:root{--ink:#17142d;--muted:#625e72;--brand:#6557e8;--brand2:#7c66f4;--soft:#f6f4ff;--card:#fff;--line:#e7e3f7;--good:#176b52}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);line-height:1.68;background:#fff}
a{color:#5145cd;text-underline-offset:3px}img{max-width:100%}.wrap{width:min(1140px,calc(100% - 40px));margin:auto}
.sitebar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:22px;min-height:68px}.brand{font-size:1.18rem;font-weight:900;text-decoration:none;color:var(--ink);white-space:nowrap}.navlinks{display:flex;gap:18px;align-items:center;margin-left:auto}.navlinks a{text-decoration:none;color:var(--ink);font-weight:650;font-size:.95rem}.header-cta{margin-left:4px}
.btn{display:inline-flex;align-items:center;justify-content:center;border:0;background:var(--brand);color:white;text-decoration:none;font-weight:800;padding:13px 18px;border-radius:11px;box-shadow:0 5px 16px rgba(101,87,232,.18)}.btn:hover{background:#5649d5}.btn.alt{background:white;color:var(--brand);border:1px solid var(--line);box-shadow:none}
.hero{padding:78px 0 70px;background:linear-gradient(135deg,#f3f0ff 0%,#fbfaff 62%,#f4f2ff 100%);border-bottom:1px solid var(--line)}.eyebrow{text-transform:uppercase;letter-spacing:.11em;font-weight:850;font-size:.78rem;color:#594dc0}
h1{font-size:clamp(2.35rem,5.6vw,4.9rem);line-height:1.02;letter-spacing:-.045em;max-width:900px;margin:.14em 0 .25em}h2{font-size:clamp(1.65rem,3vw,2.25rem);line-height:1.18;letter-spacing:-.025em;margin:1.8em 0 .45em}h3{line-height:1.25;margin-top:1.45em}.lead{font-size:1.2rem;color:var(--muted);max-width:780px}.hero-actions{margin-top:24px;display:flex;gap:10px;flex-wrap:wrap}
main{padding:44px 0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:26px 0}.card{border:1px solid var(--line);background:var(--card);border-radius:16px;padding:22px}.card h3{margin-top:0}.card p{color:var(--muted)}
.content-layout{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:42px;align-items:start}.article{min-width:0}.sidebar{position:sticky;top:92px}.sidebox{border:1px solid var(--line);border-radius:16px;padding:20px;background:var(--soft);margin-bottom:18px}.sidebox h3{margin-top:0}.sidebox .btn{width:100%}.small{font-size:.9rem;color:var(--muted)}
.breadcrumbs{font-size:.9rem;color:var(--muted);margin-bottom:22px}.breadcrumbs a{color:inherit}.note{background:var(--soft);border-left:4px solid var(--brand);padding:16px 18px;margin:24px 0;border-radius:0 10px 10px 0}.check{border-left:4px solid var(--good);background:#f3fbf8;padding:15px 18px;margin:22px 0}
.cta{background:var(--ink);color:white;border-radius:18px;padding:28px;margin:34px 0}.cta h2{margin-top:0}.cta p{color:#ddd9ec}.cta .btn{background:white;color:var(--ink)}
table{width:100%;border-collapse:collapse;margin:25px 0;font-size:.96rem}th,td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:top}th{background:var(--soft)}
.related{margin-top:40px;padding-top:26px;border-top:1px solid var(--line)}.related ul{padding-left:20px}.disclosure{font-size:.88rem;color:var(--muted);padding:10px 0;background:#faf9fe;border-bottom:1px solid var(--line)}
footer{padding:38px 0 90px;border-top:1px solid var(--line);color:var(--muted);font-size:.92rem}.footergrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}.footergrid a{display:block;margin:5px 0;color:var(--muted)}
.mobile-cta{display:none}
@media(max-width:920px){.grid{grid-template-columns:1fr 1fr}.content-layout{grid-template-columns:1fr}.sidebar{display:none}.navlinks a:not(.header-cta){display:none}}
@media(max-width:640px){.wrap{width:min(100% - 28px,1140px)}.hero{padding:52px 0 48px}.grid{grid-template-columns:1fr}.header-cta{display:none}.mobile-cta{display:flex;position:fixed;bottom:12px;left:14px;right:14px;z-index:60}.mobile-cta .btn{width:100%;box-shadow:0 8px 30px rgba(23,20,45,.28)}h1{font-size:2.55rem}.footergrid{grid-template-columns:1fr}}

/* CTA contrast */
a.btn, a.btn:visited, .header-cta, .header-cta:visited {
  color: #fff !important;
}
.btn.alt, .btn.alt:visited {
  color: var(--brand) !important;
}
.cta .btn, .cta .btn:visited {
  color: var(--ink) !important;
}