:root{--bg:#f6f7f9;--panel:#fff;--ink:#1d2330;--muted:#6b7280;--line:#d8dde5;--acc:#0b63b6;--sel:#ff6b00;--warn-bg:#fff6e0;--err-bg:#ffe8e8}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#121519;--panel:#1b2027;--ink:#e6e9ee;--muted:#9aa3ad;--line:#2d3440;--acc:#5aa9ff;--warn-bg:#3a3012;--err-bg:#3a1a1a}}:root[data-theme=dark]{--bg:#121519;--panel:#1b2027;--ink:#e6e9ee;--muted:#9aa3ad;--line:#2d3440;--acc:#5aa9ff;--warn-bg:#3a3012;--err-bg:#3a1a1a}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);margin:0;font:14px/1.4 -apple-system,Segoe UI,Roboto,sans-serif}header{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:14px;padding:10px 16px;display:flex}header h1{margin:0;font-size:16px}select,button{font:inherit;border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:6px;padding:4px 8px}button{cursor:pointer}main{grid-template-columns:1fr 360px;gap:12px;padding:12px 16px;display:grid}@media (max-width:900px){main{grid-template-columns:1fr;padding:12px 16px}}.stack{gap:12px;min-width:0;display:grid}.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;min-width:0;padding:10px;overflow:hidden}.panel h2{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin:0 0 6px;font-size:13px}svg{width:100%;display:block}.obj{cursor:pointer}.obj:hover{opacity:.75}.selected{stroke:var(--sel)!important;stroke-width:2.5px!important}.toolbar{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:6px;font-size:12.5px;display:flex}.toolbar label{align-items:center;gap:6px;display:flex}input[type=range]{width:120px}.legend{color:var(--muted);flex-wrap:wrap;gap:12px;margin-top:6px;font-size:12px;display:flex}.legend i{vertical-align:-2px;border-radius:2px;width:12px;height:12px;margin-right:4px;display:inline-block}.tag{background:var(--line);border-radius:10px;margin-left:4px;padding:1px 6px;font-size:11px;display:inline-block}.muted{color:var(--muted)}.small{font-size:11px}.hint{margin-top:6px;font-size:11px}.error{background:var(--err-bg);border-radius:8px;margin:12px 16px;padding:10px}.warn{background:var(--warn-bg);border-radius:6px;margin:8px 16px 0;padding:6px 10px;font-size:12.5px}#info table{border-collapse:collapse;width:100%;font-size:12.5px}#info td{vertical-align:top;border-bottom:1px solid var(--line);padding:3px 4px}#info td:first-child{color:var(--muted);white-space:nowrap}.trace{word-break:break-word;font-family:ui-monospace,Menlo,monospace;font-size:12px}.qline+.qline{border-top:1px dashed var(--line);margin-top:4px;padding-top:4px}table.boq{border-collapse:collapse;width:100%;font-size:12.5px}table.boq th,table.boq td{border-bottom:1px solid var(--line);text-align:left;padding:3px 6px}.num{font-variant-numeric:tabular-nums;text-align:right!important}code{font-family:ui-monospace,Menlo,monospace;font-size:12px}.bold td{font-weight:600}.warn-tag{background:var(--warn-bg)}table.summary{max-width:560px;margin-top:8px}table.boq.small{font-size:11.5px}.ra{margin-top:4px}button.link{color:var(--acc);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:12px}input{font:inherit;border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:6px;padding:3px 6px}tr.diff td{background:var(--warn-bg)}ul.findings{margin:6px 0 0;padding-left:18px;font-size:12.5px}.gantt{width:100%}.tag a,a.tag{color:var(--acc);text-decoration:none}.aibar{margin:12px 16px 0}.aireply p{margin:6px 0}.proposals{gap:8px;margin:6px 0;display:grid}.proposal{border:1px solid var(--line);border-radius:6px;gap:4px;padding:8px;display:grid}.proposal.invalid{opacity:.7;border-style:dashed}.proposal button{justify-self:start}.toolresult pre{background:var(--bg);border-radius:6px;max-height:220px;padding:6px;overflow:auto}