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

        :root {
            /* GitHub-inspired Deep Obsidian Theme */
            --color-bg-primary: #0D1117;
            --color-bg-secondary: #0D1117;
            --color-bg-tertiary: #161B22;
            --color-bg-elevated: #21262D;

            --color-accent-primary: #4493F8;
            --color-accent-secondary: #2EA043;
            --color-accent-tertiary: #A371F7;

            --color-success: #238636;
            --color-warning: #D29922;
            --color-error: #F85149;

            --color-text-primary: #F0F6FC;
            --color-text-secondary: #8B949E;
            --color-text-muted: #6E7681;

            --color-border: #30363D;
            --color-border-hover: #8B949E;

            --color-surface-glass: rgba(22, 27, 34, 0.8);
            --color-surface-glass-hover: rgba(48, 54, 61, 0.5);

            --shadow-glow: 0 0 10px rgba(68, 147, 248, 0.2);
            --shadow-glow-lg: 0 0 20px rgba(68, 147, 248, 0.3);

            --nav-height: 64px;
        }

        html {
            scroll-behavior: smooth;
            scroll-padding-top: calc(var(--nav-height) + 1rem);
        }

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Animations */
        @keyframes spin-slow {
            from {
                transform: rotate(0deg);
            }

            to {
                transform: rotate(360deg);
            }
        }

        @keyframes fade-in-up {
            from {
                opacity: 0;
                transform: translateY(20px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-fade-in {
            animation: fade-in-up 0.8s ease-out forwards;
        }

        .delay-100 {
            animation-delay: 0.1s;
        }

        .delay-200 {
            animation-delay: 0.2s;
        }

        .delay-300 {
            animation-delay: 0.3s;
        }

        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(13, 17, 23, 0.85);
            /* Proper glass header */
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            height: var(--nav-height);
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 100%;
        }

        .logo {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-accent-primary);
            background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-links {
            display: flex;
            gap: 32px;
            list-style: none;
        }

        .nav-links a {
            color: var(--color-text-secondary);
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: color 0.2s;
        }

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

        /* Main Content */
        main {
            padding-top: var(--nav-height);
        }

        .section {
            padding: 96px 0;
            position: relative;
        }

        .section:nth-child(even) {
            background: var(--color-bg-secondary);
        }

        /* Hero / About Specifics */
        .hero-background {
            background:
                radial-gradient(ellipse 80% 50% at 50% -20%, rgba(88, 166, 255, 0.15), transparent),
                radial-gradient(ellipse 60% 40% at 80% 60%, rgba(124, 58, 237, 0.1), transparent),
                var(--color-bg-primary);
            overflow: hidden;
            position: relative;
        }

        /* Hero Extra Elements */
        .trust-badges {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-bottom: 32px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: var(--color-surface-glass);
            border: 1px solid var(--color-border);
            border-radius: 999px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all 0.2s;
            cursor: default;
        }

        .badge:hover {
            border-color: var(--color-accent-primary);
            color: var(--color-text-primary);
            transform: translateY(-2px);
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 48px;
            margin-bottom: 32px;
        }

        .stat-item {
            text-align: center;
            transition: transform 0.2s;
        }

        .stat-item:hover {
            transform: scale(1.05);
        }

        .stat-value {
            font-family: 'Outfit', sans-serif;
            font-size: 2.25rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--color-text-primary) 30%, var(--color-text-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1;
        }

        .stat-label {
            font-family: 'Courier New', monospace;
            font-size: 0.75rem;
            color: var(--color-text-muted);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-top: 4px;
        }

        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            margin-bottom: 32px;
        }

        .btn-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 12px;
            font-size: 0.875rem;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.2s;
        }

        .btn-hero-primary {
            background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
            color: white;
            box-shadow: var(--shadow-glow);
        }

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

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

        .btn-hero-secondary:hover {
            background: var(--color-bg-elevated);
            border-color: var(--color-accent-primary);
            transform: translateY(-2px);
        }

        .hero-socials {
            display: flex;
            justify-content: center;
            gap: 12px;
        }

        .hero-social-link {
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--color-bg-tertiary);
            border: 1px solid var(--color-border);
            border-radius: 8px;
            color: var(--color-text-secondary);
            text-decoration: none;
            font-size: 1.25rem;
            transition: all 0.2s;
        }

        .hero-social-link:hover {
            background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
            border-color: transparent;
            color: white;
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
        }

        .hero-grid {
            position: absolute;
            inset: 0;
            opacity: 0.3;
            background-image:
                linear-gradient(var(--color-border) 1px, transparent 1px),
                linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
            background-size: 60px 60px;
            -webkit-mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, black 40%, transparent 100%);
            mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, black 40%, transparent 100%);
            pointer-events: none;
        }

        .avatar-container {
            position: relative;
            width: 200px;
            height: 200px;
            margin: 0 auto 40px;
        }

        .avatar-glow {
            position: absolute;
            inset: -4px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
            opacity: 0.8;
            animation: spin-slow 8s linear infinite;
        }

        .avatar-img {
            position: relative;
            width: 100%;
            height: 100%;
            border-radius: 50%;
            object-fit: cover;
            border: 4px solid var(--color-bg-primary);
            box-shadow: var(--shadow-glow-lg);
            z-index: 2;
        }

        .gradient-text {
            background: linear-gradient(135deg, var(--color-text-primary) 30%, var(--color-text-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .section-header {
            text-align: center;
            margin-bottom: 64px;
            position: relative;
            z-index: 10;
        }

        .section-title {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            font-family: 'Outfit', sans-serif;
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 800;
            position: relative;
            padding-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 64px;
            height: 4px;
            background: linear-gradient(to right, var(--color-accent-primary), var(--color-accent-secondary));
            border-radius: 2px;
        }

        .section-desc {
            max-width: 650px;
            margin: 16px auto 0;
            color: var(--color-text-secondary);
            font-size: 1.125rem;
            font-weight: 300;
        }

        /* About Section */
        .about-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            position: relative;
            z-index: 10;
        }

        .about-intro {
            font-size: 1.25rem;
            line-height: 1.8;
            color: var(--color-text-secondary);
            margin-bottom: 48px;
            font-weight: 300;
        }

        /* Skills Section */
        .skills-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 24px;
        }

        .skill-card {
            padding: 24px;
            background: var(--color-surface-glass);
            backdrop-filter: blur(12px);
            border: 1px solid var(--color-border);
            border-radius: 16px;
            transition: all 0.3s;
        }

        .skill-card:hover {
            border-color: var(--color-accent-primary);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .skill-card-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 20px;
        }

        .skill-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
            border-radius: 12px;
            color: white;
        }

        .skill-card h3 {
            font-size: 1.125rem;
            font-weight: 600;
        }

        .skill-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .skill-tag {
            padding: 6px 12px;
            background: var(--color-bg-tertiary);
            border: 1px solid var(--color-border);
            border-radius: 8px;
            font-size: 0.875rem;
            color: var(--color-text-secondary);
            transition: all 0.2s;
        }

        .skill-tag:hover {
            background: var(--color-accent-primary);
            border-color: var(--color-accent-primary);
            color: white;
        }

        /* Experience Section */
        .experience-list {
            max-width: 900px;
            margin: 0 auto;
            space: 48px 0;
        }

        .experience-item {
            padding: 32px;
            background: var(--color-bg-tertiary);
            border: 1px solid var(--color-border);
            border-radius: 16px;
            margin-bottom: 32px;
        }

        .experience-header {
            display: flex;
            justify-content: space-between;
            align-items: start;
            margin-bottom: 24px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .experience-company {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-accent-primary);
        }

        .experience-period {
            font-family: 'Courier New', monospace;
            font-size: 0.875rem;
            color: var(--color-text-muted);
            background: var(--color-bg-elevated);
            padding: 4px 12px;
            border-radius: 6px;
        }

        .project {
            padding: 20px;
            background: var(--color-bg-elevated);
            border-radius: 12px;
            margin-bottom: 16px;
        }

        .project:last-child {
            margin-bottom: 0;
        }

        .project-title {
            font-size: 1.125rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .project-highlights {
            list-style: none;
            margin: 12px 0;
        }

        .project-highlights li {
            padding-left: 24px;
            position: relative;
            margin-bottom: 8px;
            color: var(--color-text-secondary);
        }

        .project-highlights li::before {
            content: '→';
            position: absolute;
            left: 0;
            color: var(--color-accent-primary);
        }

        .tech-stack {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 12px;
        }

        .tech-badge {
            padding: 4px 10px;
            background: var(--color-bg-tertiary);
            border: 1px solid var(--color-border);
            border-radius: 6px;
            font-size: 0.75rem;
            color: var(--color-text-muted);
        }

        /* Portfolio Section */
        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 20px;
        }

        .portfolio-item {
            position: relative;
            aspect-ratio: 16/10;
            border-radius: 16px;
            overflow: hidden;
            background: var(--color-surface-glass);
            border: 1px solid var(--color-border);
            cursor: pointer;
            transition: all 0.3s;
        }

        .portfolio-item:hover {
            border-color: var(--color-accent-primary);
            transform: translateY(-8px);
            box-shadow: var(--shadow-glow-lg);
        }

        .portfolio-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }

        .portfolio-item:hover img {
            transform: scale(1.05);
        }

        .portfolio-category {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 20;
            padding: 6px 12px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--color-accent-primary);
            color: white;
            border-radius: 20px;
        }

        .portfolio-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, var(--color-bg-secondary), transparent 60%);
            opacity: 0.9;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 24px;
            transform: translateY(8px);
            transition: all 0.3s;
        }

        .portfolio-item:hover .portfolio-overlay {
            opacity: 1;
            transform: translateY(0);
        }

        .portfolio-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: white;
            margin-bottom: 4px;
        }

        .portfolio-item:hover .portfolio-title {
            color: var(--color-accent-primary);
        }

        .portfolio-desc {
            font-size: 0.875rem;
            color: var(--color-text-secondary);
        }

        .portfolio-item:hover .portfolio-desc {
            color: white;
        }

        /* Certifications Section */
        .cert-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: 24px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .cert-item {
            display: flex;
            gap: 20px;
            padding: 24px;
            background: var(--color-surface-glass);
            backdrop-filter: blur(12px);
            border: 1px solid var(--color-border);
            border-radius: 16px;
            transition: all 0.3s;
        }

        .cert-item:hover {
            border-color: var(--color-success);
            transform: translateY(-4px);
            box-shadow: 0 0 25px rgba(35, 134, 54, 0.15);
        }

        .cert-icon {
            width: 64px;
            height: 64px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--color-bg-tertiary);
            border-radius: 16px;
            transition: transform 0.3s;
        }

        .cert-item:hover .cert-icon {
            transform: scale(1.1);
        }

        .cert-content h4 {
            font-size: 1.125rem;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .verified-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 2px 8px;
            background: rgba(35, 134, 54, 0.15);
            border: 1px solid rgba(35, 134, 54, 0.2);
            border-radius: 12px;
            font-size: 0.75rem;
            color: var(--color-success);
            font-weight: 600;
        }

        .cert-issuer {
            color: var(--color-text-secondary);
            margin-bottom: 4px;
        }

        .cert-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            font-family: 'Courier New', monospace;
            text-transform: uppercase;
        }

        .education-box {
            max-width: 600px;
            margin: 64px auto 0;
            padding: 32px;
            background: var(--color-surface-glass);
            backdrop-filter: blur(12px);
            border: 1px solid var(--color-border);
            border-radius: 24px;
            text-align: center;
        }

        .education-box h3 {
            font-size: 1.5rem;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
        }

        /* Contact Section */
        .contact-content {
            max-width: 600px;
            margin: 0 auto;
        }

        .contact-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .form-group label {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-text-secondary);
        }

        .form-group input,
        .form-group textarea {
            padding: 12px 16px;
            background: var(--color-bg-tertiary);
            border: 1px solid var(--color-border);
            border-radius: 8px;
            color: var(--color-text-primary);
            font-family: inherit;
            font-size: 1rem;
            transition: all 0.2s;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--color-accent-primary);
            box-shadow: var(--shadow-glow);
        }

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

        .btn-submit {
            padding: 14px 32px;
            background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
            border: none;
            border-radius: 8px;
            color: white;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
        }

        .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow-lg);
        }

        .social-links {
            display: flex;
            justify-content: center;
            gap: 16px;
            margin-top: 32px;
        }

        .social-link {
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--color-bg-tertiary);
            border: 1px solid var(--color-border);
            border-radius: 12px;
            color: var(--color-text-secondary);
            text-decoration: none;
            transition: all 0.2s;
        }

        .social-link:hover {
            border-color: var(--color-accent-primary);
            color: var(--color-accent-primary);
            transform: translateY(-2px);
        }

        /* Footer */
        footer {
            padding: 48px 0;
            border-top: 1px solid var(--color-border);
            text-align: center;
            color: var(--color-text-muted);
            font-size: 0.875rem;
        }

        footer p {
            margin: 4px 0;
        }

        /* Scrollbar */
        ::-webkit-scrollbar {
            width: 10px;
        }

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

        ::-webkit-scrollbar-thumb {
            background: var(--color-bg-elevated);
            border-radius: 5px;
            border: 2px solid var(--color-bg-secondary);
        }

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

        /* Responsive */
        @media (max-width: 768px) {
            header {
                height: auto;
                padding: 16px 0;
                background: rgba(13, 17, 23, 0.95);
            }

            nav {
                flex-direction: column;
                gap: 16px;
            }

            .nav-links {
                gap: 16px;
                font-size: 14px;
                flex-wrap: wrap;
                justify-content: center;
            }

            .section {
                padding: 64px 0;
            }

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

            .skills-grid,
            .portfolio-grid,
            .cert-grid {
                grid-template-columns: 1fr;
            }

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

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

            .cert-icon {
                margin: 0 auto;
            }

            /* New Hero Responsive */
            .hero-stats {
                gap: 24px;
                flex-wrap: wrap;
            }

            .stat-value {
                font-size: 2rem;
            }

            .hero-buttons {
                flex-direction: column;
                width: 100%;
                padding: 0 24px;
            }

            .btn-hero {
                width: 100%;
                justify-content: center;
            }

            .trust-badges {
                padding: 0 16px;
            }
        }

        /* Icon Styling */
        .skill-icon i,
        .cert-icon i {
            font-size: 24px;
        }

        .icon-check {
            font-size: 14px;
        }