body{background:linear-gradient(135deg,#999a83,#eeb034);min-height:100vh;padding:20px 0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.demo-container{background:#fff;border-radius:20px;box-shadow:0 20px 60px #0000004d;padding:40px 20px;width:90%;margin:0 auto;text-align:center}.logo{font-size:32px;font-weight:700;color:#667eea;margin-bottom:15px}.logo img{height:60px;vertical-align:middle}.demo-container h1{font-size:1.75rem}.demo-container h2{font-size:1.25rem}.subtitle{color:#6c757d;font-size:16px;margin-bottom:30px}.form-control{border-radius:50px;padding:12px 20px;border:2px solid #e0e0e0;font-size:14px}.form-control:focus{border-color:#667eea;box-shadow:0 0 0 .2rem #667eea40}.btn-submit{background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:50px;padding:12px 30px;font-size:16px;font-weight:600;color:#fff;margin-top:15px;transition:transform .3s;width:100%}.btn-submit:hover{transform:translateY(-2px);box-shadow:0 10px 20px #667eea4d}.features{margin-top:40px;text-align:left}.feature-item{display:flex;align-items:center;margin-bottom:20px}.feature-icon{width:45px;height:45px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;margin-right:15px;flex-shrink:0}.alert{border-radius:15px;margin-top:20px}.content-section{text-align:left;margin:30px 0;padding:20px;background:#f8f9fa;border-radius:15px}.col-lg-4{margin-right:10px!important;width:32%!important}.content-section h3{color:#667eea;margin-bottom:15px;font-size:1.25rem}.content-section p{color:#495057;line-height:1.8;margin-bottom:15px;font-size:14px}.modal-body.privacy{text-align:left;max-height:60vh;overflow-y:auto}@media(min-width:768px){body{padding:40px 0}.demo-container{padding:60px 40px}.col-lg-4{width:32%!important}.logo{font-size:48px;margin-bottom:20px}.logo img{height:80px}.demo-container h1{font-size:2.5rem}.demo-container h2{font-size:1.5rem}.subtitle{font-size:18px;margin-bottom:40px}.form-control{padding:15px 25px;font-size:16px}.btn-submit{padding:15px 50px;font-size:18px;margin-top:20px;width:auto}.features{margin-top:50px}.feature-icon{width:50px;height:50px;font-size:24px;margin-right:20px}.content-section{margin:40px 0;padding:30px}.content-section h3{margin-bottom:20px;font-size:1.5rem}.content-section p{font-size:16px}}@media(max-width:578px){.col-lg-4,.col-lg-6{width:100%!important;margin-right:0!important}.feature-item{flex-direction:column;align-items:flex-start;text-align:center}.feature-icon{margin-bottom:10px;margin:0 auto!important}}