.app-container{display:flex;min-height:100vh}.main-content{flex:1;margin-left:var(--sidebar-width);display:flex;flex-direction:column;overflow-y:auto}.sidebar{position:fixed;top:0;left:0;width:var(--sidebar-width);height:100vh;background-color:var(--color-bg-primary);border-right:1px solid var(--color-border);display:flex;flex-direction:column;overflow-y:auto}.sidebar-header{padding:1rem 1.5rem;border-bottom:1px solid var(--color-border)}.logo{display:flex;align-items:center;gap:.5rem;font-size:1rem;font-weight:600;color:var(--color-text-secondary)}.logo svg{width:20px;height:20px}.sidebar-nav{flex:1;padding:1rem 0}.nav-section{margin-bottom:2rem}.nav-section-title{display:flex;align-items:center;gap:.5rem;padding:.5rem 1.5rem;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-tertiary)}.nav-item{display:flex;align-items:center;gap:.75rem;width:100%;padding:.75rem 1.5rem;font-size:.95rem;color:var(--color-text-secondary);text-align:left}.nav-item:hover{background-color:var(--color-bg-secondary);color:var(--color-text-primary)}.nav-item.active{background-color:var(--color-bg-tertiary);color:var(--color-accent);font-weight:500}.nav-tag{justify-content:space-between;padding-left:3rem}.tag-name{flex:1}.tag-count{font-size:.85rem;color:var(--color-text-tertiary)}.header{position:sticky;top:0;z-index:10;height:var(--header-height);background-color:var(--color-bg-primary);border-bottom:1px solid var(--color-border);padding:0 2rem}.header-content{display:flex;align-items:center;justify-content:space-between;height:100%;gap:1rem}.search-bar{display:flex;align-items:center;gap:.75rem;flex:1;max-width:500px;padding:.5rem 1rem;background-color:var(--color-bg-secondary);border-radius:var(--border-radius);color:var(--color-text-secondary)}.search-bar input{flex:1;border:none;background:none;outline:none;font-size:.95rem;color:var(--color-text-primary)}.btn-primary{display:flex;align-items:center;gap:.5rem;padding:.625rem 1.25rem;background-color:var(--color-accent);color:#fff;border-radius:var(--border-radius);font-weight:500;font-size:.95rem}.btn-primary:hover{background-color:var(--color-accent-hover)}.btn-secondary{display:flex;align-items:center;gap:.5rem;padding:.625rem 1.25rem;background-color:var(--color-bg-tertiary);color:var(--color-text-primary);border-radius:var(--border-radius);font-weight:500;font-size:.95rem}.btn-secondary:hover{background-color:var(--color-border)}.article-list{padding:2rem;max-width:1200px;margin:0 auto;width:100%}.article-card{background-color:var(--color-bg-primary);border-radius:var(--border-radius);padding:0;margin-bottom:1rem;box-shadow:var(--shadow-sm);cursor:pointer;transition:all .2s ease;overflow:hidden;display:flex;gap:0}.article-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.article-card.archived{opacity:.6}.article-thumbnail{width:180px;height:180px;flex-shrink:0;overflow:hidden;background-color:var(--color-bg-secondary)}.article-thumbnail img{width:100%;height:100%;object-fit:cover;image-rendering:auto;-webkit-backface-visibility:hidden;backface-visibility:hidden;transform:translateZ(0)}.article-content-wrapper{flex:1;padding:1.5rem;min-width:0}.article-header{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:.5rem}.article-author{font-size:.875rem;color:var(--color-text-secondary);margin-bottom:.5rem;font-style:italic}.article-title{font-size:1.25rem;font-weight:600;line-height:1.4;flex:1}.article-actions{display:flex;gap:.5rem}.action-btn{padding:.5rem;color:var(--color-text-secondary);border-radius:4px}.action-btn:hover{background-color:var(--color-bg-secondary);color:var(--color-text-primary)}.action-btn.active{color:var(--color-warning)}.action-btn.danger:hover{color:var(--color-danger)}.article-excerpt{color:var(--color-text-secondary);line-height:1.6;margin-bottom:1rem}.article-meta{display:flex;justify-content:space-between;align-items:center;font-size:.875rem;color:var(--color-text-tertiary)}.meta-left{display:flex;align-items:center;gap:1rem}.site-name{font-weight:500}.saved-date,.reading-time,.word-count{display:flex;align-items:center;gap:.25rem}.article-tags{display:flex;align-items:center;gap:.5rem}.tag{display:inline-block;padding:.25rem .625rem;background-color:var(--color-bg-secondary);border-radius:4px;font-size:.8rem;color:var(--color-text-secondary)}.article-reader{flex:1;position:relative}.reader-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background-color:var(--color-bg-primary);border-bottom:1px solid var(--color-border);position:fixed;top:5rem;left:var(--sidebar-width);right:0;z-index:40}.btn-back{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;color:var(--color-text-secondary);border-radius:var(--border-radius)}.btn-back:hover{background-color:var(--color-bg-secondary);color:var(--color-text-primary)}.reader-actions{display:flex;gap:.5rem}.export-dropdown{position:relative}.dropdown-menu{position:absolute;top:100%;right:0;margin-top:.5rem;background-color:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--border-radius);box-shadow:var(--shadow-md);min-width:180px;overflow:hidden;z-index:100}.dropdown-menu button{width:100%;padding:.75rem 1rem;text-align:left;font-size:.9rem;color:var(--color-text-primary);background:none;border:none;cursor:pointer}.dropdown-menu button:hover{background-color:var(--color-bg-secondary)}.reader-content{max-width:800px;margin:0 auto;padding:3rem 2rem;margin-top:4.5rem}.title-container{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem}.reader-title{font-size:2.5rem;font-weight:700;line-height:1.2;flex:1;margin:0}.title-edit-btn{background:none;border:none;color:var(--color-text-tertiary);cursor:pointer;padding:.5rem;border-radius:4px;display:flex;align-items:center;justify-content:center;transition:background-color .2s,color .2s;flex-shrink:0}.title-edit-btn:hover{background-color:var(--color-bg-secondary);color:var(--color-text-primary)}.title-editor{margin-bottom:1.5rem}.title-input{width:100%;font-size:2.5rem;font-weight:700;line-height:1.2;padding:.5rem;border:2px solid var(--color-accent);border-radius:8px;background-color:var(--color-bg-primary);color:var(--color-text-primary);font-family:inherit;margin-bottom:.75rem}.title-input:focus{outline:none;box-shadow:0 0 0 3px #0066cc1a}.title-editor-actions{display:flex;gap:.5rem}.title-action-btn{padding:.5rem 1rem;border:none;border-radius:6px;cursor:pointer;display:flex;align-items:center;gap:.5rem;font-size:.9rem;font-weight:500;transition:background-color .2s,transform .1s}.title-action-btn:active{transform:scale(.98)}.title-action-btn.save{background-color:var(--color-accent);color:#fff}.title-action-btn.save:hover{background-color:var(--color-accent-hover)}.content-editor{margin-top:2rem}.content-textarea{width:100%;min-height:500px;font-size:1rem;line-height:1.7;padding:1rem;border:2px solid var(--color-border);border-radius:8px;background-color:var(--color-bg-primary);color:var(--color-text-primary);font-family:inherit;margin-bottom:1rem;resize:vertical}.content-textarea:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px #0066cc1a}.content-editor-actions{display:flex;gap:.75rem;margin-bottom:2rem}.btn-save,.btn-cancel{padding:.75rem 1.5rem;border:none;border-radius:6px;cursor:pointer;display:flex;align-items:center;gap:.5rem;font-size:1rem;font-weight:500;transition:background-color .2s,transform .1s}.btn-save{background-color:var(--color-accent);color:#fff}.btn-save:hover{background-color:var(--color-accent-hover)}.btn-cancel{background-color:var(--color-bg-secondary);color:var(--color-text-primary)}.btn-cancel:hover{background-color:var(--color-bg-tertiary)}.btn-save:active,.btn-cancel:active{transform:scale(.98)}.title-action-btn.cancel{background-color:var(--color-bg-tertiary);color:var(--color-text-primary)}.title-action-btn.cancel:hover{background-color:var(--color-border)}.reader-meta{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid var(--color-border);color:var(--color-text-secondary);font-size:.95rem}.reader-meta .author,.reader-meta .site-name,.reader-meta .publish-date,.reader-meta .reading-time,.reader-meta .word-count{display:inline-flex;align-items:center;gap:.25rem}.reader-description{font-size:1.1rem;line-height:1.6;color:var(--color-text-secondary);margin-bottom:2rem;padding:1.5rem;background-color:var(--color-bg-secondary);border-left:4px solid var(--color-accent);border-radius:4px}.reader-featured-image{position:relative;margin-bottom:2rem;border-radius:8px;overflow:hidden;box-shadow:var(--shadow-md)}.reader-featured-image img{width:100%;height:auto;display:block;image-rendering:auto}.author{font-weight:500}.reader-tags{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:2rem}.reader-body{font-size:1.125rem;line-height:1.8;color:var(--color-text-primary)}.reader-body p{margin-bottom:1.5rem}.reader-body p:last-child{margin-bottom:0}.reader-body p+p{margin-top:1rem}.reader-body h1,.reader-body h2,.reader-body h3,.reader-body h4{margin:2rem 0 1rem;line-height:1.3}.reader-body a{color:var(--color-accent);text-decoration:underline}.reader-body ul,.reader-body ol{margin:1rem 0 1.5rem 2rem}.reader-body li{margin-bottom:.5rem}.reader-body blockquote{margin:1.5rem 0;padding-left:1.5rem;border-left:4px solid var(--color-border);color:var(--color-text-secondary);font-style:italic}.reader-body code{padding:.2rem .4rem;background-color:var(--color-bg-secondary);border-radius:4px;font-family:Monaco,Consolas,monospace;font-size:.9em}.reader-body pre{padding:1rem;background-color:var(--color-bg-secondary);border-radius:var(--border-radius);overflow-x:auto;margin:1.5rem 0}.reader-body table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:1rem;box-shadow:0 2px 8px #0000000d;border-radius:var(--border-radius);overflow:hidden}.reader-body thead{background-color:var(--color-bg-secondary);border-bottom:2px solid var(--color-border)}.reader-body th{padding:.875rem 1rem;text-align:left;font-weight:600;color:var(--color-text-primary);border-bottom:2px solid var(--color-border)}.reader-body td{padding:.75rem 1rem;border-bottom:1px solid var(--color-border);color:var(--color-text-primary)}.reader-body tbody tr{transition:background-color .2s}.reader-body tbody tr:hover{background-color:var(--color-bg-secondary)}.reader-body tbody tr:last-child td{border-bottom:none}.reader-body th[align=center],.reader-body td[align=center]{text-align:center}.reader-body th[align=right],.reader-body td[align=right]{text-align:right}.reader-body del,.reader-body s{text-decoration:line-through;opacity:.7}.reader-body ins{text-decoration:underline;background-color:#d1fae5}.reader-body mark{background-color:#fef3c7;padding:.1rem .2rem;border-radius:2px}.reader-body kbd{padding:.2rem .4rem;background-color:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:4px;font-family:Monaco,Consolas,monospace;font-size:.85em;box-shadow:0 2px #0000001a}.reader-body hr{border:none;border-top:2px solid var(--color-border);margin:2rem 0}.reader-body img{max-width:100%;height:auto;border-radius:var(--border-radius);margin:1.5rem 0}.reader-body figure{margin:2rem 0;text-align:center}.reader-body figcaption{margin-top:.5rem;font-size:.9rem;color:var(--color-text-secondary);font-style:italic}.reader-body dl{margin:1.5rem 0}.reader-body dt{font-weight:600;margin-top:1rem;color:var(--color-text-primary)}.reader-body dd{margin-left:2rem;margin-bottom:.5rem;color:var(--color-text-secondary)}.reader-body abbr{text-decoration:underline dotted;cursor:help}.reader-body cite{font-style:italic}.reader-body q{quotes:'"' '"' "'" "'"}.reader-body q:before{content:open-quote}.reader-body q:after{content:close-quote}.tag-editor{background-color:var(--color-bg-secondary);border-radius:var(--border-radius);padding:1.5rem;margin:1rem 2rem}.tag-editor-header h3{font-size:1.1rem;margin-bottom:1rem}.tag-editor-body{display:flex;flex-direction:column;gap:1.5rem}.tag-editor-body label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.5rem;color:var(--color-text-secondary)}.tag-list{display:flex;gap:.5rem;flex-wrap:wrap}.tag.selected{display:flex;align-items:center;gap:.5rem;background-color:var(--color-accent);color:#fff}.tag.clickable{cursor:pointer;border:1px solid var(--color-border)}.tag.clickable:hover{background-color:var(--color-bg-tertiary)}.tag-remove{padding:0;display:flex;align-items:center;color:#fff}.empty-message{color:var(--color-text-tertiary);font-style:italic}.input-group{display:flex;gap:.5rem}.input-group input{flex:1;padding:.625rem;border:1px solid var(--color-border);border-radius:var(--border-radius);font-size:.95rem}.input-group input:focus{outline:none;border-color:var(--color-accent)}.btn-icon{padding:.625rem;background-color:var(--color-accent);color:#fff;border-radius:var(--border-radius);display:flex;align-items:center}.btn-icon:hover:not(:disabled){background-color:var(--color-accent-hover)}.btn-icon:disabled{opacity:.5;cursor:not-allowed}.tag-editor-footer{display:flex;justify-content:flex-end;gap:.75rem;margin-top:1rem}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.modal-content{background-color:var(--color-bg-primary);border-radius:var(--border-radius);box-shadow:var(--shadow-lg);max-width:600px;width:100%;max-height:90vh;overflow-y:auto}.modal-large{max-width:800px}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem;border-bottom:1px solid var(--color-border)}.modal-header h2{font-size:1.5rem;font-weight:600}.btn-close{padding:.5rem;color:var(--color-text-secondary);border-radius:4px}.btn-close:hover{background-color:var(--color-bg-secondary)}.modal-body{padding:1.5rem}.mode-toggle{display:flex;gap:.5rem;margin-bottom:1.5rem;background-color:var(--color-bg-secondary);padding:.25rem;border-radius:var(--border-radius)}.mode-btn{flex:1;padding:.625rem;background-color:transparent;color:var(--color-text-secondary);border-radius:calc(var(--border-radius) - 2px);font-weight:500;font-size:.9rem;transition:all .2s ease}.mode-btn:hover{color:var(--color-text-primary)}.mode-btn.active{background-color:var(--color-bg-primary);color:var(--color-accent);box-shadow:var(--shadow-sm)}.form-group{margin-bottom:1.5rem}.form-group label{display:block;font-weight:500;margin-bottom:.5rem}.form-group input,.form-group textarea{width:100%;padding:.75rem;border:1px solid var(--color-border);border-radius:var(--border-radius);font-size:1rem;font-family:inherit}.form-group textarea{resize:vertical;min-height:150px}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--color-accent)}.error-message{padding:.75rem;background-color:#fee;color:var(--color-danger);border-radius:var(--border-radius);margin-bottom:1rem;font-size:.9rem}.info-message{padding:.75rem;background-color:#e7f3ff;color:#004085;border-radius:var(--border-radius);font-size:.875rem;line-height:1.5}.modal-footer{display:flex;justify-content:flex-end;gap:.75rem;margin-top:1.5rem}.import-export-section{margin-bottom:1.5rem}.import-export-section h3{font-size:1.1rem;font-weight:600;margin-bottom:.5rem}.import-export-section p{color:var(--color-text-secondary);margin-bottom:1rem;font-size:.9rem;line-height:1.5}.divider{height:1px;background-color:var(--color-border);margin:1.5rem 0}.status-message{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;border-radius:var(--border-radius);margin-top:1rem;font-size:.9rem;line-height:1.5}.status-message.success{background-color:#d4edda;color:#155724;border:1px solid #c3e6cb}.status-message.error{background-color:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;text-align:center;color:var(--color-text-secondary)}.empty-state h2{font-size:1.5rem;margin-bottom:.5rem;color:var(--color-text-primary)}.empty-state p{font-size:1rem}.nav-section-header{display:flex;align-items:center;justify-content:space-between;padding:.5rem 1.5rem}.nav-section-action{padding:.25rem;color:var(--color-text-tertiary);border-radius:4px;opacity:.6;transition:opacity .2s ease}.nav-section-action:hover{opacity:1;background-color:var(--color-bg-secondary)}.nav-section-empty{padding:0 1.5rem}.nav-item-empty{width:100%;padding:.75rem;background-color:var(--color-bg-secondary);border-radius:var(--border-radius);font-size:.875rem;color:var(--color-text-secondary);text-align:center}.nav-item-empty:hover{background-color:var(--color-bg-tertiary);color:var(--color-text-primary)}.nav-collection{display:flex;align-items:center;gap:.75rem}.collection-icon-small{width:8px;height:8px;border-radius:50%;flex-shrink:0}.collection-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.collection-count{font-size:.85rem;color:var(--color-text-tertiary)}.collection-form{background-color:var(--color-bg-secondary);border-radius:var(--border-radius);padding:1.5rem;margin-bottom:1.5rem}.form-row{display:flex;gap:1rem;margin-bottom:1rem}.flex-1{flex:1}.color-picker{display:flex;gap:.5rem;flex-wrap:wrap}.color-option{width:32px;height:32px;border-radius:6px;border:2px solid transparent;cursor:pointer;transition:all .2s ease}.color-option:hover{transform:scale(1.1)}.color-option.active{border-color:var(--color-text-primary);box-shadow:0 0 0 2px var(--color-bg-primary)}.form-actions{display:flex;gap:.75rem;justify-content:flex-end;margin-top:1rem}.btn-sm{padding:.5rem 1rem;font-size:.875rem}.collections-list h3{font-size:1.1rem;margin-bottom:1rem;color:var(--color-text-primary)}.collection-items{display:flex;flex-direction:column;gap:.75rem}.collection-item{display:flex;align-items:center;justify-content:space-between;padding:1rem;background-color:var(--color-bg-secondary);border-radius:var(--border-radius);transition:all .2s ease}.collection-item:hover{background-color:var(--color-bg-tertiary)}.collection-info{display:flex;align-items:center;gap:1rem;flex:1;min-width:0}.collection-icon{width:40px;height:40px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}.collection-details{flex:1;min-width:0}.collection-item .collection-name{font-weight:500;font-size:1rem;margin-bottom:.25rem}.collection-description{font-size:.875rem;color:var(--color-text-secondary);margin-bottom:.25rem}.collection-item .collection-count{font-size:.8rem;color:var(--color-text-tertiary)}.collection-actions{display:flex;gap:.5rem}.loading-state{padding:2rem;text-align:center;color:var(--color-text-secondary)}.reader-overlay{position:absolute;top:4rem;right:2rem;z-index:100}.collection-picker{background-color:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--border-radius);box-shadow:var(--shadow-lg);min-width:280px;max-width:320px}.collection-picker-header{padding:1rem;border-bottom:1px solid var(--color-border)}.collection-picker-header h4{font-size:1rem;font-weight:600;margin:0}.collection-picker-list{max-height:400px;overflow-y:auto}.picker-item{display:flex;align-items:center;gap:.75rem;width:100%;padding:.875rem 1rem;text-align:left;background:none;border:none;cursor:pointer;transition:background-color .2s ease}.picker-item:hover{background-color:var(--color-bg-secondary)}.picker-item.selected{background-color:var(--color-bg-tertiary)}.picker-icon{width:28px;height:28px;border-radius:6px;display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}.picker-item span{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.check-icon{color:var(--color-accent);flex-shrink:0}.collection-picker-footer{padding:.75rem;border-top:1px solid var(--color-border);display:flex;justify-content:flex-end}.picker-loading{padding:2rem;text-align:center;color:var(--color-text-secondary);font-size:.875rem}.settings-section{margin-bottom:2rem}.settings-section h3{display:flex;align-items:center;gap:.75rem;font-size:1.1rem;font-weight:600;margin-bottom:.5rem}.settings-section p{color:var(--color-text-secondary);margin-bottom:1rem;font-size:.9rem;line-height:1.5}.settings-actions{display:flex;gap:.75rem;flex-wrap:wrap}.auto-backup-info{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;background-color:var(--color-bg-secondary);border-radius:var(--border-radius);margin-bottom:1rem;font-size:.9rem;color:var(--color-text-secondary)}@media (max-width: 768px){.sidebar{transform:translate(-100%)}.main-content{margin-left:0}.reader-title{font-size:2rem}.reader-content{padding:2rem 1rem}.article-list{padding:1rem}.reader-overlay{right:1rem;left:1rem}.collection-picker{min-width:auto;max-width:none}.highlight-panel{position:static;width:100%;max-height:none;border-left:none;border-top:1px solid var(--color-border)}}.highlight-color-picker{display:flex;gap:.5rem;padding:.5rem;background:#fff;border:1px solid var(--color-border);border-radius:8px;box-shadow:0 4px 12px #00000026;z-index:1000}.highlight-color-option{width:32px;height:32px;border:2px solid var(--color-border);border-radius:6px;cursor:pointer;transition:transform .2s,box-shadow .2s}.highlight-color-option:hover{transform:scale(1.1);box-shadow:0 2px 8px #0003}.highlight-panel{position:fixed;right:0;top:0;width:320px;height:100vh;background:var(--color-bg-primary);border-left:1px solid var(--color-border);display:flex;flex-direction:column;overflow:hidden;z-index:100}.highlight-panel-header{padding:1rem 1.5rem;border-bottom:1px solid var(--color-border);background:var(--color-bg-secondary);display:flex;align-items:center;justify-content:space-between}.highlight-panel-header h3{display:flex;align-items:center;gap:.5rem;margin:0;font-size:1rem;font-weight:600;color:var(--color-text-primary)}.highlight-panel-close{background:none;border:none;color:var(--color-text-secondary);cursor:pointer;padding:.25rem;border-radius:4px;display:flex;align-items:center;justify-content:center;transition:background-color .2s,color .2s}.highlight-panel-close:hover{background-color:var(--color-bg-tertiary);color:var(--color-text-primary)}.highlight-list{flex:1;overflow-y:auto;padding:1rem}.highlight-item{display:flex;gap:.75rem;padding:1rem;margin-bottom:.75rem;background:var(--color-bg-secondary);border-radius:8px;cursor:pointer;transition:background-color .2s,box-shadow .2s}.highlight-item:hover{background:var(--color-bg-tertiary);box-shadow:0 2px 4px #0000000d}.highlight-color-bar{width:4px;border-radius:2px;flex-shrink:0}.highlight-content{flex:1;min-width:0}.highlight-text{font-size:.9rem;line-height:1.5;color:var(--color-text-primary);margin-bottom:.5rem;word-wrap:break-word}.highlight-note{padding:.75rem;margin:.5rem 0;background:var(--color-bg-primary);border-radius:6px;font-size:.85rem;line-height:1.4}.highlight-note strong{color:var(--color-text-secondary);font-weight:600}.highlight-note-editor{margin-top:.5rem}.highlight-note-editor textarea{width:100%;padding:.75rem;border:1px solid var(--color-border);border-radius:6px;font-size:.85rem;font-family:inherit;resize:vertical;min-height:60px}.highlight-note-editor textarea:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px #3b82f61a}.highlight-note-actions{display:flex;gap:.5rem;margin-top:.5rem;justify-content:flex-end}.highlight-actions{display:flex;gap:.5rem;margin-top:.5rem}.highlight-action-btn{display:flex;align-items:center;gap:.25rem;padding:.375rem .75rem;font-size:.8rem;color:var(--color-text-secondary);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:4px;cursor:pointer;transition:all .2s}.highlight-action-btn:hover{background:var(--color-bg-tertiary);color:var(--color-text-primary);border-color:var(--color-accent)}.highlight-action-btn.danger{color:#dc2626}.highlight-action-btn.danger:hover{background:#fef2f2;border-color:#dc2626}.highlight-date{font-size:.75rem;color:var(--color-text-tertiary);margin-top:.5rem}.highlight-empty{padding:2rem 1rem;text-align:center}.highlight-empty p{color:var(--color-text-secondary);margin-bottom:.5rem}.highlight-hint{font-size:.85rem;color:var(--color-text-tertiary)}.article-reader{margin-right:320px}@media (max-width: 1400px){.article-reader{margin-right:0}.highlight-panel{display:none}}.advanced-search-modal{max-width:1200px;width:95vw;max-height:90vh;display:flex;flex-direction:column}.advanced-search-modal .modal-body{flex:1;min-height:0;overflow:hidden}.advanced-search-body{display:grid;grid-template-columns:400px 1fr;gap:2rem;height:100%;overflow:hidden}.search-filters{display:flex;flex-direction:column;gap:1.5rem;padding-right:2rem;border-right:1px solid var(--color-border);overflow-y:auto;max-height:100%;min-height:0}.filter-section{display:flex;flex-direction:column;gap:.5rem}.filter-label{display:flex;align-items:center;gap:.5rem;font-size:.875rem;font-weight:500;color:var(--color-text-secondary)}.search-input,.filter-input{padding:.75rem;border:1px solid var(--color-border);border-radius:6px;font-size:.95rem;background-color:var(--color-bg-primary);color:var(--color-text-primary)}.search-input:focus,.filter-input:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px #3b82f61a}.filter-select{padding:.75rem;border:1px solid var(--color-border);border-radius:6px;font-size:.95rem;background-color:var(--color-bg-primary);color:var(--color-text-primary);cursor:pointer}.filter-select:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px #3b82f61a}.filter-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.tag-filter-grid{display:flex;flex-wrap:wrap;gap:.5rem}.tag-filter-btn{padding:.5rem 1rem;border:1px solid var(--color-border);border-radius:6px;font-size:.875rem;background-color:var(--color-bg-primary);color:var(--color-text-secondary);cursor:pointer;transition:all .2s}.tag-filter-btn:hover{background-color:var(--color-bg-secondary);border-color:var(--color-accent)}.tag-filter-btn.active{background-color:var(--color-accent);color:#fff;border-color:var(--color-accent)}.checkbox-label{display:flex;align-items:center;gap:.5rem;font-size:.95rem;color:var(--color-text-secondary);cursor:pointer;margin-bottom:.5rem}.checkbox-label input[type=checkbox]{width:18px;height:18px;cursor:pointer}.filter-actions{display:flex;gap:1rem;padding-top:1rem;margin-top:1rem;border-top:1px solid var(--color-border)}.filter-actions button{flex:1}.search-results{display:flex;flex-direction:column;overflow-y:auto;max-height:100%;min-height:0}.results-header{padding-bottom:1rem;border-bottom:1px solid var(--color-border);margin-bottom:1rem}.results-header h3{font-size:1.125rem;font-weight:600;color:var(--color-text-primary)}.no-results{display:flex;align-items:center;justify-content:center;padding:3rem 2rem;text-align:center;color:var(--color-text-tertiary)}.results-list{display:flex;flex-direction:column;gap:1rem}.result-item{padding:1.25rem;border:1px solid var(--color-border);border-radius:8px;background-color:var(--color-bg-primary);cursor:pointer;transition:all .2s}.result-item:hover{background-color:var(--color-bg-secondary);border-color:var(--color-accent);box-shadow:var(--shadow-sm)}.result-title{font-size:1.05rem;font-weight:600;color:var(--color-text-primary);margin-bottom:.5rem}.result-excerpt{font-size:.9rem;color:var(--color-text-secondary);margin-bottom:.75rem;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.result-meta{display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:.5rem}.meta-item{display:flex;align-items:center;gap:.35rem;font-size:.8rem;color:var(--color-text-tertiary)}.result-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.75rem}.result-tag{padding:.25rem .75rem;font-size:.75rem;background-color:var(--color-bg-tertiary);color:var(--color-text-secondary);border-radius:12px}.search-advanced-btn{position:absolute;right:.5rem;top:50%;transform:translateY(-50%);padding:.5rem;background:transparent;border:none;color:var(--color-text-tertiary);cursor:pointer;border-radius:4px;transition:all .2s}.search-advanced-btn:hover{background-color:var(--color-bg-secondary);color:var(--color-accent)}.search-bar{position:relative}.search-bar input{padding-right:3rem}@media (max-width: 1024px){.advanced-search-body{grid-template-columns:1fr}.search-filters{border-right:none;border-bottom:1px solid var(--color-border);padding-right:0;padding-bottom:1.5rem}}.citation-modal{max-width:700px;width:90vw}.citation-article-info{padding:1.5rem;background-color:var(--color-bg-secondary);border-radius:8px;margin-bottom:1.5rem}.citation-article-info h3{font-size:1.125rem;font-weight:600;color:var(--color-text-primary);margin-bottom:.5rem}.citation-author,.citation-site{font-size:.9rem;color:var(--color-text-secondary);margin:.25rem 0}.citation-format-selector{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1.5rem}.citation-format-selector label{font-size:.95rem;font-weight:500;color:var(--color-text-secondary)}.citation-select{padding:.75rem;border:1px solid var(--color-border);border-radius:6px;font-size:.95rem;background-color:var(--color-bg-primary);color:var(--color-text-primary);cursor:pointer}.citation-select:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px #3b82f61a}.citation-preview{border:1px solid var(--color-border);border-radius:8px;overflow:hidden;margin-bottom:1.5rem}.citation-preview-header{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1rem;background-color:var(--color-bg-secondary);border-bottom:1px solid var(--color-border);font-size:.875rem;font-weight:500;color:var(--color-text-secondary)}.citation-actions{display:flex;gap:.5rem}.btn-icon{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;border:1px solid var(--color-border);border-radius:6px;font-size:.875rem;background-color:var(--color-bg-primary);color:var(--color-text-secondary);cursor:pointer;transition:all .2s}.btn-icon:hover{background-color:var(--color-bg-secondary);border-color:var(--color-accent);color:var(--color-accent)}.citation-text{padding:1.5rem;font-family:Georgia,Times New Roman,serif;font-size:.95rem;line-height:1.8;color:var(--color-text-primary);background-color:var(--color-bg-primary);white-space:pre-wrap;word-wrap:break-word}.citation-info{padding:1rem;background-color:var(--color-bg-tertiary);border-left:4px solid var(--color-accent);border-radius:4px}.citation-info h4{font-size:.9rem;font-weight:600;color:var(--color-text-primary);margin-bottom:.75rem}.citation-info ul{list-style:none;padding:0;margin:0}.citation-info li{font-size:.85rem;color:var(--color-text-secondary);padding:.25rem 0 .25rem 1.25rem;position:relative}.citation-info li:before{content:"•";position:absolute;left:0;color:var(--color-accent)}.citation-edit-form{display:flex;flex-direction:column;gap:1rem}.citation-edit-form .form-group{display:flex;flex-direction:column;gap:.5rem}.citation-edit-form label{font-size:.9rem;font-weight:500;color:var(--color-text-secondary)}.citation-edit-input{padding:.75rem;border:1px solid var(--color-border);border-radius:6px;font-size:.95rem;background-color:var(--color-bg-primary);color:var(--color-text-primary)}.citation-edit-input:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px #3b82f61a}.citation-edit-actions{display:flex;gap:.75rem;margin-top:.5rem}.citation-url{font-size:.85rem;color:var(--color-text-tertiary);word-break:break-all;margin-top:.25rem}.summary-modal{max-width:800px;width:90vw}.summary-article-info{padding:1.5rem;background-color:var(--color-bg-secondary);border-radius:8px;margin-bottom:1.5rem}.summary-article-info h3{font-size:1.125rem;font-weight:600;color:var(--color-text-primary);margin-bottom:.5rem}.summary-author,.summary-site{font-size:.9rem;color:var(--color-text-secondary);margin:.25rem 0}.summary-generating{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;gap:1.5rem}.summary-generating p{font-size:1rem;color:var(--color-text-secondary)}.summary-content{display:flex;flex-direction:column;gap:1.5rem}.summary-section{border:1px solid var(--color-border);border-radius:8px;padding:1.5rem;background-color:var(--color-bg-primary)}.tldr-section{background:linear-gradient(135deg,#3b82f60d,#9333ea0d);border-color:var(--color-accent)}.summary-section-header{display:flex;align-items:center;gap:.5rem;margin-bottom:1rem}.summary-section-header h4{font-size:1rem;font-weight:600;color:var(--color-text-primary);margin:0}.tldr-text{font-size:1.05rem;line-height:1.7;color:var(--color-text-primary);margin:0}.key-points-list{list-style-position:outside;padding-left:1.5rem;margin:0}.key-points-list li{font-size:.95rem;line-height:1.7;color:var(--color-text-secondary);margin-bottom:1rem}.key-points-list li:last-child{margin-bottom:0}.topics-list{display:flex;flex-wrap:wrap;gap:.75rem}.topic-tag{padding:.5rem 1rem;font-size:.875rem;font-weight:500;background-color:var(--color-bg-tertiary);color:var(--color-accent);border-radius:20px;border:1px solid var(--color-accent)}.sentiment-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.25rem;border-radius:8px;font-size:.95rem;font-weight:500;background-color:var(--color-bg-secondary)}.sentiment-icon{flex-shrink:0}.sentiment-icon.positive{color:#10b981}.sentiment-icon.negative{color:#ef4444}.sentiment-icon.neutral{color:#6b7280}.summary-info{padding:1rem;background-color:var(--color-bg-tertiary);border-left:4px solid var(--color-accent);border-radius:4px;margin-top:.5rem}.summary-info p{font-size:.85rem;color:var(--color-text-secondary);margin:0;line-height:1.6}.summary-error{padding:3rem 2rem;text-align:center;color:var(--color-text-tertiary)}.modal-footer button{display:flex;align-items:center;gap:.5rem}.cross-references-panel{position:fixed;right:0;top:0;width:400px;height:100vh;background:var(--color-bg-primary);border-left:1px solid var(--color-border);display:flex;flex-direction:column;z-index:100;box-shadow:-2px 0 8px #0000001a}.panel-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem;border-bottom:1px solid var(--color-border);background-color:var(--color-bg-secondary)}.panel-title{display:flex;align-items:center;gap:.75rem}.panel-title h3{font-size:1.125rem;font-weight:600;color:var(--color-text-primary);margin:0}.btn-close-panel{padding:.5rem;background:transparent;border:none;color:var(--color-text-tertiary);cursor:pointer;border-radius:4px;transition:all .2s}.btn-close-panel:hover{background-color:var(--color-bg-tertiary);color:var(--color-text-primary)}.panel-tabs{display:flex;border-bottom:1px solid var(--color-border);background-color:var(--color-bg-primary)}.panel-tab{flex:1;padding:.75rem 1rem;background:transparent;border:none;font-size:.875rem;font-weight:500;color:var(--color-text-secondary);cursor:pointer;border-bottom:2px solid transparent;transition:all .2s}.panel-tab:hover{color:var(--color-text-primary);background-color:var(--color-bg-secondary)}.panel-tab.active{color:var(--color-accent);border-bottom-color:var(--color-accent)}.panel-content{flex:1;overflow-y:auto;padding:1rem}.panel-loading,.panel-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 2rem;text-align:center;color:var(--color-text-tertiary)}.panel-empty-hint{font-size:.875rem;margin-top:.5rem}.related-articles-list,.reading-path-list{display:flex;flex-direction:column;gap:1rem}.related-article-item{padding:1.25rem;border:1px solid var(--color-border);border-radius:8px;background-color:var(--color-bg-primary);cursor:pointer;transition:all .2s}.related-article-item:hover{background-color:var(--color-bg-secondary);border-color:var(--color-accent);box-shadow:var(--shadow-sm)}.related-article-header{display:flex;justify-content:space-between;align-items:flex-start;gap:.75rem;margin-bottom:.75rem}.related-article-title{font-size:.95rem;font-weight:600;color:var(--color-text-primary);margin:0;line-height:1.4}.relevance-badge{flex-shrink:0;padding:.25rem .75rem;font-size:.7rem;font-weight:600;color:#fff;border-radius:12px;text-transform:uppercase;letter-spacing:.025em}.related-article-excerpt{font-size:.85rem;color:var(--color-text-secondary);line-height:1.5;margin-bottom:.75rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.related-article-meta{display:flex;gap:.75rem;margin-bottom:.5rem;font-size:.8rem;color:var(--color-text-tertiary)}.relevance-reasons{display:flex;flex-wrap:wrap;gap:.5rem}.reason-tag{padding:.25rem .75rem;font-size:.75rem;background-color:var(--color-bg-tertiary);color:var(--color-text-secondary);border-radius:12px}.path-intro{display:flex;align-items:flex-start;gap:.75rem;padding:1rem;margin-bottom:1rem;background-color:var(--color-bg-secondary);border-radius:8px;font-size:.875rem;color:var(--color-text-secondary);line-height:1.6}.path-intro p{margin:0}.path-current,.path-item{display:flex;align-items:flex-start;gap:1rem;padding:1rem;border:1px solid var(--color-border);border-radius:8px;background-color:var(--color-bg-primary)}.path-current{background:linear-gradient(135deg,#3b82f60d,#9333ea0d);border-color:var(--color-accent)}.path-item{cursor:pointer;transition:all .2s}.path-item:hover{background-color:var(--color-bg-secondary);border-color:var(--color-accent);box-shadow:var(--shadow-sm)}.path-number{flex-shrink:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background-color:var(--color-accent);color:#fff;border-radius:50%;font-size:.875rem;font-weight:600}.path-item-content{flex:1;min-width:0}.path-item-content h4{font-size:.95rem;font-weight:600;color:var(--color-text-primary);margin:0 0 .5rem;line-height:1.4}.path-item-label{font-size:.75rem;color:var(--color-accent);font-weight:500;text-transform:uppercase;letter-spacing:.05em}.path-item-meta{font-size:.8rem;color:var(--color-text-tertiary);margin-right:.75rem}.path-arrow{display:flex;justify-content:center;padding:.5rem 0;color:var(--color-text-tertiary)}.article-reader{transition:margin-right .3s ease}@media (max-width: 1400px){.cross-references-panel{width:100%;max-width:400px}}@media (max-width: 768px){.cross-references-panel{width:100%;max-width:none}}.reading-progress-bar{position:fixed;top:0;left:0;right:420px;background-color:var(--color-bg-primary);border-bottom:1px solid var(--color-border);padding:.75rem 1.5rem;z-index:50;box-shadow:var(--shadow-sm)}.article-reader .reader-content{padding-top:5rem}.progress-info{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem;font-size:.875rem}.progress-stats{display:flex;align-items:center;gap:.75rem;color:var(--color-text-secondary)}.progress-status{font-weight:500;color:var(--color-text-primary)}.progress-percentage{font-weight:600;color:var(--color-accent)}.progress-time-remaining{color:var(--color-text-tertiary);font-size:.875rem}.progress-bar-track{width:100%;height:6px;background-color:var(--color-bg-tertiary);border-radius:3px;overflow:hidden}.progress-bar-fill{height:100%;transition:width .3s ease,background-color .3s ease;border-radius:3px}@media (max-width: 768px){.reading-progress-bar{padding:.5rem 1rem}.progress-info{font-size:.8rem}.progress-stats{gap:.5rem}.progress-time-remaining{font-size:.8rem}}.pdf-viewer{display:flex;flex-direction:column;height:100%;width:100%}.pdf-controls{display:flex;align-items:center;justify-content:space-between;padding:1rem;background-color:var(--color-bg-secondary);border-bottom:1px solid var(--color-border);gap:1rem;flex-wrap:wrap}.pdf-navigation{display:flex;align-items:center;gap:.75rem}.pdf-nav-btn,.pdf-zoom-btn{display:flex;align-items:center;justify-content:center;padding:.5rem;background-color:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:4px;cursor:pointer;transition:all .2s;color:var(--color-text-primary)}.pdf-nav-btn:hover:not(:disabled),.pdf-zoom-btn:hover{background-color:var(--color-bg-tertiary);border-color:var(--color-accent)}.pdf-nav-btn:disabled{opacity:.5;cursor:not-allowed}.pdf-page-info{font-size:.9rem;color:var(--color-text-secondary);min-width:120px;text-align:center}.pdf-zoom{display:flex;align-items:center;gap:.75rem}.pdf-zoom-level{font-size:.9rem;color:var(--color-text-secondary);min-width:60px;text-align:center}.pdf-download-btn{display:flex;align-items:center;justify-content:center;padding:.5rem;background-color:var(--color-accent);color:#fff;border:none;border-radius:4px;cursor:pointer;transition:all .2s;text-decoration:none}.pdf-download-btn:hover{background-color:var(--color-accent-hover);transform:translateY(-1px)}.pdf-canvas-container{flex:1;overflow:auto;background-color:var(--color-bg-tertiary);display:flex;align-items:center;justify-content:center;padding:2rem}.pdf-canvas{box-shadow:0 4px 6px #0000001a;background-color:#fff}.pdf-viewer-loading,.pdf-viewer-error{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:1rem;padding:2rem;text-align:center}.pdf-viewer-loading .spinner{animation:spin 1s linear infinite}.pdf-viewer-error p{color:var(--color-text-secondary);margin-bottom:1rem}@media (max-width: 768px){.pdf-controls{padding:.75rem;gap:.5rem}.pdf-navigation,.pdf-zoom{gap:.5rem}.pdf-page-info,.pdf-zoom-level{font-size:.8rem}.pdf-canvas-container{padding:1rem}}.form-divider{display:flex;align-items:center;text-align:center;margin:1.5rem 0;color:var(--color-text-tertiary);font-size:.875rem}.form-divider:before,.form-divider:after{content:"";flex:1;border-bottom:1px solid var(--color-border)}.form-divider span{padding:0 1rem}.file-input{display:block;width:100%;padding:.75rem;border:2px dashed var(--color-border);border-radius:8px;background-color:var(--color-bg-secondary);cursor:pointer;transition:all .2s}.file-input:hover:not(:disabled){border-color:var(--color-accent);background-color:var(--color-bg-tertiary)}.file-input:disabled{opacity:.6;cursor:not-allowed}.file-selected{display:flex;align-items:center;gap:.5rem;margin-top:.5rem;padding:.75rem;background-color:var(--color-bg-tertiary);border-radius:4px;border:1px solid var(--color-border)}.file-selected span{flex:1;color:var(--color-text-primary);font-size:.9rem}.btn-remove-file{display:flex;align-items:center;justify-content:center;padding:.25rem;background-color:transparent;border:none;border-radius:4px;cursor:pointer;color:var(--color-text-tertiary);transition:all .2s}.btn-remove-file:hover:not(:disabled){background-color:var(--color-bg-primary);color:var(--color-text-primary)}.btn-remove-file:disabled{opacity:.5;cursor:not-allowed}.sidebar-footer{margin-top:auto;padding:1rem;border-top:1px solid var(--color-border);display:flex;flex-direction:column;gap:.75rem}.settings-button{width:100%}.theme-toggle{display:flex;gap:.25rem;padding:.25rem;background-color:var(--color-bg-secondary);border-radius:8px;border:1px solid var(--color-border)}.theme-toggle-btn{flex:1;display:flex;align-items:center;justify-content:center;padding:.5rem;border-radius:6px;color:var(--color-text-secondary);background-color:transparent;transition:all .2s}.theme-toggle-btn:hover{background-color:var(--color-bg-tertiary);color:var(--color-text-primary)}.theme-toggle-btn.active{background-color:var(--color-accent);color:#fff}.theme-toggle-btn.active:hover{background-color:var(--color-accent-hover)}.export-import-container{padding:1.5rem}.export-import-container h2{display:flex;align-items:center;gap:.75rem;font-size:1.5rem;margin-bottom:1.5rem;color:var(--color-text-primary)}.export-import-section{margin-bottom:2rem;padding:1.5rem;background-color:var(--color-bg-secondary);border-radius:8px;border:1px solid var(--color-border)}.export-import-section h3{font-size:1.125rem;margin-bottom:.5rem;color:var(--color-text-primary)}.export-import-section p{color:var(--color-text-secondary);margin-bottom:1rem;font-size:.875rem}.export-btn,.import-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:1rem;border-radius:8px;transition:all .2s}.export-btn:disabled,.import-btn:disabled{opacity:.6;cursor:not-allowed}.import-options{margin-bottom:1rem}.checkbox-label{display:flex;align-items:center;gap:.5rem;cursor:pointer;color:var(--color-text-primary)}.checkbox-label input[type=checkbox]{width:1rem;height:1rem;cursor:pointer}.checkbox-label span{font-size:.875rem}.warning-message{display:flex;align-items:center;gap:.5rem;margin-top:.75rem;padding:.75rem;background-color:#ef44441a;border:1px solid rgba(239,68,68,.3);border-radius:6px;color:#dc2626;font-size:.875rem}.file-input-wrapper{margin-top:1rem}.import-message{display:flex;align-items:center;gap:.5rem;margin-top:1rem;padding:.75rem;border-radius:6px;font-size:.875rem}.import-message.success{background-color:#22c55e1a;border:1px solid rgba(34,197,94,.3);color:#16a34a}.import-message.error{background-color:#ef44441a;border:1px solid rgba(239,68,68,.3);color:#dc2626}.export-import-info{padding:1.5rem;background-color:var(--color-bg-tertiary);border-radius:8px;border:1px solid var(--color-border)}.export-import-info h4{font-size:1rem;margin-bottom:.75rem;color:var(--color-text-primary)}.export-import-info ul{list-style:disc;padding-left:1.5rem;color:var(--color-text-secondary);font-size:.875rem}.export-import-info li{margin-bottom:.5rem}.modal-large{max-width:700px;max-height:90vh;overflow-y:auto}.modal-shortcuts{max-width:600px;max-height:80vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;padding-bottom:1rem;margin-bottom:1.5rem;border-bottom:1px solid var(--color-border)}.modal-header h2{display:flex;align-items:center;gap:.75rem;font-size:1.5rem;color:var(--color-text-primary);margin:0}.shortcuts-content{display:flex;flex-direction:column;gap:2rem}.shortcuts-category h3{font-size:1rem;font-weight:600;color:var(--color-text-primary);margin-bottom:.75rem;text-transform:uppercase;letter-spacing:.05em;font-size:.875rem}.shortcuts-list{display:flex;flex-direction:column;gap:.5rem}.shortcut-item{display:flex;align-items:center;justify-content:space-between;padding:.75rem;background-color:var(--color-bg-secondary);border-radius:6px;border:1px solid var(--color-border)}.shortcut-keys{display:flex;gap:.5rem}.kbd{display:inline-flex;align-items:center;justify-content:center;min-width:2rem;padding:.25rem .5rem;font-family:SF Mono,Monaco,Inconsolata,Fira Code,monospace;font-size:.875rem;font-weight:600;color:var(--color-text-primary);background-color:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:4px;box-shadow:0 1px 2px #0000001a}.shortcut-description{color:var(--color-text-secondary);font-size:.875rem}.shortcuts-footer{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--color-border);text-align:center}.shortcuts-footer p{color:var(--color-text-secondary);font-size:.875rem;margin:0;display:flex;align-items:center;justify-content:center;gap:.5rem}.reader-featured-image:hover .image-edit-btn{opacity:1}.image-edit-btn{position:absolute;top:12px;right:12px;display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background:#000000b3;color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:.875rem;opacity:0;transition:all .2s;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.image-edit-btn:hover{background:#000000d9;transform:scale(1.05)}.image-editor-modal{width:90%;max-width:600px;max-height:90vh;overflow-y:auto}.image-editor-tabs{display:flex;gap:.5rem;margin-bottom:1.5rem;border-bottom:2px solid var(--color-border)}.tab-btn{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;background:none;border:none;border-bottom:2px solid transparent;color:var(--color-text-secondary);cursor:pointer;font-size:.9rem;font-weight:500;transition:all .2s;margin-bottom:-2px}.tab-btn:hover{color:var(--color-text-primary)}.tab-btn.active{color:var(--color-accent);border-bottom-color:var(--color-accent)}.url-input-section{margin-bottom:1.5rem}.url-input-section label{display:block;font-weight:500;margin-bottom:.5rem;color:var(--color-text-primary)}.url-input-section .input{width:100%;padding:.75rem;border:1px solid var(--color-border);border-radius:6px;font-size:.9rem;background:var(--color-bg-primary);color:var(--color-text-primary)}.url-input-section .input:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px #3b82f61a}.upload-section{margin-bottom:1.5rem}.upload-label{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.75rem;padding:3rem 2rem;border:2px dashed var(--color-border);border-radius:8px;background:var(--color-bg-secondary);cursor:pointer;transition:all .2s}.upload-label:hover{border-color:var(--color-accent);background:var(--color-bg-tertiary)}.upload-label span{color:var(--color-text-secondary);font-size:.9rem}.file-name{margin-top:.5rem;padding:.5rem;background:var(--color-bg-tertiary);border-radius:4px;font-size:.85rem;color:var(--color-text-secondary);text-align:center}.image-preview{margin-top:1.5rem;padding:1rem;background:var(--color-bg-secondary);border-radius:8px}.image-preview h3{margin:0 0 1rem;font-size:.9rem;color:var(--color-text-secondary);font-weight:500}.image-preview img{width:100%;max-height:300px;object-fit:contain;border-radius:6px;background:var(--color-bg-primary)}.add-image-section{margin:1.5rem 0}.add-image-btn{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;background:var(--color-bg-secondary);color:var(--color-text-secondary);border:1px dashed var(--color-border);border-radius:6px;cursor:pointer;font-size:.9rem;transition:all .2s;width:100%;justify-content:center}.add-image-btn:hover{background:var(--color-bg-tertiary);border-color:var(--color-accent);color:var(--color-accent)}.reader-body .footnotes{margin-top:3rem;padding-top:2rem;border-top:2px solid var(--color-border);font-size:.9rem;color:var(--color-text-secondary)}.reader-body .footnotes:before{content:"Footnotes";display:block;font-size:1.1rem;font-weight:600;color:var(--color-text-primary);margin-bottom:1rem}.reader-body .footnotes ol{list-style:none;counter-reset:footnote-counter;padding-left:0;margin:0}.reader-body .footnotes li{counter-increment:footnote-counter;position:relative;padding-left:2.5rem;margin-bottom:1rem;line-height:1.6}.reader-body .footnotes li:before{content:counter(footnote-counter);position:absolute;left:0;top:0;display:inline-flex;align-items:center;justify-content:center;width:1.75rem;height:1.75rem;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:50%;font-size:.75rem;font-weight:600;color:var(--color-accent)}.reader-body .footnotes li p{margin:0;display:inline}.reader-body a[href^="#fn-"],.reader-body sup a{display:inline-flex;align-items:center;justify-content:center;min-width:1.25rem;height:1.25rem;padding:0 .25rem;margin:0 .15rem;background:var(--color-accent);color:#fff;text-decoration:none;border-radius:4px;font-size:.7rem;font-weight:600;vertical-align:super;line-height:1;transition:all .2s}.reader-body a[href^="#fn-"]:hover,.reader-body sup a:hover{background:var(--color-accent-hover, #2563eb);transform:scale(1.1);box-shadow:0 2px 4px #0000001a}.reader-body .footnotes a[href^="#fnref-"]{display:inline-flex;align-items:center;justify-content:center;width:1.5rem;height:1.5rem;margin-left:.5rem;background:var(--color-bg-tertiary);color:var(--color-text-secondary);text-decoration:none;border-radius:4px;font-size:.75rem;transition:all .2s}.reader-body .footnotes a[href^="#fnref-"]:after{content:"↩"}.reader-body .footnotes a[href^="#fnref-"]:hover{background:var(--color-accent);color:#fff;transform:translate(-2px)}.reader-body sup{line-height:0;position:relative;vertical-align:baseline;top:-.4em}.footnote-highlight{animation:footnote-pulse 1s ease-in-out}@keyframes footnote-pulse{0%,to{background-color:transparent}50%{background-color:#3b82f626}}.reader-body input[type=checkbox]{margin-right:.5rem;cursor:pointer;width:1.125rem;height:1.125rem;accent-color:var(--color-accent)}.reader-body li:has(input[type=checkbox]){list-style:none;margin-left:-2rem;display:flex;align-items:flex-start;gap:.5rem}.reader-body li:has(input[type=checkbox]:checked){color:var(--color-text-secondary);text-decoration:line-through}.reader-body pre code{display:block;padding:0;background:transparent;border-radius:0;font-size:.95rem;line-height:1.6;overflow-x:auto}.reader-body pre{position:relative;background-color:#1e1e1e!important;border:1px solid var(--color-border)}.reader-body .mermaid{display:flex;justify-content:center;margin:2rem 0;padding:1.5rem;background-color:var(--color-bg-secondary);border-radius:var(--border-radius);border:1px solid var(--color-border)}.reader-body .katex-display{margin:1.5rem 0;overflow-x:auto;overflow-y:hidden;display:block}.reader-body .katex{font-size:1.1em}.reader-body .katex-inline{padding:0 .2rem}.reader-body .katex-mathml{position:absolute;clip:rect(1px,1px,1px,1px);padding:0;border:0;height:1px;width:1px;overflow:hidden}.reader-body .katex-html{display:inline}.reader-body a[href^=http]:after{content:"↗";margin-left:.2rem;font-size:.8em;opacity:.6}.reader-body a[href^=http]:hover:after{opacity:1}@media (max-width: 768px){.reader-body pre{margin-left:-1rem;margin-right:-1rem;border-radius:0}}.reader-body .mermaid svg{max-width:100%;height:auto;background-color:transparent!important}.reader-body .mermaid .node rect,.reader-body .mermaid .node circle,.reader-body .mermaid .node ellipse,.reader-body .mermaid .node polygon{fill:var(--color-bg-primary)!important;stroke:var(--color-border)!important}.reader-body .mermaid .edgeLabel{background-color:var(--color-bg-primary)!important}.reader-body .katex{font: 1.21em KaTeX_Main,Times New Roman,serif!important}.reader-body .katex *{border-color:currentColor!important}.reader-body .katex-html{display:inline-block}.reader-body .katex-display{display:block;text-align:center}.reader-body .katex-display>.katex{display:inline-block;text-align:initial}.reader-body .katex-html{overflow:visible!important;white-space:normal!important}.reader-body .katex .base{display:inline-block;white-space:nowrap}.reader-body .katex-display>.katex>.katex-html{display:inline-block;white-space:nowrap}:root{--color-bg-primary: #ffffff;--color-bg-secondary: #f8f9fa;--color-bg-tertiary: #e9ecef;--color-text-primary: #212529;--color-text-secondary: #6c757d;--color-text-tertiary: #adb5bd;--color-border: #dee2e6;--color-accent: #0066cc;--color-accent-hover: #0052a3;--color-success: #28a745;--color-danger: #dc3545;--color-warning: #ffc107;--sidebar-width: 280px;--header-height: 64px;--border-radius: 8px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1)}[data-theme=dark]{--color-bg-primary: #1a1a1a;--color-bg-secondary: #242424;--color-bg-tertiary: #2d2d2d;--color-text-primary: #e8e8e8;--color-text-secondary: #a0a0a0;--color-text-tertiary: #6b6b6b;--color-border: #3a3a3a;--color-accent: #4a9eff;--color-accent-hover: #6ab0ff;--color-success: #4ade80;--color-danger: #f87171;--color-warning: #fbbf24;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .5)}*{margin:0;padding:0;box-sizing:border-box;transition:background-color .2s ease,color .2s ease,border-color .2s ease}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--color-bg-secondary);color:var(--color-text-primary);line-height:1.6}#root{min-height:100vh}button{font-family:inherit;cursor:pointer;border:none;background:none;transition:all .2s ease}input{font-family:inherit}a{color:var(--color-accent);text-decoration:none}a:hover{text-decoration:underline}.loading{display:flex;align-items:center;justify-content:center;min-height:400px;color:var(--color-text-secondary);font-size:1.1rem}.spinner{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.28"}.katex .katex-mathml{clip:rect(1px,1px,1px,1px);border:0;height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}pre code.hljs{display:block;overflow-x:auto;padding:1em}code.hljs{padding:3px 5px}/*!
  Theme: GitHub Dark
  Description: Dark theme as seen on github.com
  Author: github.com
  Maintainer: @Hirse
  Updated: 2021-05-15

  Outdated base version: https://github.com/primer/github-syntax-dark
  Current colors taken from GitHub's CSS
*/.hljs{color:#c9d1d9;background:#0d1117}.hljs-doctag,.hljs-keyword,.hljs-meta .hljs-keyword,.hljs-template-tag,.hljs-template-variable,.hljs-type,.hljs-variable.language_{color:#ff7b72}.hljs-title,.hljs-title.class_,.hljs-title.class_.inherited__,.hljs-title.function_{color:#d2a8ff}.hljs-attr,.hljs-attribute,.hljs-literal,.hljs-meta,.hljs-number,.hljs-operator,.hljs-variable,.hljs-selector-attr,.hljs-selector-class,.hljs-selector-id{color:#79c0ff}.hljs-regexp,.hljs-string,.hljs-meta .hljs-string{color:#a5d6ff}.hljs-built_in,.hljs-symbol{color:#ffa657}.hljs-comment,.hljs-code,.hljs-formula{color:#8b949e}.hljs-name,.hljs-quote,.hljs-selector-tag,.hljs-selector-pseudo{color:#7ee787}.hljs-subst{color:#c9d1d9}.hljs-section{color:#1f6feb;font-weight:700}.hljs-bullet{color:#f2cc60}.hljs-emphasis{color:#c9d1d9;font-style:italic}.hljs-strong{color:#c9d1d9;font-weight:700}.hljs-addition{color:#aff5b4;background-color:#033a16}.hljs-deletion{color:#ffdcd7;background-color:#67060c}
