/* 全局样式变量 - 浅色主题设计系统 */
:root {
  /* 主色调 - 柔和紫色系列 */
  --primary: #8b5cf6;
  --primary-light: #a78bfa;
  --primary-dark: #7c3aed;
  --primary-gradient: linear-gradient(135deg, #c4b5fd, #8b5cf6);
  --primary-glow: 0 0 25px rgba(139, 92, 246, 0.2);
  
  /* 辅助色 */
  --success: #10b981;
  --success-light: #34d399;
  --success-dark: #059669;
  --warning: #f59e0b;
  --warning-light: #fbbf24;
  --warning-dark: #d97706;
  --danger: #ef4444;
  --danger-light: #f87171;
  --danger-dark: #dc2626;
  --info: #0ea5e9;
  --info-light: #38bdf8;
  --info-dark: #0284c7;
  
  /* 中性色 */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* 功能色 - 浅色主题 */
  --bg-primary: #faf5ff;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f5f3ff;
  --text-primary: #1e1b4b;
  --text-secondary: #4338ca;
  --text-tertiary: #6366f1;
  --border-color: #e9d5ff;
  
  /* 阴影 */
  --shadow-sm: 0 1px 2px 0 rgba(139, 92, 246, 0.1);
  --shadow: 0 1px 3px 0 rgba(139, 92, 246, 0.15), 0 1px 2px -1px rgba(139, 92, 246, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(139, 92, 246, 0.2), 0 2px 4px -2px rgba(139, 92, 246, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(139, 92, 246, 0.25), 0 4px 6px -4px rgba(139, 92, 246, 0.2);
  --shadow-xl: 0 20px 25px -5px rgba(139, 92, 246, 0.3), 0 8px 10px -6px rgba(139, 92, 246, 0.2);
  --shadow-glow: 0 0 30px rgba(139, 92, 246, 0.3);
  
  /* 圆角 */
  --radius-sm: 6px;
  --radius: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  
  /* 过渡动画 */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* 间距 */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 28px;
  --space-8: 32px;
  --space-9: 36px;
  --space-10: 40px;
  --space-12: 48px;
}

/* 全局重置与基础样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 14px;
  font-weight: 450;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* 移除复杂的背景渐变，使用纯色背景提高性能 */
}

/* 主容器 */
#app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
}

#app::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary-gradient);
  z-index: 100;
}

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

/* 输入框样式优化 */
.login-input {
  width: 100%;
  border-radius: var(--radius-md) !important;
  font-size: 16px !important;
  transition: all var(--transition) !important;
}

.login-input .el-input__wrapper {
  border: 2px solid var(--border-color) !important;
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-sm) !important;
  transition: all var(--transition) !important;
  outline: none !important;
}

.login-input .el-input__wrapper:hover {
  border-color: var(--primary-light) !important;
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1) !important;
}

.login-input .el-input__wrapper.is-focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2) !important;
  outline: none !important;
}

/* 防止输入框聚焦时出现正方形轮廓 */
.el-input__inner:focus {
  outline: none !important;
  box-shadow: none !important;
}

/* 确保所有输入框容器都保持圆角 */
.el-input__wrapper {
  border-radius: var(--radius-md) !important;
  overflow: hidden !important;
}

/* 分页组件样式优化 - 确保中文显示 */
.el-pagination {
  --el-pagination-button-bg-color: var(--bg-secondary);
  --el-pagination-button-hover-bg-color: var(--bg-tertiary);
  --el-pagination-button-active-bg-color: var(--primary);
  --el-pagination-button-color: var(--text-primary);
}

/* 日期选择器样式优化 - 确保中文显示 */
.el-date-editor {
  --el-date-editor-bg-color: var(--bg-secondary);
  --el-date-editor-color: var(--text-primary);
}

/* 表格头部样式，确保导出按钮和筛选区域水平排列 */
.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
}

.table-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.filter-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0 !important;
}

/* 表格单元格样式 */
.ip-cell {
  width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.url-cell {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}

.url-cell:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* 限制筛选框宽度并调整布局 */
.filter-grid .el-select {
  width: auto !important;
  max-width: 200px;
  min-width: 150px;
}

/* 调整filter-grid布局，让所有筛选组件在同一排显示并左对齐 */
.filter-grid {
  display: flex;
  flex-wrap: nowrap; /* 禁止换行 */
  gap: var(--space-2); /* 减小组件之间的间隙 */
  align-items: center;
  overflow-x: auto; /* 允许水平滚动以防空间不足 */
  padding: 0;
  margin: 0;
  width: 100%;
  white-space: nowrap;
}

/* 调整每个组件的宽度和布局，确保统一风格和高度 */
.filter-grid .el-date-editor,
.filter-grid .el-select,
.filter-actions .el-input {
  height: 40px !important; /* 统一组件高度 */
  border-radius: var(--radius-md) !important; /* 统一圆角 */
  border: 2px solid var(--border-color) !important; /* 统一边框 */
  transition: all var(--transition) !important;
}

.filter-grid .el-date-editor {
  flex: 0 0 auto;
  width: 350px !important;
  min-width: 350px !important;
}

.filter-grid .el-select {
  flex: 0 0 auto;
  width: 200px !important;
  min-width: 200px !important;
  max-width: 200px !important;
  margin-right: 0;
}

/* 调整filter-actions样式，使其完全融入行布局并向左移动，确保所有元素在同一行 */
.filter-actions {
  flex: 0 0 auto;
  min-width: 0;
  margin: 0 !important;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  height: 40px; /* 与其他组件高度保持一致 */
  justify-content: flex-start;
  flex-wrap: nowrap;
  white-space: nowrap;
}

/* 搜索输入框优化 */
.filter-actions .el-input {
  width: 250px !important;
  margin-right: 0 !important;
  margin-left: 0;
  height: 40px !important;
  box-sizing: border-box !important;
  flex-shrink: 0;
}

/* 确保搜索按钮与输入框在同一行 */
.filter-actions .el-button {
  height: 40px !important;
  flex-shrink: 0;
  margin: 0 !important;
  min-width: auto;
  padding: 0 16px !important;
}

/* 确保filter-actions容器内的所有元素都在同一行 */
.filter-actions > * {
  display: inline-flex;
  vertical-align: middle;
}

/* 确保搜索框内部wrapper与输入框大小一致 */
.filter-actions .el-input .el-input__wrapper {
  width: 100% !important;
  height: 100% !important;
  box-sizing: border-box !important;
  padding: 0 !important;
}

/* 统一组件内部样式 */
.filter-grid .el-date-editor .el-input__wrapper,
.filter-grid .el-select .el-select__wrapper,
.filter-actions .el-input .el-input__wrapper {
  height: 100% !important;
  border-radius: var(--radius-md) !important;
  border: none !important; /* 移除内部边框，使用外层统一边框 */
  box-shadow: none !important;
}

/* 统一聚焦效果 */
.filter-grid .el-date-editor:focus-within,
.filter-grid .el-select:focus-within,
.filter-actions .el-input:focus-within {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2) !important;
}

/* 覆盖Element Plus默认的英文文本 */
.el-pagination__total {
  font-size: 0; /* 隐藏原英文文本 */
}

.el-pagination__total::before {
  content: '共 ';
  font-size: 14px;
}

.el-pagination__total::after {
  content: ' 条';
  font-size: 14px;
}

.el-pagination__sizes .el-select__selected-item {
  font-size: 0;
}

.el-pagination__sizes .el-select__selected-item::before {
  content: '20条/页';
  font-size: 14px;
}

/* 表格列宽调整 - 确保除URL和用户ID外的内容完全显示且不换行 */
/* ID列 */
.el-table_1_column_1, .el-table_1_column_1.is-leaf {
  width: 60px !important;
  min-width: 60px !important;
  max-width: 60px !important;
}

/* 访问时间列 */
.el-table_1_column_2, .el-table_1_column_2.is-leaf {
  width: 160px !important;
  min-width: 160px !important;
  max-width: 180px !important;
}

/* IP地址列 */
.el-table_1_column_3, .el-table_1_column_3.is-leaf {
  width: 100px !important;
  min-width: 100px !important;
  max-width: 120px !important;
}

/* 地区列 */
.el-table_1_column_4, .el-table_1_column_4.is-leaf {
  width: 80px !important;
  min-width: 80px !important;
  max-width: 100px !important;
}

/* 运营商列 */
.el-table_1_column_5, .el-table_1_column_5.is-leaf {
  width: 100px !important;
  min-width: 100px !important;
  max-width: 120px !important;
}

/* 网络类型列 */
.el-table_1_column_6, .el-table_1_column_6.is-leaf {
  width: 60px !important;
  min-width: 60px !important;
  max-width: 60px !important;
}

/* 浏览器列 */
.el-table_1_column_7, .el-table_1_column_7.is-leaf {
  width: 120px !important;
  min-width: 120px !important;
  max-width: 140px !important;
}

/* 操作系统列 */
.el-table_1_column_8, .el-table_1_column_8.is-leaf {
  width: 140px !important;
  min-width: 140px !important;
  max-width: 160px !important;
}

/* 停留时长列 */
.el-table_1_column_10, .el-table_1_column_10.is-leaf {
  width: 100px !important;
  min-width: 100px !important;
  max-width: 120px !important;
}

/* 为所有表头单元格设置样式 */
.el-table_1_column_1 .cell,
.el-table_1_column_2 .cell,
.el-table_1_column_3 .cell,
.el-table_1_column_4 .cell,
.el-table_1_column_5 .cell,
.el-table_1_column_6 .cell,
.el-table_1_column_7 .cell,
.el-table_1_column_8 .cell,
.el-table_1_column_10 .cell {
  white-space: nowrap !important;
  overflow: visible !important;
  text-overflow: unset !important;
}

/* 访问URL和用户ID列保持省略号效果 */
.el-table_1_column_9 .cell,
.el-table_1_column_11 .cell {
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* 表格单元格基础样式 */
.el-table .cell {
  white-space: nowrap !important;
  overflow: visible !important;
  text-overflow: unset !important;
}

.el-pagination__jump .el-pagination__goto {
  font-size: 0;
}

.el-pagination__jump .el-pagination__goto::before {
  content: '前往';
  font-size: 14px;
}

/* 修复数字输入框显示 */
.el-pagination__jump .el-pagination__editor {
  margin: 0 5px;
}

/* 搜索输入框优化 */
.filter-actions .el-input {
  width: 320px; /* 进一步增加搜索输入框宽度 */
  margin-right: 16px;
  height: 100%;
}

.filter-actions .el-input__wrapper {
  border: 2px solid var(--border-color) !important;
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-sm) !important;
  transition: all var(--transition) !important;
  outline: none !important;
}

.filter-actions .el-input__wrapper:hover {
  border-color: var(--primary-light) !important;
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1) !important;
}

.filter-actions .el-input__wrapper.is-focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2) !important;
  outline: none !important;
}

/* 头部样式 - 浅色主题设计 */
.header {
  background: var(--bg-secondary);
  /* 移除背景渐变以提高性能 */
  color: var(--text-primary);
  padding: var(--space-6) var(--space-8);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.header-content .header-title {
  color: var(--text-primary);
  font-size: 1.8rem;
  font-weight: 700;
  margin: 0;
}

/* 移除动画和模糊效果以提高性能 */
/* .header::before 和 .header::after 已移除 */

.header-content {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1600px;
  margin: 0 auto;
}

.header-title {
  font-size: 1.8rem;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.5px;
  background: linear-gradient(90deg, #6d28d9, #4c1d95);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
}

.header-subtitle {
  font-size: 1rem;
  opacity: 0.8;
  margin-top: var(--space-2);
  color: var(--text-secondary);
}

/* 退出按钮 */
.logout-btn {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(124, 58, 237, 0.15));
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  transition: var(--transition);
  font-weight: 500;
  /* 移除backdrop-filter以提高性能 */
  position: relative;
  overflow: hidden;
}

.logout-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.2), transparent);
  transition: var(--transition);
}

.logout-btn:hover {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(124, 58, 237, 0.2));
  border-color: var(--primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
  color: var(--primary-light);
}

.logout-btn:hover::before {
  left: 100%;
}

/* 主内容区 */
.main {
  flex: 1;
  padding: var(--space-8);
  padding-top: calc(var(--space-8) + 120px); /* 为固定header留出空间 */
  max-width: 1600px;
  width: 100%;
  margin: 0 auto;
  background-color: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

/* 移除main区域的背景渐变以提高性能 */

.main h1,
.main h2,
.main h3,
.main h4 {
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: 16px;
}

.main p,
.main span {
  color: var(--text-secondary);
  font-weight: 450;
}

/* 统计卡片样式 - 浅色主题设计 */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  /* 移除backdrop-filter以提高性能 */
}

/* 为不同统计卡片添加不同的顶部边框颜色 */
.stat-card:nth-child(1) {
  border-top-color: var(--primary);
}

.stat-card:nth-child(2) {
  border-top-color: var(--info);
}

.stat-card:nth-child(3) {
  border-top-color: var(--success);
}

.stat-card:nth-child(4) {
  border-top-color: var(--warning);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100px;
  height: 100px;
  background: var(--primary-gradient);
  opacity: 0.1;
  border-radius: 50%;
  transform: translate(30%, -30%);
  transition: var(--transition);
}

.stat-card:hover::before {
  transform: translate(30%, -30%) scale(1.2);
  opacity: 0.15;
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
  border-color: var(--primary-light);
}

.stat-card .title {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-card .value {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  line-height: 1.2;
  background: linear-gradient(90deg, #6d28d9, #4c1d95);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
}

.stat-card:hover .value {
  transform: scale(1.05);
}

.stat-card .icon {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  font-size: 2.5rem;
  opacity: 0.2;
  transition: var(--transition);
  color: var(--primary);
  background: var(--primary-glow);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
}

.stat-card:hover .icon {
  opacity: 0.3;
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
}

/* 图表区域样式 */
.charts-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.chart-card {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  /* 移除backdrop-filter以提高性能 */
  height: 100%;
}

.chart-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary-gradient);
}

.chart-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(40%, 40%);
}

.chart-card:hover {
  box-shadow: var(--shadow-glow), var(--shadow-lg);
  transform: translateY(-2px);
}

.chart-title {
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.chart-card:hover .chart-title {
  color: var(--primary-light);
}

.chart-title::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 20px;
  background: var(--primary);
  border-radius: 3px;
  margin-right: var(--space-3);
}

.chart-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.chart-item {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  height: 100%;
}

.chart-container {
  height: 320px;
  width: 100%;
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.chart {
  height: 320px;
  position: relative;
  z-index: 1;
  overflow: hidden;
}

/* 筛选区域 */
.filter-section {
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
  border-radius: var(--radius-lg);
  padding: var(--space-5) 4px var(--space-5) 4px;
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  /* 移除backdrop-filter以提高性能 */
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.filter-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(59, 130, 246, 0.05) 100%);
}

.filter-section:hover {
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.section-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  position: relative;
  z-index: 1;
}

.section-title::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 20px;
  background: var(--primary);
  border-radius: 3px;
  margin-right: var(--space-3);
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
}

.filter-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  margin-top: var(--space-4);
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}

/* 表格区域 */
.table-section {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  overflow: hidden;
  backdrop-filter: blur(8px);
}

/* URL和用户ID单元格样式 */
.url-cell {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  color: #409EFF;
  text-decoration: underline;
  display: inline-block;
  max-width: 100%;
}

.user-id-cell {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: help;
  display: inline-block;
  max-width: 100%;
}

.table-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.05) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(50%, 50%);
}

.table-section:hover {
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
  gap: var(--space-4);
  position: relative;
  z-index: 1;
}

.table-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* 导出按钮组 */
.export-buttons {
  display: flex;
  gap: var(--space-3);
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}

.export-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: linear-gradient(135deg, var(--bg-primary), rgba(59, 130, 246, 0.05));
  color: var(--text-primary);
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.export-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.2), transparent);
  transition: var(--transition);
}

.export-btn:hover {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(124, 58, 237, 0.1));
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
  box-shadow: 0 3px 8px rgba(59, 130, 246, 0.15);
}

.export-btn:hover::before {
  left: 100%;
}

.export-btn i {
  font-size: 1rem;
  transition: var(--transition);
}

.export-btn:hover i {
  transform: scale(1.1);
}

/* Element Plus 表格样式覆盖 */
.el-table {
  background-color: var(--bg-secondary) !important;
  color: var(--text-primary);
  --el-table-header-bg-color: rgba(139, 92, 246, 0.05);
  --el-table-header-text-color: var(--text-primary);
  --el-table-row-hover-bg-color: rgba(139, 92, 246, 0.05);
  --el-table-current-row-bg-color: rgba(139, 92, 246, 0.1);
  border-radius: var(--radius-md) !important;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.el-table::before {
  display: none;
}

.el-table th {
  background: linear-gradient(90deg, rgba(139, 92, 246, 0.05), transparent) !important;
  font-weight: 600 !important;
  color: var(--text-primary) !important;
  border-bottom: 1px solid var(--border-color) !important;
  padding: 14px 8px !important;
  font-size: 14px;
  transition: var(--transition);
}

.el-table th:hover {
  background: linear-gradient(90deg, rgba(59, 130, 246, 0.1), transparent) !important;
}

.el-table td {
  padding: 12px 8px !important;
  border-bottom: 1px solid var(--border-color) !important;
  color: var(--text-secondary);
  font-weight: 450;
}

.el-table tr:hover > td {
  background-color: rgba(139, 92, 246, 0.05) !important;
  color: var(--text-primary) !important;
  transition: var(--transition);
}

/* 当前行高亮 */
.el-table .el-table__row.current-row > td {
  background-color: rgba(139, 92, 246, 0.1) !important;
  color: var(--text-primary) !important;
  font-weight: 500;
}

.el-table .el-table__row:nth-child(even) {
  background-color: rgba(139, 92, 246, 0.02);
}

.el-table .el-table__row.current-row > td {
  background-color: rgba(139, 92, 246, 0.1) !important;
  box-shadow: inset 0 0 0 1px rgba(139, 92, 246, 0.3);
}

/* 分页样式 */
.pagination-container {
  display: flex !important;
  justify-content: flex-end;
  margin-top: var(--space-4);
  position: relative;
  z-index: 1;
  visibility: visible !important;
  opacity: 1 !important;
  height: auto !important;
  min-height: 40px;
}

/* 分页组件样式 */
.el-pagination {
  margin-top: var(--space-6);
  display: flex;
  justify-content: center;
  padding: var(--space-4);
  border-top: 1px solid var(--border-color);
  --el-pagination-item-bg-color: var(--bg-secondary);
  --el-pagination-item-hover-bg-color: var(--bg-tertiary);
  --el-pagination-item-active-bg-color: var(--primary);
  --el-pagination-item-active-border-color: var(--primary);
  --el-pagination-item-text-color: var(--text-primary);
  --el-pagination-button-hover-bg-color: var(--bg-tertiary);
  --el-pagination-button-disabled-text-color: var(--text-tertiary);
}

.el-pagination.is-background .el-pager li {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: var(--transition);
  margin: 0 2px;
}

.el-pagination.is-background .el-pager li:not(.disabled):hover {
  color: var(--primary);
  background-color: rgba(59, 130, 246, 0.1);
  border-color: var(--primary);
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(59, 130, 246, 0.15);
}

.el-pagination.is-background .el-pager li.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.2);
}

.el-pagination__prev.is-disabled,
.el-pagination__next.is-disabled {
  color: var(--text-tertiary);
  background-color: var(--bg-tertiary);
  border-color: var(--border-color);
}

/* Element Plus 按钮样式覆盖 */
.el-button {
  --el-button-text-color: var(--text-primary);
  --el-button-border-color: var(--border-color);
  --el-button-hover-border-color: var(--primary-light);
  --el-button-disabled-text-color: var(--text-tertiary);
  --el-button-disabled-border-color: var(--border-color);
  --el-button-disabled-bg-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  padding: 10px 18px;
  font-weight: 600;
}

.el-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.2), transparent);
  transition: var(--transition);
}

.el-button:hover::before {
  left: 100%;
}

.el-button--primary {
  --el-button-text-color: white;
  --el-button-border-color: var(--primary);
  --el-button-hover-border-color: var(--primary-dark);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  box-shadow: var(--shadow), 0 0 0 1px rgba(139, 92, 246, 0.2);
  font-weight: 600;
}

.el-button--primary:hover {
  box-shadow: var(--shadow-md), 0 0 15px rgba(139, 92, 246, 0.3);
  transform: translateY(-1px);
}

.el-button--primary::before {
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}

/* Element Plus 输入框和选择器样式覆盖 */
.el-input__wrapper,
.el-select__wrapper {
  --el-input-bg-color: var(--bg-secondary);
  --el-input-border-color: var(--border-color);
  --el-input-text-color: var(--text-primary);
  --el-input-placeholder-color: var(--text-tertiary);
  border-radius: var(--radius-md);
  background-color: var(--bg-secondary);
  transition: var(--transition);
}

.el-input__wrapper:hover,
.el-select__wrapper:hover {
  --el-input-border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
}

.el-input__wrapper.is-focus,
.el-select__wrapper.is-focus {
  --el-input-border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.el-input__inner {
  color: var(--text-primary);
  padding: 10px 12px;
}

.el-select__caret {
  color: var(--text-tertiary);
  padding: 10px 12px;
}

.el-input__inner:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.2);
}

/* 登录模态框 - 高级深色主题设计 */
.login-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 75% 75%, rgba(124, 58, 237, 0.15) 0%, transparent 50%);
  background-attachment: fixed;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  /* 移除backdrop-filter以提高性能 */
  animation: fadeIn 0.6s ease;
}

.login-form {
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  width: 90%;
  max-width: 420px;
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-color);
  /* 移除backdrop-filter以提高性能 */
  animation: slideUp 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.login-form::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary-gradient);
}

.login-form::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
  /* 移除动画以提高性能 */
  pointer-events: none;
  /* 移除blur滤镜以提高性能 */
}

.login-title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: var(--space-2);
  text-align: center;
  position: relative;
  z-index: 1;
  background: linear-gradient(90deg, var(--primary-light), var(--info));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
}

.login-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
  text-align: center;
  position: relative;
  z-index: 1;
}

.login-input {
  margin-bottom: var(--space-5);
  position: relative;
  z-index: 1;
}

.login-input .el-input__wrapper {
  border-radius: var(--radius-md);
  transition: var(--transition);
  background-color: var(--bg-tertiary);
}

.login-input .el-input__wrapper:focus-within {
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
  border-color: var(--primary);
}

.login-button {
  width: 100%;
  height: 44px;
  font-size: 1rem;
  font-weight: 600;
  background: var(--primary-gradient);
  border: none;
  border-radius: var(--radius-md);
  color: white;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  z-index: 1;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
}

.login-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--transition);
}

.login-button:hover::before {
  left: 100%;
}

.login-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.3);
}

.login-button:active {
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
}

.login-error {
  color: var(--danger);
  font-size: 0.9rem;
  text-align: center;
  margin-top: var(--space-3);
  animation: shake 0.5s ease-in-out;
  position: relative;
  z-index: 1;
  padding: var(--space-2) var(--space-3);
  background-color: rgba(245, 34, 45, 0.05);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--danger);
}

/* 动画效果 */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(-10px, -10px) rotate(1deg); }
  50% { transform: translate(0, 5px) rotate(0deg); }
  75% { transform: translate(10px, 10px) rotate(-1deg); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
  20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* 数据加载动画 */
.loading-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10;
  /* 移除backdrop-filter以提高性能 */
  animation: fadeIn 0.2s ease;
}

/* 空状态样式 */
.empty-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--text-tertiary);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--space-4);
  opacity: 0.3;
}

/* 响应式设计 */
@media (max-width: 1200px) {
  .charts-container {
    grid-template-columns: 1fr;
  }
  
  .main {
    padding: var(--space-6);
  }
}

@media (max-width: 768px) {
  .header {
    padding: var(--space-4) var(--space-6);
  }
  
  .header-content {
    flex-direction: column;
    text-align: center;
    gap: var(--space-4);
  }
  
  .header-title {
    font-size: 1.5rem;
  }
  
  .main {
    padding: var(--space-4);
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .filter-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }
  
  .filter-actions {
    justify-content: flex-start;
  }
  
  .table-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }
  
  .table-actions {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }
  
  .chart {
    height: 250px;
  }
  
  .login-form {
    padding: var(--space-6);
    margin: var(--space-4);
  }
}

@media (max-width: 480px) {
  .header {
    padding: var(--space-3) var(--space-4);
  }
  
  .header-title {
    font-size: 1.3rem;
  }
  
  .main {
    padding: var(--space-3);
  }
  
  .stat-card .value {
    font-size: 1.8rem;
  }
  
  .chart {
    height: 200px;
  }
}

/* 自定义滚动条 */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
  background: var(--gray-400);
  border-radius: var(--radius-full);
  transition: var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gray-500);
}

/* Element Plus 样式覆盖 */
.el-button--primary {
  background: var(--primary);
  border-color: var(--primary);
}

.el-button--primary:hover,
.el-button--primary:focus {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

.el-input__inner:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(22, 93, 255, 0.2);
}

.el-select .el-input__wrapper.is-focus {
  box-shadow: 0 0 0 2px rgba(22, 93, 255, 0.2);
}

.el-select .el-input__wrapper:hover {
  box-shadow: 0 0 0 2px rgba(22, 93, 255, 0.1);
}

.el-date-editor:focus-within .el-input__wrapper {
  box-shadow: 0 0 0 2px rgba(22, 93, 255, 0.2);
}

/* 标签样式 */
.el-tag {
  --el-tag-bg-color: var(--bg-tertiary);
  --el-tag-text-color: var(--text-primary);
  --el-tag-border-color: var(--border-color);
  border-radius: var(--radius-md);
  font-size: 12px;
  padding: 4px 8px;
  transition: var(--transition);
}

.el-tag--success {
  --el-tag-bg-color: rgba(16, 185, 129, 0.1);
  --el-tag-text-color: var(--success);
  --el-tag-border-color: rgba(16, 185, 129, 0.3);
}

.el-tag--warning {
  --el-tag-bg-color: rgba(245, 158, 11, 0.1);
  --el-tag-text-color: var(--warning);
  --el-tag-border-color: rgba(245, 158, 11, 0.3);
}

.el-tag--danger {
  --el-tag-bg-color: rgba(239, 68, 68, 0.1);
  --el-tag-text-color: var(--danger);
  --el-tag-border-color: rgba(239, 68, 68, 0.3);
}

.el-tag--info {
  --el-tag-bg-color: rgba(139, 92, 246, 0.1);
  --el-tag-text-color: var(--primary);
  --el-tag-border-color: rgba(139, 92, 246, 0.3);
}

/* 平滑滚动 */
html {
  scroll-behavior: smooth;
}

/* 加载动画增强 */
.el-loading-spinner .path {
  stroke: var(--primary);
}

.el-loading-spinner .el-loading-text {
  color: var(--primary);
}