:root {
            --primary: #2563eb;       /* Professional blue */
            --primary-dark: #1e40af;
            --primary-light: #3b82f6;
            --secondary: #4f46e5;     /* Elegant purple */
            --dark: #1e293b;          /* Dark slate */
            --light: #f8fafc;         /* Light background */
            --text: #334155;          /* Primary text */
            --text-light: #64748b;    /* Secondary text */
            --border: #e2e8f0;        /* Borders */
            --success: #10b981;       /* Success green */
            --error: #ef4444;         /* Error red */
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            line-height: 1.6;
            color: var(--text);
            background-color: var(--light);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        /* Smooth scroll behavior */
        html {
            scroll-behavior: smooth;
        }

        /* Typography */
        h1, h2, h3, h4 {
            font-weight: 700;
            line-height: 1.2;
            color: var(--dark);
        }

        h1 { font-size: 3.5rem; letter-spacing: -0.05em; }
        h2 { font-size: 2.5rem; letter-spacing: -0.03em; }
        h3 { font-size: 1.75rem; }
        h4 { font-size: 1.25rem; }

        p {
            color: var(--text-light);
            margin-bottom: 1.5rem;
            font-size: 1.125rem;
            line-height: 1.7;
        }

        .text-lead {
            font-size: 1.25rem;
            color: var(--text);
        }

        /* Layout */
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        section {
            padding: 8rem 0;
            position: relative;
        }

        /* Navigation */
        nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 80px;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--dark);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: white;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
        }

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

        .nav-links a {
            text-decoration: none;
            color: var(--text-light);
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            position: relative;
            padding: 0.5rem 0;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width 0.3s ease;
        }

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

        .nav-links a:hover::after {
            width: 100%;
        }

        .nav-actions {
            display: flex;
            gap: 1rem;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.75rem 1.5rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }

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

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

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

        .btn-secondary:hover {
            background: rgba(59, 130, 246, 0.05);
            border-color: var(--primary-light);
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 5px;
            z-index: 1001;
        }

        .mobile-menu span {
            width: 24px;
            height: 2px;
            background: var(--dark);
            transition: var(--transition);
            transform-origin: center;
        }

        .mobile-menu.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .mobile-menu.active span:nth-child(2) {
            opacity: 0;
        }

        .mobile-menu.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-nav {
            position: fixed;
            top: 80px;
            left: 0;
            right: 0;
            background: white;
            padding: 2rem;
            box-shadow: var(--shadow-lg);
            display: none;
            flex-direction: column;
            gap: 1.5rem;
            z-index: 999;
            transform: translateY(-100%);
            transition: transform 0.3s ease;
        }

        .mobile-nav.active {
            display: flex;
            transform: translateY(0);
        }

        .mobile-nav a {
            text-decoration: none;
            color: var(--text);
            font-weight: 500;
            font-size: 1.1rem;
            padding: 1rem 0;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }

        .mobile-nav a:hover {
            color: var(--primary);
            padding-left: 1rem;
        }

        .mobile-nav a:last-child {
            border-bottom: none;
        }

        .mobile-nav .mobile-actions {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1rem;
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding-top: 80px;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 70% 30%, rgba(37, 99, 235, 0.05) 0%, transparent 50%);
            z-index: -1;
            animation: rotate 20s linear infinite;
        }

        .hero-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
        }

        .hero-text h1 {
            margin-bottom: 1.5rem;
            opacity: 0;
            animation: fadeInUp 0.8s ease-out 0.2s forwards;
        }

        .hero-text p {
            max-width: 500px;
            margin-bottom: 2.5rem;
            opacity: 0;
            animation: fadeInUp 0.8s ease-out 0.4s forwards;
        }

        .hero-actions {
            display: flex;
            gap: 1rem;
            opacity: 0;
            animation: fadeInUp 0.8s ease-out 0.6s forwards;
        }

        .hero-visual {
            position: relative;
            opacity: 0;
            animation: fadeInUp 0.8s ease-out 0.8s forwards;
        }

        .dashboard-preview {
            background: white;
            border-radius: var(--radius-lg);
            padding: 2rem;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border);
            transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
            transition: transform 0.6s ease;
            overflow: hidden;
        }

        .dashboard-preview:hover {
            transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
        }

        .dashboard-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1.5rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid var(--border);
        }

        .dashboard-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem;
            background: white;
            border-radius: var(--radius-sm);
            margin-bottom: 0.75rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: var(--transition);
            cursor: pointer;
        }

        .dashboard-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-md);
        }

        .site-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 600;
            flex-shrink: 0;
        }

        .site-details {
            flex: 1;
            min-width: 0;
        }

        .site-name {
            font-weight: 600;
            color: var(--dark);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .site-url {
            font-size: 0.875rem;
            color: var(--text-light);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .security-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.25rem;
            font-size: 0.75rem;
            color: var(--success);
            font-weight: 500;
        }

        /* Features Section */
        .features {
            background: white;
            position: relative;
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 4rem;
        }

        .section-header h2 {
            margin-bottom: 1rem;
            opacity: 0;
            animation: fadeInUp 0.8s ease-out forwards;
        }

        .section-header p {
            opacity: 0;
            animation: fadeInUp 0.8s ease-out 0.2s forwards;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .feature-card {
            background: white;
            border-radius: var(--radius-md);
            padding: 2rem;
            border: 1px solid var(--border);
            transition: var(--transition);
            opacity: 0;
            transform: translateY(20px);
            animation: fadeInUp 0.8s ease-out forwards;
            animation-delay: calc(var(--order) * 0.1s);
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            font-size: 1.5rem;
        }

        .feature-card h3 {
            margin-bottom: 1rem;
        }

        /* About Section */
        .about {
            background: var(--light);
            position: relative;
            overflow: hidden;
        }

        .about::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml;utf8,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><path d="M30 30 L70 30 L70 70 L30 70 Z" fill="none" stroke="%23e2e8f0" stroke-width="0.5"/></svg>');
            opacity: 0.5;
            z-index: 0;
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .about-text h2 {
            margin-bottom: 1.5rem;
            opacity: 0;
            animation: fadeInUp 0.8s ease-out forwards;
        }

        .about-text p {
            opacity: 0;
            animation: fadeInUp 0.8s ease-out 0.2s forwards;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
            margin-top: 3rem;
        }

        .stat-item {
            background: white;
            border-radius: var(--radius-md);
            padding: 1.5rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            text-align: center;
            transition: var(--transition);
            opacity: 0;
            transform: translateY(20px);
            animation: fadeInUp 0.8s ease-out forwards;
            animation-delay: calc(var(--order) * 0.1s + 0.4s);
        }

        .stat-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }

        .stat-label {
            font-size: 0.875rem;
            color: var(--text-light);
        }

        .security-visual {
            background: linear-gradient(135deg, var(--dark), #1e293b);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            color: white;
            position: relative;
            overflow: hidden;
            opacity: 0;
            animation: fadeInUp 0.8s ease-out 0.6s forwards;
        }

        .security-visual::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
        }

        .security-visual h3 {
            margin-bottom: 1.5rem;
            color: white;
        }

        .security-visual p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 2rem;
        }

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

        .security-feature {
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-sm);
            padding: 1rem;
            text-align: center;
        }

        .security-feature div:first-child {
            font-weight: 600;
            margin-bottom: 0.25rem;
        }

        .security-feature div:last-child {
            font-size: 0.75rem;
            opacity: 0.8;
        }

        /* CTA Section */
        .cta {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml;utf8,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><path d="M30 30 L70 30 L70 70 L30 70 Z" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></svg>');
        }

        .cta-content {
            max-width: 700px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }

        .cta h2 {
            color: white;
            margin-bottom: 1.5rem;
            opacity: 0;
            animation: fadeInUp 0.8s ease-out forwards;
        }

        .cta p {
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 2.5rem;
            opacity: 0;
            animation: fadeInUp 0.8s ease-out 0.2s forwards;
        }

        .cta-btn {
            background: white;
            color: var(--primary);
            padding: 1rem 2rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            display: inline-block;
            text-decoration: none;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
            opacity: 0;
            animation: fadeInUp 0.8s ease-out 0.4s forwards;
        }

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

        /* Footer */
        footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 4rem 0 2rem;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            margin-bottom: 1.5rem;
        }

        .footer-logo .logo-icon {
            background: white;
            color: var(--primary);
        }

        .footer-logo span {
            font-weight: 700;
            color: white;
        }

        .footer-about p {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-links h4 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1rem;
        }

        .footer-links ul {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 0.75rem;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            font-size: 0.875rem;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: white;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.875rem;
        }

        .social-links {
            display: flex;
            gap: 1rem;
        }

        .social-links a {
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }

        .social-links a:hover {
            color: white;
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes rotate {
            from {
                transform: rotate(0deg);
            }
            to {
                transform: rotate(360deg);
            }
        }

        /* Parallax effect */
        .parallax {
            background-attachment: fixed;
            background-position: center;
            background-repeat: no-repeat;
            background-size: cover;
        }

        /* Responsive Design */
        @media (max-width: 1024px) {
            .hero-content, .about-content {
                grid-template-columns: 1fr;
                gap: 3rem;
                text-align: center;
            }

            .hero-actions {
                justify-content: center;
            }

            .hero-text p {
                margin-left: auto;
                margin-right: auto;
            }

            .dashboard-preview {
                max-width: 500px;
                margin: 0 auto;
            }
        }

        @media (max-width: 768px) {
            h1 { font-size: 2.5rem; }
            h2 { font-size: 2rem; }

            section {
                padding: 6rem 0;
            }

            .nav-actions .btn {
                display: none;
            }

            .nav-links {
                display: none;
            }

            .mobile-menu {
                display: flex;
                flex-direction: column;
                gap: 5px;
                cursor: pointer;
            }

            .mobile-menu span {
                width: 24px;
                height: 2px;
                background: var(--dark);
                transition: var(--transition);
            }

            .mobile-menu.active span:nth-child(1) {
                transform: rotate(45deg) translate(5px, 5px);
            }

            .mobile-menu.active span:nth-child(2) {
                opacity: 0;
            }

            .mobile-menu.active span:nth-child(3) {
                transform: rotate(-45deg) translate(5px, -5px);
            }

            .mobile-nav {
                position: fixed;
                top: 80px;
                left: 0;
                right: 0;
                background: white;
                padding: 2rem;
                box-shadow: var(--shadow-md);
                display: none;
                flex-direction: column;
                gap: 1rem;
            }

            .mobile-nav.active {
                display: flex;
            }

            .hero-actions {
                flex-direction: column;
            }

            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 480px) {
            
            .container {
                padding: 0 1.5rem;
            }

            .feature-card, .security-features {
                grid-template-columns: 1fr;
            }
        }