/* ═══════════════════════ PORTFOLIO ═══════════════════════ */
#portfolio { position: relative; padding: 120px 0; background: var(--bg); overflow: hidden; }

.masonry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 220px);
  gap: 12px;
}
.masonry-item { position: relative; overflow: hidden; border-radius: 12px; cursor: pointer; }
.masonry-item:nth-child(1) { grid-column: 1; grid-row: 1 / span 2; }
.masonry-item:nth-child(5) { grid-column: 3; grid-row: 2 / span 2; }
.masonry-item img { transition: transform .7s ease; }
.masonry-item:hover img { transform: scale(1.1); }

.masonry-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(8,8,8,.9) 0%, rgba(8,8,8,.2) 50%, transparent 100%);
  opacity: 0; transition: opacity .5s;
}
.masonry-item:hover .masonry-overlay { opacity: 1; }

.masonry-top-line {
  position: absolute; top: 0; left: 0; height: 2px; width: 0;
  background: linear-gradient(90deg, var(--gold), transparent);
  transition: width .7s; z-index: 2;
}
.masonry-item:hover .masonry-top-line { width: 100%; }

.masonry-zoom {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(.7);
  width: 48px; height: 48px; border-radius: 50%;
  border: 1px solid rgba(212,175,55,.6);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); font-size: 24px; font-weight: 300;
  opacity: 0; transition: all .5s;
  backdrop-filter: blur(4px); background: rgba(0,0,0,.2); z-index: 3;
}
.masonry-item:hover .masonry-zoom { opacity: 1; transform: translate(-50%, -50%) scale(1); }

.masonry-info {
  position: absolute; bottom: 0; left: 0; right: 0; padding: 16px 20px;
  opacity: 0; transform: translateY(10px); transition: all .5s; z-index: 3;
}
.masonry-item:hover .masonry-info { opacity: 1; transform: translateY(0); }
.masonry-cat { display: block; font-size: 9px; letter-spacing: .3em; text-transform: uppercase; color: var(--gold); margin-bottom: 4px; }
.masonry-info h4 { font-family: var(--serif); font-size: 1rem; color: #fff; font-weight: 400; }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 24px; background: rgba(5,5,5,.96); backdrop-filter: blur(20px);
  opacity: 0; pointer-events: none; transition: opacity .3s;
}
.lightbox.open { opacity: 1; pointer-events: all; }
.lb-top-line { position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--g30), transparent); }

.lb-close {
  position: absolute; top: 20px; right: 20px;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.1); background: transparent;
  color: rgba(255,255,255,.4); font-size: 16px; cursor: pointer;
  transition: all .3s; display: flex; align-items: center; justify-content: center;
}
.lb-close:hover { color: var(--gold); border-color: var(--g30); }

.lb-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.1); background: transparent;
  color: rgba(255,255,255,.4); font-size: 28px; cursor: pointer;
  transition: all .3s; display: flex; align-items: center; justify-content: center; z-index: 10;
}
.lb-nav:hover { color: var(--gold); border-color: var(--g30); }
.lb-prev { left: 20px; }
.lb-next { right: 20px; }

.lb-content { display: flex; flex-direction: column; align-items: center; max-width: 900px; width: 100%; }
.lb-content.transitioning { opacity: 0; transform: scale(.96); transition: opacity .2s, transform .2s; }

.lb-frame { position: relative; border-radius: 12px; overflow: hidden; border: 1px solid var(--g30); }
.lb-frame img { max-height: 65vh; width: auto; max-width: 100%; object-fit: contain; display: block; }

.lb-caption { text-align: center; margin-top: 20px; }
.lb-cat { display: block; font-size: 10px; letter-spacing: .3em; text-transform: uppercase; color: var(--gold); margin-bottom: 6px; }
.lb-caption h3 { font-family: var(--serif); font-size: 1.2rem; color: #fff; font-weight: 400; }

.lb-dots { display: flex; gap: 8px; margin-top: 24px; }
.lb-dot { width: 6px; height: 6px; border-radius: 999px; background: rgba(255,255,255,.2); border: none; cursor: pointer; transition: all .3s; padding: 0; }
.lb-dot.active { width: 24px; background: var(--gold); }