/* Smooth card hover reveal */
.project-card {
  position: relative;
}

.project-card .project-desc {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height .35s ease, opacity .3s ease;
}

.project-card:hover .project-desc {
  max-height: 3.5rem; 
  opacity: 0.95;
}

.project-card::after {
  content: '';
  position: absolute;
  inset: 0;
  box-shadow: inset 0 -120px 120px -60px rgba(0,0,0,0.45);
  opacity: 0;
  transition: opacity .4s ease;
  pointer-events: none;
}

.project-card:hover::after {
  opacity: 1;
}


.filter-btn.active {
  background: #2563eb;
  color: #fff;
  box-shadow: 0 10px 15px -3px rgba(37,99,235,0.25), 0 4px 6px -2px rgba(37,99,235,0.15);
}

.project-card[data-hidden="true"] {
  transform: scale(0.98);
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease, transform .25s ease;
}

@media (max-width: 640px) {
  .project-card .h-80 { height: 16rem; }
}