:root{--color-primary-50: #eef6ff;--color-primary-100: #d9ecff;--color-primary-200: #b8dcff;--color-primary-300: #86c5ff;--color-primary-400: #4aa4f0;--color-primary-500: #1f7cc9;--color-primary-600: #145f9c;--color-primary-700: #124e7d;--color-primary-800: #143f63;--color-primary-900: #12334f;--color-accent-500: #d7a64a;--color-accent-600: #b8842f;--color-neutral-0: #ffffff;--color-neutral-50: #f7f8fa;--color-neutral-100: #eef1f4;--color-neutral-200: #dde3ea;--color-neutral-300: #c4ccd6;--color-neutral-400: #8b96a5;--color-neutral-500: #667080;--color-neutral-600: #485263;--color-neutral-700: #313a48;--color-neutral-800: #202733;--color-neutral-900: #111720;--color-neutral-950: #090d13;--color-semantic-success: #168a4a;--color-semantic-warning: #b86b00;--color-semantic-danger: #c7362f;--color-semantic-info: var(--color-primary-500);--color-surface-canvas: var(--color-neutral-50);--color-surface-default: var(--color-neutral-0);--color-surface-subtle: var(--color-neutral-100);--color-surface-inverse: var(--color-neutral-900);--color-surface-scrim: rgba(9, 13, 19, .56);--color-text-strong: var(--color-neutral-950);--color-text-default: var(--color-neutral-800);--color-text-muted: var(--color-neutral-600);--color-text-subtle: var(--color-neutral-500);--color-text-inverse: var(--color-neutral-0);--color-border-default: var(--color-neutral-200);--color-border-strong: var(--color-neutral-300);--color-border-focus: var(--color-primary-500);--space-0: 0px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--space-20: 80px;--space-24: 96px;--radius-none: 0px;--radius-xs: 4px;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 999px;--typography-font-sans: Inter, SF Pro Text, Segoe UI, Roboto, Arial, sans-serif;--typography-font-display: Inter, SF Pro Display, Segoe UI, Roboto, Arial, sans-serif;--typography-font-editorial: Instrument Serif, Georgia, serif;--typography-font-mono: SFMono-Regular, ui-monospace, Menlo, Consolas, monospace;--typography-size-caption: 12px;--typography-size-label: 13px;--typography-size-body-sm: 14px;--typography-size-body: 16px;--typography-size-body-lg: 18px;--typography-size-h4: 20px;--typography-size-h3: 24px;--typography-size-h2: 32px;--typography-size-h1: 40px;--typography-size-display: 56px;--typography-lineHeight-caption: 16px;--typography-lineHeight-body-sm: 20px;--typography-lineHeight-body: 24px;--typography-lineHeight-body-lg: 28px;--typography-lineHeight-h3: 32px;--typography-lineHeight-h2: 40px;--typography-lineHeight-h1: 48px;--typography-lineHeight-display: 64px;--typography-weight-regular: 400;--typography-weight-medium: 500;--typography-weight-semibold: 600;--typography-weight-bold: 700;--shadow-raised: 0 8px 24px rgba(9, 13, 19, .1);--shadow-overlay: 0 24px 72px rgba(9, 13, 19, .22);--motion-duration-fast: .12s;--motion-duration-base: .18s;--motion-duration-slow: .28s;--motion-duration-route: .36s;--motion-easing-standard: cubic-bezier(.2, 0, 0, 1);--motion-easing-enter: cubic-bezier(0, 0, 0, 1);--motion-easing-exit: cubic-bezier(.4, 0, 1, 1);--breakpoint-xs: 360px;--breakpoint-sm: 480px;--breakpoint-md: 768px;--breakpoint-lg: 1024px;--breakpoint-xl: 1280px;--breakpoint-2xl: 1536px}:root{font-family:Inter,SF Pro Text,Segoe UI,Arial,sans-serif;color:var(--color-neutral-800);font-synthesis:none;font-size:14px;background:var(--color-neutral-100);--surface: var(--color-neutral-0);--line: var(--color-neutral-200);--muted: var(--color-neutral-500);--brand: var(--color-primary-600);--stage: var(--color-neutral-100)}*{box-sizing:border-box}body{margin:0}button,input,a{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button{border:0;background:none;color:inherit}button:disabled{opacity:.45;cursor:not-allowed}button,a,input{outline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,canvas:focus-visible{outline:2px solid var(--color-primary-500)}button{transition:background .15s,color .15s}a{color:inherit;text-decoration:none}svg{flex-shrink:0;stroke-width:1.75}button:hover:not(:disabled){background:var(--color-neutral-100)}button:active:not(:disabled){transform:translateY(1px)}.app{height:100dvh;min-height:480px;display:flex;flex-direction:column;overflow:hidden;background:var(--surface)}.topbar{height:76px;flex-shrink:0;background:var(--color-neutral-900);color:var(--color-neutral-0);display:flex;align-items:center;padding:0 28px;gap:24px}.brand{display:flex;align-items:center;gap:12px;font-size:21px;font-weight:700;letter-spacing:-.6px}.brand-mark{width:40px;height:40px;border:1px solid var(--color-neutral-600);border-radius:var(--radius-md);display:grid;place-items:center;color:var(--color-primary-300)}.brand-light{font-weight:400}.brand small{display:block;font-size:9px;letter-spacing:2.6px;color:var(--color-neutral-300);margin-top:4px}.header-divider{height:28px;width:1px;background:var(--color-neutral-700)}.breadcrumb{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--color-neutral-300)}.breadcrumb strong{font-weight:500;color:#fff}.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}.button{min-height:40px;padding:0 16px;border-radius:var(--radius-md);display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:12px;font-weight:600;white-space:nowrap}.button.primary{background:var(--color-primary-600);color:#fff}.button.primary:hover{background:var(--color-primary-700)}.button.secondary{border:1px solid var(--line);background:var(--surface)}.topbar .button.secondary{background:transparent;border-color:var(--color-neutral-600);color:var(--color-neutral-100)}.topbar button:hover:not(:disabled){background:var(--color-neutral-700)}.topbar .primary:hover{background:var(--color-primary-500)}.icon-button{width:40px;height:40px;border-radius:var(--radius-md);display:inline-grid;place-items:center;flex-shrink:0}.full{width:100%}.ghost{color:var(--muted)}.workspace{flex:1;min-height:0;display:flex;position:relative}.stage{position:relative;flex:1;min-width:0;background:var(--stage);isolation:isolate;overflow:hidden}.canvas-host{position:absolute;top:0;right:0;bottom:0;left:0;touch-action:none}.canvas-host canvas{display:block;width:100%;height:100%}.stage-heading{position:absolute;left:32px;top:28px;pointer-events:none;max-width:calc(100% - 230px)}.eyebrow{font-size:9px;letter-spacing:1.8px;font-weight:700;color:var(--color-neutral-500)}h1{font-size:24px;line-height:1.25;font-weight:600;letter-spacing:-.7px;margin:10px 0 8px;overflow-wrap:anywhere}.stage-heading p{font-size:12px;color:var(--color-neutral-600);margin:0;line-height:1.5}.stage-heading,.canvas-hint{background:#eef1f4e0;padding:8px 12px;border-radius:8px}.stage-heading{left:20px;top:20px}.stage-top-actions{position:absolute;right:20px;top:28px;display:flex;align-items:center;gap:12px}.scene-status{font-size:10px;font-weight:500;display:flex;align-items:center;gap:7px;background:var(--surface);padding:8px 10px;border:1px solid var(--line);border-radius:6px}.scene-status>span,.status-dot{width:6px;height:6px;border-radius:50%;background:var(--color-success, #168a4a);display:inline-block}.scene-status.warning>span{background:#b86b00}.floating{background:#fff;border:1px solid var(--line)}.left-tools{position:absolute;left:24px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:4px;background:#fff;padding:6px;border:1px solid var(--line);border-radius:12px;box-shadow:0 3px 12px #11172008}.tool{width:40px;height:40px;display:grid;place-items:center;border-radius:8px;color:var(--color-neutral-600)}.tool.active{background:var(--color-primary-50);color:var(--color-primary-600)}.tool-separator{height:1px;background:var(--line);margin:4px}.view-switch{position:absolute;bottom:58px;left:50%;transform:translate(-50%);display:flex;background:#fff;padding:5px;border:1px solid var(--line);border-radius:10px;box-shadow:0 3px 12px #11172008;gap:2px}.view-switch button{font-size:11px;padding:10px 13px;border-radius:6px;color:var(--color-neutral-600);min-height:36px}.view-switch .selected{background:var(--color-neutral-900);color:#fff}.view-switch .selected:hover{background:var(--color-neutral-800)}.bottom-tools{position:absolute;right:24px;bottom:58px;display:flex;align-items:center;padding:4px;border-radius:10px;background:#fff;border:1px solid var(--line)}.bottom-tools .tool-separator{width:1px;height:18px}.canvas-hint{position:absolute;bottom:16px;left:50%;transform:translate(-50%);font-size:10px;color:var(--color-neutral-600);display:flex;align-items:center;gap:8px;white-space:nowrap}.canvas-hint i{display:inline-block;height:3px;width:3px;background:var(--color-neutral-400);border-radius:50%;margin:0 10px;vertical-align:middle}.inspector{width:280px;flex-shrink:0;border-left:1px solid var(--line);overflow-y:auto;background:var(--surface);display:flex;flex-direction:column}.panel-title{display:flex;align-items:center;gap:10px;padding:24px;border-bottom:1px solid var(--line);min-height:72px}.panel-title h2{font-size:14px;font-weight:600;margin:0}.panel-title>svg{color:var(--muted)}.panel-section{padding:24px;border-bottom:1px solid var(--line)}.section-label{font-size:9px;letter-spacing:1.5px;font-weight:600;color:var(--muted);display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.model-item{display:flex;align-items:center;gap:12px}.model-icon{height:40px;width:40px;display:grid;place-items:center;border-radius:8px;background:var(--color-primary-50);color:var(--color-primary-600)}.model-item>div{min-width:0}.model-item strong{font-size:12px;display:block;overflow-wrap:anywhere}.model-item small{font-size:10px;color:var(--muted);display:block;margin-top:5px}.model-dot{height:5px;width:5px;background:var(--color-primary-500);border-radius:50%;margin-left:auto;flex-shrink:0}.metrics{margin-top:20px;display:flex;flex-direction:column;gap:10px}.metrics>div{display:flex;justify-content:space-between;gap:12px;font-size:10px}.metrics span{color:var(--muted)}.metrics strong{font-weight:500;font-variant-numeric:tabular-nums;text-align:right}.field-label{font-size:11px;display:block;margin-bottom:10px}.background-options{display:flex;gap:8px;justify-content:space-between;margin-bottom:24px}.swatch-option{font-size:10px;display:flex;flex-direction:column;align-items:center;gap:8px;flex:1;border-radius:6px;padding:4px;color:var(--muted)}.swatch{width:100%;height:34px;border-radius:6px;border:1px solid var(--line);display:grid;place-items:center}.swatch.studio{background:var(--color-neutral-100)}.swatch.white{background:#fff}.swatch.dark{background:var(--color-neutral-800);color:#fff}.swatch-option.selected{color:var(--color-primary-600)}.swatch-option.selected .swatch{outline:2px solid var(--color-primary-500);outline-offset:2px}.range-label{display:flex;justify-content:space-between;font-size:11px;margin-bottom:10px}.range-label output{color:var(--muted);font-variant-numeric:tabular-nums}input[type=range]{width:100%;height:16px;accent-color:var(--color-primary-600);cursor:pointer;margin:0}.toggle-row{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:11px;min-height:38px;cursor:pointer}.toggle-row input{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:30px;height:18px;background:var(--color-neutral-300);border-radius:999px;position:relative;flex-shrink:0;cursor:pointer;margin:0}.toggle-row input:before{content:"";position:absolute;top:3px;left:3px;height:12px;width:12px;background:#fff;border-radius:50%;transition:transform .15s}.toggle-row input:checked{background:var(--color-primary-600)}.toggle-row input:checked:before{transform:translate(12px)}.actions-section{padding-top:20px;padding-bottom:16px;display:flex;flex-direction:column;gap:6px;border:0}.panel-foot{margin-top:auto;padding:24px;background:var(--color-neutral-50)}.mini-label{font-size:8px;letter-spacing:1.1px;color:var(--muted);font-weight:600}.panel-foot p{font-size:11px;line-height:1.7;margin:10px 0 18px;color:var(--color-neutral-600)}.download-link{font-size:10px;display:flex;align-items:center;gap:6px;color:var(--brand)}.download-link span{margin-left:auto;color:var(--muted);font-size:9px}.download-link:hover{text-decoration:underline}.statusbar{height:32px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 24px;border-top:1px solid var(--line);font-size:9px;color:var(--muted);background:var(--surface)}.statusbar>span{display:flex;align-items:center;gap:7px}.status-divider{margin:0 8px;color:var(--color-neutral-300)}.toast{position:fixed;bottom:48px;left:50%;transform:translate(-50%);background:var(--color-neutral-900);color:#fff;z-index:20;border-radius:10px;padding:14px 20px;display:flex;align-items:center;gap:10px;font-size:12px;max-width:calc(100% - 32px);box-shadow:0 8px 32px #0002}.stage-message,.error-message{position:absolute;left:50%;top:48%;transform:translate(-50%,-50%);padding:24px;background:#fff;border:1px solid var(--line);border-radius:12px;display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;max-width:calc(100% - 32px);width:340px;box-shadow:0 8px 32px #1117200a}.stage-message span{font-size:12px;color:var(--muted)}.error-message p{font-size:12px;line-height:1.6;margin:0}.error-message>svg{color:#b86b00}.error-message.compact{top:auto;bottom:120px;transform:translate(-50%)}.help-dialog{padding:28px;width:460px;max-width:calc(100% - 32px);border:1px solid var(--line);border-radius:16px;color:var(--color-neutral-800);max-height:85dvh}.help-dialog::backdrop{background:#090d138f}.dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.dialog-heading h2{font-size:20px;margin:0}.help-dialog p{font-size:12px;line-height:1.6;color:var(--muted)}.help-dialog dl>div{padding:12px 0;border-bottom:1px solid var(--line)}.help-dialog dt{font-weight:600;font-size:12px}.help-dialog dd{margin:6px 0 0;font-size:12px;color:var(--color-neutral-600);line-height:1.5}.help-note{background:var(--color-neutral-50);padding:12px;border-radius:8px}.mobile-close{display:none}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(min-width:1600px){.inspector{width:310px}.panel-section,.panel-foot{padding:28px}.stage-heading{top:28px;left:28px}.stage-top-actions{top:36px;right:32px}}@media(max-width:1100px){.bottom-tools{bottom:115px;right:16px}.topbar{gap:16px;padding:0 20px}.inspector{width:260px}.panel-section,.panel-foot{padding:20px}.stage-heading{max-width:calc(100% - 95px)}.scene-status{display:none}}@media(max-width:767px){.topbar{height:64px;padding:0 16px;gap:12px}.brand{font-size:18px;gap:8px}.brand-mark{width:34px;height:34px}.brand small{font-size:8px}.header-divider,.breadcrumb{display:none}.header-actions{gap:4px}.header-actions .button{padding:0 10px}.header-actions .button span{display:none}.header-actions .icon-button{width:36px}.inspector{position:absolute;right:0;top:0;bottom:0;width:min(300px,85vw);z-index:5;box-shadow:-10px 0 30px #11172014}.mobile-close{display:grid;margin-left:auto}.panel-title{padding:12px 20px;min-height:60px}.stage-heading{top:16px;left:8px;max-width:calc(100% - 74px)}h1{font-size:22px}.stage-heading p{font-size:11px;max-width:220px}.stage-top-actions{top:20px;right:16px}.left-tools{left:16px;top:46%;padding:4px}.view-switch{bottom:66px;padding:4px;max-width:calc(100% - 24px)}.view-switch button{padding:10px 12px;font-size:10px;min-height:40px}.bottom-tools{bottom:130px;right:16px;flex-direction:column}.bottom-tools .tool-separator{height:1px;width:22px}.tool{height:44px;width:44px}.canvas-hint{font-size:9px;bottom:20px}.statusbar{padding:0 12px;font-size:8px}.footer-middle{display:none!important}.toggle-row{min-height:44px}.toast{bottom:40px}.stage-message,.error-message{width:270px}}@media(prefers-reduced-motion:reduce){*,*:before{transition:none!important;animation:none!important}}.stage[data-background=dark] .stage-heading{background:transparent;color:var(--color-neutral-0)}.stage[data-background=dark] .stage-heading .eyebrow,.stage[data-background=dark] .stage-heading p{color:var(--color-neutral-300)}.projects-dialog{border:1px solid #dce1e8;border-radius:20px;width:min(920px,calc(100vw - 32px));max-height:85dvh;padding:28px;color:#222c3b;background:#fafbfc;box-shadow:0 24px 100px #10182835}.projects-dialog::backdrop{background:#121b2b70;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.projects-dialog h2{margin:6px 0;font-size:25px}.library-intro,.library-note{color:#647084;font-size:13px;line-height:1.6}.library-note{margin:24px 0 0;font-size:11px}.library-actions{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.project-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:24px}.project-card{border:1px solid #dfe5ed;border-radius:14px;overflow:hidden;background:#fff}.project-card.current{border-color:#496be0;box-shadow:0 0 0 1px #496be0}.project-card>button{width:100%;padding:0;text-align:left;border:0;background:none;color:inherit;cursor:pointer}.project-card>button:hover{background:#f5f7fe}.project-preview{height:155px;display:flex;align-items:center;justify-content:center;background:#edf0f5;position:relative;color:#a2afc2}.project-preview img{width:100%;height:100%;object-fit:cover}.project-preview>span{position:absolute;top:10px;left:10px;padding:4px 8px;border-radius:6px;background:#fffffff0;color:#4c586d;font-size:10px}.project-details{padding:16px}.project-details h3{font-size:14px;margin:0;overflow-wrap:anywhere}.project-details p{color:#748197;font-size:11px}.project-details>span{display:flex;gap:6px;align-items:center;color:#496be0;font-size:12px;margin-top:16px}.project-form,.access-form{padding:18px;border:1px solid #dce3ee;background:#fff;border-radius:12px;margin:18px 0}.project-form label,.access-form label{display:block;font-size:13px;font-weight:600}.project-form>div{display:flex;gap:10px;margin:10px 0}.project-form input,.access-form input{min-width:0;width:100%;border:1px solid #c9d2e1;border-radius:8px;padding:11px;font:inherit;font-size:14px;background:#fff;color:#222c3b}.project-form small,.access-form small{font-size:11px;color:#68758a;line-height:1.5}.access-form{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.access-form label{flex:1;min-width:150px}.access-form input{margin-top:6px}.access-form small{width:100%}.library-error{background:#fff0ec;color:#a43924;padding:12px;border-radius:8px;font-size:13px}@media(max-width:1050px){.breadcrumb,.header-divider{display:none}.header-actions .button{padding:0 10px}.header-actions{gap:6px}}@media(max-width:767px){.projects-dialog{padding:20px}.project-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.project-preview{height:120px}.project-details{padding:12px}.project-form>div{flex-direction:column}.brand{gap:5px}.brand-mark{display:none}.header-actions .button{padding:0 8px}.header-actions .icon-button{width:28px}.topbar{gap:8px;padding:0 10px}}.animation-buttons{display:flex;align-items:center;gap:8px;margin:12px 0}.animation-panel small{font-size:11px;color:#6b778a}.animation-panel select{max-width:100%;padding:8px;border:1px solid #dce1e8;border-radius:8px;margin-top:10px}.asset-attribution{margin:20px 0;padding-top:16px;border-top:1px solid var(--border, #e5e9ed)}.asset-attribution p{margin:7px 0;overflow-wrap:anywhere}.asset-attribution a{color:#006f99;text-decoration:underline;text-underline-offset:3px}.house-modes{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}.house-modes .button{flex:1;padding:8px;font-size:12px;white-space:nowrap}.house-panel label{display:block;font-size:12px;margin:12px 0 7px}.house-panel select{width:100%;padding:9px;border:1px solid #d8dee5;border-radius:8px;background:#fff;color:#283642}.house-panel small{display:block;font-size:11px;line-height:1.6;margin-top:10px;color:#677585}.walk-pad{display:flex;gap:6px;margin-top:12px}.walk-pad button{flex:1;touch-action:none;-webkit-user-select:none;user-select:none;font-size:20px}