:root {
  --ink: #16191d;
  --muted: #55606d;
  --line: #e2e6ea;
  --accent: #1f5f8b;
  --bg: #ffffff;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 24px;
}

.site-header {
  border-bottom: 1px solid var(--line);
  padding: 28px 0 24px;
}

.brand {
  display: inline-block;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
  border-left: 4px solid var(--accent);
  padding-left: 10px;
}

main { padding: 36px 0 8px; }

h1 {
  font-size: 28px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}

h2 {
  font-size: 18px;
  margin: 36px 0 12px;
  letter-spacing: -0.005em;
}

p { margin: 0 0 16px; }

.lead {
  font-size: 19px;
  color: var(--ink);
}

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

a:hover { text-decoration: none; }

ul { margin: 0 0 16px; padding-left: 20px; }

li { margin-bottom: 8px; }

.areas {
  list-style: none;
  padding: 0;
  margin: 0 0 8px;
  border-top: 1px solid var(--line);
}

.areas li {
  border-bottom: 1px solid var(--line);
  padding: 12px 0;
  margin: 0;
}

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding-left: 34px;
  margin-bottom: 14px;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 1px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  line-height: 24px;
  text-align: center;
}

.note {
  color: var(--muted);
  font-size: 15px;
}

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 44px;
  padding: 20px 0 48px;
  color: var(--muted);
  font-size: 14px;
}

.site-footer p { margin: 0 0 8px; }