:root {
            --color-bg-primary: #050505;
            --color-bg-secondary: #0a0a0a;
            --color-bg-tertiary: #111111;
            
            --color-accent-primary: #00ff88;
            --color-accent-secondary: #00ccff;
            --color-accent-alert: #ff0055;
            --color-accent-warn: #ffcc00;

            --color-text-main: #e0e0e0;
            --color-text-muted: #888888;
            --color-text-dark: #050505;

            --font-main: 'Outfit', sans-serif;
            --font-code: 'Fira Code', monospace;

            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 32px;
            --spacing-xl: 64px;
            --spacing-xxl: 128px;

            --border-radius-sm: 4px;
            --border-radius-md: 8px;
            --border-radius-lg: 16px;
            --border-radius-full: 9999px;

            --shadow-sm: 0 2px 4px rgba(0,0,0,0.5);
            --shadow-glow: 0 0 20px rgba(0, 255, 136, 0.15);
            --shadow-card: 0 10px 30px -10px rgba(0,0,0,0.8);

            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-medium: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);

            --z-cursor: 9999;
            --z-modal: 1000;
            --z-header: 100;
            --z-content: 10;
            --z-background: -1;
        }

        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            outline: none;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            background-color: var(--color-bg-primary);
            color: var(--color-text-main);
            font-family: var(--font-main);
            line-height: 1.6;
            overflow-x: hidden;
            cursor: none;
        }

        ::selection {
            background: var(--color-accent-primary);
            color: var(--color-bg-primary);
        }

        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--color-bg-secondary);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--color-accent-primary);
            border-radius: var(--border-radius-full);
        }

        a {
            text-decoration: none;
            color: inherit;
            cursor: none;
        }

        ul {
            list-style: none;
        }

        img {
            max-width: 100%;
            display: block;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        .flex { display: flex; }
        .flex-col { flex-direction: column; }
        .justify-center { justify-content: center; }
        .justify-between { justify-content: space-between; }
        .align-center { align-items: center; }
        .wrap { flex-wrap: wrap; }
        .gap-md { gap: var(--spacing-md); }
        .gap-lg { gap: var(--spacing-lg); }
        
        .grid { display: grid; }
        .grid-3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
        
        .text-center { text-align: center; }
        .text-right { text-align: right; }
        .text-uppercase { text-transform: uppercase; }
        
        .mt-lg { margin-top: var(--spacing-lg); }
        .mb-lg { margin-bottom: var(--spacing-lg); }
        .py-xxl { padding-top: var(--spacing-xxl); padding-bottom: var(--spacing-xxl); }

        .hidden { display: none !important; }
        .opacity-0 { opacity: 0; }

        .cursor-dot,
        .cursor-outline {
            position: fixed;
            top: 0;
            left: 0;
            transform: translate(-50%, -50%);
            border-radius: 50%;
            z-index: var(--z-cursor);
            pointer-events: none;
        }

        .cursor-dot {
            width: 8px;
            height: 8px;
            background-color: var(--color-accent-primary);
        }

        .cursor-outline {
            width: 40px;
            height: 40px;
            border: 1px solid var(--color-accent-primary);
            transition: width 0.2s, height 0.2s, background-color 0.2s;
        }

        body:hover .cursor-outline.hovered {
            width: 60px;
            height: 60px;
            background-color: rgba(0, 255, 136, 0.1);
            border-color: transparent;
        }

        noscript {
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            background: #000;
            z-index: 10000;
            display: flex;
            align-items: center;
            justify-content: center;
            color: red;
            font-family: var(--font-code);
            text-align: center;
            padding: 2rem;
        }

        .security-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: #000;
            z-index: 99999;
            display: none;
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            background: transparent;
            border: 1px solid var(--color-accent-primary);
            color: var(--color-accent-primary);
            font-family: var(--font-code);
            font-size: 0.9rem;
            letter-spacing: 1px;
            text-transform: uppercase;
            position: relative;
            overflow: hidden;
            transition: var(--transition-medium);
            z-index: 1;
        }

        .btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: var(--color-accent-primary);
            z-index: -1;
            transition: var(--transition-medium);
        }

        .btn:hover {
            color: var(--color-bg-primary);
            box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
        }

        .btn:hover::before {
            left: 0;
        }

        .btn-glitch {
            border-color: var(--color-accent-alert);
            color: var(--color-accent-alert);
        }
        .btn-glitch::before { background: var(--color-accent-alert); }
        .btn-glitch:hover { box-shadow: 0 0 20px rgba(255, 0, 85, 0.4); }

        .card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--border-radius-lg);
            padding: var(--spacing-lg);
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(10px);
            transition: transform 0.1s ease;
            transform-style: preserve-3d;
        }

        .card-content {
            transform: translateZ(20px);
        }

        .card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            border-radius: var(--border-radius-lg);
            box-shadow: inset 0 0 0 1px rgba(255,255,255,0.1);
            pointer-events: none;
        }

        .card:hover {
            border-color: var(--color-accent-primary);
        }

        .section-header {
            margin-bottom: var(--spacing-xl);
            position: relative;
            display: inline-block;
        }

        .section-header h2 {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--color-text-main);
        }

        .section-header span {
            position: absolute;
            top: -20px;
            left: 0;
            font-family: var(--font-code);
            font-size: 4rem;
            color: rgba(255, 255, 255, 0.03);
            z-index: -1;
            white-space: nowrap;
        }

        .line-accent {
            width: 60px;
            height: 4px;
            background: var(--color-accent-primary);
            margin-top: 10px;
        }

        .header {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: var(--z-header);
            background: rgba(5, 5, 5, 0.85);
            backdrop-filter: blur(15px);
            border-bottom: 1px solid rgba(255,255,255,0.05);
            padding: var(--spacing-md) 0;
            transition: var(--transition-medium);
        }

        .nav-logo {
            font-family: var(--font-code);
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--color-text-main);
            letter-spacing: -1px;
        }
        
        .nav-logo span { color: var(--color-accent-primary); }

        .nav-menu li { display: inline-block; margin-left: var(--spacing-lg); }
        
        .nav-link {
            font-size: 0.9rem;
            text-transform: uppercase;
            font-weight: 500;
            color: var(--color-text-muted);
            position: relative;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent-primary);
            transition: var(--transition-medium);
        }

        .nav-link:hover { color: var(--color-text-main); }
        .nav-link:hover::after { width: 100%; }

        #hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding-top: 80px;
            overflow: hidden;
        }

        #canvas-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: var(--z-background);
        }

        .hero-content {
            z-index: var(--z-content);
            text-align: left;
            max-width: 800px;
        }

        .hero-greeting {
            font-family: var(--font-code);
            color: var(--color-accent-primary);
            font-size: 1.1rem;
            margin-bottom: var(--spacing-md);
            display: block;
        }

        .hero-title {
            font-size: clamp(3rem, 8vw, 5rem);
            font-weight: 900;
            line-height: 1.1;
            margin-bottom: var(--spacing-sm);
            background: linear-gradient(90deg, #fff, #888);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-subtitle {
            font-size: clamp(2rem, 5vw, 4rem);
            font-weight: 700;
            color: var(--color-text-muted);
            margin-bottom: var(--spacing-lg);
        }

        .hero-desc {
            max-width: 500px;
            color: var(--color-text-muted);
            font-size: 1.1rem;
            margin-bottom: var(--spacing-xl);
        }

        .skill-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 20px;
        }

        .skill-tag {
            font-family: var(--font-code);
            font-size: 0.85rem;
            color: var(--color-accent-secondary);
            border: 1px solid var(--color-accent-secondary);
            padding: 5px 15px;
            border-radius: var(--border-radius-full);
            transition: var(--transition-fast);
        }

        .skill-tag:hover {
            background: rgba(0, 204, 255, 0.1);
            transform: translateY(-2px);
        }

        .project-grid {
            margin-top: var(--spacing-lg);
        }

        .project-card-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--spacing-md);
        }

        .folder-icon {
            font-size: 2.5rem;
            color: var(--color-accent-primary);
        }

        .project-links a {
            font-size: 1.2rem;
            color: var(--color-text-main);
            margin-left: 10px;
            transition: var(--transition-fast);
        }

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

        .project-title {
            font-size: 1.4rem;
            margin-bottom: var(--spacing-sm);
            color: var(--color-text-main);
        }

        .project-desc {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            margin-bottom: var(--spacing-lg);
        }

        .project-tech-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            font-family: var(--font-code);
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        #cv-download {
            background: linear-gradient(180deg, rgba(20,20,20,0) 0%, rgba(20,20,20,1) 100%);
            border-top: 1px solid #222;
        }

        .footer {
            background: #020202;
            padding: var(--spacing-xl) 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--color-accent-primary), transparent);
        }

        .social-bar {
            display: flex;
            justify-content: center;
            gap: 30px;
            margin-bottom: 30px;
        }

        .social-icon {
            font-size: 1.5rem;
            color: var(--color-text-muted);
            transition: var(--transition-bounce);
        }

        .social-icon:hover {
            color: var(--color-accent-primary);
            transform: translateY(-5px);
        }

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

        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(0, 255, 136, 0.4); }
            70% { box-shadow: 0 0 0 10px rgba(0, 255, 136, 0); }
            100% { box-shadow: 0 0 0 0 rgba(0, 255, 136, 0); }
        }

        .animate-fade-up {
            animation: fadeIn 0.8s ease-out forwards;
            opacity: 0;
        }
        
        .delay-100 { animation-delay: 0.1s; }
        .delay-200 { animation-delay: 0.2s; }
        .delay-300 { animation-delay: 0.3s; }

        @media (max-width: 768px) {
            .nav-menu { display: none; }
            .grid-3 { grid-template-columns: 1fr; }
            .hero-title { font-size: 2.5rem; }
            .section-header span { display: none; }
        }