:root{--bg-0: #ffffff;--bg-1: #f6f8fc;--bg-2: #eef2f9;--panel: #ffffff;--panel-border: rgba(15, 23, 42, .1);--panel-border-strong: rgba(15, 23, 42, .22);--tint: rgba(15, 23, 42, .05);--text-0: #0f172a;--text-1: #334155;--text-2: #64748b;--accent: #d97706;--accent-text: #b45309;--accent-soft: rgba(217, 119, 6, .12);--ok: #059669;--err: #dc2626;--err-soft: rgba(220, 38, 38, .1);--accent-strong: #b45309;--accent-strong-hover: #92400e;--control-h: 32px;--radius: 14px;--radius-sm: 9px;--shadow: 0 12px 32px rgba(15, 23, 42, .14);--shadow-sm: 0 2px 10px rgba(15, 23, 42, .07);--font: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font);font-size:14px;color:var(--text-0);background:linear-gradient(160deg,var(--bg-0),var(--bg-1) 55%,var(--bg-2));-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit;color:inherit}kbd{font-family:var(--font);font-size:11px;padding:0 4px;border:1px solid var(--panel-border-strong);border-bottom-width:2px;border-radius:4px;background:var(--bg-1)}.muted{color:var(--text-2)}.app{height:100%;display:flex;flex-direction:column}.app.is-dragging,.app.is-dragging *{-webkit-user-select:none;user-select:none;cursor:grabbing!important}.app.is-brushing,.app.is-brushing *{-webkit-user-select:none;user-select:none;cursor:crosshair!important}.app-main{flex:1;min-height:0;display:grid;grid-template-columns:290px minmax(0,1fr) 320px;gap:12px;padding:12px}.panel{background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}.panel-title{margin:0 0 10px;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--text-1)}.toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--panel-border)}.brand{display:flex;align-items:center;gap:8px;font-weight:700}.brand-logo{display:block;width:32px;height:32px;flex:none}.toolbar-project{display:flex;align-items:center;gap:8px;flex:1 1 250px;min-width:250px}.crumb-sep{flex:none;color:var(--panel-border-strong);font-size:18px;font-weight:300;-webkit-user-select:none;user-select:none}.project-name-wrap{position:relative;display:flex;flex:1 1 200px;min-width:110px;max-width:300px}.name-hint{position:absolute;top:calc(100% + 12px);left:0;z-index:30;width:max-content;max-width:280px;display:flex;flex-direction:column;gap:2px;padding:9px 13px 10px;border:1px solid rgba(217,119,6,.28);border-radius:12px;background:linear-gradient(135deg,#fff7ed,#ffedd5);color:#7c2d12;font-size:12.5px;line-height:1.4;box-shadow:0 8px 24px #d9770629;pointer-events:none;animation:hint-in .35s ease-out .4s both}.name-hint strong{font-size:13px;font-weight:600;color:var(--accent-strong)}.name-hint:before{content:"";position:absolute;top:-7px;left:22px;width:12px;height:12px;background:#fff7ed;border-top:1px solid rgba(217,119,6,.28);border-left:1px solid rgba(217,119,6,.28);border-top-left-radius:3px;transform:rotate(45deg)}.name-hint.is-nudged{animation:hint-nudge .45s ease-in-out both}.toolbar.is-wrapped .toolbar-project{align-items:flex-start}.toolbar.is-wrapped .crumb-sep{line-height:var(--control-h)}.toolbar.is-wrapped .project-name-wrap{flex-direction:column}.toolbar.is-wrapped .name-hint{position:static;margin-top:12px;width:auto;box-shadow:none}@keyframes hint-in{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}@keyframes hint-nudge{0%,to{transform:translate(0)}20%,60%{transform:translate(-5px)}40%,80%{transform:translate(5px)}}@media (prefers-reduced-motion: reduce){.name-hint,.name-hint.is-nudged{animation:none}}.toolbar .project-name{flex:1 1 auto;width:100%;min-width:0;padding:0 8px;font-size:15px;font-weight:600;text-overflow:ellipsis;border-color:transparent;background:transparent}.toolbar .project-name:hover:not(:focus){border-color:var(--panel-border);background:var(--bg-1)}.toolbar .project-name:focus{background:var(--bg-0)}.toolbar .project-name.needs-name:not(:focus){border-color:#d9770659;background:#fff7ed99}.project-name::placeholder{font-weight:400;color:var(--text-2);opacity:.8}.toolbar-project select{flex:0 1 220px;min-width:130px;text-overflow:ellipsis;color:var(--text-1)}.toolbar-actions{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-left:auto}.sep{width:1px;height:20px;background:var(--panel-border);margin:0 4px}input:not([type]),input[type=search],select,textarea{padding:6px 9px;border:1px solid var(--panel-border-strong);border-radius:8px;background:var(--bg-0)}input:not([type]),input[type=search],select{height:var(--control-h);padding-top:0;padding-bottom:0}select{-webkit-appearance:none;-moz-appearance:none;appearance:none;padding-right:28px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 9px center;cursor:pointer}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.btn:focus-visible,.info-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn{height:var(--control-h);padding:0 12px;border:1px solid var(--panel-border-strong);border-radius:8px;background:var(--bg-0);cursor:pointer;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;gap:6px}.btn .ico{flex:none;opacity:.85}.btn:hover:not(:disabled){background:var(--bg-1)}.btn:disabled{opacity:.45;cursor:default}.btn.icon{width:var(--control-h);padding:0;font-size:16px;line-height:1}.btn.ghost{border-color:transparent;background:transparent;color:var(--text-1)}.btn.ghost:hover:not(:disabled){background:var(--tint);color:var(--text-0)}.btn-group{display:inline-flex}.btn-group .btn{border-radius:0}.btn-group .btn+.btn{margin-left:-1px}.btn-group .btn:first-child{border-radius:8px 0 0 8px}.btn-group .btn:last-child{border-radius:0 8px 8px 0}.btn-group .btn:focus-visible{position:relative;z-index:1}.btn.primary{min-width:182px;background:var(--accent-strong);border-color:var(--accent-strong);color:#fff;font-weight:600}.btn.primary .ico{opacity:1}.btn.primary:hover:not(:disabled){background:var(--accent-strong-hover);border-color:var(--accent-strong-hover)}.btn.danger{color:var(--err);border-color:#dc262666}.btn.small{height:26px;padding:0 9px;font-size:12px}.library{display:flex;flex-direction:column;min-height:0;padding:12px}.library-filters{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}.library-list{flex:1;min-height:0;overflow-y:auto;margin:0 -4px;padding:0 4px}.library-group-label{margin:12px 0 6px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-2)}.chip{display:flex;align-items:center;gap:8px;width:100%;margin-bottom:6px;padding:5px 8px 5px 5px;text-align:left;border:1px solid var(--panel-border);border-radius:var(--radius-sm);background:var(--bg-0);cursor:grab;touch-action:pan-y;-webkit-user-select:none;user-select:none}@media (hover: hover){.chip:hover{border-color:var(--panel-border-strong);box-shadow:var(--shadow-sm)}}.chip.armed{border-color:var(--accent);background:var(--accent-soft)}.chip-thumb{flex:none;display:grid;place-items:center;width:46px;height:46px;border-radius:7px;background:var(--bg-2)}.chip-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:1px;font-size:12.5px}.chip-body b{font-weight:600;line-height:1.25}.chip-body span{font-size:11.5px;color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chip-te{flex:none;font-size:11px;font-weight:600;padding:1px 6px;border-radius:99px;background:var(--tint);color:var(--text-1)}.library-hint{margin:10px 0 0;font-size:12px;line-height:1.45;color:var(--text-2)}.canvas-panel{position:relative;display:flex;flex-direction:column;min-height:0;overflow:hidden}.canvas-stage{position:relative;flex:1;min-height:0;display:flex}.trash-zone{position:absolute;z-index:2;top:12px;bottom:12px;width:64px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:8px 4px;border:2px dashed var(--err);border-radius:12px;background:var(--err-soft);color:var(--err);font-size:11px;font-weight:600;text-align:center;line-height:1.3;pointer-events:none;opacity:0;visibility:hidden;transition:opacity .15s,visibility .15s,background .15s,transform .15s}.trash-zone.left{left:12px}.trash-zone.right{right:12px}.trash-zone.active{opacity:1;visibility:visible}.trash-zone.hot{border-style:solid;background:#dc262638;transform:scale(1.04)}.sel-tool{cursor:pointer}@media (hover: hover){.sel-tool:hover circle{filter:brightness(1.12) drop-shadow(0 1px 3px rgba(0,0,0,.35))}}.drag-ghost.delete .drag-ghost-part{border-color:var(--err);background:#fee2e2eb}.drag-ghost.delete .drag-ghost-label{background:var(--err)}.canvas-scroll{flex:1;min-height:0;overflow:auto;padding:16px 88px;display:flex;justify-content:center;align-items:flex-start}.cabinet-svg{width:100%;height:100%;min-height:520px;max-width:1100px;-webkit-user-select:none;user-select:none;-webkit-user-drag:none}.cabinet-svg{cursor:crosshair}.cabinet-svg.armed{cursor:copy}.cabinet-svg image{-webkit-user-drag:none}.placed-part{cursor:grab;touch-action:none}@media (hover: hover){.placed-part:hover{filter:drop-shadow(0 0 3px rgba(217,119,6,.55))}}.cabinet-svg.select-mode{touch-action:none}@media (hover: hover),(pointer: fine){.touch-only{display:none!important}}@media (hover: none) and (pointer: coarse){.canvas-scroll{padding-top:68px}}.tool-btn{position:absolute;z-index:3;top:12px;left:12px;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 14px 0 12px;border:1px solid var(--panel-border-strong);border-radius:12px;background:var(--bg-0);color:var(--text-1);font-weight:600;box-shadow:var(--shadow-sm);cursor:pointer;touch-action:manipulation}.tool-btn .ico{width:20px;height:20px}.tool-btn.active{background:var(--accent-strong);border-color:var(--accent-strong);color:#fff;box-shadow:0 4px 14px #b4530959}.tool-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.armed-bar{position:absolute;z-index:4;left:50%;top:12px;transform:translate(-50%);display:flex;align-items:center;gap:12px;max-width:calc(100% - 176px);padding:6px 6px 6px 14px;font-size:13px;background:var(--panel);border:1px solid rgba(217,119,6,.45);border-radius:999px;box-shadow:var(--shadow-sm);animation:armed-in .15s ease-out both;pointer-events:none}.armed-bar .btn{pointer-events:auto}.armed-bar>span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.armed-bar .btn{flex-shrink:0;border-radius:999px}@keyframes armed-in{0%{opacity:0;transform:translate(-50%,-6px)}to{opacity:1;transform:translate(-50%)}}@media (prefers-reduced-motion: reduce){.armed-bar{animation:none}}.drag-ghost{position:fixed;z-index:50;transform:translate(-50%,-42px);display:flex;flex-direction:column;align-items:center;gap:4px;pointer-events:none}.drag-ghost-part{display:grid;place-items:center;width:84px;height:84px;border-radius:12px;background:#ffffffd9;border:2px solid var(--text-1);box-shadow:var(--shadow);opacity:.9;transition:border-color .12s,background .12s}.drag-ghost-label{padding:3px 9px;font-size:12px;font-weight:600;white-space:nowrap;border-radius:8px;background:var(--text-0);color:#fff;box-shadow:var(--shadow-sm)}.sidebar{display:flex;flex-direction:column;gap:12px;min-height:0;overflow-y:auto}.props,.bom{padding:12px}.props-body{display:flex;flex-direction:column;gap:10px}.multi-sel-list{margin:0;padding:0;list-style:none;max-height:220px;overflow-y:auto;border:1px solid var(--panel-border);border-radius:var(--radius-sm)}.multi-sel-list li{display:flex;gap:10px;padding:6px 10px;font-size:13px}.multi-sel-list li+li{border-top:1px solid var(--panel-border)}.multi-sel-bmk{flex:none;min-width:36px;font-weight:700;color:var(--accent-strong)}.multi-sel-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-1)}.multi-sel .btn.danger{align-self:flex-start}.props-head{display:flex;gap:10px;align-items:center}.props-head>div{display:flex;flex-direction:column;gap:2px;min-width:0;font-size:13px}.props-head .muted{font-size:12px}.props-thumb{flex:none;display:grid;place-items:center;width:70px;height:70px;border-radius:9px;background:var(--bg-2)}.field{display:flex;flex-direction:column;gap:3px;font-size:12px;color:var(--text-2)}.field input,.field textarea{color:var(--text-0);font-size:13px;resize:vertical}.specs{display:grid;grid-template-columns:auto 1fr;gap:3px 10px;margin:0;font-size:12.5px}.specs-row{display:contents}.specs dt{color:var(--text-2)}.specs dd{margin:0}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}.panel-head .panel-title{margin:0}.info-btn{flex:none;width:26px;height:26px;padding:0;border-radius:50%;border:1.5px solid var(--accent);background:transparent;color:var(--accent-text);font:italic 700 14px/1 Georgia,Times New Roman,serif;cursor:pointer}.info-btn:hover,.info-btn.active{background:var(--accent);color:#fff}.info-box{display:flex;flex-direction:column;gap:6px;padding:10px;border-radius:var(--radius-sm);background:var(--accent-soft);font-size:12.5px;line-height:1.5}.info-box b{color:var(--accent-text)}.info-box a{color:var(--accent-text);font-weight:600}.info-note{font-size:11.5px;color:var(--text-2)}.props>.muted{margin:0;font-size:12.5px;line-height:1.5}.bom table{width:100%;border-collapse:collapse;font-size:12px}.bom th{text-align:left;font-weight:600;color:var(--text-2);padding:0 4px 4px;border-bottom:1px solid var(--panel-border)}.bom td{padding:5px 4px;vertical-align:top;border-bottom:1px solid var(--panel-border)}.bom td b{display:block;font-weight:600}.bom td .muted{font-size:11px}.bom .num{font-weight:700;white-space:nowrap}.bom .bmk{color:var(--text-1)}.bom .panel-title .muted{text-transform:none;font-weight:400;letter-spacing:0}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:grid;place-items:center;padding:16px;background:#0f172a73}.dialog{width:min(460px,100%);max-height:100%;overflow-y:auto;padding:20px;border-radius:var(--radius);background:var(--panel);box-shadow:var(--shadow)}.dialog h2{margin:0 0 8px;font-size:18px}.dialog .muted{margin:0 0 12px;font-size:13px;line-height:1.5}.notice{margin:0 0 12px;padding:9px 12px;font-size:12.5px;line-height:1.5;border-radius:var(--radius-sm);background:var(--accent-soft)}.notice.err{background:var(--err-soft);color:var(--err)}.qr{display:block;width:240px;height:240px;margin:0 auto 12px;image-rendering:pixelated}.share-link{display:flex;gap:6px}.share-link input{flex:1;min-width:0;font-size:12px}.dialog-actions{display:flex;justify-content:flex-end;margin-top:16px}.toast{position:fixed;left:50%;bottom:20px;z-index:120;transform:translate(-50%);max-width:min(560px,calc(100% - 32px));padding:10px 16px;font-size:13px;border-radius:10px;background:var(--text-0);color:#fff;box-shadow:var(--shadow)}@media (max-width: 1100px){.app{height:auto;min-height:100%}.app-main{grid-template-columns:1fr}.library-list{max-height:320px}.sidebar{overflow:visible}}