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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            overflow-x: hidden;
        }

        /* Header */
        .header {
            background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
            color: white;
            padding: 1rem 0;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
        }

        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 2rem;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            text-decoration: none;
            color: white;
        }

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

        .nav-link {
            color: white;
            text-decoration: none;
            transition: all 0.3s;
            padding: 0.5rem 1rem;
            border-radius: 8px;
            font-weight: 500;
        }

        .nav-link:hover,
        .nav-link.active {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            cursor: pointer;
            padding: 5px;
            background: none;
            border: none;
        }

        .mobile-menu span {
            width: 25px;
            height: 3px;
            background: white;
            margin: 3px 0;
            transition: 0.3s;
            border-radius: 2px;
        }

        /* Container commun */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        /* Sections */
        section {
            scroll-margin-top: 80px;
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, #3b82f6 0%, #1e40af 50%, #1e3a8a 100%);
            color: white;
            padding: 150px 2rem 100px;
            text-align: center;
            position: relative;
            overflow: hidden;
            min-height: 100vh;
            display: flex;
            align-items: center;
        }

        .hero-content {
            max-width: 900px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .hero h1 {
            font-size: clamp(2rem, 5vw, 3.2rem);
            margin-bottom: 1.5rem;
            font-weight: 700;
        }

        .hero-subtitle {
            font-size: clamp(1rem, 3vw, 1.3rem);
            margin-bottom: 1rem;
            opacity: 0.95;
        }

        .hero-description {
            font-size: clamp(0.9rem, 2.5vw, 1.1rem);
            margin-bottom: 2.5rem;
            opacity: 0.9;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .service-tags {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            flex-wrap: wrap;
            margin-bottom: 2.5rem;
        }

        .service-tag {
            background: rgba(255, 255, 255, 0.2);
            padding: 0.5rem 1rem;
            border-radius: 25px;
            font-size: clamp(0.8rem, 2vw, 0.9rem);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.3);
            white-space: nowrap;
        }

        .cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn {
            padding: 1rem 2rem;
            border: none;
            border-radius: 50px;
            font-size: clamp(0.9rem, 2.5vw, 1.1rem);
            cursor: pointer;
            transition: all 0.3s;
            text-decoration: none;
            display: inline-block;
            font-weight: 600;
            text-align: center;
            min-width: 200px;
        }

        .btn-primary {
            background: #f59e0b;
            color: white;
        }

        .btn-secondary {
            background: transparent;
            color: white;
            border: 2px solid white;
        }

        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
        }

        .btn-primary:hover {
            background: #d97706;
        }

        /* Section titles */
        .section-title {
            font-size: clamp(1.8rem, 4vw, 2.5rem);
            margin-bottom: 1rem;
            color: #1e40af;
            font-weight: 700;
            text-align: center;
        }

        .section-subtitle {
            font-size: clamp(1rem, 2.5vw, 1.2rem);
            color: #64748b;
            margin-bottom: 3rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        /* About Section */
        .about {
            padding: 100px 0;
            background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
            position: relative;
            overflow: hidden;
        }

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

        .about .section-title {
            font-size: clamp(2.5rem, 5vw, 3.5rem);
            margin-bottom: 1rem;
            color: #1e40af;
            font-weight: 700;
            text-align: center;
            position: relative;
        }

        .about .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, #3b82f6, #f59e0b);
            border-radius: 2px;
        }

        .about .section-subtitle {
            font-size: clamp(1.1rem, 2.5vw, 1.3rem);
            color: #64748b;
            margin-bottom: 4rem;
            text-align: center;
            font-style: italic;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            margin-bottom: 4rem;
            align-items: start;
        }

        .about-card {
            background: white;
            padding: 3rem;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            border: 1px solid rgba(59, 130, 246, 0.1);
            position: relative;
            transition: all 0.3s ease;
            height: 100%;
        }

        .about-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #3b82f6, #f59e0b);
            border-radius: 20px 20px 0 0;
        }

        .about-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
        }

        .card-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, #3b82f6, #1e40af);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 2rem;
            font-size: 2rem;
            color: white;
            box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
        }

        .about-card h3 {
            font-size: clamp(1.4rem, 3vw, 1.8rem);
            color: #1e40af;
            margin-bottom: 1.5rem;
            font-weight: 600;
        }

        .about-card p {
            font-size: clamp(1rem, 2.2vw, 1.1rem);
            color: #64748b;
            line-height: 1.8;
            text-align: left;
            margin-bottom: 1.5rem;
        }

        .about-card .key-point {
            background: rgba(59, 130, 246, 0.1);
            padding: 1rem;
            border-radius: 10px;
            border-left: 4px solid #3b82f6;
            margin: 1.5rem 0;
            font-weight: 500;
            color: #1e40af;
        }

        /* Promise section */
        .promise-section {
            background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #6366f1 100%);
            padding: 4rem;
            border-radius: 25px;
            color: white;
            text-align: center;
            position: relative;
            overflow: hidden;
            margin-top: 4rem;
        }

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

        .promise-title {
            font-size: clamp(1.5rem, 3vw, 2rem);
            margin-bottom: 2rem;
            font-weight: 700;
        }

        .promise-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .promise-item {
            background: rgba(255, 255, 255, 0.1);
            padding: 2rem;
            border-radius: 15px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: all 0.3s ease;
        }

        .promise-item:hover {
            background: rgba(255, 255, 255, 0.15);
            transform: translateY(-3px);
        }

        .promise-icon {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            display: block;
        }

        .promise-item h4 {
            font-size: 1.2rem;
            margin-bottom: 1rem;
            font-weight: 600;
        }

        .promise-item p {
            font-size: 0.95rem;
            opacity: 0.9;
            line-height: 1.6;
        }

        /* Services Section */
        .services {
            padding: 100px 0;
            background: white;
            position: relative;
        }

        .services .section-title {
            font-size: clamp(2.5rem, 5vw, 3.5rem);
            margin-bottom: 1rem;
            color: #1e40af;
            font-weight: 700;
            text-align: center;
            position: relative;
        }

        .services .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, #3b82f6, #f59e0b);
            border-radius: 2px;
        }

        .services .section-subtitle {
            font-size: clamp(1.1rem, 2.5vw, 1.3rem);
            color: #64748b;
            margin-bottom: 4rem;
            text-align: center;
            font-style: italic;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2.5rem;
            margin-bottom: 4rem;
        }

        .service-card {
            background: linear-gradient(145deg, #f8f9fa, #e9ecef);
            border-radius: 20px;
            padding: 2.5rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            border-left: 5px solid #3b82f6;
            position: relative;
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, #3b82f6, #f59e0b);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }

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

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
            border-left-color: #f59e0b;
        }

        .service-icon {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, #3b82f6, #1e40af);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            font-size: 2rem;
            color: white;
            box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
            transition: all 0.3s ease;
        }

        .service-card:hover .service-icon {
            background: linear-gradient(135deg, #f59e0b, #d97706);
            transform: scale(1.1);
        }

        .service-card h3 {
            color: #1e40af;
            font-size: clamp(1.3rem, 2.5vw, 1.5rem);
            margin-bottom: 1rem;
            font-weight: 600;
            transition: color 0.3s ease;
        }

        .service-card:hover h3 {
            color: #f59e0b;
        }

        .service-types {
            color: #374151;
            font-weight: 600;
            margin-bottom: 1rem;
            padding: 0.8rem;
            background: rgba(59, 130, 246, 0.1);
            border-radius: 10px;
            border-left: 3px solid #3b82f6;
            font-size: clamp(0.9rem, 2vw, 1rem);
        }

        .service-card p:last-of-type {
            color: #64748b;
            line-height: 1.7;
            font-size: clamp(1rem, 2.2vw, 1.1rem);
            flex-grow: 1;
        }

        /* Section contact unique */
        .single-contact-section {
            margin-top: 4rem;
            display: flex;
            justify-content: center;
        }

        .single-contact-card {
            background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #6366f1 100%);
            color: white;
            padding: 3rem;
            border-radius: 20px;
            text-align: center;
            max-width: 600px;
            width: 100%;
            box-shadow: 0 15px 40px rgba(30, 64, 175, 0.3);
            position: relative;
            overflow: hidden;
        }

        .single-contact-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
            animation: float 8s ease-in-out infinite;
        }

        .single-contact-card .contact-highlight-icon {
            font-size: 3.5rem;
            display: block;
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 2;
            animation: pulse 3s ease-in-out infinite;
        }

        .single-contact-card h3 {
            font-size: clamp(1.5rem, 3vw, 1.8rem);
            margin-bottom: 1rem;
            font-weight: 700;
            position: relative;
            z-index: 2;
        }

        .single-contact-card p {
            font-size: clamp(1rem, 2.3vw, 1.2rem);
            opacity: 0.95;
            position: relative;
            z-index: 2;
            font-weight: 500;
        }

        /* Experts Section */
        .experts {
            padding: 80px 2rem;
            background: #f8fafc;
        }

        /* Ecosystem Highlight */
        .ecosystem-highlight {
            background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #6366f1 100%);
            border-radius: 25px;
            padding: 3rem;
            margin-bottom: 4rem;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(30, 64, 175, 0.2);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .ecosystem-highlight::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
            animation: float 6s ease-in-out infinite;
        }

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

        .ecosystem-icon {
            font-size: 4rem;
            display: block;
            margin-bottom: 1.5rem;
            animation: pulse 2s ease-in-out infinite;
            filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
        }

        .ecosystem-title {
            color: white;
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            font-weight: 700;
            margin-bottom: 1rem;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
            line-height: 1.2;
        }

        .ecosystem-subtitle {
            color: rgba(255, 255, 255, 0.95);
            font-size: clamp(1.1rem, 2.5vw, 1.4rem);
            font-weight: 500;
            margin: 0;
            text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        @keyframes float {

            0%,
            100% {
                transform: rotate(0deg) translate(-20px, -20px) rotate(0deg);
            }

            50% {
                transform: rotate(180deg) translate(-20px, -20px) rotate(-180deg);
            }
        }

        @keyframes pulse {

            0%,
            100% {
                transform: scale(1);
            }

            50% {
                transform: scale(1.1);
            }
        }

        .experts-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .expert-card {
            background: white;
            padding: 2rem;
            border-radius: 20px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            transition: all 0.3s;
            cursor: pointer;
            border: 1px solid #e2e8f0;
            position: relative;
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .expert-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, #3b82f6, #f59e0b);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }

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

        .expert-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
        }

        .expert-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            display: block;
        }

        .expert-card h3 {
            font-size: clamp(1.2rem, 2.5vw, 1.4rem);
            margin-bottom: 1rem;
            color: #1e40af;
            font-weight: 600;
        }

        .expert-card p {
            color: #64748b;
            line-height: 1.6;
            margin-bottom: 1rem;
            text-align: left;
            font-size: clamp(0.9rem, 2vw, 1rem);
            flex-grow: 1;
        }

        .expert-card .role {
            font-weight: 600;
            color: #374151;
            margin-bottom: 0.5rem;
        }

        .expert-card .value {
            font-weight: 600;
            color: #059669;
            margin-bottom: 0.5rem;
        }

        /* Process Section */
        .process {
            padding: 80px 2rem;
            background: white;
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
            position: relative;
        }

        .process-steps::before {
            content: '';
            position: absolute;
            top: 30px;
            left: 10%;
            right: 10%;
            height: 4px;
            background: linear-gradient(90deg, #3b82f6, #1e40af, #3b82f6, #1e40af, #3b82f6);
            border-radius: 2px;
            z-index: 0;
        }

        .process-step {
            text-align: center;
            padding: 1.5rem;
            position: relative;
            z-index: 1;
        }

        .step-number {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, #3b82f6, #1e40af);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: bold;
            margin: 0 auto 1rem;
            border: 4px solid white;
            box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
        }

        .process-step h3 {
            color: #1e40af;
            margin-bottom: 1rem;
            font-size: clamp(1.1rem, 2.3vw, 1.2rem);
        }

        .process-step ul {
            list-style: none;
            text-align: left;
        }

        .process-step li {
            color: #64748b;
            margin-bottom: 0.5rem;
            padding-left: 1.5rem;
            position: relative;
            font-size: clamp(0.9rem, 2vw, 1rem);
        }

        .process-step li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: #10b981;
            font-weight: bold;
        }

        /* Values Section */
        .values {
            padding: 80px 2rem;
            background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
            color: white;
        }

        .values .section-title {
            color: white;
        }

        .values-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .value-item {
            text-align: center;
            padding: 1.5rem;
        }

        .value-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            display: block;
        }

        .value-item h3 {
            font-size: clamp(1.1rem, 2.3vw, 1.3rem);
            margin-bottom: 1rem;
            font-weight: 600;
        }

        .value-item p {
            opacity: 0.9;
            line-height: 1.6;
            font-size: clamp(0.9rem, 2vw, 1rem);
        }

        /* Contact Section */
        .contact {
            background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
            position: relative;
            overflow: hidden;
            padding: 0;
        }

        .contact-form-section {
            padding: 100px 0 80px;
            position: relative;
            z-index: 2;
        }

        .contact .section-title {
            font-size: clamp(2.5rem, 5vw, 3.5rem);
            margin-bottom: 1rem;
            color: #1e40af;
            font-weight: 700;
            text-align: center;
            position: relative;
        }

        .contact .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 4px;
            background: linear-gradient(90deg, #3b82f6, #f59e0b);
            border-radius: 2px;
        }

        .contact .section-subtitle {
            font-size: clamp(1.1rem, 2.5vw, 1.3rem);
            color: #64748b;
            margin-bottom: 4rem;
            text-align: center;
            font-style: italic;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .contact-container {
            display: grid;
            grid-template-columns: 1fr 400px;
            gap: 4rem;
            align-items: start;
        }

        .form-container {
            background: white;
            padding: 3rem;
            border-radius: 25px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
            border: 1px solid rgba(59, 130, 246, 0.1);
            position: relative;
            overflow: hidden;
        }

        .form-container::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(90deg, #3b82f6, #f59e0b, #3b82f6);
            border-radius: 25px 25px 0 0;
        }

        .form-header {
            text-align: center;
            margin-bottom: 2rem;
        }

        .form-title {
            font-size: clamp(1.5rem, 3vw, 1.8rem);
            color: #1e40af;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }

        .form-description {
            color: #64748b;
            font-size: 1rem;
        }

        .form-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin-bottom: 1.5rem;
        }

        .form-group {
            margin-bottom: 1.5rem;
            position: relative;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #374151;
            font-size: clamp(0.9rem, 2vw, 1rem);
            transition: color 0.3s ease;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 1rem 1.2rem;
            border: 2px solid #e5e7eb;
            border-radius: 15px;
            font-size: clamp(0.9rem, 2vw, 1rem);
            transition: all 0.3s ease;
            background: #f9fafb;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: #3b82f6;
            outline: none;
            box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
            background: white;
            transform: translateY(-2px);
        }

        .checkbox-group {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
            margin-top: 0.5rem;
        }

        .checkbox-item {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            padding: 0.8rem;
            border-radius: 10px;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .checkbox-item:hover {
            background: rgba(59, 130, 246, 0.05);
        }

        .checkbox-item input[type="checkbox"] {
            width: 20px;
            height: 20px;
            margin: 0;
            accent-color: #3b82f6;
            cursor: pointer;
        }

        .checkbox-item label {
            margin-bottom: 0;
            font-size: clamp(0.85rem, 1.8vw, 0.95rem);
            cursor: pointer;
            flex-grow: 1;
        }

        .submit-btn {
            background: linear-gradient(135deg, #3b82f6, #1e40af);
            color: white;
            padding: 1.2rem 2rem;
            border: none;
            border-radius: 15px;
            font-size: clamp(1rem, 2.2vw, 1.1rem);
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            width: 100%;
            position: relative;
            overflow: hidden;
        }

        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 35px rgba(59, 130, 246, 0.4);
        }

        .submit-btn:active {
            transform: translateY(-1px);
        }

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

        .contact-card {
            background: white;
            padding: 2rem;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            border: 1px solid rgba(59, 130, 246, 0.1);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .contact-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, #3b82f6, #f59e0b);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }

        .contact-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
        }

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

        .contact-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, #3b82f6, #1e40af);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            font-size: 1.5rem;
            color: white;
            box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
        }

        .contact-card h3 {
            color: #1e40af;
            margin-bottom: 1rem;
            font-size: clamp(1.1rem, 2.3vw, 1.3rem);
            font-weight: 600;
        }

        .contact-card p {
            color: #64748b;
            font-size: clamp(0.9rem, 2vw, 1rem);
            line-height: 1.6;
        }

        .contact-card a {
            color: #1e40af;
            text-decoration: none;
            font-weight: 600;
            transition: color 0.3s ease;
        }

        .contact-card a:hover {
            color: #3b82f6;
            text-decoration: underline;
        }

        /* CTA card spéciale */
        .cta-card {
            background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #6366f1 100%);
            color: white;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

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

        .cta-card .contact-icon {
            background: rgba(255, 255, 255, 0.2);
            margin: 0 auto 1.5rem;
        }

        .cta-card h3 {
            color: white;
            margin-bottom: 1rem;
        }

        .cta-card h3.blocage {
            color: #ef4444;
        }

        .cta-card p {
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 1.5rem;
        }

        .cta-btn {
            background: rgba(255, 255, 255, 0.2);
            color: white;
            padding: 0.8rem 1.5rem;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-radius: 25px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-block;
        }

        .cta-btn:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }

        /* Messages d'erreur */
        .error-message {
            color: #ef4444;
            font-size: 0.9rem;
            margin-top: 0.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .error-message::before {
            content: '⚠️';
            font-size: 0.8rem;
        }

        /* Contact Info Section */
        .contact-info-section {
            background: white;
            padding: 80px 0;
            position: relative;
        }

        .contact-info-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .info-card {
            background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
            padding: 2rem;
            border-radius: 20px;
            border: 1px solid rgba(59, 130, 246, 0.1);
            transition: all 0.3s ease;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .info-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, #3b82f6, #f59e0b);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }

        .info-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 25px 50px rgba(0, 0, 0, 0.1);
        }

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

        .info-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            display: block;
        }

        .info-card h3 {
            color: #1e40af;
            margin-bottom: 1rem;
            font-size: clamp(1.2rem, 2.5vw, 1.4rem);
        }

        .info-card p {
            color: #64748b;
            line-height: 1.6;
        }

        /* Section mentions légales */
        .legal-section {
            background: #1e40af;
            color: white;
            padding: 2rem 0;
            position: relative;
        }

        .legal-disclaimer {
            text-align: center;
            margin-bottom: 1.5rem;
            padding: 1rem;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .disclaimer-text {
            font-size: clamp(0.9rem, 2vw, 1rem);
            font-weight: 600;
            margin: 0;
            opacity: 0.95;
        }

        .legal-footer {
            text-align: center;
            padding-top: 1rem;
            border-top: 1px solid rgba(255, 255, 255, 0.2);
        }

        .legal-footer p {
            margin: 0;
            font-size: clamp(0.8rem, 1.8vw, 0.9rem);
            opacity: 0.9;
        }

        .legal-footer a {
            color: #f59e0b;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s ease;
        }

        .legal-footer a:hover {
            color: #fbbf24;
            text-decoration: underline;
        }

        /* Media Queries */
        @media (max-width: 1024px) {
            .contact-container {
                grid-template-columns: 1fr;
                gap: 3rem;
            }

            .contact-sidebar {
                order: -1;
            }

            .experts-grid {
                grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: #1e40af;
                flex-direction: column;
                padding: 1rem;
                box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
            }

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

            .mobile-menu {
                display: flex;
            }

            .hero {
                padding: 120px 1rem 80px;
                min-height: 90vh;
            }

            .service-tags {
                gap: 0.3rem;
            }

            .service-tag {
                padding: 0.4rem 0.8rem;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: center;
                gap: 0.8rem;
            }

            .btn {
                min-width: 250px;
                max-width: 300px;
            }

            .about {
                padding: 80px 0;
            }

            .about-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .about-card {
                padding: 2rem;
            }

            .promise-section {
                padding: 3rem 2rem;
                margin-top: 3rem;
            }

            .promise-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .services {
                padding: 80px 0;
            }

            .services-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .service-card {
                padding: 2rem;
            }

            .single-contact-card {
                padding: 2rem;
                margin: 0 1rem;
            }

            .ecosystem-highlight {
                padding: 2rem;
                margin-bottom: 3rem;
            }

            .experts-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .process-steps {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .process-steps::before {
                display: none;
            }

            .values-grid {
                grid-template-columns: 1fr;
            }

            .contact-form-section {
                padding: 80px 0 60px;
            }

            .form-container {
                padding: 2rem;
            }

            .contact-container {
                gap: 2rem;
            }

            .contact-sidebar {
                display: grid;
                grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
                gap: 1.5rem;
            }

            .form-row {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            .checkbox-group {
                grid-template-columns: 1fr;
                gap: 0.8rem;
            }

            .contact-info-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .experts,
            .process,
            .values {
                padding: 60px 1rem;
            }
        }

        @media (max-width: 480px) {
            .nav-container {
                padding: 0 1rem;
            }

            .hero {
                padding: 100px 1rem 60px;
            }

            .service-tags {
                gap: 0.25rem;
            }

            .service-tag {
                padding: 0.3rem 0.6rem;
                font-size: 0.8rem;
            }

            .about-card {
                padding: 1.5rem;
            }

            .promise-section {
                padding: 2rem 1rem;
            }

            .ecosystem-highlight {
                padding: 1.5rem;
            }

            .card-icon {
                width: 60px;
                height: 60px;
                font-size: 1.5rem;
            }

            .services {
                padding: 50px 1rem;
            }

            .services-grid {
                gap: 1.5rem;
            }

            .service-card {
                padding: 1.5rem;
            }

            .service-icon {
                width: 60px;
                height: 60px;
                font-size: 1.8rem;
            }

            .single-contact-card {
                padding: 1.5rem;
            }

            .form-container {
                padding: 1.5rem;
                margin: 0 1rem;
            }

            .contact-card {
                padding: 1.5rem;
            }

            .contact-icon {
                width: 50px;
                height: 50px;
                font-size: 1.2rem;
            }

            .checkbox-item {
                padding: 0.6rem;
            }

            .experts,
            .process,
            .values {
                padding: 50px 1rem;
            }

            .experts-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            .expert-card {
                padding: 1.5rem;
            }
        }