
\begin{tikzpicture}[
    % Styles for consistency
    axis/.style={->, >=Stealth, line width=1.2pt, color=black!85},
    curve/.style={color=black, line width=2.5pt},
    point/.style={circle, fill=black, inner sep=0pt, minimum size=6pt},
    label_text/.style={font=\large, align=center, color=black},
    annotation_line/.style={thick, -, color=black!60}
]

    % Define Radius
    \def\R{5}

    % Draw Axes
    % Extended slightly beyond radius (\R + 1)
    \draw[axis] (0,0) -- (\R+1.5,0) node[midway, below=10pt, font=\bfseries\large] {UX Index};
    \draw[axis] (0,0) -- (0,\R+1.5) node[midway, left=15pt, rotate=90, font=\bfseries\large] {Performance};

    % Draw Perfect 1/4 Circle
    % Syntax: arc (start_angle : end_angle : radius)
    \draw[curve] (0,\R) arc (90:0:\R);

    % 1. Paranoid (High Performance side) -> Angle 67.5 degrees
    \node[point] (p1) at (75:\R) {};
    \node[label_text, above right=0.1cm and 0.1cm of p1] (l1) {Paranoid};
    \draw[annotation_line] (l1) -- (p1);

    % 2. Perfect Detection (Exact Middle) -> Angle 45 degrees
    \node[point] (p2) at (45:\R) {};
    \node[label_text, above right=0.2cm and 0.2cm of p2] (l2) {Perfect Detection};
    \draw[annotation_line] (l2) -- (p2);

    % 3. No Detection (High UX side) -> Angle 22.5 degrees
    \node[point] (p3) at (15:\R) {};
    \node[label_text, right=0.5cm of p3] (l3) {No Detection};
    \draw[annotation_line] (l3) -- (p3);

\end{tikzpicture}
