:root {
            --primary-color: #667eea;
            --secondary-color: #764ba2;
            --accent-color: #f093fb;
            --dark-color: #2c3e50;
            --light-color: #f8f9fa;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            overflow-x: hidden;
        }
        
        /* Hero Section */
        .hero-section {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            color: white;
            padding: 100px 0;
            position: relative;
            overflow: hidden;
        }
        
        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
            animation: rotate 30s linear infinite;
        }
        
        @keyframes rotate {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }
        
        .hero-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            animation: fadeInUp 1s ease;
        }
        
        .hero-subtitle {
            font-size: 1.5rem;
            margin-bottom: 30px;
            opacity: 0.9;
            animation: fadeInUp 1s ease 0.2s both;
        }
        
        .hero-cta {
            animation: fadeInUp 1s ease 0.4s both;
        }
        
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        /* Feature Cards */
        .feature-card {
            background: white;
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            transition: all 0.3s ease;
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.15);
        }
        
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
        }
        
        .feature-icon {
            font-size: 3rem;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 20px;
        }
        
        .feature-title {
            font-size: 1.5rem;
            font-weight: 600;
            margin-bottom: 15px;
            color: var(--dark-color);
        }
        
        .feature-description {
            color: #666;
            line-height: 1.6;
        }
        
        /* Stats Section */
        .stats-section {
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            padding: 80px 0;
        }
        
        .stat-item {
            text-align: center;
            padding: 30px;
        }
        
        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 10px;
        }
        
        .stat-label {
            font-size: 1.2rem;
            color: var(--dark-color);
            font-weight: 500;
        }
        
        /* How It Works */
        .step-container {
            position: relative;
            padding: 40px 0;
        }
        
        .step-line {
            position: absolute;
            top: 0;
            left: 50%;
            width: 4px;
            height: 100%;
            background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
            transform: translateX(-50%);
        }
        
        .step-item {
            position: relative;
            margin-bottom: 50px;
        }
        
        .step-number {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: bold;
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
        }
        
        .step-content {
            width: 45%;
            padding: 30px;
            background: white;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            position: relative;
        }
        
        .step-item:nth-child(odd) .step-content {
            margin-left: auto;
        }
        
        .step-item:nth-child(even) .step-content {
            margin-right: auto;
        }
        
        .step-content::before {
            content: '';
            position: absolute;
            top: 50%;
            width: 30px;
            height: 30px;
            background: white;
            transform: rotate(45deg) translateY(-50%);
        }
        
        .step-item:nth-child(odd) .step-content::before {
            left: -15px;
        }
        
        .step-item:nth-child(even) .step-content::before {
            right: -15px;
        }
        
        /* QR Code Showcase */
        .qr-showcase {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            padding: 80px 0;
            color: white;
        }
        
        .qr-card {
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: 15px;
            padding: 30px;
            text-align: center;
            transition: all 0.3s ease;
        }
        
        .qr-card:hover {
            transform: scale(1.05);
            background: rgba(255,255,255,0.2);
        }
        
        .qr-preview {
            background: white;
            padding: 20px;
            border-radius: 10px;
            display: inline-block;
            margin-bottom: 20px;
        }
        
        /* Pricing Section */
        .pricing-card {
            background: white;
            border-radius: 15px;
            padding: 40px 30px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            text-align: center;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        
        .pricing-card.featured {
            transform: scale(1.05);
            box-shadow: 0 20px 40px rgba(102, 126, 234, 0.3);
            border: 2px solid var(--primary-color);
        }
        
        .pricing-card:hover {
            transform: translateY(-10px);
        }
        
        .pricing-badge {
            position: absolute;
            top: 20px;
            right: -35px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            padding: 5px 40px;
            transform: rotate(45deg);
            font-size: 0.8rem;
            font-weight: 600;
        }
        
        .pricing-price {
            font-size: 3rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin: 20px 0;
        }
        
        .pricing-features {
            list-style: none;
            padding: 0;
            margin: 30px 0;
        }
        
        .pricing-features li {
            padding: 10px 0;
            border-bottom: 1px solid #eee;
        }
        
        .pricing-features li i {
            color: var(--primary-color);
            margin-right: 10px;
        }
        
        /* Testimonials */
        .testimonial-card {
            background: white;
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            margin: 20px;
        }
        
        .testimonial-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            margin-bottom: 20px;
            border: 3px solid var(--primary-color);
        }
        
        .testimonial-text {
            font-style: italic;
            color: #666;
            margin-bottom: 20px;
        }
        
        .testimonial-author {
            font-weight: 600;
            color: var(--dark-color);
        }
        
        .testimonial-role {
            color: #999;
            font-size: 0.9rem;
        }
        
        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            color: white;
            padding: 80px 0;
            text-align: center;
        }
        
        .cta-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 20px;
        }
        
        .cta-button {
            display: inline-block;
            padding: 15px 40px;
            background: white;
            color: var(--primary-color);
            text-decoration: none;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.2rem;
            transition: all 0.3s ease;
            margin-top: 30px;
        }
        
        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }
        
        /* Footer */
        .footer {
            background: var(--dark-color);
            color: white;
            padding: 60px 0 30px;
        }
        
        .footer-logo {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 20px;
        }
        
        .footer-links {
            list-style: none;
            padding: 0;
        }
        
        .footer-links li {
            margin-bottom: 10px;
        }
        
        .footer-links a {
            color: rgba(255,255,255,0.7);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        
        .footer-links a:hover {
            color: white;
        }
        
        .social-links a {
            display: inline-block;
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            text-align: center;
            line-height: 40px;
            color: white;
            margin-right: 10px;
            transition: all 0.3s ease;
        }
        
        .social-links a:hover {
            background: var(--primary-color);
            transform: translateY(-3px);
        }
        
        .footer-bottom {
            margin-top: 50px;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            text-align: center;
            color: rgba(255,255,255,0.5);
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            
            .step-line {
                left: 30px;
            }
            
            .step-number {
                left: 30px;
            }
            
            .step-content {
                width: calc(100% - 80px);
                margin-left: 80px !important;
            }
            
            .step-content::before {
                display: none;
            }
            
            .pricing-card.featured {
                transform: scale(1);
            }
        }