uni/slides/223015b/assets/demos/kap02-bogen.html

<!DOCTYPE html>
<html lang="de">
<head>
<meta charset="UTF-8">
<title>Kapitel 2 — Roter Faden</title>
<style>
  :root {
    --dark: #1a1a2e;
    --muted: #6b7280;
    --soft: #f8fafc;
    --border: #cbd5e1;
    --hl: #d63384;
    --hl-soft: #fce7f3;
    --lossless: #16a34a;
    --lossless-soft: #dcfce7;
    --lossy: #ef4444;
    --lossy-soft: #fee2e2;
  }
  html, body { margin: 0; padding: 0; background: #fff; font-family: system-ui, -apple-system, sans-serif; color: var(--dark); }
  body { padding: 36px 44px; }
  h1 { text-align: center; margin: 0 0 6px; font-size: 1.85rem; }
  .sub { text-align: center; color: var(--muted); margin-bottom: 30px; font-size: 1.05rem; }

  .top {
    text-align: center;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--hl);
    margin-bottom: 6px;
  }
  .top-arrow { display: flex; justify-content: center; margin-bottom: 14px; }
  .top-arrow svg { width: 36px; height: 28px; }

  .branches {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    max-width: 1180px;
    margin: 0 auto;
  }

  .branch {
    border: 2px solid;
    border-radius: 14px;
    padding: 22px 22px 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .branch.lossless { border-color: var(--lossless); background: var(--lossless-soft); }
  .branch.lossy { border-color: var(--lossy); background: var(--lossy-soft); }
  .branch-tag { font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
  .branch-name { font-size: 1.4rem; font-weight: 700; }
  .branch.lossless .branch-name { color: var(--lossless); }
  .branch.lossy .branch-name { color: var(--lossy); }
  .branch-principle { font-size: 1rem; color: var(--dark); }
  .branch-principle strong { color: var(--dark); }
  .branch-reverse { font-size: 0.92rem; color: var(--muted); font-style: italic; }
  .branch-tech, .branch-where {
    background: #fff;
    border: 1px solid currentColor;
    border-radius: 8px;
    padding: 10px 12px;
    margin-top: 6px;
  }
  .branch-tech .label, .branch-where .label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
    margin-bottom: 4px;
  }
  .branch-tech .body, .branch-where .body {
    font-family: ui-monospace, "SF Mono", Menlo, monospace;
    font-size: 0.95rem;
    color: var(--dark);
  }

  .bottom {
    margin-top: 28px;
    max-width: 1180px;
    margin-left: auto;
    margin-right: auto;
  }
  .conv-arrows { display: flex; justify-content: center; gap: 360px; margin-bottom: 8px; }
  .conv-arrows svg { width: 28px; height: 20px; }
  .bottom-box {
    border: 2px solid var(--hl);
    background: var(--hl-soft);
    border-radius: 14px;
    padding: 18px 22px;
    text-align: center;
  }
  .bottom-q { font-size: 1.3rem; font-weight: 700; color: var(--hl); }
  .bottom-d { font-size: 0.95rem; color: var(--muted); margin-top: 4px; }
</style>
</head>
<body>
  <h1>Daten sind unhandlich — also was tun?</h1>
  <div class="sub">Zwei fundamental verschiedene Wege. Die Wahl hängt vom Inhalt ab.</div>

  <div class="top">Kompression</div>
  <div class="top-arrow">
    <svg viewBox="0 0 36 28"><polygon points="6,4 30,4 18,24" fill="#d63384"/></svg>
  </div>

  <div class="branches">
    <div class="branch lossless">
      <div class="branch-tag">Weg A</div>
      <div class="branch-name">Verlustfrei (Lossless)</div>
      <div class="branch-principle"><strong>Redundanz raus.</strong></div>
      <div class="branch-reverse">→ vollständig umkehrbar</div>
      <div class="branch-tech">
        <div class="label">Techniken</div>
        <div class="body">RLE · Huffman · LZ77</div>
      </div>
      <div class="branch-where">
        <div class="label">Wo</div>
        <div class="body">ZIP · PNG · FLAC · RAW</div>
      </div>
    </div>

    <div class="branch lossy">
      <div class="branch-tag">Weg B</div>
      <div class="branch-name">Verlustbehaftet (Lossy)</div>
      <div class="branch-principle"><strong>Irrelevanz raus.</strong></div>
      <div class="branch-reverse">→ nicht umkehrbar</div>
      <div class="branch-tech">
        <div class="label">Grundlage</div>
        <div class="body">Psychoakustik · Psychovisualität</div>
      </div>
      <div class="branch-where">
        <div class="label">Wo</div>
        <div class="body">MP3 · JPEG · H.264 · WebP</div>
      </div>
    </div>
  </div>

  <div class="bottom">
    <div class="conv-arrows">
      <svg viewBox="0 0 28 20"><polygon points="4,2 24,2 14,18" fill="#d63384"/></svg>
      <svg viewBox="0 0 28 20"><polygon points="4,2 24,2 14,18" fill="#d63384"/></svg>
    </div>
    <div class="bottom-box">
      <div class="bottom-q">Wann was?</div>
      <div class="bottom-d">Entscheidungsmatrix — Foto · Stream · Code · Backup</div>
    </div>
  </div>
</body>
</html>