:root{--ink:#0b2545;--ink-soft:#274866;--blue:#123f6d;--teal:#127c7a;--green:#4f8f2f;--gold:#d5962d;--mist:#eef7f6;--leaf-mist:#f3f8ed;--paper:#fff;--line:#d9e5e6;--shadow:0 12px 28px rgba(11,37,69,.09);--shadow-soft:0 8px 20px rgba(11,37,69,.07)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fbfdfd;color:var(--ink);font-family:Arial,Helvetica,sans-serif;line-height:1.6}a{color:inherit}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.15}h1{font-size:clamp(2.15rem,5vw,4rem);margin-bottom:20px}h2{font-size:clamp(1.45rem,3vw,2.15rem);margin-bottom:12px}h3{font-size:1.1rem;margin-bottom:10px}main{min-height:70vh}.site-header{align-items:center;background:hsla(0,0%,100%,.96);border-bottom:1px solid var(--line);display:flex;gap:24px;justify-content:space-between;padding:14px clamp(18px,5vw,72px);position:-webkit-sticky;position:sticky;top:0;z-index:10}.brand-link{align-items:center;display:inline-flex;gap:10px;text-decoration:none}.brand-link small,.brand-link 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