/* Example reset / base styles (optional if you have them elsewhere) */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333333;
    background-color: #ffffff;
  }
  
  /* MAIN CONTAINER */
  main {
    max-width: 1200px;
    margin: 80px auto 0;
    padding: 0 20px;
  }
  
  /* Make main fully responsive on mobile */
  @media (max-width: 768px) {
    main {
      max-width: 100%;     /* Allow it to scale down on narrow screens */
      margin: 80px 10px 0; /* Slight horizontal margin for breathing room */
      padding: 0 10px;
    }
  }
  
  /* GALLERY FILTERS */
  .gallery-filters {
    display: flex;
    justify-content: center;
    gap: 1.5rem;  /* Increased spacing between buttons */
    margin: 3rem 0;  /* More vertical space */
    flex-wrap: wrap;
    padding: 0 1rem;
  }
  
  .filter-btn {
    padding: 0.75rem 2rem;
    border: 2px solid #007bff;
    background: transparent;
    color: #007bff;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.1rem;
    font-weight: 500;
  }
  
  .filter-btn:hover {
    background: #007bff;
    color: white;
    transform: translateY(-2px);
  }
  
  .filter-btn.active {
    background: #007bff;
    color: white;
  }
  
  /* Adjust filter buttons on smaller screens */
  @media (max-width: 768px) {
    .gallery-filters {
      gap: 1rem;
    }
    .filter-btn {
      padding: 0.6rem 1.5rem;
      font-size: 1rem;
    }
  }
  
  /* TOOLS USED */
  .tools-used {
    margin: 1rem 0;
    padding: 0.6rem 0rem;
  }
  
  .tools-used h4 {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    color: #666;
  }
  
  .tools-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0;
  }
  
  .tools-list li {
    background-color: #f0f0f0;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    color: #555;
  }