focus on Placing the TikZ picture in a separate file and using the standalone class to compile it.
Ensuring the diagram is cropped to its content without unwanted margins. always do this
write latex code for a flow charted structured map of music landscape and the music content(data) lifecycle in this landscape and how users as generators in the this music industry landscape focusing on Asian music an example is this code
"% diagram.tex
\documentclass{standalone}
\usepackage{tikz}
\usetikzlibrary{shapes.geometric, arrows.meta, positioning, calc}
\usepackage{xcolor}

\begin{document}

% TikZ styles
\begin{tikzpicture}[
  node distance=2cm and 3cm,
  every node/.style={align=center},
  genre/.style={
    ellipse,
    draw,
    minimum width=3cm,
    minimum height=1.2cm,
    text width=2.8cm,
    font=\bfseries
  },
  process/.style={
    rectangle,
    draw,
    rounded corners,
    minimum width=5cm,
    minimum height=1.2cm,
    text width=4.8cm,
    align=center,
    font=\bfseries
  },
  arrow/.style={
    -{Stealth},
    thick
  },
  shared/.style={
    ellipse,
    draw,
    dashed,
    minimum width=3cm,
    minimum height=1.2cm,
    text width=2.8cm,
    font=\bfseries
  }
]

% Nodes
% Traditional Music Genres
\node[genre, fill=blue!30] (Minyo) {Min'yō \\ (Folk)};
\node[genre, fill=blue!30, below=1.5cm of Minyo] (Gagaku) {Gagaku \\ (Court Music)};
\node[genre, fill=blue!30, below=1.5cm of Gagaku] (Kabuki) {Kabuki \\ (Theater Music)};
\node[genre, fill=blue!30, below=1.5cm of Kabuki] (Enka) {Enka \\ (Ballad Style)};

% Modern Music Genres
\node[genre, fill=red!30, right=5cm of Minyo] (JPop) {J-Pop};
\node[genre, fill=red!30, below=1.5cm of JPop] (JRock) {J-Rock};
\node[genre, fill=red!30, below=1.5cm of JRock] (VisualKei) {Visual Kei};
\node[genre, fill=red!30, below=1.5cm of VisualKei] (AnimeMusic) {Anime Music};
\node[genre, fill=red!30, below=1.5cm of AnimeMusic] (IdolMusic) {Idol Music};

% Shared States (Influences)
\node[shared, fill=gray!20, below right=1cm and -1.5cm of Minyo] (TraditionalInfluences) {Traditional \\ Influences};
\node[shared, fill=gray!20, below right=1cm and -1.5cm of Enka] (EnkaInfluences) {Enka's \\ Influence};

% Music Industry Components
\node[process, fill=green!30, right=5cm of JRock] (RecordLabels) {Record Labels \\ (e.g., Sony Music Japan, Avex)};
\node[process, fill=green!30, below=1.5cm of RecordLabels] (Producers) {Producers \\ \& Songwriters};
\node[process, fill=green!30, below=1.5cm of Producers] (Distributors) {Distributors};

% Music Consumption Platforms
\node[process, fill=orange!30, left=5cm of Enka] (LivePerformances) {Live Performances \\ \& Concerts};
\node[process, fill=orange!30, above=1.5cm of LivePerformances] (Festivals) {Music Festivals \\ (e.g., Fuji Rock)};
\node[process, fill=orange!30, below=1.5cm of LivePerformances] (CDSales) {CD Sales};
\node[process, fill=orange!30, below=1.5cm of CDSales] (DigitalStreaming) {Digital Streaming \\ \& Downloads};

% Audience Engagement
\node[shared, fill=gray!20, below=2cm of DigitalStreaming] (Audience) {Audience \\ Engagement};

% Technology's Role
\node[process, fill=purple!30, above=1.5cm of RecordLabels] (Technology) {Technology's Role \\ (Production \& Distribution)};

% Western Influence
\node[shared, fill=gray!20, above right=1cm and 1cm of JPop] (WesternInfluence) {Western \\ Influence};

% Summary Node
\node[process, fill=gray!40, below=2cm of Audience] (Summary) {Music Landscape in Japan \\ Overview};

% Connections
% Traditional to Modern Music Genres
\draw[arrow] (Minyo) -- (TraditionalInfluences);
\draw[arrow] (Gagaku) -- (TraditionalInfluences);
\draw[arrow] (Kabuki) -- (TraditionalInfluences);
\draw[arrow] (TraditionalInfluences) -- (JPop);
\draw[arrow] (TraditionalInfluences) -- (JRock);

% Enka's Influence
\draw[arrow] (Enka) -- (EnkaInfluences);
\draw[arrow] (EnkaInfluences) -- (JPop);
\draw[arrow] (EnkaInfluences) -- (IdolMusic);

% Modern Genres to Industry Components
\draw[arrow] (JPop) -- (RecordLabels);
\draw[arrow] (JRock) -- (RecordLabels);
\draw[arrow] (VisualKei) -- (RecordLabels);
\draw[arrow] (AnimeMusic) -- (Producers);
\draw[arrow] (IdolMusic) -- (RecordLabels);

\draw[arrow] (RecordLabels) -- (Distributors);
\draw[arrow] (Producers) -- (RecordLabels);

% Consumption Pathways
\draw[arrow] (Distributors) -- (LivePerformances);
\draw[arrow] (Distributors) -- (CDSales);
\draw[arrow] (Distributors) -- (DigitalStreaming);
\draw[arrow] (Festivals) -- (LivePerformances);
\draw[arrow] (LivePerformances) -- (Festivals);

% Audience Engagement
\draw[arrow] (CDSales) -- (Audience);
\draw[arrow] (DigitalStreaming) -- (Audience);
\draw[arrow] (LivePerformances) -- (Audience);
\draw[arrow] (Audience) to[bend left] node[auto, text width=2.5cm] {\small Feedback \& Trends} (Producers);

% Technology's Role
\draw[arrow] (Technology) -- (RecordLabels);
\draw[arrow] (Technology) -- (DigitalStreaming);

% Western Influence
\draw[arrow, dashed] (WesternInfluence) -- (JPop);
\draw[arrow, dashed] (WesternInfluence) -- (JRock);
\draw[arrow, dashed] (WesternInfluence) -- (VisualKei);

% Connections to Summary
\draw[arrow] (Audience) -- (Summary);
\draw[arrow] (Distributors) -- (Summary);
\draw[arrow] (RecordLabels) -- (Summary);

% Arrows from Traditional to Consumption
\draw[arrow] (Minyo) to[bend left=45] (LivePerformances);
\draw[arrow] (Gagaku) to[bend left=45] (LivePerformances);
\draw[arrow] (Kabuki) to[bend left=45] (LivePerformances);

\end{tikzpicture}

\end{document}
"