/* ============================================
   PROJECTS GRID
   ============================================ */
.projects-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 40px;
  margin-bottom: 60px;
}

.projects-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 20px;
  background: transparent;
  border: 1px solid var(--gray-200);
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: all var(--t-fast);
  color: var(--gray-600);
}

.filter-btn:hover {
  border-color: var(--black);
  color: var(--black);
}

.filter-btn.active {
  background: var(--black);
  border-color: var(--black);
  color: var(--white);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}

.project {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  cursor: pointer;
  background: var(--gray-100);
}

.project-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.8s var(--ease);
}

.project:hover .project-img {
  transform: scale(1.08);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 40%,
    rgba(0, 0, 0, 0.9) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  color: var(--white);
  opacity: 0;
  transition: opacity var(--t-base);
}

.project:hover .project-overlay {
  opacity: 1;
}

.project-cat {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.7;
  margin-bottom: 8px;
}

.project-name {
  font-size: 16px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.project.hidden {
  display: none;
}