/* 数据中心页面样式 */

/* 数据中心导航 */
.data-nav {
    background-color: #f8f9fa;
    border-radius: 8px;
    margin-bottom: 30px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    overflow: hidden;
}

.data-nav ul {
    display: flex;
    justify-content: space-between;
    padding: 0;
    margin: 0;
}

.data-nav li {
    flex: 1;
    text-align: center;
    padding: 15px 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

.data-nav li.active {
    background-color: #fff;
    border-bottom: 3px solid var(--primary-color);
}

.data-nav li:hover:not(.active) {
    background-color: #e9ecef;
}

.data-nav i {
    display: block;
    font-size: 24px;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.data-nav span {
    font-size: 14px;
    font-weight: 500;
}

/* 内容区域 */
.tab-content {
    display: none;
    padding: 20px 0;
}

.tab-content.active {
    display: block;
}

.tab-content h2 {
    margin-bottom: 25px;
    color: var(--primary-color);
    font-size: 24px;
    font-weight: 600;
    position: relative;
    padding-bottom: 10px;
}

.tab-content h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--accent-color);
}

/* 产业关键指标卡片 */
.kpi-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.kpi-card {
    background-color: #fff;
    border-radius: 8px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
}

.kpi-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
}

/* 图标光晕效果 */
.kpi-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(66, 153, 225, 0.08), transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
}

.kpi-card:hover:before {
    opacity: 1;
}

.kpi-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    transition: all 0.5s ease;
}

/* 不同图标的渐变背景 */
.kpi-icon:nth-child(1) {
    background: linear-gradient(45deg, rgba(66, 153, 225, 0.1), rgba(49, 130, 206, 0.2));
}

.kpi-icon:nth-child(2) {
    background: linear-gradient(45deg, rgba(72, 187, 120, 0.1), rgba(56, 161, 105, 0.2));
}

.kpi-icon:nth-child(3) {
    background: linear-gradient(45deg, rgba(237, 100, 166, 0.1), rgba(213, 63, 140, 0.2));
}

.kpi-icon:nth-child(4) {
    background: linear-gradient(45deg, rgba(246, 173, 85, 0.1), rgba(221, 107, 32, 0.2));
}

.kpi-card:hover .kpi-icon {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 0 15px rgba(66, 153, 225, 0.3);
}

.kpi-icon i {
    font-size: 28px;
    color: var(--primary-color);
    transition: all 0.5s ease;
}

.kpi-card:hover .kpi-icon i {
    color: var(--primary-color);
    transform: scale(1.2);
}

.kpi-content {
    flex: 1;
    position: relative;
    z-index: 1;
}

.kpi-content h3 {
    margin-top: 0;
    margin-bottom: 5px;
    font-size: 16px;
    font-weight: 500;
    color: var(--light-text);
    transition: color 0.3s ease;
}

.kpi-card:hover .kpi-content h3 {
    color: var(--primary-color);
}

.kpi-number {
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 5px 0;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.kpi-card:hover .kpi-number {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.kpi-trend {
    font-size: 14px;
    color: var(--light-text);
    display: flex;
    align-items: center;
    gap: 5px;
    transition: transform 0.3s ease;
}

.kpi-card:hover .kpi-trend {
    transform: translateY(-2px);
}

.kpi-trend.up:before {
    content: '↑';
    color: var(--success-color);
}

.kpi-trend.down:before {
    content: '↓';
    color: var(--error-color);
}

.kpi-trend.up span {
    color: var(--success-color);
    font-weight: 500;
}

/* 数据部分样式 */
.data-section {
    margin-bottom: 40px;
}

.data-section h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 20px;
}

.chart-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 20px;
}

.chart-container.full-width {
    grid-template-columns: 1fr;
}

.chart-wrapper {
    background-color: #fff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.chart-wrapper h4 {
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    text-align: center;
}

.chart-placeholder {
    width: 100%;
    overflow: hidden;
    border-radius: 4px;
}

.chart-placeholder img {
    width: 100%;
    height: auto;
    display: block;
}

/* 数据表格样式 */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 14px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border-radius: 8px;
    overflow: hidden;
}

.data-table thead {
    background-color: var(--primary-color);
    color: white;
}

.data-table th {
    padding: 12px 15px;
    text-align: left;
    font-weight: 600;
}

.data-table td {
    padding: 10px 15px;
    border-bottom: 1px solid #e2e8f0;
}

.data-table tbody tr {
    background-color: #fff;
    transition: all 0.3s ease;
}

.data-table tbody tr:nth-child(even) {
    background-color: #f8fafc;
}

.data-table tbody tr:hover {
    background-color: #edf2f7;
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* 供应商统计和出口产品统计 */
.supplier-stats,
.export-product-stats {
    margin-top: 20px;
    background-color: #fff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    overflow-x: auto;
}

/* 数据内容样式 */
.data-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 20px;
}

.data-content.full-width {
    grid-template-columns: 1fr;
}

.data-card {
    background-color: #fff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.data-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.15);
}

.data-card h4 {
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 18px;
    color: var(--primary-color);
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
}

.data-details {
    font-size: 14px;
}

.data-summary {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px dashed #eee;
    font-style: italic;
    color: var(--light-text);
}

/* 数据列表样式 */
.data-list {
    list-style: none;
    padding: 0;
    margin: 0 0 15px 0;
}

.data-list li {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px dotted #eee;
}

.data-label {
    font-weight: 500;
    color: var(--text-color);
}

.data-value {
    font-weight: 600;
    color: var(--primary-color);
}

/* 趋势数据样式 */
.trend-data {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-bottom: 15px;
}

.trend-year {
    flex: 1;
    min-width: 120px;
    background-color: #f8f9fa;
    padding: 12px;
    border-radius: 6px;
    margin: 5px;
    text-align: center;
    transition: all 0.3s ease;
}

.trend-year:hover {
    background-color: #e9ecef;
    transform: translateY(-3px);
}

.trend-year.highlight {
    background-color: rgba(66, 153, 225, 0.15);
    border-left: 3px solid var(--primary-color);
}

.trend-year .year {
    display: block;
    font-weight: 700;
    font-size: 16px;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.trend-year .value {
    display: block;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 3px;
}

.trend-year .growth {
    display: block;
    font-size: 12px;
    color: var(--success-color);
}

/* 产业链分布样式 */
.industry-chain {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 15px;
}

.chain-segment {
    flex: 1;
    min-width: 150px;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 5px;
    text-align: center;
}

.chain-segment h5 {
    margin-top: 0;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-size: 16px;
}

.chain-segment p {
    margin: 5px 0;
    font-size: 13px;
}

/* 空间布局样式 */
.spatial-layout {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 15px;
}

.layout-area {
    flex: 1;
    min-width: 150px;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 5px;
    text-align: center;
}

.layout-area h5 {
    margin-top: 0;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-size: 16px;
}

.layout-area p {
    margin: 5px 0;
    font-size: 13px;
}

/* 产品类别统计样式 */
.category-stats {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 15px;
}

.category-item {
    flex: 1;
    min-width: 150px;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 5px;
    text-align: center;
}

.category-name {
    font-weight: 600;
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.category-percent {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 5px;
}

.category-growth, .category-note {
    font-size: 12px;
    color: var(--light-text);
}

/* 季节性销售样式 */
.seasonal-stats {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 15px;
}

.season-item {
    flex: 1;
    min-width: 150px;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 5px;
    text-align: center;
}

.season-name {
    font-weight: 600;
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.season-percent {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 5px;
}

.season-products {
    font-size: 12px;
    color: var(--light-text);
}

/* 市场趋势样式 */
.market-trends {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 15px;
}

.trend-block {
    flex: 1;
    min-width: 250px;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 5px;
}

.trend-block h5 {
    margin-top: 0;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-size: 16px;
    border-bottom: 1px solid #eee;
    padding-bottom: 5px;
}

.trend-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.trend-list li {
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px dotted #eee;
}

.trend-list span.highlight {
    color: var(--primary-color);
    font-weight: 600;
}

.trend-list span.up {
    color: var(--success-color);
    font-weight: 600;
    margin-left: 5px;
}

.trend-list span.down {
    color: var(--error-color);
    font-weight: 600;
    margin-left: 5px;
}

/* 职位需求样式 */
.job-demand {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 15px;
}

.job-category {
    flex: 1;
    min-width: 200px;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 5px;
}

.job-category h5 {
    margin-top: 0;
    margin-bottom: 5px;
    color: var(--primary-color);
    font-size: 16px;
}

.job-percent {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-color);
}

.job-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.job-list li {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5px;
    padding-bottom: 5px;
    border-bottom: 1px dotted #eee;
    font-size: 13px;
}

.demand {
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 11px;
}

.demand.very-high {
    background-color: #fed7d7;
    color: #e53e3e;
}

.demand.high {
    background-color: #feebc8;
    color: #dd6b20;
}

.demand.medium {
    background-color: #bee3f8;
    color: #3182ce;
}

.demand.low {
    background-color: #c6f6d5;
    color: #38a169;
}

/* 技能需求样式 */
.skill-demand {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 15px;
}

.skill-group {
    flex: 1;
    min-width: 250px;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 5px;
}

.skill-group h5 {
    margin-top: 0;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-size: 16px;
    border-bottom: 1px solid #eee;
    padding-bottom: 5px;
}

.skill-item {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.skill-name {
    flex: 1;
    font-size: 13px;
}

.skill-bar {
    flex: 2;
    height: 20px;
    border-radius: 10px;
    position: relative;
    overflow: hidden;
}

.skill-bar.very-high {
    background-color: rgba(237, 100, 166, 0.2);
}

.skill-bar.high {
    background-color: rgba(246, 173, 85, 0.2);
}

.skill-bar.medium {
    background-color: rgba(72, 187, 120, 0.2);
}

.skill-bar.low {
    background-color: rgba(66, 153, 225, 0.2);
}

.skill-bar .skill-value {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 11px;
    font-weight: 600;
}

/* 培训统计样式 */
.training-stats {
    margin-bottom: 15px;
}

.training-programs {
    margin-bottom: 20px;
}

.training-programs h5 {
    margin-top: 0;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-size: 16px;
}

.training-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

.training-table th {
    background-color: var(--primary-color);
    color: white;
    padding: 10px;
    text-align: left;
}

.training-table td {
    padding: 10px;
    border-bottom: 1px solid #eee;
}

.training-table tr:nth-child(even) {
    background-color: #f8f9fa;
}

.training-partners h5 {
    margin-top: 0;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-size: 16px;
}

.partner-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
}

.partner-list li {
    background-color: #f8f9fa;
    padding: 8px 12px;
    border-radius: 4px;
    margin: 0 10px 10px 0;
    font-size: 13px;
}

/* 供应链流程样式 */
.supply-chain-flow {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
}

.flow-stage {
    flex: 1;
    min-width: 180px;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 5px;
    text-align: center;
}

.flow-arrow {
    font-size: 24px;
    color: var(--primary-color);
    margin: 0 5px;
}

.stage-icon {
    width: 50px;
    height: 50px;
    background-color: rgba(66, 153, 225, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
}

.stage-icon i {
    font-size: 24px;
    color: var(--primary-color);
}

.stage-name {
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.stage-metrics {
    text-align: left;
}

.metric {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5px;
    font-size: 12px;
}

.metric .label {
    color: var(--light-text);
}

.metric .value {
    font-weight: 600;
}

/* 效率对比分析样式 */
.efficiency-comparison {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 15px;
}

.comparison-block {
    flex: 1;
    min-width: 250px;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 5px;
}

.comparison-block h5 {
    margin-top: 0;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-size: 16px;
    border-bottom: 1px solid #eee;
    padding-bottom: 5px;
}

.comparison-stats {
    margin-top: 10px;
}

.stat-item {
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px dotted #eee;
}

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

.stat-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
}

.stat-change {
    font-size: 12px;
    font-weight: 600;
    margin-top: 2px;
}

.stat-change.up {
    color: var(--success-color);
}

.stat-change.down {
    color: var(--error-color);
}

/* 进出口趋势样式 */
.export-import-trends {
    margin-bottom: 15px;
}

.year-comparison {
    margin-bottom: 20px;
    overflow-x: auto;
}

.trend-table {
    width: 100%;
    border-collapse: collapse;
}

.trend-table th {
    background-color: var(--primary-color);
    color: white;
    padding: 10px;
    text-align: left;
}

.trend-table td {
    padding: 10px;
    border-bottom: 1px solid #eee;
}

.trend-table tr:nth-child(even) {
    background-color: #f8f9fa;
}

.trend-table tr.highlight {
    background-color: rgba(66, 153, 225, 0.1);
    font-weight: 600;
}

.trend-highlights {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 20px;
}

.highlight-item {
    flex: 1;
    min-width: 200px;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 5px;
    text-align: center;
}

.highlight-title {
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.highlight-value {
    font-size: 14px;
    margin-bottom: 5px;
}

/* 国家/地区分布样式 */
.country-distribution {
    margin-bottom: 15px;
}

.region-block {
    margin-bottom: 20px;
}

.region-block h5 {
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--primary-color);
    font-size: 16px;
    border-bottom: 1px solid #eee;
    padding-bottom: 5px;
}

.region-stats {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.region-item {
    flex: 1;
    min-width: 200px;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 5px;
    text-align: center;
}

.region-name {
    font-weight: 600;
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.region-percent {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 5px;
}

.region-countries {
    font-size: 12px;
    color: var(--light-text);
    margin-bottom: 5px;
}

.region-growth {
    font-size: 12px;
    color: var(--success-color);
    font-weight: 600;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .data-nav ul {
        flex-wrap: wrap;
    }
    
    .data-nav li {
        flex-basis: 33.333%;
    }
    
    .chart-container {
        grid-template-columns: 1fr;
    }

    .data-content {
        grid-template-columns: 1fr;
    }
    
    .supply-chain-flow {
        flex-direction: column;
    }
    
    .flow-arrow {
        transform: rotate(90deg);
        margin: 10px 0;
    }
    
    .trend-data, .industry-chain, .spatial-layout, 
    .category-stats, .seasonal-stats, .market-trends,
    .job-demand, .skill-demand, .efficiency-comparison,
    .trend-highlights, .region-stats {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .kpi-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .data-nav li {
        flex-basis: 50%;
    }

    .data-table {
        font-size: 12px;
    }
    
    .data-table th,
    .data-table td {
        padding: 8px 10px;
    }
}

@media (max-width: 576px) {
    .kpi-cards {
        grid-template-columns: 1fr;
    }
    
    .data-nav li {
        flex-basis: 100%;
    }

    .supplier-stats,
    .export-product-stats {
        padding: 10px;
    }
    
    .data-table {
        font-size: 11px;
    }
    
    .data-table th,
    .data-table td {
        padding: 6px 8px;
    }

    .data-card {
        padding: 15px;
    }
    
    .data-card h4 {
        font-size: 16px;
    }
    
    .data-details {
        font-size: 13px;
    }
    
    .trend-year, .chain-segment, .layout-area,
    .category-item, .season-item, .trend-block,
    .job-category, .skill-group, .comparison-block,
    .highlight-item, .region-item {
        min-width: 100%;
        margin: 5px 0;
    }
}