/* ============================================
   BUILDER.CSS — Scene Builder editor styles
   ============================================ */

/* --- Overlay (full-screen, covers terminal) --- */
.builder-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 150;
  background: var(--bg-primary);
  display: flex;
  flex-direction: column;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

/* --- Toolbar --- */
.builder-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 16px;
  background: var(--bg-header);
  border-bottom: 1px solid var(--border-bright);
  flex-shrink: 0;
  user-select: none;
}

.builder-title {
  font-size: var(--font-size-header);
  letter-spacing: 2px;
  text-shadow: 0 0 4px var(--glow-primary);
}

.builder-dirty-indicator {
  color: var(--text-accent);
  margin-left: 8px;
  opacity: 0;
  transition: opacity 0.2s;
}

.builder-dirty-indicator.visible {
  opacity: 1;
}

.builder-toolbar-actions {
  display: flex;
  gap: 6px;
  align-items: center;
}

.builder-btn {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: var(--font-size-system);
  padding: 4px 10px;
  cursor: pointer;
  letter-spacing: 1px;
  transition: color 0.1s, border-color 0.1s;
}

.builder-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-bright);
  text-shadow: 0 0 4px var(--glow-primary);
}

.builder-btn:focus-visible {
  outline: 1px solid var(--text-primary);
  outline-offset: 2px;
}

.builder-btn-close {
  color: var(--text-accent);
  border-color: rgba(255, 0, 64, 0.3);
}

.builder-btn-close:hover {
  border-color: var(--text-accent);
  text-shadow: 0 0 4px var(--glow-accent);
}

/* --- Main Layout (two columns) --- */
.builder-main {
  flex: 1;
  display: flex;
  overflow: hidden;
}

/* --- Scene List Panel (left sidebar) --- */
.builder-panel-list {
  width: 260px;
  min-width: 200px;
  background: var(--bg-terminal);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
}

.builder-list-header {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-header);
  flex-shrink: 0;
}

.builder-search {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: var(--font-size-system);
  padding: 4px 8px;
  outline: none;
}

.builder-search:focus {
  border-color: var(--border-bright);
  box-shadow: 0 0 4px var(--glow-primary);
}

.builder-search::placeholder {
  color: var(--text-dimmed);
}

.builder-scene-items {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0;
}

.builder-scene-items::-webkit-scrollbar {
  width: 4px;
}

.builder-scene-items::-webkit-scrollbar-thumb {
  background: var(--text-dimmed);
}

.builder-scene-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  cursor: pointer;
  font-size: var(--font-size-system);
  color: var(--text-secondary);
  border-left: 2px solid transparent;
  transition: background 0.1s, color 0.1s;
}

.builder-scene-item:hover {
  background: var(--choice-hover-bg);
  color: var(--text-primary);
}

.builder-scene-item.selected {
  background: var(--choice-hover-bg);
  color: var(--text-primary);
  border-left-color: var(--text-primary);
}

.builder-scene-status {
  flex-shrink: 0;
  font-size: 10px;
}

.builder-scene-id {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.builder-scene-count {
  color: var(--text-dimmed);
  font-size: 10px;
  flex-shrink: 0;
}

.builder-list-footer {
  padding: 8px 12px;
  border-top: 1px solid var(--border-header);
  flex-shrink: 0;
  display: flex;
  gap: 4px;
}

.builder-list-footer .builder-btn {
  flex: 1;
  text-align: center;
}

/* --- Scene Editor Panel (right main area) --- */
.builder-panel-editor {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 16px 20px;
  background: var(--bg-terminal);
}

.builder-panel-editor::-webkit-scrollbar {
  width: 6px;
}

.builder-panel-editor::-webkit-scrollbar-thumb {
  background: var(--text-dimmed);
}

.builder-empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-dimmed);
  font-size: var(--font-size-narrator);
  text-align: center;
}

/* Editor sections */
.builder-section {
  margin-bottom: 20px;
}

.builder-section-title {
  font-size: var(--font-size-system);
  color: var(--text-dimmed);
  letter-spacing: 2px;
  margin-bottom: 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border-header);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Form fields */
.builder-field {
  margin-bottom: 10px;
}

.builder-field-label {
  display: block;
  font-size: var(--font-size-system);
  color: var(--text-dimmed);
  margin-bottom: 4px;
  letter-spacing: 1px;
}

.builder-input {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: var(--font-size-narrator);
  padding: 6px 8px;
  outline: none;
}

.builder-input:focus {
  border-color: var(--border-bright);
  box-shadow: 0 0 4px var(--glow-primary);
}

.builder-input.error {
  border-color: var(--text-error);
  box-shadow: 0 0 4px var(--glow-accent);
}

.builder-select {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: var(--font-size-narrator);
  padding: 6px 8px;
  outline: none;
  cursor: pointer;
}

.builder-select:focus {
  border-color: var(--border-bright);
}

.builder-select option {
  background: var(--bg-primary);
  color: var(--text-primary);
}

/* Textarea (for paragraphs) */
.builder-textarea {
  width: 100%;
  min-height: 60px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: var(--font-size-narrator);
  padding: 6px 8px;
  outline: none;
  resize: vertical;
  line-height: var(--line-height);
}

.builder-textarea:focus {
  border-color: var(--border-bright);
  box-shadow: 0 0 4px var(--glow-primary);
}

/* Paragraph list */
.builder-paragraph {
  display: flex;
  gap: 6px;
  margin-bottom: 6px;
  align-items: flex-start;
}

.builder-paragraph-num {
  color: var(--text-dimmed);
  font-size: var(--font-size-system);
  padding-top: 8px;
  flex-shrink: 0;
  min-width: 20px;
}

.builder-paragraph .builder-textarea {
  flex: 1;
}

.builder-paragraph-actions {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-top: 4px;
}

.builder-icon-btn {
  background: none;
  border: 1px solid transparent;
  color: var(--text-dimmed);
  font-family: var(--font-mono);
  font-size: var(--font-size-system);
  padding: 2px 4px;
  cursor: pointer;
  line-height: 1;
}

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

.builder-icon-btn.danger:hover {
  color: var(--text-error);
  border-color: var(--text-error);
}

/* Effect rows */
.builder-effect-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
  font-size: var(--font-size-narrator);
}

.builder-effect-var {
  color: var(--text-secondary);
  min-width: 120px;
}

.builder-effect-sign {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: var(--font-size-narrator);
  width: 36px;
  text-align: center;
  padding: 2px;
  cursor: pointer;
  outline: none;
}

.builder-effect-val {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: var(--font-size-narrator);
  width: 48px;
  text-align: center;
  padding: 2px 4px;
  outline: none;
}

.builder-effect-val:focus,
.builder-effect-sign:focus {
  border-color: var(--border-bright);
}

/* --- Choice Cards --- */
.builder-choice-card {
  border: 1px solid var(--border-color);
  padding: 8px 10px;
  margin-bottom: 6px;
  cursor: pointer;
  transition: border-color 0.1s;
}

.builder-choice-card:hover {
  border-color: var(--border-bright);
}

.builder-choice-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.builder-choice-num {
  color: var(--text-dimmed);
  font-size: var(--font-size-system);
}

.builder-choice-text-preview {
  color: var(--text-primary);
  font-size: var(--font-size-narrator);
}

.builder-choice-meta {
  display: flex;
  gap: 12px;
  font-size: var(--font-size-system);
  color: var(--text-dimmed);
}

.builder-choice-target {
  color: var(--text-secondary);
}

.builder-choice-effects {
  color: var(--text-warn);
}

.builder-choice-lock {
  color: var(--text-accent);
}

.builder-choice-actions {
  display: flex;
  gap: 4px;
}

/* --- Achievement Cards --- */
.builder-achievement-card {
  border: 1px solid var(--border-color);
  padding: 8px 10px;
  margin-bottom: 6px;
  cursor: pointer;
  transition: border-color 0.1s;
}

.builder-achievement-card:hover {
  border-color: var(--border-bright);
}

.builder-achievement-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2px;
}

.builder-achievement-name {
  color: var(--text-primary);
  font-size: var(--font-size-narrator);
  letter-spacing: 1px;
}

.builder-achievement-id {
  color: var(--text-dimmed);
  font-size: var(--font-size-system);
  margin-bottom: 2px;
}

.builder-achievement-actions {
  display: flex;
  gap: 4px;
}

.builder-achievement-desc {
  color: var(--text-secondary);
  font-size: var(--font-size-system);
  margin-bottom: 4px;
}

.builder-achievement-meta {
  display: flex;
  gap: 10px;
  font-size: var(--font-size-system);
  color: var(--text-dimmed);
}

.builder-achievement-hidden {
  color: var(--text-warn);
}

.builder-achievement-narrator {
  color: var(--text-accent);
  font-style: italic;
}

/* --- Modals --- */
.builder-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
}

.builder-modal {
  background: var(--bg-terminal);
  border: 1px solid var(--border-bright);
  max-width: 600px;
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 0 20px var(--glow-primary), 0 0 60px rgba(0, 0, 0, 0.5);
}

.builder-modal::-webkit-scrollbar {
  width: 4px;
}

.builder-modal::-webkit-scrollbar-thumb {
  background: var(--text-dimmed);
}

.builder-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-header);
}

.builder-modal-title {
  font-size: var(--font-size-header);
  letter-spacing: 2px;
  text-shadow: 0 0 4px var(--glow-primary);
}

.builder-modal-body {
  padding: 16px;
}

.builder-modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--border-header);
}

/* --- Validation Report --- */
.builder-validation-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 0;
  font-size: var(--font-size-narrator);
  border-bottom: 1px solid var(--border-header);
}

.builder-validation-item:last-child {
  border-bottom: none;
}

.builder-validation-icon {
  flex-shrink: 0;
  font-size: 14px;
}

.builder-validation-msg {
  flex: 1;
  color: var(--text-secondary);
}

.builder-validation-fix {
  flex-shrink: 0;
}

.validation-error .builder-validation-msg {
  color: var(--text-error);
}

.validation-warning .builder-validation-msg {
  color: var(--text-warn);
}

.validation-ok .builder-validation-msg {
  color: var(--text-ok);
}

/* --- Export Dialog --- */
.builder-export-group {
  margin-bottom: 16px;
}

.builder-export-group-title {
  font-size: var(--font-size-system);
  color: var(--text-dimmed);
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.builder-radio-row,
.builder-check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  font-size: var(--font-size-narrator);
  color: var(--text-secondary);
  cursor: pointer;
}

.builder-radio-row:hover,
.builder-check-row:hover {
  color: var(--text-primary);
}

.builder-radio-row input,
.builder-check-row input {
  accent-color: var(--text-primary);
}

/* --- Graph Panel --- */
.builder-graph-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: var(--bg-primary);
  border-left: 1px solid var(--border-bright);
  z-index: 160;
  display: flex;
  flex-direction: column;
}

.builder-graph-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: var(--bg-header);
  border-bottom: 1px solid var(--border-header);
  flex-shrink: 0;
}

.builder-graph-title {
  font-size: var(--font-size-narrator);
  color: var(--text-dimmed);
  letter-spacing: 1px;
}

.builder-graph-canvas-wrap {
  flex: 1;
  position: relative;
  overflow: hidden;
}

#builder-graph-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* --- Status Bar --- */
.builder-statusbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 16px;
  background: var(--bg-footer);
  border-top: 1px solid var(--border-header);
  font-size: var(--font-size-system);
  color: var(--text-dimmed);
  flex-shrink: 0;
  user-select: none;
}

.builder-status-saved {
  color: var(--text-ok);
}

.builder-status-unsaved {
  color: var(--text-warn);
}

/* --- Template Picker --- */
.builder-template-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.builder-template-item {
  padding: 8px 10px;
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: border-color 0.1s;
}

.builder-template-item:hover {
  border-color: var(--border-bright);
  background: var(--choice-hover-bg);
}

.builder-template-name {
  color: var(--text-primary);
  font-size: var(--font-size-narrator);
  margin-bottom: 2px;
}

.builder-template-desc {
  color: var(--text-dimmed);
  font-size: var(--font-size-system);
}

/* --- Inline add-effect widget --- */
.builder-add-effect {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  padding: 6px 8px;
  border: 1px dashed var(--border-color);
}

/* --- Condition rows --- */
.builder-condition-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
  font-size: var(--font-size-narrator);
}

/* --- Checkbox style --- */
.builder-checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  font-size: var(--font-size-narrator);
  color: var(--text-secondary);
  cursor: pointer;
}

.builder-checkbox input {
  accent-color: var(--text-primary);
}

/* --- Flash save confirmation --- */
.builder-flash {
  animation: builder-flash 0.4s ease-out;
}

@keyframes builder-flash {
  0% { background-color: var(--text-primary); color: var(--bg-terminal); }
  100% { background-color: transparent; }
}

/* --- Confirm dialog --- */
.builder-confirm-text {
  color: var(--text-secondary);
  font-size: var(--font-size-narrator);
  margin-bottom: 12px;
  line-height: 1.5;
}

/* --- Preview overlay --- */
.builder-preview-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 210;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.builder-preview-content {
  max-width: 700px;
  width: 100%;
  padding: 20px;
  border: 1px solid var(--border-color);
  background: var(--bg-terminal);
  max-height: 70vh;
  overflow-y: auto;
}

.builder-preview-close {
  margin-top: 16px;
}

/* --- Mobile Responsive --- */
@media (max-width: 768px) {
  .builder-panel-list {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }

  .builder-main {
    flex-direction: column;
  }

  .builder-main.show-editor .builder-panel-list {
    display: none;
  }

  .builder-main.show-list .builder-panel-editor {
    display: none;
  }

  .builder-graph-panel {
    width: 100%;
  }

  .builder-toolbar {
    flex-wrap: wrap;
    gap: 6px;
  }

  .builder-toolbar-actions {
    flex-wrap: wrap;
  }

  .builder-modal {
    width: 95%;
    max-height: 90vh;
  }
}

/* --- Mobile tab switcher --- */
.builder-mobile-tabs {
  display: none;
  background: var(--bg-header);
  border-bottom: 1px solid var(--border-header);
}

@media (max-width: 768px) {
  .builder-mobile-tabs {
    display: flex;
  }

  .builder-mobile-tab {
    flex: 1;
    text-align: center;
    padding: 8px;
    font-family: var(--font-mono);
    font-size: var(--font-size-system);
    color: var(--text-dimmed);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    letter-spacing: 1px;
  }

  .builder-mobile-tab.active {
    color: var(--text-primary);
    border-bottom-color: var(--text-primary);
  }
}

/* --- Find/Replace bar --- */
.builder-findreplace {
  display: flex;
  gap: 6px;
  align-items: center;
  padding: 6px 12px;
  background: var(--bg-header);
  border-bottom: 1px solid var(--border-header);
  font-size: var(--font-size-system);
}

.builder-findreplace .builder-input {
  width: auto;
  flex: 1;
  font-size: var(--font-size-system);
  padding: 3px 6px;
}

.builder-findreplace-count {
  color: var(--text-dimmed);
  min-width: 40px;
}