@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Manrope:wght@500;600;700&family=JetBrains+Mono:wght@400;500&display=swap";@import "https://fonts.googleapis.com/css2?family=Noto+Serif+Armenian:ital,wght@0,400;0,600;0,700;1,400&display=swap";:root{--text:#334155;--text-h:#0f172a;--bg:#fff;--border:#cbd5e1;--code-bg:#f4f3ec;--accent:#2563eb;--accent-bg:#2563eb1f;--accent-border:#2563eb73;--accent-support:#0d9488;--success:#16a34a;--warning:#d97706;--error:#dc2626;--info:#0284c7;--social-bg:#f4f3ec80;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--radius-sm:8px;--radius-md:12px;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:"Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;--heading:"Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;--mono:"JetBrains Mono", ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}#root{text-align:center;box-sizing:border-box;flex-direction:column;width:100%;max-width:1126px;min-height:100svh;margin:0 auto;display:flex}#root.root-auth-full{border-inline:none;max-width:none;margin:0}#root:has(.student-app-shell){max-width:none}body{font-family:var(--sans);margin:0}*,:before,:after{box-sizing:border-box}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}main{border:1px solid var(--border);background:color-mix(in oklab, var(--bg) 92%, var(--accent) 8%);width:100%;box-shadow:var(--shadow);text-align:left;border-radius:12px;gap:.85rem;margin:0 auto;padding:1rem 1.25rem;display:grid}.page-shell{width:100%;padding:var(--space-4);gap:var(--space-4);box-shadow:none;text-align:left;background:0 0;border:none;border-radius:0;margin:1rem auto;display:grid}.page-shell--narrow{max-width:760px}.page-shell--wide{max-width:560px}@media (width>=768px){main,.page-shell{margin:0 auto;padding:1.75rem}}.student-app-shell{--student-app-header-height:3.75rem;--student-app-content-max:min(56rem, 100%);--student-header-fg:#f8fafcf0;--student-header-fg-muted:#e2e8f0c7;--student-header-pop:#34d399;--student-header-pop-dim:#34d39959;--student-page-mist:#ecfdf5;--student-page-sky:#e0f7fa;--student-page-base:#f8fafc;box-sizing:border-box;width:100%;min-width:0;min-height:100vh;color:var(--text);background:linear-gradient(165deg, var(--student-page-mist) 0%, var(--student-page-sky) 38%, var(--student-page-base) 72%, var(--bg) 100%)}@supports (background-attachment:fixed){@media (width>=768px){.student-app-shell{background-attachment:fixed}}}.student-skip-link{z-index:200;color:#f8fafc;border-radius:var(--radius-sm);background:linear-gradient(135deg,#0f766e,#059669);padding:.5rem .85rem;font-weight:600;text-decoration:none;position:absolute;top:0;left:-9999px}.student-skip-link:focus{left:max(1rem, env(safe-area-inset-left));top:calc(.5rem + env(safe-area-inset-top));outline:2px solid var(--student-header-pop);outline-offset:2px}.student-app-header{z-index:100;min-height:var(--student-app-header-height);padding-top:env(safe-area-inset-top);padding-left:max(.75rem, env(safe-area-inset-left,0px));padding-right:max(.75rem, env(safe-area-inset-right,0px));border-bottom:1px solid var(--student-header-pop-dim);box-sizing:border-box;background:linear-gradient(120deg,#0f172a 0%,#134e4a 48%,#115e59 100%);position:fixed;top:0;left:0;right:0;box-shadow:inset 0 1px #ffffff0f,0 8px 28px #0f172a59}.student-app-header__inner{max-width:var(--student-app-content-max);padding:.45rem var(--space-4);justify-content:space-between;align-items:center;gap:var(--space-2) var(--space-3);flex-wrap:wrap;margin:0 auto;display:flex}.visually-hidden{clip:rect(0, 0, 0, 0);clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.student-app-header__logo-link{background:#ffffff17;border:1px solid #ffffff1a;border-radius:14px;flex-shrink:0;justify-content:center;align-items:center;padding:5px;line-height:0;text-decoration:none;display:inline-flex}.student-app-header__logo-link:hover{background:#ffffff24;border-color:#34d39959;text-decoration:none}.student-app-header__logo-link:focus-visible{outline:2px solid var(--student-header-pop);outline-offset:3px}.student-app-header__logo{border-radius:10px;width:38px;height:38px;display:block}.student-app-header__nav{align-items:center;gap:var(--space-2) var(--space-3);flex-wrap:wrap;flex:1;justify-content:flex-end;display:flex}.student-app-header__secondary--desktop{align-items:center;gap:.25rem var(--space-3);flex-wrap:wrap;display:none}.student-app-header__secondary--narrow{align-items:center;display:flex;position:relative}.student-app-header__menu-trigger{border-radius:var(--radius-md);cursor:pointer;min-height:44px;font:inherit;color:var(--student-header-fg);background:#ffffff1a;border:1px solid #ffffff38;padding:.4rem .85rem;font-weight:600}.student-app-header__menu-trigger:hover{border-color:var(--student-header-pop-dim);background:#ffffff29}.student-app-header__menu-panel{z-index:110;min-width:12.5rem;max-width:min(18rem,100vw - 2rem);padding:var(--space-3);align-items:stretch;gap:var(--space-2);border-radius:var(--radius-md);background:linear-gradient(170deg, color-mix(in oklab, #fff 94%, var(--student-page-mist)), color-mix(in oklab, #fff 98%, var(--student-page-sky)));box-sizing:border-box;border:1px solid #0f172a14;flex-direction:column;display:flex;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 4px 6px #0f172a0f,0 22px 40px #0f172a1f}.student-app-header__menu-panel .student-app-header__link{border-radius:var(--radius-sm);padding:.35rem}.student-app-header__secondary--desktop .student-app-header__link,.student-app-header__secondary--desktop .student-app-header__link:link,.student-app-header__secondary--desktop .student-app-header__link:visited{color:var(--student-header-fg-muted)}.student-app-header__secondary--desktop .student-app-header__link:hover{color:var(--student-header-fg)}.student-app-header__secondary--desktop .student-app-header__link--active{color:var(--student-header-pop)}.student-app-header__menu-panel .student-app-header__link{color:#134e4a}.student-app-header__menu-panel .student-app-header__link:hover{color:#042f2e;background:#34d3991f;text-decoration:none}.student-app-header__menu-panel .student-app-header__link--active{color:#0f766e;background:#34d3992e;font-weight:700}.student-app-header__menu-backdrop{z-index:90;cursor:pointer;background:#0f172a61;border:none;margin:0;padding:0;position:fixed;inset:0}.student-app-header__link{padding:.2rem 0;font-size:.9375rem;font-weight:500;text-decoration:none}.student-app-header__link--btn{font:inherit;cursor:pointer;text-align:start;min-height:unset;background:0 0;border:none;padding:.2rem 0}@media (prefers-color-scheme:dark){.student-app-header__menu-panel .student-app-header__link{color:#ccfbf1}.student-app-header__menu-panel .student-app-header__link:hover{color:#f0fdfa}.student-app-header__menu-panel .student-app-header__link--active{color:var(--student-header-pop);background:#34d3991f}.student-app-header__menu-panel{background:linear-gradient(170deg, color-mix(in oklab, var(--bg) 96%, #115e59), color-mix(in oklab, var(--bg) 94%, #0f172a));border-color:#34d39933}}@media (width>=768px){.student-app-header__secondary--desktop{display:flex}.student-app-header__secondary--narrow,.student-app-header__menu-backdrop{display:none}}.student-app-main{padding-top:calc(var(--student-app-header-height) + env(safe-area-inset-top,0px) + 1rem);padding-bottom:var(--space-5);padding-left:max(.75rem, env(safe-area-inset-left,0px));padding-right:max(.75rem, env(safe-area-inset-right,0px));box-sizing:border-box}.student-app-main .page-shell:not(.test-take-main){border-radius:var(--radius-md);background:color-mix(in oklab, #fff 88%, var(--student-page-mist));border:1px solid #0f766e1f;box-shadow:inset 0 1px #ffffffb3,0 16px 40px #0f172a0f}.student-home-continue{padding:var(--space-4);border-radius:var(--radius-md);background:linear-gradient(145deg,oklab(98.1836% -.0117566 .00354441),oklab(98.7071% -.00794729 -.000265247));border:1px solid #34d39959;box-shadow:0 8px 24px #0f766e1f}.student-home-continue__hint{margin:0 0 var(--space-3);font-size:.9375rem}.student-home-actions{gap:var(--space-4);flex-direction:column;display:flex}.student-home-cta{min-height:52px;padding:.7rem var(--space-5);color:#f8fafc;letter-spacing:.02em;text-align:center;box-sizing:border-box;background:linear-gradient(135deg,#0d9488 0%,#059669 45%,#10b981 100%);border:none;border-radius:14px;justify-content:center;align-items:center;font-size:1.0625rem;font-weight:700;text-decoration:none;display:inline-flex;box-shadow:inset 0 2px #fff3,0 10px 28px #0d948859}.student-home-cta:hover{filter:brightness(1.07);text-decoration:none;transform:translateY(-1px)}.student-home-cta:active{filter:brightness(.98);transform:translateY(0)}.student-home-cta--secondary{color:#0f766e;box-shadow:none;background:0 0;border:2px solid #0f766e}.student-home-cta--secondary:hover{filter:none;background:#0d948814}@media (prefers-reduced-motion:reduce){.student-home-cta:hover,.student-home-cta:active{transform:none}}.student-dashboard.page-shell--wide{max-width:var(--student-app-content-max)}.student-page__lead{margin:0 0 var(--space-3);max-width:52ch;color:var(--text);opacity:.88;font-size:.9375rem;line-height:1.55}.student-test-new__cta-wide{box-sizing:border-box;text-align:center;justify-content:center;width:100%;max-width:none}.student-test-new__form{gap:var(--space-2);display:grid}.student-test-new__label{color:var(--text-h);font-size:.9375rem;font-weight:600}.student-test-new__input{max-width:8rem}.student-test-new__hint{color:var(--text);opacity:.78;margin:0;font-size:.8125rem}.student-test-new__start{margin-top:var(--space-2);cursor:pointer;font:inherit}.student-test-new__more-tests{margin-top:var(--space-2)}.student-test-new__start:disabled{opacity:.72;cursor:not-allowed;filter:none;transform:none}.student-test-new__start:disabled:hover{filter:none;transform:none}.student-dashboard__stack{gap:var(--space-5);flex-direction:column;display:flex}.student-dashboard__attempt-list{flex-direction:column;gap:.55rem;margin:0;padding:0;list-style:none;display:flex}.student-dashboard__attempt-card{justify-content:space-between;align-items:center;gap:var(--space-3);min-height:3.25rem;color:inherit;background:color-mix(in oklab, var(--bg) 88%, #ecfdf5);border:1px solid oklab(51.0938% -.0855206 -.00957963/.14);border-radius:.85rem;padding:.65rem .75rem .65rem .85rem;text-decoration:none;transition:background .15s,border-color .15s,box-shadow .15s,transform .15s;display:flex;box-shadow:inset 0 1px #ffffff8c}.student-dashboard__attempt-card:hover{background:color-mix(in oklab, var(--bg) 82%, #d1fae5);border-color:oklab(51.0938% -.0855206 -.00957963/.24);box-shadow:inset 0 1px #ffffff8c,0 6px 18px #0f766e14}.student-dashboard__attempt-card:focus-visible{outline-offset:2px;outline:2px solid #0d9488}.student-dashboard__attempt-card--ongoing{background:color-mix(in oklab, #d1fae5 38%, var(--bg));border-color:oklab(59.5971% -.121996 .0367738/.22);box-shadow:inset 3px 0 #34d399,inset 0 1px #ffffff73}.student-dashboard__attempt-card--ongoing:hover{background:color-mix(in oklab, #a7f3d0 22%, var(--bg));border-color:oklab(59.5971% -.121996 .0367738/.32)}.student-dashboard__attempt-main{flex-direction:column;flex:1;gap:.15rem;min-width:0;display:flex}.student-dashboard__attempt-time{color:var(--text-h);font-variant-numeric:tabular-nums;font-size:.9375rem;font-weight:600}.student-dashboard__attempt-meta{color:var(--text);opacity:.78;font-size:.8125rem}.student-dashboard__attempt-trail{flex-shrink:0;align-items:center;gap:.5rem;display:flex}.student-dashboard__attempt-score{font-variant-numeric:tabular-nums;color:var(--text);opacity:.55;text-align:end;min-width:2.5rem;font-size:.875rem;font-weight:600}.student-dashboard__attempt-score--value{color:#0f766e;opacity:1;background:oklab(51.0938% -.0855206 -.00957963/.12);border-radius:999px;padding:.2rem .55rem}.student-dashboard__attempt-chevron{width:2rem;height:2rem;color:color-mix(in oklab, var(--text) 55%, #0f766e);background:color-mix(in oklab, var(--bg) 70%, #ccfbf1);border-radius:999px;justify-content:center;align-items:center;display:flex}.student-dashboard__attempt-card:hover .student-dashboard__attempt-chevron{color:#0f766e;background:color-mix(in oklab, #99f6e4 35%, var(--bg))}.student-dashboard__badge--ongoing{letter-spacing:.02em;color:#064e3b;white-space:nowrap;background:oklab(90.7088% -.0644838 .0187327);border:1px solid oklab(59.5971% -.121996 .0367738/.28);border-radius:999px;padding:.18rem .5rem;font-size:.75rem;font-weight:600}.student-dashboard__footer-link{margin:var(--space-3) 0 0;font-size:.9375rem}.student-dashboard__footer-link--tight{margin-top:var(--space-2)}.student-dashboard__analytics-embed{margin:0}.student-dashboard__analytics-embed-hint{margin:0 0 var(--space-2);color:var(--text-muted,#57534e);font-size:.875rem;line-height:1.4}.student-dashboard__analytics-embed-summary{margin-top:0}.student-dashboard__analytics-embed-range{margin-bottom:var(--space-3)}.student-insights-promo{margin:0 0 var(--space-3);font-size:.9375rem}.student-insights-promo a{font-weight:600}.student-insights__filters{margin:0 0 var(--space-4);padding:var(--space-3) var(--space-3) var(--space-3);border-radius:var(--radius-sm);border:1px solid var(--border);background:color-mix(in oklab, var(--bg) 94%, var(--accent) 6%)}.student-insights__fieldset{border:none;min-width:0;margin:0;padding:0}.student-insights__legend{letter-spacing:.06em;text-transform:uppercase;width:100%;color:color-mix(in oklab, var(--text-h) 72%, var(--text) 28%);margin:0 0 .65rem;padding:0;font-size:.6875rem;font-weight:700;display:block}.student-insights__mode-toolbar{align-items:flex-end;gap:var(--space-3) var(--space-4);flex-wrap:wrap;display:flex}.student-insights__mode-segment-block{flex-direction:column;align-items:flex-start;gap:.5rem;min-width:0;display:flex}.student-insights__segmented-group-label{color:var(--text);font-size:.8125rem;font-weight:500}.student-insights__mode-group{flex-direction:column;align-items:flex-start;gap:.35rem;min-width:0;display:flex}.student-insights__mode-group-label{color:var(--text);font-size:.8125rem;font-weight:500}label.student-insights__mode-group-label{cursor:pointer}.student-insights__mode-group select,.student-insights__mode-group input[type=date]{min-width:5.5rem;min-height:40px}.student-insights__segmented{border:1px solid color-mix(in oklab, var(--border) 85%, var(--text) 15%);background:color-mix(in oklab, var(--bg) 88%, transparent);border-radius:10px;flex-shrink:0;display:inline-flex;overflow:hidden;box-shadow:0 1px 2px oklab(0% none none/.12)}.student-insights__segment{box-sizing:border-box;min-height:40px;color:var(--text);cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;margin:0;padding:.5rem .9rem;font-size:.8125rem;font-weight:500;line-height:1.25;transition:background .12s,color .12s;display:flex;position:relative}.student-insights__segment+.student-insights__segment{border-left:1px solid color-mix(in oklab, var(--border) 90%, transparent)}.student-insights__segment:hover:not(:has(input:checked)){background:color-mix(in oklab, var(--accent) 8%, var(--bg) 92%)}.student-insights__segment:has(input:checked){background:color-mix(in oklab, var(--accent) 22%, var(--bg) 78%);color:var(--text-h);font-weight:600}.student-insights__segment:has(input:focus-visible){outline:2px solid color-mix(in oklab, var(--accent) 55%, transparent);outline-offset:2px;z-index:1}.student-insights__segment-text{text-align:center}.student-insights__field{gap:.25rem;min-width:min(100%,11rem);display:grid}.student-insights__field span{color:var(--text);font-size:.8125rem}.student-insights__field input[type=date]{min-height:40px;padding-inline-end:2.35rem}.student-insights__field select{min-height:40px}.student-insights__body{gap:var(--space-4);display:grid}.student-insights__summary{margin:0;font-size:.9375rem;line-height:1.45}.student-insights__summary--muted{color:var(--text);font-size:.875rem}.student-insights__section{gap:var(--space-2);display:grid}.student-insights__chart-title{margin:0;font-size:1.05rem;font-weight:600}.student-insights__chart-wrap{width:100%;min-width:0;min-height:280px;padding:var(--space-2);border-radius:var(--radius-sm);border:1px solid var(--border);background:color-mix(in oklab, var(--bg) 97%, #fff 3%);overflow:visible}.student-insights__chart-wrap--mistakes-rows{min-height:0}.student-insights__mode-picker{flex-direction:column;flex:auto;align-items:stretch;gap:.35rem;min-width:0;display:flex}.student-insights__mode-select{font:inherit;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);min-height:44px;color:var(--text-h);box-sizing:border-box;width:100%;max-width:100%;font-size:.9375rem;font-weight:500}.student-insights__native-select{appearance:none;box-sizing:border-box;border:1px solid var(--border);border-radius:var(--radius-sm);background-color:var(--bg);width:100%;max-width:100%;min-height:44px;color:var(--text-h);font:inherit;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none'%3E%3Cpath stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-position:right .85rem center;background-repeat:no-repeat;background-size:.9rem .9rem;padding:.55rem 2.75rem .55rem .75rem}.student-insights__mode-select.student-insights__native-select{min-height:44px;padding:.45rem 2.75rem .45rem .7rem;font-size:.9375rem;font-weight:500}@media (prefers-color-scheme:dark){.student-insights__native-select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none'%3E%3Cpath stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' d='M6 9l6 6 6-6'/%3E%3C/svg%3E")}}.student-insights__mistakes-legend{margin-bottom:var(--space-3);color:var(--text);flex-wrap:wrap;gap:.65rem 1rem;font-size:.8125rem;display:flex}.student-insights__mistakes-legend__item{align-items:center;gap:.35rem;display:inline-flex}.student-insights__mistakes-legend__swatch{border-radius:2px;flex-shrink:0;width:.65rem;height:.65rem}.student-insights__mistakes-rows{gap:var(--space-4);flex-direction:column;min-width:0;display:flex}.student-insights__mistakes-row{flex-direction:column;gap:.4rem;min-width:0;display:flex}.student-insights__mistakes-row__label-row{flex-wrap:wrap;align-items:baseline;gap:.35rem .5rem;width:100%;min-width:0;display:flex}.student-insights__mistakes-row__label{color:var(--text-h);word-break:break-word;min-width:0;font-size:.9375rem;font-weight:600;line-height:1.3}.student-insights__mistakes-row__label-total{font-variant-numeric:tabular-nums;color:var(--text-h);flex-shrink:0;font-size:.9375rem;font-weight:700;line-height:1.3}.student-insights__mistakes-row__track-outer{justify-content:flex-start;align-items:stretch;width:100%;min-height:32px;display:flex}.student-insights__mistakes-row__track-outer .student-insights__mistakes-row__track--empty{width:100%}.student-insights__mistakes-row__track{border:1px solid var(--border);background:color-mix(in oklab, var(--bg) 92%, var(--border) 8%);border-radius:8px;flex-direction:row;width:100%;min-height:32px;display:flex;overflow:hidden}.student-insights__mistakes-row__track--clickable{cursor:pointer}.student-insights__mistakes-row__track--empty{color:var(--text);cursor:inherit;justify-content:center;align-items:center;font-size:.875rem;display:flex}.student-insights__mistakes-row__segment{justify-content:center;align-items:center;min-width:3px;min-height:100%;transition:opacity .12s;display:flex}.student-insights__mistakes-row__segment-num{font-variant-numeric:tabular-nums;color:#f8fafc;text-shadow:0 0 1px #0000008c,0 1px 2px #00000073;pointer-events:none;font-size:.75rem;font-weight:700;line-height:1}.student-insights__mistakes-row__breakdown{color:var(--text);flex-wrap:wrap;align-items:baseline;gap:.35rem .75rem;margin:.35rem 0 0;font-size:.8125rem;line-height:1.35;display:flex}.student-insights__mistakes-row__chip{align-items:baseline;gap:.3rem;min-width:0;max-width:100%;display:inline-flex}.student-insights__mistakes-row__chip-swatch{border-radius:2px;flex-shrink:0;align-self:center;width:.55rem;height:.55rem}.student-insights__mistakes-row__chip-label{word-break:break-word;min-width:0}.student-insights__mistakes-row__chip-value{font-variant-numeric:tabular-nums;flex-shrink:0;font-weight:700}.student-insights__mistakes-row--drillable{cursor:pointer;border-radius:var(--radius-sm);margin:-.15rem;padding:.15rem}.student-insights__mistakes-row--drillable:hover .student-insights__mistakes-row__track--clickable{border-color:color-mix(in oklab, var(--accent) 40%, var(--border));box-shadow:0 0 0 1px color-mix(in oklab, var(--accent) 25%, transparent)}.student-insights__mistakes-row--drillable:focus-visible{outline:2px solid color-mix(in oklab, var(--accent) 55%, transparent);outline-offset:2px}.student-insights__field--toolbar{flex-flow:wrap;align-items:center;gap:.5rem .65rem;min-width:0;margin:0;display:inline-flex}.student-insights__field--toolbar .student-insights__field-label{white-space:nowrap}.student-insights__chart-hint{color:var(--text);margin:0;font-size:.8125rem;line-height:1.4}.student-insights__chart-hint--after-chart{margin-top:var(--space-3)}.student-insights__category-drill-head{margin-bottom:var(--space-3);flex-flow:wrap;justify-content:flex-start;align-items:flex-start;gap:.5rem .75rem;display:flex}.student-insights__category-drill-head--solo{align-items:flex-start}.student-insights__category-drill-head-main{flex:1;min-width:min(100%,12rem)}.student-insights__category-drill-head .student-insights__drill-topic{margin-top:0}.student-insights__drill-topic{color:var(--text-h);word-break:break-word;flex-wrap:wrap;align-items:baseline;gap:.35rem .5rem;margin:0 0 .2rem;font-size:1.125rem;font-weight:700;line-height:1.25;display:flex}.student-insights__drill-topic-text{word-break:break-word;min-width:0}.student-insights__category-drill-sub{color:var(--text);margin:0;font-size:.8125rem;line-height:1.4}.student-insights__category-drill-back{font:inherit;border-radius:var(--radius-sm);border:1px solid var(--border);background:color-mix(in oklab, var(--bg) 96%, var(--accent) 4%);color:var(--text-h);cursor:pointer;padding:.4rem .75rem;font-size:.875rem;font-weight:600}.student-insights__category-drill-back--icon{border-radius:var(--radius-sm);flex-shrink:0;justify-content:center;align-items:center;width:2.5rem;height:2.5rem;margin-top:.1rem;padding:0;display:inline-flex}.student-insights__category-drill-back-icon{display:block}.student-insights__category-drill-back:hover{border-color:color-mix(in oklab, var(--accent) 45%, var(--border))}.student-insights__category-drill-head .student-insights__category-drill-back{flex-shrink:0;align-self:flex-start}@media (width<=640px){.student-insights__filters{padding:var(--space-2)}.student-insights__mode-toolbar{align-items:stretch;gap:var(--space-2);flex-direction:column}.student-insights__mode-toolbar .student-insights__field--toolbar{flex-direction:column;align-items:stretch;gap:.35rem;width:100%}.student-insights__mode-toolbar .student-insights__field--toolbar .student-insights__field-label{white-space:normal}.student-insights__mode-toolbar .student-insights__field--toolbar select,.student-insights__mode-toolbar .student-insights__field--toolbar input[type=date]{width:100%;max-width:none}.student-insights__chart-wrap{min-height:0;padding:.5rem}.student-insights__mistakes-row__track{min-height:36px}}@media (width<=640px) and (width>=481px){.student-insights__segmented{flex-direction:column;align-self:stretch;width:100%}.student-insights__segment+.student-insights__segment{border-left:none;border-top:1px solid color-mix(in oklab, var(--border) 90%, transparent)}}.student-dashboard__start-test{margin:0}.student-dashboard__start-test .student-home-cta{width:100%;max-width:22rem}.student-dashboard__group-list{gap:var(--space-3);margin:0;padding:0;list-style:none;display:grid}.student-dashboard__group-item{justify-content:space-between;align-items:baseline;gap:var(--space-2);padding:var(--space-3);border-radius:var(--radius-sm);background:color-mix(in oklab, var(--bg) 94%, #34d399);border:1px solid #0f766e29;flex-wrap:wrap;display:flex}.student-dashboard__group-name{color:var(--text-h);font-weight:600}.student-dashboard__group-meta{color:var(--text);opacity:.9;font-size:.875rem}.student-dashboard__request-list{gap:var(--space-2);margin:0;padding:0;list-style:none;display:grid}.student-dashboard__request-item{justify-content:space-between;align-items:center;gap:var(--space-2);padding:var(--space-3);border-radius:var(--radius-sm);background:color-mix(in oklab, var(--bg) 94%, #34d399);border:1px solid #0f766e29;flex-wrap:wrap;font-size:.9375rem;display:flex}.student-dashboard__request-id{color:var(--text-h);font-variant-numeric:tabular-nums;word-break:break-all;font-weight:600}.student-dashboard__request-status{color:#0f766e;font-size:.875rem;font-weight:600}.tutor-groups{--tg-teal:#0d9488;--tg-teal-light:#0d94881f;--tg-teal-border:#0d948838;--tg-surface:color-mix(in oklab, var(--bg) 97%, #0d9488 3%);--tg-card-bg:color-mix(in oklab, var(--bg) 94%, #0d9488 6%);gap:var(--space-5);align-content:start;display:grid}.tutor-groups__hero{gap:var(--space-1);margin-bottom:0;display:grid}.tutor-groups__hero h1{margin:0}.tutor-groups__lead{max-width:48rem;color:var(--text);margin:0;font-size:.95rem}.tutor-groups__refreshing{color:var(--tg-teal);letter-spacing:.02em;margin:0;font-size:.8rem}.tutor-groups__create-form,.tutor-groups__groups-section{gap:var(--space-3);display:grid}.tutor-groups__section-head{align-items:baseline;gap:var(--space-2);flex-wrap:wrap;display:flex}.tutor-groups__section-title{text-transform:uppercase;letter-spacing:.06em;color:var(--tg-teal);margin:0;font-size:1rem;font-weight:700}.tutor-groups__grid{gap:var(--space-4);margin:0;padding:0;list-style:none;display:grid}.tutor-groups__card{border-radius:var(--radius-md);border:1px solid var(--tg-teal-border);background:var(--tg-card-bg);overflow:hidden;box-shadow:0 1px 3px #0000000f,inset 0 1px #ffffff0f}.tutor-groups__card-header{padding:var(--space-3) var(--space-4);background:color-mix(in oklab, var(--bg) 90%, #0d9488 10%);border-bottom:1px solid var(--tg-teal-border);gap:var(--space-2);display:grid}.tutor-groups__card-header-top{align-items:flex-start;gap:var(--space-2);display:flex}.tutor-groups__card-name{color:var(--text-h);letter-spacing:-.02em;word-break:break-word;flex:1;margin:0;font-size:1.15rem;font-weight:700;line-height:1.2}.tutor-groups__card-actions{flex-shrink:0;gap:4px;margin-top:1px;display:flex}.tutor-groups__icon-action{appearance:none;border:1px solid var(--border);background:color-mix(in oklab, var(--bg) 85%, var(--tg-teal) 15%);width:32px;height:32px;color:var(--text-h);cursor:pointer;border-radius:6px;justify-content:center;align-items:center;padding:0;transition:background .12s,border-color .12s,color .12s;display:inline-flex}.tutor-groups__icon-action:hover:not(:disabled){background:color-mix(in oklab, var(--bg) 75%, var(--tg-teal) 25%);border-color:var(--tg-teal-border);color:var(--tg-teal)}.tutor-groups__icon-action--danger{background:color-mix(in oklab, var(--bg) 88%, var(--error) 12%);border-color:color-mix(in oklab, var(--error) 30%, var(--border) 70%)}.tutor-groups__icon-action--danger:hover:not(:disabled){background:color-mix(in oklab, var(--bg) 78%, var(--error) 22%);border-color:color-mix(in oklab, var(--error) 55%, var(--border) 45%);color:var(--error)}.tutor-groups__icon-action:disabled{opacity:.45;cursor:not-allowed}.tutor-groups__card-meta-row{gap:var(--space-2);align-items:center;display:flex}.tutor-groups__badge{border:1px solid var(--tg-teal-border);background:var(--tg-teal-light);color:var(--tg-teal);letter-spacing:.01em;border-radius:99px;align-items:center;gap:.3em;padding:.2em .6em;font-size:.78rem;font-weight:600;display:inline-flex}.tutor-groups__rename-inline{gap:var(--space-2);flex-wrap:wrap;flex:1;align-items:center;display:flex}.tutor-groups__rename-input{flex:1;min-width:10rem;font-size:1rem;font-weight:700}.tutor-groups__rename-actions{gap:var(--space-2);flex-wrap:wrap;display:flex}.tutor-groups__card-body{padding:var(--space-3) var(--space-4);gap:var(--space-3);display:grid}.tutor-groups__enroll-strip{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);background:color-mix(in oklab, var(--bg) 96%, var(--tg-teal) 4%);border-bottom:1px solid var(--tg-teal-border);flex-wrap:wrap;display:flex}.tutor-groups__enroll-label{text-transform:uppercase;letter-spacing:.06em;color:var(--text);opacity:.75;white-space:nowrap;font-size:.78rem;font-weight:600}.tutor-groups__enroll-code{font-family:var(--mono);letter-spacing:.12em;color:var(--text-h);word-break:break-all;flex:1;font-size:.95rem;font-weight:500}.tutor-groups__copy-btn{appearance:none;border:1px solid var(--tg-teal-border);background:var(--tg-teal-light);width:32px;height:32px;color:var(--tg-teal);cursor:pointer;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;padding:0;transition:background .12s,color .12s;display:inline-flex}.tutor-groups__copy-btn:hover:not(:disabled){background:color-mix(in oklab, var(--tg-teal-light) 70%, var(--tg-teal) 30%)}.tutor-groups__copy-btn--copied{background:color-mix(in oklab, var(--bg) 88%, var(--success) 12%);border-color:color-mix(in oklab, var(--success) 40%, var(--border) 60%);color:var(--success)}.tutor-groups__copy-btn:disabled{opacity:.5;cursor:not-allowed}.tutor-groups__members{padding:0 var(--space-4) var(--space-3)}.tutor-groups__members-summary{cursor:pointer;padding:var(--space-3) 0 var(--space-2);text-transform:uppercase;letter-spacing:.06em;color:var(--text);-webkit-user-select:none;user-select:none;align-items:center;gap:.45em;font-size:.82rem;font-weight:700;list-style:none;display:flex}.tutor-groups__members-summary::-webkit-details-marker{display:none}.tutor-groups__members-summary:before{content:"▶";color:var(--tg-teal);font-size:.6em;transition:rotate .12s}.tutor-groups__members[open]>.tutor-groups__members-summary:before{rotate:90deg}.tutor-groups__members-empty{padding:var(--space-3);color:var(--text);background:color-mix(in oklab, var(--bg) 94%, #94a3b8 6%);border-radius:var(--radius-sm);border:1px dashed var(--border);margin:0;font-size:.88rem;line-height:1.45}.tutor-groups__members-table-wrap{border-radius:var(--radius-sm);border:1px solid color-mix(in oklab, var(--border) 70%, var(--tg-teal) 30%);overflow-x:auto}.tutor-groups__members-table{border-collapse:collapse;width:100%;font-size:.875rem}.tutor-groups__members-table th,.tutor-groups__members-table td{text-align:start;vertical-align:middle;border-bottom:1px solid color-mix(in oklab, var(--border) 60%, transparent);padding:.6rem .8rem}.tutor-groups__members-table th{text-transform:uppercase;letter-spacing:.06em;color:var(--text);background:color-mix(in oklab, var(--bg) 88%, var(--tg-teal) 12%);white-space:nowrap;font-size:.72rem;font-weight:700}.tutor-groups__members-table tbody tr:last-child td{border-bottom:none}.tutor-groups__members-table tbody tr:hover td{background:color-mix(in oklab, var(--bg) 92%, var(--tg-teal) 8%)}.tutor-groups__member-name{color:var(--text-h);font-size:.9rem;font-weight:600;line-height:1.35;display:inline-block}.tutor-groups__members-col-menu{white-space:nowrap;text-align:end;vertical-align:middle;width:1%}.tutor-groups__member-menu-wrap{justify-content:flex-end;display:inline-flex}.tutor-groups__member-menu-trigger{appearance:none;border:1px solid var(--border);background:color-mix(in oklab, var(--bg) 96%, var(--tg-teal) 4%);width:38px;height:38px;color:var(--text);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;padding:0;transition:background .12s,border-color .12s,color .12s;display:inline-flex}.tutor-groups__member-menu-trigger:hover{background:var(--tg-teal-light);border-color:var(--tg-teal-border);color:var(--tg-teal)}.tutor-groups__member-menu{border-radius:var(--radius-sm);border:1px solid color-mix(in oklab, var(--border) 70%, var(--tg-teal) 30%);background:var(--bg);min-width:12.75rem;padding:.3rem 0;box-shadow:0 10px 28px oklab(20.7682% -.00294792 -.0397151/.14)}.tutor-groups__member-menu--portal{max-width:min(20rem,100vw - 16px)}.tutor-groups__member-menu-item{width:100%;font:inherit;text-align:start;color:var(--text);cursor:pointer;background:0 0;border:none;margin:0;padding:.55rem .95rem;font-size:.88rem;line-height:1.35;display:block}.tutor-groups__member-menu-item:hover:not(:disabled){background:color-mix(in oklab, var(--tg-teal-light) 55%, var(--bg) 45%)}.tutor-groups__member-menu-item:disabled{opacity:.45;cursor:not-allowed}.tutor-groups__member-menu-item--danger{color:color-mix(in oklab, #b91c1c 88%, var(--text) 12%)}.tutor-groups__member-menu-item--danger:hover:not(:disabled){background:color-mix(in oklab, #fecaca 35%, var(--bg) 65%)}.tutor-groups__move-dialog-body{flex-direction:column;gap:1rem;display:flex}.tutor-groups__move-dialog-lead{color:var(--text);margin:0;font-size:.92rem;line-height:1.55}.tutor-groups__copy-mini{appearance:none;border:1px solid var(--border);width:26px;height:26px;color:var(--text);cursor:pointer;background:0 0;border-radius:5px;justify-content:center;align-items:center;padding:0;transition:background .1s,color .1s;display:inline-flex}.tutor-groups__copy-mini:hover:not(:disabled){background:var(--tg-teal-light);color:var(--tg-teal);border-color:var(--tg-teal-border)}.tutor-groups__copy-mini--copied{color:var(--tg-teal);border-color:var(--tg-teal-border)}.tutor-groups__joined{white-space:nowrap;color:var(--text);font-size:.85rem}.tutor-groups__move-select{min-width:9rem;font-size:.85rem;min-height:36px!important}.tutor-groups__row-actions{gap:var(--space-2);flex-wrap:wrap;display:flex}.tutor-groups__muted{color:var(--text);opacity:.7;font-size:.8rem;line-height:1.3}.tutor-groups__archived-details{border-radius:var(--radius-sm);border:1px dashed var(--border);overflow:hidden}.tutor-groups__archived-summary{padding:var(--space-2) var(--space-3);text-transform:uppercase;letter-spacing:.07em;color:var(--text);opacity:.75;background:color-mix(in oklab, var(--bg) 95%, #94a3b8 5%);cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:.5em;font-size:.78rem;font-weight:700;list-style:none;display:flex}.tutor-groups__archived-summary::-webkit-details-marker{display:none}.tutor-groups__archived-summary:before{content:"▶";color:var(--text);opacity:.6;font-size:.6em;transition:rotate .12s}.tutor-groups__archived-details[open]>.tutor-groups__archived-summary:before{rotate:90deg}.tutor-groups__archived-list{margin:0;padding:0;list-style:none}.tutor-groups__archived-item{justify-content:space-between;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3);border-top:1px solid color-mix(in oklab, var(--border) 50%, transparent);font-size:.9rem;display:flex}.tutor-groups__archived-name{color:var(--text);opacity:.8}.tutor-groups__unarchive-btn{appearance:none;font:.8rem/1 var(--sans);border:1px solid var(--tg-teal-border);background:var(--tg-teal-light);color:var(--tg-teal);cursor:pointer;white-space:nowrap;border-radius:6px;align-items:center;gap:.35em;padding:.3em .65em;font-weight:600;transition:background .12s;display:inline-flex}.tutor-groups__unarchive-btn:hover:not(:disabled){background:color-mix(in oklab, var(--tg-teal-light) 70%, var(--tg-teal) 30%)}.tutor-groups__unarchive-btn:disabled{opacity:.5;cursor:not-allowed}.tutor-groups__request-meta{gap:var(--space-2);flex-wrap:wrap;align-items:center;margin-top:.2rem;display:flex}.tutor-groups__request-group{opacity:.85;font-size:.8rem}@media (prefers-color-scheme:dark){.student-app-shell{--student-page-mist:#0f1419;--student-page-sky:#102a32;--student-page-base:#141822;background:linear-gradient(168deg, var(--student-page-mist) 0%, var(--student-page-sky) 42%, var(--student-page-base) 100%)}.student-app-main .page-shell:not(.test-take-main){background:linear-gradient(165deg, color-mix(in oklab, var(--bg) 94%, #134e4a), color-mix(in oklab, var(--bg) 92%, #0f172a));border-color:#34d3992e;box-shadow:inset 0 1px #ffffff0a,0 20px 48px #00000059}.student-home-continue{background:linear-gradient(155deg, color-mix(in oklab, var(--bg) 88%, #115e59), color-mix(in oklab, var(--bg) 90%, #134e4a));border-color:#34d3994d}.student-home-cta--secondary{color:#5eead4;border-color:#5eead4}.student-home-cta--secondary:hover{background:#34d3991a}.student-page__lead{color:#cbd5e1;opacity:1}.student-test-new__hint{color:#94a3b8;opacity:1}.student-dashboard__attempt-card{background:color-mix(in oklab, var(--bg) 92%, #134e4a);border-color:#34d39933;box-shadow:inset 0 1px #ffffff0a}.student-dashboard__attempt-card:hover{background:color-mix(in oklab, var(--bg) 88%, #115e59);border-color:#5eead459;box-shadow:inset 0 1px #ffffff0a,0 8px 22px #00000059}.student-dashboard__attempt-card--ongoing{background:color-mix(in oklab, #134e4a 28%, var(--bg));border-color:#34d39947}.student-dashboard__attempt-card--ongoing:hover{background:color-mix(in oklab, #115e59 35%, var(--bg));border-color:#5eead461}.student-dashboard__attempt-time{color:#f1f5f9}.student-dashboard__attempt-meta{color:#cbd5e1;opacity:.92}.student-dashboard__attempt-score{color:#94a3b8;opacity:1}.student-dashboard__attempt-score--value{color:#ccfbf1;background:oklab(34.5072% -.0381368 -.0287952)}.student-dashboard__attempt-chevron{color:#94a3b8;background:oklab(28.7952% -.0278929 -.0257301)}.student-dashboard__attempt-card:hover .student-dashboard__attempt-chevron{color:#5eead4;background:oklab(32.2325% -.0363738 -.0248969)}.student-dashboard__badge--ongoing{color:#a7f3d0;background:oklab(33.0947% -.0476518 -.00710244);border-color:oklab(77.2944% -.146957 .0443044/.35)}.student-dashboard__request-item{background:color-mix(in oklab, var(--bg) 92%, #134e4a);border-color:#34d39938}.student-dashboard__request-id{color:#f1f5f9}.student-dashboard__request-status{color:#5eead4}.tutor-groups{--tg-teal:#2dd4bf;--tg-teal-light:#2dd4bf1f;--tg-teal-border:#2dd4bf33;--tg-card-bg:color-mix(in oklab, var(--bg) 91%, #134e4a 9%)}.tutor-groups__card-header{background:color-mix(in oklab, var(--bg) 85%, #115e59 15%)}.tutor-groups__members-table th{background:color-mix(in oklab, var(--bg) 80%, #115e59 20%)}}form{gap:var(--space-3);display:grid}label{color:var(--text-h);font-weight:500}input,select,button{font:inherit}input,select{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);width:100%;min-height:44px;color:var(--text-h);padding:.55rem .7rem}button{border:1px solid var(--accent-border);border-radius:var(--radius-sm);background:var(--accent-bg);min-height:44px;color:var(--text-h);cursor:pointer;padding:.55rem .9rem}button:disabled{opacity:.55;cursor:not-allowed}button:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500;line-height:1.25}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px}@media (width<=1024px){h2{font-size:20px}}p{margin:0}.status-message{border-radius:var(--radius-sm);border:1px solid var(--border);margin-top:1rem;padding:.55rem .7rem}.status-message--loading{background:color-mix(in oklab, var(--bg) 92%, #38bdf8 8%)}.status-message--empty{background:color-mix(in oklab, var(--bg) 92%, #94a3b8 8%)}.status-message--error,.status-message--denied{border-color:color-mix(in oklab, var(--error) 50%, var(--border) 50%);background:color-mix(in oklab, var(--bg) 88%, var(--error) 12%);color:var(--text-h)}.status-message--success{border-color:color-mix(in oklab, var(--success) 50%, var(--border) 50%);background:color-mix(in oklab, var(--bg) 88%, var(--success) 12%);color:var(--text-h)}.ui-panel{border:1px solid var(--border);border-radius:var(--radius-md);padding:var(--space-4);background:color-mix(in oklab, var(--bg) 95%, var(--accent) 5%);gap:var(--space-3);display:grid}.ui-field{gap:var(--space-2);display:grid}.ui-field__hint{color:var(--text);font-size:.85rem}.ui-input,.ui-select{width:100%}.ui-button{border-radius:var(--radius-sm);border:1px solid var(--accent-border);cursor:pointer;min-height:44px;padding:.55rem .9rem}.ui-button--primary{background:color-mix(in oklab, var(--accent) 20%, var(--bg) 80%)}.ui-button--secondary{background:color-mix(in oklab, var(--accent-support) 16%, var(--bg) 84%);border-color:color-mix(in oklab, var(--accent-support) 48%, var(--border) 52%)}.ui-button--danger{background:color-mix(in oklab, var(--error) 16%, var(--bg) 84%);border-color:color-mix(in oklab, var(--error) 48%, var(--border) 52%)}.ui-button-row{gap:var(--space-2);flex-wrap:wrap;display:flex}.ui-stack{gap:var(--space-3);display:grid}.auth-signin{width:100%;max-width:none;min-height:100svh;box-shadow:none;background:0 0;border:none;border-radius:0;gap:0;margin:0;padding:0;display:grid}.auth-signin.page-shell--wide{max-width:none}.auth-signin__hero{background:radial-gradient(circle at top left, color-mix(in oklab, var(--accent) 32%, transparent), transparent 46%), color-mix(in oklab, var(--bg) 90%, var(--accent) 10%);border-radius:0;align-content:center;justify-items:start;padding:clamp(1.25rem,4vw,3.2rem);display:grid;position:relative}.auth-signin__brand-link{display:inline-flex;position:absolute;top:clamp(1.25rem,4vw,3.2rem);left:clamp(1.25rem,4vw,3.2rem)}.auth-signin__hero-content{gap:var(--space-5);text-align:left;max-width:32rem;display:grid}.auth-signin__hero h1{margin:0;font-size:clamp(2rem,3vw,3rem);line-height:1.1}.auth-signin__welcome{flex-wrap:wrap;align-items:center;gap:.6rem;display:flex}.auth-signin__eyebrow{text-transform:uppercase;letter-spacing:.08em;color:color-mix(in oklab, var(--text) 72%, var(--accent) 28%);font-size:.85rem}.auth-signin__form-area{background:color-mix(in oklab, var(--bg) 97%, var(--accent) 3%);justify-content:center;gap:clamp(var(--space-5), 2.8vw, var(--space-6));border-radius:0;flex-direction:column;padding:clamp(1.25rem,4vw,3rem);display:flex}.auth-signin__form-area>*{width:min(100%,30rem);margin-inline:auto}.auth-signin__mobile-logo{margin:0 auto var(--space-5);display:none}.auth-signin__form-area .ui-stack{gap:var(--space-5)}.auth-signin__submit{width:100%}.auth-signin__links{color:var(--text);font-size:.92rem}.auth-signin__register-footer{width:100%;padding-top:var(--space-2);text-align:center;flex-wrap:wrap;justify-content:center;align-items:center;gap:.35rem;margin:0;font-size:.95rem;display:flex}.auth-signin__inline-link-row{text-align:right;margin:0}.auth-signin__action-link{appearance:none;color:#1e3a8a;font:inherit;cursor:pointer;background:0 0;border:0;margin:0;padding:0;text-decoration:none}.auth-signin__action-link:hover,.auth-signin__action-link:focus-visible,.auth-signin__action-link:active{color:#1e40af;text-decoration:underline}.auth-signin__action-link:disabled{opacity:.6;cursor:not-allowed}.auth-signin__divider{align-items:center;gap:var(--space-3);color:var(--text);opacity:.9;display:flex}.auth-signin__divider:before,.auth-signin__divider:after{content:"";border-top:1px solid color-mix(in oklab, var(--border) 88%, var(--accent) 12%);flex:1}.auth-signin__divider span{font-size:.85rem}.auth-signin__google-button{color:#1f2937;background:#fff;border:1px solid #d1d5db;justify-content:center;align-items:center;gap:10px;width:100%;display:inline-flex}.auth-signin__google-button:hover,.auth-signin__google-button:focus-visible{background:#f8fafc;border-color:#9ca3af}.auth-signin__google-button:disabled{background:#fff}.auth-signin__google-icon{flex:none}.auth-callback__name-section{margin-bottom:var(--space-6);max-width:32rem}.auth-callback__name-heading{margin:0 0 var(--space-3);font-size:1.125rem}.auth-role-choice{gap:var(--space-6)}.auth-role-choice__option{gap:var(--space-3);display:grid}.auth-role-choice__option h2{margin:0}.auth-callback__logout-link{margin-top:var(--space-4);text-align:right}.auth-callback__brand{margin:0 0 var(--space-3)}.auth-callback__brand a{align-items:center;display:inline-flex}@media (width>=860px){.auth-signin{grid-template-columns:1fr 1.15fr;gap:0}}@media (width<=859px){.auth-signin{min-height:auto}.auth-signin__hero{display:none}.auth-signin__mobile-logo{display:block}}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}.test-take-main.page-shell--wide{text-align:left;justify-items:stretch;width:100%;max-width:min(56rem,100%)}.test-page-inner{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;max-width:min(48rem,100%);padding:var(--space-5) var(--space-4);border-radius:var(--radius-md);color:#0a0a0a;box-sizing:border-box;text-align:left;background:#fff;flex-direction:column;align-items:stretch;width:100%;margin:0 auto;font-family:Noto Serif Armenian,Georgia,Times New Roman,serif;line-height:1.5;display:flex;box-shadow:inset 0 1px #ffffffbf,0 12px 36px #0f172a14}.test-take-main--autosave .test-page-inner{padding-bottom:calc(var(--space-5) + 4.75rem + env(safe-area-inset-bottom,0px))}.test-sheet-header{margin-bottom:var(--space-4);padding-bottom:var(--space-3);border-bottom:1px solid #ccc;position:relative}.test-take-footer-bar{z-index:50;padding:var(--space-3) var(--space-4);padding-bottom:max(var(--space-3), env(safe-area-inset-bottom));box-sizing:border-box;border-top-left-radius:var(--radius-md);border-top-right-radius:var(--radius-md);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff0;border-top:1px solid #ddd;margin:0;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -6px 16px #0000000f}.test-take-footer-bar__inner{align-items:center;gap:var(--space-3);box-sizing:border-box;flex-flow:row;max-width:min(56rem,100%);margin:0 auto;display:flex}.test-take-footer-bar__save{min-width:0;font-family:var(--sans);color:#444;font-size:.8125rem;line-height:1.35}@media (width>=640px){.test-take-footer-bar__inner{justify-content:space-between}.test-take-footer-bar__save{text-align:start;flex:auto}.test-take-footer-bar__submit{flex-shrink:0}}@media (width<=639px){.test-take-footer-bar__inner{justify-content:flex-end}.test-take-footer-bar__save{text-align:end;flex:0 auto;max-width:min(100% - 9rem,70vw)}.test-take-footer-bar__submit{flex-shrink:0}}.test-submit-confirm-dialog__body{margin:0 0 var(--space-4);color:#333;font-size:.9375rem;line-height:1.45}.test-submit-confirm-warning{margin:0 0 var(--space-4);padding:var(--space-3) var(--space-4);border:1px solid #fcd34d;color:#78350f;background:#fffbeb;border-inline-start:5px solid #d97706;border-radius:6px}.test-submit-confirm-warning__mast{align-items:flex-start;gap:var(--space-2);margin-bottom:var(--space-2);display:flex}.test-submit-confirm-warning__icon{color:#b45309;flex-shrink:0;margin-top:1px;display:inline-flex}.test-submit-confirm-warning__icon svg{width:1.25rem;height:1.25rem}.test-submit-confirm-warning__heading{letter-spacing:.02em;text-transform:uppercase;color:#92400e;margin:0;font-size:.875rem;font-weight:700;line-height:1.35}.test-submit-confirm-warning__body{color:#451a03;margin:0;padding-inline-start:calc(1.25rem + var(--space-2));font-size:.9375rem;font-weight:500;line-height:1.45}.test-submit-confirm-dialog__cancel{padding:var(--space-2) var(--space-3);color:#0a0a0a;cursor:pointer;background:#fff;border:1px solid #999;border-radius:4px;margin:0;font-family:inherit;font-size:.9375rem}.test-submit-confirm-dialog__cancel:disabled{opacity:.5;cursor:not-allowed}.test-review-no-answer{font-family:var(--sans);color:#555;margin:0 0 4px;padding:0;font-size:.8125rem;line-height:1.35}.test-review-no-answer__label{color:#333;font-weight:600}.test-sheet-save-msg{display:block}.test-sheet-save-msg--ok{color:inherit}.test-sheet-save-msg--error{color:var(--error)}.test-sheet-h1{letter-spacing:.06em;text-align:center;text-transform:uppercase;color:inherit;margin:0;padding-inline:clamp(3rem,12vw,5.5rem);font-size:clamp(1.875rem,1.2rem + 3.5vw,3rem);font-weight:700;line-height:1.15}.test-review-sheet-h1{letter-spacing:.06em;text-align:center;text-transform:uppercase;color:inherit;margin:0;padding-inline:clamp(1.5rem,6vw,3rem);font-size:clamp(1.125rem,.95rem + 1.1vw,1.5rem);font-weight:700;line-height:1.2}.test-take-form{text-align:left;flex-direction:column;align-items:stretch;gap:0;width:100%;min-width:0;display:flex}.test-exercise-block--sheet{max-width:none;margin-left:0;margin-right:0}.test-sheet-section-intro{margin:0 0 var(--space-6);text-align:left;font-size:1rem}.test-sheet-section-range,.test-sheet-section-title{font-weight:700}.test-question-blocks{flex-direction:column;gap:4.25rem;display:flex}.test-question-block{margin:0}.test-question-fieldset{border:none;min-width:0;margin:0;padding:0}.test-question-grid{column-gap:var(--space-3);row-gap:var(--space-3);margin:0 0 var(--space-3);text-align:left;grid-template-columns:auto 1fr;align-items:start;font-weight:400;display:grid}.test-question-grid>.test-question-num-box{grid-area:1/1}.test-question-grid>.katex-text-root.test-question-prompt{grid-area:1/2;min-width:0}.test-question-grid>.test-question-choices-col{flex-direction:column;grid-area:2/1/auto/-1;gap:6px;width:100%;min-width:0;display:flex}.test-question-choices-col .test-choice-list{width:100%;min-width:0}.test-choice-clear-btn{font-family:var(--font-sans,system-ui, sans-serif);color:#1d4ed8;text-underline-offset:2px;cursor:pointer;background:0 0;border:none;align-self:end;margin:0;padding:0;font-size:.8125rem;font-weight:500;text-decoration:underline}.test-choice-clear-btn:hover{color:#1e40af}.test-choice-clear-btn:focus-visible{outline-offset:2px;outline:2px solid #1d4ed8}.test-question-na-full-span{grid-area:2/1/auto/-1;margin:0}.test-question-num-box{box-sizing:border-box;font-variant-numeric:tabular-nums;border:1px solid #0a0a0a;flex-shrink:0;justify-content:center;align-items:center;width:5ch;min-height:0;padding-block:1px;padding-inline:0;font-weight:400;line-height:1.15;display:inline-flex}.test-question-prompt{margin:0;font-weight:400}span.katex-text-root.test-question-prompt,span.katex-text-root.test-exercise-statement{display:block}.katex-text-root .katex{font-size:inherit}.katex-text-root .katex-display{margin:.5em 0}.test-sheet-section-title .katex{color:inherit;font-weight:700}.test-choice-prefix{font-weight:400}.test-choice-katex.katex-text-root{display:inline}.test-choice-list{flex-direction:column;gap:5px;margin:0;padding:0;list-style:none;display:flex}.test-choice--sheet{box-sizing:border-box;width:100%;min-width:0;padding:1px var(--space-2);cursor:pointer;color:inherit;border:1px solid #0000;border-radius:4px;align-items:center;gap:.6rem;margin:0;font-weight:400;display:flex}.test-page-inner .test-choice--sheet{color:#0a0a0a;font-weight:400}.test-choice-input{accent-color:#1d4ed8;cursor:pointer;flex-shrink:0;width:1.125rem;height:1.125rem;margin:0}.test-choice-text{text-align:left;flex:1;min-width:0}.test-choice--sheet:has(.test-choice-input:focus-visible){outline-offset:2px;outline:2px solid #2563eb}.test-choice--sheet:has(.test-choice-input:checked){background:#1d4ed81a;border-color:#1d4ed859}.test-page-inner .test-choice--sheet .test-choice-text{font-weight:400}.test-submit-btn{padding:var(--space-2) var(--space-4);border-radius:var(--radius-sm);color:#0a0a0a;cursor:pointer;background:#fff;border:1px solid #1a1a1a;font-family:inherit;font-size:1rem}.test-submit-btn:disabled{opacity:.5;cursor:not-allowed}.test-sheet-footer-link{margin:var(--space-4) 0 0;font-size:.875rem}.test-page-inner a{color:#1e40af}.test-exercise-block{margin-bottom:var(--space-6);max-width:48rem;margin-left:auto;margin-right:auto}.test-page-inner .test-exercise-block{text-align:left;align-self:stretch;width:100%;max-width:none;margin-left:0;margin-right:0}.test-exercise-block.test-exercise-block--sheet{margin-bottom:5.5rem}.test-exercise-statement{white-space:pre-wrap;text-align:left;margin-bottom:var(--space-4);padding:var(--space-3) var(--space-4);background:var(--surface-2,#0000000a);border-radius:8px;line-height:1.45}.test-item-list{text-align:left;padding-left:var(--space-5);max-width:40rem;margin:var(--space-4) auto;list-style:decimal}.test-item{margin-bottom:var(--space-5)}.test-choice{gap:var(--space-2);margin:var(--space-2) 0;text-align:left;align-items:flex-start;display:flex}.test-choice.test-choice--sheet{align-items:center;margin-block:0;margin-inline:0}.test-choice.test-choice--sheet.test-choice-review{cursor:default;flex-wrap:nowrap;width:100%;margin-block:0;margin-inline:0}.test-page-inner .test-choice.test-choice--sheet.test-choice-review{font-weight:400}.test-choice.test-choice--sheet.test-choice-review.test-choice-review--neutral{background:0 0;border-color:#0000}.test-page-inner .test-attempt-review{margin-top:var(--space-4)}.test-score-summary{margin-bottom:var(--space-5)}.test-page-inner .test-score-summary .status-message{text-align:center}.test-item-review-na{color:#444;font-size:.9375rem}.test-take-meta{max-width:48rem;margin:0 auto var(--space-3);text-align:center;color:var(--text-m,#000000a6);font-size:.95rem;line-height:1.45}.test-save-status{max-width:48rem;margin:0 auto var(--space-2);text-align:center;font-size:.9rem}.test-save-status--ok{color:var(--success)}.test-save-status--error{color:var(--error)}.test-continue-banner{max-width:40rem;margin:0 auto var(--space-4);padding:var(--space-3) var(--space-4);background:var(--surface-2,#0000000a);text-align:center;border-radius:8px;line-height:1.45}.test-choice-review{align-items:baseline;gap:var(--space-2);padding:var(--space-2) var(--space-3);margin:var(--space-2) 0;border:1px solid var(--border,#0000001f);text-align:left;border-radius:6px;flex-wrap:wrap;display:flex}.test-choice-review-markers{align-items:center;gap:var(--space-1);flex-shrink:0;margin-left:auto;display:inline-flex}.test-choice-review-icon{flex-shrink:0}.test-choice-review-icon--correct{color:var(--success)}.test-choice-review-icon--wrong{color:var(--error)}.test-choice-review--neutral{opacity:.95}.test-choice-review--correct{border-color:var(--success);background:color-mix(in srgb, var(--success) 14%, transparent)}.test-choice-review--yours-wrong{border-color:var(--error);background:color-mix(in srgb, var(--error) 12%, transparent)}.test-choice-review--yours-correct{border-color:var(--success);background:color-mix(in srgb, var(--success) 18%, transparent)}@media (prefers-color-scheme:dark){.test-page-inner{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;background:color-mix(in oklab, var(--bg) 96%, #0f172a);color:var(--text-h);box-shadow:inset 0 1px #ffffff0d,0 12px 40px #00000059}.test-sheet-header{border-bottom-color:var(--border)}.test-take-footer-bar{background:color-mix(in oklab, var(--bg) 88%, transparent);border-top-color:var(--border);box-shadow:0 -8px 24px #00000073}.test-take-footer-bar__save,.test-submit-confirm-dialog__body{color:var(--text)}.test-submit-confirm-warning{border-color:color-mix(in oklab, #fbbf24 45%, var(--border));background:color-mix(in oklab, #422006 35%, var(--bg));color:#fde68a;border-inline-start-color:#f59e0b}.test-submit-confirm-warning__icon{color:#fbbf24}.test-submit-confirm-warning__heading{color:#fcd34d}.test-submit-confirm-warning__body{color:#fef3c7}.test-submit-confirm-dialog__cancel{border-color:var(--border);background:color-mix(in oklab, var(--bg) 92%, var(--text) 8%);color:var(--text-h)}.test-review-no-answer{color:var(--text)}.test-review-no-answer__label{color:var(--text-h)}.test-question-num-box{border-color:color-mix(in oklab, var(--text-h) 55%, var(--border))}.test-page-inner .test-choice--sheet{color:var(--text-h)}.test-choice-input{accent-color:#60a5fa}.test-choice--sheet:has(.test-choice-input:focus-visible){outline-color:#60a5fa}.test-choice--sheet:has(.test-choice-input:checked){background:color-mix(in oklab, #3b82f6 22%, var(--bg));border-color:color-mix(in oklab, #60a5fa 45%, var(--border))}.test-choice-clear-btn{color:#93c5fd}.test-choice-clear-btn:hover{color:#bfdbfe}.test-choice-clear-btn:focus-visible{outline-color:#60a5fa}.test-submit-btn{border-color:color-mix(in oklab, var(--text-h) 35%, var(--border));background:color-mix(in oklab, var(--bg) 90%, var(--text) 10%);color:var(--text-h)}.test-page-inner a{color:#93c5fd}.test-page-inner a:hover{color:#bfdbfe}.test-exercise-statement{background:oklab(100% 0 5.96046e-8/.06)}.test-item-review-na,.test-take-meta{color:var(--text)}.test-continue-banner{background:oklab(100% 0 5.96046e-8/.06)}.test-choice-review{border-color:var(--border)}}.tutor-student-analytics{gap:var(--space-4);align-content:start;display:grid}.tutor-student-analytics__hero{gap:var(--space-1);display:grid}.tutor-student-analytics__hero h1{margin:0}.tutor-student-analytics__lead{max-width:60rem;margin:0}.tutor-student-analytics__group-lead{margin-top:0}.tutor-student-analytics__layout{gap:var(--space-4);grid-template-columns:minmax(16rem,20rem) minmax(0,1fr);align-items:start;display:grid}.tutor-student-analytics__roster-controls{gap:var(--space-2);margin-bottom:var(--space-3);display:grid}.tutor-student-analytics__roster-field{gap:.35rem;display:grid}.tutor-student-analytics__roster-field input[type=search]{border-radius:var(--radius-md);border:1px solid var(--border);width:100%;min-height:2.5rem;padding:.45rem .65rem}.tutor-student-analytics__roster-list{gap:var(--space-2);margin:0;padding:0;list-style:none;display:grid}.tutor-student-analytics__roster-item{appearance:none;border:1px solid var(--border);border-radius:var(--radius-md);background:color-mix(in oklab, var(--bg) 96%, #0d9488 4%);width:100%;padding:var(--space-2) var(--space-3);cursor:pointer;justify-items:start;gap:.2rem;transition:border-color .12s,transform .12s,background .12s;display:grid}.tutor-student-analytics__roster-item:hover{border-color:color-mix(in oklab, #0d9488 48%, var(--border));transform:translateY(-1px)}.tutor-student-analytics__roster-item:focus-visible{outline-offset:1px;outline:3px solid oklab(60.0224% -.103488 -.00851551/.44)}.tutor-student-analytics__roster-item--active{border-color:color-mix(in oklab, #0d9488 58%, var(--border));background:color-mix(in oklab, var(--bg) 87%, #0d9488 13%)}.tutor-student-analytics__roster-name{color:var(--text-h);font-weight:600}.tutor-student-analytics__roster-meta{color:var(--text);opacity:.85;font-size:.82rem}@media (width<=960px){.tutor-student-analytics__layout{grid-template-columns:1fr}}@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{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.16.45"}.katex .katex-mathml{clip:rect(1px,1px,1px,1px);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.newline{display:block}.katex .base{white-space:nowrap;width:min-content;position:relative}.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;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{flex-direction:row;display:inline-flex}.katex .thinbox{width:0;max-width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.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{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.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;width:100%;display:inline-block}.katex .hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.root{margin-left:.277778em;margin-right:-.555556em}.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:.833333em}.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:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.33333em}.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:1.66667em}.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:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.857143em}.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:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.55429em}.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:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.888889em}.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:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.33333em}.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:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.76444em}.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:.416667em}.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:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.666667em}.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:.833333em}.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:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.555556em}.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:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.833333em}.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:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.833333em}.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:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.833173em}.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:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.833601em}.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{width:.12em;display:inline-block}.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{min-width:1px;display:inline-block}.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;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.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{box-sizing:border-box;border:.04em solid}.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{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;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{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.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{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}
