jacksonlab.sty

% Jackson Laboratory Style File
% Copyright (c) 2025 The Jackson Laboratory. All rights reserved.
% Created by: Kumar Lab, The Jackson Laboratory
% Licensed under Proprietary License (see LICENSE)

\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{jacksonlab}[2025/04/12 Jackson Laboratory Paper Style — Light]

% Package options
\newcommand{\bodyfontchoice}{garamond}% default
\DeclareOption{garamond}{\renewcommand{\bodyfontchoice}{garamond}}
\DeclareOption{sourcesans}{\renewcommand{\bodyfontchoice}{sourcesans}}
\DeclareOption{twocolumn}{\PassOptionsToClass{twocolumn}{article}}
\DeclareOption{onecolumn}{\PassOptionsToClass{onecolumn}{article}}
\DeclareOption{10pt}{\PassOptionsToClass{10pt}{article}}
\DeclareOption{11pt}{\PassOptionsToClass{11pt}{article}}
\DeclareOption{12pt}{\PassOptionsToClass{12pt}{article}}
\ProcessOptions\relax

% Required packages
\RequirePackage{fontspec}
\RequirePackage{amsmath,amsfonts,amssymb}
\RequirePackage{graphicx}
\RequirePackage[hyphens]{url}
\RequirePackage{cite}
\RequirePackage{geometry}
\RequirePackage{booktabs}
\RequirePackage{hyperref}
\RequirePackage{doi}
\RequirePackage{fancyhdr}
\RequirePackage{titlesec}
\RequirePackage{enumitem}
\RequirePackage{multirow}
\RequirePackage{array}
\RequirePackage{subcaption}
\RequirePackage{caption}
\RequirePackage[table]{xcolor}
\RequirePackage[most]{tcolorbox}

% Page setup
\geometry{letterpaper, margin=1in}
\setlength{\parindent}{0pt}
\setlength{\parskip}{6pt}

% Apply chosen body font
\def\garamondfont{garamond}
\edef\currentfont{\bodyfontchoice}
\ifx\currentfont\garamondfont
    % EB Garamond — classic humanist serif (cross-platform, ships with TeX Live)
    \setmainfont{EBGaramond-Regular.otf}[
        BoldFont=EBGaramond-Bold.otf,
        ItalicFont=EBGaramond-Italic.otf,
        BoldItalicFont=EBGaramond-BoldItalic.otf
    ]
    % Captions in EB Garamond at 9pt
    \newfontfamily\captionfontfamily{EBGaramond-Regular.otf}[
        BoldFont=EBGaramond-Bold.otf,
        ItalicFont=EBGaramond-Italic.otf,
        BoldItalicFont=EBGaramond-BoldItalic.otf
    ]
    \global\let\captionfontfamily\captionfontfamily
    \DeclareCaptionFont{captionfont9}{\fontsize{9}{11}\selectfont\captionfontfamily}
    \captionsetup{font=captionfont9,labelfont=bf}
\else
    % Source Sans Pro — modern humanist sans-serif
    % Ships with TeX Live; found via kpathsea, no hardcoded path needed
    \setmainfont{SourceSansPro-Regular.otf}[
        BoldFont=SourceSansPro-Semibold.otf,
        ItalicFont=SourceSansPro-RegularIt.otf,
        BoldItalicFont=SourceSansPro-SemiboldIt.otf
    ]
\fi

% TeX Gyre Heros for all headers, titles, and UI elements
% Helvetica clone — ships with every TeX Live installation
% Declared after body font to ensure it is not overridden
\setsansfont{texgyreheros-regular.otf}[
    BoldFont=texgyreheros-bold.otf,
    ItalicFont=texgyreheros-italic.otf,
    BoldItalicFont=texgyreheros-bolditalic.otf
]

\AtBeginDocument{\rmfamily}

% Font commands
\newcommand{\titlefont}{\fontsize{20}{28}\selectfont\bfseries\sffamily}
\newcommand{\titletext}[2]{{\titlefont\raggedright #1 \\[0.1in] #2}}
\newcommand{\authorfont}{\fontsize{10}{12}\selectfont\bfseries\sffamily}
\newcommand{\affiliationfont}{\fontsize{10}{12}\selectfont\sffamily}
\newcommand{\abstractheadingfont}{\fontsize{10}{12}\selectfont\bfseries\sffamily}
\newcommand{\abstractfont}{\fontsize{9}{11}\selectfont\sffamily\linespread{1.22}\selectfont}
\newcommand{\metadatalabelfont}{\fontsize{8}{10}\selectfont\bfseries\sffamily}
\newcommand{\metadatatextfont}{\fontsize{8}{10}\selectfont\sffamily}
\newcommand{\sectionfont}{\fontsize{16}{18}\selectfont\bfseries\sffamily}
\newcommand{\subsectionfont}{\fontsize{14}{16}\selectfont\bfseries\sffamily}

% Title page box
\newtcolorbox{titlebox}{
    colback=gray!10, colframe=gray!10, boxrule=0pt, arc=8pt,
    left=20pt, right=20pt, top=20pt, bottom=20pt,
    width=\textwidth
}

% Table formatting
\newlength{\mytablewidth}
\setlength{\mytablewidth}{\dimexpr\textwidth-12pt\relax}
\newcommand{\gr}{\rowcolor{gray!15}}
\newcolumntype{L}[1]{>{\hspace{2.5pt}\setlength{\hangindent}{2.5pt}\setlength{\hangafter}{1}\raggedright\arraybackslash}m{#1}<{\hspace{2.5pt}}}

% Section formatting
\titleformat{\section}{\sectionfont}{\thesection}{1em}{}
\titleformat{\subsection}[hang]{\subsectionfont}{\thesubsection}{1em}{\raggedright}
\titleformat{\subsubsection}{\small\bfseries\sffamily}{\thesubsubsection}{1em}{}

% Hyperlink setup
\hypersetup{
    colorlinks=true,
    linkcolor=blue,
    urlcolor=blue,
    citecolor=blue
}

\endinput