:root{--color-coral-600:#c64a32;--color-coral-500:#f27557;--color-coral-100:#fde0d6;--color-coral-50:#fdece6;--color-paper:#fff;--color-app-bg:#f4f5f7;--color-rail-bg:#f7f8fa;--color-sidebar-bg:#2e3338;--color-sidebar-hover:#3b4147;--color-sidebar-active:#4a5158;--color-text-primary:#1f2328;--color-text-secondary:#57606a;--color-text-muted:#8c959f;--color-text-on-dark:#e5e7eb;--color-text-on-dark-muted:#9aa1a8;--color-border:#e5e7eb;--color-border-strong:#d1d5db;--color-hover-bg:#f1f3f5;--color-selection:#fdece6;--color-focus-ring:#f27557;--color-success:#2e844a;--color-success-bg:#def3e1;--color-warning:#b76e00;--color-warning-bg:#fff1d6;--color-danger:#ba0517;--color-danger-bg:#fce3e0;--color-info:#0070d2;--color-info-bg:#e3f3ff;--font-sans:var(--font-inter),"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",sans-serif;--font-serif:"Source Serif Pro","Charter",Georgia,serif;--font-mono:var(--font-jetbrains-mono),"JetBrains Mono","SF Mono",Menlo,Consolas,monospace;--text-h1:2.25rem;--text-h2:1.625rem;--text-h3:1.25rem;--text-h4:1.0625rem;--text-body:1rem;--text-ui:0.875rem;--text-meta:0.8125rem;--text-caption:0.75rem;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--space-7:48px;--space-8:64px;--radius-sm:4px;--radius-md:6px;--radius-lg:12px;--radius-xl:16px;--radius-pill:999px;--shadow-xs:0 1px 2px rgba(15,17,21,.04);--shadow-sm:0 1px 3px rgba(15,17,21,.08),0 1px 2px rgba(15,17,21,.04);--shadow-md:0 4px 12px rgba(15,17,21,.08);--shadow-toolbar:0 2px 8px rgba(15,17,21,.07);--shadow-popover:0 6px 16px rgba(15,17,21,.12);--shadow-modal:0 12px 32px rgba(15,17,21,.18);--ease-out-quart:cubic-bezier(0.25,1,0.5,1);--ease-out-quint:cubic-bezier(0.22,1,0.36,1);--ease-out-expo:cubic-bezier(0.16,1,0.3,1);--ease-in-quart:cubic-bezier(0.5,0,0.75,0);--ease-in-out-quart:cubic-bezier(0.76,0,0.24,1);--dur-instant:90ms;--dur-fast:140ms;--dur-base:220ms;--dur-slow:320ms;--dur-slower:480ms;--transition-fast:var(--dur-fast) var(--ease-out-quart);--transition-base:var(--dur-base) var(--ease-out-quart);--transition-slow:var(--dur-slow) var(--ease-out-quart);--sidebar-w-expanded:256px;--sidebar-w-collapsed:64px;--rail-w:320px;--topbar-h:56px;--toolbar-h:44px;--content-max-w:760px;--canvas-pad-x:clamp(24px,5vw,80px);--canvas-pad-y:56px;color-scheme:light;-webkit-tap-highlight-color:transparent}[role=button]:active,a:active,button:active{outline:2px solid var(--color-focus-ring);outline-offset:1px}*,:after,:before{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--color-app-bg);color:var(--color-text-primary);font-family:var(--font-sans);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}body{min-height:100vh;min-height:100dvh}::selection{background:var(--color-selection);color:var(--color-text-primary)}button{font-family:inherit}a{color:var(--color-info);text-decoration:none}a:hover{text-decoration:underline}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}:focus-visible{outline:2px solid var(--color-focus-ring);outline-offset:2px;border-radius:var(--radius-sm)}main[data-testid=lash-home]{min-height:100vh;min-height:100dvh;display:block}main[data-testid=lash-home]>header:first-child{display:none}main[data-testid=lash-home]>section{padding:0!important;display:block}.lash-app{display:grid;grid-template-columns:auto 1fr auto;grid-template-rows:var(--topbar-h) 1fr;grid-template-areas:"sidebar topbar topbar" "sidebar canvas  rail";min-height:100vh;min-height:100dvh}.lash-app[data-rail-open=false]{grid-template-columns:auto 1fr;grid-template-areas:"sidebar topbar" "sidebar canvas"}.lash-app[data-sidebar-collapsed=true]{--sidebar-w-expanded:var(--sidebar-w-collapsed)}.lash-app[data-focus-mode=true]{grid-template-columns:1fr;grid-template-areas:"topbar" "canvas"}.lash-app[data-focus-mode=true] .lash-rail,.lash-app[data-focus-mode=true] .lash-sidebar{display:none}.lash-canvas{grid-area:canvas;background:var(--color-app-bg);overflow-y:auto;overscroll-behavior:contain;position:relative;scroll-padding-top:calc(var(--toolbar-h) + var(--space-4))}.lash-topbar{grid-area:topbar;height:var(--topbar-h);background:var(--color-paper);border-bottom:1px solid var(--color-border);gap:var(--space-3);padding:0 var(--space-4);position:-webkit-sticky;position:sticky;top:0;z-index:30}.lash-topbar,.lash-topbar-doc{display:flex;align-items:center}.lash-topbar-doc{gap:var(--space-2);min-width:0;flex:1 1}.lash-topbar-doc-icon{width:22px;height:22px;flex-shrink:0;color:var(--color-coral-600)}.lash-topbar-title{font-size:var(--text-ui);font-weight:600;color:var(--color-text-primary);letter-spacing:-.005em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lash-topbar-saved{font-size:var(--text-meta);color:var(--color-text-secondary);margin-left:var(--space-2);flex-shrink:0}.lash-topbar-actions{display:flex;align-items:center;gap:var(--space-2);flex-shrink:0}.lash-share-button{-webkit-appearance:none;-moz-appearance:none;appearance:none;height:32px;padding:0 var(--space-3);border:0;border-radius:var(--radius-md);background:var(--color-coral-600);color:#fff;font-size:var(--text-ui);font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:var(--space-2);transition:background var(--transition-fast)}.lash-share-button:hover{background:var(--color-coral-500)}.lash-share-button:active{transform:translateY(1px)}.lash-share-button svg{width:14px;height:14px}.lash-avatar-stack{display:inline-flex;margin-right:var(--space-1)}.lash-avatar{width:28px;height:28px;border-radius:50%;background:var(--color-coral-100);color:var(--color-coral-600);font-size:11px;font-weight:700;letter-spacing:.02em;display:inline-flex;align-items:center;justify-content:center;border:2px solid var(--color-paper);text-transform:uppercase;flex-shrink:0}.lash-avatar-stack>.lash-avatar+.lash-avatar{margin-left:-8px}.lash-avatar[data-tint=blue]{background:#dbeafe;color:#1d4ed8}.lash-avatar[data-tint=green]{background:var(--color-success-bg);color:var(--color-success)}.lash-avatar[data-tint=violet]{background:#ede9fe;color:#6d28d9}.lash-avatar[data-tint=amber]{background:var(--color-warning-bg);color:var(--color-warning)}.lash-sidebar{grid-area:sidebar;width:var(--sidebar-w-expanded);background:var(--color-sidebar-bg);color:var(--color-text-on-dark);display:flex;flex-direction:column;transition:width var(--transition-base);overflow:hidden;z-index:40}.lash-sidebar-brand{height:var(--topbar-h);display:flex;align-items:center;padding:0 var(--space-4);gap:var(--space-3);border-bottom:1px solid hsla(0,0%,100%,.06)}.lash-sidebar-logo{width:28px;height:28px;background:var(--color-coral-600);border-radius:var(--radius-md);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:15px;letter-spacing:-.02em;flex-shrink:0}.lash-sidebar-brand-text{font-size:15px;font-weight:700;letter-spacing:-.01em;color:#fff;overflow:hidden;white-space:nowrap}.lash-app[data-sidebar-collapsed=true] .lash-sidebar-brand-text{display:none}.lash-sidebar-nav{flex:1 1;padding:var(--space-4) var(--space-3);display:flex;flex-direction:column;gap:var(--space-1);overflow-y:auto}.lash-sidebar-section{margin-top:var(--space-4)}.lash-sidebar-section-label{font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--color-text-on-dark-muted);padding:var(--space-2) var(--space-3) var(--space-1)}.lash-app[data-sidebar-collapsed=true] .lash-sidebar-section-label{display:none}.lash-sidebar-item{-webkit-appearance:none;-moz-appearance:none;appearance:none;display:flex;align-items:center;gap:var(--space-3);width:100%;border:0;border-radius:var(--radius-md);background:transparent;color:var(--color-text-on-dark);font-size:var(--text-ui);text-align:left;padding:var(--space-2) var(--space-3);cursor:pointer;transition:background var(--transition-fast);position:relative}.lash-sidebar-item:hover{background:var(--color-sidebar-hover)}.lash-sidebar-item[data-active=true]{background:var(--color-sidebar-active);font-weight:600}.lash-sidebar-item[data-active=true]:before{content:"";position:absolute;left:-12px;top:8px;bottom:8px;width:3px;border-radius:0 3px 3px 0;background:var(--color-coral-500)}.lash-sidebar-item svg{width:18px;height:18px;flex-shrink:0;opacity:.85}.lash-sidebar-item-label{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.lash-app[data-sidebar-collapsed=true] .lash-sidebar-item-label{display:none}.lash-app[data-sidebar-collapsed=true] .lash-sidebar-item{justify-content:center;padding:var(--space-3) 0}.lash-sidebar-footer{border-top:1px solid hsla(0,0%,100%,.06);padding:var(--space-3);display:flex;align-items:center;gap:var(--space-3)}.lash-sidebar-toggle{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:transparent;border:0;color:var(--color-text-on-dark-muted);cursor:pointer;padding:var(--space-2);border-radius:var(--radius-md);display:inline-flex;align-items:center;justify-content:center;transition:background var(--transition-fast)}.lash-sidebar-toggle:hover{background:var(--color-sidebar-hover);color:var(--color-text-on-dark)}.lash-sidebar-toggle svg{width:18px;height:18px}.lash-rail{grid-area:rail;width:var(--rail-w);background:var(--color-rail-bg);border-left:1px solid var(--color-border);display:flex;flex-direction:column;overflow:hidden}.lash-rail-tabs{display:flex;align-items:stretch;border-bottom:1px solid var(--color-border);background:var(--color-paper);padding:0 var(--space-3);gap:var(--space-1);overflow-x:auto;scrollbar-width:none}.lash-rail-tabs::-webkit-scrollbar{display:none}.lash-rail-tab{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;background:transparent;color:var(--color-text-secondary);font-size:var(--text-ui);font-weight:500;padding:0 var(--space-2);height:var(--topbar-h);cursor:pointer;display:inline-flex;align-items:center;gap:var(--space-1);position:relative;transition:color var(--transition-fast);white-space:nowrap;flex-shrink:0}.lash-rail-tab-text{display:inline-block}@media (max-width:1279px){.lash-rail-tab-text{display:none}.lash-rail-tab{padding:0 var(--space-3)}}.lash-rail-tab:hover{color:var(--color-text-primary)}.lash-rail-tab[data-active=true]{color:var(--color-coral-600);font-weight:600}.lash-rail-tab[data-active=true]:after{content:"";position:absolute;left:var(--space-2);right:var(--space-2);bottom:0;height:2px;background:var(--color-coral-600);border-radius:2px 2px 0 0}.lash-rail-tab svg{width:16px;height:16px}.lash-rail-tab-badge{display:inline-flex;align-items:center;justify-content:center;background:var(--color-coral-600);color:#fff;font-size:10px;font-weight:700;min-width:16px;height:16px;padding:0 4px;border-radius:var(--radius-pill)}.lash-rail-body{flex:1 1;overflow-y:auto;overscroll-behavior:contain;padding:var(--space-4);display:flex;flex-direction:column;gap:var(--space-5);scroll-padding-top:var(--space-3)}.lash-rail-section{display:flex;flex-direction:column;gap:var(--space-3);scroll-margin-top:var(--space-3);transition:box-shadow var(--transition-base);border-radius:var(--radius-md)}.lash-rail-section[data-active=true]{box-shadow:0 0 0 2px var(--color-coral-50)}.lash-editor-shell{display:contents}.lash-editor-shell[data-focus-mode=true]{display:block}.lash-toolbar-bar{position:-webkit-sticky;position:sticky;top:0;z-index:20;background:hsla(0,0%,100%,.98);border-bottom:1px solid var(--color-border);height:var(--toolbar-h);display:flex;align-items:center;padding:0 var(--canvas-pad-x);gap:var(--space-3)}@supports ((-webkit-backdrop-filter:blur(1px)) or (backdrop-filter:blur(1px))) or (-webkit-backdrop-filter:blur(1px)){.lash-toolbar-bar{background:hsla(0,0%,100%,.92);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}}.lash-toolbar{display:flex;align-items:center;gap:var(--space-1);flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}.lash-toolbar::-webkit-scrollbar{display:none}.lash-toolbar [data-toolbar-group]{display:inline-flex;align-items:center;gap:2px;padding:0 var(--space-2);position:relative}.lash-toolbar [data-toolbar-group]+[data-toolbar-group]:before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:1px;background:var(--color-border)}.lash-icon-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;background:transparent;color:var(--color-text-secondary);cursor:pointer;min-width:32px;min-height:32px;border-radius:var(--radius-md);display:inline-flex;align-items:center;justify-content:center;font-size:var(--text-ui);font-weight:600;transition:background var(--transition-fast),color var(--transition-fast);position:relative}.lash-icon-btn:hover:not(:disabled){background:var(--color-hover-bg);color:var(--color-text-primary)}.lash-icon-btn:active:not(:disabled){background:var(--color-border)}.lash-icon-btn[aria-pressed=true],.lash-icon-btn[data-active=true]{background:var(--color-coral-50);color:var(--color-coral-600)}.lash-icon-btn:disabled{opacity:.4;cursor:not-allowed}.lash-icon-btn svg{width:18px;height:18px}@supports (hover:hover) and (pointer:fine){.lash-icon-btn[data-tooltip]:hover:after{content:attr(data-tooltip);position:absolute;bottom:-34px;left:50%;transform:translateX(-50%);background:var(--color-text-primary);color:var(--color-paper);font-size:var(--text-caption);padding:4px 8px;border-radius:var(--radius-sm);white-space:nowrap;pointer-events:none;z-index:100;font-weight:500;letter-spacing:.01em}}.lash-icon-btn[data-tooltip]:focus-visible:after{content:attr(data-tooltip);position:absolute;bottom:-34px;left:50%;transform:translateX(-50%);background:var(--color-text-primary);color:var(--color-paper);font-size:var(--text-caption);padding:4px 8px;border-radius:var(--radius-sm);white-space:nowrap;pointer-events:none;z-index:100;font-weight:500;letter-spacing:.01em}.lash-chrome-button{-webkit-appearance:none;-moz-appearance:none;appearance:none;height:32px;padding:0 var(--space-3);border:1px solid var(--color-border-strong);border-radius:var(--radius-md);background:var(--color-paper);color:var(--color-text-primary);font-size:var(--text-ui);font-weight:500;cursor:pointer;display:inline-flex;align-items:center;gap:var(--space-2);transition:background var(--transition-fast),border-color var(--transition-fast)}.lash-chrome-button:hover:not(:disabled){background:var(--color-hover-bg);border-color:var(--color-text-muted)}.lash-chrome-button:disabled{opacity:.5;cursor:not-allowed}.lash-chrome-button svg{width:16px;height:16px;color:var(--color-text-secondary)}.lash-chrome-button[data-active=true]{background:var(--color-coral-50);border-color:var(--color-coral-500);color:var(--color-coral-600)}.chrome-button,.focus-mode-toggle,.suggest-mode-toggle{-webkit-appearance:none;-moz-appearance:none;appearance:none;height:32px;padding:0 var(--space-3);border:1px solid var(--color-border-strong);border-radius:var(--radius-md);background:var(--color-paper);color:var(--color-text-primary);font-size:var(--text-ui);font-weight:500;cursor:pointer;display:inline-flex;align-items:center;gap:var(--space-2);transition:background var(--transition-fast),border-color var(--transition-fast)}.chrome-button:hover:not(:disabled),.focus-mode-toggle:hover:not(:disabled),.suggest-mode-toggle:hover:not(:disabled){background:var(--color-hover-bg)}.chrome-button:disabled,.focus-mode-toggle:disabled,.suggest-mode-toggle:disabled{opacity:.5;cursor:not-allowed}.focus-mode-toggle[aria-pressed=true],.suggest-mode-toggle[data-active=true]{background:var(--color-coral-50);border-color:var(--color-coral-500);color:var(--color-coral-600)}.lash-autosave-indicator{display:inline-flex;align-items:center;gap:var(--space-2);font-size:var(--text-meta);color:var(--color-text-secondary);padding:0 var(--space-2);height:28px;border-radius:var(--radius-md);cursor:help;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.lash-autosave-indicator:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--color-success);flex-shrink:0}.lash-autosave-indicator[data-status=pending]:before,.lash-autosave-indicator[data-status=saving]:before{background:var(--color-warning)}.lash-autosave-indicator[data-status=error]:before{background:var(--color-danger)}.lash-autosave-indicator[data-status=pending],.lash-autosave-indicator[data-status=saving]{color:var(--color-warning)}.lash-autosave-indicator[data-status=error]{color:var(--color-danger)}.lash-doc-wrap{padding:var(--canvas-pad-y) var(--canvas-pad-x) calc(var(--canvas-pad-y) * 1.5)}.lash-app[data-focus-mode=true] .lash-doc-wrap,.lash-doc-wrap{max-width:calc(var(--content-max-w) + 2 * var(--canvas-pad-x));margin:0 auto}.lash-doc-paper{background:var(--color-paper);border-radius:var(--radius-lg);border:1px solid var(--color-border);box-shadow:var(--shadow-xs);position:relative;overflow:hidden}.lash-doc-header{padding:var(--space-7) var(--canvas-pad-x) var(--space-3)}.lash-doc-title{font-family:var(--font-sans);font-size:var(--text-h1);font-weight:700;letter-spacing:-.025em;color:var(--color-text-primary);margin:0;line-height:1.15}.lash-doc-meta{margin-top:var(--space-3);display:flex;align-items:center;gap:var(--space-3);color:var(--color-text-secondary);font-size:var(--text-meta)}.lash-doc-meta-dot{width:3px;height:3px;border-radius:50%;background:var(--color-text-muted)}.lash-editor-content-wrapper{padding:var(--space-3) var(--canvas-pad-x) var(--space-7);position:relative}.editor-loading{padding:var(--space-7) 0;text-align:center;color:var(--color-text-muted);font-size:var(--text-ui)}.lash-editor-content{outline:none;font-family:var(--font-sans);font-size:17px;line-height:1.7;color:var(--color-text-primary)}.lash-editor-content>*+*{margin-top:0}.lash-editor-content p{margin:0 0 var(--space-4)}.lash-editor-content h1,.lash-editor-content h2,.lash-editor-content h3,.lash-editor-content h4{font-family:var(--font-sans);color:var(--color-text-primary);font-weight:700;letter-spacing:-.015em;line-height:1.25}.lash-editor-content h1{font-size:1.875rem;margin:var(--space-6) 0 var(--space-3)}.lash-editor-content h2{font-size:1.5rem;margin:var(--space-6) 0 var(--space-3);letter-spacing:-.02em}.lash-editor-content h3{font-size:1.25rem;margin:var(--space-5) 0 var(--space-2);font-weight:600}.lash-editor-content h4{font-size:1.0625rem;margin:var(--space-4) 0 var(--space-2);font-weight:600}.lash-editor-content ol,.lash-editor-content ul{margin:0 0 var(--space-4) 0;padding-left:1.5rem}.lash-editor-content li{margin:0 0 var(--space-2)}.lash-editor-content li p{margin:0}.lash-editor-content blockquote{margin:var(--space-4) 0;padding:var(--space-1) var(--space-4);border-left:3px solid var(--color-coral-500);color:var(--color-text-secondary);font-style:italic;background:var(--color-coral-50);border-radius:0 var(--radius-md) var(--radius-md) 0}.lash-editor-content hr{border:0;border-top:1px solid var(--color-border);margin:var(--space-6) 0}.lash-editor-content code{font-family:var(--font-mono);font-size:.875em;background:var(--color-hover-bg);color:var(--color-coral-600);padding:2px 6px;border-radius:var(--radius-sm);border:1px solid var(--color-border)}.lash-editor-content pre{font-family:var(--font-mono);background:#1f2328;color:#e6edf3;padding:var(--space-4);border-radius:var(--radius-md);overflow-x:auto;font-size:.875rem;line-height:1.55;margin:var(--space-4) 0}.lash-editor-content pre code{background:transparent;color:inherit;border:0;padding:0}.lash-editor-content a{color:var(--color-info);text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px}.lash-editor-content a:hover{color:#005ab0}.lash-editor-content 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