:root{--chrome: #eef0f3;--surface: #ffffff;--surface-2: #f5f6f8;--surface-3: #e9ebef;--line: rgba(16, 24, 40, .1);--line-strong: rgba(16, 24, 40, .18);--ink: #171a20;--ink-2: #4f5663;--ink-3: #8a909b;--accent: #2f6fde;--accent-ink: #1f55b5;--accent-soft: #e6eefc;--accent-ring: rgba(47, 111, 222, .28);--red: #d93025;--green: #1e8e3e;--blue: #1a73e8;--magenta: #c8169a;--cyan: #18a0b8;--shadow-sm: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 1px rgba(16, 24, 40, .04);--shadow-md: 0 6px 18px rgba(16, 24, 40, .1), 0 2px 4px rgba(16, 24, 40, .06);--shadow-lg: 0 30px 80px rgba(10, 16, 30, .35), 0 8px 20px rgba(10, 16, 30, .18);--glass: rgba(255, 255, 255, .78);--glass-border: rgba(255, 255, 255, .6);--sky-top: #a9c7e8;--sky-mid: #d7e6f5;--horizon: #f4f6f8;--ground: #e9e5da;--tray-w: 284px;--tool-w: 64px;--menu-h: 38px;--status-h: 30px;--radius: 10px;--radius-sm: 6px;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe 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var(--accent-ring)}.material:hover:after{content:attr(data-label);position:absolute;left:50%;bottom:110%;transform:translate(-50%);background:#1c1f26;color:#fff;padding:2px 7px;border-radius:5px;font-size:11px;white-space:nowrap;z-index:5;pointer-events:none}.stats{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding-top:4px}.stat{background:var(--surface-2);border:1px solid var(--line);border-radius:8px;padding:7px 9px}.stat .v{font-size:15px;font-weight:600;font-variant-numeric:tabular-nums;letter-spacing:-.01em}.stat .l{color:var(--ink-3);font-size:11px;margin-top:1px}table.data{width:100%;border-collapse:collapse;margin-top:10px;font-variant-numeric:tabular-nums}table.data td,table.data th{padding:4px 6px;border-bottom:1px solid var(--line);text-align:right}table.data td:first-child,table.data th:first-child{text-align:left}table.data th{color:var(--ink-3);font-weight:500;font-size:11px}table.data tr:hover td{background:var(--surface-2)}.hist{max-height:140px;overflow:auto;font-size:11.5px;padding-top:4px}.hist div{padding:3px 6px;color:var(--ink-2);border-radius:5px}.hist div.cur{color:var(--accent-ink);font-weight:600;background:var(--accent-soft)}.statusbar{grid-area:status;display:flex;align-items:center;gap:10px;padding:0 10px 0 12px;background:var(--surface);border-top:1px solid var(--line);user-select:none;z-index:20}.statusbar .hint{flex:1;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.statusbar .vcb{display:flex;align-items:center;gap:8px}.statusbar .vcb label{color:var(--ink-3);font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.04em}.statusbar .vcb input{width:140px;border:1px solid var(--line-strong);border-radius:6px;padding:3px 8px;background:var(--surface-2);text-align:right;font-variant-numeric:tabular-nums;font-weight:500}.statusbar .vcb 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ease-out}.dlg-title{font-weight:600;font-size:13px}.dlg-text{font-size:13px;line-height:1.5}.dlg-input{width:100%;font-size:13px;padding:7px 10px}.dlg-actions{display:flex;justify-content:flex-end;gap:8px}.btn.primary.danger{background:var(--red);border-color:transparent}.tip{position:fixed;left:0;top:0;z-index:300;pointer-events:none;background:#1c1f26;color:#fff;font-size:11.5px;padding:4px 8px;border-radius:6px;box-shadow:var(--shadow-md);white-space:nowrap;opacity:0;transition:opacity .08s;max-width:320px;white-space:normal}.tip.show{opacity:1}:root{--tool-w: 80px}.toolbar{padding:8px}.toolbar .group{gap:4px}.tool-btn{width:30px;height:30px;border-radius:8px}.tool-btn .icon svg{width:22px;height:22px}.tray-bar{display:flex;align-items:center;gap:6px;padding:2px 4px 0;font-size:11px;text-transform:uppercase;letter-spacing:.05em}.toolbar .group.plugin{border-left:3px solid var(--plugin-accent);padding-left:4px;margin-left:-4px;border-radius:3px 0 0 3px}.toolbar .group.plugin .tool-btn.active{border-color:var(--plugin-accent);background:color-mix(in srgb,var(--plugin-accent) 16%,transparent);box-shadow:0 0 0 2px color-mix(in srgb,var(--plugin-accent) 30%,transparent) inset}.panel.plugin{border-left:3px solid var(--plugin-accent)}.panel.plugin>header .plugin-tag{font-size:9.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--plugin-accent);background:color-mix(in srgb,var(--plugin-accent) 14%,transparent);padding:1px 6px;border-radius:999px;margin-left:4px}.walk-hud{position:absolute;left:50%;top:12px;transform:translate(-50%);display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:6px 10px;padding:5px 12px;border-radius:16px;max-width:calc(100% - 24px);background:var(--glass);border:1px solid var(--glass-border);box-shadow:var(--shadow-md);backdrop-filter:blur(10px) saturate(1.4);font-size:11.5px;z-index:6;white-space:nowrap}.walk-hud b{color:var(--plugin-accent, #0f9d8a)}.walk-hud kbd{background:var(--surface-3);border-radius:4px;padding:0 5px;font-size:11px;color:var(--ink)}.walk-hud button{border:0;background:var(--surface-3);border-radius:999px;padding:2px 9px;cursor:default}.walk-cross{position:absolute;left:50%;top:50%;width:14px;height:14px;margin:-7px 0 0 -7px;pointer-events:none;z-index:6;opacity:.7}.walk-cross:before,.walk-cross:after{content:"";position:absolute;background:var(--ink)}.walk-cross:before{left:6px;top:0;width:2px;height:14px}.walk-cross:after{top:6px;left:0;width:14px;height:2px}.menubar .panels-toggle{display:none;background:none;border:0;border-radius:7px;padding:4px 8px;color:var(--ink-2)}.menubar .panels-toggle:hover{background:var(--surface-3);color:var(--ink)}#app.narrow{grid-template-columns:var(--tool-w) 1fr 0}#app.narrow .menubar .panels-toggle{display:inline-flex}#app.narrow .tray{position:fixed;top:var(--menu-h);right:0;bottom:var(--status-h);width:min(84vw,320px);z-index:30;transform:translate(100%);transition:transform .18s ease-out;box-shadow:var(--shadow-lg)}#app.narrow.tray-open .tray{transform:none}#app.narrow .menu>button{padding:5px 7px}#app.narrow .menubar .project-name{min-width:0;width:110px}#app.narrow .menubar .save-state{display:none}#app.narrow .statusbar .hint{font-size:11px}@media(max-width:640px){#app.narrow .menubar .brand span,#app.narrow .menu[data-menu=Draw],#app.narrow .menu[data-menu=Tools],#app.narrow .menu[data-menu=Camera],#app.narrow .menu[data-menu=Help],#app.narrow .statusbar .vcb label{display:none}#app.narrow .statusbar .vcb input{width:90px}#app.narrow .view-hud button span.icon+*{display:none}}.walk-stick{position:absolute;right:22px;bottom:24px;width:120px;height:120px;border-radius:50%;background:color-mix(in srgb,var(--surface) 55%,transparent);border:1px solid var(--glass-border);backdrop-filter:blur(8px);touch-action:none;z-index:7}.walk-stick .knob{position:absolute;left:50%;top:50%;width:52px;height:52px;margin:-26px 0 0 -26px;border-radius:50%;background:var(--plugin-accent, #0f9d8a);opacity:.85;box-shadow:var(--shadow-md)}.walk-touch{position:absolute;left:50%;bottom:24px;transform:translate(-50%);display:flex;gap:8px;z-index:7}.walk-touch button{border:1px solid var(--glass-border);background:var(--glass);backdrop-filter:blur(8px);border-radius:999px;padding:10px 14px;font-size:13px;font-weight:600;box-shadow:var(--shadow-md);touch-action:manipulation}.walk-locked .labels,.walk-locked .tool-options{pointer-events:none}:root{--tool-w: 88px}.toolbar{overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;scrollbar-gutter:stable;padding-right:4px;overscroll-behavior:contain}.toolbar::-webkit-scrollbar{width:6px}.toolbar::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:3px}.toolbar .group{flex-shrink:0;justify-items:center}.tool-btn{position:relative;width:32px;height:32px}.tool-btn .key{position:absolute;right:-1px;bottom:-1px;min-width:9px;padding:0 2px;font:650 9.5px/12px var(--font, system-ui),sans-serif;color:var(--ink-2);background:var(--surface);border-radius:3px;pointer-events:none;text-align:center;letter-spacing:0}.tool-btn:hover .key,.tool-btn.active .key{color:var(--ink)}.tray-resizer{grid-area:tray;justify-self:start;align-self:stretch;width:8px;margin-left:-4px;z-index:5;cursor:col-resize;touch-action:none;position:relative}.tray-resizer:after{content:"";position:absolute;left:3px;top:0;bottom:0;width:2px;background:transparent;transition:background .12s}.tray-resizer:hover:after,.tray-resizer.dragging:after{background:var(--accent)}#app.resizing-tray,#app.resizing-tray *{cursor:col-resize!important;user-select:none}#app.narrow .tray-resizer{display:none}.check-row{display:flex;align-items:center;gap:7px;margin:10px 2px 0;font-size:12px;color:var(--ink-2);cursor:default}.check-row input{margin:0}