:root {
  --ink: #12181f;
  --muted: #5b6672;
  --line: #e6e9ee;
  --bg: #ffffff;
  --accent: #1f6feb;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 88px 24px 64px;
}

.brand {
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
}

h1 {
  font-size: 34px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 28px 0 12px;
}

h2 {
  font-size: 18px;
  letter-spacing: -0.01em;
  margin: 32px 0 8px;
}

p { color: var(--muted); margin: 0 0 14px; }

.lead { font-size: 18px; color: var(--ink); }

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

.tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.card {
  margin-top: 28px;
  padding: 22px 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
}

.check {
  width: 44px; height: 44px;
  border-radius: 999px;
  background: #eaf3ff;
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 700;
  margin-bottom: 14px;
}

footer {
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
}

footer a { color: var(--muted); text-decoration: none; margin-right: 16px; }
footer a:hover { color: var(--ink); }

.note { font-size: 13px; color: var(--muted); }