.birch-portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  
  .birch-portfolio-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3 / 2; /* Force 3:2 aspect ratio */
    background-color:#000000;
  }

  .birch-portfolio-item a{
    display:flex;
    height:100%;
  }
  
  .birch-portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;  /* ensures it fills box */
    display: block;
    filter: grayscale(100%);
    transition: all 0.4s ease;
    opacity:.8;
  }
  
  .birch-portfolio-item .birch-portfolio-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.4);
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
    transition: opacity 0.3s ease;
    z-index:100;
  }
  
  .birch-portfolio-item:hover img {
    filter: grayscale(0%);
    opacity:1;
  }
  
  .birch-portfolio-item:hover .birch-portfolio-overlay {
    opacity: 0;
  }

  .birch-portfolio-item h3{
    color:#FFFFFF;
    font-family: "Borna Regular", Sans-serif;
    font-size: 28px;
    font-weight: bold;
  }
  
  /* Responsive adjustments */
  @media (max-width: 1024px) {
    .birch-portfolio-grid {
      gap: 15px;
    }
    .birch-portfolio-item .birch-portfolio-overlay h3 {
      font-size: 1rem;
    }
  }
  
  @media (max-width: 768px) {
    .birch-portfolio-grid {
      grid-template-columns: 1fr;
    }
    .birch-portfolio-item {
      margin-bottom: 15px;
    }
  }