:root{--color-surface:#fff;--color-surface-subtle:#f7f9fc;--color-text:#0b2440;--color-text-muted:#53697f;--color-text-subtle:#294966;--color-text-inverse:#fff;--color-border:#dce5ed;--color-border-strong:#b9c9d7;--color-action:#2f83bd;--color-action-strong:#002857;--color-action-strong-hover:#063b73;--color-focus:#2f83bd;--font-sans:ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-display:ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--text-2xs:.68rem;--text-xs:.73rem;--text-sm:.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:clamp(1.35rem, 2vw, 1.625rem);--text-2xl:clamp(2.15rem, 4.2vw, 4.1rem);--text-display:clamp(3.15rem, 6.3vw, 6.15rem);--weight-medium:500;--weight-semibold:650;--weight-bold:800;--leading-tight:1.08;--leading-display:.96;--leading-body:1.6;--measure-body:68ch;--measure-lead:58ch;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-7:28px;--space-8:32px;--space-10:40px;--space-12:48px;--space-14:56px;--space-16:64px;--space-20:80px;--radius-pill:999px;--layout-max-width:1200px;--header-height:56px;--section-space:clamp(44px, 4vw, 52px);--section-space-tablet:40px;--section-space-mobile:28px;--section-space-compact:clamp(36px, 3vw, 40px);--section-space-compact-tablet:32px;--section-space-compact-mobile:24px;--duration-fast:.16s;--duration-medium:.26s;--shadow-action:0 8px 24px #0028572e;--navy-950:#002857;--navy-900:#073567;--navy-800:#124b7d;--blue-600:#2f83bd;--blue-500:#51a4d8;--blue-300:#9ed3f0;--ice:#f2f3f9;--ice-2:#f7f9fc;--white:#fff;--ink:#0b2440;--muted:#53697f;--line:#dce5ed;--success:#1f7a6a;--shadow:0 18px 55px #00285721;--radius-sm:12px;--radius-md:20px;--radius-lg:30px;--max:1200px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:var(--white);font-family:var(--font-sans);line-height:var(--leading-body);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0}a{color:inherit;text-decoration:none}img,svg{max-width:100%;display:block}button,input{font:inherit}:where(a,button,input,textarea,select,summary):focus-visible{outline:3px solid color-mix(in srgb, var(--color-focus) 72%, white);outline-offset:3px}.skip-link{position:absolute;top:0;left:-9999px}.skip-link:focus{z-index:999;background:#fff;border-radius:8px;padding:10px 14px;top:16px;left:16px}.container{width:min(var(--max), calc(100% - 48px));margin-inline:auto}.eyebrow{text-transform:uppercase;letter-spacing:.13em;color:var(--blue-600);font-size:.73rem;font-weight:800}.display{letter-spacing:-.035em;margin:0;font-family:Arial Narrow,Helvetica 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h2{color:var(--navy-950);letter-spacing:-.025em;margin:78px 0 20px;font-family:Arial Narrow,Arial,sans-serif;font-size:2.75rem;line-height:1.03}.article h2:first-child{margin-top:0}.article h3{color:var(--navy-950);margin:30px 0 12px}.article p{color:#425b72;font-size:1.02rem}.pullquote{border-radius:var(--radius-md);background:var(--ice);border-left:5px solid var(--blue-500);color:var(--navy-950);margin:38px 0;padding:28px 30px;font-size:1.25rem;font-weight:700}.article-diagram{border-radius:var(--radius-md);background:var(--ice-2);border:1px solid var(--line);margin:42px 0;padding:30px}.diagram-row{grid-template-columns:repeat(3,1fr);align-items:stretch;gap:12px;display:grid}.diagram-box{text-align:center;border:1px solid var(--line);background:#fff;border-radius:14px;padding:20px}.diagram-box.primary{background:var(--navy-950);color:#fff;border-color:var(--navy-950)}.diagram-arrow{text-align:center;color:var(--blue-600);margin:7px 0;font-size:1.5rem}.check-list{gap:12px;margin:26px 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(max-width:640px){.resource-list-grid{grid-template-columns:1fr}}