/* ===========================
   GALLERY PAGE: 公演フィルター
   =========================== */
.gallery-filter {
  margin-bottom: 32px;
}

.gallery-filter__select-label {
  display: block;
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: 8px;
}

.gallery-filter__select {
  display: block;
  width: 100%;
  min-height: 44px;
  padding: 10px 14px;
  background: var(--color-bg-3);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 1rem;
}

.gallery-filter__tabs {
  display: none;
}

@media (min-width: 769px) {
  .gallery-filter__select-label,
  .gallery-filter__select {
    display: none;
  }

  .gallery-filter__tabs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 8px;
    scrollbar-width: thin;
  }

  .gallery-filter__tab {
    flex: 0 0 auto;
    min-height: 44px;
    padding: 8px 18px;
    background: var(--color-bg-3);
    color: var(--color-muted);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    cursor: pointer;
    white-space: nowrap;
  }

  .gallery-filter__tab[aria-selected="true"] {
    color: var(--color-text);
    border-color: var(--color-accent);
    background: var(--color-accent);
  }
}

/* ===========================
   GALLERY PAGE: 空状態・フェード
   =========================== */
.gallery__empty {
  color: var(--color-muted);
  padding: 40px 0;
  text-align: center;
}

.gallery__grid-fade {
  opacity: 1;
  transition: opacity 0.25s ease;
}

.gallery__grid-fade.gallery__grid--updating {
  opacity: 0;
}

/* ===========================
   GALLERY PAGE: ライトボックスの前後移動
   =========================== */
.lightbox__prev,
.lightbox__next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  min-width: 44px;
  min-height: 44px;
  background: rgba(0, 0, 0, 0.4);
  color: #fff;
  border: none;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
}

.lightbox__prev {
  left: 16px;
}

.lightbox__next {
  right: 16px;
}

.lightbox__prev:hover,
.lightbox__next:hover {
  color: var(--color-accent);
}

.lightbox__counter {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-muted);
  font-size: 0.85rem;
}