:root{font-family:Inter,Segoe UI,Microsoft YaHei,system-ui,sans-serif;color:#283244;background:#f5f6f8;font-synthesis:none;--bg: #fff;--surface: #f8f9fb;--surface2: #f2f4f7;--text: #283244;--muted: #929baa;--line: #e9ecf1;--accent: #426dd9;--accent-bg: #edf2ff;--hover: #f2f5fb;--shadow: 0 10px 40px #273d6312;color-scheme:light;font-size:13px}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{color:inherit}button:disabled{opacity:.5;cursor:wait}button:focus-visible,a:focus-visible{outline:2px solid #82a4fc;outline-offset:2px}input:focus,textarea:focus,select:focus{outline:2px solid #769cfa45;border-color:#8ba8ef!important}button svg,svg.lucide{width:17px;height:17px;flex-shrink:0}button{border:0;background:none}a{color:var(--accent)}[hidden]{display:none!important}button:has(svg){display:inline-flex;align-items:center;justify-content:center;gap:8px}h1,h2,h3,h4,p{margin:0}input,textarea,select{color:var(--text);background:var(--bg)}input,textarea{border:1px solid var(--line);border-radius:6px;padding:9px 10px;width:100%}textarea{resize:vertical;line-height:1.7}select{border:1px solid var(--line);border-radius:6px;padding:8px;max-width:100%}input[type=checkbox],input[type=radio]{accent-color:var(--accent);width:15px;height:15px;margin:0}input[type=color]{padding:2px;width:25px;height:26px;border-radius:5px;cursor:pointer}.icon-button{width:30px;height:30px;border-radius:6px;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;color:#7f899a;gap:0!important}.icon-button:hover{color:var(--accent);background:var(--hover)}.icon-button.active{color:var(--accent);background:var(--accent-bg)}.button{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line);background:var(--bg);border-radius:7px;padding:9px 14px;font-size:12px;min-height:34px;white-space:nowrap}.button:hover{background:var(--hover);border-color:#d5ddec}.button.primary{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 3px 7px #426dd91c}.button.primary:hover{background:#365fc4}.button.danger{color:#fff;background:#cd4f56;border-color:#cd4f56}.danger-text{color:#bd5d62!important}.button.tiny{padding:4px 8px;min-height:26px;font-size:11px}.muted{color:var(--muted);line-height:1.9}.hint{color:var(--muted);font-size:11px;line-height:1.8}.eyebrow{color:#98a2b3;font-size:10px;letter-spacing:1.5px}.divider{height:1px;background:var(--line);margin:24px 0}.field{display:flex;flex-direction:column;gap:7px;margin-bottom:15px;min-width:0}.field>span{font-size:11px;color:#8490a2}.field input,.field textarea,.field select{font-size:12px;line-height:1.7}.field-pair{display:grid;grid-template-columns:70px 1fr;gap:12px}.check{display:flex;gap:8px;align-items:center;line-height:1.8;font-size:12px;margin:12px 0}.app-shell{height:100dvh;display:flex;flex-direction:column;overflow:hidden;background:var(--bg)}.app-header{height:67px;flex-shrink:0;display:flex;align-items:center;padding:0 24px;gap:17px;border-bottom:1px solid var(--line);background:var(--bg)}.brand{display:flex;align-items:center;text-decoration:none;gap:10px;min-width:209px;color:var(--text)}.brand img{width:33px;height:33px;box-shadow:0 3px 7px #426dd91a;border-radius:9px}.brand>span{font-size:17px;font-weight:650;letter-spacing:1px;line-height:1.25}.brand-english{font-size:15px;font-weight:600;letter-spacing:-.3px;margin-left:2px}.brand small{display:block;font-size:9px;letter-spacing:1.4px;color:#9ba4b2;font-weight:400;margin-top:5px}.desktop-menu{display:flex;gap:24px;color:#7b8493;font-size:12px}.desktop-menu button{padding:8px 0}.desktop-menu button:hover{color:var(--accent)}.header-spacer{flex:1}.local-badge{color:#8a96a7;font-size:10px;display:flex;align-items:center;gap:5px}.local-badge svg{width:13px}.sync-button{font-size:11px;color:#7f8a9a;padding:7px 10px;border:1px solid var(--line);border-radius:7px;gap:6px!important}.sync-button svg{width:13px;height:13px}.syncing svg{animation:spin 1s linear infinite}.avatar{width:29px;height:29px;border-radius:50%;background:#ecf0f8;color:#74819d;font-size:12px}.mobile-menu{display:none!important}.tab-bar{height:41px;display:flex;flex-shrink:0;align-items:center;background:#f8f9fb;border-bottom:1px solid var(--line);gap:2px;padding-right:13px}.tab-bar>.library-tab{height:41px;width:226px;flex-shrink:0;justify-content:flex-start;padding-left:24px;font-size:12px;color:#858f9f;gap:9px}.tab-bar .active{color:var(--accent);background:var(--bg);border-bottom:2px solid var(--accent)}.tab-bar .active svg{color:var(--accent)}#document-tabs{display:flex;overflow-x:auto;height:100%;scrollbar-width:none}.document-tab{display:flex;align-items:center;min-width:100px;max-width:200px;border-right:1px solid var(--line);color:var(--muted);flex-shrink:0;padding:0 8px 0 14px}.document-tab>button:first-child{min-width:0;height:100%;padding:0;font-size:11px;gap:7px}.document-tab span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.document-tab svg{width:14px}.tab-close{width:23px;flex-shrink:0;margin-left:7px;color:var(--muted)}.tab-close svg{width:12px}.tab-spacer{flex:1}.workspace{display:flex;min-height:0;flex:1;position:relative}.sidebar{width:226px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:28px 14px 0;overflow:auto}.sidebar-top{display:flex;flex-direction:column;gap:11px;padding:0 10px}.workspace-name{font-size:14px;font-weight:600;display:flex;align-items:center;gap:9px}.tiny-dot{width:5px;height:5px;border-radius:50%;background:#6cb598}.sidebar-top .hint{font-size:10px;color:#a4acb9}.import-button{display:flex!important;justify-content:flex-start!important;border-radius:7px;border:1px solid #dfe6f5;background:var(--bg);height:38px;margin:22px 6px 26px;padding:0 10px;color:#5e78aa;font-size:11px;box-shadow:0 2px 4px #263f6c03;flex-shrink:0}.import-button svg{width:15px;height:15px}.import-button>span{margin-left:auto;font-size:8px;color:#aab6c9;background:#f4f6fa;padding:3px;border-radius:3px;letter-spacing:-.4px}.sidebar-heading{padding:0 11px;color:#98a2b2;font-size:10px;display:flex;align-items:center;justify-content:space-between;height:25px;margin-bottom:8px;flex-shrink:0}.sidebar-heading .icon-button{width:22px;height:22px}.sidebar-heading svg{width:14px}.folder-tree{padding-bottom:16px}.folder-row{height:36px;display:flex;border-radius:6px;margin:3px 0;padding-left:calc(var(--depth, 0) * 13px);color:#7c899e}.folder-row.selected{background:#eaf0fd;color:#4b6fbd}.folder-row:hover{background:var(--hover)}.folder-select{display:flex;flex:1;min-width:0;text-align:left;padding:0 11px;gap:9px!important;justify-content:flex-start!important;font-size:11px}.folder-select span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.folder-select small{margin-left:auto;font-size:10px;color:#a0b1d1}.folder-select svg{width:15px;height:15px}.folder-more{width:23px;height:30px;align-self:center;visibility:hidden}.folder-row:hover .folder-more{visibility:visible}.sidebar-bottom{margin-top:auto;padding-bottom:10px}.sidebar-link{height:37px;display:flex!important;justify-content:flex-start!important;width:100%;padding:0 11px;color:#8490a3;font-size:11px;border-radius:6px}.sidebar-link:hover,.sidebar-link.selected{background:var(--accent-bg);color:var(--accent)}.sidebar-link span{margin-left:auto}.sidebar-link svg{width:15px;height:15px}.sidebar-tip{display:flex;gap:9px;background:#eff3fa;border:1px solid #e6ecf6;padding:13px 11px;border-radius:7px;color:#8b9ab6;margin:22px 6px 13px}.sidebar-tip svg{width:17px;height:17px;flex-shrink:0;margin-top:1px}.sidebar-tip p{font-size:10px;color:#7d8eaa}.sidebar-tip small{display:block;font-size:8px;color:#a0acc1;margin-top:5px;line-height:1.5}.settings-link{border-top:1px solid var(--line);border-radius:0;padding-top:8px;height:44px}.settings-link svg:last-child{margin-left:auto;width:12px}.main-panel{flex:1;min-width:0;position:relative;overflow:hidden;background:var(--bg)}#library-view{height:100%;display:flex;flex-direction:column;padding:35px 32px 0;overflow:auto}.library-heading{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-shrink:0}.breadcrumb{font-size:10px;color:#99a4b7;margin-bottom:13px}.breadcrumb span{margin:0 8px;color:#c6cddb}.library-heading h1{font-size:24px;font-weight:600;letter-spacing:-.8px;display:flex;align-items:center;gap:11px;color:#263246}.library-heading h1>span{font-size:10px;font-weight:500;letter-spacing:0;border:1px solid var(--line);border-radius:5px;min-width:23px;height:21px;display:grid;place-items:center;color:#9ba5b7}.library-heading p{font-size:10px;color:#a0a8b7;margin-top:10px;line-height:1.7;letter-spacing:.3px}.library-heading .compact{height:33px;min-height:33px;padding:0 11px;font-size:10px;margin-top:9px}.library-heading .compact svg{width:13px}.library-tools{display:flex;gap:6px;align-items:center;border-bottom:1px solid var(--line);height:58px;margin-top:19px;flex-shrink:0}.view-caption{display:flex;align-items:center;gap:7px;color:#77849a;font-size:10px;flex:1}.view-caption svg{width:14px}.sort-control{display:flex;align-items:center;gap:5px;color:#8c97a9}.sort-control svg{width:13px;height:13px}.sort-control select{border:0;font-size:10px;max-width:100px;background:transparent;padding:5px;color:#8c97a9}.library-tools>.icon-button{width:23px;height:23px}.library-tools>.icon-button svg{width:13px}.document-table{min-width:0}.table-head,.document-row{display:grid;grid-template-columns:minmax(160px,2.8fr) minmax(70px,.8fr) 52px minmax(65px,1fr) 25px;align-items:center;gap:10px}.table-head{height:37px;font-size:9px;color:#9aa4b3;border-bottom:1px solid var(--line);background:var(--surface);padding:0 10px}.document-row{min-height:67px;font-size:11px;border-bottom:1px solid var(--line);padding:10px;cursor:pointer;color:#8893a6}.document-row:hover{background:var(--hover)}.document-row.selected{background:var(--accent-bg)}.document-title{display:flex;gap:11px;align-items:center;min-width:0}.document-title>svg{color:#88a0ca;width:19px;height:23px;flex-shrink:0}.document-title>span{min-width:0}.document-title strong{font-size:12px;line-height:1.7;color:var(--text);font-weight:500;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.journal{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:10px}.mobile-document-meta{display:none}.empty-library{flex:1;min-height:360px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:35px 10px 60px;text-align:center}.empty-art{width:140px;height:140px;position:relative;margin:0 auto 26px;background:radial-gradient(ellipse,#eef3ff 0,transparent 68%)}.art-paper{width:66px;height:86px;position:absolute;left:37px;top:25px;border-radius:7px;background:var(--bg);border:1px solid #dae3f7}.art-paper.back{transform:rotate(-12deg) translate(-7px,-2px);background:#f3f6ff}.art-paper.front{transform:rotate(7deg);box-shadow:0 8px 20px #496cba12;padding:13px}.art-paper>svg{color:#a0b6e0;width:22px;height:22px;margin-bottom:8px}.art-paper>span{height:2px;border-radius:3px;width:100%;display:block;background:#e2e9f8;margin-bottom:6px}.art-paper>span:nth-last-child(2){width:65%}.art-paper b{position:absolute;bottom:-8px;right:-10px;width:27px;height:27px;border-radius:50%;background:#e6edfd;border:3px solid white;display:grid;place-items:center}.art-paper b svg{width:13px;color:#7392cf}.art-dot{position:absolute;background:#b9c9eb;border-radius:50%;width:4px;height:4px;opacity:.6}.art-dot.one{top:24px;right:14px}.art-dot.two{bottom:19px;left:16px;width:3px;height:3px}.empty-library h2{font-size:17px;font-weight:500;letter-spacing:.4px;color:#55637b}.empty-library p{color:#a3adbe;font-size:11px;line-height:2.1;margin:13px 0 23px;letter-spacing:.3px}.empty-library .button{height:36px;font-size:11px;padding:0 17px}.empty-library .button svg{width:14px}.empty-hint{color:#b0b9c8;font-size:9px;margin-top:14px}.library-bottom{border-top:1px solid var(--line);display:flex;align-items:center;justify-content:center;gap:6px;color:#b1bac7;flex-shrink:0;min-height:43px;font-size:9px}.library-bottom svg{width:11px;height:11px}.inspector{width:302px;flex-shrink:0;border-left:1px solid var(--line);display:flex;flex-direction:column;min-height:0;background:var(--bg)}.inspector-tabs{height:47px;flex-shrink:0;display:flex;align-items:stretch;border-bottom:1px solid var(--line);padding:0 15px;gap:17px}.inspector-tabs>button{font-size:11px;gap:5px;color:#9ba4b4;border-bottom:2px solid transparent;white-space:nowrap;padding:0 3px}.inspector-tabs>button.active{border-bottom-color:var(--accent);color:var(--accent)}.inspector-tabs>button>svg{width:13px;height:13px}.inspector-tabs>.icon-button{display:none}.inspector-tabs>button:hover{color:var(--accent)}#inspector-content{flex:1;min-height:0;overflow:auto;display:flex;flex-direction:column}.inspector-empty{padding:70px 25px 0;text-align:center;color:#a3adbc}.inspector-empty-icon{border:1px solid #e9eef7;background:linear-gradient(135deg,#f9faff,#f2f5fb);border-radius:12px;width:48px;height:53px;display:grid;place-items:center;margin:0 auto 23px}.inspector-empty-icon svg{width:23px;height:23px;color:#bbc8e0}.inspector-empty h3{font-size:12px;font-weight:500;color:#8390a5}.inspector-empty p{font-size:10px;line-height:1.9;margin:10px 0 32px;color:#adb5c2}.inspector-feature{display:flex;align-items:center;justify-content:center;gap:9px;font-size:10px;color:#aeb8c8;margin:17px 0}.inspector-feature svg{width:13px;height:13px;color:#bec9dc}.document-cover{margin:25px 22px 17px;border-radius:8px;background:linear-gradient(120deg,#f1f5ff,#fafbfe);height:72px;display:flex;gap:13px;align-items:center;padding:18px;color:#91a5cd}.document-cover>svg{width:29px;height:33px}.document-cover span{font-size:9px;letter-spacing:1.7px;color:#a4b3d0}.inspector-doc-title{font-size:14px;font-weight:550;line-height:1.8;margin:0 22px 20px}.property-section{padding:0 22px}.section-caption{display:flex;align-items:center;justify-content:space-between;color:#697a95;font-size:10px;border-bottom:1px solid var(--line);padding-bottom:11px;margin-bottom:16px}.section-caption span{color:#a1b4a7;font-size:9px}.file-info{margin:4px 22px 15px;display:flex;gap:8px;align-items:flex-start;font-size:10px;line-height:1.8;color:#8f9bb1;overflow-wrap:anywhere}.file-info svg{width:13px;height:13px;flex-shrink:0;margin-top:2px}.file-info small{display:block;color:#b0b8c7;margin-top:5px;font-size:9px}.document-actions{padding:0 22px 25px;display:flex;flex-wrap:wrap;gap:8px}.document-actions .button{font-size:10px;padding:7px 9px;min-height:30px}.document-actions svg{width:13px;height:13px}.status-bar{height:27px;display:flex;align-items:center;gap:20px;border-top:1px solid var(--line);padding:0 19px;background:#fafbfd;flex-shrink:0;font-size:9px;color:#a2adbd}.status-bar>span{display:flex;align-items:center;gap:5px}.status-bar svg{width:11px;height:11px}.status-bar #save-status{margin-left:auto}.status-bar #connection-status{padding-left:14px;border-left:1px solid var(--line)}.ai-fab{width:43px;height:43px;position:fixed;bottom:45px;right:322px;background:var(--accent);border:1px solid #ffffff73;border-radius:14px;box-shadow:0 5px 18px #426dd92e;color:#fff;z-index:15}.ai-fab svg{width:20px;height:20px}.ai-fab:hover{background:#365fc4;transform:translateY(-2px)}.drawer-shade{display:none!important}.left-hidden .sidebar,.right-hidden .inspector{display:none}.right-hidden .ai-fab{right:22px}.drop-zone{position:fixed;inset:12px;display:none;align-items:center;justify-content:center;flex-direction:column;gap:17px;z-index:1000;background:#edf3ffed;backdrop-filter:blur(10px);border:2px dashed #7d9ee3;border-radius:17px;color:var(--accent);pointer-events:none}.drop-zone.visible{display:flex}.drop-zone svg{width:46px;height:46px}.drop-zone strong{font-size:23px}.drop-zone span{font-size:13px}#menu-popover{position:fixed;top:60px;left:12px;background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:6px;box-shadow:var(--shadow);z-index:80;min-width:180px}#menu-popover>button{display:flex;justify-content:flex-start;width:100%;padding:12px;font-size:12px;border-radius:5px;color:var(--text)}#menu-popover>button:hover{background:var(--hover)}#toasts{position:fixed;bottom:42px;left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:8px;align-items:center;z-index:3000;max-width:90vw;width:max-content;pointer-events:none}.toast{padding:11px 18px;background:#2b3b53;color:#fff;border-radius:8px;box-shadow:0 5px 25px #1b2d4e22;font-size:12px;max-width:min(600px,90vw);line-height:1.7;animation:appear .2s ease-out}.toast.error{background:#90404c}.dialog{border:1px solid var(--line);border-radius:13px;padding:0;width:440px;max-width:calc(100vw - 28px);color:var(--text);background:var(--bg);box-shadow:0 20px 90px #1f315733;max-height:90dvh}.dialog.wide{width:850px}.dialog::backdrop{background:#23324c45;backdrop-filter:blur(3px)}.dialog>form{display:flex;flex-direction:column;max-height:89dvh}.dialog header{display:flex;align-items:center;justify-content:space-between;padding:17px 22px;border-bottom:1px solid var(--line);flex-shrink:0}.dialog h2{font-size:16px;font-weight:550}.dialog-body{padding:23px;overflow:auto;line-height:1.8}.dialog footer{padding:13px 22px;display:flex;justify-content:flex-end;gap:9px;border-top:1px solid var(--line);flex-shrink:0}.about-brand{text-align:center;display:flex;flex-direction:column;align-items:center;gap:20px;padding:15px}.about-brand h2{font-size:15px;line-height:1.8}.about-brand p{font-size:11px;color:var(--muted)}.export-choices{display:flex;flex-direction:column;gap:10px;margin-top:20px}#settings-layout{display:flex;min-height:440px;max-height:65dvh}.dialog:has(#settings-layout) .dialog-body{padding:0;overflow:hidden}.settings-nav{width:160px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--line);padding:18px 12px;display:flex;flex-direction:column;gap:4px}.settings-nav button{display:flex;justify-content:flex-start;text-align:left;padding:11px 12px;color:#8591a7;font-size:12px;border-radius:6px;gap:8px}.settings-nav button.active{background:var(--accent-bg);color:var(--accent)}.settings-nav svg{width:15px;height:15px}.settings-nav p{font-size:9px;color:var(--muted);padding:15px 12px;margin-top:auto}.settings-content{padding:25px 30px;overflow:auto;flex:1;min-width:0}.settings-content h3{font-size:16px;margin-bottom:9px;font-weight:550}.settings-content>p.muted{font-size:11px;margin-bottom:23px}.settings-content h4{font-size:12px;font-weight:500;margin-bottom:13px}.settings-content .field>span{font-size:11px}.profile{padding:17px;border:1px solid var(--line);border-radius:9px;margin:15px 0 20px;background:var(--surface)}.profile-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.profile-title .check{margin:0}.profile .test-result{display:block;overflow-wrap:anywhere;margin-top:10px}.model-row{display:flex;align-items:center;gap:10px;margin-bottom:13px}.model-row .field{flex:1;margin:0;min-width:0}.model-row>.button{align-self:flex-end}.storage-summary{padding:20px;border:1px solid var(--line);border-radius:8px;display:flex;align-items:baseline;gap:10px;margin:10px 0}.storage-summary strong{font-size:30px;color:var(--accent)}.storage-summary span{color:var(--muted);font-size:11px}#storage-usage{margin-bottom:20px}.conflict{border-bottom:1px solid var(--line);padding:5px 0 22px;margin-bottom:22px}.conflict h4{font-size:13px;font-weight:500;margin-bottom:15px}.conflict-values{display:grid;grid-template-columns:1fr 1fr;gap:15px}.conflict pre{white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.7 monospace;background:var(--surface);padding:13px;max-height:230px;overflow:auto;border:1px solid var(--line);border-radius:7px}.conflict small{color:var(--muted)}.conflict .field{margin-top:20px}.startup-error{padding:60px;line-height:2}#reader-view{height:100%;display:flex;flex-direction:column}#reader-toolbar{background:var(--bg);border-bottom:1px solid var(--line);min-height:47px;flex-shrink:0;display:flex;align-items:center;flex-wrap:wrap;padding:6px 10px;gap:2px;position:relative;z-index:6}.reader-tool-group{display:flex;align-items:center;gap:1px;padding:0 5px;border-right:1px solid var(--line);height:30px}.reader-tool-group:last-child{border:0}.reader-tool-group>.icon-button{width:27px;height:27px}.reader-tool-group svg{width:14px;height:14px}.reader-tool-group #page-number{width:35px;padding:3px;border-color:transparent;font-size:11px;text-align:center;-moz-appearance:textfield}.reader-tool-group #page-number::-webkit-inner-spin-button{display:none}#page-count{color:var(--muted);font-size:10px;white-space:nowrap}.tool-label{font-size:10px;color:#8291a8;padding:3px 5px;white-space:nowrap}.reader-end{margin-left:auto}.pen-only{display:flex;gap:3px;align-items:center;font-size:9px;color:#96a2b8;white-space:nowrap;margin-left:5px}.pen-only input{width:11px;height:11px}#pen-width{font-size:9px;padding:3px 0;width:39px;border-color:transparent}.reader-layout{display:flex;flex:1;min-height:0;overflow:hidden;position:relative}.pdf-scroll{flex:1;overflow:auto;position:relative;background:#e8ebf0;padding:24px 0 60px;overscroll-behavior:contain;touch-action:pan-x pan-y}.pdf-page{position:relative;margin:0 auto 20px;background:#fff;box-shadow:0 1px 5px #23354c1c;flex-shrink:0;overflow:hidden}.pdf-page>canvas{display:block;background:#fff}.pdf-page .textLayer{z-index:2;inset:0}.pdf-page .textLayer span{color:transparent}.pdf-page .textLayer ::selection{background:#7eaffb75}.rescell-links{position:absolute;inset:0;z-index:3;pointer-events:none}.rescell-links a{position:absolute;pointer-events:auto;display:block}.rescell-links a:hover{background:#8faefb30}.rescell-annotations{position:absolute;inset:0;width:100%;height:100%;z-index:4;overflow:visible}.pdf-scroll[data-mode=ink] .rescell-annotations,.pdf-scroll[data-mode=erase] .rescell-annotations,.pdf-scroll[data-mode=move] .rescell-annotations{touch-action:none}.pdf-scroll[data-mode=text],.pdf-scroll[data-mode=image],.pdf-scroll[data-mode=ink]{cursor:crosshair}.pdf-scroll[data-mode=erase]{cursor:cell}.pdf-scroll[data-mode=move]{cursor:move}.reader-loading{height:100%;display:flex;align-items:center;justify-content:center;gap:12px;flex-direction:column;color:#8a99b1;font-size:12px;padding:30px;line-height:1.8;text-align:center}.reader-loading>svg{width:24px;height:24px;animation:spin 1s linear infinite}#pdf-nav{width:177px;flex-shrink:0;border-right:1px solid var(--line);background:var(--surface);overflow:auto}.pdf-nav-tabs{display:flex;position:sticky;top:0;z-index:1;background:var(--bg);border-bottom:1px solid var(--line);padding:6px}.pdf-nav-tabs>button{font-size:10px;flex:1;padding:6px 0;color:var(--muted)}.pdf-nav-tabs>button.active{background:var(--accent-bg);color:var(--accent);border-radius:4px}.outline-item{display:block;width:100%;text-align:left;font-size:10px;line-height:1.8;padding:10px;color:#7c8ba4}.outline-item:hover{background:var(--hover)}.nav-empty{padding:24px 16px}.thumbnail{display:flex;flex-direction:column;padding:14px 20px 4px;width:100%;gap:8px}.thumbnail img{max-width:100%;border:1px solid var(--line);box-shadow:0 2px 6px #18314911}.thumbnail span{font-size:10px;color:var(--muted)}.annotation-card{margin:10px;border:1px solid var(--line);border-radius:6px;background:var(--bg);padding:9px}.annotation-card>button{display:block;text-align:left;padding:0;width:100%;font-size:10px;line-height:1.8}.annotation-card small{color:var(--muted);font-size:9px}.annotation-card>button>span{width:6px;height:6px;border-radius:50%;display:inline-block;margin-right:5px}.annotation-card p{color:#8391a8;margin-top:7px;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}.annotation-card>div{display:flex;justify-content:flex-end}.annotation-card .icon-button{width:24px;height:24px}.annotation-card svg{width:11px;height:11px}.annotation-attachments{display:flex!important;flex-wrap:wrap;gap:5px}.annotation-attachments img{max-width:100%;height:auto;border-radius:4px}.pdf-search{display:flex;align-items:center;gap:5px;position:absolute;right:10px;top:100%;padding:9px;background:var(--bg);border:1px solid var(--line);border-radius:0 0 7px 7px;box-shadow:var(--shadow);font-size:10px}.pdf-search input{width:170px;font-size:11px;padding:6px}.pdf-search span{white-space:nowrap;color:var(--muted)}#selection-popup{position:fixed;z-index:150;background:var(--bg);width:340px;max-width:calc(100vw - 24px);border:1px solid var(--line);border-radius:9px;box-shadow:0 8px 36px #17345b29;overflow:hidden}.selection-actions{display:flex;gap:6px;align-items:center;border-bottom:1px solid var(--line);padding:7px 10px;background:var(--surface)}.selection-actions span{flex:1}.selection-actions svg{width:15px;height:15px}.translation-header{display:flex;align-items:center;padding:10px 15px;gap:9px;color:#8996ad;font-size:10px}.translation-header svg{width:13px;height:13px}.translation-header select{border:0;background:transparent;font-size:10px;padding:2px 0;max-width:100px}.translation-result{font-size:12px;line-height:1.95;padding:0 17px 17px;color:#7c8ba5;max-height:165px;overflow:auto;white-space:pre-wrap}.note-heading{display:flex;align-items:center;gap:5px;padding:10px 9px;flex-shrink:0;border-bottom:1px solid var(--line)}.note-heading>span{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:9px;color:var(--muted)}#note-editor{flex:1;min-height:0;border:0!important;border-radius:0!important;overflow:hidden}#note-editor .vditor-toolbar{padding:4px!important;border-bottom:1px solid var(--line);background:var(--surface)}#note-editor .vditor-toolbar__item{padding:0 3px}#note-editor .vditor-toolbar__item button{width:21px;height:25px}#note-editor .vditor-toolbar__item button svg{width:11px;height:11px}#note-editor .vditor-ir pre.vditor-reset,#note-editor .vditor-sv{padding:20px 18px!important;font-size:12px!important;line-height:1.95!important}#note-editor .vditor-preview{background:var(--bg)}.note-status{display:flex;justify-content:space-between;padding:8px 12px;border-top:1px solid var(--line);font-size:8px;gap:5px;color:#a1aec1;flex-shrink:0}.ai-heading{display:flex;padding:22px 17px 14px;align-items:center;gap:5px;flex-shrink:0}.ai-heading>div{flex:1;min-width:0}.ai-heading .eyebrow{font-size:8px;letter-spacing:1px}.ai-heading h3{font-size:13px;font-weight:500;margin-top:7px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.ai-heading .icon-button{width:24px}.ai-heading .icon-button svg{width:14px}.document-chip{display:flex;align-items:center;gap:5px;color:#8ca0c7;font-size:9px;background:#f1f5fd;border:1px solid #e4ecfa;padding:6px 8px;border-radius:5px;margin:0 17px 12px;flex-shrink:0;width:max-content;max-width:calc(100% - 34px)}.document-chip span{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.document-chip svg{width:10px;height:10px}.ai-messages{flex:1;overflow:auto;min-height:0;padding:0 17px 20px;scroll-behavior:smooth}.ai-welcome{display:flex;flex-direction:column;align-items:center;text-align:center;padding-top:65px}.ai-welcome>svg{width:27px;height:27px;color:#9bb1dc;margin-bottom:19px}.ai-welcome h3{font-size:13px;font-weight:500;color:#7e8da7}.ai-welcome p{font-size:10px;line-height:2;color:#a1aec2;margin:12px 0 26px}.suggestion{font-size:10px;border:1px solid var(--line);border-radius:7px;padding:11px;color:#a2aec2;gap:15px!important}.suggestion svg{width:12px}.ai-compose{margin-top:auto;padding:12px 13px 16px;border-top:1px solid var(--line);background:var(--bg);flex-shrink:0}.ai-compose>textarea{border:1px solid var(--line);border-bottom:0;border-radius:8px 8px 0 0;font-size:11px;resize:none;display:block;padding:12px;line-height:1.8;background:var(--surface)}.ai-compose>textarea::placeholder{color:#abb5c6}.compose-controls{display:flex;align-items:center;gap:3px;border:1px solid var(--line);border-top:0;border-radius:0 0 8px 8px;padding:5px 8px;background:var(--surface)}.model-select{display:flex;align-items:center;min-width:0;gap:4px;color:#9ba9bf;flex:1}.model-select svg{width:11px;height:11px}.model-select select{font-size:9px;padding:4px 0;border:0;background:none;color:#9ba9bf;min-width:0;max-width:130px;text-overflow:ellipsis}#ai-thinking{font-size:8px;padding:4px 0;border:0;background:transparent;max-width:68px;color:#9ba9bf}.send-button{width:26px;height:26px;background:var(--accent);border-radius:6px;flex-shrink:0;color:#fff;margin-left:auto}.send-button svg{width:14px;height:14px}.ai-footnote{font-size:8px;color:#b0b9c8;text-align:center;margin-top:10px;line-height:1.7}#quote-preview{border:1px solid var(--line);border-radius:7px;background:var(--surface);padding:8px 10px;margin-bottom:9px}#quote-preview>div:first-child{display:flex;align-items:center;justify-content:space-between;font-size:9px;color:#a0aec2}#quote-preview .icon-button{width:19px;height:19px}#quote-preview .icon-button svg{width:11px}#quote-preview blockquote{margin:5px 0 10px;font-size:10px;line-height:1.8;color:#98a6bc;max-height:82px;overflow:auto;padding-left:8px;border-left:2px solid #d9e3f4;white-space:pre-wrap}.quote-choice{display:flex;gap:6px;align-items:center}.quote-choice small{font-size:8px;color:#a0aec2;margin-left:auto}.chat-message{padding:15px 0;border-bottom:1px solid var(--line);font-size:11px;line-height:1.9}.message-role{display:flex;align-items:center;gap:6px;color:#9daac0;font-size:9px;margin-bottom:8px}.message-role svg{width:12px;height:12px}.message-role small{margin-left:auto;font-size:8px}.chat-message.assistant .message-role{color:#7895d2}.markdown-body{overflow-wrap:anywhere;font-size:12px;line-height:1.9;color:#6c7b93}.markdown-body p{margin:7px 0}.markdown-body h1,.markdown-body h2,.markdown-body h3{font-size:14px;margin:12px 0 6px}.markdown-body pre{font:10px/1.7 monospace;overflow:auto;padding:12px;border-radius:6px;background:var(--surface2);margin:10px 0}.markdown-body code{font-size:11px;background:var(--surface2);padding:2px 4px;border-radius:3px}.markdown-body pre code{padding:0}.markdown-body ul,.markdown-body ol{padding-left:20px}.markdown-body table{border-collapse:collapse;display:block;overflow:auto;margin:10px 0}.markdown-body th,.markdown-body td{border:1px solid var(--line);padding:6px}.markdown-body blockquote{border-left:2px solid #d6e1f4;padding-left:10px;margin:10px 0;color:#97a6bf}.markdown-body .katex-display{overflow:auto;overflow-y:hidden}.markdown-body img{max-width:100%}.message-actions{display:flex;align-items:center;gap:2px;color:#abb6c8;margin-top:6px}.message-actions .icon-button{width:25px;height:25px}.message-actions svg{width:12px;height:12px}.message-actions small{font-size:8px;margin-left:auto}.inline-error{font-size:10px;color:#bc717c;margin-top:9px;white-space:pre-wrap}.chat-choices{display:flex;flex-direction:column;gap:5px}.chat-choices>button{padding:12px;display:flex;justify-content:flex-start;border-radius:7px;border:1px solid var(--line);font-size:12px;gap:10px}.chat-choices>button:hover{background:var(--hover)}.chat-choices>button>span{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-choices>button>svg{color:#95a6c5;width:15px}.streaming-dot{animation:pulse 1.3s infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{50%{opacity:.35}}@keyframes appear{0%{opacity:0;transform:translateY(7px)}}:root[data-theme=dark]{--bg: #1a202c;--surface: #171d28;--surface2: #252e3e;--text: #d0d8e6;--muted: #8090aa;--line: #2b3546;--accent: #7c9ff1;--accent-bg: #263858;--hover: #232f42;--shadow: 0 10px 40px #0004;color-scheme:dark}.app-shell .button.primary{color:#fff}:root[data-theme=dark] .tab-bar,:root[data-theme=dark] .status-bar{background:#161d28}:root[data-theme=dark] .library-heading h1{color:#d0d8e6}:root[data-theme=dark] .folder-row.selected{background:#253757;color:#8ba9ec}:root[data-theme=dark] .sidebar-tip{background:#202c41;border-color:#29354b}:root[data-theme=dark] .pdf-scroll{background:#111720}:root[data-theme=dark] .document-cover{background:#232e43}:root[data-theme=dark] .inspector-empty-icon{background:#202b40;border-color:#2b3951}:root[data-theme=dark] .document-chip{background:#25344d;border-color:#344560}:root[data-theme=dark] .empty-art{background:radial-gradient(ellipse,#263858 0,transparent 68%)}:root[data-theme=dark] .art-paper.back{background:#25334c}:root[data-theme=dark] .art-paper{border-color:#3d5072}:root[data-theme=dark] .art-paper>span{background:#354560}:root[data-theme=dark] .art-paper b{background:#31466c;border-color:#1a202c}:root[data-theme=dark] .markdown-body{color:#b7c5df}:root[data-theme=dark] .avatar{background:#2c3b56;color:#a0b5dd}@media(prefers-color-scheme:dark){:root[data-theme=system]{--bg: #1a202c;--surface: #171d28;--surface2: #252e3e;--text: #d0d8e6;--muted: #8090aa;--line: #2b3546;--accent: #7c9ff1;--accent-bg: #263858;--hover: #232f42;color-scheme:dark}:root[data-theme=system] .tab-bar,:root[data-theme=system] .status-bar{background:#161d28}:root[data-theme=system] .library-heading h1{color:#d0d8e6}:root[data-theme=system] .pdf-scroll{background:#111720}}@media(min-width:1500px){.sidebar{width:248px}.tab-bar>.library-tab{width:248px}.inspector{width:344px}.ai-fab{right:366px}#library-view{padding:42px 42px 0}.library-heading h1{font-size:27px}.library-heading p{font-size:11px}.empty-library h2{font-size:19px}.empty-library p{font-size:12px}}@media(max-width:1100px){.inspector{position:absolute;right:0;top:0;bottom:0;width:330px;z-index:40;box-shadow:-10px 0 35px #1b335119;display:none}.right-open .inspector{display:flex}.right-open .drawer-shade{display:block!important;position:absolute;inset:108px 0 27px;background:#1b33512a;z-index:30;backdrop-filter:blur(1px)}.inspector-tabs>.icon-button{display:flex;align-self:center;margin-left:auto}.inspector-tabs{gap:20px}.ai-fab{right:22px}.right-open .ai-fab{display:none}.sidebar{width:207px;padding-left:10px;padding-right:10px}.tab-bar>.library-tab{width:207px}.brand{min-width:190px}.document-table .table-head,.document-table .document-row{grid-template-columns:minmax(150px,2.7fr) minmax(65px,1fr) 45px minmax(70px,1fr) 22px}.annotation-tools{order:3;width:100%;border:0;justify-content:center;margin-top:4px}.reader-tool-group.reader-end{border-right:0}.app-header{padding:0 20px}.local-badge{display:none}.reader-toolbar{flex-wrap:wrap}#library-view{padding-left:26px;padding-right:26px}}@media(min-width:700px)and (max-width:1100px){.left-hidden .sidebar{display:none}.right-open .inspector[data-tab=notes]{width:420px}}@media(max-width:699px){:root{font-size:13px}.app-header{height:58px;padding:0 13px;gap:9px}.brand{min-width:0;gap:7px}.brand img{width:29px;height:29px}.brand>span{font-size:15px;letter-spacing:.4px}.brand-english{font-size:13px}.brand small{display:none}.mobile-menu{display:inline-flex!important;margin-left:-4px;width:25px}.desktop-menu{display:none}.app-header>.icon-button{display:none}.sync-button{border:0;padding:5px}.sync-button>span{display:none}.sync-button svg{width:16px;height:16px}.avatar{width:26px;height:26px;font-size:10px}.header-spacer{min-width:0}.tab-bar{height:38px;padding-right:7px}.tab-bar>.library-tab{width:99px;height:38px;padding-left:16px;font-size:10px;gap:7px}.tab-bar>.library-tab svg{width:14px;height:14px}.tab-bar>.icon-button{width:26px;height:26px}.tab-bar>.icon-button svg{width:15px;height:15px}.document-tab{max-width:157px;padding-left:10px;padding-right:4px;min-width:80px}.document-tab>button:first-child{font-size:10px}.document-tab svg{width:12px}.tab-close{margin-left:3px;width:20px}.sidebar{display:none;position:absolute;left:0;top:0;bottom:0;width:275px;z-index:40;border-right:1px solid var(--line);padding:28px 15px 0;box-shadow:10px 0 35px #1b335119}.left-open .sidebar{display:flex}.left-open .drawer-shade,.right-open .drawer-shade{display:block!important;position:absolute;inset:96px 0 24px;background:#1b33513b;z-index:30;backdrop-filter:blur(2px)}.right-open .inspector{width:92vw;max-width:390px}.inspector-tabs>button{font-size:12px}.inspector-tabs{padding-left:23px;gap:24px}#library-view{padding:27px 19px 0}.library-heading{align-items:center}.breadcrumb{font-size:9px;margin-bottom:12px}.library-heading h1{font-size:23px}.library-heading p{font-size:10px;line-height:1.9;letter-spacing:0;max-width:230px}.library-heading .compact{min-width:31px;width:31px;height:31px;padding:0;margin-top:8px}.library-heading .compact span{display:none}.library-tools{margin-top:17px;height:52px}.view-caption,.sort-control select{font-size:10px}.table-head{display:none}.document-table .document-row{grid-template-columns:1fr 25px;min-height:84px;padding:13px 5px;gap:4px}.desktop-document-meta{display:none}.document-title{gap:12px}.document-title>svg{width:21px;height:27px;color:#93a9ce}.document-title strong{font-size:13px;font-weight:500;line-height:1.7}.mobile-document-meta{display:flex;gap:8px;align-items:center;font-size:10px;color:#9ba8bd;margin-top:6px}.mobile-document-meta>span{color:#bec6d3}.empty-library{min-height:340px;padding:30px 0 60px}.empty-art{margin-bottom:22px;transform:scale(.95)}.empty-library h2{font-size:16px;letter-spacing:0}.empty-library p{font-size:11px;margin-top:12px}.empty-hint{font-size:9px}.library-bottom{font-size:8px;min-height:40px}.library-bottom svg{width:10px}.ai-fab{bottom:44px;right:19px;width:42px;height:42px}.status-bar{height:24px;font-size:8px;padding:0 12px;gap:8px}.status-bar #connection-status{display:none}.status-bar #save-status{margin-left:auto}.sidebar-link,.folder-select{font-size:12px}.sidebar-heading{font-size:11px}.import-button{font-size:12px;height:42px}.sidebar-tip p{font-size:11px}.sidebar-tip small{font-size:9px}.reader-tool-group{padding:0 3px}.reader-tool-group>.icon-button{width:26px}.reader-tool-group #page-number{width:27px}.tool-label{font-size:9px;padding:3px}.reader-tool-group svg{width:14px}.reader-end{margin-left:auto}.annotation-tools{justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap;width:100%;height:32px;padding-top:4px;padding-bottom:1px;scrollbar-width:none}.annotation-tools>*{flex-shrink:0}#reader-toolbar{padding:5px 6px}.pdf-scroll{padding:12px 0 50px}.pdf-page{margin-bottom:12px;box-shadow:0 1px 4px #23354c19}#pdf-nav{position:absolute;top:0;bottom:0;left:0;z-index:5;width:160px;box-shadow:4px 0 16px #21375b22}.pdf-search{left:6px;right:6px;justify-content:space-between}.pdf-search input{flex:1;min-width:70px}.dialog{max-width:calc(100vw - 22px);border-radius:11px}.dialog header{padding:15px 17px}.dialog-body{padding:18px}.dialog footer{padding:12px 17px}.dialog.wide{max-width:calc(100vw - 16px)}#settings-layout{flex-direction:column;max-height:71dvh;min-height:400px}.settings-nav{width:100%;flex-direction:row;padding:9px 6px;gap:2px;overflow-x:auto;border:0;border-bottom:1px solid var(--line);flex-shrink:0}.settings-nav button{padding:8px 9px;white-space:nowrap;font-size:10px;gap:4px}.settings-nav svg{width:12px;height:12px}.settings-nav p{display:none}.settings-content{padding:21px 18px}.settings-content h3{font-size:15px}.profile{padding:13px}.model-row{gap:6px}.model-row .button{font-size:10px;padding:8px}.chat-choice-dialog{position:fixed;margin:0;top:auto;bottom:0;width:100%;max-width:none;border-radius:16px 16px 0 0;max-height:70dvh}.chat-choice-dialog .dialog-body{min-height:150px}.ai-heading{padding:17px 20px 12px}.ai-heading h3{font-size:15px}.document-chip{margin:0 20px 10px;font-size:10px}.ai-messages{padding:0 22px 18px}.ai-welcome{padding-top:35px}.ai-welcome h3{font-size:15px}.ai-welcome p{font-size:12px}.ai-compose{padding:12px 17px 21px}.ai-compose>textarea{font-size:13px;padding:12px}.model-select select{font-size:10px;max-width:190px}.compose-controls{padding:7px}.send-button{width:30px;height:30px}.ai-footnote{font-size:9px}.markdown-body{font-size:13px}.message-role{font-size:10px}.note-heading{padding:12px 17px}.note-heading>span{font-size:11px}#note-editor .vditor-ir pre.vditor-reset,#note-editor .vditor-sv{padding:22px!important;font-size:15px!important}.conflict-values{grid-template-columns:1fr}.field input,.field textarea,.field select{font-size:14px}.dialog .field>span{font-size:12px}#quote-preview blockquote{font-size:11px}#quote-preview>div:first-child{font-size:10px}.quote-choice small{font-size:9px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important;transition:none!important}}.note-source{display:block;width:100%;height:100%;resize:none;border:0;border-radius:0;background:var(--bg);color:var(--text);padding:20px;font:12px/1.9 Consolas,Microsoft YaHei,monospace;tab-size:2;white-space:pre;overflow:auto;outline:none!important}.note-source:focus{outline:none!important}.app-shell button{font-family:inherit}.sidebar{box-shadow:none;border-radius:0}.library-bottom{margin-top:auto}.empty-library~.library-bottom{margin-top:0}@media(max-width:699px){.note-source{font-size:14px;padding:22px}}.vditor{--border-color: #d1d5da;--second-color: rgba(88, 96, 105, .36);--panel-background-color: #fff;--panel-shadow: 0 1px 2px rgba(0, 0, 0, .2);--toolbar-background-color: #f6f8fa;--toolbar-icon-color: #586069;--toolbar-icon-hover-color: #4285f4;--toolbar-height: 35px;--toolbar-divider-margin-top: 8px;--textarea-background-color: #fafbfc;--textarea-text-color: #24292e;--resize-icon-color: var(--toolbar-icon-color);--resize-background-color: var(--toolbar-background-color);--resize-hover-icon-color: var(--panel-background-color);--resize-hover-background-color: var(--toolbar-icon-hover-color);--count-background-color: rgba(27, 31, 35, .05);--heading-border-color: #eaecef;--blockquote-color: #6a737d;--callout-note-color: #0969da;--callout-note-background-color: rgba(9, 105, 218, .08);--callout-tip-color: #1a7f37;--callout-tip-background-color: rgba(26, 127, 55, .08);--callout-important-color: #8250df;--callout-important-background-color: rgba(130, 80, 223, .08);--callout-warning-color: #9a6700;--callout-warning-background-color: rgba(154, 103, 0, .08);--callout-caution-color: #cf222e;--callout-caution-background-color: rgba(207, 34, 46, .08);--ir-heading-color: #660e7a;--ir-title-color: #808080;--ir-bi-color: #0033b3;--ir-link-color: #008000;--ir-bracket-color: #0000ff;--ir-paren-color: #008000}.vditor--dark{--border-color: #141414;--second-color: rgba(185, 185, 185, .36);--panel-background-color: #24292e;--panel-shadow: 0 1px 2px rgba(255, 255, 255, .2);--toolbar-background-color: #1d2125;--toolbar-icon-color: #b9b9b9;--toolbar-icon-hover-color: #fff;--textarea-background-color: #2f363d;--textarea-text-color: #d1d5da;--resize-icon-color: var(--border-color);--resize-background-color: var(--second-color);--resize-hover-icon-color: var(--toolbar-icon-hover-color);--resize-hover-background-color: rgba(185, 185, 185, .86);--count-background-color: rgba(66, 133, 244, .36);--heading-border-color: var(--textarea-text-color);--blockquote-color: var(--toolbar-icon-color);--callout-note-color: #58a6ff;--callout-note-background-color: rgba(56, 139, 253, .15);--callout-tip-color: #3fb950;--callout-tip-background-color: rgba(46, 160, 67, .15);--callout-important-color: #a371f7;--callout-important-background-color: rgba(163, 113, 247, .15);--callout-warning-color: #d29922;--callout-warning-background-color: rgba(187, 128, 9, .15);--callout-caution-color: #f85149;--callout-caution-background-color: rgba(248, 81, 73, .15);--ir-heading-color: #9876aa;--ir-title-color: #808080;--ir-bi-color: #cc7832;--ir-link-color: #ffc66d;--ir-bracket-color: #287bde;--ir-paren-color: #6a8759}@keyframes tooltip-appear{0%{opacity:0}to{opacity:1}}.vditor-tooltipped{position:relative;cursor:pointer}.vditor-tooltipped:after{position:absolute;z-index:1000000;display:none;padding:5px 8px;font-size:11px;font-weight:400;-webkit-font-smoothing:subpixel-antialiased;color:#fff;text-align:center;text-decoration:none;text-shadow:none;text-transform:none;letter-spacing:normal;word-wrap:break-word;white-space:pre;pointer-events:none;content:attr(aria-label);background:#3b3e43;border-radius:3px;line-height:16px;opacity:0}.vditor-tooltipped:before{position:absolute;z-index:1000001;display:none;width:0;height:0;color:#3b3e43;pointer-events:none;content:"";border:5px solid transparent;opacity:0}.vditor-tooltipped--hover:before,.vditor-tooltipped--hover:after,.vditor-tooltipped:hover:before,.vditor-tooltipped:hover:after,.vditor-tooltipped:active:before,.vditor-tooltipped:active:after,.vditor-tooltipped:focus:before,.vditor-tooltipped:focus:after{display:inline-block;text-decoration:none;animation-name:tooltip-appear;animation-duration:.15s;animation-fill-mode:forwards;animation-timing-function:ease-in}.vditor-tooltipped__s:after,.vditor-tooltipped__se:after,.vditor-tooltipped__sw:after{top:100%;right:50%;margin-top:5px}.vditor-tooltipped__s:before,.vditor-tooltipped__se:before,.vditor-tooltipped__sw:before{top:auto;right:50%;bottom:-5px;margin-right:-5px;border-bottom-color:#3b3e43}.vditor-tooltipped__se:after{right:auto;left:50%;margin-left:-15px}.vditor-tooltipped__sw:after{margin-right:-15px}.vditor-tooltipped__n:after,.vditor-tooltipped__ne:after,.vditor-tooltipped__nw:after{right:50%;bottom:100%;margin-bottom:5px}.vditor-tooltipped__n:before,.vditor-tooltipped__ne:before,.vditor-tooltipped__nw:before{top:-5px;right:50%;bottom:auto;margin-right:-5px;border-top-color:#3b3e43}.vditor-tooltipped__ne:after{right:auto;left:50%;margin-left:-15px}.vditor-tooltipped__nw:after{margin-right:-15px}.vditor-tooltipped__s:after,.vditor-tooltipped__n:after{transform:translate(50%)}.vditor-tooltipped__w:after{right:100%;bottom:50%;margin-right:5px;transform:translateY(50%)}.vditor-tooltipped__w:before{top:50%;bottom:50%;left:-5px;margin-top:-5px;border-left-color:#3b3e43}.vditor-tooltipped__e:after{bottom:50%;left:100%;margin-left:5px;transform:translateY(50%)}.vditor-tooltipped__e:before{top:50%;right:-5px;bottom:50%;margin-top:-5px;border-right-color:#3b3e43}@media screen and (max-width:520px){.vditor-tooltipped:before,.vditor-tooltipped:after{content:none}}@keyframes scale-in{0%{opacity:0;transform:scale(.5)}to{opacity:1;transform:scale(1)}}.vditor-panel{background-color:var(--panel-background-color);position:absolute;box-shadow:var(--panel-shadow);border-radius:3px;padding:5px;z-index:3;font-size:14px;display:none;-webkit-user-select:none;-moz-user-select:none;user-select:none;max-width:320px;min-width:80px;animation-duration:.15s;animation-name:scale-in;animation-timing-function:cubic-bezier(.2,0,.13,1.5);color:var(--toolbar-icon-color)}.vditor-panel--none{padding:0;animation:none;min-width:auto;max-width:none;white-space:nowrap;opacity:.86}.vditor-panel--arrow:before{position:absolute;width:0;height:0;pointer-events:none;content:" ";border:7px solid transparent;top:-14px;left:5px;border-bottom-color:var(--panel-background-color)}.vditor-panel--left{right:0}.vditor-panel--left.vditor-panel--arrow:before{right:5px;left:auto}.vditor-input{border:0;padding:3px 5px;background-color:var(--panel-background-color);font-size:12px;color:var(--textarea-text-color)}.vditor-input:focus{background-color:var(--toolbar-background-color);outline:none}.vditor-icon{color:var(--toolbar-icon-color);cursor:pointer;float:left;padding:4px 5px;height:21px;width:23px;background-color:transparent;border:0;box-sizing:border-box}.vditor-icon:hover,.vditor-icon--current{color:var(--toolbar-icon-hover-color);background-color:transparent}.vditor-icon:focus{outline:none}.vditor-icon svg{height:13px!important;width:13px!important;float:left;fill:currentColor;pointer-events:none}.vditor-toolbar{background-color:var(--toolbar-background-color);border-bottom:1px solid var(--border-color);padding:0 5px;line-height:1}.vditor-toolbar--pin{position:sticky;top:0;z-index:1}.vditor-toolbar--hide{transition:all .15s ease-in-out;height:5px;overflow:hidden}.vditor-toolbar--hide:hover{background-color:var(--toolbar-background-color);height:auto;overflow:visible}.vditor-toolbar__item{float:left;position:relative}.vditor-toolbar__item .vditor-tooltipped{color:var(--toolbar-icon-color);border:0;padding:10px 5px;background-color:transparent;height:var(--toolbar-height);width:25px;box-sizing:border-box;font-size:0}.vditor-toolbar__item .vditor-tooltipped:focus{outline:none}.vditor-toolbar__item .vditor-tooltipped:focus{cursor:pointer;color:var(--toolbar-icon-hover-color)}.vditor-toolbar__item svg{fill:currentColor;display:inline-block;stroke-width:0;stroke:currentColor;width:15px;height:15px}.vditor-toolbar__item input{position:absolute;width:25px;height:var(--toolbar-height);top:0;left:0;cursor:pointer;opacity:.001;overflow:hidden}.vditor-toolbar__divider{float:left;height:calc(var(--toolbar-height) - (var(--toolbar-divider-margin-top) * 2));border-left:1px solid var(--second-color);margin:var(--toolbar-divider-margin-top) 8px}.vditor-toolbar__br{width:100%;padding:0!important;height:0!important}.vditor-menu--current{color:var(--toolbar-icon-hover-color)!important}.vditor-menu--disabled{color:var(--second-color)!important;cursor:not-allowed!important}.vditor-emojis{display:inline-block;overflow:auto}.vditor-emojis::-webkit-scrollbar{display:none}.vditor-emojis__tip{flex:1;min-width:1px;width:200px;margin-right:10px;color:var(--toolbar-icon-color);white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.vditor-emojis__tail{margin-top:5px;font-size:12px;color:var(--toolbar-icon-color);display:flex}.vditor-emojis__tail a{text-decoration:none;color:var(--toolbar-icon-color)}.vditor-emojis__tail a:hover{color:var(--toolbar-icon-hover-color)}.vditor-emojis button{cursor:pointer;border-radius:3px;float:left;height:30px;width:30px;text-align:center;line-height:26px;padding:3px;box-sizing:border-box;font-size:16px;transition:all .15s ease-in-out;border:0;margin:0;background-color:transparent;overflow:hidden}.vditor-emojis button:focus{outline:none}.vditor-emojis button:hover .vditor-emojis__icon{display:inline-block;transform:scale(1.2)}.vditor-emojis img{height:20px;width:20px;float:left;margin:3px 0 0 3px}@media screen and (max-width:520px){.vditor-toolbar__item{padding:0 12px}.vditor-panel--left.vditor-panel--arrow:before{right:17px}}@media(hover:hover)and (pointer:fine){.vditor-toolbar__item .vditor-tooltipped:hover{color:var(--toolbar-icon-hover-color)}}@keyframes slideInDown{0%{transform:translate3d(0,-100%,0);visibility:visible}to{transform:translateZ(0)}}.vditor{display:flex;flex-direction:column;border:1px solid var(--border-color);border-radius:3px;box-sizing:border-box;font-family:Helvetica Neue,Luxi Sans,DejaVu Sans,Hiragino Sans GB,Microsoft Yahei,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",Segoe UI Symbol,"Android Emoji",EmojiSymbols}.vditor--fullscreen{position:fixed;top:0;width:100%!important;left:0;height:100vh!important;z-index:90;border-radius:0}.vditor-content{display:flex;min-height:60px;flex:1;min-width:1px;position:relative}.vditor-preview{flex:1;min-width:1px;overflow:auto;margin-left:-1px;border-left:1px solid var(--border-color);box-sizing:border-box;border-radius:0 0 3px;background-color:var(--textarea-background-color)}.vditor-preview::-webkit-scrollbar{display:none}.vditor-preview__action{text-align:center;padding:10px;background-color:var(--toolbar-background-color)}.vditor-preview__action button{background-color:var(--toolbar-background-color);color:var(--toolbar-icon-color);line-height:20px;border:0;margin:0 10px;cursor:pointer;padding:0 7px;font-size:12px}.vditor-preview__action button.vditor-preview__action--current,.vditor-preview__action button:hover{color:var(--toolbar-icon-hover-color);background-color:var(--toolbar-background-color)}.vditor-preview__action button:focus{outline:none}.vditor-preview__action button svg{fill:currentColor;height:15px;width:15px;vertical-align:middle}.vditor-preview>.vditor-reset{padding:10px;margin:0 auto}.vditor-preview img:not(.emoji){cursor:pointer}.vditor-devtools{display:none;background-color:var(--textarea-background-color);overflow:auto;flex:1;min-width:1px;box-shadow:inset 1px 0 var(--border-color);box-sizing:border-box;border-radius:0 0 3px;padding:10px}.vditor-counter{padding:3px;color:var(--toolbar-icon-color);background-color:var(--count-background-color);border-radius:3px;font-size:12px;-webkit-user-select:none;-moz-user-select:none;user-select:none;float:right;margin:8px 3px 0 0}.vditor-counter--error{color:#d23f31;background-color:#d23f311a}.vditor-resize{padding:3px 0;cursor:row-resize;-webkit-user-select:none;-moz-user-select:none;user-select:none;position:absolute;width:100%}.vditor-resize--top{top:-3px}.vditor-resize--bottom{bottom:-3px}.vditor-resize>div{height:3px;background-color:var(--resize-background-color);transition:all .15s ease-in-out}.vditor-resize:hover>div,.vditor-resize--selected>div{background-color:var(--resize-hover-background-color)}.vditor-resize:hover svg,.vditor-resize--selected svg{color:var(--resize-hover-icon-color)}.vditor-resize svg{fill:currentColor;stroke-width:0;stroke:currentColor;width:13px;height:3px;display:block;margin:0 auto;color:var(--resize-icon-color)}.vditor-upload{position:absolute;height:3px;left:0;top:-2px;transition:all .15s ease-in-out;background-color:#4285f4}.vditor-tip{position:absolute;font-size:12px;top:10px;animation-duration:.15s;animation-fill-mode:both;left:50%;z-index:5}.vditor-tip--show{display:block;animation-name:slideInDown}.vditor-tip__content{text-align:left;display:inline-block;line-height:16px;padding:3px 10px;border-radius:3px;background:var(--toolbar-background-color);position:relative;margin-left:-50%;color:var(--toolbar-icon-color);max-width:100%;box-shadow:var(--panel-shadow)}.vditor-tip__content ul{margin:2px 0;padding:0 0 0 18px}.vditor-tip__content a{color:#4285f4}.vditor-tip__close{position:absolute;color:var(--toolbar-icon-color);top:-7px;right:-15px;font-weight:700;cursor:pointer}.vditor-tip__close:hover{color:var(--toolbar-icon-hover-color)}.vditor-img{position:fixed;inset:0;display:flex;flex-direction:column;z-index:100}.vditor-img__bar{border-bottom:1px solid var(--border-color);background-color:var(--toolbar-background-color);text-align:center;height:36px;box-sizing:border-box;display:flex;align-items:center;justify-content:center}.vditor-img__btn{display:flex;align-items:center;cursor:pointer;margin-left:24px;-webkit-user-select:none;-moz-user-select:none;user-select:none;color:var(--toolbar-icon-color)}.vditor-img__btn:hover{color:var(--toolbar-icon-hover-color)}.vditor-img__btn svg{height:14px;width:14px;margin-right:8px;fill:currentColor}.vditor-img__img{flex:1;background-color:var(--textarea-background-color);overflow:auto;cursor:zoom-out}.vditor-img__img img{max-width:none}.vditor-hint{background-color:var(--panel-background-color);position:absolute;box-shadow:var(--panel-shadow);border-radius:3px;padding:5px 0;z-index:4;line-height:20px;list-style:none;font-size:12px;margin:0;max-width:250px;min-width:80px;display:none}.vditor-hint .vditor-hint{margin-top:-31px;left:100%;right:auto}.vditor-hint .vditor-hint.vditor-panel--left{right:100%;left:auto}.vditor-hint button{color:var(--toolbar-icon-color);display:block;padding:3px 10px;border:0;border-radius:0;line-height:20px;width:100%;box-sizing:border-box;text-align:left;margin:0;background-color:transparent;cursor:pointer;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.vditor-hint button:focus{outline:none}.vditor-hint--current,.vditor-hint button:not(.vditor-menu--disabled):hover{background-color:var(--toolbar-background-color)!important;color:var(--toolbar-icon-hover-color)!important}.vditor-hint__emoji{font-size:16px;float:left;margin-right:3px}.vditor-hint img{height:20px;width:20px;float:left;margin-right:3px}.vditor-reset{color:#24292e;font-variant-ligatures:no-common-ligatures;font-family:Helvetica Neue,Luxi Sans,DejaVu Sans,Hiragino Sans GB,Microsoft Yahei,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",Segoe UI Symbol,"Android Emoji",EmojiSymbols;word-wrap:break-word;overflow:auto;line-height:1.5;font-size:16px;word-break:break-word}.vditor-reset--anchor{padding-left:20px}.vditor-reset--error{color:#d23f31;font-size:12px;display:block;line-height:16px}.vditor-reset ul ul ul{list-style-type:square}.vditor-reset ul ul{list-style-type:circle}.vditor-reset ul{list-style-type:disc}.vditor-reset ul,.vditor-reset ol{padding-left:2em;margin-top:0;margin-bottom:16px}.vditor-reset li+li{margin-top:.25em}.vditor-reset li p{margin-top:16px}.vditor-reset audio{max-width:100%}.vditor-reset audio:focus{outline:none}.vditor-reset video{max-height:90vh;max-width:100%}.vditor-reset img{max-width:100%}.vditor-reset img.emoji{cursor:auto;max-width:20px;vertical-align:sub}.vditor-reset figure.vditor-image{margin:0 0 16px;text-align:center}.vditor-reset figure.vditor-image figcaption{font-size:.875em;margin-top:4px;opacity:.65;white-space:pre-wrap}.vditor-reset span.vditor-image[data-image-caption]{display:inline-block;max-width:100%;text-align:center;vertical-align:top}.vditor-reset span.vditor-image[data-image-caption]:after{content:attr(data-image-caption);display:block;font-size:.875em;line-height:1.5;margin-top:4px;opacity:.65;white-space:pre-wrap}.vditor-reset h1,.vditor-reset h2,.vditor-reset h3,.vditor-reset h4,.vditor-reset h5,.vditor-reset h6{margin-top:24px;margin-bottom:16px;font-weight:600;line-height:1.25}.vditor-reset h1:hover .vditor-anchor svg,.vditor-reset h2:hover .vditor-anchor svg,.vditor-reset h3:hover .vditor-anchor svg,.vditor-reset h4:hover .vditor-anchor svg,.vditor-reset h5:hover .vditor-anchor svg,.vditor-reset h6:hover .vditor-anchor svg{visibility:visible}.vditor-reset h1{font-size:1.75em}.vditor-reset h2{font-size:1.55em}.vditor-reset h3{font-size:1.38em}.vditor-reset h4{font-size:1.25em}.vditor-reset h5{font-size:1.13em}.vditor-reset h6{font-size:1em}.vditor-reset hr{height:2px;padding:0;margin:24px 0;background-color:#eaecef;border:0}.vditor-reset p{margin-top:0;margin-bottom:16px}.vditor-reset blockquote{padding:0 1em;color:#6a737d;border-left:.25em solid #eaecef;margin:0 0 16px}.vditor-reset blockquote>:first-child{margin-top:0}.vditor-reset blockquote>:last-child{margin-bottom:0}.vditor-reset ins>iframe{border:0}.vditor-reset iframe{border:1px solid #d1d5da;max-width:100%;box-sizing:border-box}.vditor-reset iframe.iframe__video{min-width:80%;min-height:36vh}.vditor-reset table{border-collapse:collapse;empty-cells:show;margin-bottom:16px;overflow:auto;border-spacing:0;display:block;word-break:keep-all;width:100%}.vditor-reset table tr{background-color:#fafbfc;border-top:1px solid #c6cbd1}.vditor-reset table td,.vditor-reset table th{padding:6px 13px;border:1px solid #dfe2e5;word-break:normal;white-space:nowrap}.vditor-reset table td:first-child:after,.vditor-reset table th:first-child:after{content:"";display:inline-block;vertical-align:top;min-height:24px}.vditor-reset table th{font-weight:600}.vditor-reset table tbody tr:nth-child(2n){background-color:#fff}.vditor-reset code:not(.hljs):not(.highlight-chroma){padding:.2em .4em;margin:0;font-size:85%;border-radius:3px;font-family:mononoki,Consolas,Liberation Mono,Menlo,Courier,monospace,"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",Segoe UI Symbol,"Android Emoji",EmojiSymbols;word-break:break-word;background-size:20px 20px;white-space:pre-wrap}.vditor-reset pre{margin:1em 0}.vditor-reset pre>code{margin:0;font-size:85%;padding:.5em;border-radius:5px;display:block;overflow:auto;white-space:pre;font-family:mononoki,Consolas,Liberation Mono,Menlo,Courier,monospace,"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",Segoe UI Symbol,"Android Emoji",EmojiSymbols;background-size:20px 20px;background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADwAAAA8AgMAAABHkjHhAAAACVBMVEWAgIBaWlo+Pj7rTFvWAAAAA3RSTlMHCAw+VhR4AAAA+klEQVQoz4WSMW7EQAhFPxKWNh2FCx+HkaZI6RRb5DYbyVfIJXLKDCFoMbaTKSw/8ZnPAPjaH2xgZcUNUDADD7D9LtDBCLZ45fbkvo/30K8yeI64pPwl6znd/3n/Oe93P3ho9qeh72btTFzqkz0rsJle8Zr81OLEwZ1dv/713uWqvu2pl+k0fy7MWtj9r/tN5q/02z89qa/L4Dc2LvM93kezPfXlME/O86EbY/V9GB9ePX8G1/6W+/9h1dq/HGfTfzT3j/xNo7522Bfnqe5jO/fvhVthlfk434v3iO9zG/UOphyPeinPl1J8Gtaa7xPTa/Dk+RIs4deMvwGvcGsmsCvJ0AAAAABJRU5ErkJggg==);word-break:initial;word-wrap:normal}.vditor-reset pre:hover div.vditor-copy{display:block}.vditor-reset .language-math,.vditor-reset .language-echarts,.vditor-reset .language-mindmap,.vditor-reset .language-plantuml,.vditor-reset .language-mermaid,.vditor-reset .language-smiles,.vditor-reset .language-markmap,.vditor-reset .language-abc,.vditor-reset .language-flowchart,.vditor-reset .language-graphviz,.vditor-reset .language-wavedrom{margin-bottom:16px}.vditor-reset .language-math mjx-container:focus{outline:none;cursor:context-menu}.vditor-reset .language-math .katex-display>.katex>.katex-html>.tag{display:inline-block;font-size:1.21rem;right:2px}.vditor-reset .language-echarts,.vditor-reset .language-mindmap{overflow:hidden;height:420px}.vditor-reset .language-mermaid,.vditor-reset .language-markmap,.vditor-reset .language-flowchart,.vditor-reset .language-graphviz,.vditor-reset .language-wavedrom{text-align:center}.vditor-reset .language-graphviz parsererror{overflow:auto}.vditor-reset kbd{display:inline-block;padding:3px 5px;font:11px Consolas,Liberation Mono,Menlo,Courier,monospace;line-height:10px;color:#24292e;vertical-align:middle;background-color:#fafbfc;border:solid 1px #d1d5da;border-radius:3px;box-shadow:inset 0 -1px #d1d5da}.vditor-reset summary{cursor:pointer}.vditor-reset summary:focus{outline:none}.vditor-reset svg{height:auto;width:auto;stroke-width:initial}.vditor-reset p:last-child,.vditor-reset blockquote:last-child,.vditor-reset pre:last-child,.vditor-reset ul:last-child,.vditor-reset ol:last-child,.vditor-reset hr:last-child{margin-bottom:0}.vditor-comment{border-bottom:2px solid #f8e6ab}.vditor-comment--focus,.vditor-comment--hover{background-color:#faf1d1;border-bottom:2px solid #ffc60a}.vditor-comment--focus .vditor-comment,.vditor-comment--hover .vditor-comment{border-bottom:2px solid #ffc60a}.vditor-task{list-style:none!important;word-break:break-all}.vditor-task input{margin:0 .2em .25em -1.6em;font-size:12px;vertical-align:middle}.vditor-copy{position:relative;display:none;z-index:1}.vditor-copy textarea{position:absolute;left:-100000px;height:10px}.vditor-copy span{cursor:pointer;position:absolute;right:15px;top:.5em}.vditor-copy svg{color:#586069;height:14px;width:14px!important;display:block;fill:currentColor}.vditor-linenumber{padding-left:4em!important;position:relative}.vditor-linenumber__rows{position:absolute;pointer-events:none;top:1em;left:0;width:3em;-webkit-user-select:none;-moz-user-select:none;user-select:none;counter-reset:linenumber}.vditor-linenumber__rows>span{pointer-events:none;display:block}.vditor-linenumber__rows>span:before{counter-increment:linenumber;content:counter(linenumber);color:#9e969661;display:block;padding-right:1em;text-align:right}.vditor-speech{position:absolute;display:none;background-color:#f6f8fa;border:1px solid #d1d5da;border-radius:3px;padding:3px;cursor:pointer;color:#586069}.vditor-speech:hover,.vditor-speech--current{color:#4285f4}.vditor-speech svg{height:14px;width:14px;fill:currentColor;display:block;stroke-width:0;stroke:currentColor}.vditor-anchor{margin-left:5px}.vditor-anchor--left{float:left;padding-right:4px;margin-left:-20px}.vditor-anchor svg{visibility:hidden}.vditor-anchor:hover svg{visibility:visible}.vditor-anchor:focus{outline:none}.vditor-linkcard{margin:31px auto 16px;transition:all .15s ease-in-out;cursor:pointer;max-width:768px;padding:0 10px}.vditor-linkcard a{border-radius:3px;background-color:#f6f8fa;overflow:hidden;max-height:250px;display:flex;text-decoration:none;flex-wrap:wrap-reverse;box-shadow:0 1px 2px #0003}.vditor-linkcard a:hover{box-shadow:0 0 3px #00000021,0 3px 6px #00000042;text-decoration:none}.vditor-linkcard a:visited .vditor-linkcard__abstract{color:#5860695c}.vditor-linkcard__info{padding:10px;min-width:200px;box-sizing:border-box;flex:1}.vditor-linkcard__title{font-size:14px;font-weight:400;color:#24292e;display:flex;align-items:center}.vditor-linkcard__title img{cursor:pointer;height:20px;width:20px;border-radius:3px;flex-shrink:0;margin-right:5px}.vditor-linkcard__abstract{word-wrap:break-word;word-break:break-all;-webkit-line-clamp:2;overflow:hidden;text-overflow:ellipsis;-webkit-box-orient:vertical;display:-webkit-box;font-size:13px;color:#586069;margin:5px 0}.vditor-linkcard__site{font-size:12px;color:#4285f4}.vditor-linkcard__image{background-size:cover;background-repeat:no-repeat;background-position:center center;max-width:250px;min-width:126px;cursor:pointer;background-color:#5860695c}.vditor-footnotes__goto-ref{text-decoration:none}.vditor-toc{margin-bottom:16px;-webkit-user-select:text;-moz-user-select:text;user-select:text;color:#4285f4}.vditor-toc .vditor-outline__action{display:none}.vditor-toc ul{list-style:none!important;padding-left:1em}.vditor-toc>ul{padding-left:0}.vditor-toc span{cursor:pointer}.vditor-toc li>span>svg{width:0;height:0}.vditor-outline{width:250px;border-right:1px solid var(--border-color);background-color:var(--panel-background-color);display:none;overflow:auto}.vditor-outline--right{border-right:0;border-left:1px solid var(--border-color)}.vditor-outline::-webkit-scrollbar{display:none}.vditor-outline ul{list-style:none!important;padding-left:1em;margin:0}.vditor-outline__content>ul{padding-left:0}.vditor-outline li>span{display:flex;align-items:center;padding:5px 10px;cursor:pointer;color:var(--textarea-text-color)}.vditor-outline li>span>svg{height:10px;width:10px;flex-shrink:0}.vditor-outline li>span:hover{color:var(--toolbar-icon-hover-color)}.vditor-outline li>span>span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.vditor-outline__title{border-bottom:1px dashed var(--border-color);padding:5px 10px;color:var(--toolbar-icon-color);font-size:12px}.vditor-outline__action{transition:all .15s ease-in-out;fill:currentColor;margin-right:5px;flex-shrink:0}.vditor-outline__action--close{transform:rotate(-90deg)}.vditor-reset .callout,.vditor-wysiwyg blockquote.callout,.vditor-ir blockquote.callout{--callout-color: var(--callout-note-color, #0969da);--callout-background-color: var(--callout-note-background-color, rgba(9, 105, 218, .08));position:relative;margin:0 0 16px;padding:.75em 1em;color:inherit;background-color:var(--callout-background-color);border:0;border-left:.25em solid var(--callout-color)}.vditor-reset .callout[data-subtype=TIP],.vditor-wysiwyg blockquote.callout[data-subtype=TIP],.vditor-ir blockquote.callout[data-subtype=TIP]{--callout-color: var(--callout-tip-color, #1a7f37);--callout-background-color: var(--callout-tip-background-color, rgba(26, 127, 55, .08))}.vditor-reset .callout[data-subtype=IMPORTANT],.vditor-wysiwyg blockquote.callout[data-subtype=IMPORTANT],.vditor-ir blockquote.callout[data-subtype=IMPORTANT]{--callout-color: var(--callout-important-color, #8250df);--callout-background-color: var(--callout-important-background-color, rgba(130, 80, 223, .08))}.vditor-reset .callout[data-subtype=WARNING],.vditor-wysiwyg blockquote.callout[data-subtype=WARNING],.vditor-ir blockquote.callout[data-subtype=WARNING]{--callout-color: var(--callout-warning-color, #9a6700);--callout-background-color: var(--callout-warning-background-color, rgba(154, 103, 0, .08))}.vditor-reset .callout[data-subtype=CAUTION],.vditor-wysiwyg blockquote.callout[data-subtype=CAUTION],.vditor-ir blockquote.callout[data-subtype=CAUTION]{--callout-color: var(--callout-caution-color, #cf222e);--callout-background-color: var(--callout-caution-background-color, rgba(207, 34, 46, .08))}.vditor-reset .callout>.callout-info,.vditor-wysiwyg blockquote.callout>.callout-info,.vditor-ir blockquote.callout>.callout-info{display:flex;align-items:center;min-height:1.5em;margin:0 0 .5em;color:var(--callout-color);font-weight:600}.vditor-reset .callout>.callout-info .callout-icon,.vditor-wysiwyg blockquote.callout>.callout-info .callout-icon,.vditor-ir blockquote.callout>.callout-info .callout-icon{display:inline-flex;align-items:center;margin-right:.35em}.vditor-reset .callout>.callout-info .callout-title,.vditor-wysiwyg blockquote.callout>.callout-info .callout-title,.vditor-ir blockquote.callout>.callout-info .callout-title{min-width:1px}.vditor-reset .callout>.callout-info .callout-img,.vditor-wysiwyg blockquote.callout>.callout-info .callout-img,.vditor-ir blockquote.callout>.callout-info .callout-img,.vditor-reset .callout>.callout-info>.callout-img,.vditor-wysiwyg blockquote.callout>.callout-info>.callout-img,.vditor-ir blockquote.callout>.callout-info>.callout-img{width:1.2em;height:1.2em;margin-right:.35em;-o-object-fit:contain;object-fit:contain}.vditor-reset .callout>.callout-content>:last-child,.vditor-wysiwyg blockquote.callout>.callout-content>:last-child,.vditor-ir blockquote.callout>.callout-content>:last-child,.vditor-reset .callout>:last-child,.vditor-wysiwyg blockquote.callout>:last-child,.vditor-ir blockquote.callout>:last-child{margin-bottom:0}.vditor-wysiwyg__callout-marker{display:none}.vditor-wysiwyg{box-sizing:border-box;flex:1;position:relative;width:100%;min-width:1px}.vditor-wysiwyg pre.vditor-reset{background-color:var(--panel-background-color);margin:0;white-space:pre-wrap;height:100%;box-sizing:border-box}.vditor-wysiwyg pre.vditor-reset[contenteditable=false]{opacity:.3;cursor:not-allowed}.vditor-wysiwyg pre.vditor-reset:empty:before{content:attr(placeholder);color:var(--second-color)}.vditor-wysiwyg pre.vditor-reset:focus{outline:none;background-color:var(--textarea-background-color)}.vditor-wysiwyg pre.vditor-reset:after{content:"";height:var(--editor-bottom);display:block}.vditor-wysiwyg blockquote:empty:before,.vditor-wysiwyg pre>code:empty:before,.vditor-wysiwyg p:empty:before,.vditor-wysiwyg h1:empty:after,.vditor-wysiwyg h2:empty:after,.vditor-wysiwyg h3:empty:after,.vditor-wysiwyg h4:empty:after,.vditor-wysiwyg h5:empty:after,.vditor-wysiwyg h6:empty:after{content:" "}.vditor-wysiwyg code[data-marker="`"]{padding-left:0!important;padding-right:0!important}.vditor-wysiwyg__block pre:first-child{margin-bottom:-1em}.vditor-wysiwyg__block pre:first-child code{color:var(--textarea-text-color);height:auto;text-align:left}.vditor-wysiwyg__block pre:last-child{margin-bottom:1em}.vditor-wysiwyg__preview{cursor:pointer;white-space:initial;min-height:27px}.vditor-wysiwyg>.vditor-reset>h1:before,.vditor-wysiwyg>.vditor-reset>h2:before,.vditor-wysiwyg>.vditor-reset>h3:before,.vditor-wysiwyg>.vditor-reset>h4:before,.vditor-wysiwyg>.vditor-reset>h5:before,.vditor-wysiwyg>.vditor-reset>h6:before,.vditor-wysiwyg div.vditor-wysiwyg__block:before,.vditor-wysiwyg div[data-type=link-ref-defs-block]:before,.vditor-wysiwyg div[data-type=footnotes-block]:before,.vditor-wysiwyg .vditor-toc:before{float:left;padding-right:4px;margin-left:-29px;content:"H1";font-size:.85rem;font-weight:400;color:var(--second-color)}.vditor-wysiwyg>.vditor-reset>h2:before{content:"H2"}.vditor-wysiwyg>.vditor-reset>h3:before{content:"H3"}.vditor-wysiwyg>.vditor-reset>h4:before{content:"H4"}.vditor-wysiwyg>.vditor-reset>h5:before{content:"H5"}.vditor-wysiwyg>.vditor-reset>h6:before{content:"H6"}.vditor-wysiwyg div[data-type=link-ref-defs-block]:before{content:'"A"'}.vditor-wysiwyg div[data-type=footnotes-block]:before{content:"^F"}.vditor-wysiwyg div.vditor-wysiwyg__block:before{content:"</>"}.vditor-wysiwyg div.vditor-wysiwyg__block[data-type=yaml-front-matter]:before{content:"F"}.vditor-wysiwyg div.vditor-wysiwyg__block[data-type=math-block]:before{content:"$$"}.vditor-wysiwyg .vditor-toc:before{content:"ToC"}.vditor-wysiwyg hr{display:inline-block;margin:12px 0;width:100%}.vditor-wysiwyg details{white-space:initial}.vditor-wysiwyg a{cursor:pointer}.vditor-wysiwyg span[data-type=backslash]>span{display:none;color:var(--second-color)}.vditor-wysiwyg span[data-type=link-ref],.vditor-wysiwyg sup[data-type=footnotes-ref]{color:#4285f4}.vditor-wysiwyg span[data-type=toc-h]{color:#4285f4;text-decoration:underline}.vditor-wysiwyg div[data-type=footnotes-block]{border-top:2px solid var(--heading-border-color);padding-top:24px;margin-top:24px}.vditor-wysiwyg div[data-type=link-ref-defs-block]{color:var(--blockquote-color)}@media screen and (max-width:520px){.vditor-wysiwyg h1:before,.vditor-wysiwyg h2:before,.vditor-wysiwyg h3:before,.vditor-wysiwyg h4:before,.vditor-wysiwyg h5:before,.vditor-wysiwyg h6:before,.vditor-wysiwyg div.vditor-wysiwyg__block:before,.vditor-wysiwyg div[data-type=link-ref-defs-block]:before,.vditor-wysiwyg div[data-type=footnotes-block]:before,.vditor-wysiwyg .vditor-toc:before{content:none}}.vditor-ir{box-sizing:border-box;flex:1;min-width:1px;position:relative;width:100%}.vditor-ir__node[data-type=code-block]:before,.vditor-ir__node[data-type=code-block]:after,.vditor-ir__node[data-type=yaml-front-matter]:before,.vditor-ir__node[data-type=yaml-front-matter]:after,.vditor-ir__node[data-type=math-block]:before,.vditor-ir__node[data-type=math-block]:after{content:" ";color:var(--second-color)}.vditor-ir__node:not(.vditor-ir__node--expand) .vditor-ir__marker{padding:0!important}.vditor-ir__node:not(.vditor-ir__node--expand)[data-type=a]{cursor:pointer}.vditor-ir__node[data-type=link-ref],.vditor-ir__node[data-type=footnotes-ref]{color:#4285f4}.vditor-ir__node[data-type=html-block]{margin-bottom:1em}.vditor-ir__node .vditor-ir__marker{width:0;overflow:hidden;display:inline-block;height:0;transition:all .15s ease-in-out}.vditor-ir__node--hidden .vditor-ir__marker{visibility:hidden}.vditor-ir__node--expand .vditor-ir__marker{color:var(--second-color);display:inline;height:auto;width:auto}.vditor-ir__node--expand .vditor-ir__marker--hide{display:none}.vditor-ir__node--expand .vditor-ir__marker--heading{color:var(--ir-heading-color)}.vditor-ir__node--expand .vditor-ir__marker--bi{color:var(--ir-bi-color)}.vditor-ir__node--expand .vditor-ir__marker--link{color:var(--ir-link-color)}.vditor-ir__node--expand .vditor-ir__marker--title{color:var(--ir-title-color)}.vditor-ir__node--expand .vditor-ir__marker--bracket{color:var(--ir-bracket-color);text-decoration:underline}.vditor-ir__node--expand .vditor-ir__marker--paren{color:var(--ir-paren-color)}.vditor-ir__node--expand .vditor-ir__marker--info{color:var(--ir-heading-color)}.vditor-ir__node--expand .vditor-ir__marker--pre code{color:var(--textarea-text-color);height:auto;text-align:left}.vditor-ir__node--expand[data-type=code-block]:before,.vditor-ir__node--expand[data-type=code-block]:after{content:"```"}.vditor-ir__node--expand[data-type=yaml-front-matter]:before,.vditor-ir__node--expand[data-type=yaml-front-matter]:after{content:"---"}.vditor-ir__node--expand[data-type=math-block]:before,.vditor-ir__node--expand[data-type=math-block]:after{content:"$$"}.vditor-ir__node span[data-type=code-block-open-marker],.vditor-ir__node span[data-type=code-block-close-marker],.vditor-ir__node span[data-type=yaml-front-matter-open-marker],.vditor-ir__node span[data-type=yaml-front-matter-close-marker],.vditor-ir__node span[data-type=math-block-open-marker],.vditor-ir__node span[data-type=math-block-close-marker]{display:none}.vditor-ir__preview{cursor:pointer;white-space:initial;min-height:27px}.vditor-ir__link{color:var(--ir-bracket-color);text-decoration:underline}.vditor-ir pre.vditor-reset{background-color:var(--panel-background-color);margin:0;white-space:pre-wrap;height:100%;box-sizing:border-box}.vditor-ir pre.vditor-reset[contenteditable=false]{opacity:.3;cursor:not-allowed}.vditor-ir pre.vditor-reset:empty:before{content:attr(placeholder);color:var(--second-color)}.vditor-ir pre.vditor-reset:focus{outline:none;background-color:var(--textarea-background-color)}.vditor-ir pre.vditor-reset:after{content:"";height:var(--editor-bottom);display:block}.vditor-ir pre.vditor-reset pre{margin:0}.vditor-ir hr{display:inline-block;margin:12px 0;width:100%}.vditor-ir blockquote:empty:before,.vditor-ir pre>code:empty:before,.vditor-ir p:empty:before,.vditor-ir h1:empty:after,.vditor-ir h2:empty:after,.vditor-ir h3:empty:after,.vditor-ir h4:empty:after,.vditor-ir h5:empty:after,.vditor-ir h6:empty:after{content:" "}.vditor-ir .vditor-reset>h1:before,.vditor-ir .vditor-reset>h2:before,.vditor-ir .vditor-reset>h3:before,.vditor-ir .vditor-reset>h4:before,.vditor-ir .vditor-reset>h5:before,.vditor-ir .vditor-reset>h6:before,.vditor-ir div[data-type=link-ref-defs-block]:before,.vditor-ir div[data-type=footnotes-block]:before,.vditor-ir .vditor-toc:before{float:left;padding-right:4px;margin-left:-29px;content:"H1";font-size:.85rem;font-weight:400;color:var(--second-color)}.vditor-ir .vditor-reset>h2:before{content:"H2"}.vditor-ir .vditor-reset>h3:before{content:"H3"}.vditor-ir .vditor-reset>h4:before{content:"H4"}.vditor-ir .vditor-reset>h5:before{content:"H5"}.vditor-ir .vditor-reset>h6:before{content:"H6"}.vditor-ir div[data-type=link-ref-defs-block]{color:var(--blockquote-color)}.vditor-ir div[data-type=link-ref-defs-block]:before{content:'"A"'}.vditor-ir div[data-type=footnotes-block]{border-top:2px solid var(--heading-border-color);padding-top:24px;margin-top:24px}.vditor-ir div[data-type=footnotes-block]:before{content:"^F"}.vditor-ir div[data-type=footnotes-block]>div[data-type=footnotes-def]>ul,.vditor-ir div[data-type=footnotes-block]>div[data-type=footnotes-def]>ol,.vditor-ir div[data-type=footnotes-block]>div[data-type=footnotes-def]>p,.vditor-ir div[data-type=footnotes-block]>div[data-type=footnotes-def]>blockquote,.vditor-ir div[data-type=footnotes-block]>div[data-type=footnotes-def]>pre,.vditor-ir div[data-type=footnotes-block]>div[data-type=footnotes-def]>table,.vditor-ir div[data-type=footnotes-block]>div[data-type=footnotes-def]>hr{margin-left:8px}.vditor-ir .vditor-toc:before{content:"ToC"}.vditor-ir .vditor-toc span[data-type=toc-h]{color:#4285f4;text-decoration:underline}@media screen and (max-width:520px){.vditor-ir h1:before,.vditor-ir h2:before,.vditor-ir h3:before,.vditor-ir h4:before,.vditor-ir h5:before,.vditor-ir h6:before,.vditor-ir div[data-type=link-ref-defs-block]:before,.vditor-ir div[data-type=footnotes-block]:before,.vditor-ir .vditor-toc:before{content:none}}.vditor-sv{font-family:Helvetica Neue,Luxi Sans,DejaVu Sans,Hiragino Sans GB,Microsoft Yahei,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",Segoe UI Symbol,"Android Emoji",EmojiSymbols;margin:0 1px 0 0;overflow:auto;width:100%;flex:1;min-width:1px;border:0;resize:none;padding:10px 9px 10px 10px;box-sizing:border-box;background-color:var(--panel-background-color);outline:0 none;font-size:16px;line-height:22px;color:var(--textarea-text-color);border-radius:0 0 3px 3px;font-variant-ligatures:no-common-ligatures;white-space:pre-wrap;word-break:break-word;word-wrap:break-word}.vditor-sv[contenteditable=false]{opacity:.3;cursor:not-allowed}.vditor-sv:empty:before{content:attr(placeholder);color:var(--second-color)}.vditor-sv:focus{background-color:var(--textarea-background-color)}.vditor-sv:after{content:"";height:var(--editor-bottom);display:block}.vditor-sv span[data-type=newline]+span[data-type=text]:empty{display:inherit}.vditor-sv .sup{vertical-align:super;font-size:smaller}.vditor-sv .strong{font-weight:700}.vditor-sv .em{font-style:italic}.vditor-sv .s{text-decoration:line-through}.vditor-sv .mark:not(.vditor-sv__marker){background-color:#ff0;color:#000}.vditor-sv .h1{font-size:1.75em;line-height:44px}.vditor-sv .h2{font-size:1.55em;line-height:38px}.vditor-sv .h3{font-size:1.38em;line-height:27px}.vditor-sv .h4{font-size:1.25em;line-height:25px}.vditor-sv .h5{font-size:1.13em}.vditor-sv .h6{font-size:1em}.vditor-sv__marker{color:var(--second-color)}.vditor-sv__marker--heading{color:var(--ir-heading-color)}.vditor-sv__marker--bi{color:var(--ir-bi-color)}.vditor-sv__marker--link{color:var(--ir-link-color)}.vditor-sv__marker--title{color:var(--ir-title-color)}.vditor-sv__marker--bracket{color:var(--ir-bracket-color)}.vditor-sv__marker--paren{color:var(--ir-paren-color)}.vditor-sv__marker--info{color:var(--ir-heading-color)}.vditor-sv__marker--strong{font-weight:700}.textLayer{position:absolute;text-align:initial;inset:0;overflow:clip;opacity:1;line-height:1;text-size-adjust:none;forced-color-adjust:none;transform-origin:0 0;caret-color:CanvasText;color-scheme:only light;--min-font-size: 1;--text-scale-factor: calc(var(--total-scale-factor) * var(--min-font-size));--min-font-size-inv: calc(1 / var(--min-font-size))}.textLayer :is(span,br){color:transparent;position:absolute;white-space:pre;cursor:text;transform-origin:0 0}.textLayer>:not(.markedContent),.textLayer .markedContent span:not(.markedContent){z-index:1;--font-height: 0;font-size:calc(var(--text-scale-factor) * var(--font-height));--scale-x: 1;--rotate: 0deg;transform:rotate(var(--rotate)) scaleX(var(--scale-x)) scale(var(--min-font-size-inv))}.textLayer .markedContent{display:contents}.textLayer span[role=img]{user-select:none;cursor:default}.textLayer ::selection{background:#78a5ef66}.textLayer br::selection{background:transparent}.pdf-scroll:is([data-mode=select],[data-mode=text]) .rescell-annotations [data-annotation-type=text]{pointer-events:bounding-box;cursor:text}.pdf-scroll[data-mode=select] .rescell-annotations [data-annotation-type=text]{cursor:grab;touch-action:none}.pdf-page.annotation-moving,.pdf-page.annotation-moving *{cursor:grabbing!important;user-select:none}.annotation-object-target{position:absolute;z-index:5;pointer-events:none}.pdf-scroll[data-mode=select] .annotation-object-target,.pdf-scroll[data-mode=move] .annotation-image-target{pointer-events:auto;touch-action:none;cursor:grab}.annotation-resize-handle{position:absolute;z-index:6;display:grid;place-items:center;width:22px;height:22px;padding:3px;border:1px solid #497be8;border-radius:4px;color:#225cc1;background:#edf3ff;cursor:nwse-resize;touch-action:none}.annotation-resize-handle:hover{background:#dce8ff}.annotation-resize-handle:focus-visible{outline:2px solid #497be8;outline-offset:2px}.annotation-resize-handle svg{width:16px;height:16px;pointer-events:none}.annotation-selection-box{position:absolute;z-index:5;pointer-events:none;border:1.5px solid #497be8;border-radius:2px}.annotation-controls{position:absolute;z-index:7;display:flex;align-items:center;flex-wrap:wrap;gap:3px;max-width:calc(100% - 16px);padding:4px;border:1px solid #dce3ed;border-radius:8px;background:#fff;color:#263b59;box-shadow:0 3px 14px #23354c26;font:12px/1.3 sans-serif;cursor:default;user-select:none}.annotation-controls button{display:flex;align-items:center;justify-content:center;width:32px;height:32px;flex-shrink:0;padding:7px;border:0;border-radius:4px;background:transparent;color:#45658e;font:inherit;cursor:pointer;touch-action:manipulation}.annotation-controls button:hover,.annotation-controls button:focus-visible{color:#225cc1;background:#edf3ff}.annotation-controls button:focus-visible{outline:2px solid #497be8;outline-offset:1px}.annotation-controls button[data-annotation-action=delete]{color:#c93636}.annotation-controls button[data-annotation-action=delete]:is(:hover,:focus-visible,:active){color:#a51d26;background:#fee4e4}.annotation-controls button[data-annotation-action=save]{color:#21834b}.annotation-controls button[data-annotation-action=save]:is(:hover,:focus-visible,:active){color:#116c39;background:#e2f5e9}.annotation-controls button[data-annotation-action=cancel]{color:#92702e}.annotation-controls button[data-annotation-action=cancel]:is(:hover,:focus-visible,:active){color:#795410;background:#fff1cf}.annotation-controls button[data-annotation-action=move]{cursor:grab;touch-action:none}.annotation-controls svg{width:18px;height:18px;pointer-events:none}.annotation-controls input[type=color]{width:28px;height:28px;padding:2px;border:0;background:transparent}.annotation-controls input[type=number]{width:44px;padding:4px;border:1px solid #dce3ed;border-radius:4px;color:#263b59;background:#fff;font:inherit}.annotation-editor{position:absolute;z-index:6;box-sizing:border-box;min-height:0;margin:0;padding:4px;border:1px solid #497be8;border-radius:2px;outline:none;background:#fffffff0;box-shadow:0 0 0 2px #497be81a;font-family:sans-serif;line-height:1.3;resize:none;overflow:auto;cursor:text;touch-action:auto}@media(pointer:coarse){.annotation-resize-handle{width:30px;height:30px}.annotation-controls button{width:40px;height:40px}}@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,math,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.19.1"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .katex-base,.katex .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 .katex-vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .katex-thinbox{display:inline-flex;flex-direction:row;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 .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .katex-hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.katex-root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .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 .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .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;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{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}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .katex-stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .katex-stretchy:after,.katex .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 .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 .reflectbox{display:inline-block;transform:scaleX(-1)}.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>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}
