/* Django SimpleUI 风格样式 */

/* 全局样式 */
:root {
  /* 主色调 */
  --simpleui-primary-color: #409EFF;
  --simpleui-primary-hover: #66b1ff;
  --simpleui-primary-active: #3a8ee6;
  
  /* 辅助色 */
  --simpleui-success-color: #67c23a;
  --simpleui-warning-color: #e6a23c;
  --simpleui-danger-color: #f56c6c;
  --simpleui-info-color: #909399;
  
  /* 中性色 */
  --simpleui-bg-color: #f5f7fa;
  --simpleui-bg-color-light: #ffffff;
  --simpleui-bg-color-dark: #ecf5ff;
  
  /* 文本色 */
  --simpleui-text-color: #303133;
  --simpleui-text-color-secondary: #606266;
  --simpleui-text-color-light: #909399;
  --simpleui-text-color-disabled: #c0c4cc;
  
  /* 边框色 */
  --simpleui-border-color: #ebeef5;
  --simpleui-border-color-light: #f0f2f5;
  --simpleui-border-color-dark: #dcdfe6;
  
  /* 布局尺寸 */
  --simpleui-sidebar-width: 220px;
  --simpleui-sidebar-collapsed-width: 64px;
  --simpleui-header-height: 60px;
  --simpleui-content-padding: 20px;
  
  /* 间距规范 */
  --simpleui-space-xs: 4px;
  --simpleui-space-sm: 8px;
  --simpleui-space-md: 16px;
  --simpleui-space-lg: 24px;
  --simpleui-space-xl: 32px;
  
  /* 圆角 */
  --simpleui-border-radius-sm: 2px;
  --simpleui-border-radius-md: 4px;
  --simpleui-border-radius-lg: 8px;
  
  /* 阴影 */
  --simpleui-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --simpleui-shadow-md: 0 2px 12px rgba(0, 0, 0, 0.1);
  --simpleui-shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
  
  /* 过渡动画 */
  --simpleui-transition-fast: 0.2s ease;
  --simpleui-transition-normal: 0.3s ease;
  --simpleui-transition-slow: 0.5s ease;
}

.simpleui-body {
  margin: 0;
  padding: 0;
  font-family: 'Helvetica Neue', Helvetica, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--simpleui-text-color);
  background-color: var(--simpleui-bg-color);
}

/* 字体层级 */
.simpleui-text-h1 {
  font-size: 24px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--simpleui-text-color);
}

.simpleui-text-h2 {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--simpleui-text-color);
}

.simpleui-text-h3 {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--simpleui-text-color);
}

.simpleui-text-base {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--simpleui-text-color);
}

.simpleui-text-sm {
  font-size: 12px;
  font-weight: 400;
  line-height: 1.4;
  color: var(--simpleui-text-color-secondary);
}

.simpleui-text-xs {
  font-size: 11px;
  font-weight: 400;
  line-height: 1.3;
  color: var(--simpleui-text-color-light);
}

/* 容器布局 */
.simpleui-container {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* 侧边栏 */
.simpleui-sidebar {
  width: var(--simpleui-sidebar-width);
  height: 100vh;
  background-color: #fff;
  border-right: 1px solid var(--simpleui-border-color);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: width 0.3s ease, transform 0.3s ease;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 1000;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
}

.simpleui-sidebar.collapsed {
  width: var(--simpleui-sidebar-collapsed-width);
}

.simpleui-sidebar-header {
  height: var(--simpleui-header-height);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--simpleui-border-color);
  padding: 0 20px;
  background-color: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}

.simpleui-logo {
  font-size: 18px;
  font-weight: bold;
  color: var(--simpleui-primary-color);
  text-decoration: none;
  white-space: nowrap;
}

.simpleui-sidebar.collapsed .simpleui-logo {
  font-size: 0;
}

/* 导航菜单 */
.simpleui-nav {
  padding: 15px 0;
}

.simpleui-nav-menu {
  list-style: none;
  padding: 0;
  margin: 0;
}

.simpleui-nav-item {
  margin-bottom: 4px;
  border-radius: 4px;
  overflow: hidden;
}

.simpleui-nav-link {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  color: var(--simpleui-text-color-secondary);
  text-decoration: none;
  transition: all 0.3s ease;
  border-right: 3px solid transparent;
  border-left: 3px solid transparent;
}

.simpleui-nav-link:hover {
  color: var(--simpleui-primary-color);
  background-color: rgba(64, 158, 255, 0.1);
  border-left-color: rgba(64, 158, 255, 0.3);
}

.simpleui-nav-link.active {
  color: var(--simpleui-primary-color);
  background-color: rgba(64, 158, 255, 0.1);
  border-right-color: var(--simpleui-primary-color);
  border-left-color: var(--simpleui-primary-color);
  font-weight: 500;
}

.simpleui-nav-link i {
  font-size: 16px;
  margin-right: 12px;
  width: 20px;
  text-align: center;
  transition: all 0.3s ease;
}

.simpleui-nav-link:hover i {
  color: var(--simpleui-primary-color);
  transform: scale(1.1);
}

.simpleui-nav-link.active i {
  color: var(--simpleui-primary-color);
  transform: scale(1.1);
}

.simpleui-sidebar.collapsed .simpleui-nav-link span {
  display: none;
}

.simpleui-sidebar.collapsed .simpleui-nav-link i {
  margin-right: 0;
  font-size: 18px;
}

/* 主内容区 */
.simpleui-main {
  flex: 1;
  margin-left: var(--simpleui-sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: margin-left 0.3s ease;
  margin-top: var(--simpleui-header-height);
}

.simpleui-sidebar.collapsed + .simpleui-main {
  margin-left: var(--simpleui-sidebar-collapsed-width);
}

/* 响应式布局调整 */
@media (max-width: 768px) {
  .simpleui-sidebar {
    transform: translateX(-100%);
    width: 280px;
    box-shadow: 2px 0 12px rgba(0, 0, 0, 0.15);
  }
  
  .simpleui-sidebar.open {
    transform: translateX(0);
  }
  
  .simpleui-main {
    margin-left: 0;
  }
  
  .simpleui-header {
    left: 0;
  }
  

}

/* 侧边栏滚动条样式 */
.simpleui-sidebar::-webkit-scrollbar {
  width: 6px;
}

.simpleui-sidebar::-webkit-scrollbar-track {
  background: #f1f1f1;
}

.simpleui-sidebar::-webkit-scrollbar-thumb {
  background: #c1c1c1;
  border-radius: 3px;
}

.simpleui-sidebar::-webkit-scrollbar-thumb:hover {
  background: #a8a8a8;
}

/* 顶部栏 */
.simpleui-header {
  height: var(--simpleui-header-height);
  background-color: #fff;
  border-bottom: 1px solid var(--simpleui-border-color);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  position: fixed;
  top: 0;
  left: var(--simpleui-sidebar-width);
  right: 0;
  z-index: 999;
  transition: all 0.3s ease;
  margin: 0;
  border-top: none;
}

.simpleui-header-left {
  display: flex;
  align-items: center;
}

.simpleui-sidebar-toggle {
  background: #fff;
  border: 1px solid var(--simpleui-border-color);
  font-size: 18px;
  color: var(--simpleui-text-color);
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  transition: all 0.3s ease;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  z-index: 1001;
  margin: 0;
  margin-right: 16px;
}

/* 侧边栏折叠时调整header和toggle按钮位置 */
.simpleui-sidebar.collapsed + .simpleui-main .simpleui-header {
  left: var(--simpleui-sidebar-collapsed-width);
}



.simpleui-sidebar-toggle:hover {
  background-color: var(--simpleui-bg-color);
  color: var(--simpleui-primary-color);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(64, 158, 255, 0.2);
}

.simpleui-header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* 通知中心 */
.simpleui-notification {
    position: relative;
    margin-right: 16px;
}

.simpleui-notification-dropdown {
    position: relative;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.simpleui-notification-dropdown:hover {
    background-color: var(--simpleui-bg-color);
    transform: translateY(-1px);
}

.simpleui-notification-dropdown i {
    font-size: 18px;
    color: var(--simpleui-text-color);
    transition: all 0.3s ease;
}

.simpleui-notification-dropdown:hover i {
    color: var(--simpleui-primary-color);
    transform: scale(1.1);
}

.simpleui-notification-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    min-width: 18px;
    height: 18px;
    background-color: #f56c6c;
    color: #fff;
    font-size: 11px;
    font-weight: bold;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 6px;
    box-shadow: 0 2px 4px rgba(245, 108, 108, 0.3);
    transition: all 0.3s ease;
}

.simpleui-notification-badge:hover {
    transform: scale(1.05);
    box-shadow: 0 3px 6px rgba(245, 108, 108, 0.4);
}

.simpleui-notification-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 340px;
    max-width: 420px;
    max-height: 420px;
    background-color: #fff;
    border: 1px solid var(--simpleui-border-color);
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    margin-top: 12px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    overflow: hidden;
}

.simpleui-notification-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

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

.simpleui-notification-header h4 {
    margin: 0;
    font-size: 15px;
    font-weight: 600;
    color: var(--simpleui-text-color);
}

.simpleui-notification-all {
    font-size: 13px;
    color: var(--simpleui-primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 4px 8px;
    border-radius: 4px;
}

.simpleui-notification-all:hover {
    text-decoration: none;
    background-color: rgba(64, 158, 255, 0.1);
    transform: translateY(-1px);
}

.simpleui-notification-content {
    padding: 8px 0;
    max-height: 340px;
    overflow-y: auto;
    scroll-behavior: smooth;
}

/* 通知内容滚动条样式 */
.simpleui-notification-content::-webkit-scrollbar {
    width: 6px;
}

.simpleui-notification-content::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
    margin: 8px 0;
}

.simpleui-notification-content::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.simpleui-notification-content::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* 通知内容为空时的样式 */
.simpleui-notification-content:empty {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    color: var(--simpleui-text-color-secondary);
    font-size: 14px;
    text-align: center;
}

.simpleui-notification-content:empty::before {
    content: "暂无通知";
    opacity: 0.7;
}

/* 通知中心下拉菜单中的通知项样式 */
.simpleui-notification-item {
    display: block;
    padding: 12px 16px;
    border-bottom: 1px solid var(--simpleui-border-color-light);
    transition: all 0.3s ease;
}

.simpleui-notification-item:hover {
    background-color: var(--simpleui-bg-color);
}

.simpleui-notification-item.unread {
    background-color: rgba(64, 158, 255, 0.05);
    border-left: 3px solid var(--simpleui-primary-color);
}

.simpleui-notification-item a {
    display: block;
    color: var(--simpleui-text-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.simpleui-notification-item a:hover {
    color: var(--simpleui-primary-color);
}

.simpleui-notification-item-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--simpleui-text-color);
    margin-bottom: 4px;
    line-height: 1.4;
}

.simpleui-notification-item-content {
    font-size: 12px;
    color: var(--simpleui-text-color-secondary);
    margin-bottom: 6px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.simpleui-notification-item-time {
    font-size: 11px;
    color: var(--simpleui-text-color-light);
    text-align: right;
}

/* 通知中心空状态样式 */
.simpleui-notification-empty {
    padding: 40px 20px;
    text-align: center;
    color: var(--simpleui-text-color-secondary);
    font-size: 13px;
}

/* 通知列表页面样式 */
.simpleui-notification-list {
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: var(--simpleui-shadow-md);
}

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

.simpleui-notification-list-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--simpleui-text-color);
    margin: 0;
}

.simpleui-notification-actions {
    display: flex;
    gap: 10px;
}

/* 通知项样式 - 现代简洁设计 */
.notification-item {
    display: flex;
    align-items: flex-start;
    padding: 20px;
    margin-bottom: 16px;
    background: #ffffff;
    border: 1px solid var(--simpleui-border-color);
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

/* 通知项悬停效果 */
.notification-item:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    border-color: var(--simpleui-primary-color);
    transform: translateY(-2px);
}

/* 未读通知样式 */
.notification-item.unread {
    border-left: 4px solid var(--simpleui-primary-color);
    background: linear-gradient(135deg, #f8f9ff 0%, #ffffff 100%);
}

.notification-item.unread::before {
    content: '';
    position: absolute;
    top: 20px;
    right: 20px;
    width: 8px;
    height: 8px;
    background: var(--simpleui-primary-color);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(64, 158, 255, 0.1);
}

/* 复选框样式 */
.notification-item .notification-checkbox {
    margin-top: 4px;
    margin-right: 16px;
    transform: scale(1.1);
    accent-color: var(--simpleui-primary-color);
    cursor: pointer;
}

/* 通知内容区域 */
.notification-item .notification-content {
    flex: 1;
    min-width: 0;
}

/* 通知头部 */
.notification-item .notification-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
    gap: 16px;
}

/* 通知标题 */
.notification-item .notification-title {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.notification-item .notification-title h5 {
    margin: 0;
    font-size: 15px;
    font-weight: 600;
    color: var(--simpleui-text-color);
    line-height: 1.4;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* 通知徽章 */
.notification-item .notification-badge {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
    color: var(--simpleui-primary-color);
    background: rgba(64, 158, 255, 0.1);
    border: 1px solid rgba(64, 158, 255, 0.2);
}

.notification-item .notification-badge.bg-success {
    background: rgba(103, 194, 58, 0.1);
    color: var(--simpleui-success-color);
    border: 1px solid rgba(103, 194, 58, 0.2);
}

.notification-item .notification-badge.bg-warning {
    background: rgba(230, 162, 60, 0.1);
    color: var(--simpleui-warning-color);
    border: 1px solid rgba(230, 162, 60, 0.2);
}

.notification-item .notification-badge.bg-danger {
    background: rgba(245, 108, 108, 0.1);
    color: var(--simpleui-danger-color);
    border: 1px solid rgba(245, 108, 108, 0.2);
}

/* 通知时间 */
.notification-item .notification-header small {
    font-size: 12px;
    color: var(--simpleui-text-color-light);
    font-weight: 400;
    white-space: nowrap;
    background: var(--simpleui-bg-color);
    padding: 2px 8px;
    border-radius: 6px;
    border: 1px solid var(--simpleui-border-color);
}

/* 通知内容 */
.notification-item .notification-content p {
    margin: 0 0 12px 0;
    font-size: 14px;
    color: var(--simpleui-text-color-secondary);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 通知元信息 */
.notification-item .notification-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--simpleui-text-color-light);
    padding-top: 8px;
    border-top: 1px solid var(--simpleui-border-color-light);
}

.notification-item .notification-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.notification-item .notification-meta .text-warning {
    color: var(--simpleui-warning-color);
    font-weight: 500;
}

/* 操作按钮 */
.notification-item .notification-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-left: 16px;
}

/* 按钮样式 */
.notification-item .notification-actions button {
    width: 32px;
    height: 32px;
    padding: 0;
    border: 1px solid var(--simpleui-border-color);
    border-radius: 8px;
    background: #ffffff;
    color: var(--simpleui-text-color-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.notification-item .notification-actions button:hover {
    border-color: var(--simpleui-primary-color);
    color: var(--simpleui-primary-color);
    box-shadow: 0 2px 4px rgba(64, 158, 255, 0.15);
    transform: translateY(-1px);
}

.notification-item .notification-actions button.btn-outline-success:hover {
    background: var(--simpleui-success-color);
    border-color: var(--simpleui-success-color);
    color: #ffffff;
}

.notification-item .notification-actions button.btn-outline-danger:hover {
    background: var(--simpleui-danger-color);
    border-color: var(--simpleui-danger-color);
    color: #ffffff;
}

/* 链接样式 */
.notification-item a {
    display: block;
    color: var(--simpleui-text-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.notification-item a:hover {
    color: var(--simpleui-primary-color);
}

/* 通知列表容器 */
.simpleui-notification-list {
    padding: 24px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--simpleui-border-color);
    margin-bottom: 24px;
}

/* 通知列表头部 */
.simpleui-notification-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--simpleui-border-color);
}

.simpleui-notification-list-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--simpleui-text-color);
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    display: flex;
    align-items: center;
    gap: 8px;
}

.simpleui-notification-list-title::before {
    content: "🔔";
    font-size: 18px;
}

/* 通知操作按钮 */
.simpleui-notification-actions {
    display: flex;
    gap: 12px;
}

.simpleui-notification-actions .simpleui-btn {
    border-radius: 8px;
    padding: 8px 16px;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.simpleui-notification-actions .simpleui-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(64, 158, 255, 0.2);
}

/* 空状态 */
.simpleui-notification-empty {
    padding: 80px 20px;
    text-align: center;
    color: var(--simpleui-text-color-secondary);
    font-size: 14px;
    background: linear-gradient(135deg, #f8f9ff 0%, #ffffff 100%);
    border-radius: 12px;
    margin-top: 24px;
    border: 2px dashed rgba(64, 158, 255, 0.2);
    transition: all 0.3s ease;
}

.simpleui-notification-empty:hover {
    border-color: var(--simpleui-primary-color);
    box-shadow: 0 4px 16px rgba(64, 158, 255, 0.1);
}

.simpleui-notification-empty::before {
    content: "📢";
    font-size: 64px;
    display: block;
    margin-bottom: 24px;
    opacity: 0.3;
    animation: bounce 2s infinite;
}

/* 弹跳动画 */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-20px);
    }
    60% {
        transform: translateY(-10px);
    }
}

/* 通知中心响应式设计 */
@media (max-width: 768px) {
    .simpleui-notification {
        margin-right: 12px;
    }
    
    .simpleui-notification-dropdown {
        width: 36px;
        height: 36px;
    }
    
    .simpleui-notification-dropdown i {
        font-size: 16px;
    }
    
    .simpleui-notification-badge {
        min-width: 16px;
        height: 16px;
        font-size: 10px;
        padding: 0 5px;
    }
    
    .simpleui-notification-menu {
        min-width: 280px;
        max-width: 320px;
        max-height: 360px;
        margin-top: 8px;
    }
    
    .simpleui-notification-header {
        padding: 12px 16px;
    }
    
    .simpleui-notification-header h4 {
        font-size: 14px;
    }
    
    .simpleui-notification-all {
        font-size: 12px;
        padding: 3px 6px;
    }
    
    .simpleui-notification-content {
        max-height: 280px;
        padding: 6px 0;
    }
    
    /* 响应式滚动条样式 */
    .simpleui-notification-content::-webkit-scrollbar {
        width: 4px;
    }
    
    .simpleui-notification-content:empty {
        padding: 30px 16px;
        font-size: 13px;
    }
    
    .notification-item {
        padding: 12px 16px;
        margin-bottom: 6px;
    }
    
    .notification-item .notification-title h5 {
        font-size: 13px;
    }
    
    .notification-item .notification-content p {
        font-size: 12px;
        margin-bottom: 6px;
    }
    
    .notification-item .notification-header small {
        font-size: 11px;
    }
    
    .notification-item .notification-meta {
        font-size: 11px;
    }
    
    .notification-item .notification-actions {
        gap: 4px;
        margin-left: 12px;
    }
    
    .notification-item .notification-actions button {
        width: 24px;
        height: 24px;
        font-size: 12px;
    }
    
    .simpleui-notification-empty {
        padding: 40px 16px;
        font-size: 13px;
    }
    
    .simpleui-notification-empty::before {
        font-size: 36px;
        margin-bottom: 16px;
    }
    
    .simpleui-notification-list {
        padding: 16px;
    }
    
    .simpleui-notification-list-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .simpleui-notification-actions {
        width: 100%;
        justify-content: space-between;
    }
}

/* 通知列表页面响应式设计 */
@media (max-width: 480px) {
    .notification-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .notification-item .notification-actions {
        flex-direction: row;
        align-items: center;
        width: 100%;
        margin-left: 0;
        justify-content: flex-end;
        opacity: 1;
    }
    
    .notification-item .notification-checkbox {
        align-self: flex-start;
    }
}

/* 动画效果 */
@keyframes notification-slide-in {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.notification-item {
    animation: notification-slide-in 0.3s ease-out forwards;
}

.notification-item:nth-child(1) { animation-delay: 0.05s; }
.notification-item:nth-child(2) { animation-delay: 0.1s; }
.notification-item:nth-child(3) { animation-delay: 0.15s; }
.notification-item:nth-child(4) { animation-delay: 0.2s; }
.notification-item:nth-child(5) { animation-delay: 0.25s; }

/* 用户下拉菜单 */
.simpleui-user {
    position: relative;
}

.simpleui-user-dropdown {
    position: relative;
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.simpleui-user-dropdown:hover {
    background-color: var(--simpleui-bg-color);
}

.simpleui-user-name {
    margin-right: 8px;
    color: var(--simpleui-text-color);
}

.simpleui-user-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 180px;
    background-color: #fff;
    border: 1px solid var(--simpleui-border-color);
    border-radius: 4px;
    box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
    margin-top: 8px;
    list-style: none;
    padding: 8px 0;
    z-index: 1000;
    display: none;
}

.simpleui-user-dropdown:hover .simpleui-user-menu {
    display: block;
}

.simpleui-user-menu li {
    margin: 0;
}

.simpleui-user-menu a {
    display: flex;
    align-items: center;
    padding: 8px 16px;
    color: var(--simpleui-text-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.simpleui-user-menu a:hover {
    background-color: var(--simpleui-bg-color);
    color: var(--simpleui-primary-color);
}

.simpleui-user-menu a i {
    margin-right: 8px;
    font-size: 14px;
}

/* 内容区 */
.simpleui-content {
  flex: 1;
  padding: var(--simpleui-content-padding);
  overflow-y: auto;
  background-color: var(--simpleui-bg-color);
  transition: all var(--simpleui-transition-normal);
}

/* 消息提示 */
.simpleui-message {
  margin-bottom: 20px;
  padding: 12px 16px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.3s ease;
}

.simpleui-message-success {
  background-color: #f0f9eb;
  color: #67c23a;
  border: 1px solid #e1f5d9;
}

.simpleui-message-warning {
  background-color: #fdf6ec;
  color: #e6a23c;
  border: 1px solid #faecd8;
}

.simpleui-message-danger {
  background-color: #fef0f0;
  color: #f56c6c;
  border: 1px solid #fde2e2;
}

.simpleui-message-info {
  background-color: #ecf5ff;
  color: #409EFF;
  border: 1px solid #ebeef5;
}

/* 卡片样式 */
.simpleui-card {
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
  margin-bottom: 20px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.simpleui-card:hover {
  box-shadow: 0 4px 16px 0 rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
}

.simpleui-card-header {
  padding: var(--simpleui-space-md) var(--simpleui-space-lg);
  border-bottom: 1px solid var(--simpleui-border-color);
  font-size: 16px;
  font-weight: 600;
  color: var(--simpleui-text-color);
  background-color: #fafafa;
  transition: all var(--simpleui-transition-normal);
}

.simpleui-card-body {
  padding: var(--simpleui-space-lg);
  transition: all var(--simpleui-transition-normal);
}

/* 按钮样式 */
.simpleui-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--simpleui-space-sm) var(--simpleui-space-md);
  border-radius: var(--simpleui-border-radius-md);
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  transition: all var(--simpleui-transition-normal);
  border: 1px solid transparent;
  height: 36px;
  text-decoration: none;
  white-space: nowrap;
  gap: var(--simpleui-space-xs);
}

.simpleui-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--simpleui-shadow-md);
}

.simpleui-btn:active {
  transform: translateY(0);
  box-shadow: var(--simpleui-shadow-sm);
}

.simpleui-btn-primary {
  background-color: var(--simpleui-primary-color);
  color: #fff;
  border-color: var(--simpleui-primary-color);
}

.simpleui-btn-primary:hover {
  background-color: #66b1ff;
  border-color: #66b1ff;
  box-shadow: 0 2px 8px rgba(64, 158, 255, 0.3);
}

.simpleui-btn-outline {
  background-color: #fff;
  color: var(--simpleui-primary-color);
  border-color: var(--simpleui-primary-color);
}

.simpleui-btn-outline:hover {
  background-color: var(--simpleui-primary-color);
  color: #fff;
  box-shadow: 0 2px 8px rgba(64, 158, 255, 0.3);
}

/* 侧边栏分组菜单样式 */
.simpleui-nav-group {
    margin-bottom: 10px;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.simpleui-nav-group-title {
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    color: #409EFF;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
    background-color: #f0f9ff;
    border-bottom: 1px solid #e6f7ff;
}

.simpleui-nav-group-title:hover {
    background-color: #e6f7ff;
    color: #1890ff;
}



.simpleui-nav-submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background-color: #ffffff;
}

.simpleui-nav-group.expanded .simpleui-nav-submenu {
    max-height: 500px;
}

.simpleui-nav-submenu .simpleui-nav-item {
    padding-left: 0;
}

.simpleui-nav-submenu {
    background-color: #ffffff;
    border-radius: 0 0 4px 4px;
    overflow: hidden;
}

.simpleui-nav-submenu .simpleui-nav-item {
    margin-bottom: 0;
}

.simpleui-nav-submenu .simpleui-nav-link {
    padding: 12px 20px;
    font-size: 14px;
    line-height: 1.4;
    color: #606266;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    border-bottom: 1px solid #f5f7fa;
}

.simpleui-nav-submenu .simpleui-nav-link:last-child {
    border-bottom: none;
}

.simpleui-nav-submenu .simpleui-nav-link i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
    font-size: 16px;
    color: #909399;
    transition: all 0.3s ease;
}

.simpleui-nav-submenu .simpleui-nav-link span {
    flex: 1;
    text-align: center;
}

.simpleui-nav-submenu .simpleui-nav-link:hover {
    background-color: rgba(64, 158, 255, 0.1);
    color: #409EFF;
    border-left-color: rgba(64, 158, 255, 0.3);
}

.simpleui-nav-submenu .simpleui-nav-link:hover i {
    color: #409EFF;
    transform: scale(1.1);
}

/* 侧边栏激活状态样式 */
.simpleui-nav-item.active > .simpleui-nav-link {
    color: #409EFF;
    background-color: rgba(64, 158, 255, 0.1);
    border-right-color: #409EFF;
    border-left-color: #409EFF;
    font-weight: 500;
}

.simpleui-nav-item.active > .simpleui-nav-link i {
    color: #409EFF;
    transform: scale(1.1);
}

/* 侧边栏菜单项图标样式优化 */
.simpleui-nav-link i {
    font-size: 16px;
    margin-right: 12px;
    width: 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.simpleui-nav-link:hover i {
    transform: scale(1.1);
    color: #409EFF;
}

.simpleui-nav-item.active > .simpleui-nav-link i {
    color: #409EFF;
    transform: scale(1.1);
}

/* 侧边栏整体样式优化 */
.simpleui-nav {
    padding: 15px 10px;
}

.simpleui-nav-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.simpleui-nav-item {
    margin-bottom: 5px;
    border-radius: 4px;
    overflow: hidden;
}

.simpleui-nav-link {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 20px;
    color: #606266;
    text-decoration: none;
    transition: all 0.3s ease;
    border-right: 3px solid transparent;
    border-left: 3px solid transparent;
    text-align: center;
}

.simpleui-nav-link span {
    flex: 1;
    text-align: center;
}

.simpleui-nav-link:hover {
    color: #409EFF;
    background-color: rgba(64, 158, 255, 0.1);
    border-left-color: rgba(64, 158, 255, 0.3);
}

.simpleui-nav-link.active {
    color: #409EFF;
    background-color: rgba(64, 158, 255, 0.1);
    border-right-color: #409EFF;
    border-left-color: #409EFF;
    font-weight: 500;
}

/* 无框按钮样式 */
.simpleui-btn-plain {
  background-color: transparent;
  color: var(--simpleui-primary-color);
  border-color: transparent;
  padding: 2px 8px;
}

.simpleui-btn-plain:hover {
  background-color: rgba(64, 158, 255, 0.1);
  color: var(--simpleui-primary-color);
  border-color: transparent;
}

/* 标签样式 */
.simpleui-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--simpleui-border-radius-sm);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.3;
  white-space: nowrap;
  transition: all var(--simpleui-transition-fast);
}

.simpleui-tag-success {
  background-color: #f0f9eb;
  color: var(--simpleui-success-color);
  border: 1px solid #e1f5d9;
}

.simpleui-tag-warning {
  background-color: #fdf6ec;
  color: var(--simpleui-warning-color);
  border: 1px solid #faecd8;
}

.simpleui-tag-danger {
  background-color: #fef0f0;
  color: var(--simpleui-danger-color);
  border: 1px solid #fde2e2;
}

.simpleui-tag-info {
  background-color: #ecf5ff;
  color: var(--simpleui-primary-color);
  border: 1px solid #ebeef5;
}

.simpleui-tag:hover {
  transform: translateY(-1px);
  box-shadow: var(--simpleui-shadow-sm);
}

/* 小型按钮样式 */
.simpleui-btn-sm {
  padding: 2px 8px;
  font-size: 11px;
  height: 24px;
  line-height: 1;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* 搜索按钮样式 */
.simpleui-btn-search {
  padding: 8px 16px;
  font-size: 14px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

/* 成功按钮样式 */
.simpleui-btn-success {
  background-color: #67c23a;
  color: #fff;
  border-color: #67c23a;
}

.simpleui-btn-success:hover {
  background-color: #85ce61;
  border-color: #85ce61;
}

/* 警告按钮样式 */
.simpleui-btn-warning {
  background-color: #e6a23c;
  color: #fff;
  border-color: #e6a23c;
}

.simpleui-btn-warning:hover {
  background-color: #ebb563;
  border-color: #ebb563;
}

/* 危险按钮样式 */
.simpleui-btn-danger {
  background-color: #f56c6c;
  color: #fff;
  border-color: #f56c6c;
}

.simpleui-btn-danger:hover {
  background-color: #f78989;
  border-color: #f78989;
}

/* 按钮间距 */
.mr-1 {
  margin-right: 6px;
}

.mr-2 {
  margin-right: 12px;
}

/* 表格样式 */
.simpleui-table {
  width: 100%;
  border-collapse: collapse;
  background-color: #fff;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
}

.simpleui-table th,
.simpleui-table td {
  padding: var(--simpleui-space-md) var(--simpleui-space-lg);
  text-align: left;
  border-bottom: 1px solid var(--simpleui-border-color);
}

.simpleui-table th {
  background-color: var(--simpleui-bg-color);
  font-weight: 500;
  color: var(--simpleui-text-color);
  min-width: 80px;
}

.simpleui-table tr:hover {
  background-color: rgba(64, 158, 255, 0.05);
}

/* 表单样式 */
.simpleui-form {
  background-color: #fff;
  border-radius: 4px;
  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
  padding: 20px;
}

.simpleui-form-item {
  margin-bottom: var(--simpleui-space-lg);
}

.simpleui-form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--simpleui-text-color);
}

.simpleui-form-control {
  width: 100%;
  min-width: 120px;
  height: 36px;
  padding: 8px 12px;
  border: 1px solid var(--simpleui-border-color);
  border-radius: 4px;
  font-size: 14px;
  transition: all 0.3s ease;
  box-sizing: border-box;
}
.simpleui-form-control:focus {
  outline: none;
  border-color: var(--simpleui-primary-color);
  box-shadow: 0 0 0 2px rgba(64, 158, 255, 0.2);
}

/* 页脚 */
.simpleui-footer {
  height: 60px;
  background-color: #fff;
  border-top: 1px solid var(--simpleui-border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  color: var(--simpleui-text-color-secondary);
  font-size: 12px;
}

/* 登录页面 */
.simpleui-login-container {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--simpleui-bg-color);
}

.simpleui-login-form {
  width: 400px;
  background-color: #fff;
  border-radius: 4px;
  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
  padding: 40px;
}

.simpleui-login-logo {
  text-align: center;
  margin-bottom: 30px;
}

.simpleui-login-logo h1 {
  font-size: 24px;
  color: var(--simpleui-primary-color);
  margin: 0;
}

/* 响应式布局 */
@media (max-width: 768px) {
  .simpleui-sidebar {
    transform: translateX(-100%);
    width: 280px;
    box-shadow: 2px 0 12px rgba(0, 0, 0, 0.15);
  }
  
  .simpleui-sidebar.open {
    transform: translateX(0);
  }
  
  .simpleui-main {
    margin-left: 0;
  }
  
  .simpleui-header {
    left: 0;
  }
  
  .simpleui-content {
    padding: var(--simpleui-space-sm);
  }
  
  /* 侧边栏分组菜单响应式优化 */
  .simpleui-nav-group {
    margin-bottom: 8px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  }
  
  .simpleui-nav-group-title {
    padding: var(--simpleui-space-sm) var(--simpleui-space-md);
    font-size: 13px;
  }
  
  .simpleui-nav-submenu .simpleui-nav-link {
    padding: var(--simpleui-space-sm) var(--simpleui-space-md);
    font-size: 12px;
    line-height: 1.3;
  }
  
  .simpleui-nav-submenu .simpleui-nav-link i {
    font-size: 14px;
    margin-right: 8px;
    width: 18px;
  }
  
  /* 侧边栏菜单项图标响应式优化 */
  .simpleui-nav-link i {
    font-size: 14px;
    margin-right: 8px;
    width: 18px;
  }
  
  /* 卡片响应式优化 */
  .simpleui-card-header {
    padding: var(--simpleui-space-sm) var(--simpleui-space-md);
    font-size: 14px;
  }
  
  .simpleui-card-body {
    padding: var(--simpleui-space-md);
  }
  
  /* 按钮响应式优化 */
  .simpleui-btn {
    padding: var(--simpleui-space-xs) var(--simpleui-space-sm);
    font-size: 13px;
    height: 32px;
  }
  
  /* 表格响应式优化 */
  .simpleui-table th,
  .simpleui-table td {
    padding: var(--simpleui-space-xs) var(--simpleui-space-sm);
    font-size: 12px;
  }
  
  /* 表单响应式优化 */
  .simpleui-form {
    padding: var(--simpleui-space-md);
  }
  
  .simpleui-form-item {
    margin-bottom: var(--simpleui-space-md);
  }
  
  /* 字体响应式优化 */
  .simpleui-text-h1 {
    font-size: 20px;
  }
  
  .simpleui-text-h2 {
    font-size: 18px;
  }
  
  .simpleui-text-h3 {
    font-size: 14px;
  }
}

/* 动画效果 */
@keyframes simpleui-fade-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.simpleui-fade-in {
  animation: simpleui-fade-in 0.3s ease-out forwards;
}

/* 加载动画 */
.simpleui-loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(64, 158, 255, 0.3);
  border-radius: 50%;
  border-top-color: var(--simpleui-primary-color);
  animation: simpleui-spin 1s ease-in-out infinite;
}

@keyframes simpleui-spin {
  to {
    transform: rotate(360deg);
  }
}

/* 面包屑导航 */
.simpleui-breadcrumb {
  background-color: #f8f9fa;
  padding: 12px 20px;
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  margin-bottom: 24px;
  font-size: 13px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  transition: all 0.3s ease;
}

.simpleui-breadcrumb:hover {
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.simpleui-breadcrumb-item {
  display: inline-flex;
  align-items: center;
  margin-right: 4px;
  position: relative;
}

.simpleui-breadcrumb-item a {
  color: var(--simpleui-text-color-secondary);
  text-decoration: none;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all 0.2s ease;
  font-weight: 400;
}

.simpleui-breadcrumb-item a:hover {
  color: var(--simpleui-primary-color);
  background-color: rgba(64, 158, 255, 0.08);
  transform: translateY(-1px);
}

.simpleui-breadcrumb-item.active {
  color: var(--simpleui-text-color);
  font-weight: 500;
  padding: 4px 8px;
  border-radius: 4px;
  background-color: rgba(64, 158, 255, 0.05);
}

.simpleui-breadcrumb-separator {
  margin: 0 8px;
  color: var(--simpleui-text-color-secondary);
  font-size: 11px;
  opacity: 0.7;
  transition: opacity 0.2s ease;
}

.simpleui-breadcrumb:hover .simpleui-breadcrumb-separator {
  opacity: 1;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .simpleui-breadcrumb {
    padding: 10px 16px;
    font-size: 12px;
    margin-bottom: 16px;
  }
  
  .simpleui-breadcrumb-item a {
    padding: 2px 6px;
  }
  
  .simpleui-breadcrumb-item.active {
    padding: 2px 6px;
  }
  
  .simpleui-breadcrumb-separator {
    margin: 0 6px;
  }
}

/* 分页样式 */
.simpleui-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 20px;
}

.simpleui-pagination-item {
  margin: 0 5px;
}

.simpleui-pagination-link {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid var(--simpleui-border-color);
  border-radius: 4px;
  color: var(--simpleui-text-color);
  text-decoration: none;
  transition: all 0.3s ease;
}

.simpleui-pagination-link:hover {
  border-color: var(--simpleui-primary-color);
  color: var(--simpleui-primary-color);
}

.simpleui-pagination-link.active {
  background-color: var(--simpleui-primary-color);
  border-color: var(--simpleui-primary-color);
  color: #fff;
}

.simpleui-pagination-link.disabled {
  color: var(--simpleui-text-color-secondary);
  cursor: not-allowed;
}

.simpleui-pagination-link.disabled:hover {
  border-color: var(--simpleui-border-color);
  color: var(--simpleui-text-color-secondary);
  background-color: #fff;
}

/* 页码输入跳转样式 */
.simpleui-pagination-jump {
  display: flex;
  align-items: center;
  margin-left: 16px;
}

.simpleui-pagination-text {
  color: var(--simpleui-text-color-secondary);
  font-size: 13px;
  margin: 0 4px;
}

.simpleui-pagination-input {
  width: 60px;
  height: 32px;
  padding: 0 8px;
  border: 1px solid var(--simpleui-border-color);
  border-radius: 4px;
  font-size: 13px;
  text-align: center;
  transition: all 0.3s ease;
}

.simpleui-pagination-input:focus {
  outline: none;
  border-color: var(--simpleui-primary-color);
  box-shadow: 0 0 0 2px rgba(64, 158, 255, 0.2);
}

.simpleui-btn-sm {
  padding: 4px 12px;
  font-size: 12px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.simpleui-btn-outline {
  background-color: #fff;
  color: var(--simpleui-primary-color);
  border-color: var(--simpleui-primary-color);
}

.simpleui-btn-outline:hover {
  background-color: var(--simpleui-primary-color);
  color: #fff;
}