.whatsapp-hero{background:var(--primary,#000000);color:white;padding:120px 20px 80px;position:relative;overflow:hidden}.whatsapp-hero: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"><circle cx="25" cy="25" r="3" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="45" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="45" cy="75" r="4" fill="rgba(255,255,255,0.1)"/></svg>');animation:float 25s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0) rotate(0deg)}50%{transform:translateY(-30px) rotate(180deg)}}.whatsapp-icon{width:100px;height:100px;border-radius:50%;background:var(--text-secondary,#666666);display:flex;align-items:center;justify-content:center;font-size:2.5rem;margin:0 auto 2rem;animation:bounce 3s ease-in-out infinite;box-shadow:0 0 40px rgba(102,102,102,.2);position:relative}.whatsapp-icon:after{content:"";position:absolute;width:120%;height:120%;border:2px solid rgba(255,255,255,.3);border-radius:50%;animation:pulse-ring 2s ease-out infinite}@keyframes bounce{0%,to{transform:translateY(0) scale(1)}50%{transform:translateY(-10px) scale(1.05)}}@keyframes pulse-ring{0%{transform:scale(1);opacity:1}to{transform:scale(1.3);opacity:0}}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem;margin:4rem 0}.feature-card{background:var(--surface);border-radius:16px;padding:2rem;box-shadow:0 8px 32px rgba(0,0,0,.1);transition:all .3s ease;border:1px solid rgba(37,211,102,.1);position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--primary,#000000);transform:scaleX(0);transition:transform .3s ease}.feature-card:hover:before{transform:scaleX(1)}.feature-card:hover{transform:translateY(-8px);box-shadow:0 16px 48px rgba(37,211,102,.2)}.feature-icon{width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:1.5rem;background:var(--primary,#000000);color:white}.conversation-flow{background:var(--surface,#fafafa);padding:80px 20px;position:relative}.flow-container{max-width:1000px;margin:0 auto;position:relative}.flow-timeline{position:relative;padding-left:2rem}.flow-timeline:before{content:"";position:absolute;left:1rem;top:0;bottom:0;width:2px;background:var(--primary,#000000)}.flow-item{position:relative;margin-bottom:3rem;padding-left:3rem}.flow-item:before{content:"";position:absolute;left:-2rem;top:.5rem;width:1rem;height:1rem;border-radius:50%;background:#25d366;border:3px solid white;box-shadow:0 0 0 3px #25d366}.flow-time{background:rgba(37,211,102,.1);color:var(--text-secondary,#666666);padding:.25rem .75rem;border-radius:20px;font-size:.875rem;font-weight:600;display:inline-block;margin-bottom:.5rem}.stats-section{background:var(--background);padding:80px 20px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;max-width:900px;margin:0 auto}.stat-item{text-align:center;padding:2rem}.stat-number{font-size:3rem;font-weight:700;color:var(--primary,#000000);margin-bottom:.5rem}.pricing-section{background:var(--primary,#000000);color:white;padding:80px 20px;text-align:center}.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;max-width:800px;margin:3rem auto 0}.pricing-card{background:rgba(255,255,255,.1);border-radius:16px;padding:2rem;backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.pricing-card.featured{background:var(--surface);color:var(--text-primary);transform:scale(1.05);border:2px solid #25d366}.price-tag{font-size:2rem;font-weight:700;margin-bottom:1rem}@media (max-width:768px){.features-grid{grid-template-columns:1fr}.flow-timeline{padding-left:1rem}.flow-item{padding-left:2rem}}