Modèle LaTeX Lettre formelle de direction

\documentclass[11pt,a4paper]{article}
\usepackage[margin=2.4cm]{geometry}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage{lmodern}
\usepackage{xcolor}
\usepackage{parskip}

\definecolor{ink}{HTML}{111827}
\definecolor{muted}{HTML}{6B7280}
\definecolor{accent}{HTML}{1D4ED8}

\renewcommand{\familydefault}{\sfdefault}
\color{ink}
\pagestyle{empty}

\begin{document}

% Sender block
\noindent
\textbf{<<sender_name>>}\\
{\color{muted}<<sender_role>>}\\
{\color{muted}<<sender_org>>}

\vspace{1.8em}
\noindent{\color{muted}<<letter_date>>}

\vspace{1.8em}
% Recipient block
\noindent
\textbf{<<recipient_name>>}\\
{\color{muted}<<recipient_org>>}

\vspace{1.8em}
\noindent Dear <<recipient_name>>,

\vspace{0.4em}
\noindent\textbf{Subject: <<subject>>}

\vspace{0.6em}
Thank you for your continued collaboration. This letter provides an update regarding our current workstream and confirms our commitment to high-quality delivery.

Our teams have made substantial progress on template modernization, compile reliability, and publishing workflows. We appreciate your engagement and feedback throughout this process.

Please let us know if you would like a detailed status review or an implementation walkthrough.

\vspace{2em}
\noindent Sincerely,

\vspace{2.4em}
\noindent
\textbf{<<sender_name>>}\\
{\color{muted}<<sender_role>>}\\
{\color{muted}<<sender_org>>}

\end{document}