body[data-academy-v2]{background:var(--av2-surface-page)}.cm2-shell{min-height:100vh;display:flex;flex-direction:column}html{scroll-behavior:smooth}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}.cm2-header{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--av2-surface-card) 90%,transparent);backdrop-filter:saturate(160%) blur(10px);-webkit-backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--av2-border-subtle)}.cm2-header-in{max-width:1240px;margin:0 auto;padding:.625rem 1rem;display:flex;align-items:center;gap:.625rem .875rem;flex-wrap:wrap}.cm2-brand{order:1;display:inline-flex;align-items:center;gap:.5rem;font-family:var(--av2-font-sans);font-weight:700;font-size:.9375rem;color:var(--av2-text-display);text-decoration:none;white-space:nowrap;min-width:0}.cm2-brand:hover{text-decoration:none}.cm2-brand-mark{width:26px;height:26px;flex-shrink:0;border-radius:8px;background:linear-gradient(135deg,var(--av2-brand-600),var(--av2-brand-700));color:#fff;display:grid;place-items:center;font-size:11px;font-weight:700;letter-spacing:.02em}.cm2-brand-prefix{color:var(--av2-text-faint);font-weight:500}@media(max-width:519px){.cm2-brand-prefix{display:none}}.cm2-search{order:3;flex:1 1 100%;display:flex;align-items:center;gap:.5rem;background:var(--av2-surface-tinted);border:1px solid transparent;border-radius:var(--av2-radius-lg);padding:.5rem .75rem;color:var(--av2-text-faint);transition:border-color var(--av2-motion-fast) var(--av2-ease-in-out),background var(--av2-motion-fast) var(--av2-ease-in-out)}.cm2-search:focus-within{border-color:var(--av2-brand-200);background:var(--av2-surface-card)}.cm2-search-icon{flex-shrink:0;color:var(--av2-text-faint)}.cm2-search-input{flex:1;min-width:0;border:0;background:transparent;font-family:var(--av2-font-sans);font-size:.8125rem;color:var(--av2-text-default);outline:none}.cm2-search-input::placeholder{color:var(--av2-text-faint)}.cm2-search-input::-webkit-search-cancel-button{-webkit-appearance:none;appearance:none}.cm2-header-actions{order:2;margin-left:auto;display:flex;align-items:center;gap:.5rem;flex-shrink:0}.cm2-signin{font-size:.8125rem;font-weight:600;color:var(--av2-text-muted);text-decoration:none;padding:.375rem .5rem;border-radius:var(--av2-radius-sm)}.cm2-signin:hover{color:var(--av2-text-display);text-decoration:none}.cm2-signin:focus-visible{outline:none;box-shadow:var(--av2-shadow-focus)}.cm2-avatar{width:32px;height:32px;flex-shrink:0;border-radius:9999px;overflow:hidden;display:grid;place-items:center;background:var(--av2-brand-600);color:#fff;font-size:11px;font-weight:700;text-decoration:none;border:1px solid var(--av2-border-default)}.cm2-avatar img{width:100%;height:100%;object-fit:cover}.cm2-avatar:focus-visible{outline:none;box-shadow:var(--av2-shadow-focus)}@media(min-width:720px){.cm2-search{order:2;flex:1 1 auto;max-width:430px}.cm2-header-actions{order:3}}.cm2-anonbar{display:flex;align-items:center;gap:.625rem;margin:.625rem 1rem 0;padding:.625rem .875rem;border-radius:var(--av2-radius-xl);background:var(--av2-brand-50);border:1px solid var(--av2-brand-100)}.cm2-anonbar-text{font-size:.8125rem;font-weight:600;color:var(--av2-brand-700);line-height:1.35}.cm2-anonbar-cta{margin-left:auto;flex-shrink:0}@media(min-width:720px){.cm2-anonbar{display:none}}@media(max-width:719px){.cm2-header-cta{display:none}}.cm2-publicnotice{display:flex;align-items:flex-start;gap:.75rem;max-width:1240px;margin:.625rem auto 0;padding:.625rem .875rem;border-radius:var(--av2-radius-xl);background:var(--av2-surface-tinted);border:1px solid var(--av2-border-default);font-size:.8125rem;color:var(--av2-text-muted);line-height:1.45}@media(max-width:1272px){.cm2-publicnotice{margin-left:1rem;margin-right:1rem}}.cm2-publicnotice button{margin-left:auto;flex-shrink:0;border:0;background:transparent;color:var(--av2-text-faint);cursor:pointer;padding:.125rem;border-radius:var(--av2-radius-sm)}.cm2-publicnotice button:hover{color:var(--av2-text-default)}.cm2-publicnotice button:focus-visible{outline:none;box-shadow:var(--av2-shadow-focus)}.cm2-main{flex:1;width:100%;max-width:1240px;margin:0 auto;padding:1.125rem 1rem 1.5rem}@media(max-width:899px){.cm2-main{padding-bottom:calc(84px + env(safe-area-inset-bottom,0px))}}.cm2-footer{display:flex;align-items:center;gap:.375rem 1rem;flex-wrap:wrap;max-width:1240px;margin:0 auto;width:100%;padding:1rem;border-top:1px solid var(--av2-border-subtle);font-size:.75rem;color:var(--av2-text-faint)}.cm2-footer-brand{font-weight:600;color:var(--av2-text-muted)}.cm2-footer-sep{color:var(--av2-border-strong)}.cm2-footer a{color:var(--av2-text-faint);text-decoration:none}.cm2-footer a:hover{color:var(--av2-text-muted);text-decoration:underline}@media(max-width:899px){.cm2-footer{padding-bottom:calc(84px + env(safe-area-inset-bottom,0px))}}.cm2-tabbar{position:fixed;left:0;right:0;bottom:0;z-index:45;display:flex;justify-content:space-around;align-items:center;gap:.25rem;padding:.5rem .75rem calc(.5rem + env(safe-area-inset-bottom,0px));background:color-mix(in srgb,var(--av2-surface-card) 94%,transparent);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-top:1px solid var(--av2-border-subtle)}.cm2-tab{display:grid;justify-items:center;gap:.1875rem;flex:1;padding:.25rem;font-size:.625rem;font-weight:600;color:var(--av2-text-faint);text-decoration:none;border-radius:var(--av2-radius-md);-webkit-tap-highlight-color:transparent}.cm2-tab.is-active{color:var(--av2-brand-700)}.cm2-tab:focus-visible{outline:none;box-shadow:var(--av2-shadow-focus)}.cm2-fab{flex-shrink:0;width:52px;height:52px;margin-top:-22px;border-radius:18px;background:linear-gradient(135deg,var(--av2-brand-600),var(--av2-brand-700));color:#fff;display:grid;place-items:center;text-decoration:none;box-shadow:0 10px 22px -6px #2563eb80;border:3px solid var(--av2-surface-page)}.cm2-fab:focus-visible{outline:none;box-shadow:var(--av2-shadow-focus),0 10px 22px -6px #2563eb80}@media(min-width:900px){.cm2-tabbar{display:none}}.cm2-hero{margin-bottom:1rem}.cm2-crumb{display:flex;align-items:center;gap:.375rem;font-size:.75rem;color:var(--av2-text-faint);margin-bottom:.625rem;flex-wrap:wrap}.cm2-crumb a{color:var(--av2-text-muted);text-decoration:none}.cm2-crumb a:hover{color:var(--av2-text-default);text-decoration:underline}.cm2-crumb [aria-current=page]{color:var(--av2-brand-700);font-weight:600}.cm2-hero-row{display:flex;align-items:flex-start;gap:1.25rem;flex-wrap:wrap}.cm2-hero-main{flex:1;min-width:0}.cm2-h1{font-family:var(--av2-font-sans);font-size:1.6875rem;font-weight:700;letter-spacing:-.02em;line-height:1.1;color:var(--av2-text-display);margin:0}@media(min-width:640px){.cm2-h1{font-size:1.875rem}}.cm2-hero-sub{font-size:.875rem;color:var(--av2-text-muted);margin:.5rem 0 0;max-width:58ch;line-height:1.5}.cm2-proof{font-size:.8125rem;color:var(--av2-text-faint);margin:.625rem 0 0}.cm2-proof strong{color:var(--av2-text-muted);font-weight:700}.cm2-proof-sep{margin:0 .375rem;color:var(--av2-border-strong)}.cm2-online{display:inline-flex;align-items:center;gap:.375rem;color:var(--av2-success-700)}.cm2-online strong{color:var(--av2-success-700)}.cm2-online-dot{width:7px;height:7px;flex-shrink:0;border-radius:50%;background:var(--av2-success-600);box-shadow:0 0 color-mix(in srgb,var(--av2-success-600) 55%,transparent);animation:cm2-online-pulse 2.4s ease-out infinite}@keyframes cm2-online-pulse{0%{box-shadow:0 0 color-mix(in srgb,var(--av2-success-600) 55%,transparent)}70%{box-shadow:0 0 0 5px color-mix(in srgb,var(--av2-success-600) 0%,transparent)}to{box-shadow:0 0 color-mix(in srgb,var(--av2-success-600) 0%,transparent)}}@media(prefers-reduced-motion:reduce){.cm2-online-dot{animation:none}}.cm2-hero-cta{flex-shrink:0}@media(max-width:639px){.cm2-hero-cta{display:none}.cm2-hero-cta--mobile-keep{display:block;flex-basis:100%;margin-top:.25rem}}.cm2-grid{display:flex;flex-direction:column}.cm2-grid-feed{order:1;min-width:0}.cm2-grid-side{order:2;margin-top:1rem}@media(min-width:900px){.cm2-grid{display:grid;grid-template-columns:252px minmax(0,1fr);gap:1.375rem;align-items:start}.cm2-grid-feed,.cm2-grid-side{order:0}.cm2-grid-side{margin-top:0;position:sticky;top:76px}}