/**
 * Portfolio — bigger cards, categories, PDF hover preview, work page grid
 */

.portfolio-section-home {
  background: var(--color-bg-soft);
}

.portfolio-section-work {
  background: var(--color-bg);
  padding-bottom: 5rem;
}

.portfolio-section-desc {
  margin-top: 1rem;
  font-size: 1.125rem;
  max-width: 720px;
}

.portfolio-section-work .portfolio-section-desc {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* Bigger scroll cards on homepage */
.portfolio-section-home .portfolio-card,
.portfolio-card-lg {
  flex: 0 0 min(88vw, 520px);
  width: min(88vw, 520px);
}

@media (min-width: 768px) {
  .portfolio-section-home .portfolio-card,
  .portfolio-card-lg {
    flex: 0 0 560px;
    width: 560px;
  }
}

.portfolio-card-image {
  aspect-ratio: 4 / 3.2;
}

.portfolio-card-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.55s var(--ease-out, ease);
}

.portfolio-card-placeholder {
  width: 100%;
  height: 100%;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-muted);
  color: var(--color-text-subtle);
  font-size: 0.95rem;
}

/* Category badges */
.portfolio-category-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.badge-category {
  background: var(--color-green-soft, rgba(5, 150, 105, 0.1));
  color: var(--color-green-dark);
  border: 1px solid rgba(5, 150, 105, 0.2);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.35rem 0.65rem;
}

.portfolio-card-lg .portfolio-card-title {
  font-size: 1.625rem;
}

.portfolio-card-lg .portfolio-card-body {
  padding: 1.75rem;
}

/* PDF hover thumbnail preview */
.portfolio-card.is-pdf .portfolio-pdf-hover-preview {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1.25rem;
  background: rgba(255, 255, 255, 0.94);
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 0.35s ease, transform 0.35s ease;
  pointer-events: none;
  z-index: 3;
}

.portfolio-card.is-pdf:hover .portfolio-pdf-hover-preview {
  opacity: 1;
  transform: scale(1);
}

.portfolio-pdf-preview-img {
  max-width: 78%;
  max-height: 68%;
  width: auto;
  height: auto;
  object-fit: contain;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
  border: 1px solid var(--color-border);
}

.portfolio-pdf-preview-label {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-green-dark);
}

.portfolio-card.is-pdf:hover .portfolio-card-overlay {
  opacity: 0;
}

.portfolio-card.is-pdf:hover .portfolio-card-thumb {
  transform: scale(1.03);
  filter: blur(1px);
}

/* Work page grid */
.portfolio-grid-work {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

@media (min-width: 768px) {
  .portfolio-grid-work {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .portfolio-grid-work {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }
}

.portfolio-grid-work .portfolio-card {
  width: 100%;
  flex: none;
}

/* Category filter */
.portfolio-category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: center;
  margin: 2rem 0 1rem;
}

.portfolio-filter-btn {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.55rem 1rem;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.25s ease;
}

.portfolio-filter-btn:hover,
.portfolio-filter-btn.is-active {
  background: var(--color-green);
  border-color: var(--color-green);
  color: #fff;
}

.portfolio-card.is-hidden {
  display: none !important;
}

.portfolio-empty {
  border-radius: 0;
  padding: 4rem;
  text-align: center;
}

.portfolio-scroll-track {
  gap: 2rem;
}

.portfolio-scroll-container {
  scroll-snap-type: x proximity;
}

.portfolio-section-home .portfolio-card {
  scroll-snap-align: start;
}