/* Global Styles */
        html, body {
            height: 100%;
            font-size: 16px;
            scroll-behavior: smooth;
        }

        /* Reset */
        *::before, *::after {
            box-sizing: border-box;
        }

        body, h1, h2, h3, p, ul, li {
            margin: 0;
            padding: 0;
        }

        ul {
            list-style: none;
        }
* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --primary-dark: #1d1d1f;
            --secondary-dark: #2d2d2f;
            --text-primary: #f5f5f7;
            --text-secondary: #a1a1a6;
            --accent-blue: #007aff;
            --accent-purple: #5856d6;
            --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            --gradient-secondary: linear-gradient(135deg, #00d4aa 0%, #00b4d8 100%);
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background-color: var(--primary-dark);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* Navigation */
        nav {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(29, 29, 31, 0.9);
            backdrop-filter: blur(20px);
            z-index: 1000;
            transition: all 0.3s ease;
        }

        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 60px;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

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

        .nav-links a {
            color: var(--text-primary);
            text-decoration: none;
            font-weight: 400;
            transition: color 0.3s ease;
        }

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

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: radial-gradient(ellipse at center, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
            position: relative;
            overflow: hidden;
        }

        .hero-profile {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 4rem;
            max-width: 1200px;
            padding: 0 2rem;
        }

        .hero-image {
            flex: 0 0 auto;
        }

        .hero-image img {
            width: 300px;
            height: 300px;
            border-radius: 50%;
            object-fit: cover;
            border: 4px solid rgba(102, 126, 234, 0.3);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
            transition: all 0.3s ease;
        }

        .hero-image img:hover {
            transform: scale(1.05);
            border-color: rgba(102, 126, 234, 0.6);
        }

        .hero-text {
            flex: 1;
            text-align: left;
        }

        .hero-content {
            max-width: 800px;
            padding: 0 2rem;
            animation: fadeInUp 1s ease-out;
        }

        .hero h1 {
            font-size: clamp(3rem, 8vw, 6rem);
            font-weight: 700;
            margin-bottom: 1rem;
            line-height: 1;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: clamp(1.5rem, 3vw, 2.5rem);
            font-weight: 300;
            margin-bottom: 2rem;
            color: var(--text-secondary);
        }

        .hero-description {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 3rem;
            line-height: 1.8;
        }

        .cta-button {
            display: inline-block;
            background: var(--gradient-primary);
            color: white;
            padding: 1rem 4.5rem;
            margin: 0 auto;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
        }

        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
        }

        /* Section Styling */
        .section {
            padding: 6rem 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .section-title {
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 700;
            text-align: center;
            margin-bottom: 3rem;
            background: var(--gradient-secondary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.1;
        }

        .section-content {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--text-secondary);
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }

        /* Expertise Widget */
        .expertise-widget {
            margin-top: 4rem;
            background: var(--secondary-dark);
            border-radius: 25px;
            padding: 3rem;
            border: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            overflow: hidden;
        }

        .expertise-widget::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--gradient-primary);
        }

        .expertise-tabs {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-bottom: 3rem;
            flex-wrap: wrap;
        }

        .tab-button {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.2);
            color: var(--text-secondary);
            padding: 0.8rem 1.5rem;
            border-radius: 50px;
            cursor: pointer;
            transition: all 0.3s ease;
            font-weight: 500;
            font-size: 0.9rem;
        }

        .tab-button.active {
            background: var(--gradient-primary);
            border-color: transparent;
            color: white;
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
        }

        .tab-button:hover:not(.active) {
            border-color: rgba(102, 126, 234, 0.5);
            color: var(--text-primary);
        }

        .tab-content {
            display: none;
            animation: fadeIn 0.5s ease;
            text-align: center;
        }

        .tab-content.active {
            display: block;
        }

        .tab-content h3 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            background: var(--gradient-secondary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .tab-content p {
            font-size: 1.2rem;
            line-height: 1.8;
            color: var(--text-secondary);
            margin-bottom: 2rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .expertise-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: var(--gradient-secondary);
            color: white;
            padding: 1rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 10px 30px rgba(0, 212, 170, 0.3);
            line-height: 1;
        }

        .expertise-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 40px rgba(0, 212, 170, 0.4);
        }

        .expertise-cta::after {
            content: '→';
            transition: transform 0.3s ease;
        }

        .expertise-cta:hover::after {
            transform: translateX(5px);
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .expertise-card {
            background: var(--secondary-dark);
            padding: 2.5rem;
            border-radius: 20px;
            transition: all 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .expertise-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
            border-color: rgba(102, 126, 234, 0.3);
        }

        .expertise-card h3 {
            font-size: 1.5rem;
            font-weight: 600;
            margin-bottom: 1rem;
            color: var(--accent-blue);
        }

        .expertise-card p {
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* Book Section */
        .book-section {
            background: var(--secondary-dark);
            padding: 6rem 2rem;
        }

        .book-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            gap: 4rem;
        }

        .book-image {
            flex: 0 0 auto;
        }

        .book-image img {
            width: 250px;
            height: 350px;
            object-fit: cover;
            border-radius: 15px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
            transition: all 0.3s ease;
        }

        .book-image img:hover {
            transform: translateY(-10px) rotateY(5deg);
            box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
        }

        .book-content {
            flex: 1;
        }

        .book-content h2 {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 700;
            margin-bottom: 1rem;
            background: var(--gradient-secondary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

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

        .book-cta {
            display: inline-block;
            background: var(--gradient-secondary);
            color: white;
            padding: 1rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 10px 30px rgba(0, 212, 170, 0.3);
        }

        .book-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 15px 40px rgba(0, 212, 170, 0.4);
        }

        /* Journey Timeline Section */
        .journey-timeline {
            position: relative;
            max-width: 800px;
            margin: 4rem auto 0;
        }

        .timeline-item {
            background: var(--secondary-dark);
            padding: 2rem;
            border-radius: 15px;
            margin-bottom: 2rem;
            border-left: 4px solid var(--accent-purple);
            transition: all 0.3s ease;
            position: relative;
        }

        .timeline-item:hover {
            transform: translateX(10px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        }

        .timeline-item.current {
            background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(0, 212, 170, 0.1) 100%);
            border-left: 4px solid var(--accent-blue);
            box-shadow: 0 15px 35px rgba(102, 126, 234, 0.2);
        }

        .timeline-item.current::before {
            content: "I AM HERE";
            position: absolute;
            top: -12px;
            right: 20px;
            background: var(--gradient-primary);
            color: white;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            animation: pulse 2s ease-in-out infinite;
            z-index: 10;
        }

        .timeline-item.current::after {
            content: "🚀";
            position: absolute;
            top: -8px;
            right: -5px;
            font-size: 1.2rem;
            animation: bounce 1.5s ease-in-out infinite;
            z-index: 11;
        }

        @keyframes pulse {
            0%, 100% { 
                transform: scale(1);
                box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.7);
            }
            50% { 
                transform: scale(1.05);
                box-shadow: 0 0 0 10px rgba(102, 126, 234, 0);
            }
        }

        @keyframes bounce {
            0%, 20%, 50%, 80%, 100% {
                transform: translateY(0);
            }
            40% {
                transform: translateY(-8px);
            }
            60% {
                transform: translateY(-4px);
            }
        }

        .timeline-item h3 {
            font-size: 1.3rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--accent-purple);
        }

        .timeline-item.current h3 {
            color: var(--accent-blue);
        }

        .timeline-item p {
            color: var(--text-secondary);
        }

        /* Contact Section */
        .contact {
            background: var(--secondary-dark);
            text-align: center;
            padding: 6rem 2rem;
        }

        .contact-content {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
        }

        /* checkmarks */
        .contact-list {
            list-style: none;
            margin: 2rem 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            align-self: center;
            gap: .5rem;
        }

        .contact-list li {
            display: flex;
            align-items: center;
            font-size: 1.1rem;
            color: var(--text-secondary);
            gap: 0.75rem;
        }

        .checkmark {
            font-size: 1.2rem;
            color: var(--accent-purple);
        }

        .check-text {
            display: inline-block;
        }

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

        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* Floating Particles */
        .particle {
            position: absolute;
            width: 4px;
            height: 4px;
            background: var(--accent-blue);
            border-radius: 50%;
            opacity: 0.6;
            animation: float 6s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px) rotate(0deg); }
            50% { transform: translateY(-20px) rotate(180deg); }
        }

        /* Mobile Responsivity */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .hero-profile {
                flex-direction: column;
                gap: 2rem;
                text-align: center;
            }

            .hero-text {
                text-align: center;
            }

            .hero-image img {
                width: 200px;
                height: 200px;
            }

            .hero {
                padding: 8rem 1rem 2rem;
            }

            .section {
                padding: 4rem 1rem;
            }

            .expertise-tabs {
                gap: 0.5rem;
                margin-bottom: 2rem;
            }

            .tab-button {
                padding: 0.6rem 1rem;
                font-size: 0.8rem;
                min-width: 0;
                white-space: nowrap;
                flex-grow: 1;
            }

            .expertise-widget {
                padding: 2rem 1.5rem;
            }

            .tab-content h3 {
                font-size: 1.5rem;
            }

            .tab-content p {
                font-size: 1rem;
            }

            .expertise-grid {
                min-width: 200%;
            }

            .expertise-card {
                padding: 2rem;
                min-width: 250px;
            }

            .book-container {
                flex-direction: column;
                gap: 2rem;
                text-align: center;
            }

            .book-image img {
                width: 200px;
                height: 280px;
            }

            /* Mobile timeline adjustments */
            .timeline-item.current::before {
                right: 10px;
                font-size: 0.6rem;
                padding: 0.2rem 0.6rem;
            }

            .timeline-item.current::after {
                right: -3px;
                font-size: 1rem;
            }
        }

        @media (max-width: 480px) {
            .tab-button {
                flex-grow: 0;
            }

            .timeline-item.current::before {
                right: 5px;
                top: -10px;
            }

            .timeline-item.current::after {
                right: -2px;
                top: -6px;
            }
        }
        
        .footer {
            background-color: #1c1c1d;
            padding: 20px;
            text-align: center;
            border-top: 1px solid #333333;
            color: #cccccc;
            font-size: 14px;
        }
        
        .footer p {
            margin: 0;
        }