:root{--ink:#17213b;--muted:#5b6475;--bg:#f7f9fc;--card:#fff;--brand:#3047c9;--brand2:#0a8f7a;--line:#e3e8f1;--soft:#eef2ff;--max:1180px}
*{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(--bg);line-height:1.65}
a{color:var(--brand);text-decoration-thickness:.08em;text-underline-offset:.16em}a:hover{text-decoration-thickness:.14em}
.skip{position:absolute;left:-9999px;top:auto}.skip:focus{left:1rem;top:1rem;background:#fff;padding:.75rem;z-index:9999;border:2px solid var(--brand)}
header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}.bar{max-width:var(--max);margin:auto;display:flex;align-items:center;gap:1rem;padding:.8rem 1rem}.brand{font-weight:850;text-decoration:none;color:var(--ink);letter-spacing:-.02em;white-space:nowrap}.brandmark{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:9px;background:var(--brand);color:#fff;margin-right:.4rem}
nav{display:flex;gap:.8rem;align-items:center;margin-left:auto}nav a{color:var(--ink);text-decoration:none;font-weight:650;font-size:.94rem}.navcta,.btn{display:inline-block;background:var(--brand);color:#fff!important;padding:.68rem 1rem;border-radius:.65rem;text-decoration:none;font-weight:800}.navcta:hover,.btn:hover{filter:brightness(.94);text-decoration:none}
.menu-toggle{display:none}.menu-label{display:none;margin-left:auto;font-weight:800}
.hero{background:linear-gradient(135deg,#eef2ff,#f1fbf8);border-bottom:1px solid var(--line)}.hero-inner{max-width:var(--max);margin:auto;padding:4.5rem 1rem 3.5rem;display:grid;grid-template-columns:1.5fr .7fr;gap:2rem;align-items:center}.eyebrow{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;font-weight:850;color:var(--brand)}h1{font-size:clamp(2.2rem,5vw,4rem);line-height:1.04;letter-spacing:-.045em;margin:.4rem 0 1rem}h2{line-height:1.15;letter-spacing:-.025em;margin-top:2.2rem}h3{line-height:1.2}.lede{font-size:1.18rem;color:var(--muted);max-width:760px}.hero-card,.card,.sidebar-card,.notice{background:#fff;border:1px solid var(--line);border-radius:1rem;padding:1.2rem;box-shadow:0 6px 24px rgba(23,33,59,.05)}
.hero-card strong{display:block;font-size:1.25rem;margin-bottom:.4rem}.trust{font-size:.86rem;color:var(--muted);margin-top:.65rem}
.wrap{max-width:var(--max);margin:auto;padding:2rem 1rem}.content-grid{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:2rem;align-items:start}.article{background:#fff;border:1px solid var(--line);border-radius:1rem;padding:clamp(1.25rem,3vw,2.2rem)}.article h1{font-size:clamp(2rem,5vw,3.25rem)}.article p{margin:.85rem 0}.article ul{padding-left:1.25rem}.breadcrumb{font-size:.9rem;color:var(--muted);margin-bottom:1rem}.breadcrumb a{color:var(--muted)}
.sidebar{position:sticky;top:86px}.sidebar-card{margin-bottom:1rem}.sidebar-card .btn{width:100%;text-align:center}.kicker{font-weight:800;color:var(--brand2)}.cta{background:var(--soft);border:1px solid #d8defc;border-radius:1rem;padding:1.3rem;margin:2rem 0}.cta h2,.cta h3{margin-top:0}.cta .btn{margin-top:.4rem}.disclosure{font-size:.9rem;color:var(--muted);border-left:3px solid var(--brand2);padding-left:.8rem}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.card h3{margin:.2rem 0 .4rem}.card p{color:var(--muted);font-size:.95rem}.card a{text-decoration:none}.card a:hover{text-decoration:underline}
.section{padding:2.5rem 0}.section h2{font-size:2rem}.pill{display:inline-block;padding:.25rem .55rem;background:var(--soft);border-radius:999px;font-size:.8rem;font-weight:800;color:var(--brand)}
.related{border-top:1px solid var(--line);margin-top:2rem;padding-top:1rem}.related ul{display:grid;grid-template-columns:1fr 1fr;gap:.45rem 1.2rem}
footer{background:#11182b;color:#d8deee;margin-top:3rem}footer a{color:#fff}.foot{max-width:var(--max);margin:auto;padding:2.4rem 1rem;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:2rem}.foot h3{color:#fff;margin-top:0}.fine{max-width:var(--max);margin:auto;padding:0 1rem 2rem;color:#aeb8cf;font-size:.86rem}
.mobile-sticky{display:none}
table{width:100%;border-collapse:collapse;margin:1.2rem 0}th,td{padding:.8rem;border:1px solid var(--line);text-align:left;vertical-align:top}th{background:#f3f6fb}
code{background:#eef1f6;padding:.1rem .3rem;border-radius:.3rem}
@media(max-width:900px){.hero-inner,.content-grid{grid-template-columns:1fr}.sidebar{position:static}.cards{grid-template-columns:1fr 1fr}nav{display:none;position:absolute;left:0;right:0;top:64px;background:#fff;padding:1rem;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch}.menu-label{display:block}.menu-toggle:checked~nav{display:flex}.navcta{text-align:center}.mobile-sticky{display:block;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);padding:.65rem;z-index:60}.mobile-sticky .btn{display:block;text-align:center}.foot{grid-template-columns:1fr 1fr}body{padding-bottom:68px}}
@media(max-width:600px){.cards{grid-template-columns:1fr}.related ul{grid-template-columns:1fr}.hero-inner{padding-top:3rem}.foot{grid-template-columns:1fr}.bar{padding:.7rem .85rem}.brand{font-size:.95rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}