:root{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:#26333d;background:#fff;font-size:13px;--border:#e4e8ec;--muted:#75828c;--accent:#216b62;--learning:#35766c;--bridge:#aa782e;--work:#486c98}*{box-sizing:border-box}body{margin:0}button,select{font:inherit}button{border:0;background:transparent;color:inherit;cursor:pointer}button:hover{background:#f2f5f7}button:focus-visible,select:focus-visible,[role=button]:focus-visible{outline:2px solid #26786f;outline-offset:3px}button:disabled{opacity:.4;cursor:default}.app-header{height:49px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 20px}.app-header h1{font-size:15px;font-weight:600;margin:0}.app-header>span{font-size:11px;color:var(--muted)}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 390px;height:calc(100dvh - 49px);min-height:520px}.graph-panel{display:flex;min-width:0;flex-direction:column;background:#fff}.toolbar{min-height:49px;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 14px;border-bottom:1px solid var(--border)}.tabs{display:flex;align-self:stretch;gap:15px}.tabs button{padding:0 2px;border-bottom:2px solid transparent;white-space:nowrap;color:#77828a}.tabs button[aria-selected=true]{border-color:var(--accent);font-weight:600;color:var(--accent)}.tools{display:flex;align-items:center;gap:2px;white-space:nowrap}.tools button{padding:6px 7px;border-radius:3px}.tools span{font-size:11px;min-width:36px;text-align:center;color:var(--muted)}.graph-canvas{flex:1;min-height:0;position:relative;overflow:hidden;touch-action:none}.graph-canvas svg{display:block;width:100%;height:100%;user-select:none;cursor:grab}.graph-canvas svg.dragging{cursor:grabbing}.graph-footer{border-top:1px solid 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.establishment-rules{margin:0;font-size:12px}.establishment-rules>div{margin:12px 0}.establishment-rules dt{font-size:11px;color:#73818a;margin-bottom:4px}.establishment-rules dd{margin:0;line-height:1.85;color:#34434e}.draft-label{font-size:10px;font-weight:400;color:#8b969d;margin-left:7px}
.establishment-rules>div{display:grid;grid-template-columns:72px minmax(0,1fr);gap:12px;margin:0;padding:10px 0;border-bottom:1px solid var(--border)}.establishment-rules dt{margin:0;line-height:1.85}.establishment-rules dd{word-break:break-word}.connection-condition{margin-bottom:16px!important}