:root{--ink:#172125;--muted:#5c696d;--paper:#f4f6f5;--white:#fff;--line:#c7d0ce;--teal:#087b7d;--amber:#a96408;--red:#903c34;--green:#276c4c;--blue:#315f78;--mono:ui-monospace,SFMono-Regular,Menlo,monospace}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.55 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit;text-underline-offset:3px}button,input,select,textarea{font:inherit}button{cursor:pointer}:focus-visible{outline:3px solid #d19a36;outline-offset:3px}.skip{position:absolute;left:-9999px;top:8px;background:#fff;padding:10px;z-index:30}.skip:focus{left:8px}header{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:24px;min-height:68px;padding:0 max(24px,calc((100vw - 1180px)/2));border-bottom:1px solid var(--line);background:rgba(255,255,255,.97)}.brand{margin-right:auto;font-weight:900;text-decoration:none;letter-spacing:.02em}.brand span{display:block;color:var(--teal);font:700 .62rem var(--mono)}header nav{display:flex;align-items:center;gap:20px;font-size:.85rem}header nav a{text-decoration:none}.nav-cta{padding:9px 12px;border:1px solid var(--ink);font-weight:800}.nav-toggle{display:none;border:1px solid var(--line);background:#fff;padding:8px 11px}main,footer{width:min(1180px,calc(100% - 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