@font-face{font-family:Studio;src:local('Bahnschrift')}*{box-sizing:border-box}html{font-size:14px}body{margin:0;font-family:Studio,'Microsoft JhengHei','PingFang TC',sans-serif;color:#1d3438;background:#f6f8f9}button,input,select{font:inherit}button{border:1px solid #d8e1e4;border-radius:5px;background:white;color:inherit;cursor:pointer;padding:9px 12px;transition:background .15s}button:hover{background:#edf4f4;border-color:#9eb8ba}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #49a6b399;outline-offset:2px}.primary{background:#164e51;color:white;border-color:#164e51}.primary:hover{background:#226569;border-color:#226569}input,select{border:1px solid #d5dfe2;border-radius:4px;padding:9px;color:#193b40;background:white;min-width:0}input[type=checkbox]{accent-color:#176d71;width:16px;height:16px}.topbar{height:82px;border-bottom:1px solid #dce4e6;display:flex;align-items:center;justify-content:space-between;padding:0 25px;gap:20px;background:white}.brand{display:flex;gap:12px;align-items:center;font-size:18px;letter-spacing:1.1px}.brand strong{font-weight:500}.brand small{display:block;font-size:12px;letter-spacing:1px;color:#607b80;margin-top:5px}.brand-icon{display:grid;place-items:center;background:#163e43;color:white;width:37px;height:42px;border-radius:3px;font-size:28px;font-weight:600}.workspace-name{display:flex;align-items:center;gap:12px;color:#4c686d}.step{border:1px solid #cadbdc;padding:5px;font-size:12px;color:#225458}.internal{font-size:12px;border-left:1px solid #d4e0e2;padding-left:12px;color:#72888c}.top-actions{display:flex;align-items:center;gap:10px}.top-actions .primary{padding:11px 18px}.top-actions .primary span{margin-left:13px}#save-status{font-size:12px;color:#6d8488;margin-right:8px}.workspace{display:grid;grid-template-columns:230px minmax(350px,1fr) 280px;height:calc(100dvh - 82px);min-height:640px}.project-panel{background:#fff;border-right:1px solid #dce4e6;padding:28px 20px 20px;display:flex;flex-direction:column;overflow:auto}.eyebrow{font-size:11px;letter-spacing:1.3px;color:#7a8d91;margin-bottom:18px}#project-name{font-size:17px;font-weight:600;width:100%;border:0;border-bottom:1px solid #e2e8e9;border-radius:0;padding:0 0 10px;background:transparent}.project-meta{display:flex;justify-content:space-between;color:#88989b;font-size:12px;padding-top:10px}.source-actions{display:grid;gap:7px;padding:26px 0;border-bottom:1px solid #e5eaec;margin-bottom:24px}.source-actions button{text-align:left}.source-actions button span{float:right}.source-actions button:first-child{border-color:#abc6c7;color:#185b61}.section-title{font-size:14px;font-weight:600;display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.section-title span{color:#8b9a9d;font-size:12px;font-weight:400}.outline-row{display:flex;align-items:center;gap:9px;width:100%;background:#f1f5f6;border:0;margin-bottom:5px;text-align:left}.outline-row span:last-child{margin-left:auto;font-size:12px;color:#829297}.swatch{width:13px;height:3px;background:#25494e;display:inline-block;flex-shrink:0}.window-swatch{background:#278bb1}.door-swatch{background:#bd7538}.opening-list{display:grid;gap:4px;max-height:36vh;overflow:auto}.opening-item{display:flex;align-items:center;gap:9px;border:1px solid transparent;text-align:left;padding:9px 10px;font-size:13px}.opening-item.selected{background:#eaf3f3;border-color:#b5d2d3}.opening-item small{margin-left:auto;color:#839397;font-size:11px}.panel-bottom{margin-top:auto;padding-top:28px}.panel-bottom p{font-size:12px;line-height:1.8;color:#7d9296}.panel-bottom button{display:block;margin-top:7px;font-size:12px;width:100%;background:transparent}.legend{display:flex;align-items:center;gap:8px;font-size:12px;color:#5f7c81}.legend .door-swatch{margin-left:10px}.drawing-workspace{display:flex;flex-direction:column;min-width:0;overflow:hidden}.canvas-header{height:95px;flex-shrink:0;padding:21px 26px;display:flex;align-items:center;justify-content:space-between;gap:12px}.canvas-header h1{font-size:18px;margin:0;font-weight:500}.canvas-header p{font-size:12px;margin:8px 0 0;color:#72888d}.badge{white-space:nowrap;font-size:12px;padding:5px 9px;border:1px solid #ddd9cb;color:#8a734e;background:#fbf9f4;border-radius:3px}.badge.confirmed{border-color:#a5c9c3;color:#247064;background:#edf8f3}.canvas-wrap{position:relative;flex:1;border-top:1px solid #e1e9eb;border-bottom:1px solid #e1e9eb;background:#fafcfd;overflow:hidden}#canvas{display:block;width:100%;height:100%;touch-action:none;user-select:none;outline:none}.tools{position:absolute;z-index:2;left:17px;top:20px;display:flex;flex-direction:column;padding:5px;background:#fff;border:1px solid #dce5e6;border-radius:7px;box-shadow:0 3px 15px #24424b09}.tools button{border:0;background:transparent;display:flex;flex-direction:column;align-items:center;justify-content:center;width:46px;min-height:45px;padding:6px}.tools button span{font-size:24px;line-height:24px}.tools small{font-size:11px;margin-top:4px}.tools button.active{background:#e2f0f0;color:#155d65}.tools button:hover{background:#eef5f5}.tool-divider{height:1px;background:#e4ecee;margin:6px}.view-controls{position:absolute;right:18px;bottom:18px;display:flex;box-shadow:0 2px 6px #153d4610}.view-controls button{border-radius:0;padding:8px 12px}.view-controls button:first-child{border-radius:5px 0 0 5px}.view-controls button:last-child{border-radius:0 5px 5px 0}.canvas-footer{height:40px;display:flex;align-items:center;gap:18px;padding:0 20px;font-size:11px;color:#7d9297}.canvas-footer span:first-child{margin-right:auto}.canvas-footer span:nth-child(2){font-variant-numeric:tabular-nums}.inspector{border-left:1px solid #dce4e6;background:white;padding:28px 22px;overflow:auto}#properties h2{font-size:19px;font-weight:500;margin:0 0 9px}#properties .description{font-size:13px;color:#72868b;line-height:1.8;margin-bottom:20px}.field{margin:17px 0;display:block;font-size:13px}.field>span{display:block;margin-bottom:7px;color:#6d858b}.input-unit{display:flex;align-items:center;position:relative}.input-unit input{width:100%;padding-right:42px}.input-unit em{position:absolute;right:11px;font-size:12px;font-style:normal;color:#8ba0a4}.field select{width:100%}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.check{display:flex;gap:8px;align-items:center;font-size:13px}.apply-button{width:100%;margin-top:8px}.danger{border:0;color:#ac514b;background:#fcf5f4;width:100%;margin-top:12px;font-size:13px}.muted{font-size:12px;color:#7b8e92;line-height:1.8}.summary{margin-top:28px;border-top:1px solid #e3eaec;padding-top:23px}.area-line{display:flex;align-items:baseline;gap:8px;margin:16px 0 23px}.area-line strong{font-weight:400;font-size:38px;letter-spacing:-1px;color:#204c52;font-variant-numeric:tabular-nums}.area-line span{color:#789196;font-size:14px}.summary-row{display:flex;justify-content:space-between;margin:11px 0;font-size:13px;color:#688086}.summary-row b{color:#294f55;font-weight:500}.summary .primary{width:100%;margin-top:15px}#draw-controls{position:absolute;bottom:18px;left:86px;background:white;border:1px solid #d8e2e5;border-radius:6px;box-shadow:0 4px 16px #193c4512;padding:9px 12px;display:flex;gap:12px;align-items:center;font-size:12px}#draw-controls[hidden]{display:none}#segment-length{width:78px;padding:7px}#draw-controls label{display:flex;align-items:center;gap:6px}#draw-controls button{font-size:12px;padding:7px}#empty-guide{position:absolute;pointer-events:none;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;color:#64858c}#empty-guide[hidden]{display:none}.crosshair{font-size:48px;color:#9fb8bd;font-weight:200}#empty-guide h2{font-size:19px;font-weight:400;margin:12px}#empty-guide p{font-size:13px;text-align:center;line-height:1.8}.direction-pad{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:12px}.direction-pad button{font-size:20px}.direction-pad button:first-child{grid-column:2}.direction-pad button:nth-child(2){grid-column:1}#toast{position:fixed;bottom:26px;left:50%;transform:translate(-50%,14px);max-width:calc(100vw - 30px);padding:13px 22px;background:#163d43;color:white;border-radius:6px;box-shadow:0 5px 30px #163d4330;opacity:0;pointer-events:none;transition:.18s;z-index:20;font-size:14px}#toast.visible{opacity:1;transform:translate(-50%,0)}dialog{border:1px solid #d0dedf;border-radius:8px;padding:28px;max-width:430px;color:#23464d}dialog::backdrop{background:#16343b55}dialog h2{font-size:20px}dialog p{line-height:1.8;color:#6c848a}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}.hint-card{font-size:12px;line-height:1.8;background:#f3f7f8;border-left:2px solid #a0bcc2;padding:12px;color:#678189}.edge-hit{cursor:pointer}.vertex{cursor:grab}.opening-hit{cursor:pointer}body[data-tool=draw] #canvas{cursor:crosshair}body[data-tool=window] #canvas,body[data-tool=door] #canvas{cursor:crosshair}
@media(max-width:1150px){.workspace{grid-template-columns:190px minmax(300px,1fr) 245px}.project-panel{padding:23px 14px}.inspector{padding:23px 16px}.internal,.workspace-name,#save-status{display:none}.topbar{padding:0 18px}.canvas-header{padding:18px}.canvas-footer #coordinates{display:none}#draw-controls{left:80px;gap:7px;padding:7px}.top-actions button{font-size:12px}}
@media(max-width:820px){.workspace{grid-template-columns:minmax(280px,1fr) 235px;height:auto;min-height:calc(100dvh - 72px)}.project-panel{grid-column:1/-1;display:flex;flex-direction:row;flex-wrap:wrap;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid #dce4e6}.project-panel .eyebrow,.project-meta,.section-title,.outline-row,.opening-list,.panel-bottom{display:none}#project-name{width:180px;font-size:15px;border:0;padding:8px}.source-actions{display:flex;padding:0;margin:0;border:0;gap:5px}.source-actions button{font-size:12px;padding:8px}.drawing-workspace{min-height:70vh}.topbar{height:72px;gap:10px}.brand small{display:none}.brand{font-size:15px}.brand-icon{width:29px;height:34px;font-size:23px}.top-actions{gap:6px}.top-actions .primary{padding:9px}.canvas-header p{display:none}.canvas-header{height:65px}.canvas-header h1{font-size:15px}.tools{left:10px;top:10px}.view-controls{bottom:65px}#draw-controls{left:8px;right:8px;bottom:10px;justify-content:center}#tool-hint{max-width:230px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}}
@media(max-width:580px){.workspace{display:flex;flex-direction:column}.drawing-workspace{height:65vh;min-height:450px}.inspector{border-top:1px solid #dce4e6;display:grid;grid-template-columns:1fr 1fr;gap:16px}.inspector>.eyebrow{display:none}.summary{margin:0;padding:0 0 0 16px;border-top:0;border-left:1px solid #e3eaec}.brand>div{display:none}.project-panel{gap:5px}.source-actions{flex-wrap:wrap}.canvas-header{padding-left:16px}.top-actions .primary span{display:none}}
@media print{body{background:white}.topbar,.project-panel,.inspector,.tools,.view-controls,.canvas-footer,#draw-controls,#toast,.badge{display:none!important}.workspace{display:block;height:auto;min-height:0}.drawing-workspace{display:block;height:auto}.canvas-header{height:65px}.canvas-wrap{height:220mm;background:white;border:0}.canvas-header p{display:block!important}#canvas{height:100%;width:100%}@page{size:A4 portrait;margin:12mm}}

@media print{.canvas-header:after{content:"底圖草稿 · 按標示尺寸核對；列印縮放並非固定比例";font-size:11px;color:#6b7c80}.canvas-header p{font-size:10px}.vertex{display:none}.canvas-header{display:block;height:auto;padding:0 0 10mm}.canvas-wrap{height:215mm}}
.generation-panel{border-top:1px solid #dce4e6;margin-top:25px;padding-top:22px}.generation-panel summary{font-size:17px;cursor:pointer;color:#164e51}.generation-panel input,.generation-panel select{width:100%}.generation-panel input[type=checkbox]{width:16px}.generation-panel button{width:100%;margin:5px 0;text-align:left}.generation-panel .field-grid{gap:8px}.count-choice{display:flex;gap:8px;align-items:center;margin:10px 0;font-size:13px}.count-choice small{margin-left:auto;color:#71878a}.layout-option small{display:block;margin-top:6px;font-size:11px}.layout-option.active{border-color:#287e82;background:#e1f0ed}.rule-row{padding:12px 0;border-bottom:1px solid #e1e9e9;font-size:12px}.rule-row p,#layout-checks>p{font-size:12px;line-height:1.8;color:#627d81}.rule-row a{color:#337b84}.unit-areas{display:grid;gap:7px;font-size:12px}.unit-areas span{display:flex;justify-content:space-between}#layout-checks h3{font-size:16px;color:#996235}@media(max-width:580px){.generation-panel{grid-column:1/-1}}@media print{.generation-panel{display:none}}
/* Compact left workflow; canvas owns the remaining workspace. */
.workspace{grid-template-columns:280px minmax(0,1fr);min-height:0;height:calc(100dvh - 82px)}.project-panel{padding:20px 18px;display:block;overflow:auto}.project-panel details{border-top:1px solid #e0e8e8;padding:13px 0}.project-panel summary{cursor:pointer;font-size:13px;font-weight:500;color:#45696e;list-style-position:inside}.project-panel summary small{float:right;color:#8a9d9e;font-size:11px}.project-panel details>button{width:100%;margin-top:7px}.project-panel .generation-panel{border:0;margin:20px 0 12px;padding:0}.generation-panel h2{font-size:17px;font-weight:500;margin:0 0 7px}.generation-panel .muted{font-size:11px;line-height:1.6}.generation-panel .field{margin:12px 0}.generation-panel .count-choice{background:#f0f5f4;border:1px solid #dce7e5;padding:10px;border-radius:4px;margin:7px 0}.generation-panel .count-choice:has(input:checked){border-color:#8bb9b1;background:#eaf4f0}.generation-panel #generate-layouts{text-align:center;padding:13px;margin:10px 0 0}.generation-panel #assumption-summary{margin:8px 0 12px}.project-panel #confirm-outline{width:100%;margin-top:5px}.project-panel #confirmation-hint{font-size:11px;margin:6px 0 12px}.project-panel .source-actions{padding:10px 0;margin:0;border:0;display:grid}.project-panel .opening-list{display:grid;max-height:none}.project-panel .outline-row{display:flex}.project-panel .project-meta{display:flex}.project-panel #project-name{width:100%;font-size:16px}.project-panel #properties{padding-top:14px}.project-panel #properties h2{font-size:16px}.project-panel #properties .description{font-size:12px}.project-panel #properties .hint-card,.project-panel #properties>.muted{display:none}.topbar .workspace-name{display:none}.drawing-workspace{min-height:0}.canvas-header{height:82px}.project-panel .field input{max-width:100%}
@media(max-width:820px){.workspace{grid-template-columns:250px minmax(0,1fr);height:calc(100dvh - 72px)}.project-panel{grid-column:auto;padding:16px 12px}.drawing-workspace{min-height:0}.project-panel .source-actions{display:grid}.project-panel .project-meta,.project-panel .outline-row,.project-panel .opening-list{display:flex}.project-panel .opening-list{flex-direction:column}.canvas-header{height:68px}.brand>div{display:block}}
@media(max-width:580px){.workspace{display:grid;grid-template-columns:210px minmax(280px,1fr);min-width:490px}.topbar{min-width:490px;padding:0 12px}.brand small{display:none}.brand{font-size:13px}.top-actions{gap:4px}.top-actions button{font-size:11px;padding:7px}.drawing-workspace{height:auto}.project-panel{font-size:12px}.project-panel #project-name{font-size:14px}}
@media print{.project-panel{display:none}.workspace{display:block;height:auto;min-width:0}}

#layout-results{max-height:300px;overflow:auto;margin-top:8px}.project-panel #properties>.muted{display:block;font-size:11px}#capacity-results{min-height:26px}