:root{--navy:#0b1220;--ink:#1e293b;--muted:#526175;--copper:#975422;--paper:#f7f8fa;--line:#dde3eb;--teal:#0d8075}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font:17px/1.75 Inter,system-ui,sans-serif}a{color:var(--copper);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}img{display:block;max-width:100%;height:auto}h1,h2,h3{font-family:'Space Grotesk',system-ui,sans-serif;line-height:1.2;letter-spacing:-.025em}h1{font-size:clamp(32px,4vw,52px);max-width:24ch;margin:20px 0}h2{font-size:28px;margin:48px 0 18px}h3{font-size:21px;margin-top:30px}p,li{max-width:70ch}li+li{margin-top:10px}figure{margin:28px 0}figcaption{font-size:14px;line-height:1.6;color:var(--muted);margin-top:12px}.wrap{max-width:1100px;margin:auto;padding:0 24px}.site-nav{background:var(--navy);color:#fff}.nav-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk',sans-serif;font-size:21px;font-weight:700;color:#fff;text-decoration:none}.brand img{width:32px;height:32px}.nav-links{display:flex;align-items:center;gap:22px;flex-wrap:wrap}.nav-links a{color:#d4dfed;text-decoration:none;font-size:14px}.button{display:inline-block;background:var(--copper);color:#fff!important;border-radius:8px;padding:10px 18px;font-size:15px;font-weight:600;text-decoration:none}.button:hover{background:#7e451b}.breadcrumb{font-size:14px;color:var(--muted);padding-top:30px}.breadcrumb a{color:var(--muted)}.lead{font-size:20px;line-height:1.65;max-width:62ch;color:var(--muted)}.byline{font-size:13px;color:var(--muted);margin:22px 0 34px}.article-layout{display:grid;grid-template-columns:minmax(0,740px) 240px;gap:60px;align-items:start}.article{padding-bottom:60px;min-width:0}.article section{scroll-margin-top:24px}.toc{margin-top:36px;border-left:2px solid var(--line);padding-left:20px;font-size:14px}.toc strong{display:block;margin-bottom:12px}.toc a{display:block;margin:9px 0;color:var(--muted)}.note{background:var(--paper);border-left:3px solid var(--teal);padding:18px 22px;margin:28px 0}.note p{margin:0}.table-wrap{overflow:auto;margin:24px 0}table{border-collapse:collapse;width:100%;text-align:left;font-size:15px}th,td{border-bottom:1px solid var(--line);padding:14px 12px;vertical-align:top}th{background:var(--paper)}.source-list{font-size:14px}.source-list li{margin:8px 0}.article-image{border:1px solid var(--line);border-radius:8px;width:100%}.download-list{list-style:none;padding:0}.download-list li{border-bottom:1px solid var(--line);padding:18px 0}.download-list strong{display:block}.download-list span{display:block;color:var(--muted);font-size:14px}.resource-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px 40px;margin:36px 0 60px}.resource-grid a{border-top:2px solid var(--copper);padding-top:20px;text-decoration:none}.resource-grid h2{font-size:25px;margin:0 0 10px}.resource-grid p{font-size:16px;line-height:1.6;color:var(--muted);margin:0}.related{border-top:1px solid var(--line);margin-top:40px;padding-top:4px}.related ul{padding-left:20px}.cta{background:var(--navy);color:#fff;padding:32px;border-radius:10px;margin:44px 0}.cta h2{margin:0 0 14px;font-size:26px}.cta p{color:#c1cede}.site-footer{background:var(--paper);padding:32px 0;color:var(--muted);font-size:14px}.site-footer .wrap{display:flex;gap:16px 24px;flex-wrap:wrap}.site-footer a{color:var(--muted)}.skip-link{position:fixed;top:8px;left:8px;z-index:200;background:#fff;padding:10px 16px;transform:translateY(-150%)}.skip-link:focus{transform:none}:focus-visible{outline:3px solid var(--teal);outline-offset:4px}
@media(max-width:900px){.article-layout{grid-template-columns:1fr;gap:0}.toc{grid-row:1;margin:0 0 24px;padding:16px 20px;background:var(--paper)}.toc a{display:inline-block;margin:5px 16px 5px 0}.nav-inner{padding-top:15px;padding-bottom:15px;flex-wrap:wrap;gap:12px}.nav-links{gap:12px 20px}}
@media(max-width:560px){body{font-size:16px}.wrap{padding-left:20px;padding-right:20px}.nav-links{width:100%;justify-content:space-between;gap:12px}.nav-links a{font-size:13px}.nav-links .button{padding:8px 12px}h1{font-size:34px}.lead{font-size:18px}.resource-grid{grid-template-columns:1fr}.cta{padding:24px}.site-footer .wrap{flex-direction:column;gap:10px}th,td{padding:10px 8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}