:root {
            --primary-black: #000000;
            --primary-white: #ffffff;
            --accent-gray: #f8f9fa;
            --dark-gray: #2c2c2c;
            --light-gray: #e9ecef;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        /* Geometric Background Patterns */
        .geometric-bg {
            position: relative;
            overflow: hidden;
        }

        .geometric-bg::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg,
                    transparent 25%,
                    rgba(0, 0, 0, 0.02) 25%,
                    rgba(0, 0, 0, 0.02) 50%,
                    transparent 50%,
                    transparent 75%,
                    rgba(0, 0, 0, 0.02) 75%);
            background-size: 60px 60px;
            z-index: -1;
        }

        .geometric-bg-alt::before {
            background: linear-gradient(45deg,
                    transparent 25%,
                    rgba(255, 255, 255, 0.02) 25%,
                    rgba(255, 255, 255, 0.02) 50%,
                    transparent 50%,
                    transparent 75%,
                    rgba(255, 255, 255, 0.02) 75%);
            background-size: 40px 40px;
        }

        /* Custom Cursor */
        body {
            cursor: none;
        }

        .custom-cursor {
            position: fixed;
            width: 20px;
            height: 20px;
            background: transparent;
            border: 2px solid var(--primary-black);
            border-radius: 50%;
            pointer-events: none;
            z-index: 9999;
            transition: transform 0.1s ease;
        }

        .custom-cursor.hover {
            transform: scale(1.5);
            background: var(--primary-black);
        }

        /* Inversion du curseur sur fond sombre */
        .custom-cursor.invert {
            border-color: var(--primary-white);
        }

        .custom-cursor.invert.hover {
            background: var(--primary-white);
        }

        /* Navigation */
        .navbar {
            background: rgba(255, 255, 255, 0.95) !important;
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.1);
            transition: var(--transition);
        }

        .navbar-brand {
            font-weight: bold;
            font-size: 1.5rem;
            color: var(--primary-black) !important;
            width: 115px;
            font-family: 'Courier New', Courier, monospace;
        }

        .nav-link {
            color: var(--primary-black) !important;
            font-weight: 500;
            position: relative;
            transition: var(--transition);
        }

        .nav-link:hover {
            color: var(--primary-black) !important;
        }

        .nav-link.active {
            color: var(--primary-black) !important;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--primary-black);
            transition: var(--transition);
            transform: translateX(-50%);
        }

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

        .nav-link.active::after {
            width: 100%;
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            background: var(--primary-white);
            position: relative;
        }

        .hero-content {
            z-index: 2;
            padding-left: 3rem;
        }

        .hero h1 {
            font-size: 4rem;
            font-weight: 900;
            margin-bottom: 1rem;
            opacity: 0;
            transform: translateY(50px);
            animation: fadeInUp 1s ease forwards;
        }

        .hero .subtitle {
            font-size: 1.5rem;
            color: #666;
            margin-bottom: 2rem;
            opacity: 0;
            transform: translateY(50px);
            animation: fadeInUp 1s ease 0.2s forwards;
        }

        .hero-logo {
            position: absolute;
            top: 50%;
            right: 10%;
            transform: translateY(-50%);
            opacity: 0.1;
            z-index: 1;
        }

        .geometric-logo {
            width: 300px;
            height: 300px;
            position: relative;
        }

        .geometric-logo svg {
            width: 100%;
            height: 100%;
        }

        /* Geometric Shapes */
        .geometric-shape {
            position: absolute;
            opacity: 0.05;
            z-index: -1;
        }

        .shape-1 {
            top: 10%;
            left: 5%;
            width: 100px;
            height: 100px;
            clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
            background: var(--primary-black);
            animation: float 6s ease-in-out infinite;
        }

        .shape-2 {
            top: 60%;
            right: 15%;
            width: 80px;
            height: 80px;
            clip-path: polygon(25% 0%, 100% 0%, 75% 100%, 0% 100%);
            background: var(--primary-black);
            animation: float 8s ease-in-out infinite reverse;
        }

        /* Sections */
        .section {
            padding: 100px 0;
            position: relative;
        }

        .section-title {
            font-size: 3rem;
            font-weight: 900;
            margin-bottom: 3rem;
            position: relative;
            opacity: 0;
            transform: translateY(30px);
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 0;
            width: 60px;
            height: 4px;
            background: var(--primary-black);
            clip-path: polygon(0 0, 85% 0, 100% 100%, 15% 100%);
        }

        /* About Section */
        .about {
            background: var(--accent-gray);
        }

        .about-text {
            font-size: 1.1rem;
            line-height: 1.8;
            opacity: 0;
            transform: translateY(30px);
        }

        .stat-item {
            text-align: center;
            padding: 2rem;
            background: var(--primary-white);
            margin-bottom: 2rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            clip-path: polygon(10% 0%, 100% 0%, 90% 100%, 0% 100%);
            opacity: 0;
            transform: translateY(30px);
        }

        .stat-number {
            font-size: 3rem;
            font-weight: 900;
            color: var(--primary-black);
            display: block;
        }

        .stat-label {
            font-size: 1.1rem;
            color: #666;
            margin-top: 0.5rem;
        }

        /* Experience Section */
        .experience {
            background: var(--dark-gray);
            color: var(--primary-white);
        }

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

        .experience .section-title::after {
            background: var(--primary-white);
        }

        .timeline {
            position: relative;
            padding-left: 3rem;
        }

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

        .timeline-item {
            position: relative;
            margin-bottom: 3rem;
            padding: 2rem;
            background: rgba(255, 255, 255, 0.1);
            clip-path: polygon(5% 0%, 100% 0%, 95% 100%, 0% 100%);
            opacity: 0;
            transform: translateX(50px);
        }

        /* Centrer le texte dans la section Expérience */
        .experience .timeline-item {
            text-align: center;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -2.5rem;
            top: 2rem;
            width: 1rem;
            height: 1rem;
            background: var(--primary-white);
            clip-path: polygon(30% 0%, 70% 0%, 100% 30%, 100% 70%, 70% 100%, 30% 100%, 0% 70%, 0% 30%);
        }

        .timeline-date {
            font-size: 0.9rem;
            color: #ccc;
            margin-bottom: 0.5rem;
        }

        .timeline-title {
            font-size: 1.3rem;
            font-weight: bold;
            margin-bottom: 0.5rem;
        }

        .timeline-company {
            color: #aaa;
            margin-bottom: 1rem;
        }

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

        .service-card {
            background: var(--primary-white);
            padding: 3rem 2rem;
            text-align: center;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
            transition: var(--transition);
            position: relative;
            margin-bottom: 2rem;
            clip-path: polygon(0 0, 90% 0, 100% 100%, 10% 100%);
            opacity: 0;
            transform: translateY(50px);
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
        }

        .service-icon {
            font-size: 4rem;
            color: var(--primary-black);
            margin-bottom: 1.5rem;
        }

        .service-title {
            font-size: 1.5rem;
            font-weight: bold;
            margin-bottom: 1rem;
        }

        .service-price {
            font-size: 2rem;
            font-weight: bold;
            color: var(--primary-black);
            margin-top: 1rem;
        }

        /* Projects Section */
        .projects {
            background: var(--light-gray);
        }

        .project-card {
            background: var(--primary-white);
            border: none;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: var(--transition);
            overflow: hidden;
            position: relative;
            opacity: 0;
            transform: translateY(50px);
            margin-bottom: 2rem;
        }

        .project-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
        }

        .project-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.05), transparent);
            transition: var(--transition);
        }

        .project-card:hover::before {
            left: 100%;
        }

        .project-image {
            height: 250px;
            position: relative;
            overflow: hidden;
        }

        .project-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 1rem;
            padding-top: 1rem;
            border-top: 1px solid #eee;
        }

        .project-tags {
            display: flex;
            gap: 0.5rem;
        }

        .project-tag {
            background: var(--accent-gray);
            padding: 0.25rem 0.75rem;
            border-radius: 15px;
            font-size: 0.8rem;
        }

        #project-detail .project-card {
            opacity: 1;
            transform: none;
        }

        /* Skills Section */
        .skills {
            background: var(--primary-black);
            color: var(--primary-white);
        }

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

        .skills .section-title::after {
            background: var(--primary-white);
        }

        .skill-category {
            margin-bottom: 3rem;
        }

        .skill-category h4 {
            font-size: 1.5rem;
            margin-bottom: 2rem;
            color: var(--primary-white);
        }

        .skill-item {
            background: rgba(255, 255, 255, 0.1);
            padding: 2rem;
            text-align: center;
            transition: var(--transition);
            clip-path: polygon(15% 0%, 100% 0%, 85% 100%, 0% 100%);
            opacity: 0;
            transform: translateY(30px);
            margin-bottom: 1rem;
        }

        .skill-item:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-5px);
        }

        .skill-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            color: var(--primary-white);
        }

        .skill-icon img {
            width: 3rem;
            height: 3rem;
            display: inline-block;
            filter: brightness(0) invert(1);
        }

        .skill-progress {
            background: rgba(255, 255, 255, 0.2);
            height: 4px;
            border-radius: 2px;
            margin-top: 1rem;
            overflow: hidden;
        }

        .skill-progress-bar {
            height: 100%;
            background: var(--primary-white);
            transition: width 2s ease;
            width: 0;
        }

        /* Testimonials Section */
        .testimonials {
            background: var(--accent-gray);
        }

        .testimonial-card {
            background: var(--primary-white);
            padding: 3rem;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
            clip-path: polygon(0 0, 95% 0, 100% 100%, 5% 100%);
            margin-bottom: 2rem;
            opacity: 0;
            transform: translateY(30px);
        }

        .testimonial-text {
            font-size: 1.2rem;
            font-style: italic;
            margin-bottom: 2rem;
            line-height: 1.6;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
        }

        .testimonial-avatar {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            margin-right: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: bold;
            font-size: 1.5rem;
        }

        .testimonial-info h5 {
            margin: 0;
            font-weight: bold;
        }

        .testimonial-info small {
            color: #666;
        }

        /* Blog Section */
        .blog {
            background: var(--primary-white);
        }

        .blog-card {
            background: var(--primary-white);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: var(--transition);
            overflow: hidden;
            margin-bottom: 2rem;
            opacity: 0;
            transform: translateY(50px);
        }

        .blog-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
        }

        .blog-image {
            height: 200px;
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            position: relative;
        }

        .blog-date {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background: rgba(0, 0, 0, 0.8);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-size: 0.8rem;
        }

        .blog-content {
            padding: 2rem;
        }

        .blog-title {
            font-size: 1.3rem;
            font-weight: bold;
            margin-bottom: 1rem;
        }

        .blog-excerpt {
            color: #666;
            margin-bottom: 1rem;
            line-height: 1.6;
        }

        .blog-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.9rem;
            color: #999;
        }

        /* Contact Section */
        .contact {
            background: var(--light-gray);
        }

        .contact-info {
            background: var(--dark-gray);
            color: var(--primary-white);
            padding: 3rem;
            clip-path: polygon(5% 0%, 100% 0%, 95% 100%, 0% 100%);
        }

        .contact-item {
            display: flex;
            align-items: center;
            margin-bottom: 2rem;
        }

        .contact-icon {
            font-size: 2rem;
            margin-right: 1rem;
            width: 60px;
            text-align: center;
        }

        .contact-form {
            background: var(--primary-white);
            padding: 3rem;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
            clip-path: polygon(0 0, 95% 0, 100% 100%, 5% 100%);
        }

        .form-control {
            border: 2px solid #eee;
            border-radius: 0;
            padding: 1rem;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--primary-black);
            box-shadow: none;
        }

        .btn-primary {
            background: var(--primary-black);
            border: var(--primary-black);
            padding: 1rem 2rem;
            font-weight: bold;
            clip-path: polygon(10% 0%, 100% 0%, 90% 100%, 0% 100%);
            transition: var(--transition);
        }

        .btn-primary:hover {
            background: #333;
            transform: translateY(-2px);
        }

        /* Footer */
        .footer {
            background: var(--primary-black);
            color: var(--primary-white);
            padding: 4rem 0 2rem;
        }

        .footer-section h5 {
            font-weight: bold;
            margin-bottom: 1.5rem;
        }

        .footer-section ul {
            list-style: none;
            padding: 0;
        }

        .footer-section ul li {
            margin-bottom: 0.5rem;
        }

        .footer-section ul li a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-section ul li a:hover {
            color: var(--primary-white);
        }

        .social-links a {
            display: inline-block;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            color: var(--primary-white);
            text-align: center;
            line-height: 40px;
            margin-right: 1rem;
            transition: var(--transition);
            clip-path: polygon(25% 0%, 100% 0%, 75% 100%, 0% 100%);
        }

        .social-links a:hover {
            background: var(--primary-white);
            color: var(--primary-black);
        }

        /* Ronds flous supprimés sur sections à fond sombre */
        .experience,
        .skills,
        .footer,
        .contact-info {
            background-image: none;
        }

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

        @keyframes float {

            0%,
            100% {
                transform: translateY(0px);
            }

            50% {
                transform: translateY(-20px);
            }
        }

        /* Scroll animations */
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s ease;
        }

        .animate-on-scroll.animated {
            opacity: 1;
            transform: translateY(0);
        }

        /* Back to top button */
        .back-to-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            width: 50px;
            height: 50px;
            background: var(--primary-black);
            color: var(--primary-white);
            border: none;
            clip-path: polygon(25% 0%, 100% 0%, 75% 100%, 0% 100%);
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            z-index: 1000;
        }

        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
        }

        .back-to-top:hover {
            transform: translateY(-5px);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero {
                padding-top: 150px;
                align-items: flex-start;
            }

            .hero-content {
                padding-left: 1.25rem;
                padding-right: 1.25rem;
            }

            .hero h1 {
                font-size: 2.5rem;
            }

            .hero .subtitle {
                font-size: 1.2rem;
            }

            .section-title {
                font-size: 2rem;
            }

            .hero-logo {
                display: none;
            }

            .geometric-logo {
                width: 200px;
                height: 200px;
            }

            body {
                cursor: auto;
            }

            .custom-cursor {
                display: none;
            }

            .timeline {
                padding-left: 2rem;
            }

            .timeline-item {
                padding: 1.5rem;
            }

            .timeline-item::before {
                left: -1.75rem;
            }

            .contact-info,
            .contact-form {
                margin-bottom: 2rem;
            }

            .service-card,
            .testimonial-card {
                padding: 2rem 1.5rem;
            }

            /* Photo Ugo responsive en mobile (évite le recadrage/hors-écran) */
            .ugo {
                position: static !important;
                transform: none !important;

                display: block;
                width: 100%;
                max-width: 260px;
                height: auto;

                margin: 1rem auto;
                margin-right: auto !important;
            }
        }

        /* Image portrait Ugo */
        .ugo {
            width: 400px;
            max-width: 100%;
            height: auto;
            margin-right: 130px;
            border-radius: 5%;
            object-fit: contain;
        }