/* ============================================
           CSS VARIABLES - LIGHT MODE
        ============================================ */
        :root {
            --bg-primary: #ffffff;
            --bg-secondary: #f8fafc;
            --bg-tertiary: #f1f5f9;
            --bg-card: #ffffff;
            --bg-card-hover: #f8fafc;
            
            --text-primary: #0f172a;
            --text-secondary: #475569;
            --text-muted: #94a3b8;
            
            --accent-primary: #6366f1;
            --accent-secondary: #8b5cf6;
            --accent-tertiary: #a855f7;
            --accent-cyan: #06b6d4;
            --accent-emerald: #10b981;
            --accent-rose: #f43f5e;
            --accent-amber: #f59e0b;
            
            --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
            --gradient-secondary: linear-gradient(135deg, #06b6d4 0%, #6366f1 100%);
            --gradient-mesh: radial-gradient(at 40% 20%, rgba(99, 102, 241, 0.08) 0px, transparent 50%),
                            radial-gradient(at 80% 0%, rgba(139, 92, 246, 0.06) 0px, transparent 50%),
                            radial-gradient(at 0% 50%, rgba(6, 182, 212, 0.06) 0px, transparent 50%),
                            radial-gradient(at 80% 50%, rgba(168, 85, 247, 0.05) 0px, transparent 50%),
                            radial-gradient(at 0% 100%, rgba(99, 102, 241, 0.08) 0px, transparent 50%);
            
            --border-color: #e2e8f0;
            --border-light: #f1f5f9;
            --border-glow: rgba(99, 102, 241, 0.3);
            
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
            --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
            --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
            --shadow-glow: 0 0 60px rgba(99, 102, 241, 0.15);
            --shadow-card: 0 4px 40px rgba(0, 0, 0, 0.06);
            
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-2xl: 32px;
            --radius-full: 9999px;
            
            --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ============================================
           RESET & BASE
        ============================================ */
        *, *::before, *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        /* Hide Scrollbar */
        html {
            scrollbar-width: none;
            -ms-overflow-style: none;
            scroll-behavior: smooth;
        }

        html::-webkit-scrollbar {
            display: none;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
            cursor: none;
        }

        /* ============================================
           CUSTOM CURSOR
        ============================================ */
        .cursor {
            position: fixed;
            pointer-events: none;
            z-index: 99999;
        }

        .cursor-dot {
            width: 8px;
            height: 8px;
            background: var(--accent-primary);
            border-radius: 50%;
            transform: translate(-50%, -50%);
            transition: transform 0.1s ease, width 0.2s ease, height 0.2s ease, background 0.2s ease;
        }

        .cursor-ring {
            width: 40px;
            height: 40px;
            border: 2px solid rgba(99, 102, 241, 0.4);
            border-radius: 50%;
            transform: translate(-50%, -50%);
            transition: transform 0.15s ease-out, width 0.2s ease, height 0.2s ease, border-color 0.2s ease;
        }

        .cursor-dot.hover {
            transform: translate(-50%, -50%) scale(2.5);
            background: var(--accent-secondary);
        }

        .cursor-ring.hover {
            width: 70px;
            height: 70px;
            border-color: rgba(139, 92, 246, 0.3);
        }

        .cursor-ring.click {
            transform: translate(-50%, -50%) scale(0.8);
        }

        /* ============================================
           SELECTION
        ============================================ */
        ::selection {
            background: var(--accent-primary);
            color: white;
        }

        /* ============================================
           LINKS & BUTTONS BASE
        ============================================ */
        a {
            color: inherit;
            text-decoration: none;
            cursor: none;
        }

        button {
            cursor: none;
            font-family: inherit;
        }

        /* ============================================
           BACKGROUND EFFECTS
        ============================================ */
        .bg-mesh {
            position: fixed;
            inset: 0;
            background: var(--gradient-mesh);
            pointer-events: none;
            z-index: 0;
        }

        .bg-grid {
            position: fixed;
            inset: 0;
            background-image: 
                linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
            background-size: 80px 80px;
            pointer-events: none;
            z-index: 0;
        }

        .bg-dots {
            position: fixed;
            inset: 0;
            background-image: radial-gradient(rgba(99, 102, 241, 0.15) 1px, transparent 1px);
            background-size: 30px 30px;
            pointer-events: none;
            z-index: 0;
            opacity: 0.5;
        }

        /* Floating Orbs */
        .orb {
            position: fixed;
            border-radius: 50%;
            filter: blur(80px);
            pointer-events: none;
            z-index: 0;
            animation: orbFloat 20s ease-in-out infinite;
        }

        .orb-1 {
            width: 600px;
            height: 600px;
            background: rgba(99, 102, 241, 0.12);
            top: -200px;
            right: -100px;
            animation-delay: 0s;
        }

        .orb-2 {
            width: 500px;
            height: 500px;
            background: rgba(139, 92, 246, 0.1);
            bottom: -150px;
            left: -100px;
            animation-delay: -7s;
        }

        .orb-3 {
            width: 400px;
            height: 400px;
            background: rgba(6, 182, 212, 0.08);
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            animation-delay: -14s;
        }

        @keyframes orbFloat {
            0%, 100% { transform: translate(0, 0) scale(1); }
            25% { transform: translate(30px, -30px) scale(1.05); }
            50% { transform: translate(-20px, 20px) scale(0.95); }
            75% { transform: translate(20px, 30px) scale(1.02); }
        }

        /* ============================================
           NAVIGATION
        ============================================ */
        .nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 20px 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: all var(--transition-normal);
        }

        .nav.scrolled {
            padding: 16px 60px;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .nav-logo-img {
            height: 44px;
            width: auto;
            transition: transform var(--transition-normal);
        }

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

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .nav-link {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
        }

        .nav-link:hover {
            color: var(--text-primary);
            background: var(--bg-tertiary);
        }

        .nav-link svg {
            width: 18px;
            height: 18px;
        }

        .nav-btn {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 28px;
            background: var(--gradient-primary);
            border: none;
            border-radius: var(--radius-full);
            color: white;
            font-size: 0.95rem;
            font-weight: 600;
            box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
            transition: all var(--transition-normal);
        }

        .nav-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
        }

        .nav-btn svg {
            width: 18px;
            height: 18px;
            transition: transform var(--transition-normal);
        }

        .nav-btn:hover svg {
            transform: translateX(3px);
        }

        /* ============================================
           HERO SECTION
        ============================================ */
        .hero {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            position: relative;
            padding: 140px 40px 100px;
            overflow: hidden;
        }

        .hero-content {
            max-width: 900px;
            text-align: center;
            position: relative;
            z-index: 10;
        }

        .hero-logo {
            margin-bottom: 40px;
            animation: fadeInDown 0.8s ease-out;
        }

        .hero-logo img {
            height: 80px;
            width: auto;
            filter: drop-shadow(0 10px 30px rgba(99, 102, 241, 0.2));
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 10px 20px 10px 12px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 36px;
            box-shadow: var(--shadow-md);
            animation: fadeInUp 0.8s ease-out;
        }

        .hero-badge-icon {
            width: 32px;
            height: 32px;
            background: var(--gradient-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
        }

        .hero-badge-icon svg {
            width: 16px;
            height: 16px;
            color: white;
        }

        .hero-badge-text {
            font-weight: 600;
        }

        .hero-badge-version {
            color: var(--accent-primary);
            font-weight: 700;
        }

        .hero-title {
            font-size: clamp(3rem, 8vw, 5rem);
            font-weight: 900;
            line-height: 1.1;
            letter-spacing: -3px;
            margin-bottom: 28px;
            animation: fadeInUp 0.8s ease-out 0.1s both;
        }

        .hero-title-line {
            display: block;
        }

        .hero-title-gradient {
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            position: relative;
        }

        .hero-description {
            font-size: 1.3rem;
            color: var(--text-secondary);
            max-width: 650px;
            margin: 0 auto 50px;
            line-height: 1.8;
            animation: fadeInUp 0.8s ease-out 0.2s both;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            animation: fadeInUp 0.8s ease-out 0.3s both;
        }

        .btn {
            padding: 18px 36px;
            border-radius: var(--radius-full);
            font-size: 1.05rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 12px;
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .btn svg {
            width: 22px;
            height: 22px;
            transition: transform var(--transition-normal);
        }

        .btn-primary {
            background: var(--gradient-primary);
            border: none;
            color: white;
            box-shadow: 0 8px 30px rgba(99, 102, 241, 0.35);
        }

        .btn-primary::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(255,255,255,0.25) 0%, transparent 50%);
            opacity: 0;
            transition: opacity var(--transition-normal);
        }

        .btn-primary:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 40px rgba(99, 102, 241, 0.45);
        }

        .btn-primary:hover::before {
            opacity: 1;
        }

        .btn-primary:hover svg {
            transform: translateX(5px);
        }

        .btn-secondary {
            background: var(--bg-card);
            border: 2px solid var(--border-color);
            color: var(--text-primary);
            box-shadow: var(--shadow-md);
        }

        .btn-secondary:hover {
            border-color: var(--accent-primary);
            background: rgba(99, 102, 241, 0.05);
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        /* ============================================
           TOOL SHOWCASE
        ============================================ */
        .showcase {
            width: 100%;
            max-width: 1300px;
            margin: 80px auto 0;
            padding: 0 20px;
            animation: fadeInUp 1s ease-out 0.5s both;
        }

        .showcase-frame {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-2xl);
            overflow: hidden;
            box-shadow: var(--shadow-2xl), var(--shadow-glow);
            position: relative;
        }

        .showcase-frame::before {
            content: '';
            position: absolute;
            inset: -1px;
            background: var(--gradient-primary);
            border-radius: var(--radius-2xl);
            z-index: -1;
            opacity: 0;
            transition: opacity var(--transition-normal);
        }

        .showcase-frame:hover::before {
            opacity: 0.2;
        }

        .showcase-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
        }

        .showcase-dots {
            display: flex;
            gap: 10px;
        }

        .showcase-dot {
            width: 14px;
            height: 14px;
            border-radius: 50%;
            transition: transform var(--transition-fast);
        }

        .showcase-dot:hover {
            transform: scale(1.2);
        }

        .showcase-dot.red { background: #ff5f57; }
        .showcase-dot.yellow { background: #ffbd2e; }
        .showcase-dot.green { background: #28c840; }

        .showcase-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .showcase-title svg {
            width: 18px;
            height: 18px;
            color: var(--accent-primary);
        }

        .showcase-actions {
            display: flex;
            gap: 8px;
        }

        .showcase-action {
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-tertiary);
            border: none;
            border-radius: var(--radius-sm);
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }

        .showcase-action:hover {
            background: var(--accent-primary);
            color: white;
        }

        .showcase-action svg {
            width: 16px;
            height: 16px;
        }

        .showcase-content {
            position: relative;
            height: 550px;
            background: var(--bg-secondary);
            display: flex;
            overflow: hidden;
        }

        /* Sidebar Preview */
        .preview-sidebar {
            width: 220px;
            background: var(--bg-card);
            border-right: 1px solid var(--border-color);
            padding: 20px;
            flex-shrink: 0;
        }

        .preview-sidebar-title {
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .preview-sidebar-title svg {
            width: 14px;
            height: 14px;
            color: var(--accent-primary);
        }

        .preview-devices {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }

        .preview-device {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 12px 8px;
            text-align: center;
            transition: all var(--transition-fast);
        }

        .preview-device:hover {
            border-color: var(--accent-primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .preview-device-icon {
            width: 36px;
            height: 36px;
            margin: 0 auto 8px;
            background: rgba(99, 102, 241, 0.1);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .preview-device-icon svg {
            width: 20px;
            height: 20px;
            color: var(--accent-primary);
        }

        .preview-device-icon.green { background: rgba(16, 185, 129, 0.1); }
        .preview-device-icon.green svg { color: var(--accent-emerald); }

        .preview-device-icon.cyan { background: rgba(6, 182, 212, 0.1); }
        .preview-device-icon.cyan svg { color: var(--accent-cyan); }

        .preview-device-icon.rose { background: rgba(244, 63, 94, 0.1); }
        .preview-device-icon.rose svg { color: var(--accent-rose); }

        .preview-device-name {
            font-size: 0.65rem;
            font-weight: 600;
            color: var(--text-secondary);
        }

        /* Canvas Preview */
        .preview-canvas {
            flex: 1;
            position: relative;
            background: 
                radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.03) 0%, transparent 50%),
                linear-gradient(rgba(99, 102, 241, 0.02) 1px, transparent 1px),
                linear-gradient(90deg, rgba(99, 102, 241, 0.02) 1px, transparent 1px);
            background-size: 100% 100%, 25px 25px, 25px 25px;
        }

        /* Network Nodes */
        .canvas-node {
            position: absolute;
            background: var(--bg-card);
            border: 2px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 14px;
            text-align: center;
            box-shadow: var(--shadow-lg);
            transition: all var(--transition-normal);
            animation: nodeAppear 0.5s ease-out both;
        }

        .canvas-node:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-xl);
        }

        @keyframes nodeAppear {
            from {
                opacity: 0;
                transform: scale(0.8);
            }
            to {
                opacity: 1;
                transform: scale(1);
            }
        }

        .canvas-node-icon {
            width: 44px;
            height: 44px;
            margin: 0 auto 10px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .canvas-node-icon svg {
            width: 24px;
            height: 24px;
        }

        .canvas-node-icon.primary { background: rgba(99, 102, 241, 0.1); }
        .canvas-node-icon.primary svg { color: var(--accent-primary); }

        .canvas-node-icon.green { background: rgba(16, 185, 129, 0.1); }
        .canvas-node-icon.green svg { color: var(--accent-emerald); }

        .canvas-node-icon.cyan { background: rgba(6, 182, 212, 0.1); }
        .canvas-node-icon.cyan svg { color: var(--accent-cyan); }

        .canvas-node-icon.rose { background: rgba(244, 63, 94, 0.1); }
        .canvas-node-icon.rose svg { color: var(--accent-rose); }

        .canvas-node-icon.amber { background: rgba(245, 158, 11, 0.1); }
        .canvas-node-icon.amber svg { color: var(--accent-amber); }

        .canvas-node-icon.violet { background: rgba(139, 92, 246, 0.1); }
        .canvas-node-icon.violet svg { color: var(--accent-secondary); }

        .canvas-node-name {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .canvas-node-ip {
            font-size: 0.65rem;
            font-family: 'JetBrains Mono', monospace;
            color: var(--accent-primary);
        }

        .canvas-node-status {
            position: absolute;
            top: 8px;
            right: 8px;
            width: 10px;
            height: 10px;
            background: var(--accent-emerald);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--accent-emerald);
            animation: statusPulse 2s ease-in-out infinite;
        }

        @keyframes statusPulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.6; transform: scale(0.9); }
        }

        /* Network Positions */
        .node-router { top: 45%; left: 45%; animation-delay: 0.1s; }
        .node-switch { top: 20%; left: 25%; animation-delay: 0.2s; }
        .node-server { top: 20%; right: 20%; animation-delay: 0.3s; }
        .node-pc1 { bottom: 15%; left: 20%; animation-delay: 0.4s; }
        .node-pc2 { bottom: 15%; right: 15%; animation-delay: 0.5s; }
        .node-firewall { top: 45%; left: 15%; animation-delay: 0.6s; }

        /* Connection Lines */
        .canvas-lines {
            position: absolute;
            inset: 0;
            pointer-events: none;
            z-index: 0;
        }

        .canvas-lines svg {
            width: 100%;
            height: 100%;
        }

        .connection-line {
            stroke: var(--accent-primary);
            stroke-width: 2.5;
            stroke-dasharray: 8 4;
            opacity: 0.4;
            animation: lineDash 1.5s linear infinite;
        }

        @keyframes lineDash {
            to { stroke-dashoffset: -24; }
        }

        /* Data Packets */
        .data-packet {
            position: absolute;
            width: 12px;
            height: 12px;
            background: var(--accent-cyan);
            border-radius: 50%;
            box-shadow: 0 0 20px var(--accent-cyan);
            z-index: 10;
            opacity: 0;
            animation: packetTravel 4s ease-in-out infinite;
        }

        .data-packet:nth-child(2) {
            animation-delay: 1.3s;
            background: var(--accent-emerald);
            box-shadow: 0 0 20px var(--accent-emerald);
        }

        .data-packet:nth-child(3) {
            animation-delay: 2.6s;
            background: var(--accent-primary);
            box-shadow: 0 0 20px var(--accent-primary);
        }

        @keyframes packetTravel {
            0% { top: 50%; left: 48%; opacity: 0; }
            10% { opacity: 1; }
            30% { top: 25%; left: 30%; }
            50% { top: 25%; left: 75%; opacity: 1; }
            70% { top: 75%; left: 75%; }
            90% { opacity: 1; }
            100% { top: 50%; left: 48%; opacity: 0; }
        }

        /* Right Panel Preview */
        .preview-panel {
            width: 280px;
            background: var(--bg-card);
            border-left: 1px solid var(--border-color);
            padding: 20px;
            flex-shrink: 0;
        }

        .preview-panel-header {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-light);
        }

        .preview-panel-header svg {
            width: 20px;
            height: 20px;
            color: var(--accent-primary);
        }

        .preview-panel-header span {
            font-size: 0.95rem;
            font-weight: 700;
        }

        .preview-tabs {
            display: flex;
            gap: 4px;
            margin-bottom: 20px;
            background: var(--bg-secondary);
            padding: 4px;
            border-radius: var(--radius-md);
        }

        .preview-tab {
            flex: 1;
            padding: 8px 4px;
            font-size: 0.65rem;
            font-weight: 600;
            text-align: center;
            border-radius: var(--radius-sm);
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }

        .preview-tab.active {
            background: var(--bg-card);
            color: var(--accent-primary);
            box-shadow: var(--shadow-sm);
        }

        .preview-stats {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 20px;
        }

        .preview-stat {
            background: var(--bg-secondary);
            border-radius: var(--radius-md);
            padding: 14px;
            text-align: center;
        }

        .preview-stat-value {
            font-size: 1.4rem;
            font-weight: 800;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .preview-stat-label {
            font-size: 0.6rem;
            font-weight: 600;
            color: var(--text-muted);
            text-transform: uppercase;
            margin-top: 4px;
        }

        .preview-config {
            background: var(--bg-secondary);
            border-radius: var(--radius-md);
            padding: 14px;
        }

        .preview-config-title {
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--text-muted);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .preview-config-title svg {
            width: 12px;
            height: 12px;
        }

        .preview-config-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 0;
            border-bottom: 1px solid var(--border-light);
        }

        .preview-config-row:last-child {
            border-bottom: none;
        }

        .preview-config-label {
            font-size: 0.7rem;
            color: var(--text-muted);
        }

        .preview-config-value {
            font-size: 0.75rem;
            font-family: 'JetBrains Mono', monospace;
            color: var(--text-primary);
            font-weight: 500;
        }

        /* ============================================
           FEATURES SECTION
        ============================================ */
        .features {
            padding: 120px 40px;
            position: relative;
            z-index: 10;
        }

        .features-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 80px;
        }

        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: rgba(99, 102, 241, 0.08);
            border: 1px solid rgba(99, 102, 241, 0.15);
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent-primary);
            margin-bottom: 24px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .section-badge svg {
            width: 16px;
            height: 16px;
        }

        .section-title {
            font-size: clamp(2rem, 5vw, 3rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -1.5px;
            margin-bottom: 20px;
        }

        .section-description {
            font-size: 1.15rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .features-grid {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .feature-card {
            padding: 40px 36px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-xl);
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient-primary);
            opacity: 0;
            transition: opacity var(--transition-normal);
        }

        .feature-card:hover {
            transform: translateY(-10px);
            border-color: rgba(99, 102, 241, 0.2);
            box-shadow: var(--shadow-xl), var(--shadow-glow);
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-icon {
            width: 64px;
            height: 64px;
            background: var(--gradient-primary);
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 28px;
            box-shadow: 0 8px 25px rgba(99, 102, 241, 0.25);
        }

        .feature-icon svg {
            width: 30px;
            height: 30px;
            color: white;
        }

        .feature-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: -0.5px;
        }

        .feature-description {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* Feature Icon Variants */
        .feature-card:nth-child(2) .feature-icon {
            background: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
            box-shadow: 0 8px 25px rgba(6, 182, 212, 0.25);
        }

        .feature-card:nth-child(3) .feature-icon {
            background: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
            box-shadow: 0 8px 25px rgba(16, 185, 129, 0.25);
        }

        .feature-card:nth-child(4) .feature-icon {
            background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
            box-shadow: 0 8px 25px rgba(245, 158, 11, 0.25);
        }

        .feature-card:nth-child(5) .feature-icon {
            background: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
            box-shadow: 0 8px 25px rgba(236, 72, 153, 0.25);
        }

        .feature-card:nth-child(6) .feature-icon {
            background: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
            box-shadow: 0 8px 25px rgba(139, 92, 246, 0.25);
        }

        /* ============================================
           DEVICE SHOWCASE
        ============================================ */
        .devices-section {
            padding: 100px 40px;
            position: relative;
            z-index: 10;
            overflow: hidden;
        }

        .devices-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .devices-marquee-container {
            overflow: hidden;
            padding: 20px 0;
        }

        .devices-marquee {
            display: flex;
            gap: 24px;
            animation: marqueeScroll 35s linear infinite;
        }

        .devices-marquee:hover {
            animation-play-state: paused;
        }

        @keyframes marqueeScroll {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }

        .device-tag {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px 30px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-sm);
        }

        .device-tag:hover {
            border-color: var(--accent-primary);
            transform: scale(1.05);
            box-shadow: var(--shadow-lg);
        }

        .device-tag svg {
            width: 26px;
            height: 26px;
            color: var(--accent-primary);
        }

        .device-tag span {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
        }

        /* ============================================
           CTA SECTION
        ============================================ */
        .cta {
            padding: 100px 40px 120px;
            position: relative;
            z-index: 10;
        }

        .cta-card {
            max-width: 1000px;
            margin: 0 auto;
            padding: 80px 60px;
            background: var(--gradient-primary);
            border-radius: var(--radius-2xl);
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 30px 80px rgba(99, 102, 241, 0.25);
        }

        .cta-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        }

        .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-title {
            font-size: clamp(2rem, 5vw, 3rem);
            font-weight: 800;
            color: white;
            margin-bottom: 20px;
            line-height: 1.2;
            letter-spacing: -1px;
        }

        .cta-description {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            margin: 0 auto 40px;
            line-height: 1.7;
        }

        .cta-btn {
            padding: 20px 48px;
            background: white;
            color: var(--accent-primary);
            border: none;
            border-radius: var(--radius-full);
            font-size: 1.1rem;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 12px;
            transition: all var(--transition-normal);
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
        }

        .cta-btn:hover {
            transform: translateY(-4px) scale(1.02);
            box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
        }

        .cta-btn svg {
            width: 24px;
            height: 24px;
            transition: transform var(--transition-normal);
        }

        .cta-btn:hover svg {
            transform: translateX(5px);
        }

        /* ============================================
           DEVELOPER CREDIT
        ============================================ */
        .developer-credit {
            padding: 50px 40px 60px;
            text-align: center;
            position: relative;
            z-index: 10;
            border-top: 1px solid var(--border-color);
        }

        .developer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }


        .developer-links {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .developer-link {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-secondary);
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-sm);
        }

        .developer-link:hover {
            border-color: var(--accent-primary);
            color: var(--accent-primary);
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }

        .developer-link svg {
            width: 18px;
            height: 18px;
        }

        .copyright {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 10px;
        }

        /* ============================================
           ANIMATIONS
        ============================================ */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(40px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-40px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-on-scroll {
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .animate-on-scroll.animated {
            opacity: 1;
            transform: translateY(0);
        }

        /* ============================================
           RESPONSIVE DESIGN
        ============================================ */
        @media (max-width: 1200px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .preview-sidebar,
            .preview-panel {
                display: none;
            }

            .showcase-content {
                height: 450px;
            }
        }

        @media (max-width: 900px) {
            .nav {
                padding: 16px 24px;
            }

            .nav.scrolled {
                padding: 12px 24px;
            }

            .nav-link {
                display: none;
            }

            .hero {
                padding: 120px 24px 80px;
            }

            .hero-title {
                font-size: 2.5rem;
                letter-spacing: -1.5px;
            }

            .hero-description {
                font-size: 1.1rem;
            }

            .showcase {
                margin: 60px auto 0;
            }

            .showcase-content {
                height: 380px;
            }

            .features {
                padding: 80px 24px;
            }

            .cta-card {
                padding: 60px 30px;
            }
        }

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

            .hero-actions {
                flex-direction: column;
                width: 100%;
            }

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

            .hero-logo img {
                height: 60px;
            }

            .showcase-content {
                height: 320px;
            }

            .canvas-node {
                transform: scale(0.85);
            }

            .developer-links {
                flex-direction: column;
            }

            .developer-link {
                width: 100%;
                justify-content: center;
            }

            /* Hide custom cursor on mobile */
            .cursor {
                display: none;
            }

            body {
                cursor: auto;
            }

            a, button {
                cursor: pointer;
            }
        }

        @media (max-width: 480px) {
            .nav-btn span {
                display: none;
            }

            .nav-btn {
                padding: 12px 16px;
            }

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

            .hero-badge {
                font-size: 0.8rem;
                padding: 8px 14px 8px 8px;
            }

            .section-title {
                font-size: 1.75rem;
            }

            .feature-card {
                padding: 30px 24px;
            }

            .showcase-header {
                padding: 14px 16px;
            }

            .showcase-title {
                display: none;
            }
        }