.ai-header{border-bottom:1px solid var(--color-border-default);padding:1rem 1.5rem;justify-content:space-between;background-color:var(--color-bg-page)}.ai-header,.ai-header-link{display:flex;align-items:center}.ai-header-link{gap:.625rem;text-decoration:none}.ai-header-logo{display:inline-flex;width:28px;height:28px;align-items:center;justify-content:center;flex-shrink:0}.ai-header-title{font-family:var(--font-syne),sans-serif;font-weight:700;font-size:.9375rem;color:var(--color-text-primary);letter-spacing:-.01em}.ai-header-tagline{font-size:.75rem;color:var(--color-text-muted);letter-spacing:.04em;text-transform:uppercase}.ai-footer{border-top:1px solid var(--color-border-default);padding:1rem 1.5rem;margin-top:3rem;color:var(--color-text-subtle)}.ai-footer-text{font-size:.75rem;color:var(--color-text-muted);line-height:1.6}.ai-footer-link{color:var(--color-green-primary);text-decoration:underline}.llm-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.ai-page{max-width:52rem;margin:0 auto;padding:2rem 1.5rem}.ai-article h1{font-size:1.875rem;font-weight:700;margin-bottom:.5rem;line-height:1.25}.ai-article h1,.ai-article h2{color:var(--color-text-primary)}.ai-article h2{font-size:1.25rem;font-weight:600;margin-top:2rem;margin-bottom:.75rem;padding-bottom:.5rem;border-bottom:1px solid var(--color-border-default)}.ai-article h3{font-size:1rem;font-weight:600;margin-top:1.25rem;margin-bottom:.5rem;color:var(--color-green-primary)}.ai-article p,.ai-article ul{color:var(--color-text-secondary);line-height:1.7;margin-bottom:1rem}.ai-article ul{list-style:disc;padding-left:1.5rem}.ai-article a{color:var(--color-green-primary);text-decoration:underline;text-underline-offset:3px}