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

        :root {
            --primary-color: #0a0a0a;
            --secondary-color: #1a1a1a;
            --accent-color: #0066ff;
            --text-primary: #ffffff;
            --text-secondary: #a0a0a0a;
            --border-color: #2a2a2a;
            --success-color: #00d4aa;
            --gradient-primary: linear-gradient(135deg, #0066ff 0%, #004499 100%);
            --gradient-secondary: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
            --shadow-light: 0 2px 20px rgba(0, 102, 255, 0.1);
            --shadow-heavy: 0 10px 40px rgba(0, 102, 255, 0.2);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --mobile-bottom-nav-height: 70px;
        }

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

        /* Loading Animation */
        .loader {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--primary-color);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            transition: opacity 0.5s, visibility 0.5s;
        }

        .loader.hidden {
            opacity: 0;
            visibility: hidden;
        }

        .loader-content {
            text-align: center;
        }

        .loader-spinner {
            width: 60px;
            height: 60px;
            border: 2px solid var(--border-color);
            border-top: 2px solid var(--accent-color);
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin: 0 auto 1rem;
        }

        @keyframes spin {
            to { transform: rotate(360deg); }
        }

        /* ORIGINAL NAVIGATION - Desktop Style (Hidden on mobile) */
        nav {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(10, 10, 10, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
            padding: 1rem 0;
            transition: var(--transition);
        }

        .nav-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            cursor: pointer;
        }

        .nav-menu {
            display: flex;
            gap: 2.5rem;
            list-style: none;
        }

        .nav-link {
            color: var(--text-secondary);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            transition: var(--transition);
            position: relative;
            padding: 0.5rem 0;
        }

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

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-color);
            transition: var(--transition);
        }

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

        /* MOBILE NAVIGATION ELEMENTS - Only visible on mobile */
        .mobile-nav-elements {
            display: none;
        }

        /* MOBILE TOP BAR - Minimal like original */
        .mobile-top-bar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: rgba(10, 10, 10, 0.98);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            display: none;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
            z-index: 1000;
        }

        .mobile-top-logo {
            font-size: 1.2rem;
            font-weight: 700;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .mobile-menu-trigger {
            width: 40px;
            height: 40px;
            background: var(--secondary-color);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 1.1rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .mobile-menu-trigger:active {
            transform: scale(0.95);
            background: var(--accent-color);
        }

        /* MOBILE BOTTOM NAVIGATION - Phone Style (KEEPING THIS) */
        .mobile-bottom-nav {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--mobile-bottom-nav-height);
            background: rgba(26, 26, 26, 0.98);
            backdrop-filter: blur(20px);
            border-top: 1px solid var(--border-color);
            display: none;
            z-index: 1000;
        }

        .bottom-nav-container {
            display: flex;
            justify-content: space-around;
            align-items: center;
            height: 100%;
            padding: 0 8px;
        }

        .bottom-nav-item {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            height: 100%;
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.7rem;
            transition: var(--transition);
            position: relative;
            border-radius: 10px;
            margin: 0 2px;
        }

        .bottom-nav-item:active {
            transform: scale(0.95);
            background: var(--secondary-color);
        }

        .bottom-nav-item.active {
            color: var(--accent-color);
        }

        .bottom-nav-item.active::before {
            content: '';
            position: absolute;
            top: 6px;
            width: 4px;
            height: 4px;
            background: var(--accent-color);
            border-radius: 50%;
        }

        .bottom-nav-icon {
            font-size: 1.4rem;
            margin-bottom: 4px;
        }

        .bottom-nav-label {
            font-size: 0.65rem;
            font-weight: 500;
            letter-spacing: 0.5px;
        }

        /* Main Container */
        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        /* Sections */
        .section {
            min-height: 100vh;
            padding: 6rem 0 2rem;
            opacity: 0;
            transform: translateY(30px);
            transition: var(--transition);
            display: none;
        }

        .section.active {
            display: block;
            opacity: 1;
            transform: translateY(0);
            animation: fadeInUp 0.8s ease-out;
        }

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

        /* Hero Section - Original Design */
        .hero {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
            min-height: calc(100vh - 6rem);
        }

        .hero-content h1 {
            font-size: 4rem;
            font-weight: 700;
            line-height: 1.1;
            margin-bottom: 1.5rem;
            letter-spacing: -0.03em;
        }

        .hero-title {
            font-size: 1.5rem;
            color: var(--accent-color);
            margin-bottom: 1.5rem;
            font-weight: 500;
        }

        .hero-description {
            font-size: 1.1rem;
            color: var(--text-secondary);
            margin-bottom: 2.5rem;
            line-height: 1.7;
        }

        .hero-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
            margin-bottom: 3rem;
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--accent-color);
            display: block;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .hero-visual {
            position: relative;
            height: 500px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .profile-card {
            background: var(--gradient-secondary);
            border: 1px solid var(--border-color);
            border-radius: 2rem;
            padding: 3rem;
            text-align: center;
            box-shadow: var(--shadow-heavy);
            transform: rotate(-2deg);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .profile-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(0, 102, 255, 0.1) 0%, transparent 70%);
            animation: pulse 4s ease-in-out infinite;
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); opacity: 0.5; }
            50% { transform: scale(1.1); opacity: 0.8; }
        }

        .profile-card:hover {
            transform: rotate(0deg) scale(1.02);
            box-shadow: 0 20px 60px rgba(0, 102, 255, 0.3);
        }

        .profile-avatar {
            width: 210px;
            height: 210px;
            background: rgba(0, 0, 0, 0);
            border-radius: 50%;
            margin: 0 auto 1.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            font-weight: 700;
            position: relative;
            z-index: 1;
        }

        .profile-name {
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
            position: relative;
            z-index: 1;
        }

        .profile-title {
            color: var(--text-secondary);
            font-size: 0.9rem;
            position: relative;
            z-index: 1;
        }

        /* CTA Buttons - Original Design */
        .cta-group {
            display: flex;
            gap: 1rem;
        }

        .btn {
            padding: 0.875rem 2rem;
            border: none;
            border-radius: 0.75rem;
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            letter-spacing: 0.02em;
        }

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

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

        .btn-secondary {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid var(--border-color);
        }

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

        /* Section Headers - Original */
        .section-header {
            margin-bottom: 3rem;
        }

        .section-title {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }

        .section-subtitle {
            font-size: 1.2rem;
            color: var(--text-secondary);
        }

        /* About Section - Original Grid Layout */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: start;
        }

        .experience-list {
            list-style: none;
        }

        .experience-item {
            background: var(--secondary-color);
            border: 1px solid var(--border-color);
            border-radius: 1rem;
            padding: 2rem;
            margin-bottom: 1.5rem;
            transition: var(--transition);
        }

        .experience-item:hover {
            border-color: var(--accent-color);
            transform: translateX(5px);
        }

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

        .experience-title {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 0.25rem;
        }

        .experience-company {
            color: var(--accent-color);
            font-size: 0.9rem;
        }

        .experience-date {
            color: var(--text-secondary);
            font-size: 0.8rem;
        }

        .skills-showcase {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }

        .skill-category {
            background: var(--secondary-color);
            border: 1px solid var(--border-color);
            border-radius: 1rem;
            padding: 1.5rem;
            transition: var(--transition);
        }

        .skill-category:hover {
            border-color: var(--accent-color);
        }

        .skill-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1rem;
        }

        .skill-name {
            font-weight: 600;
        }

        .skill-level {
            font-size: 0.8rem;
            color: var(--success-color);
        }

        .skill-bar {
            height: 4px;
            background: var(--border-color);
            border-radius: 2px;
            overflow: hidden;
        }

        .skill-progress {
            height: 100%;
            background: var(--gradient-primary);
            border-radius: 2px;
            transition: width 1s ease-out;
        }

        /* Projects Section - Original Layout */
        .projects-showcase {
            display: grid;
            gap: 3rem;
        }

        .project-featured {
            background: var(--secondary-color);
            border: 1px solid var(--border-color);
            border-radius: 2rem;
            padding: 3rem;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            transition: var(--transition);
        }

        .project-featured:hover {
            border-color: var(--accent-color);
            transform: translateY(-5px);
            box-shadow: var(--shadow-heavy);
        }

        .project-content h3 {
            font-size: 2rem;
            margin-bottom: 1rem;
            color: var(--text-primary);
        }

        .project-description {
            color: var(--text-secondary);
            margin-bottom: 2rem;
            line-height: 1.6;
        }

        .project-metrics {
            display: flex;
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .metric {
            text-align: center;
        }

        .metric-value {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent-color);
        }

        .metric-label {
            font-size: 0.8rem;
            color: var(--text-secondary);
        }

        .project-tech-stack {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            margin-bottom: 2rem;
        }

        .tech-badge {
            background: rgba(0, 102, 255, 0.1);
            color: var(--accent-color);
            padding: 0.5rem 1rem;
            border-radius: 2rem;
            font-size: 0.8rem;
            font-weight: 500;
            border: 1px solid rgba(0, 102, 255, 0.2);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .project-visual {
            position: relative;
            height: 300px;
            background: var(--primary-color);
            border-radius: 1rem;
            overflow: hidden;
            border: 1px solid var(--border-color);
        }

        .project-image {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.8;
            transition: var(--transition);
        }

        .project-featured:hover .project-image {
            opacity: 1;
            transform: scale(1.05);
        }

        .project-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
        }

        .project-card {
            background: var(--secondary-color);
            border: 1px solid var(--border-color);
            border-radius: 1.5rem;
            padding: 2rem;
            transition: var(--transition);
        }

        .project-card:hover {
            border-color: var(--accent-color);
            transform: translateY(-3px);
        }

        /* Contact Section - Original Layout */
        .contact-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }

        .contact-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1.5rem;
            background: var(--secondary-color);
            border: 1px solid var(--border-color);
            border-radius: 1rem;
            transition: var(--transition);
            text-decoration: none;
            color: var(--text-primary);
        }

        .contact-item:hover {
            border-color: var(--accent-color);
            transform: translateX(5px);
        }

        .contact-icon {
            width: 50px;
            height: 50px;
            background: var(--gradient-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
        }

        .contact-details h4 {
            margin-bottom: 0.25rem;
        }

        .contact-details p {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        .contact-form {
            background: var(--secondary-color);
            border: 1px solid var(--border-color);
            border-radius: 1.5rem;
            padding: 2.5rem;
        }

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

        .form-group label {
            display: block;
            margin-bottom: 0.75rem;
            font-weight: 500;
            color: var(--text-primary);
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 1rem;
            background: var(--primary-color);
            border: 1px solid var(--border-color);
            border-radius: 0.75rem;
            color: var(--text-primary);
            font-size: 1rem;
            transition: var(--transition);
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--accent-color);
            background: rgba(0, 102, 255, 0.05);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 120px;
        }

        /* Mobile Responsive with Original Design */
        @media (max-width: 768px) {
            /* Hide desktop nav, show mobile elements */
            nav {
                display: none;
            }
            
            .mobile-nav-elements {
                display: block;
            }
            
            .mobile-top-bar {
                display: flex;
            }
            
            .mobile-bottom-nav {
                display: block;
            }
            
            /* Adjust body padding for mobile nav */
            body {
                padding-top: 60px;
                padding-bottom: var(--mobile-bottom-nav-height);
            }
            
            /* Mobile container adjustments */
            .container {
                padding: 0 1.5rem;
            }
            
            /* Mobile hero adjustments */
            .hero {
                grid-template-columns: 1fr;
                text-align: center;
                gap: 2rem;
                min-height: calc(100vh - 160px);
            }
            
            .hero-content h1 {
                font-size: 2.5rem;
            }
            
            .hero-title {
                font-size: 1.2rem;
            }
            
            .hero-description {
                font-size: 1rem;
            }
            
            .hero-stats {
                grid-template-columns: repeat(3, 1fr);
                gap: 1rem;
            }
            
            .stat-number {
                font-size: 2rem;
            }
            
            .section-title {
                font-size: 2rem;
            }
            
            .section-header {
                text-align: center;
            }
            
            .about-grid,
            .contact-layout {
                grid-template-columns: 1fr;
            }
            
            .project-featured {
                grid-template-columns: 1fr;
            }
            
            .project-grid {
                grid-template-columns: 1fr;
            }
            
            .cta-group {
                flex-direction: column;
                align-items: center;
            }
            
            .btn {
                width: 100%;
                max-width: 280px;
                justify-content: center;
            }
            
            .profile-card {
                transform: none;
                padding: 2rem;
                max-width: 300px;
                margin: 0 auto;
            }
            
            .profile-avatar {
                width: 80px;
                height: 80px;
                font-size: 2rem;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 1rem;
            }
            
            .hero-content h1 {
                font-size: 2rem;
            }
            
            .hero-stats {
                grid-template-columns: 1fr;
                gap: 0.5rem;
            }
            
            .stat-item {
                display: flex;
                align-items: center;
                justify-content: space-between;
                padding: 0.5rem;
            }
            
            .section-title {
                font-size: 1.8rem;
            }
        }

        /* Animations */
        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            animation: fadeInUp 0.6s ease-out forwards;
        }

        .slide-in-left {
            opacity: 0;
            transform: translateX(-30px);
            animation: slideInLeft 0.8s ease-out forwards;
        }

        @keyframes slideInLeft {
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        /* Custom scrollbar */
        ::-webkit-scrollbar {
            width: 8px;
        }

        ::-webkit-scrollbar-track {
            background: var(--primary-color);
        }

        ::-webkit-scrollbar-thumb {
            background: var(--border-color);
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--accent-color);
        }