:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #5a5a5a;
  --card: #f5f6fa;
  --line: #d8dbe6;
  --link: #1557ff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --fg: #f2f4f8;
    --muted: #b5bdce;
    --card: #171b24;
    --line: #2b3242;
    --link: #8ab4ff;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

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

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px;
}

header {
  margin-bottom: 20px;
}

h1,
h2,
h3 {
  margin: 0 0 10px;
  line-height: 1.25;
}

p,
li {
  margin: 0 0 10px;
}

.small {
  color: var(--muted);
  font-size: 14px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.card {
  display: block;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card);
  padding: 12px;
  color: inherit;
  text-decoration: none;
}

.card img {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  display: block;
  margin-bottom: 8px;
}

.card h3 {
  font-size: 17px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card);
  padding: 14px;
  margin-bottom: 14px;
}

.steps,
.faq,
.list {
  padding-left: 18px;
}

table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--line);
  margin-bottom: 14px;
}

th,
td {
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  padding: 8px;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
}

footer {
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}