:root {
    --text-muted: #b0b0b0;
    --secondary-bg: #1e1e1e;
    --border-color: rgba(255, 255, 255, 0.1);
    --accent-color: #3498db;
    --footer-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    --footer-gradient: linear-gradient(180deg, var(--secondary-bg), #242424);
  }
  
  /* Sticky Footer Layout */
  body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
  }
  
  .main-content {
    flex: 1 0 auto;
    padding-bottom: 2rem;
  }
  
  .footer {
    flex-shrink: 0;
    text-align: center;
    padding: 15px 20px;
    color: var(--text-muted);
    font-size: 0.9rem;
    background: var(--footer-gradient);
    border-top: 1px solid var(--border-color);
    box-shadow: var(--footer-shadow);
  }
  
  .footer a {
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding-bottom: 2px;
  }
  
  .footer a:hover {
    color: var(--accent-color);
  }
  
  .footer a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: 0;
    left: 0;
    background-color: var(--accent-color);
    transition: width 0.3s ease;
  }
  
  .footer a:hover::after {
    width: 100%;
  }
  
  .footer__contributors {
    font-size: 0.8rem;
    margin-top: 0.5rem;
    opacity: 0.8;
    letter-spacing: 0.02em;
    transition: opacity 0.3s ease;
  }
  
  .footer__contributors:hover {
    opacity: 1;
  }
  
  /* Modal Styles */
  .modal {
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: none;
    justify-content: center;
    align-items: center;
  }
  
  .modal-content {
    background-color: var(--secondary-bg);
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
    max-width: 90%;
    max-height: 90%;
    width: auto;
    color: var(--text-primary);
    position: relative;
    overflow: auto;
    border: 1px solid var(--border-color);
  }
  
  .close-button {
    position: absolute;
    top: 10px;
    right: 10px;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
  }
  
  .close-button:hover {
    color: var(--accent-color);
    background-color: rgba(255, 255, 255, 0.05);
    transform: rotate(90deg);
  }
  
  .hidden {
    display: none;
  }
  
  @media (max-width: 768px) {
    .footer {
      padding: 12px 15px;
      font-size: 0.8rem;
    }
    
    .footer__contributors {
      font-size: 0.7rem;
    }
  }