:root {
            --primary-color: #00d4ff;
            --secondary-color: #ff6b6b;
            --accent-color: #4ecdc4;
            --bg-primary: #0a0a0a;
            --bg-secondary: #1a1a1a;
            --bg-card: #252525;
            --text-primary: #ffffff;
            --text-secondary: #b0b0b0;
            --text-muted: #808080;
            --border-color: #333333;
            --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--accent-color));
            --gradient-secondary: linear-gradient(135deg, var(--secondary-color), #ff8e53);
            --shadow-light: 0 4px 6px rgba(0, 212, 255, 0.1);
            --shadow-medium: 0 8px 25px rgba(0, 0, 0, 0.3);
            --shadow-heavy: 0 15px 35px rgba(0, 0, 0, 0.5);
            --border-radius: 12px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* Reset and Base Styles */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        
        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            line-height: 1.6;
            color: var(--text-primary);
            background: var(--bg-primary);
            overflow-x: hidden;
        }

        /* Header and Navigation */
        .big_header
         {
            position: sticky;
            top: 0;
            left: 0;
            z-index: 1000;
            width: 100%;
            padding: 1rem 5%;
            background: rgba(10, 10, 10, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            transition: var(--transition);
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            text-decoration: none;
            transition: var(--transition);
        }

        .logo:hover {
            transform: scale(1.05);
        }

        nav {
            display: flex;
            gap: 2rem;
        }

        nav a {
            text-decoration: none;
            color: var(--text-secondary);
            font-weight: 500;
            transition: var(--transition);
            position: relative;
            padding: 0.5rem 0;
        }

        nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gradient-primary);
            transition: var(--transition);
        }

        nav a:hover,
        nav a.active {
            color: var(--text-primary);
        }

        nav a:hover::after,
        nav a.active::after {
            width: 100%;
        }

        /* Main Content */
        main {
            margin-top: 80px;
        }

        section {
            padding: 5rem 5% 3rem;
            max-width: 1400px;
            margin: 0 auto;
        }

        h1, h2, h3 {
            margin-bottom: 1rem;
            font-family: 'Bree Serif', serif;
        }

        h1 {
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 800;
            line-height: 1.2;
        }

        h2 {
            font-size: clamp(2rem, 4vw, 2.5rem);
            font-weight: 700;
            text-align: center;
            margin-bottom: 3rem;
            position: relative;
        }

        h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background: var(--gradient-primary);
            border-radius: 2px;
        }

        /* About Me Section */
        .about-me {
            min-height: calc(100vh - 80px);
            display: flex;
            align-items: center;
            gap: 4rem;
            padding-top: 2rem;
        }

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

        .about-me-image img {
            max-width: 100%;
            width: 350px;
            height: auto;
            min-height: 350px;
            border-radius: 50%;
            object-fit: cover;
            border: 4px solid transparent;
            background: var(--gradient-primary);
            padding: 4px;
            transition: var(--transition);
            box-shadow: var(--shadow-medium);
        }

        .about-me-image img:hover {
            transform: scale(1.05);
            box-shadow: var(--shadow-heavy);
        }

        .about-me-content {
            flex: 1.5;
        }

        .about-me-content h1 span {
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .typing-text {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 600;
            margin-bottom: 1.5rem;
        }

        .dynamic-text {
            color: var(--primary-color);
            border-right: 2px solid var(--primary-color);
            animation: blink 1s infinite;
        }

        @keyframes blink {
            0%, 50% { border-color: transparent; }
            51%, 100% { border-color: var(--primary-color); }
        }

        .about-me-content p {
            font-size: 1.1rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
            line-height: 1.8;
        }

        .social-icons {
            display: flex;
            gap: 1rem;
            margin-bottom: 2rem;
        }

        .social-icons a {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--bg-card);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 1.2rem;
            transition: var(--transition);
            border: 1px solid var(--border-color);
        }

        .social-icons a:hover {
            background: var(--gradient-primary);
            color: white;
            transform: translateY(-3px);
            box-shadow: var(--shadow-light);
        }

        .action-buttons {
            display: flex;
            gap: 1rem;
        }

        .btn-primary,
        .btn-secondary {
            padding: 0.8rem 2rem;
            border: none;
            border-radius: var(--border-radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1rem;
        }

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

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-medium);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-primary);
            border: 2px solid var(--border-color);
        }

        .btn-secondary:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
            transform: translateY(-2px);
        }

        /* Card Components */
        .card {
            background: var(--bg-card);
            border-radius: var(--border-radius);
            padding: 2rem;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            height: 100%;
        }

        .card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-medium);
            border-color: var(--primary-color);
        }

        /* Education Section */
        .education-container {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.6rem;
            align-items: stretch;
        }

        .education-item {
            background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent), var(--bg-card);
            border-radius: calc(var(--border-radius) - 2px);
            padding: 1.6rem;
            border: 1px solid rgba(255,255,255,0.04);
            transition: transform 0.28s ease, box-shadow 0.28s ease;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            gap: 0.8rem;
            min-height: 180px;
        }

        .education-item:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-medium);
            border-color: rgba(0,212,255,0.12);
        }

        .education-item h3 {
            color: var(--text-primary);
            font-size: 1.05rem;
            margin-bottom: 0.25rem;
            line-height: 1.25;
        }

        .institution {
            color: var(--primary-color);
            font-weight: 700;
            margin: 0;
            font-size: 0.95rem;
        }

        .duration {
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        /* Make the education section responsive: 2 columns on medium, 1 on small */
        @media (max-width: 1100px) {
            .education-container { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            .education-container { grid-template-columns: 1fr; }
        }

        /* Certifications Section */
        .certifications-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .certification-item {
            background: var(--bg-card);
            border-radius: var(--border-radius);
            padding: 2rem;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            text-align: center;
        }

        .certification-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-medium);
            border-color: var(--accent-color);
        }

        .certification-item img {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            margin-bottom: 1rem;
            border: 2px solid var(--border-color);
        }

        .certification-item h3 {
            color: var(--text-primary);
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }

        .year {
            background: var(--gradient-primary);
            color: white;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        /* Projects Section */
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
        }

        .project-item {
            background: var(--bg-card);
            border-radius: var(--border-radius);
            padding: 2rem;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .project-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--gradient-primary);
            transform: scaleX(0);
            transition: var(--transition);
        }

        .project-item:hover::before {
            transform: scaleX(1);
        }

        .project-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-medium);
        }

        .project-header {
            margin-bottom: 1rem;
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 1rem;
        }

        .project-header h3 {
            flex: 1;
        }

        .project-year {
            background: var(--gradient-secondary);
            color: white;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
        }

        .project-tech {
            color: var(--accent-color);
            font-size: 0.9rem;
            font-weight: 500;
            margin-top: 0.5rem;
        }

        .project-description {
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 1.5rem;
        }

        .read-more {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: var(--transition);
        }

        .read-more::after {
            content: '→';
            transition: var(--transition);
        }

        .read-more:hover {
            gap: 1rem;
        }

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

        .skills-category {
            background: var(--bg-card);
            border-radius: var(--border-radius);
            padding: 2rem;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .skills-category:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-medium);
        }

        .skills-category h3 {
            color: var(--primary-color);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .skills-category ul {
            list-style: none;
        }

        .skills-category li {
            color: var(--text-secondary);
            margin-bottom: 0.8rem;
            padding-left: 1rem;
            position: relative;
        }

        .skills-category li::before {
            content: '▶';
            color: var(--accent-color);
            position: absolute;
            left: 0;
        }

        /* Experience Section */
        .experience-item {
            background: var(--bg-card);
            border-radius: var(--border-radius);
            padding: 2rem;
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            gap: 2rem;
            transition: var(--transition);
        }

        .experience-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-medium);
        }

        .company-logo img {
            width: 80px;
            height: 80px;
            border-radius: var(--border-radius);
            object-fit: contain;
        }

        .experience-content h3 {
            color: var(--primary-color);
            margin-bottom: 0.5rem;
        }

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

        .duration {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 1rem;
        }

        .description {
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* Footer */
        footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
            padding: 3rem 5%;
            text-align: center;
        }

        .contact-section h2 {
            margin-bottom: 1rem;
        }

        .contact-info {
            display: flex;
            justify-content: center;
            gap: 2rem;
            flex-wrap: wrap;
            margin-top: 2rem;
        }

        .contact-info p {
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .contact-info i {
            color: var(--primary-color);
        }

        /* Contact Form & Grid Styles */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 360px;
            gap: 2rem;
            align-items: start;
            padding: 2.5rem 5%;
            max-width: 1200px;
            margin: 2rem auto 4rem;
        }

        .contact-left,
        .contact-right {
            width: 100%;
        }

        .contact-form-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            padding: 1.6rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-light);
        }

        .contact-form-card h2 {
            margin-bottom: 0.25rem;
        }

        .contact-form-card p {
            color: var(--text-secondary);
            margin-bottom: 1rem;
        }

        .form-row {
            display: flex;
            flex-direction: column;
            gap: 0.4rem;
            margin-bottom: 0.8rem;
        }

        .form-row label {
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        .form-row input,
        .form-row textarea {
            padding: 0.6rem 0.8rem;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            background: rgba(255,255,255,0.02);
            color: var(--text-primary);
            outline: none;
            transition: var(--transition);
        }

        .form-row input:focus,
        .form-row textarea:focus {
            border-color: rgba(0,212,255,0.18);
            box-shadow: 0 6px 24px rgba(0,212,255,0.04);
        }

        .form-actions {
            display: flex;
            gap: 0.8rem;
            align-items: center;
            margin-top: 0.6rem;
        }

        .form-status {
            color: var(--text-secondary);
            margin-top: 0.6rem;
            font-size: 0.95rem;
        }

        @media (max-width: 768px) {
            .contact-grid { grid-template-columns: 1fr; padding: 1.5rem 3%; }
            .form-actions { flex-direction: column; align-items: stretch; }
            .contact-right { order: 2; }
            .contact-left { order: 1; }
        }

        /* Right column contact info styling */
        .contact-info-right p {
            text-align: left;
            font-size: 1rem;
            margin-bottom: 0.6rem;
        }

        .contact-right h2 {
            margin-bottom: 0.25rem;
        }

        .contact-right p {
            color: var(--text-secondary);
            margin-bottom: 1rem;
        }

        /* Animated "Voir plus" button */
        .projects-more {
            text-align: center;
            margin-top: 2rem;
        }

        .btn-voir-plus {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 1rem 2.5rem;
            background: var(--gradient-primary);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            font-weight: 600;
            font-size: 1.05rem;
            text-decoration: none;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            animation: pulse-bounce 2s ease-in-out infinite;
        }

        .btn-voir-plus:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-medium);
            animation: none;
        }

        .btn-voir-plus i {
            display: inline-block;
            animation: arrow-bounce 1.5s ease-in-out infinite;
        }

        @keyframes pulse-bounce {
            0%, 100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.85;
                transform: scale(1.03);
            }
        }

        @keyframes arrow-bounce {
            0%, 100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(6px);
            }
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .big_header {
                padding: 1rem 3%;
                flex-direction: column;
                gap: 1rem;
            }

            nav {
                flex-wrap: wrap;
                justify-content: center;
                gap: 1rem;
            }

            nav a {
                font-size: 0.9rem;
            }

            section {
                padding: 3rem 3% 2rem;
            }

            .about-me {
                flex-direction: column;
                text-align: center;
                min-height: auto;
                padding-top: 4rem;
            }

            .about-me-image img {
                width: 280px;
                min-height: 280px;
            }

            .action-buttons {
                justify-content: center;
                flex-wrap: wrap;
            }

            .education-container,
            .certifications-grid,
            .projects-grid,
            .skills-grid,
            .hackathons-container,
            .awards-container {
                grid-template-columns: 1fr;
            }

            .experience-item {
                flex-direction: column;
                text-align: center;
            }

            .contact-info {
                flex-direction: column;
                gap: 1rem;
            }

            .project-header {
                flex-direction: column;
            }

            .project-year {
                align-self: flex-start;
            }
        }

        @media (max-width: 480px) {
            section {
                padding: 2rem 5% 1.5rem;
            }

            .btn-primary,
            .btn-secondary {
                padding: 0.7rem 1.5rem;
                font-size: 0.9rem;
            }

            .card {
                padding: 1.5rem;
            }
        }

        /* Hackathons Section - Innovative Design */
        .hackathons-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
            gap: 2.5rem;
        }

        .hackathon-item {
            position: relative;
            background: linear-gradient(135deg, var(--bg-card) 0%, rgba(78, 205, 196, 0.05) 100%);
            border-radius: var(--border-radius);
            padding: 2.5rem;
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .hackathon-item::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: var(--border-radius);
            padding: 1px;
            background: linear-gradient(135deg, var(--primary-color), var(--accent-color), transparent);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .hackathon-item:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-medium);
        }

        .hackathon-item:hover::before {
            opacity: 1;
        }

        .hackathon-header {
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 1;
        }

        .hackathon-header h3 {
            color: var(--text-primary);
            margin-bottom: 0.5rem;
            font-size: 1.3rem;
            font-weight: 700;
        }

        .hackathon-year {
            display: inline-block;
            background: var(--gradient-primary);
            color: white;
            padding: 0.4rem 1rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 0.8rem;
        }

        .hackathon-event {
            color: var(--accent-color);
            font-size: 0.95rem;
            font-weight: 500;
            line-height: 1.5;
            margin: 0.5rem 0;
        }

        .hackathon-description {
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1.5rem;
            flex-grow: 1;
            position: relative;
            z-index: 1;
        }

        .hackathon-item .read-more {
            align-self: flex-start;
        }

        /* Awards Section - Badge Style */
        .awards-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .award-item {
            position: relative;
            background: linear-gradient(135deg, rgba(0, 212, 255, 0.08), rgba(78, 205, 196, 0.08));
            border-radius: var(--border-radius);
            padding: 2.5rem;
            border: 2px solid transparent;
            background-clip: padding-box;
            backdrop-filter: blur(10px);
            transition: var(--transition);
            text-align: left;
            overflow: hidden;
        }

        .award-item::before {
            position: absolute;
            top: -10px;
            right: 10px;
            font-size: 3rem;
            opacity: 0.1;
            animation: float 6s ease-in-out infinite;
        }

        .award-item::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--gradient-primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        .award-item:hover::after {
            transform: scaleX(1);
        }

        .award-item:hover {
            border-color: var(--primary-color);
            box-shadow: 0 10px 40px rgba(0, 212, 255, 0.15);
            transform: translateY(-5px);
        }

        .award-item h3 {
            color: var(--primary-color);
            font-size: 1.3rem;
            margin-bottom: 0.8rem;
            font-weight: 700;
            position: relative;
            z-index: 1;
        }

        .award-item h3::before {
            content: '✦ ';
            color: var(--accent-color);
            animation: sparkle 1.5s ease-in-out infinite;
        }

        .award-description {
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1rem;
            position: relative;
            z-index: 1;
        }

        .award-description a {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            border-bottom: 1px solid transparent;
        }

        .award-description a:hover {
            border-bottom-color: var(--primary-color);
        }

        .award-year {
            display: inline-block;
            background: var(--gradient-secondary);
            color: white;
            padding: 0.4rem 0.9rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            position: relative;
            z-index: 1;
            letter-spacing: 0.5px;
        }

        /* Ensure pseudo-elements don't block clicks */
        .hackathon-item::before,
        .award-item::before,
        .award-item::after {
            pointer-events: none;
        }

        .hackathon-item .read-more,
        .award-item .read-more {
            position: relative;
            z-index: 2;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
        }

        @keyframes sparkle {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }

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

        .card,
        .project-item,
        .certification-item,
        .education-item,
        .hackathon-item,
        .award-item {
            animation: fadeInUp 0.6s ease-out;
        }