/* Variables CSS - Palette Moderne et Élégante */
:root {
    /* Palette principale - Bleus et Violets */
    --primary-color: #667eea;
    --primary-dark: #5a67d8;
    --primary-light: #7c89f0;
    --accent-color: #f687b3;
    --accent-light: #f9a8d4;
    --accent-dark: #ec4899;
    
    /* Palette secondaire - Cyans et Turquoises */
    --secondary-color: #06b6d4;
    --secondary-light: #22d3ee;
    --secondary-dark: #0891b2;
    
    /* Palette de fond - Sombres avec profondeur */
    --dark-bg: #0a0e27;
    --dark-surface: #1a1f3a;
    --dark-card: #252b4a;
    --dark-border: #3a4560;
    
    /* Textes */
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --text-accent: #e0e7ff;
    
    /* Couleurs de statut */
    --success-color: #34d399;
    --success-light: #6ee7b7;
    --warning-color: #fbbf24;
    --warning-light: #fcd34d;
    --error-color: #f87171;
    --error-light: #fca5a5;
    
    /* Dégradés modernes */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f687b3 100%);
    --gradient-secondary: linear-gradient(135deg, #06b6d4 0%, #3b82f6 50%, #8b5cf6 100%);
    --gradient-accent: linear-gradient(135deg, #f687b3 0%, #ec4899 50%, #db2777 100%);
    --gradient-dark: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 50%, #252b4a 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    
    /* Ombres modernes */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 20px rgba(102, 126, 234, 0.4);
    --shadow-accent: 0 0 20px rgba(246, 135, 179, 0.3);
    
    /* Transitions et animations */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Effets de flou */
    --blur-sm: blur(4px);
    --blur-md: blur(8px);
    --blur-lg: blur(16px);
}

/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gradient-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Animation de fond dynamique */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(246, 135, 179, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    animation: backgroundFloat 20s ease-in-out infinite;
    z-index: -1;
}

@keyframes backgroundFloat {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(-20px, -20px) rotate(1deg); }
    66% { transform: translate(20px, -10px) rotate(-1deg); }
}

/* Animation de particules */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20% 30%, rgba(255, 255, 255, 0.1), transparent),
        radial-gradient(2px 2px at 60% 70%, rgba(255, 255, 255, 0.08), transparent),
        radial-gradient(1px 1px at 50% 50%, rgba(255, 255, 255, 0.05), transparent);
    background-size: 200px 200px, 150px 150px, 100px 100px;
    animation: particles 25s linear infinite;
    z-index: -1;
}

@keyframes particles {
    0% { transform: translateY(0) rotate(0deg); }
    100% { transform: translateY(-100px) rotate(360deg); }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--gradient-glass);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.6rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: var(--shadow-glow);
    animation: logoGlow 3s ease-in-out infinite;
}

@keyframes logoGlow {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.2); }
}

.nav-logo i {
    font-size: 2rem;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 35px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    padding: 8px 16px;
    border-radius: 8px;
}

.nav-link:hover {
    color: var(--primary-light);
    background: rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--gradient-primary);
    transition: var(--transition);
    border-radius: 2px;
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 80%;
    box-shadow: var(--shadow-glow);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition);
}

/* Section Héros */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 50px;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(246, 135, 179, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    animation: heroFloat 15s ease-in-out infinite;
}

@keyframes heroFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-30px) rotate(1deg); }
    66% { transform: translateY(-15px) rotate(-1deg); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 25px;
    line-height: 1.1;
    text-shadow: 0 0 30px rgba(102, 126, 234, 0.3);
    animation: titleGlow 4s ease-in-out infinite;
}

@keyframes titleGlow {
    0%, 100% { filter: brightness(1) contrast(1); }
    50% { filter: brightness(1.1) contrast(1.1); }
}

.hero-subtitle {
    font-size: 1.6rem;
    color: var(--text-accent);
    margin-bottom: 35px;
    font-weight: 600;
    opacity: 0.9;
}

.hero-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.8;
    opacity: 0.85;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-top: 40px;
    flex-wrap: wrap;
}

/* Boutons modernes */
.btn {
    padding: 14px 32px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-xl), 0 0 30px rgba(102, 126, 234, 0.6);
}

.btn-secondary {
    background: var(--gradient-glass);
    color: var(--primary-light);
    border: 2px solid rgba(102, 126, 234, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(102, 126, 234, 0.1);
    border-color: var(--primary-color);
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(102, 126, 234, 0.4);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition);
}

.btn:hover::before {
    left: 100%;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.server-animation {
    position: relative;
    width: 300px;
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.server-animation i {
    position: absolute;
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.8;
}

.server-animation i:nth-child(1) {
    animation: rotate 8s linear infinite;
}

.server-animation i:nth-child(2) {
    animation: rotate 12s linear infinite reverse;
    color: var(--secondary-color);
}

.server-animation i:nth-child(3) {
    animation: pulse 3s ease-in-out infinite;
    color: var(--accent-color);
}

@keyframes rotate {
    from { transform: rotate(0deg) translateX(80px) rotate(0deg); }
    to { transform: rotate(360deg) translateX(80px) rotate(-360deg); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.2); opacity: 1; }
}

/* Boutons */
.btn {
    padding: 12px 30px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* Sections communes */
.section-header {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.soon-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--warning-color);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    margin-top: 20px;
    animation: pulse 2s ease-in-out infinite;
}

/* Grille de tarifs */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 35px;
    margin-bottom: 80px;
}

.pricing-card {
    background: var(--gradient-glass);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 35px;
    position: relative;
    transition: var(--transition-slow);
    overflow: hidden;
    backdrop-filter: blur(15px);
    box-shadow: var(--shadow-lg);
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-glass);
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

.pricing-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.pricing-card:hover::before {
    opacity: 0.5;
}

.pricing-card.featured {
    border-color: var(--accent-color);
    box-shadow: var(--shadow-xl), var(--shadow-accent);
    transform: scale(1.05);
}

.pricing-card.featured::before {
    content: 'RECOMMANDÉ';
    position: absolute;
    top: 20px;
    right: -35px;
    background: var(--gradient-accent);
    color: white;
    padding: 8px 45px;
    font-size: 0.75rem;
    font-weight: 700;
    transform: rotate(45deg);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    box-shadow: var(--shadow-md);
    z-index: 10;
}

.card-header {
    text-align: center;
    margin-bottom: 35px;
    position: relative;
    z-index: 2;
}

.card-header h3 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
    margin-bottom: 10px;
}

.amount {
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
}

.period {
    color: var(--text-accent);
    font-weight: 600;
    font-size: 1.1rem;
}

.card-features {
    margin-bottom: 35px;
    position: relative;
    z-index: 2;
}

.feature {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 18px;
    color: var(--text-secondary);
    padding: 12px;
    border-radius: 10px;
    transition: var(--transition);
}

.feature:hover {
    background: rgba(102, 126, 234, 0.05);
    transform: translateX(5px);
}

.feature i {
    color: var(--primary-color);
    width: 24px;
    text-align: center;
    font-size: 1.1rem;
}

.card-footer {
    text-align: center;
    position: relative;
    z-index: 2;
}

.stock-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px;
    border-radius: 8px;
    font-weight: 600;
}

.stock-status.out-of-stock {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Section VPS */
.vps-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a1f3a 0%, var(--dark-bg) 100%);
}

.soon-card {
    position: relative;
}

.soon-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    backdrop-filter: blur(5px);
}

.soon-overlay span {
    font-size: 2rem;
    font-weight: 800;
    color: var(--warning-color);
    text-transform: uppercase;
    letter-spacing: 3px;
}

/* Section JS Hosting */
.js-hosting-section {
    padding: 100px 0;
    background: var(--dark-bg);
}

/* Section Minecraft */
.minecraft-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a1f3a 0%, var(--dark-bg) 100%);
}

/* Footer */
.footer {
    background: var(--dark-surface);
    border-top: 1px solid var(--dark-border);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    color: var(--text-primary);
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.footer-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--dark-bg);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition);
    text-decoration: none;
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-color);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
}

.contact-item i {
    color: var(--primary-color);
    width: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--dark-border);
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .amount {
        font-size: 2rem;
    }
    
    .hero {
        padding: 80px 0 40px;
    }
    
    .vps-section,
    .js-hosting-section,
    .minecraft-section {
        padding: 60px 0;
    }
}

/* Animations d'apparition */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Scrollbar personnalisée */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Section IA Services */
.ai-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--dark-bg) 0%, #1a1f3a 50%, var(--dark-bg) 100%);
    position: relative;
    overflow: hidden;
}

.ai-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
    animation: pulse 8s ease-in-out infinite;
}

.ai-showcase {
    margin-bottom: 80px;
    text-align: center;
}

.ai-intro-text h3 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ai-intro-text p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.ai-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.ai-feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px 20px;
    background: var(--dark-surface);
    border: 1px solid var(--dark-border);
    border-radius: 16px;
    transition: var(--transition);
}

.ai-feature:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.1);
}

.ai-feature i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.ai-feature h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.ai-feature p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.ai-service-card {
    background: var(--dark-surface);
    border: 1px solid var(--dark-border);
    border-radius: 20px;
    padding: 40px;
    margin-bottom: 40px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.ai-service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.ai-service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.1);
    border-color: var(--primary-color);
}

.ai-service-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--dark-border);
}

.ai-service-header i {
    font-size: 2.5rem;
    color: var(--primary-color);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 12px;
}

.ai-service-header h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.ai-service-header p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Chat Container */
.chat-container {
    background: var(--dark-bg);
    border-radius: 12px;
    border: 1px solid var(--dark-border);
    overflow: hidden;
}

.chat-messages {
    height: 400px;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.message {
    display: flex;
    gap: 12px;
    max-width: 80%;
    animation: fadeInUp 0.3s ease;
}

.message.user-message {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message.ai-message {
    align-self: flex-start;
}

.message i {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.2rem;
}

.message.ai-message i {
    background: var(--primary-color);
    color: white;
}

.message.user-message i {
    background: var(--secondary-color);
    color: white;
}

.message-content {
    background: var(--dark-surface);
    padding: 15px 20px;
    border-radius: 12px;
    border: 1px solid var(--dark-border);
}

.user-message .message-content {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.message-content p {
    margin: 0;
    line-height: 1.5;
}

.chat-input-container {
    padding: 20px;
    border-top: 1px solid var(--dark-border);
}

.input-group {
    display: flex;
    gap: 10px;
}

.input-group input {
    flex: 1;
    background: var(--dark-bg);
    border: 1px solid var(--dark-border);
    color: var(--text-primary);
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.input-group input::placeholder {
    color: var(--text-muted);
}

/* Voice Container */
.voice-container {
    text-align: center;
}

.voice-controls {
    margin-bottom: 30px;
}

.voice-controls button {
    margin: 0 10px;
    min-width: 150px;
}

.voice-status {
    background: var(--dark-bg);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    padding: 30px;
}

.status-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    font-weight: 600;
    color: var(--text-secondary);
}

.status-indicator.recording {
    color: var(--error-color);
    animation: pulse 1.5s ease-in-out infinite;
}

.status-indicator i {
    font-size: 0.8rem;
}

.voice-transcription {
    background: var(--dark-surface);
    border: 1px solid var(--dark-border);
    border-radius: 8px;
    padding: 20px;
    min-height: 100px;
    text-align: left;
}

.voice-transcription p {
    color: var(--text-secondary);
    margin: 0;
}

/* Image Container */
.image-container {
    text-align: center;
}

.image-upload-area {
    background: var(--dark-bg);
    border: 2px dashed var(--dark-border);
    border-radius: 12px;
    padding: 60px 40px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.image-upload-area:hover {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.05);
}

.image-upload-area.dragover {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
}

.upload-placeholder i {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.upload-placeholder p {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.upload-placeholder span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.image-preview {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.image-preview img {
    max-width: 300px;
    max-height: 300px;
    border-radius: 12px;
    border: 1px solid var(--dark-border);
}

.image-analysis {
    flex: 1;
    background: var(--dark-surface);
    border: 1px solid var(--dark-border);
    border-radius: 12px;
    padding: 20px;
    text-align: left;
}

.image-analysis h4 {
    color: var(--text-primary);
    margin-bottom: 15px;
    font-weight: 600;
}

.image-analysis p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Animations IA */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { 
        opacity: 0.8;
        transform: scale(1);
    }
    50% { 
        opacity: 1;
        transform: scale(1.05);
    }
}

/* Loading states */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .ai-service-header {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .ai-service-header i {
        width: 50px;
        height: 50px;
        font-size: 2rem;
    }
    
    .ai-service-header h3 {
        font-size: 1.3rem;
    }
    
    /* Navigation mobile */
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--gradient-dark);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 50px;
        transition: var(--transition);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        font-size: 1.2rem;
        padding: 15px 25px;
        margin: 10px 0;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Hero mobile */
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.3rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    /* Pricing mobile */
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .amount {
        font-size: 2.5rem;
    }
    
    /* Sections mobile */
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .container {
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .amount {
        font-size: 2rem;
    }
    
    .card-header h3 {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
    
    .nav-logo {
        font-size: 1.4rem;
    }
    
    .nav-logo i {
        font-size: 1.8rem;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .hero-content {
        gap: 50px;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .pricing-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .nav-menu {
        gap: 25px;
    }
}

/* Animations optimisées pour mobile */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .hero::before,
    body::before,
    body::after {
        animation: none !important;
    }
}
        font-size: 1.5rem;
    }
    
    .chat-messages {
        height: 300px;
    }
    
    .message {
        max-width: 90%;
    }
    
    .image-preview {
        flex-direction: column;
        align-items: center;
    }
    
    .image-preview img {
        max-width: 100%;
    }
    
    .ai-features {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .ai-intro-text h3 {
        font-size: 2rem;
    }
}