/* ============================================================
 * LESKOV — Gallery UI
 *
 * Components:
 *   .leskov-gallery          root
 *   .leskov-gallery__head    section head (title + uploader button)
 *   .leskov-gallery__grid    CSS Grid (auto-fit, masonry-style)
 *   .leskov-gallery__tile    single tile (image or video)
 *   .leskov-gallery__uploader  multi-file drop zone
 *   .leskov-gallery__lightbox  full-screen lightbox modal
 * ============================================================ */

.leskov-gallery { display: grid; gap: 16px; }

.leskov-gallery__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.leskov-gallery__head h2 { margin: 0; font-size: 18px; font-weight: 800; }
.leskov-gallery__head-meta { font-size: 13px; color: var(--muted); }

/* ---------- Grid (auto-fit, varied heights) ----------------------- */
.leskov-gallery__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  grid-auto-rows: 180px;
  grid-auto-flow: dense;
  gap: 8px;
}
@media (min-width: 720px) {
  .leskov-gallery__grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); grid-auto-rows: 220px; }
}
@media (min-width: 1100px) {
  .leskov-gallery__grid { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); grid-auto-rows: 260px; }
}
.leskov-gallery__tile {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  transition: transform .25s ease, border-color .2s ease, box-shadow .2s ease;
  display: block;
}
.leskov-gallery__tile:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}
.leskov-gallery__tile.is-portrait { grid-row: span 2; }
.leskov-gallery__tile.is-wide { grid-column: span 2; }
.leskov-gallery__tile.is-tall { grid-row: span 2; grid-column: span 1; }
.leskov-gallery__tile.is-square { aspect-ratio: 1 / 1; }

.leskov-gallery__media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  background: rgba(0, 0, 0, 0.18);
  transition: transform .4s ease, filter .3s ease;
}
.leskov-gallery__tile:hover .leskov-gallery__media { transform: scale(1.05); filter: brightness(0.95); }

/* Video play badge */
.leskov-gallery__play {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}
.leskov-gallery__play-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(8px);
  display: grid;
  place-items: center;
  color: #fff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  transition: transform .2s ease;
}
.leskov-gallery__tile:hover .leskov-gallery__play-icon { transform: scale(1.08); }
.leskov-gallery__play-icon svg { width: 22px; height: 22px; fill: currentColor; margin-left: 4px; }
.leskov-gallery__tile.is-video .leskov-gallery__play { display: grid; }
.leskov-gallery__tile.is-image .leskov-gallery__play { display: none; }

/* Video duration badge (bottom-right) */
.leskov-gallery__duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.65);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  pointer-events: none;
}

/* Caption (hover overlay) */
.leskov-gallery__caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 12px 10px;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.78), transparent);
  color: #fff;
  font-size: 13px;
  line-height: 1.4;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease;
  pointer-events: none;
}
.leskov-gallery__tile:hover .leskov-gallery__caption { opacity: 1; transform: translateY(0); }

/* Top-right action menu (own tiles) */
.leskov-gallery__menu {
  position: absolute;
  top: 6px;
  right: 6px;
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity .2s ease;
  z-index: 2;
}
.leskov-gallery__tile:hover .leskov-gallery__menu { opacity: 1; }
.leskov-gallery__menu-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 0;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: background .2s ease;
  padding: 0;
}
.leskov-gallery__menu-btn:hover { background: rgba(0, 0, 0, 0.75); }
.leskov-gallery__menu-btn.is-danger:hover { background: var(--danger); }
.leskov-gallery__menu-btn svg { width: 14px; height: 14px; fill: currentColor; }

/* Like badge (top-left) */
.leskov-gallery__like-badge {
  position: absolute;
  top: 6px;
  left: 6px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  pointer-events: none;
  z-index: 1;
}
.leskov-gallery__like-badge svg { width: 12px; height: 12px; fill: currentColor; }

/* Empty state */
.leskov-gallery__empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 48px 20px;
  color: var(--muted);
  font-size: 14px;
  border: 1px dashed var(--line);
  border-radius: var(--radius-md);
}
.leskov-gallery__empty svg { width: 36px; height: 36px; fill: var(--accent); margin-bottom: 12px; opacity: 0.5; }

/* ---------- Uploader (multi-file drop zone) ------------------------ */
.leskov-gallery__uploader {
  position: relative;
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px dashed var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  transition: border-color .2s ease, background .2s ease;
}
.leskov-gallery__uploader.is-dragover {
  border-color: var(--accent);
  background: rgba(122, 165, 255, 0.06);
}
.leskov-gallery__uploader-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
}
.leskov-gallery__uploader input[type="file"] {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font: inherit;
  width: 100%;
}
.leskov-gallery__uploader textarea {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font: inherit;
  resize: vertical;
  min-height: 56px;
  width: 100%;
}
.leskov-gallery__uploader-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}
.leskov-gallery__uploader-meta svg { width: 14px; height: 14px; fill: currentColor; }

/* Queue (preview tiles after files selected) */
.leskov-gallery__queue {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 8px;
}
.leskov-gallery__queue-item {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.3);
  display: block;
}
.leskov-gallery__queue-item img,
.leskov-gallery__queue-item video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.leskov-gallery__queue-progress {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.45);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
}
.leskov-gallery__queue-remove {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 0;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
  font: inherit;
}
.leskov-gallery__queue-remove svg { width: 12px; height: 12px; fill: currentColor; }

/* Per-file progress bar in the uploader */
.leskov-gallery__uploader-progress {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 12px;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.18);
}
.leskov-gallery__uploader-progress.is-active { display: flex; }
.leskov-gallery__uploader-progress-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  font-size: 12px;
}
.leskov-gallery__uploader-progress-bar {
  position: relative;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  overflow: hidden;
  grid-column: 1 / -1;
}
.leskov-gallery__uploader-progress-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width .15s ease;
}

/* ---------- Lightbox ---------------------------------------------- */
.leskov-gallery__lightbox {
  position: fixed;
  inset: 0;
  z-index: 85;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: none;
  flex-direction: column;
  align-items: stretch;
  justify-content: stretch;
  padding: 0;
  overflow: hidden;
}
.leskov-gallery__lightbox.is-open {
  display: flex;
  animation: leskov-lightbox-in .25s ease;
}
@keyframes leskov-lightbox-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.leskov-gallery__lightbox-stage {
  position: relative;
  flex: 1;
  min-height: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.leskov-gallery__lightbox-stage img,
.leskov-gallery__lightbox-stage video {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}

/* Nav arrows */
.leskov-gallery__lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 0;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
  z-index: 2;
  transition: background .2s ease, transform .2s ease;
}
.leskov-gallery__lightbox-nav:hover { background: rgba(255, 255, 255, 0.18); }
.leskov-gallery__lightbox-nav:disabled { opacity: 0.3; cursor: not-allowed; }
.leskov-gallery__lightbox-nav--prev { left: 16px; }
.leskov-gallery__lightbox-nav--next { right: 16px; }
.leskov-gallery__lightbox-nav svg { width: 22px; height: 22px; fill: currentColor; }

/* Top bar: close + counter */
.leskov-gallery__lightbox-top {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: linear-gradient(0deg, transparent, rgba(0, 0, 0, 0.6));
  z-index: 3;
  color: #fff;
}
.leskov-gallery__lightbox-counter {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
  font-variant-numeric: tabular-nums;
}
.leskov-gallery__lightbox-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 0;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: background .2s ease;
}
.leskov-gallery__lightbox-close:hover { background: rgba(255, 255, 255, 0.18); }
.leskov-gallery__lightbox-close svg { width: 16px; height: 16px; fill: currentColor; }

/* Bottom: caption + actions + like */
.leskov-gallery__lightbox-foot {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 12px 20px 16px;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.85), transparent);
  color: #fff;
  z-index: 3;
}
.leskov-gallery__lightbox-user {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
}
.leskov-gallery__lightbox-user img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--accent);
}
.leskov-gallery__lightbox-caption {
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.92);
  white-space: pre-wrap;
  max-height: 80px;
  overflow: auto;
}
.leskov-gallery__lightbox-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 4px;
}
.leskov-gallery__lightbox-actions button {
  background: rgba(255, 255, 255, 0.08);
  border: 0;
  color: #fff;
  padding: 6px 12px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  transition: background .2s ease, color .2s ease;
}
.leskov-gallery__lightbox-actions button:hover { background: rgba(255, 255, 255, 0.16); }
.leskov-gallery__lightbox-actions button.is-active { background: linear-gradient(135deg, var(--danger), #ff8855); }
.leskov-gallery__lightbox-actions button svg { width: 14px; height: 14px; fill: currentColor; }
.leskov-gallery__lightbox-actions .leskov-lightbox-reply {
  flex: 1;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  padding: 6px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}
.leskov-gallery__lightbox-actions .leskov-lightbox-reply input {
  flex: 1;
  background: transparent;
  border: 0;
  outline: none;
  color: #fff;
  font: inherit;
}

/* Comments inside lightbox */
.leskov-gallery__lightbox-comments {
  max-height: 160px;
  overflow-y: auto;
  padding-right: 4px;
  margin-top: 4px;
  font-size: 12px;
}
.leskov-gallery__lightbox-comments > div {
  padding: 4px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.leskov-gallery__lightbox-comments strong { color: var(--accent-2); margin-right: 6px; }

/* Thumbnails strip at the bottom */
.leskov-gallery__lightbox-thumbs {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  gap: 4px;
  padding: 8px 12px;
  overflow-x: auto;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.6), transparent);
  pointer-events: none;
  opacity: 0;
  transition: opacity .2s ease;
}
.leskov-gallery__lightbox:hover .leskov-gallery__lightbox-thumbs { opacity: 1; pointer-events: auto; }
.leskov-gallery__lightbox-thumbs button {
  flex: 0 0 60px;
  height: 60px;
  border: 2px solid transparent;
  background: transparent;
  border-radius: 6px;
  overflow: hidden;
  cursor: pointer;
  padding: 0;
  opacity: 0.6;
  transition: opacity .15s ease, border-color .15s ease;
}
.leskov-gallery__lightbox-thumbs button:hover { opacity: 1; }
.leskov-gallery__lightbox-thumbs button.is-current { border-color: var(--accent); opacity: 1; }
.leskov-gallery__lightbox-thumbs img { width: 100%; height: 100%; object-fit: cover; }

/* Tap zones (left/right halves) for prev/next on touch */
.leskov-gallery__lightbox-tapzones {
  position: absolute;
  inset: 0;
  display: flex;
  z-index: 1;
}
.leskov-gallery__lightbox-tapzones > div { flex: 1; }

@media (max-width: 640px) {
  .leskov-gallery__lightbox-nav { width: 40px; height: 40px; }
  .leskov-gallery__lightbox-nav--prev { left: 8px; }
  .leskov-gallery__lightbox-nav--next { right: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  .leskov-gallery__lightbox.is-open { animation: none; }
  .leskov-gallery__tile { transition: none; }
  .leskov-gallery__media { transition: none; }
}