/* ===== PORTFOLIO PAGES ===== */

/* Category Tabs */
.portfolio-tabs {
  display: flex;
  gap: 8px;
  padding: 32px 40px;
  border-bottom: 1.5px solid #f0f0f0;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 8px 20px;
  border: 1.5px solid #ebebeb;
  border-radius: 100px;
  background: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  cursor: pointer;
  transition: all 0.2s;
}

.tab-btn:hover {
  border-color: var(--pink);
  color: var(--pink);
  background: var(--pink-light);
}

.tab-btn.active {
  background: var(--pink);
  border-color: var(--pink);
  color: var(--white);
}

/* Masonry-style grid */
.portfolio-grid {
  padding: 40px;
  columns: 3;
  column-gap: 20px;
}

.portfolio-item {
  break-inside: avoid;
  margin-bottom: 20px;
  border-radius: 6px;
  overflow: hidden;
  border: 1.5px solid #ebebeb;
  cursor: pointer;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
  background: var(--white);
}

.portfolio-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}

.portfolio-item__img {
  width: 100%;
  aspect-ratio: 4/3;
}

.portfolio-item--tall .portfolio-item__img {
  aspect-ratio: 3/4;
}

.portfolio-item--wide .portfolio-item__img {
  aspect-ratio: 16/9;
}

.portfolio-item__info {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  border-top: 1px solid #f5f5f5;
}

.portfolio-item__title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  flex: 1;
  min-width: 100px;
}

.portfolio-item__year {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--ink-muted);
  letter-spacing: 0.05em;
}

/* Hidden state for filter */
.portfolio-item.hidden {
  display: none;
}

/* Gold tabs for game page */
.tab-btn.tab-btn--gold.active {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--white);
}

.tab-btn.tab-btn--gold:hover {
  border-color: var(--gold);
  color: #a07800;
  background: var(--gold-light);
}

/* Lightbox overlay */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 40px;
  backdrop-filter: blur(4px);
}

.lightbox.open { display: flex; }

.lightbox__inner {
  max-width: 900px;
  width: 100%;
  background: var(--white);
  border-radius: 8px;
  overflow: hidden;
  position: relative;
  animation: lbIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.lightbox__img {
  width: 100%;
  max-height: 70vh;
  object-fit: contain;
  background: var(--off-white);
}

.lightbox__caption {
  padding: 20px 24px;
  display: flex;
  gap: 12px;
  align-items: center;
}

.lightbox__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  flex: 1;
}

.lightbox__close {
  position: absolute;
  top: 16px; right: 16px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(0,0,0,0.5);
  border: none;
  color: white;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.lightbox__close:hover { background: var(--pink); }

@keyframes lbIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

@media (max-width: 900px) {
  .portfolio-grid { columns: 2; padding: 24px 20px; }
  .portfolio-tabs { padding: 24px 20px; }
}

@media (max-width: 600px) {
  .portfolio-grid { columns: 1; }
}