:root { color-scheme: light dark; }
* { box-sizing: border-box; }
body {
  margin: 0; padding: 40px 20px;
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: #0f1a2b; color: #dce6f2;
}
.wrap { max-width: 680px; margin: 0 auto; }
h1 { font-size: 30px; margin: 0 0 6px; letter-spacing: -0.4px; }
h2 { font-size: 19px; margin: 34px 0 10px; color: #4fa3f7; }
.sub { color: #9fb0c6; margin: 0 0 28px; }
a { color: #4fa3f7; }
.card { background: #18243a; border-radius: 14px; padding: 22px 24px; margin: 18px 0; }
.lang { display: inline-block; padding: 4px 12px; border-radius: 999px; background: #22314c; color: #9fb0c6;
        font-size: 12px; letter-spacing: .4px; margin-bottom: 14px; }
ul { padding-left: 20px; }
li { margin: 6px 0; }
footer { margin-top: 40px; color: #7a8899; font-size: 13px; border-top: 1px solid #22314c; padding-top: 18px; }