.navbar {
    transition: all 0.3s ease;
    background: var(--navbar-bg);
    backdrop-filter: blur(10px);
}

.navbar.scrolled {
    /* padding: 0.5rem 1rem; */
}

/* Hero section */
.hero {
    position: relative;
    height: 100vh;
    overflow: hidden;
}

.hero video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translateX(-50%) translateY(-50%);
    object-fit: cover;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--overlay-dark);
    z-index: 1;
}

.hero::before {
    /* deuxième superposition */
    background: var(--overlay-black);
}

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

/* Features section */
.feature-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    transition: transform 0.3s ease;
    border-radius: 8px;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px var(--shadow-strong);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary);
}

/* Pricing section */
.pricing-card {
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px var(--shadow-medium);
}

.pricing-card.featured {
    border: 2px solid var(--primary);
}

/* Testimonials */
.testimonial-card {
    border-radius: 8px;
    background: var(--white);
    box-shadow: 0 2px 8px var(--shadow-light);
    transition: transform 0.2s ease;
    padding: 2rem;
    margin: 1rem 0;
}

.testimonial-card:hover {
    transform: translateY(-5px);
}

/* FAQ */
.accordion-button:not(.collapsed) {
    background-color: var(--primary);
    color: var(--white);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    padding: 4rem 0;
}

/* Footer */
.footer {
    background: var(--footer-bg);
    color: var(--white);
    padding: 4rem 0 2rem;
}

/* Light sections */
.section-dark {
    background-color: var(--white);
    color: var(--gray-dark);
}

.section-dark-accent {
    background-color: var(--light-bg);
    color: var(--gray-dark);
}

/* Modern gradient overlays */
.gradient-overlay {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
}

/* Add this to the existing <style> section */
.rounded-circle i {
    color: var(--white);
}

.pattern-overlay {
    /* On laisse l'URL intacte, le motif utilise déjà la couleur embedded */
    background-image: 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='%239C92AC' 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");
}

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

.animate-fade-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* Smooth transitions */
.feature-card,
.pricing-card,
.btn {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Modern hover effects */
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px var(--btn-hover-shadow);
}