/* Reset y variables */
      :root {
        --primary: #1a5f6b;
        --primary-dark: #0f4a54;
        --secondary: #ff7e5f;
        --secondary-dark: #e56a4d;
        --light: #f8f9fa;
        --dark: #343a40;
        --gray: #6c757d;
        --light-gray: #e9ecef;
        --success: #28a745;
        --border-radius: 12px;
        --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
        --box-shadow-hover: 0 15px 40px rgba(0, 0, 0, 0.12);
        --transition: all 0.3s ease;
      }
      * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
      }
      html {
        scroll-behavior: smooth;
      }
      body {
        font-family: "Open Sans", sans-serif;
        color: var(--dark);
        line-height: 1.6;
        background-color: #ffffff;
        overflow-x: hidden;
      }
      h1,
      h2,
      h3,
      h4 {
        font-family: "Poppins", sans-serif;
        font-weight: 700;
        line-height: 1.2;
      }
      .container {
        width: 100%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
      }
      section {
        padding: 80px 0;
      }
      .btn {
        display: inline-block;
        padding: 16px 32px;
        border-radius: 50px;
        text-decoration: none;
        font-family: "Poppins", sans-serif;
        font-weight: 600;
        font-size: 1.1rem;
        text-align: center;
        cursor: pointer;
        transition: var(--transition);
        border: none;
      }
      .btn-primary {
        background: linear-gradient(
          135deg,
          var(--secondary),
          var(--secondary-dark)
        );
        color: white;
        box-shadow: 0 6px 20px rgba(255, 126, 95, 0.3);
      }
      .btn-primary:hover {
        transform: translateY(-5px);
        box-shadow: 0 12px 25px rgba(255, 126, 95, 0.4);
      }
      .btn-secondary {
        background: transparent;
        color: var(--primary);
        border: 2px solid var(--primary);
      }
      .btn-secondary:hover {
        background: var(--primary);
        color: white;
      }
      .btn-cta {
        background: white;
        color: var(--secondary-dark);
        font-size: 1.2rem;
        padding: 18px 40px;
      }

      .text-center {
        text-align: center;
      }
      .mb-20 {
        margin-bottom: 20px;
      }
      .mb-30 {
        margin-bottom: 30px;
      }
      .mb-40 {
        margin-bottom: 40px;
      }
      .mb-50 {
        margin-bottom: 50px;
      }
      .w-100 {
        width: 100%;
      }
      .mt-10 {
        margin-top: 10px;
      }
      .mt-20 {
        margin-top: 20px;
      }
      .mt-30 {
        margin-top: 30px;
      }
      .opacity-90 {
        opacity: 0.9;
      }
      .fs-1-2 {
        font-size: 1.2rem;
      }

      /* Header */
      header {
        background: white;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
        position: sticky;
        top: 0;
        z-index: 1000;
        padding: 15px 0;
      }
      .header-content {
        display: flex;
        justify-content: space-between;
        align-items: center;
      }
      .logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-family: "Poppins", sans-serif;
        font-size: 1.8rem;
        font-weight: 700;
        color: var(--primary);
      }
      .logo i {
        font-size: 2rem;
      }
      .nav-desktop ul {
        display: flex;
        list-style: none;
        gap: 30px;
      }
      .nav-desktop a {
        text-decoration: none;
        color: var(--dark);
        font-weight: 500;
        transition: var(--transition);
      }
      .nav-desktop a:hover {
        color: var(--secondary);
      }
      .mobile-menu-btn {
        display: none;
        font-size: 1.5rem;
        background: none;
        border: none;
        color: var(--primary);
        cursor: pointer;
      }

      /* Hero */
      .hero {
        padding: 100px 0;
        background: linear-gradient(
          135deg,
          rgba(26, 95, 107, 0.05) 0%,
          rgba(255, 126, 95, 0.05) 100%
        );
        position: relative;
        overflow: hidden;
      }
      .hero::before {
        content: "";
        position: absolute;
        top: -50%;
        right: -20%;
        width: 70%;
        height: 200%;
        background: radial-gradient(
          circle,
          rgba(255, 126, 95, 0.1) 0%,
          rgba(255, 126, 95, 0) 70%
        );
        z-index: 0;
      }
      .hero-content {
        display: flex;
        align-items: center;
        gap: 60px;
        position: relative;
        z-index: 1;
      }
      .hero-text {
        flex: 1;
      }
      .hero-form {
        flex: 0 0 400px;
        background: white;
        padding: 40px;
        border-radius: var(--border-radius);
        box-shadow: var(--box-shadow);
      }
      .hero-form h3 {
        margin-bottom: 20px;
        color: var(--primary);
      }
      .hero h1 {
        font-size: 3rem;
        color: var(--primary);
        margin-bottom: 20px;
      }
      .hero p {
        font-size: 1.2rem;
        color: var(--gray);
        margin-bottom: 30px;
      }
      .highlight {
        color: var(--secondary);
        font-weight: 700;
      }
      .form-group {
        margin-bottom: 20px;
      }
      .form-group label {
        display: block;
        margin-bottom: 8px;
        font-weight: 600;
        color: var(--dark);
      }
      .form-control {
        width: 100%;
        padding: 14px 18px;
        border: 1px solid var(--light-gray);
        border-radius: 8px;
        font-size: 1rem;
        transition: var(--transition);
      }
      .form-control:focus {
        outline: none;
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(26, 95, 107, 0.1);
      }
      .form-note {
        font-size: 0.9rem;
        color: var(--gray);
        margin-top: 10px;
      }

      /* Product Showcase */
      .product-showcase {
        padding: 60px 0;
        background: white;
      }
      .product-image-container {
        text-align: center;
        max-width: 1000px;
        margin: 0 auto;
      }
      .product-image-container img {
        max-width: 100%;
        height: auto;
        border-radius: 12px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transition: transform 0.3s ease;
      }
      .product-image-container img:hover {
        transform: scale(1.01);
      }
      .product-caption {
        text-align: center;
        margin-top: 20px;
        color: var(--gray);
        font-size: 1.1rem;
      }

      /* Benefits */
      .benefits {
        background: var(--light);
      }
      .section-title {
        text-align: center;
        font-size: 2.5rem;
        color: var(--primary);
        margin-bottom: 60px;
      }
      .benefits-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
      }
      .benefit-card {
        background: white;
        padding: 40px 30px;
        border-radius: var(--border-radius);
        box-shadow: var(--box-shadow);
        text-align: center;
        transition: var(--transition);
      }
      .benefit-card:hover {
        transform: translateY(-10px);
        box-shadow: var(--box-shadow-hover);
      }
      .benefit-icon {
        font-size: 3rem;
        color: var(--primary);
        margin-bottom: 20px;
      }
      .benefit-card h3 {
        font-size: 1.5rem;
        margin-bottom: 15px;
        color: var(--primary);
      }

      /* Testimonials */
      .testimonials-slider {
        max-width: 800px;
        margin: 0 auto;
        background: white;
        padding: 50px;
        border-radius: var(--border-radius);
        box-shadow: var(--box-shadow);
        position: relative;
      }
      .testimonial-text {
        font-size: 1.2rem;
        font-style: italic;
        color: var(--gray);
        margin-bottom: 30px;
        text-align: center;
      }
      .testimonial-author {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 15px;
      }
      .author-avatar {
        width: 60px;
        height: 60px;
        border-radius: 50%;
        background: var(--light-gray);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.8rem;
        color: var(--primary);
      }
      .author-info h4 {
        margin-bottom: 5px;
        color: var(--primary);
      }
      .author-info p {
        color: var(--gray);
        font-size: 0.9rem;
      }

      /* Offer */
      .offer {
        background: linear-gradient(
          135deg,
          var(--primary) 0%,
          var(--primary-dark) 100%
        );
        color: white;
      }
      .offer .section-title {
        color: white;
      }
      .offer-cards {
        display: flex;
        gap: 30px;
        flex-wrap: wrap;
        justify-content: center;
      }
      .offer-card {
        flex: 1;
        min-width: 300px;
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        padding: 40px;
        border-radius: var(--border-radius);
        border: 1px solid rgba(255, 255, 255, 0.2);
      }
      .offer-card.featured {
        background: rgba(255, 255, 255, 0.15);
        border: 2px solid var(--secondary);
        transform: scale(1.05);
      }
      .offer-badge {
        display: inline-block;
        background: var(--secondary);
        color: white;
        padding: 5px 15px;
        border-radius: 20px;
        font-size: 0.9rem;
        font-weight: 600;
        margin-bottom: 20px;
      }
      .offer-card h3 {
        font-size: 1.8rem;
        margin-bottom: 20px;
      }
      .offer-card ul {
        list-style: none;
        margin-bottom: 30px;
      }
      .offer-card li {
        padding: 10px 0;
        padding-left: 30px;
        position: relative;
      }
      .offer-card li::before {
        content: "✓";
        position: absolute;
        left: 0;
        color: var(--secondary);
        font-weight: bold;
      }
      .price {
        font-size: 3rem;
        font-weight: 700;
        margin-bottom: 10px;
      }
      .price-note {
        font-size: 1rem;
        opacity: 0.9;
        margin-bottom: 30px;
      }

      /* Guarantee */
      .guarantee {
        background: var(--light);
        text-align: center;
      }
      .guarantee-content {
        max-width: 800px;
        margin: 0 auto;
      }
      .guarantee-icon {
        font-size: 4rem;
        color: var(--success);
        margin-bottom: 20px;
      }
      .guarantee h2 {
        font-size: 2rem;
        margin-bottom: 20px;
        color: var(--primary);
      }

      /* FAQ */
      .faq-item {
        background: white;
        border-radius: var(--border-radius);
        margin-bottom: 15px;
        overflow: hidden;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
      }
      .faq-question {
        padding: 20px 30px;
        font-family: "Poppins", sans-serif;
        font-weight: 600;
        font-size: 1.2rem;
        cursor: pointer;
        display: flex;
        justify-content: space-between;
        align-items: center;
        color: var(--primary);
      }
      .faq-answer {
        padding: 0 30px;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
      }
      .faq-answer.active {
        padding: 20px 30px;
        max-height: 500px;
      }

      /* CTA Final */
      .final-cta {
        background: linear-gradient(
          135deg,
          var(--secondary) 0%,
          var(--secondary-dark) 100%
        );
        color: white;
        text-align: center;
      }
      .final-cta h2 {
        font-size: 2.5rem;
        margin-bottom: 20px;
      }

      /* Footer */
      footer {
        background: var(--dark);
        color: white;
        padding: 60px 0 30px;
      }
      .footer-content {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 40px;
        margin-bottom: 40px;
      }
      .footer-logo {
        font-family: "Poppins", sans-serif;
        font-size: 1.8rem;
        font-weight: 700;
        margin-bottom: 20px;
        display: flex;
        align-items: center;
        gap: 10px;
      }
      .footer-links h4 {
        margin-bottom: 20px;
        font-size: 1.3rem;
      }
      .footer-links ul {
        list-style: none;
      }
      .footer-links li {
        margin-bottom: 10px;
      }
      .footer-links a {
        color: rgba(255, 255, 255, 0.7);
        text-decoration: none;
        transition: var(--transition);
      }
      .footer-links a:hover {
        color: white;
      }
      .social-icons {
        display: flex;
        gap: 15px;
        margin-top: 20px;
      }
      .social-icons a {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 50%;
        color: white;
        font-size: 1.2rem;
        transition: var(--transition);
      }
      .social-icons a:hover {
        background: var(--secondary);
      }
      .copyright {
        text-align: center;
        padding-top: 30px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        font-size: 0.9rem;
        color: rgba(255, 255, 255, 0.5);
      }

      /* Responsive */
      @media (max-width: 992px) {
        .hero-content {
          flex-direction: column;
          gap: 40px;
        }
        .hero-form {
          flex: none;
          width: 100%;
          max-width: 500px;
        }
        .hero h1 {
          font-size: 2.5rem;
        }
        .section-title {
          font-size: 2rem;
        }
      }
      @media (max-width: 768px) {
        .mobile-menu-btn {
          display: block;
        }
        .nav-desktop {
          display: none;
        }
        .hero h1 {
          font-size: 2rem;
        }
        .hero p {
          font-size: 1.1rem;
        }
        section {
          padding: 60px 0;
        }
        .offer-card.featured {
          transform: none;
        }
      }
      @media (max-width: 480px) {
        .hero h1 {
          font-size: 1.8rem;
        }
        .hero-form {
          padding: 30px 20px;
        }
        .benefit-card {
          padding: 30px 20px;
        }
        .testimonials-slider {
          padding: 30px 20px;
        }
      }

      /* Form message styles */
      .form-message {
        margin-top: 15px;
        padding: 12px 16px;
        border-radius: 8px;
        font-size: 0.95rem;
        display: none;
      }
      .form-message.success {
        background-color: #d4edda;
        color: #155724;
        border: 1px solid #c3e6cb;
      }
      .form-message.error {
        background-color: #f8d7da;
        color: #721c24;
        border: 1px solid #f5c6cb;
      }
      .form-message.info {
        background-color: #d1ecf1;
        color: #0c5460;
        border: 1px solid #bee5eb;
      }

      /* Form validation styles */
      .form-control.invalid {
        border-color: #dc3545;
        box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
      }
      .form-control.valid {
        border-color: #28a745;
        box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25);
      }

      /* Loading state for buttons */
      .btn.loading {
        position: relative;
        color: transparent !important;
      }
      .btn.loading::after {
        content: "";
        position: absolute;
        left: 50%;
        top: 50%;
        width: 20px;
        height: 20px;
        margin: -10px 0 0 -10px;
        border: 2px solid rgba(255, 255, 255, 0.3);
        border-top-color: white;
        border-radius: 50%;
        animation: spin 0.8s linear infinite;
      }
      @keyframes spin {
        to {
          transform: rotate(360deg);
        }
      }

       /* Ocultar placeholders globalmente */
       ::placeholder {
         color: transparent;
         opacity: 0;
       }
       ::-webkit-input-placeholder {
         color: transparent;
         opacity: 0;
       }
       ::-moz-placeholder {
         color: transparent;
         opacity: 0;
       }
       :-ms-input-placeholder {
         color: transparent;
         opacity: 0;
       }
       ::-ms-input-placeholder {
         color: transparent;
         opacity: 0;
       }

       /* Modal de agradecimiento */
       .modal {
         display: none;
         position: fixed;
         z-index: 2000;
         left: 0;
         top: 0;
         width: 100%;
         height: 100%;
         background-color: rgba(0, 0, 0, 0.7);
         align-items: center;
         justify-content: center;
         animation: fadeIn 0.3s ease;
       }
       
       .modal-content {
         background-color: white;
         border-radius: var(--border-radius);
         box-shadow: var(--box-shadow-hover);
         width: 90%;
         max-width: 500px;
         overflow: hidden;
         animation: slideUp 0.4s ease;
       }
       
       .modal-header {
         background: linear-gradient(135deg, var(--primary), var(--primary-dark));
         color: white;
         padding: 20px 30px;
         display: flex;
         justify-content: space-between;
         align-items: center;
       }
       
       .modal-header h3 {
         margin: 0;
         font-size: 1.5rem;
       }
       
       .modal-close {
         background: none;
         border: none;
         color: white;
         font-size: 2rem;
         cursor: pointer;
         line-height: 1;
         padding: 0;
         width: 30px;
         height: 30px;
         display: flex;
         align-items: center;
         justify-content: center;
       }
       
       .modal-close:hover {
         opacity: 0.8;
       }
       
       .modal-body {
         padding: 30px;
       }
       
       .modal-body p {
         font-size: 1.1rem;
         color: var(--dark);
         line-height: 1.6;
         margin: 0;
       }
       
       .modal-footer {
         padding: 20px 30px;
         background-color: var(--light-gray);
         display: flex;
         justify-content: flex-end;
       }
       
       .modal-footer .btn {
         min-width: 120px;
       }
       
       @keyframes fadeIn {
         from { opacity: 0; }
         to { opacity: 1; }
       }
       
       @keyframes slideUp {
         from { 
           opacity: 0;
           transform: translateY(30px);
         }
         to { 
           opacity: 1;
           transform: translateY(0);
         }
       }
       
       .modal.show {
         display: flex;
       }