\begingroup
\setlength{\parindent}{0pt}
\setlength{\parskip}{4pt}
\thispagestyle{empty}
{\small\sffamily\color{gradbarsTeal}TECHNICAL REFERENCE\hfill GRADBARS / 1.1.0}\par
\vspace{8mm}
{\fontsize{50}{54}\selectfont\sffamily\bfseries\color{gradbarsInk}gradbars}\par
\vspace{3mm}
{\Large\bfseries\color{gradbarsInk}Inline data graphics for \LaTeX}\par
\vspace{3mm}
{\large\color{black!55}Declare columns. Supply data. Build visual tables.}\par
\vspace{7mm}
\begin{tcblisting}{enhanced,skin=bicolor,listing engine=listings,
  text and listing,listing options={style=gradmanual,basicstyle=\gradbarscodefont\fontsize{8}{10}\selectfont},
  title={One source: rendered table and calling code},fonttitle=\small\bfseries,
  coltitle=gradbarsInk,colbacktitle=gradbarsTrack,
  colback=white,colbacklower=manualCode,colframe=gradbarsInk!20,
  boxrule=.4pt,arc=0pt,left=3mm,right=3mm,top=3mm,bottom=3mm,
  before upper={\small\setlength{\parindent}{0pt}}}
\begin{center}
\begin{gradtable}[align=c,header align=c,width=\linewidth,column sep=4pt,row stretch=1.5,label width=7mm]
  \gradcolumn[align=c,header align=c]{name}{Method}
  \gradcolumn[type=bar,options={max=100,precision=0}]{score}{Score}
  \gradcolumn[type=stack,options={max=100,label=none}]{mix}{Mix}
  \gradcolumn[type=spark,options={spark range=fixed,
    min=0,max=100,label=none}]{trend}{Trend}
  \gradcolumn[type=heat,options={min=0,max=100,precision=0}]{heat}{Heat}
  \gradrow{Baseline,62,{20,25,17},{30,45,40,62},62}
  \gradrow{Model A,78,{28,30,20},{40,52,68,78},78}
  \gradrow{Model B,86,{30,32,24},{48,65,72,86},86}
  \gradrow{Proposed,94,{34,35,25},{55,70,83,94},94}
\end{gradtable}
\end{center}
\end{tcblisting}
\vspace{3mm}
{\small\sffamily\color{gradbarsTeal}Data bars / composition / trends / heat cells}\par
{\small\color{black!55}PGF/\manualTikZ{}\quad /\quad CSV\quad /\quad Tagged PDF}\par
\vfill
{\color{gradbarsInk!20}\hrule height .4pt}
\vspace{4mm}
{\small\sffamily\color{gradbarsInk}User manual and examples\hfill v1.1.0 / 2026-10-25}\par
{\small\sffamily SuFan / Tape5try}\par
{\footnotesize\href{https://github.com/Tape5try/gradbars}{github.com/Tape5try/gradbars}
\hfill\href{https://ctan.org/pkg/gradbars}{ctan.org/pkg/gradbars}}\par
\endgroup