¿Qué transmisión es mejor para bicicleta?

body { background-color: #181818; color: #d0d0d2; font-family: ‘Arial’, sans-serif; line-height: 1.6; } h2, h2, h3, h4, h5, h6 { color: #d0d0d2; } a { color: #f5a625; text-decoration: none; } a:hover { color: #ffb84d; text-decoration: underline; } .content-wrapper { max-width: 1200px; margin: 0 auto; padding: 20px; } .hero-section { background: linear-gradient(135deg, #2d2d2d 0%, #1a1a1a 100%); border-radius: 12px; padding: 40px; margin-bottom: 40px; text-align: center; } .card { background-color: #2d2d2d; border-radius: 12px; padding: 30px; margin-bottom: 30px; border: 1px solid #404040; } .comparison-table { width: 100%; border-collapse: collapse; margin: 20px 0; background-color: #2d2d2d; border-radius: 8px; overflow: hidden; } .comparison-table th, .comparison-table td { padding: 15px; text-align: left; border-bottom: 1px solid #404040; } .comparison-table th { background-color: #f5a625; color: #181818; font-weight: bold; } .pros-cons { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 20px 0; } .pros, .cons { background-color: #2d2d2d; padding: 20px; border-radius: 8px; border-left: 4px solid; } .pros { border-left-color: #4ade80; } .cons { border-left-color: #ef4444; } .brand-section { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 20px; margin: 30px 0; } .brand-card { background-color: #2d2d2d; border-radius: 12px; padding: 25px; border: 1px solid #404040; transition: transform 0.3s ease; } .brand-card:hover { transform: translateY(-5px); border-color: #f5a625; } .faq-item { background-color: #2d2d2d; border-radius: 8px; margin-bottom: 15px; border: 1px solid #404040; } .faq-question { padding: 20px; cursor: pointer; font-weight: bold; display: flex; justify-content: space-between; align-items: center; } .faq-answer { padding: 0 20px 20px 20px; display: none; } .faq-item.active .faq-answer { display: block; } .highlight-box { background: linear-gradient(135deg, #f5a625 0%, #ff8c00 100%); color: #181818; padding: 20px; border-radius: 8px; margin: 20px 0; font-weight: bold; } .image-container { text-align: center; margin: 30px 0; } .image-container img { max-width: 100%; height: auto; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.3); } .price-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; margin: 30px 0; } .price-card { background-color: #2d2d2d; border-radius: 12px; padding: 25px; text-align: center; border: 2px solid #404040; } .price-card.featured { border-color: #f5a625; transform: scale(1.05); } .price { font-size: 2rem; font-weight: bold; color: #f5a625; margin: 15px 0; } @media (max-width: 768px) { .content-wrapper { padding: 15px; } .pros-cons { grid-template-columns: 1fr; } .comparison-table { font-size: 14px; } .comparison-table th, .comparison-table td { padding: 10px; } } function toggleFAQ(element) { const faqItem = element.parentElement; const isActive = faqItem.classList.contains(‘active’); // Close all FAQ items document.querySelectorAll(‘.faq-item’).forEach(item => { item.classList.remove(‘active’); }); // If this item wasn’t active, make it active if (!isActive) { faqItem.classList.add(‘active’); } // Rotate the chevron const chevron = element.querySelector(‘.fas’); if (faqItem.classList.contains(‘active’)) { chevron.style.transform = ‘rotate(180deg)’; } else { chevron.style.transform = ‘rotate(0deg)’; } } // Smooth scrolling for anchor links document.querySelectorAll(‘a[href^=»#»]’).forEach(anchor => { anchor.addEventListener(‘click’, function (e) { e.preventDefault(); const target = document.querySelector(this.getAttribute(‘href’)); if (target) { target.scrollIntoView({ behavior: ‘smooth’, block: ‘start’ }); } }); }); // Add animation to cards on scroll const observer = new IntersectionObserver((entries) => { entries.forEach(entry => { if (entry.isIntersecting) { entry.target.style.opacity = ‘1’; entry.target.style.transform = ‘translateY(0)’; } }); }); document.querySelectorAll(‘.card, .brand-card’).forEach(card => { card.style.opacity = ‘0’; card.style.transform = ‘translateY(20px)’; card.style.transition = ‘opacity 0.6s ease, transform 0.6s ease’; observer.observe(card); });