:root{--bg: #0c0d12;--surface: #16171d;--surface-2: #1c1e26;--border: #2e303a;--text: #9ca3af;--text-h: #f3f4f6;--accent: #c084fc;--accent-dim: rgba(192, 132, 252, .2);--team-a: #38bdf8;--team-b: #ef4444;--wall: #e5e7eb;--half-wall: #94a3b8;--door: #fbbf24;--danger: #f87171;--sans: system-ui, "Segoe UI", Roboto, sans-serif;color-scheme:dark;font:14px/1.45 var(--sans);color:var(--text);background:var(--bg)}*,*:before,*:after{box-sizing:border-box}html,body,#app{margin:0;height:100%}body{background:radial-gradient(ellipse 70% 50% at 50% -10%,rgba(192,132,252,.1),transparent),var(--bg)}.app{display:grid;grid-template-columns:280px 1fr 240px;height:100%;min-height:0}@media(max-width:960px){.app{grid-template-columns:1fr;grid-template-rows:auto 1fr auto}}.panel{display:flex;flex-direction:column;gap:14px;padding:16px;background:var(--surface);border-right:1px solid var(--border);overflow:auto;min-height:0}.panel--right{border-right:none;border-left:1px solid var(--border)}.brand{margin:0}.brand-kicker{margin:0 0 4px;font-size:.7rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}.brand-title{margin:0;font-size:1.35rem;font-weight:750;letter-spacing:-.03em;color:var(--text-h)}.brand-sub{margin:6px 0 0;font-size:.85rem;color:var(--text)}.section{display:flex;flex-direction:column;gap:8px}.section-title{margin:0;font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text)}label.field{display:flex;flex-direction:column;gap:4px;font-size:.8rem}label.field span{color:var(--text)}input[type=text],input[type=number],select,textarea{width:100%;padding:8px 10px;font:inherit;color:var(--text-h);background:var(--bg);border:1px solid var(--border);border-radius:8px;outline:none}textarea{min-height:4.5rem;resize:vertical;line-height:1.4}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-dim)}.row{display:grid;grid-template-columns:1fr 1fr;gap:8px}.btn-row{display:flex;flex-wrap:wrap;gap:8px}button,.btn{font:inherit;font-weight:600;cursor:pointer;border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--text-h);padding:8px 12px;transition:border-color .12s ease,background .12s ease}button:hover,.btn:hover{border-color:#c084fc73;background:color-mix(in srgb,var(--surface-2) 80%,var(--accent) 12%)}button.primary{background:var(--accent);border-color:transparent;color:#1a1025}button.primary:hover{background:#d0a4fd}button.danger{color:#fecaca;border-color:#f8717166}button.active{border-color:var(--accent);background:var(--accent-dim);color:var(--text-h)}button:disabled{opacity:.45;cursor:not-allowed}.wall-budget{display:flex;flex-direction:column;gap:6px;padding:10px 12px;border-radius:8px;background:var(--bg);border:1px solid var(--border)}.wall-budget-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:.8rem;color:var(--text)}.wall-budget-count{font-variant-numeric:tabular-nums;font-weight:700;color:var(--text-h)}.wall-budget-track{height:8px;border-radius:999px;background:var(--surface-2);border:1px solid var(--border);overflow:hidden}.wall-budget-fill{height:100%;width:0%;border-radius:inherit;background:linear-gradient(90deg,#7c3aed,var(--accent));transition:width .15s ease,background .15s ease}.wall-budget--warn .wall-budget-fill{background:linear-gradient(90deg,#d97706,#fbbf24)}.wall-budget--warn .wall-budget-count{color:#fbbf24}.wall-budget--full .wall-budget-fill{background:linear-gradient(90deg,#dc2626,var(--danger))}.wall-budget--full .wall-budget-count{color:var(--danger)}.wall-budget--full{border-color:#f8717173}.tools{display:grid;grid-template-columns:1fr 1fr;gap:8px}.tools #clearWalls,.tools #undo{grid-column:1 / -1}.tools button{width:100%}.hint{margin:0;font-size:.8rem;line-height:1.45;color:var(--text)}.hint code{font-size:.85em;color:var(--accent);background:var(--accent-dim);padding:1px 5px;border-radius:4px}.legend{display:flex;flex-direction:column;gap:6px;font-size:.8rem}.legend-item{display:flex;align-items:center;gap:8px}.swatch{width:12px;height:12px;border-radius:3px;flex-shrink:0}.swatch--a{background:var(--team-a)}.swatch--b{background:var(--team-b)}.swatch--door{background:var(--door)}.swatch--wall{background:var(--wall)}.swatch--halfwall{background:transparent;border:2px dashed var(--half-wall)}.swatch--bounds{background:transparent;border:2px solid var(--accent)}.swatch--closed{background:#0f1420e6;border:1px solid rgba(148,163,184,.35)}.wall-kind{display:inline-block;min-width:1.1em;margin-right:4px;font-style:normal;font-weight:700;font-size:.75rem;opacity:.85}.wall-kind--full{color:var(--wall)}.wall-kind--half{color:var(--half-wall)}.canvas-wrap{position:relative;min-height:0;display:flex;flex-direction:column;background:#0a0b10}.canvas-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;border-bottom:1px solid var(--border);background:#16171de6}.canvas-toolbar .status{font-size:.8rem;color:var(--text)}.canvas-toolbar .status strong{color:var(--text-h);font-weight:600}.canvas-host{flex:1;min-height:0;position:relative;cursor:crosshair}.canvas-host.tool-select{cursor:default}.canvas-host.tool-erase{cursor:cell}canvas#map{display:block;width:100%;height:100%}.errors{margin:0;padding:10px 12px;border-radius:8px;background:#f871711a;border:1px solid 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