:root {
    --primary: #e31e25;
    --primary-dark: #c20c12;
    --primary-light: #f8d7d8;
    --secondary: #00853f;
    --secondary-dark: #006b31;
    --dark: #1e293b;
    --darker: #0f172a;
    --light: #f8fafc;
    --gray: #64748b;
    --gray-light: #e2e8f0;
    --success: #10b981;
    --radius: 8px;
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.3;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background-color: white;
    box-shadow: var(--shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.logo-img {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
}

/* Navigation */
nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

nav a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition);
}

nav a:hover {
    color: var(--primary);
}

.nav-cta {
    background-color: var(--primary);
    color: white;
    padding: 10px 20px;
    border-radius: 30px;
    transition: var(--transition);
}

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

/* Hero Section */
.hero {
    padding: 150px 0 80px;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1603712610494-7b435aefc42f?ixlib=rb-4.0.3&auto=format&fit=crop&w=2000&q=80');
    background-size: cover;
    background-position: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    color: white;
}

h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: white;
}

.highlight {
    color: var(--primary);
    position: relative;
    display: inline-block;
}

.subtitle {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto 40px;
    color: white;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 16px 40px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 18px;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow);
    margin: 10px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(227, 30, 37, 0.3);
}

.cta-button.secondary {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
}

.cta-button.secondary:hover {
    box-shadow: 0 10px 20px rgba(0, 133, 63, 0.3);
}

/* Audit Explanation Section */
.audit-explanation {
    padding: 80px 0;
    background-color: white;
}

.audit-content {
    max-width: 900px;
    margin: 0 auto;
}

.audit-content h2 {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 20px;
}

.audit-content h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    border-radius: 2px;
}

.audit-text {
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.audit-details {
    background-color: var(--primary-light);
    padding: 30px;
    border-radius: var(--radius);
    margin: 40px 0;
}

.audit-details h3 {
    color: var(--primary-dark);
    margin-bottom: 20px;
}

.audit-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.audit-step {
    background: white;
    padding: 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
    opacity: 1;
    transform: translateY(0);
}

.step-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 24px;
    color: var(--primary);
}

/* Image Section */
.image-section {
    padding: 60px 0;
    background-color: var(--light);
}

.image-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.image-card {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    position: relative;
    height: 250px;
}

.image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.image-card:hover img {
    transform: scale(1.05);
}

.image-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 15px;
    transform: translateY(100%);
    transition: var(--transition);
}

.image-card:hover .image-caption {
    transform: translateY(0);
}

/* Video Section */
.video-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
    padding-bottom: 20px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    border-radius: 2px;
}

.video-container {
    margin: 40px auto;
    max-width: 900px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    position: relative;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* Form Section */
.form-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.form-container {
    display: flex;
    max-width: 1000px;
    margin: 0 auto;
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.form-content {
    flex: 1;
    padding: 40px;
    background: linear-gradient(135deg, var(--primary-light) 0%, #f8d7d8 100%);
    color: var(--darker);
}

.form-content h3 {
    margin-bottom: 20px;
    font-size: 1.8rem;
    color: var(--primary-dark);
}

.benefits-list {
    list-style: none;
    margin-top: 30px;
}

.benefits-list li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.benefits-list i {
    color: var(--success);
    margin-right: 10px;
    font-size: 20px;
}

.form {
    flex: 1;
    padding: 40px;
}

.form-title {
    margin-bottom: 30px;
    color: var(--dark);
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
}

input, select, textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius);
    font-size: 16px;
    transition: var(--transition);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(227, 30, 37, 0.1);
}

button[type="submit"] {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 10px;
}

button[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(227, 30, 37, 0.3);
}

/* Confirmation Message */
.confirmation-message {
    display: none;
    background: var(--success);
    color: white;
    padding: 20px;
    border-radius: var(--radius);
    text-align: center;
    margin-top: 20px;
}

.form-section:target .confirmation-message {
    display: block;
}

.form-section:target #lead-form {
    display: none;
}

/* Services Section */
.services {
    padding: 80px 0;
    background-color: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background: var(--light);
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
    border-top: 4px solid var(--primary);
    opacity: 1;
    transform: translateY(0);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px -5px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-light) 0%, #f8d7d8 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 30px;
    color: var(--primary);
}

/* Carousel Section */
.carousel-section {
    padding: 80px 0;
    background-color: white;
}

.carousel {
    position: relative;
    max-width: 900px;
    margin: 40px auto 0;
    overflow: hidden;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.carousel-slides {
    display: flex;
    transition: transform 0.5s ease;
}

.carousel-slide {
    min-width: 100%;
    position: relative;
}

.carousel-slide img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    display: block;
}

.slide-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 20px;
    text-align: center;
}

.carousel-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 15px;
    cursor: pointer;
    font-size: 24px;
    z-index: 10;
    transition: var(--transition);
}

.carousel-control:hover {
    background: rgba(0, 0, 0, 0.8);
}

.carousel-control.prev {
    left: 0;
    border-radius: 0 var(--radius) var(--radius) 0;
}

.carousel-control.next {
    right: 0;
    border-radius: var(--radius) 0 0 var(--radius);
}

.carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.carousel-indicators .indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.carousel-indicators .indicator.active {
    background: white;
    transform: scale(1.2);
}

/* Testimonials */
.testimonials {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.testimonial-card {
    background: white;
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: relative;
    opacity: 1;
    transform: translateY(0);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 60px;
    color: var(--primary-light);
    font-family: serif;
    line-height: 1;
}

.testimonial-text {
    margin-bottom: 20px;
    font-style: italic;
    color: var(--gray);
}

.testimonial-author {
    display: flex;
    align-items: center;
    margin-top: 20px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--gray-light);
    margin-right: 15px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--primary);
}

.author-details h4 {
    margin-bottom: 5px;
    font-size: 18px;
}

.author-details p {
    color: var(--gray);
    font-size: 14px;
}

/* Brands Section */
.brands {
    padding: 60px 0;
    background-color: white;
    text-align: center;
}

.brands-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
    margin-top: 40px;
}

.brand-item {
    font-size: 24px;
    font-weight: bold;
    color: var(--gray);
    opacity: 0.7;
    transition: var(--transition);
    opacity: 1;
    transform: translateY(0);
}

.brand-item:hover {
    opacity: 1;
    color: var(--primary);
}

/* Footer */
footer {
    background-color: var(--darker);
    color: white;
    padding: 60px 0 30px;
}

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

.footer-column h3 {
    margin-bottom: 20px;
    font-size: 20px;
    position: relative;
    padding-bottom: 10px;
    color: white;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--primary);
}

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

.footer-links li {
    margin-bottom: 12px;
}

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

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
}

.footer-newsletter {
    display: flex;
    margin-top: 15px;
}

.footer-newsletter input {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: var(--radius) 0 0 var(--radius);
}

.footer-newsletter button {
    padding: 12px 15px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 0 var(--radius) var(--radius) 0;
    cursor: pointer;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray-light);
    font-size: 14px;
}

/* Animation simplifiée sans JS */
.fade-in {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* Responsive Design */
@media (max-width: 992px) {
    .form-container {
        flex-direction: column;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    .audit-steps {
        grid-template-columns: 1fr;
    }
    
    .image-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    nav ul {
        display: none;
    }
    
    h1 {
        font-size: 2.2rem;
    }
    
    .hero {
        padding: 130px 0 60px;
    }
    
    .cta-button {
        display: block;
        margin: 10px auto;
    }
    
    .services-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .brands-grid {
        gap: 20px;
    }
    
    .brand-item {
        font-size: 18px;
    }
    
    .carousel-slide img {
        height: 300px;
    }
    
    .carousel-control {
        padding: 10px;
        font-size: 18px;
    }
    
    .footer-newsletter {
        flex-direction: column;
    }
    
    .footer-newsletter input {
        border-radius: var(--radius);
        margin-bottom: 10px;
    }
    
    .footer-newsletter button {
        border-radius: var(--radius);
        width: 100%;
    }
}