:root{--background:#071d31;--surface:#102f47;--text:#e6f5ff;--primary:#54e4dc;--accent:#ffb86b;--muted:#b3cddd;--line:#36566e;--inset:#092338;color:var(--text);background:var(--background);font-family:'Segoe UI',system-ui,sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.5}header,main,footer{max-width:1360px;margin:auto;padding-left:32px;padding-right:32px}header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:24px;padding-bottom:24px;border-bottom:1px solid var(--line)}a{color:var(--text);text-underline-offset:4px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:600;font-size:19px}.brand svg{color:var(--primary)}h1,h2,h3{line-height:1.2;font-weight:600}h1{font-size:28px;margin:0 0 12px}h2{font-size:20px;margin:0}h3{font-size:17px;margin:24px 0 10px}.intro{padding:28px 0 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