/* ============================================
   Spine Annotator - Dark Medical Theme
   ============================================ */

:root {
  /* 컬러 시스템 - 의료영상 다크 테마 */
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #21262d;
  --bg-elevated: #2d333b;
  --bg-canvas: #000000;

  --border-color: #30363d;
  --border-light: #444c56;

  --text-primary: #e6edf3;
  --text-secondary: #adbac7;
  --text-muted: #768390;

  --accent-blue: #58a6ff;
  --accent-blue-hover: #79b8ff;
  --accent-green: #3fb950;
  --accent-red: #f85149;
  --accent-orange: #db7c2f;
  --accent-purple: #bc8cff;

  /* 척추 영역별 색상 */
  --cervical-color: #f87171;   /* 빨강 - 경추 */
  --thoracic-color: #fbbf24;   /* 노랑 - 흉추 */
  --lumbar-color: #60a5fa;     /* 파랑 - 요추 */
  --sacral-color: #c084fc;     /* 보라 - 천추 */

  --header-height: 56px;
  --sidebar-width: 260px;
  --toolbar-height: 48px;
}

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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: -apple-system, BlinkMacSystemFont, "Pretendard", "Apple SD Gothic Neo",
               "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  color: var(--text-primary);
  background: var(--bg-primary);
  user-select: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

kbd {
  display: inline-block;
  padding: 1px 6px;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
  font-size: 11px;
  color: var(--text-secondary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  box-shadow: 0 1px 0 var(--border-color);
}

/* ============================================
   레이아웃
   ============================================ */
#app-root {
  display: flex;
  flex-direction: column;
  height: 100vh;
  width: 100vw;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.app-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.app-title i {
  color: var(--accent-blue);
}

.file-info {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  background: var(--bg-tertiary);
  border-radius: 6px;
  font-size: 13px;
  color: var(--text-secondary);
}

.view-badge {
  display: inline-block;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 700;
  border-radius: 4px;
  background: var(--accent-blue);
  color: white;
}

.view-badge[data-view="LAT"] {
  background: var(--accent-purple);
}

.workspace {
  display: flex;
  flex: 1;
  overflow: hidden;
  position: relative;
}

.sidebar-left,
.sidebar-right {
  width: var(--sidebar-width);
  min-width: 180px;
  max-width: 500px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: width 0.2s ease;
}

.sidebar-left.collapsed,
.sidebar-right.collapsed {
  width: 0 !important;
  min-width: 0;
  border: none;
}

.sidebar-right {
  border-right: none;
  border-left: 1px solid var(--border-color);
}

/* 사이드바 헤더 (접기 버튼 포함) */
.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 32px;
  padding: 0 8px 0 14px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.sidebar-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.sidebar-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  font-size: 11px;
  transition: all 0.15s;
}

.sidebar-toggle-btn:hover {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-color: var(--border-color);
}

.sidebar-scroll {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* 사이드바 너비 조절용 드래그 핸들 (리사이저) */
.sidebar-resizer {
  width: 4px;
  background: transparent;
  cursor: col-resize;
  flex-shrink: 0;
  position: relative;
  transition: background 0.15s;
  z-index: 10;
}

.sidebar-resizer:hover,
.sidebar-resizer.dragging {
  background: var(--accent-blue);
}

.sidebar-resizer.hidden {
  display: none;
}

/* 사이드바가 접힌 상태에서 보이는 펼치기 버튼 */
.sidebar-expand-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 56px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  cursor: pointer;
  z-index: 20;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  transition: all 0.15s;
}

.sidebar-expand-btn:hover {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-color: var(--accent-blue);
}

.sidebar-expand-left {
  left: 0;
  border-left: none;
  border-radius: 0 6px 6px 0;
}

.sidebar-expand-right {
  right: 0;
  border-right: none;
  border-radius: 6px 0 0 6px;
}

.sidebar-expand-btn.hidden {
  display: none;
}

.canvas-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--bg-canvas);
  position: relative;
  overflow: hidden;
}

/* ============================================
   패널 (사이드바 섹션)
   ============================================ */
.panel {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
}

.panel-full {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.panel-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-title i {
  color: var(--accent-blue);
}

.panel-action-btn {
  margin-left: auto;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  font-size: 11px;
  transition: all 0.15s;
}

.panel-action-btn:hover {
  background: var(--bg-elevated);
  color: var(--accent-blue);
  border-color: var(--border-color);
}

.label-count {
  margin-left: auto;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 600;
  background: var(--accent-blue);
  color: white;
  border-radius: 10px;
}

.panel-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
  line-height: 1.4;
}

/* ============================================
   폼 요소
   ============================================ */
.select-input {
  width: 100%;
  padding: 8px 10px;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  outline: none;
}

.select-input:focus {
  border-color: var(--accent-blue);
}

.control-group {
  margin-bottom: 10px;
}

.control-group label {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.control-group label span {
  font-family: ui-monospace, monospace;
  color: var(--text-primary);
}

.control-group input[type="range"] {
  width: 100%;
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  appearance: none;
  outline: none;
}

.control-group input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 14px;
  height: 14px;
  background: var(--accent-blue);
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid var(--bg-secondary);
}

.checkbox-label {
  display: flex !important;
  justify-content: flex-start !important;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  cursor: pointer;
}

/* ============================================
   버튼
   ============================================ */
.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--accent-blue-hover);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-elevated);
  border-color: var(--border-light);
}

.btn-full {
  width: 100%;
  justify-content: center;
  margin-top: 6px;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-icon:hover {
  background: var(--bg-elevated);
  border-color: var(--border-light);
}

/* ============================================
   캔버스 툴바
   ============================================ */
.canvas-toolbar {
  display: flex;
  align-items: center;
  gap: 16px;
  height: var(--toolbar-height);
  padding: 0 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.tool-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.tool-group + .tool-group {
  padding-left: 16px;
  border-left: 1px solid var(--border-color);
}

.tool-info {
  flex: 1;
  font-size: 12px;
  color: var(--text-muted);
  padding-left: 16px;
}

.tool-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: 13px;
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

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

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

.toggle-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: 13px;
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
  user-select: none;
}

.toggle-label:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.toggle-label input[type="checkbox"] {
  cursor: pointer;
  margin: 0;
  accent-color: var(--accent-purple);
}

.toggle-label:has(input:checked) {
  background: var(--accent-purple);
  color: white;
  border-color: var(--accent-purple);
}

.toggle-label:has(input:checked) i {
  color: white;
}

.toggle-label i {
  color: var(--accent-purple);
}

/* ============================================
   캔버스 영역
   ============================================ */
.canvas-container {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: var(--bg-canvas);
  cursor: crosshair;
}

#canvasStage {
  width: 100%;
  height: 100%;
}

.canvas-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--text-muted);
  pointer-events: none;
}

.canvas-placeholder.hidden {
  display: none;
}

/* ============================================
   줌 컨트롤
   ============================================ */
.zoom-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: space-between;
  margin-bottom: 6px;
}

.zoom-level {
  font-family: ui-monospace, monospace;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
  text-align: center;
}

/* ============================================
   라벨 목록
   ============================================ */
.label-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 4px;
}

.label-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.label-item:hover {
  background: var(--bg-elevated);
  border-color: var(--border-light);
}

.label-item.selected {
  background: var(--bg-elevated);
  border-color: var(--accent-blue);
}

.label-color {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  flex-shrink: 0;
}

.label-name {
  font-weight: 600;
  font-size: 13px;
  color: var(--text-primary);
  flex: 1;
}

.label-name-select {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 13px;
  padding: 2px 4px;
  border-radius: 4px;
  cursor: pointer;
}

.label-name-select:hover {
  border-color: var(--border-light);
  background: var(--bg-primary);
}

.label-points {
  font-size: 11px;
  color: var(--text-muted);
  font-family: ui-monospace, monospace;
}

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

.label-action-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  width: 22px;
  height: 22px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.label-action-btn:hover {
  background: var(--bg-primary);
  color: var(--accent-red);
}

.empty-state {
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
  padding: 30px 10px;
}

/* 패널 헤더 옆 아이콘 버튼 */
.panel-action-btn {
  margin-left: auto;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  width: 22px;
  height: 22px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.panel-action-btn:hover {
  background: var(--bg-elevated);
  color: var(--accent-blue);
  border-color: var(--border-color);
}

.shortcut-list {
  list-style: none;
  font-size: 12px;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.shortcut-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 4px 6px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s;
}

.shortcut-list li:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.shortcut-list .shortcut-label {
  flex: 1;
  font-size: 12px;
}

.shortcut-list .shortcut-keys {
  display: inline-flex;
  gap: 3px;
  flex-shrink: 0;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.shortcut-list .no-key {
  font-size: 11px;
  color: var(--text-muted);
  font-style: italic;
  padding: 0 4px;
}

.shortcut-extra {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--border-color);
  font-size: 11.5px;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 6px;
}

.autosave-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.autosave-info i {
  color: var(--accent-green);
}

/* ============================================
   모달
   ============================================ */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal.hidden {
  display: none;
}

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  width: 800px;
  max-width: 90vw;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-content-md {
  width: 560px;
}

.modal-desc {
  padding: 12px 14px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.modal-desc i {
  color: var(--accent-blue);
  margin-right: 4px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
  font-size: 16px;
  font-weight: 600;
}

.modal-header h2 i {
  color: var(--accent-blue);
  margin-right: 8px;
}

.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
}

.modal-body pre {
  font-family: ui-monospace, SFMono-Regular, monospace;
  font-size: 12px;
  background: var(--bg-primary);
  padding: 16px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 20px;
  border-top: 1px solid var(--border-color);
}

/* ============================================
   단축키 에디터
   ============================================ */
.shortcut-category {
  margin-bottom: 20px;
}

.shortcut-category:last-child {
  margin-bottom: 0;
}

.shortcut-category-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-color);
}

.shortcut-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: 6px;
  transition: background 0.15s;
}

.shortcut-row:hover {
  background: var(--bg-tertiary);
}

.shortcut-row-label {
  font-size: 13px;
  color: var(--text-primary);
}

.shortcut-key-btn {
  min-width: 100px;
  padding: 6px 12px;
  font-family: ui-monospace, SFMono-Regular, monospace;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
}

.shortcut-key-btn:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}

.shortcut-key-btn.listening {
  background: var(--accent-blue);
  color: white;
  border-color: var(--accent-blue);
  animation: pulse 1.5s ease-in-out infinite;
}

.shortcut-key-btn.duplicate {
  border-color: var(--accent-orange);
  background: rgba(219, 124, 47, 0.15);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.shortcut-warning {
  margin-top: 12px;
  padding: 10px 12px;
  background: rgba(248, 81, 73, 0.1);
  border: 1px solid var(--accent-red);
  border-radius: 6px;
  font-size: 12px;
  color: var(--accent-red);
}

.shortcut-warning.hidden {
  display: none;
}

/* ============================================
   스크롤바
   ============================================ */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-light);
}

/* ============================================
   상태 메시지
   ============================================ */
.status-success {
  color: var(--accent-green);
}

.status-error {
  color: var(--accent-red);
}

.status-warning {
  color: var(--accent-orange);
}

/* ============================================
   파일 목록 패널 (로컬 폴더 연결)
   ============================================ */
.folder-status {
  font-size: 12px;
  color: var(--text-muted);
  padding: 8px 0;
  line-height: 1.5;
}

.folder-status-empty {
  display: block;
  color: var(--text-muted);
}

.folder-status-connected {
  display: block;
  color: var(--accent-green);
}

.folder-status-warning {
  display: block;
  color: var(--accent-orange);
}

.folder-status .folder-name {
  display: block;
  color: var(--text-primary);
  font-weight: 600;
  margin-top: 2px;
  word-break: break-all;
}

.folder-status-actions {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}

.folder-mini-btn {
  flex: 1;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 4px 6px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 11px;
  transition: all 0.15s;
}

.folder-mini-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-light);
}

.folder-mini-btn.danger:hover {
  background: var(--accent-red);
  color: white;
  border-color: var(--accent-red);
}

.folder-controls {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 8px 0;
}

.file-search {
  width: 100%;
  padding: 6px 8px;
  font-size: 12px;
}

.filter-row {
  display: flex;
  gap: 4px;
}

.filter-btn {
  flex: 1;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 4px 6px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 11px;
  font-weight: 500;
  transition: all 0.15s;
}

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

.filter-btn.active {
  background: var(--accent-blue);
  color: white;
  border-color: var(--accent-blue);
}

.file-list {
  list-style: none;
  padding: 0;
  margin: 0;
  max-height: 320px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: var(--bg-primary);
}

.file-list:empty {
  display: none;
}

.file-list-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  font-size: 11px;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 1px solid var(--border-color);
  transition: background 0.1s;
  user-select: none;
}

.file-list-item:last-child {
  border-bottom: none;
}

.file-list-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.file-list-item.active {
  background: var(--accent-blue);
  color: white;
}

.file-list-item.active .file-view-badge {
  background: rgba(255, 255, 255, 0.25);
  color: white;
}

.file-list-item .file-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: 'SF Mono', 'Consolas', monospace;
  font-size: 10.5px;
}

.file-view-badge {
  font-size: 9px;
  padding: 1px 5px;
  border-radius: 3px;
  background: var(--bg-tertiary);
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.4px;
}

.file-view-badge[data-view="AP"] {
  background: var(--accent-blue);
  color: white;
}

.file-view-badge[data-view="LAT"] {
  background: var(--accent-purple, #9b5de5);
  color: white;
}

.file-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
}

.file-status-dot.has-labels {
  background: var(--accent-green);
}

.file-list-empty {
  padding: 12px 8px;
  text-align: center;
  color: var(--text-muted);
  font-size: 11px;
}

/* ================================================================
   라벨러 (작업자) UI
   ================================================================ */

/* 헤더의 라벨러 선택 pill 버튼 */
.labeler-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: var(--bg-elev, #232b35);
  border: 1px solid var(--border, #2d3744);
  border-radius: 999px;
  color: var(--text, #e6edf3);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.labeler-pill:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--labeler-color, #4f9ef8);
}
.labeler-pill.labeler-set {
  border-color: var(--labeler-color);
  background: color-mix(in srgb, var(--labeler-color) 8%, transparent);
}

.labeler-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #5a6675;
  flex-shrink: 0;
  transition: all 0.15s;
}

/* 모달 - small 사이즈 */
.modal-content-sm {
  max-width: 420px;
  width: 90%;
}

/* 라벨러 선택 모달 - 카드 리스트 */
.labeler-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.labeler-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  background: var(--bg-elev, #232b35);
  border: 2px solid var(--border, #2d3744);
  border-radius: 10px;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  color: var(--text, #e6edf3);
  transition: all 0.15s;
  width: 100%;
}
.labeler-card:hover {
  border-color: var(--labeler-color);
  background: var(--labeler-color-dim);
  transform: translateX(2px);
}
.labeler-card.active {
  border-color: var(--labeler-color);
  background: var(--labeler-color-dim);
}

.labeler-card-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--labeler-color);
  box-shadow: 0 0 0 3px var(--labeler-color-dim);
  flex-shrink: 0;
}

.labeler-card-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}
.labeler-card-name {
  font-size: 15px;
  font-weight: 600;
}
.labeler-card-title {
  font-size: 12px;
  color: var(--text-muted, #9da9b5);
}

.labeler-card-check {
  color: var(--labeler-color);
  font-size: 16px;
}

/* 파일 목록 상태 점 - 라벨러 색상 적용 (인라인 style로 덮어쓰임) */
.file-status-dot.has-labels {
  /* 기본 초록은 fallback - 인라인 style이 우선 적용됨 */
  box-shadow: 0 0 0 2px rgba(126, 231, 135, 0.2);
}