.portfolio-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      padding: 40px;
    }
    .project-card {
      /*border: 1px solid #ccc;*/
      padding: 20px;
      border-radius: 10px;
      box-shadow: 0 4px 8px rgba(21, 21, 21, 0.1);
      position: relative; background-color: white;
    }
    .project-card img {
      width: 100%;
      height: auto;
      border-radius: 10px;
    }
    .project-info {margin-top: 10px; }
    .project-info h3 {margin: 10px 0; }
    .project-info p {margin: 5px 0; }
    .overlay {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgb(218 210 204 / 70%);
      z-index: 10;
      justify-content: center;
      align-items: center;
	  overflow-y: auto; /* Allow scrolling inside the overlay */
	  transition: opacity 0.5s ease, visibility 0s 0.5s;
    }
    .overlay-content {
      background: white;
      padding: 20px;
      border-radius: 10px;
      max-width: 600px;
      max-height: 80vh; 
      overflow-y: auto;  /* Enable vertical scrolling */
      text-align: right;
	  
    }
	.overlay-content p {font-size: 1.1rem;}
    .overlay-close { position: relative; top: 0px; left: 0px; font-size: 30px; cursor: pointer; z-index: 100; color: #f2897b; }
	
	@media (max-width: 768px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 575.98px) {
  .portfolio-grid { grid-template-columns: 1fr; }
}

.category-icon {
  position: absolute;
    top: 10px;
    left: 10px;
    font-size: 1rem;
    border-radius: 50%;
    line-height: 0.6rem;
    padding: 5px;
    background-color: #ccc;
    color: transparent;
}

.category-icon[data-category="1"] { background-color: #ff6b6b; } .category-icon[data-category="2"] { background-color: #699fd3; } .category-icon[data-category="3"] { background-color: #e8cc56; } .category-icon[data-category="4"] { background-color: #a5e39b; } .category-icon[data-category="5"] { background-color: #a29bfe; } .category-icon[data-category="6"] { background-color: #9B8749; }

.legend-item {
  margin-bottom: 10px;
}
.legend-item>.category-icon {position: relative;top: 0;font-size: 0.6rem; display: inline-block; width: 12px; height: 12px; border-radius: 50%; margin-right: 5px;}
.category-label {font-size:0.9rem;}

@media (max-width: 768px) {
  .legend-item {
    margin-bottom: 20px;
  }
}
.cat1 { background-color: #ff6b6b; } .cat2 { background-color: #699fd3; } .cat3 { background-color: #e8cc56; } .cat4 { background-color: #a5e39b; } .cat5 { background-color: #a29bfe; } .cat6 { background-color: #9B8749; }

.embed-responsive {position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%;}
.embed-responsive iframe, .embed-responsive object, .embed-responsive embed {position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
.embed-responsive-item:hover {
  transform: scale(1.03);
  transition: transform 0.3s ease-in-out;
}