) / 3);
  background: #fff;
  border: 1px solid #e3e8f0;
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 6px 18px rgba(10, 42, 102, 0.06);
  transition: box-shadow 0.3s ease;
}

.card:hover {
  box-shadow: 0 16px 36px rgba(10, 42, 102, 0.14);
}

/* Image : léger zoom au survol */
.card-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #e9eef5;
}

.card-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.card-body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-title {
  font-size: 1.2rem;
  line-height: 1.3;
  color: #0a2a66;
  margin-bottom: 10px;
}

.card-text {
  color: #4a5468;
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

/* Durée, public, format */
.card-meta {
  list-style: none;
  margin: 0 0 20px;
  display: grid;
  gap: 8px;
  font-size: 0.88rem;
  color: #3a4459;
}

.card-meta li {
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.card-meta .pc-icon {
  width: 16px;
  height: 16px;
  flex-basis: 16px;
  color: #0a2a66;
  margin-top: 3px;
}

.card-meta b {
  font-weight: 500;
  color: #1d2638;
}

.card-actions {
  margin-top: auto;
}

.btn-card {
  display: inline-block;
  padding: 11px 22px;
  background: #0a2a66;
  color: #fff;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: background 0.2s ease, transform 0.2s ease;
}

.btn-card:hover,
.btn-card:focus-visible {
  background: #123c8a;
  transform: translateY(-2px);
}

/* Apparition en cascade (classe .visible posée par global.js ; --i = colonne) */
.card.animate {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s ease;
  transition-delay: calc(var(--i, 0) * 90ms), calc(var(--i, 0) * 90ms), 0s;
}

.card.animate.visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 1024px) {
  .card {
    flex-basis: calc((100% - var(--gap)) / 2);
  }
}

@media (max-width: 640px) {
  .cards-grid {
    --gap: 22px;
  }

  .card {
    flex-basis: 100%;
  }

  .cards-intro {
    font-size: 1.15rem;
    margin-top: 40px;
  }
}

/* Mouvements réduits : pas de zoom au survol (le reste est géré par base.css) */
@media (prefers-reduced-motion: reduce) {
  .card:hover .card-media img,
  .btn-card:hover {
    transform: none;
  }
}