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

:root {
    --primary-blue: #1cadff;
    --black: #000000;
    --white: #FFFFFF;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    color: var(--black);
    overflow-x: hidden;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Lilita One', cursive;
    font-weight: 400;
    line-height: 1.2;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.95);
    padding: 1.5rem 5%;
    z-index: 1000;
    transition: all 0.3s ease;
}

nav.scrolled {
    background: rgba(0, 0, 0, 0.98);
    padding: 0.8rem 5%;
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

nav .logo {
    height: 80px;
    transition: all 0.3s ease;
}

nav.scrolled .logo {
    height: 50px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

nav.scrolled a {
    font-size: 1rem;
}

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

/* Hero Section */
.hero {
    height: 100vh;
    background: url('images/optimised/nettoyage_desinfection.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(28, 173, 255, 0.7);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    padding: 2rem;
    animation: fadeInUp 1s ease;
}

.hero h1 {
    font-size: 7rem;
    margin-bottom: 1rem;
    letter-spacing: 2px;
}

.hero .tagline {
    font-size: 3rem;
    font-weight: 300;
    margin-bottom: 2rem;
    font-style: italic;
}

.hero .subtitle {
    font-size: 1.8rem;
    margin-bottom: 3rem;
    font-weight: 300;
}

.cta-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1.5rem 3rem;
    font-size: 1.3rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 0;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 2px;
    display: inline-block;
    border: 3px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary-blue);
    color: var(--white);
    border-color: var(--primary-blue);
}

.btn-primary:hover {
    background: var(--white);
    color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.btn-secondary {
    background: var(--black);
    color: var(--white);
    border-color: var(--black);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--black);
    border-color: var(--black);
}

/* Section Styles */
section {
    padding: 8rem 5%;
    position: relative;
}

.section-title {
    font-size: 4.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--black);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-subtitle {
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 5rem;
    color: var(--primary-blue);
    font-weight: 300;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

/* Traçabilité Section - MISE EN AVANT */
.tracabilite {
    background: var(--primary-blue);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.tracabilite::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.tracabilite .section-title {
    color: var(--white);
    font-size: 5rem;
}

.tracabilite .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 2rem;
}

.tracabilite-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.tracabilite-text {
    font-size: 1.5rem;
    line-height: 1.8;
}

.tracabilite-text h3 {
    font-size: 3rem;
    margin-bottom: 2rem;
}

.tracabilite-text ul {
    list-style: none;
    margin-top: 2rem;
}

.tracabilite-text li {
    padding: 0.4rem 0;
    padding-left: 2.5rem;
    position: relative;
    font-size: 1.3rem;
    line-height: 1.5;
}

.tracabilite-text li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0.4rem;
    color: var(--white);
    font-weight: bold;
    font-size: 1.5rem;
}

.tracabilite-image {
    text-align: center;
}

.tracabilite-image img {
    max-width: 100%;
    border-radius: 0;
    border: 3px solid var(--white);
}

/* Professionnels Only Banner */
.pro-only {
    background: var(--black);
    color: var(--white);
    text-align: center;
    padding: 4rem 5%;
    overflow-x: hidden;
}

.pro-only h2 {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--primary-blue);
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.pro-only p {
    font-size: 1.8rem;
    font-weight: 300;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* Values Section */
.values {
    background: var(--white);
}

.values-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
    margin-bottom: 5rem;
}

.values-intro-logo {
    text-align: center;
}

.values-intro-logo img {
    max-width: 100%;
    height: auto;
}

.values-intro-text h2 {
    text-align: left;
    margin-bottom: 2rem;
}

.values-intro-text p {
    text-align: left;
    font-size: 1.5rem;
    line-height: 1.8;
}

.values-intro-text .phone-number {
    margin-top: 2rem;
    font-size: 4rem;
    font-weight: 700;
    font-family: 'Lilita One', cursive;
}

.values-intro-text .phone-number a {
    color: var(--black);
    text-decoration: none;
    transition: color 0.3s ease;
}

.values-intro-text .phone-number a:hover {
    color: var(--primary-blue);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.value-card {
    background: var(--white);
    padding: 3rem;
    border-radius: 0;
    border: 3px solid var(--black);
    transition: all 0.3s ease;
    text-align: center;
}

.value-card:hover {
    background: var(--primary-blue);
    color: var(--white);
    border-color: var(--primary-blue);
}

.value-card:hover h3 {
    color: var(--white);
}

.value-card h3 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    color: var(--black);
}

.value-card p {
    font-size: 1.3rem;
    line-height: 1.8;
    color: var(--black);
}


/* Parallax Section */
.parallax {
    height: 60vh;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.parallax::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(28, 173, 255, 0.6);
}

.parallax-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: 2rem;
}

.parallax h2 {
    font-size: 5rem;
}

.parallax-1 {
    background-image: url('images/optimised/vetements_professionnels.jpg');
}

.parallax-2 {
    background-image: url('images/optimised/nettoyage_desinfection.jpg');
}

/* Clients Section */
.clients {
    background: var(--white);
}

.clients-intro {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
    color: var(--primary-blue);
    font-weight: 700;
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    align-items: center;
    justify-items: center;
}

.client-logo {
    width: 180px;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: var(--white);
    border-radius: 0;
    border: 2px solid var(--primary-blue);
    transition: all 0.3s ease;
    filter: grayscale(100%);
}

.client-logo:hover {
    transform: scale(1.15);
    filter: grayscale(0%);
}

.client-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* Services Section */
.services {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.service-card {
    background: var(--white);
    border-radius: 0;
    overflow: hidden;
    border: 3px solid var(--primary-blue);
    transition: all 0.3s ease;
}

.service-card:hover {
    border-color: var(--black);
}

.service-image {
    height: 250px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.service-card:hover .service-image img {
    transform: scale(1.1);
}

.service-content {
    padding: 2.5rem;
}

.service-content h3 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-blue);
}

.service-content p {
    font-size: 1.3rem;
    line-height: 1.8;
    color: var(--black);
}

/* Contact Section */
.contact {
    background: var(--black);
    color: var(--white);
}

.contact .section-title {
    color: var(--white);
}

.contact .section-subtitle {
    color: var(--primary-blue);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}

.contact-info {
    font-size: 1.4rem;
}

.contact-info h3 {
    font-size: 3rem;
    margin-bottom: 2rem;
    color: var(--primary-blue);
}

.contact-item {
    margin-bottom: 2.5rem;
    padding-left: 3rem;
    position: relative;
}

.contact-item::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-size: 2rem;
    font-weight: bold;
}

.contact-item h4 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: var(--primary-blue);
}

.contact-item a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--primary-blue);
}

.contact-form {
    background: rgba(255, 255, 255, 0.05);
    padding: 3rem;
    border-radius: 0;
    border: 2px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: 2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-blue);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1.2rem;
    font-size: 1.1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 0;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    transition: all 0.3s ease;
    font-family: 'Roboto', sans-serif;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.recaptcha-container {
    margin: 2rem 0;
    display: flex;
    justify-content: center;
}

.submit-btn {
    width: 100%;
    padding: 1.5rem;
    font-size: 1.4rem;
    font-weight: 700;
    background: var(--primary-blue);
    color: var(--white);
    border: 3px solid var(--primary-blue);
    border-radius: 0;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.submit-btn:hover {
    background: var(--white);
    color: var(--primary-blue);
    border-color: var(--primary-blue);
}

/* Footer */
footer {
    background: var(--black);
    color: var(--white);
    text-align: center;
    padding: 3rem 5%;
    border-top: 3px solid var(--primary-blue);
}

footer p {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

footer .footer-links {
    margin-top: 2rem;
}

footer .footer-links a {
    color: var(--primary-blue);
    text-decoration: none;
    margin: 0 1rem;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 2rem;
    cursor: pointer;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 5rem;
    }
    
    .hero .tagline {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 3.5rem;
    }
    
    .tracabilite-content,
    .contact-container,
    .values-intro {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    nav ul {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero h1 {
        font-size: 3.5rem;
    }
    
    .hero .tagline {
        font-size: 1.8rem;
    }
    
    .hero .subtitle {
        font-size: 1.3rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .section-subtitle {
        font-size: 1.3rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn {
        padding: 1.2rem 2rem;
        font-size: 1.1rem;
    }
    
    section {
        padding: 4rem 5%;
    }
    
    .parallax h2 {
        font-size: 3rem;
    }
    
    .clients-intro {
        font-size: 1.8rem;
    }
    
    .pro-only h2 {
        font-size: 2rem;
    }
    
    .pro-only p {
        font-size: 1.2rem;
    }
    
    .clients-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .client-logo {
        width: 140px;
        height: 140px;
        padding: 1rem;
    }
}

/* Success Message */
.success-message {
    display: none;
    background: var(--primary-blue);
    color: var(--white);
    padding: 1.5rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    text-align: center;
    font-size: 1.2rem;
}

.success-message.show {
    display: block;
    animation: fadeInUp 0.5s ease;
}