:root {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #1f2937;
  background: #f7f9fb;
}
* { box-sizing: border-box; }
body { margin: 0; }
header {
  background: #ffffff;
  border-bottom: 1px solid #e5e7eb;
}
.wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 28px 24px;
}
.brand {
  font-size: 24px;
  font-weight: 750;
  margin: 0;
}
.sub {
  color: #5b6472;
  margin-top: 5px;
}
nav {
  margin-top: 18px;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
nav a, a { color: #185abd; text-decoration: none; }
nav a:hover, a:hover { text-decoration: underline; }
main {
  max-width: 900px;
  margin: 34px auto;
  padding: 0 24px 60px;
}
.card {
  background: white;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  padding: 28px;
  box-shadow: 0 5px 20px rgba(0,0,0,.04);
}
h1 { margin-top: 0; font-size: 30px; }
h2 { margin-top: 28px; font-size: 20px; }
p, li { line-height: 1.65; }
.small { font-size: 14px; color: #667085; }
.status {
  padding: 14px 16px;
  border-radius: 10px;
  background: #eef6ff;
  border: 1px solid #c9e1ff;
  margin: 18px 0;
}
footer {
  border-top: 1px solid #e5e7eb;
  background: white;
}
footer .wrap { font-size: 13px; color: #667085; }
code {
  background: #f3f4f6;
  border-radius: 6px;
  padding: 2px 5px;
}