.galeri-tools {
  position: sticky;
  top: 68px;
  z-index: 12;
  margin: 22px 0 30px;
  padding: 16px;
  background: color-mix(in srgb, var(--bg-card) 94%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.galeri-tools label {
  display: block;
  margin-bottom: 7px;
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 700;
}

.galeri-search-wrap {
  position: relative;
}

.galeri-search-wrap svg {
  position: absolute;
  top: 50%;
  left: 14px;
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  transform: translateY(-50%);
  pointer-events: none;
}

#galeri-search {
  width: 100%;
  min-height: 46px;
  padding: 10px 14px 10px 44px;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  font: 500 0.95rem/1.4 var(--font);
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s, background 0.18s;
}

#galeri-search::placeholder {
  color: var(--text-muted);
  opacity: 0.8;
}

#galeri-search:focus {
  background: var(--bg-card);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.galeri-result-count {
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.museum-activity {
  margin: 0 0 56px;
  scroll-margin-top: 160px;
}

.museum-activity-hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  min-height: 190px;
  margin-bottom: 24px;
  padding: 34px;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 82% 20%, rgba(255, 255, 255, 0.22), transparent 30%),
    linear-gradient(135deg, #006b9b, var(--accent) 58%, #4cc6ed);
  border-radius: 18px;
  box-shadow: 0 14px 34px rgba(0, 115, 163, 0.18);
}

.museum-activity-hero::after {
  content: "";
  position: absolute;
  right: -54px;
  bottom: -90px;
  width: 260px;
  height: 260px;
  border: 34px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
}

.museum-activity-title,
.museum-activity-summary {
  position: relative;
  z-index: 1;
}

.museum-activity-title {
  max-width: 720px;
  font-size: clamp(1.75rem, 4vw, 2.65rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
}

.museum-activity-summary {
  flex: 0 0 auto;
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.88rem;
  font-weight: 700;
  white-space: nowrap;
}

.museum-chapter {
  margin: 0 0 38px;
  scroll-margin-top: 170px;
}

.museum-chapter-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 5px;
}

.museum-chapter-title {
  color: var(--text);
  font-size: clamp(1.25rem, 3vw, 1.6rem);
  line-height: 1.25;
}

.museum-chapter-count {
  flex: 0 0 auto;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 700;
}

.museum-chapter-caption {
  max-width: 820px;
  margin-bottom: 18px;
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.65;
}

.museum-grid {
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
}

.gallery .museum-photo {
  min-width: 0;
  padding: 7px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.gallery .museum-photo:hover {
  border-color: var(--accent);
  box-shadow: 0 10px 24px rgba(18, 48, 63, 0.13);
  transform: translateY(-3px);
}

.gallery .museum-photo:focus-within {
  outline: 3px solid var(--accent-soft);
  outline-offset: 2px;
}

.gallery .museum-photo-image {
  display: block;
  height: 170px;
  border: 0;
  border-radius: 8px;
}

.gallery .museum-photo-caption {
  margin: 8px 3px 2px;
  color: var(--text-muted);
  font-size: 0.75rem;
  line-height: 1.4;
}

.museum-photo[hidden],
.museum-chapter[hidden],
.museum-activity[hidden] {
  display: none !important;
}

.galeri-empty,
.galeri-load-error {
  display: grid;
  justify-items: center;
  gap: 6px;
  margin: 30px 0 60px;
  padding: 38px 20px;
  color: var(--text-muted);
  text-align: center;
  background: var(--bg-card);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.galeri-empty[hidden] {
  display: none;
}

.galeri-empty strong,
.galeri-load-error strong {
  color: var(--text);
  font-size: 1rem;
}

.galeri-load-error .icon-btn {
  margin-top: 12px;
}

@media (max-width: 700px) {
  .galeri-tools {
    top: 62px;
    margin: 16px 0 24px;
    padding: 12px;
  }

  .museum-activity {
    margin-bottom: 42px;
  }

  .museum-activity-hero {
    align-items: flex-start;
    flex-direction: column;
    justify-content: flex-end;
    min-height: 164px;
    padding: 24px 20px;
  }

  .museum-activity-summary {
    white-space: normal;
  }

  .museum-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .gallery .museum-photo {
    padding: 5px;
  }

  .gallery .museum-photo-image {
    height: 132px;
  }

  .gallery .museum-photo-caption {
    margin: 6px 2px 1px;
  }
}

@media (max-width: 390px) {
  .gallery .museum-photo-image {
    height: 112px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .gallery .museum-photo,
  #galeri-search {
    transition: none;
  }
}