:root {
  --canvas: #f7f5fb;
  --ink: #1a293d;
  --muted: #596673;
  --purple: #2e244d;
  --link: #6b4aa8;
  --card: #ffffff;
  --line: #e6e8ec;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font: 18px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

header, main, footer {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 20px;
}

header { padding-bottom: 0; }

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand .mark {
  height: 56px;
  width: auto;
}

.brand .wordmark {
  height: 32px;
  width: auto;
}

nav {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 10px;
  font-size: 15px;
}

h1 {
  font-size: 2rem;
  line-height: 1.2;
  margin: 8px 0 16px;
}

h2 {
  font-size: 1.2rem;
  margin: 28px 0 8px;
}

p, li { color: var(--ink); }
.muted { color: var(--muted); font-size: 15px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 18px;
  margin: 16px 0;
}

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