diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 6918a67..8cfae2d 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -16,8 +16,11 @@ jobs:
       - name: Repository auschecken
         uses: actions/checkout@v4
 
-      - name: Hefekalibrierung testen
-        run: node tests/yeast-calibration.test.js
+      - name: Regressionstests ausführen
+        run: |
+          for test in tests/*.test.js; do
+            node "$test"
+          done
 
       - name: JavaScript-Syntax prüfen
         run: |
diff --git a/README.md b/README.md
index 2ac8596..63344e9 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,7 @@ Aktuelle Version: **v1.1**
 - Vorteig
 - Rückwärts-Zeitplan
 - Rezept-Link über URL-Hash
+- Rezept direkt als PDF herunterladen
 
 Live: https://teig.deploybar.de/
 
diff --git a/index.html b/index.html
index 66bc9e1..e306c06 100644
--- a/index.html
+++ b/index.html
@@ -502,7 +502,8 @@ footer b{color:var(--txt)}
 
 <div class="actions noprint">
   <button type="button" class="btn pri" id="share">Rezept teilen</button>
-  <button type="button" class="btn" id="pdf">Druck/PDF</button>
+  <button type="button" class="btn" id="downloadPdf">PDF herunterladen</button>
+  <button type="button" class="btn" id="pdf">Drucken</button>
   <button type="button" class="btn" id="copyTxt">Als Text kopieren</button>
   <button type="button" class="btn" id="reset">Zurücksetzen</button>
 </div>
@@ -929,6 +930,7 @@ function initUI(){
 
   $("share").onclick=share;
   $("copyTxt").onclick=copyText;
+  $("downloadPdf").onclick=downloadPdf;
   $("pdf").onclick=savePdf;
   $("reset").onclick=()=>{ if(!confirm("Alle Werte zurücksetzen?")) return; S=Object.assign({},DEFAULT); S.bake=defaultBake(); location.hash=""; render(); };
 }
@@ -1176,6 +1178,104 @@ async function toClipboard(text, btn, label){
 }
 function share(){ toClipboard(location.href, $("share"), "Link kopiert ✓"); }
 
+/* PDF-DOWNLOAD */
+function pdfFilename(styleName, balls, ballWeight, planName){
+  return `Pizzateig-${styleName}-${balls}x${Math.round(ballWeight)}g-${planName}.pdf`
+    .normalize("NFKD")
+    .replace(/[\u0300-\u036f]/g,"")
+    .replace(/[\/\\:*?"<>|]+/g,"-")
+    .replace(/\s+/g,"-")
+    .replace(/-+/g,"-");
+}
+
+function winAnsiHex(text){
+  const special={"€":128,"‚":130,"ƒ":131,"„":132,"…":133,"†":134,"‡":135,"ˆ":136,"‰":137,"Š":138,"‹":139,"Œ":140,"Ž":142,"‘":145,"’":146,"“":147,"”":148,"•":149,"–":150,"—":151,"˜":152,"™":153,"š":154,"›":155,"œ":156,"ž":158,"Ÿ":159};
+  let out="";
+  for(const char of String(text)){
+    const point=char.codePointAt(0);
+    const byte=special[char] ?? (point<=255 ? point : 63);
+    out+=byte.toString(16).padStart(2,"0").toUpperCase();
+  }
+  return out;
+}
+
+function wrapPdfLines(lines, width=92){
+  const out=[];
+  lines.forEach(raw=>{
+    const line=String(raw);
+    if(!line){ out.push(""); return; }
+    const indent=(line.match(/^\s*/)||[""])[0];
+    let rest=line.trim();
+    while(rest.length>width){
+      let cut=rest.lastIndexOf(" ",width);
+      if(cut<20) cut=width;
+      out.push(indent+rest.slice(0,cut));
+      rest=rest.slice(cut).trimStart();
+    }
+    out.push(indent+rest);
+  });
+  return out;
+}
+
+function buildPdfBytes(lines){
+  const encoder=new TextEncoder();
+  const title=String(lines[0]||"PIZZATEIG");
+  const body=wrapPdfLines(lines.slice(1));
+  const pageSize=46;
+  const pages=[];
+  for(let i=0;i<Math.max(1,Math.ceil(body.length/pageSize));i++) pages.push(body.slice(i*pageSize,(i+1)*pageSize));
+
+  const objects=[];
+  objects[1]="<< /Type /Catalog /Pages 2 0 R >>";
+  objects[3]="<< /Type /Font /Subtype /Type1 /BaseFont /Helvetica /Encoding /WinAnsiEncoding >>";
+  objects[4]="<< /Type /Font /Subtype /Type1 /BaseFont /Helvetica-Bold /Encoding /WinAnsiEncoding >>";
+  const pageRefs=[];
+
+  pages.forEach((pageLines,index)=>{
+    const contentId=5+index*2, pageId=contentId+1;
+    pageRefs.push(`${pageId} 0 R`);
+    let stream=`BT\n/F2 16 Tf\n50 800 Td\n<${winAnsiHex(title)}> Tj\n/F1 10 Tf\n0 -26 Td\n14 TL\n`;
+    pageLines.forEach(line=>{ stream+=`<${winAnsiHex(line)}> Tj\nT*\n`; });
+    stream+=`ET\nBT\n/F1 8 Tf\n50 32 Td\n<${winAnsiHex(`TEIG//TERMINAL · Seite ${index+1} / ${pages.length}`)}> Tj\nET\n`;
+    objects[contentId]=`<< /Length ${encoder.encode(stream).length} >>\nstream\n${stream}endstream`;
+    objects[pageId]=`<< /Type /Page /Parent 2 0 R /MediaBox [0 0 595 842] /Resources << /Font << /F1 3 0 R /F2 4 0 R >> >> /Contents ${contentId} 0 R >>`;
+  });
+  objects[2]=`<< /Type /Pages /Kids [${pageRefs.join(" ")}] /Count ${pages.length} >>`;
+
+  const chunks=[encoder.encode("%PDF-1.4\n")], offsets=[0];
+  let length=chunks[0].length;
+  for(let id=1;id<objects.length;id++){
+    offsets[id]=length;
+    const chunk=encoder.encode(`${id} 0 obj\n${objects[id]}\nendobj\n`);
+    chunks.push(chunk); length+=chunk.length;
+  }
+  const xrefAt=length;
+  let tail=`xref\n0 ${objects.length}\n0000000000 65535 f \n`;
+  for(let id=1;id<objects.length;id++) tail+=`${String(offsets[id]).padStart(10,"0")} 00000 n \n`;
+  tail+=`trailer\n<< /Size ${objects.length} /Root 1 0 R >>\nstartxref\n${xrefAt}\n%%EOF\n`;
+  chunks.push(encoder.encode(tail)); length+=chunks[chunks.length-1].length;
+
+  const pdf=new Uint8Array(length);
+  let at=0;
+  chunks.forEach(chunk=>{ pdf.set(chunk,at); at+=chunk.length; });
+  return pdf;
+}
+
+function downloadPdf(){
+  const r=lastR, st=STYLES[S.style], btn=$("downloadPdf");
+  const blob=new Blob([buildPdfBytes(recipeText().split("\n"))],{type:"application/pdf"});
+  const url=URL.createObjectURL(blob), link=document.createElement("a");
+  link.href=url;
+  link.download=pdfFilename(st.n,S.balls,r.ballW,PLANS[S.plan].n);
+  document.body.appendChild(link);
+  link.click();
+  link.remove();
+  setTimeout(()=>URL.revokeObjectURL(url),1000);
+  const old=btn.textContent;
+  btn.textContent="PDF geladen ✓";
+  setTimeout(()=>btn.textContent=old,1800);
+}
+
 /* PDF = Druckdialog mit sprechendem Dateinamen. Browser und Handys
    bieten dort „Als PDF sichern" an — ganz ohne externe Bibliothek. */
 const ORIG_TITLE=document.title;
@@ -1205,7 +1305,7 @@ function renderPrint(r){
     `Erstellt am ${d.getDate()}.${d.getMonth()+1}.${d.getFullYear()} mit TEIG//TERMINAL · Rezept erneut öffnen: ${location.href}`;
 }
 
-function copyText(){
+function recipeText(){
   const r=lastR, tl=lastTl, st=STYLES[S.style], f=FLOURS.find(x=>x.id===S.flour);
   const L=[];
   L.push(`PIZZATEIG — ${st.n}`);
@@ -1230,7 +1330,10 @@ function copyText(){
   tl.steps.forEach(s=>L.push(`  ${fmtT(s.at)} ${fmtDay(s.at)} — ${s.a}${s.d?` (${dur(s.d)})`:""}`));
   L.push("");
   L.push(location.href);
-  toClipboard(L.join("\n"), $("copyTxt"), "Text kopiert ✓");
+  return L.join("\n");
+}
+function copyText(){
+  toClipboard(recipeText(), $("copyTxt"), "Text kopiert ✓");
 }
 
 window.addEventListener("hashchange",()=>{ if(!hashLock){ readHash(); render(); }});
diff --git a/tests/pdf-download.test.js b/tests/pdf-download.test.js
new file mode 100644
index 0000000..c012609
--- /dev/null
+++ b/tests/pdf-download.test.js
@@ -0,0 +1,47 @@
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+const path = require('node:path');
+const vm = require('node:vm');
+
+const html = fs.readFileSync(path.join(__dirname, '..', 'index.html'), 'utf8');
+
+assert.match(html, /id="downloadPdf"[^>]*>PDF herunterladen<\/button>/, 'PDF-Download-Button fehlt');
+
+const start = html.indexOf('/* PDF-DOWNLOAD */');
+const end = html.indexOf('/* PDF = Druckdialog', start);
+assert.ok(start >= 0 && end > start, 'PDF-Download-Implementierung fehlt');
+
+const sandbox = { Uint8Array, TextEncoder, Blob };
+vm.createContext(sandbox);
+vm.runInContext(`${html.slice(start, end)}\nglobalThis.api={pdfFilename,buildPdfBytes};`, sandbox);
+
+const { pdfFilename, buildPdfBytes } = sandbox.api;
+assert.equal(
+  pdfFilename('Napoletana', 4, 250, '24 Stunden'),
+  'Pizzateig-Napoletana-4x250g-24-Stunden.pdf'
+);
+assert.equal(
+  pdfFilename('Frei/Test', 2, 199.6, 'Same:Day'),
+  'Pizzateig-Frei-Test-2x200g-Same-Day.pdf'
+);
+assert.equal(
+  pdfFilename('Römisch tonda', 4, 200, 'Über Nacht'),
+  'Pizzateig-Romisch-tonda-4x200g-Uber-Nacht.pdf'
+);
+
+const bytes = buildPdfBytes([
+  'PIZZATEIG — Napoletana',
+  '4 Teiglinge à 250 g · 1.000 g Teig',
+  'Wasser 620 g · Salz 28 g · 20 °C',
+]);
+assert.ok(bytes instanceof Uint8Array);
+const ascii = Buffer.from(bytes).toString('latin1');
+assert.ok(ascii.startsWith('%PDF-1.4'));
+assert.match(ascii, /\/Type \/Catalog/);
+assert.match(ascii, /\/Type \/Page\b/);
+assert.match(ascii, /\/Encoding \/WinAnsiEncoding/);
+assert.match(ascii, /xref\n0 \d+/);
+assert.match(ascii, /%%EOF\n$/);
+
+fs.writeFileSync('/tmp/teig-terminal-download-test.pdf', Buffer.from(bytes));
+console.log('pdf download tests: OK');