html, body {
  margin: 0;
  padding: 0;
  height: 100vh;
  width: 100vw;
  background-color: #001133;
  overflow: hidden;
  font-family: sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;

  /* Prise en charge des zones d'encoche (iPhone X) */
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
}

.container {
  height: 60vh;
  width: 60vw;
  display: flex;
  justify-content: center;
  align-items: center;
}

.card {
  position: relative;
  height: 90vh;               /* Utilise 90% de la hauteur visible */
  aspect-ratio: 2 / 3;        /* Forme classique d’une carte */
  transform-style: preserve-3d;
  transition: transform 1s;
  cursor: pointer;
}

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

.face {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 20px;
  overflow: hidden;
}

.front {
  transform: rotateY(0deg);
  z-index: 2;
}

.back {
  transform: rotateY(180deg);
}

img {
  width: 90%;
  height: 90%;
  object-fit: cover;
  display: block;
  border-radius: 20px;
}