/* Reset y base */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', sans-serif; background: #1a1a1a; color: #e5e5e5; line-height: 1.6; overflow-x: hidden; }

/* Hero Section */
.hero { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 50%, #1a1a1a 100%); position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; width: 150%; height: 150%; background: radial-gradient(circle at 50% 50%, rgba(74, 158, 255, 0.05) 0%, transparent 70%); animation: pulse 8s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { transform: scale(1); opacity: 0.5; } 50% { transform: scale(1.1); opacity: 0.8; } }
.hero-content { max-width: 1200px; padding: 2rem; text-align: center; position: relative; z-index: 1; }
.badge { display: inline-block; padding: 0.5rem 1.5rem; background: rgba(74, 158, 255, 0.15); border: 1px solid rgba(74, 158, 255, 0.3); border-radius: 50px; color: #4a9eff; font-size: 0.85rem; font-weight: 600; letter-spacing: 0.5px; margin-bottom: 2rem; text-transform: uppercase; }
h1 { font-size: 4rem; font-weight: 700; color: #f5f5f5; margin-bottom: 1.5rem; line-height: 1.2; letter-spacing: -1px; }
.gradient-text { background: linear-gradient(135deg, #4a9eff 0%, #6bb0ff 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-subtitle { font-size: 1.5rem; color: #a8a8a8; margin-bottom: 3rem; max-width: 800px; margin-left: auto; margin-right: auto; font-weight: 400; }
.cta-buttons { display: flex; gap: 1.5rem; justify-content: center; flex-wrap: wrap; margin-bottom: 4rem; }
.btn { padding: 1rem 2.5rem; border-radius: 12px; font-size: 1.1rem; font-weight: 600; text-decoration: none; transition: all 0.3s ease; display: inline-flex; align-items: center; gap: 0.5rem; cursor: pointer; border: none; }
.btn-primary { background: #4a9eff; color: #1a1a1a; box-shadow: 0 10px 30px rgba(74, 158, 255, 0.3); }
.btn-primary:hover { background: #6bb0ff; transform: translateY(-3px); box-shadow: 0 15px 40px rgba(74, 158, 255, 0.4); }
.btn-secondary { background: rgba(74, 158, 255, 0.1); color: #4a9eff; border: 2px solid #4a9eff; }
.btn-secondary:hover { background: rgba(74, 158, 255, 0.2); transform: translateY(-3px); }

/* Stats */
.stats { display: flex; gap: 4rem; justify-content: center; flex-wrap: wrap; padding-top: 3rem; border-top: 1px solid rgba(255, 255, 255, 0.1); }
.stat { text-align: center; }
.stat-number { font-size: 3rem; font-weight: 700; color: #4a9eff; margin-bottom: 0.5rem; }
.stat-label { color: #8a8a8a; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px; }

/* Sections */
.section { padding: 8rem 2rem; max-width: 1200px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 5rem; }
.section-title { font-size: 2.5rem; font-weight: 700; margin-bottom: 1rem; color: #f5f5f5; }
.section-subtitle { font-size: 1.2rem; color: #8a8a8a; max-width: 600px; margin: 0 auto; }

/* Features */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2.5rem; }
.feature-card { background: rgba(42, 42, 42, 0.5); border: 1px solid #3a3a3a; border-radius: 16px; padding: 2.5rem; transition: all 0.4s ease; position: relative; overflow: hidden; }
.feature-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: linear-gradient(90deg, #4a9eff, #6bb0ff); transform: scaleX(0); transition: transform 0.4s ease; }
.feature-card:hover { background: rgba(50, 50, 50, 0.6); border-color: #4a9eff; transform: translateY(-5px); }
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon { font-size: 3rem; margin-bottom: 1.5rem; display: block; }
.feature-title { font-size: 1.4rem; font-weight: 600; margin-bottom: 1rem; color: #f5f5f5; }
.feature-description { color: #a8a8a8; line-height: 1.7; }

/* Use Cases */
.use-cases { background: rgba(42, 42, 42, 0.3); padding: 8rem 2rem; }
.use-case-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; max-width: 1200px; margin: 0 auto; }
.use-case { text-align: center; padding: 2rem; background: rgba(26, 26, 26, 0.5); border: 1px solid #3a3a3a; border-radius: 12px; transition: all 0.3s ease; }
.use-case:hover { border-color: #4a9eff; transform: scale(1.05); }
.use-case-icon { font-size: 2.5rem; margin-bottom: 1rem; }
.use-case-title { font-size: 1.1rem; font-weight: 600; color: #f5f5f5; margin-bottom: 0.5rem; }
.use-case-desc { font-size: 0.9rem; color: #8a8a8a; }

/* Testimonials */
.testimonials { padding: 8rem 2rem; }
.testimonial-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; max-width: 1200px; margin: 0 auto; }
.testimonial { background: rgba(42, 42, 42, 0.5); border: 1px solid #3a3a3a; border-radius: 16px; padding: 2rem; position: relative; }
.testimonial-quote { color: #a8a8a8; font-size: 1.05rem; line-height: 1.7; margin-bottom: 1.5rem; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 1rem; }
.testimonial-avatar { width: 50px; height: 50px; border-radius: 50%; background: linear-gradient(135deg, #4a9eff, #6bb0ff); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.2rem; }
.testimonial-info h4 { color: #f5f5f5; font-size: 1rem; margin-bottom: 0.2rem; }
.testimonial-info p { color: #6a6a6a; font-size: 0.85rem; }

/* CTA Section */
.cta-section { padding: 8rem 2rem; text-align: center; background: linear-gradient(135deg, rgba(74, 158, 255, 0.1), rgba(107, 176, 255, 0.05)); border-top: 1px solid rgba(74, 158, 255, 0.2); border-bottom: 1px solid rgba(74, 158, 255, 0.2); }
.cta-content { max-width: 800px; margin: 0 auto; }
.cta-title { font-size: 3rem; font-weight: 700; margin-bottom: 1.5rem; color: #f5f5f5; }
.cta-text { font-size: 1.3rem; color: #a8a8a8; margin-bottom: 3rem; }

/* Footer */
footer { padding: 3rem 2rem; text-align: center; border-top: 1px solid #3a3a3a; color: #6a6a6a; }
footer p { margin-bottom: 0.5rem; }
.footer-links { display: flex; gap: 2rem; justify-content: center; margin-top: 1.5rem; flex-wrap: wrap; }
.footer-links a { color: #8a8a8a; text-decoration: none; transition: color 0.3s ease; }
.footer-links a:hover { color: #4a9eff; }

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1.2rem; }
    .section-title { font-size: 2rem; }
    .stats { gap: 2rem; }
    .stat-number { font-size: 2rem; }
    .cta-title { font-size: 2rem; }
}

/* Animaciones */
.fade-in { opacity: 0; transform: translateY(30px); animation: fadeIn 0.8s ease forwards; }
@keyframes fadeIn { to { opacity: 1; transform: translateY(0); } }