:root{color-scheme:light;--bg: #4f347e;--bg-deep: #34215f;--surface: rgba(92, 66, 149, .8);--surface-strong: rgba(102, 75, 161, .86);--surface-dark: #090713;--surface-light: #fffdfb;--surface-light-strong: #ffffff;--surface-soft: #faf4ff;--surface-tint: #f7f1ff;--ink: #1c1630;--ink-strong: #171127;--muted: #72689d;--muted-strong: #5f5388;--text-on-dark: #fff7ee;--text-on-dark-muted: #ebe3ff;--placeholder: #7d729f;--line: rgba(92, 63, 147, .18);--line-soft: rgba(92, 63, 147, .12);--line-strong: rgba(213, 176, 82, .64);--accent: #ff6a3d;--accent-strong: #ff2f87;--accent-soft: rgba(255, 107, 61, .16);--olive: #65f2b1;--olive-soft: rgba(101, 242, 177, .16);--success: #7df0b4;--success-ink: #17573a;--warning: #c47b18;--warning-surface: #fdf7f1;--warning-ink: #9c5d0c;--danger: #ff6d6d;--danger-surface: #ffe4e4;--danger-ink: #8b2525;--info: #7ec8ff;--violet: #8e6bff;--gold: #ffd76a;--rose: #ff89b5;--shadow-lg: 0 20px 0 rgba(22, 12, 49, .34), 0 0 0 2px rgba(255, 203, 88, .12), 0 30px 70px rgba(44, 25, 89, .34);--shadow-md: 0 10px 0 rgba(22, 12, 49, .28), 0 0 0 1px rgba(255, 203, 88, .12), 0 18px 40px rgba(44, 25, 89, .28);--radius-xl: 28px;--radius-lg: 20px;--radius-md: 14px;--radius-sm: 10px;--font-display: "Avenir Next", "Trebuchet MS", "Futura", sans-serif;--font-body: "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;--frame-border: linear-gradient(135deg, rgba(255, 215, 106, .92), rgba(255, 86, 121, .88), rgba(117, 240, 193, .9), rgba(126, 200, 255, .94))}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{font-family:var(--font-body);color:var(--text-on-dark);background:radial-gradient(circle at 10% 12%,rgba(255,173,138,.34),transparent 28%),radial-gradient(circle at 88% 14%,rgba(182,224,255,.28),transparent 26%),radial-gradient(circle at 72% 74%,rgba(255,178,215,.2),transparent 30%),radial-gradient(circle at 24% 78%,rgba(194,255,234,.18),transparent 26%),linear-gradient(180deg,#7860a6,#664d97 30%,#533d84 64%,#412d6a);background-attachment:fixed;overflow-x:hidden}button,input,select,textarea{font:inherit}button{border:none}.app-shell{position:relative;min-height:100vh;overflow:visible}.app-background{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;background:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.024) 1px,transparent 1px),linear-gradient(180deg,rgba(255,224,177,.045),transparent 34%,rgba(165,205,255,.05) 100%),radial-gradient(circle at 16% 18%,rgba(255,232,188,.12),transparent 30%),radial-gradient(circle at 82% 28%,rgba(255,170,219,.1),transparent 26%);background-size:52px 52px,52px 52px,auto,auto,auto;opacity:.92}.app-background--glyphs{opacity:.5;background:radial-gradient(circle at 18% 30%,rgba(255,255,255,.08),transparent 18%),radial-gradient(circle at 80% 68%,rgba(255,215,106,.08),transparent 18%)}.app-background--glyphs:before{content:"π   ∑   ♟   ∆   x²   ∞   √   ⊕";position:absolute;inset:10% auto auto 6%;color:#fff0c229;letter-spacing:1.2rem;font-size:clamp(1rem,2vw,1.5rem);transform:rotate(-8deg)}.app-background--glyphs:after{content:"♞   λ   ∫   8×8   ≈   Σ";position:absolute;right:5%;bottom:10%;color:#7ec8ff29;letter-spacing:.9rem;font-size:clamp(.95rem,1.8vw,1.35rem);transform:rotate(7deg)}.app-background:before,.app-background:after{content:"";position:absolute;pointer-events:none;background-repeat:no-repeat;background-size:contain;filter:saturate(.95) contrast(1.05)}.app-background:before,.app-background:after{display:none}.app-shell__orb{position:fixed;width:34vmax;height:34vmax;border-radius:50%;pointer-events:none;mix-blend-mode:screen;filter:blur(54px);opacity:.18}.app-shell__orb--alpha{top:-10vmax;left:-12vmax;background:radial-gradient(circle,rgba(255,222,136,.72),rgba(255,138,95,.18) 42%,transparent 72%)}.app-shell__orb--beta{right:-14vmax;bottom:-14vmax;background:radial-gradient(circle,rgba(160,214,255,.68),rgba(160,126,255,.18) 45%,transparent 72%)}.app-frame{position:relative;z-index:1;width:min(1180px,calc(100vw - 32px));margin:0 auto;padding:32px 0 calc(60px + env(safe-area-inset-bottom,0px))}.app-frame--compact{width:min(760px,calc(100vw - 32px));padding-top:64px}.app-frame--workspace{padding-top:28px}.hero-card,.panel,.topbar{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.hero-card{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;padding:30px 32px;margin-bottom:18px;border:3px solid transparent;border-radius:var(--radius-xl);background:linear-gradient(var(--surface),var(--surface)) padding-box,var(--frame-border) border-box,linear-gradient(135deg,#ff744d14,#8e6bff0f);box-shadow:var(--shadow-lg);position:relative;overflow:hidden}.hero-card--compact{gap:18px;padding:22px 24px}.hero-card__main{min-width:0;flex:1}.hero-card--centered{align-items:center}.hero-card--centered .hero-card__main{display:flex;flex-direction:column;justify-content:center;min-height:204px}.hero-card--login{align-items:center;gap:clamp(20px,4vw,48px)}.hero-card--login .hero-card__main{display:flex;flex:1 1 auto;align-items:center;justify-content:center;min-height:clamp(180px,24vw,260px);padding:0 clamp(16px,3vw,40px);text-align:center}.hero-card--login .hero-side{flex:0 0 auto;justify-items:center}.hero-card--login.hero-card--compact h1{margin:0;font-size:clamp(3rem,6vw,4.9rem)}.hero-card:before{content:"";position:absolute;top:14px;right:14px;bottom:14px;left:14px;border:1px dashed rgba(255,222,145,.24);border-radius:calc(var(--radius-xl) - 10px);pointer-events:none}.hero-card h1{margin:6px 0 10px;font-family:var(--font-display);font-size:clamp(2rem,4vw,3.4rem);line-height:.96;letter-spacing:-.04em;color:#fff8ef}.hero-card--compact h1{margin:4px 0 8px;font-size:clamp(1.9rem,3.2vw,2.75rem)}.eyebrow{margin:0;color:var(--gold);text-transform:uppercase;letter-spacing:.22em;font-size:.74rem;font-weight:700}.hero-copy{margin:0;max-width:720px;color:var(--text-on-dark-muted);font-size:1.02rem;line-height:1.6}.hero-card--compact .hero-copy{max-width:580px;font-size:.96rem;line-height:1.48}.hero-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}.hero-card--compact .hero-actions,.hero-card--compact .tab-row{gap:8px}.hero-side{display:grid;gap:10px;justify-items:end}.hero-card--compact .hero-side{gap:8px}.hero-glyphs{width:132px;margin-top:-6px;font-size:.84rem;letter-spacing:.18em;color:#ffdfa157;text-align:center;white-space:nowrap;pointer-events:none}.hero-card--compact .hero-glyphs{width:116px;margin-top:-8px;font-size:.76rem;letter-spacing:.16em}.character-badge{position:relative;display:grid;place-items:center;border-radius:24px;overflow:hidden;background:linear-gradient(180deg,#fffefbfa,#f6edffeb);border:2px solid rgba(255,215,106,.22);box-shadow:0 18px 30px #26185724}.character-badge:after{content:"";position:absolute;top:10px;right:10px;bottom:10px;left:10px;border-radius:18px;border:1px dashed rgba(111,86,172,.18);pointer-events:none}.character-badge__image{display:block;width:100%;height:100%;object-fit:contain;object-position:center 8%}.character-badge--hero{width:148px;height:204px;padding:12px}.character-badge--nav{width:40px;height:40px;padding:4px;border-radius:14px}.hero-card--compact .character-badge--hero{width:116px;height:156px;padding:10px}.character-badge--side{width:112px;height:132px;padding:10px}.character-badge--callout{width:102px;height:150px;padding:8px;flex:0 0 auto}.character-badge--empty{width:96px;height:146px;padding:8px;flex:0 0 auto}.topbar{position:sticky;top:calc(env(safe-area-inset-top,0px) + 12px);z-index:120;display:flex;align-items:center;gap:12px;width:min(1180px,calc(100vw - 32px));margin:16px auto 0;padding:10px 14px;border:2px solid transparent;border-radius:20px;background:linear-gradient(var(--surface-strong),var(--surface-strong)) padding-box,var(--frame-border) border-box;box-shadow:var(--shadow-md)}.topbar--workspace{flex-wrap:nowrap}.topbar--pinned{top:0;margin-top:0;padding-top:calc(10px + env(safe-area-inset-top,0px));border-top-left-radius:0;border-top-right-radius:0;width:min(1180px,100vw)}.topbar__brand{display:flex;min-width:0;gap:10px;align-items:center}.topbar__user{color:var(--text-on-dark-muted);font-size:.9rem;white-space:nowrap}.topbar__mark{display:grid;place-items:center;width:40px;height:40px;border-radius:13px;background:linear-gradient(135deg,#ffd76af2,#ff6557e6,#8e6bffe6);color:#190f31;font-weight:800;box-shadow:inset 0 1px #ffffff73,0 0 22px #ff717e57;flex:0 0 auto}.topbar__status{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px;align-items:center}.topbar__section{min-width:0}.topbar__section--identity{flex:0 0 auto;display:flex;align-items:center;padding-right:12px;margin-right:4px;border-right:1px solid rgba(255,255,255,.12)}.topbar__section--tabs{flex:1 1 auto;display:flex;align-items:center;min-width:0;overflow-x:auto;overflow-y:hidden;padding:6px 0;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.3) transparent}.topbar__section--tabs .tab-row{width:max-content;min-width:max-content;margin-inline:auto;flex-wrap:nowrap;align-items:center;gap:8px;overflow:visible;padding-bottom:0;justify-content:flex-start}.topbar__section--tabs::-webkit-scrollbar{height:6px}.topbar__section--tabs::-webkit-scrollbar-thumb{border-radius:999px;background:#ffffff3d}.topbar__section--tabs::-webkit-scrollbar-track{background:transparent}.topbar__section--tabs .tab-button{flex:0 0 auto;padding:7px 12px;font-size:.95rem;line-height:1.08;white-space:nowrap;box-shadow:inset 0 1px #ffffff1f,0 4px #2316463d}.topbar__section--status{flex:0 0 auto;display:flex;align-items:center;margin-left:auto;justify-content:flex-end;gap:8px;flex-wrap:nowrap}.topbar__section--status .badge,.topbar__section--status .button{flex:0 0 auto}.topbar__section--status::-webkit-scrollbar{display:none}.topbar__section--status .badge--luminous{padding:6px 10px;font-size:.8rem}.topbar__section--status .button--small{padding:7px 12px}.panel{padding:22px;margin-bottom:18px;border:2px solid transparent;border-radius:var(--radius-lg);background:linear-gradient(var(--surface),var(--surface)) padding-box,linear-gradient(135deg,#ffd86d9e,#ff5f8b70,#7ec8ff66) border-box;box-shadow:var(--shadow-md);position:relative;overflow:hidden}.story-callout,.empty-state-card{display:flex;gap:16px;align-items:center;margin-bottom:16px;padding:14px 16px;border-radius:22px;border:2px solid rgba(255,215,106,.16);background:#fff8ecb8}.story-callout strong,.empty-state-card strong{display:block;margin-bottom:4px;color:#231b3c;font-family:var(--font-display);font-size:1.05rem}.story-callout p,.empty-state-card p{margin:0;color:#6d638f;line-height:1.55}.story-callout--mint{background:linear-gradient(135deg,#ecfff8f0,#f5f0ffe0)}.story-callout--violet{background:linear-gradient(135deg,#f4eefff2,#fff6ece6)}.story-callout--gold{background:linear-gradient(135deg,#fff7e4f5,#f8efffe0)}.story-callout--rose{background:linear-gradient(135deg,#ffeff3f5,#f4f0ffe6)}.panel:before{content:"";position:absolute;top:0;left:0;width:100%;height:8px;border-radius:18px 18px 0 0;background:linear-gradient(90deg,#ff6f47,#ffd76a,#65f2b1,#7ec8ff,#ff89b5);opacity:.92}.panel:after{content:"♞";position:absolute;right:16px;top:14px;font-size:1.1rem;color:#ffe2a43d}.panel--highlight{background:linear-gradient(var(--surface-strong),var(--surface-strong)) padding-box,linear-gradient(135deg,#ffd76ac7,#65f2b17a,#7ec8ff6b) border-box}.panel--login{margin-top:18px}.panel-heading{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:16px}.panel-heading h2{margin:0;font-family:var(--font-display);font-size:1.5rem;letter-spacing:-.03em;color:var(--text-on-dark)}.panel-copy{margin:0 0 14px;color:var(--muted-strong);line-height:1.55}.hero-card .panel-copy,.panel>.panel-copy,.panel>.proposal-toggle-row .panel-copy,.panel>.toolbar .panel-copy,.control-hero .panel-copy,.control-note .panel-copy,.control-scoreboards .panel-copy{color:var(--text-on-dark-muted)}.tab-row,.button-row,.panel-actions,.toolbar{display:flex;flex-wrap:wrap;gap:10px}.panel>.toolbar{margin-bottom:18px}.panel>.panel-actions{margin:10px 0 12px}.story-callout+.toolbar,.empty-state-card+.toolbar{margin-top:6px}.tab-row{max-width:100%}.tab-button,.button{border-radius:999px;cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,background .16s ease,color .16s ease}.tab-button:hover,.button:hover{transform:translateY(-1px)}.tab-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border:2px solid rgba(255,219,122,.3);background:linear-gradient(135deg,#523b8beb,#3e2b70eb);color:var(--text-on-dark);box-shadow:inset 0 1px #ffffff1f,0 6px #23164642}.tab-button__label{min-width:0}.tab-button__count{display:inline-flex;align-items:center;justify-content:center;min-width:1.5rem;height:1.5rem;padding:0 .38rem;border-radius:999px;background:#fff8eef0;color:#4f3f81;font-size:.82rem;font-weight:800}.hero-card--compact .tab-button{padding:8px 14px;box-shadow:inset 0 1px #ffffff1f,0 4px #2316463d}.tab-button.is-active{background:linear-gradient(135deg,var(--gold),var(--accent),var(--accent-strong));color:#180d2d;border-color:#fff3c899;box-shadow:0 12px 28px #ff6b3d42}.button{padding:11px 18px;font-weight:700;border:2px solid rgba(255,219,122,.38)}.button--primary{background:linear-gradient(135deg,var(--gold),var(--accent),var(--accent-strong));color:#180d2d;box-shadow:0 12px 24px #ff607a3d}.button--primary-soft{background:linear-gradient(180deg,#fff8ef,#f5ecff);color:#46396e;border-color:#7860b442;box-shadow:0 8px 18px #46396e1a}.button--danger{background:linear-gradient(135deg,#ffe0e0,#ff9f9f,#ff6e6e);color:#7a1d1d;border-color:#cd4d4dc7;box-shadow:0 12px 24px #c9555538}.button--danger-quiet{padding:8px 12px;background:linear-gradient(135deg,#fff1f3f5,#ffe9ecf0);color:#9b4952;border-color:#c4677347;box-shadow:none}.button--success{background:linear-gradient(135deg,#f7fbff,#e7f0ff,#d7e6ff);color:#3f628b;border-color:#6288c085;box-shadow:0 12px 24px #587eb42e}.button--secondary{background:linear-gradient(135deg,#fffefd,#f3edff);color:#564884;border-color:#846dbc5c;box-shadow:0 10px 24px #5648841f}.button--ghost{background:linear-gradient(180deg,#fffefb,#f5efff);color:#473a70;border-color:#5c3f9338;box-shadow:0 10px 24px #39266e14}.button--danger:hover{box-shadow:0 14px 26px #c9555547}.button--danger-quiet:hover{background:linear-gradient(135deg,#ffecef,#ffe0e6fa);border-color:#c467736b;box-shadow:none}.button--success:hover{box-shadow:0 14px 26px #587eb438}.button:disabled,.button[disabled]{opacity:1;cursor:not-allowed;box-shadow:none}.button--ghost:disabled,.button--ghost[disabled]{background:linear-gradient(180deg,#faf8fd,#f2edf8);color:#b3aac8;border-color:#a092c266}.button--secondary:disabled,.button--secondary[disabled]{background:linear-gradient(135deg,#faf8fd,#f1edf8);color:#aea4c5;border-color:#a89ac770}.button--primary:disabled,.button--primary[disabled]{background:linear-gradient(135deg,#ffe8a8,#ffd39d,#ffc7dd);color:#9f7a44;border-color:#deba788f}.button--danger:disabled,.button--danger[disabled]{background:linear-gradient(135deg,#fff3f3,#ffe8e8);color:#c99c9c;border-color:#d69e9e7a}.button--danger-quiet:disabled,.button--danger-quiet[disabled]{background:transparent;color:#c7a4a8;border-color:transparent}.button--success:disabled,.button--success[disabled]{background:linear-gradient(135deg,#fafcff,#eef3fb);color:#99aac0;border-color:#a4b7d485}.button--small{padding:8px 14px;font-size:.92rem}.badge-row{display:flex;flex-wrap:wrap;gap:8px}.badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:#ffc7b594;color:#ad4d26;font-size:.84rem;font-weight:700;border:1px solid rgba(223,122,84,.56)}.badge--soft{background:#ebf2fff5;color:#4c618d;border-color:#8aa2d26b}.badge--luminous{background:linear-gradient(135deg,#517bff3d,#475eae29);color:#f5c63d;border-color:#d5b05285;box-shadow:0 0 18px #517bff29}.field{display:flex;flex-direction:column;gap:7px}.field span{font-size:.9rem;color:#6e6198;font-weight:700}.field input,.field select,.field textarea,.inline-form input{width:100%;border:2px solid rgba(92,63,147,.16);border-radius:14px;background:linear-gradient(180deg,var(--surface-light-strong),var(--surface-tint));padding:13px 14px;color:var(--ink);outline:none;transition:border-color .14s ease,box-shadow .14s ease,background .14s ease;box-shadow:inset 0 1px #ffffffc7}.field input::placeholder,.field textarea::placeholder,.inline-form input::placeholder{color:var(--placeholder);opacity:1}.field input:focus,.field select:focus,.field textarea:focus,.inline-form input:focus{border-color:#ffd76a9e;box-shadow:0 0 0 4px #7ec8ff24,0 0 24px #ff6f471f;background:linear-gradient(180deg,#fff,#faf4ff)}.field textarea{resize:vertical}.field--inline{display:inline-flex;flex-direction:row;align-items:center;gap:12px}.toolbar>input,.toolbar>select,.toolbar>textarea{border:2px solid rgba(92,63,147,.16);border-radius:14px;background:linear-gradient(180deg,var(--surface-light-strong),var(--surface-tint));padding:13px 14px;color:var(--ink);outline:none;box-shadow:inset 0 1px #ffffffc7}.toolbar>input::placeholder,.toolbar>textarea::placeholder{color:var(--placeholder);opacity:1}.panel>.field span,.panel>.form-grid .field span,.panel>.problem-form .field span,.panel>.toolbar .field span,.panel-heading .field span,.panel>.field--inline>span,.panel-heading .field--inline>span,.panel>.toggle,.panel>.toggle span,.panel-heading .toggle,.panel-heading .toggle span,.panel--highlight>.field span,.panel--highlight>.form-grid .field span,.panel--highlight>.problem-form .field span,.panel--highlight>.toolbar .field span,.panel--highlight .panel-heading .field span,.panel--highlight>.field--inline>span,.panel--highlight .panel-heading .field--inline>span,.panel--highlight>.toggle,.panel--highlight>.toggle span,.panel--highlight .panel-heading .toggle,.panel--highlight .panel-heading .toggle span,.control-note .field span,.control-note .toggle,.control-note .toggle span,.control-scoreboards .field span,.control-scoreboards .toggle,.control-scoreboards .toggle span{color:var(--text-on-dark-muted)}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.form-grid--four{grid-template-columns:repeat(4,minmax(0,1fr))}.form-grid--three{grid-template-columns:repeat(3,minmax(0,1fr))}.form-grid--two{grid-template-columns:repeat(2,minmax(0,1fr))}.problem-form{display:grid;gap:12px}.problem-form--compact{margin-top:12px}.problem-form--on-dark .latex-editor__label,.problem-form--on-dark .latex-editor__preview-label{color:var(--text-on-dark)}.problem-form--on-dark .latex-editor__hint,.problem-form--on-dark .panel-copy,.problem-form--on-dark .choice-editor__head>span{color:var(--text-on-dark-muted)}.problem-form--on-dark .choice-mode-card__title,.problem-form--on-dark .answer-format-card strong{color:var(--ink-strong)}.answer-editor,.choice-editor{display:grid;gap:12px}.answer-format-card{display:flex;justify-content:space-between;gap:14px;padding:14px;border:1px solid rgba(92,63,147,.16);border-radius:16px;background:linear-gradient(180deg,#fff,#fbf5ff);color:var(--ink);box-shadow:inset 0 1px #ffffffd1}.answer-format-card strong{display:block;margin-bottom:6px;color:var(--ink-strong)}.answer-format-card p{margin:0;color:var(--muted-strong)}.choice-mode-card{display:flex;justify-content:space-between;gap:14px;padding:14px;border:1px solid rgba(92,63,147,.16);border-radius:16px;background:linear-gradient(180deg,#fff,#fbf5ff);color:var(--ink);box-shadow:inset 0 1px #ffffffd1}.choice-mode-card__title{display:block;font-weight:700;color:var(--ink-strong)}.choice-mode-card__actions,.choice-editor__summary{display:flex;flex-wrap:wrap;gap:8px}.number-set-editor,.number-set-answer-input,.number-options-editor,.single-answer-input{display:grid;gap:10px}.choice-editor__head,.choice-editor__row{display:flex;align-items:center;gap:10px}.choice-editor__head{justify-content:space-between}.choice-editor__row{flex-wrap:wrap}.choice-editor__toggle{width:18px;height:18px;accent-color:#3eb686}.choice-editor__input{flex:1;min-width:180px;border:2px solid rgba(92,63,147,.16);border-radius:14px;background:linear-gradient(180deg,var(--surface-light-strong),var(--surface-tint));padding:13px 14px;color:var(--ink)}.choice-answer-input{display:grid;gap:8px;flex:1}.format-hint{position:relative;display:inline-flex;vertical-align:middle}.format-hint__trigger{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;padding:0;border-radius:50%;border:1px solid rgba(92,63,147,.28);background:#f3edffeb;color:#5c3f93;font-size:.85rem;font-weight:700;line-height:1;cursor:pointer;box-shadow:0 2px 6px #5c3f931a;transition:background .15s ease,transform .15s ease,box-shadow .15s ease,color .15s ease}.format-hint__trigger:hover,.format-hint__trigger:focus-visible{background:#e6daff;color:#3f316d;transform:scale(1.06);outline:none}.format-hint__trigger.is-open{background:#d6c4ff;color:#2a1f5d;box-shadow:0 4px 12px #5c3f9338}.format-hint__bubble{position:absolute;top:calc(100% + 10px);right:-4px;z-index:40;width:max-content;max-width:min(280px,80vw);padding:10px 12px;border-radius:12px;background:#2a1f5d;color:#f3edff;font-size:.85rem;font-weight:500;line-height:1.45;box-shadow:0 12px 32px #140c3c47;pointer-events:none;white-space:normal;text-align:left}.format-hint__bubble:before{content:"";position:absolute;top:-5px;right:10px;width:12px;height:12px;background:#2a1f5d;transform:rotate(45deg);border-radius:2px}@media (prefers-reduced-motion: reduce){.format-hint__trigger{transition:none}.format-hint__trigger:hover,.format-hint__trigger:focus-visible{transform:none}}.answer-input__hint-row{display:flex;justify-content:flex-end;align-items:center;min-height:24px}.number-set-answer-input input{width:100%;border:2px solid rgba(92,63,147,.16);border-radius:14px;background:linear-gradient(180deg,var(--surface-light-strong),var(--surface-tint));padding:13px 14px;color:var(--ink)}.choice-answer-input__option{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid rgba(255,215,106,.22);border-radius:14px;background:#fffcf6e0;color:#241c3f}.latex-editor{display:grid;gap:12px}.latex-editor--compact{gap:10px}.latex-editor__header{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;margin-bottom:4px}.latex-editor__label,.latex-editor__preview-label{display:block;font-size:.9rem;color:#584a85;font-weight:700}.latex-editor__hint{margin:6px 0 0;color:#776a9f;font-size:.92rem;line-height:1.5}.latex-editor__modes{display:flex;flex-wrap:wrap;gap:8px}.latex-editor__layout{display:grid;gap:12px}.latex-editor__layout--split{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:stretch}.latex-editor__panel{min-width:0;display:grid;grid-template-rows:auto minmax(0,1fr);align-self:stretch}.latex-editor__textarea{min-height:200px;height:100%;font-family:SFMono-Regular,Menlo,Consolas,monospace;line-height:1.6;border:2px solid rgba(92,63,147,.18);background:linear-gradient(180deg,#fffefb,#faf4ff);color:var(--ink);box-shadow:inset 0 1px #ffffffd1}.latex-editor__textarea::placeholder{color:var(--placeholder)}.latex-editor__preview{display:grid;gap:7px;align-self:stretch}.latex-editor__preview-surface{min-height:200px;height:100%;display:flex;align-items:flex-start;padding:16px;border:2px solid rgba(92,63,147,.16);border-radius:16px;background:linear-gradient(180deg,#f4efff,#e4dcf7);color:var(--ink);box-shadow:inset 0 1px #ffffffd1}.latex-editor__preview-surface>*{width:100%}.latex-editor__preview-surface .problem-math,.latex-editor__preview-surface .problem-math :is(p,li,strong,em){color:#241c3f}.latex-editor__preview-surface .problem-math{margin:0}.latex-editor__preview-surface .empty-state{color:#6f6397;background:#ffffff70;border-color:#8c72c233}.latex-editor__errors{padding:12px 14px;border-radius:14px;border:1px solid rgba(160,49,37,.18);background:#a0312514;color:#8a2b24}.latex-editor__errors strong{display:block;margin-bottom:6px}.latex-editor__errors ul{margin:0;padding-left:18px}.latex-editor__errors li+li{margin-top:4px}.stack{display:grid;gap:14px}.stack--tight{gap:8px}.task-card,.problem-card,.info-card{border:2px solid rgba(92,63,147,.14);border-radius:18px;background:#fff;box-shadow:0 10px 32px #18103514}.task-card,.info-card{padding:16px}.task-card{transition:background-color .18s ease,border-color .18s ease,box-shadow .18s ease}.task-card--credited{border-color:#5cbf9357;background:#f8fbff;box-shadow:0 10px 32px #18103514}.result-card{padding:16px;border:2px solid rgba(92,63,147,.14);border-radius:18px;background:#fff;box-shadow:0 10px 32px #18103514}.result-card__head{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:10px}.result-card__head h3{margin:0;font-size:1rem}.notification-card{padding:16px;border:2px solid rgba(92,63,147,.14);border-radius:18px;background:linear-gradient(180deg,#fffefe,#fbf6ff);box-shadow:0 10px 32px #18103514}.notification-card--unread{border-color:#ffd76a75;box-shadow:0 10px 32px #18103514,0 0 0 3px #ffd76a1f}.notification-card__head{display:flex;justify-content:space-between;gap:12px;align-items:center}.notification-card__head p{margin:0;color:var(--muted-strong);font-size:.9rem}.notification-card__summary{display:grid;gap:10px;margin-top:12px}.notification-card__task strong{display:block;margin-bottom:4px;color:#534681;font-size:.86rem}.notification-card__task p{margin:0;color:#221a39;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.notification-card__action-text{margin:0;font-size:.88rem;color:var(--muted-strong)}.notification-card__actions{display:flex;justify-content:flex-start;margin-top:12px}.notification-card__details{margin-top:12px;padding-top:12px;border-top:1px dashed rgba(92,63,147,.14)}.problem-todo-anchor{flex:0 0 auto}.problem-todo-trigger{display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:6px 12px;border-radius:999px;border:2px solid rgba(92,63,147,.16);background:#fffffff5;color:#4d426f;font-weight:700;cursor:pointer;box-shadow:0 8px 18px #5c3f9314}.problem-todo-trigger__label{font-size:.8rem;color:#332757}.problem-todo-trigger__summary{font-size:.78rem;color:var(--muted-strong);white-space:nowrap}.problem-todo-popover{z-index:1000;width:min(420px,calc(100vw - 32px));display:grid;grid-template-rows:auto minmax(0,1fr);gap:8px;padding:14px;border-radius:18px;border:1px solid rgba(92,63,147,.16);background:linear-gradient(180deg,#fffffffa,#f7f3fff7);box-shadow:0 24px 44px #3b216329;overflow:hidden}.problem-todo__list{display:grid;gap:8px;overflow-y:auto;overscroll-behavior:contain}.problem-todo__head{display:flex;justify-content:space-between;gap:10px;align-items:center}.problem-todo__title{min-width:0;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.problem-todo__controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}.problem-todo__head h4{margin:0;font-size:.92rem;color:#31254f}.problem-todo__title span{min-width:0;color:var(--muted-strong);font-size:.84rem}.problem-todo__actions{display:flex;justify-content:flex-start}.problem-todo-item{padding:10px 12px;border-radius:12px;border:1px solid rgba(92,63,147,.14);background:#ffffffc7;display:grid;gap:8px}.problem-todo-item--done{border-color:#50a86f47;background:#eff9f2e6}.problem-todo-item__row{display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px;align-items:start}.problem-todo-item__toggle{display:inline-flex;align-items:center;justify-content:center;padding-top:4px}.problem-todo-item__toggle input{width:18px;height:18px;accent-color:#67da9d}.problem-todo-item__body{min-width:0}.problem-todo-item__body p{margin:0;color:#241c3f;line-height:1.55;white-space:pre-wrap}.problem-todo-item--done .problem-todo-item__body p{color:#4b6d58;text-decoration:line-through}.problem-todo-item__meta{display:flex;justify-content:space-between;gap:10px;align-items:baseline;margin-top:6px;color:var(--muted-strong);font-size:.85rem;flex-wrap:wrap}.problem-todo-item__actions{display:inline-flex;gap:4px;flex-wrap:wrap}.problem-todo-item__actions .todo-link{padding:0;border:none;background:none;font-size:.82rem;font-weight:600;cursor:pointer;color:#5c3f938c;transition:color .12s ease}.problem-todo-item__actions .todo-link:hover{color:#5c3f93}.problem-todo-item__actions .todo-link--danger{color:#b43c3c73}.problem-todo-item__actions .todo-link--danger:hover{color:#a63232}.problem-todo-item__actions .todo-link-sep{color:#5c3f9340;font-size:.78rem;-webkit-user-select:none;user-select:none}.problem-todo__composer{padding-top:2px}.problem-todo__composer .field{margin:0}.problem-card{overflow:hidden;scroll-margin-top:24px;transition:box-shadow .2s ease,transform .2s ease}.problem-card--highlighted{box-shadow:0 0 0 3px #ff6a3d5c,0 18px 36px #3c257129}.problem-card__content{padding:18px}.problem-card__head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:12px}.problem-card__head-actions{display:flex;align-items:flex-start;justify-content:flex-end;gap:10px;flex-wrap:wrap}.card-badges{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.card-check-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;border:2px solid rgba(92,63,147,.18);background:#fff;color:#52476f;cursor:pointer;transition:transform .14s ease,box-shadow .14s ease,background .14s ease,color .14s ease;font-weight:700}.card-check-badge:hover{transform:translateY(-1px)}.card-check-badge--checked{background:#eef4ff;border-color:#6a86c46b;color:#4b628d;box-shadow:0 8px 20px #5c78b61f}.card-check-badge__icon{display:inline-grid;place-items:center;width:18px;height:18px;border-radius:50%;font-weight:800;font-size:.82rem;border:1px solid currentColor}.card-check-badge__label{font-size:.8rem;font-weight:700;white-space:nowrap}@media (max-width: 900px){.problem-card__head-actions{width:100%}.problem-todo-popover{width:min(100vw - 32px,420px)}}@media (max-width: 640px){.problem-card__head{gap:12px}.problem-card__head-actions{justify-content:flex-start}.problem-todo-trigger__summary{display:none}.problem-todo-popover{width:calc(100vw - 24px)}}.review-summary{display:flex;align-items:center;gap:8px;margin:-2px 0 10px}.review-summary__item{display:inline-flex;align-items:center;justify-content:center;min-width:46px;padding:4px 10px;border-radius:999px;font-size:.82rem;font-weight:800;border:1px solid transparent}.review-summary__item--checked{color:#20563f;background:#2f8a542e;border-color:#2f8a5466}.review-summary__item--unchecked{color:#8f321f;background:#be532829;border-color:#be53285c}.review-summary__toggle{border:2px solid rgba(92,63,147,.18);background:linear-gradient(180deg,#fffefb,#f5efff);color:#433767;border-radius:999px;padding:4px 10px;cursor:pointer;font-weight:700;font-size:.8rem}.review-details{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0 0 12px;padding:14px;border:1px solid rgba(92,63,147,.16);border-radius:12px;background:linear-gradient(180deg,#f8f4ff,#f1ebff);color:#241c3f;box-shadow:inset 0 1px #ffffffd1}.review-details__column strong{display:block;margin-bottom:6px;font-size:.86rem;color:#534681}.review-details__column ul{margin:0;padding-left:20px;color:#241c3f}.review-details__column p{margin:0;color:var(--muted-strong);font-size:.9rem}.review-details__column li{color:#241c3f}.review-details__column li+li{margin-top:4px}.card-index{display:inline-flex;padding:6px 10px;border-radius:999px;background:#eef2ff;color:#4a5f8e;font-size:.84rem;font-weight:700}.card-index--archived{background:#b13d2f1f;color:#b13d2f}.card-topic{display:inline-flex;padding:6px 10px;border-radius:999px;background:#f4edff;color:#5f4d91;font-size:.84rem;font-weight:700}.card-author{display:inline-flex;padding:6px 10px;border-radius:999px;background:#7ec8ff29;color:#4a5f8e;font-size:.84rem;font-weight:700}.card-topic--warning{background:#b13d2f1f;color:#b13d2f}.problem-card__actions{padding:10px 18px;border-top:1px solid rgba(92,63,147,.1);background:#fbf6ff;display:grid;gap:10px}.problem-card__action-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.problem-card__action-row .button--danger-quiet{margin-left:auto}.problem-card__actions .button--danger-quiet{justify-self:start}.problem-card__actions .latex-editor__header{padding-right:6px}.problem-card__actions .latex-editor__modes{margin-right:10px;margin-bottom:4px}.proposal-editor__actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.proposal-editor__actions .button--primary-soft{min-width:260px}.proposal-box .latex-editor__header{padding-right:6px}.proposal-box .latex-editor__modes{margin-right:10px;margin-bottom:4px}.problem-card__actions .button--secondary{background:linear-gradient(135deg,#fffefd,#f3edff);color:#564884;border-color:#846dbc66;box-shadow:0 12px 26px #56488424}.task-card__header,.info-card__top{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;margin-bottom:12px}.task-card__header h3,.info-card h3{margin:0;font-size:1.08rem;color:#221a39}.info-card p{margin:4px 0 0;color:var(--muted-strong)}.user-import-card{margin-bottom:8px}.user-import-card__head{margin-bottom:10px}.user-import-card__copy{margin:6px 0 0;color:var(--muted-strong);line-height:1.55}.user-import-card textarea{font-family:SFMono-Regular,Menlo,Consolas,monospace}.user-group{display:grid;gap:10px}.user-group__header{display:flex;justify-content:space-between;gap:12px;align-items:center}.user-group__title{margin:0;font-family:var(--font-display);font-size:1.1rem;color:var(--text-on-dark)}.user-card{padding:10px 14px}.user-card__summary{display:flex;align-items:center;justify-content:space-between;gap:12px;min-width:0}.user-card__identity{display:flex;align-items:center;gap:10px;flex-wrap:wrap;min-width:0}.user-card__name{font-weight:800;color:#221a39}.user-card__username{color:#5c4f86;font-weight:700}.user-card__presence{margin:0;white-space:nowrap}.user-card__meta{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:8px}.user-card__details{display:grid;gap:12px;margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}.user-card__actions{align-items:center}.problem-math{width:100%;min-width:0;max-width:100%;line-height:1.7;color:#20182f;font-size:1.02rem;overflow-wrap:anywhere;word-break:break-word}.problem-math :is(p,ul,ol){margin-top:0;margin-bottom:.45em}.problem-math :last-child{margin-bottom:0}.problem-math .katex-display{display:block;margin:.35em 0;overflow-x:auto;overflow-y:hidden;text-align:center;-webkit-overflow-scrolling:touch;scrollbar-width:thin}.problem-math .katex-display>.katex{display:inline-block;min-width:max-content;padding:0 2px}.guide-markdown{color:#20182f;line-height:1.6;font-size:1rem}.guide-markdown h1,.guide-markdown h2,.guide-markdown h3{margin:.8em 0 .45em;font-family:var(--font-display);letter-spacing:-.01em;color:#231b3c}.guide-markdown p{margin:.45em 0 .7em}.guide-markdown ul,.guide-markdown ol{margin:.4em 0 .8em 1.2em;padding-left:.9em}.guide-markdown li{margin:.22em 0}.guide-markdown strong{color:#231b3c}.guide-markdown code{padding:.08em .38em;border-radius:8px;background:#f3edff;color:#4a3a74;border:1px solid rgba(110,84,176,.24);box-shadow:inset 0 1px #ffffffc7;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.94em;font-weight:700}.guide-markdown blockquote{margin:.8em 0;padding:.6em .9em;border-left:3px solid var(--gold);background:#f7f2ff;border:1px solid rgba(110,84,176,.16);border-radius:10px}.guide-markdown table{width:100%;border-collapse:collapse;margin:1em 0;overflow:hidden;border-radius:18px;border:1px solid rgba(92,63,147,.16);background:#fffefe}.guide-markdown thead{background:#f4edff}.guide-markdown th,.guide-markdown td{padding:12px 14px;border-bottom:1px dashed rgba(92,63,147,.14);text-align:left;vertical-align:top}.guide-markdown th{color:#4b3e78;font-size:.88rem;text-transform:uppercase;letter-spacing:.06em}.guide-markdown tr:last-child td{border-bottom:none}.meta-line{display:grid;grid-template-columns:minmax(96px,max-content) minmax(0,1fr);align-items:start;gap:12px;padding:9px 0;border-top:1px dashed rgba(92,63,147,.14);color:#21193a}.meta-line span{color:#65598f;font-weight:700}.meta-line>:last-child{min-width:0;overflow:hidden;overflow-wrap:anywhere;word-break:break-word}.meta-group{display:grid;grid-template-columns:minmax(96px,max-content) minmax(0,1fr);column-gap:12px;align-items:start;color:#21193a}.meta-group .meta-line{display:contents}.meta-group .meta-line>*{padding:9px 0;border-top:1px dashed rgba(92,63,147,.14)}.meta-group .meta-line>:last-child{min-width:0}.meta-value{color:#21193a;font-weight:500}.meta-value--warning{color:#b13d2f;font-weight:700}.inline-form{display:flex;gap:10px;margin-top:14px}.inline-form input{flex:1}.proposal-box{margin-top:4px;padding:14px;border:1px solid rgba(255,111,71,.28);border-radius:16px;background:linear-gradient(180deg,#fffaf5fa,#fff4edf5);color:#241c3f;display:grid;gap:14px}.proposal-box h4{margin:0;font-size:1rem;color:#35295c}.proposal-reference{margin:0;padding:14px;border-radius:16px;border:1px solid rgba(92,63,147,.16);background:linear-gradient(180deg,#fffdf9,#f6effffa);color:#241c3f;box-shadow:inset 0 1px #ffffffe6}.proposal-reference__head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;margin-bottom:10px}.proposal-reference__head-main{display:grid;gap:8px;min-width:0}.proposal-reference__author{flex:0 0 auto;color:#3f316d;font-size:.92rem;font-weight:700;white-space:nowrap}.proposal-reference .problem-math,.proposal-reference .problem-math :is(p,ul,ol,li,strong,em),.proposal-reference .meta-line,.proposal-reference .meta-value{color:#241c3f}.proposal-reference__meta{display:grid;grid-template-columns:minmax(170px,max-content) minmax(0,1fr);column-gap:18px;align-items:start;color:#21193a}.proposal-reference__meta .meta-line{display:contents}.proposal-reference__meta .meta-line>*{padding:10px 0;border-top:1px dashed rgba(92,63,147,.14)}.proposal-reference__meta .meta-line>span:first-child{color:#65598f;font-weight:700}.proposal-reference__meta .meta-line>:last-child{min-width:0}.revision-box{margin-top:8px;padding:14px;border:1px solid rgba(126,200,255,.14);border-radius:16px;background:#7ec8ff0f}.revision-box h4{margin:0 0 10px;font-size:1rem;color:var(--ink-strong)}.revision-item{min-width:0;padding:12px;border-radius:14px;background:linear-gradient(180deg,#fffdf9,#f8f2ff);border:1px solid rgba(92,63,147,.12)}.revision-item__head{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:8px}.revision-item__action{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:#f4edff;color:#524481;border:1px solid rgba(92,63,147,.18);text-transform:lowercase}.revision-item__head span{color:#75699e}.proposal-context{margin-top:4px;padding:14px;border:1px solid rgba(101,242,177,.26);border-radius:16px;background:linear-gradient(180deg,#f6fffbfa,#eefcf7f0);color:#231b3c}.proposal-context h4{margin:0 0 10px;font-size:1rem;color:#2f2552}.proposal-context .problem-math,.proposal-context .problem-math :is(p,ul,ol,li,strong,em),.proposal-context .meta-line,.proposal-context .meta-value,.proposal-context .proposal-list__head strong{color:#241c3f}.proposal-toggle-row{display:flex;justify-content:space-between;gap:12px;align-items:center;min-height:42px;margin-top:0;margin-bottom:0}.proposal-toggle-row .button--small{align-self:center;padding-top:8px;padding-bottom:8px}.editor-box{margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}.proposal-card{border:2px solid rgba(255,215,106,.22);border-radius:22px;background:#fffefe;overflow:hidden;box-shadow:0 14px 38px #1810351f}.proposal-card__top{padding:14px 18px 0}.proposal-card__grid{display:grid;grid-template-columns:1fr 1fr}.proposal-side{padding:18px}.proposal-side--accent{background:linear-gradient(180deg,#fff1f4fa,#fbf4ff);border-left:1px solid rgba(92,63,147,.1)}.proposal-side__head{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:12px}.proposal-side__meta{color:#4f4379;font-size:.9rem;font-weight:600}.proposal-side--accent .badge{background:#ffd8cfc7;color:#bd5830;border-color:#e985658f}.proposal-side--accent .problem-math,.proposal-side--accent .problem-math :is(p,li,strong,em),.proposal-side--accent .meta-line,.proposal-side--accent .meta-value,.proposal-side--accent .diff-view__head,.proposal-side--accent .diff-view__label{color:#2a2044}.proposal-side--accent .meta-line span{color:#63568c}.diff-view{margin-top:12px;padding:10px;border:1px solid rgba(92,63,147,.12);border-radius:12px;background:#fffcf7d6}.diff-view__head{margin-bottom:8px;color:var(--muted);font-size:.9rem}.diff-view__head strong{color:#534681}.diff-view__grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.diff-view__side{min-width:0}.diff-view__label{display:inline-block;margin-bottom:5px;font-size:.82rem;font-weight:700;color:var(--muted)}.diff-view__surface{white-space:pre-wrap;word-break:break-word;line-height:1.5;padding:10px 12px;border:1px dashed rgba(214,188,123,.36);border-radius:10px;background:#fffcf7fa;color:#2a2145}.diff-token{color:inherit}.diff-token--remove{background:#b13d2f3d;color:#8b2c20;border-radius:4px}.diff-token--add{background:#2f6b4f38;color:#1c5d40;border-radius:4px}.proposal-card__footer{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;padding:18px;border-top:1px solid rgba(92,63,147,.1);background:#fbf6ff}.proposal-facts{flex:1;min-width:0;display:grid;gap:8px}.proposal-card__actions{display:flex;flex:0 0 auto;gap:10px;align-items:center;align-self:flex-start}.proposal-card__actions .button{width:auto;min-width:126px;justify-content:center}.proposal-list__item{padding:12px;border-radius:14px;background:#fff;border:1px solid rgba(92,63,147,.14)}.proposal-list__head{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:8px}.proposal-list__body{margin-bottom:8px}.status-pill{display:inline-flex;align-items:center;padding:7px 12px;border-radius:999px;font-size:.83rem;font-weight:700}.status-pill.is-success{background:#e4f6ea;color:#17653c;box-shadow:inset 0 0 0 1px #2e9d5652}.status-pill.is-waiting{background:#fff3e4e6;color:var(--warning-ink)}.status-pill.is-idle{background:#f1ebff;color:#5c4f89}.status-pill.is-create{background:#7ec8ff38;color:#275d83}.status-pill.is-update{background:#fff7edf5;color:#8e5c11}.status-pill.is-delete{background:#ff80802e;color:#8c2a2a}.message{padding:12px 14px;border-radius:14px;margin:0 0 16px;color:var(--text-on-dark)}.message--error{background:#ff626224;color:#ffd6d6;border:1px solid rgba(255,98,98,.22)}.note{padding:10px 12px;border-radius:12px;background:#f6f1ff;color:#5f5388;border:1px solid rgba(92,63,147,.12)}.panel>.note{margin-bottom:8px}.note--warning{background:var(--warning-surface);color:var(--warning-ink);border-color:#c988273d}.note--warning strong,.note--warning b{color:#9f5e08}.note--success{background:#eff9f2;color:#1c6940;border-color:#42a16552}.toggle{display:inline-flex;align-items:center;gap:10px;color:var(--text-on-dark-muted);font-size:.94rem;font-weight:600}.toggle input{width:18px;height:18px;accent-color:#67da9d}.empty-state{margin:0;color:var(--text-on-dark-muted);padding:16px 18px;border:1px dashed rgba(255,215,106,.26);border-radius:16px;background:#ffffff0a}.table-wrap{overflow-x:auto}.results-grid{display:grid;gap:12px}.data-table{width:100%;border-collapse:collapse;border:1px solid rgba(255,215,106,.16);border-radius:18px;overflow:hidden;background:linear-gradient(180deg,#ffffff08,#ffffff03),linear-gradient(90deg,#ffd76a08,#7ec8ff08)}.data-table th,.data-table td{padding:12px 10px;border-bottom:1px solid var(--line);text-align:left;color:#231b3c}.data-table th{color:var(--muted);font-size:.84rem;text-transform:uppercase;letter-spacing:.08em;background:#ffd76a14}.code-block{margin:0 0 14px;padding:16px;border-radius:16px;background:var(--surface-dark);color:#f4efe7;overflow:auto;border:1px solid rgba(126,200,255,.18)}.page-grid{display:grid;gap:0;min-width:0}.control-hero{display:flex;justify-content:space-between;gap:16px;padding:16px 18px;border-radius:20px;background:linear-gradient(135deg,#5c4395eb,#47337af0),linear-gradient(90deg,#ffd76a14,#ff2f870d);border:2px solid rgba(255,215,106,.22);margin-bottom:16px;position:relative;overflow:hidden}.control-hero:after{content:"♛  ∑  8×8  λ";position:absolute;right:18px;bottom:10px;color:#ffd76a38;letter-spacing:.32em;font-size:.86rem}.control-hero__status{flex:1}.control-hero__status h3{margin:10px 0 6px;font-size:1.14rem;line-height:1.24}.control-hero__status p{margin:0;color:var(--text-on-dark-muted);line-height:1.45}.control-hero__actions{display:flex;flex-direction:row;gap:10px;min-width:0;align-items:flex-start;flex-wrap:wrap}.control-hero__actions .button{width:auto;min-width:160px}.control-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:16px}.control-stat{padding:16px;border-radius:18px;background:#58408ed6;border:2px solid rgba(255,215,106,.2)}.control-stat strong{display:block;margin:6px 0 4px;font-family:var(--font-display);font-size:1.7rem;letter-spacing:-.04em}.control-stat p{margin:0;color:var(--text-on-dark-muted);line-height:1.45}.control-stat p+p{margin-top:4px}.control-stat__label{color:var(--text-on-dark-muted);font-size:.86rem;text-transform:uppercase;letter-spacing:.08em;font-weight:700}.control-note{padding:18px;border-radius:18px;background:#594291bd;border:1px solid rgba(126,200,255,.16)}.control-note h4{margin:0 0 8px;font-size:1rem}.control-note p{margin:0;color:var(--text-on-dark-muted);line-height:1.6}.control-scoreboards{margin-top:16px;padding:16px;border-radius:18px;background:#543d8ad1;border:2px solid rgba(255,215,106,.18)}.control-scoreboards h4{margin:0 0 6px;font-size:1rem}.control-scoreboards--secret{background:#5f3c7ad6;border-color:#ff6f4742}.control-scoreboards .table-wrap{margin-top:12px;padding:10px;border-radius:16px;background:#fffffff2;border:1px solid rgba(92,63,147,.14);box-shadow:inset 0 1px #ffffffdb}.control-scoreboards .data-table{background:#fff;border-color:#5c3f931f}.control-scoreboards .data-table th{background:#f3edff}.control-scoreboards .data-table td{color:#251d40}.data-table--scoreboard th,.data-table--scoreboard td{text-align:center}.data-table--scoreboard th:first-child,.data-table--scoreboard td:first-child{text-align:left;min-width:220px}.data-table--assignments th,.data-table--assignments td{vertical-align:top}.data-table--assignments th:first-child,.data-table--assignments td:first-child{min-width:220px}.data-table--assignments td:not(:first-child){min-width:160px}.problem-cell-wrap{transition:background .16s ease}.problem-cell-wrap--overlap{background:#ffc87e2e}.user-link{border:none;background:transparent;color:var(--ink);font:inherit;font-weight:700;padding:0;cursor:pointer;text-decoration:underline;text-underline-offset:3px}.user-link:hover{color:var(--accent)}.problem-cell{display:grid;gap:8px}.problem-cell__topic{color:#5d517f;font-size:.92rem;line-height:1.35}.problem-cell__empty{color:#958cb4}.problem-link{align-self:flex-start;border:1px solid rgba(92,63,147,.18);border-radius:999px;background:linear-gradient(180deg,#fff8ef,#f2eaff);color:#35295f;font:inherit;font-weight:700;padding:6px 12px;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,color .15s ease}.problem-link:hover{color:var(--accent);transform:translateY(-1px);box-shadow:0 6px 14px #5c3f9324}.problem-overlap-badge{display:inline-flex;align-items:center;justify-content:center;align-self:flex-start;padding:4px 8px;border-radius:999px;background:#ff993a29;color:#9c5d0c;font-size:.78rem;font-weight:700}.overlap-card{padding:14px 16px;border-radius:16px;background:#fffaf4f5;border:1px solid rgba(201,136,39,.22)}.overlap-card__head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.overlap-card__copy{margin-top:4px;color:#6f628f;line-height:1.45}.overlap-card__occurrences{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.overlap-chip{display:inline-flex;align-items:center;gap:8px;padding:8px 10px;border-radius:999px;background:#fff;border:1px solid rgba(92,63,147,.12);color:#5b4f7f}.score-cell{width:72px}.score-dot{display:inline-block;width:14px;height:14px;border-radius:999px;vertical-align:middle}.score-dot--green{background:#2f6b4fe6;box-shadow:0 0 0 3px #2f6b4f24}.score-dot--red{background:#a03125e6;box-shadow:0 0 0 3px #a0312529}.toolbar--split{justify-content:space-between;align-items:flex-end}@media (max-width: 900px){.hero-card,.hero-card__masthead,.hero-card__main,.latex-editor__header,.panel-heading,.task-card__header,.info-card__top,.user-card__summary,.user-card__identity,.user-card__meta,.user-group__header,.meta-line,.proposal-reference__head,.proposal-side__head,.proposal-card__footer,.toolbar--split,.control-hero{flex-direction:column;align-items:flex-start}.hero-actions{width:100%;justify-content:flex-start}.hero-card--centered .hero-card__main{min-height:auto}.hero-card--login{flex-direction:row;align-items:center}.hero-card--login .hero-card__main{width:auto;min-height:160px;padding:0 clamp(12px,2.8vw,24px);flex-direction:column;align-items:center;justify-content:center;text-align:center}.hero-side{width:100%;justify-items:start}.hero-card--login .hero-side{width:auto;justify-items:center}.form-grid,.form-grid--four,.form-grid--three,.latex-editor__layout--split,.proposal-card__grid,.diff-view__grid,.control-grid{grid-template-columns:1fr}.choice-mode-card,.answer-format-card{flex-direction:column;align-items:flex-start}.inline-form{flex-direction:column}.guide-markdown table,.data-table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.review-details{grid-template-columns:1fr}.control-hero__actions{width:100%;min-width:0}.proposal-side--accent{border-left:none;border-top:1px solid var(--line)}.user-card__meta{width:100%;justify-content:flex-start}.latex-editor__modes{overflow-x:auto;padding-bottom:2px}}@media (max-width: 768px){.topbar{flex-wrap:wrap;width:min(100vw - 20px,100%);margin-top:10px;top:calc(env(safe-area-inset-top,0px) + 8px);padding:8px 10px;border-radius:14px;gap:8px}.topbar--pinned{width:100vw;margin-top:0;top:0;padding-top:calc(8px + env(safe-area-inset-top,0px));border-top-left-radius:0;border-top-right-radius:0}.topbar--workspace{gap:8px}.topbar__section--identity{padding-right:0;margin-right:0;border-right:none}.topbar__section--tabs{order:3;flex:1 0 100%;justify-content:stretch;overflow:visible;padding-bottom:0}.topbar__section--tabs .tab-row{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));width:100%;min-width:0;gap:10px;overflow:visible;padding-bottom:0;margin-inline:0}.topbar__section--tabs .tab-button{width:100%;min-width:0;white-space:normal;text-align:center;justify-content:center;line-height:1.2}.topbar__section--status{flex:0 1 auto;gap:8px;overflow:visible;padding-bottom:0;flex-wrap:wrap;justify-content:flex-end}.topbar__section--status .button,.topbar__section--status .button--small{width:auto}.topbar__section--status .badge--luminous{max-width:100%;white-space:normal}.topbar__mark,.character-badge--nav{width:36px;height:36px;border-radius:12px}.topbar__user{display:none}}@media (max-width: 640px){.app-background--glyphs:before,.app-background--glyphs:after{display:none}.card-check-badge__label{display:none}.latex-editor__preview-surface,.latex-editor__textarea{min-height:170px}.app-frame{width:min(100vw - 20px,100%)}.app-frame{padding-top:18px;padding-bottom:34px}.hero-card,.panel{padding:16px;border-radius:20px}.panel:after,.hero-card:before{display:none}.hero-glyphs{display:none}.story-callout,.empty-state-card{flex-direction:column;align-items:flex-start}.character-badge--hero,.character-badge--callout,.character-badge--empty{width:96px;height:122px}.hero-card h1{font-size:1.8rem;line-height:1.02}.hero-card--login{min-height:170px;justify-content:center}.hero-card--login .hero-card__main{width:100%;min-height:auto;padding:0;justify-content:center}.hero-card--login.hero-card--compact h1{margin:0;font-size:clamp(2.5rem,10vw,3.2rem)}.hero-copy{font-size:.95rem;line-height:1.5}.hero-actions .tab-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:100%;overflow:visible;padding-bottom:0;gap:10px}.hero-actions .tab-button{width:100%;min-width:0;white-space:normal;text-align:center;justify-content:center;padding:10px 12px;line-height:1.2}.hero-side .character-badge--hero,.hero-card--login .hero-side{display:none}.panel-heading h2{font-size:1.22rem}.panel-heading,.proposal-reference__head,.proposal-side__head,.revision-item__head,.result-card__head,.choice-editor__head{gap:8px}.task-card,.info-card,.problem-card__content,.problem-card__actions,.result-card,.control-stat,.control-note,.control-hero,.proposal-card__footer,.proposal-side,.proposal-context,.proposal-box,.revision-box{padding:14px}.task-card__header h3,.info-card h3,.result-card__head h3{font-size:.98rem}.status-pill,.badge,.card-index,.card-topic{font-size:.76rem}.button-row,.problem-card__action-row,.proposal-card__actions,.proposal-editor__actions,.panel-actions,.toolbar,.proposal-toggle-row,.badge-row,.choice-mode-card__actions,.choice-editor__summary{width:100%;flex-direction:column;align-items:stretch}.toolbar>*,.panel-heading>*,.topbar>*,.proposal-card__footer>*,.control-hero>*,.proposal-reference__head>*,.proposal-side__head>*{min-width:0;max-width:100%}.toolbar .field,.toolbar .field--inline,.toolbar .toggle{width:100%}.button,.button--small{width:100%;justify-content:center;text-align:center}.proposal-editor__actions .button--primary-soft{min-width:0}.field--inline{width:100%;flex-direction:column;align-items:stretch;gap:8px}.field--inline>span{min-width:0}.inline-form input,.field input,.field select,.field textarea{font-size:16px}.meta-line{gap:6px}.meta-line span{font-size:.82rem}.meta-line>:last-child,.proposal-side__meta,.review-summary,.review-details__column,.diff-view__surface,.problem-math,.guide-markdown{width:100%;min-width:0;overflow-wrap:anywhere;word-break:break-word}.problem-math,.guide-markdown,.diff-view__surface{font-size:.96rem}.control-stat strong{font-size:1.6rem}.proposal-list__head,.proposal-reference__head,.revision-item__head,.result-card__head,.proposal-side__head,.choice-editor__head,.choice-editor__row,.review-summary{flex-direction:column;align-items:flex-start}.proposal-card{border-radius:18px}.proposal-card__grid{gap:0}.guide-markdown table,.data-table{font-size:.92rem}.guide-markdown th,.guide-markdown td,.data-table th,.data-table td{padding:10px 12px}}@media (max-width: 480px){.app-frame{width:min(100vw - 12px,100%)}.app-frame{padding-top:12px;padding-bottom:24px}.hero-card,.panel,.task-card,.info-card,.problem-card__content,.problem-card__actions,.result-card,.control-stat,.control-note,.control-hero,.proposal-card__footer,.proposal-side,.proposal-context,.proposal-box,.revision-box{padding:12px}.hero-card h1{font-size:1.55rem}.panel-heading h2{font-size:1.08rem}.button,.button--small,.tab-button{padding-left:12px;padding-right:12px}.problem-card__action-row .button--danger-quiet{margin-left:0}.hero-actions .tab-row{grid-template-columns:1fr}.control-stat strong{font-size:1.4rem}.proposal-card__actions .button{width:100%;min-width:0}.card-index,.card-topic,.badge,.status-pill{max-width:100%;overflow-wrap:anywhere}}.user-name-line{display:inline-flex;align-items:center;gap:8px}.presence-dot{width:10px;height:10px;border-radius:50%;background:#786e9673;box-shadow:inset 0 0 0 1px #0000000a;flex-shrink:0}.presence-dot--online{background:#3ecf6f;box-shadow:0 0 0 3px #3ecf6f2e,inset 0 0 0 1px #003c1a14;animation:presence-pulse 2.4s ease-in-out infinite}@keyframes presence-pulse{0%,to{box-shadow:0 0 0 3px #3ecf6f2e,inset 0 0 0 1px #003c1a14}50%{box-shadow:0 0 0 6px #3ecf6f0d,inset 0 0 0 1px #003c1a14}}.presence-status{margin:4px 0 0;font-size:.86rem;color:var(--muted-strong);font-weight:600}.presence-status--online{color:#1f7a47}@media (prefers-reduced-motion: reduce){.presence-dot--online{animation:none}}.player-board{display:grid;gap:18px}.player-board__list{gap:14px}.player-progress{display:grid;gap:10px;padding:14px 16px;border-radius:18px;background:linear-gradient(135deg,#fffffff5,#f7f0fff5);border:1px solid rgba(92,63,147,.16);box-shadow:0 8px 24px #18103514;position:sticky;top:12px;z-index:2}.player-progress__row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;color:#2c2148}.player-progress__label{font-weight:700;font-size:.95rem;color:#4b3f7a;letter-spacing:.01em}.player-progress__count{display:inline-flex;align-items:baseline;gap:6px;font-variant-numeric:tabular-nums;font-size:1.05rem;color:#2c2148}.player-progress__count strong{font-size:1.45rem;font-weight:800;color:#1f1639;line-height:1}.player-progress__count-sep{color:var(--muted);font-size:.86rem;font-weight:600}.player-progress__bar{height:8px;border-radius:999px;background:#5c3f9324;overflow:hidden}.player-progress__fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--gold),var(--accent),var(--accent-strong));box-shadow:0 0 12px #ff6b3d52;transition:width .32s cubic-bezier(.2,.7,.3,1)}.partner-chips{display:flex;flex-wrap:wrap;gap:8px 10px;align-items:center;margin-top:10px}.partner-chips__label{font-size:.82rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:#65598f}.partner-chips__list{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}.partner-chip{display:inline-flex;align-items:center;gap:8px;padding:4px 12px 4px 4px;border-radius:999px;background:linear-gradient(135deg,#fffefd,#f3edff);border:1px solid rgba(132,109,188,.32);color:#3f316d;font-weight:600;font-size:.9rem;box-shadow:0 4px 10px #56488414}.partner-chip__avatar{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,var(--gold),var(--accent));color:#180d2d;font-size:.78rem;font-weight:800;letter-spacing:.02em}.partner-chip__name{white-space:nowrap}.inline-form--player{display:grid;gap:10px;margin-top:14px}.submit-button{position:relative;overflow:hidden;isolation:isolate;min-height:48px;background:linear-gradient(135deg,#ee8b5b,#d96456);color:#fff5eb;border-color:#c460508c;box-shadow:0 10px 22px #b4504638;transition:background .22s ease,color .22s ease,transform .12s ease,box-shadow .22s ease;-webkit-tap-highlight-color:transparent}.submit-button:active{transform:translateY(1px)}.submit-button:disabled,.submit-button[disabled]{background:linear-gradient(135deg,#f1d7c8,#e2b6ae);color:#a4796f;border-color:#c8a2988c}.submit-button__content{position:relative;z-index:1;display:inline-flex;align-items:center;justify-content:center;gap:10px;pointer-events:none}.submit-button__label{display:inline-block;transition:transform .22s ease,opacity .22s ease}.submit-button__spinner{width:16px;height:16px;border-radius:50%;border:2px solid rgba(255,245,235,.45);border-top-color:#fff5eb;animation:submit-button-spin .72s linear infinite}@keyframes submit-button-spin{to{transform:rotate(360deg)}}.submit-button.is-pending{cursor:progress}.submit-button.is-sent{background:linear-gradient(135deg,#f3edff,#e6daff,#d6c4ff);color:#3f316d;border-color:#846dbc80;box-shadow:0 12px 24px #5648842e}.submit-button.is-sent .submit-button__label{animation:submit-button-pop .32s cubic-bezier(.2,.8,.3,1.4)}@keyframes submit-button-pop{0%{transform:scale(.9);opacity:.6}60%{transform:scale(1.05);opacity:1}to{transform:scale(1)}}.submit-button__ripple{position:absolute;border-radius:50%;background:radial-gradient(circle,#ffffff8c,#fff0 60%);pointer-events:none;transform:scale(0);opacity:.85;animation:submit-button-ripple .62s cubic-bezier(.2,.6,.4,1) forwards;z-index:0}@keyframes submit-button-ripple{to{transform:scale(1);opacity:0}}@media (prefers-reduced-motion: reduce){.submit-button__ripple,.submit-button.is-sent .submit-button__label,.submit-button__spinner,.player-progress__fill{animation:none;transition:none}}@media (max-width: 768px){.player-progress{top:8px;padding:12px 14px}.player-progress__count strong{font-size:1.3rem}.inline-form--player .single-answer-input,.inline-form--player .number-set-answer-input,.inline-form--player .choice-answer-input,.inline-form--player input,.inline-form--player textarea{scroll-margin-block-end:120px}.submit-button{min-height:52px;font-size:1.02rem}}@media (max-width: 480px){.player-progress{padding:10px 12px;border-radius:14px}.player-progress__label{font-size:.88rem}.player-progress__count strong{font-size:1.2rem}.partner-chip{padding:3px 10px 3px 3px;font-size:.86rem}.partner-chip__avatar{width:22px;height:22px;font-size:.72rem}}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.44"}.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 .smash{display:inline;line-height:0}.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;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 .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}