diff --git a/banquise-website/src/App.tsx b/banquise-website/src/App.tsx
index ecb8704..e6ea4ea 100644
--- a/banquise-website/src/App.tsx
+++ b/banquise-website/src/App.tsx
@@ -6,6 +6,7 @@ import { TechFeaturesSection } from './components/sections/TechFeaturesSection';
 import { ServicesSection } from './components/sections/ServicesSection';
 import { AboutSection } from './components/sections/AboutSection';
 import { Popup } from './components/ui/Popup';
+import { ScrollToTopButton } from './components/ui/ScrollToTopButton';
 import { URLS } from './config/constants';
 
 // Define Service interface directly in App
@@ -92,6 +93,9 @@ const App: React.FC = () => {
 
       <Footer />
 
+      {/* Bouton de retour en haut */}
+      <ScrollToTopButton />
+
       {selectedService && (
         <Popup service={selectedService} onClose={() => setSelectedService(null)} />
       )}
diff --git a/banquise-website/src/components/sections/HeroSection.tsx b/banquise-website/src/components/sections/HeroSection.tsx
index 6d18ac1..b6b8eac 100644
--- a/banquise-website/src/components/sections/HeroSection.tsx
+++ b/banquise-website/src/components/sections/HeroSection.tsx
@@ -3,19 +3,26 @@ import banquiseServer from '/src/assets/banquise_server.svg'
 
 export const HeroSection: React.FC = () => (
   <section className="min-h-[calc(80vh-72px)] flex flex-col justify-center items-center text-center py-12 sm:py-16 md:py-20 w-full max-w-6xl mx-auto px-4 sm:px-6 md:px-8 relative z-3">
-    <div className="mb-8 sm:mb-10 md:mb-12 w-32 h-32 sm:w-40 sm:h-40 md:w-48 md:h-48 rounded-full bg-gradient-to-br from-banquise-blue-dark/20 to-banquise-blue/10 p-4 sm:p-5 md:p-6 shadow-2xl animate-gentle-float backdrop-blur-sm border border-banquise-blue-lightest/30">
-      <img src={banquiseServer} alt="Logo La Banquise" className="w-full h-full object-contain" style={{ filter: 'drop-shadow(0 10px 25px rgba(31, 93, 137, 0.3))' }} />
+    <div className="mb-8 sm:mb-10 md:mb-12 w-32 h-32 sm:w-40 sm:h-40 md:w-48 md:h-48 rounded-full bg-gradient-to-br from-banquise-blue-dark/20 to-banquise-blue/10 p-4 sm:p-5 md:p-6 shadow-2xl backdrop-blur-sm border border-banquise-blue-lightest/30 relative group">
+      <img 
+        src={banquiseServer} 
+        alt="Logo La Banquise" 
+        className="w-full h-full object-contain relative z-10 transition-transform duration-300 group-hover:scale-110" 
+        style={{ 
+          filter: 'drop-shadow(0 10px 25px rgba(31, 93, 137, 0.3))' 
+        }} 
+      />
     </div>
     
-    <h1 className="text-banquise-gray text-3xl sm:text-4xl md:text-5xl lg:text-6xl mb-6 sm:mb-7 md:mb-8 font-extrabold leading-tight max-w-4xl font-heading px-2" style={{ textShadow: '0 2px 10px rgba(0, 0, 0, 0.3)' }}>
+    <h1 className="text-banquise-gray text-3xl sm:text-4xl md:text-5xl lg:text-6xl mb-6 sm:mb-7 md:mb-8 font-extrabold leading-tight max-w-4xl font-heading px-2 relative z-10" style={{ textShadow: '0 2px 10px rgba(0, 0, 0, 0.3)' }}>
       Bienvenue sur La Banquise
     </h1>
     
-    <p className="text-banquise-gray text-lg sm:text-xl md:text-2xl mb-8 sm:mb-10 md:mb-12 max-w-3xl font-normal opacity-90 leading-relaxed px-2" style={{ textShadow: '0 1px 4px rgba(0, 0, 0, 0.2)' }}>
+    <p className="text-banquise-gray text-lg sm:text-xl md:text-2xl mb-8 sm:mb-10 md:mb-12 max-w-3xl font-normal opacity-90 leading-relaxed px-2 relative z-10" style={{ textShadow: '0 1px 4px rgba(0, 0, 0, 0.2)' }}>
       Association d'hébergement et lab réseau pour tous les étudiants et associations de l'EPITA !
     </p>
     
-    <a href="#services" className="inline-flex items-center justify-center bg-gradient-to-r from-banquise-gray to-white text-banquise-blue-dark border-0 py-4 sm:py-5 px-8 sm:px-10 md:px-12 rounded-2xl text-base sm:text-lg font-bold no-underline shadow-xl transition-all duration-300 min-w-48 sm:min-w-56 md:min-w-64 hover:-translate-y-2 hover:shadow-2xl hover:scale-105 backdrop-blur-sm border border-banquise-blue-lightest/20 mx-4 group">
+    <a href="#services" className="inline-flex items-center justify-center bg-gradient-to-r from-banquise-gray to-white text-banquise-blue-dark border-0 py-4 sm:py-5 px-8 sm:px-10 md:px-12 rounded-2xl text-base sm:text-lg font-bold no-underline shadow-xl transition-all duration-300 min-w-48 sm:min-w-56 md:min-w-64 hover:-translate-y-2 hover:shadow-2xl hover:scale-105 backdrop-blur-sm border border-banquise-blue-lightest/20 mx-4 group relative z-10">
       <span className="text-center text-banquise-blue-dark">Découvrir nos services</span>
       <span className="ml-2 sm:ml-3 text-lg sm:text-xl transition-transform duration-300 group-hover:translate-x-1 text-banquise-blue-dark">→</span>
     </a>
diff --git a/banquise-website/src/components/ui/ParallaxBackground.tsx b/banquise-website/src/components/ui/ParallaxBackground.tsx
new file mode 100644
index 0000000..b8e33b5
--- /dev/null
+++ b/banquise-website/src/components/ui/ParallaxBackground.tsx
@@ -0,0 +1,146 @@
+import React, { useEffect, useState } from 'react';
+
+export const ParallaxBackground: React.FC = () => {
+  const [scrollY, setScrollY] = useState(0);
+
+  useEffect(() => {
+    const handleScroll = () => {
+      setScrollY(window.scrollY);
+    };
+
+    window.addEventListener('scroll', handleScroll);
+    return () => window.removeEventListener('scroll', handleScroll);
+  }, []);
+
+  // Éléments flottants avec différentes vitesses de parallaxe
+  const floatingElements = [
+    // Serveurs et équipements
+    { icon: '🖥️', x: 10, y: 20, speed: 0.3, size: 'text-2xl', opacity: 0.1 },
+    { icon: '🖲️', x: 85, y: 15, speed: 0.2, size: 'text-xl', opacity: 0.08 },
+    { icon: '⚙️', x: 75, y: 45, speed: 0.4, size: 'text-3xl', opacity: 0.12 },
+    { icon: '🔧', x: 15, y: 60, speed: 0.25, size: 'text-lg', opacity: 0.06 },
+    { icon: '💾', x: 90, y: 70, speed: 0.35, size: 'text-2xl', opacity: 0.1 },
+    
+    // Code et développement
+    { icon: '<>', x: 30, y: 35, speed: 0.15, size: 'text-xl', opacity: 0.08, isText: true },
+    { icon: '{ }', x: 60, y: 25, speed: 0.28, size: 'text-2xl', opacity: 0.1, isText: true },
+    { icon: '#!/bin', x: 5, y: 80, speed: 0.2, size: 'text-sm', opacity: 0.06, isText: true },
+    { icon: 'git', x: 80, y: 85, speed: 0.32, size: 'text-lg', opacity: 0.08, isText: true },
+    
+    // Réseau et connectivité
+    { icon: '🌐', x: 45, y: 10, speed: 0.22, size: 'text-2xl', opacity: 0.09 },
+    { icon: '🔗', x: 25, y: 75, speed: 0.18, size: 'text-xl', opacity: 0.07 },
+    { icon: '📡', x: 70, y: 55, speed: 0.26, size: 'text-lg', opacity: 0.08 },
+    
+    // Sécurité
+    { icon: '🔒', x: 55, y: 40, speed: 0.3, size: 'text-xl', opacity: 0.09 },
+    { icon: '🛡️', x: 35, y: 65, speed: 0.24, size: 'text-2xl', opacity: 0.1 },
+    { icon: '🔑', x: 85, y: 30, speed: 0.16, size: 'text-lg', opacity: 0.07 },
+    
+    // Données et stockage
+    { icon: '💿', x: 20, y: 45, speed: 0.28, size: 'text-xl', opacity: 0.08 },
+    { icon: '📊', x: 65, y: 75, speed: 0.22, size: 'text-2xl', opacity: 0.09 },
+    { icon: '📈', x: 40, y: 20, speed: 0.34, size: 'text-lg', opacity: 0.07 },
+    
+    // Éléments techniques supplémentaires
+    { icon: 'sudo', x: 12, y: 90, speed: 0.19, size: 'text-sm', opacity: 0.06, isText: true },
+    { icon: 'SSH', x: 78, y: 12, speed: 0.31, size: 'text-base', opacity: 0.08, isText: true },
+    { icon: 'API', x: 92, y: 50, speed: 0.27, size: 'text-lg', opacity: 0.09, isText: true },
+    { icon: 'TCP', x: 8, y: 30, speed: 0.23, size: 'text-base', opacity: 0.07, isText: true },
+    { icon: 'HTTP', x: 50, y: 80, speed: 0.29, size: 'text-sm', opacity: 0.06, isText: true },
+  ];
+
+  return (
+    <div className="fixed inset-0 pointer-events-none overflow-hidden z-0">
+      {/* Grille de fond subtile */}
+      <div className="absolute inset-0 opacity-[0.02]">
+        <div 
+          className="absolute inset-0 bg-gradient-to-br from-banquise-blue-dark/20 to-transparent"
+          style={{
+            backgroundImage: `
+              linear-gradient(rgba(31, 93, 137, 0.03) 1px, transparent 1px),
+              linear-gradient(90deg, rgba(31, 93, 137, 0.03) 1px, transparent 1px)
+            `,
+            backgroundSize: '50px 50px',
+            transform: `translateY(${scrollY * 0.1}px)`
+          }}
+        />
+      </div>
+
+      {/* Particules de code flottantes */}
+      <div className="absolute inset-0">
+        {floatingElements.map((element, index) => (
+          <div
+            key={index}
+            className={`absolute ${element.size} font-mono select-none transition-all duration-1000 ease-out`}
+            style={{
+              left: `${element.x}%`,
+              top: `${element.y}%`,
+              transform: `translateY(${scrollY * element.speed}px) rotate(${scrollY * 0.01}deg)`,
+              opacity: element.opacity,
+              color: element.isText ? '#a8daff' : 'inherit',
+              textShadow: element.isText ? '0 0 10px rgba(168, 218, 255, 0.3)' : 'none',
+              filter: 'blur(0.5px)',
+              animation: `float-${index % 3} ${6 + (index % 4)}s ease-in-out infinite`
+            }}
+          >
+            {element.icon}
+          </div>
+        ))}
+      </div>
+
+      {/* Lignes de connexion animées */}
+      <svg 
+        className="absolute inset-0 w-full h-full opacity-[0.03]" 
+        style={{
+          transform: `translateY(${scrollY * 0.2}px)`
+        }}
+      >
+        <defs>
+          <linearGradient id="lineGradient" x1="0%" y1="0%" x2="100%" y2="100%">
+            <stop offset="0%" stopColor="#a8daff" stopOpacity="0" />
+            <stop offset="50%" stopColor="#a8daff" stopOpacity="0.5" />
+            <stop offset="100%" stopColor="#a8daff" stopOpacity="0" />
+          </linearGradient>
+        </defs>
+        
+        {/* Lignes de connexion entre les éléments */}
+        {[...Array(8)].map((_, i) => (
+          <line
+            key={i}
+            x1={`${10 + i * 12}%`}
+            y1={`${20 + i * 8}%`}
+            x2={`${30 + i * 15}%`}
+            y2={`${40 + i * 12}%`}
+            stroke="url(#lineGradient)"
+            strokeWidth="1"
+            className="animate-pulse"
+            style={{
+              animationDelay: `${i * 0.5}s`,
+              animationDuration: `${3 + i}s`
+            }}
+          />
+        ))}
+      </svg>
+
+      {/* Cercles de données en mouvement */}
+      <div className="absolute inset-0">
+        {[...Array(6)].map((_, i) => (
+          <div
+            key={i}
+            className="absolute rounded-full border border-banquise-blue-lightest/5 animate-ping"
+            style={{
+              left: `${15 + i * 15}%`,
+              top: `${25 + i * 12}%`,
+              width: `${40 + i * 20}px`,
+              height: `${40 + i * 20}px`,
+              transform: `translateY(${scrollY * (0.1 + i * 0.05)}px)`,
+              animationDelay: `${i * 1.2}s`,
+              animationDuration: `${4 + i}s`
+            }}
+          />
+        ))}
+      </div>
+    </div>
+  );
+};
diff --git a/banquise-website/src/components/ui/Popup.tsx b/banquise-website/src/components/ui/Popup.tsx
index 4cd8f2c..2ca9866 100644
--- a/banquise-website/src/components/ui/Popup.tsx
+++ b/banquise-website/src/components/ui/Popup.tsx
@@ -17,107 +17,114 @@ interface PopupProps {
 
 export const Popup: React.FC<PopupProps> = ({ service, onClose }) => (
   <div className="fixed inset-0 bg-black/60 flex justify-center items-center z-50 p-4 backdrop-blur-md animate-fadeIn">
-    <div className="bg-white text-banquise-blue-dark rounded-3xl max-w-4xl w-full max-h-[90vh] overflow-y-auto shadow-2xl relative animate-slideUp border border-banquise-blue-lightest/20">
+    <div className="bg-white text-banquise-blue-dark rounded-3xl max-w-4xl w-full max-h-[90vh] shadow-2xl relative animate-slideUp border border-banquise-blue-lightest/20 overflow-hidden">
       
-      {/* Header */}
-      <div className="relative bg-gradient-to-r from-banquise-blue to-banquise-blue-light p-6 sm:p-8 text-white">
+      {/* Bouton de fermeture fixe au-dessus du contenu */}
+      <div className="absolute top-4 right-4 z-50">
         <button
           onClick={onClose}
-          className="absolute top-4 sm:top-6 right-4 sm:right-6 bg-white/20 hover:bg-white/30 border-0 text-xl sm:text-2xl cursor-pointer text-white flex items-center justify-center w-10 h-10 sm:w-12 sm:h-12 rounded-full transition-all duration-200 backdrop-blur-sm hover:scale-110 active:scale-95"
+          className="bg-white/90 hover:bg-white border border-banquise-blue/20 text-xl cursor-pointer text-banquise-blue-dark flex items-center justify-center w-10 h-10 sm:w-12 sm:h-12 rounded-full transition-all duration-200 hover:scale-110 active:scale-95 shadow-lg backdrop-blur-sm"
+          aria-label="Fermer la popup"
         >
           ×
         </button>
-        
-        <div className="flex flex-col lg:flex-row items-center lg:items-start mb-4 pr-12">
-          <div className="w-16 h-16 sm:w-20 sm:h-20 lg:w-24 lg:h-24 bg-white/20 rounded-3xl flex items-center justify-center text-3xl sm:text-4xl lg:text-5xl mb-4 lg:mb-0 lg:mr-8 backdrop-blur-sm">
-            {service.icon}
-          </div>
-          <div className="text-center lg:text-left flex-1">
-            <h2 className="font-heading text-2xl sm:text-3xl lg:text-4xl mt-0 mb-3 lg:mb-4 leading-tight font-bold text-white">
-              {service.name}
-            </h2>
-            <div className="text-white/90 text-base sm:text-lg lg:text-xl font-medium">
-              Service d'hébergement professionnel
-            </div>
-            <div className="mt-4 lg:mt-6 flex flex-wrap gap-2">
-              <span className="bg-white/20 text-white px-3 py-1 rounded-full text-sm font-medium backdrop-blur-sm">Haute disponibilité</span>
-              <span className="bg-white/20 text-white px-3 py-1 rounded-full text-sm font-medium backdrop-blur-sm">Open Source</span>
-              <span className="bg-white/20 text-white px-3 py-1 rounded-full text-sm font-medium backdrop-blur-sm">Communautaire</span>
-            </div>
-          </div>
-        </div>
       </div>
-
-      {/* Content - Forcer le fond blanc */}
-      <div className="p-6 sm:p-8 bg-white">
-        {/* Description */}
-        <h3 className="text-xl sm:text-2xl lg:text-3xl mb-4 lg:mb-6 text-banquise-blue-dark font-heading font-bold flex items-center">
-          <span className="text-xl sm:text-2xl lg:text-3xl mr-3">📋</span>
-          Description détaillée
-        </h3>
-        <div className="bg-gradient-to-br from-banquise-blue/5 to-banquise-blue-light/5 rounded-2xl p-4 lg:p-6 border border-banquise-blue/10 mb-8">
-          <p className="text-banquise-blue-dark/90 leading-relaxed text-base sm:text-lg lg:text-xl mb-4">
-            {service.description}
-          </p>
-          <div className="grid grid-cols-1 sm:grid-cols-2 gap-4 mt-6">
-            <div className="flex items-center p-3 bg-white/60 rounded-xl border border-banquise-blue/10">
-              <div className="w-10 h-10 bg-gradient-to-br from-banquise-blue to-banquise-blue-light rounded-lg flex items-center justify-center text-white mr-3">
-                ✓
-              </div>
-              <div>
-                <div className="font-semibold text-banquise-blue-dark text-sm">99.9% Uptime</div>
-                <div className="text-banquise-blue-dark/70 text-xs">Disponibilité garantie</div>
-              </div>
+      
+      {/* Contenu avec scroll vertical uniquement */}
+      <div className="overflow-y-auto overflow-x-hidden max-h-[90vh] popup-content">
+        {/* Header */}
+        <div className="relative bg-gradient-to-r from-banquise-blue to-banquise-blue-light p-6 sm:p-8 text-white pr-16 sm:pr-20">
+          <div className="flex flex-col lg:flex-row items-center lg:items-start mb-4">
+            <div className="w-16 h-16 sm:w-20 sm:h-20 lg:w-24 lg:h-24 bg-white/20 rounded-3xl flex items-center justify-center text-3xl sm:text-4xl lg:text-5xl mb-4 lg:mb-0 lg:mr-8 backdrop-blur-sm">
+              {service.icon}
             </div>
-            <div className="flex items-center p-3 bg-white/60 rounded-xl border border-banquise-blue/10">
-              <div className="w-10 h-10 bg-gradient-to-br from-blue-500 to-blue-600 rounded-lg flex items-center justify-center text-white mr-3">
-                🔒
+            <div className="text-center lg:text-left flex-1">
+              <h2 className="font-heading text-2xl sm:text-3xl lg:text-4xl mt-0 mb-3 lg:mb-4 leading-tight font-bold text-white">
+                {service.name}
+              </h2>
+              <div className="text-white/90 text-base sm:text-lg lg:text-xl font-medium">
+                Service d'hébergement professionnel
               </div>
-              <div>
-                <div className="font-semibold text-banquise-blue-dark text-sm">Sécurisé</div>
-                <div className="text-banquise-blue-dark/70 text-xs">SSL & Backups</div>
+              <div className="mt-4 lg:mt-6 flex flex-wrap gap-2 justify-center lg:justify-start">
+                <span className="bg-white/20 text-white px-3 py-1 rounded-full text-sm font-medium backdrop-blur-sm">Haute disponibilité</span>
+                <span className="bg-white/20 text-white px-3 py-1 rounded-full text-sm font-medium backdrop-blur-sm">Open Source</span>
+                <span className="bg-white/20 text-white px-3 py-1 rounded-full text-sm font-medium backdrop-blur-sm">Communautaire</span>
               </div>
             </div>
           </div>
         </div>
 
-        {/* Fonctionnalités */}
-        <h3 className="text-xl sm:text-2xl lg:text-3xl mb-4 lg:mb-6 text-banquise-blue-dark font-heading font-bold flex items-center">
-          <span className="text-xl sm:text-2xl lg:text-3xl mr-3">⚡</span>
-          Fonctionnalités principales
-        </h3>
-        <div className="grid grid-cols-1 sm:grid-cols-2 gap-4 mb-8">
-          {service.features.map((feature, index) => (
-            <div key={index} className="flex items-start bg-banquise-blue/5 rounded-xl p-4 border border-banquise-blue/10 hover:bg-banquise-blue/10 transition-colors duration-200 group">
-              <div className="w-6 h-6 bg-gradient-to-br from-banquise-blue to-banquise-blue-light rounded-full flex items-center justify-center mr-3 mt-0.5 flex-shrink-0 group-hover:scale-110 transition-transform duration-200">
-                <div className="w-2 h-2 bg-white rounded-full"></div>
+        {/* Content - Forcer le fond blanc */}
+        <div className="p-6 sm:p-8 bg-white">
+          {/* Description */}
+          <h3 className="text-xl sm:text-2xl lg:text-3xl mb-4 lg:mb-6 text-banquise-blue-dark font-heading font-bold flex items-center">
+            <span className="text-xl sm:text-2xl lg:text-3xl mr-3">📋</span>
+            Description détaillée
+          </h3>
+          <div className="bg-gradient-to-br from-banquise-blue/5 to-banquise-blue-light/5 rounded-2xl p-4 lg:p-6 border border-banquise-blue/10 mb-8">
+            <p className="text-banquise-blue-dark/90 leading-relaxed text-base sm:text-lg lg:text-xl mb-4">
+              {service.description}
+            </p>
+            <div className="grid grid-cols-1 sm:grid-cols-2 gap-4 mt-6">
+              <div className="flex items-center p-3 bg-white/60 rounded-xl border border-banquise-blue/10">
+                <div className="w-10 h-10 bg-gradient-to-br from-banquise-blue to-banquise-blue-light rounded-lg flex items-center justify-center text-white mr-3">
+                  ✓
+                </div>
+                <div>
+                  <div className="font-semibold text-banquise-blue-dark text-sm">99.9% Uptime</div>
+                  <div className="text-banquise-blue-dark/70 text-xs">Disponibilité garantie</div>
+                </div>
+              </div>
+              <div className="flex items-center p-3 bg-white/60 rounded-xl border border-banquise-blue/10">
+                <div className="w-10 h-10 bg-gradient-to-br from-blue-500 to-blue-600 rounded-lg flex items-center justify-center text-white mr-3">
+                  🔒
+                </div>
+                <div>
+                  <div className="font-semibold text-banquise-blue-dark text-sm">Sécurisé</div>
+                  <div className="text-banquise-blue-dark/70 text-xs">SSL & Backups</div>
+                </div>
               </div>
-              <span className="text-banquise-blue-dark/90 font-medium text-sm lg:text-base leading-relaxed">{feature}</span>
             </div>
-          ))}
-        </div>
+          </div>
 
-        {/* Call to action */}
-        <div className="pt-6 lg:pt-8 border-t border-banquise-blue/10">
-          <a
-            href={service.url}
-            target="_blank"
-            rel="noopener noreferrer"
-            className="w-full inline-flex items-center justify-center bg-gradient-to-r from-banquise-blue to-banquise-blue-light text-white border-0 py-4 px-6 sm:px-8 rounded-2xl cursor-pointer no-underline font-bold tracking-wide shadow-lg transition-all duration-300 hover:shadow-xl hover:-translate-y-1 focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-banquise-blue-light text-base lg:text-lg hover:scale-[1.02] active:scale-95"
-          >
-            <span className="mr-3 text-xl lg:text-2xl">🚀</span>
-            <span>Accéder à {service.name}</span>
-          </a>
-          
-          <p className="text-center text-sm text-banquise-blue-dark/60 mt-4">
-            Besoin d'aide ? Rejoignez notre <a href={URLS.social.discord} className="text-banquise-blue hover:text-banquise-blue-dark transition-colors duration-200 font-medium">Discord</a> pour obtenir du support
-          </p>
+          {/* Fonctionnalités */}
+          <h3 className="text-xl sm:text-2xl lg:text-3xl mb-4 lg:mb-6 text-banquise-blue-dark font-heading font-bold flex items-center">
+            <span className="text-xl sm:text-2xl lg:text-3xl mr-3">⚡</span>
+            Fonctionnalités principales
+          </h3>
+          <div className="grid grid-cols-1 sm:grid-cols-2 gap-4 mb-8">
+            {service.features.map((feature, index) => (
+              <div key={index} className="flex items-start bg-banquise-blue/5 rounded-xl p-4 border border-banquise-blue/10 hover:bg-banquise-blue/10 transition-colors duration-200 group">
+                <div className="w-6 h-6 bg-gradient-to-br from-banquise-blue to-banquise-blue-light rounded-full flex items-center justify-center mr-3 mt-0.5 flex-shrink-0 group-hover:scale-110 transition-transform duration-200">
+                  <div className="w-2 h-2 bg-white rounded-full"></div>
+                </div>
+                <span className="text-banquise-blue-dark/90 font-medium text-sm lg:text-base leading-relaxed">{feature}</span>
+              </div>
+            ))}
+          </div>
+
+          {/* Call to action */}
+          <div className="pt-6 lg:pt-8 border-t border-banquise-blue/10">
+            <a
+              href={service.url}
+              target="_blank"
+              rel="noopener noreferrer"
+              className="w-full inline-flex items-center justify-center bg-gradient-to-r from-banquise-blue to-banquise-blue-light text-white border-0 py-4 px-6 sm:px-8 rounded-2xl cursor-pointer no-underline font-bold tracking-wide shadow-lg transition-all duration-300 hover:shadow-xl hover:-translate-y-1 focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-banquise-blue-light text-base lg:text-lg hover:scale-[1.02] active:scale-95"
+            >
+              <span className="mr-3 text-xl lg:text-2xl">🚀</span>
+              <span>Accéder à {service.name}</span>
+            </a>
+            
+            <p className="text-center text-sm text-banquise-blue-dark/60 mt-4">
+              Besoin d'aide ? Rejoignez notre <a href={URLS.social.discord} className="text-banquise-blue hover:text-banquise-blue-dark transition-colors duration-200 font-medium">Discord</a> pour obtenir du support
+            </p>
+          </div>
         </div>
       </div>
 
       {/* Decorative elements */}
-      <div className="absolute top-0 right-0 w-16 h-16 sm:w-24 sm:h-24 lg:w-32 lg:h-32 bg-banquise-blue-lightest/10 rounded-full -translate-y-8 translate-x-8 sm:-translate-y-12 sm:translate-x-12 lg:-translate-y-16 lg:translate-x-16 hidden sm:block"></div>
-      <div className="absolute bottom-0 left-0 w-12 h-12 sm:w-16 sm:h-16 lg:w-24 lg:h-24 bg-banquise-blue/5 rounded-full translate-y-6 -translate-x-6 sm:translate-y-8 sm:-translate-x-8 lg:translate-y-12 lg:-translate-x-12 hidden sm:block"></div>
+      <div className="absolute top-0 right-0 w-16 h-16 sm:w-24 sm:h-24 lg:w-32 lg:h-32 bg-banquise-blue-lightest/10 rounded-full -translate-y-8 translate-x-8 sm:-translate-y-12 sm:translate-x-12 lg:-translate-y-16 lg:translate-x-16 hidden sm:block pointer-events-none"></div>
+      <div className="absolute bottom-0 left-0 w-12 h-12 sm:w-16 sm:h-16 lg:w-24 lg:h-24 bg-banquise-blue/5 rounded-full translate-y-6 -translate-x-6 sm:translate-y-8 sm:-translate-x-8 lg:translate-y-12 lg:-translate-x-12 hidden sm:block pointer-events-none"></div>
     </div>
   </div>
 );
diff --git a/banquise-website/src/components/ui/ScrollToTopButton.tsx b/banquise-website/src/components/ui/ScrollToTopButton.tsx
new file mode 100644
index 0000000..a05463b
--- /dev/null
+++ b/banquise-website/src/components/ui/ScrollToTopButton.tsx
@@ -0,0 +1,51 @@
+import React, { useState, useEffect } from 'react';
+
+export const ScrollToTopButton: React.FC = () => {
+  const [isVisible, setIsVisible] = useState(false);
+
+  useEffect(() => {
+    const toggleVisibility = () => {
+      // Afficher le bouton après avoir scrollé 300px
+      setIsVisible(window.scrollY > 300);
+    };
+
+    window.addEventListener('scroll', toggleVisibility);
+    return () => window.removeEventListener('scroll', toggleVisibility);
+  }, []);
+
+  const scrollToTop = () => {
+    window.scrollTo({
+      top: 0,
+      behavior: 'smooth'
+    });
+  };
+
+  return (
+    <button
+      onClick={scrollToTop}
+      className={`fixed bottom-6 right-6 z-50 w-12 h-12 sm:w-14 sm:h-14 bg-gradient-to-r from-banquise-blue to-banquise-blue-light text-white rounded-full shadow-lg hover:shadow-xl transition-all duration-300 flex items-center justify-center group border border-banquise-blue-lightest/30 backdrop-blur-sm ${
+        isVisible 
+          ? 'opacity-100 translate-y-0 scale-100' 
+          : 'opacity-0 translate-y-4 scale-95 pointer-events-none'
+      }`}
+      aria-label="Retour en haut de page"
+    >
+      <svg 
+        className="w-5 h-5 sm:w-6 sm:h-6 transition-transform duration-300 group-hover:-translate-y-0.5" 
+        fill="none" 
+        stroke="currentColor" 
+        viewBox="0 0 24 24"
+      >
+        <path 
+          strokeLinecap="round" 
+          strokeLinejoin="round" 
+          strokeWidth={2.5} 
+          d="M7 11l5-5m0 0l5 5m-5-5v12" 
+        />
+      </svg>
+      
+      {/* Effet de lueur au hover */}
+      <div className="absolute inset-0 bg-gradient-to-r from-banquise-blue-light to-banquise-blue rounded-full opacity-0 group-hover:opacity-75 transition-opacity duration-300 blur-sm"></div>
+    </button>
+  );
+};
diff --git a/banquise-website/src/index.css b/banquise-website/src/index.css
index 0c610c7..ca06f66 100644
--- a/banquise-website/src/index.css
+++ b/banquise-website/src/index.css
@@ -50,6 +50,64 @@
   50% { transform: translateY(-30px) rotate(-2deg); }
 }
 
+/* Animations pour les éléments flottants */
+@keyframes float-0 {
+  0%, 100% { transform: translateY(0px) rotate(0deg); }
+  50% { transform: translateY(-10px) rotate(2deg); }
+}
+
+@keyframes float-1 {
+  0%, 100% { transform: translateY(0px) rotate(0deg); }
+  33% { transform: translateY(-8px) rotate(-1deg); }
+  66% { transform: translateY(-15px) rotate(1deg); }
+}
+
+@keyframes float-2 {
+  0%, 100% { transform: translateY(0px) rotate(0deg); }
+  25% { transform: translateY(-12px) rotate(1deg); }
+  75% { transform: translateY(-6px) rotate(-2deg); }
+}
+
+/* Animation pour l'élément principal du hero */
+@keyframes gentle-float {
+  0%, 100% { transform: translateY(0px) rotate(0deg); }
+  50% { transform: translateY(-15px) rotate(1deg); }
+}
+
+.animate-gentle-float {
+  animation: gentle-float 6s ease-in-out infinite;
+}
+
+/* Effet de lueur pour les éléments techniques */
+@keyframes glow-pulse {
+  0%, 100% { 
+    text-shadow: 0 0 5px rgba(168, 218, 255, 0.3),
+                 0 0 10px rgba(168, 218, 255, 0.2),
+                 0 0 15px rgba(168, 218, 255, 0.1);
+  }
+  50% { 
+    text-shadow: 0 0 10px rgba(168, 218, 255, 0.4),
+                 0 0 20px rgba(168, 218, 255, 0.3),
+                 0 0 30px rgba(168, 218, 255, 0.2);
+  }
+}
+
+/* Animation des lignes de connexion */
+@keyframes data-flow {
+  0% { stroke-dasharray: 0, 100; }
+  50% { stroke-dasharray: 50, 100; }
+  100% { stroke-dasharray: 100, 100; }
+}
+
+/* Responsive pour les animations */
+@media (prefers-reduced-motion: reduce) {
+  .animate-gentle-float,
+  .animate-ping,
+  .animate-pulse {
+    animation: none;
+  }
+}
+
 /* Apply animations */
 .animate-parallax-slow {
   animation: parallax-slow 20s ease-in-out infinite;
@@ -82,3 +140,46 @@
 .animate-float-very-slow {
   animation: float-very-slow 12s ease-in-out infinite;
 }
+
+/* Amélioration du scroll */
+html {
+  scroll-behavior: smooth;
+}
+
+/* Empêcher le scroll horizontal global */
+body {
+  overflow-x: hidden;
+}
+
+/* Styles pour les popups */
+.popup-content {
+  scrollbar-width: thin;
+  scrollbar-color: rgba(31, 93, 137, 0.3) transparent;
+}
+
+.popup-content::-webkit-scrollbar {
+  width: 6px;
+}
+
+.popup-content::-webkit-scrollbar-track {
+  background: transparent;
+}
+
+.popup-content::-webkit-scrollbar-thumb {
+  background: rgba(31, 93, 137, 0.3);
+  border-radius: 3px;
+}
+
+.popup-content::-webkit-scrollbar-thumb:hover {
+  background: rgba(31, 93, 137, 0.5);
+}
+
+/* Animation pour le bouton scroll to top */
+@keyframes bounce-up {
+  0%, 100% { transform: translateY(0px); }
+  50% { transform: translateY(-4px); }
+}
+
+.scroll-to-top:hover {
+  animation: bounce-up 0.6s ease-in-out;
+}