*{box-sizing:border-box}
body{margin:0;background:#0a0a0f;color:#e8e8ec;font:1rem/1.75 system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:#81b9ff}
a:hover{text-decoration-thickness:2px}
a:focus-visible,summary:focus-visible{outline:3px solid #81b9ff;outline-offset:4px}
.container{max-width:980px;margin:auto;padding:0 1.5rem}
.site-nav{border-bottom:1px solid #30303c;padding:1rem 0}
.nav-inner,.nav-links,.footer-links{display:flex;gap:1.25rem;flex-wrap:wrap;align-items:center}
.nav-inner{justify-content:space-between}
.nav-logo{color:#fff;font-weight:800}
.nav-links{list-style:none;padding:0;margin:0}
.breadcrumbs{padding-top:1.5rem;font-size:.9rem;color:#aaaabb}
.hero{padding:2rem 0}
.eyebrow{color:#81b9ff;font-weight:700}
h1{font-size:clamp(2rem,5vw,3rem);line-height:1.15;letter-spacing:-.03em}
h2{line-height:1.3}
p,li{color:#b9b9c6}
.intro{font-size:1.1rem;max-width:760px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:1.25rem}
.card{padding:1.5rem;background:#1a1a24;border:1px solid #30303c;border-radius:18px}
.card h3{margin-top:.75rem}
.card img{width:100%;height:250px;object-fit:contain;background:#12121a;border-radius:12px}
.card a{font-weight:700}
.reading{max-width:780px}
.reading section{margin:2.5rem 0}
.note{padding:1.25rem;border-left:3px solid #81b9ff;background:#12121a}
.section{padding:1.5rem 0 2.5rem}
details{padding:1rem;background:#1a1a24;border-radius:12px}
summary{cursor:pointer;font-weight:700}
.site-footer{margin-top:3rem;border-top:1px solid #30303c;padding:2rem 0}
.footer-links button{font:inherit;color:#81b9ff;border:0;background:none;padding:0;text-decoration:underline;cursor:pointer}
.skip{position:absolute;left:-9999px}
.skip:focus{left:1rem;top:1rem;background:#12121a;padding:1rem;z-index:10}
@media(max-width:480px){.container{padding:0 1rem}
.nav-links{gap:.75rem;font-size:.9rem}
}