* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #f0f2f5;
  color: #2a2a2a;
  line-height: 1.6;
  min-height: 100vh;
  padding: 48px 20px;
}

.page {
  max-width: 720px;
  margin: 0 auto;
}

.brand {
  font-size: 13px;
  color: #888;
  margin-bottom: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand strong {
  color: #444;
}

h1 {
  font-size: 28px;
  margin-bottom: 8px;
  color: #1a1a1a;
}

.lede {
  color: #666;
  font-size: 15px;
  margin-bottom: 32px;
}

.card {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  padding: 32px;
  margin-bottom: 24px;
}

h2 {
  font-size: 17px;
  margin-bottom: 10px;
  margin-top: 24px;
  color: #1a1a1a;
}

h2:first-child {
  margin-top: 0;
}

p {
  margin-bottom: 14px;
  font-size: 14px;
  color: #333;
}

ul {
  margin: 0 0 14px 22px;
  font-size: 14px;
  color: #333;
}

li {
  margin-bottom: 6px;
}

code {
  font-family: "SF Mono", Menlo, Monaco, monospace;
  font-size: 12.5px;
  background: #f3f3f3;
  padding: 1px 5px;
  border-radius: 3px;
  color: #444;
}

a {
  color: #2c6fb8;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.nav {
  font-size: 13px;
  color: #888;
  margin-top: 8px;
}

.nav a {
  color: #888;
}

.nav a + a {
  margin-left: 12px;
}

.note {
  background: #f7f9fc;
  border-left: 3px solid #4a90d9;
  padding: 12px 14px;
  font-size: 13px;
  color: #555;
  margin: 16px 0;
  border-radius: 0 4px 4px 0;
}