/* --------------------- Showcase: sectioned grid + lightbox --------------------- */

/* Sticky album chips, riding just under the site nav.
   Same liquid-glass recipe as .nav.scrolled so the bar reads as chrome. */
.showcase-chips {
  position: sticky;
  top: calc(var(--nav-h) + 8px);
  z-index: 10;
  display: flex;
  gap: 4px;
  width: fit-content;
  max-width: 100%;
  margin-inline: auto;
  margin-top: 26px;
  padding: 6px;
  border-radius: 999px;
  background: rgba(15, 10, 24, 0.32);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.08),
    0 1px 0 rgba(212, 175, 55, 0.22),
    0 12px 40px rgba(10, 6, 18, 0.35);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.showcase-chips::-webkit-scrollbar { display: none; }
.showcase-chip {
  flex: 0 0 auto;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 9px 15px;
  background: transparent;
  color: var(--text-dim-dark);
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.25s var(--ease-out), color 0.25s var(--ease-out), border-color 0.25s;
}
.showcase-chip:hover { color: var(--text-on-dark); }
.showcase-chip:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}
.showcase-chip.is-active {
  color: var(--gold-light);
  border-color: rgba(212, 175, 55, 0.45);
  background: rgba(212, 175, 55, 0.12);
  text-shadow: 0 0 14px rgba(212, 175, 55, 0.35);
}

/* Album sections */
.showcase-album {
  margin-top: 40px;
  scroll-margin-top: calc(var(--nav-h) + 76px);
}
.showcase-album-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(22px, 4.5vw, 30px);
  color: var(--text-on-light);
}
.showcase-album-count {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dim-light);
  margin-left: 10px;
  white-space: nowrap;
}

/* Thumbnail grid — mobile first: 2 columns, then 3, then 4 */
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 16px;
}
.showcase-thumb {
  aspect-ratio: 1;
  border: 0;
  padding: 0;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  background: rgba(36, 19, 51, 0.06);
  box-shadow: 0 8px 24px rgba(24, 12, 34, 0.14);
  /* No translateZ/will-change here: a compositor layer per thumb can skip
     the repaint when its image decodes (blank tiles under software GL). */
}
.showcase-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
  transition: transform 0.5s var(--ease-out);
}
.showcase-thumb:hover img { transform: scale(1.06); }
.showcase-thumb:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

@media (min-width: 561px) {
  .showcase-chips { margin-top: 36px; }
  .showcase-album { margin-top: 56px; scroll-margin-top: calc(var(--nav-h) + 84px); }
  .showcase-grid { grid-template-columns: repeat(3, 1fr); gap: 14px; }
  .showcase-thumb { border-radius: 14px; }
}
@media (min-width: 901px) {
  .showcase-grid { grid-template-columns: repeat(4, 1fr); gap: 16px; }
}

/* ------------------------------- Lightbox ------------------------------- */
.showcase-lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  background: rgba(15, 10, 24, 0.94);
  padding: calc(env(safe-area-inset-top, 0px) + 56px) 12px calc(env(safe-area-inset-bottom, 0px) + 16px);
  animation: showcaseLightboxIn 0.25s var(--ease-out);
}
.showcase-lightbox[hidden] { display: none; }
body.showcase-lightbox-open { overflow: hidden; }

@keyframes showcaseLightboxIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.showcase-lightbox-figure {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
}
.showcase-lightbox-figure img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.5);
}
.showcase-lightbox-figure img.is-fresh {
  animation: showcaseLightboxImg 0.25s var(--ease-out);
}
@keyframes showcaseLightboxImg {
  from { opacity: 0; transform: scale(0.975); }
  to { opacity: 1; transform: scale(1); }
}

.showcase-lightbox-status {
  margin-top: 12px;
  text-align: center;
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim-dark);
  min-height: 1.2em;
}

.showcase-lightbox-close,
.showcase-lightbox-nav {
  position: absolute;
  z-index: 2;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 999px;
  padding: 0;
  cursor: pointer;
  font-family: var(--font-body);
  line-height: 1;
  color: var(--text-on-dark);
  background: rgba(255, 255, 255, 0.12);
  transition: background 0.2s, transform 0.2s var(--ease-out), opacity 0.2s;
}
.showcase-lightbox-close:hover,
.showcase-lightbox-nav:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.24);
}
.showcase-lightbox-close:focus-visible,
.showcase-lightbox-nav:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}
.showcase-lightbox-close {
  top: calc(env(safe-area-inset-top, 0px) + 10px);
  right: 10px;
  font-size: 30px;
}
.showcase-lightbox-nav {
  top: 50%;
  transform: translateY(-50%);
  font-size: 28px;
}
.showcase-lightbox-nav:hover:not(:disabled) { transform: translateY(-50%) scale(1.05); }
.showcase-lightbox-prev { left: 8px; }
.showcase-lightbox-next { right: 8px; }
.showcase-lightbox-nav:disabled {
  opacity: 0.3;
  cursor: default;
}

@media (min-width: 561px) {
  .showcase-lightbox { padding-left: 64px; padding-right: 64px; }
  .showcase-lightbox-close { top: 16px; right: 16px; }
  .showcase-lightbox-prev { left: 14px; }
  .showcase-lightbox-next { right: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  .showcase-lightbox,
  .showcase-lightbox-figure img.is-fresh {
    animation: none;
  }
  .showcase-thumb img {
    transition: none;
  }
}