/* 侧边栏容器 */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    background: var(--sidebar-bg) !important; /* 使用CSS变量并添加!important确保优先级 */
    border-right: 1px solid var(--sidebar-border-color) !important;
    z-index: 100;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    overflow: hidden;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    /* 防止横向滚动 */
    overflow-x: hidden;
}

/* 侧边栏折叠状态 */
.sidebar.sidebar-collapsed {
    width: 80px !important;
}

body.sidebar-collapsed .sidebar {
    width: 80px !important;
}

/* 折叠状态下隐藏文字 */
.sidebar.sidebar-collapsed .sidebar-header h1,
body.sidebar-collapsed .sidebar-header h1 {
    opacity: 0;
    width: 0;
    overflow: hidden;
    white-space: nowrap;
}

.sidebar.sidebar-collapsed .nav-group-title,
body.sidebar-collapsed .nav-group-title {
    opacity: 0;
    height: 0;
    padding: 0;
    margin: 0;
    overflow: hidden;
}

.sidebar.sidebar-collapsed .nav-item,
body.sidebar-collapsed .nav-item {
    justify-content: center;
    padding: 0.75rem 0;
}

.sidebar.sidebar-collapsed .nav-item span,
body.sidebar-collapsed .nav-item span {
    opacity: 0;
    width: 0;
    margin: 0;
    overflow: hidden;
}

.sidebar.sidebar-collapsed .nav-item i,
body.sidebar-collapsed .nav-item i {
    margin: 0;
    font-size: 1.25rem;
}

/* 折叠状态下的用户信息 */
.sidebar.sidebar-collapsed .user-profile,
body.sidebar-collapsed .user-profile {
    flex-direction: column;
    align-items: center;
    padding: 0.5rem;
}

.sidebar.sidebar-collapsed .user-info,
body.sidebar-collapsed .user-info {
    display: none;
}

.sidebar.sidebar-collapsed .account-actions,
body.sidebar-collapsed .account-actions {
    display: none;
}

/* 折叠状态下的新用户信息区域 */
.sidebar.sidebar-collapsed .sidebar-user .user-details,
body.sidebar-collapsed .sidebar-user .user-details {
    display: none;
}

.sidebar.sidebar-collapsed .sidebar-user .dropdown-icon,
body.sidebar-collapsed .sidebar-user .dropdown-icon {
    display: none;
}

.sidebar.sidebar-collapsed .sidebar-user .user-info,
body.sidebar-collapsed .sidebar-user .user-info {
    display: flex !important;
    justify-content: center;
    padding: 8px;
}

.sidebar.sidebar-collapsed .sidebar-user .user-avatar,
body.sidebar-collapsed .sidebar-user .user-avatar {
    margin-right: 0;
}

/* 折叠状态下的头部控制按钮 - 保持显示 */
.sidebar.sidebar-collapsed .header-controls,
body.sidebar-collapsed .header-controls {
    flex-direction: column;
    gap: 0.25rem !important;
}

.sidebar.sidebar-collapsed .header-controls .icon-btn,
body.sidebar-collapsed .header-controls .icon-btn {
    width: 32px;
    height: 32px;
}

.sidebar.sidebar-collapsed .sidebar-large-icon,
body.sidebar-collapsed .sidebar-large-icon {
    margin: 0 !important;
}

/* 折叠状态下的侧边栏头部布局调整 */
.sidebar.sidebar-collapsed .sidebar-header,
body.sidebar-collapsed .sidebar-header {
    padding: 0.75rem;
}

.sidebar.sidebar-collapsed .sidebar-header .d-flex,
body.sidebar-collapsed .sidebar-header .d-flex {
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

/* 亮色主题下的侧边栏文字颜色 */
:root .sidebar {
    color: var(--sidebar-text);
}

/* 暗色主题下的侧边栏文字颜色 */
[data-theme="dark"] .sidebar {
    color: var(--sidebar-text);
}

/* 侧边栏头部 */
.sidebar-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--sidebar-border-color) !important;
    background: var(--sidebar-bg) !important; /* 使用CSS变量并添加!important确保优先级 */
    flex-shrink: 0; /* 防止在所有尺寸下被压缩 */
}

/* 侧边栏头部控制按钮 */
.sidebar-header .header-controls .icon-btn {
    color: var(--sidebar-text) !important;
    border-color: var(--sidebar-border-color) !important;
    background: transparent !important;
}

.sidebar-header .header-controls .icon-btn i {
    font-size: 16px !important;
    color: var(--sidebar-text) !important;
}

.sidebar-header .header-controls .icon-btn:hover {
    background: var(--sidebar-hover-bg) !important;
    color: var(--primary) !important;
    border-color: var(--primary) !important;
}

.sidebar-header .header-controls .icon-btn:hover i {
    color: var(--primary) !important;
}

/* 暗色主题下的头部控制按钮 */
[data-theme="dark"] .sidebar-header .header-controls .icon-btn {
    color: var(--sidebar-text) !important;
    border-color: var(--sidebar-border-color) !important;
}

[data-theme="dark"] .sidebar-header .header-controls .icon-btn i {
    color: var(--sidebar-text) !important;
}

[data-theme="dark"] .sidebar-header .header-controls .icon-btn:hover {
    background: var(--sidebar-hover-bg) !important;
    color: var(--primary) !important;
    border-color: var(--primary) !important;
}

[data-theme="dark"] .sidebar-header .header-controls .icon-btn:hover i {
    color: var(--primary) !important;
}

.sidebar-header h1 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--sidebar-text); /* 使用CSS变量 */
}

/* 亮色主题下的侧边栏头部标题 */
:root .sidebar-header h1 {
    color: var(--sidebar-text);
}

/* 暗色主题下的侧边栏头部标题 */
[data-theme="dark"] .sidebar-header h1 {
    color: var(--sidebar-text);
}

/* 侧边栏导航 */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 1rem 0;
    /* iOS 平滑滚动 - 适用于所有尺寸 */
    -webkit-overflow-scrolling: touch;
    /* 美化滚动条 */
    scrollbar-width: thin;
    scrollbar-color: rgba(102, 126, 234, 0.3) transparent;
}

.sidebar-nav::-webkit-scrollbar {
    width: 6px;
}

.sidebar-nav::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(102, 126, 234, 0.3);
    border-radius: 3px;
    transition: background 0.3s;
}

.sidebar-nav::-webkit-scrollbar-thumb:hover {
    background: rgba(102, 126, 234, 0.5);
}

[data-theme="dark"] .sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(102, 178, 255, 0.3);
}

[data-theme="dark"] .sidebar-nav::-webkit-scrollbar-thumb:hover {
    background: rgba(102, 178, 255, 0.5);
}

/* 导航分组 */
.nav-group {
    margin-bottom: 1.5rem;
}

.nav-group-title {
    padding: 0.5rem 1.5rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 0.5rem;
    margin-top: 0.25rem;
}

/* 亮色主题下的分组标题 */
:root .nav-group-title,
[data-theme="light"] .nav-group-title {
    color: rgba(0, 0, 0, 0.45);
}

/* 暗色主题下的分组标题 */
[data-theme="dark"] .nav-group-title {
    color: rgba(255, 255, 255, 0.5);
}

/* 导航分割线 */
.nav-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.2);
    margin: 1rem 1.5rem;
    opacity: 1;
}

/* 亮色主题下的分割线 */
:root .nav-divider,
[data-theme="light"] .nav-divider {
    background: rgba(0, 0, 0, 0.1);
}

/* 暗色主题下的分割线 */
[data-theme="dark"] .nav-divider {
    background: rgba(255, 255, 255, 0.2);
}

/* 折叠状态下隐藏分割线 */
.sidebar.sidebar-collapsed .nav-divider,
body.sidebar-collapsed .nav-divider {
    margin: 0.5rem 1rem;
}

/* 亮色主题下的导航组标题 */
:root .nav-group-title {
    color: var(--sidebar-group-title-color) !important;
}

/* 暗色主题下的导航组标题 */
[data-theme="dark"] .nav-group-title {
    color: var(--sidebar-group-title-color) !important;
}

/* 导航项 */
.nav-item {
    display: flex;
    align-items: flex-start;
    flex-direction: column;
    padding: 0.75rem 1.5rem;
    color: var(--sidebar-text) !important;
    text-decoration: none;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
    font-weight: 500;
}

.nav-item > span {
    display: flex;
    align-items: center;
    width: 100%;
}

.nav-item .nav-desc {
    display: block;
    font-size: 0.7rem;
    color: rgba(148, 163, 184, 0.7);
    margin-top: 2px;
    margin-left: 28px;
    font-weight: 400;
}

/* 亮色主题下的导航项 */
:root .nav-item {
    color: var(--sidebar-text) !important;
}

/* 暗色主题下的导航项 */
[data-theme="dark"] .nav-item {
    color: var(--sidebar-text) !important;
}

.nav-item:hover {
    background: var(--sidebar-hover-bg) !important;
    color: var(--sidebar-text) !important;
    border-left-color: var(--primary);
}

.nav-item.active {
    background: var(--sidebar-active-bg) !important;
    color: var(--sidebar-active-text) !important;
    border-left-color: var(--primary);
    font-weight: 600;
}

.nav-item i {
    width: 1.5rem;
    margin-right: 0.75rem;
    text-align: center;
    font-size: 1.1em;
    color: var(--sidebar-text) !important;
}

/* 亮色主题下的导航项图标 */
:root .nav-item i {
    color: var(--sidebar-text) !important;
}

/* 暗色主题下的导航项图标 */
[data-theme="dark"] .nav-item i {
    color: var(--sidebar-text) !important;
}

/* 侧边栏底部 */
.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--sidebar-border-color);
    background: var(--sidebar-bg); /* 使用CSS变量 */
    flex-shrink: 0; /* 防止在所有尺寸下被压缩 */
}

.user-profile {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.user-avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 0.75rem;
    border: 2px solid var(--sidebar-border-color);
}

.user-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-info {
    flex: 1;
}

.user-name {
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--sidebar-text) !important; /* 使用CSS变量 */
    margin-bottom: 0.125rem;
}

/* 亮色主题下的用户名称 */
:root .user-name {
    color: var(--sidebar-text) !important;
}

/* 暗色主题下的用户名称 */
[data-theme="dark"] .user-name {
    color: var(--sidebar-text) !important;
}

/* 侧边栏底部 */
.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--sidebar-border-color) !important;
    background: var(--sidebar-bg) !important; /* 使用CSS变量 */
}

.user-role {
    font-size: 0.75rem;
    color: var(--sidebar-group-title-color) !important;
}

/* 亮色主题下的用户角色 */
:root .user-role {
    color: var(--sidebar-group-title-color) !important;
}

/* 暗色主题下的用户角色 */
[data-theme="dark"] .user-role {
    color: var(--sidebar-group-title-color) !important;
}

.account-btn {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0.5rem;
    background: var(--sidebar-hover-bg) !important; /* 使用CSS变量 */
    border: 1px solid var(--sidebar-border-color) !important;
    border-radius: var(--border-radius-sm);
    color: var(--sidebar-text) !important; /* 使用CSS变量 */
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
}

/* 亮色主题下的账户按钮 */
:root .account-btn {
    color: var(--sidebar-text) !important;
    background: var(--sidebar-hover-bg) !important;
    border: 1px solid var(--sidebar-border-color) !important;
}

/* 暗色主题下的账户按钮 */
[data-theme="dark"] .account-btn {
    color: var(--sidebar-text) !important;
    background: var(--sidebar-hover-bg) !important;
    border: 1px solid var(--sidebar-border-color) !important;
}

.account-btn:hover {
    background: var(--sidebar-active-bg) !important;
    color: var(--sidebar-active-text) !important;
    border-color: var(--sidebar-active-bg) !important;
}

.account-btn i {
    margin-right: 0.5rem;
    font-size: 0.875rem;
    color: var(--sidebar-text) !important; /* 使用CSS变量 */
}

/* 响应式设计 - 已移除旧的冲突样式，使用下方统一的移动端样式 */

/* 顶部菜单布局 - 统一使用layout-top-nav类名 */
.layout-top-nav .app-container,
body.layout-top-nav .app-container {
    flex-direction: column !important;
}

.layout-top-nav .sidebar,
body.layout-top-nav .sidebar {
    width: 100% !important;
    height: auto !important;
    position: static !important;
    display: flex !important; /* 确保侧边栏显示 */
    border-right: none !important;
    border-bottom: 1px solid var(--sidebar-border-color) !important;
    background: var(--sidebar-bg) !important; /* 使用CSS变量 */
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1) !important;
    transform: none !important;
    z-index: 100 !important;
}

.layout-top-nav .sidebar-header,
body.layout-top-nav .sidebar-header {
    padding: 0.75rem 1.5rem !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
}

.layout-top-nav .sidebar-header h1 {
    font-size: 1.1rem !important;
    margin: 0 !important;
}

.layout-top-nav .sidebar-header .d-flex {
    gap: 1rem !important;
}

.layout-top-nav .main-content {
    margin-left: 0 !important;
    width: 100% !important;
}

.layout-top-nav .sidebar-nav {
    display: flex !important;
    flex-wrap: wrap !important;
    padding: 0.5rem 1rem !important;
    gap: 0.25rem !important;
    overflow-x: auto !important;
    overflow-y: hidden !important;
}

.layout-top-nav .nav-group {
    display: flex !important;
    align-items: center !important;
    margin-right: 0.5rem !important;
    margin-bottom: 0 !important;
    gap: 0.25rem !important;
}

.layout-top-nav .nav-group-title {
    margin-right: 0.5rem !important;
    font-weight: bold !important;
    display: none !important;
}

.layout-top-nav .nav-item {
    display: inline-flex !important;
    align-items: center !important;
    padding: 0.5rem 1rem !important;
    margin: 0 !important;
    border-radius: 6px !important;
    border-left: none !important;
    color: var(--sidebar-text) !important;
    background: transparent !important;
    font-weight: 500 !important;
    white-space: nowrap !important;
    transition: all 0.2s ease !important;
}

/* 亮色主题下的顶部菜单导航项 */
:root .layout-top-nav .nav-item {
    color: var(--sidebar-text) !important;
    background: transparent !important;
}

/* 暗色主题下的顶部菜单导航项 */
[data-theme="dark"] .layout-top-nav .nav-item {
    color: var(--sidebar-text) !important;
    background: transparent !important;
}

.layout-top-nav .nav-item:hover {
    background: var(--sidebar-hover-bg) !important;
    color: var(--sidebar-text) !important;
    transform: translateY(-1px) !important;
}

.layout-top-nav .nav-item.active {
    background: var(--sidebar-active-bg) !important;
    color: var(--sidebar-active-text) !important;
    font-weight: 600 !important;
    border-bottom: 2px solid var(--primary) !important;
}

.layout-top-nav .nav-item i {
    margin-right: 0.5rem;
    color: var(--sidebar-text);
}

/* 亮色主题下的顶部菜单导航项图标 */
:root .layout-top-nav .nav-item i {
    color: var(--sidebar-text);
}

/* 暗色主题下的顶部菜单导航项图标 */
[data-theme="dark"] .layout-top-nav .nav-item i {
    color: var(--sidebar-text);
}

.layout-top-nav .sidebar-footer {
    display: none !important;
}

/* 顶部菜单布局时隐藏侧边栏切换按钮 */
.layout-top-nav .sidebar-toggle {
    display: none !important;
}

/* 侧边栏切换按钮 - 桌面端和移动端统一样式 */
.sidebar-toggle {
    display: flex; /* 在所有屏幕尺寸下都显示 */
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 1001; /* 确保在侧边栏上方 */
    background: #1890FF !important; /* 直接使用蓝色，不依赖变量 */
    color: #ffffff !important;
    border: 2px solid #1890FF !important;
    border-radius: 8px;
    width: 2.5rem;
    height: 2.5rem;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 123, 255, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0;
    outline: none;
}

.sidebar-toggle i {
    font-size: 1.25rem !important;
    color: #ffffff !important;
    line-height: 1;
    display: block;
}

.sidebar-toggle:hover {
    background: #0056b3 !important;
    border-color: #0056b3 !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.4);
}

.sidebar-toggle:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.3);
}

/* 暗色主题下的切换按钮 */
[data-theme="dark"] .sidebar-toggle {
    background: #66b2ff !important;
    border-color: #66b2ff !important;
    box-shadow: 0 2px 10px rgba(102, 178, 255, 0.3);
}

[data-theme="dark"] .sidebar-toggle:hover {
    background: #4d94ff !important;
    border-color: #4d94ff !important;
    box-shadow: 0 4px 15px rgba(102, 178, 255, 0.4);
}

/* 抽屉遮罩层 - 用于移动端侧边栏 */
.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999; /* 低于侧边栏（1000）但高于主内容 */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-in-out, visibility 0.3s ease-in-out;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.drawer-overlay.show {
    opacity: 1;
    visibility: visible;
}

@media (max-width: 991.98px) {
    .sidebar {
        width: var(--sidebar-width);
        height: 100vh;
        position: fixed;
        top: 0;
        left: 0;
        transform: translateX(-100%);
        transition: transform 0.3s ease-in-out;
        z-index: 1000;
        background: var(--sidebar-bg);
        border-right: 1px solid var(--sidebar-border-color);
        overflow: hidden; /* 侧边栏本身不滚动 */
        display: flex !important; /* 确保 flex 布局 */
        flex-direction: column !important; /* 纵向排列 */
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .sidebar-nav {
        display: flex;
        flex-direction: column;
        padding: 0.5rem;
        overflow-y: auto;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch; /* iOS 平滑滚动 */
        flex: 1; /* 占据剩余空间 */
        height: auto;
    }
    
    .nav-group {
        margin-bottom: 0;
        margin-right: 0;
        width: 100%;
    }
    
    .nav-group-title {
        display: block;
        padding: 0.5rem 1rem;
    }
    
    .nav-item {
        padding: 0.75rem 1rem;
        border-radius: var(--border-radius-sm);
        border-left: 3px solid transparent;
        margin: 0.125rem 0;
        color: var(--sidebar-text);
        background: transparent;
        font-weight: 500;
        width: 100%;
    }
    
    /* 亮色主题下的移动端导航项 */
    :root .nav-item {
        color: var(--sidebar-text);
        background: transparent;
    }
    
    /* 暗色主题下的移动端导航项 */
    [data-theme="dark"] .nav-item {
        color: var(--sidebar-text);
        background: transparent;
    }
    
    .nav-item:hover {
        background: var(--sidebar-hover-bg);
        color: var(--sidebar-text);
        border-left: 3px solid var(--primary);
    }
    
    .nav-item.active {
        background: var(--sidebar-active-bg);
        color: var(--sidebar-active-text);
        border-left: 3px solid var(--primary);
        font-weight: 600;
    }
    
    .sidebar-footer {
        display: block !important;
        padding: 1rem;
    }
    
    .main-content {
        margin-left: 0;
        transition: transform 0.3s ease-in-out;
    }
    
    .main-content.shifted {
        transform: translateX(var(--sidebar-width));
    }
    
    /* 移动端侧边栏切换按钮已在全局样式中设置 */
    
    /* 顶部菜单布局在移动端 */
    .layout-top-nav .sidebar {
        position: relative;
        left: 0;
        height: auto;
        width: 100%;
        background: var(--sidebar-bg);
        transform: none !important;
    }
    
    .layout-top-nav .main-content {
        transform: none !important;
    }
    
    .layout-top-nav .sidebar-nav {
        display: flex;
        flex-wrap: wrap;
        padding: 0.5rem;
    }
    
    .layout-top-nav .nav-group {
        display: flex;
        align-items: center;
        margin-right: 1rem;
        margin-bottom: 0;
    }
    
    .layout-top-nav .nav-group-title {
        display: none;
    }
    
    .layout-top-nav .nav-item {
        width: auto;
        padding: 0.5rem 1rem;
        margin: 0.25rem;
        border-radius: var(--border-radius-sm);
        border-left: none;
        background: var(--sidebar-hover-bg);
    }
    
    .layout-top-nav .nav-item:hover,
    .layout-top-nav .nav-item.active {
        border-left: none;
        background: var(--sidebar-active-bg);
        color: var(--sidebar-active-text);
    }
}

/* 添加侧边栏激活状态的样式 */
.sidebar.active {
    transform: translateX(0);
}

/* 添加主内容区域偏移的样式 */
.main-content.shifted {
    transform: translateX(var(--sidebar-width));
}

/* 侧边栏用户信息区域 */
.sidebar-user {
    position: relative;
    flex-shrink: 0; /* 防止被压缩 */
    padding: 0.75rem;
    border-top: 1px solid var(--sidebar-border-color);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    width: 100%;
    box-sizing: border-box;
}

[data-theme="dark"] .sidebar-user {
    background: linear-gradient(135deg, rgba(102, 178, 255, 0.08) 0%, rgba(77, 155, 255, 0.08) 100%);
}

.sidebar-user .user-info {
    display: flex;
    align-items: center;
    padding: 10px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(102, 126, 234, 0.1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

[data-theme="dark"] .sidebar-user .user-info {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(102, 178, 255, 0.1);
}

.sidebar-user .user-info:hover {
    background: rgba(255, 255, 255, 0.8);
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.15);
    transform: translateY(-2px);
}

[data-theme="dark"] .sidebar-user .user-info:hover {
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 12px rgba(102, 178, 255, 0.2);
}

.sidebar-user .user-info.active {
    background: rgba(102, 126, 234, 0.1);
    border-color: var(--primary);
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.2);
}

[data-theme="dark"] .sidebar-user .user-info.active {
    background: rgba(102, 178, 255, 0.15);
}

.sidebar-user .user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 12px;
    border: 2px solid var(--primary);
    flex-shrink: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 600;
    color: white;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

.sidebar-user .user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar-user .user-details {
    flex: 1;
    min-width: 0; /* 防止文字溢出 */
    line-height: 1.4;
}

.sidebar-user .user-name {
    font-weight: 700;
    font-size: 15px;
    color: var(--sidebar-text);
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: 0.3px;
}

.sidebar-user .user-role {
    font-size: 11px;
    color: var(--sidebar-group-title-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.8;
}

.sidebar-user .dropdown-icon {
    margin-left: auto;
    padding-left: 8px;
    font-size: 14px;
    color: var(--primary);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.7;
    flex-shrink: 0;
}

.sidebar-user .user-info:hover .dropdown-icon {
    opacity: 1;
}

.sidebar-user .user-info.active .dropdown-icon {
    transform: rotate(180deg);
    opacity: 1;
}

/* 用户下拉菜单 */
.sidebar-user .user-dropdown {
    position: absolute !important;
    bottom: calc(100% + 8px) !important;
    left: 0.75rem !important;
    right: 0.75rem !important;
    background: rgba(50, 60, 80, 0.98) !important;  /* 使用深色半透明背景，确保白色文字清晰可见 */
    border: 1px solid rgba(102, 126, 234, 0.3) !important;
    border-radius: 12px !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25), 0 4px 8px rgba(0, 0, 0, 0.15) !important;
    opacity: 0 !important;
    visibility: hidden !important;
    display: block !important;
    transform: translateY(10px) scale(0.95) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    z-index: 1000 !important;
    overflow: hidden !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    pointer-events: none !important;
    max-width: calc(var(--sidebar-width) - 1.5rem);
    box-sizing: border-box;
}

[data-theme="dark"] .sidebar-user .user-dropdown {
    background: rgba(40, 50, 70, 0.98) !important;  /* 暗色主题使用更深的背景 */
    border-color: rgba(102, 178, 255, 0.3);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 4px 8px rgba(0, 0, 0, 0.25);
}

.sidebar-user .user-dropdown.show {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) scale(1) !important;
    pointer-events: auto !important;
}

.sidebar-user .dropdown-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    color: #ffffff !important;  /* 改为白色，更清晰可见 */
    text-decoration: none;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 14px;
    font-weight: 500;
    position: relative;
}

.sidebar-user .dropdown-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary);
    transform: scaleY(0);
    transition: transform 0.2s ease;
}

.sidebar-user .dropdown-item:hover {
    background: linear-gradient(90deg, rgba(102, 126, 234, 0.25) 0%, transparent 100%);
    padding-left: 20px;
    color: #ffffff !important;  /* 确保hover时文字依然是白色 */
}

[data-theme="dark"] .sidebar-user .dropdown-item:hover {
    background: linear-gradient(90deg, rgba(102, 178, 255, 0.3) 0%, transparent 100%);
    color: #ffffff !important;  /* 暗色主题hover时也保持白色 */
}

.sidebar-user .dropdown-item:hover::before {
    transform: scaleY(1);
}

.sidebar-user .dropdown-item i {
    width: 20px;
    margin-right: 12px;
    font-size: 15px;
    text-align: center;
    transition: transform 0.2s ease;
}

.sidebar-user .dropdown-item:hover i {
    transform: scale(1.1);
}

.sidebar-user .dropdown-item.text-danger {
    color: #ff6b6b !important;  /* 使用更亮的红色，确保在深色背景下清晰可见 */
}

.sidebar-user .dropdown-item.text-danger::before {
    background: var(--danger-color);
}

.sidebar-user .dropdown-item.text-danger:hover {
    background: linear-gradient(90deg, rgba(245, 34, 45, 0.08) 0%, transparent 100%);
}

[data-theme="dark"] .sidebar-user .dropdown-item.text-danger:hover {
    background: linear-gradient(90deg, rgba(245, 34, 45, 0.12) 0%, transparent 100%);
}

.sidebar-user .dropdown-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--border-color) 20%, var(--border-color) 80%, transparent 100%);
    margin: 6px 0;
}

/* 折叠状态下的用户信息 */
.sidebar.sidebar-collapsed .sidebar-user,
body.sidebar-collapsed .sidebar-user {
    padding: 0.5rem;
}

.sidebar.sidebar-collapsed .user-details,
body.sidebar-collapsed .user-details,
.sidebar.sidebar-collapsed .dropdown-icon,
body.sidebar-collapsed .dropdown-icon {
    display: none;
}

.sidebar.sidebar-collapsed .user-avatar,
body.sidebar-collapsed .user-avatar {
    margin: 0;
}

.sidebar.sidebar-collapsed .user-info,
body.sidebar-collapsed .user-info {
    justify-content: center;
    padding: 0.5rem;
}

/* 暗色主题适配 */
[data-theme="dark"] .sidebar-user .user-dropdown {
    background: var(--surface-color);
    border-color: var(--border-color);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .sidebar-user .dropdown-item {
    color: #ffffff !important;  /* 暗色主题也使用白色 */
}

[data-theme="dark"] .sidebar-user .dropdown-item:hover {
    background: var(--sidebar-hover-bg);
}

/* 移动端适配 */
@media (max-width: 991.98px) {
    .sidebar-user {
        display: block !important;
        flex-shrink: 0; /* 防止被压缩 */
    }
    
    .sidebar-user .user-dropdown {
        bottom: 100%;
        margin: 0 0.5rem 0.5rem 0.5rem;
    }
    
    /* 确保侧边栏头部在移动端不滚动 */
    .sidebar-header {
        flex-shrink: 0; /* 防止被压缩 */
    }
}

/* 暗色主题下的用户信息优化 */
[data-theme="dark"] .sidebar-user .user-name {
    color: var(--sidebar-text);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .sidebar-user .user-role {
    color: var(--sidebar-group-title-color);
}

[data-theme="dark"] .sidebar-user .user-avatar {
    border-color: rgba(102, 178, 255, 0.6);
    box-shadow: 0 2px 8px rgba(102, 178, 255, 0.4);
}

/* 响应式优化 - 小屏幕 */
@media (max-width: 768px) {
    .sidebar-user {
        padding: 0.5rem;
    }
    
    .sidebar-user .user-info {
        padding: 8px;
    }
    
    .sidebar-user .user-avatar {
        width: 40px;
        height: 40px;
        margin-right: 10px;
        font-size: 16px;
    }
    
    .sidebar-user .user-name {
        font-size: 14px;
    }
    
    .sidebar-user .user-role {
        font-size: 10px;
    }
    
    .sidebar-user .dropdown-icon {
        font-size: 12px;
    }
}

/* 添加微动画 - 头像呼吸效果 */
@keyframes avatarPulse {
    0%, 100% {
        box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
    }
    50% {
        box-shadow: 0 2px 12px rgba(102, 126, 234, 0.5);
    }
}

.sidebar-user .user-avatar {
    animation: avatarPulse 4s ease-in-out infinite;
}

[data-theme="dark"] .sidebar-user .user-avatar {
    animation-name: avatarPulseDark;
}

@keyframes avatarPulseDark {
    0%, 100% {
        box-shadow: 0 2px 8px rgba(102, 178, 255, 0.4);
    }
    50% {
        box-shadow: 0 2px 12px rgba(102, 178, 255, 0.6);
    }
}

/* 加载状态动画 */
.sidebar-user .user-name:empty::after,
.sidebar-user .user-role:empty::after {
    content: '...';
    animation: dotPulse 1.5s ease-in-out infinite;
    opacity: 0.6;
}

@keyframes dotPulse {
    0%, 20% {
        content: '.';
    }
    40% {
        content: '..';
    }
    60%, 100% {
        content: '...';
    }
}

/* 用户信息卡片悬停时的微妙缩放 */
.sidebar-user .user-info {
    will-change: transform, box-shadow;
}

.sidebar-user .user-info:active {
    transform: translateY(0) scale(0.98);
}

/* 下拉菜单项的过渡优化 */
.sidebar-user .dropdown-item {
    will-change: background, padding-left;
}

/* 确保文本不会溢出 */
.sidebar-user * {
    box-sizing: border-box;
}

/* 优化滚动性能 */
.sidebar-user {
    contain: layout style;
}