@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

        :root {
            --primary: #1a365d;
            --secondary: #2d7e3e;
            --accent: #48bb78;
            --light: #f0fff4;
            --dark: #0a1526;
            --text: #2d3748;
            --light-text: #f7fafc;
            --gradient: linear-gradient(135deg, #1a365d 0%, #2d7e3e 100%);
            --card-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
            --hover-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
            --border-radius: 16px;
        }

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

        body {
            font-family: 'Inter', sans-serif;
            line-height: 1.6;
            color: var(--text);
            background: #ffffff;
            overflow-x: hidden;
        }

        /* Navbar moderna */
        .navbar {
            background: rgba(255, 255, 255, 0.95) !important;
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
            padding: 1rem 2rem !important;
            transition: all 0.3s ease;
        }

        .navbar-scrolled {
            box-shadow: 0 4px 25px rgba(0, 0, 0, 0.08);
        }

        .navbar-brand {
            color: var(--primary) !important;
            font-weight: 800;
            font-size: 1.8rem;
            letter-spacing: -0.5px;
        }

        .navbar-brand img {
            filter: drop-shadow(0px 3px 6px rgba(0, 0, 0, 0.1));
            margin-right: 12px;
        }

        .navbar-nav .nav-link {
            color: var(--text) !important;
            font-weight: 500;
            margin: 0 8px;
            position: relative;
            transition: all 0.3s ease;
        }

        .navbar-nav .nav-link:hover {
            color: var(--primary) !important;
        }

        .btn-login {
            background: var(--gradient) !important;
            border: none !important;
            padding: 10px 24px;
            border-radius: 50px;
            font-weight: 600;
            color: white !important;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(26, 54, 93, 0.3);
        }

        .btn-login:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(26, 54, 93, 0.4);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='black' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
        }

        /* Hero Section Ultra Moderna */
        .hero-section {
            background: var(--gradient);
            min-height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            padding-top: 100px;
        }

        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="0.5" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="0.3" fill="rgba(255,255,255,0.05)"/><circle cx="50" cy="10" r="0.4" fill="rgba(255,255,255,0.08)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
            opacity: 0.7;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            width: 100%;
        }

        .hero-title {
            font-size: 4.5rem;
            font-weight: 800;
            color: white;
            line-height: 1.1;
            margin-bottom: 24px;
            opacity: 0;
            animation: slideUp 1s ease forwards;
            text-align: center;
        }

        .hero-slogan {
            font-size: 1.8rem;
            color: var(--light);
            font-weight: 400;
            margin-bottom: 32px;
            opacity: 0;
            animation: slideUp 1s ease forwards 0.3s;
            text-align: center;
        }

        .hero-description {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 40px;
            max-width: 700px;
            opacity: 0;
            animation: slideUp 1s ease forwards 0.6s;
            text-align: center;
        }

        .hero-cta {
            opacity: 0;
            animation: slideUp 1s ease forwards 0.9s;
            text-align: center;
        }

        .btn-hero {
            background: white;
            color: var(--primary);
            padding: 16px 32px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.1rem;
            border: none;
            transition: all 0.3s ease;
            margin-right: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
            text-decoration: none;
        }

        .btn-hero:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
            color: var(--primary);
            text-decoration: none;
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Benefits Section */
        .benefits-section {
            padding: 120px 0;
            background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
        }

        .section-title {
            color: var(--primary);
            font-weight: 800;
            font-size: 3rem;
            text-align: center;
            margin-bottom: 60px;
        }

        .benefit-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
        }

        .benefit-item {
            background: white;
            border-radius: var(--border-radius);
            padding: 40px 30px;
            text-align: center;
            box-shadow: var(--card-shadow);
            transition: all 0.4s ease;
            border: none;
        }

        .benefit-item:hover {
            transform: translateY(-8px);
            box-shadow: var(--hover-shadow);
        }

        .benefit-icon {
            width: 80px;
            height: 80px;
            background: var(--gradient);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 24px;
            font-size: 32px;
            color: white;
            transition: all 0.4s ease;
        }

        .benefit-item:hover .benefit-icon {
            transform: scale(1.1) rotateY(360deg);
        }

        .benefit-title {
            color: var(--primary);
            font-weight: 600;
            font-size: 1.3rem;
            margin-bottom: 16px;
        }

        .benefit-desc {
            color: #64748b;
            font-size: 1rem;
            line-height: 1.6;
        }

        /* How It Works Section */
        .how-works-section {
            padding: 120px 0;
            background: var(--gradient);
            position: relative;
        }

        .how-works-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
            opacity: 0.5;
        }

        .how-works-section .section-title {
            color: white;
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
            position: relative;
        }

        .step-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--border-radius);
            padding: 40px 30px;
            text-align: center;
            transition: all 0.4s ease;
            position: relative;
        }

        .step-card:hover {
            transform: translateY(-10px);
            background: rgba(255, 255, 255, 0.15);
        }

        .step-number {
            position: absolute;
            top: -15px;
            left: 50%;
            transform: translateX(-50%);
            background: white;
            color: var(--primary);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
        }

        .step-icon {
            font-size: 3rem;
            color: white;
            margin-bottom: 24px;
        }

        .step-title {
            color: white;
            font-weight: 600;
            font-size: 1.3rem;
            margin-bottom: 16px;
        }

        .step-desc {
            color: rgba(255, 255, 255, 0.9);
            font-size: 1rem;
            line-height: 1.6;
        }

        /* Plans Section */
        .plans-section {
            padding: 120px 0;
            background: white;
        }

        .plans-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 40px;
            max-width: 800px;
            margin: 0 auto;
        }

        .plan-card {
            background: white;
            border-radius: var(--border-radius);
            padding: 50px 40px;
            box-shadow: var(--card-shadow);
            transition: all 0.4s ease;
            text-align: center;
            border: 3px solid transparent;
        }

        .plan-card.featured {
            border-color: var(--accent);
            transform: scale(1.05);
            background: linear-gradient(135deg, #f0fff4 0%, #ffffff 100%);
        }

        .plan-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--hover-shadow);
        }

        .plan-card.featured:hover {
            transform: scale(1.05) translateY(-10px);
        }

        .plan-name {
            color: var(--primary);
            font-weight: 700;
            font-size: 1.5rem;
            margin-bottom: 16px;
        }

        .plan-price {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .plan-period {
            color: #64748b;
            margin-bottom: 32px;
        }

        .plan-features {
            list-style: none;
            margin-bottom: 32px;
        }

        .plan-features li {
            padding: 8px 0;
            color: var(--text);
            display: flex;
            align-items: center;
        }

        .plan-features i {
            color: var(--accent);
            margin-right: 12px;
        }

        .plan-btn {
            background: var(--gradient);
            color: white;
            padding: 16px 32px;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            width: 100%;
            transition: all 0.3s ease;
        }

        .plan-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(26, 54, 93, 0.4);
            color: white;
        }

        /* Testimonials Section */
        .testimonials-section {
            padding: 120px 0;
            background: #f8fafc;
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
        }

        .testimonial-card {
            background: white;
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: var(--card-shadow);
            transition: all 0.4s ease;
        }

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

        .testimonial-text {
            font-style: italic;
            color: var(--text);
            margin-bottom: 24px;
            font-size: 1.1rem;
            line-height: 1.6;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
        }

        .author-avatar {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: var(--gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 600;
            font-size: 1.2rem;
            margin-right: 16px;
        }

        .author-info h4 {
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 4px;
        }

        .author-info p {
            color: #64748b;
            margin: 0;
        }

        /* Contact Section */
        .contact-section {
            padding: 120px 0;
            background: var(--gradient);
            position: relative;
        }

        .contact-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
            opacity: 0.5;
        }

        .contact-section .section-title {
            color: white;
        }

        .contact-form {
            max-width: 600px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--border-radius);
            padding: 50px;
            position: relative;
        }

        .form-group {
            margin-bottom: 24px;
        }

        .form-group label {
            color: white;
            font-weight: 500;
            margin-bottom: 8px;
            display: block;
        }

        .form-control {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 12px;
            padding: 16px;
            color: rgb(86, 86, 86);
            font-size: 1rem;
            transition: all 0.3s ease;
        }

        .form-control::placeholder {
            color: rgba(255, 255, 255, 0.7);
        }

        .form-control:focus {
            background: rgba(255, 255, 255, 0.15);
            border-color: rgba(255, 255, 255, 0.5);
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
            outline: none;
            color: rgb(95, 95, 95);
        }

        textarea.form-control {
            height: 120px;
            resize: vertical;
        }

        .contact-btn {
            background: white;
            color: var(--primary);
            padding: 16px 40px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.1rem;
            border: none;
            width: 100%;
            transition: all 0.3s ease;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
        }

        .contact-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
        }

        /* Footer */
        footer {
            background: var(--dark);
            color: white;
            padding: 60px 0 40px;
        }

        .footer-content {
            text-align: center;
        }

        .footer-links a {
            color: white;
            text-decoration: none;
            margin: 0 15px;
            transition: all 0.3s ease;
        }

        .footer-links a:hover {
            color: var(--accent);
            text-decoration: none;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero-title {
                font-size: 3rem;
            }
            
            .hero-slogan {
                font-size: 1.4rem;
            }
            
            .section-title {
                font-size: 2.5rem;
            }
            
            .benefit-grid, .steps-grid, .plans-grid, .testimonials-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Scroll animations */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }