.brand-logo{position:absolute;top:20px;left:20px;z-index:1000;color:#1890ff;font-family:Arial,sans-serif;text-shadow:1px 1px 2px rgba(0,0,0,.2)}.brand-logo h1{font-size:28px;margin-bottom:0;line-height:1.2}.brand-logo p{font-size:16px;margin-top:-5px;font-style:italic}html,body,#root,.App{height:100%;margin:0;padding:0;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}.loading-container{display:flex;flex-direction:column;justify-content:center;align-items:center;height:100vh;background-color:#f0f2f5}.loading-title{margin-top:20px;font-size:28px;font-weight:700;color:#1890ff}.loading-subtitle{margin-top:10px;font-size:16px;color:#666}.graph-toolbar{position:absolute;top:20px;left:20px;background:#ffffffe6;padding:16px;border-radius:8px;box-shadow:0 2px 8px #0000001a;z-index:10;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);width:180px}.graph-sidebar{position:absolute;top:20px;right:20px;width:280px;height:calc(100vh - 40px);background:#ffffffe6;padding:16px;border-radius:8px;box-shadow:0 2px 8px #0000001a;z-index:10;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);overflow-y:auto}@media (max-width: 768px){.graph-toolbar,.graph-sidebar{display:none}.brand-logo{top:10px;left:10px;font-size:20px}}.graph-toolbar-mobile{padding:0}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{background-color:#f5f5f5}.graph-container{width:100%;height:100%;position:relative;overflow:hidden}.graph-toolbar{position:absolute;top:50%;left:16px;transform:translateY(-50%);z-index:100;background:#ffffffe6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:8px;box-shadow:0 2px 8px #00000014;padding:8px}.graph-sidebar{position:absolute;top:16px;right:16px;width:280px;max-height:calc(100vh - 32px);background:#fffffff2;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:8px;box-shadow:0 2px 8px #00000014;overflow-y:auto;z-index:100}.loading-container{display:flex;flex-direction:column;justify-content:center;align-items:center;height:100vh;background:linear-gradient(135deg,#667eea,#764ba2)}.loading-title{color:#fff;font-size:24px;font-weight:600;margin-top:24px}.loading-subtitle{color:#fffc;font-size:14px;margin-top:8px}@media (max-width: 768px){.graph-sidebar{width:100%;right:0;left:0;max-height:40vh;border-radius:16px 16px 0 0;bottom:0;top:auto}.graph-toolbar{top:auto;bottom:calc(40vh + 16px)}}.node-info-panel{padding:16px}.node-info-title{font-size:18px;font-weight:600;margin-bottom:12px;color:#262626}.node-info-item{margin-bottom:8px}.node-info-label{font-weight:500;color:#666;margin-right:8px}.node-info-value{color:#262626}.graph-legend{padding:16px;border-bottom:1px solid #f0f0f0}.legend-title{font-size:14px;font-weight:600;margin-bottom:12px;color:#262626}.legend-item{display:flex;align-items:center;margin-bottom:8px}.legend-color{width:12px;height:12px;border-radius:50%;margin-right:8px}.legend-label{font-size:12px;color:#666}.graph-stats{padding:16px;border-bottom:1px solid #f0f0f0}.stats-title{font-size:14px;font-weight:600;margin-bottom:12px;color:#262626}.stats-item{display:flex;justify-content:space-between;margin-bottom:8px;font-size:12px}.stats-label{color:#666}.stats-value{color:#262626;font-weight:500}.graph-search{padding:16px}@media (max-width: 480px){.loading-title{font-size:20px}.node-info-title{font-size:16px}}