:root{
  --ink:#17233c;--muted:#5b6780;--paper:#fffdf8;--soft:#f5f8ff;
  --accent:#2463eb;--accent2:#11a36a;--line:#dde4ef;--warm:#fff3d6;
  --max:1120px;--radius: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:1.65}
a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:3px}
img{max-width:100%;height:auto}
.wrap{width:min(var(--max),calc(100% - 36px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,253,248,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:850;letter-spacing:-.03em}
.brand-mark{width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--accent),#6f8fff);display:grid;place-items:center;color:white;font-weight:900}
.navlinks{display:flex;align-items:center;gap:20px;font-size:.94rem}.navlinks a{text-decoration:none;color:var(--ink);font-weight:650}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:10px;padding:8px 10px}
.hero{padding:86px 0 54px;background:radial-gradient(circle at 80% 20%,#e7eeff 0,transparent 36%),linear-gradient(180deg,#fffdf8,#fbfcff)}
.eyebrow{font-size:.82rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
h1,h2,h3{line-height:1.12;letter-spacing:-.035em} h1{font-size:clamp(2.6rem,7vw,5.5rem);margin:.12em 0 .25em;max-width:900px}
h2{font-size:clamp(1.8rem,4vw,2.7rem);margin:1.2em 0 .45em} h3{font-size:1.3rem;margin:1.2em 0 .35em}
.lede{font-size:1.22rem;color:var(--muted);max-width:760px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 18px;border-radius:12px;font-weight:800;text-decoration:none;border:1px solid transparent}
.btn.primary{background:var(--accent);color:#fff}.btn.secondary{border-color:var(--line);background:#fff;color:var(--ink)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid.two{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 10px 35px rgba(25,42,70,.05)}
.card h3{margin-top:0}.card p{color:var(--muted)}
.section{padding:58px 0}.section.soft{background:var(--soft)}
.article{width:min(820px,calc(100% - 36px));margin:0 auto;padding:52px 0}
.article h1{font-size:clamp(2.4rem,6vw,4.4rem)}.article p,.article li{font-size:1.04rem}
.breadcrumbs{font-size:.88rem;color:var(--muted);margin-bottom:24px}.breadcrumbs a{color:var(--muted)}
.notice{border:1px solid #f0d38e;background:var(--warm);border-radius:14px;padding:16px 18px;margin:22px 0}
.callout{border-left:4px solid var(--accent);background:var(--soft);padding:18px 20px;border-radius:0 14px 14px 0;margin:24px 0}
.cta{background:linear-gradient(135deg,#15223d,#233a6a);color:white;border-radius:22px;padding:30px;margin:34px 0}.cta h2,.cta h3{color:white;margin-top:0}.cta p{color:#e7edff}.cta .btn{background:#fff;color:#14213e}
.kicker{font-weight:800;color:var(--accent2)}.muted{color:var(--muted)}
table{width:100%;border-collapse:collapse;margin:26px 0;background:#fff}th,td{padding:13px 12px;border:1px solid var(--line);text-align:left;vertical-align:top}th{background:var(--soft)}
.toc{border:1px solid var(--line);border-radius:14px;padding:18px 20px;background:#fff;margin:24px 0}.toc strong{display:block;margin-bottom:8px}
.related{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:24px}.related a{display:block;border:1px solid var(--line);border-radius:12px;padding:14px;text-decoration:none;font-weight:700;background:white}
.site-footer{background:#121d34;color:#dce4f6;padding:48px 0;margin-top:56px}.site-footer a{color:#fff}.footergrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}
.disclosure{font-size:.88rem;color:#65718a;border-top:1px solid var(--line);padding-top:14px;margin-top:28px}
.sourcebox{font-size:.9rem;background:#f8fafc;border:1px solid var(--line);padding:16px 18px;border-radius:14px;margin:28px 0}.sourcebox ul{margin-bottom:0}
@media(max-width:800px){.grid,.grid.two,.footergrid,.related{grid-template-columns:1fr}.navlinks{display:none;position:absolute;left:18px;right:18px;top:70px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:15px;flex-direction:column;align-items:flex-start}.navlinks.open{display:flex}.menu-btn{display:block}.hero{padding-top:58px}.article{padding-top:34px}}

/* Sitewide conversion and article layout */
.nav-cta{background:var(--accent);color:#fff!important;padding:10px 14px;border-radius:10px;font-weight:800}
.content-shell{display:grid;grid-template-columns:minmax(0,820px) 280px;gap:34px;width:min(var(--max),calc(100% - 36px));margin:0 auto;padding:52px 0}
.content-shell .article{width:auto;margin:0;padding:0}
.sidebar{align-self:start;position:sticky;top:94px}
.sidebox{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:0 10px 35px rgba(25,42,70,.05);margin-bottom:18px}
.sidebox h3{margin-top:0;font-size:1.15rem}.sidebox p{font-size:.94rem;color:var(--muted)}
.sidebox .btn{width:100%;text-align:center}
.mobile-cta{display:none;position:fixed;left:14px;right:14px;bottom:14px;z-index:60;box-shadow:0 12px 34px rgba(20,33,62,.28)}
@media(max-width:980px){.content-shell{grid-template-columns:1fr}.sidebar{position:static}.sidebar .sidebox:first-child{display:none}.mobile-cta{display:flex}}