% -------------------------------------------------------------------
%  PANDOC LATEX-VORLAGE (FINALE VERSION MIT SANS-SERIF & HIGHLIGHTING)
% -------------------------------------------------------------------

\documentclass[$if(fontsize)$$fontsize$$else$11pt$endif$, a4paper]{article}

% --- GRUNDLEGENDE PAKETE ---
\usepackage{geometry}
\geometry{a4paper, top=2.5cm, bottom=2.5cm, left=2.5cm, right=4cm, marginparwidth=2.5cm}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
%%\usepackage{fira} % Moderne, serifenlose Schriftart
\renewcommand*\familydefault{\sfdefault} % Serifenlos als Standard setzen
\usepackage{graphicx}
\usepackage{longtable}
\usepackage{amsmath}
\usepackage{amsfonts}
\usepackage{amssymb}

% --- FARBENDEFINITONEN ---
\usepackage[dvipsnames]{xcolor}
\definecolor{dunkelblau}{HTML}{003366}
\definecolor{hellgrau}{HTML}{F0F0F0}
\definecolor{sehrhellgrau}{HTML}{F8F8F8}
\definecolor{linkblau}{HTML}{0000FF}

% --- PAKET FÜR BOXEN ---
\usepackage[most]{tcolorbox}

% --- ÜBERSCHRIFTENSTILE DEFINIEREN ---
\usepackage{titlesec}

\newtcolorbox{h1box}{
    colback=hellgrau,
    colframe=hellgrau,
    boxrule=0pt,
    sharp corners,
    fontupper=\Large\bfseries\color{dunkelblau},
    boxsep=0pt, left=5pt, right=5pt, top=4pt, bottom=4pt
}
\newtcolorbox{h2box}{
    colback=hellgrau,
    colframe=hellgrau,
    boxrule=0pt,
    sharp corners,
    fontupper=\large\bfseries\color{black},
    boxsep=0pt, left=5pt, right=5pt, top=3pt, bottom=3pt
}

\titleformat{\section}
  {\normalfont}
  {}
  {0em}
  {\begin{h1box}\thesection\quad#1\end{h1box}}
\titleformat{\subsection}
  {\normalfont}
  {}
  {0em}
  {\begin{h2box}\thesubsection\quad#1\end{h2box}}

\titleformat{\subsubsection}
  {\normalsize\bfseries\color{black}}
  {\thesubsubsection}
  {1em}
  {#1}
\titleformat{\paragraph}
  {\small\bfseries\color{black}}
  {\theparagraph}
  {1em}
  {#1}

\titlespacing*{\section}{0pt}{2ex plus 1ex minus .2ex}{1.5ex plus .2ex}
\titlespacing*{\subsection}{0pt}{2ex plus 1ex minus .2ex}{1ex plus .2ex}
\titlespacing*{\subsubsection}{0pt}{1.5ex plus 1ex minus .2ex}{0.5ex plus .2ex}

% --- RANDNOTIZEN ---
\let\marginpar\marginpar

% --- CODE-BLÖCKE & BLOCKZITATE ---
% Robuste Definition für Pandoc's Code-Block-Umgebung
\let\Shaded\undefined
\let\endShaded\undefined
\newenvironment{Shaded}{
  \begin{tcolorbox}[
    colback=sehrhellgrau,
    colframe=sehrhellgrau,
    sharp corners,
    boxrule=0pt,
    top=8pt,
    bottom=8pt,
    left=8pt,
    right=8pt
    ]
}{\end{tcolorbox}}

% Für Standard-Blockzitate
\renewenvironment{quote}{
  \begin{tcolorbox}[
    colback=sehrhellgrau,
    colframe=sehrhellgrau,
    sharp corners,
    boxrule=0pt,
    top=8pt,
    bottom=8pt,
    left=8pt,
    right=8pt,
    fontupper=\itshape, % Zitate kursiv statt monospace
    ]
}{\end{tcolorbox}}

% --- HYPERLINKS ---
\usepackage{hyperref}
\hypersetup{
    colorlinks=true,
    linkcolor=dunkelblau,
    urlcolor=dunkelblau,
    citecolor=dunkelblau
}

% --- PANDOC VARIABLEN ---
$if(title)$
    \title{$title$}
$endif$
$if(author)$
    \author{$for(author)$$author$$sep$; $endfor$}
$endif$
$if(date)$
    \date{$date$}
$endif$

\begin{document}

$if(title)$
    \maketitle
$endif$

$if(toc)$
    \tableofcontents
    \newpage
$endif$

$body$

\end{document}