:root {
  --ink: #0b3b45;
  --muted: #4f6b71;
  --surface: #ffffff;
  --panel: #eef4f4;
  --line: #d5e2e3;
  --action: #0b3b45;
  --action-hover: #145566;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", sans-serif;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 26px;
}

main {
  max-width: 40rem;
  margin: 0 auto;
  padding: 48px 16px;
}

h1 {
  margin: 0 0 16px;
  font-size: 26px;
  line-height: 32px;
  font-weight: 600;
}

h2 {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 24px;
  font-weight: 700;
}

p {
  margin: 0;
}

section {
  margin-top: 32px;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 24px;
}

footer {
  margin-top: 32px;
  color: var(--muted);
}

a {
  color: var(--action);
  text-underline-offset: 2px;
}

a:hover {
  color: var(--action-hover);
}

a:focus-visible {
  outline: 2px solid var(--action);
  outline-offset: 2px;
}