:root{--black: #0a0a0a;--dark: #111111;--dark2: #1a1a1a;--dark3: #222222;--green: #4CAF50;--green-bright: #66BB6A;--green-dark: #2E7D32;--yellow: #FFD700;--white: #ffffff;--gray: #999999;--gray-light: #cccccc;--err: #ef4444;--warn: #FFD700}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}html{scroll-behavior:smooth}body{background:var(--black);color:var(--white);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.5}.app{min-height:100vh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 22px;background:var(--black);border-bottom:1px solid var(--dark3);position:sticky;top:0;z-index:10}.brand{display:inline-flex;align-items:center;text-decoration:none}.brand img{height:52px;width:auto}.brand .brandFallback{display:none}.nav{display:flex;gap:22px;align-items:center}.nav 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