/* Portfolio / gallery — по образцу 1/index.html */
.portfolio-section {
  padding: 96px 0;
  background: var(--blk);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.portfolio-item {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  background: var(--blk);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08), 0 4px 16px rgba(0, 0, 0, 0.05);
  transition: transform 0.35s var(--ease), box-shadow 0.35s ease;
}

.portfolio-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12), 0 16px 40px rgba(245, 196, 0, 0.1);
}

.portfolio-item.pf-hidden {
  display: none;
}

.portfolio-link {
  display: block;
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  text-decoration: none;
  overflow: hidden;
}

.portfolio-img-wrap {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.portfolio-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  display: block;
}

.portfolio-item:hover .portfolio-img-wrap img {
  transform: scale(1.07);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(10, 10, 10, 0.88) 0%,
    rgba(10, 10, 10, 0.25) 50%,
    transparent 100%
  );
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: space-between;
  padding: 16px;
  opacity: 0;
  transition: opacity 0.3s var(--ease);
  pointer-events: none;
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-zoom-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  color: var(--white);
  flex-shrink: 0;
  transform: scale(0.8) rotate(-10deg);
  transition: transform 0.35s var(--ease);
}

.portfolio-item:hover .portfolio-zoom-icon {
  transform: scale(1) rotate(0deg);
}

.portfolio-info {
  width: 100%;
  align-self: flex-end;
  transform: translateY(10px);
  transition: transform 0.3s var(--ease);
}

.portfolio-item:hover .portfolio-info {
  transform: translateY(0);
}

.portfolio-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--y);
  color: var(--blk);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.portfolio-name {
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 3px;
  text-transform: uppercase;
}

.portfolio-desc {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.75);
  font-weight: 300;
}

.fancybox__container {
  --fancybox-accent-color: var(--y, #f5c400);
}

.fancybox__caption {
  font-family: var(--font, sans-serif);
  font-size: 14px;
}

@media (max-width: 1024px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .portfolio-section {
    padding: 64px 0;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .portfolio-overlay {
    opacity: 1;
    background: linear-gradient(
      to top,
      rgba(10, 10, 10, 0.75) 0%,
      transparent 60%
    );
  }

  .portfolio-zoom-icon {
    transform: scale(1) rotate(0deg);
  }

  .portfolio-info {
    transform: translateY(0);
  }
}