:root{font-family:Segoe UI,Arial,sans-serif;color:#172c3d;background:#edf2f5;font-synthesis:none;font-size:16px;--cyan:#007f88;--line:#dce5eb}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{outline-offset:3px}button{cursor:pointer}header{height:76px;background:#102333;color:white;display:flex;align-items:center;padding:0 26px;gap:50px;border-bottom:3px solid #32ccd2}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}.mark{width:36px;height:36px;background:#32ccd2;color:#102333;display:grid;place-items:center;font-weight:900;font-size:26px}.brand strong{font-size:24px;letter-spacing:2px;line-height:1}.brand strong span{display:block;font-size:12px;font-weight:500;letter-spacing:2.4px;margin-top:6px}.project-name{font-size:16px}.project-name span{display:block;color:#a4b8c9;font-size:13px;margin-top:3px}.local{margin-left:auto;font-size:12px;letter-spacing:1px;color:#82e5e8;border:1px solid #36515f;padding:8px 12px;border-radius:4px}main{display:grid;grid-template-columns:300px minmax(320px,1fr) 290px;height:calc(100vh - 76px);min-height:650px}.settings,.inspector{background:white;overflow-y:auto}.settings{border-right:1px solid var(--line);padding:23px 20px}.panel-title{display:flex;gap:10px;align-items:center;margin-bottom:20px}.panel-title>span{color:var(--cyan);font-family:Consolas,monospace;font-size:13px;background:#e8f7f7;padding:5px}.panel-title h1,.panel-title h2{font-size:18px;margin:0;font-weight:650}section{border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:20px}h2{font-size:15px;margin:0 0 13px;font-weight:650}h2 small{font-size:12px;color:#647d8f;font-weight:400;float:right}label{display:block;font-size:14px;margin:0 0 12px;color:#405869}label>span{float:right;color:#728596}input:not([type=checkbox]),select{width:100%;height:39px;border:1px solid #cbd7e0;background:#f9fbfc;border-radius:4px;padding:0 10px;color:#182f40;margin-top:6px}input:focus,select:focus{border-color:var(--cyan)}.pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}.hint{font-size:13px;line-height:1.6;color:#647989;margin:5px 0 0}.check{display:flex;align-items:center;gap:7px;font-size:14px;margin:0;white-space:nowrap}.check input{accent-color:var(--cyan);width:16px;height:16px;margin:0}.span-list{display:flex;gap:5px;flex-wrap:wrap;margin:0 0 12px}.span-list span{background:#eaf3f6;font:13px Consolas,monospace;color:#31596c;padding:6px 8px;border-radius:3px}.workspace{display:flex;flex-direction:column;min-width:0}.toolbar{min-height:65px;display:flex;justify-content:space-between;align-items:center;padding:12px 22px;background:#fff;border-bottom:1px solid var(--line);gap:12px}.tabs{display:flex;background:#edf3f6;padding:3px;border-radius:5px;gap:3px}.tabs button{border:0;color:#536a7b;background:transparent;padding:8px 16px;border-radius:3px;font-size:14px}.tabs button.active{color:#006e76;background:#fff;box-shadow:0 1px 4px #19303c18;font-weight:650}.view-actions{display:flex;align-items:center;gap:14px}.view-actions button{font-size:13px;padding:7px 10px;color:#3b5565;border:1px solid #d6e0e7;border-radius:3px;background:white}.drawing{flex:1;min-height:450px;position:relative;overflow:hidden;background:#f4f7f9}canvas{width:100%;height:100%;display:block;touch-action:none}.canvas-label{position:absolute;top:24px;left:25px;pointer-events:none;display:flex;flex-direction:column;gap:7px}.canvas-label span{font:12px Consolas,monospace;color:#657e8e;letter-spacing:1px}.canvas-label strong{font-size:22px;letter-spacing:-.5px}.drawing-help{position:absolute;bottom:20px;left:24px;font-size:12px;color:#647a89;background:#f4f7f9dd;padding:5px;pointer-events:none}.legend{position:absolute;top:24px;right:20px;display:flex;gap:12px;color:#5c7383;font-size:12px;pointer-events:none}.legend span{display:flex;align-items:center;gap:5px}.legend i{display:inline-block;width:12px;height:12px}.column{background:#435c70}.outline{border:1px solid #039ca4}.axis{border-left:1px dashed #7490a1}.bottom-strip{display:flex;gap:36px;align-items:center;background:white;border-top:1px solid var(--line);padding:18px 25px}.bottom-strip>div{display:flex;flex-direction:column;gap:5px}.bottom-strip span{font-size:11px;letter-spacing:1px;color:#647e8e}.bottom-strip strong{font-size:23px;font-weight:600}.bottom-strip small{font-size:14px;color:#718591}.bottom-strip>p{margin:0 0 0 auto;font-size:13px;color:#486174}.bottom-strip>p span{display:block;font-size:12px;letter-spacing:0;margin-top:4px}.inspector{border-left:1px solid var(--line)}.inspector-section{padding:23px 20px;margin:0}.inspector-section .panel-title{margin-bottom:14px}.inspector-section>label{margin-top:14px}.empty{padding:22px 12px;border:1px dashed #d3dfe7;border-radius:4px;color:#6b8190;text-align:center;font-size:14px;margin-top:15px}.piece-title{display:flex;align-items:center;justify-content:space-between;margin-top:20px}.piece-title strong{font-size:23px}.piece-title span{font-size:12px;background:#e7f4f4;color:#007b82;padding:5px 8px;border-radius:3px}dl{font-size:14px;margin:16px 0}dl>div{display:flex;justify-content:space-between;padding:7px 0}dt{color:#6c8292}dd{margin:0;font-family:Consolas,monospace}.primary{background:#007f88;color:white;border:0;border-radius:4px;width:100%;padding:11px;font-size:14px}.primary:hover{background:#006b73}.status{padding:12px;border:1px solid #c7e3dc;background:#edf8f5;border-radius:4px;margin:10px 0;font-size:14px;line-height:1.5;color:#286153}.status strong{display:block;margin-bottom:4px}.status.warning{border-color:#efd8a9;background:#fff7e8;color:#795820}.status.error{border-color:#edc7c5;background:#fff0ef;color:#943e39}.status p{font-size:13px;margin:0}.reference{background:#f8fbfc}.reference p{font-size:13px;line-height:1.65;color:#627988}.reference strong{color:#36556a;font-weight:600}[hidden]{display:none!important}#invalid{position:absolute;inset:0;display:grid;place-items:center;background:#f4f7f9e8;font-size:18px;color:#94514a;text-align:center;padding:30px}@media(min-width:1600px){main{grid-template-columns:320px 1fr 310px}}@media(max-width:1180px){main{grid-template-columns:270px minmax(300px,1fr)}.inspector{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);overflow:visible}.settings,.workspace{min-height:700px}main{height:auto}.toolbar{padding:12px}.legend{top:84px}.view-actions{gap:8px}.view-actions .check{font-size:12px}.bottom-strip{gap:18px;padding:16px}.bottom-strip>p{display:none}}@media(max-width:700px){header{padding:0 15px;gap:20px;height:70px}.project-name{display:none}.local{font-size:10px;padding:7px}main{display:flex;flex-direction:column;min-height:0}.workspace{order:0;min-height:580px}.settings{order:1;min-height:0;overflow:visible;display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:20px}.settings>.panel-title{grid-column:1/-1;margin:0}.settings section{margin:0}.inspector{order:2;display:block}.drawing{min-height:430px}.toolbar{flex-wrap:wrap;gap:8px}.tabs button{padding:8px 12px}.view-actions{gap:10px}.canvas-label{left:15px;top:18px}.legend{right:12px;top:73px;font-size:11px;gap:8px}.bottom-strip{justify-content:space-between;gap:10px}.bottom-strip strong{font-size:20px}.drawing-help{left:10px;font-size:11px}.settings h2 small{float:none;display:block;margin-top:5px}}@media(max-width:390px){.settings{display:block}.settings section{margin-top:20px}.view-actions{width:100%;justify-content:space-between}.canvas-label strong{font-size:20px}}@media(prefers-reduced-motion:no-preference){button{transition:background .15s}}
.button-pair{display:flex;gap:8px}.button-pair button{width:auto;flex:1}.secondary{width:100%;padding:10px;border:1px solid #bcd0dc;background:#f6fafb;color:#31596d;border-radius:4px;font-size:14px}.secondary:hover{background:#e7f3f5}.secondary:disabled{opacity:.45;cursor:default}.new-axis,.subheading{margin-top:20px}.undo,.danger,#applyPiece{margin-top:10px}.danger{color:#934c46;border-color:#e8c9c5}.free-mode #width,.free-mode #length{background:#eef6f7}.free-mode #freePiece{margin-top:20px}.free-mode #drawingHelp{max-width:90%}#referenceWrap{margin-top:12px}
.icon-defs{position:absolute;width:0;height:0;overflow:hidden}.tool-palette{display:flex;gap:5px;align-items:center;background:#fff;padding:10px 14px;border-bottom:1px solid var(--line);flex-wrap:wrap}.tool{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;min-width:66px;border:1px solid transparent;border-radius:6px;background:#fff;color:#4d6778;padding:9px 8px;font-size:12px}.tool svg,.context-tools svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.tool:hover{background:#edf6f7}.tool.active{background:#dcf3f3;color:#007681;border-color:#99d6d9}.tool.mezz-tool svg{color:#a87925}.tool-divider{height:40px;border-left:1px solid #dce5eb;margin:0 4px}.tool-undo{margin-left:auto}.tool:disabled{opacity:.4;cursor:default}.context-tools{position:absolute;left:50%;bottom:65px;transform:translateX(-50%);display:flex;gap:4px;align-items:center;background:white;border:1px solid #d1e0e7;border-radius:8px;padding:7px;box-shadow:0 4px 20px #1e41521c}.context-tools strong{font-size:14px;padding:0 10px;color:#355e74;white-space:nowrap}.context-tools button{border:0;background:#f1f7f9;border-radius:5px;display:grid;place-items:center;padding:8px;color:#426779}.context-tools button:hover{background:#d9eff1}.drawing-help{border:1px solid #d7e4eb;border-radius:5px;background:#fffefc;padding:9px 12px}.legend .mezz{background:#b98b3c}.legend .beam{background:#739589;height:5px}.nudge-controls{display:flex;gap:5px;align-items:center;justify-content:center}.nudge-controls button{width:35px;height:35px;border:1px solid #c8dae5;border-radius:4px;background:#f2f8fa;color:#315f78;font-size:20px}.nudge-controls span{font-size:12px;color:#687f8e}.settings:has(#insertSettings:not([hidden])){scroll-behavior:smooth}#insertSettings{border:1px solid #9ecfd2;background:#f1fafa;border-radius:6px;padding:16px;margin-top:12px}#insertSettings h2{color:#006e77}canvas[data-tool=move]{cursor:move}canvas[data-tool=pillar],canvas[data-tool=mezz],canvas[data-tool=beam],canvas[data-tool=axisX],canvas[data-tool=axisY]{cursor:crosshair}.panel-fold>summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;font-weight:600;font-size:15px;padding:16px 0;color:#385c70}.panel-fold>summary::after{content:"+"}.panel-fold[open]>summary::after{content:"−"}.panel-fold{border-bottom:1px solid var(--line);margin-bottom:15px}.panel-fold section{border:0;margin:0}.bottom-strip{gap:22px}.bottom-strip strong{font-size:21px}@media(max-width:700px){.tool-palette{gap:2px;padding:6px 9px}.tool{min-width:54px;padding:7px 5px;font-size:11px}.tool svg{width:20px;height:20px}.tool-divider{display:none}.tool-undo{margin-left:0}.workspace{min-height:650px}.bottom-strip{flex-wrap:wrap;gap:15px}.bottom-strip>div{min-width:70px}.bottom-strip strong{font-size:17px}.canvas-label strong{font-size:18px}.legend{top:78px}.drawing-help{font-size:11px;max-width:95%}.panel-fold{grid-column:1/-1}.context-tools{bottom:75px}}
#axisContext{position:absolute;top:95px;right:15px;width:220px;background:white;border:1px solid #89cace;box-shadow:0 5px 24px #20425422;border-radius:6px;padding:14px;z-index:4}#axisContext strong{font-size:16px;color:#067c84}#axisContext label{margin-top:12px}#axisContext .danger{margin:0}#selectionWindow{position:absolute;pointer-events:none;background:#009da422;border:1px solid #0098a3;z-index:5}canvas[data-tool=pan]{cursor:grab}canvas[data-tool=pan]:active{cursor:grabbing}canvas[data-tool=box]{cursor:crosshair}.tool-palette{gap:2px}.tool{min-width:59px;padding:8px 6px;font-size:12px}.context-tools #selectionBeams{font-size:13px;padding:10px}@media(max-width:700px){#axisContext{top:105px;width:200px}.tool{min-width:53px;font-size:11px}.context-tools{max-width:95%}.context-tools strong{font-size:12px;padding:0 5px}}

canvas[data-tool=orbit]{cursor:grab}canvas[data-tool=orbit]:active{cursor:grabbing}

#grooveSetup{margin-top:20px;padding:0 20px}#groovePreview{width:100%;height:170px;background:#f6fafb;border:1px solid #d9e5ec;margin-top:12px}#grooveSetup .pair{gap:8px}#grooveSetup button{font-size:13px}#quickGrooves{font-size:12px}

#planCutZ{width:65px;padding:7px;font-size:12px}#planCutControl{font-size:12px}

#selectionWindow[data-mode=window]{border:1px solid #315a8d;background:#315a8d15}#selectionWindow[data-mode=crossing]{border:1px dashed #217749;background:#21774918}
.groove-face-map{display:grid;grid-template-columns:65px minmax(0,1fr) 65px;grid-template-rows:32px 135px 32px;gap:4px;margin:14px 0}.groove-face-map button{border:1px solid #cbdce4;border-radius:5px;background:#f4f8fa;color:#426476;padding:4px;overflow-wrap:anywhere}.groove-face-map [data-face="Y-"]{grid-area:1/2}.groove-face-map [data-face="Y+"]{grid-area:3/2}.groove-face-map [data-face="X-"]{grid-area:2/1}.groove-face-map [data-face="X+"]{grid-area:2/3}#grooveSetup .groove-face-map #groovePreview{grid-area:2/2;height:135px;margin:0;border:0}.groove-face-map button.active,.groove-card.active{background:#dff4f3;border-color:#00858d;color:#006f77}.groove-card{display:block;width:100%;text-align:left;white-space:pre-line;line-height:1.6;border:1px solid #d8e4ea;background:#f7fafb;border-radius:5px;padding:8px 10px;margin-bottom:6px;color:#426476}#newGroove{margin:6px 0 12px}.groove-measures{margin:14px 0}.groove-measures summary{font-size:13px;color:#426476;cursor:pointer;padding:9px 0}.groove-editing{font-size:12px;color:#00818a;margin:12px 0}#grooveSetup .check{white-space:normal}