:root{--paper:#f4f1ea;--card:#fffdf8;--ink:#1d2729;--ink-2:#4b5759;--ink-3:#7b8687;--line:#e3ddd1;--line-2:#d2cabb;--petrol:#1f3a3d;--petrol-2:#2d5357;--amber:#f2c14e;--amber-ink:#6b4e0b;--red:#c4372b;--red-bg:#fbe7e4;--green:#2f7a4f;--green-bg:#e3f2e8;--blue:#1d6fd8;--radius:12px;--shadow:0 1px 2px #1d272914, 0 6px 24px #1d272914;--font:"Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font);background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased;font-size:15px}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}a{color:var(--petrol-2)}.boot,.empty-page{height:100%;color:var(--ink-3);place-items:center;display:grid}.empty-page{letter-spacing:.02em;align-content:center;gap:10px;font-weight:600}.brand-mark{background:var(--petrol) url(/favicon.svg) center/cover;border-radius:10px;width:40px;height:40px}.btn{border:1px solid var(--line-2);background:var(--card);white-space:nowrap;border-radius:10px;justify-content:center;align-items:center;gap:6px;min-height:38px;padding:8px 13px;font-weight:500;transition:background .15s,border-color .15s;display:inline-flex}.btn:hover{border-color:var(--ink-3);background:#fff}.btn:disabled{opacity:.45;cursor:default}.btn.primary{background:var(--petrol);color:#fff;border-color:var(--petrol)}.btn.primary:hover{background:var(--petrol-2)}.btn.amber{background:var(--amber);color:#2d2408;border-color:#e0ad33}.btn.danger{color:var(--red)}.btn.ghost{background:0 0;border-color:#0000}.btn.ghost:hover{background:#0000000d}.btn.sm{border-radius:8px;min-height:30px;padding:4px 9px;font-size:13px}.btn.icon{width:38px;padding:0}.btn.on{background:var(--petrol);color:#fff;border-color:var(--petrol)}.input,.select,.textarea{border:1px solid var(--line-2);background:#fff;border-radius:9px;width:100%;min-height:38px;padding:8px 10px}.textarea{resize:vertical;min-height:90px}.input:focus,.select:focus,.textarea:focus{border-color:var(--petrol-2);outline:2px solid #1f3a3d40}label.field{color:var(--ink-2);gap:4px;font-size:13px;display:grid}.row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.grow{flex:1}.muted{color:var(--ink-3)}.small{font-size:13px}.pill{color:var(--ink-2);background:#ece7dc;border-radius:99px;align-items:center;gap:4px;padding:2px 8px;font-size:12px;font-weight:600;display:inline-flex}.pill.ok{background:var(--green-bg);color:var(--green)}.pill.err{background:var(--red-bg);color:var(--red)}.pill.warn{color:var(--amber-ink);background:#fdf1d3}.pill.blue{color:var(--blue);background:#e2edfb}.stage{background:#dfe7ee;position:fixed;inset:0;overflow:hidden}.stage canvas{display:block}.labels-layer{pointer-events:none;inset:0;position:absolute!important}.room-label{text-align:center;white-space:nowrap;background:#fffdf8f0;border-radius:8px;flex-direction:column;align-items:center;padding:3px 8px;font-size:12px;line-height:1.25;display:flex;box-shadow:0 1px 4px #00000026}.room-label b{font-weight:600}.room-label span{color:var(--ink-2);font-size:11px}.gap-label{background:var(--blue);color:#fff;border-radius:6px;padding:1px 5px;font-size:11px;font-weight:600}.measure-label{color:#fff;background:#e0552b;border-radius:6px;padding:2px 7px;font-size:13px;font-weight:700}.joystick{left:22px;bottom:calc(22px + env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);touch-action:none;z-index:5;background:#ffffff47;border:2px solid #fff9;border-radius:50%;width:120px;height:120px;position:absolute}.joy-knob{pointer-events:none;background:#ffffffe6;border-radius:50%;width:48px;height:48px;position:absolute;top:36px;left:36px;box-shadow:0 2px 8px #0003}.hud{z-index:10;position:fixed}.topbar{top:calc(10px + env(safe-area-inset-top));pointer-events:none;align-items:flex-start;gap:8px;display:flex;left:10px;right:10px}.topbar>*{pointer-events:auto}.title-card{border-radius:var(--radius);box-shadow:var(--shadow);background:#fffdf8f2;max-width:360px;padding:8px 12px}.title-card h1{margin:0;font-size:15px;font-weight:600;line-height:1.25}.title-card .disclaimer{color:var(--ink-3);margin-top:2px;font-size:11px}.views{border-radius:var(--radius);box-shadow:var(--shadow);background:#fffdf8f2;flex-wrap:wrap;gap:2px;padding:4px;display:flex}.views button{background:0 0;border:0;border-radius:8px;min-height:34px;padding:7px 11px;font-weight:500}.views button.on{background:var(--petrol);color:#fff}.topbar .spacer{flex:1}@media (width>=761px){.topbar.with-panel{right:350px}}.actions{gap:6px;display:flex}.bottombar{left:50%;bottom:calc(14px + env(safe-area-inset-bottom));gap:8px;display:flex;transform:translate(-50%)}.toast{left:50%;bottom:calc(80px + env(safe-area-inset-bottom));z-index:30;background:var(--ink);color:#fff;box-shadow:var(--shadow);text-align:center;border-radius:10px;max-width:calc(100vw - 32px);padding:9px 14px;font-size:14px;position:fixed;transform:translate(-50%)}.toast.err{background:var(--red)}.hint{z-index:9;right:14px;bottom:calc(14px + env(safe-area-inset-bottom));color:#fff;background:#1d2729c7;border-radius:10px;max-width:280px;padding:8px 12px;font-size:13px;position:fixed}.panel{z-index:12;background:var(--card);box-shadow:var(--shadow);flex-direction:column;display:flex;position:fixed}.panel.side{border-left:1px solid var(--line);width:340px;top:0;bottom:0;right:0}.panel-head{border-bottom:1px solid var(--line);gap:8px;padding:12px 14px 8px;display:grid}.panel-body{flex:1;padding:10px 14px 16px;overflow:auto}.tools{flex-wrap:wrap;gap:4px;display:flex}.tabs{scrollbar-width:none;gap:4px;display:flex;overflow-x:auto}.tabs::-webkit-scrollbar{display:none}.tabs button{border:1px solid var(--line-2);white-space:nowrap;background:#fff;border-radius:99px;padding:5px 11px;font-size:13px}.tabs button.on{background:var(--petrol);border-color:var(--petrol);color:#fff}.cards{grid-template-columns:repeat(2,1fr);gap:8px;display:grid}.card-item{border:1px solid var(--line);text-align:left;background:#fff;border-radius:10px;gap:3px;padding:6px;display:grid}.card-item:hover,.card-item.on{border-color:var(--petrol-2);box-shadow:0 0 0 2px #1f3a3d26}.card-item .thumb{aspect-ratio:4/3;background:#f1ede5 50%/contain no-repeat;border-radius:7px}.card-item .name{font-size:12.5px;font-weight:600;line-height:1.2}.card-item .dims{color:var(--ink-3);font-size:11.5px}.sel-bar{z-index:13;left:50%;bottom:calc(14px + env(safe-area-inset-bottom));background:var(--card);box-shadow:var(--shadow);border-radius:14px;flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;max-width:calc(100vw - 20px);padding:6px 8px;display:flex;position:fixed;transform:translate(-50%)}.sel-bar .label{padding:0 6px;font-size:14px;font-weight:600}.collision{z-index:13;left:50%;bottom:calc(72px + env(safe-area-inset-bottom));background:var(--red);color:#fff;text-align:center;max-width:calc(100vw - 24px);box-shadow:var(--shadow);border-radius:10px;padding:7px 12px;font-size:13.5px;font-weight:500;position:fixed;transform:translate(-50%)}.swatches{flex-wrap:wrap;gap:6px;display:flex}.swatch{width:30px;height:30px;box-shadow:0 0 0 1px var(--line-2);border:2px solid #fff;border-radius:8px}.swatch.on{box-shadow:0 0 0 2px var(--petrol)}.section-title{color:var(--ink-3);letter-spacing:.06em;text-transform:uppercase;margin:14px 0 6px;font-size:12px;font-weight:700}.modal-bg{z-index:40;background:#141a1b6b;place-items:center;padding:16px;display:grid;position:fixed;inset:0}.modal{background:var(--card);box-shadow:var(--shadow);border-radius:16px;width:min(520px,100%);max-height:calc(100vh - 32px);padding:18px;overflow:auto}.modal h2{margin:0 0 10px;font-size:18px}.modal table{border-collapse:collapse;width:100%;font-size:14px}.modal td,.modal th{border-bottom:1px solid var(--line);text-align:left;padding:5px 4px}@media (width<=760px){body{font-size:14.5px}.title-card{flex:100%;max-width:none;padding:6px 10px}.title-card h1{font-size:14px}.actions .btn{min-height:34px;padding:6px 10px;font-size:13.5px}.topbar{flex-wrap:wrap}.topbar .spacer{display:none}.views{order:3;justify-content:space-between;width:100%}.views button{flex:1;padding:7px 6px}.panel.side{border-left:0;border-top:1px solid var(--line);border-radius:16px 16px 0 0;width:auto;height:46vh;top:auto;left:0}.cards{grid-template-columns:repeat(3,1fr)}.panel.side.collapsed{height:auto}.sel-bar{bottom:calc(46vh + 10px)}.collision{bottom:calc(46vh + 64px)}.hint{display:none}}.op{min-height:100%}.op-top{z-index:20;background:var(--petrol);color:#fff;align-items:center;gap:12px;padding:10px 18px;display:flex;position:sticky;top:0}.op-top a{color:#fff;font-weight:600;text-decoration:none}.op-top .brand{align-items:center;gap:8px;display:flex}.op-top .brand i{background:url(/favicon.svg) 50%/cover;border-radius:7px;width:26px;height:26px}.op-wrap{max-width:1240px;margin:0 auto;padding:20px 18px 60px}.op h1{margin:4px 0 14px;font-size:22px}.op h2{margin:0 0 10px;font-size:17px}.box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px}.grid2{grid-template-columns:1fr 1fr;gap:14px;display:grid}.grid3{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.list-table{border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);width:100%;overflow:hidden}.list-table th,.list-table td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:10px 12px;font-size:14px}.list-table th{color:var(--ink-3);text-transform:uppercase;letter-spacing:.05em;background:#f7f4ee;font-size:12px}.list-table tr:last-child td{border-bottom:0}.list-table tr.click:hover td{cursor:pointer;background:#faf8f3}.steps{flex-wrap:wrap;gap:4px;margin-bottom:14px;display:flex}.steps button{border:1px solid var(--line-2);background:var(--card);border-radius:10px;align-items:center;gap:6px;padding:8px 12px;font-weight:500;display:flex}.steps button.on{background:var(--petrol);border-color:var(--petrol);color:#fff}.steps button .n{opacity:.7;font-size:11px}.files{grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px;display:grid}.file{border:1px solid var(--line);background:#fff;border-radius:10px;display:grid;overflow:hidden}.file img{aspect-ratio:4/3;object-fit:cover;cursor:zoom-in;background:#eee;width:100%}.file .meta{gap:4px;padding:6px 8px;font-size:12px;display:grid}.drop{border:2px dashed var(--line-2);border-radius:var(--radius);text-align:center;color:var(--ink-2);background:#fbf9f4;padding:22px}.drop.over{border-color:var(--petrol-2);background:#eef3f3}.log{color:#d7e0e0;white-space:pre-wrap;background:#1b2224;border-radius:10px;max-height:360px;padding:10px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;overflow:auto}.log .say{color:#f2c14e}.checks td{font-size:13.5px}.kv{grid-template-columns:auto 1fr;gap:4px 12px;font-size:14px;display:grid}.kv dt{color:var(--ink-3)}.kv dd{margin:0}.editor{grid-template-columns:1.25fr 1fr;gap:12px;height:calc(100vh - 210px);min-height:520px;display:grid}.editor .pane{border:1px solid var(--line);border-radius:var(--radius);background:#fff;position:relative;overflow:hidden}.editor svg{touch-action:none;-webkit-user-select:none;user-select:none;width:100%;height:100%;display:block}.editor .pane3d .stage{position:absolute}.ed-tools{z-index:3;box-shadow:var(--shadow);background:#fffdf8f2;border-radius:10px;flex-wrap:wrap;gap:4px;padding:4px;display:flex;position:absolute;top:8px;left:8px}.ed-side{z-index:3;width:250px;box-shadow:var(--shadow);background:#fffdf8f7;border-radius:10px;gap:6px;max-height:calc(100% - 16px);padding:10px;font-size:13px;display:grid;position:absolute;top:8px;right:8px;overflow:auto}.ed-side .input,.ed-side .select{min-height:32px;padding:4px 8px}.stat{gap:2px;display:grid}.stat b{font-size:22px}.stat span{color:var(--ink-3);font-size:12px}@media (width<=900px){.grid2,.grid3,.editor{grid-template-columns:1fr}.editor{height:auto}.editor .pane{height:60vh}}