:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --success-color: #27ae60;
    --info-color: #3498db;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --light-bg: #f5f5f5;
    --card-bg: #f8f9fa;
    --border-color: #ddd;
    --shadow-color: rgba(0,0,0,0.1);
    --text-color: #333;
    --heading-color: #2c3e50;
    --button-hover: #2980b9;
    --save-button: #e67e22;
    --save-button-hover: #d35400;
    --refresh-button: #2ecc71;
    --refresh-button-hover: #27ae60;
    --chart-bg: #fff;
    --table-header-bg: #3498db;
    --table-row-hover: #f5f5f5;
    --table-border: #ddd;
    --success-text: #27ae60;
    --fail-text: #e74c3c;
    --header-height: 60px;
    --footer-height: 60px;
}

/* 暗黑模式变量 */
body.dark-mode {
    --primary-color: #2980b9;
    --secondary-color: #34495e;
    --light-bg: #1a1a1a;
    --card-bg: #2c2c2c;
    --border-color: #444;
    --shadow-color: rgba(0,0,0,0.3);
    --text-color: #f5f5f5;
    --heading-color: #f5f5f5;
    --button-hover: #3498db;
    --chart-bg: #2c2c2c;
    --table-header-bg: #2980b9;
    --table-row-hover: #3a3a3a;
    --table-border: #444;
    --save-button: #d35400;
    --save-button-hover: #e67e22;
    --refresh-button: #27ae60;
    --refresh-button-hover: #2ecc71;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--light-bg);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body.dark-mode {
    background-color: var(--light-bg);
    color: var(--text-color);
}

/* 主布局结构 */
.dashboard-wrapper {
    display: flex;
    min-height: 100vh;
    position: relative;
    flex-direction: column;
}

/* 主内容区域 */
.main-content {
    flex: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 主内容头部 */
.main-header {
    background-color: var(--card-bg);
    padding: 1rem 1.5rem;
    box-shadow: 0 2px 5px var(--shadow-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 90;
    height: var(--header-height);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header-left h1 {
    font-size: 1.8rem;
    margin: 0;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

/* 自动刷新进度条 */
.auto-refresh-bar {
    background-color: var(--card-bg);
    padding: 0.5rem 1rem;
    margin-bottom: 1rem;
    border-radius: 4px;
    box-shadow: 0 1px 3px var(--shadow-color);
}

.refresh-progress {
    height: 4px;
    background-color: rgba(0,0,0,0.1);
    border-radius: 2px;
    margin-bottom: 0.5rem;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary-color);
    width: 0;
    transition: width 1s linear;
    border-radius: 2px;
}

.refresh-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
}

h1, h2, h3 {
    color: var(--heading-color);
    margin-bottom: 1rem;
}

/* 仪表盘部分 */
.dashboard-section {
    padding: 1rem 1.5rem;
    display: none;
}

.dashboard-section.active-section {
    display: block;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.section-header h2 {
    font-size: 1.5rem;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-header h2 i {
    color: var(--primary-color);
}

.time-info {
    font-size: 0.9rem;
    color: var(--text-color);
    opacity: 0.8;
}

.time-info span {
    margin-right: 1rem;
}

.time-info i {
    margin-right: 0.5rem;
    color: var(--primary-color);
}

.actions {
    display: flex;
    gap: 0.5rem;
}

.save-button, .refresh-button {
    background-color: var(--save-button);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.save-button:hover {
    background-color: var(--save-button-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.refresh-button {
    background-color: var(--refresh-button);
}

.refresh-button:hover {
    background-color: var(--refresh-button-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* 统计卡片网格 */
.stats-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* 统计卡片样式 */
.stats-card {
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 2px 5px var(--shadow-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-top: 4px solid var(--primary-color);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stats-card.primary {
    border-top-color: var(--primary-color);
}

.stats-card.success {
    border-top-color: var(--success-color);
}

.stats-card.info {
    border-top-color: var(--info-color);
}

.stats-card.warning {
    border-top-color: var(--warning-color);
}

.stats-card.danger {
    border-top-color: var(--danger-color);
}

.stats-card.secondary {
    border-top-color: var(--secondary-color);
}

.stats-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(52, 152, 219, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.stats-card.primary .stats-icon {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--primary-color);
}

.stats-card.success .stats-icon {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--success-color);
}

.stats-card.info .stats-icon {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--info-color);
}

.stats-card.warning .stats-icon {
    background-color: rgba(243, 156, 18, 0.1);
    color: var(--warning-color);
}

.stats-card.danger .stats-icon {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--danger-color);
}

.stats-card.secondary .stats-icon {
    background-color: rgba(44, 62, 80, 0.1);
    color: var(--secondary-color);
}

.stats-content {
    flex: 1;
}

.stats-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 30%;
    height: 4px;
    background-color: var(--primary-color);
    opacity: 0.3;
}

.stats-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px var(--shadow-color);
}

.stats-card h3 {
    font-size: 1rem;
    color: var(--text-color);
    opacity: 0.8;
    margin-bottom: 0.5rem;
}

.stats-number {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin: 0.5rem 0;
    display: flex;
    align-items: center;
}

/* 图表布局 */
.dashboard-charts {
    margin-top: 2rem;
}

.chart-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.chart-card {
    background-color: var(--card-bg);
    border-radius: 10px;
    box-shadow: 0 2px 5px var(--shadow-color);
    overflow: hidden;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.chart-header h3 {
    margin: 0;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.chart-header h3 i {
    color: var(--primary-color);
}

.chart-body {
    padding: 1rem;
    height: 300px;
}

/* 表格样式 */
.table-container {
    max-height: 500px;
    overflow-y: auto;
    border-radius: 10px;
    box-shadow: 0 2px 5px var(--shadow-color);
    margin-bottom: 1rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 5px var(--shadow-color);
}

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

th {
    background-color: var(--table-header-bg);
    color: white;
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 10;
}

th[data-sort] {
    cursor: pointer;
}

th[data-sort] i {
    margin-left: 0.5rem;
    font-size: 0.8rem;
}

th.asc i, th.desc i {
    color: #fff;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover {
    background-color: var(--table-row-hover);
}

td.success {
    color: var(--success-text);
    font-weight: 600;
}

td.fail {
    color: var(--fail-text);
    font-weight: 600;
}

.history-section {
    margin-top: 2rem;
}

.history-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 200px;
}

.search-box input {
    width: 100%;
    padding: 0.5rem 1rem 0.5rem 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    background-color: var(--card-bg);
    color: var(--text-color);
}

.search-box i {
    position: absolute;
    left: 0.8rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
}

.pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
}

.pagination button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pagination button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

.pagination button:not(:disabled):hover {
    background-color: var(--button-hover);
}

#page-info {
    font-size: 0.9rem;
    color: var(--text-color);
}

/* 页脚样式 */
.main-footer {
    margin-top: auto;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    background-color: var(--card-bg);
    box-shadow: 0 -2px 5px var(--shadow-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo h3 {
    margin: 0;
    font-size: 1.2rem;
    color: var(--primary-color);
}

.footer-logo h3 span {
    font-weight: normal;
    opacity: 0.8;
}

.footer-info {
    font-size: 0.85rem;
    opacity: 0.8;
}

#countdown {
    font-weight: bold;
    color: var(--primary-color);
}

/* 状态徽章样式 */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.3rem 0.6rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.status-badge.success {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--success-color);
}

.status-badge.fail {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--fail-text);
}

/* 模型徽章样式 */
.model-badge {
    display: inline-block;
    padding: 0.3rem 0.6rem;
    border-radius: 20px;
    font-size: 0.85rem;
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--primary-color);
}

.model-badge.small {
    font-size: 0.75rem;
    padding: 0.2rem 0.4rem;
}

/* 账户头像样式 */
.account-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    font-weight: bold;
}

.account-avatar.small {
    width: 24px;
    height: 24px;
    font-size: 0.8rem;
}

.account-cell {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* 趋势指示器 */
.stats-trend {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

.stats-trend.positive {
    color: var(--success-color);
}

.stats-trend.negative {
    color: var(--danger-color);
}

.stats-detail {
    font-size: 0.85rem;
    opacity: 0.8;
    margin-top: 0.5rem;
}

/* 响应式设计优化 */
@media (max-width: 992px) {
    .chart-row {
        grid-template-columns: 1fr;
    }
    
    .stats-overview {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .stats-overview {
        grid-template-columns: 1fr;
    }
    
    .chart-body {
        height: 250px;
    }
    
    table {
        display: block;
        overflow-x: auto;
    }
    
    .history-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}