/* ═══════════════════════════════════════════════════════════
   TGOS Gallery — Public Frontend Styles
   Zero external dependencies. Fully responsive.
═══════════════════════════════════════════════════════════ */
.tgos-gallery-root {
  --tg-saffron:    #E8731A;
  --tg-saffron-lt: #F5A24A;
  --tg-red:        #C0272D;
  --tg-green:      #1C5C2E;
  --tg-green-lt:   #2E7D45;
  --tg-green-dk:   #0F3A1C;
  --tg-white:      #FFFFFF;
  --tg-bg:         #F9F6F0;
  --tg-border:     rgba(232,115,26,0.2);
  --tg-shadow:     rgba(15,58,28,0.10);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  width: 100%;
}

/* ── TOOLBAR ─────────────────────────────────────────────── */
.tgos-pub-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
  padding: 14px 20px;
  background: var(--tg-white);
  border-radius: 14px;
  border: 1px solid var(--tg-border);
  box-shadow: 0 2px 12px var(--tg-shadow);
}

.tgos-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tgos-f {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 20px;
  border: 1.5px solid var(--tg-border);
  background: transparent;
  color: var(--tg-green);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}
.tgos-f:hover  { border-color: var(--tg-saffron); color: var(--tg-saffron); }
.tgos-f.active { background: var(--tg-green); color: #fff; border-color: var(--tg-green); }
.tgos-f-cnt    { background: rgba(255,255,255,0.25); padding: 1px 6px; border-radius: 8px; font-size: 0.7rem; }
.tgos-f.active .tgos-f-cnt { background: rgba(255,255,255,0.28); }

.tgos-search-wrap {
  position: relative;
  flex-shrink: 0;
}
.tgos-search-wrap svg {
  position: absolute; left: 11px; top: 50%;
  transform: translateY(-50%); pointer-events: none;
  color: #888;
}
.tgos-search-inp {
  padding: 8px 14px 8px 34px;
  font-family: inherit;
  font-size: 0.82rem;
  border: 1.5px solid var(--tg-border);
  border-radius: 20px;
  outline: none;
  width: 200px;
  transition: border-color 0.2s, width 0.3s, box-shadow 0.2s;
  background: var(--tg-bg);
}
.tgos-search-inp:focus {
  border-color: var(--tg-saffron);
  box-shadow: 0 0 0 3px rgba(232,115,26,0.12);
  width: 240px;
}

/* ── COUNT + NO RESULTS ──────────────────────────────────── */
.tgos-pub-meta { margin-bottom: 16px; }
.tgos-pub-count { font-size: 0.78rem; color: #888; }
.tgos-pub-count b { color: var(--tg-green); font-weight: 600; }

.tgos-no-res {
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
  color: #aaa;
  text-align: center;
  gap: 12px;
}
.tgos-no-res p { font-size: 0.9rem; }

/* ── MASONRY GRID ────────────────────────────────────────── */
.tgos-grid {
  column-gap: 16px;
}

/* auto responsive */
.tgos-cols-auto { columns: 4 220px; }
.tgos-cols-2    { columns: 2; }
.tgos-cols-3    { columns: 3; }
.tgos-cols-4    { columns: 4; }

@media (max-width: 900px) {
  .tgos-cols-auto { columns: 2 200px; }
  .tgos-cols-3    { columns: 2; }
  .tgos-cols-4    { columns: 2; }
}
@media (max-width: 520px) {
  .tgos-cols-auto,
  .tgos-cols-2,
  .tgos-cols-3,
  .tgos-cols-4 { columns: 1; }
  .tgos-search-inp { width: 140px; }
  .tgos-search-inp:focus { width: 160px; }
}

/* ── GALLERY ITEM ────────────────────────────────────────── */
.tgos-item {
  break-inside: avoid;
  margin-bottom: 16px;
  border-radius: 14px;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  box-shadow: 0 4px 20px var(--tg-shadow);
  transition: transform 0.28s cubic-bezier(0.25,0.46,0.45,0.94),
              box-shadow 0.28s;
  background: #e8e4db;
  animation: tgosIn 0.45s ease both;
}

@keyframes tgosIn {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

.tgos-item:hover {
  transform: translateY(-6px) scale(1.012);
  box-shadow: 0 16px 48px rgba(15,58,28,0.18);
}

/* Top accent bar on hover */
.tgos-item::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--tg-saffron), var(--tg-red));
  transform: scaleX(0);
  transition: transform 0.3s;
  transform-origin: left;
  z-index: 3;
}
.tgos-item:hover::before { transform: scaleX(1); }

/* Image */
.tgos-item-img-wrap {
  overflow: hidden;
  width: 100%;
}
.tgos-item-img-wrap img {
  width: 100%;
  display: block;
  transition: transform 0.5s cubic-bezier(0.25,0.46,0.45,0.94);
}
.tgos-item:hover .tgos-item-img-wrap img { transform: scale(1.07); }

/* Category badge */
.tgos-item-cat {
  position: absolute; top: 10px; left: 10px;
  background: var(--tg-green-dk);
  color: var(--tg-saffron-lt);
  font-size: 0.58rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  padding: 3px 10px; border-radius: 10px;
  opacity: 0; transform: translateY(-6px);
  transition: opacity 0.22s, transform 0.22s;
  z-index: 2;
}
.tgos-item:hover .tgos-item-cat { opacity: 1; transform: translateY(0); }

/* Hover overlay */
.tgos-item-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg,
    rgba(15,58,28,0) 35%,
    rgba(15,58,28,0.93) 100%);
  opacity: 0; transition: opacity 0.3s;
  display: flex; flex-direction: column;
  justify-content: flex-end;
  padding: 20px 16px 16px;
  z-index: 1;
}
.tgos-item:hover .tgos-item-overlay { opacity: 1; }

.tgos-item-title {
  font-size: 0.95rem; font-weight: 600;
  color: #fff; line-height: 1.3;
  margin: 0 0 4px;
}
.tgos-item-desc {
  font-size: 0.7rem; color: rgba(255,255,255,0.78);
  line-height: 1.5; margin: 0;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}
.tgos-item-hint {
  display: inline-flex; align-items: center; gap: 5px;
  margin-top: 10px; font-size: 0.68rem; font-weight: 600;
  color: var(--tg-saffron-lt); letter-spacing: 0.06em;
}

/* ═══════════════════════════════════════════════════════════
   LIGHTBOX
═══════════════════════════════════════════════════════════ */
.tgos-lb {
  display: none;
  position: fixed; inset: 0; z-index: 99999;
  background: rgba(6, 18, 10, 0.94);
  align-items: center; justify-content: center;
  padding: 20px;
}
.tgos-lb.open { display: flex; }

.tgos-lb-box {
  display: flex;
  max-width: 1080px; width: 100%;
  max-height: 90vh;
  border-radius: 20px; overflow: hidden;
  background: #fff;
  box-shadow: 0 32px 100px rgba(0,0,0,0.55);
  animation: lbIn 0.32s cubic-bezier(0.34,1.3,0.64,1) both;
}
@keyframes lbIn {
  from { opacity:0; transform: scale(0.87) translateY(20px); }
  to   { opacity:1; transform: scale(1) translateY(0); }
}

/* ── Image pane ── */
.tgos-lb-img-pane {
  flex: 1.5; min-width: 0;
  background: var(--tg-green-dk);
  position: relative; overflow: hidden;
}
.tgos-lb-img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: opacity 0.18s;
}

.tgos-lb-cat {
  position: absolute; top: 16px; left: 16px;
  background: var(--tg-saffron);
  color: #fff; font-size: 0.62rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  padding: 4px 13px; border-radius: 12px; z-index: 2;
}

.tgos-lb-close {
  position: absolute; top: 14px; right: 14px;
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff; font-size: 1rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s; z-index: 3;
}
.tgos-lb-close:hover { background: var(--tg-red); border-color: var(--tg-red); }

.tgos-lb-arrows {
  position: absolute; bottom: 16px; right: 16px;
  display: flex; gap: 8px; z-index: 3;
}
.tgos-lb-prev,
.tgos-lb-next {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff; font-size: 1.1rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
}
.tgos-lb-prev:hover,
.tgos-lb-next:hover { background: var(--tg-saffron); border-color: var(--tg-saffron); transform: scale(1.08); }

/* Progress bar */
.tgos-lb-progress {
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px; background: rgba(255,255,255,0.15); z-index: 3;
}
.tgos-lb-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--tg-saffron), var(--tg-red));
  transition: width 0.3s ease;
}

/* ── Info pane ── */
.tgos-lb-info {
  width: 310px; flex-shrink: 0;
  padding: 32px 28px;
  display: flex; flex-direction: column; gap: 14px;
  overflow-y: auto;
}

.tgos-lb-eye {
  font-size: 0.62rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--tg-saffron);
}
.tgos-lb-title {
  font-size: 1.35rem; font-weight: 700; line-height: 1.3;
  color: var(--tg-green-dk); margin: 0;
}
.tgos-lb-sep {
  width: 40px; height: 3px;
  background: linear-gradient(90deg, var(--tg-saffron), var(--tg-red));
  border-radius: 2px; flex-shrink: 0;
}
.tgos-lb-desc {
  font-size: 0.86rem; line-height: 1.8;
  color: #444; flex: 1; margin: 0;
}
.tgos-lb-footer {
  display: flex; align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid rgba(232,115,26,0.18);
  margin-top: auto;
}
.tgos-lb-counter {
  font-size: 0.72rem; color: #999;
  display: flex; align-items: baseline; gap: 4px;
}
.tgos-lb-cur { font-size: 1.1rem; font-weight: 700; color: var(--tg-green-dk); }
.tgos-lb-orig {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 0.74rem; font-weight: 600;
  color: var(--tg-saffron); text-decoration: none;
  transition: color 0.2s;
}
.tgos-lb-orig:hover { color: var(--tg-red); }

/* ── Responsive lightbox ── */
@media (max-width: 860px) {
  .tgos-lb-box { flex-direction: column; max-height: 94vh; border-radius: 16px; }
  .tgos-lb-img-pane { flex: none; height: 56vw; max-height: 280px; }
  .tgos-lb-info { width: 100%; padding: 20px 18px; gap: 10px; }
  .tgos-lb-title { font-size: 1.1rem; }
}
@media (max-width: 480px) {
  .tgos-lb { padding: 12px; }
  .tgos-lb-img-pane { height: 52vw; }
  .tgos-pub-toolbar { padding: 10px 14px; }
}