.math-proof-figure{margin:0 0 26px;padding:20px;border:1px solid #d2d7bf;background:#f6f2e7;color:#365343;max-width:100%;min-width:0}.math-proof-figure .proof-figure-kicker{margin:0 0 14px;font:600 13px/1.7 var(--sans,"Microsoft YaHei",sans-serif);color:#68735d;letter-spacing:.04em}.math-proof-figure .proof-figure-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:center;min-width:0}.math-proof-figure .proof-figure-svg{display:block;width:100%;height:auto;max-width:440px;margin:auto;overflow:visible;background:#f8f3e8;border:1px solid #dedfce;fill:#365343}.math-proof-figure .proof-figure-svg text{font-family:"Microsoft YaHei",system-ui,sans-serif}.math-proof-figure .proof-svg-edge-label{paint-order:stroke;stroke:#f8f3e8;stroke-width:4px;stroke-linejoin:round}.math-proof-figure .proof-figure-notes{min-width:0}.math-proof-figure .proof-figure-notes section{margin:0 0 17px}.math-proof-figure .proof-figure-notes h4{margin:0 0 6px;font:600 13px/1.7 var(--sans,"Microsoft YaHei",sans-serif);color:#365343}.math-proof-figure .proof-figure-notes p{margin:0;font-size:13px;line-height:1.9;color:#5c6856;overflow-wrap:anywhere}.math-proof-figure .proof-figure-notes .proof-figure-equation{margin:12px 0 0;padding:10px 13px;border-left:2px solid #a7563a;background:#e9eddb;color:#365343;font-size:16px;line-height:2;overflow-wrap:normal}.math-proof-figure .proof-figure-equation strong{font-weight:500}.math-proof-figure var{font-family:Georgia,"Times New Roman",serif;font-style:italic}.math-proof-figure .proof-figure-notes .proof-figure-example{border-top:1px solid #d8ddca;padding-top:11px;font-size:11.5px;color:#737a68}.math-proof-figure>figcaption{margin:15px 0 0;padding-top:11px;border-top:1px solid #d8ddca;font-size:11.5px;line-height:1.9;color:#737a68;text-align:left;overflow-wrap:anywhere}@media(max-width:800px){.math-proof-figure .proof-figure-layout{grid-template-columns:1fr;gap:18px}.math-proof-figure .proof-figure-svg{max-width:420px}}@media(max-width:450px){.math-proof-figure{padding:13px;margin-bottom:23px}.math-proof-figure .proof-figure-kicker{font-size:12px}.math-proof-figure .proof-figure-notes p{font-size:12.5px}.math-proof-figure .proof-figure-notes .proof-figure-equation{font-size:15px;padding:9px 11px}.math-proof-figure>figcaption{font-size:11px}}