:root{--primary-color:#1F6FE5;--text-dark:#2d3748;--text-light:#718096;--bg-light:#f7fafc;--bg-white:#ffffff;--border-color:#e2e8f0;}*{margin:0;padding:0;box-sizing:border-box;}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--text-dark);line-height:1.6;background-color:var(--bg-white);}h1,h2,h3{font-weight:600;line-height:1.3;margin-bottom:1rem;}h1{font-size:2.5rem;color:var(--text-dark);}h2{font-size:2rem;color:var(--text-dark);}h3{font-size:1.5rem;color:var(--text-dark);}p{margin-bottom:1rem;color:var(--text-dark);}a{color:var(--primary-color);text-decoration:none;transition:color 0.3s ease;}a:hover{color:#1557b8;text-decoration:none;}.navbar{background-color:var(--bg-white);border-bottom:1px solid var(--border-color);padding:1rem 0;}.navbar-brand{font-size:1.5rem;font-weight:600;color:var(--primary-color)!important;}.navbar-brand:hover{color:#1557b8!important;}.nav-link{color:var(--text-dark)!important;font-weight:500;transition:color 0.3s ease;}.nav-link:hover{color:var(--primary-color)!important;}.hero-section{background:linear-gradient(135deg,#f7fafc 0%,#edf2f7 100%);padding:4rem 0;}.hero-section h1{margin-bottom:1.5rem;}.hero-section .lead{font-size:1.25rem;color:var(--text-light);margin-bottom:2rem;}.hero-image{border-radius:12px;box-shadow:0 10px 40px rgba(0,0,0,0.1);width:100%;height:auto;margin-top:2rem;}.content-section{padding:4rem 0;}.content-section:nth-child(even){background-color:var(--bg-light);}.section-image{border-radius:12px;box-shadow:0 5px 20px rgba(0,0,0,0.08);width:100%;height:auto;margin-bottom:2rem;}.text-block{margin-bottom:2rem;}.text-block h2{margin-bottom:1.5rem;}.text-block h3{margin-bottom:1rem;color:var(--text-dark);}.text-block ul{margin-left:1.5rem;margin-bottom:1rem;}.text-block ul li{margin-bottom:0.5rem;color:var(--text-dark);}.limitation-box{background-color:#fff3cd;border-left:4px solid #ffc107;padding:1.5rem;border-radius:8px;margin:2rem 0;}.limitation-box h3{... <truncated>