diff --git a/templates/marketing/fonctionnalites.html b/templates/marketing/fonctionnalites.html
index 7df6386..8ae0f6f 100644
--- a/templates/marketing/fonctionnalites.html
+++ b/templates/marketing/fonctionnalites.html
@@ -511,18 +511,18 @@
         {# Phone shell (bezel, glow ring, drop shadow) — LARGEUR/HAUTEUR FIXES pour stabilité du cadre #}
         <div class="relative mx-auto dictia-phone-wrap" style="width: 280px; max-width: 100%;">
 
-          {# External glow ring (pulse) #}
+          {# External glow ring (pulse) — STATIC brand-b1 halo, ne change PAS selon mode pour stabilité visuelle du contour #}
           <div class="absolute -inset-2 pointer-events-none dictia-phone-glow-ring"
-               :style="`border-radius: 52px; background: radial-gradient(ellipse 80% 90% at 50% 50%, ${activeColor}28 0%, transparent 60%); transition: background 0.4s;`"
+               style="border-radius: 52px; background: radial-gradient(ellipse 80% 90% at 50% 50%, rgba(37,99,235,0.18) 0%, transparent 60%);"
                aria-hidden="true"></div>
 
+          {# Phone shell — bezel/border/shadow STATIQUES (couleur ne change jamais entre modes — comme un vrai téléphone) #}
           <div class="dictia-phone-shell flex flex-col overflow-hidden relative"
-               style="width: 280px; height: 580px;"
-               :style="`border: 1.5px solid ${activeColor}40; background: rgba(8,12,24,0.88); box-shadow: 0 30px 80px -20px rgba(0,0,0,0.6), 0 12px 32px -8px ${activeColor}30, inset 0 0 32px ${activeColor}10; transition: border-color 0.4s, box-shadow 0.4s;`">
+               style="width: 280px; height: 580px; border: 1.5px solid rgba(255,255,255,0.10); background: rgba(8,12,24,0.88); box-shadow: 0 30px 80px -20px rgba(0,0,0,0.6), 0 12px 32px -8px rgba(37,99,235,0.20), inset 0 0 32px rgba(255,255,255,0.04);">
 
-            {# Ambient color tint overlay #}
+            {# Ambient overlay — STATIC subtle (pas de tint par mode) #}
             <div class="absolute inset-0 pointer-events-none"
-                 :style="`border-radius: 44px; background-color: ${activeColor}08; transition: background-color 0.4s;`"
+                 style="border-radius: 44px; background-color: rgba(255,255,255,0.015);"
                  aria-hidden="true"></div>
 
             {# Notch / Dynamic Island (desktop only via mobile media) #}