agent-Specialization/static/src/styles/components/panels/_left-panel.scss
JOJO b4030c386e refactor(frontend): 颜色 token 系统两层重构 + 三主题填色 + 去半透明
将前端配色从散落的硬编码/双命名体系(--claude-* / --theme-*)重构为
两层 token 结构(原始层 + 中性语义层),并按"经典抄 Claude、浅色抄
ChatGPT、深色自研"的定位完成三主题填色,同时建立 stylelint 防回退栏杆。
代码大量由 AI 生成的历史遗留配色问题(同语义多值、跨主题塌缩、强调色
撞文字色、fallback 第二真相源等)在此一并收口。

== 一、Token 结构重构(_tokens.scss)==
- 重写为两层:原始层 + 语义层;组件只引用中性语义名
  (--surface-* / --text-* / --border-* / --accent* / --state-* 等)。
- --claude-* / --theme-* 降级为兼容别名(41 个转发),迁移完成后删除。
- 三主题(classic / light / dark)+ 首屏回退(:root:not([data-theme]),
  与经典同值)全部补齐,结构对齐、不再缺项。

== 二、三主题填色 ==
- 经典 = Claude 官网亮色盘:暖奶油表面阶梯
  canvas #faf9f5 < soft #f5f0e8 < card #efe9de < cream-strong #e8e0d2
  < 纯白浮起;文字 #141413;hairline #e6dfd8;暖橙 primary #cc785c。
- 浅色 = ChatGPT 亮色盘:冷白 #ffffff / 侧栏 #f9f9f9 / 嵌套 #f3f3f3,
  中性灰文字,近黑 primary #181818。
- 深色 = 自研中性灰阶,本轮完全不动(原样保留)。
- 修复塌缩 bug:强调色在 light/dark 原被误填成灰(CTA 失去品牌色),
  现统一回品牌 primary;light 表面原全塌成 #ffffff(过于平面),
  现按灰阶拉开层次。
- 强调色克制(CTA-only voltage):primary 仅用于发送按钮/logo 等极少
  数处;hover / 选中 / 运行态一律走中性灰(运行态指示器从 amber 改灰)。
- 对话区背景从纯白改为暖奶油 canvas;个人空间下拉菜单、git 状态条、
  二级菜单等收口到统一语义色。

== 三、全面去半透明 ==
- 所有实体面板/二级菜单背景改为不透明(surface token 由半透明白改实色,
  --mobile-menu 三亮色主题改实色)。
- 移除已不透明面板上失效的 backdrop-filter 磨砂(移动端菜单、右键菜单、
  模型模式下拉等)。
- 遮罩 scrim(--overlay-scrim)与刻意玻璃质感装饰保留半透明。

== 四、块展开底色统一 ==
- 思考/工具块展开区底色统一为对话背景色:.collapsible-block 及其 header
  背景由 --surface-soft 改 transparent,与堆叠块(stacked-block)一致,
  消除"单块奶油底 vs 多块透明"的不一致。

== 五、布局修复 ==
- 工作区隐藏后残留空白:.workspace-panel--collapsed 补 flex-basis:0 +
  width/min-width:0,修正 flex-basis:auto 被子元素内容宽度撑开导致内联
  width:0 失效、collapsed 后仍占 ~300px 的问题。

== 六、防回退栏杆(新增)==
- 新增 .stylelintrc.cjs:三条规则拦截裸 hex / rgb()|hsl() 字面色 /
  var(--x, fallback) 兜底 / prefers-color-scheme;存量未清理文件用
  BASELINE_EXEMPT 临时豁免(现仅剩 5 个 admin 页面,本轮按用户要求不处理),
  清理一个移除一个、不再回退。
- package.json:build 脚本接入 stylelint(tsc → stylelint → vite),
  新增 lint:css 脚本及 stylelint/postcss-scss/postcss-html 依赖。
- 修复 25 处 \!important 笔误(zsh 历史扩展污染导致的无效 CSS)。

== 七、辅助脚本(新增 scripts/)==
- lint_check.py:Node 环境不可用时的 stylelint 替身(复刻三规则 + 括号
  校验,支持多行声明检测)。
- color_map.py:硬编码色 → token 反查,判定可映射/野色。
- strip_fallback.py:安全剥离已定义 token 的冗余 fallback。

== 八、文档 ==
- CLAUDE.md / AGENTS.md 前端设计规范更新:颜色规则扩写为三主题定位 +
  两层 token + 表面层次 + 强调色克制 + color-mix 派生 + stylelint 栏杆;
  新增"实体面板禁止半透明"规则;"禁止边缘光晕"补充"仅在用户明确允许
  或要求时才可使用"。

注:前端构建验证(npm run build / lint:css)由用户本机完成;AI 工具
上下文 Node v24 段错误无法运行 node/npm/vite/stylelint。

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-06 16:20:58 +08:00

965 lines
19 KiB
SCSS

/* 拖拽手柄 */
.resize-handle {
width: 4px;
background: var(--claude-left-rail);
cursor: col-resize;
position: relative;
transition: background 0.2s;
flex-shrink: 0;
}
.resize-handle:hover {
background: var(--claude-highlight);
}
.workspace-region {
display: flex;
align-items: stretch;
flex-shrink: 0;
margin-left: 52px;
background: var(--claude-left-rail);
}
/* 侧边栏 */
.sidebar {
background: var(--claude-left-rail);
overflow-y: auto;
flex-shrink: 0;
border-left: none;
}
.sidebar.left-sidebar {
display: flex;
flex-direction: column;
transition:
width 0.45s cubic-bezier(0.4, 0, 0.2, 1),
min-width 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}
.workspace-panel {
flex: 0 0 auto;
overflow: hidden;
will-change: width, min-width;
transition:
width 0.45s cubic-bezier(0.4, 0, 0.2, 1),
min-width 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}
.workspace-panel > * {
width: var(--workspace-content-width);
min-width: var(--workspace-content-width);
transition:
opacity 0.32s ease,
transform 0.34s cubic-bezier(0.22, 1, 0.36, 1);
will-change: transform, opacity;
}
.workspace-panel--collapsed {
pointer-events: none;
flex-basis: 0;
width: 0;
min-width: 0;
border: none;
}
.workspace-panel--collapsed > * {
opacity: 0;
transform: translateY(-28px);
}
.sidebar-status {
padding: 18px 18px 8px;
}
.compact-status-card {
background: var(--claude-left-rail);
border: 1px solid var(--claude-border);
border-radius: 18px;
padding: 14px 16px;
box-shadow: none;
display: flex;
align-items: center;
}
.status-line {
display: flex;
align-items: center;
justify-content: space-between;
width: 100%;
gap: 18px;
}
.status-brand {
display: flex;
align-items: center;
gap: 12px;
}
.status-logo {
color: var(--claude-accent);
}
.status-logo-image {
width: 28px;
height: 28px;
display: inline-flex;
align-items: center;
justify-content: center;
flex-shrink: 0;
}
.status-logo-inline svg {
width: 100%;
height: 100%;
display: block;
}
.status-logo-inline {
color: var(--claude-text);
}
.brand-text {
display: flex;
align-items: baseline;
gap: 8px;
font-weight: 600;
color: var(--claude-text);
}
.brand-name {
font-size: 16px;
}
.status-indicators {
display: flex;
align-items: center;
gap: 10px;
}
.mode-indicator {
--mode-indicator-color-1: var(--claude-accent);
--mode-indicator-color-2: var(--claude-accent-strong);
--mode-indicator-shadow: rgba(189, 93, 58, 0.25);
border: none;
cursor: pointer;
outline: none;
padding: 0;
width: 36px;
height: 36px;
border-radius: 18px;
display: inline-flex;
align-items: center;
justify-content: center;
background: linear-gradient(135deg, var(--mode-indicator-color-1), var(--mode-indicator-color-2));
color: var(--on-accent);
box-shadow: 0 8px 20px var(--mode-indicator-shadow);
transition:
background 0.35s ease,
box-shadow 0.35s ease,
transform 0.25s ease;
}
.mode-indicator:hover {
transform: translateY(-1px);
}
.mode-indicator:focus-visible {
box-shadow:
0 0 0 2px color-mix(in srgb, var(--on-accent) 80%, transparent),
0 8px 20px var(--mode-indicator-shadow);
}
.mode-indicator.fast {
--mode-indicator-color-1: var(--accent-deep);
--mode-indicator-color-2: var(--accent-deep-strong);
--mode-indicator-shadow: color-mix(in srgb, var(--accent-deep) 35%, transparent);
}
.mode-indicator.thinking {
--mode-indicator-color-1: var(--claude-accent);
--mode-indicator-color-2: var(--claude-accent-strong);
--mode-indicator-shadow: rgba(189, 93, 58, 0.3);
}
.mode-indicator.deep {
--mode-indicator-color-1: var(--claude-deep);
--mode-indicator-color-2: var(--claude-deep-strong);
--mode-indicator-shadow: rgba(208, 122, 20, 0.35);
}
.mode-indicator .icon {
--icon-size: 18px;
color: inherit;
}
.connection-dot {
width: 12px;
height: 12px;
border-radius: 6px;
background: var(--status-offline);
transition:
background 0.2s ease,
box-shadow 0.2s ease;
position: relative;
overflow: visible;
}
.connection-dot::after {
content: '';
position: absolute;
inset: 0;
border-radius: inherit;
background: var(--status-offline);
animation: statusPulse 2.4s ease-out infinite;
}
.connection-dot.active {
background: var(--claude-success);
}
.connection-dot.active::after {
background: var(--claude-success);
}
.mode-icon-enter-active,
.mode-icon-leave-active {
transition:
opacity 0.2s ease,
transform 0.2s ease;
}
.mode-icon-enter-from,
.mode-icon-leave-to {
opacity: 0;
transform: scale(0.5) rotate(8deg);
}
@keyframes statusPulse {
0% {
transform: scale(1);
opacity: 0.35;
}
70% {
transform: scale(2.2);
opacity: 0;
}
100% {
transform: scale(2.2);
opacity: 0;
}
}
.sidebar-header {
padding: 23px;
border-bottom: 1px solid var(--claude-border);
position: sticky;
top: 0;
background: var(--claude-left-rail);
z-index: 10;
backdrop-filter: none;
display: flex;
align-items: center;
gap: 10px;
}
.sidebar-header h3 {
font-size: 15px;
font-weight: 600;
color: var(--claude-text);
margin: 0;
}
.sidebar-manage-btn {
border: 1px solid var(--border-default);
background: var(--surface-soft);
color: var(--claude-text);
padding: 4px 10px;
border-radius: 6px;
font-size: 13px;
cursor: pointer;
transition:
background 0.2s,
border-color 0.2s;
}
.sidebar-manage-btn:hover {
background: var(--surface-soft);
border-color: var(--border-strong);
}
.sidebar-view-toggle {
width: 32px;
height: 32px;
border-radius: 8px;
border: 1px solid var(--border-strong);
background: var(--surface-soft);
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
font-size: 18px;
transition: all 0.2s ease;
color: var(--claude-text);
}
.sidebar-view-toggle:hover {
background: var(--surface-soft);
}
.sidebar-panel-card-wrapper {
padding: 0 18px 24px;
flex: 1 1 auto;
display: flex;
min-height: 0;
}
.sidebar-panel-card {
background: var(--claude-left-rail);
border: 1px solid var(--claude-border);
border-radius: 18px;
box-shadow: none;
width: 100%;
display: flex;
flex-direction: column;
overflow: hidden;
min-height: 0;
}
.sidebar-panel-card .sidebar-header {
border-radius: 18px 18px 0 0;
}
.sidebar-panel-content {
flex: 1 1 auto;
display: flex;
flex-direction: column;
min-height: 0;
overflow: hidden;
background: var(--claude-left-rail);
padding: 6px 12px 24px;
border-radius: 0 0 18px 18px;
border-top: 1px solid rgba(118, 103, 84, 0.12);
}
.panel-menu-wrapper {
position: relative;
display: inline-flex;
align-items: center;
}
.panel-menu {
position: absolute;
left: calc(100% + 8px);
top: 0;
display: flex;
gap: 6px;
background: var(--surface-soft);
border: 1px solid var(--border-default);
border-radius: 8px;
padding: 6px 8px;
box-shadow: none;
z-index: 20;
}
.panel-menu button {
border: none;
background: transparent;
font-size: 18px;
cursor: pointer;
padding: 4px 6px;
border-radius: 6px;
}
.panel-menu button.active {
background: color-mix(in srgb, var(--accent) 10%, transparent);
}
.fade-enter-active,
.fade-leave-active {
transition: opacity 0.15s ease;
}
.fade-enter-from,
.fade-leave-to {
opacity: 0;
}
.sidebar.right-sidebar.collapsed {
width: 0 !important;
min-width: 0 !important;
border-left: none;
overflow: hidden;
opacity: 0;
transform: translateX(8px);
}
.sidebar.right-sidebar.collapsed .sidebar-header,
.sidebar.right-sidebar.collapsed .focused-files,
.sidebar.right-sidebar.collapsed .approval-panel-body {
opacity: 0;
pointer-events: none;
}
/* 文件树 */
.file-tree {
flex: 1 1 auto;
min-height: 0;
padding: 16px 20px 24px;
color: var(--claude-text);
overflow-y: auto;
-ms-overflow-style: none;
scrollbar-width: none;
}
.file-tree::-webkit-scrollbar {
width: 0;
height: 0;
}
.todo-panel {
flex: 1 1 auto;
min-height: 0;
padding: 16px 20px 24px;
display: flex;
flex-direction: column;
gap: 12px;
overflow-y: auto;
}
.sub-agent-panel {
padding: 16px 20px 24px;
display: flex;
flex-direction: column;
gap: 10px;
flex: 1 1 auto;
min-height: 0;
overflow-y: auto;
}
/* 左侧四个工作面板统一支持纵向滚动 */
.file-tree,
.todo-panel,
.sub-agent-panel {
-webkit-overflow-scrolling: touch;
-ms-overflow-style: none;
scrollbar-width: none;
}
.file-tree::-webkit-scrollbar,
.todo-panel::-webkit-scrollbar,
.sub-agent-panel::-webkit-scrollbar {
width: 0;
height: 0;
}
.sub-agent-cards {
display: flex;
flex-direction: column;
gap: 10px;
}
.sub-agent-card {
border: 1px solid var(--border-default);
border-radius: 10px;
padding: 12px 14px;
background: color-mix(in srgb, var(--claude-left-rail) 88%, var(--theme-surface-strong) 12%);
cursor: pointer;
transition:
border-color 0.2s ease,
box-shadow 0.2s ease;
[data-theme='dark'] & {
background: color-mix(in srgb, var(--surface-base) 60%, transparent);
border-color: var(--border-card-strong);
}
}
.sub-agent-card:hover {
border-color: var(--accent);
box-shadow: none;
[data-theme='dark'] & {
border-color: var(--accent-hover);
box-shadow: none;
}
}
.sub-agent-header {
display: flex;
justify-content: space-between;
align-items: center;
font-weight: 600;
margin-bottom: 6px;
}
.sub-agent-status {
text-transform: capitalize;
font-size: 12px;
}
.sub-agent-status.running {
color: var(--state-info);
}
.sub-agent-status.completed {
color: var(--state-success);
}
.sub-agent-status.failed,
.sub-agent-status.timeout,
.sub-agent-status.terminated,
.sub-agent-status.cancelled {
color: var(--state-danger);
}
.sub-agent-summary {
font-size: 13px;
color: var(--claude-text);
margin-bottom: 4px;
}
.background-command-summary {
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
}
.sub-agent-tool {
font-size: 12px;
color: var(--claude-text-secondary);
}
.todo-empty,
.sub-agent-empty,
.file-tree-empty {
font-size: 14px;
color: var(--claude-text-secondary);
padding: 10px 14px;
border-radius: 10px;
background: color-mix(in srgb, var(--claude-left-rail) 88%, var(--theme-surface-strong) 12%);
border: 1px dashed var(--claude-border);
text-align: center;
[data-theme='dark'] & {
background: color-mix(in srgb, var(--surface-base) 90%, transparent);
border-color: var(--border-strong);
}
}
.file-tree-empty--host {
text-align: left;
}
.host-workspace-section {
display: flex;
flex-direction: column;
gap: 10px;
}
.host-workspace-switcher {
display: flex;
flex-direction: column;
gap: 10px;
}
.host-workspace-header-box {
width: min(100%, 360px);
margin: 0 auto;
border-radius: 12px;
border: 1px dashed var(--claude-border-strong);
background: color-mix(in srgb, var(--claude-left-rail) 90%, var(--theme-surface-strong) 10%);
padding: 10px 12px;
position: relative;
display: flex;
align-items: center;
justify-content: center;
}
.host-workspace-add-btn {
position: absolute;
right: 10px;
width: 22px;
height: 22px;
appearance: none;
-webkit-appearance: none;
border: none;
background: transparent;
padding: 0;
color: var(--claude-text);
font-size: 22px;
font-weight: 500;
line-height: 1;
display: inline-flex;
align-items: center;
justify-content: center;
cursor: pointer;
box-shadow: none;
&:hover:not(:disabled) {
color: var(--claude-accent);
}
&:disabled {
opacity: 0.6;
cursor: not-allowed;
}
}
.host-workspace-title {
font-size: 14px;
font-weight: 600;
color: var(--claude-text);
text-align: center;
}
.host-workspace-list {
display: flex;
flex-direction: column;
gap: 8px;
}
.host-workspace-card {
width: 100%;
border: 1px solid var(--theme-control-border);
background: color-mix(in srgb, var(--claude-left-rail) 88%, var(--theme-surface-strong) 12%);
border-radius: 10px;
padding: 10px 12px;
text-align: left;
color: var(--claude-text);
cursor: pointer;
transition:
border-color 0.2s ease,
transform 0.2s ease;
&:hover:not(:disabled) {
border-color: var(--claude-accent);
transform: translateY(-1px);
}
&:disabled {
cursor: default;
opacity: 0.95;
}
&.active {
border-color: var(--claude-accent);
background: var(--claude-highlight);
}
}
.host-workspace-card-head {
display: flex;
align-items: center;
justify-content: space-between;
gap: 8px;
margin-bottom: 6px;
}
.host-workspace-label {
font-size: 13px;
font-weight: 600;
color: var(--claude-text);
}
.host-workspace-badges {
display: inline-flex;
align-items: center;
gap: 6px;
}
.host-workspace-badge {
border-radius: 999px;
padding: 2px 8px;
font-size: 11px;
line-height: 1.2;
border: 1px solid var(--theme-control-border);
color: var(--claude-text-secondary);
background: var(--theme-surface-muted);
&.default {
color: var(--claude-deep-strong);
border-color: color-mix(in srgb, var(--accent-deep-strong) 35%, transparent);
background: color-mix(in srgb, var(--accent-deep) 14%, transparent);
}
&.current {
color: var(--state-success);
border-color: color-mix(in srgb, var(--state-success) 35%, transparent);
background: color-mix(in srgb, var(--state-success) 18%, transparent);
}
&.running {
color: var(--claude-deep-strong);
border-color: color-mix(in srgb, var(--claude-accent) 34%, transparent);
background: color-mix(in srgb, var(--claude-highlight) 78%, transparent);
}
}
[data-theme='dark'] .host-workspace-header-box {
background: var(--claude-left-rail);
border-color: var(--border-strong);
}
[data-theme='dark'] .host-workspace-card {
background: color-mix(in srgb, var(--claude-left-rail) 88%, var(--theme-surface-strong) 12%);
&:hover:not(:disabled) {
background: var(--badge-bg);
}
&.active {
background: color-mix(in srgb, var(--badge-bg) 100%, white 4%);
}
}
[data-theme='dark'] .host-workspace-badge {
&.default {
color: var(--accent-deep);
border-color: color-mix(in srgb, var(--accent-deep) 35%, transparent);
background: color-mix(in srgb, var(--accent-deep) 16%, transparent);
}
&.current {
color: var(--state-success);
border-color: color-mix(in srgb, var(--state-success) 34%, transparent);
background: color-mix(in srgb, var(--state-success) 20%, transparent);
}
&.running {
color: var(--accent-deep);
border-color: color-mix(in srgb, var(--accent-deep) 35%, transparent);
background: color-mix(in srgb, var(--accent-deep) 16%, transparent);
}
}
.host-workspace-path {
font-size: 12px;
color: var(--claude-text-secondary);
word-break: break-all;
}
.host-workspace-hint {
font-size: 12px;
color: var(--claude-text-secondary);
}
.todo-task {
display: flex;
align-items: center;
justify-content: space-between;
padding: 10px 14px;
border: 1px solid var(--border-default);
border-radius: 10px;
font-size: 13px;
color: var(--claude-text);
background: color-mix(in srgb, var(--claude-left-rail) 88%, var(--theme-surface-strong) 12%);
}
.todo-task.done {
background: color-mix(in srgb, var(--state-success) 8%, transparent);
border-color: color-mix(in srgb, var(--state-success) 30%, transparent);
}
.todo-task-title {
flex: 1;
}
.todo-task-status {
font-weight: 600;
font-size: 12px;
margin-left: 12px;
}
.todo-instruction {
font-size: 12px;
color: var(--claude-text-secondary);
margin-top: 8px;
}
.file-node-wrapper {
font-size: 14px;
color: var(--claude-text);
font-family: inherit;
}
.folder-header {
width: 100%;
display: flex;
align-items: center;
gap: 8px;
padding: 6px 12px;
border: none;
background: transparent;
color: inherit;
cursor: pointer;
border-radius: 8px;
transition:
background 0.2s ease,
transform 0.2s ease;
text-align: left;
font-family: inherit;
}
.folder-header:hover {
background: var(--claude-highlight);
transform: translateX(2px);
}
.folder-arrow {
width: 12px;
text-align: center;
color: var(--claude-text-secondary);
font-size: 12px;
}
.folder-icon,
.file-icon {
width: 18px;
text-align: center;
}
.folder-name,
.file-name {
flex: 1;
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
font-family: inherit;
}
.folder-children {
margin-left: 14px;
padding-left: 6px;
border-left: 1px dashed rgba(0, 0, 0, 0.08);
}
.folder-children .file-node-wrapper {
margin-left: 0;
}
.file-node.file-leaf {
display: flex;
align-items: center;
gap: 8px;
padding: 6px 12px;
border-radius: 8px;
font-family: inherit;
}
.file-node.file-leaf:hover {
background: var(--claude-highlight);
}
.file-node .annotation {
color: var(--claude-text-secondary);
font-size: 12px;
margin-left: 8px;
}
.context-menu {
position: fixed;
background: var(--surface-raised);
border: 1px solid var(--border-default);
border-radius: 8px;
box-shadow: none;
z-index: 3000;
min-width: 180px;
padding: 6px 0;
}
.context-menu button {
width: 100%;
padding: 8px 18px;
background: transparent;
border: none;
text-align: left;
font-size: 13px;
color: var(--text-primary);
cursor: pointer;
transition: background 0.15s ease;
}
.context-menu button:hover {
background: color-mix(in srgb, var(--state-info) 12%, transparent);
}
.context-menu button:disabled {
color: var(--text-tertiary);
cursor: not-allowed;
background: transparent;
}
/* Targeted refinement: keep workspace content/layout, only polish switcher/menu/manage controls. */
.sidebar-manage-btn {
height: 32px;
border: 0;
border-radius: 10px;
background: transparent;
color: var(--claude-text);
padding: 0 11px;
font-size: 13px;
cursor: pointer;
transition:
background 140ms ease,
color 140ms ease;
}
.sidebar-manage-btn:hover {
background: var(--theme-tab-active);
border-color: transparent;
}
.sidebar-view-toggle {
width: 32px;
height: 32px;
border-radius: 10px;
border: 0;
background: transparent;
color: var(--claude-text);
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
transition:
background 140ms ease,
color 140ms ease;
}
.sidebar-view-toggle:hover {
background: var(--theme-tab-active);
}
.panel-menu {
left: calc(100% + 8px);
top: 0;
display: flex;
gap: 4px;
background: var(--claude-left-rail);
border: 1px solid var(--claude-border);
border-radius: 14px;
padding: 6px;
box-shadow: none;
z-index: 20;
}
.panel-menu button {
width: 34px;
height: 34px;
border: 0;
background: transparent;
cursor: pointer;
padding: 0;
border-radius: 10px;
color: var(--claude-text);
display: inline-flex;
align-items: center;
justify-content: center;
transition:
background 140ms ease,
color 140ms ease;
}
.panel-menu button:hover,
.panel-menu button.active {
background: var(--theme-tab-active);
}