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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #0a0a0a;
            color: #e0e0e0;
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* Background animé */
        .bg-animation {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 100%);
        }

        .bg-animation::before {
            content: '';
            position: absolute;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 255, 157, 0.1) 0%, transparent 70%);
            top: -250px;
            right: -250px;
            animation: float 20s infinite ease-in-out;
        }

        .bg-animation::after {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 200, 255, 0.08) 0%, transparent 70%);
            bottom: -200px;
            left: -200px;
            animation: float 15s infinite ease-in-out reverse;
        }

        @keyframes float {
            0%, 100% { transform: translate(0, 0) rotate(0deg); }
            50% { transform: translate(100px, 100px) rotate(180deg); }
        }

        /* Container */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header / Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 100px 20px 80px;
            position: relative;
        }

        .hero-content {
            opacity: 0;
            animation: fadeInUp 1s ease forwards;
        }

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

        .profile-image {
            width: 150px;
            height: 150px;
            border-radius: 50%;
            background: linear-gradient(135deg, #00ff9d, #00c3ff);
            padding: 4px;
            margin: 0 auto 30px;
            position: relative;
            animation: pulse 3s infinite;
        }

        .profile-image::before {
            content: '';
            position: absolute;
            inset: 4px;
            border-radius: 50%;
            background: #0a0a0a;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .profile-image i {
            font-size: 60px;
            color: #00ff9d;
            position: relative;
            z-index: 1;
            line-height: 142px;
        }

        @keyframes pulse {
            0%, 100% { box-shadow: 0 0 0 0 rgba(0, 255, 157, 0.4); }
            50% { box-shadow: 0 0 0 20px rgba(0, 255, 157, 0); }
        }

        .hero h1 {
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 800;
            margin-bottom: 15px;
            background: linear-gradient(135deg, #00ff9d, #00c3ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero .tagline {
            font-size: clamp(1.2rem, 2.5vw, 1.5rem);
            color: #888;
            margin-bottom: 30px;
            font-weight: 300;
        }

        .hero .description {
            max-width: 700px;
            margin: 0 auto 40px;
            font-size: 1.1rem;
            color: #b0b0b0;
            line-height: 1.8;
        }

        .cta-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 40px;
        }

        .btn {
            padding: 14px 32px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1rem;
        }

        .btn-primary {
            background: linear-gradient(135deg, #00ff9d, #00c3ff);
            color: #0a0a0a;
            box-shadow: 0 10px 30px rgba(0, 255, 157, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 40px rgba(0, 255, 157, 0.4);
        }

        .btn-secondary {
            background: rgba(255, 255, 255, 0.05);
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.1);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-3px);
        }

        /* Section About */
        .section {
            padding: 80px 20px;
            position: relative;
        }

        .section-title {
            font-size: clamp(2rem, 4vw, 2.5rem);
            text-align: center;
            margin-bottom: 60px;
            position: relative;
            display: inline-block;
            left: 50%;
            transform: translateX(-50%);
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, #00ff9d, #00c3ff);
            border-radius: 2px;
        }

        /* Skills */
        .skills-grid {
            display: flex;
            gap: 15px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 40px;
        }

        .skill-badge {
            padding: 12px 24px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 50px;
            font-size: 0.95rem;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .skill-badge:hover {
            background: rgba(0, 255, 157, 0.1);
            border-color: rgba(0, 255, 157, 0.3);
            transform: translateY(-3px);
        }

        .skill-badge i {
            color: #00ff9d;
        }

        /* Categories */
        .categories {
            display: flex;
            gap: 15px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 50px;
        }

        .category-btn {
            padding: 12px 28px;
            background: rgba(0, 255, 157, 0.1);
            border: 2px solid rgba(0, 255, 157, 0.3);
            border-radius: 50px;
            color: #00ff9d;
            cursor: pointer;
            transition: all 0.3s ease;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .category-btn:hover,
        .category-btn.active {
            background: rgba(0, 255, 157, 0.2);
            border-color: #00ff9d;
            transform: translateY(-2px);
            box-shadow: 0 5px 20px rgba(0, 255, 157, 0.2);
        }

        /* Articles Grid */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .article-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 20px;
            overflow: hidden;
            transition: all 0.4s ease;
            opacity: 0;
            animation: fadeInUp 0.6s ease forwards;
        }

        .article-card:nth-child(1) { animation-delay: 0.1s; }
        .article-card:nth-child(2) { animation-delay: 0.2s; }
        .article-card:nth-child(3) { animation-delay: 0.3s; }
        .article-card:nth-child(4) { animation-delay: 0.4s; }

        .article-card:hover {
            transform: translateY(-10px);
            border-color: rgba(0, 255, 157, 0.3);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
            background: rgba(255, 255, 255, 0.05);
        }

        .article-image {
            width: 100%;
            height: 220px;
            object-fit: cover;
            background: linear-gradient(135deg, rgba(0, 255, 157, 0.1), rgba(0, 195, 255, 0.1));
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

        .article-content {
            padding: 25px;
        }

        .article-tag {
            display: inline-block;
            padding: 6px 14px;
            background: rgba(0, 255, 157, 0.15);
            color: #00ff9d;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 15px;
        }

        .article-title {
            font-size: 1.4rem;
            margin-bottom: 12px;
            color: #fff;
            line-height: 1.4;
        }

        .article-date {
            color: #888;
            font-size: 0.9rem;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-excerpt {
            color: #b0b0b0;
            margin-bottom: 20px;
            line-height: 1.6;
        }

        .read-more {
            color: #00ff9d;
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s ease;
        }

        .read-more:hover {
            gap: 12px;
        }

        /* Footer */
        footer {
            background: rgba(0, 0, 0, 0.5);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 60px 20px 30px;
            margin-top: 100px;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-section h3 {
            color: #00ff9d;
            margin-bottom: 20px;
            font-size: 1.2rem;
        }

        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 15px;
        }

        .social-link {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #00ff9d;
            transition: all 0.3s ease;
            text-decoration: none;
        }

        .social-link:hover {
            background: rgba(0, 255, 157, 0.1);
            border-color: #00ff9d;
            transform: translateY(-3px);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #888;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .articles-grid {
                grid-template-columns: 1fr;
            }

            .hero {
                padding: 60px 20px;
                min-height: auto;
            }

            .section {
                padding: 60px 20px;
            }
        }

        /* Scroll indicator */
        .scroll-indicator {
            position: absolute;
            bottom: 40px;
            left: 50%;
            transform: translateX(-50%);
            animation: bounce 2s infinite;
        }

        .scroll-indicator i {
            font-size: 2rem;
            color: #00ff9d;
            opacity: 0.6;
        }

        @keyframes bounce {
            0%, 100% { transform: translateX(-50%) translateY(0); }
            50% { transform: translateX(-50%) translateY(10px); }
        }

/* Footer link colour, extracted from inline styles */
#site-footer a { color: #b0b0b0; text-decoration: none; transition: color 0.3s; }
#site-footer a:hover { color: #00ff9d; }