:root{--vellum: rgba(240, 243, 241, .92);--vellum-solid: #EDF0EE;--ink: #1C2730;--ink-soft: #55626C;--line: rgba(28, 39, 48, .2);--pen: #2340A8;--pen-soft: rgba(35, 64, 168, .1);--stage: #171B1F;--display: "Noto Serif TC", "Songti TC", serif;--body: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;--mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;color-scheme:light}[hidden]{display:none!important}html,body{height:100%;margin:0;overflow:hidden;background:var(--stage)}body{font-family:var(--body);color:var(--ink);font-size:14px;-webkit-font-smoothing:antialiased;touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}#info{-webkit-user-select:text;user-select:text}#app{position:fixed;inset:0}canvas.stage{position:absolute;inset:0;width:100%;height:100%;display:block;outline:none;cursor:grab}canvas.stage.drag{cursor:grabbing}canvas.stage.measuring{cursor:crosshair}button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}button:focus-visible,.chip:focus-visible{outline:2px solid var(--pen);outline-offset:2px}.panel{background:var(--vellum);backdrop-filter:blur(10px) saturate(1.1);-webkit-backdrop-filter:blur(10px) saturate(1.1);border:1px solid var(--line);border-radius:3px}.ui{position:absolute;z-index:5}#styles{z-index:9;top:calc(10px + env(safe-area-inset-top,0px));left:max(10px,env(safe-area-inset-left,0px));right:max(10px,env(safe-area-inset-right,0px));display:flex;gap:6px;align-items:stretch;pointer-events:none}#stylebar{display:flex;flex:1 1 auto;min-width:0;overflow-x:auto;scrollbar-width:none;pointer-events:auto;padding:3px;gap:2px}#stylebar::-webkit-scrollbar{display:none}.chip{flex:0 0 auto;display:flex;flex-direction:column;gap:3px;padding:6px 12px 7px;border-radius:2px;text-align:left;min-width:88px}.chip .nm{font-family:var(--display);font-size:15px;font-weight:600;line-height:1.2;white-space:nowrap}.chip .sw{display:flex;height:4px}.chip .sw i{flex:1;display:block}.chip:hover{background:var(--pen-soft)}.chip.pending{opacity:.45}.chip.pending .nm:after{content:" 計算中";font-family:var(--body);font-size:11px;font-weight:400}.chip[aria-pressed=true]{background:var(--ink);color:#f2f4f3}#modes{display:flex;flex:0 0 auto;pointer-events:auto;padding:3px;gap:2px}.mode{padding:0 14px;border-radius:2px;font-weight:500;white-space:nowrap}.mode:hover{background:var(--pen-soft)}.mode[aria-pressed=true]{background:var(--pen);color:#fff}#plancard{left:max(10px,env(safe-area-inset-left,0px));bottom:calc(10px + env(safe-area-inset-bottom,0px));width:196px;padding:8px 8px 6px;display:flex;flex-direction:column;gap:6px}#floors{display:flex;gap:2px}.floorbtn{flex:1;padding:3px 0;font-family:var(--mono);font-size:13px;font-weight:500;border-radius:2px}.floorbtn:hover{background:var(--pen-soft)}.floorbtn[aria-pressed=true]{background:var(--ink);color:#f2f4f3}#planhost{height:min(46vh,400px);display:flex;justify-content:center}.plan-svg{height:100%;width:100%;cursor:pointer}.plan-svg .room{fill:#ffffff8c}.plan-svg .room-balcony,.plan-svg .room-porch,.plan-svg .room-roof,.plan-svg .room-stair{fill:#cdd8d280}.plan-svg .wall,.plan-svg .col{fill:var(--ink)}.plan-svg .parapet{fill:var(--ink-soft)}.plan-svg .open-door{fill:var(--vellum-solid)}.plan-svg 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12px;display:flex;flex-direction:column;gap:10px}.toolrow{display:flex;flex-direction:column;gap:5px}.toollabel{font-size:12px;color:var(--ink-soft);display:flex;justify-content:space-between}.toollabel b{color:var(--pen);font-family:var(--mono);font-weight:500}.seg{display:flex;gap:2px;background:#1c27300f;padding:2px;border-radius:2px}.seg button{flex:1;padding:4px 0;border-radius:2px;font-size:13px;white-space:nowrap}.seg button[aria-pressed=true]{background:var(--ink);color:#f2f4f3}input[type=range]{width:100%;accent-color:var(--pen);margin:0}.btnrow{display:flex;gap:6px}.btnrow button{flex:1;padding:5px 4px;border:1px solid var(--line);border-radius:2px;font-size:13px;white-space:nowrap}.btnrow button:hover{background:var(--pen-soft)}.btnrow button[aria-pressed=true]{background:var(--pen);color:#fff;border-color:var(--pen)}#info{z-index:6;right:max(10px,env(safe-area-inset-right,0px));bottom:calc(238px + env(safe-area-inset-bottom,0px));width:min(340px,calc(100vw - 20px));max-height:60vh;overflow-y:auto;padding:14px 16px;line-height:1.65;touch-action:pan-y;background:var(--vellum-solid)}#info h3{font-family:var(--display);font-size:17px;font-weight:600;margin:0 0 6px}#info h4{font-size:13px;font-weight:700;margin:10px 0 2px;color:var(--pen)}#info p{margin:0 0 8px;font-size:13.5px}#info ul{margin:0 0 8px;padding-left:18px;font-size:13.5px}#infoclose{padding:4px 12px;border:1px solid var(--line);border-radius:2px;font-size:13px}#hint{left:50%;transform:translate(-50%);top:calc(74px + env(safe-area-inset-top,0px));padding:6px 12px;font-size:13px;text-align:center;max-width:86vw;transition:opacity .6s}#hint.gone{opacity:0;pointer-events:none}#measure-label{padding:2px 7px;font-family:var(--mono);font-size:13px;color:#fff;background:var(--pen);border-radius:2px;pointer-events:none;transform:translate(-50%,-140%);white-space:nowrap}.stick{--size: 108px;--nub: 46px;bottom:calc(32px + env(safe-area-inset-bottom,0px));width:var(--size);height:var(--size);border-radius:50%;background:#f0f3f142;border:1px solid rgba(255,255,255,.6);box-shadow:0 0 0 1px #1c273033;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);touch-action:none;cursor:grab}.stick.held{cursor:grabbing}#stickL{left:calc(max(10px,env(safe-area-inset-left,0px)) + 232px)}#stickR{right:calc(max(10px,env(safe-area-inset-right,0px)) + 256px)}.stick i{position:absolute;left:50%;top:50%;width:var(--nub);height:var(--nub);margin:calc(var(--nub) / -2);border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--display);font-style:normal;font-weight:600;font-size:16px;color:var(--ink);background:var(--vellum-solid);box-shadow:0 1px 4px #0000004d;pointer-events:none}.stick.held i{background:var(--pen);color:#fff}.stick .keys{position:absolute;left:50%;top:calc(100% + 5px);transform:translate(-50%);padding:0 6px;font-family:var(--mono);font-size:11px;line-height:16px;white-space:nowrap;color:var(--ink);background:var(--vellum);border-radius:2px;pointer-events:none}#loader{position:absolute;inset:0;z-index:3;display:flex;align-items:center;justify-content:center;background:var(--stage) center / cover no-repeat;color:#e8ecea;transition:opacity .5s}#loader.gone{opacity:0;pointer-events:none}#loader .box{width:min(320px,76vw);display:flex;flex-direction:column;gap:12px}#loader .ttl{font-family:var(--display);font-size:22px;font-weight:600}#loader .bar{height:2px;background:#ffffff29}#loader .bar i{display:block;height:100%;width:0;background:#7e98ea;transition:width .2s}#loader .sub{font-size:13px;color:#a9b4bb}#gallery{position:absolute;inset:0;z-index:8;background:var(--vellum-solid);overflow-y:auto;padding-block:calc(70px + env(safe-area-inset-top,0px)) 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span{color:var(--pen);font-size:13px;white-space:nowrap}#lightbox{position:absolute;inset:0;z-index:10;background:#0c0f12f2;display:flex;align-items:center;justify-content:center}#lightbox img{max-width:100%;max-height:100%}#lightbox .cap{position:absolute;left:16px;bottom:calc(14px + env(safe-area-inset-bottom,0px));color:#fff;font-family:var(--display);font-size:18px;text-shadow:0 1px 3px #000}@media (max-width: 1060px){#where{bottom:calc(160px + env(safe-area-inset-bottom,0px))}}@media (max-height: 640px) and (pointer: fine){#planhost{height:min(38vh,400px)}}@media (pointer: coarse),(max-width: 760px),(max-height: 520px){.stick{--size: 118px;--nub: 50px;bottom:calc(22px + env(safe-area-inset-bottom,0px))}.stick .keys{display:none}#stickL{left:max(16px,env(safe-area-inset-left,0px))}#stickR{right:max(16px,env(safe-area-inset-right,0px))}#plancard,#tools{top:calc(66px + env(safe-area-inset-top,0px));bottom:auto}#tools.open~.stick{display:none}#where{bottom:calc(22px + env(safe-area-inset-bottom,0px));max-width:calc(100vw - 300px);white-space:normal;flex-direction:column;gap:0;align-items:center;text-align:center;padding:5px 10px}#info{top:calc(66px + env(safe-area-inset-top,0px));bottom:auto}}@media (max-width: 760px),(max-height: 520px){#modes .mode{padding:0 10px;font-size:13px}.chip{min-width:74px;padding:5px 9px 6px}.chip .nm{font-size:14px}#plancard{width:112px;padding:5px;gap:4px}#planhost{height:188px}.plan-svg .room-label{display:none}.floorbtn{font-size:11px}#tools{width:auto;max-width:56vw;padding:7px;gap:6px}#tools .opt{display:none}#tools.open .opt{display:flex}#where{left:auto;right:max(10px,env(safe-area-inset-right,0px));transform:none;top:calc(122px + env(safe-area-inset-top,0px));bottom:auto;max-width:66vw;padding:4px 9px;align-items:flex-end;text-align:right}#where .rm{font-size:14px}#where .dim{font-size:11px}#hint{top:auto;bottom:calc(160px + env(safe-area-inset-bottom,0px))}}@media (max-height: 520px){.stick{--size: 104px;--nub: 44px;bottom:calc(10px + env(safe-area-inset-bottom,0px))}#plancard{top:calc(58px + env(safe-area-inset-top,0px))}#planhost{height:calc(100vh - 220px);min-height:90px}#tools{top:calc(58px + env(safe-area-inset-top,0px))}#where{top:calc(112px + env(safe-area-inset-top,0px))}#hint{bottom:calc(14px + env(safe-area-inset-bottom,0px));max-width:calc(100vw - 280px)}}@media (min-width: 761px) and (min-height: 521px){#tooltoggle{display:none}}#tooltoggle{padding:5px 8px;border:1px solid var(--line);border-radius:2px;font-size:13px}@media (prefers-reduced-motion: reduce){*{transition:none!important}}.noui .ui{display:none!important}