/* ===== Gallery hover hint ===== */

.osmium-gallery__link {
  cursor: zoom-in;
  display: block;
  overflow: hidden;
  position: relative;
}

.osmium-gallery__link::after {
  background: rgba(13, 44, 29, 0);
  content: "";
  inset: 0;
  position: absolute;
  transition: background 0.2s ease;
}

.osmium-gallery__link:hover::after,
.osmium-gallery__link:focus-visible::after {
  background: rgba(13, 44, 29, 0.18);
}

.osmium-gallery__link:focus-visible {
  outline: 3px solid var(--osmium-messing);
  outline-offset: 2px;
}

/* ===== Masonry layout ===== */

.osmium-gallery {
  --osmium-gallery-cols: 3;
  --osmium-gallery-gap: 0.75rem;
}

.osmium-gallery--cols-2 { --osmium-gallery-cols: 2; }
.osmium-gallery--cols-3 { --osmium-gallery-cols: 3; }
.osmium-gallery--cols-4 { --osmium-gallery-cols: 4; }

.osmium-gallery__masonry {
  columns: var(--osmium-gallery-cols) auto;
  column-gap: var(--osmium-gallery-gap);
}

.osmium-gallery__item {
  break-inside: avoid;
  margin: 0 0 var(--osmium-gallery-gap);
}

.osmium-gallery__image {
  display: block;
  height: auto;
  width: 100%;
}

.osmium-gallery__caption {
  color: rgba(19, 32, 26, 0.55);
  font-family: var(--osmium-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  margin-top: 0.4rem;
  padding: 0 0.25rem;
  text-align: center;
  text-transform: uppercase;
}

/* ===== Folder index ===== */

.osmium-gallery__folder-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.osmium-gallery__folder-card {
  min-width: 0;
}

.osmium-gallery__folder-link {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(13, 44, 29, 0.12);
  color: inherit;
  display: block;
  height: 100%;
  overflow: hidden;
  text-decoration: none;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.osmium-gallery__folder-link:hover,
.osmium-gallery__folder-link:focus-visible {
  border-color: var(--osmium-messing);
  color: inherit;
  outline: none;
  transform: translateY(-2px);
}

.osmium-gallery__folder-media {
  aspect-ratio: 4 / 3;
  background: rgba(13, 44, 29, 0.08);
  display: block;
  overflow: hidden;
}

.osmium-gallery__folder-image {
  display: block;
  height: 100%;
  object-fit: cover;
  transition: transform 0.25s ease;
  width: 100%;
}

.osmium-gallery__folder-link:hover .osmium-gallery__folder-image,
.osmium-gallery__folder-link:focus-visible .osmium-gallery__folder-image {
  transform: scale(1.035);
}

.osmium-gallery__folder-placeholder {
  background:
    linear-gradient(135deg, rgba(13, 44, 29, 0.12), rgba(186, 143, 64, 0.18)),
    var(--osmium-sand-hell);
  display: block;
  height: 100%;
  width: 100%;
}

.osmium-gallery__folder-content {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.85rem 0.9rem 0.95rem;
}

.osmium-gallery__folder-name {
  color: var(--osmium-gruen);
  font-family: var(--osmium-font-display);
  font-size: 1.35rem;
  line-height: 1.05;
  overflow-wrap: anywhere;
  text-transform: uppercase;
}

.osmium-gallery__folder-count,
.osmium-gallery__folder-meta,
.osmium-gallery__back-link,
.osmium-gallery__empty {
  font-family: var(--osmium-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.osmium-gallery__folder-count,
.osmium-gallery__folder-meta,
.osmium-gallery__empty {
  color: rgba(19, 32, 26, 0.58);
}

.osmium-gallery__detail-head {
  align-items: baseline;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.osmium-gallery__folder-title {
  color: var(--osmium-gruen);
  flex: 1 1 100%;
  font-family: var(--osmium-font-display);
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 0.95;
  margin: 0;
  text-transform: uppercase;
}

.osmium-gallery__back-link {
  color: var(--osmium-gruen);
  text-decoration-color: rgba(13, 44, 29, 0.35);
  text-underline-offset: 0.2em;
}

.osmium-gallery__back-link:hover,
.osmium-gallery__back-link:focus-visible {
  color: var(--osmium-messing);
}

@media (max-width: 991.98px) {
  .osmium-gallery--cols-4 {
    --osmium-gallery-cols: 3;
  }

  .osmium-gallery__folder-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 767.98px) {
  .osmium-gallery--cols-3,
  .osmium-gallery--cols-4 {
    --osmium-gallery-cols: 2;
  }

  .osmium-gallery__folder-name {
    font-size: 1.15rem;
  }
}

@media (max-width: 575.98px) {
  .osmium-gallery--cols-2,
  .osmium-gallery--cols-3,
  .osmium-gallery--cols-4 {
    --osmium-gallery-cols: 1;
  }

  .osmium-gallery__folder-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== Lightbox ===== */

.osmium-lightbox {
  align-items: center;
  display: flex;
  inset: 0;
  justify-content: center;
  position: fixed;
  z-index: 9999;
}

.osmium-lightbox[hidden] {
  display: none;
}

.osmium-lightbox__backdrop {
  background: rgba(13, 44, 29, 0.92);
  inset: 0;
  position: absolute;
}

.osmium-lightbox__figure {
  align-items: center;
  display: flex;
  flex-direction: column;
  max-height: 90vh;
  max-width: min(90vw, 1200px);
  position: relative;
  z-index: 1;
}

.osmium-lightbox__image {
  display: block;
  max-height: 80vh;
  max-width: 100%;
  object-fit: contain;
}

.osmium-lightbox__caption {
  color: rgba(239, 230, 214, 0.7);
  font-family: var(--osmium-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  margin-top: 0.75rem;
  text-align: center;
  text-transform: uppercase;
}

.osmium-lightbox__close {
  background: transparent;
  border: 1px solid rgba(239, 230, 214, 0.35);
  border-radius: 0;
  color: var(--osmium-sand-hell);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  padding: 0.45rem 0.65rem;
  position: absolute;
  right: 1rem;
  top: 1rem;
  transition: border-color 0.15s, color 0.15s;
  z-index: 2;
}

.osmium-lightbox__prev,
.osmium-lightbox__next {
  background: transparent;
  border: 1px solid rgba(239, 230, 214, 0.35);
  border-radius: 0;
  color: var(--osmium-sand-hell);
  cursor: pointer;
  font-size: 2rem;
  line-height: 1;
  padding: 0.4rem 0.7rem 0.7rem;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  transition: border-color 0.15s, color 0.15s;
  z-index: 2;
}

.osmium-lightbox__prev { left: 1rem; }
.osmium-lightbox__next { right: 1rem; }

.osmium-lightbox__close:hover,
.osmium-lightbox__close:focus-visible,
.osmium-lightbox__prev:hover,
.osmium-lightbox__prev:focus-visible,
.osmium-lightbox__next:hover,
.osmium-lightbox__next:focus-visible {
  border-color: var(--osmium-messing);
  color: var(--osmium-messing-hell);
  outline: none;
}

.osmium-lightbox__prev:disabled,
.osmium-lightbox__next:disabled {
  cursor: not-allowed;
  opacity: 0.2;
}

@media (max-width: 767.98px) {
  .osmium-lightbox__prev { left: 0.5rem; }
  .osmium-lightbox__next { right: 0.5rem; }
  .osmium-lightbox__close { right: 0.5rem; top: 0.5rem; }
}

/* ===== PDF-Thumbnail ===== */

.osmium-gallery__pdf-thumb-link {
  cursor: pointer;
  display: block;
  overflow: hidden;
  position: relative;
}

.osmium-gallery__pdf-thumb-link::after {
  background: rgba(13, 44, 29, 0);
  content: "";
  inset: 0;
  position: absolute;
  transition: background 0.2s ease;
}

.osmium-gallery__pdf-thumb-link:hover::after,
.osmium-gallery__pdf-thumb-link:focus-visible::after {
  background: rgba(13, 44, 29, 0.18);
}

.osmium-gallery__pdf-thumb-link:focus-visible {
  outline: 3px solid var(--osmium-messing);
  outline-offset: 2px;
}

.osmium-gallery__pdf-badge {
  background: var(--osmium-gruen, #0d2c1d);
  bottom: 0.5rem;
  color: #fff;
  font-family: var(--osmium-font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  padding: 0.2rem 0.5rem;
  position: absolute;
  right: 0.5rem;
  text-transform: uppercase;
  z-index: 1;
}