body {
      background-color: #1f1f1f;
      font-family: 'Inter', sans-serif;
    }

    .flip-card {
      perspective: 1000px;
      height: 12rem;
    }

    .flip-inner {
      position: relative;
      width: 100%;
      height: 100%;
      transform-style: preserve-3d;
      transition: transform 0.6s;
    }

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

    .flip-front, .flip-back {
      position: absolute;
      width: 100%;
      height: 100%;
      border-radius: 1rem;
      backface-visibility: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      font-size: 1.25rem;
      padding: 1rem;
      border: 1px solid #3a3a3a;
    }

    .flip-front {
      background: linear-gradient(to bottom right, #2c2c2c, #1f1f1f);
      color: #f5f5f5;
      font-weight: 600;
    }

    .flip-back {
      background: linear-gradient(to bottom right, #c49b63, #a77f3f);
      color: #1f1f1f;
      transform: rotateY(180deg);
      font-weight: 600;
    }