:root{--primary-color: #1890ff;--success-color: #52c41a;--warning-color: #faad14;--error-color: #f5222d;--text-color: rgba(0, 0, 0, .85);--border-color: #d9d9d9;--bg-color: #f5f5f5}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,"Noto Color Emoji";background-color:var(--bg-color)}#root{min-height:100vh}.page-container{background:#fff;border-radius:8px;padding:24px}.page-title{font-size:18px;font-weight:600;margin-bottom:24px;padding-bottom:12px;border-bottom:1px solid var(--border-color)}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.stat-card{background:#fff;border-radius:8px;padding:20px;box-shadow:0 1px 2px #00000008}.stat-card .stat-title{color:#00000073;font-size:14px}.stat-card .stat-value{font-size:24px;font-weight:600;margin-top:8px}.table-actions{display:flex;gap:8px}