/* Reset & Base Styles */
:root {
    --primary: #4361ee;
    --primary-dark: #3a56d4;
    --secondary: #3f37c9;
    --accent: #4895ef;
    --dark: #1b263b;
    --darker: #0d1b2a;
    --light: #f8f9fa;
    --lighter: #ffffff;
    --gray: #6c757d;
    --gray-light: #e9ecef;
    
    --primary-gradient: linear-gradient(135deg, #4361ee 0%, #3f37c9 100%);
    --secondary-gradient: linear-gradient(135deg, #4895ef 0%, #4cc9f0 100%);
    --accent-gradient: linear-gradient(135deg, #f72585 0%, #b5179e 100%);
    --dark-gradient: linear-gradient(135deg, #1b263b 0%, #0d1b2a 100%);
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    gap: 0.5rem;
}

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

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--dark);
    border: 1px solid rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(67, 97, 238, 0.3);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--dark);
    border: 2px solid var(--gray-light);
}

.btn-outline:hover {
    border-color: var(--primary);
    background: rgba(67, 97, 238, 0.05);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
}

.logo-icon {
    width: 2.25rem;
    height: 2.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-text {
    background: linear-gradient(135deg, #007bff 0%, #00c851 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--gray);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -0.25rem;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--dark);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 1.5rem;
    height: 2px;
    background: var(--dark);
    transition: var(--transition);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    padding: 7rem 0 5rem;
    background: var(--primary-gradient);
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
}

.orb-1 {
    width: 25rem;
    height: 25rem;
    background: var(--accent-gradient);
    top: -12.5rem;
    left: -12.5rem;
    animation: float 8s ease-in-out infinite;
}

.orb-2 {
    width: 18.75rem;
    height: 18.75rem;
    background: var(--secondary-gradient);
    top: 50%;
    right: -9.375rem;
    animation: float 10s ease-in-out infinite reverse;
}

.orb-3 {
    width: 12.5rem;
    height: 12.5rem;
    background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
    bottom: -6.25rem;
    left: 50%;
    transform: translateX(-50%);
    animation: float 7s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-1.25rem) rotate(5deg); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.hero-text {
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-2xl);
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: white;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    color: white;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #ffd89b 0%, #19547b 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    max-width: 31.25rem;
}

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

.hero-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: white;
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 0.25rem;
}

.hero-visual {
    position: relative;
    height: 25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-2xl);
    max-height: 100%;
    object-fit: contain;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    box-shadow: var(--shadow-2xl);
    transition: var(--transition);
    z-index: 2;
}

.card-1 {
    top: 0;
    left: 0;
    width: 12.5rem;
    animation: float 6s ease-in-out infinite;
}

.card-3 {
    bottom: 0;
    right: 0;
    width: 12.5rem;
    animation: float 8s ease-in-out infinite reverse;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.card-dots {
    display: flex;
    gap: 0.25rem;
}

.card-dots span {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
}

.card-dots span:nth-child(1) { background: #ff5f56; }
.card-dots span:nth-child(2) { background: #ffbd2e; }
.card-dots span:nth-child(3) { background: #27ca3f; }

.card-content {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.code-line {
    display: flex;
    gap: 0.5rem;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.75rem;
}

.code-key {
    color: #d73a49;
    font-weight: 600;
}

.code-value {
    color: #032f62;
}

/* Trust Badges */
.trust-badges {
    padding: 3rem 0;
    background: var(--light);
}

.trust-title {
    text-align: center;
    color: var(--gray);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.trust-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.trust-logos span {
    color: var(--gray);
    font-weight: 600;
    opacity: 0.7;
    transition: var(--transition);
}

.trust-logos span:hover {
    opacity: 1;
}

/* Workflow Section */
.workflow-section {
    padding: 5rem 0;
    background: white;
}

.workflow-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.step {
    text-align: center;
    padding: 2rem;
    border-radius: var(--radius-lg);
    background: var(--light);
    transition: var(--transition);
}

.step:hover {
    transform: translateY(-0.5rem);
    box-shadow: var(--shadow-md);
}

.step-number {
    width: 3rem;
    height: 3rem;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.step p {
    color: var(--gray);
    font-size: 0.9375rem;
}

/* Features Section */
.features-section {
    padding: 5rem 0;
    background: var(--light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: white;
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 0.25rem;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: var(--transition);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-0.5rem);
    box-shadow: var(--shadow-lg);
    border-color: rgba(67, 97, 238, 0.2);
}

.feature-icon {
    width: 4rem;
    height: 4rem;
    background: var(--light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary);
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background: var(--primary-gradient);
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

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

/* Demo Section */
.demo-section {
    padding: 5rem 0;
    background: white;
}

.demo-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.demo-text {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.demo-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin: 1.5rem 0;
}

.demo-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.demo-features li::before {
    content: '✓';
    color: var(--primary);
    font-weight: bold;
}

.demo-video {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.video-placeholder {
    position: relative;
    aspect-ratio: 16/9;
}

.video-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 4rem;
    height: 4rem;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.play-button:hover {
    transform: translate(-50%, -50%) scale(1.1);
    background: white;
}

.play-button svg {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--primary);
}

/* Pricing Section */
.pricing-section {
    padding: 5rem 0;
    background: var(--light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: white;
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.popular-badge {
    position: absolute;
    top: -0.75rem;
    right: 2.5rem;
    background: var(--accent-gradient);
    color: white;
    padding: 0.25rem 1rem;
    border-radius: var(--radius-lg);
    font-size: 0.75rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.price {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.price span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray);
}

.pricing-card p {
    color: var(--gray);
    margin-bottom: 1.5rem;
}

.pricing-card ul {
    margin-bottom: 2rem;
    flex-grow: 1;
}

.pricing-card ul li {
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pricing-card ul li::before {
    content: '✓';
    color: var(--primary);
    font-weight: bold;
}

.pricing-footer {
    text-align: center;
    margin-top: 3rem;
    color: var(--gray);
}

/* Testimonials Section */
.testimonials-section {
    padding: 5rem 0;
    background: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: var(--light);
    border-radius: var(--radius-xl);
    padding: 2rem;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.testimonial-card:hover {
    transform: translateY(-0.5rem);
    box-shadow: var(--shadow-md);
}

.testimonial-content p {
    font-style: italic;
    color: var(--dark);
    position: relative;
}

.testimonial-content p::before,
.testimonial-content p::after {
    content: '"';
    color: var(--gray-light);
    font-size: 2rem;
    line-height: 0;
}

.testimonial-content p::before {
    vertical-align: -0.5rem;
    margin-right: 0.25rem;
}

.testimonial-content p::after {
    vertical-align: -0.5rem;
    margin-left: 0.25rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: auto;
}

.author-avatar {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    overflow: hidden;
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.author-info p {
    font-size: 0.875rem;
    color: var(--gray);
    margin-bottom: 0;
}

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
    background: var(--light);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.faq-card {
    background: white;
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
}

.faq-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}

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

.faq-card p {
    color: var(--gray);
}

.faq-cta {
    text-align: center;
    margin-top: 3rem;
    color: var(--gray);
}

/* About Section */
.about-section {
    padding: 5rem 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.about-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 14px;
    border-radius: 6px;
    line-height: 1.25;
    transition: all 0.2s ease;
    text-align: center;
}

/* Style pour le bouton small primary */
.btn-primary.btn-sm {
    background: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%);
    color: white;
}

.btn-primary.btn-sm:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 5px rgba(67, 97, 238, 0.3);
}

/* Style pour le bouton small secondary */
.btn-secondary.btn-sm {
    background: white;
    color: #4361ee;
    border: 1px solid #e2e8f0;
}

.btn-secondary.btn-sm:hover {
    background: #f8fafc;
    border-color: #cbd5e0;
}

.about-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: var(--dark-gradient);
    position: relative;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.orb-4 {
    width: 31.25rem;
    height: 31.25rem;
    background: var(--primary-gradient);
    top: -15.625rem;
    left: -15.625rem;
    animation: float 10s ease-in-out infinite;
}

.orb-5 {
    width: 18.75rem;
    height: 18.75rem;
    background: var(--accent-gradient);
    bottom: -9.375rem;
    right: -9.375rem;
    animation: float 12s ease-in-out infinite reverse;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.cta-title {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 800;
    color: white;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.cta-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2.5rem;
    max-width: 37.5rem;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Contact Section */
.contact-section {
    padding: 5rem 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    margin-top: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-card {
    background: var(--light);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

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

.info-card p {
    color: var(--gray);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: var(--primary);
    font-weight: 500;
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--secondary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 500;
    color: var(--dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 8rem;
}

/* Footer */
.footer {
    background: var(--darker);
    color: white;
    padding: 5rem 0 2.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: white;
}

.footer-section ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-section a:hover {
    color: white;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    max-width: 18.75rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
}

.footer-legal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-legal p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content,
    .demo-content,
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .workflow-steps {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid,
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .demo-text,
    .about-text {
        text-align: center;
    }
    
    .demo-features,
    .about-stats {
        align-items: center;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 5rem;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .workflow-steps,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        height: auto;
        min-height: 18.75rem;
    }
    
    .floating-card {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle,
    .cta-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .section-header {
        text-align: left;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 1.1rem;
        text-align: left;
    }
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--text-primary);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Styles pour le menu mobile */
.nav-menu {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: white;
    padding: 1rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    z-index: 1000;
}

.nav-menu.active {
    display: flex;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #333;
    margin: 5px 0;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-menu.active {
        display: flex;
    }
}