:root {
    /* 亮色主题变量 */
    --bg-color: #f5f7fa;
    --container-bg: #fff;
    --text-color: #222;
    --text-secondary: #444;
    --text-muted: #666;
    --border-color: #e1e1e1;
    --border-light: #e3e8ee;
    --table-bg: #fafdff;
    --table-header-bg: #f5f8fa;
    --table-hover-bg: #f0f6ff;
    --input-bg: #f8fafc;
    --stats-bg: #f0f4fa;
    --summary-bg: #f8f9fa;
    --primary-color: #007bff;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: orange;
    --shadow: rgba(0,0,0,0.08);
    --shadow-hover: rgba(0,123,255,0.13);
}

/* 暗色主题 */
[data-theme="dark"] {
    --bg-color: #1a1a1a;
    --container-bg: #2a2a2a;
    --text-color: #e0e0e0;
    --text-secondary: #b0b0b0;
    --text-muted: #888;
    --border-color: #3a3a3a;
    --border-light: #333;
    --table-bg: #252525;
    --table-header-bg: #2f2f2f;
    --table-hover-bg: #333;
    --input-bg: #333;
    --stats-bg: #2a2a2a;
    --summary-bg: #333;
    --primary-color: #4db8ff;
    --success-color: #4caf50;
    --danger-color: #f44336;
    --warning-color: #ff9800;
    --shadow: rgba(0,0,0,0.3);
    --shadow-hover: rgba(77,184,255,0.2);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    font-size: 14px;
    transition: all 0.3s ease;
}

.container {
    width: 100%;
    margin: 0 auto;
    padding: 20px;
}

/* 头部区域 */
.header {
    background: var(--container-bg);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px var(--shadow);
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.title {
    font-size: 28px;
    font-weight: 600;
    color: var(--primary-color);
    margin: 0;
}

.controls {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.theme-toggle {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    opacity: 0.8;
}

.token-input {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    background: var(--input-bg);
    color: var(--text-color);
    width: 200px;
}

.connect-btn {
    background: var(--success-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.connect-btn:hover {
    opacity: 0.8;
}

.connect-btn:disabled {
    background: var(--text-muted);
    cursor: not-allowed;
}

/* 统计卡片 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--container-bg);
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 2px 10px var(--shadow);
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--shadow-hover);
}

.stat-icon {
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.stat-title {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.stat-value {
    font-size: 20px;
    font-weight: bold;
    color: var(--primary-color);
}

/* 图表容器 */
.chart-container {
    background: var(--container-bg);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px var(--shadow);
    margin-bottom: 20px;
}

.chart-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-color);
}

.chart-wrapper {
    position: relative;
    height: 300px;
}

/* New charts container styles */
.charts-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}

.charts-container > .chart-container {
  margin-bottom: 0; /* Remove bottom margin from individual charts */
}

/* 表格样式 */
.table-container {
    background: var(--container-bg);
    border-radius: 8px;
    box-shadow: 0 2px 10px var(--shadow);
    overflow: hidden;
}

.table-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.table-title {
    font-size: 18px;
    font-weight: 600;
}

.table-controls {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.table-wrapper {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--table-bg);
}

.data-table th,
.data-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

.data-table th {
    background: var(--table-header-bg);
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
    position: sticky;
    top: 0;
    z-index: 1;
}

.data-table th:hover {
    background: var(--border-color);
}

.data-table tbody tr {
    transition: background-color 0.2s ease;
}

.data-table tbody tr:hover {
    background: var(--table-hover-bg);
}

.data-table tbody tr:nth-child(even) {
    background: rgba(0,0,0,0.02);
}

[data-theme="dark"] .data-table tbody tr:nth-child(even) {
    background: rgba(255,255,255,0.02);
}

/* 分页 */
.pagination {
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 10px;
}

.pagination-info {
    color: var(--text-muted);
}

.pagination-controls {
    display: flex;
    gap: 5px;
    align-items: center;
}

.pagination-btn {
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

/* 状态标签 */
.status-badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
}

.status-success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
}

.status-error {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
}

/* 加载动画 */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

.loading::after {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* 连接状态指示器 */
.connection-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.status-connected {
    background: var(--success-color);
}

.status-disconnected {
    background: var(--danger-color);
}

.status-connecting {
    background: var(--warning-color);
    animation: pulse 1.5s infinite;
}

.latency-status {
    margin-left: 10px;
    font-size: 12px;
    color: var(--text-muted);
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

/* 模态框 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal {
    background: var(--container-bg);
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

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

.modal-title {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-muted);
}

.modal-close:hover {
    color: var(--text-color);
}

.modal-body {
    padding: 20px;
}

.detail-item {
    margin-bottom: 15px;
}

.detail-label {
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.detail-value {
    background: var(--input-bg);
    padding: 10px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    word-break: break-all;
}

/* 通知 */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--success-color);
    color: white;
    padding: 12px 20px;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1001;
    animation: slideIn 0.3s ease-out;
}

.notification.error {
    background: var(--danger-color);
}

.notification.warning {
    background: var(--warning-color);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* 响应式设计 */
@media (max-width: 1000px) {
    .charts-container {
        grid-template-columns: 1fr;
    }
    
    .charts-container > .chart-container {
        margin-bottom: 20px; /* Add margin back on smaller screens */
    }
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .table-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .pagination {
        flex-direction: column;
        gap: 15px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .token-input {
        width: 100%;
    }
}

/* 工具类 */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mb-10 { margin-bottom: 10px; }
.mb-20 { margin-bottom: 20px; }
.hidden { display: none; }

/* 筛选组件样式 */
.filter-container {
  background: var(--container-bg);
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 10px var(--shadow);
  margin-bottom: 20px;
}

.filter-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.filter-header h4 {
  margin: 0;
  color: var(--text-color);
  font-size: 16px;
  font-weight: 600;
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
  margin-bottom: 15px;
}

.filter-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.filter-item label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

.filter-item .token-input {
  width: 100%;
  margin: 0;
}

.time-range-buttons {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.time-range-label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-color);
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
  transition: all 0.3s ease;
}

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

.btn-secondary {
  background: var(--text-muted);
  color: white;
  border: none;
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  opacity: 0.8;
}

.btn-sm {
  padding: 4px 8px;
  font-size: 11px;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .filter-grid {
    grid-template-columns: 1fr;
  }
  
  .time-range-buttons {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .filter-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}