:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--canvas:#f7f8fb;--surface:#fff;--surface-soft:#f3f5f8;--border:#e1e5eb;--border-strong:#cbd2dc;--ink:#172033;--muted:#6b7485;--accent:#2563eb;--accent-soft:#e8f0ff;--danger:#c2414a;--radius:10px;--shadow:0 8px 28px #17203317;--font:Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--mono:"SFMono-Regular", Consolas, "Liberation Mono", monospace}*,:before,:after{box-sizing:border-box}html,body,#root{width:100%;height:100%;margin:0}body{color:var(--ink);background:var(--canvas);font-family:var(--font);-webkit-font-smoothing:antialiased;overflow:hidden}button,input,select{font:inherit}button{color:inherit}.app{flex-direction:column;min-width:640px;height:100vh;display:flex}.app-bar{z-index:30;border-bottom:1px solid var(--border);scrollbar-width:none;background:#fffffff5;flex:0 0 58px;align-items:center;gap:14px;min-width:0;padding:0 18px;display:flex;overflow:auto hidden;box-shadow:0 1px 6px #1720330a}.app-bar::-webkit-scrollbar{display:none}.brand,.app-bar__group,.connection,.shape-count{flex:none}.brand{letter-spacing:-.01em;align-items:center;gap:9px;font-size:14px;font-weight:720;display:flex}.brand__mark{color:#fff;background:linear-gradient(145deg,#2563eb,#4f46e5);border-radius:9px;place-items:center;width:30px;height:30px;display:grid;box-shadow:0 5px 12px #2563eb33}.app-bar__group{white-space:nowrap;align-items:center;gap:5px;display:inline-flex}.backend-control{border-left:1px solid var(--border);padding-left:14px}.backend-control>label{color:var(--muted);letter-spacing:.06em;text-transform:uppercase;font-size:11px;font-weight:650}.select,.button,.icon-button,.zoom-controls__value,.action-tile{border:1px solid var(--border);background:var(--surface);cursor:pointer;border-radius:8px;transition:border-color .12s,background .12s,color .12s,box-shadow .12s}.select{height:34px;color:var(--ink);padding:0 30px 0 10px}.button{align-items:center;gap:7px;height:34px;padding:0 10px;font-size:12px;font-weight:600;display:inline-flex}.button--quiet:hover:not(:disabled),.icon-button:hover:not(:disabled),.zoom-controls__value:hover,.action-tile:hover:not(:disabled){background:var(--surface-soft);border-color:var(--border-strong)}.button:disabled,.icon-button:disabled{cursor:not-allowed;opacity:.45}.button--primary{color:#fff;background:var(--accent);border-color:var(--accent)}.icon-button{place-items:center;width:34px;height:34px;padding:0;display:grid}.history-actions,.room-status{border-left:1px solid var(--border);padding-left:10px}.room-expiry,.room-name{max-width:180px;color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:11px;overflow:hidden}.app-bar__spacer{flex:24px;min-width:12px}.arm-note{color:var(--muted);background:var(--surface-soft);border-radius:999px;padding:4px 8px;font-size:10px}.connection{color:var(--muted);background:var(--surface-soft);border-radius:999px;align-items:center;gap:6px;padding:5px 9px;font-size:11px;font-weight:620;display:inline-flex}.connection__dot{background:#94a3b8;border-radius:50%;width:7px;height:7px}.connection--open{color:#187148;background:#e8f8ef}.connection--open .connection__dot{background:#22a563}.connection--offline{color:#a23942;background:#fff0f1}.connection--offline .connection__dot,.connection--room-full .connection__dot,.connection--room-expired .connection__dot{background:#df5360}.connection--room-full,.connection--room-expired{color:#a23942;background:#fff0f1}.connection--connecting{color:#986218;background:#fff7e5}.connection--connecting .connection__dot{background:#e6a43a}.shape-count{color:var(--muted);font-variant-numeric:tabular-nums;font-size:11px}.project-error{max-width:280px;color:var(--danger);text-overflow:ellipsis;white-space:nowrap;font-size:11px;overflow:hidden}.room-gate{min-height:100vh;color:var(--muted);text-align:center;place-content:center;justify-items:center;padding:24px;display:grid}.room-gate h1{color:var(--ink);margin:0 0 8px;font-size:22px}.room-gate p{margin:0 0 18px}.save-dialog{width:min(420px,100vw - 32px);color:var(--ink);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:14px;padding:0}.save-dialog::backdrop{background:#17203361}.save-dialog form{gap:12px;padding:22px;display:grid}.save-dialog h2,.save-dialog p{margin:0}.save-dialog h2{font-size:18px}.save-dialog p,.save-dialog label{color:var(--muted);font-size:12px}.save-dialog input{height:38px;color:var(--ink);background:var(--surface);border:1px solid var(--border-strong);border-radius:8px;padding:0 10px}.save-dialog .save-dialog__error{color:var(--danger)}.save-dialog__actions{justify-content:flex-end;gap:8px;margin-top:4px;display:flex}.editor-shell{flex:1;grid-template-columns:64px minmax(0,1fr) 242px;min-height:0;display:grid}.tool-rail{z-index:20;background:var(--surface);border-right:1px solid var(--border);flex-direction:column;align-items:center;gap:7px;padding:14px 9px;display:flex}.tool-button{color:#4b5565;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:10px;place-items:center;width:42px;height:42px;padding:0;display:grid;position:relative}.tool-button:hover{color:var(--ink);background:var(--surface-soft)}.tool-button--active{color:var(--accent);background:var(--accent-soft);border-color:#c9dcff}.tool-button__key{color:#9aa3b3;font:8px/1 var(--mono);position:absolute;bottom:3px;right:4px}.tool-button--active .tool-button__key{color:#688bd0}.canvas-wrap{background-color:var(--canvas);background-image:radial-gradient(#d8dee8 .8px,#0000 .8px);background-size:20px 20px;min-width:0;min-height:0;position:relative;overflow:hidden}.inspector{z-index:20;background:var(--surface);border-left:1px solid var(--border);padding:18px 16px;overflow-y:auto}.inspector__heading{justify-content:space-between;align-items:baseline;margin-bottom:16px;font-size:14px;font-weight:700;display:flex}.inspector__heading small{color:var(--muted);font-size:10px;font-weight:500}.inspector__section{border-top:1px solid var(--border);padding:14px 0}.field-label{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:9px;font-size:10px;font-weight:700;display:block}.palette{grid-template-columns:repeat(6,26px);gap:7px;display:grid}.swatch,.custom-colour{cursor:pointer;border:1px solid #17203324;border-radius:8px;width:26px;height:26px;padding:0}.swatch--active{outline:2px solid var(--accent);outline-offset:2px}.custom-colour{color:var(--muted);background:conic-gradient(#ef4444,#eab308,#22c55e,#3b82f6,#a855f7,#ef4444);place-items:center;display:grid;position:relative;overflow:hidden}.custom-colour input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;inset:0}.custom-colour span{width:15px;height:15px;color:var(--ink);font:11px/1 var(--font);background:#fff;border-radius:50%;place-items:center;display:grid}.stroke-row{grid-template-columns:30px 1fr 22px;align-items:center;gap:8px;display:grid}.stroke-row input[type=color]{border:1px solid var(--border);background:#fff;border-radius:8px;width:30px;height:30px;padding:2px}.stroke-row input[type=range]{min-width:0;accent-color:var(--accent)}.stroke-row output{color:var(--muted);font:11px var(--mono);text-align:right}.inspector__actions{grid-template-columns:1fr 1fr;gap:7px;display:grid}.action-tile{color:#475164;justify-content:center;align-items:center;gap:6px;min-height:42px;padding:6px;font-size:10px;font-weight:650;display:flex}.action-tile--danger:not(:disabled){color:var(--danger)}.action-tile:disabled{cursor:not-allowed;opacity:.38}.inspector__hint{color:var(--muted);margin:16px 0 0;font-size:11px;line-height:1.5}.zoom-controls{z-index:15;border:1px solid var(--border);box-shadow:var(--shadow);background:#fffffff5;border-radius:11px;align-items:center;gap:3px;padding:4px;display:flex;position:absolute;bottom:18px;left:50%;transform:translate(-50%)}.zoom-controls .icon-button{border-color:#0000;width:30px;height:30px}.zoom-controls__value{min-width:62px;height:30px;font:11px var(--mono);border-color:#0000;padding:0 8px}.metrics-card{z-index:15;color:#e6edf7;width:220px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#172033eb;border:1px solid #ffffff14;border-radius:11px;position:absolute;top:14px;right:14px;overflow:hidden}.metrics-card--closed{width:auto}.metrics-card__toggle{color:#d9e2f0;cursor:pointer;text-align:left;background:0 0;border:0;align-items:center;gap:8px;width:100%;padding:9px 10px;font-size:10px;font-weight:650;display:flex}.metrics-card__body{grid-template-columns:repeat(3,1fr);gap:1px;padding:0 10px 10px;display:grid}.metrics-card__body span{color:#8f9caf;text-transform:uppercase;flex-direction:column;gap:2px;font-size:8px;display:flex}.metrics-card__body strong{color:#fff;font:10px var(--mono);text-transform:none}.carry-banner{z-index:18;border:1px solid var(--border-strong);border-left:3px solid var(--accent);border-radius:var(--radius);max-width:calc(100% - 260px);box-shadow:var(--shadow);background:#fffffff5;align-items:center;gap:9px;padding:9px 10px 9px 13px;font-size:11px;display:flex;position:absolute;top:14px;left:14px}.empty-hint,.loading-state{z-index:10;max-width:360px;color:var(--muted);text-align:center;pointer-events:none;font-size:12px;line-height:1.6;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.loading-state{z-index:25;border:1px solid var(--border);box-shadow:var(--shadow);background:#ffffffeb;border-radius:999px;padding:10px 14px}.empty-hint__icon{color:#94a3b8;margin-bottom:8px;font-size:24px}.empty-hint__title{color:var(--ink);margin-bottom:4px;font-size:16px;font-weight:700}.text-editor{z-index:25;min-width:120px;max-width:320px;color:var(--ink);border:1px solid var(--accent);background:#fff;border-radius:8px;outline:none;padding:7px 9px;font-size:14px;position:absolute;box-shadow:0 8px 24px #2563eb2e}.visually-hidden{clip:rect(0, 0, 0, 0)!important;white-space:nowrap!important;border:0!important;width:1px!important;height:1px!important;padding:0!important;position:absolute!important;overflow:hidden!important}button:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}@media (width<=980px){.app{min-width:580px}.editor-shell{grid-template-columns:58px minmax(0,1fr) 210px}.app-bar{gap:9px;padding-inline:12px}.arm-note,.brand__name,.project-actions .button span{display:none}.palette{grid-template-columns:repeat(4,26px)}}