:root {
  color-scheme: light;
  --blue: #1553a0;
  --green: #a9c943;
  --ink: #263d52;
  --muted: #718395;
  --paper: #f7fafc;
}
* { box-sizing: border-box; }
body {
  min-height: 100vh;
  margin: 0;
  padding: 32px 20px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
}
.card {
  width: min(100%, 510px);
  padding: 52px 58px 48px;
  text-align: center;
  background: #fff;
  border: 1px solid #e8eef2;
  border-radius: 8px;
  box-shadow: 0 18px 55px rgba(28, 69, 104, .06);
}
.logo { display: block; width: min(100%, 350px); height: auto; margin: 0 auto; }
.rule { width: 38px; height: 3px; margin: 34px auto 25px; background: var(--green); border-radius: 4px; }
.eyebrow { margin: 0 0 13px; color: var(--blue); font-size: 10px; font-weight: 700; letter-spacing: .2em; }
h1 { margin: 0; color: #163f72; font-size: clamp(36px, 7vw, 48px); font-weight: 600; letter-spacing: -.045em; line-height: 1.12; }
h1 span { color: var(--blue); }
.message { max-width: 355px; margin: 20px auto 25px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.contact { display: inline-flex; align-items: center; gap: 18px; padding: 13px 18px; border-radius: 4px; background: var(--blue); color: white; text-decoration: none; font-size: 13px; font-weight: 600; transition: background .15s ease; }
.contact:hover { background: #103e77; }
.contact span { font-size: 16px; }
footer { margin-top: 24px; color: #8b9aa7; font-size: 9px; font-weight: 600; letter-spacing: .15em; }
footer span { padding: 0 5px; color: var(--green); }
@media (max-width: 520px) {
  body { padding: 20px 16px; }
  .card { padding: 42px 25px 38px; }
  .logo { width: min(100%, 310px); }
  .message { font-size: 13px; }
}