:root{--ink:#282b2e;--muted:#747b81;--line:#e0e2e4;--accent:#b14d2d;--paper:#fff;--surface:#f6f7f8;font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Noto Sans KR",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none;font-size:14px}*{box-sizing:border-box}body{margin:0;height:100dvh;display:flex;flex-direction:column;overflow:hidden}button,a,input{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;color:inherit;background:none;border:0}button:hover{background:#f0f1f2}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:3px}button:disabled{cursor:wait;opacity:.5}a{color:inherit;text-underline-offset:4px}[hidden]{display:none!important}button,input{touch-action:manipulation}h1,h2,h3,p{margin:0}.app-header{height:64px;flex-shrink:0;display:flex;align-items:center;padding:0 24px;border-bottom:1px solid var(--line);gap:30px;background:#fff}.project-title{display:flex;gap:14px;align-items:center;white-space:nowrap}.project-symbol{display:flex;gap:3px;align-items:flex-end;width:20px;height:21px}.project-symbol i{display:block;background:#292c2f;width:4px;height:21px}.project-symbol i:nth-child(2){height:14px}.project-symbol i:nth-child(3){height:18px}h1{font-size:16px;font-weight:600;letter-spacing:-.03em}h1 span{margin:0 12px;color:#c0c4c7;font-weight:400}h1 strong{font-weight:400}.project-meta{font-size:12px;color:var(--muted);white-space:nowrap}.project-meta>span{margin:0 9px}.header-actions{display:flex;align-items:center;gap:8px;margin-left:auto;white-space:nowrap}.header-actions button{font-size:13px;padding:9px 12px;border:1px solid transparent;border-radius:3px}.header-actions button#capture{border-color:var(--line)}.header-actions .primary{background:#292d30;color:white;border-color:#292d30}.primary:hover{background:#41484e}.primary span{margin-left:10px}.workspace{display:flex;flex:1;min-height:0}.alternatives{width:208px;flex-shrink:0;display:flex;flex-direction:column;border-right:1px solid var(--line);background:#fafbfc;overflow:auto}.panel-heading{height:54px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border-bottom:1px solid var(--line);flex-shrink:0}.panel-heading h2{font-size:14px;font-weight:600}.panel-heading>span{font-size:12px;color:#7f868c;font-variant-numeric:tabular-nums}#alternativeList{padding:16px 12px;display:grid;gap:12px}.alternative{position:relative;text-align:left;width:100%;padding:0;background:#fff;border:1px solid #dfe2e5;border-radius:3px;overflow:hidden}.alternative.selected{border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}.alternative.selected:before{position:absolute;content:'';height:3px;left:0;right:0;top:0;background:var(--ink)}.alternative:hover{background:#fff;border-color:#939ba1}.alt-meta{display:flex;justify-content:space-between;padding:13px 12px 0;font-size:13px;font-weight:600;letter-spacing:.035em}.alt-meta small{font-size:12px;font-weight:400;color:var(--muted);letter-spacing:0}.plan-mini{height:102px;display:flex;align-items:center;justify-content:center;padding:8px 16px}.plan-mini svg{height:100%;width:100%}.alt-name{display:block;font-size:13px;padding:9px 12px 12px;border-top:1px solid #f0f1f2;color:#636b72}.selected .alt-name{color:#252a2d}.alternative-foot{padding:18px 16px;margin-top:auto;border-top:1px solid var(--line);display:flex;align-items:center;gap:10px;color:#676f76;font-size:12px}.document-mark{border:1px solid #c9cdd1;width:30px;height:34px;display:grid;place-items:center;font-size:12px;font-weight:600;color:#747c83}.alternative-foot small{display:block;margin-top:5px;font-size:11px;color:#8d949a}.workbench{flex:1;min-width:0;display:flex;flex-direction:column;position:relative}.view-toolbar{height:54px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid var(--line);background:#fff;gap:12px;flex-shrink:0}.view-tabs{display:flex;gap:3px;background:#f0f2f3;padding:3px;border-radius:4px}.view-tabs button{font-size:13px;padding:6px 11px;white-space:nowrap;border-radius:3px;color:#697178}.view-tabs .active{background:#fff;color:#24282b;box-shadow:0 1px 3px #00000014}.toolbar-actions{display:flex;gap:8px}.toolbar-actions button{font-size:12px;padding:8px;white-space:nowrap;color:#5a636a}.toolbar-actions span{margin-left:4px}#inspectorButton,#closeInspector{display:none}#viewport{position:relative;flex:1;min-height:180px;overflow:hidden;background:#f0f1f3}canvas{display:block;touch-action:none;width:100%;height:100%}#loading{position:absolute;inset:0;background:#f0f1f3;z-index:4;display:grid;place-items:center;color:var(--muted)}.drawing-title{position:absolute;left:24px;top:24px;display:flex;gap:12px;align-items:center;pointer-events:none}.drawing-title>span{font-size:13px;border:1px solid #bcc2c8;border-radius:50%;width:44px;height:44px;display:grid;place-items:center;background:#f7f8f9b0}.drawing-title strong{display:block;font-size:14px;font-weight:500;color:#434b52}.drawing-title small{display:block;font-size:12px;color:#818a92;margin-top:5px}.orientation{position:absolute;right:24px;top:24px;display:flex;align-items:center;flex-direction:column;gap:3px;color:#8a9299;pointer-events:none}.orientation span,.orientation small{font-size:10px}.viewport-controls{position:absolute;left:24px;right:20px;bottom:20px;display:flex;justify-content:space-between;align-items:center;pointer-events:none}.interaction-hint{font-size:11px;color:#8b9299;background:#f3f4f6c9;padding:6px 0}.interaction-hint span{margin:0 5px;color:#b4bbc0}.viewport-controls button{border:1px solid #ccd1d6;border-radius:3px;padding:8px 11px;font-size:12px;background:#ffffffbc;pointer-events:auto;color:#656e76}.viewport-controls button span{margin-left:10px;font-size:16px}#labelLayer{position:absolute;inset:0;pointer-events:none;overflow:hidden}.room-label{position:absolute;transform:translate(-50%,-50%);font-size:12px;white-space:nowrap;background:#ffffffd9;padding:5px 9px;border-left:2px solid #7c858b;color:#39434b;line-height:1.5}.room-label small{display:block;font-size:10px;color:#7b838b;font-variant-numeric:tabular-nums}.dimension-label{position:absolute;transform:translate(-50%,-50%);font-size:11px;padding:3px 5px;background:#f0f2f4d9;color:#4b5a64;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.comparison-bar{height:44px;display:flex;align-items:center;gap:16px;flex-shrink:0;border-top:1px solid var(--line);padding:0 20px;font-size:11px;color:#8a9197}.comparison-bar>button{font-size:13px;padding:8px 0;color:#434c53}.comparison-bar button span{margin-left:10px;color:#828b92}.comparison-bar>span:last-child{margin-left:auto;font-family:ui-monospace,SFMono-Regular,monospace}#comparison{flex-shrink:0;border-top:1px solid var(--line);max-height:230px;overflow:auto;padding:0 20px 12px;background:#fff}table{border-collapse:collapse;width:100%;font-size:12px;text-align:left}th,td{padding:10px 14px;border-bottom:1px solid #edf0f2;font-weight:400;font-variant-numeric:tabular-nums}th{color:#7f8890;font-size:11px}th button{font-family:ui-monospace,SFMono-Regular,monospace;font-size:12px;font-weight:600;padding:3px 0}td:not(:first-child),th:not(:first-child){text-align:right}td[data-active=true],th[data-active=true]{background:#f5f6f7;color:#222a30}td:first-child{color:#69737b;width:25%}.inspector{width:264px;flex-shrink:0;border-left:1px solid var(--line);overflow:auto;background:#fff}.inspector-section{padding:21px 20px;border-bottom:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}.section-heading h3{font-size:13px;font-weight:600}.section-heading>span{font-size:11px;color:#969da3}.schedule{margin:0}.schedule>div{display:flex;justify-content:space-between;align-items:baseline;margin-top:12px}.schedule dt{font-size:13px;color:#757e86}.schedule dd{margin:0;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:14px;color:#424b53;font-variant-numeric:tabular-nums}.schedule dd small{font-family:inherit;font-size:11px;color:#8a929a;margin-left:6px}.key-stat{padding-bottom:14px;margin-bottom:16px;border-bottom:1px solid #eceef0}.key-stat dd strong{font-size:31px;font-weight:400;letter-spacing:-.07em;color:#272e34}.key-stat dd>span{font-family:-apple-system,sans-serif;font-size:12px;margin-left:7px;color:#8a929a}.features{padding:15px 0 0;margin:14px 0 0;list-style:none;border-top:1px solid #eceef0;color:#737d86;font-size:12px;line-height:1.9}.features li:before{content:'—';margin-right:7px;color:#b5bcc2}.option{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:13px;cursor:pointer;font-size:13px;color:#646f78}.option input{appearance:none;width:28px;height:16px;border-radius:9px;background:#d9dee2;margin:0;position:relative;cursor:pointer;transition:background .12s}.option input:before{content:'';position:absolute;width:12px;height:12px;border-radius:50%;background:#fff;top:2px;left:2px;box-shadow:0 1px 2px #0002;transition:transform .12s}.option input:checked{background:#536473}.option input:checked:before{transform:translateX(12px)}.materials{display:flex;gap:7px;margin-bottom:23px}.materials button{flex:1;padding:0;border:1px solid var(--line);border-radius:3px;overflow:hidden;font-size:12px;color:#7b848b}.materials i{display:block;background:var(--swatch);height:27px;border-bottom:1px solid #00000008}.materials span{display:block;padding:6px 2px}.materials .selected{border-color:#46535e;color:#333e47;box-shadow:0 0 0 1px #46535e}.height-label{display:flex;justify-content:space-between;font-size:13px;color:#69737b}.height-label output{font-family:ui-monospace,SFMono-Regular,monospace;color:#424d56}input[type=range]{width:100%;height:3px;accent-color:#536473;margin:18px 0 11px}.range-extents{display:flex;justify-content:space-between;font-size:10px;color:#929aa2;font-family:ui-monospace,SFMono-Regular,monospace}.field-note{font-size:11px;color:#969da3;line-height:1.6;margin-top:13px}.inspector-note{padding:20px;background:#fafbfc}.note-label{font-size:11px;color:#8b949c}.inspector-note p{font-size:12px;color:#7d878f;line-height:1.8;margin-top:8px}.inspector-note button{font-size:12px;padding:0;margin-top:12px;color:#596976}.statusbar{height:30px;border-top:1px solid var(--line);flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:0 20px;gap:16px;font-size:10px;color:#8a949d;background:#fafbfc}.statusbar b{font-weight:500;color:#5a6772}.status-divider{margin:0 9px;color:#c2c8ce}#toast{position:absolute;bottom:70px;left:50%;transform:translateX(-50%);padding:11px 17px;background:#2d343b;color:#fff;font-size:13px;border-radius:4px;box-shadow:0 4px 12px #0002;opacity:0;transition:opacity .2s;pointer-events:none;white-space:nowrap}#toast.visible{opacity:1}dialog{padding:0;border:1px solid #ccd2d7;border-radius:5px;width:min(680px,92vw);max-height:88dvh;color:var(--ink);background:white;box-shadow:0 20px 80px #17212b30}dialog::backdrop{background:#1b273357;backdrop-filter:blur(3px)}.dialog-head{display:flex;justify-content:space-between;align-items:center;padding:22px 26px;border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:1}.eyebrow{font-size:11px;color:#84919b}.dialog-head h2{font-size:19px;font-weight:500;margin-top:7px}.dialog-head button{width:30px;height:30px;font-size:17px;color:#8b959e;border-radius:3px}.drawing-dialog{width:min(850px,94vw)}.source-image-wrap{padding:20px;background:#f2f4f6}.source-image-wrap img{display:block;width:100%;height:auto;background:#fff}.dialog-foot{display:flex;justify-content:space-between;padding:18px 25px;font-size:12px;color:#818c96;border-top:1px solid var(--line)}.notes-content{padding:25px 28px}.notes-content p{font-size:14px;line-height:1.9;color:#6b767f;margin-bottom:18px}.notes-content h3{font-size:14px;font-weight:600;margin:28px 0 16px}.notes-content h3:first-child{margin-top:0}.assumptions{font-size:13px;margin:0 0 20px}.assumptions>div{display:flex;justify-content:space-between;border-bottom:1px solid #edf0f2;padding:10px 0;color:#6b777f}.assumptions dd{margin:0}.notes-content a{font-size:13px;color:#596d7c}.facts{font-size:13px;color:#58646e;line-height:1.9;margin:0 0 18px;padding:0;list-style:none}
@media(max-width:1200px){.alternatives{width:178px}.inspector{width:230px}.app-header{padding:0 18px;gap:18px}.project-meta{display:none}.panel-heading{padding:0 16px}.inspector-section,.inspector-note{padding:18px 16px}.plan-mini{height:90px}.view-toolbar{padding:0 10px}.view-tabs button{padding:6px 9px}.drawing-title{left:20px;top:20px}.comparison-bar>span:nth-child(2){display:none}}
@media(max-width:980px){.alternatives{width:164px}.inspector{width:218px}.header-actions{gap:3px}.header-actions button{padding:8px;font-size:12px}.app-header h1{font-size:14px}.project-title{gap:10px}.plan-mini{height:80px}.alt-name{font-size:12px}.view-tabs button{font-size:12px;padding:6px 7px}.toolbar-actions button{font-size:11px;padding:7px 4px}.drawing-title{left:15px;top:17px}.drawing-title>span{width:36px;height:36px;font-size:11px}.drawing-title strong{font-size:12px}.orientation{right:15px;top:17px}.viewport-controls{left:15px;right:15px}.interaction-hint{display:none}}
@media(max-width:760px){.app-header{height:58px;padding:0 13px}.project-symbol,.project-meta,#notesButton{display:none}.project-title h1{font-size:14px}.project-title h1 span{margin:0 6px}.header-actions button{font-size:11px;padding:7px}.header-actions .primary span{display:none}.workspace{flex-direction:column}.alternatives{width:100%;height:auto;flex-direction:row;border-right:0;border-bottom:1px solid var(--line);overflow:visible;background:#fff}.alternatives .panel-heading,.alternative-foot{display:none}#alternativeList{width:100%;grid-template-columns:repeat(3,1fr);padding:10px 12px;gap:8px}.plan-mini{display:none}.alt-meta{padding:10px 9px 4px;font-size:12px}.alt-meta small{font-size:10px}.alt-name{padding:4px 9px 10px;font-size:10px;border:0}.workbench{min-height:0}.view-toolbar{height:48px}.view-tabs button{font-size:12px;padding:6px 8px}#inspectorButton{display:block}.inspector{position:fixed;right:0;top:58px;bottom:30px;width:min(300px,90vw);z-index:6;box-shadow:-8px 0 25px #28354220;display:none}.inspector.open{display:block}#closeInspector{display:block;padding:4px}.inspector .panel-heading>span{margin-left:auto;margin-right:12px}.comparison-bar{height:40px;padding:0 13px}.statusbar{padding:0 12px;font-size:9px}.statusbar>span:nth-child(2){display:none}.status-divider{margin:0 4px}.drawing-title small{font-size:10px}.drawing-title strong{font-size:11px}.orientation{top:15px;right:12px}.orientation small{display:none}.orientation span{font-size:9px}.drawing-title{gap:8px;left:13px;top:15px}#comparison{padding:0 10px;max-height:190px}th,td{padding:8px 5px;font-size:10px}.viewport-controls{bottom:12px}.room-label{font-size:10px;padding:3px 6px}.room-label small{font-size:9px}.dimension-label{font-size:9px}.statusbar>span:last-child{font-size:8px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
@media(min-width:761px) and (max-width:1100px){.inspector{position:fixed;right:0;top:64px;bottom:30px;width:264px;z-index:6;box-shadow:-8px 0 25px #28354220;display:none}.inspector.open{display:block}#inspectorButton,#closeInspector{display:block}.inspector .panel-heading>span{margin-left:auto;margin-right:12px}.plan-mini{height:102px}.view-tabs button{font-size:13px;padding:6px 11px}}