/* Replaced all CSS with Tailwind-based custom styles */

/* Perspective for 3D card flip */
.perspective-container {
    perspective: 1000px;
  }
  
  /* Flashcard 3D flip animation */
  .flashcard {
    position: relative;
    width: 100%;
    min-height: 400px;
    cursor: pointer;
    transition: transform 0.7s;
    transform-style: preserve-3d;
  }
  
  .flashcard.flipped {
    transform: rotateY(180deg);
  }
  
  .card-face {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 0.75rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  }
  
  .card-back {
    transform: rotateY(180deg);
  }