:root{--ink:#14171f;--muted:#5e6678;--line:#d9dee8;--panel:#fff;--soft:#f5f7fb;--accent:#0f766e;--accent-dark:#0b4f4a;--amber:#f59e0b;--danger:#b42318;--shadow:0 18px 48px #0f172a1c}*{box-sizing:border-box}body{color:var(--ink);background:#eef2f7;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}.topbar{border-bottom:1px solid var(--line);z-index:10;background:#fffffff0;justify-content:space-between;align-items:center;min-height:64px;padding:0 28px;display:flex;position:sticky;top:0}.brand,.topbar nav{align-items:center;gap:12px;display:flex}.brand{letter-spacing:0;font-weight:800}.brandMark{background:var(--ink);color:#fff;border-radius:6px;justify-content:center;align-items:center;width:32px;height:32px;font-size:12px;display:inline-flex}.topbar nav a{color:var(--muted);border-radius:6px;padding:8px 10px;font-size:14px}.topbar nav 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