.text-shadow-strong {
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.8),
                 0 0 20px rgba(0, 0, 0, 0.6);
  }
  .text-shadow-medium {
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.7),
                 0 0 10px rgba(0,  0,  0,  0.4);
  }
  .text-shadow-light {
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
  }
  .content-card-blur {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }
  .content-card-blur-dark {
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }