diff --git a/src/frontend/flask_app/static/js/dxf_recipe_wizard.js b/src/frontend/flask_app/static/js/dxf_recipe_wizard.js
index eec8c60..e735f94 100644
--- a/src/frontend/flask_app/static/js/dxf_recipe_wizard.js
+++ b/src/frontend/flask_app/static/js/dxf_recipe_wizard.js
@@ -515,8 +515,15 @@ function dxfRecipeWizard(taskId, csrf, msgs) {
       const vp = this._vpEl(k), v = this.views[k];
       if (!vp || !v.w || !v.h || !vp.clientWidth) return; // nascosto o vuoto: niente
       // altezza utile del viewport (senza bordo), ripiego 240; con 240 secco il contenuto sborda e compare lo scroll
-      const ch = vp.clientHeight || 240;
-      let z = Math.min(vp.clientWidth / v.w, ch / v.h);
+      let cw = vp.clientWidth, ch = vp.clientHeight || 240;
+      // #113: Adatta premuto da ingrandito: client* escludono le barre di scorrimento che spariranno dopo il fit;
+      // l'area vera e' offset* meno i bordi (nei test senza DOM offsetWidth manca e restano client*)
+      if (vp.offsetWidth && typeof getComputedStyle === 'function') {
+        const cs = getComputedStyle(vp);
+        cw = vp.offsetWidth - (parseFloat(cs.borderLeftWidth) + parseFloat(cs.borderRightWidth) || 0);
+        ch = vp.offsetHeight - (parseFloat(cs.borderTopWidth) + parseFloat(cs.borderBottomWidth) || 0) || 240;
+      }
+      let z = Math.min(cw / v.w, ch / v.h);
       if (k === 'img') z = Math.min(8, Math.max(0.05, z));
       v.zoom = z;
       v.fit = z;
diff --git a/src/frontend/flask_app/tests/js/test_dxf_zoom.js b/src/frontend/flask_app/tests/js/test_dxf_zoom.js
index c064491..dc4b9a3 100644
--- a/src/frontend/flask_app/tests/js/test_dxf_zoom.js
+++ b/src/frontend/flask_app/tests/js/test_dxf_zoom.js
@@ -113,6 +113,13 @@ check('#113 pan: cursore grabbing', w.vCursor('dxf') === 'grabbing');
 w.vPanEnd();
 check('#113 pan finito', w.viewPanKey === '' && w._viewPan === null);
 
+// #113: Adatta da ingrandito, con barre di scorrimento presenti: area = offset* meno i bordi, non client*
+global.getComputedStyle = () => ({ borderLeftWidth: '1px', borderRightWidth: '1px', borderTopWidth: '1px', borderBottomWidth: '1px' });
+w = make(432); w.$refs.vpImg.clientHeight = 228; w.$refs.vpImg.offsetWidth = 444; w.$refs.vpImg.offsetHeight = 240;
+w.vSetContent('img', 2464, 2056);
+check('#113 Adatta con barre: area senza barre (238/2056)', near(w.views.img.fit, 238 / 2056), String(w.views.img.fit));
+delete global.getComputedStyle;
+
 // Integrazione DXF: loadDxfPreview imposta la misura del viewBox e fa Adatta; file tolto azzera
 (async () => {
   const PREVIEW = {