:root{
  --bg:#0b132b;
  --ink:#222;
  --muted:#5b6575;
  --paper:#ffffff;
  --accent:#2563eb;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font:16px/1.7 system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji"; color:var(--ink); background:#f6f7fb;}
a{color:var(--accent); text-decoration:none}
a:hover{text-decoration:underline}
.header{background:var(--bg); color:#fff; padding:22px 0}
.wrap{width:min(1100px,92vw); margin-inline:auto}
.brand{font-weight:800; font-size:22px}
nav.topnav{margin-top:8px}
nav.topnav a{color:#fff; margin-right:16px}
.grid{display:grid; grid-template-columns:1fr 1fr; gap:24px}
@media (max-width:860px){.grid{grid-template-columns:1fr}}
.card{background:var(--paper); border:1px solid #e6e8ef; border-radius:14px; padding:18px; box-shadow:0 8px 24px rgba(10,20,40,.04)}
section{margin:28px 0}
h1,h2,h3{margin:0 0 10px 0}
.lead{color:var(--muted)}
.footer{background:var(--bg); color:#fff; padding:22px 0; margin-top:32px}
.footer a{color:#fff; text-decoration:underline}
.note{font-size:14px; color:var(--muted)}
ul.clean{list-style:none; padding:0; margin:0}
ul.clean li{padding:6px 0}
.breadcrumbs{font-size:14px; color:var(--muted); margin-bottom:10px}
.article{background:var(--paper); border:1px solid #e6e8ef; border-radius:14px; padding:24px}
.article h1{font-size:28px}
.article p{margin:12px 0}
.article ul{margin:10px 0 10px 22px}
.kicker{letter-spacing:.12em; text-transform:uppercase; font-size:12px; color:#6aa1ff; font-weight:800}
.cta{display:inline-block; background:#1dd3b0; color:#062a24; font-weight:800; padding:10px 14px; border-radius:10px; box-shadow:0 6px 18px rgba(30,200,170,.25)}
.cta:hover{transform:translateY(-1px)}