:root {
  font-family:
    ui-sans-serif,
    system-ui,
    -apple-system,
    'Segoe UI',
    'PingFang SC',
    sans-serif;
  color: #1d2730;
  background: #e8eef2;
  line-height: 1.65;
}
* {
  box-sizing: border-box;
}
body {
  max-width: 780px;
  margin: auto;
  padding: 24px clamp(16px, 4vw, 40px);
}
a {
  color: #245f9d;
  text-underline-offset: 3px;
}
a:focus-visible,
summary:focus-visible {
  outline: 2px solid #245f9d;
  outline-offset: 4px;
}
header,
footer {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
h1 {
  font-size: clamp(26px, 5vw, 36px);
  line-height: 1.2;
  overflow-wrap: anywhere;
}
h2,
h3 {
  margin: 28px 0 8px;
}
main {
  margin: 36px 0;
}
details {
  margin: 16px 0;
}
summary {
  cursor: pointer;
  font-weight: 650;
  min-height: 44px;
  padding: 8px 0;
}
p {
  margin: 8px 0 16px;
}
.fine {
  color: #485965;
  font-size: 13px;
}
.table-scroll {
  overflow-x: auto;
  overscroll-behavior-x: contain;
}
table {
  border-collapse: collapse;
  width: 100%;
  font-size: 14px;
  font-variant-numeric: tabular-nums;
}
th,
td {
  padding: 10px 12px;
  text-align: right;
  border-bottom: 1px solid #bdcbd6;
  white-space: nowrap;
}
th:first-child,
td:first-child {
  text-align: left;
}
caption {
  text-align: left;
  margin: 12px 0;
}
::selection {
  background: #b2cbea;
  color: #1d2730;
}