:root{--chrome:#f0f0f0;--chrome-dark:#e3e3e3;--panel:#f7f7f7;--group:#fff;--border:#d4d4d4;--border-strong:#b9b9b9;--text:#1e1e1e;--text-muted:#6b6b6b;--hover-bg:#e5f1fb;--hover-border:#a8d2f4;--active-bg:#cce4f7;--active-border:#7eb4ea;--accent:#0a64c8;--danger:#c42b1c;--under:#1f2bd6;color:var(--text);background:var(--chrome);-webkit-font-smoothing:antialiased;font-family:Segoe UI,ui-sans-serif,system-ui,-apple-system,sans-serif;font-size:12px}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;overflow:hidden}button,input{font:inherit;color:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.35}code{background:#ececec;padding:0 3px;font-family:Consolas,ui-monospace,SF Mono,Menlo,monospace;font-size:.95em}.app{grid-template-rows:34px auto 1fr 24px;height:100%;display:grid}.titlebar{border-bottom:1px solid var(--border);background:linear-gradient(#fafafa,#ececec);grid-template-columns:auto auto 1fr auto;align-items:center;gap:10px;padding:0 8px;display:grid}.titlebar-brand{align-items:center;gap:7px;padding-right:6px;display:flex}.brand-mark{background:linear-gradient(#3c78d8,#1d4fa6);border-radius:3px;place-items:center;width:22px;height:22px;display:grid}.brand-name{letter-spacing:.08em;color:#2b2b2b;font-size:11px;font-weight:700}.qa-bar{border-left:1px solid var(--border);align-items:center;gap:1px;padding-left:8px;display:flex}.qa-button{background:0 0;border:1px solid #0000;border-radius:2px;place-items:center;width:26px;height:26px;display:grid}.qa-button:hover:not(:disabled){background:var(--hover-bg);border-color:var(--hover-border)}.qa-sep{background:var(--border);width:1px;height:18px;margin:0 4px}.titlebar-doc{justify-self:center}.doc-title{color:#333;background:0 0;border:1px solid #0000;padding:2px 8px;font-size:12px}.doc-title:hover{border-color:var(--border);background:#fff}.doc-kind{color:var(--text-muted)}.doc-title-input{border:1px solid var(--accent);text-align:center;outline:none;width:220px;padding:2px 6px}.titlebar-right{width:160px}.ribbon{border-bottom:1px solid var(--border);background:#fbfbfb}.ribbon-body{align-items:stretch;height:70px;padding:3px 4px 2px;display:flex}.ribbon-group{border-right:1px solid var(--border);align-items:stretch;gap:1px;padding:0 5px;display:flex}.ribbon-button{text-align:center;color:#222;background:0 0;border:1px solid #0000;border-radius:2px;flex-direction:column;justify-content:flex-start;align-items:center;gap:2px;width:64px;padding:4px 2px 2px;font-size:11px;line-height:1.15;display:flex}.ribbon-button span{-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.ribbon-button:hover{background:var(--hover-bg);border-color:var(--hover-border)}.ribbon-button.active{background:var(--active-bg);border-color:var(--active-border)}.ribbon-tabs{background:var(--chrome-dark);border-top:1px solid var(--border);align-items:flex-end;gap:1px;height:22px;padding:0 6px;display:flex}.ribbon-tab{color:#444;background:0 0;border:1px solid #0000;border-top:none;height:21px;margin-top:-1px;padding:0 14px;font-size:12px}.ribbon-tab:hover{color:#000;background:#ececec}.ribbon-tab.active{border-color:var(--border);color:#000;background:#fbfbfb;font-weight:600}.workspace{grid-template-columns:286px 1fr;min-height:0;display:grid}.canvas-area{min-width:0;min-height:0;position:relative}.viewport{position:absolute;inset:0;overflow:hidden}.viewport canvas{touch-action:none;width:100%;height:100%;display:block}.pm{background:var(--panel);border-right:1px solid var(--border-strong);flex-direction:column;min-height:0;display:flex}.pm-tabstrip{background:var(--chrome-dark);border-bottom:1px solid var(--border);gap:2px;height:26px;padding:3px 6px 0;display:flex}.pm-tab{border:1px solid var(--border);background:var(--panel);border-bottom:none;place-items:center;width:30px;margin-bottom:-1px;display:grid}.pm-header{align-items:center;gap:7px;padding:9px 10px 3px;display:flex}.pm-title{color:#111;flex:1;font-size:15px}.pm-help{color:#4f6177;border:1px solid #9aa6b5;border-radius:50%;place-items:center;width:16px;height:16px;font-size:10px;font-weight:700;display:grid}.pm-actions-row{gap:2px;padding:3px 9px 6px;display:flex}.pm-ok,.pm-cancel{background:0 0;border:1px solid #0000;border-radius:2px;place-items:center;width:28px;height:24px;display:grid}.pm-ok:hover,.pm-cancel:hover{background:var(--hover-bg);border-color:var(--hover-border)}.pm-body{flex:1;padding:0 6px 12px;overflow-y:auto}.pm-group{border:1px solid var(--border);background:var(--group);margin-top:6px}.pm-group-header{border:none;border-bottom:1px solid var(--border);text-align:left;background:linear-gradient(#fdfdfd,#eee);justify-content:space-between;align-items:center;width:100%;padding:4px 6px 4px 8px;font-weight:600;display:flex}.pm-group-header.static{cursor:default}.pm-group.collapsed .pm-group-header{border-bottom:none}.pm-group.collapsed .pm-chevron{transform:rotate(-90deg)}.pm-chevron{color:#555;display:grid;transform:rotate(180deg)}.pm-group-body{padding:6px 8px 8px}.pm-group-body p{margin:0;line-height:1.45}.pm-message .pm-group-body{background:#fdf8dc}.text-under{color:var(--under)}.text-over{color:var(--danger)}.pm-note{color:var(--text-muted);margin:4px 0 0;line-height:1.45}.pm-error{color:var(--danger);margin:4px 0!important}.pm-readout{justify-content:space-between;gap:8px;padding:2px 0;display:flex}.pm-readout-label{color:var(--text-muted)}.pm-readout-value{font-variant-numeric:tabular-nums}.pm-check{align-items:center;gap:6px;padding:2px 0;display:flex}.pm-check input{margin:0}.pm-button{border:1px solid var(--border-strong);background:linear-gradient(#fff,#ececec);border-radius:2px;align-items:center;gap:4px;margin-top:6px;padding:3px 10px;display:inline-flex}.pm-button:hover{background:var(--hover-bg);border-color:var(--hover-border)}.pm-field{grid-template-columns:20px 1fr auto;align-items:center;gap:6px;margin-bottom:6px;display:grid}.pm-field-icon{height:22px;color:var(--accent);place-items:center;font-weight:700;display:grid}.pm-field input,.param-table input{border:1px solid var(--border-strong);background:#fff;border-radius:0;width:100%;padding:2px 5px}.pm-field input:focus,.param-table input:focus{border-color:var(--accent);outline:none}.pm-field input:disabled{color:var(--text-muted);background:#f0f0f0}.pm-unit{color:var(--text-muted)}.pm-list{border:1px solid var(--border);background:#fff;min-height:24px;max-height:168px;margin:0;padding:2px 0;list-style:none;overflow-y:auto}.pm-list li{align-items:center;padding:1px 4px;display:flex}.pm-list li:hover{background:var(--hover-bg)}.pm-list li.selected{background:var(--active-bg)}.pm-list li.flagged{color:var(--danger)}.pm-list.pm-actions{background:0 0;border:none;max-height:none}.pm-list-item{text-align:left;white-space:nowrap;text-overflow:ellipsis;background:0 0;border:none;flex:1;align-items:center;gap:6px;padding:1px 0;display:flex;overflow:hidden}.pm-list-delete{background:0 0;border:none;place-items:center;width:18px;height:18px;display:none}.pm-list li:hover .pm-list-delete{display:grid}.rel-glyph{color:#2f5d17;background:#e3f1d6;border:1px solid #6f9f4f;flex:none;place-items:center;width:16px;height:16px;font-size:10px;font-weight:700;display:inline-grid}.rel-glyph.dim{color:var(--accent);background:#e6eef9;border-color:#8aa4c8}.pm-status-line{color:var(--text-muted);align-items:center;gap:6px;display:flex;margin-top:6px!important}.dot{border-radius:50%;width:8px;height:8px}.dot.under{background:var(--under)}.dot.full{background:#000}.dot.over{background:var(--danger)}.param-table{border-collapse:collapse;table-layout:fixed;width:100%}.param-table th{text-align:left;color:var(--text-muted);padding:0 4px 3px 0;font-weight:400}.param-table th:first-child{width:30%}.param-table th:nth-child(3){width:46px}.param-table th:nth-child(4){width:22px}.param-table td{padding:1px 4px 1px 0}.param-value{font-variant-numeric:tabular-nums;color:var(--text-muted);text-overflow:ellipsis;overflow:hidden}.has-error input{border-color:var(--danger)}.param-error td{color:var(--danger);padding-bottom:4px;font-size:11px}.icon-button.tiny{opacity:.7;background:0 0;border:none;place-items:center;width:20px;height:20px;display:inline-grid}.icon-button.tiny:hover{opacity:1}.hud-toolbar{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:3;background:#ffffff8c;border:1px solid #a0acbc80;border-radius:3px;align-items:center;gap:1px;padding:2px 4px;display:flex;position:absolute;top:6px;left:50%;transform:translate(-50%)}.hud-toolbar button{background:0 0;border:1px solid #0000;border-radius:2px;place-items:center;width:26px;height:24px;display:grid}.hud-toolbar button:hover{background:var(--hover-bg);border-color:var(--hover-border)}.hud-toolbar button.on{border-color:var(--active-border);background:#cce4f7cc}.hud-sep{background:#78829166;width:1px;height:16px;margin:0 3px}.confirm-corner{z-index:3;flex-direction:column;align-items:center;gap:2px;display:flex;position:absolute;top:6px;right:8px}.confirm-corner button{background:0 0;border:1px solid #0000;border-radius:2px;place-items:center;width:32px;height:30px;display:grid}.confirm-corner button:hover{border-color:var(--hover-border);background:#e5f1fbd9}.modify-box{z-index:5;background:#f5f5f5;border:1px solid #8c8c8c;width:176px;position:absolute;box-shadow:2px 3px 8px #00000040}.modify-title{border-bottom:1px solid var(--border);background:linear-gradient(#fff,#e8e8e8);padding:3px 7px}.modify-actions{gap:1px;padding:3px 4px 0;display:flex}.modify-actions button{background:0 0;border:1px solid #0000;border-radius:2px;place-items:center;width:24px;height:22px;display:grid}.modify-actions button:hover{background:var(--hover-bg);border-color:var(--hover-border)}.modify-field{align-items:center;gap:4px;padding:4px 6px 2px;display:flex}.modify-field input{border:1px solid var(--accent);background:#fff;outline:none;flex:1;min-width:0;padding:2px 5px}.modify-unit{color:var(--text-muted)}.modify-name{color:var(--text-muted);padding:2px 7px 5px;font-size:11px}.toast{color:#222;pointer-events:none;background:#ffffe1;border:1px solid #c9c9c9;max-width:min(560px,90%);padding:6px 12px;position:absolute;bottom:14px;left:50%;transform:translate(-50%);box-shadow:2px 3px 8px #0003}.toast-error{color:#8a1c10;background:#fde7e4;border-color:#e3a29a}.statusbar{background:var(--chrome);border-top:1px solid var(--border-strong);color:#333;white-space:nowrap;align-items:stretch;display:flex;overflow:hidden}.status-hint{text-overflow:ellipsis;align-items:center;padding:0 8px;display:flex;overflow:hidden}.status-spacer{flex:1}.status-cell{border-left:1px solid var(--border-strong);align-items:center;padding:0 10px;display:flex}.status-num{font-variant-numeric:tabular-nums;justify-content:flex-end;min-width:78px}.status-under{color:var(--under)}.status-over{color:var(--danger)}