.glass-card {
    background: rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(30px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 
      0 8px 32px rgba(0, 0, 0, 0.1),
      inset 0 1px 0 rgba(255, 255, 255, 0.5),
      inset 0 -1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
  }
  
  .glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
      90deg,
      transparent,
      rgba(255, 255, 255, 0.8),
      transparent
    );
  }
  
  .glass-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 1px;
    height: 100%;
    background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.8),
      transparent,
      rgba(255, 255, 255, 0.3)
    );
  }