:root{--ink:#172033;--muted:#5d6679;--paper:#fff;--soft:#f5f7fb;--accent:#6b4eff;--accent2:#19a99d;--line:#e5e8ef;--warn:#fff8df;--max:1160px;--r:18px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
a{color:#4e39cf;text-underline-offset:2px}img{max-width:100%}.wrap{width:min(var(--max),92vw);margin:auto}
.topbar{background:#10172a;color:#e9ecf3;text-align:center;padding:.52rem 1rem;font-size:.88rem}.topbar a{color:#fff}
header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:1rem}.brand{font-weight:900;font-size:1.3rem;letter-spacing:-.035em;text-decoration:none;color:var(--ink)}.brand span{color:var(--accent)}
nav{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}nav a{font-size:.93rem;font-weight:700;color:var(--ink);text-decoration:none}
.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--accent);color:#fff!important;padding:.8rem 1.1rem;border-radius:999px;text-decoration:none;font-weight:850;border:1px solid var(--accent)}
.btn:hover{filter:brightness(.96)}.btn.secondary{background:#fff;color:var(--ink)!important;border-color:var(--line)}
.hero{background:linear-gradient(145deg,#f4f1ff,#effbf9);border-bottom:1px solid var(--line);padding:62px 0 48px}.hero-grid{display:grid;grid-template-columns:1.45fr .72fr;gap:38px;align-items:center}
.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:.78rem;color:#5c47d9;font-weight:900}h1{font-size:clamp(2.25rem,5vw,4.25rem);line-height:1.03;letter-spacing:-.05em;margin:.3rem 0 1rem}
h2{font-size:clamp(1.55rem,3vw,2.15rem);line-height:1.18;letter-spacing:-.03em;margin-top:2.4rem}h3{font-size:1.19rem;line-height:1.35;margin-top:1.5rem}
.lede{font-size:1.14rem;color:var(--muted);max-width:780px}.hero-card,.card,.cta,.note,.sourcebox{border:1px solid var(--line);border-radius:var(--r);background:#fff;box-shadow:0 10px 26px rgba(26,31,50,.05)}
.hero-card{padding:1.25rem}.hero-card strong{display:block;margin-bottom:.35rem}
main{padding:44px 0 72px}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:44px}.article{max-width:800px}.article p,.article li{color:#2f394d}
.meta,.kicker{color:var(--muted);font-size:.92rem}.breadcrumbs{font-size:.88rem;color:var(--muted);margin-bottom:1rem}.breadcrumbs a{color:inherit}
.sidebar{position:sticky;top:98px;align-self:start}.sidebar .card{padding:1.2rem;margin-bottom:1rem}
.badge{display:inline-block;padding:.23rem .55rem;border-radius:999px;background:#efecff;color:#4d39c9;font-size:.76rem;font-weight:850}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{padding:1.22rem}.card p{color:var(--muted)}.card h3{margin-top:.25rem}
.cta{padding:1.35rem;margin:2rem 0;background:linear-gradient(135deg,#f1edff,#eefbf8)}.cta h3{margin:.1rem 0 .4rem}.cta p{margin:.35rem 0 1rem}
.note{padding:1rem 1.15rem;background:var(--warn);box-shadow:none}.sourcebox{padding:1rem 1.15rem;background:var(--soft);box-shadow:none;font-size:.92rem}
table{width:100%;border-collapse:collapse;margin:1.2rem 0;font-size:.95rem}th,td{border:1px solid var(--line);padding:.74rem;vertical-align:top;text-align:left}th{background:var(--soft)}
.proscons{display:grid;grid-template-columns:1fr 1fr;gap:18px}.related{border-top:1px solid var(--line);margin-top:2.6rem;padding-top:1rem}.disclosure{font-size:.88rem;color:#6a7384}
footer{background:#10172a;color:#c8ced9;padding:42px 0}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}footer a{color:#fff}
@media(max-width:900px){.hero-grid,.content-grid,.cards,.proscons,.footer-grid{grid-template-columns:1fr}.sidebar{position:static}nav a:not(.btn){display:none}.hero{padding:44px 0 36px}h1{font-size:2.5rem}.nav{min-height:66px}}