:root{--bg-app: #050505;--bg-viewport: radial-gradient(circle at center, #1a1a1a 0%, #050505 100%);--bg-panel: rgba(18, 18, 20, .75);--bg-panel-hover: rgba(28, 28, 32, .85);--backdrop-blur: blur(20px);--bg-input: rgba(255, 255, 255, .05);--bg-input-hover: rgba(255, 255, 255, .1);--bg-input-active: rgba(255, 255, 255, .15);--accent-primary: #0A84FF;--accent-hover: #409CFF;--accent-glow: 0 0 16px rgba(10, 132, 255, .4);--text-primary: #FFFFFF;--text-secondary: rgba(255, 255, 255, .7);--text-muted: rgba(255, 255, 255, .4);--text-disabled: rgba(255, 255, 255, .2);--border-light: rgba(255, 255, 255, .08);--border-highlight: rgba(255, 255, 255, .15);--radius-sm: 6px;--radius-md: 12px;--radius-lg: 18px;--radius-pill: 9999px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-lg: 0 12px 40px rgba(0, 0, 0, .6);--header-height: 60px;--toolbar-width: 68px;--panel-width: 300px;--font-ui: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--ease-elastic: cubic-bezier(.175, .885, .32, 1.275);--ease-smooth: cubic-bezier(.2, .8, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;-webkit-user-select:none;user-select:none;-webkit-font-smoothing:antialiased}body{font-family:var(--font-ui);background:var(--bg-app);color:var(--text-primary);overflow:hidden;height:100vh;width:100vw;font-size:13px;letter-spacing:-.01em}.hidden{display:none!important;opacity:0;pointer-events:none}button{outline:none;font-family:inherit}#loading-screen{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:var(--bg-app);z-index:9999}.loader-ring{width:48px;height:48px;border:3px solid rgba(255,255,255,.1);border-top-color:var(--accent-primary);border-radius:50%;animation:spin .8s ease-in-out infinite;margin:0 auto 20px;box-shadow:var(--accent-glow)}@keyframes spin{to{transform:rotate(360deg)}}.loader-text h1{font-size:32px;font-weight:700;margin-bottom:8px;background:linear-gradient(135deg,#fff,#aaa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-align:center}.loader-text p{color:var(--text-muted);font-size:14px;text-align:center}#viewport-container{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;background:var(--bg-viewport)}#viewport{width:100%;height:100%;display:block}kbd{background:#ffffff26;color:var(--text-primary);padding:2px 6px;border-radius:4px;font-weight:600;margin:0 2px}#top-bar{position:fixed;top:16px;left:16px;right:16px;height:var(--header-height);background:var(--bg-panel);-webkit-backdrop-filter:var(--backdrop-blur);backdrop-filter:var(--backdrop-blur);border:1px solid var(--border-light);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:space-between;padding:0 20px;box-shadow:var(--shadow-sm);z-index:100;transition:background .2s}.top-bar-left{display:flex;align-items:center;gap:20px}.app-logo{font-weight:800;font-size:18px;letter-spacing:-.03em;color:var(--text-primary);background:linear-gradient(135deg,#fff,#bbb);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.v-separator{width:1px;height:24px;background:var(--border-light)}.tool-group{display:flex;background:var(--bg-input);padding:4px;border-radius:var(--radius-md);gap:2px}.tool-group.compact{background:transparent;padding:0;gap:8px}.top-bar-right{display:flex;align-items:center;gap:20px}#debug-stats-mini{display:flex;align-items:center;gap:12px;font-size:11px;color:var(--text-muted);font-family:SF Mono,Roboto Mono,monospace;background:var(--bg-input);padding:6px 12px;border-radius:var(--radius-pill)}#fps-counter{color:#32d74b}.action-btn{height:32px;padding:0 16px;border-radius:var(--radius-pill);font-size:12px;font-weight:600;cursor:pointer;border:none;background:var(--bg-input);color:var(--text-primary);transition:all .2s var(--ease-smooth)}.action-btn:hover{background:var(--bg-input-hover);transform:translateY(-1px)}.action-btn.primary{background:var(--text-primary);color:#000}.action-btn.primary:hover{box-shadow:0 4px 12px #fff3}#toolbar-left{position:fixed;top:calc(var(--header-height) + 32px);left:16px;width:var(--toolbar-width);display:flex;flex-direction:column;gap:20px;background:var(--bg-panel);-webkit-backdrop-filter:var(--backdrop-blur);backdrop-filter:var(--backdrop-blur);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:16px 0;align-items:center;box-shadow:var(--shadow-sm);z-index:100}.tool-section{display:flex;flex-direction:column;gap:12px;width:100%;align-items:center}.separator{width:32px;height:1px;background:var(--border-light)}.tool-btn{width:44px;height:44px;border:none;background:transparent;color:var(--text-secondary);border-radius:12px;cursor:pointer;transition:all .2s var(--ease-smooth);display:flex;align-items:center;justify-content:center;position:relative;box-sizing:border-box}.tool-btn svg,.tool-btn i svg,.transform-mode-btn svg,.transform-mode-btn i svg,.layer-actions-mini button svg,.layer-actions-mini button i svg{width:22px;height:22px;stroke-width:1.8px;transition:transform .2s}.layer-actions-mini button svg,.layer-actions-mini button i svg{width:16px;height:16px}.layer-actions-mini button{background:transparent;border:none;color:var(--text-muted);cursor:pointer;padding:4px;border-radius:4px;transition:all .2s;display:flex;align-items:center;justify-content:center}.layer-actions-mini button:hover{color:var(--text-primary);background:var(--bg-input-hover)}.tool-btn:hover{background:var(--bg-input-hover);color:var(--text-primary)}.tool-btn:hover svg{transform:scale(1.1)}.tool-btn.active{background:var(--accent-primary);color:#fff;box-shadow:var(--accent-glow)}.transform-mode-btn{width:44px;height:44px;border-radius:12px;border:1px solid transparent;background:var(--bg-input);color:var(--text-secondary);transition:all .2s;cursor:pointer;display:flex;justify-content:center;align-items:center}.transform-mode-btn:hover{background:var(--bg-input-hover);color:var(--text-primary)}.transform-mode-btn.active{border-color:var(--accent-primary);color:var(--accent-primary);background:#0a84ff1a;box-shadow:0 0 12px #0a84ff33 inset}#panel-bottom{position:fixed;bottom:24px;left:50%;transform:translate(-50%) translateY(0);width:auto;min-width:600px;height:auto;min-height:80px;background:var(--bg-panel);-webkit-backdrop-filter:var(--backdrop-blur);backdrop-filter:var(--backdrop-blur);border:1px solid var(--border-light);border-radius:var(--radius-lg);display:flex;align-items:center;gap:0;padding:0 8px;z-index:90;max-width:calc(100vw - 340px);overflow-x:auto;scrollbar-width:none;box-shadow:var(--shadow-lg);transition:transform .4s var(--ease-elastic),opacity .3s ease}#panel-bottom.hidden{transform:translate(-50%) translateY(100px) scale(.9);opacity:0;pointer-events:none}.prop-section{display:flex;flex-direction:column;gap:8px;padding:12px 16px;height:100%;justify-content:flex-start}.prop-row{display:grid;grid-template-columns:40px 1fr 1fr 1fr;gap:8px;align-items:center}.prop-row label{font-size:11px;color:var(--text-muted);font-weight:500;text-transform:uppercase;letter-spacing:.5px}#panel-bottom input[type=number],#panel-bottom input[type=text]{background:#0003;border:1px solid var(--border-light);border-radius:4px;color:var(--text-primary);padding:6px 8px;font-size:12px;font-family:SF Mono,monospace;width:100%;min-width:60px;outline:none;transition:all .2s;cursor:ew-resize;-moz-appearance:textfield}#panel-bottom input[type=number]::-webkit-inner-spin-button,#panel-bottom input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}#panel-bottom input[type=number]:focus,#panel-bottom input[type=text]:focus{border-color:var(--accent-primary);background:#0a84ff1a;cursor:text}#primitive-properties .property-section{display:flex;flex-direction:column;gap:8px}.property-grid{display:grid;grid-template-columns:auto 1fr;gap:8px 12px;align-items:center}.property-grid.vector3{grid-template-columns:40px 1fr 1fr 1fr}.bool-mode-btns{display:flex;background:var(--bg-input);padding:3px;border-radius:8px;gap:2px}.bool-btn{width:32px;height:32px;border:none;background:transparent;color:var(--text-secondary);border-radius:6px;cursor:pointer;font-size:16px;display:flex;align-items:center;justify-content:center;transition:all .2s}.bool-btn svg,.bool-btn i svg{width:18px;height:18px;stroke-width:1.8px}.bool-btn:hover{background:#ffffff1a;color:var(--text-primary)}.bool-btn.active{background:var(--accent-primary);color:#fff;box-shadow:0 2px 6px #0003}input[type=color]{-webkit-appearance:none;border:none;width:32px;height:32px;border-radius:50%;cursor:pointer;padding:0;background:none}input[type=color]::-webkit-color-swatch-wrapper{padding:0}input[type=color]::-webkit-color-swatch{border:2px solid rgba(255,255,255,.2);border-radius:50%}input[type=range]{-webkit-appearance:none;width:100px;height:4px;background:#ffffff1a;border-radius:2px;outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:#fff;cursor:pointer;box-shadow:0 2px 6px #0000004d;transition:transform .1s;border:2px solid var(--bg-app)}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.1)}input[type=range]::-webkit-slider-thumb:active{transform:scale(.95);background:var(--accent-primary)}#panel-right{position:fixed;top:calc(var(--header-height) + 32px);right:16px;width:var(--panel-width);max-height:calc(100vh - 120px);background:var(--bg-panel);-webkit-backdrop-filter:var(--backdrop-blur);backdrop-filter:var(--backdrop-blur);border:1px solid var(--border-light);border-radius:var(--radius-lg);display:flex;flex-direction:column;box-shadow:var(--shadow-lg);z-index:100;overflow:hidden}.panel-header{padding:16px 20px;border-bottom:1px solid var(--border-light);display:flex;justify-content:space-between;align-items:center;background:#ffffff05}.panel-header h3{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted)}.header-controls{display:flex;flex-direction:row;gap:8px}.outliner-tree{flex:1;overflow-y:auto;padding:8px 0}.outliner-node{display:flex;align-items:center;height:36px;padding:0 16px;cursor:pointer;font-size:13px;color:var(--text-secondary);transition:background .1s;border-left:3px solid transparent}.outliner-node:hover{background:#ffffff0d;color:var(--text-primary)}.outliner-node.active{background:#0a84ff1a;color:#fff;border-left-color:var(--accent-primary)}.node-icon{margin-right:10px;opacity:.7;font-size:16px;width:24px;display:flex;justify-content:center}.node-icon svg{width:16px;height:16px;stroke-width:2px}.node-btn svg{width:14px;height:14px;stroke-width:2px}.node-name{flex:1;font-weight:500}.node-controls{display:flex;gap:8px;opacity:0;transition:opacity .2s}.outliner-node:hover .node-controls,.outliner-node.active .node-controls{opacity:1}.node-btn{width:24px;height:24px;border-radius:4px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:all .2s;background:transparent;border:none;cursor:pointer}.node-btn:hover{background:var(--bg-input-hover);color:var(--text-primary)}.node-btn.delete:hover{background:#ff3b3033;color:#ff3b30}.outliner-node.modifier-disabled .node-name{font-style:italic;opacity:.45}.outliner-node.modifier-disabled .node-icon{opacity:.45}.modifier-section-header{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px}.modifier-section-header h4{margin:0;flex:1}.modifier-enable-toggle{display:inline-flex;align-items:center;gap:6px;font-size:11px;color:var(--text-muted);cursor:pointer;-webkit-user-select:none;user-select:none}.modifier-enable-toggle input[type=checkbox]{cursor:pointer}.modifier-enable-label{min-width:52px;text-align:left}.modifier-body-disabled{filter:grayscale(.7);opacity:.5;pointer-events:none}.ui-tooltip{position:fixed;background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;padding:6px 12px;border-radius:6px;font-size:11px;font-weight:500;pointer-events:none;z-index:1000;border:1px solid var(--border-light);opacity:0;transform:translateY(4px);transition:opacity .2s,transform .2s;white-space:nowrap}.ui-tooltip.visible{opacity:1;transform:translateY(0)}@media (max-width: 768px){:root{--toolbar-width: 56px}#toolbar-left{width:var(--toolbar-width);gap:12px;padding:10px 0;max-height:calc(100vh - var(--header-height) - 64px);overflow-y:auto;overflow-x:hidden;scrollbar-width:none;-ms-overflow-style:none}#toolbar-left::-webkit-scrollbar{display:none}.tool-btn,.transform-mode-btn{width:38px;height:38px;border-radius:10px}.tool-btn svg,.tool-btn i svg,.transform-mode-btn svg,.transform-mode-btn i svg{width:18px;height:18px}.tool-section{gap:8px}.separator{width:24px;margin:2px 0}#panel-right{width:60px;transition:width .3s var(--ease-elastic)}#panel-right.expanded{width:300px}#panel-right:not(.expanded) .panel-header{flex-direction:column;justify-content:center;padding:12px 0;gap:8px;height:auto;cursor:pointer}#panel-right:not(.expanded) .panel-header h3{display:block;font-size:10px;margin:0}#panel-right:not(.expanded) .header-controls{display:flex;gap:4px}#panel-right:not(.expanded) .node-name,#panel-right:not(.expanded) .node-controls,#panel-right:not(.expanded) .outliner-placeholder{display:none}#panel-right:not(.expanded) .outliner-node{justify-content:center;padding:0}#panel-right:not(.expanded) .node-icon{margin:0}.panel-header:after{display:none}#panel-right.expanded .panel-header{justify-content:space-between;flex-direction:row}#panel-bottom{min-width:auto;max-width:calc(100vw - 32px);left:16px;right:16px;transform:translate(0) translateY(0);flex-direction:column;align-items:stretch;padding:0;overflow:hidden}#panel-bottom.hidden{transform:translate(0) translateY(100px) scale(.9)}.panel-content{display:flex;flex-direction:row;align-items:center;overflow:visible;padding:8px 32px 8px 16px}.prop-section{padding:8px 12px;flex-shrink:0}.prop-divider{flex-shrink:0}.panel-scroll-handle{display:block;width:100%;padding:8px 16px 4px;touch-action:pan-x}.scroll-handle-track{width:100%;height:4px;background:#ffffff1a;border-radius:2px;position:relative}.scroll-handle-thumb{position:absolute;height:100%;width:30%;background:#fff6;border-radius:2px;left:0;transition:background .2s}.scroll-handle-thumb:active,.scroll-handle-thumb.dragging{background:var(--accent-primary)}#panel-bottom input[type=number],#panel-bottom input[type=text]{font-size:16px;padding:4px 6px;width:56px;min-width:56px;max-width:56px;cursor:ew-resize}.prop-row{grid-template-columns:32px 56px 56px 56px;gap:4px}.prop-row label{font-size:10px}}.panel-content{display:flex;flex-direction:row;align-items:center}@media (pointer: fine){.panel-scroll-handle{display:none}}#transform-hud{position:absolute;bottom:120px;left:50%;transform:translate(-50%);background:#000c;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:8px 16px;border-radius:8px;display:flex;gap:12px;color:#fff;font-family:SF Mono,monospace;font-size:14px;border:1px solid rgba(255,255,255,.1);pointer-events:none;z-index:500}.axis-x{color:#ff3b30}.axis-y{color:#32d74b}.axis-z{color:#0a84ff}.outliner-node.dragging{opacity:.4}.outliner-node.drag-over-top{border-top:2px solid var(--accent-primary);margin-top:-1px}.outliner-node.drag-over-bottom{border-bottom:2px solid var(--accent-primary);margin-bottom:-1px}.outliner-node.drag-over-into{background:#0a84ff1f;box-shadow:inset 0 0 0 1px var(--accent-primary)}.outliner-node.drag-over-into .node-icon{color:var(--accent-primary)}.outliner-tree.drag-over-root{box-shadow:inset 0 -2px 0 0 var(--accent-primary)}.node-name{cursor:default}#transform-line{position:fixed;height:1px;background:transparent;border-top:1px dashed rgba(255,255,255,.5);transform-origin:0 50%;pointer-events:none;z-index:400;box-shadow:0 0 2px #00000080}.outliner-node.bool-subtract{border-left-color:#ff3b30}.outliner-node.bool-subtract .node-name{color:#ff6b60}.outliner-node.bool-intersect{border-left-color:#bf5af2}.outliner-node.bool-intersect .node-name{color:#d88bfc}#brick-debug-hud{position:absolute;top:100px;left:100px;background:#000000bf;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:12px 16px;border-radius:10px;font-family:SF Mono,Roboto Mono,monospace;font-size:12px;color:var(--text-primary);border:1px solid rgba(255,255,255,.1);pointer-events:auto;z-index:1000;min-width:180px}#brick-debug-label{font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:4px}#brick-debug-value{font-size:14px;font-weight:600;color:var(--text-primary);margin-bottom:8px}#brick-debug-bar{height:6px;background:#ffffff1a;border-radius:3px;overflow:hidden}#brick-debug-fill{height:100%;width:0%;background:linear-gradient(90deg,#32d74b,#ffd60a 60%,#ff3b30);border-radius:3px;transition:width .1s ease-out}#dc-edge-bar{height:6px;background:#ffffff1a;border-radius:3px;overflow:hidden;margin-top:4px}#dc-edge-fill{height:100%;width:0%;background:linear-gradient(90deg,#0a84ff,#bf5af2 60%,#ff375f);border-radius:3px;transition:width .1s ease-out}#dc-edge-value{font-size:12px;font-weight:500;color:var(--text-primary)}#dev-mode-header{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--accent-primary);margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,.1)}#brick-debug-hud{pointer-events:auto}.dev-section{margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.05)}.dev-section:last-child{margin-bottom:0;padding-bottom:0;border-bottom:none}.dev-label{font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px}.dev-sublabel{font-size:10px;color:var(--text-muted);margin-top:4px}.dev-toggle-row{display:flex;gap:4px;background:#0000004d;padding:3px;border-radius:6px}.dev-toggle-btn{flex:1;padding:6px 12px;border:none;background:transparent;color:var(--text-secondary);font-size:11px;font-weight:600;border-radius:4px;cursor:pointer;transition:all .2s}.dev-toggle-btn:hover{background:#ffffff1a;color:var(--text-primary)}.dev-toggle-btn.active{background:var(--accent-primary);color:#fff;box-shadow:0 2px 6px #0a84ff4d}.dev-checkbox-row{display:flex;align-items:center;gap:8px;cursor:pointer;padding:4px 0;font-size:12px;color:var(--text-secondary)}.dev-checkbox-row:hover{color:var(--text-primary)}.dev-checkbox-row input[type=checkbox]{width:14px;height:14px;accent-color:var(--accent-primary);cursor:pointer}.dev-checkbox-row span{-webkit-user-select:none;user-select:none}#viewport-container{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:0}#dev-mode-toggle{position:fixed;top:100px;left:100px;width:36px;height:36px;border-radius:10px;background:#000000bf;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);color:var(--accent-primary);font-size:14px;font-weight:700;border:1px solid rgba(255,255,255,.1);cursor:pointer;z-index:501;transition:all .2s}#dev-mode-toggle:hover{background:#0a84ff33;border-color:var(--accent-primary)}#dev-mode-toggle.active{background:var(--accent-primary);color:#fff}#dev-mode-header{display:flex;justify-content:space-between;align-items:center}#dev-collapse-btn{background:transparent;border:none;color:var(--text-muted);font-size:18px;cursor:pointer;padding:0 4px;line-height:1;transition:color .2s}#dev-collapse-btn:hover{color:var(--text-primary)}.dc-slider-row{margin-bottom:8px}.dc-slider-header{display:flex;justify-content:space-between;font-size:11px;margin-bottom:4px}.dc-slider-header .dc-slider-label{color:var(--text-secondary)}.dc-slider-header .dc-slider-value{color:var(--text-primary);font-family:SF Mono,monospace}.dc-slider-row input[type=range]{width:100%;height:4px}@media (pointer: coarse){input[type=range]::-webkit-slider-thumb{width:24px;height:24px}input[type=range]::-moz-range-thumb{width:24px;height:24px}.dc-slider-row input[type=range]{height:6px}}.dc-mode-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.1)}.dc-mode-row .dc-slider-label{font-size:11px;color:var(--text-secondary)}.dc-mode-buttons{display:flex;gap:4px;background:#0000004d;padding:3px;border-radius:6px}.dc-mode-btn{padding:6px 12px;border:none;background:transparent;color:var(--text-secondary);font-size:11px;font-weight:600;border-radius:4px;cursor:pointer;transition:all .2s}.dc-mode-btn:hover{background:#ffffff1a;color:var(--text-primary)}.dc-mode-btn.active{background:var(--accent-primary);color:#fff;box-shadow:0 2px 6px #0a84ff4d}.outliner-placeholder{display:flex;flex-direction:row;align-items:center;justify-content:center;height:36px;color:var(--text-muted);font-size:13px;font-weight:500;opacity:.5;gap:8px;font-style:italic}.outliner-placeholder i,.outliner-placeholder svg{width:16px;height:16px;stroke-width:1.5px;opacity:.8;margin-bottom:0}#dev-mode-toggle{display:flex;position:fixed;top:100px;left:100px;width:44px;height:44px;padding:0;background:var(--bg-panel);-webkit-backdrop-filter:var(--backdrop-blur);backdrop-filter:var(--backdrop-blur);border:1px solid var(--border-light);border-radius:50%;color:var(--text-secondary);font-size:13px;font-weight:600;align-items:center;justify-content:center;cursor:pointer;z-index:2000;box-shadow:var(--shadow-sm);transition:all .2s var(--ease-smooth)}#dev-mode-toggle:hover{background:var(--bg-input-hover);color:var(--text-primary);transform:translateY(1px);box-shadow:var(--shadow-lg)}#dev-mode-toggle i,#dev-mode-toggle svg{width:20px!important;height:20px!important;stroke-width:2px;min-width:20px;min-height:20px}#dev-mode-toggle.hidden{display:none!important}.scrub-input-wrapper{position:relative;display:flex;align-items:center;width:100%}.scrub-input-wrapper input[type=number]{padding-left:24px!important;padding-right:4px;width:100%;min-width:0}.scrub-label{position:absolute;left:4px;z-index:2;font-size:.75rem;font-weight:700;font-family:monospace;color:var(--text-muted);cursor:ew-resize;-webkit-user-select:none;user-select:none;padding:2px 4px;border-radius:4px;transition:all .2s ease;touch-action:none}.scrub-label:hover{background:#ffffff1a;color:var(--text-primary)}.scrub-label:active{background:var(--accent-primary);color:#fff;cursor:grabbing}.scrub-label.axis-x{color:#ff6b35}.scrub-label.axis-y{color:#4cd964}.scrub-label.axis-z{color:#007aff}.scrub-label.axis-x:hover{color:#ff9f0a;transform:scale(1.1)}.scrub-label.axis-y:hover{color:#32d74b;transform:scale(1.1)}.scrub-label.axis-z:hover{color:#64d2ff;transform:scale(1.1)}#changelog-modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:2000;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .3s var(--ease-smooth)}#changelog-modal.visible{opacity:1;pointer-events:auto}.changelog-window{width:600px;max-width:90vw;height:70vh;max-height:800px;background:var(--bg-panel);background-color:#121214f2;border:1px solid var(--border-highlight);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg),0 0 40px #00000080;display:flex;flex-direction:column;transform:scale(.95) translateY(10px);transition:transform .3s var(--ease-elastic);overflow:hidden}.changelog-window,.changelog-window *{user-select:text!important;-webkit-user-select:text!important;cursor:auto}#changelog-modal.visible .changelog-window{transform:scale(1) translateY(0)}.changelog-header{height:60px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border-light);background:#ffffff08}.changelog-header h2{font-size:18px;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:10px}.changelog-header h2 svg{color:var(--accent-primary);width:20px;height:20px}.close-modal-btn{width:32px;height:32px;border-radius:50%;border:none;background:transparent;color:var(--text-muted);font-size:24px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.close-modal-btn:hover{background:var(--bg-input-hover);color:var(--text-primary)}.changelog-content{padding:24px;overflow-y:auto;flex:1;display:flex;flex-direction:column;gap:32px}.version-card{position:relative;padding-left:20px}.version-card:before{content:"";position:absolute;top:50px;bottom:-34px;left:7px;width:2px;background:var(--border-light)}.version-card:last-child:before{display:none}.version-header{display:flex;align-items:baseline;gap:12px;margin-bottom:16px;position:sticky;top:-24px;background:transparent}.version-badge{position:relative;z-index:2;background:var(--accent-primary);color:#fff;font-size:12px;font-weight:700;padding:4px 10px;border-radius:var(--radius-pill);box-shadow:0 2px 8px #0a84ff4d}.version-date{font-size:12px;color:var(--text-muted);font-weight:500}.change-category{margin-bottom:16px}.change-category:last-child{margin-bottom:0}.cat-title{font-size:11px;text-transform:uppercase;letter-spacing:.05em;font-weight:700;margin-bottom:8px;display:flex;align-items:center;gap:6px}.cat-title.features{color:#32d74b}.cat-title.improvements{color:#bf5af2}.cat-title.fixes{color:#ff9f0a}.change-list{list-style:none;padding:0;margin:0}.change-list li{font-size:13px;color:var(--text-secondary);line-height:1.5;margin-bottom:6px;padding-left:14px;position:relative}.change-list li:before{content:"";position:absolute;left:0;top:8px;width:4px;height:4px;border-radius:50%;background:var(--text-disabled)}.change-list li strong{color:var(--text-primary);font-weight:600}