body {
    font-family: 'Segoe UI', sans-serif;
    background-color: #121212;
    color: #f1f1f1;
  }
  
  .navbar .nav-link.active {
    color: #0dcaf0 !important;
    font-weight: bold;
  }
  
  .card {
    border: none;
    transition: transform 0.2s ease;
  }
  
  .card:hover {
    transform: scale(1.03);
  }

  .hq-card {
    border: 2px solid #333;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.2s ease;
  }
  
  .hq-card:hover {
    transform: scale(1.03);
    border-color: #0dcaf0;
  }
  
  .speech-bubble {
    background: #1f1f1f;
    border: 1px solid #666;
    border-radius: 8px;
    padding: 12px;
    margin-top: 10px;
    font-style: italic;
    position: relative;
  }
  
  .speech-bubble::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 20px;
    border-width: 10px 10px 0;
    border-style: solid;
    border-color: #1f1f1f transparent transparent transparent;
  }

  .ratio iframe {
    border-radius: 12px;
    border: 2px solid #444;
  }