/* Фотогалерея — список альбомів, сітка фото, lightbox. */

/* ── Wrap ────────────────────────────────────────────────────────────────── */
.gallery-wrap {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--sp-40) var(--sp-24) var(--sp-64);
}

.gallery-desc {
  font-size: var(--fs-18);
  color: var(--c-text-muted);
  margin: 0 0 var(--sp-32);
  max-width: 72ch;
}

.gallery-meta {
  margin: var(--sp-24) 0 0;
  font-size: var(--fs-14);
  color: var(--c-text-muted);
  text-align: right;
}

/* ── Сітка альбомів ──────────────────────────────────────────────────────── */
.album-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--sp-24);
}

/* ── Картка альбому ──────────────────────────────────────────────────────── */
.album-card__link {
  display: flex;
  flex-direction: column;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--c-border);
  text-decoration: none;
  color: var(--c-text);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.album-card__link:hover {
  transform: translateY(-4px);
  box-shadow: var(--c-shadow);
}

.album-card__cover {
  position: relative;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-700) 100%);
  overflow: hidden;
}

.album-card__cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-med);
}

.album-card__link:hover .album-card__cover img {
  transform: scale(1.05);
}

.album-card__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  opacity: 0.5;
}

.album-card__count {
  position: absolute;
  bottom: var(--sp-8);
  right: var(--sp-8);
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-size: var(--fs-12);
  font-weight: 600;
  padding: var(--sp-4) var(--sp-8);
  border-radius: var(--r-pill);
  backdrop-filter: blur(4px);
}

.album-card__body {
  padding: var(--sp-16) var(--sp-20);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  flex: 1;
}

.album-card__title {
  font-size: var(--fs-16);
  font-weight: 700;
  line-height: 1.3;
  color: var(--c-primary-700);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.album-card__date {
  font-size: var(--fs-12);
  color: var(--c-text-muted);
}

/* ── Сітка фото (всередині альбому) ─────────────────────────────────────── */
.photo-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--sp-8);
}

.photo-grid__item {
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: var(--r-sm);
  background: var(--c-bg-soft);
}

.photo-grid__link {
  display: block;
  width: 100%;
  height: 100%;
  cursor: zoom-in;
}

.photo-grid__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-med), opacity var(--transition-fast);
}

.photo-grid__link:hover .photo-grid__img {
  transform: scale(1.06);
  opacity: 0.9;
}

.photo-grid__item--no-image {
  cursor: default;
}

.photo-grid__link--placeholder {
  cursor: zoom-in;
}

.photo-grid__link--placeholder:hover .photo-grid__no-image {
  opacity: 0.75;
}

.photo-grid__no-image {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--c-bg-soft) 0%, var(--c-border) 100%);
  color: var(--c-text-muted);
  transition: opacity var(--transition-fast);
}

.photo-grid__no-image svg {
  width: 32px;
  height: 32px;
  opacity: 0.5;
}

/* ── Lightbox ─────────────────────────────────────────────────────────────── */
.lightbox[hidden],
.lightbox__overlay[hidden] {
  display: none;
}

.lightbox__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: calc(var(--z-modal) - 1);
  backdrop-filter: blur(4px);
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--sp-16);
  /* iOS: safe areas */
  padding-top: calc(var(--sp-16) + var(--safe-top));
  padding-bottom: calc(var(--sp-16) + var(--safe-bottom));
  padding-left: calc(var(--sp-16) + var(--safe-left));
  padding-right: calc(var(--sp-16) + var(--safe-right));
}

.lightbox__stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
  max-height: 100%;
  overflow: hidden;
}

.lightbox__img {
  max-width: 100%;
  max-height: 80dvh;
  object-fit: contain;
  border-radius: var(--r-sm);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.6);
  transition: opacity 200ms ease, transform 200ms ease;
  user-select: none;
}

.lightbox__img.is-loading {
  opacity: 0;
  transform: scale(0.97);
}

/* Кнопки навігації */
.lightbox__nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(4px);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
  z-index: 1;
}

.lightbox__nav:hover {
  background: rgba(255, 255, 255, 0.3);
}

.lightbox__nav--prev { left: var(--sp-16); }
.lightbox__nav--next { right: var(--sp-16); }

/* Кнопка закриття */
.lightbox__close {
  position: fixed;
  top: calc(var(--sp-16) + var(--safe-top));
  right: calc(var(--sp-16) + var(--safe-right));
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--tap-min);
  height: var(--tap-min);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(4px);
  cursor: pointer;
  transition: background var(--transition-fast);
  z-index: 2;
}

.lightbox__close:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* Footer lightbox */
.lightbox__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-16);
  width: 100%;
  max-width: 860px;
  padding-top: var(--sp-12);
}

.lightbox__caption {
  font-size: var(--fs-14);
  color: rgba(255, 255, 255, 0.75);
  margin: 0;
  flex: 1;
}

.lightbox__counter {
  font-size: var(--fs-12);
  color: rgba(255, 255, 255, 0.5);
  flex-shrink: 0;
}

/* ── Адаптив ─────────────────────────────────────────────────────────────── */
@media (max-width: 1180px) {
  .album-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .photo-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
  .gallery-wrap { padding: var(--sp-24) var(--sp-16) var(--sp-48); }
  .album-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-16); }
  .photo-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--sp-6); }

  .lightbox__nav--prev { left: var(--sp-8); }
  .lightbox__nav--next { right: var(--sp-8); }
}

@media (max-width: 480px) {
  .album-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-12); }
  .photo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-4); }
  .album-card__title { font-size: var(--fs-14); }
  .album-card__body { padding: var(--sp-12); }

  /* На маленьких екранах — кнопки навігації знизу */
  .lightbox__nav {
    top: auto;
    bottom: calc(var(--sp-80) + var(--safe-bottom));
    transform: none;
    width: var(--tap-min);
    height: var(--tap-min);
  }

  .lightbox__img { max-height: 70dvh; }
}