:root{--bg: #eef0f2;--surface: rgba(255, 255, 255, .92);--border: #d6dade;--text: #1d2125;--muted: #6b737b;--accent: #2f6fde;--danger: #c8443a;--topbar-h: 52px;--panel-w: 300px;--radius: 8px;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text)}*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;background:var(--bg)}[hidden]{display:none!important}button,input{font:inherit;color:inherit}button{cursor:pointer;border:1px solid var(--border);background:#fff;border-radius:6px;padding:6px 12px}button:hover{border-color:#b8bec4}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.danger{color:var(--danger)}.ghost{cursor:pointer;border:1px solid transparent;background:transparent;border-radius:6px;padding:6px 10px;font-size:14px}.ghost:hover{border-color:var(--border);background:#fff}.muted{color:var(--muted);margin:0}.small{font-size:12px}h2{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 8px}.login{position:fixed;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;background:var(--bg)}.login-card{width:min(320px,calc(100% - 32px));display:flex;flex-direction:column;gap:14px;padding:28px;background:#fff;border:1px solid var(--border);border-radius:12px}.login-card h1{margin:0;font-size:20px;font-weight:600}.login-card label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}.login-card input{padding:9px 10px;border:1px solid var(--border);border-radius:6px;color:var(--text)}.login-card input:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:transparent}.login-card button{padding:10px}.error{color:var(--danger);margin:0;font-size:13px}.topbar{position:fixed;top:0;left:0;right:0;height:var(--topbar-h);display:flex;align-items:center;gap:8px;padding:0 14px;background:var(--surface);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:10}.topbar>*{flex-shrink:0;white-space:nowrap}.brand{font-weight:600;display:flex;align-items:center;gap:8px}.brand img{width:28px;height:28px}.brand .app-version{font-size:12px;font-weight:400;color:var(--muted);font-variant-numeric:tabular-nums}.login-card .logo{width:72px;height:72px;margin:-8px 0 -6px -6px}.spacer{flex:1}#user-name{margin-right:6px}.topbar .outline,.topbar .primary{min-width:110px;padding:6px 16px;border-radius:8px;font-weight:500}button.outline{background:#fff;border:1.5px solid var(--text)}button.outline:hover{background:#f3f5f7}button:disabled{opacity:.45;cursor:default}.ghost.danger{color:var(--danger)}.segmented{display:flex;background:#e4e7ea;border-radius:7px;padding:2px}.segmented button{border:0;background:transparent;padding:5px 14px;border-radius:5px;font-size:14px}.segmented button.active{background:#fff;box-shadow:0 1px 2px #0000001f}.config-bar,.view-switch,.sel-bar{position:fixed;z-index:6;display:flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--border);border-radius:10px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);padding:6px}.config-bar{top:calc(var(--topbar-h) + 12px);left:16px;max-width:calc(100vw - 32px - var(--panel-offset));flex-wrap:wrap}.config-bar select{max-width:240px;min-width:0;padding:5px 8px;border:1px solid var(--border);border-radius:6px;background:#fff;font:inherit;font-size:14px}.cfg-manage{display:flex;gap:2px}.cfg-manage .ghost{font-size:13px;padding:5px 8px}.edit-badge{font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);padding:0 4px 0 6px}body:not(.mode-edit) .cfg-manage,body:not(.mode-edit) .edit-badge{display:none}#cfg-state{padding:0 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:220px}.view-switch{left:16px;bottom:16px}.sel-bar{bottom:16px;left:50%;transform:translate(calc(-50% - var(--panel-offset) / 2));font-size:14px}#sel-bar-name{font-weight:600;padding:0 8px;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}body:not(.mode-2d) .sel-bar{bottom:72px}.viewport{position:fixed;top:var(--topbar-h);left:0;right:0;bottom:0}.view,.view canvas{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block}.view canvas{touch-action:none}.view.drop-target{outline:3px dashed var(--accent);outline-offset:-6px}.status{position:absolute;left:50%;top:64px;transform:translate(-50%);max-width:min(80%,560px);z-index:7;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:8px 14px;font-size:13px;cursor:pointer}.slider-x,.slider-y{position:fixed;z-index:5;display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border);border-radius:999px;font-size:12px;color:var(--muted)}.slider-x{bottom:16px;left:160px;right:calc(var(--panel-offset) + 90px);max-width:560px;margin-inline:auto;padding:6px 16px}.slider-x input{flex:1;min-width:0}.slider-y{flex-direction:column;right:calc(var(--panel-offset) + 16px);top:calc(var(--topbar-h) + 50%);transform:translateY(-50%);height:min(420px,calc(100vh - var(--topbar-h) - 160px));padding:14px 6px}.slider-y input{flex:1;writing-mode:vertical-lr;direction:rtl;width:20px}input[type=range]{accent-color:var(--accent);cursor:pointer}body.mode-2d .slider-x,body.mode-2d .slider-y{display:none}body{--panel-offset: 0px}body.mode-edit:not(.panel-collapsed){--panel-offset: var(--panel-w)}body:not(.mode-edit) .panel{display:none}.panel{position:fixed;z-index:8;top:var(--topbar-h);right:0;bottom:0;width:var(--panel-w);background:var(--surface);border-left:1px solid var(--border);transition:transform .2s ease}body.panel-collapsed .panel{transform:translate(100%)}.panel-toggle{position:absolute;left:-33px;top:12px;width:32px;height:44px;padding:0;border-radius:8px 0 0 8px;border-right:0;background:var(--surface);font-size:18px;line-height:1}.panel-toggle .label{display:none}body:not(.panel-collapsed) .panel-toggle .chev{display:inline-block;transform:scaleX(-1)}.panel-body{height:100%;overflow-y:auto;overflow-x:hidden;padding:16px;display:flex;flex-direction:column;gap:14px}.palette{display:flex;flex-direction:column;gap:8px}.item{border:1px solid var(--border);border-radius:var(--radius);background:#fff;padding:8px;display:grid;grid-template-columns:34px minmax(0,1fr) auto;gap:6px 8px;align-items:center}.item .swatch{grid-row:span 2;width:34px;height:34px;border-radius:6px;cursor:grab;border:1px solid rgba(0,0,0,.1)}.item .swatch.round{border-radius:50%}.item .swatch:active{cursor:grabbing}.item .name{font-size:14px;font-weight:500;cursor:grab}.item .add{grid-row:span 2;grid-column:3;grid-row-start:1;width:34px;height:34px;padding:0;border-radius:50%;font-size:20px;line-height:1;color:var(--accent)}.item .dims{grid-column:2}.dims{display:flex;gap:4px;min-width:0}.dims input::-webkit-outer-spin-button,.dims input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.dims label{display:flex;align-items:center;gap:3px;font-size:11px;color:var(--muted)}.dims input{width:46px;min-width:0;-moz-appearance:textfield;padding:3px 4px;border:1px solid var(--border);border-radius:4px;font-size:12px}.inspector{border-top:1px solid var(--border);padding-top:14px;display:flex;flex-direction:column;gap:10px}.inspector .row{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:13px;color:var(--muted)}.inspector .row input[type=text],.inspector .row input[type=number]{width:140px;padding:4px 6px;border:1px solid var(--border);border-radius:4px}.inspector .dims input{width:56px}.actions{display:flex;flex-wrap:wrap;gap:6px}.actions button{font-size:13px;padding:5px 10px}@media (max-width: 1280px){#user-name,#cfg-state{display:none}.sel-bar,body:not(.mode-2d) .sel-bar{bottom:72px}}@media (max-width: 1024px){:root{--panel-w: 260px;--topbar-h: 56px}.topbar .outline,.topbar .primary{min-width:0}.config-bar select{max-width:200px}.segmented button{padding:8px 14px}.item .add{width:40px;height:40px}}@media (max-width: 640px){:root{--topbar-h: 52px}body{--panel-offset: 0px !important}.topbar{padding:0 8px;gap:4px}.brand span:not(.app-version){display:none}.topbar .ghost,.topbar .outline,.topbar .primary{padding:6px 10px;font-size:14px}#btn-logout{display:none}.config-bar{left:8px;right:8px;top:calc(var(--topbar-h) + 8px);max-width:none}.config-bar select{flex:1;max-width:none}.cfg-manage{width:100%;justify-content:space-between}.view-switch{left:8px;bottom:8px;flex-direction:column-reverse;align-items:flex-start}.slider-x{left:8px;right:56px;bottom:auto;top:calc(var(--topbar-h) + 64px);margin:0}.slider-y{right:8px;height:38vh;top:auto;bottom:8px;transform:none}.sel-bar{left:8px;right:8px;transform:none;justify-content:space-between;bottom:8px}.sel-bar,body.mode-2d .sel-bar,body:not(.mode-2d) .sel-bar{bottom:112px}.panel{top:auto;left:0;width:100%;height:58vh;border-left:0;border-top:1px solid var(--border);border-radius:14px 14px 0 0;box-shadow:0 -8px 24px #141e2d1f}body.panel-collapsed .panel{transform:translateY(100%)}.panel-toggle{left:auto;right:8px;top:-44px;width:auto;height:36px;padding:0 14px;border:1px solid var(--border);border-radius:10px;font-size:14px;font-weight:500}.panel-toggle .chev{display:none!important}.panel-toggle .label{display:inline}body:not(.panel-collapsed) .sel-bar{bottom:calc(58vh + 52px)}body:not(.panel-collapsed) .view-switch{display:none}}.dialog{width:min(380px,calc(100vw - 32px));border:1px solid var(--border);border-radius:12px;padding:0;box-shadow:0 12px 40px #141e2d2e}.dialog::backdrop{background:#141e2d47}.dialog form{display:flex;flex-direction:column;gap:12px;padding:20px}.dialog h3{margin:0;font-size:16px;font-weight:600}.dialog input{padding:8px 10px;border:1px solid var(--border);border-radius:6px}.dialog input:focus{outline:2px solid var(--accent);outline-offset:-1px}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap}.dialog-actions .ghost{border-color:var(--border)}button.danger-fill{background:var(--danger);border-color:var(--danger);color:#fff}.print-root{display:none}@media print{html,body{height:auto;overflow:visible;background:#fff}#app,#login{display:none!important}.print-root{display:block;color:#000}.sheet{break-after:page;display:flex;flex-direction:column;gap:4mm}.plan-sheet{position:relative;display:block;overflow:hidden}.plan-sheet img,.plan-sheet svg{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%}.sheet:last-child{break-after:auto}.sheet header{display:flex;justify-content:space-between;align-items:baseline;font-size:10pt;border-bottom:.3mm solid #000;padding-bottom:2mm}.sheet header span{font-size:8pt}.drawing{position:relative;margin:0 auto}.drawing img,.drawing svg{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%}.drawing img{filter:grayscale(1)}.legend{font-size:8pt;border-collapse:collapse}.legend th,.legend td{text-align:left;padding:.6mm 4mm .6mm 0;border-bottom:.1mm solid #999}}