/* =========================================================
   PORTFOLIO.CSS
   ========================================================= */

/* ===== FILTER BAR ===== */
.portfolio-filter {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  justify-content: center;
}

.filter-btn {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.55rem 1.25rem;
  border: 1.5px solid var(--color-border);
  border-radius: 100px;
  color: var(--color-text-muted);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-base);
}

.filter-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.filter-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ===== PORTFOLIO MASONRY / GRID ===== */
.portfolio-full-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-text);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
  aspect-ratio: 4/3;
}

.portfolio-item:hover {
  box-shadow: var(--shadow-lg);
}

.portfolio-item__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow), opacity var(--transition-slow);
}

.portfolio-item:hover .portfolio-item__img {
  transform: scale(1.06);
  opacity: 0.35;
}

.portfolio-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.15) 55%, transparent 100%);
  z-index: 1;
  pointer-events: none;
}

.portfolio-item__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-lg);
  color: #fff;
}

.portfolio-item__tag {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2em 0.7em;
  border-radius: 100px;
  margin-bottom: 0.6rem;
}

.portfolio-item__title {
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

.portfolio-item__client {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 0;
}

/* Hidden expand overlay on hover */
.portfolio-item__expand {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 3;
  width: 52px;
  height: 52px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

/* ===== PROJECT SPOTLIGHT ===== */
.spotlight {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  margin-bottom: var(--space-3xl);
}

.spotlight--reverse {
  direction: rtl;
}

.spotlight--reverse > * {
  direction: ltr;
}

.spotlight__image {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
}

.spotlight__category {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3em 0.85em;
  border-radius: 100px;
  margin-bottom: var(--space-md);
}

.spotlight__title {
  margin-bottom: var(--space-md);
}

.spotlight__desc {
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.spotlight__meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.spotlight__meta-item {
  padding: var(--space-md);
  background: var(--color-bg-tint);
  border-radius: var(--radius-md);
}

.spotlight__meta-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 0.3rem;
}

.spotlight__meta-value {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .portfolio-full-grid { grid-template-columns: repeat(2, 1fr); }
  .spotlight { grid-template-columns: 1fr; }
  .spotlight--reverse { direction: ltr; }
  .spotlight__image { aspect-ratio: 16/7; }
}

@media (max-width: 768px) {
  .portfolio-full-grid { grid-template-columns: 1fr; }
}