*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;line-height:1.6;color:#333;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:2rem}header{text-align:center;margin-bottom:3rem;color:#fff}.logo{width:80px;height:80px;margin:0 auto 1rem;background:#fff;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:700;color:#667eea}h1{font-size:3rem;margin-bottom:1rem;text-shadow:2px 2px 4px rgba(0,0,0,.2)}.tagline{font-size:1.3rem;opacity:.95;margin-bottom:2rem}.cta-button{display:inline-block;background:#ff6b6b;color:#fff;padding:2px;border-radius:10px;text-decoration:none;font-weight:700;font-size:1.1rem;transition:all .3s ease;box-shadow:0 4px 15px #ff6b6b4d}.cta-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ff6b6b66}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-bottom:3rem}.feature-card{background:#fff;padding:2rem;border-radius:16px;box-shadow:0 10px 30px #0000001a;transition:transform .3s ease}.feature-card:hover{transform:translateY(-5px)}.feature-icon{width:60px;height:60px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:1rem}.feature-title{font-size:1.3rem;margin-bottom:.5rem;color:#333}.feature-description{color:#666;line-height:1.5}.demo-video{background:#fff;padding:2rem;border-radius:16px;margin-bottom:3rem;text-align:center}.video-container{margin:2rem 0}.video-description{color:#666;font-size:1.1rem;margin-top:1rem}.supported-sites{background:#fff;padding:2rem;border-radius:16px;margin-bottom:3rem;text-align:center}.sites-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem;margin-top:1.5rem}.site-badge{background:#f8f9fa;padding:.8rem;border-radius:8px;font-weight:500;color:#495057;border:2px solid #e9ecef;transition:all .3s ease}.site-badge:hover{border-color:#667eea;background:#f8f9ff}.how-to-use{background:#fff;padding:2rem;border-radius:16px;margin-bottom:3rem}.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-top:1.5rem}.step{text-align:center}.step-number{width:40px;height:40px;background:#667eea;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;font-weight:700}footer{text-align:center;color:#fff;padding:2rem 0;opacity:.8}.animate-in{opacity:1;transform:translateY(0);transition:opacity .6s ease-out,transform .6s ease-out}.feature-card,.demo-video,.supported-sites,.how-to-use{opacity:0;transform:translateY(30px)}@media (max-width: 768px){h1{font-size:2rem}.tagline{font-size:1.1rem}.container{padding:1rem}}