diff --git a/public/concerts.html b/public/concerts.html
index 6f86ede..9708052 100644
--- a/public/concerts.html
+++ b/public/concerts.html
@@ -29,7 +29,7 @@
         <button type="button" class="secondary" id="toggle-add-concert-btn">+ Proposer un concert</button>
       </div>
       <div class="panel" id="add-concert-panel" style="display:none">
-        <form id="add-concert-form" class="stacked-form">
+        <form id="add-concert-form" class="inline-form">
           <label>Nom <input name="name"></label>
           <label>Lieu <input name="venue"></label>
           <label>Date <input type="date" name="concertDate" required></label>
diff --git a/public/css/style.css b/public/css/style.css
index cadf834..f1b52d6 100644
--- a/public/css/style.css
+++ b/public/css/style.css
@@ -660,10 +660,15 @@ button.secondary {
 }
 
 button.icon-btn {
+  display: inline-flex;
+  align-items: center;
+  gap: 0.3rem;
   padding: 0.35rem 0.55rem;
   font-size: 0.85rem;
 }
 
+button.icon-btn svg { flex: 0 0 auto; }
+
 button.danger {
   background: var(--danger);
   color: #fff;
diff --git a/public/js/concerts.js b/public/js/concerts.js
index 42d4827..5b94230 100644
--- a/public/js/concerts.js
+++ b/public/js/concerts.js
@@ -105,8 +105,8 @@ function upcomingConcertRowTemplate(c) {
         <div class="card-subtitle">${escapeHtml(c.venue || '')} · ${formatDateShort(c.concert_date)}</div>
       </div>
       <div class="concert-row-actions">
-        <button type="button" class="secondary icon-btn edit-concert-btn" data-concert-id="${c.id}" title="Modifier">✏️<span class="btn-label"> Modifier</span></button>
-        <button type="button" class="danger icon-btn delete-concert-btn" data-concert-id="${c.id}" title="Supprimer">🗑️<span class="btn-label"> Supprimer</span></button>
+        <button type="button" class="secondary icon-btn edit-concert-btn" data-concert-id="${c.id}" title="Modifier">${CONCERT_EDIT_ICON}<span class="btn-label"> Modifier</span></button>
+        <button type="button" class="danger icon-btn delete-concert-btn" data-concert-id="${c.id}" title="Supprimer">${CONCERT_DELETE_ICON}<span class="btn-label"> Supprimer</span></button>
       </div>
     </div>
   `;
@@ -134,6 +134,7 @@ function renderUpcomingList() {
 }
 
 async function onDeleteUpcoming(id) {
+  if (!confirm('Supprimer ce concert ? Cette action est irréversible.')) return;
   try {
     await api.del(`/api/setlists/${id}`);
     await loadUpcoming();
diff --git a/public/js/setlistEditor.js b/public/js/setlistEditor.js
index cc3397b..bda5ae0 100644
--- a/public/js/setlistEditor.js
+++ b/public/js/setlistEditor.js
@@ -1,3 +1,8 @@
+// Minimal line-art icons (same style as the theme-toggle icons in nav.js) —
+// reused by concerts.js too, both loaded on the same page.
+const CONCERT_EDIT_ICON = '<svg viewBox="0 0 24 24" width="14" height="14" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M17 3a2.828 2.828 0 1 1 4 4L7.5 20.5 2 22l1.5-5.5L17 3z"></path></svg>';
+const CONCERT_DELETE_ICON = '<svg viewBox="0 0 24 24" width="14" height="14" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="3 6 5 6 21 6"></polyline><path d="M19 6v14a2 2 0 0 1-2 2H7a2 2 0 0 1-2-2V6m3 0V4a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v2"></path><line x1="10" y1="11" x2="10" y2="17"></line><line x1="14" y1="11" x2="14" y2="17"></line></svg>';
+
 // Shared setlist editor used by concerts.js for both the "prochain concert"
 // tab and a past concert's detail view: choose songs from the repertoire,
 // order them, add per-song notes, mark encore songs, save. Parameterized so
@@ -41,8 +46,8 @@ function createSetlistEditor({
           ${playlistUrl ? `<div class="song-links"><a class="pill-link youtube" href="${playlistUrl}" target="_blank" rel="noopener">&#9658; Écouter la setlist sur YouTube</a></div>` : ''}
         </div>
         <div class="concert-row-actions">
-          <button id="edit-btn" type="button" class="secondary icon-btn" title="Modifier">✏️<span class="btn-label"> Modifier</span></button>
-          ${allowDelete ? '<button id="delete-btn" type="button" class="danger icon-btn" title="Supprimer">🗑️<span class="btn-label"> Supprimer</span></button>' : ''}
+          <button id="edit-btn" type="button" class="secondary icon-btn" title="Modifier">${CONCERT_EDIT_ICON}<span class="btn-label"> Modifier</span></button>
+          ${allowDelete ? `<button id="delete-btn" type="button" class="danger icon-btn" title="Supprimer">${CONCERT_DELETE_ICON}<span class="btn-label"> Supprimer</span></button>` : ''}
         </div>
       </div>
       <div class="setlist-section">
@@ -71,6 +76,7 @@ function createSetlistEditor({
   }
 
   async function onDelete() {
+    if (!confirm('Supprimer ce concert ? Cette action est irréversible.')) return;
     try {
       await api.del(`/api/setlists/${setlist.id}`);
       if (onDeleted) onDeleted();