:root {
  --bg-dark: #1e1e1e;
  --bg-darker: #141414;
  --bg-light: #2d2d2d;
  --bg-hover: #3a3a3a;
  --accent: #4a90e2;
  /* 飞书蓝 */
  --text-main: #e0e0e0;
  --text-sub: #a0a0a0;
  --border: #333;
  --danger: #ff4d4f;
}

.bw-kb-editor {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg-dark);
}

.bw-kb-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px;
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
  align-items: center;
}

.bw-kb-toolbar-left,
.bw-kb-toolbar-right {
  display: flex;
  align-items: center;
  gap: 6px;
}

.bw-kb-toolbar-sep {
  width: 1px;
  height: 22px;
  background: var(--border);
  margin: 0 4px;
}

.bw-kb-toolbar-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-sub);
  width: 32px;
  height: 32px;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.bw-kb-toolbar-btn i {
  font-size: 14px;
  color: inherit;
}

.bw-kb-toolbar-btn:hover {
  background: var(--bg-hover);
  color: var(--text-main);
  border-color: var(--border);
}

.bw-kb-toolbar-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.bw-kb-toolbar-select {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  color: var(--text-main);
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 12px;
  height: 32px;
  outline: none;
}

.bw-kb-toolbar-color {
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid var(--border);
  background: transparent;
  border-radius: 6px;
  cursor: pointer;
}

.bw-kb-toolbar-color:hover {
  border-color: var(--accent);
}

.bw-kb-content {
  min-height: 160px;
  max-height: 260px;
  overflow: auto;
  padding: 10px;
  outline: none;
  background: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  border: none;
}

.bw-kb-content:empty:before {
  content: '在此输入知识库内容...';
  color: var(--text-sub);
}

.bw-kb-fontsize {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.bw-kb-fontsize-input {
  width: 54px;
  height: 32px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-dark);
  color: var(--text-main);
  text-align: center;
  outline: none;
}

body,
html {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: var(--bg-darker);
  color: var(--text-main);
  height: 100% !important;
  min-height: 100% !important;
  overflow: hidden;
  box-sizing: border-box;
}

/* 滚动条样式 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: #444;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #555;
}

/* 视图切换逻辑 */
.view-container {
  display: none;
  height: 100% !important;
  min-height: 100% !important;
  width: 100%;
  box-sizing: border-box;
}

.view-container.active {
  display: flex !important;
  flex-direction: column;
}

/* --- 首页：书籍库 --- */
.top-bar {
  height: 60px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-dark);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.logo-area {
  font-size: 18px;
  font-weight: bold;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 10px;
}

.actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sort-box {
  display: flex;
  align-items: center;
  gap: 5px;
}

.sort-select {
  background-color: var(--bg-light);
  border: 1px solid var(--border);
  color: var(--text-main);
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 12px;
  height: 30px;
}

.btn-tool {
  background: var(--bg-light);
  border: 1px solid var(--border);
  color: var(--text-main);
  min-width: 32px;
  height: 32px;
  padding: 0 12px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.2s;
}

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

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

.search-box {
  position: relative;
}

.search-input {
  background-color: var(--bg-light);
  border: 1px solid var(--border);
  color: var(--text-main);
  border-radius: 4px;
  padding: 0 30px 0 10px;
  font-size: 14px;
  height: 32px;
  width: 200px;
}

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

.search-icon {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-sub);
  pointer-events: none;
}

.btn-primary {
  background: var(--accent);
  border: none;
  color: white;
  padding: 0 15px;
  height: 32px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  transition: opacity 0.2s;
}

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

.btn-secondary {
  background: var(--bg-light);
  border: 1px solid var(--border);
  color: var(--text-main);
  padding: 0 15px;
  height: 32px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: var(--bg-hover);
}

/* 图标颜色样式已移至book_writer-icons.css */

.icon-16 {
  width: 16px;
  height: 16px;
  display: inline-block;
}

/* 书籍网格 */
.books-grid {
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
  overflow-y: auto;
  flex: 1 1 auto !important;
  min-height: 0 !important;
  box-sizing: border-box;
  position: relative;
}

.empty-knowledge-wrapper {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.empty-knowledge-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.empty-knowledge-text {
  font-size: 16px;
  color: var(--text-main);
  opacity: 0.75;
  text-align: center;
}

.book-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0;
  position: relative;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  aspect-ratio: 2 / 3;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.book-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.book-card.editing {
  border-color: var(--success);
}

.color-bar {
  height: 8px;
  width: 100%;
  background: var(--accent);
  cursor: pointer;
  transition: height 0.2s;
}

.book-card:hover .color-bar {
  height: 12px;
}

.card-content {
  flex: 1;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 0;
  overflow: hidden;
  position: relative;
}

/* 书籍标题行布局 */
.book-header-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px 0;
}

/* SVG 图标样式与动画 */
.book-title-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.book-card:hover .book-title-icon {
  animation: bookBounce 0.6s ease infinite alternate;
}

@keyframes bookBounce {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(-10deg) scale(1.1);
  }
}

.book-title {
  font-size: 14px;
  font-weight: bold;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0;
}

/* 描述样式 */
.book-desc {
  font-size: 12px;
  color: var(--text-sub);
  margin: 0 0 12px 0;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  min-height: 1.4em;
  cursor: pointer;
  transition: color 0.2s;
}

.inline-title-input {
  width: 100%;
  box-sizing: border-box;
  margin: 0 0 12px 0;
}

.book-card.editing .book-desc {
  cursor: text;
}

.book-desc:hover {
  color: var(--text-main);
}

.book-card.editing .book-desc:hover {
  color: var(--accent);
}

.inline-desc-input {
  display: none;
  width: 100%;
  background: var(--bg-dark);
  border: 1px solid var(--accent);
  color: var(--text-main);
  padding: 6px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-family: inherit;
  resize: vertical;
  min-height: 50px;
  max-height: 100px;
  line-height: 1.4;
  box-sizing: border-box;
  margin: 0 0 12px 0;
}

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

.color-palette {
  display: none;
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  background: var(--bg-darker);
  border: 1px solid var(--border);
  padding: 10px;
  border-radius: 6px;
  grid-template-columns: repeat(5, 1fr);
  gap: 5px;
  z-index: 10;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.palette-color {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
}

.palette-color:hover {
  transform: scale(1.2);
  border-color: #fff;
}

.card-footer {
  padding: 8px 12px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--text-sub);
  background: rgba(0, 0, 0, 0.1);
}

.footer-actions {
  display: flex;
  gap: 5px;
  opacity: 0;
  transition: opacity 0.2s;
}

.book-card:hover .footer-actions {
  opacity: 1;
}

.card-footer-actions {
  display: flex;
  gap: 5px;
  align-items: center;
}

.tool-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-sub);
  width: 24px;
  height: 24px;
  border-radius: 4px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  padding: 0;
  font-size: 12px;
}

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

.tool-btn.btn-delete-book:hover {
  background: rgba(255, 77, 79, 0.2);
  border-color: var(--danger);
  color: var(--danger);
}

.tool-btn i {
  display: inline-block;
  width: 14px;
  height: 14px;
}

.tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: auto;
}

.tag-chip {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 10px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.tag-add {
  cursor: pointer;
  padding: 4px 8px;
  opacity: 0;
  transition: all 0.2s;
  pointer-events: none;
  border: 1px dashed transparent;
  border-radius: 6px;
  font-size: 14px;
  color: var(--text-sub);
}

.book-card.editing .tag-add {
  opacity: 1;
  pointer-events: auto;
  border-color: var(--border);
}

.book-card.editing .tag-add:hover {
  border-color: rgba(74, 144, 226, 0.5);
  background: rgba(74, 144, 226, 0.1);
  color: rgba(74, 144, 226, 1);
}

.book-card:not(.editing) .chip-del {
  display: none;
}

.kb-module.editing .tag-add {
  opacity: 1;
  pointer-events: auto;
  border-color: var(--border);
}

.kb-module.editing .tag-add:hover {
  border-color: rgba(74, 144, 226, 0.5);
  background: rgba(74, 144, 226, 0.1);
  color: rgba(74, 144, 226, 1);
}

.kb-module:not(.editing) .chip-del {
  display: none;
}

.tags-editor {
  margin-top: 6px;
}

.inline-tags-input {
  width: 100%;
  height: 34px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.12);
  color: var(--text-main);
  padding: 0 10px;
  outline: none;
  box-sizing: border-box;
}

.inline-tags-input:focus {
  border-color: var(--accent);
}

.chip-del {
  cursor: pointer;
  font-weight: bold;
}

.chip-del:hover {
  color: var(--danger);
}

/* --- 编辑器视图 --- */
.editor-header {
  height: 50px;
  min-height: 50px;
  background: var(--bg-dark);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 15px;
  flex-shrink: 0;
  box-sizing: border-box;
}

.left-nav {
  display: flex;
  align-items: center;
  gap: 15px;
}

.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-sub);
  font-size: 16px;
  cursor: pointer;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}

.btn-icon:hover {
  background: var(--bg-hover);
  color: var(--text-main);
}

.book-title-display {
  font-weight: bold;
  font-size: 16px;
}

.right-tools {
  display: flex;
  align-items: center;
  gap: 15px;
}

.export-path-group {
  display: flex;
  align-items: center;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px;
}

#export-path-display {
  background: transparent;
  border: none;
  color: var(--text-sub);
  font-size: 12px;
  padding: 0 8px;
  width: 150px;
  text-overflow: ellipsis;
}

.tool-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.workspace {
  flex: 1 1 auto !important;
  min-height: 0 !important;
  display: flex;
  overflow: hidden;
  box-sizing: border-box;
  position: relative;
}

.bw-resizer {
  flex: 0 0 8px;
  width: 8px;
  cursor: col-resize;
  position: relative;
  user-select: none;
}

.bw-resizer::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 3px;
  width: 2px;
  background: rgba(255, 255, 255, 0.08);
  opacity: 0;
  transition: opacity 0.15s ease, background 0.15s ease;
}

.bw-resizer:hover::before {
  opacity: 1;
  background: rgba(74, 144, 226, 0.6);
}

html.bw-resizing,
html.bw-resizing * {
  cursor: col-resize !important;
  user-select: none !important;
}

/* 侧边栏目录 */
.sidebar-tree {
  width: 250px;
  background: var(--bg-dark);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: relative;
  z-index: 10050;
}

.tree-header {
  height: 40px;
  padding: 0 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  font-weight: bold;
  color: var(--text-sub);
}

.btn-icon-small {
  background: var(--bg-light);
  border: 1px solid var(--border);
  color: var(--text-sub);
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.btn-icon-small:hover {
  background: var(--bg-hover);
  color: var(--text-main);
  border-color: var(--accent);
}

.tree-content {
  flex: 1;
  overflow-y: auto;
  padding: 10px 0;
}

.tree-node {
  padding: 8px 15px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-sub);
  font-size: 14px;
  border-left: 3px solid transparent;
}

.tree-node:hover {
  background: var(--bg-hover);
  color: var(--text-main);
}

.tree-node.active {
  background: var(--bg-hover);
  color: var(--accent);
  border-left-color: var(--accent);
}

/* 目录树项目样式 */
.tree-item {
  padding: 8px 15px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-sub);
  font-size: 14px;
  border-left: 3px solid transparent;
  transition: all 0.2s;
  user-select: none;
}

.tree-item:hover {
  background: var(--bg-hover);
  color: var(--text-main);
}

.tree-item.active {
  background: var(--bg-hover);
  color: var(--accent);
  border-left-color: var(--accent);
  font-weight: 500;
}

.tree-item.dragging {
  opacity: 0.5;
  cursor: grabbing !important;
}

.tree-item[draggable="true"] {
  cursor: grab;
}

.tree-item[draggable="true"]:active {
  cursor: grabbing;
}

.tree-item.drag-over-top {
  border-top: 3px solid var(--accent);
  background: rgba(74, 144, 226, 0.15);
}

.tree-item.drag-over-bottom {
  border-bottom: 3px solid var(--accent);
  background: rgba(74, 144, 226, 0.15);
}

.tree-item.drag-over-inside {
  background: rgba(74, 144, 226, 0.2) !important;
  border-left: 4px solid var(--accent) !important;
  border-radius: 4px;
}

.tree-item.drop-target {
  outline: 2px dashed var(--accent);
  outline-offset: 2px;
}

.btn-delete-node {
  margin-left: auto;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #e74c3c;
  color: white;
  border: 1px solid #c0392b;
  border-radius: 4px;
  cursor: pointer;
  font-size: 10px;
  opacity: 0.9;
  transition: all 0.2s;
}

.btn-delete-node:hover {
  opacity: 1;
  background: #ff4d4f;
  border-color: #e74c3c;
  transform: scale(1.1);
}

.btn-delete-node img {
  filter: brightness(0) invert(1);
}

.btn-add-to-library {
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 4px;
  cursor: pointer;
  margin-left: auto;
  margin-right: 6px;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.btn-add-to-library i {
  color: #ffffff;
  font-size: 12px;
}

.btn-add-to-library:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.22);
  transform: scale(1.06);
}

/* [新增] 编辑图标颜色设置为#999999 */
.tool-btn.btn-edit-title img {
  filter: brightness(0) saturate(100%) invert(60%) !important;
  opacity: 1 !important;
}

.node-icon {
  width: 16px;
  text-align: center;
}

.node-indent-1 {
  padding-left: 30px;
}

.node-indent-2 {
  padding-left: 45px;
}

/* 主编辑区 */
.main-editor {
  flex: 1 1 auto !important;
  min-height: 0 !important;
  display: flex;
  flex-direction: column;
  background: var(--bg-darker);
  position: relative;
  z-index: 1;
  overflow: hidden;
  box-sizing: border-box;
}

/* 编辑器占位符：图标在中间，下面是“写点什么吧”文本 */
#editor-placeholder {
  flex: 1;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 0;
  color: var(--text-sub);
}

#editor-placeholder .notebook-flip-svg {
  width: 220px;
  height: 220px;
  display: block;
  margin: 0 auto 16px auto;
}

.editor-empty-text {
  font-size: 16px;
  color: var(--text-main);
  opacity: 0.7;
  text-align: center;
}

.editor-title-container {
  padding: 20px 15px 10px 15px;
  border-bottom: 1px solid transparent;
  position: relative;
  z-index: 2;
}

.title-input {
  width: 100%;
  background: transparent;
  border: none;
  font-size: 24px;
  font-weight: bold;
  color: var(--text-main);
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
  transition: border-color 0.3s;
}

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

#editor-container {
  flex: 1 1 auto !important;
  min-height: 0 !important;
  overflow-y: auto;
  padding: 20px 15px;
  box-sizing: border-box;
  position: relative;
}

.bw-editor-content {
  min-height: 100%;
  outline: none;
  color: var(--text-main);
  line-height: 1.8;
  white-space: pre-wrap;
  word-break: break-word;
}

.bw-editor-content:empty:before {
  content: attr(data-placeholder);
  color: var(--text-sub);
}

.bw-editor-content img,
.bw-editor-content video {
  max-width: 100%;
  height: auto;
}

#bw-media-resizer-overlay {
  border: 1px dashed rgba(74, 144, 226, 0.7);
  border-radius: 4px;
}

/* Quill 样式覆盖 */
.ql-container.ql-snow {
  border: none !important;
  font-size: 16px;
  color: var(--text-main);
}

.ql-toolbar.ql-snow {
  display: none !important;
  /* 隐藏默认工具栏 */
}

/* 自定义工具栏 */
.custom-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 15px;
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
  gap: 10px;
}

.toolbar-left,
.toolbar-right {
  display: flex;
  align-items: center;
  gap: 5px;
}

.toolbar-separator {
  width: 1px;
  height: 24px;
  background: var(--border);
  margin: 0 5px;
}

.toolbar-toggle-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-sub);
  width: 32px;
  height: 32px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.toolbar-toggle-btn:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
  color: var(--accent);
}

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

.toolbar-select {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  color: var(--text-main);
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 12px;
  height: 32px;
  cursor: pointer;
  outline: none;
}

.toolbar-select:hover {
  border-color: var(--accent);
}

.toolbar-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-sub);
  width: 32px;
  height: 32px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.toolbar-btn:hover {
  background: var(--bg-hover);
  border-color: var(--border);
  color: var(--text-main);
}

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

.font-size-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.toolbar-input {
  height: 32px;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: var(--bg-dark);
  color: var(--text-main);
  outline: none;
  font-size: 12px;
  padding: 0 8px;
  box-sizing: border-box;
}

.toolbar-input[type="number"] {
  width: 64px;
  text-align: center;
}

.toolbar-input[type="color"] {
  width: 32px !important;
  height: 32px !important;
  min-width: 32px !important;
  max-width: 32px !important;
  padding: 2px !important;
  border-radius: 4px;
  background: transparent;
  cursor: pointer;
  border: 1px solid var(--border);
  box-sizing: border-box;
}

.toolbar-input[type="color"]:hover {
  border-color: var(--accent);
}

.toolbar-input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
  border-radius: 2px;
}

.toolbar-input[type="color"]::-webkit-color-swatch {
  border: none;
  border-radius: 2px;
}

.toolbar-input[type="color"]::-moz-color-swatch {
  border: none;
  border-radius: 2px;
}

.voice-read-wrapper {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.voice-read-wrapper::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 100%;
  height: 12px;
  background: transparent;
}

.voice-read-btn {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
  color: #ffffff !important;
}

.voice-read-btn:hover {
  filter: brightness(1.05);
}

.voice-read-menu {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  padding: 8px;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
  z-index: 99999;
}

.voice-read-wrapper:hover .voice-read-menu {
  opacity: 1;
  pointer-events: auto;
}

#bw-voice-read-wrapper:hover .voice-read-menu {
  opacity: 0;
  pointer-events: none;
}

#bw-voice-read-wrapper.open .voice-read-menu {
  opacity: 1;
  pointer-events: auto;
}

.voice-menu-btn {
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: 6px;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.voice-menu-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.voice-menu-btn svg {
  display: block;
}

.toolbar-voice-group {
  display: inline-flex;
  align-items: center;
}

.ql-toolbar .ql-stroke {
  stroke: var(--text-sub) !important;
}

.ql-toolbar .ql-fill {
  fill: var(--text-sub) !important;
}

.ql-toolbar .ql-picker {
  color: var(--text-sub) !important;
}

/* 智能体助手 */
.sidebar-ai {
  width: 350px;
  background: var(--bg-dark);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: width 0.3s;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  position: relative;
  z-index: 10050;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 24000;
  backdrop-filter: blur(2px);
}

/* 紧凑弹框遮罩层 */
.compact-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 20000;
  backdrop-filter: blur(2px);
}

.compact-modal-box {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 300px;
  max-width: 90%;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  animation: modal-pop 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.compact-modal-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 15px;
}

.compact-modal-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
}

.compact-modal-icon.warning {
  color: #f1c40f;
  background: rgba(241, 196, 15, 0.1);
}

.compact-modal-icon.error {
  color: #e74c3c;
  background: rgba(231, 76, 60, 0.1);
}

.compact-modal-icon.success {
  color: #2ecc71;
  background: rgba(46, 204, 113, 0.1);
}

.compact-modal-message {
  font-size: 14px;
  color: var(--text-main);
  margin: 0;
  line-height: 1.5;
}

.compact-modal-footer {
  padding: 10px 20px;
  background: rgba(0, 0, 0, 0.2);
  display: flex;
  justify-content: center;
  gap: 10px;
}

.compact-modal-btn {
  border: none;
  border-radius: 4px;
  padding: 6px 16px;
  cursor: pointer;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.compact-modal-btn.confirm {
  background: var(--accent);
  color: white;
}

.compact-modal-btn.confirm:hover {
  filter: brightness(1.1);
}

.compact-modal-btn.cancel {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-sub);
}

.compact-modal-btn.cancel:hover {
  border-color: var(--text-main);
  color: var(--text-main);
}

@keyframes modal-pop {
  from {
    opacity: 0;
    transform: scale(0.9);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Light Mode Support */
body.light-mode {
  --bg-dark: #f0f2f5;
  --bg-darker: #ffffff;
  --bg-light: #ffffff;
  --bg-hover: #e6f7ff;
  --text-main: #333333;
  --text-sub: #666666;
  --border: #e0e0e0;
}

/* 颜色选择器弹窗 */
.color-picker-popup {
  position: absolute;
  background: var(--bg-light);
  border: 1px solid var(--border);
  padding: 10px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  z-index: 10000;
  width: 200px;
}

.color-picker-item {
  width: 32px;
  height: 32px;
  border-radius: 4px;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform 0.2s, border-color 0.2s;
}

.color-picker-item:hover {
  transform: scale(1.1);
  border-color: white;
}

.context-menu {
  position: fixed;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.55);
  min-width: 190px;
  padding: 6px;
  z-index: 30000;
  backdrop-filter: blur(4px);
}

.context-menu .menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  color: var(--text-main);
  font-size: 13px;
  user-select: none;
  transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

.context-menu .menu-item:hover {
  background: var(--bg-hover);
  color: var(--accent);
}

.context-menu .menu-item:active {
  transform: translateY(1px);
}

.context-menu .menu-item.delete {
  color: var(--danger);
}

.context-menu .menu-item.delete:hover {
  background: rgba(255, 77, 79, 0.12);
  color: var(--danger);
}

.bw-comfyui-box {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bw-comfyui-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.bw-comfyui-title {
  color: var(--text-sub);
  font-weight: 600;
  font-size: 12px;
  flex: 1;
}

.bw-comfy-workflow-select {
  flex: 1;
  height: 32px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-light);
  color: var(--text-main);
  font-size: 12px;
  padding: 0 8px;
  outline: none;
}

.bw-comfy-workflow-select:focus {
  border-color: var(--accent);
}

.bw-comfyui-hint {
  font-size: 11px;
  color: var(--text-sub);
  opacity: 0.9;
  line-height: 1.2;
  min-height: 14px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bw-switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  width: 44px;
  height: 24px;
}

.bw-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.bw-switch-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  transition: 0.2s;
  border-radius: 999px;
}

.bw-switch-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  top: 2px;
  background: var(--bg-light);
  transition: 0.2s;
  border-radius: 50%;
}

.bw-switch input:checked+.bw-switch-slider {
  background: rgba(74, 144, 226, 0.6);
  border-color: rgba(74, 144, 226, 0.8);
}

.bw-switch input:checked+.bw-switch-slider:before {
  transform: translateX(20px);
}

.bw-canvas-module {
  background: transparent;
  padding: 10px 0 8px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.bw-canvas-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.bw-canvas-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.bw-canvas-title {
  color: var(--text-sub);
  font-weight: 700;
  font-size: 12px;
}

.bw-canvas-field {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-sub);
  font-size: 12px;
}

.bw-canvas-field input[type="number"] {
  width: 86px;
  height: 30px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-light);
  color: var(--text-main);
  padding: 0 8px;
  outline: none;
}

.bw-canvas-field input[type="number"]:focus {
  border-color: var(--accent);
}

.bw-canvas-field input[type="color"] {
  width: 38px;
  height: 30px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  padding: 2px;
}

.bw-canvas-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-sub);
  font-size: 12px;
  user-select: none;
}

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

.bw-progress-btn {
  position: relative;
  overflow: hidden;
}

.bw-progress-text {
  position: relative;
  z-index: 2;
}

.bw-progress-fill {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0%;
  background: rgba(255, 255, 255, 0.28);
  z-index: 1;
  transition: width 0.15s ease;
  pointer-events: none;
}

.bw-canvas-stage-wrap {
  width: 100%;
  overflow: auto;
  padding: 10px 0;
  background: transparent;
}

.bw-canvas-stage {
  width: fit-content;
  margin: 0 auto;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
  border-radius: 10px;
  background: transparent;
}

.bw-canvas-stage canvas {
  display: block;
  border-radius: 10px;
}

.bw-canvas-stage-wrap.transparent .bw-canvas-stage {
  background-color: transparent;
  background-image: linear-gradient(45deg, rgba(255, 255, 255, 0.08) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(255, 255, 255, 0.08) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(255, 255, 255, 0.08) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(255, 255, 255, 0.08) 75%);
  background-size: 18px 18px;
  background-position: 0 0, 0 9px, 9px -9px, -9px 0px;
}

.bw-canvas-zoombar {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-sub);
  font-size: 12px;
}

.bw-canvas-zoombar input[type="range"] {
  flex: 1;
}

.bw-canvas-zoom-label {
  min-width: 44px;
  text-align: right;
}

.floating-toolbar {
  position: fixed;
  top: 0;
  left: 0;
  display: none;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(20, 20, 20, 0.96);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  z-index: 9999;
  pointer-events: none;
  user-select: none;
}

.floating-toolbar .floating-toolbar-select,
.floating-toolbar .floating-toolbar-btn {
  pointer-events: auto;
}

.floating-toolbar-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.floating-toolbar-separator {
  width: 1px;
  height: 18px;
  background: rgba(255, 255, 255, 0.12);
}

.floating-toolbar-select {
  height: 28px;
  padding: 0 8px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(45, 45, 45, 0.9);
  color: var(--text-main);
  font-size: 12px;
  outline: none;
}

.floating-toolbar-select:focus {
  border-color: rgba(74, 144, 226, 0.75);
}

.floating-toolbar-btn {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: pointer;
}

.floating-toolbar-btn:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
}

.floating-toolbar-btn.active {
  background: rgba(74, 144, 226, 0.16);
  border-color: rgba(74, 144, 226, 0.5);
}