*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;line-height:1.6;color:#333}.container{max-width:1200px;margin:0 auto;padding:40px 20px}.header{text-align:center;padding:60px 0;background:hsla(0,0%,100%,.95);border-radius:20px;margin-bottom:40px;box-shadow:0 10px 40px rgba(0,0,0,.1)}.title{font-size:2.5rem;color:#667eea;margin-bottom:16px;font-weight:700}.subtitle{font-size:1.2rem;color:#666;max-width:600px;margin:0 auto}.content{background:hsla(0,0%,100%,.95);border-radius:20px;padding:40px;box-shadow:0 10px 40px rgba(0,0,0,.1)}.text-block{margin-bottom:40px}.text-block h2{font-size:1.8rem;color:#764ba2;margin-bottom:20px;border-bottom:3px solid #667eea;padding-bottom:10px}.text-block p{font-size:1.1rem;margin-bottom:16px;text-align:justify}.text-block strong{color:#667eea;font-weight:600}.image-block{text-align:center;margin:40px 0}.image-block h2{font-size:1.8rem;color:#764ba2;margin-bottom:20px}.hero-image{max-width:100%;height:auto;border-radius:15px;box-shadow:0 8px 30px rgba(0,0,0,.15);transition:transform .3s ease}.hero-image:hover{transform:scale(1.02)}.image-caption{margin-top:16px;color:#666;font-style:italic}.features{margin-top:40px}.features h2{font-size:1.8rem;color:#764ba2;margin-bottom:20px}.features ul{list-style:none;padding-left:0}.features li{font-size:1.1rem;padding:12px 0;border-bottom:1px solid #eee;transition:padding-left .2s ease}.features li:hover{padding-left:10px;color:#667eea}.footer{text-align:center;padding:30px;margin-top:40px;background:hsla(0,0%,100%,.9);border-radius:15px}.footer a{color:#667eea;text-decoration:none;font-weight:600}.footer a:hover{text-decoration:underline}@media (max-width:768px){.title{font-size:1.8rem}.subtitle{font-size:1rem}.content{padding:20px}.features h2,.image-block h2,.text-block h2{font-size:1.4rem}}