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var(--transition-fast);white-space:nowrap}.dropdown-item:hover:not(:disabled){background:var(--bg-hover)}.dropdown-item:disabled{opacity:.35;cursor:not-allowed}.dropdown-item.danger{color:var(--danger)}.dropdown-item kbd{font-size:var(--text-xs);color:var(--text-secondary)}.dropdown-separator{height:1px;background:var(--border);margin:3px 0}.project-name{font-size:var(--text-base);font-weight:var(--weight-medium);color:var(--text-primary);letter-spacing:.2px;cursor:text;border-radius:var(--radius-sm);padding:2px 6px;transition:background var(--transition-fast);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px}.project-name:hover{background:var(--bg-hover)}.project-name-input{font-size:var(--text-base);font-weight:var(--weight-medium);color:var(--text-primary);background:var(--bg-primary);border:1px solid var(--border-focus);border-radius:var(--radius-sm);padding:2px 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3px;min-width:14px}.mode-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.mode-btn.active{background:var(--accent-dim);color:var(--accent);border-color:var(--accent-dim)}.export-btn{display:flex;align-items:center;gap:4px;width:auto;padding:0 8px;font-size:var(--text-sm);color:var(--text-secondary)}.export-btn span{font-size:var(--text-sm)}.export-btn:hover{color:var(--text-primary)}.export-print-btn{display:flex;align-items:center;gap:6px;padding:5px 12px;background:var(--accent);border:1px solid var(--accent);border-radius:var(--radius-sm);color:var(--accent-text);font-size:var(--text-sm);font-weight:var(--weight-semibold);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;letter-spacing:.2px}.export-print-btn:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}.export-print-btn:disabled{opacity:.35;cursor:not-allowed}.share-btn{border-radius:999px;color:var(--text-primary)}.share-btn-icon{display:flex;align-items:center;justify-content:center;flex-shrink:0}.share-btn.sharing{background:var(--accent-dim);color:var(--accent);border-color:var(--accent-dim)}.share-btn.sharing:hover{background:var(--accent-dim);color:var(--accent)}.share-live-dot{width:7px;height:7px;flex-shrink:0;border-radius:50%;background:currentColor;animation:pulse-dot 1.5s ease-in-out infinite}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.78)}}.viewer-badge{background:var(--info);color:var(--accent-b-text);padding:2px 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var(--border);border-radius:var(--radius-2xl);padding:5px;box-shadow:var(--shadow-lg);user-select:none;backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);pointer-events:all}.ftb-group{display:flex;align-items:center;gap:1px}.ftb-sep{width:1px;height:28px;background:var(--border);margin:0 4px;flex-shrink:0}.ftb-btn{display:flex;align-items:center;justify-content:center;width:var(--sz-ftb-btn);height:var(--sz-ftb-btn);padding:0;background:none;border:1px solid transparent;border-radius:15px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);flex-shrink:0}.ftb-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.ftb-btn.active{background:var(--accent-dim);color:var(--accent);border-color:var(--accent-dim)}.ftb-icon{display:flex;align-items:center;justify-content:center;width:20px;height:20px;line-height:1}.ftb-icon 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var(--border);border-radius:var(--radius-xl);padding:4px;box-shadow:var(--shadow-lg);z-index:50;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}.ftb-shapes-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2px}.ftb-shapes-item{display:flex;flex-direction:column;align-items:center;gap:3px;padding:7px 6px 5px;background:none;border:1px solid transparent;border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);min-width:60px}.ftb-shapes-item:hover{background:var(--bg-hover);color:var(--text-primary)}.ftb-shapes-item.active{background:var(--accent-dim);color:var(--accent);border-color:var(--accent-dim)}.ftb-shapes-icon{display:flex;align-items:center;justify-content:center;width:22px;height:22px;line-height:1}.ftb-shapes-label{font-size:var(--text-2xs);text-transform:uppercase;letter-spacing:.3px;color:inherit;white-space:nowrap}.ftb-shapes-item kbd{font-size:8px;padding:0 3px;min-width:13px}.csg-context-bar{display:flex;align-items:center;gap:8px;background:var(--panel-glass);border:1px solid var(--accent-b);border-radius:var(--radius-2xl);padding:6px 12px;box-shadow:0 4px 24px #00000059,0 0 0 1px var(--accent-b-dim);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);pointer-events:all;white-space:nowrap;animation:csg-bar-in .22s cubic-bezier(.22,1,.36,1) both}.csg-context-bar--closing{animation:csg-bar-out .18s cubic-bezier(.55,0,1,.45) both;pointer-events:none}@keyframes csg-bar-in{0%{opacity:0;transform:translateY(8px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes csg-bar-out{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(8px) scale(.95)}}.csg-context-label{display:flex;align-items:center;gap:5px;font-size:var(--text-sm)}.csg-obj-chip{background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-sm);padding:1px 7px;font-size:var(--text-xs);color:var(--text-secondary);max-width:90px;overflow:hidden;text-overflow:ellipsis}.csg-obj-chip-target{border-color:var(--success);color:var(--success);background:var(--target-bg)}.csg-context-plus{color:var(--text-muted);font-size:var(--text-xs)}.csg-context-separator{width:1px;height:20px;background:var(--border);margin:0 2px;flex-shrink:0}.csg-context-ops{display:flex;gap:2px}.csg-op-btn{display:flex;align-items:center;gap:5px;padding:4px 10px;background:none;border:1px solid transparent;border-radius:var(--radius-sm);color:var(--text-primary);font-size:var(--text-sm);font-weight:var(--weight-medium);cursor:pointer;transition:all var(--transition-fast)}.csg-op-btn:hover{background:var(--accent-b-dim);border-color:var(--accent-b);color:var(--accent-b)}.csg-op-btn kbd{font-size:9px;color:var(--text-muted);background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-xs);padding:0 3px}.csg-cancel-btn{display:flex;align-items:center;justify-content:center;width:22px;height:22px;padding:0;background:none;border:none;border-radius:var(--radius-sm);color:var(--text-muted);font-size:13px;cursor:pointer;transition:all var(--transition-fast)}.csg-cancel-btn:hover{background:var(--danger-bg);color:var(--text-on-color)}.vp-cam-overlay{position:absolute;right:16px;bottom:11px;display:flex;align-items:center;gap:2px;background:var(--panel-glass);border:1px solid var(--border);border-radius:var(--radius-2xl);padding:4px;backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);box-shadow:var(--shadow-lg);z-index:20;pointer-events:all;user-select:none}.vp-cam-btn{display:flex;align-items:center;justify-content:center;width:30px;height:30px;padding:0;background:none;border:1px solid transparent;border-radius:10px;color:var(--text-secondary);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:.3px;cursor:pointer;transition:all var(--transition-fast);flex-shrink:0}.vp-cam-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.command-palette-overlay{position:fixed;inset:0;background:var(--overlay-scrim);backdrop-filter:blur(6px);z-index:1000;display:flex;align-items:flex-start;justify-content:center;padding-top:15vh;animation:palette-overlay-in .12s ease-out}@keyframes palette-overlay-in{0%{opacity:0}to{opacity:1}}.command-palette{width:var(--sz-palette);max-height:420px;background:var(--panel-glass-strong);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border);border-radius:var(--radius-2xl);box-shadow:var(--shadow-xl),inset 0 1px #ffffff0d;display:flex;flex-direction:column;overflow:hidden;animation:palette-slide-in .2s cubic-bezier(.16,1,.3,1)}@keyframes palette-slide-in{0%{opacity:0;transform:scale(.96) translateY(-6px)}to{opacity:1;transform:scale(1) translateY(0)}}.command-palette-input-wrap{display:flex;align-items:center;padding:14px 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.06s}.command-palette-item:hover,.command-palette-item.selected{background:var(--bg-hover)}.command-palette-item.selected{background:var(--accent-dim)}.command-palette-category{font-size:var(--text-xs);color:var(--text-muted);min-width:52px;text-transform:uppercase;letter-spacing:.4px}.command-palette-label{flex:1}.command-palette-shortcut{font-size:var(--text-xs);color:var(--text-muted)}.property-panel{--axis-x: #e05c5c;--axis-y: #4daa77;--axis-z: #5c8ce0;position:absolute;right:10px;top:58px;width:var(--sz-panel-props);max-height:calc(100% - 120px);background:var(--panel-glass-strong);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);border:1px solid var(--border);border-radius:var(--radius-xl);padding:10px;overflow-y:auto;flex-shrink:0;display:flex;flex-direction:column;gap:2px;z-index:12;box-shadow:var(--shadow-lg);pointer-events:all}.property-panel::-webkit-scrollbar{width:4px}.property-panel::-webkit-scrollbar-track{background:transparent}.property-panel::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full)}.prop-section{border-radius:var(--radius-md)}.prop-section-header{display:flex;align-items:center;gap:6px;width:100%;padding:6px 8px;background:transparent;border:none;border-radius:var(--radius-md);color:var(--text-muted);cursor:pointer;font-size:var(--text-xs);font-weight:var(--weight-semibold);text-transform:uppercase;letter-spacing:.6px;transition:background var(--transition-fast),color var(--transition-fast)}.prop-section-header:hover{background:var(--bg-hover);color:var(--text-secondary)}.prop-section-header:focus-visible{outline:2px solid var(--border-focus);outline-offset:-2px}.prop-section-chevron{flex-shrink:0;transition:transform var(--transition-fast)}.prop-section.open .prop-section-chevron{transform:rotate(90deg)}.prop-section-title{flex:1;text-align:left}.prop-section-body{padding:4px 8px 8px;display:flex;flex-direction:column;gap:6px}@media(prefers-reduced-motion:reduce){.prop-section-chevron,.prop-section-header{transition:none}}.prop-node-header{display:flex;align-items:center;gap:6px;padding:8px 8px 6px;margin-bottom:2px}.prop-type-icon{font-size:var(--text-lg);line-height:1;opacity:.6}.prop-node-name{font-size:var(--text-base);font-weight:var(--weight-semibold);color:var(--text-primary);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.property-name-input{flex:1;min-width:0;font-size:var(--text-base);font-weight:var(--weight-semibold);color:var(--text-primary);background:transparent;border:1px solid transparent;border-radius:var(--radius-xs);padding:1px 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0}.property-anchor-presets{display:grid;grid-template-columns:repeat(4,1fr);gap:3px}.property-anchor-presets button{padding:4px 2px;font-size:var(--text-xs);font-weight:var(--weight-medium);background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;text-align:center;transition:all var(--transition-fast);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.property-anchor-presets button:hover{color:var(--accent);border-color:var(--accent-dim);background:var(--accent-dim)}.property-anchor-presets button:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px}.property-anchor-presets button.active{color:var(--accent);border-color:var(--accent);background:var(--accent-dim)}.property-anchor-reset{grid-column:span 4}@media(prefers-reduced-motion:reduce){.property-anchor-presets 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#00000047}.auth-btn.secondary{background:transparent;color:var(--text-secondary);border:1px solid var(--border)}.auth-btn.secondary:hover{background:var(--bg-hover);color:var(--text-primary)}.auth-error{padding:0 40px;margin:0;font-size:var(--text-xs);color:var(--danger);text-align:center}.auth-footer-hint{padding:20px 40px 36px;text-align:center;font-size:var(--text-xs);color:var(--text-muted);line-height:1.5;margin:0}.auth-sent{padding:40px 40px 44px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:0}.auth-sent-icon{width:60px;height:60px;border-radius:var(--radius-full);background:#4daa771f;border:1px solid rgba(77,170,119,.25);display:flex;align-items:center;justify-content:center;color:var(--success);margin-bottom:20px}.auth-sent-heading{font-size:var(--text-lg);font-weight:var(--weight-semibold);color:var(--text-primary);margin:0 0 8px}.auth-sent-sub{font-size:var(--text-sm);color:var(--text-secondary);line-height:1.6;margin:0 0 24px}.auth-sent .auth-btn.secondary{width:auto;padding:9px 24px}.inline-signin{display:flex;flex-direction:column;gap:20px}.inline-signin-desc{font-size:var(--text-sm);color:var(--text-secondary);line-height:1.65;margin:0}.inline-signin form{display:flex;flex-direction:column;gap:14px}.inline-signin-label{display:block;font-size:var(--text-xs);font-weight:var(--weight-medium);color:var(--text-muted);text-transform:uppercase;letter-spacing:.6px}.inline-signin input{display:block;width:100%;padding:11px 14px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-elevated);color:var(--text-primary);font-size:var(--text-sm);font-family:var(--font-ui);outline:none;box-sizing:border-box;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.inline-signin input:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-dim)}.inline-signin input:focus-visible{outline:none}.inline-signin button{display:block;width:100%;padding:11px 14px;border:none;border-radius:var(--radius-lg);background:var(--accent);color:var(--accent-text);font-size:var(--text-sm);font-weight:var(--weight-semibold);font-family:var(--font-ui);cursor:pointer;box-shadow:0 2px 8px #0000002e;transition:background var(--transition-fast),box-shadow var(--transition-fast)}.inline-signin button:hover:not(:disabled){background:var(--accent-hover);box-shadow:0 4px 14px #0000003d}.inline-signin button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.inline-signin button:disabled{opacity:.6;cursor:not-allowed}.inline-signin-hint{font-size:var(--text-xs);color:var(--text-muted);line-height:1.5;margin:0;text-align:center}.inline-signin-sent{background:var(--chip-bg);border:1px solid var(--border);border-radius:var(--radius-xl);padding:28px 24px 24px;display:flex;flex-direction:column;align-items:center;gap:0;text-align:center}.inline-signin-sent-icon{width:48px;height:48px;border-radius:var(--radius-full);background:#4daa771f;border:1px solid rgba(77,170,119,.25);display:flex;align-items:center;justify-content:center;color:var(--success);margin-bottom:16px}.inline-signin-sent-title{font-size:var(--text-base);font-weight:var(--weight-semibold);color:var(--text-primary);margin:0 0 6px}.inline-signin-sent-sub{font-size:var(--text-sm);color:var(--text-secondary);line-height:1.5;margin:0}.user-avatars{display:flex;flex-direction:row-reverse;align-items:center}.user-avatar{width:24px;height:24px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:#fff;font-size:var(--text-2xs);font-weight:var(--weight-bold);border:2px solid var(--bg-elevated);margin-left:-6px;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}.user-avatar:hover{transform:scale(1.15)}.user-avatar--following{box-shadow:0 0 0 2px var(--accent, #4a90d9);transform:scale(1.15)}.user-avatar:last-child{margin-left:0}.user-avatar.overflow{background:var(--bg-surface);color:var(--text-muted);font-size:var(--text-3xs)}.collab-bar{position:absolute;top:10px;right:10px;z-index:30;display:flex;align-items:center;gap:4px;padding:5px 8px;background:var(--panel-glass);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);border:1px solid var(--border);border-radius:var(--radius-2xl);box-shadow:var(--shadow-lg);pointer-events:all;font-family:var(--font-ui);font-size:var(--text-xs);font-weight:var(--weight-medium);color:var(--text-secondary);transition:border-color .2s ease;overflow:visible}.collab-bar--live{border-color:#48b7c74d}.collab-bar--reconnecting{border-color:#f7b73373}.collab-reconnect-spinner{width:8px;height:8px;border-width:1.5px;border-color:var(--warning);border-style:solid;border-top-color:transparent;border-radius:var(--radius-full);animation:fork-spin .8s linear 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infinite}.collab-sug-count{font-size:var(--text-3xs);font-weight:var(--weight-bold);min-width:13px;text-align:center}.collab-spinner{display:inline-block;width:11px;height:11px;border:1.5px solid currentColor;border-top-color:transparent;border-radius:var(--radius-full);animation:spin .6s linear infinite;flex-shrink:0}.collab-signin-popover{position:absolute;top:calc(100% + 8px);right:0;z-index:50;width:320px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);padding:20px;animation:collab-popover-in .15s cubic-bezier(.34,1.56,.64,1)}@keyframes collab-popover-in{0%{opacity:0;transform:translateY(-6px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.collab-signin-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.collab-signin-heading{font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--text-primary);margin:0}.collab-signin-close{width:24px;height:24px;flex-shrink:0;background:none;border:none;cursor:pointer;color:var(--text-muted);font-size:16px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);transition:color var(--transition-fast),background var(--transition-fast)}.collab-signin-close:hover{color:var(--text-primary);background:var(--bg-hover)}.collab-signin-close:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.collab-follow-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--radius-lg);background:var(--accent-dim);color:var(--accent);font-size:var(--text-xs);font-weight:var(--weight-semibold);white-space:nowrap;animation:collab-popover-in .15s 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0;max-height:260px;overflow-y:auto}.suggestions-list::-webkit-scrollbar{width:4px}.suggestions-list::-webkit-scrollbar-track{background:transparent}.suggestions-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.suggestion-item{padding:8px 12px;border-bottom:1px solid var(--border);transition:background var(--transition-fast)}.suggestion-item:last-child{border-bottom:none}.suggestion-item.previewing{background:var(--accent-b-dim)}.suggestion-item.stale{opacity:.7}.suggestion-meta{display:flex;align-items:center;gap:8px;margin-bottom:8px}.suggestion-avatar{width:26px;height:26px;border-radius:var(--radius-full);color:#fff;font-size:var(--text-2xs);font-weight:var(--weight-extrabold);display:flex;align-items:center;justify-content:center;flex-shrink:0}.suggestion-info{display:flex;flex-direction:column;gap:1px}.suggestion-name{font-size:var(--text-xs);font-weight:var(--weight-semibold);color:var(--text-primary)}.suggestion-time{font-size:var(--text-3xs);color:var(--text-secondary);display:flex;align-items:center;gap:5px}.suggestion-stale-badge{display:inline-block;padding:0 5px;background:#f7b7332e;color:var(--warning, #f7b733);border:1px solid 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.diff-legend-swatch{background:var(--diff-modified)}.diff-legend-item--modified{color:var(--diff-modified)}.diff-legend-item--removed .diff-legend-swatch{background:var(--diff-removed)}.diff-legend-item--removed{color:var(--diff-removed)}.diff-legend-item--unchanged{color:var(--text-muted)}.suggestion-diff-chips{display:flex;gap:4px;margin-bottom:6px}.diff-chip{display:inline-flex;align-items:center;padding:1px 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both;pointer-events:all}.comment-input-overlay--below{transform:translate(-50%,12px);animation:comment-input-below .18s cubic-bezier(.34,1.56,.64,1) both}@keyframes comment-input-above{0%{opacity:0;transform:translate(-50%,calc(-100% - 4px)) scale(.96)}to{opacity:1;transform:translate(-50%,calc(-100% - 12px)) scale(1)}}@keyframes comment-input-below{0%{opacity:0;transform:translate(-50%,4px) scale(.96)}to{opacity:1;transform:translate(-50%,12px) scale(1)}}.comment-input-textarea{width:100%;resize:none;background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-md);padding:7px 8px;font-size:var(--text-xs);font-family:inherit;outline:none;transition:border-color var(--transition-fast);box-sizing:border-box}.comment-input-textarea:focus{border-color:var(--border-focus)}.comment-input-actions{display:flex;gap:6px;margin-top:7px;justify-content:flex-end}.comment-input-submit{background:var(--accent);color:var(--accent-text);border:none;border-radius:var(--radius-sm);padding:4px 11px;font-size:var(--text-2xs);font-weight:var(--weight-semibold);font-family:inherit;cursor:pointer;transition:opacity var(--transition-fast)}.comment-input-submit:disabled{opacity:.4;cursor:not-allowed}.comment-input-submit:not(:disabled):hover{background:var(--accent-hover)}.comment-input-cancel{background:transparent;color:var(--text-muted);border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px 9px;font-size:var(--text-2xs);font-family:inherit;cursor:pointer;transition:color var(--transition-fast),background var(--transition-fast)}.comment-input-cancel:hover{color:var(--text-primary);background:var(--bg-hover)}.ews-not-found{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;height:100dvh;color:var(--text-secondary);font-size:var(--text-sm);background:var(--bg-primary)}.ews-not-found p{margin:0;color:var(--text-muted)}.ews-not-found a{color:var(--accent-text);text-decoration:none;font-size:var(--text-xs);padding:6px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);transition:background var(--transition-fast)}.ews-not-found a:hover{background:var(--bg-elevated)}@media(prefers-reduced-motion:reduce){.ews-not-found a{transition:none}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{color-scheme:dark light;--bg-canvas: #081e33;--bg-primary: #071726;--bg-surface: #0d2238;--bg-elevated: #132a44;--bg-hover: rgba(140, 200, 255, .06);--text-primary: #e6f0f6;--text-secondary: #9bb3c2;--text-muted: #5f7a8c;--copper: #f07a1a;--copper-dim: rgba(240, 122, 26, .16);--copper-hover: #ff933d;--copper-ink: #1a0d00;--cyan-cad: #6fe0ff;--cyan-cad-dim: rgba(111, 224, 255, .16);--cyan-cad-hover: #8ae8ff;--cyan-cad-ink: #001018;--accent-a: var(--copper);--accent-a-dim: var(--copper-dim);--accent-a-hover: var(--copper-hover);--accent-a-text: var(--copper-ink);--accent-b: var(--cyan-cad);--accent-b-dim: var(--cyan-cad-dim);--accent-b-hover: var(--cyan-cad-hover);--accent-b-text: var(--cyan-cad-ink);--accent: var(--accent-a);--accent-dim: var(--accent-a-dim);--accent-hover: var(--accent-a-hover);--accent-text: var(--accent-a-text);--info: var(--accent-b);--success: #4daa77;--success-bg: rgba(77, 170, 119, .88);--danger: #e05c5c;--danger-bg: rgba(224, 92, 92, .9);--warning: #d9976a;--border: #1c3446;--border-focus: var(--accent-a);--snap-color: var(--accent-b);--shadow: rgba(0, 0, 0, .7);--grid-major: rgba( 180, 220, 255, .2 );--grid-minor: rgba(120, 180, 255, .1);--grid-section: rgba(180, 220, 255, .2);--edge-default: #79aecd;--edge-selected: var(--accent-b);--toast-info-bg: rgba(13, 31, 45, .97);--panel-glass: rgba(13, 31, 45, .7);--panel-glass-strong: rgba(13, 31, 45, .85);--chip-bg: rgba(255, 255, 255, .06);--selection-bg: var(--accent-a-dim);--selection-ring: var(--accent-a);--target-bg: rgba(77, 170, 119, .1);--target-ring: rgba(77, 170, 119, .3);--overlay-scrim: rgba(0, 0, 0, .55);--diff-added: var(--success);--diff-added-dim: rgba(77, 170, 119, .12);--diff-modified: var(--warning);--diff-modified-dim: rgba(217, 151, 106, .12);--diff-removed: var(--danger);--diff-removed-dim: rgba(224, 92, 92, .12);--bg-secondary: var(--bg-surface);--bg-tertiary: var(--bg-elevated);--text-3xs: 10px;--text-2xs: 11px;--text-xs: 12px;--text-sm: 13px;--text-base: 15px;--text-md: 15px;--text-lg: 16px;--text-xl: 20px;--text-2xl: 24px;--text-5xl: 40px;--radius-xs: 3px;--radius-sm: 5px;--radius-md: 7px;--radius-lg: 10px;--radius-xl: 14px;--radius-2xl: 20px;--radius-full: 9999px;--sz-rail: 56px;--sz-tool-btn: 44px;--sz-icon-btn: 32px;--sz-ftb-btn: 36px;--sz-status-bar: 32px;--sz-panel: 280px;--sz-panel-outline: 200px;--sz-panel-props: 280px;--sz-cmdbar: 40px;--sz-cmdbar-sub: 36px;--sz-palette: 560px;--weight-normal: 400;--weight-medium: 500;--weight-semibold: 600;--weight-bold: 700;--weight-extrabold: 800;--font-ui: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "IBM Plex Mono", "SF Mono", "Fira Code", "Cascadia Code", monospace;--transition-fast: .12s ease;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 12px 40px rgba(0, 0, 0, .5);--shadow-xl: 0 20px 60px rgba(0, 0, 0, .65);--text-on-color: #ffffff}@media(prefers-color-scheme:light){:root{--bg-canvas: #e6f0f6;--bg-primary: #f4f8fb;--bg-surface: #ffffff;--bg-elevated: #ffffff;--bg-hover: rgba(0, 120, 180, .05);--text-primary: #142028;--text-secondary: #4f6b7a;--text-muted: #7f97a3;--accent-a: #e85d04;--accent-a-dim: rgba(232, 93, 4, .12);--accent-a-hover: #ff7a1a;--accent-a-text: #ffffff;--accent-b: #007ea7;--accent-b-dim: rgba(0, 126, 167, .12);--accent-b-hover: #0096c7;--accent-b-text: #ffffff;--border: #d4e1ea;--border-focus: var(--accent-a);--snap-color: var(--accent-b);--edge-default: #9fb6c4;--edge-selected: var(--accent-b);--success: #2e8f58;--success-bg: rgba(46, 143, 88, .9);--danger: #c42828;--danger-bg: rgba(196, 40, 40, .9);--warning: #a06020;--shadow: rgba(0, 0, 0, .12);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .1);--shadow-md: 0 4px 16px rgba(0, 0, 0, .12);--shadow-lg: 0 12px 40px rgba(0, 0, 0, .16);--shadow-xl: 0 20px 60px rgba(0, 0, 0, .22);--grid-major: rgba(0, 126, 167, .28);--grid-minor: rgba(0, 126, 167, .08);--grid-section: rgba(0, 126, 167, .35);--panel-glass: rgba(255, 255, 255, .78);--panel-glass-strong: rgba(255, 255, 255, .9);--chip-bg: rgba(13, 31, 45, .05);--selection-bg: var(--accent-a-dim);--target-bg: rgba(46, 143, 88, .1);--target-ring: rgba(46, 143, 88, .3);--toast-info-bg: rgba(255, 255, 255, .97)}}html,body,#root{height:100%;width:100%;overflow:hidden;font-family:var(--font-ui);background:var(--bg-primary);color:var(--text-primary)}button{cursor:pointer;border:1px solid var(--border);background:var(--bg-surface);color:var(--text-primary);padding:6px 12px;border-radius:var(--radius-md);font-size:var(--text-base);transition:all .12s}button:hover{background:var(--bg-hover)}button:disabled{opacity:.3;cursor:not-allowed}button:disabled:hover{background:var(--bg-surface)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-xs)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}button:focus-visible{outline:2px solid var(--border-focus);outline-offset:1px}input:focus-visible{outline:1px solid var(--border-focus);outline-offset:0}button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text);font-weight:600}button.primary:hover{background:var(--accent-hover)}kbd{background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-xs);padding:1px 5px;font-size:var(--text-sm);font-family:monospace;color:var(--text-primary);margin-right:4px}@keyframes spin{to{transform:rotate(360deg)}}@keyframes obj-spawn{0%{transform:scale(.95);opacity:.6}to{transform:scale(1);opacity:1}}.obj-spawn{animation:obj-spawn .08s ease-out both}@keyframes snap-pulse{0%{opacity:1}60%{opacity:.3}to{opacity:1}}.snap-pulse{animation:snap-pulse .25s ease-out both}@keyframes tool-press{0%{transform:scale(1)}40%{transform:scale(.9)}to{transform:scale(1)}}.tool-press{animation:tool-press .1s ease-out both}@keyframes modal-overlay-in{0%{opacity:0}to{opacity:1}}@keyframes modal-slide-in{0%{opacity:0;transform:scale(.96) translateY(-6px)}to{opacity:1;transform:scale(1) translateY(0)}}@keyframes item-in{0%{opacity:0;transform:translate(-6px)}to{opacity:1;transform:translate(0)}}.outliner-item-new{animation:item-in .12s ease-out both}