/* Flip Card */
.flip-card {
  width: 320px;
  height: 400px;
  perspective: 1000px;
  margin: 40px auto;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.8s ease;
  transform-style: preserve-3d;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
  border-radius: 16px;
}

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

.flip-card-front,
.flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 16px;
  overflow: hidden;
  backface-visibility: hidden; /* quan trọng: ẩn mặt kia */
}

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

.flip-card-back {
  transform: rotateY(180deg); /* lật đúng mặt sau */
}
.label {
  position: absolute;
  top: 18px;
  left: -40px;
  transform: rotate(-45deg);
  background: linear-gradient(135deg, #d4af37, #f8e473, #c9a227);
  color: #0F674F;
  font-family: "Roboto Condensed", sans-serif;
  font-weight: 400;
  font-style: normal;
  font-weight: 600;
  font-size: 16px;
  font-weight:bold;
  padding: 6px 55px;
  text-transform: uppercase;
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
  border-top-left-radius: 4px;
  border-top-right-radius: 4px;
  letter-spacing: 1px;
}