:root{--primary: #25D366;--primary-dark: #128C7E;--secondary: #1e293b;--accent: #f59e0b;--text-main: #334155;--text-light: #64748b;--bg-light: #f8fafc;--white: #ffffff}*{margin:0;padding:0;box-sizing:border-box;font-family:Inter,sans-serif}body{background-color:var(--bg-light);color:var(--text-main);line-height:1.6;overflow-x:hidden}.container{width:100%;max-width:1140px;margin:0 auto;padding:0 20px}h1,h2,h3{color:var(--secondary);font-weight:800;line-height:1.2}span.highlight{color:var(--primary-dark)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:16px 32px;border-radius:50px;font-weight:700;text-decoration:none;transition:all .3s ease;cursor:pointer;border:none;font-size:1.1rem;text-align:center}.btn-whatsapp{background-color:var(--primary);color:#fff;box-shadow:0 10px 15px -3px #25d3664d}.btn-whatsapp:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 20px 25px -5px #25d36666}.btn-whatsapp svg{margin-right:10px;width:24px;height:24px}header{padding:20px 0;background:var(--white);border-bottom:1px solid #e2e8f0;position:sticky;top:0;z-index:100}.nav-content{display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:800;color:var(--secondary)}.logo span{color:var(--primary-dark)}.hero{padding:80px 0;background:linear-gradient(135deg,#fff,#f1f5f9);text-align:center}.hero h1{font-size:clamp(2.5rem,5vw,3.5rem);margin-bottom:24px;max-width:900px;margin-left:auto;margin-right:auto}.hero p{font-size:1.25rem;color:var(--text-light);margin-bottom:40px;max-width:700px;margin-left:auto;margin-right:auto}.microcopy{display:block;margin-top:12px;font-size:.875rem;color:var(--text-light)}.problem{padding:80px 0;background:var(--white)}.section-title{text-align:center;margin-bottom:50px}.section-title h2{font-size:2.25rem;margin-bottom:16px}.problem-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.problem-card{padding:30px;background:#fff5f5;border-left:4px solid #ef4444;border-radius:8px}.problem-card h3{font-size:1.25rem;margin-bottom:12px;color:#b91c1c}.solution{padding:80px 0;background:var(--bg-light)}.solution-content{display:flex;flex-wrap:wrap;align-items:center;gap:50px}.solution-text{flex:1;min-width:300px}.solution-image{flex:1;min-width:300px;border-radius:20px;overflow:hidden;box-shadow:0 20px 25px -5px #0000001a}.solution-image img{width:100%;display:block}.check-list{list-style:none;margin-top:24px}.check-list li{display:flex;align-items:center;margin-bottom:12px;font-weight:600}.check-list li svg{color:var(--primary-dark);margin-right:12px;flex-shrink:0}.benefits{padding:80px 0;background:var(--white)}.benefits-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px}.benefit-card{text-align:center;padding:40px 20px;border-radius:16px;background:var(--bg-light);transition:transform .3s ease}.benefit-card:hover{transform:translateY(-10px)}.benefit-icon{width:64px;height:64px;background:var(--primary-dark);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 24px}.testimonials{padding:80px 0;background:var(--secondary);color:#fff}.testimonials h2{color:#fff;text-align:center;margin-bottom:50px}.testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.testimonial-card{background:#ffffff0d;padding:30px;border-radius:16px;border:1px solid rgba(255,255,255,.1)}.testimonial-text{font-style:italic;margin-bottom:20px;font-size:1.1rem}.testimonial-author{font-weight:700;color:var(--primary)}.how-it-works{padding:80px 0;background:var(--white)}.steps{display:flex;flex-wrap:wrap;justify-content:center;gap:40px;margin-top:50px}.step{flex:1;min-width:200px;max-width:250px;text-align:center;position:relative}.step-number{width:50px;height:50px;background:var(--primary-dark);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.5rem;margin:0 auto 20px}.about{padding:80px 0;background:var(--bg-light)}.about-content{display:flex;flex-wrap:wrap;align-items:center;gap:50px}.about-image{flex:1;min-width:300px;text-align:center}.about-image img{width:300px;height:300px;object-fit:cover;border-radius:50%;border:8px solid white;box-shadow:0 10px 15px -3px #0000001a}.about-text{flex:2;min-width:300px}.cta-final{padding:100px 0;background:linear-gradient(#1e293be6,#1e293be6),url(https://picsum.photos/seed/education/1920/1080);background-size:cover;background-position:center;color:#fff;text-align:center}.cta-final h2{color:#fff;font-size:2.5rem;margin-bottom:24px}.cta-final p{font-size:1.25rem;margin-bottom:40px;max-width:600px;margin-left:auto;margin-right:auto;opacity:.9}footer{padding:40px 0;background:var(--white);text-align:center;border-top:1px solid #e2e8f0}.footer-logo{font-weight:800;margin-bottom:10px;display:block}@media(max-width:768px){.hero h1{font-size:2.25rem}.section-title h2{font-size:1.75rem}.solution-content,.about-content{flex-direction:column}.btn{width:100%}}