:root{--bg: #1a1d23;--panel: #23272f;--panel-2: #2b3039;--panel-3: #333947;--border: #363c47;--text: #e6e9ee;--muted: #9aa3b2;--accent: #4fd1ff;--accent-2: #ffb454;--danger: #ff6b6b;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:13px;color:var(--text)}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);overflow:hidden}#app{display:grid;grid-template-columns:76px 1fr 300px;grid-template-rows:44px 1fr 30px;grid-template-areas:"top top top" "tools canvas panel" "status status status";height:100vh}#topbar{grid-area:top;display:flex;align-items:center;gap:8px;padding:0 12px;background:var(--panel);border-bottom:1px solid var(--border)}#topbar>*{flex:none}.brand{font-weight:700;letter-spacing:.08em;color:var(--accent-2);white-space:nowrap}.brand span{font-weight:400;letter-spacing:0;color:var(--muted);margin-left:6px}.muted{color:var(--muted)}.spacer{flex:1 1 0;min-width:8px}#dims{flex:0 1 auto;min-width:0;margin-left:12px;font-variant-numeric:tabular-nums;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#perf{white-space:nowrap}#topbar #save-status{flex:0 1 auto;min-width:0}@media(max-width:1250px){.brand span{display:none}}@media(max-width:1100px){#dims,#perf{display:none}}button{background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:6px 10px;cursor:pointer;font:inherit;white-space:nowrap}button:hover{border-color:var(--accent)}button.primary{background:#1f5f7a;border-color:#2c86ad}button.primary:hover{background:#256f8f}#toolbar{grid-area:tools;display:flex;flex-direction:column;gap:5px;padding:8px;overflow-y:auto;background:var(--panel);border-right:1px solid var(--border)}#toolbar .tool{display:flex;flex-direction:column;align-items:center;gap:1px;padding:6px 4px;font-size:11px}#toolbar .tool b{font-size:10px;color:var(--muted);font-weight:600}#toolbar .tool.active{background:#1f4a5c;border-color:var(--accent);color:#fff}#toolbar .tool.active b{color:var(--accent)}#toolbar .sep{height:1px;background:var(--border);margin:3px 0;flex:none}#panel{grid-area:panel;overflow-y:auto;padding:0 12px 12px;background:var(--panel);border-left:1px solid var(--border)}#tabs{display:flex;gap:4px;padding:8px 0 6px;position:sticky;top:0;z-index:2;background:var(--panel);border-bottom:1px solid var(--border);margin-bottom:4px}#tabs .tab{flex:1;padding:6px 4px;font-weight:600;color:var(--muted);background:transparent;border-color:transparent}#tabs .tab:hover{color:var(--text)}#tabs .tab.active{background:var(--panel-2);color:var(--text);border-color:var(--border)}.tab-page[hidden]{display:none}#panel section{padding:10px 0 12px;border-bottom:1px solid var(--border)}#panel section:last-child{border-bottom:none}#panel h3{display:flex;align-items:center;gap:6px;margin:0 0 8px;font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}.info{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;border-radius:50%;font-size:11px;text-transform:none;letter-spacing:0;color:var(--muted);border:1px solid var(--border);cursor:help}.info:hover{color:var(--accent);border-color:var(--accent)}#panel label{display:block;margin:5px 0}#panel label>span{float:right;color:var(--muted);font-variant-numeric:tabular-nums}#panel label.check{display:flex;align-items:center;gap:6px}#panel label.check>span{float:none;margin-left:auto}#panel label.inline{display:flex;align-items:center;gap:6px;margin:0}#panel label.inline>span{float:none}#panel label.inline input{width:64px;margin:0}#panel .grow{flex:1}#panel input[type=range]{width:100%;margin:3px 0 0;accent-color:var(--accent)}#panel input[type=number],#panel select,#panel input[type=text]{width:100%;margin-top:3px;background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:4px;padding:5px 6px;font:inherit}#panel button{width:100%;margin-top:6px}#panel .grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 10px}#panel .grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 8px}#panel .grid2 label,#panel .grid3 label{white-space:nowrap}#panel .grid2 label input,#panel .grid3 label input{display:block}.row{display:flex;gap:6px;align-items:center}.row.right{justify-content:flex-end}.row button{flex:1}.row+.row{margin-top:0}.hint{color:var(--muted);font-size:11.5px;margin:6px 0 0;line-height:1.4}.hint.warn{color:var(--danger)}.readout{margin:6px 0 0;padding:6px 8px;border-radius:4px;background:var(--panel-2);color:var(--text);font-size:12px;font-variant-numeric:tabular-nums;line-height:1.4;min-height:1.4em}.readout:empty{display:none}dl{display:grid;grid-template-columns:auto 1fr;gap:3px 10px;margin:8px 0 0}dt{color:var(--muted)}dd{margin:0;text-align:right;font-variant-numeric:tabular-nums}.table-wrap{max-height:170px;overflow:auto;margin:6px 0;border:1px solid var(--border);border-radius:4px}.table-wrap:has(tbody:empty){display:none}#panel-table{width:100%;border-collapse:collapse;font-size:11.5px;font-variant-numeric:tabular-nums}#panel-table th,#panel-table td{padding:3px 5px;text-align:right;border-bottom:1px solid var(--border);white-space:nowrap}#panel-table th{position:sticky;top:0;background:var(--panel-2);color:var(--muted);font-weight:600}#panel-table td:first-child,#panel-table th:first-child{text-align:left;font-weight:600}#panel-table tbody tr:last-child td{border-bottom:none}#panel .row select{flex:1;margin-top:6px}#c{grid-area:canvas;width:100%;height:100%;display:block;touch-action:none;cursor:crosshair}#status{grid-area:status;display:flex;align-items:center;gap:18px;padding:0 12px;background:var(--panel);border-top:1px solid var(--border);color:var(--muted);font-size:12px;white-space:nowrap;overflow:hidden}#status b{color:var(--text);font-weight:600}dialog{background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:10px;padding:18px 20px;width:440px;max-width:92vw}dialog::backdrop{background:#0000008c}dialog h2{margin:0 0 12px;font-size:16px}dialog label{display:block;margin:6px 0}dialog label.check{display:flex;align-items:center;gap:6px}dialog input[type=number],dialog input[type=text]{width:100%;margin-top:4px;background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:4px;padding:6px;font:inherit}dialog .grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}dialog .row{margin-top:14px}dialog .row button{flex:0 0 auto}#banner{grid-area:canvas;align-self:start;justify-self:center;z-index:3;margin-top:10px;display:flex;gap:12px;align-items:center;padding:8px 12px;background:#1f4a5cf0;border:1px solid var(--accent);border-radius:8px;max-width:70%;font-size:12.5px}#banner[hidden]{display:none}#banner button{margin:0;flex:none}dialog [hidden]{display:none!important}dialog fieldset{border:1px solid var(--border);border-radius:6px;padding:6px 10px 10px;margin:10px 0 6px}dialog legend{color:var(--muted);font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;padding:0 4px}dialog .indent{margin:4px 0 0 22px}dialog label.inline{display:flex;align-items:center;gap:6px;margin:0}dialog label.inline input{width:72px;margin:0}dialog select{width:100%;margin-top:4px;background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:4px;padding:6px;font:inherit}dialog button:disabled{opacity:.45;cursor:default}dialog button:disabled:hover{border-color:var(--border)}#save-status{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:260px}#save-status.dirty{color:var(--accent-2)}#topbar .relink{border-color:var(--accent-2);color:var(--accent-2)}#topbar .relink:hover{background:#ffb4541f}#toast{grid-area:canvas;align-self:end;justify-self:center;z-index:4;margin-bottom:14px;display:flex;gap:10px;align-items:center;padding:10px 14px;background:var(--panel-3);border:1px solid var(--border);border-radius:8px;box-shadow:0 6px 24px #0006;max-width:70%;font-size:12.5px}#toast[hidden]{display:none}#toast button{margin:0;flex:none}#toast #toast-close{padding:4px 8px;color:var(--muted);border-color:transparent}