:root{--bg:#f2f5fa;--panel:#fff;--panel-2:#f8fafd;--line:#e9eef5;--line-strong:#d8e0ea;--ink:#333e51;--muted:#8591a5;--accent:#4a82e4;--accent-ink:#356ac6;--accent-soft:#edf3fe;--warn:#d9756a;--r-sm:6px;--r-md:9px;--r-lg:13px;--pad:12px;--shadow-1:0 1px 2px #131c2c0f;--shadow-2:0 10px 30px #131c2c24;--field:28px}*{box-sizing:border-box}[hidden]{display:none!important}html,body{height:100%;margin:0}body{color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;font:13px/1.45 Segoe UI Variable Text,Segoe UI,system-ui,-apple-system,sans-serif;overflow:hidden}input,select,button{font:inherit;color:inherit}input[type=number]{font-variant-numeric:tabular-nums}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:#c4cddb padding-box content-box;border:3px solid #0000;border-radius:99px;min-height:36px}::-webkit-scrollbar-thumb:hover{background:#9eabbf padding-box content-box;border-width:2px}::-webkit-scrollbar-thumb:active{background:var(--accent);background-clip:content-box;border-width:2px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-corner{background:0 0}#palette::-webkit-scrollbar-track{margin:4px 0}#inspector::-webkit-scrollbar-track{margin:4px 0}@supports not selector(::-webkit-scrollbar){*{scrollbar-width:thin;scrollbar-color:#c4cddb transparent}}#app.asking{--left:330px;--right:320px}#app{--left:186px;--right:250px;grid-template-columns:var(--left) minmax(0, 1fr) var(--right);grid-template-rows:52px minmax(0,1fr) 36px;grid-template-areas:"top top top""pal view insp""bar bar bar";height:100vh;transition:grid-template-columns .18s;display:grid}#topbar button>svg.icon{fill:none;stroke:currentColor;stroke-width:1.9px;stroke-linecap:round;stroke-linejoin:round;width:17px;height:17px}#topbar{background:var(--panel);border-bottom:1px solid var(--line);box-shadow:var(--shadow-1);z-index:20;grid-area:top;align-items:center;gap:12px;padding:0 14px;display:flex;position:relative}.brand{letter-spacing:.2px;align-items:center;gap:7px;font-size:15px;font-weight:600;display:flex}.brand .mark{filter:drop-shadow(0 1px 2px #1428502e);flex:none;width:19px;height:19px}a.brand{color:inherit;border-radius:var(--r-sm);text-decoration:none}a.brand:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.model-title{flex:0 auto;align-items:center;gap:8px;min-width:0;display:flex}.model-name-input{border-radius:var(--r-sm);text-overflow:ellipsis;background:0 0;border:1px solid #0000;width:190px;min-width:90px;height:30px;padding:0 8px;font-weight:500}.model-name-input:hover{border-color:var(--line)}.model-name-input:focus{border-color:var(--accent);background:var(--panel);outline:none}.save-state{color:var(--muted);white-space:nowrap;font-size:11.5px}.save-state[data-state=error],.save-state[data-state=too-big]{color:var(--warn)}.save-state[data-state=too-big]{cursor:help}.tools{align-items:center;gap:5px;display:flex}.tools.right{margin-left:auto}.sep{background:var(--line);flex:none;width:1px;height:22px;margin:0 3px}button{min-height:var(--field);background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:var(--r-md);cursor:pointer;white-space:nowrap;justify-content:center;align-items:center;gap:6px;padding:0 11px;transition:background .12s,border-color .12s,color .12s;display:inline-flex}button:hover{background:var(--panel-2);border-color:var(--line-strong)}button:active{background:#eef2f8}button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}button.active{background:var(--accent-soft);color:var(--accent-ink);border-color:#c8dafb;font-weight:500}button.primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:500;box-shadow:0 1px 2px #4a82e447}button.primary:hover{background:var(--accent-ink);border-color:var(--accent-ink)}button:disabled{opacity:.42;cursor:default;background:var(--panel);border-color:var(--line);color:var(--ink);box-shadow:none}.segmented{background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-md);gap:2px;padding:2px;display:inline-flex}.segmented button{background:0 0;border:0;min-height:24px;padding:0 10px}.segmented button:hover{background:#e9eef7}.segmented button.active{background:var(--panel);color:var(--accent-ink);box-shadow:var(--shadow-1);border:0}.chk{color:var(--muted);cursor:pointer;align-items:center;gap:6px;display:inline-flex}.chk input{accent-color:var(--accent);width:14px;height:14px}#palette,#inspector{background:var(--panel);overscroll-behavior:contain;overflow:auto}#palette{border-right:1px solid var(--line);grid-area:pal;overflow-x:hidden}#inspector{border-left:1px solid var(--line);grid-area:insp}.panel-title{z-index:2;background:var(--panel);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding:13px var(--pad) 9px;font-size:10.5px;font-weight:600;position:sticky;top:0}.picker{padding:0 var(--pad) 7px;display:block}.cat-button{gap:8px;width:100%;padding:0 9px;font-weight:500}.cat-button img{object-fit:contain;flex:none;width:20px;height:20px}.cat-button span:not(.caret){text-align:left;text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.cat-button .caret{color:var(--muted);font-size:10px}.search{padding:0 var(--pad) 10px}.search input{width:100%;height:var(--field);background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-md);padding:0 10px}.search input::placeholder{color:#a6b1c3}.search input:focus{background:var(--panel);border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #4a82e421}.shapes{padding:0 var(--pad) 8px}#search-note{padding:0 2px 8px;font-size:11.5px}.group-grid{grid-template-columns:1fr 1fr;gap:8px;display:grid}.shape{border-radius:var(--r-lg);min-height:0;color:var(--muted);flex-direction:column;gap:4px;padding:8px 4px 6px;font-size:11px;line-height:1.2}.shape:hover{background:var(--accent-soft);color:var(--accent-ink);border-color:#cbdcfa}.shape img{object-fit:contain;width:36px;height:36px}.shape .no-icon{border:1px dashed var(--line);border-radius:var(--r-sm);width:36px;height:36px}.hint{color:var(--muted);padding:12px var(--pad);font-size:11.5px}#viewport{background:var(--bg);grid-area:view;min-height:0;position:relative;overflow:hidden}#viewport canvas{display:block}.labels{pointer-events:none;position:absolute;inset:0;overflow:hidden}.handle-label{border:1px solid var(--line-strong);color:var(--ink);white-space:nowrap;box-shadow:var(--shadow-1);font-variant-numeric:tabular-nums;background:#fffffff5;border-radius:7px;padding:3px 9px;font-size:12px;font-weight:500}.handle-label[data-kind]{pointer-events:auto;cursor:text}.handle-label[data-kind]:hover{border-color:var(--accent);color:var(--accent-ink)}.handle-label.editing{border-color:var(--accent);padding:1px 3px;box-shadow:0 0 0 2px #4a82e42e}.ruler-label{color:#4b5565;white-space:nowrap;box-shadow:var(--shadow-1);font-variant-numeric:tabular-nums;pointer-events:auto;cursor:text;-webkit-user-select:none;user-select:none;background:#fff;border:1px solid #b3bbc9;border-radius:5px;padding:2px 7px;font-size:11.5px;font-weight:600}.ruler-label:hover{border-color:var(--accent);color:var(--accent-ink)}.ruler-label.editing{border-color:var(--accent);padding:1px 3px;box-shadow:0 0 0 2px #4a82e42e}.ruler-field{width:4.5em;font:inherit;color:var(--ink);text-align:center;font-variant-numeric:tabular-nums;-webkit-user-select:text;user-select:text;pointer-events:auto;cursor:text;background:0 0;border:0;outline:0;padding:2px 4px}.marquee{pointer-events:none;border:1px solid var(--accent);background:#4a82e41c;border-radius:3px;position:absolute}#nav{z-index:6;-webkit-backdrop-filter:blur(10px)saturate(1.15);backdrop-filter:blur(10px)saturate(1.15);background:linear-gradient(#ffffffe0,#eef5fccc);border:1px solid #ffffffe6;border-radius:16px;flex-direction:column;align-items:stretch;gap:0;padding:8px 8px 7px;display:flex;position:absolute;top:14px;right:14px;box-shadow:0 10px 26px #4a6ea029,0 0 0 1px #4a82e414}#viewcube{cursor:grab;width:124px;height:124px;margin:0 auto 7px;display:block}.nav-row{border-top:1px solid #4a82e429;gap:2px;padding-top:6px;display:flex}#nav button{width:auto;height:28px;min-height:0;box-shadow:none;background:0 0;border:0;border-radius:8px;flex:1;padding:0;position:relative}#nav button:hover{background:#4a82e41f}#nav button.active{background:var(--accent);box-shadow:0 1px 3px #4a82e466}#nav svg{fill:none;stroke:#5c6d87;stroke-width:1.9px;stroke-linecap:round;stroke-linejoin:round;width:17px;height:17px}#nav button:hover svg{stroke:var(--accent-ink)}#nav button.active svg{stroke:#fff}#nav button:after{content:attr(data-tip);white-space:nowrap;color:#fff;opacity:0;pointer-events:none;background:#3f4e66f0;border-radius:7px;padding:4px 9px;font-size:11.5px;transition:opacity .12s,transform .12s;position:absolute;top:calc(100% + 8px);right:0;transform:translateY(-3px)}#nav button:hover:after{opacity:1;transform:translateY(0)}#nav-full .from-full,#nav-full.active .to-full{display:none}#nav-full.active .from-full{display:inline}#nav-full[hidden]{display:none}.tool-bar{z-index:10;background:#fff;border:1px solid #23304612;border-radius:16px;flex-wrap:wrap;justify-content:center;align-items:center;gap:9px;width:max-content;max-width:calc(100% - 32px);padding:10px 13px;display:flex;position:absolute;bottom:20px;left:50%;transform:translate(-50%);box-shadow:0 16px 40px #2330462b,0 3px 10px #23304612}.tool-bar .label{color:var(--accent-ink);letter-spacing:.08em;text-transform:uppercase;flex:none;font-size:10.5px;font-weight:600}.tool-bar .note{color:var(--muted);white-space:nowrap;font-size:12px}.tool-bar .note:empty{display:none}.tool-bar .sep{height:20px;margin:0 1px}@media (width<=1180px){.tool-bar .sep{display:none}}.tool-bar .offset{color:var(--muted);white-space:nowrap;flex:none;align-items:center;gap:6px;font-size:12px;display:flex}.tool-bar input[type=number]{width:62px;height:var(--field);background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-md);text-align:right;font-variant-numeric:tabular-nums;padding:0 7px}.tool-bar input[type=number]:hover{border-color:var(--line-strong)}.tool-bar input[type=number]:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);background:#fff;outline:none}.tool-bar button{min-height:30px}.tool-bar .segmented{flex:none}.tool-bar .xray-toggle{flex:none;padding:0 11px}.tool-bar .xray-toggle[aria-pressed=true]{background:var(--accent-soft);color:var(--accent-ink);border-color:#cbdcfa}#keys-overlay{z-index:40;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#2b364857;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.keys-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;width:min(680px,100%);max-height:min(82vh,640px);overflow:auto;box-shadow:0 24px 60px #23304647}.keys-head{background:var(--panel);border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:16px 20px 12px;display:flex;position:sticky;top:0}.keys-title{font-size:15px;font-weight:600}#keys-close{width:28px;height:28px;color:var(--muted);border-radius:50%;padding:0;font-size:17px;line-height:1}.keys-grid{grid-template-columns:1fr 1fr;gap:4px 28px;padding:14px 20px 4px;display:grid}.keys-group{letter-spacing:.07em;text-transform:uppercase;color:var(--muted);grid-column:1/-1;margin:10px 0 4px;font-size:10.5px;font-weight:600}.keys-group:first-child{margin-top:0}.keys-row{border-bottom:1px solid var(--panel-2);justify-content:space-between;align-items:center;gap:16px;padding:6px 0;display:flex}.keys-row span{color:var(--ink)}.keys-row em{flex:none;gap:4px;font-style:normal;display:flex}kbd{text-align:center;background:var(--panel-2);border:1px solid var(--line);min-width:22px;color:var(--ink);font:inherit;white-space:nowrap;border-bottom-width:2px;border-radius:6px;padding:2px 7px;font-size:11.5px;display:inline-block}.keys-foot{color:var(--muted);padding:12px 20px 18px;font-size:11.5px}@media (width<=720px){.keys-grid{grid-template-columns:1fr}}#statusbar{background:var(--panel);border-top:1px solid var(--line);color:var(--muted);grid-area:bar;justify-content:space-between;align-items:center;gap:16px;padding:0 16px;font-size:11.5px;display:flex}#status{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.bar-right{flex:none;align-items:center;gap:16px;display:flex}.bar-right .sep{height:18px;margin:0}.bar-right button{min-height:24px;padding:0 11px;font-size:12px}.snap-pick{white-space:nowrap;align-items:center;gap:7px;display:flex}.snap-pick select{height:24px;color:var(--ink);background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-sm);font-variant-numeric:tabular-nums;padding:0 6px}.snap-pick select:hover{border-color:var(--line-strong)}#count{text-align:right;font-variant-numeric:tabular-nums;min-width:74px}.props{padding:0 var(--pad) 18px}.props.empty{color:var(--muted);font-size:12px}.note{color:var(--muted);margin:2px 0 0}.sub{letter-spacing:.07em;text-transform:uppercase;color:var(--muted);margin:15px 0 7px;font-size:10.5px;font-weight:600}.sub:first-child{margin-top:4px}.row{align-items:center;gap:8px;margin-bottom:7px;display:flex}.row label{width:74px;color:var(--muted);flex:none}.row input[type=number],.row input[type=text],.row select{width:100%;min-width:0;height:var(--field);background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-sm);padding:0 8px}.row select{padding:0 4px}.row.font-actions{gap:6px;margin:-2px 0 9px}.row.font-actions button{min-height:25px;color:var(--muted);flex:1;padding:0 8px;font-size:11.5px}.row.font-actions button:hover{color:var(--accent-ink);background:var(--accent-soft);border-color:#cbdcfa}.row input:focus{background:var(--panel);border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #4a82e421}.name-row{margin:4px 0 12px}.row.name-row input[type=text]{height:32px;color:var(--ink);background:0 0;border-color:#0000;margin-left:-7px;padding:0 7px;font-size:14px;font-weight:600}.row.name-row input[type=text]:hover{background:var(--panel-2);border-color:var(--line)}.row.name-row input::placeholder{color:var(--ink);opacity:1}.row.name-row input:focus::placeholder{color:var(--muted)}.name-row .kind{color:var(--muted);white-space:nowrap;flex:none;font-size:11px}.part-names{max-height:260px;margin-right:-4px;padding-right:4px;overflow-y:auto}.part-names .row{margin-bottom:5px}.part-names .dot{border-radius:50%;flex:none;width:10px;height:10px;box-shadow:inset 0 0 0 1px #131c2c1f}.triple{gap:6px;display:flex}.triple input{text-align:right}.seg{border:1px solid var(--line);border-radius:var(--r-md);background:var(--panel-2);display:flex;overflow:hidden}.seg button{background:0 0;border:0;border-radius:0;flex:1}.seg button.active{background:var(--panel);box-shadow:var(--shadow-1)}.swatches{flex-wrap:wrap;gap:7px;display:flex}.sw{cursor:pointer;border:2px solid #0000;border-radius:50%;width:24px;height:24px;box-shadow:inset 0 0 0 1px #131c2c14}.sw.on{border-color:var(--ink)}.menu-wrap{display:inline-flex;position:relative}.menu{z-index:30;background:#fff;border:1px solid #23304612;border-radius:15px;flex-direction:column;width:250px;padding:8px;display:flex;position:fixed;box-shadow:0 16px 40px #2330462b,0 3px 10px #23304612}.menu-title{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding:8px 8px 5px;font-size:10px;font-weight:600}.menu-title:first-child{padding-top:3px}.menu>button{text-align:left;white-space:normal;overflow-wrap:anywhere;background:0 0;border:0;border-radius:10px;flex-direction:column;align-items:flex-start;gap:2px;width:100%;min-height:0;padding:9px 11px;font-weight:500;transition:background .1s,color .1s;display:flex}.menu>button:hover{background:var(--accent-soft);color:var(--accent-ink)}.menu>button small{color:var(--muted);max-width:100%;font-size:11.5px;font-weight:400;line-height:1.45}.menu>button:hover small{color:var(--accent-ink);opacity:.78}.menu.wide{gap:2px;width:276px}.menu>.note{padding:0 8px 6px;font-size:11.5px;line-height:1.45}.menu .arrange{flex-direction:column;gap:6px;padding:0 5px 3px;display:flex}.menu .arrange-row{align-items:center;gap:5px;padding:0 2px;display:flex}.menu .arrange-row>span{width:14px;color:var(--muted);flex:none;font-weight:500}.menu .arrange-row button{border:1px solid var(--line);background:var(--panel-2);border-radius:8px;flex:1;min-height:28px;padding:0 2px;font-size:11.5px}.menu .arrange-row button:hover:not(:disabled){background:var(--accent-soft);border-color:#cbdcfa}.menu .arrange-row button:disabled{opacity:.4}.menu.cat-menu{width:198px;max-height:min(70vh,430px);overflow:auto}.menu.cat-menu>button{text-align:left;flex-direction:row;justify-content:flex-start;align-items:center;gap:10px;width:100%;padding:7px 9px}.menu.cat-menu>button img{object-fit:contain;flex:none;width:24px;height:24px}.menu.cat-menu>button.active{background:var(--accent-soft);color:var(--accent-ink);font-weight:500}.plate-menu{width:272px;padding:7px 9px 10px}.plate-row{align-items:center;gap:8px;padding:0 2px 5px;display:flex}.plate-row.wrap{grid-template-columns:1fr 1fr;gap:6px 10px;display:grid}.plate-row.wrap .chk{white-space:nowrap}.plate-row label{color:var(--muted);flex:1;align-items:center;gap:6px;display:flex}.plate-row input[type=number]{background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-sm);text-align:right;width:100%;min-width:0;height:26px;padding:0 7px}.plate-row select{width:100%;height:26px;color:var(--ink);background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-sm);padding:0 6px}.plate-row.swatches{gap:8px}.plate-row .sw{border-radius:var(--r-sm);border:2px solid var(--line);width:26px;height:26px}.plate-row .sw.on{border-color:var(--accent)}@media (width<=1180px){#app{--left:166px;--right:224px}#app.asking{--left:300px;--right:286px}#topbar{gap:8px;padding:0 10px}button{padding:0 9px}}@media (width<=900px){#app{--left:150px;--right:208px;grid-template-rows:48px minmax(0,1fr) 34px}#app.asking{--left:270px;--right:252px}#statusbar{gap:10px;padding:0 10px}.bar-right{gap:10px}#count{min-width:0}.brand{display:none}#topbar{overflow-x:auto}.row label{width:64px}}#app.left-shut{--left:44px}#app.right-shut{--right:0px}#app.right-shut #inspector{display:none}.rail{flex-direction:column;align-items:center;gap:4px;padding:10px 0;display:none}#app.left-shut #palette>:not(.rail){display:none}#app.left-shut #left-rail{display:flex}.rail button{width:30px;height:30px;min-height:30px;color:var(--muted);background:0 0;border-color:#0000;justify-content:center;align-items:center;padding:0;display:inline-flex}.rail button:hover{background:var(--panel-2);border-color:var(--line);color:var(--ink)}.rail button.active{background:var(--accent-soft);color:var(--accent-ink);border-color:#cbdcfa}.rail .icon,.edge .icon{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:16px;height:16px}.edge{z-index:4;background:var(--panel);border:1px solid var(--line);width:16px;height:52px;min-height:52px;color:var(--muted);box-shadow:var(--shadow-1);justify-content:center;align-items:center;margin-top:-26px;padding:0;display:flex;position:absolute;top:50%}.edge:hover{color:var(--ink);background:var(--panel-2)}.edge.left{border-left:0;border-radius:0 9px 9px 0;left:0}.edge.right{border-right:0;border-radius:9px 0 0 9px;right:0}.edge .icon{width:13px;height:13px}#app.left-shut .edge.left .icon,#app.right-shut .edge.right .icon{transform:scaleX(-1)}@keyframes 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