:root {
  --paper: #fbf6ec;
  --paper-shade: #efe4d0;
  --ink: #1e2b3c;
  --ink-soft: #4a5566;
  --go: #3dbe6a;
  --go-shade: #23824a;
  --link: #2e5fa8;
  --card: #ffffff;
  --shadow: rgba(30, 43, 60, 0.24);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #17202c;
    --paper-shade: #222d3b;
    --ink: #f3ede2;
    --ink-soft: #c2c8d1;
    --link: #8db8f0;
    --card: #1e2936;
    --shadow: rgba(0, 0, 0, 0.4);
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}

header.site {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

header.site a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--go);
  box-shadow: 3px 4px 0 var(--shadow);
  border: 3px solid #ffffff;
  flex: none;
}

h1 {
  font-size: 2rem;
  line-height: 1.2;
  margin: 0 0 8px;
}

h2 {
  font-size: 1.25rem;
  margin: 36px 0 8px;
}

h3 {
  font-size: 1.05rem;
  margin: 24px 0 4px;
}

p,
li {
  color: var(--ink);
}

.lede {
  color: var(--ink-soft);
  font-size: 1.05rem;
}

.meta {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

a {
  color: var(--link);
}

.card {
  background: var(--card);
  border-radius: 16px;
  padding: 20px;
  margin: 20px 0;
  box-shadow: 4px 5px 0 var(--shadow);
}

.card > :first-child {
  margin-top: 0;
}

.card > :last-child {
  margin-bottom: 0;
}

.table-wrap {
  overflow-x: auto;
  margin: 12px 0;
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 560px;
  font-size: 0.95rem;
}

th,
td {
  text-align: left;
  vertical-align: top;
  padding: 10px 12px;
  border-bottom: 1px solid var(--paper-shade);
}

th {
  background: var(--paper-shade);
}

footer {
  margin-top: 48px;
  padding-top: 16px;
  border-top: 1px solid var(--paper-shade);
  color: var(--ink-soft);
  font-size: 0.9rem;
}

footer a {
  margin-right: 16px;
}