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

        :root {
            --anthracite: #293030;
            --petrol: #294443;
            --coral: #E26C59;
            --beige: #C9AE9E;
            --cream: #F6F2EA;
            --white: #FFFFFF;
        }

        body {
            font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            color: var(--anthracite);
            line-height: 1.6;
            overflow-x: hidden;
        }
        
        title {
            color: var(--petrol);
            
        }

        h1, h2, h3 {
            font-family: 'Playfair Display', serif;
            color: var(--petrol);
            font-weight: 700;
            line-height: 1.2;
        }

        /* Navigation */
        nav {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(246, 242, 234, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            padding: 1.5rem 5%;
            border-bottom: 1px solid rgba(41, 48, 48, 0.1);
        }

        .nav-container {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            gap: 2.5rem;
        }   

        .logo {
            font-family: 'Playfair Display', serif;
            font-size: 2rem;
            color: var(--petrol);
            font-weight: 700;
            text-decoration: none;
        }

        .nav-links {
            display: flex;
            gap: 1.8rem;
            list-style: none;
            align-items: center;
            flex: 1;
            justify-content: flex-end;
            margin-right: 1.5rem;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--anthracite);
            font-size: 1.05rem;
            font-weight: 500;
            transition: color 0.3s;
            letter-spacing: 0.3px;
        }

        .nav-links a:hover {
            color: var(--coral);
        }

        .cta-nav {
            background: var(--petrol);
            color: white;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            font-size: 1.05rem;
            font-weight: 500;
            font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            transition: all 0.3s;
        }

        .cta-nav:hover {
            background: var(--anthracite);
            transform: translateY(-2px);
        }

        /* Hero Section */
        .hero {
            background: var(--cream);
            min-height: 100vh;
            display: grid;
            grid-template-columns: 1fr 1fr;
            align-items: center;
            padding: 0 5%;
            margin-top: 80px;
            gap: 4rem;
        }

        .hero-content {
            max-width: 600px;
        }

        .hero h1 {
            font-size: 4rem;
            margin-bottom: 1.5rem;
            color: var(--anthracite);
        }

        .hero-subtitle {
            font-size: 1.4rem;
            color: var(--petrol);
            margin-bottom: 2rem;
            line-height: 1.5;
        }

        .hero-description {
            font-size: 1.1rem;
            color: var(--anthracite);
            opacity: 0.8;
            margin-bottom: 2.5rem;
        }

        .hero-cta {
            display: flex;
            gap: 1.5rem;
        }

        .btn-primary {
            background: var(--petrol);
            color: white;
            padding: 1rem 2.5rem;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            font-size: 1.1rem;
            transition: all 0.3s;
            text-decoration: none;
            display: inline-block;
        }

        .btn-primary:hover {
            background: var(--anthracite);
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(226, 108, 89, 0.3);
        }

        .btn-secondary {
            background: transparent;
            color: var(--anthracite);
            padding: 1rem 2.5rem;
            border-radius: 50px;
            border: 2px solid var(--anthracite);
            cursor: pointer;
            font-size: 1.1rem;
            transition: all 0.3s;
            text-decoration: none;
            display: inline-block;
        }

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

        .hero-image {
            width: 100%;
            height: 600px;
            border-radius: 20px;
            overflow: hidden;
            background: var(--beige);
            position: relative;
        }

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

        /* Problem Section */
        .problem-section {
            background: var(--cream);
            color: var(--anthracite);
            padding: 8rem 5%;
        }

        .section-container {
            max-width: 1200px;
            margin: 0 auto;
        }

        .section-title {
            font-size: 3rem;
            margin-bottom: 3rem;
            text-align: center;
        }

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

        .stat-card {
            text-align: center;
            padding: 2rem;
        }

        .stat-number {
            font-size: 3.5rem;
            font-family: 'Playfair Display', serif;
            color: var(--petrol);
            margin-bottom: 1rem;
        }

        .stat-label {
            font-size: 1.1rem;
            opacity: 0.9;
        }

        .problem-text {
            font-size: 1.3rem;
            line-height: 1.8;
            text-align: center;
            max-width: 900px;
            margin: 3rem auto 0;
            opacity: 0.95;
        }
        
        .source-text { 
            font-size: 0.5rem;
            padding : 3rem;
        
        }

        /* Solution Section */
        .solution-section {
            padding: 8rem 5%;
            background: var(--cream);
        }

        .solution-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 5rem;
            align-items: center;
            margin-top: 4rem;
        }

        .solution-image {
            width: 60%; 
            height: 400px;
            border-radius: 20px;
            overflow: hidden;
            margin: 0 auto; 
        }

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

        .solution-content h3 {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            color: var(--petrol);
        }

        .solution-content p {
            font-size: 1.15rem;
            line-height: 1.8;
            margin-bottom: 1.5rem;
            color: var(--anthracite);
        }

        .feature-list {
            list-style: none;
            margin-top: 2rem;
        }

        .feature-list li {
            padding: 1rem 0;
            font-size: 1.1rem;
            padding-left: 2rem;
            position: relative;
        }

        .feature-list li:before {
            content: "○";
            position: absolute;
            left: 0;
            color: var(--petrol);
            font-size: 1.5rem;
        }

        /* How it Works */
        .how-section {
            padding: 8rem 5%;
            background: var(--cream);
        }

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

        .step-card {
            text-align: center;
            padding: 2rem;
        }

        .step-number {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: var(--petrol);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            font-family: 'Playfair Display', serif;
            margin: 0 auto 2rem;
        }

        .step-card h3 {
            font-size: 1.8rem;
            margin-bottom: 1rem;
            color: var(--petrol);
        }

        .step-card p {
            font-size: 1.1rem;
            line-height: 1.6;
            color: var(--anthracite);
            opacity: 0.8;
        }

        /* Technology Section */
        .tech-section {
            padding: 8rem 5%;
            background: var(--cream);
            color: var(--athracite);
        }

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

        .tech-card {
            background: rgba(255, 255, 255, 0.05);
            padding: 3rem;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .tech-card h3 {
            font-size: 2rem;
            margin-bottom: 1.5rem;
            color: var(--petrol);
        }

        .tech-card p {
            font-size: 1.1rem;
            line-height: 1.8;
            opacity: 0.9;
        }

        /* Vision Section */
        .vision-section {
            padding: 8rem 5%;
            background: var(--cream);
            text-align: center;
        }

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

        .vision-content p {
            font-size: 1.4rem;
            line-height: 1.9;
            margin-bottom: 2rem;
            color: var(--petrol);
        }

        .vision-highlight {
            font-size: 1.8rem;
            font-family: 'Playfair Display', serif;
            color: var(--petrol);
            margin-top: 3rem;
        }

        /* Early Access Section */
        .early-access {
            padding: 8rem 5%;
            background: var(--cream);
            color: var(--anthracite);
            text-align: center;
        }

        .early-access h2 {
            font-size: 3.5rem;
            margin-bottom: 2rem;
        }

        .early-access p {
            font-size: 1.3rem;
            margin-bottom: 3rem;
            opacity: 0.95;
        }

        .email-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            gap: 1rem;
        }

        .email-input {
            flex: 1;
            padding: 1.2rem 2rem;
            border-radius: 50px;
            border: none;
            font-size: 1.1rem;
        }

        .email-submit {
            background: var(--anthracite);
            color: white;
            padding: 1.2rem 3rem;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            font-size: 1.1rem;
            transition: all 0.3s;
            white-space: nowrap;
        }

        .email-submit:hover {
            background: var(--petrol);
            transform: translateY(-2px);
        }

        /* Footer */
        footer {
            background: var(--anthracite);
            color: white;
            padding: 4rem 5%;
            text-align: center;
        }

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

        .footer-links {
            display: flex;
            justify-content: center;
            gap: 3rem;
            margin-bottom: 2rem;
            flex-wrap: wrap;
        }

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

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

        .copyright {
            opacity: 0.7;
            margin-top: 2rem;
        }

        /* Responsive */
    @media (max-width: 968px) {
        .hero {
            grid-template-columns: 1fr;
            text-align: center;
        }

        .hero h1 {
            font-size: 3rem;
        }

        .hero-cta {
            justify-content: center;
        }

        .solution-grid,
        .tech-grid {
            grid-template-columns: 1fr;
        }

        .stats-grid,
        .steps-grid {
            grid-template-columns: 1fr;
        }

        .nav-links {
            display: none;
        }

        .emailForm {
            flex-direction: column;
        }

        /* Responsive pages de contenu */
        .content-header h1 {
            font-size: 2.5rem;
        }

        .content-body {
            padding: 2rem;
        }

        .content-body h2 {
            font-size: 1.6rem;
        }
    }
        
/* Pages de contenu (CGU, RGPD, Offres, etc.) */
        .content-page {
            background: var(--cream);
            min-height: 100vh;
            padding-top: 120px;
            padding-bottom: 4rem;
        }

        .content-container {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 5%;
        }

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

        .content-header h1 {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            color: var(--petrol);
        }

        .content-header p {
            font-size: 1.2rem;
            color: var(--anthracite);
            opacity: 0.8;
        }

        .content-body {
            background: white;
            padding: 3rem;
            border-radius: 20px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
        }

        .content-body h2 {
            font-size: 2rem;
            margin-top: 3rem;
            margin-bottom: 1.5rem;
            color: var(--petrol);
        }

        .content-body h2:first-child {
            margin-top: 0;
        }

        .content-body h3 {
            font-size: 1.5rem;
            margin-top: 2rem;
            margin-bottom: 1rem;
            color: var(--anthracite);
        }

        .content-body p {
            font-size: 1.1rem;
            line-height: 1.8;
            margin-bottom: 1.5rem;
            color: var(--anthracite);
        }

        .content-body ul, .content-body ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }

        .content-body li {
            font-size: 1.1rem;
            line-height: 1.8;
            margin-bottom: 0.8rem;
            color: var(--anthracite);
        }

        .content-body a {
            color: var(--petrol);
            text-decoration: underline;
            transition: color 0.3s;
        }

        .content-body a:hover {
            color: var(--coral);
        }

        .content-body strong {
            color: var(--petrol);
            font-weight: 600;
        }

        .back-button {
            display: inline-block;
            margin-bottom: 2rem;
            padding: 0.8rem 2rem;
            background: var(--petrol);
            color: white;
            text-decoration: none;
            border-radius: 50px;
            font-size: 1rem;
            transition: all 0.3s;
        }

        .back-button:hover {
            background: var(--anthracite);
            transform: translateY(-2px);
        }

        /* Smooth scroll */
        html {
            scroll-behavior: smooth;
        }