:root {
            --primary-blue: #0a3d62;
            --secondary-blue: #1e90ff;
            --light-blue: #4a69bd;
            --accent-blue: #38ada9;
            --water-blue: #0c2461;
            --background-blue: #f0f8ff;
            --text-dark: #2c3e50;
            --text-light: #f5f5f5;
            --shadow: 0 4px 12px rgba(10, 61, 98, 0.15);
            --border-radius: 10px;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background-color: var(--background-blue);
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Header */
        header {
            background-color: white;
            padding: 20px 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        
        .logo-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 24px;
        }
        
        .logo-text h1 {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary-blue);
        }
        
        .logo-text span {
            color: var(--accent-blue);
            font-weight: 600;
        }
        
        nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        
        nav a {
            color: var(--text-dark);
            text-decoration: none;
            font-weight: 600;
            transition: color 0.3s;
            padding: 8px 15px;
            border-radius: var(--border-radius);
            font-size: 16px;
        }
        
        nav a:hover {
            color: var(--secondary-blue);
        }
        
        .cta-button {
            background: linear-gradient(to right, var(--secondary-blue), var(--accent-blue));
            color: white;
            padding: 12px 30px;
            border-radius: 30px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(30, 144, 255, 0.3);
        }
        
        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(30, 144, 255, 0.4);
        }
        
        /* Hero Section */
        .hero {
            padding: 100px 0 80px;
            background: linear-gradient(rgba(10, 61, 98, 0.6), rgba(12, 36, 97, 0.5)), url('/img/fondo.png');
            background-size: cover;
            background-position: center;
            color: var(--text-light);
            text-align: center;
            margin-bottom: 80px;
        }
        
        .hero h2 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            font-weight: 800;
            line-height: 1.2;
        }
        
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 40px;
            opacity: 0.9;
        }
        
        .hero-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
            margin-top: 30px;
        }
        
        .secondary-button {
            background: transparent;
            color: white;
            border: 2px solid white;
            padding: 12px 30px;
            border-radius: 30px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .secondary-button:hover {
            background-color: white;
            color: var(--primary-blue);
        }
        
        /* Features Section */
        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }
        
        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary-blue);
            margin-bottom: 15px;
            font-weight: 700;
        }
        
        .section-title p {
            color: var(--light-blue);
            max-width: 700px;
            margin: 0 auto;
            font-size: 1.1rem;
        }
        
        .features {
            padding: 80px 0;
            background-color: white;
            border-radius: 20px;
            margin-bottom: 80px;
            box-shadow: var(--shadow);
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }
        
        .feature-card {
            background-color: var(--background-blue);
            padding: 40px 30px;
            border-radius: var(--border-radius);
            text-align: center;
            transition: all 0.3s;
            border: 1px solid rgba(74, 105, 189, 0.1);
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(74, 105, 189, 0.15);
        }
        
        .feature-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--secondary-blue), var(--accent-blue));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 25px;
            color: white;
            font-size: 32px;
        }
        
        .feature-card h3 {
            color: var(--primary-blue);
            margin-bottom: 15px;
            font-size: 1.5rem;
        }
        
        .feature-card p {
            color: var(--text-dark);
            line-height: 1.7;
        }
        
        /* How It Works */
        .how-it-works {
            padding: 80px 0;
            margin-bottom: 80px;
        }
        
        .steps {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-top: 60px;
        }
        
        .steps::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 10%;
            right: 10%;
            height: 3px;
            background: linear-gradient(to right, var(--secondary-blue), var(--accent-blue));
            z-index: 1;
        }
        
        .step {
            text-align: center;
            position: relative;
            z-index: 2;
            flex: 1;
            padding: 0 15px;
        }
        
        .step-number {
            width: 80px;
            height: 80px;
            background-color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 25px;
            color: var(--primary-blue);
            font-size: 28px;
            font-weight: 700;
            box-shadow: 0 5px 15px rgba(10, 61, 98, 0.15);
            border: 3px solid var(--secondary-blue);
        }
        
        .step h3 {
            color: var(--primary-blue);
            margin-bottom: 15px;
            font-size: 1.3rem;
        }
        
        /* Demo Section */
        .demo {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--primary-blue), var(--water-blue));
            color: white;
            border-radius: 20px;
            margin-bottom: 80px;
        }
        
        .demo-content {
            display: flex;
            align-items: center;
            gap: 60px;
        }
        
        .demo-text {
            flex: 1;
        }
        
        .demo-text h2 {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }
        
        .demo-image {
            flex: 1;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 15px;
            padding: 30px;
            text-align: center;
            backdrop-filter: blur(10px);
        }
        
        .demo-image img {
            max-width: 100%;
            border-radius: 10px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }
        
        /* Testimonials */
        .testimonials {
            padding: 80px 0;
            margin-bottom: 80px;
        }
        
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
            margin-top: 60px;
        }
        
        .testimonial-card {
            background-color: white;
            padding: 30px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            border-top: 5px solid var(--accent-blue);
        }
        
        .testimonial-text {
            font-style: italic;
            margin-bottom: 25px;
            line-height: 1.7;
        }
        
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        
        .author-avatar {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background-color: var(--light-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: bold;
            font-size: 20px;
        }
        
        .author-info h4 {
            color: var(--primary-blue);
            margin-bottom: 5px;
        }
        
        .author-info p {
            color: var(--light-blue);
            font-size: 0.9rem;
        }
        
        /* CTA Section */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--secondary-blue), var(--accent-blue));
            color: white;
            text-align: center;
            border-radius: 20px;
            margin-bottom: 80px;
        }
        
        .cta-section h2 {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }
        
        .cta-section p {
            max-width: 700px;
            margin: 0 auto 40px;
            font-size: 1.1rem;
            opacity: 0.9;
        }
        
        /* Footer */
        footer {
            background-color: var(--primary-blue);
            color: var(--text-light);
            padding: 60px 0 30px;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-logo {
            margin-bottom: 20px;
        }
        
        .footer-logo h3 {
            font-size: 24px;
            color: white;
        }
        
        .footer-logo span {
            color: var(--accent-blue);
        }
        
        .footer-section h4 {
            font-size: 1.2rem;
            margin-bottom: 25px;
            color: var(--accent-blue);
        }
        
        .footer-section p, .footer-section a {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 12px;
            display: block;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-section a:hover {
            color: var(--accent-blue);
        }
        
        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }
        
        .social-links a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s;
        }
        
        .social-links a:hover {
            background-color: var(--accent-blue);
            transform: translateY(-3px);
        }
        
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
        }
        
        /* Responsive */
        @media (max-width: 992px) {
            .demo-content {
                flex-direction: column;
            }
            
            .steps {
                flex-direction: column;
                gap: 50px;
            }
            
            .steps::before {
                display: none;
            }
            
            .hero h2 {
                font-size: 2.5rem;
            }
        }
        
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                gap: 20px;
            }
            
            nav ul {
                flex-wrap: wrap;
                justify-content: center;
            }
            
            .hero h2 {
                font-size: 2rem;
            }
            
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
        }