*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:#333;background-color:#f8f9fa}.container{max-width:1200px;margin:0 auto;padding:0 20px}.hero{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:80px 0;text-align:center}.hero h1{font-size:3rem;margin-bottom:20px;font-weight:700}.hero .tagline{font-size:1.5rem;margin-bottom:30px;opacity:.9}.hero .description{font-size:1.1rem;max-width:800px;margin:0 auto;opacity:.8}.nav{background:white;padding:20px 0;box-shadow:0 2px 10px #0000001a;position:sticky;top:0;z-index:100}.nav .container{display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:700;color:#667eea}.nav-links{display:flex;list-style:none;gap:30px}.nav-links a{text-decoration:none;color:#333;font-weight:500;transition:color .3s}.nav-links a:hover{color:#667eea}.client-login-btn{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff!important;padding:10px 20px!important;border-radius:5px;font-weight:600;transition:transform .3s,box-shadow .3s}.client-login-btn:hover{color:#fff!important;transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}section{padding:80px 0}.section-title{font-size:2.5rem;text-align:center;margin-bottom:50px;color:#333}.section-subtitle{text-align:center;font-size:1.2rem;color:#666;margin-bottom:60px;max-width:800px;margin-left:auto;margin-right:auto}.what-is{background:white}.what-is-content{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.what-is-text h3{font-size:1.8rem;margin-bottom:20px;color:#667eea}.what-is-text p{margin-bottom:20px;font-size:1.1rem;color:#555}.what-is-image{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);height:300px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.2rem;text-align:center}.features{background:#f8f9fa}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:40px}.feature-card{background:white;padding:40px;border-radius:10px;box-shadow:0 5px 15px #0000001a;transition:transform .3s}.feature-card:hover{transform:translateY(-5px)}.feature-card h4{font-size:1.3rem;margin-bottom:15px;color:#667eea}.feature-card p{color:#666;line-height:1.6}.use-cases{background:white}.use-cases-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:40px}.use-case-card{background:#f8f9fa;padding:40px;border-radius:10px;border-left:4px solid #667eea}.use-case-card h4{font-size:1.4rem;margin-bottom:15px;color:#333}.use-case-card p{color:#666;line-height:1.6}.about{background:#f8f9fa}.about-content{max-width:800px;margin:0 auto;text-align:center}.about-content p{font-size:1.1rem;margin-bottom:20px;color:#555}.contact{background:white}.contact-content{text-align:center;max-width:600px;margin:0 auto}.contact-content h3{font-size:2rem;margin-bottom:20px;color:#333}.contact-content p{font-size:1.1rem;margin-bottom:30px;color:#666}.contact-info{background:#f8f9fa;padding:30px;border-radius:10px;margin-top:30px}.contact-info p{margin-bottom:10px;font-size:1.1rem}.contact-info a{color:#667eea;text-decoration:none}.contact-info a:hover{text-decoration:underline}.cta-button{display:inline-block;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:15px 30px;text-decoration:none;border-radius:5px;font-weight:600;transition:transform .3s;margin-top:20px}.cta-button:hover{transform:translateY(-2px)}.footer{background:#333;color:#fff;text-align:center;padding:40px 0}@media (max-width: 768px){.hero h1{font-size:2rem}.hero .tagline{font-size:1.2rem}.nav-links,.client-login-btn{display:none}.what-is-content{grid-template-columns:1fr;gap:40px}.section-title{font-size:2rem}.features-grid,.use-cases-grid{grid-template-columns:1fr}}