/* Project Section Styles */
#projects {
    background: none;
    padding: 2rem 1rem;
  }
  
  .project-header {
    text-align: center;
    border-bottom: 1px solid #ddd;
    margin-bottom: 30px;
    padding-bottom: 10px;
  }

  /* Category Buttons */
  .project-categories {
    display: flex;
    gap: 1rem;
    margin: 2rem 0;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .category-btn {
    padding: 0.5rem 1rem;
    border: 2px solid var(--accent-color);
    background: transparent;
    color: var(--accent-color);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
  }
  .category-btn.active,
  .category-btn:hover {
    background: var(--accent-color);
    color: white;
  }
  
  /* Projects Grid */
  .projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
  }

  /* Project Cards */
  .project-card {
    background-color: #f5f5f5;
    border-radius: 4px;
    overflow: hidden;
    text-align: center;
    box-shadow: 0 0 5px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s, opacity 0.4s ease-in-out;
    cursor: pointer;
    opacity: 1 !important;  /* ✅ Хэрэв 0 бол харагдахгүй */
    visibility: visible !important;  /* ✅ Хэрэв hidden бол харагдахгүй */
    transition: opacity 0.3s ease-in-out;
  }
  
  .project-card.fade-out {
    opacity: 0;
    transform: scale(0.95);
  }
  
  .project-card.fade-in {
    opacity: 1;
    transform: scale(1);
  }

  .project-card:hover {
    transform: scale(var(--hover-scale));
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  }
  
  .project-image-wrapper {
    position: relative;
    overflow: hidden;
  }
  
  .project-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
  }
  
  .play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    opacity: 0;
    transition: opacity 0.3s;
  }
  
  .project-card:hover .play-button {
    opacity: 1;
  }






.load-more-btn {
  display: block;
  margin: 2rem auto;
  padding: 10px 20px;
  background-color: #868686;
  color: rgb(255, 255, 255);
  font-size: 18px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.load-more-btn:hover {
  background-color: #6b7785;
}

.hidden-by-category {
  display: none !important;
}




.modal-image {
  max-width: 90vw;  /* Дэлгэцийн өргөний 90%-иар томрох */
  max-height: 90vh; /* Дэлгэцийн өндрийн 90%-иар томрох */
  object-fit: contain; /* Зураг хэмжээгээ алдахгүй багтах */
  display: block; /* Төвлөрүүлэхэд хэрэгтэй */
  
}