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% beamerthemecsh.sty - CSH Beamer Theme
% Complexity Science Hub Vienna
%
% Copyright (c) 2025 Complexity Science Hub Vienna
% This work may be distributed under the terms of the LPPL 1.3c.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{beamerthemecsh}[2025/11/24 v1.0 CSH Beamer Theme]

\mode<presentation>

\RequirePackage{lastpage}
\RequirePackage{tikz}
\RequirePackage{qrcode}
\RequirePackage{tgheros}
\renewcommand{\familydefault}{\sfdefault}

% settings
\useinnertheme{csh}
\useoutertheme{csh}
\usecolortheme{csh}

\setbeamertemplate{navigation symbols}{}
\setbeamertemplate{blocks}[rounded][shadow=true]

\setbeamersize{text margin left=1.8em, text margin right=3em}

% Source citation command
% Usage: \source{Your citation text here}
\newcommand{\source}[1]{%
    \begin{tikzpicture}[remember picture,overlay]
        \node[xshift=12pt, yshift=12pt, anchor=south west] at (current page.south west)%
            {\tiny\textcolor{dark}{#1}};
    \end{tikzpicture}
}

% CSH Closing slide command
% Usage: \cshclosingslide{Name}{email@csh.ac.at}{https://example.com}
\newcommand{\cshclosingslide}[3]{%
    {\setbeamertemplate{background}{%
        \begin{tikzpicture}
        \useasboundingbox (0, 0) rectangle(\the\paperwidth, \the\paperheight);

        % Blue background for closing slide
        \fill[fill=tertiary] (0, 0)--
                        (\the\paperwidth, 0)--
                        (\the\paperwidth, \the\paperheight)--
                        (0*\the\paperwidth, \the\paperheight);
        \node[xshift=80pt, yshift=-40pt] at (current page.north west)%
          {\includegraphics[height=1.2cm]{logos/csh-logo-web}};
        \end{tikzpicture}
      }
    \setbeamertemplate{sidebar right}{}
    \begin{frame}[plain]
        \begin{columns}
            \begin{column}{0.4\textwidth}
                \vspace{-2cm}
                \hspace{-0.4cm}
                \qrcode[height=3cm]{#3}
            \end{column}
            \begin{column}{0.55\textwidth}
                \centering
                \Large

                \vspace{2em}

                \textbf{Thank You!}

                \vspace{2em}

                {\small
                \textbf{Contact}\\
                \vspace{0.3em}
                #1\\
                Complexity Science Hub\\
                \vspace{0.2em}
                \textcolor{primary}{#2}
                }
            \end{column}
        \end{columns}
    \end{frame}}
}

\mode<all>