@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap";:root{--sidebar-width:260px;--header-height:52px;--color-bg:#fff;--color-sidebar-bg:#f7f7f5;--color-sidebar-hover:#ebebea;--color-sidebar-active:#e3e3e1;--color-border:#e9e9e7;--color-text:#37352f;--color-text-secondary:#6b6b6b;--color-text-muted:#9b9a97;--color-accent:#2383e2;--color-accent-light:#e8f0fc;--color-danger:#e03e3e;--color-success:#0f9d58;--font-sans:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono:"JetBrains Mono", "Fira Code", ui-monospace, monospace;--shadow-sm:0 1px 3px #00000014;--shadow-md:0 4px 16px #0000001f;--shadow-lg:0 8px 32px #00000029;--transition:.15s ease}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.6}button{cursor:pointer;color:inherit;background:0 0;border:none;font-family:inherit}input{font-family:inherit}kbd{font-family:var(--font-mono);background:var(--color-border);color:var(--color-text-secondary);white-space:nowrap;border:1px solid #d4d4d1;border-radius:4px;padding:1px 5px;font-size:11px}.app{height:100vh;display:flex;overflow:hidden}.sidebar{width:var(--sidebar-width);min-width:var(--sidebar-width);background:var(--color-sidebar-bg);border-right:1px solid var(--color-border);flex-direction:column;height:100%;display:flex;overflow:hidden}.sidebar-header{flex-shrink:0;padding:16px 12px 8px}.sidebar-logo{cursor:default;-webkit-user-select:none;user-select:none;border-radius:6px;align-items:center;gap:8px;padding:6px 8px;display:flex}.sidebar-logo-icon{font-size:18px;line-height:1}.sidebar-logo-text{color:var(--color-text);letter-spacing:-.2px;font-size:15px;font-weight:600}.sidebar-search{color:var(--color-text-muted);cursor:pointer;transition:background var(--transition);border:1px solid #0000;border-radius:6px;align-items:center;gap:8px;margin:4px 8px 8px;padding:7px 10px;font-size:13px;display:flex}.sidebar-search:hover{background:var(--color-sidebar-hover);color:var(--color-text-secondary)}.sidebar-search kbd{margin-left:auto;font-size:11px}.sidebar-nav{flex:1;padding:4px 0 16px;overflow-y:auto}.sidebar-nav::-webkit-scrollbar{width:4px}.sidebar-nav::-webkit-scrollbar-track{background:0 0}.sidebar-nav::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:2px}.sidebar-item{width:100%;color:var(--color-text-secondary);text-align:left;transition:background var(--transition), color var(--transition);white-space:nowrap;text-overflow:ellipsis;border-radius:0;align-items:center;gap:4px;padding:5px 8px 5px 12px;font-size:13px;display:flex;position:relative;overflow:hidden}.sidebar-item:hover{background:var(--color-sidebar-hover);color:var(--color-text)}.sidebar-item--active{background:var(--color-sidebar-active);color:var(--color-text);font-weight:500}.sidebar-chevron{color:var(--color-text-muted);transition:transform var(--transition);flex-shrink:0;align-items:center;width:14px;display:flex}.sidebar-chevron--open{transform:rotate(90deg)}.sidebar-item-emoji{flex-shrink:0;font-size:14px;line-height:1}.sidebar-item-icon{color:var(--color-text-muted);flex-shrink:0}.sidebar-item--active .sidebar-item-icon{color:var(--color-text-secondary)}.sidebar-item-title{text-overflow:ellipsis;flex:1;overflow:hidden}.main{background:var(--color-bg);flex-direction:column;flex:1;display:flex;overflow:hidden}.doc-header{height:var(--header-height);min-height:var(--header-height);border-bottom:1px solid var(--color-border);flex-shrink:0;align-items:center;gap:12px;padding:0 24px;display:flex}.breadcrumb{color:var(--color-text-muted);white-space:nowrap;flex:1;align-items:center;gap:6px;font-size:13px;display:flex;overflow:hidden}.breadcrumb-sep{color:var(--color-border);font-size:12px}.breadcrumb-current{color:var(--color-text-secondary);text-overflow:ellipsis;font-weight:500;overflow:hidden}.header-actions{flex-shrink:0;align-items:center;gap:8px;display:flex}.btn{transition:background var(--transition), color var(--transition), border-color var(--transition);cursor:pointer;border:1px solid #0000;border-radius:6px;align-items:center;gap:6px;padding:6px 14px;font-size:13px;font-weight:500;display:inline-flex}.btn-primary{background:var(--color-accent);color:#fff}.btn-primary:hover{background:#1a6ec2}.btn-secondary{color:var(--color-text-secondary);border-color:var(--color-border);background:0 0}.btn-secondary:hover{background:var(--color-sidebar-hover);color:var(--color-text)}.btn-ghost{color:var(--color-text-secondary);background:0 0}.btn-ghost:hover{background:var(--color-sidebar-hover);color:var(--color-text)}.doc-body{flex:1;padding:48px 96px 80px;overflow-y:auto}.doc-body::-webkit-scrollbar{width:6px}.doc-body::-webkit-scrollbar-track{background:0 0}.doc-body::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}.doc-meta{align-items:center;gap:8px;margin-bottom:32px;display:flex}.doc-emoji-large{margin-bottom:16px;font-size:48px;line-height:1;display:block}.doc-title-display{color:var(--color-text);letter-spacing:-.5px;margin-bottom:8px;font-size:36px;font-weight:700;line-height:1.2}.doc-updated{color:var(--color-text-muted);margin-bottom:32px;font-size:12px}.doc-prose{max-width:720px;line-height:1.75}.doc-prose h1{color:var(--color-text);letter-spacing:-.3px;margin:1.5em 0 .6em;font-size:28px;font-weight:700;line-height:1.3}.doc-prose h1:first-child{margin-top:0}.doc-prose h2{color:var(--color-text);border-bottom:1px solid var(--color-border);margin:1.4em 0 .5em;padding-bottom:6px;font-size:20px;font-weight:600;line-height:1.3}.doc-prose h3{color:var(--color-text);margin:1.2em 0 .4em;font-size:16px;font-weight:600;line-height:1.4}.doc-prose p{color:var(--color-text);margin:.75em 0}.doc-prose ul,.doc-prose ol{margin:.75em 0;padding-left:1.6em}.doc-prose li{margin:.3em 0}.doc-prose li p{margin:0}.doc-prose blockquote{border-left:3px solid var(--color-accent);background:var(--color-accent-light);color:var(--color-text-secondary);border-radius:0 6px 6px 0;margin:1em 0;padding:12px 16px}.doc-prose blockquote p{color:inherit;margin:0}.doc-prose code{font-family:var(--font-mono);color:#c0392b;background:#f0ede8;border-radius:4px;padding:2px 6px;font-size:12.5px}.doc-prose pre{background:#1e1e2e;border:1px solid #2d2d3f;border-radius:8px;margin:1em 0;padding:16px 20px;overflow-x:auto}.doc-prose pre code{color:#cdd6f4;background:0 0;padding:0;font-size:13px;line-height:1.6}.doc-prose hr{border:none;border-top:1px solid var(--color-border);margin:2em 0}.doc-prose strong{color:var(--color-text);font-weight:600}.doc-prose a{color:var(--color-accent);text-underline-offset:2px;text-decoration:underline}.doc-prose a:hover{text-decoration:none}.editor-wrapper{max-width:720px}.toolbar{background:var(--color-sidebar-bg);border:1px solid var(--color-border);z-index:10;box-shadow:var(--shadow-sm);border-radius:8px;flex-wrap:wrap;align-items:center;gap:2px;margin-bottom:16px;padding:8px;display:flex;position:sticky;top:0}.toolbar-btn{width:28px;height:28px;color:var(--color-text-secondary);transition:background var(--transition), color var(--transition);border-radius:5px;justify-content:center;align-items:center;display:flex}.toolbar-btn:hover{background:var(--color-sidebar-hover);color:var(--color-text)}.toolbar-btn--active{background:var(--color-sidebar-active);color:var(--color-accent)}.toolbar-btn:disabled{opacity:.3;cursor:not-allowed}.toolbar-divider{background:var(--color-border);width:1px;height:20px;margin:0 4px}.editor-content{outline:none;min-height:300px}.editor-content .ProseMirror{min-height:300px;color:var(--color-text);outline:none;font-size:15px;line-height:1.75}.editor-content .ProseMirror h1{letter-spacing:-.3px;margin:1.2em 0 .5em;font-size:28px;font-weight:700;line-height:1.3}.editor-content .ProseMirror h2{border-bottom:1px solid var(--color-border);margin:1.2em 0 .4em;padding-bottom:6px;font-size:20px;font-weight:600;line-height:1.3}.editor-content .ProseMirror h3{margin:1em 0 .3em;font-size:16px;font-weight:600}.editor-content .ProseMirror p{margin:.6em 0}.editor-content .ProseMirror ul,.editor-content .ProseMirror ol{margin:.5em 0;padding-left:1.5em}.editor-content .ProseMirror li{margin:.25em 0}.editor-content .ProseMirror blockquote{border-left:3px solid var(--color-accent);background:var(--color-accent-light);color:var(--color-text-secondary);border-radius:0 6px 6px 0;margin:1em 0;padding:10px 14px}.editor-content .ProseMirror code{font-family:var(--font-mono);color:#c0392b;background:#f0ede8;border-radius:4px;padding:1px 5px;font-size:12.5px}.editor-content .ProseMirror pre{background:#1e1e2e;border-radius:8px;margin:1em 0;padding:16px 20px;overflow-x:auto}.editor-content .ProseMirror pre code{color:#cdd6f4;background:0 0;padding:0;font-size:13px}.editor-content .ProseMirror hr{border:none;border-top:1px solid var(--color-border);margin:1.5em 0}.editor-content .ProseMirror p.is-editor-empty:first-child:before{content:attr(data-placeholder);color:var(--color-text-muted);pointer-events:none;float:left;height:0}.search-overlay{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:1000;background:#0006;justify-content:center;align-items:flex-start;padding-top:15vh;display:flex;position:fixed;inset:0}.search-modal{background:var(--color-bg);width:560px;max-width:calc(100vw - 48px);box-shadow:var(--shadow-lg);border:1px solid var(--color-border);border-radius:12px;overflow:hidden}.search-input-row{border-bottom:1px solid var(--color-border);align-items:center;gap:10px;padding:14px 16px;display:flex}.search-input-icon{color:var(--color-text-muted);flex-shrink:0}.search-input{color:var(--color-text);background:0 0;border:none;outline:none;flex:1;font-size:15px}.search-input::placeholder{color:var(--color-text-muted)}.search-esc-hint{flex-shrink:0}.search-results{max-height:360px;overflow-y:auto}.search-results::-webkit-scrollbar{width:4px}.search-results::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:2px}.search-empty{text-align:center;color:var(--color-text-muted);padding:32px 16px;font-size:14px}.search-result-item{text-align:left;width:100%;transition:background var(--transition);cursor:pointer;border-radius:0;align-items:flex-start;gap:10px;padding:10px 16px;display:flex}.search-result-item:hover,.search-result-item--active{background:var(--color-sidebar-hover)}.search-result-emoji{flex-shrink:0;margin-top:1px;font-size:18px;line-height:1.4}.search-result-body{flex:1;min-width:0}.search-result-title{color:var(--color-text);white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:500;overflow:hidden}.search-result-path{color:var(--color-text-muted);margin-top:1px;font-size:12px}.search-result-snippet{color:var(--color-text-secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-top:3px;font-size:12px;display:-webkit-box;overflow:hidden}.search-result-arrow{color:var(--color-text-muted);opacity:0;transition:opacity var(--transition);flex-shrink:0;margin-top:3px}.search-result-item--active .search-result-arrow,.search-result-item:hover .search-result-arrow{opacity:1}.search-highlight{color:var(--color-text);background:#fff3cd;border-radius:2px;padding:0 1px}.search-footer{border-top:1px solid var(--color-border);background:var(--color-sidebar-bg);color:var(--color-text-muted);align-items:center;gap:16px;padding:8px 16px;font-size:12px;display:flex}.search-footer kbd{padding:1px 4px;font-size:10px}.empty-state{color:var(--color-text-muted);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:12px;padding:48px;display:flex}.empty-state-icon{font-size:48px;line-height:1}.empty-state-title{color:var(--color-text-secondary);font-size:16px;font-weight:500}.empty-state-desc{text-align:center;max-width:280px;font-size:13px}.save-status{color:var(--color-text-muted);align-items:center;gap:4px;font-size:12px;display:flex}.save-status--saving{color:var(--color-accent)}.save-status--saved{color:var(--color-success)}