:root{--bg-main:#03213A;--fg:#cfeaf8;--accent:#38bdf8}
html,body{height:100%;margin:0;background:var(--bg-main);color:var(--fg);font-family:Inter, Arial, Helvetica, sans-serif}
header,nav{background:rgba(0,0,0,0.02);}
.container{max-width:1200px;margin:0 auto;padding:1rem}