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#10182808;--adm-badge-slate-bg:#f2f4f7;--adm-badge-slate-fg:#344054;--adm-badge-indigo-bg:#eff4ff;--adm-badge-indigo-fg:#1e40af;--adm-badge-green-bg:#ecfdf3;--adm-badge-green-fg:#067647;--adm-badge-amber-bg:#fffaeb;--adm-badge-amber-fg:#b54708;--adm-badge-rose-bg:#fef3f2;--adm-badge-rose-fg:#b42318;--adm-badge-sky-bg:#eff4ff;--adm-badge-sky-fg:#1d4ed8}@font-face{font-family:Nunito;font-style:normal;font-weight:400 800;font-display:swap;src:url(/fonts/nunito-cyrillic.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Nunito;font-style:normal;font-weight:400 800;font-display:swap;src:url(/fonts/nunito-cyrillic-ext.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Nunito;font-style:normal;font-weight:400 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img{width:auto;height:34px;display:block}.site-header__logo:hover{opacity:.85}.site-header__nav{justify-content:center;align-items:center;gap:var(--sp-1) var(--sp-4);flex-wrap:wrap;flex:1;min-width:0;display:flex}.site-header__link{font-size:var(--font-size-sm);color:var(--clr-text-muted);transition:color var(--transition-fast);white-space:nowrap;font-weight:600;text-decoration:none}.site-header__link:hover,.site-header__link--active{color:var(--clr-primary)}.site-header__link--coming-soon{align-items:center;gap:var(--sp-2);display:inline-flex}.site-header__status{border-radius:var(--r-full);background:var(--clr-warning-light);color:var(--clr-warning-text);font-size:var(--font-size-xs);padding:.18rem .42rem;font-weight:800;line-height:1.2}.site-header__cta{font-size:var(--font-size-sm);color:var(--clr-text-inverse);background:var(--clr-primary);padding:6px var(--sp-4);border-radius:var(--r-full);white-space:nowrap;transition:background var(--transition-fast), box-shadow var(--transition-fast);flex-shrink:0;font-weight:700;text-decoration:none;box-shadow:0 2px 8px #3b82f659}.site-header__cta:hover{background:var(--clr-primary-dark);box-shadow:0 4px 12px #3b82f673}.site-header__actions{align-items:center;gap:var(--sp-3);flex-shrink:0;display:flex}.site-header__teacher{font-size:var(--font-size-sm);color:var(--clr-primary);padding:5px var(--sp-4);border-radius:var(--r-full);border:2px solid var(--clr-primary);white-space:nowrap;transition:background var(--transition-fast), color var(--transition-fast);font-weight:700;text-decoration:none}.site-header__teacher:hover{background:var(--clr-primary);color:var(--clr-text-inverse)}.site-header__mobile-only{display:none}.site-header__burger{cursor:pointer;background:0 0;border:none;flex-direction:column;flex-shrink:0;justify-content:center;align-items:center;gap:5px;width:44px;height:44px;padding:0;display:none}.site-header__burger span{background:var(--clr-text);border-radius:2px;width:22px;height:2px;transition:transform .2s,opacity .2s;display:block}@media (width<=640px){.site-header{padding:var(--sp-3) var(--sp-4)}.site-header__burger{display:flex}.site-header__cta,.site-header__actions{display:none}.site-header__mobile-only{display:block}.site-header__nav{background:var(--clr-surface);border-bottom:1px solid var(--clr-border);box-shadow:var(--shadow-md);padding:var(--sp-2) var(--sp-4) var(--sp-3);flex-direction:column;align-items:stretch;gap:0;display:none;position:absolute;top:100%;left:0;right:0}.site-header__link{padding:var(--sp-3) 0;border-bottom:1px solid var(--clr-border);font-size:var(--font-size-base)}.site-header__link:last-child{border-bottom:none}.site-header.is-open .site-header__nav{display:flex}.site-header.is-open .site-header__burger span:first-child{transform:translateY(7px)rotate(45deg)}.site-header.is-open .site-header__burger span:nth-child(2){opacity:0}.site-header.is-open 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