* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #10b981;
    --primary-dark: #059669;
    --secondary: #8b5cf6;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --gray: #64748b;
    --light-gray: #f1f5f9;
    --white: #ffffff;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-main: linear-gradient(135deg, #10b981 0%, #8b5cf6 50%, #ec4899 100%);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--white);
    overflow-x: hidden;
}


/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: all 0.3s ease;
}

header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

@media (max-width: 768px) {
    nav {
        padding: 1rem;
    }
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    transition: all 0.3s ease;
}

.logo:hover {
    transform: translateY(-1px);
    filter: brightness(1.1);
}

.logo:hover .logo-icon {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-main);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1.2rem;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

/* Force affichage de l'icône R */
.logo .logo-icon {
    display: flex !important;
    visibility: visible !important;
}

.logo .logo-icon::before {
    content: "R" !important;
    color: white !important;
    font-weight: bold !important;
    font-size: 1.2rem !important;
}

.logo-icon::before {
    content: "R";
    position: relative;
    z-index: 2;
    display: block;
    line-height: 1;
}

.logo-icon::after {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: rotate(45deg);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-main);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links a.cta-button {
    color: white !important;
}


.cta-button {
    background: var(--gradient-main);
    color: white;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 2rem 80px;
    position: relative;
    background: linear-gradient(180deg, rgba(249, 250, 251, 0.8) 0%, rgba(255, 255, 255, 0) 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s infinite ease-in-out;
}

.gradient-orb-1 {
    width: 600px;
    height: 600px;
    background: var(--gradient-1);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.gradient-orb-2 {
    width: 500px;
    height: 500px;
    background: var(--gradient-2);
    bottom: -200px;
    left: -200px;
    animation-delay: 5s;
}

.gradient-orb-3 {
    width: 400px;
    height: 400px;
    background: var(--gradient-3);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, -50px) scale(1.1); }
    50% { transform: translate(-50px, 50px) scale(0.9); }
    75% { transform: translate(30px, 30px) scale(1.05); }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    padding: 0 1rem;
}

@media (min-width: 769px) {
    .container {
        padding: 0 2rem;
    }
}

@media (min-width: 1240px) {
    .container {
        padding: 0;
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--dark) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text h1 span {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text p {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.secondary-button {
    background: transparent;
    color: var(--dark);
    padding: 0.75rem 2rem;
    border: 2px solid var(--dark);
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

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

.hero-stats {
    display: flex;
    gap: 3rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label {
    color: var(--gray);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.hero-visual {
    position: relative;
    animation: float-slow 6s infinite ease-in-out;
}

@keyframes float-slow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.phone-mockup {
    width: 100%;
    max-width: 400px;
    height: 600px;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    border-radius: 40px;
    padding: 20px;
    box-shadow: 
        0 50px 100px -20px rgba(0, 0, 0, 0.25),
        0 30px 60px -30px rgba(0, 0, 0, 0.3),
        inset 0 -2px 6px 0 rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 25px;
    overflow: hidden;
    position: relative;
}

.phone-content {
    padding: 30px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(180deg, #f8fafc 0%, #e2e8f0 100%);
}

.ai-avatar {
    width: 80px;
    height: 80px;
    background: var(--gradient-main);
    border-radius: 50%;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(139, 92, 246, 0.4); }
    70% { box-shadow: 0 0 0 20px rgba(139, 92, 246, 0); }
    100% { box-shadow: 0 0 0 0 rgba(139, 92, 246, 0); }
}

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

.message {
    padding: 15px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    animation: fadeInUp 0.5s ease;
}

.message.ai {
    background: white;
    align-self: flex-start;
    border-bottom-left-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.message.user {
    background: var(--gradient-main);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 5px;
}

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

/* How it Works Section */
.how-it-works {
    padding: 100px 2rem;
    background: var(--light-gray);
    position: relative;
    overflow: hidden;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(139, 92, 246, 0.1);
    color: var(--secondary);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--dark) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.step-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.step-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--gradient-main);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1.5rem;
}

.step-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.step-card p {
    color: var(--gray);
    line-height: 1.8;
}

/* Features Section */
.features {
    padding: 100px 2rem;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.feature-card {
    background: var(--light-gray);
    padding: 2.5rem;
    border-radius: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-main);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.feature-card:hover::before {
    transform: translateX(0);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.feature-card p {
    color: var(--gray);
    line-height: 1.8;
}

/* Pricing Section */
.pricing {
    padding: 100px 2rem;
    background: var(--light-gray);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.pricing-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    border: 2px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

.pricing-card.featured {
    background: var(--gradient-main);
    color: white;
    transform: scale(1.05);
    border: none;
}

.pricing-card.featured h3,
.pricing-card.featured p,
.pricing-card.featured .plan-price,
.pricing-card.featured .plan-description,
.pricing-card.featured li {
    color: white !important;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--secondary);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.plan-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.plan-price {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.plan-price span {
    font-size: 1rem;
    font-weight: 400;
    opacity: 0.7;
}

.plan-description {
    font-size: 0.9rem;
    opacity: 0.8;
    color: var(--gray);
}

.pricing-features {
    list-style: none;
    margin: 2rem 0;
    flex-grow: 1;
}

.pricing-features li {
    padding: 0.75rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--dark);
}

.pricing-features li::before {
    content: "✓";
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--primary);
    border-radius: 50%;
    font-weight: bold;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.pricing-card.featured .pricing-features li::before {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.pricing-cta {
    width: 100%;
    padding: 1rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    display: block;
    transition: all 0.3s ease;
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
    margin-top: auto;
}

.pricing-card.featured .pricing-cta {
    background: white;
    color: var(--secondary);
    border-color: white;
}

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

.pricing-card.featured .pricing-cta:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* FAQ Section */
.faq {
    padding: 100px 2rem;
    background: white;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
    margin-top: 4rem;
}

.faq-item {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 20px;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.faq-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.faq-question {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark);
}

.faq-answer {
    color: var(--gray);
    line-height: 1.8;
}

/* CTA Section */
.cta-section {
    padding: 100px 2rem;
    background: var(--gradient-main);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    animation: slide 20s linear infinite;
}

@keyframes slide {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-section .cta-button {
    background: white;
    color: var(--secondary);
    font-size: 1.1rem;
    padding: 1rem 3rem;
}

.cta-section .cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* Footer */
footer {
    background: var(--dark);
    color: white;
    padding: 50px 2rem 30px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    gap: 0.5rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.footer-links a {
    color: white;
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
}

/* Footer Social Media Icons */
.footer-social {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin: 2rem 0 1rem;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-icon:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: rgba(255, 255, 255, 0.2);
}

.social-icon svg {
    transition: transform 0.3s ease;
}

.social-icon:hover svg {
    transform: scale(1.1);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--dark);
    z-index: 1001;
    position: relative;
    width: 30px;
    height: 30px;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.mobile-menu-btn:hover {
    color: var(--primary);
    transform: scale(1.1);
}

/* Mobile Menu Styles */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
        padding: 80px 2rem 2rem;
        gap: 1.5rem;
        transition: right 0.3s ease-in-out;
        z-index: 1000;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
        border-left: 1px solid rgba(0, 0, 0, 0.05);
    }
    
    .nav-links.mobile-open {
        right: 0;
    }
    
    .nav-links li {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .nav-links a {
        width: 100%;
        padding: 1rem 0;
        font-size: 1.1rem;
        color: var(--dark);
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        display: block;
    }
    
    .nav-links a:hover {
        color: var(--primary);
        background: rgba(16, 185, 129, 0.05);
        padding-left: 1rem;
        border-radius: 8px;
    }
    
    .nav-links a.cta-button {
        background: var(--gradient-main);
        color: white !important;
        border-radius: 50px;
        padding: 1rem 2rem;
        text-align: center;
        margin-top: 1rem;
        border: none;
    }
    
    .nav-links a.cta-button:hover {
        transform: translateY(-2px);
        box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
        background: var(--gradient-main);
        padding: 1rem 2rem;
    }
    
    .mobile-menu-btn {
        display: flex;
        z-index: 1001;
    }
    
    /* Header adjustments when mobile menu is active */
    header.mobile-menu-active {
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    }
    
    /* Mobile Layout Optimizations */
    
    /* Reduce vertical spacing on mobile */
    .hero {
        padding: 100px 1rem 40px;
        min-height: auto;
    }
    
    .features,
    .how-it-works,
    .pricing,
    .faq,
    .cta-section {
        padding: 60px 1rem;
    }
    
    /* Hero optimizations */
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-text {
        order: 1;
    }
    
    .hero-visual {
        order: 2;
        margin-top: 0;
    }
    
    .hero-text h1 {
        font-size: clamp(2rem, 8vw, 2.8rem);
        margin-bottom: 1rem;
        line-height: 1.2;
    }
    
    .hero-text p {
        font-size: 1.1rem;
        margin-bottom: 1.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        margin-bottom: 2rem;
        gap: 0.75rem;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 2rem;
    }
    
    .phone-mockup {
        max-width: 280px;
        height: 420px;
        margin: 0 auto;
    }
    
    /* Grid optimizations for mobile */
    .steps-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 2.5rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.5rem;
        margin-top: 2.5rem;
    }
    
    .pricing-grid {
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
        margin-top: 2.5rem;
    }
    
    .pricing-card {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .pricing-card.featured {
        transform: scale(1);
        order: -1;
        border: 2px solid var(--primary);
        position: relative;
    }
    
    .pricing-card.featured::before {
        content: "⭐ Recommandé";
        position: absolute;
        top: -15px;
        left: 50%;
        transform: translateX(-50%);
        background: var(--primary);
        color: white;
        padding: 0.5rem 1rem;
        border-radius: 20px;
        font-size: 0.8rem;
        font-weight: 600;
        z-index: 10;
    }
    
    /* Card optimizations */
    .feature-card,
    .step-card,
    .pricing-card,
    .faq-item {
        padding: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .feature-card h3,
    .step-card h3 {
        font-size: 1.1rem;
        margin-bottom: 0.75rem;
    }
    
    .feature-card p,
    .step-card p {
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    .feature-icon,
    .step-number {
        width: 50px;
        height: 50px;
        margin-bottom: 1rem;
    }
    
    /* Section headers mobile optimization */
    .section-header {
        margin-bottom: 2.5rem;
    }
    
    .section-title {
        font-size: clamp(1.5rem, 6vw, 2.2rem);
        margin-bottom: 0.75rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .section-badge {
        font-size: 0.85rem;
        padding: 0.4rem 1.2rem;
    }
    
    /* Contact form mobile improvements */
    #contact-form {
        margin-top: 2.5rem;
    }
    
    .feature-card form {
        gap: 1.25rem;
    }
    
    .feature-card form > div[style*="grid"] {
        grid-template-columns: 1fr !important;
        gap: 1.25rem;
    }
    
    /* FAQ mobile optimization */
    .faq-container {
        margin-top: 2.5rem;
    }
    
    .faq-question {
        font-size: 1.1rem;
        margin-bottom: 0.75rem;
    }
    
    .faq-answer {
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    /* Demo section mobile optimization */
    .demo-conversation {
        font-size: 0.85rem !important;
    }
    
    .demo-conversation p {
        padding: 10px 12px !important;
        margin-bottom: 6px !important;
    }
    
    /* ROI Calculator mobile optimization */
    .roi-calculator {
        margin-top: 2.5rem !important;
        padding: 2rem !important;
    }
    
    .roi-calculator > div {
        grid-template-columns: 1fr !important;
        gap: 2rem !important;
    }
    
    .roi-calculator h3 {
        font-size: 1.3rem;
        margin-bottom: 1rem;
    }
    
    .roi-calculator input,
    .roi-calculator select {
        padding: 14px 16px;
        font-size: 16px;
    }
    
    #monthly-savings {
        font-size: 2.8rem !important;
    }
    
    #time-saved {
        font-size: 1.5rem !important;
    }
    
    /* CTA section mobile */
    .cta-section h2 {
        font-size: clamp(1.5rem, 6vw, 2.2rem);
    }
    
    .cta-section p {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    /* Footer mobile */
    footer {
        padding: 40px 1rem 25px;
    }
    
    .footer-links {
        gap: 1.5rem;
        margin: 1.5rem 0;
    }
    
    .footer-social {
        gap: 1.2rem;
        margin: 1.5rem 0 1rem;
    }
}

/* Scroll animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

/* Form Field Styles */
input[type="text"],
input[type="email"], 
input[type="tel"],
select,
textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
select:focus,
textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
    transform: translateY(-2px);
    outline: none;
}

/* Mobile Form Field Improvements */
@media (max-width: 768px) {
    input[type="text"],
    input[type="email"], 
    input[type="tel"],
    select,
    textarea {
        padding: 16px 20px;
        font-size: 16px;
        min-height: 48px;
        border-radius: 12px;
        border-width: 2px;
    }
    
    textarea {
        min-height: 120px;
        padding: 16px 20px;
    }
    
    select {
        padding: 16px 20px;
        min-height: 48px;
        background-position: right 16px center;
    }
    
    /* Form button improvements on mobile */
    .cta-button {
        min-height: 48px;
        padding: 16px 24px;
        font-size: 16px;
    }
}

/* Additional Mobile Optimizations for Better Horizontal Layout */
@media (max-width: 480px) {
    /* Ultra-compact for small screens */
    .hero {
        padding: 80px 1rem 30px;
    }
    
    .features,
    .how-it-works,
    .pricing,
    .faq,
    .cta-section {
        padding: 40px 1rem;
    }
    
    .hero-stats {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
        justify-items: center;
    }
    
    .stat-item {
        text-align: center;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    /* Pricing cards stacked vertically - no horizontal scroll */
    .pricing-grid {
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .pricing-card {
        width: 100%;
        max-width: 350px;
        margin: 0 auto;
        padding: 1.25rem;
    }
    
    .pricing-card.featured {
        order: -1;
        border: 3px solid var(--primary);
        box-shadow: 0 10px 30px rgba(16, 185, 129, 0.2);
        position: relative;
    }
    
    .pricing-card.featured::before {
        content: "⭐ Recommandé";
        position: absolute;
        top: -15px;
        left: 50%;
        transform: translateX(-50%);
        background: var(--primary);
        color: white;
        padding: 0.5rem 1rem;
        border-radius: 20px;
        font-size: 0.8rem;
        font-weight: 600;
        z-index: 10;
    }
    
    /* Compact pricing content on small screens */
    .plan-price {
        font-size: 2.2rem;
    }
    
    .pricing-features li {
        padding: 0.4rem 0;
        font-size: 0.85rem;
    }
    
    .pricing-cta {
        padding: 0.8rem;
        font-size: 0.9rem;
    }
    
    /* More compact demo conversations */
    .demo-conversation {
        max-height: 200px;
        overflow-y: auto;
    }
}

/* Tablet optimizations */
@media (min-width: 769px) and (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .hero-content {
        gap: 3rem;
    }
    
    .features,
    .how-it-works,
    .pricing,
    .faq {
        padding: 80px 2rem;
    }
}