:root{--ink:#14213d;--muted:#5d6778;--bg:#f7f8fb;--card:#fff;--accent:#f59e0b;--accent2:#2563eb;--line:#e5e7eb;--ok:#0f766e;--nav:#0b1736}
*{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:1.7}
img{max-width:100%;height:auto}a{color:#174ea6;text-underline-offset:2px}a:hover{text-decoration-thickness:2px}.wrap{width:min(1120px,92%);margin:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{background:var(--nav);color:#fff;position:sticky;top:0;z-index:5;box-shadow:0 2px 12px #0002}.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px}.brand{color:#fff;text-decoration:none;font-weight:850;font-size:1.25rem;letter-spacing:-.02em}.brand span{color:var(--accent)}
#primary-nav a{color:#dce7ff;text-decoration:none;margin-left:20px;font-weight:650}.menu-toggle{display:none;background:transparent;color:#fff;border:1px solid #ffffff66;border-radius:8px;padding:7px 10px;font:inherit;font-size:1.15rem;cursor:pointer}
.hero{padding:76px 0 56px;background:linear-gradient(135deg,#0b1736,#173b7a);color:#fff}.hero h1{font-size:clamp(2.3rem,6vw,4.6rem);line-height:1.02;max-width:900px;margin:.2em 0}.hero p{max-width:760px;font-size:1.18rem;color:#d9e4ff}.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;font-weight:800;color:#fbbf24}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 8px 30px #14213d0a}.card h2,.card h3{margin-top:0;line-height:1.25}.section{padding:52px 0}.section.alt{background:#eef3ff}.prose-wide>p{max-width:880px}
.btn{display:inline-block;background:var(--accent);color:#1f2937!important;text-decoration:none;font-weight:850;padding:12px 18px;border-radius:10px;margin:4px 8px 4px 0}.btn.secondary{background:#e8efff;color:#174ea6!important}
.article{width:min(780px,92%);margin:42px auto 70px}.article h1{font-size:clamp(2rem,5vw,3.35rem);line-height:1.08;letter-spacing:-.03em}.article h2{margin-top:2.2em;font-size:1.65rem;line-height:1.2}.article h3{margin-top:1.6em;line-height:1.3}.dek{font-size:1.18rem;color:#44506a}.byline,.crumbs,.note,.small{color:var(--muted);font-size:.94rem}.byline a{font-weight:650}.crumbs{margin-bottom:18px}.disclosure{background:#fff7dd;border-left:4px solid var(--accent);padding:14px 16px;margin:20px 0;border-radius:8px}.note{border-left:3px solid #c7d2fe;padding-left:12px}
.figure{margin:28px auto;text-align:center}.figure img{display:block;margin:0 auto;max-width:100%;height:auto;border-radius:16px;border:1px solid var(--line)}figcaption{color:var(--muted);font-size:.88rem;margin-top:8px}
.toc{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin:28px 0}.toc ol{columns:2;column-gap:28px;margin:10px 0 0;padding-left:20px}.toc li{break-inside:avoid;margin:.25em 0}
table{width:100%;border-collapse:collapse;margin:24px 0;background:#fff;display:block;overflow-x:auto}thead,tbody{width:100%}th,td{border:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}th{background:#eef3ff}.cta{background:var(--nav);color:#fff;border-radius:18px;padding:26px;margin:34px 0}.cta h2{margin-top:0}.cta p{color:#dce7ff}.cta a{color:#1f2937}.checklist li,ol li{margin:.45em 0}.related{border-top:1px solid var(--line);margin-top:42px;padding-top:24px}.related li{margin:.45em 0}
.site-footer{background:#091126;color:#c9d4ee;padding:42px 0}.site-footer a{color:#fff}.site-footer strong{color:#fff}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.tag{display:inline-block;background:#e8efff;color:#174ea6;border-radius:999px;padding:3px 10px;font-size:.82rem;font-weight:700}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
@media(max-width:800px){
  .grid,.footer-grid{grid-template-columns:1fr}.hero{padding:50px 0 42px}.site-header{position:sticky}
  .nav{min-height:62px;position:relative}.menu-toggle{display:block}
  #primary-nav{display:none;position:absolute;left:0;right:0;top:62px;background:var(--nav);padding:8px 4%;border-top:1px solid #ffffff22;box-shadow:0 10px 20px #0002}
  #primary-nav.open{display:block}#primary-nav a{display:block;margin:0;padding:12px 0}.toc ol{columns:1}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}