@import"https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=Space+Mono:ital,wght@0,400;0,700;1,400&display=swap";:root{--font-body: "Space Mono", "IBM Plex Mono", monospace;--font-display: "Syne", "Helvetica Neue", sans-serif;--font-mono: "Space Mono", "IBM Plex Mono", monospace;font-family:var(--font-body);line-height:1.65;font-weight:400;color:#0a0a0a;background-color:#f7f7f5;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--surface: #eeeee8;--surface-muted: #e5e5df;--text: #0a0a0a;--muted: #777777;--border: #0a0a0a;--primary: #1a56db;--primary-strong: #1445b8;--secondary: #e5e5df;--shadow: none;--chart-track: #c8c8c2;--chart-good: #1a56db;--chart-bad: #cc2222;--heatmap-0: #e0e0da;--heatmap-1: #9be9a8;--heatmap-2: #40c463;--heatmap-3: #30a14e;--heatmap-4: #216e39;--danger: #cc2222;--danger-strong: #aa1a1a;--success: #1a7a4a;--focus-ring: rgba(26, 86, 219, .4)}:root[data-theme=dark]{color:#f0f0ee;background-color:#0d0d0b;--surface: #1a1a18;--surface-muted: #222220;--text: #f0f0ee;--muted: #888884;--border: #333330;--primary: #4d7aef;--primary-strong: #3a66e0;--secondary: #222220;--shadow: none;--chart-track: #333330;--chart-good: #4d7aef;--chart-bad: #e03333;--heatmap-0: #222220;--heatmap-1: #0e4429;--heatmap-2: #006d32;--heatmap-3: #26a641;--heatmap-4: #39d353;--danger: #e03333;--danger-strong: #cc2222;--success: #26a641;--focus-ring: rgba(77, 122, 239, .5)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background-color:#f7f7f5}:root[data-theme=dark] .card{background:var(--surface)}:root[data-theme=dark] body{background-color:#0d0d0b;color:var(--text)}a{font-weight:600;color:var(--primary);text-decoration:none}a:hover{color:var(--primary-strong)}:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}:root[data-theme=dark] :focus-visible{outline-color:var(--focus-ring)}h1,h2,h3{font-weight:600;margin:0 0 12px;font-family:var(--font-display)}h1{font-size:2.2rem;font-weight:800;letter-spacing:-.04em}h2{font-size:1.4rem}p{margin:0 0 12px;color:var(--muted)}ul{margin:0;padding-left:20px}.container{max-width:1080px;margin:0 auto;padding:28px 18px 48px}.app-header{position:sticky;top:0;z-index:10;background:var(--surface);border-bottom:2px solid var(--border)}:root[data-theme=dark] .app-header{background:var(--surface)}.app-header-inner{max-width:1080px;margin:0 auto;padding:12px 18px;display:flex;align-items:center;gap:12px}.page{padding-top:12px}.page-home{padding-top:0}.app-shell{min-height:100vh;padding-bottom:72px}.app-shell-home{padding-bottom:0}.nav-link{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:0;color:var(--text);font-weight:600}.nav-link:hover{background:var(--surface-muted)}.nav-link-active{background:#1a56db14;color:var(--primary)}.nav-icon{display:inline-flex;align-items:center;justify-content:center}.nav-text{font-size:.9rem}.icon{width:20px;height:20px}.nav-add{position:relative}.nav-add-button{display:inline-flex;align-items:center;gap:8px}.nav-add-button-active{background:#1a56db14;border-color:var(--primary);color:var(--primary);box-shadow:none}:root[data-theme=dark] .nav-add-button-active{background:#4d7aef1a;border-color:var(--primary)}.nav-menu{position:absolute;top:52px;left:0;background:var(--surface);border:1px solid var(--border);border-radius:0;box-shadow:var(--shadow);display:flex;flex-direction:column;min-width:200px;padding:8px;z-index:20}.nav-menu a{padding:8px 10px;border-radius:0;color:var(--text);font-weight:600}.nav-menu a:hover,.nav-menu a:focus-visible{background:var(--surface-muted)}.account-cluster{margin-left:auto;display:flex;align-items:center;gap:8px}.auth-trigger{display:flex;align-items:center}.streak-badge{display:inline-flex;align-items:center;gap:6px;min-height:34px;padding:6px 10px;border-radius:0;border:1px solid var(--border);background:var(--surface);color:var(--text);font-weight:700}.streak-badge-active{border-color:var(--primary)}.streak-icon{display:inline-flex;align-items:center;justify-content:center;font-size:.92rem;line-height:1}.streak-value{font-size:.88rem;line-height:1}.leitner-info{position:relative;display:flex;align-items:center}.leitner-info-trigger{width:30px;height:30px;border-radius:0;border:1px solid var(--border);background:var(--surface);color:var(--text);display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:.95rem;line-height:1;cursor:help}.leitner-tooltip{position:absolute;top:calc(100% + 10px);right:0;width:min(480px,calc(100vw - 36px));padding:14px 16px;border-radius:0;border:1px solid var(--border);background:var(--surface);color:var(--text);box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .15s ease,transform .15s ease,visibility .15s ease;pointer-events:none;z-index:30}.leitner-info:hover .leitner-tooltip,.leitner-info:focus-within .leitner-tooltip{opacity:1;visibility:visible;transform:translateY(0)}.leitner-tooltip h3{margin:0 0 6px;font-size:1rem}.leitner-tooltip p{margin:0 0 8px;font-size:.9rem;color:var(--text)}.leitner-tooltip ul{margin:0 0 8px;padding-left:18px}.leitner-tooltip li{margin-bottom:4px;font-size:.88rem}.leitner-tooltip-subtitle{margin-top:10px;font-weight:700}.auth-button{display:inline-flex;align-items:center;gap:8px}.auth-muted{color:var(--muted);font-size:.9rem}.auth-error{color:var(--danger);font-weight:600}.auth-success{color:var(--primary);font-weight:600}.auth-provider{justify-content:center;width:100%}.auth-email-form{display:flex;flex-direction:column;gap:8px}.auth-divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:.85rem}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--border)}.theme-toggle{display:flex;align-items:center;justify-content:space-between;gap:16px;font-weight:600}.theme-switch{position:relative;width:56px;height:28px;display:inline-flex;align-items:center}.theme-input{position:absolute;inset:0;opacity:0;cursor:pointer;margin:0;z-index:2}.theme-track{position:relative;width:56px;height:28px;border-radius:0;background:var(--surface-muted);border:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 6px;color:var(--muted);transition:background .2s ease,border-color .2s ease}.theme-thumb{position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:0;background:var(--surface);transition:transform .2s ease}.theme-input:checked+.theme-track{background:#1a56db14;border-color:var(--primary)}.theme-input:checked+.theme-track .theme-thumb{transform:translate(28px)}.theme-icon{font-size:.75rem;line-height:1}.theme-icon-sun{transform:translateY(-1px)}.theme-icon-moon{transform:translateY(1px)}.chart{display:flex;gap:8px;align-items:flex-end;height:160px;min-height:160px}.chart-col{flex:1;text-align:center;display:flex;flex-direction:column;align-items:stretch;height:100%}.chart-bar{flex:1;background:var(--chart-track);border-radius:0;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden}.chart-bar-good{background:var(--chart-good)}.chart-bar-bad{background:var(--chart-bad)}.chart-label{margin-top:6px;font-size:12px;color:var(--muted)}.nav-menu a:hover{background:var(--surface-muted)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);display:none;justify-content:space-around;padding:10px 16px;z-index:20}.bottom-nav .nav-link{flex-direction:column;gap:4px}.bottom-nav .nav-text{font-size:.7rem}.page-header{margin-bottom:24px}.section{margin-top:20px}.card{background:#fff;border:2px solid var(--border);border-radius:0;padding:18px;box-shadow:var(--shadow)}.card-list{list-style:none;padding-left:0;margin:0;display:grid;gap:16px}.table{width:100%;border-collapse:collapse;font-size:.95rem}.table th,.table td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--border)}.table th{color:var(--muted);font-weight:600}.list-item{display:flex;flex-direction:column;gap:8px}.btn{border-radius:0;border:2px solid transparent;padding:10px 16px;font-size:.8rem;font-weight:700;font-family:var(--font-mono);cursor:pointer;transition:background .1s ease,border-color .1s ease}.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn-primary:hover{background:var(--primary-strong);border-color:var(--primary-strong)}.btn-secondary{background:var(--surface);border-color:var(--border);color:var(--text)}.btn-secondary:hover{background:var(--border);color:#fff;border-color:var(--border)}.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn-danger:hover{background:var(--danger-strong);border-color:var(--danger-strong)}.input,.textarea{width:100%;border:2px solid var(--border);border-radius:0;padding:10px 12px;font-size:.95rem;font-family:inherit;background:var(--surface);color:var(--text)}.input:focus,.textarea:focus{outline:none;border-color:var(--primary)}:root[data-theme=dark] .input:focus,:root[data-theme=dark] .textarea:focus{border-color:var(--primary)}.textarea{resize:vertical}.split{display:flex;gap:20px;align-items:flex-start}.sidebar{flex:0 0 240px}.panel{flex:1}.panel-header{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.panel-actions{margin-left:auto;display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end}.filter-group{display:flex;gap:8px;flex-wrap:wrap}.review-tags{display:flex;justify-content:flex-start;margin:0}.review-page.container{max-width:1360px}.review-session{--review-scale: 1;margin-top:0;display:flex;flex-direction:column;gap:12px;padding:16px}.review-session-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px 10px}.review-session-meta p{margin:0}.review-session-mode{font-size:.92rem}.review-progress{display:flex;flex-direction:column;gap:8px}.review-progress-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px;flex-wrap:wrap}.review-progress-title,.review-progress-count{margin:0}.review-progress-title{color:var(--text);font-size:.95rem;font-weight:700}.review-progress-count{font-size:.9rem;font-weight:600}.review-progress-track{position:relative;height:10px;border-radius:0;border:1px solid var(--border);background:var(--surface-muted);overflow:hidden}.review-progress-fill{display:block;height:100%;background:var(--primary);border-radius:inherit;transition:width .2s ease}.review-session-shell,.review-card-stack{display:grid;grid-template-columns:minmax(0,1fr);gap:12px;min-height:0}.review-card-stack-revealed{grid-template-rows:minmax(0,1.6fr) minmax(0,.8fr)}.review-face{border:1px solid var(--border);border-radius:0;background:var(--surface-muted);padding:12px;min-height:240px;display:flex;flex-direction:column;gap:8px}.review-face h2{margin:0;font-size:1.05rem}.review-face .markdown{flex:1;min-height:0;display:flex;flex-direction:column;gap:10px;overflow:auto;overflow-anchor:none;padding-right:4px}.review-face .markdown p{margin:0}.review-face .markdown>*{flex:0 0 auto}.review-face .markdown img{margin:0 auto;width:auto;height:min(calc(46vh * var(--review-scale)),calc(360px * var(--review-scale)));max-height:none}.review-card-stack-revealed .review-face .markdown img{height:min(calc(36vh * var(--review-scale)),calc(280px * var(--review-scale)))}.review-face .markdown p:last-child{margin-bottom:0}.review-hint{border-top:1px solid var(--border);padding-top:8px;display:flex;flex-direction:column;gap:6px}.review-hint h3{margin:0;font-size:.95rem}.review-hint .markdown{max-height:140px}.review-session-actions{display:flex;flex-direction:column;gap:10px}.review-session-actions .btn{width:100%}.review-answer-buttons{display:flex;flex-direction:column;gap:10px}.btn-toggle.is-active{background:var(--primary);border-color:var(--primary);color:#fff}.tree{list-style:none;padding-left:0;margin:12px 0 0}.tree-row{display:flex;gap:8px;align-items:center;margin-bottom:6px}.tree-spacer{width:32px}.chip{display:inline-flex;align-items:center;gap:6px;border-radius:0;border:1px solid var(--border);background:var(--surface-muted);padding:4px 10px;font-size:.85rem;font-weight:600;color:var(--text)}.breadcrumb{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0 16px}.button-row{display:flex;gap:12px;justify-content:space-between}.sr-only{border:0;clip:rect(0 0 0 0);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px}.home-hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:84px 24px 32px;gap:16px;position:relative}.home-account{position:absolute;top:24px;right:24px;z-index:2;display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:8px}.home-grid{width:min(100%,880px);display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:18px}.home-summary{width:min(100%,880px)}.home-summary.card{padding:16px}.home-summary .panel-header{gap:10px}.home-summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px;margin-top:6px}.home-summary-item{display:flex;flex-direction:column;gap:4px;min-height:160px}.home-summary-count{margin:0;font-size:1rem;font-weight:700;color:var(--text)}.home-summary-next{margin:0;font-size:.88rem;color:var(--muted);line-height:1.25;min-height:2.2em}.home-box-link{display:inline-flex;align-items:center;justify-content:center;border-radius:0;border:1px solid var(--border);padding:6px 8px;font-size:.82rem;font-weight:600;color:var(--text);background:var(--surface-muted);text-decoration:none;margin-top:auto}.home-box-link:hover{background:#1a56db14;border-color:var(--primary)}.home-box-link-disabled{opacity:.55;cursor:not-allowed}.home-summary-item-tomorrow .home-summary-count{font-size:1.15rem}.home-tile{background:var(--surface);border:1px solid var(--border);border-radius:0;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;gap:6px;min-height:140px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;color:var(--text);padding:16px}.home-tile:hover{border-color:var(--primary)}.home-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.home-primary .home-desc{color:#ffffffc7}.home-icon{width:48px;height:48px}.home-label{font-weight:600;color:inherit}.home-desc{font-size:.85rem;color:var(--muted)}.home-action{gap:10px}.home-actions{display:flex;flex-direction:column;gap:6px;width:100%}.home-action-link{display:inline-flex;align-items:center;justify-content:center;padding:8px 10px;border-radius:0;border:1px solid var(--border);background:var(--surface-muted);color:var(--text);font-weight:600;font-size:.85rem}.home-action-link:hover{background:#1a56db14;border-color:var(--primary)}:root[data-theme=dark] .home-action-link:hover{background:#4d7aef14;border-color:var(--primary)}.stats-layout{display:flex;flex-direction:column;gap:16px}.stats-grid-top{display:grid;gap:16px}.stats-layout>.card.section{margin-top:0}.stats-grid-top>.card.section{margin-top:0}@media(min-width:1024px){.container.stats-page{max-width:1240px}.stats-page .card{padding:16px}.stats-layout{gap:14px}.stats-grid-top{grid-template-columns:1.55fr .75fr;align-items:stretch;gap:14px}.stats-overview .card-list{grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}.stats-overview .card.list-item{padding:12px;background:var(--surface-muted);box-shadow:none;border-color:#94a3b859}.stats-overview .card.list-item h3{font-size:.95rem;line-height:1.2;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.stats-overview .card.list-item p{margin:0;font-size:1.25rem;font-weight:700;color:var(--text)}.stats-box-split .table th,.stats-box-split .table td{padding:7px 8px;font-size:.92rem}.stats-box-split .table thead{display:none}.stats-box-split .table tbody{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.stats-box-split .table tr{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border:1px solid rgba(148,163,184,.35);border-radius:0;background:var(--surface-muted)}.stats-box-split .table td{border-bottom:0;padding:0}.stats-box-split .table td:first-child{color:var(--muted);font-weight:600}.stats-box-split .table td:last-child{color:var(--text);font-weight:700}.stats-progress .card.section{padding:0;border:0;background:transparent;box-shadow:none;margin-top:10px}.stats-progress .card.section>h2{display:none}.stats-progress .card.section>p{margin-top:8px}}.markdown img{display:block;max-width:100%;max-height:280px;height:auto;object-fit:contain;border-radius:0;margin:12px 0}.markdown .katex{color:var(--text)}.modal-backdrop{position:fixed;inset:0;background:#0f172a66;display:flex;align-items:center;justify-content:center;z-index:100;padding:16px}.modal{background:var(--surface);border-radius:0;padding:20px;max-width:520px;width:100%;border:1px solid var(--border);box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px}.img-error{display:inline-block;padding:6px 10px;border-radius:0;border:1px dashed var(--border);color:var(--muted);font-size:.85rem}@media(max-width:900px){.split{flex-direction:column}.sidebar{width:100%}.app-header{display:none}.bottom-nav{display:flex}}@media(min-width:901px){.review-page.container{padding-top:16px;padding-bottom:16px}.review-session{height:min(calc(980px * var(--review-scale)),calc(100dvh - 110px))}.review-session-shell{flex:1;min-height:0;grid-template-columns:minmax(0,1fr) 220px;align-items:stretch}.review-card-stack{min-height:0}.review-card-stack:not(.review-card-stack-revealed){grid-template-rows:minmax(0,1fr)}.review-card-stack-revealed{grid-template-columns:minmax(0,1.35fr) minmax(300px,1fr);grid-template-rows:minmax(0,1fr)}.review-face{min-height:0}}@media(max-width:640px){.button-row{flex-direction:column}.home-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.home-tile{min-height:120px}.home-actions{gap:8px}.nav-text{font-size:.7rem}}.stats-heatmap{overflow-x:auto}.stats-heatmap-summary{margin:0 0 12px;font-size:.88rem;color:var(--muted)}.heatmap-grid-wrap{display:flex;flex-direction:column;gap:2px;min-width:600px}.heatmap-month-row{display:grid;gap:2px;padding-left:24px}.heatmap-month-label{font-size:.72rem;color:var(--muted);white-space:nowrap;overflow:hidden}.heatmap-body{display:flex;gap:4px}.heatmap-dow{display:grid;grid-template-rows:repeat(7,11px);gap:2px;flex-shrink:0;width:20px}.heatmap-dow-label{font-size:.65rem;color:var(--muted);line-height:11px;text-align:right}.heatmap-grid{display:grid;grid-template-rows:repeat(7,11px);grid-auto-flow:column;gap:2px;flex:1}.heatmap-cell{width:11px;height:11px;border-radius:0;flex-shrink:0}.heatmap-legend{display:flex;align-items:center;gap:4px;margin-top:10px;font-size:.75rem;color:var(--muted)}.stats-retention{overflow:visible}.retention-chart{display:flex;align-items:flex-end;gap:16px;height:160px;padding:0 8px;border-bottom:1px solid var(--border)}.retention-col{flex:1;display:flex;flex-direction:column;align-items:center;height:100%}.retention-bar-wrap{flex:1;width:100%;position:relative;display:flex;align-items:flex-end;justify-content:center}.retention-bar{width:60%;background:var(--chart-good);border-radius:0;min-height:4px;transition:height .3s ease}.retention-pct{position:absolute;top:-20px;font-size:.78rem;font-weight:600;color:var(--text)}.retention-label{font-size:.78rem;color:var(--muted);margin-top:6px;white-space:nowrap}.retention-count{font-size:.7rem;margin-top:2px}.retention-hint{margin-top:12px;font-size:.82rem}.nav-search-button{display:flex;align-items:center;padding:6px;min-width:0}.search-overlay{position:fixed;inset:0;background:#0006;display:flex;align-items:flex-start;justify-content:center;padding-top:10vh;z-index:9999}.search-dialog{width:100%;max-width:560px;padding:16px;display:flex;flex-direction:column;gap:8px}.search-input{width:100%;font-size:1.05rem}.search-results{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px;max-height:320px;overflow-y:auto}.search-result{padding:10px 12px;border-radius:0;cursor:pointer;display:flex;flex-direction:column;gap:2px;border:1px solid transparent}.search-result:hover,.search-result-active{background:var(--surface-muted);border-color:var(--border)}.search-result-front{font-size:.95rem;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.search-result-tags{font-size:.78rem}.search-empty{padding:8px 12px;font-size:.9rem}.search-hint{font-size:.75rem;text-align:right;margin:0}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/Flashcards/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/Flashcards/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(/Flashcards/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/Flashcards/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/Flashcards/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.27"}.katex .katex-mathml{clip:rect(1px,1px,1px,1px);border:0;height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}