:root{font-family:Inter,ui-sans-serif,system-ui,sans-serif;color:#263f36;background:#eceee5;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}button{cursor:pointer;color:inherit;background:#f8f8ef;border:1px solid #c7cfc0;border-radius:7px;padding:9px 12px;transition:background .15s}button:hover{background:#e2e7d8}button:disabled{opacity:.35;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,.canvas:focus-visible{outline:3px solid #db673d;outline-offset:3px}small{font-size:10px;letter-spacing:1.6px;font-weight:700}header{display:flex;justify-content:space-between;align-items:center;padding:25px 32px;background:#f8f8f1;border-bottom:1px solid #c7cfc0;gap:20px}.brand{display:flex;align-items:center;gap:18px}.mark{font:700 italic 42px Georgia;letter-spacing:-6px;position:relative;border:1px solid #bdc7b9;border-radius:50%;width:68px;height:68px;display:grid;place-content:center;padding-right:8px}.mark span{font:24px system-ui;position:absolute;right:1px;top:-4px;color:#d56642}h1{font:30px Georgia,serif;margin:6px 0 0;letter-spacing:-1px}h1 span{font:12px system-ui;display:block;letter-spacing:.2px;color:#6e7c6f;margin-top:7px}nav{display:flex;gap:8px}.workspace{display:grid;grid-template-columns:200px minmax(400px,1fr) 320px;min-height:calc(100vh - 200px)}.studies{padding:28px 20px;border-right:1px solid #c7cfc0}.study{width:100%;text-align:left;margin-top:17px;padding:16px 12px;background:transparent;border-color:transparent}.study>span{display:block;font:italic 29px Georgia;color:#81917d;margin-bottom:10px}.study strong{display:block;font-size:13px;line-height:1.5}.study em{display:block;font:11px/1.6 system-ui;color:#73806e;margin-top:7px}.study.current{background:#dde4d3;border-color:#bac7b0}.study.current>span{color:#b85637}.note{margin:35px 6px 25px;border-top:1px solid #c7cfc0;padding-top:20px}.note>span{font-size:30px;color:#bc613e}.note h3{font:19px Georgia}.note p{font-size:12px;line-height:1.8;color:#71806d}.meter{font-size:11px;line-height:2;color:#72836d}.meter b{color:#2b473c}main{padding:30px;min-width:0}.canvas-head{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:22px}.canvas-head h2{font:27px Georgia;margin:8px 0}.toggle{font-size:11px;white-space:nowrap;display:flex;gap:6px;align-items:center}.canvas{position:relative;min-height:310px;background-color:#f6f2e4;background-image:radial-gradient(#c9cdba 1px,transparent 1px);background-size:20px 20px;border:1px solid #c5cdb9;border-radius:12px;touch-action:none;overflow:hidden}.canvas svg{display:block;width:100%;height:340px;fill:#2d493a;padding:20px 0}.canvas .selected{fill:#da643d;stroke:#8c3f25;stroke-width:1}.canvas .unmapped{fill:#a9af9f;stroke:#7b846e;stroke-dasharray:5 4;stroke-width:2}.canvas-label{position:absolute;top:18px;left:20px;font-size:9px;letter-spacing:1.5px;color:#819077;pointer-events:none}.canvas-foot{display:flex;justify-content:space-between;font-size:9px;color:#809078;padding:14px 20px;background:#f0eddf;border-top:1px solid #d4d7c8}.proof{display:flex;align-items:center;gap:20px;padding:25px 0 14px}.proof>div{flex:1;min-width:0}.proof textarea{background:transparent;border:none;resize:none;width:100%;height:66px;font:38px Georgia;margin:8px 0 0;padding:0;color:#2b4637}.proof textarea::placeholder{font:18px Georgia;color:#829079}.proof code{display:block;font-size:10px;overflow-wrap:anywhere;color:#7c886f}.primary{background:#274b3d;color:#fff7e5;min-width:153px;font-size:12px;padding:16px}.primary:hover{background:#3f6350}.primary span{padding-left:12px}.status{border:1px solid #c8d1bc;padding:12px 14px;border-radius:7px;font-size:12px;line-height:1.6;min-height:45px;background:#e5eadb}.reading{margin-top:28px;padding-top:22px;border-top:1px solid #c7cfc0}.reading p{font:30px Georgia;white-space:pre-wrap;overflow-wrap:anywhere;margin:14px 0}.reading>span{font-size:11px;line-height:1.8;color:#78846f;display:block;max-width:600px}.editor{border-left:1px solid #c7cfc0;background:#f6f7ee;padding:20px}.tabs{display:flex;gap:5px;border-bottom:1px solid #c7cfc0;margin-bottom:25px;padding-bottom:13px}.tabs button{font-size:12px;border-color:transparent;background:transparent}.tabs button.active{background:#e1e7d7;border-color:#c7cfc0}.editor-title{display:flex;align-items:center;justify-content:space-between;gap:6px}.editor-title small{font-size:8px}.editor-title button{font-size:11px;padding:7px}.cluster-list{margin:17px 0 24px;max-height:230px;overflow:auto}.cluster{display:flex;align-items:center;border:1px solid #d5dbcc;border-radius:6px;margin-bottom:6px;padding-right:6px}.cluster.active{background:#e2e7d7;border-color:#aabda0}.cluster-select{display:flex;align-items:center;gap:12px;background:transparent;border:none;flex:1;min-width:0;text-align:left}.cluster-select small{color:#8b977f;font-size:9px}.cluster-select b{font:23px Georgia;max-width:75px;overflow:hidden;text-overflow:ellipsis}.cluster-select span{font-size:9px;color:#839278}.cluster>button:not(.cluster-select){border:none;background:transparent;padding:6px}form label{font-size:11px;display:block}form textarea{display:block;resize:vertical;width:100%;margin:10px 0;padding:12px;border:1px solid #c4cfb8;border-radius:6px;background:#fffdf3;color:#263f36;min-height:72px;font:22px Georgia}.break{overflow-wrap:anywhere;display:block;font-size:8px;color:#859078;line-height:1.8;letter-spacing:.7px}.actions{display:flex;gap:7px;margin:13px 0}.actions button{font-size:10px;flex:1}h3{font-size:12px;margin-top:23px}.hint{font-size:11px;line-height:1.8;color:#7d8b71}.shape-list{max-height:200px;overflow:auto}.shape-list label{display:flex;align-items:center;gap:7px;font-size:11px;padding:7px 0;border-bottom:1px solid #e0e4d7}.shape-list small{margin-left:auto;font-size:8px;letter-spacing:0;color:#8b967d}input[type=checkbox]{accent-color:#436a4d}.source{width:100%;min-height:300px;font:11px/1.8 monospace;background:#fffdf4;border:1px solid #c7cfc0;border-radius:7px;padding:12px;resize:vertical}.exports{margin-top:27px;border-top:1px solid #c7cfc0;padding-top:20px}.exports small{display:block;margin-bottom:12px}.exports button{display:flex;width:100%;justify-content:space-between;background:transparent;border:0;border-bottom:1px solid #dde2d4;border-radius:0;padding:13px 2px;font-size:11px}.exports button:hover{background:#e7ecdd}.exports span{color:#b36646}footer{display:flex;align-items:flex-start;justify-content:space-between;padding:18px 32px;border-top:1px solid #c7cfc0;gap:30px;font-size:10px;line-height:1.8;color:#7d8a73}footer>p{max-width:600px;margin:0}details{max-width:470px}summary{cursor:pointer}details button{font-size:10px;margin-right:8px}@media(min-width:1650px){main{padding:45px}.canvas svg{height:440px}.workspace{grid-template-columns:240px minmax(500px,1fr) 370px}.editor{padding:30px}.studies{padding:35px}}@media(max-width:1150px){.workspace{grid-template-columns:160px minmax(330px,1fr) 280px}.studies{padding:24px 12px}main{padding:24px 18px}.canvas-head{display:block}.toggle{margin-top:15px}.proof{display:block}.primary{margin-top:14px}header{padding:20px}h1{font-size:25px}}@media(max-width:900px){.workspace{grid-template-columns:1fr 300px}.studies{grid-column:1/-1;display:flex;gap:12px;padding:15px;border-bottom:1px solid #c7cfc0}.studies>small,.note,.meter{display:none}.study{margin:0;padding:10px;flex:1}.study>span{font-size:20px;float:left;margin:0 10px 0 0}.study strong{font-size:11px}.study em{font-size:9px;margin:3px 0}.canvas svg{height:300px}.canvas-foot span:last-child{display:none}nav{flex-wrap:wrap}nav button{font-size:10px}.mark{display:none}}@media(max-width:650px){header{display:block}.brand{margin-bottom:20px}nav{justify-content:flex-start}.workspace{display:block}.studies{display:flex}.study{min-width:0}.study em{display:none}.study>span{float:none;font-size:18px;margin-bottom:5px}.editor{border-left:0;border-top:1px solid #c7cfc0;padding:25px}.canvas svg{height:260px}.canvas{min-height:260px}.proof{display:flex}.primary{min-width:120px;padding:14px 9px}.proof textarea{font-size:32px}.canvas-head h2{font-size:23px}footer{display:block;padding:22px}footer details{margin-top:18px}.cluster-list{max-height:300px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}.title-editor{display:flex;align-items:end;gap:8px;margin-bottom:22px}.title-editor label{flex:1;min-width:0}.title-editor input{display:block;width:100%;margin-top:8px;padding:8px;border:1px solid #c4cfb8;background:#fffdf3;border-radius:5px;font-size:11px}.title-editor button{font-size:10px}.cluster-select b,.reading p,.canvas-head h2,h1{white-space:pre-wrap}.canvas-head>div{min-width:0}.canvas-head h2,h1{overflow-wrap:anywhere}.brand>div{min-width:0}.brand{min-width:0}