*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #409eff;--primary-light: #ecf5ff;--success-color: #67c23a;--warning-color: #e6a23c;--danger-color: #f56c6c;--info-color: #909399;--text-primary: #303133;--text-regular: #606266;--text-secondary: #909399;--border-color: #dcdfe6;--bg-color: #f5f7fa;--white: #ffffff}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;color:var(--text-primary);background-color:var(--bg-color);line-height:1.5}.nav-container{background-color:var(--primary-color);padding:0 20px;height:60px;display:flex;align-items:center;justify-content:space-between;box-shadow:0 2px 8px #00000026}.nav-brand{color:var(--white);font-size:20px;font-weight:600;display:flex;align-items:center;gap:10px}.nav-menu{display:flex;gap:5px}.nav-link{color:#ffffffd9;text-decoration:none;padding:10px 16px;border-radius:4px;transition:all .3s;font-size:14px}.nav-link:hover{background-color:#ffffff1a;color:var(--white)}.nav-link.active{background-color:#fff3;color:var(--white)}.main-content{padding:20px;min-height:calc(100vh - 60px)}.card{background-color:var(--white);border-radius:8px;box-shadow:0 2px 12px #00000014;padding:20px;margin-bottom:20px}.card-header{font-size:16px;font-weight:600;color:var(--text-primary);margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border-color)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:20px}.stat-card{background-color:var(--white);border-radius:8px;padding:20px;box-shadow:0 2px 12px #00000014;display:flex;flex-direction:column;gap:8px}.stat-card .stat-label{font-size:14px;color:var(--text-secondary)}.stat-card .stat-value{font-size:28px;font-weight:600;color:var(--primary-color)}.stat-card .stat-icon{width:48px;height:48px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:8px}.data-table{width:100%;border-collapse:collapse;font-size:14px}.data-table th,.data-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border-color)}.data-table th{background-color:var(--bg-color);font-weight:600;color:var(--text-primary);white-space:nowrap}.data-table tr:hover{background-color:var(--primary-light)}.data-table td{color:var(--text-regular)}.tag{display:inline-block;padding:4px 12px;border-radius:4px;font-size:12px;font-weight:500}.tag-primary{background-color:var(--primary-light);color:var(--primary-color)}.tag-success{background-color:#f0f9eb;color:var(--success-color)}.tag-warning{background-color:#fdf6ec;color:var(--warning-color)}.tag-danger{background-color:#fef0f0;color:var(--danger-color)}.tag-info{background-color:#f4f4f5;color:var(--info-color)}.tag-default{background-color:#f5f5f5;color:#9e9e9e;border:1px solid #e0e0e0}.tag-purple{background-color:#f3e5f5;color:#9c27b0}.text-placeholder{color:var(--text-secondary);font-style:italic}.page-header{margin-bottom:20px}.page-title{font-size:20px;font-weight:600;color:var(--text-primary)}.page-description{font-size:14px;color:var(--text-secondary);margin-top:4px}.empty-state{text-align:center;padding:40px 20px;color:var(--text-secondary)}.empty-state .empty-icon{font-size:48px;margin-bottom:16px;opacity:.5}.loading-state{text-align:center;padding:40px 20px;color:var(--text-secondary)}.table-container{overflow-x:auto;max-width:100%}@media (max-width: 768px){.nav-container{flex-direction:column;height:auto;padding:10px}.nav-menu{flex-wrap:wrap;justify-content:center;margin-top:10px}.stats-grid{grid-template-columns:1fr}}