/* ═══════════════════════════════════════════════════════
   CLOUDINARY GALLERY — Styles
   Aesthetic: Refined editorial / dark luxury
   Font: DM Serif Display (display) + DM Sans (body)
   ═══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:wght@300;400;500&display=swap');

/* ── Root Variables ── */
:root {
  --cg-bg:         #0e0e0e;
  --cg-surface:    #161616;
  --cg-border:     rgba(255,255,255,0.08);
  --cg-text:       #f0ece4;
  --cg-muted:      rgba(240,236,228,0.45);
  --cg-accent:     #c9a96e;        /* warm gold */
  --cg-accent2:    #e8d5b0;
  --cg-radius:     4px;
  --cg-radius-lg:  10px;
  --cg-shadow:     0 8px 40px rgba(0,0,0,0.6);
  --cg-font-head:  'DM Serif Display', Georgia, serif;
  --cg-font-body:  'DM Sans', system-ui, sans-serif;
  --cg-transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Wrapper ── */
.cg-gallery {
  font-family:  var(--cg-font-body);
  color:        var(--cg-text);
  background:   var(--cg-bg);
  padding:      3rem 1.5rem;
  min-height:   60vh;
  border-radius: var(--cg-radius-lg);
}

/* ════════════════════════════════
   FOLDER GRID
   ════════════════════════════════ */

.cg-folders {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.cg-folder-card {
  position:        relative;
  aspect-ratio:    4 / 3;
  border-radius:   var(--cg-radius-lg);
  overflow:        hidden;
  cursor:          pointer;
  background:      var(--cover) center/cover no-repeat, var(--cg-surface);
  border:          1px solid var(--cg-border);
  box-shadow:      0 4px 20px rgba(0,0,0,0.4);
  transition:      transform var(--cg-transition), box-shadow var(--cg-transition);
  animation:       cg-fade-up 0.5s ease both;
}

.cg-folder-card:nth-child(1) { animation-delay: 0.05s }
.cg-folder-card:nth-child(2) { animation-delay: 0.1s  }
.cg-folder-card:nth-child(3) { animation-delay: 0.15s }
.cg-folder-card:nth-child(4) { animation-delay: 0.2s  }
.cg-folder-card:nth-child(5) { animation-delay: 0.25s }
.cg-folder-card:nth-child(6) { animation-delay: 0.3s  }

@keyframes cg-fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0);     }
}

.cg-folder-card:hover {
  transform:  translateY(-5px) scale(1.01);
  box-shadow: 0 16px 48px rgba(0,0,0,0.6);
}

.cg-folder-card:hover .cg-folder-overlay {
  opacity: 1;
}

.cg-folder-overlay {
  position:   absolute;
  inset:      0;
  background: linear-gradient(
    to bottom,
    transparent 30%,
    rgba(0,0,0,0.85) 100%
  );
  opacity:    0.7;
  transition: opacity var(--cg-transition);
}

.cg-folder-info {
  position:       absolute;
  bottom:         0;
  left:           0;
  right:          0;
  padding:        1.25rem 1.25rem 1.1rem;
  z-index:        2;
  display:        flex;
  flex-direction: column;
  gap:            0.25rem;
}

.cg-folder-name {
  font-family:    var(--cg-font-head);
  font-size:      1.35rem;
  color:          #fff;
  letter-spacing: 0.01em;
  line-height:    1.2;
  text-shadow:    0 2px 8px rgba(0,0,0,0.5);
}

.cg-folder-count {
  font-size:   0.75rem;
  font-weight: 400;
  color:       var(--cg-accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ════════════════════════════════
   IMAGE VIEW (inside a folder)
   ════════════════════════════════ */

.cg-image-view {
  animation: cg-fade-up 0.4s ease both;
}

.cg-back-btn {
  display:          inline-flex;
  align-items:      center;
  gap:              0.4rem;
  background:       transparent;
  border:           1px solid var(--cg-border);
  color:            var(--cg-muted);
  font-family:      var(--cg-font-body);
  font-size:        0.8rem;
  letter-spacing:   0.07em;
  text-transform:   uppercase;
  padding:          0.55rem 1rem;
  border-radius:    var(--cg-radius);
  cursor:           pointer;
  margin-bottom:    1.5rem;
  transition:       color var(--cg-transition), border-color var(--cg-transition);
}

.cg-back-btn:hover {
  color:        var(--cg-accent);
  border-color: var(--cg-accent);
}

.cg-view-title {
  font-family:    var(--cg-font-head);
  font-style:     italic;
  font-size:      clamp(1.6rem, 4vw, 2.6rem);
  color:          var(--cg-text);
  margin:         0 0 1.75rem;
  padding-bottom: 0.85rem;
  border-bottom:  1px solid var(--cg-border);
  letter-spacing: 0.01em;
}

.cg-images {
  display:               grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap:                   0.75rem;
}

.cg-image-item {
  position:      relative;
  aspect-ratio:  1 / 1;
  overflow:      hidden;
  border-radius: var(--cg-radius);
  cursor:        pointer;
  background:    var(--cg-surface);
  border:        1px solid var(--cg-border);
  animation:     cg-fade-up 0.35s ease both;
}

.cg-image-item:hover .cg-img-thumb {
  transform: scale(1.07);
}

.cg-image-item:hover .cg-img-hover {
  opacity: 1;
}

.cg-img-thumb {
  width:      100%;
  height:     100%;
  object-fit: cover;
  display:    block;
  transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

.cg-img-hover {
  position:   absolute;
  inset:      0;
  background: rgba(0,0,0,0.35);
  opacity:    0;
  transition: opacity var(--cg-transition);
  display:    flex;
  align-items: center;
  justify-content: center;
}

.cg-img-hover::after {
  content:     '⊕';
  color:       #fff;
  font-size:   2rem;
  line-height: 1;
  opacity:     0.9;
}

/* ════════════════════════════════
   LIGHTBOX
   ════════════════════════════════ */

.cg-lightbox {
  position:         fixed;
  inset:            0;
  z-index:          99999;
  background:       rgba(6, 6, 6, 0.97);
  display:          flex;
  flex-direction:   column;
  align-items:      center;
  justify-content:  center;
  opacity:          0;
  pointer-events:   none;
  transition:       opacity 0.3s ease;
}

.cg-lightbox.is-open {
  opacity:        1;
  pointer-events: all;
}

/* Close / Nav buttons */
.cg-lb-close,
.cg-lb-prev,
.cg-lb-next {
  position:    absolute;
  background:  transparent;
  border:      none;
  color:       rgba(255,255,255,0.7);
  cursor:      pointer;
  line-height: 1;
  transition:  color 0.2s, transform 0.2s;
  z-index:     10;
}

.cg-lb-close:hover,
.cg-lb-prev:hover,
.cg-lb-next:hover {
  color:     #fff;
  transform: scale(1.15);
}

.cg-lb-close {
  top:       1.2rem;
  right:     1.4rem;
  font-size: 1.5rem;
}

.cg-lb-prev,
.cg-lb-next {
  top:             50%;
  transform:       translateY(-50%);
  font-size:       3.5rem;
  padding:         0 1rem;
  font-weight:     300;
}

.cg-lb-prev { left:  0.5rem; }
.cg-lb-next { right: 0.5rem; }

.cg-lb-prev:hover { transform: translateY(-50%) translateX(-3px) scale(1.1); }
.cg-lb-next:hover { transform: translateY(-50%) translateX(3px)  scale(1.1); }

/* Stage */
.cg-lb-stage {
  position:    relative;
  max-width:   90vw;
  max-height:  75vh;
  display:     flex;
  align-items: center;
  justify-content: center;
}

#cg-lb-img {
  max-width:     90vw;
  max-height:    75vh;
  object-fit:    contain;
  border-radius: var(--cg-radius);
  box-shadow:    0 24px 80px rgba(0,0,0,0.8);
  display:       block;
  opacity:       0;
  transition:    opacity 0.3s ease;
}

#cg-lb-img.loaded { opacity: 1; }

/* Spinner */
.cg-lb-spinner {
  position:      absolute;
  width:         40px;
  height:        40px;
  border:        3px solid rgba(255,255,255,0.1);
  border-top:    3px solid var(--cg-accent);
  border-radius: 50%;
  animation:     cg-spin 0.7s linear infinite;
  display:       none;
}

.cg-lb-spinner.active { display: block; }

@keyframes cg-spin {
  to { transform: rotate(360deg); }
}

/* Footer */
.cg-lb-footer {
  margin-top:     1rem;
  display:        flex;
  gap:            1.5rem;
  align-items:    center;
  color:          var(--cg-muted);
  font-size:      0.8rem;
  letter-spacing: 0.05em;
}

#cg-lb-caption {
  font-family: var(--cg-font-head);
  font-style:  italic;
  font-size:   0.95rem;
  color:       var(--cg-accent2);
}

/* Thumbnail strip */
.cg-lb-strip {
  position:         absolute;
  bottom:           0;
  left:             0;
  right:            0;
  height:           72px;
  display:          flex;
  align-items:      center;
  justify-content:  center;
  gap:              6px;
  padding:          0 1rem;
  overflow-x:       auto;
  scrollbar-width:  none;
  background:       linear-gradient(to top, rgba(0,0,0,0.7), transparent);
}

.cg-lb-strip::-webkit-scrollbar { display: none; }

.cg-strip-thumb {
  width:         52px;
  height:        52px;
  object-fit:    cover;
  border-radius: 3px;
  border:        2px solid transparent;
  opacity:       0.5;
  cursor:        pointer;
  transition:    opacity 0.2s, border-color 0.2s;
  flex-shrink:   0;
}

.cg-strip-thumb:hover  { opacity: 0.85; }
.cg-strip-thumb.active {
  opacity:      1;
  border-color: var(--cg-accent);
}

/* ════════════════════════════════
   EMPTY STATE
   ════════════════════════════════ */

.cg-empty {
  text-align:  center;
  padding:     4rem 2rem;
  color:       var(--cg-muted);
  font-size:   0.95rem;
  line-height: 1.8;
}

/* ════════════════════════════════
   RESPONSIVE
   ════════════════════════════════ */

@media (max-width: 640px) {
  .cg-gallery   { padding: 1.5rem 0.75rem; }
  .cg-folders   { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 0.75rem; }
  .cg-images    { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 0.5rem;  }
  .cg-lb-prev,
  .cg-lb-next   { font-size: 2.5rem; padding: 0 0.5rem; }
  .cg-lb-strip  { height: 56px; }
  .cg-strip-thumb { width: 44px; height: 44px; }
}