/* ==========================================================================
   Day of the Tentacle Retro Art Explorer Theme
   High-contrast dark theme optimized for LucasArts pixel-art presentation
   ========================================================================== */

:root {
  --bg-main: #0c0e14;
  --bg-surface: #141722;
  --bg-card: #1b1f2e;
  --bg-card-hover: #24293d;
  --border: #282e42;
  --border-light: #3b425d;
  
  --text-main: #f0f3f8;
  --text-muted: #8b95b5;
  --text-dim: #5c6480;
  
  --accent-purple: #8b5cf6;
  --accent-purple-glow: rgba(139, 92, 246, 0.25);
  --accent-tentacle: #10b981;
  --accent-tentacle-glow: rgba(16, 185, 129, 0.25);
  --accent-gold: #f59e0b;
  --accent-pink: #ec4899;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Header */
header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  flex-wrap: wrap;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.logo-area img {
  height: 42px;
  max-width: 130px;
  object-fit: contain;
  image-rendering: pixelated;
}

.title-group h1 {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.title-group p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  background: rgba(139, 92, 246, 0.15);
  color: var(--accent-purple);
  border: 1px solid rgba(139, 92, 246, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Nav Tabs */
.nav-tabs {
  display: flex;
  gap: 0.4rem;
  background: var(--bg-main);
  padding: 3px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.nav-tab {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-tab:hover {
  color: var(--text-main);
  background: var(--bg-card);
}

.nav-tab.active {
  color: #fff;
  background: var(--accent-purple);
  box-shadow: 0 2px 10px var(--accent-purple-glow);
}

/* Header Right Area */
.header-right-bar {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.stats-bar {
  display: flex;
  gap: 0.5rem;
}

.stat-chip {
  background: var(--bg-main);
  border: 1px solid var(--border);
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.stat-chip strong {
  color: var(--accent-tentacle);
}

/* Permanent Pixel-Perfect Integer Scaling Control */
.permanent-scale-control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-main);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.25rem 0.6rem;
}

.scale-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
}

.scale-btn-group {
  display: flex;
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  overflow: hidden;
}

.btn-scale {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.25rem 0.55rem;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-scale:hover {
  background: var(--bg-card-hover);
  color: #fff;
}

.btn-scale.active {
  background: var(--accent-tentacle);
  color: #000;
}

.scale-slider-box {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.scale-slider-box input[type="range"] {
  width: 70px;
  accent-color: var(--accent-tentacle);
  cursor: pointer;
}

#global-scale-badge {
  font-family: monospace;
  font-size: 0.75rem;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-tentacle);
  border-color: rgba(16, 185, 129, 0.3);
}

/* Main Layout */
main {
  flex: 1;
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
}

.tab-content {
  display: none;
  flex: 1;
}

.tab-content.active {
  display: flex;
  flex-direction: column;
}

/* Tab 1: Rooms & Scene Context */
.rooms-layout {
  display: grid;
  grid-template-columns: 310px 1fr 320px;
  gap: 1.25rem;
  height: calc(100vh - 120px);
  min-height: 580px;
}

/* Sidebar List */
.sidebar-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.panel-header {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
}

.panel-header h2 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.search-input {
  width: 100%;
  padding: 0.45rem 0.65rem;
  background: var(--bg-main);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 0.8rem;
  outline: none;
  transition: border-color 0.2s;
}

.search-input:focus {
  border-color: var(--accent-purple);
}

.room-list-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.room-item-card {
  padding: 0.55rem 0.7rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: var(--bg-card);
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.room-item-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border);
}

.room-item-card.selected {
  background: rgba(121, 82, 179, 0.15);
  border-color: var(--accent-purple);
}

.room-item-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.room-item-meta {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Stage Viewport */
.stage-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.stage-toolbar {
  padding: 0.65rem 1rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn-group {
  display: flex;
  background: var(--bg-main);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.btn-toolbar {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.35rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-toolbar:hover {
  background: var(--bg-card-hover);
  color: #fff;
}

.btn-toolbar.active {
  background: var(--accent-tentacle);
  color: #000;
}

.room-single-badge {
  font-size: 0.75rem;
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.25);
  color: #93c5fd;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--text-main);
  cursor: pointer;
  user-select: none;
}

.toggle-label input {
  accent-color: var(--accent-tentacle);
  cursor: pointer;
}

.viewport-container {
  flex: 1;
  overflow: auto;
  position: relative;
  background: #000;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.canvas-wrapper {
  position: relative;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
  border: 2px solid #222;
}

.canvas-wrapper img.scene-img {
  display: block;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  width: 100%;
  height: 100%;
}

/* Object Overlay Boxes */
.object-box {
  position: absolute;
  border: 1.5px dashed rgba(16, 185, 129, 0.8);
  background: rgba(16, 185, 129, 0.15);
  cursor: pointer;
  transition: all 0.15s;
  pointer-events: auto;
}

.object-box:hover {
  background: rgba(245, 158, 11, 0.35);
  border-color: var(--accent-gold);
  border-style: solid;
  z-index: 10;
}

.object-box.active {
  background: rgba(236, 72, 153, 0.45);
  border-color: var(--accent-pink);
  border-style: solid;
  z-index: 20;
}

.object-label {
  position: absolute;
  top: -20px;
  left: 0;
  background: rgba(0, 0, 0, 0.85);
  color: #fff;
  font-size: 0.68rem;
  padding: 1px 5px;
  border-radius: 3px;
  white-space: nowrap;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Inspector Drawer */
.inspector-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.inspector-body {
  padding: 1rem;
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.inspector-preview-card {
  background: var(--bg-main);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.inspector-preview-card img {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  max-width: 100%;
  max-height: 180px;
  object-fit: contain;
  background-image: repeating-linear-gradient(45deg, #181c2b 25%, transparent 25%, transparent 75%, #181c2b 75%, #181c2b),
                    repeating-linear-gradient(45deg, #181c2b 25%, #111420 25%, #111420 75%, #181c2b 75%, #181c2b);
  background-position: 0 0, 8px 8px;
  background-size: 16px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid #222;
}

.meta-table {
  width: 100%;
  font-size: 0.78rem;
  border-collapse: collapse;
}

.meta-table tr {
  border-bottom: 1px solid var(--border);
}

.meta-table td {
  padding: 0.35rem 0;
}

.meta-table td:first-child {
  color: var(--text-muted);
  width: 40%;
}

.meta-table td:last-child {
  font-family: monospace;
  font-weight: 600;
  color: var(--text-main);
}

/* Tab 2: Characters & Animations Grid */
.characters-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.characters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
  overflow-y: auto;
  flex: 1;
  padding-bottom: 2rem;
}

.char-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.char-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-purple);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.char-preview-box {
  width: 100%;
  height: 140px;
  display: grid;
  place-items: center;
  background-image: repeating-linear-gradient(45deg, #181c2b 25%, transparent 25%, transparent 75%, #181c2b 75%, #181c2b),
                    repeating-linear-gradient(45deg, #181c2b 25%, #111420 25%, #111420 75%, #181c2b 75%, #181c2b);
  background-position: 0 0, 8px 8px;
  background-size: 16px 16px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 0.6rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.char-preview-box img {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
}

.char-info {
  width: 100%;
  font-size: 0.75rem;
}

.char-title {
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.2rem;
}

.char-meta {
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
}

/* Modal Studio */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  place-items: center;
  padding: 1.5rem;
}

.modal-overlay.active {
  display: grid;
}

.modal-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 800px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.9);
}

.modal-header {
  padding: 0.85rem 1.25rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.modal-close-btn:hover {
  color: #fff;
}

.modal-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.animator-stage {
  height: 280px;
  background-color: #000;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  overflow: hidden;
  position: relative;
}

.animator-stage.checker {
  background-image: repeating-linear-gradient(45deg, #181c2b 25%, transparent 25%, transparent 75%, #181c2b 75%, #181c2b),
                    repeating-linear-gradient(45deg, #181c2b 25%, #111420 25%, #111420 75%, #181c2b 75%, #181c2b);
  background-position: 0 0, 10px 10px;
  background-size: 20px 20px;
}

.animator-stage.dark { background: #08090d; }
.animator-stage.light { background: #e2e8f0; }

.animator-stage img {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
}

.animator-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-md);
  flex-wrap: wrap;
}

.control-btn {
  background: var(--accent-purple);
  border: none;
  color: #fff;
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.slider-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.slider-group input[type="range"] {
  accent-color: var(--accent-purple);
}

.frame-thumb {
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-main);
  display: grid;
  place-items: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.15s;
}

.frame-thumb:hover {
  border-color: var(--accent-tentacle);
}

.frame-thumb.active {
  border-color: var(--accent-pink);
  box-shadow: 0 0 8px rgba(236, 72, 153, 0.4);
}

.frame-thumb img {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  max-width: 90%;
  max-height: 90%;
}

/* Tab 3: LaunchBox Media */
.media-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  overflow-y: auto;
  flex: 1;
}

.media-item-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.media-item-preview {
  height: 220px;
  background: var(--bg-main);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid #222;
}

.media-item-preview img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* Helper bar for keyboard navigation */
.shortcuts-helper-bar {
  background: #111420;
  border-bottom: 1px solid var(--border);
  padding: 0.35rem 1.5rem;
  font-size: 0.73rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.shortcuts-helper-bar strong {
  color: var(--text-main);
}

/* Card keyboard focus */
.char-card.keyboard-focused {
  border-color: var(--accent-tentacle);
  box-shadow: 0 0 12px var(--accent-tentacle-glow);
  transform: translateY(-2px);
}

.room-item-card.keyboard-focused {
  border-color: var(--accent-purple);
}

/* Copy buttons & Toast */
.btn-copy {
  background: rgba(46, 204, 113, 0.15) !important;
  border: 1px solid rgba(46, 204, 113, 0.4) !important;
  color: #2ecc71 !important;
  font-weight: 600;
  transition: all 0.2s ease;
  cursor: pointer;
}
.btn-copy:hover {
  background: rgba(46, 204, 113, 0.3) !important;
  border-color: #2ecc71 !important;
  color: #fff !important;
  transform: translateY(-1px);
}
.btn-copy.copied {
  background: #2ecc71 !important;
  color: #0b0d14 !important;
}

.toast-notify {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: #141724;
  color: #fff;
  border: 1px solid var(--accent-tentacle);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  font-size: 0.82rem;
  display: none;
  z-index: 999999;
}

/* Stage Canvas & Actor Positioning in Modal */
.anim-stage-canvas {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
  max-height: 100%;
  overflow: hidden;
}

.anim-stage-bg {
  max-width: 100%;
  max-height: 380px;
  object-fit: contain;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  user-select: none;
  pointer-events: none;
}

.anim-actor-container {
  position: relative;
  cursor: grab;
  user-select: none;
  display: inline-block;
  line-height: 0;
  transition: box-shadow 0.2s;
}
.anim-actor-container.in-stage {
  position: absolute;
  z-index: 10;
}
.anim-actor-container:hover {
  outline: 1px dashed rgba(46, 204, 113, 0.5);
}
.anim-actor-container:active {
  cursor: grabbing;
}
.anim-actor-container img {
  pointer-events: none;
  image-rendering: pixelated;
}

.anim-actor-handle {
  display: none;
  position: absolute;
  top: -18px;
  left: 0;
  background: rgba(11, 13, 20, 0.85);
  border: 1px solid var(--accent-tentacle);
  color: var(--accent-tentacle);
  font-size: 0.65rem;
  padding: 1px 6px;
  border-radius: 3px;
  pointer-events: none;
  white-space: nowrap;
}
.anim-actor-container.in-stage:hover .anim-actor-handle {
  display: block;
}

.anim-pos-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #141724;
  border: 1px solid var(--border);
  padding: 0.4rem 0.85rem;
  border-radius: 6px;
  font-size: 0.75rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ======================== AUDIO VAULT STYLES ======================== */
.audio-vault-header {
  margin-bottom: 1.25rem;
}

.vault-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.audio-subtabs {
  display: flex;
  gap: 0.5rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 4px;
  border-radius: var(--radius-md);
}

.audio-subtab {
  background: transparent;
  color: var(--text-muted);
  border: none;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.audio-subtab:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.audio-subtab.active {
  background: var(--accent-purple);
  color: #fff;
  box-shadow: 0 2px 10px var(--accent-purple-glow);
}

/* Synth Deck Card */
.synth-deck-card {
  background: linear-gradient(135deg, #161a29 0%, #1e1730 100%);
  border: 1px solid #3d2b63;
  border-radius: var(--radius-lg);
  padding: 1rem 1.5rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
}

.synth-deck-left {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 280px;
  flex: 1;
}

.synth-status-pill {
  background: #0f121d;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4px 10px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-tentacle);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.synth-deck-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  overflow: hidden;
}

.synth-track-title {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.synth-track-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.synth-deck-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  flex: 1.5;
  min-width: 280px;
}

.synth-transport-btns {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-transport {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-main);
  border-radius: 50%;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s;
}

.btn-transport:hover {
  border-color: var(--accent-purple);
  background: var(--bg-card);
}

.btn-transport-play {
  background: var(--accent-purple);
  border: none;
  color: #fff;
  border-radius: 20px;
  padding: 6px 18px;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 10px var(--accent-purple-glow);
}

.btn-transport-play:hover {
  filter: brightness(1.15);
}

.synth-timeline-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
}

.synth-time {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: monospace;
  min-width: 35px;
}

.synth-slider {
  flex: 1;
  accent-color: var(--accent-purple);
  cursor: pointer;
}

.synth-deck-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.synth-volume-box {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(0, 0, 0, 0.25);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.audio-filter-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

/* Music Cards Grid */
.audio-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 0.75rem;
}

.music-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  transition: all 0.2s;
}

.music-card:hover {
  background: var(--bg-card);
  border-color: var(--border-light);
  transform: translateY(-1px);
}

.music-card.playing {
  border-color: var(--accent-purple);
  background: #191428;
  box-shadow: 0 2px 12px var(--accent-purple-glow);
}

.music-card-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  overflow: hidden;
  flex: 1;
}

.music-card-btn-play {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--accent-purple);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.85rem;
  flex-shrink: 0;
  transition: all 0.2s;
}

.music-card.playing .music-card-btn-play {
  background: var(--accent-purple);
  color: #fff;
  border-color: var(--accent-purple);
}

.music-card-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.music-card-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.music-card-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
}

/* SFX Cards Grid */
.sfx-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.6rem;
}

.sfx-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  transition: all 0.15s;
}

.sfx-card:hover {
  background: var(--bg-card);
  border-color: var(--border-light);
}

.sfx-card.playing {
  border-color: var(--accent-tentacle);
  background: #0f211c;
}

.sfx-play-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--accent-tentacle);
  border-radius: 4px;
  padding: 3px 8px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.sfx-play-btn:hover {
  background: var(--accent-tentacle);
  color: #000;
}

/* ==========================================================================
   PERMANENT PIXEL-PERFECT FIX: Room Thumbnails & Integer Scaling
   ========================================================================== */
.room-list-scroll {
  overflow-x: hidden !important;
  overflow-y: auto !important;
}

.room-item-row,
.room-item-card {
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
  overflow: hidden !important;
  background: var(--bg-card, #1b1f2e);
  border: 1px solid var(--border, #282e42);
  border-radius: var(--radius-sm, 6px);
  padding: 0.5rem;
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.room-item-row:hover,
.room-item-card:hover {
  background: var(--bg-card-hover, #24293d);
  border-color: var(--border-light, #3b425d);
}

.room-item-row.active,
.room-item-card.selected,
.room-item-card.active {
  background: rgba(121, 82, 179, 0.2) !important;
  border-color: var(--accent-purple, #a855f7) !important;
  box-shadow: 0 0 10px rgba(168, 85, 247, 0.25);
}

.room-thumb-box {
  width: 100% !important;
  max-width: 100% !important;
  overflow: hidden !important;
  border-radius: 4px;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.room-thumb-box img,
.room-item-row img,
img.room-thumb {
  width: 100% !important;
  max-width: 100% !important;
  height: auto !important;
  max-height: 120px !important;
  object-fit: cover !important;
  display: block !important;
  image-rendering: pixelated !important;
  image-rendering: crisp-edges !important;
}

.room-item-info,
.room-item-meta {
  width: 100% !important;
  box-sizing: border-box !important;
  overflow: hidden !important;
}

.room-item-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-main, #f0f3f8);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.room-item-sub {
  font-size: 0.72rem;
  color: var(--text-muted, #8b95b5);
}

.stage-viewport {
  flex: 1;
  overflow: auto !important;
  position: relative;
  background: #07090e;
  display: flex !important;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  box-sizing: border-box;
}

.canvas-wrapper {
  margin: auto !important;
  flex-shrink: 0;
  position: relative;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.9);
  border: 2px solid #282e42;
  background: #000;
  transition: width 0.1s ease-out, height 0.1s ease-out;
}

.canvas-wrapper img#stage-bg,
.canvas-wrapper img#scene-img,
.canvas-wrapper img.scene-img,
#stage-bg,
#scene-img {
  width: 100% !important;
  height: 100% !important;
  display: block;
  image-rendering: pixelated !important;
  image-rendering: crisp-edges !important;
}

.stage-objects-layer,
#stage-objects-layer,
#overlay-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.obj-hotspot,
.object-box {
  position: absolute;
  border: 1.5px dashed rgba(16, 185, 129, 0.85);
  background: rgba(16, 185, 129, 0.18);
  cursor: pointer;
  pointer-events: auto;
  box-sizing: border-box;
  transition: all 0.12s ease;
}

.obj-hotspot:hover,
.obj-hotspot.highlight,
.object-box:hover,
.object-box.active {
  background: rgba(245, 158, 11, 0.45) !important;
  border-color: #f59e0b !important;
  border-style: solid !important;
  z-index: 10;
}

/* ==========================================================================
   Dual Audio Synth Engine Selector
   ========================================================================== */
.synth-engine-switch-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1rem;
  background: var(--bg-surface, #141722);
  border: 1px solid var(--border, #282e42);
  border-radius: var(--radius-md, 8px);
  margin-bottom: 0.75rem;
}

.engine-switch-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-main, #f0f3f8);
  white-space: nowrap;
}

.engine-btn-group {
  display: flex;
  gap: 0.4rem;
}

.btn-engine {
  background: var(--bg-card, #1b1f2e);
  color: var(--text-muted, #8b95b5);
  border: 1px solid var(--border, #282e42);
  padding: 5px 14px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-engine:hover {
  background: var(--bg-card-hover, #24293d);
  color: #fff;
  border-color: var(--border-light, #3b425d);
}

.btn-engine.active {
  background: rgba(147, 51, 234, 0.25) !important;
  color: #fff !important;
  border-color: var(--accent-purple, #a855f7) !important;
  box-shadow: 0 0 10px rgba(168, 85, 247, 0.35);
}

.engine-status-badge {
  font-size: 0.75rem;
  color: var(--text-muted, #8b95b5);
  margin-left: auto;
  white-space: nowrap;
}


/* ==========================================================================
   PERMANENT COMPREHENSIVE UI POLISH: Thumbnails, Costumes, Audio & Cards
   ========================================================================== */

/* Room Thumbnails & Sidebar List */
.room-list-scroll, #room-list-scroll {
  overflow-x: hidden !important;
  overflow-y: auto !important;
}

.room-item-row,
.room-item-card {
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
  overflow: hidden !important;
  background: var(--bg-card, #1b1f2e) !important;
  border: 1px solid var(--border, #282e42) !important;
  border-radius: var(--radius-sm, 6px) !important;
  padding: 0.5rem !important;
  cursor: pointer !important;
  transition: all 0.15s ease !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 0.35rem !important;
  flex-shrink: 0 !important;
  min-height: fit-content !important;
}

.room-item-row:hover,
.room-item-card:hover {
  background: var(--bg-card-hover, #24293d) !important;
  border-color: var(--border-light, #3b425d) !important;
}

.room-item-row.active,
.room-item-card.selected,
.room-item-card.active {
  background: rgba(121, 82, 179, 0.2) !important;
  border-color: var(--accent-purple, #a855f7) !important;
  box-shadow: 0 0 10px rgba(168, 85, 247, 0.25) !important;
}

.room-thumb-box {
  width: 100% !important;
  max-width: 100% !important;
  height: 90px !important;
  min-height: 90px !important;
  overflow: hidden !important;
  border-radius: 4px !important;
  background: #0b0d14 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  flex-shrink: 0 !important;
}

.room-thumb-box img,
.room-item-row img,
img.room-thumb {
  width: 100% !important;
  max-width: 100% !important;
  height: 100% !important;
  max-height: 90px !important;
  object-fit: cover !important;
  display: block !important;
  image-rendering: pixelated !important;
  image-rendering: crisp-edges !important;
}

.room-item-info,
.room-item-meta {
  width: 100% !important;
  box-sizing: border-box !important;
  overflow: hidden !important;
}

.room-item-title {
  font-size: 0.82rem !important;
  font-weight: 600 !important;
  color: var(--text-main, #f0f3f8) !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

.room-item-sub {
  font-size: 0.72rem !important;
  color: var(--text-muted, #8b95b5) !important;
}

/* Character & Costume Cards Grid */
.char-list-scroll, #char-list-scroll {
  display: grid !important;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)) !important;
  gap: 0.6rem !important;
  padding: 0.6rem !important;
  overflow-y: auto !important;
  align-content: start !important;
}

.char-item-row,
.char-item-card {
  background: var(--bg-card, #1b1f2e) !important;
  border: 1px solid var(--border, #282e42) !important;
  border-radius: var(--radius-sm, 6px) !important;
  padding: 0.5rem !important;
  cursor: pointer !important;
  transition: all 0.15s ease !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  text-align: center !important;
  gap: 0.4rem !important;
  box-sizing: border-box !important;
  min-width: 0 !important;
  flex-shrink: 0 !important;
}

.char-item-row:hover,
.char-item-card:hover {
  background: var(--bg-card-hover, #24293d) !important;
  border-color: var(--border-light, #3b425d) !important;
  transform: translateY(-2px) !important;
}

.char-item-row.active,
.char-item-card.selected,
.char-item-card.active {
  background: rgba(121, 82, 179, 0.25) !important;
  border-color: var(--accent-purple, #a855f7) !important;
  box-shadow: 0 0 10px rgba(168, 85, 247, 0.25) !important;
}

.char-thumb-box {
  width: 100% !important;
  height: 80px !important;
  background: #0b0d14 !important;
  border-radius: 4px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  overflow: hidden !important;
  flex-shrink: 0 !important;
}

.char-thumb-box img,
.char-item-row img,
.char-item-card img,
img.char-thumb {
  max-width: 100% !important;
  max-height: 75px !important;
  object-fit: contain !important;
  image-rendering: pixelated !important;
  image-rendering: crisp-edges !important;
}

.char-item-info {
  width: 100% !important;
  overflow: hidden !important;
}

.char-item-title {
  font-size: 0.8rem !important;
  font-weight: 700 !important;
  color: var(--text-main, #f0f3f8) !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

.char-item-meta {
  font-size: 0.7rem !important;
  color: var(--text-muted, #8b95b5) !important;
}

/* Audio & Music Tracks List */
.audio-list-scroll, #music-list-scroll, #sfx-list-scroll {
  display: flex !important;
  flex-direction: column !important;
  gap: 0.6rem !important;
  padding: 0.5rem !important;
  overflow-y: auto !important;
}

.audio-item-row {
  background: var(--bg-surface, #1b1f2e) !important;
  border: 1px solid var(--border, #282e42) !important;
  border-radius: var(--radius-md, 8px) !important;
  padding: 0.75rem 1rem !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 0.75rem !important;
  transition: all 0.2s ease !important;
  cursor: pointer !important;
}

.audio-item-row:hover {
  background: var(--bg-card-hover, #24293d) !important;
  border-color: var(--border-light, #3b425d) !important;
  transform: translateY(-1px) !important;
}

.audio-item-row.active {
  background: #191428 !important;
  border-color: var(--accent-purple, #a855f7) !important;
  box-shadow: 0 2px 12px rgba(168, 85, 247, 0.25) !important;
}

.audio-item-left {
  display: flex !important;
  align-items: center !important;
  gap: 0.75rem !important;
  overflow: hidden !important;
  flex: 1 !important;
}

.btn-play-audio {
  background: var(--bg-card, #23293b) !important;
  border: 1px solid var(--border, #282e42) !important;
  color: var(--accent-purple, #a855f7) !important;
  border-radius: 50% !important;
  width: 34px !important;
  height: 34px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  cursor: pointer !important;
  font-size: 0.85rem !important;
  flex-shrink: 0 !important;
  transition: all 0.2s ease !important;
}

.audio-item-row.active .btn-play-audio,
.btn-play-audio:hover {
  background: var(--accent-purple, #a855f7) !important;
  color: #fff !important;
  border-color: var(--accent-purple, #a855f7) !important;
}

.audio-item-meta {
  min-width: 0 !important;
  overflow: hidden !important;
  flex: 1 !important;
}

.audio-item-title {
  font-size: 0.88rem !important;
  font-weight: 700 !important;
  color: var(--text-main, #f0f3f8) !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

.audio-item-sub {
  font-size: 0.74rem !important;
  color: var(--text-muted, #8b95b5) !important;
  margin-top: 2px !important;
}

.btn-copy-tiny {
  background: var(--bg-card, #23293b) !important;
  border: 1px solid var(--border, #282e42) !important;
  color: var(--text-muted, #8b95b5) !important;
  border-radius: 4px !important;
  padding: 0.35rem 0.6rem !important;
  font-size: 0.78rem !important;
  cursor: pointer !important;
  transition: all 0.15s ease !important;
  flex-shrink: 0 !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.3rem !important;
}

.btn-copy-tiny:hover {
  background: var(--bg-card-hover, #2e354d) !important;
  color: #fff !important;
  border-color: var(--accent-purple, #a855f7) !important;
}