:root {
            --primary: #3a86ff;
            --dark: #1a1a2e;
            --light: #f0f4f8;
            --accent: #4cc9f0;
            --background: #e6f0f7;
            --text: #2b2d42;
            --card-bg: #ffffff;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background-color: var(--background);
            color: var(--text);
            line-height: 1.6;
        }

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

        /* Navigation */
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1.5rem 0;
            position: fixed;
            width: 100%;
            top: 0;
            left: 0;
            background-color: rgba(240, 244, 248, 0.98);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
            z-index: 1000;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            margin-right: auto;
        }

        .nav-links {
            display: flex;
            gap: 2rem;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 500;
            transition: color 0.3s;
            position: relative;
        }

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

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary);
            transition: width 0.3s;
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        /* Hero Section */
        .hero {
            height: 100vh;
            display: flex;
            align-items: center;
            padding-top: 80px;
            background: linear-gradient(135deg, var(--background) 0%, #d6e4f0 100%);
        }

        .hero-content {
            display: flex;
            align-items: center;
            gap: 3rem;
        }

        .hero-text {
            flex: 1;
        }

        .hero-image {
            flex: 1;
            display: flex;
            justify-content: center;
        }

        .hero-image img {
            max-width: 100%;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        h1 {
            font-size: 3rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }

        .highlight {
            color: var(--primary);
        }

        .subtitle {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            color: #64748b;
        }

        .btn {
            display: inline-block;
            padding: 0.8rem 1.8rem;
            background-color: var(--primary);
            color: white;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s;
            border: 2px solid var(--primary);
        }

        .btn:hover {
            background-color: transparent;
            color: var(--primary);
        }

        .btn-outline {
            background-color: transparent;
            color: var(--primary);
            margin-left: 1rem;
        }

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

        /* Sections communes */
        section {
            padding: 6rem 0;
        }

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

        .section-title h2 {
            font-size: 2.5rem;
            position: relative;
            display: inline-block;
        }

        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background-color: var(--accent);
            border-radius: 2px;
        }

        /* Animations */
        .hidden {
            opacity: 0;
            transform: translateY(50px);
            transition: all 1s;
        }

        .show {
            opacity: 1;
            transform: translateY(0);
        }

        /* About Section */
        .about-content {
            display: flex;
            align-items: center;
            gap: 3rem;
        }

        .about-text {
            flex: 1;
        }

        .about-image {
            flex: 1;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        .about-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s;
        }

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

        .skills {
            margin-top: 2rem;
        }

        .skill-item {
            margin-bottom: 1.5rem;
        }

        .skill-name {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.5rem;
        }

        .skill-bar {
            height: 10px;
            background-color: #e2e8f0;
            border-radius: 5px;
            overflow: hidden;
        }

        .skill-progress {
            height: 100%;
            background-color: var(--primary);
            border-radius: 5px;
        }

        /* Expériences Section */
        .experience-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
            gap: 2rem;
            max-width: 1000px;
            margin: 0 auto;
        }

        .experience-card {
            background-color: var(--card-bg);
            border-radius: 10px;
            padding: 2rem;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s;
        }

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

        .experience-header {
            display: flex;
            align-items: center;
            margin-bottom: 1.5rem;
        }

        .company-logo {
            width: 60px;
            height: 60px;
            object-fit: contain;
            margin-right: 1.5rem;
            border-radius: 50%;
            background-color: white;
            padding: 5px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }

        .company-info {
            flex: 1;
        }

        .company-name {
            font-size: 1.3rem;
            font-weight: 600;
            margin-bottom: 0.3rem;
        }

        .experience-period {
            color: var(--primary);
            font-weight: 500;
        }

        .experience-details {
            margin-bottom: 1.5rem;
            color: #64748b;
        }

        .company-address {
            display: flex;
            align-items: center;
            margin-top: 1rem;
            color: #64748b;
        }

        .company-address i {
            margin-right: 0.5rem;
            color: var(--primary);
        }

        .company-website {
            display: inline-block;
            margin-top: 0.5rem;
            color: var(--primary);
            text-decoration: none;
            transition: color 0.3s;
        }

        .company-website:hover {
            text-decoration: underline;
        }

        /* Formations Section */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
        }

        .timeline::before {
            content: '';
            position: absolute;
            width: 2px;
            background-color: var(--primary);
            top: 0;
            bottom: 0;
            left: 50%;
            margin-left: -1px;
        }

        .timeline-item {
            padding: 10px 40px;
            position: relative;
            width: 50%;
            box-sizing: border-box;
        }

        .timeline-item:nth-child(odd) {
            left: 0;
        }

        .timeline-item:nth-child(even) {
            left: 50%;
        }

        .timeline-content {
            padding: 20px;
            background-color: var(--card-bg);
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
        }

        .timeline-date {
            font-weight: bold;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }

        .timeline-title {
            font-size: 1.2rem;
            margin-bottom: 0.5rem;
        }

        .timeline-desc {
            margin-bottom: 1rem;
            color: #64748b;
        }

        .timeline-list {
            padding-left: 20px;
            color: #64748b;
        }

        .timeline-list li {
            margin-bottom: 0.5rem;
        }

        /* Projects Section */
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 2rem;
        }

        .project-card {
            background-color: var(--card-bg);
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .project-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
        }

        .project-image {
            height: 200px;
            overflow: hidden;
        }

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

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

        .project-info {
            padding: 1.5rem;
        }

        .project-info h3 {
            margin-bottom: 0.5rem;
        }

        .project-info p {
            color: #64748b;
            margin-bottom: 1rem;
        }

        .project-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: 1rem;
        }

        .project-buttons {
            margin-top: 1.5rem;
            display: flex;
            gap: 1rem;
        }

        .project-buttons .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.6rem 1.2rem;
            font-size: 0.9rem;
        }

        .project-buttons .btn i {
            font-size: 1rem;
        }

        .tag {
            background-color: #e2e8f0;
            color: #334155;
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            font-size: 0.8rem;
        }

        /* Contact Section */
        .contact-container {
            display: flex;
            gap: 3rem;
        }

        .contact-info {
            flex: 1;
        }

        .contact-form {
            flex: 1;
            background-color: var(--card-bg);
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
        }

        .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            margin-top: 1.5rem;
        }

        .contact-icon {
            background-color: var(--primary);
            color: white;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

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

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid #cbd5e1;
            border-radius: 5px;
            font-size: 1rem;
        }

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

        /* Footer */
        footer {
            background-color: var(--dark);
            color: white;
            padding: 3rem 0;
            text-align: center;
        }

        .social-links {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin: 2rem 0;
        }

        .social-links a {
            color: white;
            font-size: 1.5rem;
            transition: color 0.3s;
        }

        .social-links a:hover {
            color: var(--accent);
        }

        .copyright {
            color: #94a3b8;
        }

        @media (max-width: 768px) {

            .hero-content,
            .about-content,
            .contact-container {
                flex-direction: column;
            }

            .hero {
                height: auto;
                padding: 120px 0 60px;
            }

            h1 {
                font-size: 2.2rem;
            }

            .nav-links {
                display: none;
            }

            /* Timeline responsive */
            .timeline::before {
                left: 31px;
            }

            .timeline-item {
                width: 100%;
                padding-left: 70px;
                padding-right: 25px;
            }

            .timeline-item:nth-child(even) {
                left: 0;
            }

            /* Expérience responsive */
            .experience-grid {
                grid-template-columns: 1fr;
            }

            .experience-header {
                flex-direction: column;
                align-items: flex-start;
            }

            .company-logo {
                margin-right: 0;
                margin-bottom: 1rem;
            }
        }