.kg-container{width:100%;height:100%;position:relative;background:#f8f9fa}.kg-svg{width:100%;height:100%;background:#fff}.node{stroke-width:1.5px;cursor:pointer}.node:hover{filter:brightness(1.1)}.node.center{stroke-width:3px;stroke:#000;filter:drop-shadow(0 0 3px rgba(0,0,0,.3))}.link{stroke:#999;stroke-opacity:.6;stroke-width:1.5px}.link-text{font:12px Microsoft YaHei,sans-serif;fill:#666;pointer-events:none}.node-text{font:12px Microsoft YaHei,sans-serif;pointer-events:none;fill:#333;text-shadow:0 1px 2px rgba(255,255,255,.8);font-weight:700}.node-text.center{font-size:14px;font-weight:700;fill:#fff}.kg-tooltip{position:absolute;padding:12px;background:#fffffff2;border:1px solid #ddd;border-radius:8px;pointer-events:none;font-family:Microsoft YaHei,sans-serif;font-size:13px;box-shadow:0 2px 8px #00000026;max-width:320px;z-index:1000}.legend{font-family:Microsoft YaHei,sans-serif;fill:#333;font-size:12px}.legend-rect{stroke:#ccc;stroke-width:1;rx:8;ry:8;fill:#fffffff2;filter:drop-shadow(0 2px 4px rgba(0,0,0,.1))}.legend-symbol{r:8}.legend-text{font-size:12px;fill:#2c3e50}marker#arrow{fill:#999}@media (max-width: 768px){.node-text{font-size:10px}.node-text.center{font-size:12px}.link-text{font-size:10px}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f5f5f5}#root{min-height:100vh}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f1f1f1;border-radius:4px}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#a8a8a8}.kg-container{width:100%;height:100%;position:relative;background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a}.kg-svg{width:100%;height:100%}.kg-node{cursor:pointer;transition:all .3s ease}.kg-node:hover{stroke-width:3px}.kg-node.center{stroke:#1890ff;stroke-width:3px}.kg-node.standard{fill:#52c41a}.kg-node.organization{fill:#1890ff}.kg-node.person{fill:#fa8c16}.kg-node.classification{fill:#722ed1}.kg-link{stroke:#999;stroke-opacity:.6;stroke-width:2px}.kg-link:hover{stroke-opacity:1;stroke-width:3px}.kg-label{font-size:12px;font-weight:500;fill:#333;text-anchor:middle;pointer-events:none}.stat-card{background:#fff;border-radius:8px;padding:24px;box-shadow:0 2px 8px #0000001a;transition:all .3s ease}.stat-card:hover{box-shadow:0 4px 16px #00000026;transform:translateY(-2px)}.stat-number{font-size:32px;font-weight:700;color:#1890ff;margin-bottom:8px}.stat-label{font-size:14px;color:#666;margin-bottom:16px}@media (max-width: 768px){.stat-card{padding:16px}.stat-number{font-size:24px}}