:root{--primary-dark:#0a1128;--primary-blue:#1a3a70;--secondary-blue:#2d5a9e;--accent-blue:#4a7bba;--light-text:#e8eef5;--muted-text:#a0aec0;--white:#fff;--border-color:#3d5a8c;--hover-bg:#253d5e;--header-height:70px;--footer-height:200px;--transition-speed:.3s}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--primary-dark);color:var(--light-text);font-family:Inter,Segoe UI,Roboto,sans-serif;line-height:1.6;overflow-x:hidden}.app-wrapper{flex-direction:column;min-height:100vh;display:flex}main{flex:1}header{z-index:1000;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);height:var(--header-height);background-color:#1a3a70f2;align-items:center;display:flex;position:sticky;top:0}nav{justify-content:space-between;align-items:center;width:100%;max-width:1200px;margin:0 auto;padding:0 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