/* ═══════════════════════════════════════════════════
   FEATURE — Character Viewer Tab
   All rules scoped under .studio .tab-character ONLY.
   PROTECTED VALUES — never change from another file:
     sidebar width: 220px
     imageSmoothingEnabled: false
     API version: GMS/83 only
   ═══════════════════════════════════════════════════ */

@keyframes cv-preview-bounce {
  0%   { transform: scale(1,    1);    }
  18%  { transform: scale(1.06, 0.92); }
  38%  { transform: scale(0.94, 1.07); }
  58%  { transform: scale(1.02, 0.97); }
  78%  { transform: scale(0.99, 1.01); }
  100% { transform: scale(1,    1);    }
}
.cv-preview-bouncing {
  animation: cv-preview-bounce 0.42s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* ── Panel body — sidebar 220px — PROTECTED ── */
.studio .tab-character .panel-body {
  grid-template-columns: 220px 1fr; /* sidebar 220px — PROTECTED */
}

/* ── Controls column ── */
.studio .tab-character .controls-col {
  border-right: 1px solid var(--border);
  padding: 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
  background: #f8f8fa;
}

/* ── Search input ── */
.studio .tab-character .npc-search-wrap { display: flex; }

/* ── Grid status message ── */
.studio .tab-character .npc-grid-msg {
  grid-column: 1 / -1;
  padding: 12px 8px;
  font-size: 11px;
  color: var(--text-dim);
  text-align: center;
  line-height: 1.5;
}

/* ── Character list ── */
.studio .tab-character .cv-char-list-wrap {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--input-bg);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  overflow-x: hidden;
  overflow-y: auto;
  max-height: 240px;
  scrollbar-width: thin;
}

.studio .tab-character .cv-char-list-wrap::-webkit-scrollbar { width: 8px; }

.studio .tab-character .cv-char-list-wrap::-webkit-scrollbar-track {
  background: var(--chrome-lo);
  border-left: 1px solid var(--border);
  border-radius: 0 8px 8px 0;
}

.studio .tab-character .cv-char-list-wrap::-webkit-scrollbar-thumb {
  background: var(--border-lo);
  border: 2px solid var(--chrome-lo);
  border-radius: 4px;
  min-height: 28px;
}

.studio .tab-character .cv-char-list-wrap::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

.studio .tab-character .cv-char-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4px;
  padding: 5px;
  box-sizing: border-box;
  width: 100%;
}

/* ── Character list item ── */
.studio .tab-character .cv-char-btn {
  background: linear-gradient(180deg, #f6f6f6 0%, #e8e8e8 100%);
  border: none;
  outline: none;
  border-radius: 5px;
  padding: 4px 2px 3px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 2px;
  width: 100%;
  height: 72px;
  position: relative;
  overflow: hidden;
  transform: translateY(0);
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), background 0.15s ease;
  will-change: transform;
}

.studio .tab-character .cv-char-btn:hover {
  background: linear-gradient(180deg, #f0f0f0 0%, #e2e2e2 100%);
  transform: translateY(-3px);
}

.studio .tab-character .cv-char-btn.active {
  background: linear-gradient(180deg, rgba(74,158,192,0.2) 0%, rgba(42,126,160,0.12) 100%);
}

.studio .tab-character .cv-char-btn.active:hover { transform: translateY(0); }
.studio .tab-character .cv-char-btn:focus { outline: none; }

/* Fixed-size crop window — flex centered */
.studio .tab-character .cv-char-thumb {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  pointer-events: none;
}

.studio .tab-character .cv-char-thumb img {
  width: auto;
  height: auto;
  max-width: none;
  max-height: none;
  flex-shrink: 0;
  image-rendering: pixelated;
  display: block;
}

.studio .tab-character .cv-char-label {
  font-size: 9px;
  color: var(--text-dim);
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: calc(100% - 4px);
  line-height: 1.3;
  pointer-events: none;
}

.studio .tab-character .cv-char-btn.active .cv-char-label {
  color: var(--accent-text);
}

/* ── Shimmer ── */
.studio .tab-character .cv-char-shimmer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.studio .tab-character .cv-char-btn:hover .cv-char-shimmer {
  opacity: 1;
}

/* ── List status messages ── */
.studio .tab-character .cv-list-msg {
  padding: 12px 8px;
  font-size: 11px;
  color: var(--text-dim);
  text-align: center;
  line-height: 1.5;
}

/* ── Animation chip grid — inherits NPC styles via shared class names ── */
.studio .tab-character .anim-grid-wrap {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--input-bg);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  overflow-x: hidden;
  overflow-y: auto;
  max-height: 140px;
  scrollbar-width: thin;
}

.studio .tab-character .anim-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 6px;
  box-sizing: border-box;
}

.studio .tab-character .anim-btn {
  background: var(--chrome-lo);
  border: 1px solid var(--border-lo);
  border-radius: 12px;
  padding: 3px 10px;
  font-size: 11px;
  color: var(--text);
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
  white-space: nowrap;
}

.studio .tab-character .anim-btn:hover {
  background: #fff;
  border-color: var(--accent);
}

.studio .tab-character .anim-btn.active {
  background: rgba(74,158,192,0.15);
  border-color: var(--accent);
  color: var(--accent-text);
}

/* ── Playback row ── */
.studio .tab-character .cv-playback-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.studio .tab-character .cv-playback-row .cv-play-btn {
  flex: 1;
}

.studio .tab-character .cv-frame-nav {
  display: flex;
  align-items: center;
  gap: 3px;
}

.studio .tab-character .cv-frame-counter {
  font-size: 11px;
  color: var(--text-dim);
  min-width: 36px;
  text-align: center;
}

/* ── Play button ── */
.studio .tab-character .cv-play-btn {
  background: var(--chrome-lo);
  border: 1px solid var(--border-lo);
  border-radius: 5px;
  padding: 3px 10px;
  font-size: 11px;
  color: var(--text);
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
  white-space: nowrap;
}

.studio .tab-character .cv-play-btn:hover {
  background: #fff;
  border-color: var(--accent);
}

.studio .tab-character .cv-play-btn.playing {
  background: rgba(74,158,192,0.15);
  border-color: var(--accent);
  color: var(--accent-text);
}

.studio .tab-character .cv-play-btn:disabled {
  opacity: 0.4;
  cursor: default;
}

/* ── Bottom controls ── */
.studio .tab-character .controls-bottom {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-top: auto;
}

/* ── Preview column — needs relative positioning for floating panel ── */
.studio .tab-character .preview-col {
  position: relative;
}

/* ── Preview canvas ── */
.studio .tab-character #cv-preview-canvas {
  image-rendering: pixelated;
  display: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3), 0 1px 3px rgba(0,0,0,0.2);
  border-radius: 1px;
  background: transparent !important;
}

.studio .tab-character #cv-preview-canvas.no-border { box-shadow: none; }

/* ── Toolbar layers toggle button ── */
.studio .tab-character .cv-layers-toggle {
  background: var(--chrome-lo);
  border: 1px solid var(--border-lo);
  border-radius: 5px;
  padding: 2px 8px;
  font-size: 11px;
  color: var(--text);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.12s, border-color 0.12s;
}
.studio .tab-character .cv-layers-toggle:hover { background: #fff; border-color: var(--accent); }
.studio .tab-character .cv-layers-toggle.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.studio .tab-character .cv-layers-toggle.active:hover { background: var(--accent-hi, var(--accent)); }
.studio .tab-character .cv-layers-toggle:disabled { opacity: 0.4; cursor: default; }

.studio .tab-character .cv-options-grid {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.studio .tab-character .cv-options-grid .cv-layers-toggle {
  width: 100%;
  justify-content: flex-start;
}

/* ── Floating layer panel — full-height slide from right ── */
.studio .tab-character .cv-layer-panel {
  position: absolute;
  top: 0; right: 0; bottom: 0;       /* full height of preview-col */
  width: 220px;
  background: var(--chrome-bg, #fff);
  border-left: 1px solid var(--border);
  box-shadow: -4px 0 16px rgba(0,0,0,0.12);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 10;
  transform: translateX(100%);
  transition: transform 0.2s ease;
}
.studio .tab-character .cv-layer-panel.open  { transform: translateX(0); }
.studio .tab-character .cv-layer-panel[hidden] { display: none; }

.studio .tab-character .cv-layer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  font-size: 11px;
  font-weight: 600;
  color: var(--text);
  background: #f0f0f4;
  flex-shrink: 0;
  margin-top: 48px;   /* visually clears the toolbar */
}

.studio .tab-character .cv-layer-close {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1;
  padding: 0 2px;
}
.studio .tab-character .cv-layer-close:hover { color: var(--text); }

.studio .tab-character .cv-layer-list {
  overflow-y: auto;
  scrollbar-width: thin;
  flex: 1;
  padding: 4px;
}
.studio .tab-character .cv-layer-list.dragging { user-select: none; cursor: pointer; }

.studio .tab-character .cv-layer-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 6px;
  border-radius: 4px;
  font-size: 11px;
  color: var(--text);
  height: 36px;
}
.studio .tab-character .cv-layer-row:hover { background: rgba(0,0,0,0.04); }
.studio .tab-character .cv-layer-row.hidden-item  { opacity: 0.45; }
.studio .tab-character .cv-layer-row.solo-excluded { opacity: 0.25; }

.studio .tab-character .cv-layer-eye {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
  padding: 0;
  flex-shrink: 0;
  color: var(--text-dim);
}
.studio .tab-character .cv-layer-eye:hover { color: var(--text); }
.studio .tab-character .cv-layer-eye:disabled { cursor: default; opacity: 0.5; }

.studio .tab-character .cv-layer-solo {
  background: none;
  border: 1.5px solid var(--border-lo);
  border-radius: 50%;
  width: 12px;
  height: 12px;
  flex-shrink: 0;
  cursor: pointer;
  padding: 0;
  transition: background 0.1s, border-color 0.1s;
}
.studio .tab-character .cv-layer-solo:hover { border-color: var(--accent); }
.studio .tab-character .cv-layer-solo.active {
  background: var(--accent);
  border-color: var(--accent);
}

@keyframes cv-btn-pop {
  0%   { transform: scale(1); }
  30%  { transform: scaleX(1.35) scaleY(0.65); }
  65%  { transform: scaleX(0.85) scaleY(1.2); }
  100% { transform: scale(1); }
}
.cv-layer-btn-pop { animation: cv-btn-pop 0.2s ease-out; }

.studio .tab-character .cv-layer-slot {
  font-weight: 600;
  color: var(--text-dim);
  min-width: 42px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.studio .tab-character .cv-layer-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

.studio .tab-character .cv-layer-icon {
  flex-shrink: 0;
  image-rendering: pixelated;
  display: block;
  width: 32px;
  height: 32px;
  object-fit: none;
  object-position: center center;
  overflow: hidden;
}

/* ── Expand toggle in layer header ── */
.studio .tab-character .cv-layer-expand-btn {
  background: none; border: none; cursor: pointer;
  color: var(--text-dim); font-size: 14px; line-height: 1; padding: 0;
  transition: color 0.12s;
}
.studio .tab-character .cv-layer-expand-btn:hover { color: var(--text); }
.studio .tab-character .cv-layer-expand-btn.active { color: var(--accent); }

/* ── Sub-rows — indented, slightly smaller than parent rows ── */
.studio .tab-character .cv-layer-subrow {
  display: flex; align-items: center; gap: 6px;
  padding: 0 6px 0 28px;
  height: 26px; font-size: 10px; color: var(--text-dim);
}
.studio .tab-character .cv-layer-subrow:hover { background: rgba(0,0,0,0.04); }
.studio .tab-character .cv-layer-subrow.hidden-item { opacity: 0.45; }
.studio .tab-character .cv-layer-subrow-loading {
  font-style: italic; padding-left: 28px; height: 22px;
}

/* ── Parent row with some sub-parts hidden — subtle tint on the eye ── */
.studio .tab-character .cv-layer-row.partly-hidden .cv-layer-eye { opacity: 0.55; }

/* ── Poses slide-up panel ── */
.studio .tab-character .cv-pose-panel {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 280px;
  background: var(--chrome-bg, #fff);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.12);
  display: flex;
  flex-direction: column;
  z-index: 9;
  transform: translateY(100%);
  transition: transform 0.2s ease;
}
.studio .tab-character .cv-pose-panel.open  { transform: translateY(0); }
.studio .tab-character .cv-pose-panel[hidden] { display: none; }

/* ── Emotes slide-up panel (mirrors pose panel, sits behind it) ── */
.studio .tab-character .cv-emote-panel {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: auto;
  background: var(--chrome-bg, #fff);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.12);
  display: flex;
  flex-direction: column;
  z-index: 8;
  transform: translateY(100%);
  transition: transform 0.2s ease, bottom 0.2s ease;
}
.studio .tab-character .cv-emote-panel.open  { transform: translateY(0); }
.studio .tab-character .cv-emote-panel[hidden] { display: none; }

/* When pose panel is open, emote panel shifts up above it */
.studio .tab-character .preview-col.pose-open .cv-emote-panel {
  bottom: 280px;
}

/* When layers panel is open, bottom panels stop before the layers column */
.studio .tab-character .preview-col.layers-open .cv-pose-panel,
.studio .tab-character .preview-col.layers-open .cv-emote-panel {
  right: 220px;
}

.studio .tab-character .cv-pose-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 11px; font-weight: 600;
  background: var(--chrome-lo);
  flex-shrink: 0;
}

/* ── Vertical scrolling chip grid ── */
.studio .tab-character .cv-pose-strip {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 5px;
  padding: 6px 10px;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  flex: 1;
}
.studio .tab-character .cv-pose-strip::-webkit-scrollbar { width: 4px; }
.studio .tab-character .cv-pose-strip::-webkit-scrollbar-thumb {
  background: var(--border-lo); border-radius: 2px;
}

/* ── Emote chips: natural pixel size (no forced scale) ── */
.studio .tab-character #cv-emote-strip .cv-pose-chip {
  width: auto;
  min-width: 44px;
}
.studio .tab-character #cv-emote-strip .cv-pose-chip-thumb {
  width: auto;
  height: auto;
  min-width: 20px;
  min-height: 20px;
}
.studio .tab-character #cv-emote-strip .cv-pose-chip-thumb img {
  width: auto;
  height: auto;
  image-rendering: pixelated;
}
.studio .tab-character #cv-emote-strip .cv-pose-chip-thumb.loading::before {
  width: 22px;
  height: 22px;
}

.studio .tab-character .cv-pose-chip {
  display: flex; flex-direction: column; align-items: center;
  gap: 3px; flex-shrink: 0;
  background: var(--chrome-lo);
  border: 1.5px solid var(--border-lo);
  border-radius: 6px;
  padding: 4px 4px 3px;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
  width: 48px;
}
.studio .tab-character .cv-pose-chip:hover { background: #fff; border-color: var(--accent); }
.studio .tab-character .cv-pose-chip.active {
  background: rgba(74,158,192,0.15); border-color: var(--accent);
}

.studio .tab-character .cv-pose-chip-thumb {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; flex-shrink: 0;
}
.studio .tab-character .cv-pose-chip-thumb img {
  width: 36px; height: 36px;
  object-fit: contain; image-rendering: pixelated;
}
.studio .tab-character .cv-pose-chip-thumb.loading::before {
  content: '';
  display: block; width: 28px; height: 32px;
  background: var(--border-lo); border-radius: 3px;
  animation: cv-chip-pulse 1.2s ease-in-out infinite;
}
@keyframes cv-chip-pulse {
  0%, 100% { opacity: 0.5; }
  50%       { opacity: 1;   }
}

.studio .tab-character .cv-pose-chip-label {
  font-size: 9px; color: var(--text-dim);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 44px; text-align: center; line-height: 1.2;
}
.studio .tab-character .cv-pose-chip.active .cv-pose-chip-label {
  color: var(--accent-text); font-weight: 600;
}

/* ── Re-centering: smooth canvas padding when panels open/close ── */
.studio .tab-character #cv-canvas-frame {
  transition: padding-right 0.2s ease, padding-bottom 0.2s ease;
}

/* Layers panel (220px from right) */
.studio .tab-character .preview-col.layers-open #cv-canvas-frame {
  padding-right: 244px;   /* 24px base + 220px panel */
}

/* Pose panel alone (280px from bottom) */
.studio .tab-character .preview-col.pose-open #cv-canvas-frame {
  padding-bottom: 304px;  /* 24px base + 280px panel */
}

/* Emote panel alone (height tracked via --cv-emote-h JS var) */
.studio .tab-character .preview-col.emote-open #cv-canvas-frame {
  padding-bottom: calc(24px + var(--cv-emote-h, 140px));
}

/* Both pose + emote panels open */
.studio .tab-character .preview-col.pose-open.emote-open #cv-canvas-frame {
  padding-bottom: calc(304px + var(--cv-emote-h, 140px));
}

/* ── Frame section inside pose panel ── */
.studio .tab-character .cv-pose-frame-section {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  background: var(--chrome-lo);
  padding: 4px 10px 6px;
}
.studio .tab-character .cv-pose-frame-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 0 4px;
}
.studio .tab-character .cv-pose-frame-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

/* Frame chips are narrower than pose chips */
.studio .tab-character .cv-frame-chip {
  width: 40px;
}
.studio .tab-character .cv-frame-chip .cv-pose-chip-thumb {
  width: 32px;
  height: 32px;
}
.studio .tab-character .cv-frame-chip .cv-pose-chip-thumb img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}
.studio .tab-character .cv-frame-chip .cv-pose-chip-label {
  max-width: 36px;
}

/* ── Pose panel expand mode — flat wrap grid ── */
.studio .tab-character .cv-pose-strip.expanded {
  /* flat wrap — same as default strip layout */
}

/* Pose name label inside expand-mode frame chips */
.studio .tab-character .cv-frame-chip-pose {
  display: block;
  font-size: 8px;
  color: var(--text-dim);
  max-width: 36px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.2;
}