@font-face{font-family:Nunito;font-style:normal;font-weight:200 1000;font-display:swap;src:url(/_next/static/media/abfec168c8990f67-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:Nunito;font-style:normal;font-weight:200 1000;font-display:swap;src:url(/_next/static/media/3131c862d4942660-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:Nunito;font-style:normal;font-weight:200 1000;font-display:swap;src:url(/_next/static/media/6a9c36ea9dc9b36b-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Nunito;font-style:normal;font-weight:200 1000;font-display:swap;src:url(/_next/static/media/e1694c6cb47c173f-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Nunito;font-style:normal;font-weight:200 1000;font-display:swap;src:url(/_next/static/media/ee40bb094c99a29a-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Nunito Fallback;src:local("Arial");ascent-override:99.71%;descent-override:34.82%;line-gap-override:0.00%;size-adjust:101.39%}.__className_eef148{font-family:Nunito,Nunito Fallback;font-style:normal}.__variable_eef148{--font-body:"Nunito","Nunito Fallback"}@font-face{font-family:Baloo\ 2;font-style:normal;font-weight:400 800;font-display:swap;src:url(/_next/static/media/1d3bc6cf8ffd57a1-s.woff2) format("woff2");unicode-range:u+0900-097f,u+1cd0-1cf9,u+200c-200d,u+20a8,u+20b9,u+20f0,u+25cc,u+a830-a839,u+a8e0-a8ff,u+11b00-11b09}@font-face{font-family:Baloo\ 2;font-style:normal;font-weight:400 800;font-display:swap;src:url(/_next/static/media/86fbc9d8e118e1a5-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Baloo\ 2;font-style:normal;font-weight:400 800;font-display:swap;src:url(/_next/static/media/643504413c165422-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Baloo\ 2;font-style:normal;font-weight:400 800;font-display:swap;src:url(/_next/static/media/a65324f02aa278dc-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Baloo\ 2 Fallback;src:local("Arial");ascent-override:112.55%;descent-override:54.71%;line-gap-override:0.00%;size-adjust:95.78%}.__className_f3d7bb{font-family:Baloo\ 2,Baloo\ 2 Fallback;font-style:normal}.__variable_f3d7bb{--font-display:"Baloo 2","Baloo 2 Fallback"}.lesson-prose,.prose{max-width:65ch;color:#1f2440}.lesson-prose h1,.lesson-prose h2,.lesson-prose h3,.lesson-prose h4,.prose h1,.prose h2,.prose h3,.prose h4{margin-top:2rem;margin-bottom:.75rem}.lesson-prose h1:first-child,.prose h1:first-child{margin-top:0}.lesson-prose p,.prose p{margin-bottom:1rem}.lesson-prose ol,.lesson-prose ul,.prose ol,.prose ul{margin-bottom:1rem;padding-left:1.5rem}.lesson-prose li,.prose li{margin-bottom:.25rem;line-height:1.625}.lesson-prose blockquote,.prose blockquote{border-left:4px solid #d7e1f2;padding-left:1rem;color:#5f6789;margin:1rem 0;font-style:italic}.lesson-prose table,.prose table{width:100%;border-collapse:collapse;font-size:.875rem;margin-bottom:1rem}.lesson-prose table td,.lesson-prose table th,.prose table td,.prose table th{border:1px solid #d7e1f2;padding:.5rem .75rem;text-align:left}.lesson-prose table th,.prose table th{background-color:#f1f5ff;font-weight:600}.lesson-prose table tr:nth-child(2n) td,.prose table tr:nth-child(2n) td{background-color:#f1f5ff}.lesson-prose hr,.prose hr{border:none;border-top:1px solid #d7e1f2;margin:2rem 0}.lesson-prose input[type=checkbox],.prose input[type=checkbox]{margin-right:.5rem;accent-color:#5b67f3}.lesson-prose img,.prose img{max-width:100%;border-radius:.5rem;margin:1rem 0}.lesson-prose pre,.prose pre{font-family:JetBrains Mono,Fira Code,ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.875rem;background-color:#f1f5ff;border:1px solid #d7e1f2;border-radius:.5rem;padding:1rem;overflow-x:auto;line-height:1.625;margin-bottom:1rem}.lesson-prose pre code,.prose pre code{background:none;padding:0;border-radius:0;font-size:inherit}.lesson-prose pre{font-size:.75rem;overflow-x:auto}@media(max-width:640px){.lesson-prose pre{font-size:.7rem}}.lesson-prose blockquote{background-color:#fffbeb;border-left-color:#d97706;border-radius:0 .5rem .5rem 0;padding:.75rem 1rem;font-style:normal;color:#1f2440}.lesson-prose blockquote strong:first-child{color:#d97706}.curriculum__item-link{display:contents;text-decoration:none}.curriculum__section{margin-bottom:2rem;background:#fff;border:1px solid #d7e1f2;border-radius:1rem}.curriculum__section-toggle{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:1rem 1.25rem}.curriculum__section-toggle::-webkit-details-marker{display:none}.curriculum__section-toggle:after{content:"▸";font-size:.875rem;color:#5f6789;transition:transform .12s ease}.curriculum__section[open] .curriculum__section-toggle:after{transform:rotate(90deg)}.curriculum__section-heading{font-weight:600;color:#5f6789;text-transform:uppercase;letter-spacing:.05em;font-size:.75rem}.curriculum__section-count{margin-left:auto;font-size:.75rem;color:#5f6789;background-color:#f1f5ff;border:1px solid #d7e1f2;border-radius:9999px;padding:.1rem .5rem}.curriculum__list{list-style:none;display:flex;flex-direction:column;gap:.25rem;padding:0 1rem 1rem;border-top:1px solid #d7e1f2}.curriculum__item{display:flex;align-items:baseline;gap:.75rem;padding:.5rem .75rem;border-radius:.5rem;transition:background-color 80ms ease,transform 80ms ease}.curriculum__item:hover{background-color:#f1f5ff;transform:translateX(2px)}.curriculum__item--planned{opacity:.5;cursor:default;pointer-events:none}.curriculum__item--planned:hover{background-color:rgba(0,0,0,0)}.curriculum__item--completed .curriculum__item-title{color:#5f6789}.curriculum__item-id{font-size:.75rem;font-family:JetBrains Mono,Fira Code,ui-monospace,SFMono-Regular,Menlo,monospace;color:#5f6789;flex-shrink:0;min-width:5.5rem}.curriculum__item-title{font-size:.875rem;color:#1f2440;flex:1 1}.curriculum__item-check{flex-shrink:0;width:1rem;height:1rem;display:flex;align-items:center;justify-content:center;color:#16a34a;font-size:.75rem}.curriculum__item-tag{flex-shrink:0;font-size:.75rem;color:#5f6789;background-color:#f1f5ff;padding:.1em .5em;border-radius:9999px;border:1px solid #d7e1f2}.topics-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:1rem;gap:1rem}@media(max-width:640px){.topics-list{grid-template-columns:1fr}}.topic-card{display:block;text-decoration:none;background-color:#fff;border:1px solid #d7e1f2;border-radius:.75rem;padding:1.5rem;transition:border-color .12s ease,box-shadow .12s ease,transform .12s ease}.topic-card:hover{border-color:#5b67f3;box-shadow:0 4px 6px -1px rgba(0,0,0,.07),0 2px 4px -2px rgba(0,0,0,.05);transform:translateY(-2px);color:inherit}.topic-card__id{font-family:JetBrains Mono,Fira Code,ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.75rem;color:#5f6789;margin-bottom:.5rem}.topic-card__title{font-size:1.125rem;font-weight:600;color:#1f2440;margin-bottom:.5rem}.topic-card__count{font-size:.875rem;color:#5f6789}@media(max-width:768px){.topic-card{padding:1.25rem}}.lesson-page{max-width:68rem}.lesson-actions{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;padding:1rem 0 1.5rem;border-bottom:1px solid #d7e1f2;margin-bottom:2rem}.btn{display:inline-flex;align-items:center;gap:.5rem;font-size:.875rem;font-weight:500;padding:.5rem 1rem;border-radius:.5rem;border:1px solid rgba(0,0,0,0);cursor:pointer;text-decoration:none;transition:background-color .1s ease,border-color .1s ease,color .1s ease;white-space:nowrap;line-height:1.25}.btn--primary{background-color:#5b67f3;color:#fff;border-color:#5b67f3}.btn--primary:hover{background-color:#4956de;border-color:#4956de;color:#fff}.btn--secondary{background-color:#fff;color:#1f2440;border-color:#d7e1f2}.btn--secondary:hover{background-color:#f1f5ff;border-color:#c5c0ba}.btn--ghost{background-color:rgba(0,0,0,0);color:#5f6789;border-color:rgba(0,0,0,0)}.btn--ghost:hover{background-color:#f1f5ff;color:#1f2440}.btn--success{background-color:#f0fdf4;color:#16a34a;border-color:#16a34a}.btn--sm{font-size:.75rem;padding:.25rem .75rem}.btn:disabled{opacity:.5;cursor:not-allowed}.lesson-meta{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.5rem}.lesson-meta__badge{font-size:.75rem;background-color:#f1f5ff;border:1px solid #d7e1f2;border-radius:9999px;padding:.2em .75em;color:#5f6789}.lesson-meta__badge--id{font-family:JetBrains Mono,Fira Code,ui-monospace,SFMono-Regular,Menlo,monospace;background-color:#eef0ff;border-color:#5b67f3;color:#5b67f3;font-weight:500}.feedback-card{margin-top:2.5rem;background:#fff;border:1px solid #d7e1f2;border-radius:1rem;padding:1.5rem}.feedback-card__title{margin-bottom:.5rem}.feedback-card__subtitle{margin-bottom:1.25rem}.feedback-card__form{display:grid;grid-gap:1rem;gap:1rem}.feedback-card__field{display:grid;grid-gap:.5rem;gap:.5rem}.feedback-card__field span{font-size:.875rem;font-weight:500}.feedback-card__field select,.feedback-card__field textarea{border:1px solid #d7e1f2;border-radius:.5rem;padding:.5rem .75rem;background:#fff;color:#1f2440}.feedback-stars{display:flex;flex-wrap:wrap;gap:.5rem}.feedback-stars__btn{border:1px solid #d7e1f2;background:#fff;color:#5f6789;border-radius:.5rem;padding:.25rem .75rem;cursor:pointer}.feedback-stars__btn--active{background:#eef0ff;border-color:#5b67f3;color:#5b67f3}.feedback-card__checkbox{display:flex;align-items:flex-start;gap:.5rem;font-size:.875rem;color:#5f6789}.feedback-card__actions{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem}.feedback-card__message{color:#16a34a;font-size:.875rem}.feedback-card__error{color:#dc2626;font-size:.875rem}@media print{.feedback-card,.lesson-actions{display:none!important}}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:var(--font-body),"Nunito",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;font-size:1rem;font-weight:400;line-height:1.5;color:#1f2440;background-color:#f8fafc;min-height:100dvh;background-image:radial-gradient(circle at 10% -10%,#eef0ff 0,transparent 40%)}img,svg,video{display:block;max-width:100%}button,input,select,textarea{font:inherit}a{color:#5b67f3;text-decoration:underline;text-underline-offset:2px}a:hover{color:#4956de}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.25;color:#1f2440}h1{font-size:1.875rem;font-family:var(--font-display),"Baloo 2",var(--font-body),-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;letter-spacing:.01em}h2{font-size:1.5rem}h3{font-size:1.25rem}h4{font-size:1.125rem}h5{font-size:1rem}h5,h6{font-weight:500}h6{font-size:.875rem}p{line-height:1.625}code{font-size:.875em;padding:.1em .3em;border-radius:.25rem}code,pre{font-family:JetBrains Mono,Fira Code,ui-monospace,SFMono-Regular,Menlo,monospace;background-color:#f1f5ff}pre{font-size:.875rem;border:1px solid #d7e1f2;border-radius:.5rem;padding:1rem;overflow-x:auto;line-height:1.625}pre code{background:none;padding:0;border-radius:0;font-size:inherit}.layout{display:flex;flex-direction:column;min-height:100dvh}.header{position:-webkit-sticky;position:sticky;top:0;z-index:100;height:3.5rem;background-color:hsla(0,0%,100%,.86);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid #d7e1f2;display:flex;align-items:center;padding:0 1.5rem;gap:1rem;box-shadow:0 1px 2px 0 rgba(0,0,0,.05)}.header__brand{font-size:1.25rem;font-family:var(--font-display),"Baloo 2",var(--font-body),-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;font-weight:700;color:#1f2440;text-decoration:none;flex-shrink:0}.header__brand:hover{color:#5b67f3}.header__spacer,.main{flex:1 1}.main{width:100%;max-width:68rem;margin:0 auto;padding:2rem 1.5rem}@media(max-width:768px){.main{padding:1.5rem 1rem}}.page-header{margin-bottom:2rem}.page-title{margin-bottom:.5rem}.page-subtitle{margin-bottom:1.5rem}.card{background-color:#fff;border:1px solid #d7e1f2;border-radius:1rem;box-shadow:0 1px 2px 0 rgba(0,0,0,.05)}.card--tinted{background:linear-gradient(145deg,#eef0ff,#ffffff);border-color:#ccd6ff}.queue-card{padding:1.5rem}.streak-card{padding:1rem 1.5rem;margin-bottom:1rem}.queue-list{margin:0;padding-left:1.25rem;display:grid;grid-gap:.5rem;gap:.5rem}.queue-list a{text-decoration:none;font-weight:500}.logout-form{display:inline}.home-sections{display:grid;grid-gap:2rem;gap:2rem}.home-quick-links{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:1rem}.home-layout{display:grid;grid-template-columns:minmax(0,1fr) 22rem;grid-gap:2rem;gap:2rem;align-items:start}.home-sidebar{position:-webkit-sticky;position:sticky;top:calc(3.5rem + 1rem)}.updates-list{display:grid;grid-template-columns:1fr;grid-gap:1rem;gap:1rem}.update-card{padding:1.25rem}.update-card__date{font-size:.75rem;color:#5f6789;margin-bottom:.5rem}.update-card__title{margin-bottom:.5rem;font-size:1.125rem}.update-card__summary{font-size:.875rem;color:#5f6789;line-height:1.625}.dev-feedback-list{display:grid;grid-gap:1rem;gap:1rem}.dev-feedback-item{padding:1.25rem}.dev-feedback-item h2{margin-bottom:.5rem;font-size:1.125rem}.dev-feedback-comment{margin:.75rem 0;white-space:pre-wrap}.dev-feedback-empty{padding:1.25rem}.task-file-action{margin-top:.75rem;display:grid;grid-gap:.5rem;gap:.5rem}.task-file-action__path{font-size:.875rem;color:#16a34a}.task-file-action__error{font-size:.875rem;color:#dc2626}.footer{border-top:1px solid #d7e1f2;padding:1rem 1.5rem;font-size:.875rem;color:#5f6789;text-align:center}.auth-shell{min-height:100dvh;background:linear-gradient(150deg,#eef0ff,#fff7f0 55%,#f8fafc);display:grid;place-items:center;padding:2rem 1rem}.auth-card{width:min(100%,24rem);padding:2.5rem 2rem;text-align:center}.auth-icon{font-size:2.5rem}.auth-icon,.auth-title{margin-bottom:.5rem}.auth-subtitle{margin-bottom:2rem}.auth-loading{height:4rem}.pin-input{display:grid;justify-items:center;grid-gap:1.5rem;gap:1.5rem}.pin-input__digits{display:grid;grid-template-columns:repeat(4,minmax(2.7rem,3.2rem));grid-gap:.75rem;gap:.75rem}.pin-input__digit{width:100%;aspect-ratio:1/1.1;font-size:1.65rem;text-align:center;font-weight:700;border:2px solid #d7e1f2;border-radius:.5rem;outline:none;background:#fff;color:#1f2440;letter-spacing:.1em;caret-color:rgba(0,0,0,0);transition:border-color .12s ease,box-shadow .12s ease}.pin-input__digit:focus-visible{border-color:#5b67f3;box-shadow:0 0 0 3px rgba(91,103,243,.2)}.pin-input__digit--filled{border-color:#5b67f3}.pin-input__digit--error{border-color:#dc2626}.pin-input__error{color:#dc2626;font-size:.875rem}.pin-input__status{color:#5f6789;font-size:.875rem}.breadcrumb{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;font-size:.8125rem;color:#5f6789;margin-bottom:1.25rem}.breadcrumb__item{display:inline-flex;align-items:center;gap:.5rem}.breadcrumb__current{color:#1f2440;font-weight:500}.profile-switcher{position:relative}.profile-switcher__button{display:flex;align-items:center;gap:.5rem}.profile-switcher__caret{font-size:.6rem;opacity:.6}.profile-switcher__menu{position:absolute;right:0;top:calc(100% + .5rem);background:#fff;border:1px solid #d7e1f2;border-radius:.5rem;box-shadow:0 4px 6px -1px rgba(0,0,0,.07),0 2px 4px -2px rgba(0,0,0,.05);min-width:10rem;z-index:200;overflow:hidden}.profile-switcher__option{display:flex;align-items:center;gap:.5rem;width:100%;padding:.75rem 1rem;background:rgba(0,0,0,0);border:none;cursor:pointer;font-size:.875rem;text-align:left;color:#1f2440}.profile-switcher__option--active{background:#eef0ff;color:#5b67f3;font-weight:600}.profile-switcher__check{margin-left:auto;font-size:.7rem}@media(max-width:768px){.home-layout{grid-template-columns:1fr}.home-sidebar{position:static}.header{padding:0 1rem;gap:.5rem}.header__brand{font-size:1.125rem}.auth-card{padding:2rem 1.25rem}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.text-muted{color:#5f6789}.text-sm{font-size:.875rem}.text-center{text-align:center}