diff --git a/css/style.css b/css/style.css
index 936383a..f71d830 100644
--- a/css/style.css
+++ b/css/style.css
@@ -1382,6 +1382,12 @@ ul.ms1-menu-compte li a:hover, ul.ms1-menu-compte li a:active {
 .epr-block-assign .bib-container{
     width:100%;
     min-width:0;
+    overflow-x:auto;
+    -webkit-overflow-scrolling:touch;
+}
+
+.epr-block-assign .bib-container .epr-line{
+    min-width:720px;
 }
 
 .epr-line-header{
@@ -1394,6 +1400,20 @@ ul.ms1-menu-compte li a:hover, ul.ms1-menu-compte li a:active {
     align-items:center;
     justify-content:center;
     min-width:0;
+    overflow:hidden;
+}
+
+#module-bib .epr-line-header .epr-col-header-label{
+    white-space:normal;
+    text-align:center;
+    font-size:10px;
+    line-height:1.15;
+    gap:2px;
+    max-width:100%;
+}
+
+#module-bib .epr-line-header .epr-col-stats .epr-col-header-label{
+    font-size:10px;
 }
 
 .epr-col-header-label{
@@ -1965,17 +1985,17 @@ a.ms1-trad-link.btn-aide-trad{
 .epr-line{
     display:grid;
     grid-template-columns:
+        36px
+        36px
+        minmax(54px, 64px)
+        minmax(54px, 64px)
+        20px
+        minmax(54px, 64px)
+        minmax(72px, 80px)
         40px
-        40px
-        58px
-        58px
-        22px
-        58px
-        44px
-        48px
-        auto
-        minmax(0, 1fr);
-    gap:8px;
+        minmax(152px, 168px)
+        minmax(28px, 40px);
+    gap:6px;
     align-items:center;
     width:100%;
     min-width:0;
@@ -1983,15 +2003,15 @@ a.ms1-trad-link.btn-aide-trad{
 
 .bib-container.batch-mode .epr-line{
     grid-template-columns:
+        36px
+        36px
+        minmax(54px, 64px)
+        minmax(54px, 64px)
+        20px
+        minmax(54px, 64px)
+        minmax(72px, 80px)
         40px
-        40px
-        58px
-        58px
-        22px
-        58px
-        44px
-        48px
-        auto
+        minmax(152px, 168px)
         28px;
 }
 
@@ -2073,7 +2093,8 @@ a.ms1-trad-link.btn-aide-trad{
 
 .bib-range-preview{
     grid-column:1 / -1;
-    margin:-2px 0 2px;
+    grid-row:2;
+    margin:0 0 2px;
     font-size:12px;
     line-height:1.3;
 }
@@ -2083,10 +2104,22 @@ a.ms1-trad-link.btn-aide-trad{
 .epr-line .bib-end{
     width:100%;
     min-width:0;
+    max-width:100%;
     padding-left:4px;
     padding-right:4px;
 }
 
+.epr-line .epr-btn-aide-segment{
+    max-width:100%;
+    min-width:0;
+}
+
+.epr-line .epr-btn-aide-segment > .btn{
+    min-width:0;
+    padding-left:6px;
+    padding-right:6px;
+}
+
 .bib-field--idle,
 .bib-field--pick,
 .bib-field--calc{
diff --git a/php/inc_fx_promoteur.php b/php/inc_fx_promoteur.php
index c39ea6d..b4f5a22 100644
--- a/php/inc_fx_promoteur.php
+++ b/php/inc_fx_promoteur.php
@@ -3385,7 +3385,7 @@ function fxBibRenderRangeLockButton(array $range, $epr_id = 0) {
     $strIcon = $locked ? 'fa-lock' : 'fa-unlock';
     $strTip = $locked ? 'bib_v4_tip_lock_closed' : 'bib_v4_tip_lock_open';
 
-    return '<button type="button"'
+    return '<div class="epr-col-lock"><button type="button"'
         . ' class="btn btn-sm btn-bib-lock ' . $strClass . '"'
         . ' data-range-id="' . (int)$range['epr_bib_id'] . '"'
         . ' data-epr-id="' . (int)$epr_id . '"'
@@ -3394,7 +3394,7 @@ function fxBibRenderRangeLockButton(array $range, $epr_id = 0) {
         . fxBibTippyAttr($strTip)
         . '>'
         . '<i class="fa ' . $strIcon . '" aria-hidden="true"></i>'
-        . '</button>';
+        . '</button></div>';
 }
 
 /** Badge « Assignation automatique » sur une ligne de séquence (epr_bib_auto = 1). */
diff --git a/php/inc_settings.php b/php/inc_settings.php
index decd1c0..a0348bc 100644
--- a/php/inc_settings.php
+++ b/php/inc_settings.php
@@ -7,7 +7,7 @@
  * Constantes *
  *
  **************/
-define('_VERSION_CODE', '4.72.729');
+define('_VERSION_CODE', '4.72.730');
 define('_DATE_CODE', '2026-07-07');
 //MSIN-4290
 define('QR_SECRET_KEY', 'ms1_qr_2026_cle_secrete_longue_et_fixe');