:root{--bg: #fafaf9;--bg-card: #ffffff;--text: #1a1a1a;--text-secondary: #4b5563;--text-muted: #6b7280;--border: #e5e7eb;--border-light: #f3f4f6;--accent: #2563eb;--accent-light: rgba(37, 99, 235, .08);--accent-hover: rgba(37, 99, 235, .12);--highlight: rgba(37, 99, 235, .1);--highlight-border: rgba(37, 99, 235, .3);--btn-pale: rgba(37, 99, 235, .65);--btn-muted: rgba(0, 0, 0, .55);--deco-accent-soft: rgba(37, 99, 235, .3);--deco-accent-bg: rgba(37, 99, 235, .1);--deco-accent-bg-light: rgba(37, 99, 235, .06);--deco-neutral-soft: rgba(0, 0, 0, .2);--deco-neutral-softer: rgba(0, 0, 0, .15);--deco-neutral-bg: rgba(0, 0, 0, .06);--deco-neutral-bg-light: rgba(0, 0, 0, .04);--sidebar-width: 420px;--toolbar-height: 48px;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow-md: 0 4px 12px rgba(0,0,0,.1);--shadow-lg: 0 8px 24px rgba(0,0,0,.12);--radius: 8px;--radius-sm: 4px;--font-serif: "Georgia", "Times New Roman", serif;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "SF Mono", "Fira Code", monospace;--transition: .25s cubic-bezier(.4, 0, .2, 1)}[data-theme=dark]{--bg: #111111;--bg-card: #1a1a1a;--text: #e5e7eb;--text-secondary: #9ca3af;--text-muted: #7b8494;--border: #2d2d2d;--border-light: #232323;--accent: #60a5fa;--accent-light: rgba(96, 165, 250, .1);--accent-hover: rgba(96, 165, 250, .15);--highlight: rgba(96, 165, 250, .12);--highlight-border: rgba(96, 165, 250, .3);--btn-pale: rgba(96, 165, 250, .65);--deco-accent-soft: rgba(96, 165, 250, .3);--deco-accent-bg: rgba(96, 165, 250, .12);--deco-accent-bg-light: rgba(96, 165, 250, .08);--deco-neutral-soft: rgba(255, 255, 255, .2);--deco-neutral-softer: rgba(255, 255, 255, .15);--deco-neutral-bg: rgba(255, 255, 255, .06);--deco-neutral-bg-light: rgba(255, 255, 255, .04);--btn-muted: rgba(255, 255, 255, .3);--shadow-sm: 0 1px 2px rgba(0,0,0,.2);--shadow-md: 0 4px 12px rgba(0,0,0,.3);--shadow-lg: 0 8px 24px rgba(0,0,0,.4)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}#root{width:100%;max-width:100%;min-height:100vh;display:flex;flex-direction:column;border:none;text-align:left;margin:0}.app{min-height:100vh;position:relative}.toolbar{position:fixed;top:0;left:0;right:0;height:var(--toolbar-height);background:var(--bg-card);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 16px;gap:8px;z-index:100;overflow-x:auto;-webkit-overflow-scrolling:touch;flex-wrap:nowrap;box-shadow:var(--shadow-sm)}.toolbar-group{display:flex;align-items:center;gap:4px;padding:0 8px;border-right:1px solid var(--border);flex-shrink:0}.toolbar-group:last-of-type{border-right:none}.toolbar-group--no-border{border-right:none}.toolbar-label{font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.03em;color:var(--text-muted);margin-right:4px}.toolbar-btn{width:32px;height:32px;border:none;background:transparent;border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s}.toolbar-btn:hover,.toolbar-btn--active{background:var(--accent-light);color:var(--accent)}.toolbar-input{width:72px;height:28px;padding:2px 8px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;font-family:var(--font-sans);background:var(--bg);color:var(--text);outline:none}.toolbar-input:focus{border-color:var(--accent)}.toolbar-btn--color-intense{color:var(--accent)}.toolbar-btn--color-pale{color:var(--btn-pale)}.toolbar-btn--color-text{color:var(--text)}.toolbar-btn--color-muted{color:var(--text-muted)}.toolbar-btn--menu-trigger{width:auto;gap:4px;padding:0 8px}.mega-chevron{transition:transform .2s}.mega-chevron--open{transform:rotate(180deg)}.mega-menu{position:fixed;top:var(--toolbar-height);left:0;right:0;background:var(--bg-card);border-bottom:1px solid var(--border);box-shadow:var(--shadow-md);z-index:99;padding:12px 16px;animation:mega-slide-down .15s ease-out}@keyframes mega-slide-down{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.mega-menu-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px 20px;max-width:900px}.mega-section{display:flex;flex-direction:column;gap:6px}.mega-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted)}.mega-options{display:flex;flex-wrap:wrap;gap:4px;align-items:center}.mega-options .toolbar-input{width:100%;max-width:140px}.discussions-panel{width:345px;height:270px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-card);overflow:hidden;margin:20px 0;display:flex;flex-direction:column}.discussions-panel-header{height:50px;display:flex;align-items:center;padding:0 14px;border-bottom:1px solid var(--border);flex-shrink:0}.discussions-panel-icon{display:flex;align-items:center;color:var(--accent);flex-shrink:0}.discussions-panel-title{font-size:16px;font-weight:700;color:var(--text);letter-spacing:-.02em}.discussions-panel-table{width:100%;border-collapse:collapse}.dp-th{height:35px;text-align:left;padding:0 14px;font-weight:600;color:var(--text-muted);border-bottom:1px solid var(--border);font-size:11px;text-transform:uppercase;letter-spacing:.06em;vertical-align:middle}.dp-th--num{text-align:right;width:48px;padding:0 14px}.dp-row{height:45px;cursor:pointer;transition:background .12s}.dp-row:hover{background:var(--accent-light)}.dp-row .dp-cell{border-bottom:1px solid var(--border-light)}.dp-row:last-child .dp-cell{border-bottom:none}.dp-cell{padding:0 14px;vertical-align:middle}.dp-cell--topic{font-size:14px;font-weight:600;color:var(--accent);height:45px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:0}.dp-topic-icon{display:inline-flex;align-items:center;flex-shrink:0;opacity:.7;margin-right:6px;vertical-align:middle}.dp-topic-name{vertical-align:middle}.dp-cell--num{text-align:right;color:var(--text-muted);font-size:13px;font-variant-numeric:tabular-nums}.discussions-panel--integrated{width:100%;border:none;border-top:1px solid var(--border);border-bottom:1px solid var(--border);border-radius:0;background:transparent;margin:20px 0}.discussions-panel--integrated .discussions-panel-header{padding:0 8px;border-bottom:1px solid var(--border)}.discussions-panel--integrated .dp-th,.discussions-panel--integrated .dp-cell{padding-left:8px}.discussions-panel--integrated .dp-th:last-child,.discussions-panel--integrated .dp-cell:last-child{padding-right:8px}.entity-btn{display:inline-flex;align-items:center;gap:3px;cursor:pointer;line-height:1.2;font-family:var(--font-sans);font-size:14px;font-weight:500;transition:filter .15s;border-radius:10px;border:1px solid;outline:none;padding:2px 5px;min-height:18px;vertical-align:baseline}.entity-btn--superscript{vertical-align:super;font-size:11px!important;min-height:14px;padding:1px 5px}.entity-btn--superscript svg{width:10px;height:10px}.entity-btn--subscript{vertical-align:sub;font-size:11px!important;min-height:14px;padding:1px 5px}.entity-btn--subscript svg{width:10px;height:10px}.entity-btn--raised{position:relative;top:-4px}.entity-btn-label{line-height:12px}.entity-btn-wrap{white-space:nowrap;cursor:pointer;display:inline}.entity-btn-wrap.entity-deco--underline:hover,.entity-btn-wrap.entity-deco--dotted:hover,.entity-btn-wrap.entity-deco--wavy:hover{text-decoration-color:var(--entity-deco-hover, var(--accent))}.entity-btn-wrap.entity-deco--highlight:hover{filter:brightness(.92) saturate(1.3)}.entity-btn-wrap:hover .entity-btn{filter:brightness(.85) saturate(1.2)}.entity-btn-wrap:hover .article-link,.article-link:hover{text-decoration-color:var(--accent)}.entity-deco--underline{text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:3px;text-decoration-color:var(--entity-deco-color, rgba(37, 99, 235, .3));text-decoration-skip-ink:none;transition:text-decoration-color .15s}.entity-deco--dotted{text-decoration:underline dotted;text-decoration-thickness:1.5px;text-underline-offset:3px;text-decoration-color:var(--entity-deco-color, rgba(37, 99, 235, .3));transition:text-decoration-color .15s}.entity-deco--wavy{text-decoration:underline wavy;text-decoration-thickness:1px;text-underline-offset:3px;text-decoration-color:var(--entity-deco-color, rgba(37, 99, 235, .3));transition:text-decoration-color .15s}.entity-deco--highlight{background:var(--entity-deco-highlight, rgba(37, 99, 235, .1));padding:1px 2px;border-radius:2px}[data-theme=dark] .entity-deco--highlight{background:var(--entity-deco-highlight, rgba(96, 165, 250, .12))}.library-stage{display:flex;justify-content:center;padding:calc(var(--toolbar-height) + 40px) 24px 48px;min-height:100vh}.library-container{width:100%;max-width:720px}.library-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:24px;gap:16px}.library-title{font-size:28px;font-weight:700;color:var(--text);margin-bottom:4px}.library-subtitle{font-size:14px;color:var(--text-secondary)}.library-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.library-count{font-size:14px;color:var(--text-muted);font-weight:500}.library-toolbar-actions{display:flex;gap:8px}.btn-sm-lib{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;font-size:14px;border-radius:var(--radius-sm);border:1px solid var(--border);background:transparent;cursor:pointer;color:var(--text-secondary);transition:all .15s;font-family:var(--font-sans)}.btn-sm-lib:hover{background:var(--accent-light);color:var(--accent);border-color:var(--accent)}.library-list{display:flex;flex-direction:column;gap:2px}.library-item{display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:all .15s}.library-item:hover{border-color:var(--accent);box-shadow:var(--shadow-sm)}.library-item-icon{color:var(--text-muted);flex-shrink:0}.library-item-content{flex:1;min-width:0}.library-item-title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.library-item-meta{display:flex;gap:12px;font-size:14px;color:var(--text-muted)}.library-item-delete{width:28px;height:28px;border:none;background:transparent;border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .15s;opacity:0}.library-item:hover .library-item-delete{opacity:1}.library-item-delete:hover{background:#fef2f2;color:#dc2626}[data-theme=dark] .library-item-delete:hover{background:#dc262626}.library-item-arrow{color:var(--text-muted);flex-shrink:0}.library-empty{text-align:center;padding:60px 24px;background:var(--bg-card);border:1px solid var(--border);border-radius:12px}.library-empty-icon{color:var(--text-muted);margin-bottom:16px}.library-empty h3{font-size:18px;font-weight:600;color:var(--text);margin-bottom:8px}.library-empty p{font-size:14px;color:var(--text-secondary);margin-bottom:20px}.library-empty-actions{display:flex;gap:10px;justify-content:center}.topic-manager{margin-top:24px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.topic-manager-toggle{display:flex;align-items:center;gap:8px;width:100%;padding:14px 16px;background:transparent;border:none;cursor:pointer;font-family:var(--font-sans);color:var(--text);text-align:left}.topic-manager-toggle:hover{background:var(--accent-light)}.topic-manager-title{font-size:15px;font-weight:600;flex:1}.topic-manager-count{font-size:14px;color:var(--text-muted);font-weight:400}.topic-manager-body{border-top:1px solid var(--border);padding:12px 16px 16px}.topic-manager-actions{display:flex;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap}.salience-slider{display:flex;align-items:center;gap:8px;flex:1;min-width:0}.salience-label{font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);white-space:nowrap}.salience-range{flex:1;height:4px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--border);border-radius:2px;outline:none;cursor:pointer}.salience-range::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;border-radius:50%;background:var(--accent);cursor:pointer;border:2px solid var(--bg-card);box-shadow:0 0 0 1px var(--accent)}.salience-range::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--accent);cursor:pointer;border:2px solid var(--bg-card);box-shadow:0 0 0 1px var(--accent)}.salience-value{font-size:14px;font-family:var(--font-mono);color:var(--text-secondary);min-width:32px;text-align:right}.topic-manager-update{background:var(--accent)!important;color:#fff!important;border-color:var(--accent)!important}.topic-manager-update:hover{opacity:.9}.topic-manager-update--disabled{opacity:.4!important;cursor:not-allowed!important}.topic-manager-tree{font-size:14px;max-height:400px;overflow-y:auto}.topic-tree-row{display:flex;align-items:center;gap:6px;padding:4px 8px;border-radius:var(--radius-sm);cursor:pointer;transition:background .1s;min-height:30px;-webkit-user-select:none;user-select:none}.topic-tree-row:hover{background:var(--accent-light)}.topic-tree-check{flex-shrink:0;color:var(--text-muted);display:flex;align-items:center}.topic-tree-check--on{color:var(--accent)}.topic-tree-name{flex:1;color:var(--text)}.topic-tree-type{font-size:14px;font-weight:500;color:var(--text-secondary);background:var(--border);padding:1px 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var(--border);border-radius:var(--radius);font-family:var(--font-sans);font-size:14px;line-height:1.6;color:var(--text);background:var(--bg);resize:vertical;margin-bottom:16px;transition:border-color .15s}.article-textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-light)}.json-textarea{font-family:var(--font-mono);font-size:14px;line-height:1.5}.sanitized-preview{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:16px;font-size:14px;line-height:1.7;max-height:400px;overflow-y:auto;white-space:pre-wrap;margin-bottom:16px;color:var(--text)}.validation-errors{display:flex;gap:8px;padding:12px;background:#fef2f2;border:1px solid #fecaca;border-radius:var(--radius);margin-bottom:16px;color:#dc2626;font-size:14px}.validation-errors ul{list-style:none;padding:0;margin:0}[data-theme=dark] 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.15s}.btn-sm:hover{background:var(--accent-light);color:var(--accent);border-color:var(--accent)}.btn-sm.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-icon{width:32px;height:32px;border:none;background:var(--accent);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:all .15s}.btn-icon:hover:not(:disabled){filter:brightness(1.1)}.btn-icon:disabled{opacity:.4;cursor:not-allowed}.article-view{max-width:680px;margin:0 auto;padding:calc(var(--toolbar-height) + 40px) 24px 80px;background:#fff}[data-theme=dark] .article-view{background:var(--bg-card)}.article-header{margin-bottom:32px;padding-bottom:24px;border-bottom:1px solid var(--border)}.article-title{font-family:var(--font-serif);font-size:36px;font-weight:700;line-height:1.2;letter-spacing:-.5px;color:var(--text);margin-bottom:12px}.article-byline{font-size:15px;color:var(--text-secondary);font-weight:500}.article-dateline{font-size:14px;color:var(--text-muted);margin-top:4px}.article-link{color:var(--accent);text-decoration:underline;text-decoration-color:#2563eb4d;text-underline-offset:3px;text-decoration-thickness:1.5px;transition:text-decoration-color .15s}.article-link:hover{text-decoration-color:var(--accent)}[data-theme=dark] .article-link{text-decoration-color:#60a5fa4d}.article-body p{font-family:var(--font-serif);font-size:18px;line-height:1.8;margin-bottom:20px;color:var(--text)}.sidebar-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:140;pointer-events:none;opacity:0;transition:opacity var(--transition)}.sidebar-backdrop--open{pointer-events:auto;opacity:1}.sidebar{position:fixed;top:0;right:0;width:var(--sidebar-width);height:100vh;background:var(--bg-card);border-left:1px solid var(--border);box-shadow:var(--shadow-lg);transform:translate(100%);transition:transform var(--transition);z-index:150;display:flex;flex-direction:row;overflow:hidden}.sidebar--open{transform:translate(0)}.sidebar-nav-panel{display:none}.sidebar-main{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}@media(min-width:769px){.sidebar{width:calc(var(--sidebar-width) + 220px);max-width:90vw}.sidebar-nav-panel{display:flex;flex-direction:column;width:220px;min-width:220px;border-right:1px solid var(--border);overflow:hidden;background:var(--bg);padding-top:8px}.sidebar-nav-panel .sidebar-menu-footer{background:var(--bg)}.sidebar-nav-panel .sidebar-menu-header,.sidebar .btn-menu-toggle,.sidebar .menu-overlay-backdrop,.sidebar 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var(--border);margin:8px 0}.menu-overlay-backdrop{position:absolute;top:0;left:0;right:0;bottom:0;background:#0000;z-index:10;animation:menuBackdropIn .2s ease-out forwards}.menu-overlay-backdrop--closing{animation:menuBackdropOut .2s ease-in forwards}.menu-overlay{position:absolute;top:0;left:0;width:80%;height:100%;background:var(--bg-card);border-right:1px solid var(--border);box-shadow:var(--shadow-md);z-index:11;overflow:hidden;animation:menuSlideIn .2s ease-out forwards}.menu-overlay--closing{animation:menuSlideOut .2s ease-in forwards}@keyframes menuSlideIn{0%{transform:translate(-100%)}to{transform:translate(0)}}@keyframes menuSlideOut{0%{transform:translate(0)}to{transform:translate(-100%)}}@keyframes menuBackdropIn{0%{background:#0000}to{background:#0003}}@keyframes 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