/* ---------- Masonry grid ---------- */
.masonry { column-count: 4; column-gap: 16px; margin-top: 30px; }
.masonry__item {
  display: block; width: 100%; margin: 0 0 16px; padding: 0; border: none; background: none;
  break-inside: avoid; border-radius: var(--r-md); overflow: hidden; position: relative;
  cursor: pointer; box-shadow: var(--shadow-sm); opacity: 1;
  transition: transform var(--dur-mid) var(--ease-out), box-shadow var(--dur-mid) var(--ease-out), opacity .26s ease;
}
.masonry__item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.masonry__item:focus-visible { outline: 3px solid var(--aqua-deep); outline-offset: 2px; }
.masonry__item img { width: 100%; height: auto; display: block; transition: transform var(--dur-slow) var(--ease-out); }
.masonry__item:hover img { transform: scale(1.04); }
.masonry__item.is-filtered-out { opacity: 0; transform: scale(.9); pointer-events: none; }
.masonry__item .play-overlay__btn { width: 44px; height: 44px; }
@media (prefers-reduced-motion: reduce) { .masonry__item, .masonry__item img { transition: none; } }

@media (max-width: 1100px) { .masonry { column-count: 3; } }
@media (max-width: 760px) { .masonry { column-count: 2; column-gap: 12px; } }
@media (max-width: 480px) { .masonry { column-count: 1; } }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 200; display: none; align-items: center; justify-content: center;
  background: rgba(20,10,35,.92); padding: 60px 24px;
}
.lightbox.is-open { display: flex; }
.lightbox__stage {
  position: relative; max-width: min(920px, 92vw); width: 100%; text-align: center;
  animation: pop-in var(--dur-mid) var(--ease-spring);
  transform: translateX(0); opacity: 1; transition: transform .2s ease, opacity .2s ease;
}
.lightbox__stage--out-left { transform: translateX(-46px); opacity: 0; }
.lightbox__stage--out-right { transform: translateX(46px); opacity: 0; }
.lightbox__stage--in-right { transform: translateX(46px); opacity: 0; transition: none; }
.lightbox__stage--in-left { transform: translateX(-46px); opacity: 0; transition: none; }
.lightbox__stage img, .lightbox__stage video {
  max-width: 100%; max-height: 76vh; border-radius: var(--r-lg); display: block; margin: 0 auto;
  box-shadow: 0 30px 80px rgba(0,0,0,.5); background: #000;
}
.lightbox__caption { margin-top: 14px; color: #f0e6ff; font-size: 14.5px; }
.lightbox__count { margin-top: 4px; color: #9a86c4; font-size: 12.5px; font-weight: 700; letter-spacing: .3px; }
@media (prefers-reduced-motion: reduce) { .lightbox__stage { animation: none; } }

.lightbox__btn {
  position: absolute; width: 44px; height: 44px; border-radius: 999px; border: none; cursor: pointer;
  background: rgba(255,255,255,.14); color: #fff; display: flex; align-items: center; justify-content: center;
  transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.lightbox__btn:hover { background: rgba(255,255,255,.28); transform: scale(1.06); }
.lightbox__close { top: -56px; right: 0; }
.lightbox__prev { top: 50%; left: -64px; transform: translateY(-50%); }
.lightbox__next { top: 50%; right: -64px; transform: translateY(-50%); }
.lightbox__prev:hover, .lightbox__next:hover { transform: translateY(-50%) scale(1.06); }
@media (max-width: 900px) {
  .lightbox { padding: 20px 16px; }
  .lightbox__close { top: -46px; right: 0; }
  .lightbox__prev { left: 6px; background: rgba(20,10,35,.5); }
  .lightbox__next { right: 6px; background: rgba(20,10,35,.5); }
}