:root{--bg:#071018;--panel:#0d1720;--line:#1f2d37;--text:#edf5f7;--muted:#9db0ba;--green:#6fe3c2;--blue:#7fb7ff;--amber:#f5c36a;--red:#ff8a8a}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 80% 0,#0d2230 0,transparent 34%),var(--bg);color:var(--text);font:16px/1.6 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}a{color:inherit;text-decoration:none}.topbar{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;padding:16px 28px;border-bottom:1px solid rgba(255,255,255,.07);backdrop-filter:blur(16px);background:rgba(7,16,24,.78)}.brand{display:flex;align-items:center;gap:10px;font-weight:800}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border:1px solid #2c7462;border-radius:8px;color:var(--green);font:700 13px/1 ui-monospace,monospace}.topbar nav{display:flex;gap:20px;color:var(--muted);font-size:.92rem}.topbar nav 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