diff --git a/src/components/settings/BackgroundImageSelector.tsx b/src/components/settings/BackgroundImageSelector.tsx
index 5e30ae6..b9cd056 100644
--- a/src/components/settings/BackgroundImageSelector.tsx
+++ b/src/components/settings/BackgroundImageSelector.tsx
@@ -1,8 +1,7 @@
 'use client';
 
-import { useState } from 'react';
+import { useState, useEffect } from 'react';
 import { Button } from '@/components/ui/Button';
-import { Input } from '@/components/ui/Input';
 import { Card, CardContent } from '@/components/ui/Card';
 import { useUserPreferences } from '@/contexts/UserPreferencesContext';
 
@@ -23,41 +22,66 @@ const PRESET_BACKGROUNDS = [
   {
     id: 'theme-primary',
     name: 'Dégradé primaire',
-    description: 'Dégradé avec la couleur primaire du thème',
-    preview: 'linear-gradient(135deg, var(--background) 0%, color-mix(in srgb, var(--primary) 20%, var(--background)) 100%)'
+    description: 'Dégradé marqué avec la couleur primaire',
+    preview: 'linear-gradient(135deg, var(--background) 0%, color-mix(in srgb, var(--primary) 60%, var(--background)) 100%)'
   },
   {
     id: 'theme-accent',
     name: 'Dégradé accent',
-    description: 'Dégradé avec la couleur d\'accent du thème',
-    preview: 'linear-gradient(135deg, var(--background) 0%, color-mix(in srgb, var(--accent) 20%, var(--background)) 100%)'
+    description: 'Dégradé marqué avec la couleur d\'accent',
+    preview: 'linear-gradient(135deg, var(--background) 0%, color-mix(in srgb, var(--accent) 60%, var(--background)) 100%)'
   },
   {
     id: 'theme-success',
     name: 'Dégradé succès',
-    description: 'Dégradé avec la couleur de succès du thème',
-    preview: 'linear-gradient(135deg, var(--background) 0%, color-mix(in srgb, var(--success) 20%, var(--background)) 100%)'
+    description: 'Dégradé marqué avec la couleur de succès',
+    preview: 'linear-gradient(135deg, var(--background) 0%, color-mix(in srgb, var(--success) 60%, var(--background)) 100%)'
   },
   {
     id: 'theme-purple',
     name: 'Dégradé violet',
-    description: 'Dégradé avec la couleur violette du thème',
-    preview: 'linear-gradient(135deg, var(--background) 0%, color-mix(in srgb, var(--purple) 20%, var(--background)) 100%)'
+    description: 'Dégradé marqué avec la couleur violette',
+    preview: 'linear-gradient(135deg, var(--background) 0%, color-mix(in srgb, var(--purple) 60%, var(--background)) 100%)'
   },
   {
     id: 'theme-diagonal',
     name: 'Dégradé diagonal',
-    description: 'Dégradé diagonal avec plusieurs couleurs du thème',
-    preview: 'linear-gradient(45deg, var(--background) 0%, color-mix(in srgb, var(--primary) 15%, var(--background)) 50%, color-mix(in srgb, var(--accent) 15%, var(--background)) 100%)'
+    description: 'Dégradé diagonal avec plusieurs couleurs',
+    preview: 'linear-gradient(45deg, var(--background) 0%, color-mix(in srgb, var(--primary) 40%, var(--background)) 50%, color-mix(in srgb, var(--accent) 40%, var(--background)) 100%)'
   },
   {
     id: 'theme-radial',
     name: 'Dégradé radial',
     description: 'Dégradé radial centré avec les couleurs du thème',
-    preview: 'radial-gradient(circle at center, var(--background) 0%, color-mix(in srgb, var(--primary) 25%, var(--background)) 100%)'
+    preview: 'radial-gradient(circle at center, var(--background) 0%, color-mix(in srgb, var(--primary) 50%, var(--background)) 100%)'
+  },
+  {
+    id: 'theme-sunset',
+    name: 'Dégradé coucher de soleil',
+    description: 'Dégradé orange-rouge intense',
+    preview: 'linear-gradient(135deg, color-mix(in srgb, var(--accent) 80%, var(--background)) 0%, color-mix(in srgb, var(--destructive) 60%, var(--background)) 100%)'
+  },
+  {
+    id: 'theme-ocean',
+    name: 'Dégradé océan',
+    description: 'Dégradé bleu profond',
+    preview: 'linear-gradient(135deg, color-mix(in srgb, var(--blue) 70%, var(--background)) 0%, color-mix(in srgb, var(--primary) 50%, var(--background)) 100%)'
+  },
+  {
+    id: 'theme-forest',
+    name: 'Dégradé forêt',
+    description: 'Dégradé vert naturel',
+    preview: 'linear-gradient(135deg, color-mix(in srgb, var(--green) 60%, var(--background)) 0%, color-mix(in srgb, var(--success) 40%, var(--background)) 100%)'
+  },
+  {
+    id: 'theme-galaxy',
+    name: 'Dégradé galaxie',
+    description: 'Dégradé violet-bleu mystique',
+    preview: 'linear-gradient(135deg, color-mix(in srgb, var(--purple) 70%, var(--background)) 0%, color-mix(in srgb, var(--blue) 50%, var(--background)) 100%)'
   }
 ];
 
+
 export function BackgroundImageSelector() {
   const { preferences, updateViewPreferences } = useUserPreferences();
   const [customUrl, setCustomUrl] = useState('');
@@ -81,6 +105,7 @@ export function BackgroundImageSelector() {
     setShowCustomInput(false);
   };
 
+
   const handleRemoveCustom = () => {
     updateViewPreferences({ backgroundImage: undefined });
   };
@@ -93,6 +118,11 @@ export function BackgroundImageSelector() {
     updateViewPreferences({ backgroundOpacity: opacity });
   };
 
+  // Réinitialiser les options avancées quand l'image change
+  useEffect(() => {
+    setShowAdvancedOptions(false);
+  }, [currentBackground]);
+
   return (
     <div className="space-y-6">
       <div className="flex items-center justify-between">
@@ -121,7 +151,7 @@ export function BackgroundImageSelector() {
             className="w-full h-24 rounded-lg border border-[var(--border)]/30 overflow-hidden"
             style={{
               backgroundImage: currentBackground && !PRESET_BACKGROUNDS.find(p => p.id === currentBackground) 
-                ? `url(${currentBackground})` 
+                ? `url("${currentBackground}")` 
                 : PRESET_BACKGROUNDS.find(p => p.id === currentBackground)?.preview || 'var(--background)',
               backgroundSize: 'cover',
               backgroundPosition: 'center',
@@ -170,6 +200,7 @@ export function BackgroundImageSelector() {
         </CardContent>
       </Card>
 
+
       {/* URL personnalisée */}
       <Card>
         <CardContent className="p-4">
@@ -193,12 +224,14 @@ export function BackgroundImageSelector() {
             {showCustomInput && (
               <div className="space-y-3">
                 <div className="flex gap-2">
-                  <Input
+                  <input
                     type="url"
                     placeholder="https://example.com/image.jpg"
                     value={customUrl}
                     onChange={(e) => setCustomUrl(e.target.value)}
-                    className="flex-1"
+                    className="flex-1 h-10 px-3 py-2 text-sm border border-[var(--border)]/50 bg-[var(--input)] text-[var(--foreground)] placeholder:text-[var(--muted-foreground)] focus:border-[var(--primary)]/70 focus:ring-1 focus:ring-[var(--primary)]/20 rounded-md focus-visible:outline-none transition-colors"
+                    autoComplete="off"
+                    spellCheck="false"
                   />
                   <Button
                     onClick={handleCustomUrlSubmit}
@@ -208,9 +241,14 @@ export function BackgroundImageSelector() {
                     Appliquer
                   </Button>
                 </div>
-                <p className="text-xs text-[var(--muted-foreground)]">
-                  Entrez l&apos;URL d&apos;une image (JPG, PNG, GIF, WebP)
-                </p>
+                <div className="p-3 bg-[var(--card)] border border-[var(--border)] rounded-lg">
+                  <div className="flex items-start gap-2">
+                    <div className="text-[var(--accent)] text-sm mt-0.5">💡</div>
+                    <div className="text-xs text-[var(--muted-foreground)]">
+                      <strong className="text-[var(--foreground)]">Conseil performance :</strong> Utilisez des images optimisées (&lt; 500KB) et hébergées sur un CDN pour de meilleures performances. Les formats WebP et AVIF sont recommandés.
+                    </div>
+                  </div>
+                </div>
               </div>
             )}
 
@@ -228,8 +266,8 @@ export function BackgroundImageSelector() {
         </CardContent>
       </Card>
 
-      {/* Options avancées */}
-      {currentBackground && (
+      {/* Options avancées - seulement pour les URLs personnalisées */}
+      {currentBackground && !PRESET_BACKGROUNDS.find(p => p.id === currentBackground) && (
         <Card>
           <CardContent className="p-4">
             <div className="space-y-4">
@@ -237,7 +275,7 @@ export function BackgroundImageSelector() {
                 <div>
                   <h4 className="text-sm font-medium text-[var(--foreground)]">Options avancées</h4>
                   <p className="text-xs text-[var(--muted-foreground)] mt-1">
-                    Personnalisez l&apos;effet de l&apos;image de fond
+                    Ajustez l&apos;effet de votre image personnalisée
                   </p>
                 </div>
                 <Button
@@ -326,24 +364,6 @@ export function BackgroundImageSelector() {
           </CardContent>
         </Card>
       )}
-
-      {/* Note sur les performances */}
-      <Card>
-        <CardContent className="p-4">
-          <div className="flex items-start gap-3">
-            <div className="text-lg">💡</div>
-            <div>
-              <p className="text-sm text-[var(--warning)] font-medium mb-1">
-                Conseil pour les performances
-              </p>
-              <p className="text-xs text-[var(--muted-foreground)]">
-                Utilisez des images optimisées pour de meilleures performances. 
-                Les images trop lourdes peuvent ralentir l&apos;interface.
-              </p>
-            </div>
-          </div>
-        </CardContent>
-      </Card>
     </div>
   );
 }