*{box-sizing:border-box}body{margin:0;background:#f4f7f6;color:#193d38;font:16px/1.6 system-ui,sans-serif}header,main,footer{max-width:1480px;margin:auto;padding:28px 36px}header{display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid #cedcd8}h1{font-size:48px;line-height:1.1;margin:6px 0 12px;letter-spacing:-2px}h2{font-size:24px;margin:0 0 14px}h3{margin-bottom:6px}p{margin:8px 0 18px}.eyebrow{font-size:12px;letter-spacing:2px;font-weight:700;color:#53736a;margin:0}main{display:grid;grid-template-columns:minmax(320px, .85fr) minmax(0,1.15fr);gap:24px;align-items:start}section{min-width:0;background:white;border:1px solid #d7e3df;border-radius:14px;padding:26px}.method{grid-column:1/-1}a{color:#116b5d;text-underline-offset:4px}.toolbar,.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:18px 0}button,.file-button,.toolbar a{font:inherit;font-size:14px;font-weight:600;border:1px solid #abc6bd;border-radius:7px;background:#f4faf7;color:#185c4d;padding:9px 12px;cursor:pointer;text-decoration:none}button:hover,.file-button:hover,.toolbar a:hover{background:#e0f0e9}button:disabled{opacity:.55;cursor:wait}button.primary{background:#126c58;color:white;border-color:#126c58;font-size:16px;padding:11px 22px}.file-button input{max-width:210px;font-size:12px;display:block;margin-top:5px}label{display:block;font-size:14px;font-weight:600}textarea,input,select{font:inherit;color:#193d38;border:1px solid #9db8af;border-radius:6px;background:#fcfefd;padding:10px;max-width:100%}textarea{width:100%;resize:vertical;font:14px/1.6 ui-monospace,monospace;min-height:190px;margin-top:7px}input[type=number],select{display:block;width:100%;margin-top:5px}input:focus,textarea:focus,select:focus,button:focus-visible,a:focus-visible{outline:3px solid #84bcb0;outline-offset:3px}.controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:18px 0}summary{cursor:pointer;font-weight:650}details{border-top:1px solid #e0e9e5;padding-top:14px}.muted{color:#526e65;font-size:13px}.error,.warnings{color:#7d361b;background:#fff3e8;padding:12px 18px;border-radius:7px}.warnings:empty{display:none}.empty{padding:60px 15px;text-align:center;color:#6a877c}.empty span{display:inline-block;text-align:left;font:28px/1.1 monospace;color:#8ab3a4;margin:28px}.tree-scroll{overflow:auto;max-height:650px;border:1px solid #e1e9e5;border-radius:8px;background:white}.tree-scroll img{display:block;min-width:700px;width:100%;height:auto}#convergence-plot{display:block;width:100%;background:#f7faf8;border-radius:8px}progress{width:100%;height:12px;accent-color:#126c58}footer{font-size:13px;color:#5c756b;padding-top:0}[hidden]{display:none!important}@media(max-width:850px){header,main,footer{padding:20px}header{align-items:flex-start;flex-direction:column;gap:4px}main{grid-template-columns:minmax(0,1fr)}section{padding:20px}.controls{gap:12px}.method{grid-column:auto}.tree-scroll img{min-width:650px}h1{font-size:40px}}

.version{display:inline-block;margin:0 0 10px;padding:2px 9px;border:1px solid #abc6bd;border-radius:5px;background:#e8f2ed;color:#185c4d;font-size:12px;font-weight:700;letter-spacing:.4px}
.generator{grid-column:1/-1}.generator .controls{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}#accuracy-metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(135px,1fr));gap:8px}.metric-card{background:#f2f7f5;padding:10px;border-radius:6px}.metric-card strong{display:block;font-size:22px}#split-plot{width:100%;background:#fafcfc;border:1px solid #d7e3df;margin-top:12px}.tree-scroll svg{display:block;min-width:700px;width:100%}.split-node{cursor:pointer;outline:none}.split-node circle{stroke:#fff;stroke-width:2}.split-node:focus circle,.split-node.selected circle{stroke:#00796b;stroke-width:4}.split-node:focus text,.split-node.selected text{fill:#00796b;text-decoration:underline}.table-scroll{overflow:auto;max-height:300px}table{border-collapse:collapse;width:100%;font-size:13px}td,th{padding:6px 10px;text-align:left;border-bottom:1px solid #d7e3df}#split-inspector,#accuracy-panel{border-top:1px solid #d7e3df;margin-top:22px;padding-top:8px}#split-description,#split-legend{overflow-wrap:anywhere}

.comparison-status{padding:12px;border-left:4px solid #29756a;background:#f0f7f5;font-size:14px}.comparison-status.unknown{border-color:#637780;background:#f0f3f4}.comparison-status:empty{display:none}

#split-inspector{scroll-margin-top:20px}#split-inspector-heading:focus{outline:2px solid #84bcb0;outline-offset:4px}

#whole-tree-comparison{overflow-wrap:anywhere}#jaccard-explanation{font-size:14px;background:#f2f7f5;padding:10px}#jaccard-explanation:empty{display:none}

.tree-edge,.tree-edge-hit{cursor:pointer;pointer-events:stroke}.tree-edge:focus{outline:2px solid #00796b;outline-offset:3px}#comparison-scope{border-left-width:5px}#selected-branch-description{overflow-wrap:anywhere}

#split-context{overflow-wrap:anywhere}#reference-orientation{margin-top:12px}#reference-orientation-note{margin-top:8px}