:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #10243b;
  background: #f2f5f8;
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  width: min(100%, 520px);
  padding: clamp(28px, 7vw, 48px);
  border: 1px solid #d8e0e8;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 16px 48px rgb(16 36 59 / 7%);
}

.brand {
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -.04em;
}

.brand span { color: #008c73; }

.rule {
  width: 42px;
  height: 4px;
  margin: 34px 0 26px;
  border-radius: 2px;
  background: #008c73;
}

h1 {
  margin: 0 0 16px;
  font-size: clamp(26px, 5vw, 34px);
  line-height: 1.2;
}

p {
  margin: 0;
  font-size: 17px;
  line-height: 1.6;
}

.note {
  margin-top: 24px;
  color: #52677b;
  font-size: 14px;
}