/* Photo gallery + video gallery. */

/* ---------- Media tab bar (shared by photos + videos) ---------- */

.media-header { padding-block-start: clamp(var(--space-10), 6vw, var(--space-16)); }

.media-header__title {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  letter-spacing: -0.025em;
  margin-block: var(--space-4) var(--space-5);
}

.media-tabs {
  display: inline-flex;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: var(--space-1);
  margin-block-start: var(--space-6);
  gap: var(--space-1);
}

.media-tab {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--ink-soft);
  text-decoration: none;
  border-radius: var(--radius-full);
  transition: background-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}

.media-tab:hover { color: var(--ink); background: var(--bg-muted); }

.media-tab--active {
  background: var(--brand);
  color: var(--brand-on);
}

.media-tab--active:hover { color: var(--brand-on); background: var(--brand-hover); }

/* ---------- Album nav ---------- */

.album-jump-wrap { padding-block: var(--space-4); }


.album-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding-block: var(--space-2);
}

.album-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3) var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--ink-soft);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background-color var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}

.album-chip:hover { background: var(--bg-muted); border-color: var(--ink-faint); color: var(--ink); }

.album-chip__count {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  background: var(--bg-muted);
  color: var(--ink-muted);
  padding: 0.15rem var(--space-2);
  border-radius: var(--radius-full);
}

/* ---------- Album section ---------- */

.album {
  margin-block-end: var(--space-16);
  scroll-margin-top: calc(4rem + var(--space-6));
}

.album__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  margin-block-end: var(--space-6);
  padding-block-end: var(--space-4);
  border-bottom: 1px solid var(--border);
}

.album__title {
  font-size: clamp(var(--text-xl), 2.5vw, var(--text-2xl));
  letter-spacing: -0.02em;
  font-weight: var(--weight-semibold);
  margin: 0;
}

.album__count {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--ink-muted);
  flex-shrink: 0;
}

.album__empty {
  font-size: var(--text-sm);
  color: var(--ink-muted);
  padding-block: var(--space-6);
}

/* ---------- Masonry grid ---------- */

.masonry {
  columns: 1;
  column-gap: var(--space-4);
}

@media (min-width: 36rem) { .masonry { columns: 2; } }
@media (min-width: 56rem) { .masonry { columns: 3; } }
@media (min-width: 80rem) { .masonry { columns: 4; } }

.masonry__item {
  break-inside: avoid;
  margin-block-end: var(--space-4);
}

.masonry__btn {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: var(--bg-muted);
  cursor: zoom-in;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
}

.masonry__btn:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.masonry__btn img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--duration-slow) var(--ease-out);
}

.masonry__btn:hover img { transform: scale(1.03); }

.masonry__caption {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  padding: var(--space-3);
  background: linear-gradient(180deg, transparent, rgb(0 0 0 / 0.55));
  color: white;
  font-size: var(--text-sm);
  text-align: left;
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
}

.masonry__btn:hover .masonry__caption,
.masonry__btn:focus-visible .masonry__caption { opacity: 1; }

/* ---------- Lightbox (native <dialog>) ---------- */

.lightbox {
  width: min(90vw, 1400px);
  max-height: 90vh;
  border: 0;
  background: transparent;
  padding: 0;
  margin: auto;
  color: white;
}

.lightbox::backdrop {
  background: rgb(0 0 0 / 0.85);
  backdrop-filter: blur(8px);
}

.lightbox__close {
  position: fixed;
  top: var(--space-4);
  right: var(--space-4);
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  background: rgb(255 255 255 / 0.1);
  color: white;
  border-radius: var(--radius-full);
  border: 0;
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-out);
  z-index: 1;
}

.lightbox__close:hover { background: rgb(255 255 255 / 0.2); }

.lightbox__figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

.lightbox__figure img {
  max-width: 100%;
  max-height: 80vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-md);
}

.lightbox__figure figcaption {
  font-size: var(--text-sm);
  color: rgb(255 255 255 / 0.85);
  text-align: center;
  max-width: 60ch;
}

/* ---------- Video grid + lite-youtube ---------- */

.video-grid {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1fr;
}

@media (min-width: 48rem) { .video-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 72rem) { .video-grid { grid-template-columns: repeat(3, 1fr); } }

.video-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
}

.video-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.video-card__media { aspect-ratio: 16 / 9; }

.video-card__title {
  font-size: var(--text-base);
  line-height: var(--leading-snug);
  font-weight: var(--weight-semibold);
  padding: 0 var(--space-5) var(--space-5);
  margin: 0;
}

/* lite-youtube custom element styles */
lite-youtube {
  background-color: #000;
  position: relative;
  display: block;
  contain: content;
  background-position: center center;
  background-size: cover;
  cursor: pointer;
  aspect-ratio: 16 / 9;
  width: 100%;
  height: 100%;
  border-radius: 0;
  overflow: hidden;
}

lite-youtube::before {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  background-image: linear-gradient(180deg, rgb(0 0 0 / 0.45), transparent);
  height: 50%;
  width: 100%;
  pointer-events: none;
}

lite-youtube > .lty-playbtn {
  width: 68px;
  height: 48px;
  background: red;
  z-index: 1;
  opacity: 0.9;
  border-radius: 14%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border: 0;
  cursor: pointer;
  transition: opacity var(--duration-fast) var(--ease-out);
}

lite-youtube:hover > .lty-playbtn { opacity: 1; }

lite-youtube > .lty-playbtn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-style: solid;
  border-width: 11px 0 11px 19px;
  border-color: transparent transparent transparent #fff;
}

lite-youtube.lyt-activated { cursor: unset; }
lite-youtube.lyt-activated::before, lite-youtube.lyt-activated > .lty-playbtn { display: none; }

lite-youtube > iframe {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  border: 0;
}

/* ---------- Empty state (mirror news.css) ---------- */

.empty-state {
  text-align: center;
  padding-block: var(--space-16);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  max-width: 38rem;
  margin-inline: auto;
  color: var(--ink-muted);
}

.empty-state svg { color: var(--ink-faint); }
.empty-state__title { font-size: var(--text-xl); color: var(--ink); margin: var(--space-2) 0 0; }
.empty-state__body { color: var(--ink-muted); }