/* Advanced portfolio mockups */

.portfolio-section {
  background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
}

.project-card {
  border-radius: 20px;
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(15, 23, 42, 0.06);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 56px rgba(15, 23, 42, 0.14);
}

.project-thumb {
  height: 240px;
  overflow: hidden;
  position: relative;
  padding: 0 !important;
  background: #0f172a;
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  transition: transform 0.5s ease;
}

.project-card:hover .project-thumb img {
  transform: scale(1.04);
}

.project-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.25) 0%, transparent 45%);
  pointer-events: none;
}

.project-body {
  padding: 26px 28px 28px;
}

.project-body h3 {
  font-size: 1.12rem;
  letter-spacing: -0.01em;
}

.project-tag {
  background: linear-gradient(135deg, rgba(132, 204, 22, 0.12), rgba(14, 165, 233, 0.08)) !important;
  border: 1px solid rgba(132, 204, 22, 0.2);
}

.portfolio-filters {
  margin-bottom: 48px;
}

.filter-btn {
  padding: 10px 24px;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.filter-btn.active {
  box-shadow: 0 4px 16px rgba(20, 83, 45, 0.25);
}

@media (max-width: 640px) {
  .project-thumb { height: 200px; }
}