/* ===========================
   AI Resource Hub — Prompt Gallery (Higgsfield-style)
   Seamless masonry wall + full-screen viewer with a side panel.
   Loaded after css/style.css on gallery.html only.
   =========================== */

.is-gallery .site-footer { margin-top: 0; }

.g-wrap { padding: 28px 0 64px; }

.g-container {
  max-width: 1680px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */

.g-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.g-head h1 {
  margin: 0 0 6px;
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
  font-weight: 700;
  line-height: 1;
  color: var(--color-text);
}

.g-head p {
  margin: 0;
  color: var(--color-text-muted);
  max-width: 60ch;
}

/* ---------- Toolbar (sticky under the nav) ---------- */

.is-gallery .g-toolbar {
  position: sticky;
  top: 58px;
  z-index: 30;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 8px;
  margin: 0 -24px 16px;
  padding: 10px 24px;
  background: var(--color-header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.is-gallery .gallery-search {
  position: relative;
  flex: 1;
  min-width: 0;
  max-width: 560px;
}

.g-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
}

.is-gallery .gallery-search input {
  height: 42px;
  padding: 0 16px 0 40px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
  font-size: 0.92rem;
}

.is-gallery .gallery-search input:focus { outline: none; border-color: var(--color-text-muted); }

.is-gallery .gallery-sort select {
  height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
}

.is-gallery #openUploadBtn { height: 42px; margin-left: auto; flex-shrink: 0; }

@media (max-width: 600px) {
  .is-gallery .g-toolbar { flex-wrap: wrap; margin: 0 -16px 12px; padding: 8px 16px; }
  .g-container { padding: 0 16px; }
  .is-gallery .gallery-search { flex-basis: 100%; max-width: none; }
  .is-gallery #openUploadBtn { margin-left: 0; flex: 1; justify-content: center; }
}

/* ---------- Masonry wall ---------- */

.is-gallery .gallery-grid.g-masonry {
  display: block;
  columns: 5 250px;
  column-gap: 12px;
}

@media (max-width: 600px) {
  .is-gallery .gallery-grid.g-masonry { columns: 2; column-gap: 8px; }
}

.g-masonry .gallery-item.g-tile {
  position: relative;
  display: block;
  break-inside: avoid;
  margin: 0 0 12px;
  border: 0;
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-surface-2);
  box-shadow: none;
  cursor: zoom-in;
  transition: transform 0.15s cubic-bezier(.2,.7,.2,1);
  -webkit-tap-highlight-color: transparent;
}

@media (max-width: 600px) {
  .g-masonry .gallery-item.g-tile { margin-bottom: 8px; border-radius: 10px; }
}

.g-masonry .gallery-item.g-tile:active { transform: scale(0.98); }

.g-masonry .gallery-item.g-tile:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

.g-masonry .g-tile .g-media {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  min-height: 120px;
  object-fit: cover;
  background: var(--color-surface-2);
  opacity: 1;
  transition: transform 0.4s cubic-bezier(.2,.7,.2,1);
}

.g-masonry .g-tile:hover .g-media { transform: scale(1.02); }

.g-masonry .g-tile .g-hover-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: cover;
  background: transparent;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.g-masonry .g-tile.is-playing .g-hover-video { opacity: 1; }

.g-shade {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(0,0,0,0.32) 0%, rgba(0,0,0,0) 32%, rgba(0,0,0,0) 58%, rgba(0,0,0,0.62) 100%);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.g-flags {
  position: absolute;
  top: 8px;
  left: 8px;
  display: flex;
  gap: 6px;
  pointer-events: none;
}

.g-flag {
  display: inline-grid;
  place-items: center;
  min-width: 24px;
  height: 24px;
  padding: 0 7px;
  border-radius: 999px;
  background: rgba(0,0,0,0.42);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
}

.g-flag-private { color: #ffb4bc; }

.g-actions {
  position: absolute;
  top: 8px;
  right: 8px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.g-masonry .g-tile .g-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-width: 30px;
  height: 30px;
  padding: 0 8px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.38);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: #fff;
  font: inherit;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
}

.g-masonry .g-tile .g-btn:hover { background: rgba(0,0,0,0.62); }
.g-masonry .g-tile .g-btn.is-done { background: var(--color-gold); color: #121214; border-color: transparent; }
.g-masonry .g-tile .card-like-btn.liked,
.g-masonry .g-tile .card-like-btn.liked .like-heart { color: #ff6b7a; }

.g-meta {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.g-title {
  color: #fff;
  font-size: 0.86rem;
  font-weight: 650;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.g-meta .remix-of {
  align-self: flex-start;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-gold);
  cursor: pointer;
}

.g-meta .remix-of-hidden { color: rgba(255,255,255,0.7); cursor: default; }

.g-tile:hover .g-shade,
.g-tile:hover .g-actions,
.g-tile:hover .g-meta,
.g-tile:focus-within .g-shade,
.g-tile:focus-within .g-actions,
.g-tile:focus-within .g-meta { opacity: 1; }

/* Touch screens: no hover, so keep it clean and let a tap open the viewer */
@media (hover: none) {
  .g-actions, .g-meta { display: none; }
}

.is-gallery .gallery-empty-state {
  padding: 48px 16px;
  text-align: center;
  color: var(--color-text-muted);
  border: 1px dashed var(--color-border);
  border-radius: 16px;
}

/* ---------- Viewer ---------- */

body.viewer-open { overflow: hidden; }

/* The viewer is always dark, like a photo app, in both themes. Re-pointing the
   theme tokens here keeps the edit form and comments inside it legible. */
#lightboxOverlay.viewer {
  --color-bg: #0c0c10;
  --color-bg-alt: #111116;
  --color-surface: #141419;
  --color-surface-2: #1b1b22;
  --color-border: rgba(255,255,255,0.09);
  --color-text: #f3f3f1;
  --color-text-muted: #9a9aa3;
  --color-accent: #ff6a1f;
  --color-accent-hover: #ff8a4c;
  --color-accent-soft: rgba(255,106,31,0.12);
  --color-on-accent: #121214;
  --color-primary: #ff6a1f;
  color: var(--color-text);
  padding: 0;
  align-items: stretch;
  justify-content: stretch;
  background: #050507;
  z-index: 200;
}

#lightboxOverlay .viewer-backdrop {
  position: absolute;
  inset: -60px;
  background-size: cover;
  background-position: center;
  filter: blur(48px) saturate(1.25) brightness(0.38);
  transform: scale(1.08);
  pointer-events: auto;
}

#lightboxOverlay .lightbox-content.viewer-shell {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  width: 100%;
  max-width: none;
  height: 100%;
  max-height: none;
  border-radius: 0;
  background: transparent;
  overflow: hidden;
}

#lightboxOverlay .viewer-stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  min-height: 0;
  padding: 32px 76px;
}

#lightboxOverlay .viewer-stage img,
#lightboxOverlay .viewer-stage video {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: calc(100vh - 64px);
  object-fit: contain;
  border-radius: 12px;
  background: transparent;
  box-shadow: 0 30px 80px rgba(0,0,0,0.55);
  opacity: 1;
}

#lightboxOverlay .viewer-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: #fff;
  cursor: pointer;
  z-index: 2;
}

#lightboxOverlay .viewer-nav:hover { background: rgba(0,0,0,0.65); }
#lightboxOverlay .viewer-prev { left: 18px; }
#lightboxOverlay .viewer-next { right: 18px; }
#lightboxOverlay [hidden] { display: none !important; }

#lightboxOverlay .viewer-panel.lightbox-body {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: 0;
  background: rgba(12,12,16,0.94);
  border-left: 1px solid rgba(255,255,255,0.08);
}

#lightboxOverlay .viewer-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 18px 14px;
  border-bottom: 1px solid var(--color-border);
}

#lightboxOverlay .viewer-head-text { flex: 1; min-width: 0; }

#lightboxOverlay #lightboxTitle {
  margin: 0 0 4px;
  font-size: 1.12rem;
  font-weight: 750;
  line-height: 1.25;
  color: var(--color-text);
}

#lightboxOverlay .viewer-byline {
  margin: 0;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

#lightboxOverlay .viewer-byline a { color: var(--color-text-muted); text-decoration: underline; text-underline-offset: 3px; }
#lightboxOverlay .viewer-byline a:hover { color: var(--color-text); }

#lightboxOverlay .lightbox-close.viewer-close {
  position: static;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  color: var(--color-text);
  cursor: pointer;
}

#lightboxOverlay .viewer-scroll {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 14px 16px 18px;
  scrollbar-width: thin;
}

#lightboxOverlay .viewer-card {
  padding: 12px 14px;
  margin-bottom: 10px;
  border-radius: 14px;
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
}

#lightboxOverlay .viewer-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

#lightboxOverlay .viewer-prompt {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--color-text);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

#lightboxOverlay .viewer-prompt.is-clamped {
  display: -webkit-box;
  -webkit-line-clamp: 7;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

#lightboxOverlay .viewer-more {
  margin-top: 6px;
  padding: 0;
  border: 0;
  background: none;
  color: var(--color-gold);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 650;
  cursor: pointer;
}

#lightboxOverlay .viewer-details {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 7px 12px;
  margin: 0 0 4px;
  font-size: 0.85rem;
}

#lightboxOverlay .viewer-details dt { color: var(--color-text-muted); }
#lightboxOverlay .viewer-details dd { margin: 0; text-align: right; color: var(--color-text); overflow-wrap: anywhere; }

#lightboxOverlay .viewer-link {
  padding: 0;
  border: 0;
  background: none;
  color: var(--color-gold);
  font: inherit;
  text-align: right;
  cursor: pointer;
}

#lightboxOverlay #lightboxTags { margin-top: 10px; }
#lightboxOverlay #lightboxTags:empty { display: none; }

#lightboxOverlay .viewer-secondary {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 4px 0 6px;
}

#lightboxOverlay .viewer-mini {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 11px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 650;
  cursor: pointer;
}

#lightboxOverlay .viewer-mini:hover { border-color: var(--color-text-muted); }
#lightboxOverlay .viewer-mini.is-done { background: var(--color-gold); color: #121214; border-color: transparent; }
#lightboxOverlay .viewer-report { color: var(--color-text-muted); }

#lightboxOverlay .lightbox-comments {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
}

/* Bottom action bar */
#lightboxOverlay .viewer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 16px 16px;
  border-top: 1px solid var(--color-border);
  background: rgba(12,12,16,0.98);
}

#lightboxOverlay.is-editing .viewer-actions { display: none; }

#lightboxOverlay .viewer-recreate,
#lightboxOverlay .viewer-act {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  height: 42px;
  padding: 0 14px;
  border-radius: 12px;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
}

#lightboxOverlay .viewer-recreate { flex: 1 1 calc(50% - 4px); border-radius: 12px; }
#lightboxOverlay.is-video .viewer-recreate { flex-basis: 100%; }

#lightboxOverlay .viewer-act {
  flex: 1 1 calc(50% - 4px);
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  color: var(--color-text);
}

#lightboxOverlay .viewer-act:hover { border-color: var(--color-text-muted); color: var(--color-text); }
#lightboxOverlay #viewerDownload { flex: 1 1 auto; }
#lightboxOverlay .viewer-act.viewer-icon { flex: 0 0 auto; min-width: 46px; padding: 0 12px; }
#lightboxOverlay .viewer-act.is-done { background: var(--color-gold); color: #121214; border-color: transparent; }
#lightboxOverlay #lightboxLikeBtn.liked,
#lightboxOverlay #lightboxLikeBtn.liked .like-heart { color: #ff6b7a; }

/* Phones and small tablets: image on top, panel scrolls underneath */
@media (max-width: 900px) {
  #lightboxOverlay .lightbox-content.viewer-shell {
    display: block;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  #lightboxOverlay .viewer-stage {
    min-height: 0;
    padding: 56px 12px 14px;
  }
  #lightboxOverlay .viewer-stage img,
  #lightboxOverlay .viewer-stage video { max-height: 62vh; }
  #lightboxOverlay .viewer-nav { width: 38px; height: 38px; }
  #lightboxOverlay .viewer-prev { left: 8px; }
  #lightboxOverlay .viewer-next { right: 8px; }
  #lightboxOverlay .viewer-panel.lightbox-body {
    border-left: 0;
    border-radius: 20px 20px 0 0;
    min-height: 40vh;
  }
  #lightboxOverlay .viewer-head {
    position: sticky;
    top: 0;
    z-index: 2;
    background: rgba(12,12,16,0.98);
    border-radius: 20px 20px 0 0;
  }
  #lightboxOverlay .viewer-scroll { overflow: visible; }
  #lightboxOverlay .viewer-actions { position: sticky; bottom: 0; }
  #lightboxOverlay .lightbox-close.viewer-close {
    position: fixed;
    top: 12px;
    right: 12px;
    z-index: 5;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(10px);
  }
}