:root{--bg:#090e17;--panel:#111a28;--line:#263244;--txt:#eaf0fb;--muted:#99a8be;--green:#64e5b2;--blue:#7ea8fa;--gold:#efc17c}*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}body{margin:0;background:var(--bg);color:var(--txt);font-size:14px}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer} .muted,small{color:var(--muted)}p{line-height:1.6}h1,h2,h3,h4{letter-spacing:-.025em}h1{font-size:31px;margin:5px 0}h2{font-size:42px;line-height:1.16}h3{font-size:18px;margin:0 0 14px}h4{font-size:14px;margin:12px 0 8px}.brand{font-size:20px;font-weight:850;letter-spacing:.15em;white-space:nowrap}.brand-icon{color:var(--green);font-size:28px;margin-right:6px}.brand-light{font-weight:400;color:var(--muted);font-size:11px;letter-spacing:.08em}.sidebar{background:#0d1521;width:245px;min-height:100vh;border-right:1px solid var(--line);padding:29px 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