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:root{--color-bg:#f2f2f2;--color-bg-section:#f3f3f3;--color-surface:#fff;--color-text:#222;--color-heading:#202020;--color-text-muted:#6b6b6b;--color-border:#e6e6e6;--color-accent:#e5f77d;--color-accent-hover:#caf31b;--color-accent-dot:#c4d54b;--color-accent-text:#222;--color-dark:#222;--color-input-bg:#fcfcfc;--color-nav-hover-bg:#f8f8f8;--color-footer-hover:#c4d64d;--color-error:crimson;--color-success:green;--radius-card:10px;--radius-btn:5px;--radius-input:4px;--header-height:80px}html{height:100%}html,body{max-width:100vw;overflow-x:hidden}body{min-height:100%;color:var(--color-text);background:var(--color-bg);font-family:var(--font-manrope), Manrope, Arial, Helvetica, sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-wrap:anywhere;flex-direction:column;font-size:18px;font-weight:400;line-height:1.8;display:flex}.page-shell{border-radius:var(--radius-card);background:var(--color-surface);flex-direction:column;flex:1;margin:40px;display:flex;overflow:hidden}@media (max-width:1439px){.page-shell{margin:20px}}@media (max-width:768px){.page-shell{border-radius:0;margin:10px}}.admin-shell{padding:2rem}@media (max-width:768px){.admin-shell{padding:1rem}}*{box-sizing:border-box;margin:0;padding:0}.skip-link{z-index:100;background:var(--color-accent);color:var(--color-accent-text);border-radius:0 0 var(--radius-btn) var(--radius-btn);font-family:var(--font-manrope), Manrope, sans-serif;letter-spacing:.08em;text-transform:uppercase;padding:.75rem 1.25rem;font-size:14px;font-weight:700;transition:transform .2s;position:fixed;top:0;left:1rem;transform:translateY(-120%)}.skip-link:focus{transform:translateY(0)}.content-area:focus,.content-area:focus-visible{outline:none}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex]:not([tabindex="-1"]):focus-visible{outline:3px solid var(--color-heading);outline-offset:2px;border-radius:2px}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}a{color:inherit;text-decoration:none}h1,h2,h3,h4{color:var(--color-heading);line-height:1.4;font-family:var(--font-inter), Inter, Arial, Helvetica, sans-serif}h1,h2{letter-spacing:-2px;font-weight:400}h1{font-size:clamp(1.25rem,3vw,2.25rem)}h2{font-size:clamp(2rem,5.5vw,4.5rem)}h3{letter-spacing:normal;margin-top:80px;font-size:22px;font-weight:500}.accent-dot{color:var(--color-accent-dot)}.text-error{color:var(--color-error)}.text-success{color:var(--color-success)}.auth-shell-sm{max-width:400px;margin:3rem auto;padding:0 1.5rem}.auth-shell-md{max-width:480px;margin:3rem auto;padding:0 1.5rem}.content-shell-sm{max-width:480px;margin:4rem auto;padding:0 1.5rem}.content-shell-md{max-width:600px;margin:4rem auto;padding:0 1.5rem}.content-shell-lg{max-width:700px;margin:4rem auto;padding:0 1.5rem}.content-shell-xl{max-width:900px;margin:4rem auto;padding:0 1.5rem}button{cursor:pointer;font-family:inherit}input,textarea{border:1px solid var(--color-border);border-radius:var(--radius-input);background:var(--color-input-bg);color:var(--color-text);padding:.5rem .6rem;font-family:inherit;font-size:1rem}textarea{resize:vertical;width:100%}label{flex-direction:column;gap:.25rem;font-size:.95rem;display:flex}.btn{border-radius:var(--radius-btn);font-family:var(--font-manrope), Manrope, sans-serif;letter-spacing:.08em;text-transform:uppercase;border:none;justify-content:center;align-items:center;padding:14px 34px;font-size:14px;font-weight:700;line-height:1.2;transition:background-color .35s;display:inline-flex}.btn-accent{background:var(--color-accent);color:var(--color-accent-text);transition:background-color .2s}.btn-accent:hover{background-color:var(--color-accent-hover)}.btn-outline{color:var(--color-text);border:1px solid var(--color-border);background:0 0}.btn-outline:hover{border-color:var(--color-text)}.btn-sm{letter-spacing:.04em;padding:.5rem .9rem;font-size:.8rem}.lesson-subsection{content-visibility:auto;contain-intrinsic-size:auto 600px}.html-content h2,.html-content h3,.html-content h4{margin-top:2rem;margin-bottom:.75rem}.html-content p{margin:0 0 1rem}.html-content p:last-child{margin-bottom:0}.html-content ul,.html-content ol{margin:0 0 1rem;padding-left:1.5rem}.html-content li{margin-bottom:.4rem}.html-content img{vertical-align:middle;max-width:100%}.html-content figure img{border-radius:var(--radius-card);display:block}.html-content figure{margin:1rem 0}.html-content figcaption{color:var(--color-text-muted);margin-top:.5rem;font-size:1rem}.html-content table{border-collapse:collapse;width:100%;margin:1rem 0}.html-content th,.html-content td{border:1px solid var(--color-border);text-align:left;padding:.5rem .75rem}.html-content th{background:var(--color-bg-muted,#f3f3f3);font-weight:600}
.Header-module__hBw1pG__header{z-index:50;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:0 0;width:100%;padding-top:20px;transition:background-color .2s;position:sticky;top:0}.Header-module__hBw1pG__header.Header-module__hBw1pG__scrolled{background:#ffffffb3}.Header-module__hBw1pG__header.Header-module__hBw1pG__scrolling{-webkit-backdrop-filter:none;backdrop-filter:none}.Header-module__hBw1pG__inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1.5rem;width:100%;margin:0 auto;padding:20px 40px;display:flex}.Header-module__hBw1pG__logo{flex-shrink:0;align-items:center;display:flex}.Header-module__hBw1pG__logo img{width:180px;height:auto}.Header-module__hBw1pG__nav{flex-wrap:wrap;flex:1;justify-content:center;align-items:center;gap:15px;display:flex}.Header-module__hBw1pG__portalLink{font-family:var(--font-inter), Inter, sans-serif;letter-spacing:-2px;text-transform:none;color:var(--color-heading);background-color:#0000;border-radius:0;padding:0;font-size:clamp(1.4rem,3.2vw,2.8rem);font-weight:400;line-height:1.4}.Header-module__hBw1pG__portalLink:hover{background-color:#0000}.Header-module__hBw1pG__right{align-items:center;gap:1rem;display:flex}.Header-module__hBw1pG__userEmail{color:var(--color-text-muted);font-size:.85rem}.Header-module__hBw1pG__profileLink{color:var(--color-text-muted);font-size:.85rem;text-decoration:none}.Header-module__hBw1pG__profileLink:hover{text-decoration:underline}@media (max-width:768px){.Header-module__hBw1pG__inner{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:10px 12px;padding:20px;display:grid}.Header-module__hBw1pG__logo{grid-area:1/1;justify-self:start}.Header-module__hBw1pG__nav{grid-area:1/2;justify-self:center}.Header-module__hBw1pG__right{flex-wrap:wrap;grid-area:2/1/auto/-1;justify-content:flex-end;justify-self:end}.Header-module__hBw1pG__logo img{width:100%;max-width:140px}}
.Footer-module__S6Hkya__footer{background-color:var(--color-bg-section);margin-top:auto}.Footer-module__S6Hkya__main{grid-template-columns:repeat(3,1fr);gap:2.5rem;padding:100px 140px 40px;display:grid}.Footer-module__S6Hkya__logo{grid-column:1/-1;margin-bottom:1rem}.Footer-module__S6Hkya__logo img{width:180px;height:auto}.Footer-module__S6Hkya__colTitle{font-family:var(--font-manrope), Manrope, sans-serif;letter-spacing:1px;text-transform:uppercase;color:var(--color-text-muted);margin-bottom:.75rem;font-size:13px;font-weight:700}.Footer-module__S6Hkya__col p,.Footer-module__S6Hkya__col a{color:var(--color-text);font-size:.95rem;line-height:1.7}.Footer-module__S6Hkya__navList{flex-direction:column;gap:.5rem;display:flex}.Footer-module__S6Hkya__navList a{text-underline-offset:5px;transition:all .2s}.Footer-module__S6Hkya__navList a:hover{text-underline-offset:5px;text-decoration:underline}.Footer-module__S6Hkya__copyright{color:var(--color-text-muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;padding:20px 140px;font-size:.8rem;display:flex}.Footer-module__S6Hkya__copyright a{text-underline-offset:5px;text-decoration:underline;transition:all .2s}.Footer-module__S6Hkya__copyright a:hover{text-underline-offset:8px;color:var(--color-footer-hover)}.Footer-module__S6Hkya__copyLinks{gap:1.25rem;display:flex}@media (max-width:1439px){.Footer-module__S6Hkya__main{grid-template-columns:1fr 1fr;padding:60px 40px}.Footer-module__S6Hkya__copyright{padding:20px 40px}}@media (max-width:768px){.Footer-module__S6Hkya__main{grid-template-columns:1fr;padding:40px 20px}.Footer-module__S6Hkya__copyright{flex-direction:column;align-items:flex-start;padding:20px}}