/* 基础样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* 默认主题变量 */
  --primary-color: #0969da;
  --secondary-color: #656d76;
  --background-color: #ffffff;
  --surface-color: #f6f8fa;
  --border-color: #d0d7de;
  --text-color: #24292f;
  --text-secondary: #656d76;
  --success-color: #1a7f37;
  --warning-color: #d1242f;
  --info-color: #0969da;

  /* 编辑器变量 */
  --editor-font-family: "Monaco", "Menlo", "Ubuntu Mono", monospace;
  --editor-font-size: 14px;
  --editor-line-height: 1.5;

  /* 动画变量 */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.35s ease;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--background-color);
  color: var(--text-color);
  overflow: hidden;
  font-size: 14px;
  line-height: 1.5;
}

.app-container {
  height: 100vh;
  display: flex;
  flex-direction: column;
}

/* 工具栏样式 */
.toolbar {
  background: var(--background-color);
  border-bottom: 1px solid var(--border-color);
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 50px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.toolbar-left,
.toolbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.toolbar-center {
  flex: 1;
  max-width: 400px;
  margin: 0 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 6px 12px;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: all var(--transition-fast);
  color: var(--text-color);
  text-decoration: none;
  white-space: nowrap;
}

.btn:hover {
  background: var(--border-color);
  transform: translateY(-1px);
}

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

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

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-small {
  padding: 4px 8px;
  font-size: 12px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-small:hover {
  background: var(--surface-color);
}

.btn-small.active {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.btn-icon {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: background var(--transition-fast);
}

.btn-icon:hover {
  background: var(--surface-color);
}

.file-name-input {
  flex: 1;
  padding: 6px 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 14px;
  background: var(--surface-color);
  color: var(--text-color);
  transition: all var(--transition-fast);
}

.file-name-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(9, 105, 218, 0.1);
}

.version-indicator {
  background: var(--info-color);
  color: white;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.language-select {
  padding: 4px 8px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: var(--surface-color);
  color: var(--text-color);
  font-size: 12px;
}

.separator {
  width: 1px;
  height: 20px;
  background: var(--border-color);
  margin: 0 4px;
}

.icon {
  font-size: 16px;
}

/* 主内容区域 */
.main-content {
  flex: 1;
  display: flex;
  overflow: hidden;
}

/* 侧边栏样式 */
.sidebar {
  width: 280px;
  background: var(--background-color);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  transition: width var(--transition-normal);
}

.sidebar.collapsed {
  width: 0;
  overflow: hidden;
}

.sidebar-tabs {
  display: flex;
  background: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
}

.tab-btn {
  flex: 1;
  padding: 8px 12px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: all var(--transition-fast);
  color: var(--text-secondary);
}

.tab-btn:hover {
  background: var(--border-color);
}

.tab-btn.active {
  background: var(--background-color);
  color: var(--text-color);
  border-bottom: 2px solid var(--primary-color);
}

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

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

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

.sidebar-header h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-color);
}

/* 文件树样式 */
.file-tree {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}

.file-item {
  padding: 6px 12px;
  cursor: pointer;
  border-radius: 4px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
  color: var(--text-color);
}

.file-item:hover {
  background: var(--surface-color);
}

.file-item.active {
  background: var(--primary-color);
  color: white;
}

.file-item.folder {
  font-weight: 500;
}

.file-item.folder::before {
  content: "📁";
  margin-right: 4px;
}

.file-item:not(.folder)::before {
  content: "📄";
  margin-right: 4px;
}

/* 大纲树样式 */
.outline-tree {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}

.outline-item {
  padding: 4px 12px;
  cursor: pointer;
  border-radius: 4px;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
  color: var(--text-color);
}

.outline-item:hover {
  background: var(--surface-color);
}

.outline-item.active {
  background: var(--primary-color);
  color: white;
}

.outline-item.h1 {
  padding-left: 12px;
  font-weight: 600;
}
.outline-item.h2 {
  padding-left: 24px;
  font-weight: 500;
}
.outline-item.h3 {
  padding-left: 36px;
}
.outline-item.h4 {
  padding-left: 48px;
}
.outline-item.h5 {
  padding-left: 60px;
}
.outline-item.h6 {
  padding-left: 72px;
}

/* 搜索面板样式 */
.search-panel {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.search-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 14px;
  background: var(--surface-color);
  color: var(--text-color);
}

.search-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.search-options label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}

.search-results {
  flex: 1;
  overflow-y: auto;
}

.search-result-item {
  padding: 8px 12px;
  border-radius: 4px;
  cursor: pointer;
  transition: background var(--transition-fast);
  border-bottom: 1px solid var(--border-color);
}

.search-result-item:hover {
  background: var(--surface-color);
}

.search-result-line {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.search-result-text {
  font-size: 13px;
  color: var(--text-color);
}

.search-highlight {
  background: yellow;
  color: black;
  padding: 1px 2px;
  border-radius: 2px;
}

.empty-state {
  text-align: center;
  color: var(--text-secondary);
  font-size: 14px;
  padding: 20px;
}

/* 编辑器容器 */
.editor-container {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.editor-panel,
.preview-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--background-color);
  min-width: 0;
}

.preview-panel {
  border-left: 1px solid var(--border-color);
}

.panel-header {
  padding: 8px 16px;
  background: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-color);
}

.editor-tools,
.preview-tools {
  display: flex;
  gap: 4px;
}

/* 编辑器包装器 */
.editor-wrapper {
  flex: 1;
  display: flex;
  position: relative;
  overflow: hidden;
}

/* CodeMirror 编辑器样式 */
.CodeMirror {
  height: 100% !important;
  font-family: var(--editor-font-family);
  font-size: var(--editor-font-size);
  line-height: var(--editor-line-height);
  flex: 1;
}

.CodeMirror-scroll {
  padding: 16px;
}

.CodeMirror-gutters {
  background: var(--surface-color);
  border-right: 1px solid var(--border-color);
}

.CodeMirror-linenumber {
  color: var(--text-secondary);
  padding: 0 8px;
}

.CodeMirror-cursor {
  border-left: 2px solid var(--primary-color);
}

.CodeMirror-selected {
  background: rgba(9, 105, 218, 0.1);
}

/* 编辑器小地图 */
.editor-minimap {
  width: 80px;
  background: var(--surface-color);
  border-left: 1px solid var(--border-color);
  overflow: hidden;
  position: relative;
}

.minimap-content {
  font-size: 2px;
  line-height: 3px;
  font-family: monospace;
  color: var(--text-secondary);
  padding: 4px;
  white-space: pre;
  overflow: hidden;
}

.minimap-viewport {
  position: absolute;
  left: 0;
  right: 0;
  background: rgba(9, 105, 218, 0.2);
  border: 1px solid var(--primary-color);
  pointer-events: none;
}

/* 预览区域样式 */
.preview-content {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  line-height: 1.6;
  color: var(--text-color);
  background: var(--background-color);
}

.preview-content h1,
.preview-content h2,
.preview-content h3,
.preview-content h4,
.preview-content h5,
.preview-content h6 {
  margin: 20px 0 10px 0;
  font-weight: 600;
  color: var(--text-color);
}

.preview-content h1 {
  font-size: 2em;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
}

.preview-content h2 {
  font-size: 1.5em;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
}

.preview-content p {
  margin: 10px 0;
}

.preview-content code {
  background: var(--surface-color);
  padding: 2px 4px;
  border-radius: 3px;
  font-family: var(--editor-font-family);
  font-size: 0.9em;
  color: var(--text-color);
}

.preview-content pre {
  background: var(--surface-color);
  padding: 16px;
  border-radius: 6px;
  overflow-x: auto;
  margin: 10px 0;
  border: 1px solid var(--border-color);
}

.preview-content pre code {
  background: none;
  padding: 0;
}

.preview-content blockquote {
  border-left: 4px solid var(--border-color);
  padding-left: 16px;
  margin: 10px 0;
  color: var(--text-secondary);
  font-style: italic;
}

.preview-content table {
  border-collapse: collapse;
  width: 100%;
  margin: 10px 0;
}

.preview-content th,
.preview-content td {
  border: 1px solid var(--border-color);
  padding: 8px 12px;
  text-align: left;
}

.preview-content th {
  background: var(--surface-color);
  font-weight: 600;
}

.preview-content ul,
.preview-content ol {
  padding-left: 20px;
  margin: 10px 0;
}

.preview-content li {
  margin: 4px 0;
}

.preview-content a {
  color: var(--primary-color);
  text-decoration: none;
}

.preview-content a:hover {
  text-decoration: underline;
}

.preview-content img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 10px 0;
}

/* Front Matter 样式 */
.front-matter {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 16px;
  margin-bottom: 20px;
}

.front-matter h4 {
  margin: 0 0 12px 0;
  color: var(--primary-color);
  font-size: 16px;
}

.front-matter p {
  margin: 6px 0;
  font-size: 14px;
}

/* 数学公式样式 */
.katex {
  font-size: 1.1em;
}

.katex-display {
  margin: 16px 0;
  text-align: center;
}

/* Mermaid 图表样式 */
.mermaid {
  text-align: center;
  margin: 16px 0;
}

/* 状态栏样式 */
.status-bar {
  background: var(--surface-color);
  border-top: 1px solid var(--border-color);
  padding: 4px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-secondary);
  height: 28px;
}

.status-left,
.status-right {
  display: flex;
  gap: 16px;
}

.performance-good {
  color: var(--success-color);
}
.performance-warning {
  color: var(--warning-color);
}
.performance-error {
  color: var(--warning-color);
}

/* 模态框样式 */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 2000;
  backdrop-filter: blur(4px);
}

.modal.show {
  display: flex;
}

.modal-content {
  background: var(--background-color);
  padding: 24px;
  border-radius: 8px;
  width: 400px;
  max-width: 90vw;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
}

.modal-content.large {
  width: 800px;
  height: 600px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
  margin: 0;
  font-size: 18px;
  color: var(--text-color);
}

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

.modal-content input,
.modal-content textarea,
.modal-content select {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  margin-bottom: 12px;
  font-size: 14px;
  background: var(--surface-color);
  color: var(--text-color);
  transition: all var(--transition-fast);
}

.modal-content input:focus,
.modal-content textarea:focus,
.modal-content select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(9, 105, 218, 0.1);
}

.modal-buttons {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 16px;
}

/* 版本历史样式 */
.version-history-content {
  display: flex;
  height: 500px;
  gap: 16px;
}

.version-list {
  width: 300px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow-y: auto;
}

.version-item {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.version-item:hover {
  background: var(--surface-color);
}

.version-item.active {
  background: var(--primary-color);
  color: white;
}

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

.version-title {
  font-weight: 500;
  margin-bottom: 4px;
}

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

.version-item.active .version-meta {
  color: rgba(255, 255, 255, 0.8);
}

.version-diff {
  flex: 1;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
}

.diff-content {
  height: 100%;
  overflow-y: auto;
  font-family: var(--editor-font-family);
  font-size: 13px;
  line-height: 1.4;
}

.diff-line {
  padding: 2px 8px;
  white-space: pre-wrap;
}

.diff-line.added {
  background: rgba(26, 127, 55, 0.1);
  color: var(--success-color);
}

.diff-line.removed {
  background: rgba(209, 36, 47, 0.1);
  color: var(--warning-color);
}

.diff-line.context {
  color: var(--text-secondary);
}

/* 插件管理样式 */
.plugin-manager-content {
  height: 500px;
  display: flex;
  flex-direction: column;
}

.plugin-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 16px;
}

.plugin-content {
  flex: 1;
  overflow: hidden;
}

.plugin-list {
  height: 100%;
  overflow-y: auto;
}

.plugin-item {
  padding: 16px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  margin-bottom: 12px;
  transition: all var(--transition-fast);
}

.plugin-item:hover {
  border-color: var(--primary-color);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.plugin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.plugin-name {
  font-weight: 600;
  font-size: 16px;
  color: var(--text-color);
}

.plugin-version {
  font-size: 12px;
  color: var(--text-secondary);
  background: var(--surface-color);
  padding: 2px 6px;
  border-radius: 4px;
}

.plugin-description {
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-size: 14px;
}

.plugin-actions {
  display: flex;
  gap: 8px;
}

.plugin-develop {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.plugin-develop textarea {
  flex: 1;
  font-family: var(--editor-font-family);
  font-size: 13px;
  resize: none;
  margin-bottom: 12px;
}

.plugin-develop-tools {
  display: flex;
  gap: 8px;
}

/* 设置面板样式 */
.settings-content {
  height: 500px;
  display: flex;
}

.settings-tabs {
  width: 150px;
  border-right: 1px solid var(--border-color);
  padding-right: 16px;
}

.settings-tabs .tab-btn {
  width: 100%;
  justify-content: flex-start;
  margin-bottom: 4px;
  padding: 8px 12px;
  border-radius: 6px;
  background: none;
  border: none;
  text-align: left;
}

.settings-panels {
  flex: 1;
  padding-left: 16px;
  overflow-y: auto;
}

.settings-panel {
  display: none;
}

.settings-panel.active {
  display: block;
}

.setting-group {
  margin-bottom: 24px;
}

.setting-group h4 {
  margin-bottom: 12px;
  color: var(--text-color);
  font-size: 16px;
}

.setting-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
}

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

.setting-label {
  flex: 1;
  margin-right: 16px;
}

.setting-label h5 {
  margin-bottom: 4px;
  color: var(--text-color);
}

.setting-label p {
  font-size: 12px;
  color: var(--text-secondary);
  margin: 0;
}

.setting-control {
  min-width: 120px;
}

.setting-control input,
.setting-control select {
  width: 100%;
  margin-bottom: 0;
}

/* 右键菜单样式 */
.context-menu {
  position: fixed;
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  padding: 4px 0;
  min-width: 150px;
  z-index: 1000;
  display: none;
}

.menu-item {
  padding: 8px 16px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-color);
  transition: background var(--transition-fast);
}

.menu-item:hover {
  background: var(--surface-color);
}

.menu-separator {
  height: 1px;
  background: var(--border-color);
  margin: 4px 0;
}

/* 加载指示器 */
.loading-indicator {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  display: none;
  align-items: center;
  gap: 12px;
  z-index: 3000;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.loading-indicator.show {
  display: flex;
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top: 2px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* 暗色主题 */
body.dark {
  --background-color: #0d1117;
  --surface-color: #161b22;
  --border-color: #30363d;
  --text-color: #f0f6fc;
  --text-secondary: #8b949e;
}

body.dark .CodeMirror {
  background: var(--background-color);
  color: var(--text-color);
}

body.dark .CodeMirror-gutters {
  background: var(--surface-color);
}

body.dark .CodeMirror-cursor {
  border-left-color: #58a6ff;
}

body.dark .CodeMirror-selected {
  background: rgba(88, 166, 255, 0.1);
}

/* 自定义主题支持 */
body.theme-custom {
  --primary-color: var(--custom-primary, #0969da);
  --secondary-color: var(--custom-secondary, #656d76);
  --background-color: var(--custom-background, #ffffff);
  --surface-color: var(--custom-surface, #f6f8fa);
  --border-color: var(--custom-border, #d0d7de);
  --text-color: var(--custom-text, #24292f);
  --text-secondary: var(--custom-text-secondary, #656d76);
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .sidebar {
    width: 250px;
  }

  .modal-content.large {
    width: 90vw;
    height: 80vh;
  }
}

@media (max-width: 768px) {
  .toolbar {
    padding: 4px 8px;
    height: 44px;
  }

  .toolbar-center {
    display: none;
  }

  .sidebar {
    position: absolute;
    left: -280px;
    height: 100%;
    z-index: 100;
    transition: left var(--transition-normal);
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.1);
  }

  .sidebar.open {
    left: 0;
  }

  .editor-container {
    flex-direction: column;
  }

  .preview-panel {
    border-left: none;
    border-top: 1px solid var(--border-color);
  }

  .editor-minimap {
    display: none;
  }

  .modal-content {
    width: 95vw;
    padding: 16px;
  }

  .modal-content.large {
    width: 95vw;
    height: 90vh;
  }

  .version-history-content {
    flex-direction: column;
    height: auto;
  }

  .version-list {
    width: 100%;
    height: 200px;
  }

  .settings-content {
    flex-direction: column;
    height: auto;
  }

  .settings-tabs {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding-right: 0;
    padding-bottom: 16px;
    margin-bottom: 16px;
  }

  .settings-tabs .tab-btn {
    display: inline-block;
    width: auto;
    margin-right: 8px;
    margin-bottom: 8px;
  }

  .settings-panels {
    padding-left: 0;
  }
}

@media (max-width: 480px) {
  .btn {
    padding: 4px 8px;
    font-size: 12px;
  }

  .btn span:not(.icon) {
    display: none;
  }

  .status-bar {
    font-size: 11px;
  }

  .status-left,
  .status-right {
    gap: 8px;
  }
}

/* 打印样式 */
@media print {
  .toolbar,
  .sidebar,
  .status-bar,
  .panel-header {
    display: none !important;
  }

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

  .editor-panel {
    display: none !important;
  }

  .preview-panel {
    border: none;
    flex: none;
  }

  .preview-content {
    padding: 0;
    overflow: visible;
  }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
  :root {
    --border-color: #000000;
    --text-secondary: #000000;
  }

  body.dark {
    --border-color: #ffffff;
    --text-secondary: #ffffff;
  }
}

/* 减少动画模式 */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}