/* =============================================================================
   CUBE EDITOR - Minimal Design
   ============================================================================= */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&family=Inter:wght@400;500;600&display=swap');

:root {
  /* Simplified palette - just 3 background shades */
  --bg-base: #0f1115;
  --bg-surface: #16181d;
  --bg-hover: #1e2128;

  /* Accent - single teal */
  --accent: #14b8a6;

  /* Status */
  --success: #22c55e;
  --warning: #eab308;
  --danger: #ef4444;

  /* Text - 3 levels only */
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #475569;

  /* Single border color */
  --border: rgba(255, 255, 255, 0.08);

  /* Typography */
  --font-sans: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Minimal spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
}

/* Reset */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-base);
  color: var(--text-primary);
  overflow: hidden;
  font-size: 13px;
}

/* =============================================================================
   LAYOUT
   ============================================================================= */

.editor-container {
  display: grid;
  grid-template-rows: 44px 1fr;
  height: 100vh;
}

.main-content {
  display: grid;
  grid-template-columns: 1fr 60vw 1fr;
  grid-template-areas: "sidebar main-editor properties";
  height: 100%;
}

/* =============================================================================
   TOOLBAR - Simple bar
   ============================================================================= */

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-surface);
  padding: 0 var(--space-4);
  border-bottom: 1px solid var(--border);
}

.toolbar-left, .toolbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Auto-save indicator */
.auto-save-indicator {
  font-size: 11px;
  color: var(--success);
  padding: 4px 8px;
  border-radius: 4px;
  background: rgba(76, 175, 80, 0.1);
  transition: all 0.3s ease;
}

.auto-save-indicator.saving {
  color: var(--warning);
  background: rgba(255, 152, 0, 0.1);
}

.level-name-editor {
  display: flex;
  align-items: center;
}

#level-name-display {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  padding: var(--space-1) var(--space-2);
  border-radius: 4px;
  transition: background 0.2s, color 0.2s;
}

#level-name-display:hover {
  color: var(--accent);
  background: var(--bg-elevated);
}

#level-name-display::after {
  content: ' ✏️';
  font-size: 12px;
  opacity: 0;
  transition: opacity 0.2s;
}

#level-name-display:hover::after {
  opacity: 0.7;
}

#level-name-input {
  font-size: 14px;
  font-weight: 600;
  padding: var(--space-1) var(--space-2);
  border: 1px solid var(--accent);
  background: var(--bg-base);
  color: var(--text-primary);
  outline: none;
}

/* =============================================================================
   BUTTONS - Flat, minimal
   ============================================================================= */

.btn {
  padding: 6px 12px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}

.btn:hover {
  color: var(--text-primary);
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-success {
  background: var(--success);
  color: white;
}

.btn-success:hover {
  opacity: 0.9;
}

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-danger:hover {
  opacity: 0.9;
}

.btn-outline {
  border: 1px solid var(--border);
}

.btn-small {
  padding: 4px 8px;
  font-size: 11px;
}

/* =============================================================================
   MODE TOGGLE - Minimal pill
   ============================================================================= */

.mode-buttons-container {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  gap: 0;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px;
}

.mode-btn {
  padding: 6px 14px;
  border: none;
  border-radius: 2px;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}

.mode-btn:hover {
  color: var(--text-secondary);
}

.mode-btn.active {
  background: var(--bg-hover);
  color: var(--text-primary);
}

/* Render mode toggle */
.render-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  margin-left: 8px;
  border-left: 1px solid var(--border);
  cursor: pointer;
}

.render-toggle input {
  width: 14px;
  height: 14px;
  accent-color: var(--accent);
  cursor: pointer;
}

.render-toggle .toggle-label {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

.render-toggle:hover .toggle-label {
  color: var(--text-secondary);
}

.render-toggle input:checked + .toggle-label {
  color: var(--accent);
}

/* =============================================================================
   SIDEBAR
   ============================================================================= */

.sidebar {
  grid-area: sidebar;
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  overflow: hidden;
}

/* Tile Palette */
.tile-palette {
  flex: 1 1 55%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.tile-types {
  padding: var(--space-3);
  border-bottom: 1px solid var(--border);
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.tile-types h3,
.stage-header h3 {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}

/* Tile Grid - 3 columns */
.tile-grid-2col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  overflow-y: auto;
  flex: 1;
  padding: 4px;
}

.tile-item-2col {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4px 2px;
  border-radius: 4px;
  cursor: pointer;
}

.tile-item-2col:hover {
  background: rgba(255, 255, 255, 0.05);
}

.tile-label {
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 500;
  color: var(--text-muted);
  text-align: center;
  margin-top: 2px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.tile-item-2col:hover .tile-label {
  color: var(--text-secondary);
}

/* Tile Buttons - Isometric cube icons */
.tile {
  width: 72px;
  height: 72px;
  border: none;
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}

.tile.selected {
  background: rgba(20, 184, 166, 0.15);
}

.tile-item-2col:has(.tile.selected) {
  background: rgba(20, 184, 166, 0.1);
  outline: 1px solid var(--accent);
}

.tile-item-2col:has(.tile.selected) .tile-label {
  color: var(--accent);
}

.tile canvas {
  display: block;
}

/* Tile preview images in palette */
.tile img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  image-rendering: auto;
}

/* =============================================================================
   STAGE MANAGEMENT
   ============================================================================= */

.stage-management {
  flex: 1 1 45%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: var(--space-3);
}

.stage-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2);
}

.stage-preview-container {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.stage-list-compact {
  overflow-y: auto;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-2) 0;
}

/* Stacked Stage Items - Pure isometric stack */
.stage-item {
  position: relative;
  cursor: pointer;
  margin-bottom: -12px;
  z-index: 1;
}

.stage-item:last-child {
  margin-bottom: 0;
}

.stage-item.selected {
  z-index: 5;
}

/* Stage 3D Preview */
.stage-preview {
  position: relative;
}

.stage-preview-img {
  width: 130px;
  height: auto;
  display: block;
  opacity: 0.7;
}

.stage-item.selected .stage-preview-img {
  opacity: 1;
}

/* Stage number indicator */
.stage-item::after {
  content: attr(data-stage-index);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.5);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
  pointer-events: none;
}

.stage-item.selected::after {
  color: var(--accent);
}

/* Stage delete button */
.stage-delete-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 20px;
  height: 20px;
  border: 1px solid rgba(255, 100, 100, 0.5);
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.7);
  color: rgba(255, 100, 100, 0.8);
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s, background 0.15s, color 0.15s;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stage-item:hover .stage-delete-btn {
  opacity: 1;
}

.stage-delete-btn:hover {
  background: rgba(255, 60, 60, 0.9);
  border-color: #ff4444;
  color: white;
}

/* =============================================================================
   MAIN EDITOR AREA
   ============================================================================= */

.main-editor {
  grid-area: main-editor;
  background: var(--bg-base);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Grid Controls - Inline, no box */
.grid-controls {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
}

.grid-controls label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 11px;
}

.grid-controls input {
  width: 48px;
  padding: 4px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 12px;
  text-align: center;
}

.grid-controls input:focus {
  outline: none;
  border-color: var(--accent);
}

/* Zoom Controls */
.zoom-controls {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  padding-left: var(--space-4);
  border-left: 1px solid var(--border);
}

.zoom-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  border-radius: 4px;
  transition: all 0.15s ease;
}

.zoom-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--accent);
}

.zoom-btn:active {
  background: var(--accent);
  color: white;
}

.zoom-reset {
  font-size: 14px;
  margin-left: 4px;
}

#zoom-level {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-secondary);
  min-width: 40px;
  text-align: center;
}

.zoom-separator {
  color: var(--border);
  margin: 0 4px;
}

/* Minimap */
.editor-minimap {
  position: absolute;
  bottom: 10px;
  right: 10px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 4px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  transition: opacity 0.2s ease;
}

.editor-minimap:hover {
  border-color: var(--accent);
}

/* Grid Container */
.grid-container {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--space-2);
  overflow: hidden;
}

/* Isometric Editor Canvas Container */
#editor-grid {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
}

/* Isometric Canvas */
.isometric-canvas {
  display: block;
  border-radius: 4px;
  cursor: crosshair;
}

/* =============================================================================
   PROPERTIES PANEL
   ============================================================================= */

.properties-panel {
  grid-area: properties;
  background: var(--bg-surface);
  border-left: 1px solid var(--border);
  padding: var(--space-4);
  overflow-y: auto;
}

.panel-section {
  margin-bottom: var(--space-5);
}

.panel-section h4 {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border);
}

#selected-tile-info {
  font-size: 13px;
  color: var(--text-secondary);
}

/* Hovered Tile Info */
#hovered-tile-info {
  font-size: 12px;
  color: var(--text-secondary);
}

.hover-empty {
  color: var(--text-muted);
  font-style: italic;
  font-size: 11px;
}

.hover-tile-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hover-coords {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--accent);
  font-weight: 600;
}

.hover-name {
  font-weight: 500;
  color: var(--text-primary);
}

.hover-code {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  background: var(--bg-hover);
  padding: 2px 6px;
  border-radius: 3px;
  display: inline-block;
  width: fit-content;
}

.hover-config {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Stage Stats */
#stage-stats-panel {
  font-size: 12px;
}

.stats-empty {
  color: var(--text-muted);
  font-style: italic;
  font-size: 11px;
}

.stats-header {
  display: flex;
  justify-content: space-between;
  padding-bottom: 8px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.stats-header span:first-child {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--accent);
}

.stats-header span:last-child {
  color: var(--text-muted);
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
}

.stat-item {
  display: flex;
  justify-content: space-between;
  padding: 3px 6px;
  background: var(--bg-hover);
  border-radius: 3px;
}

.stat-type {
  color: var(--text-secondary);
  font-size: 11px;
}

.stat-count {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-primary);
  font-size: 11px;
}

/* Tile Config Panel */
#tile-config-panel {
  font-size: 13px;
  color: var(--text-secondary);
}

.config-section p {
  color: var(--text-muted);
  font-style: italic;
  font-size: 12px;
}

.config-group {
  margin: var(--space-3) 0;
}

.config-group label {
  display: block;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  font-size: 12px;
}

.config-group .config-buttons {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.config-group .config-btn {
  flex: 1;
  min-width: 40px;
  padding: 6px 8px;
  border: none;
  background: var(--bg-hover);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 11px;
  text-align: center;
}

.config-group .config-btn:hover {
  background: var(--accent);
  color: white;
}

.config-group .config-btn.selected {
  background: var(--accent);
  color: white;
}

/* Image-based config buttons for tile variants */
.config-buttons.tile-variants {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(48px, 1fr));
  gap: 6px;
}

.config-btn.tile-variant {
  width: 48px;
  height: 48px;
  padding: 4px;
  border: 2px solid var(--border);
  border-radius: 6px;
  background: var(--bg-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.config-btn.tile-variant:hover {
  border-color: var(--accent);
  background: var(--bg-hover);
  transform: scale(1.05);
}

.config-btn.tile-variant.selected {
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 0 8px rgba(78, 205, 196, 0.5);
}

.config-btn.tile-variant img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  image-rendering: pixelated;
}

.config-btn.tile-variant .variant-label {
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 8px;
  color: var(--text-muted);
  background: rgba(0, 0, 0, 0.7);
  padding: 1px 4px;
  border-radius: 2px;
  white-space: nowrap;
}

.config-btn.tile-variant.selected .variant-label {
  color: white;
}

/* Fallback for missing images */
.config-btn.tile-variant .fallback-emoji {
  font-size: 24px;
}

/* Validation Status - Just text */
#validation-status {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-secondary);
}

.validation-status.valid { color: var(--success); }
.validation-status.invalid { color: var(--warning); }

/* =============================================================================
   MODALS - Clean, minimal
   ============================================================================= */

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 10000;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--bg-surface);
  padding: var(--space-5);
  border: 1px solid var(--border);
  max-width: 90%;
  max-height: 90%;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.btn-close {
  width: 28px;
  height: 28px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
}

.btn-close:hover {
  color: var(--danger);
}

.modal-buttons {
  display: flex;
  gap: var(--space-2);
  justify-content: flex-end;
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--border);
}

/* Load Modal */
.load-modal-enhanced {
  max-width: 600px;
  width: 100%;
}

.load-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.load-section {
  padding: var(--space-3) 0;
}

.load-section:not(:last-child) {
  border-bottom: 1px solid var(--border);
}

.load-section h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.load-section .help-text {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}

.levels-filter {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.search-input {
  flex: 1;
  padding: 6px 10px;
  border: 1px solid var(--border);
  background: var(--bg-base);
  color: var(--text-primary);
  font-size: 12px;
}

.search-input:focus {
  outline: none;
  border-color: var(--accent);
}

/* Levels Grid */
.levels-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
  max-height: 250px;
  overflow-y: auto;
}

.level-card {
  padding: var(--space-3);
  background: var(--bg-base);
  border: 1px solid var(--border);
  cursor: pointer;
}

.level-card:hover {
  border-color: var(--accent);
}

.level-card h4 {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.level-card .level-meta {
  font-size: 11px;
  color: var(--text-muted);
}

.level-card-actions {
  display: flex;
  gap: var(--space-1);
  margin-top: var(--space-2);
}

/* Save Modal */
.save-modal-enhanced {
  max-width: 450px;
  width: 100%;
}

.save-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-group label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  padding: 8px 10px;
  border: 1px solid var(--border);
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13px;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.save-preview {
  padding: var(--space-3);
  background: var(--bg-base);
  margin: var(--space-3) 0;
  border-radius: 4px;
}

.pack-info {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.pack-icon {
  font-size: 24px;
}

.pack-details h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.pack-meta {
  font-size: 12px;
  color: var(--text-muted);
}

/* Save Modal 3D Thumbnail */
.save-thumbnail-container {
  margin-top: var(--space-3);
}

.save-thumbnail-container canvas {
  border-radius: 4px;
  display: block;
}

.save-info {
  padding: var(--space-3);
  background: var(--bg-base);
  display: flex;
  gap: var(--space-2);
  font-size: 12px;
  color: var(--text-secondary);
}

/* Alert Modal */
.alert-modal-content {
  max-width: 400px;
  width: 100%;
}

.modal-body {
  padding: var(--space-3) 0;
  color: var(--text-secondary);
}

.modal-body p {
  margin-bottom: var(--space-2);
}

.modal-footer {
  display: flex;
  gap: var(--space-2);
  justify-content: flex-end;
}

.warning-message {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-3);
  background: rgba(239, 68, 68, 0.1);
  color: var(--text-primary);
}

.warning-icon {
  font-size: 24px;
}

/* =============================================================================
   TILE INFO - Typography based
   ============================================================================= */

.tile-info {
  line-height: 1.6;
}

.tile-info .info-mode {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.tile-info .info-mode.create { color: var(--accent); }
.tile-info .info-mode.edit { color: #f59e0b; }
.tile-info .info-mode.selected { color: #3b82f6; }

.tile-info .info-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.tile-info .info-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: var(--space-2);
}

.tile-info .info-desc {
  font-size: 12px;
  color: var(--text-secondary);
}

/* =============================================================================
   VALIDATION - Typography based
   ============================================================================= */

.validation-result {
  line-height: 1.6;
}

.validation-result .validation-status-text {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.validation-result .validation-status-text.valid { color: var(--success); }
.validation-result .validation-status-text.invalid { color: var(--danger); }

.validation-result .validation-list {
  list-style: none;
  font-size: 12px;
  color: var(--text-secondary);
}

.validation-result .validation-item {
  margin-bottom: var(--space-1);
  padding-left: var(--space-3);
  position: relative;
}

.validation-result .validation-item::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--danger);
}

/* Override container */
#validation-status {
  padding: 0;
  background: transparent;
  border: none;
}

/* =============================================================================
   RESPONSIVE
   ============================================================================= */

@media (max-width: 1024px) {
  .main-content {
    grid-template-columns: 180px 1fr 160px;
  }
}

@media (max-width: 768px) {
  .main-content {
    grid-template-columns: 1fr;
    grid-template-areas:
      "main-editor"
      "sidebar"
      "properties";
  }

  .sidebar, .properties-panel {
    border: none;
    border-top: 1px solid var(--border);
  }
}

/* =============================================================================
   SCROLLBARS
   ============================================================================= */

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}