:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #202223;
  background: #f6f6f7;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  line-height: 1.6;
}

a { color: #005bd3; }
a:hover { color: #004299; }

.site-header {
  background: #ffffff;
  border-bottom: 1px solid #dfe3e8;
}

.header-inner,
.page,
.site-footer {
  width: min(920px, calc(100% - 32px));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}

.brand {
  color: #202223;
  font-size: 1.125rem;
  font-weight: 700;
  text-decoration: none;
}

nav { display: flex; flex-wrap: wrap; gap: 16px; }
nav a { font-weight: 600; text-decoration: none; }

.page {
  margin-block: 32px;
  padding: clamp(24px, 5vw, 56px);
  background: #ffffff;
  border: 1px solid #dfe3e8;
  border-radius: 16px;
  box-shadow: 0 2px 8px rgb(0 0 0 / 6%);
}

h1, h2, h3 { line-height: 1.25; }
h1 { margin-top: 0; font-size: clamp(2rem, 5vw, 3rem); }
h2 { margin-top: 2rem; font-size: 1.4rem; }
h3 { margin-top: 1.5rem; font-size: 1.05rem; }

.lede { max-width: 70ch; font-size: 1.1rem; color: #4a4a4a; }
.meta { color: #616161; }
.notice {
  padding: 16px 18px;
  background: #eef7ff;
  border-left: 4px solid #2c6ecb;
  border-radius: 8px;
}

table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px; border-bottom: 1px solid #dfe3e8; text-align: left; vertical-align: top; }
th { background: #f6f6f7; }

.site-footer {
  padding-block: 0 40px;
  color: #616161;
  font-size: .925rem;
}

@media (max-width: 640px) {
  .header-inner { align-items: flex-start; flex-direction: column; padding-block: 16px; }
  .page { margin-block: 16px; }
  table, tbody, tr, th, td { display: block; }
  thead { display: none; }
  td { padding-inline: 0; }
}