:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --text: #13233a;
  --muted: #4f6480;
  --brand: #1f6fe5;
  --border: #dbe5f4;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top left, #eef4ff 0%, var(--bg) 60%, #edf6f3 100%);
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.container {
  width: min(720px, 100%);
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 18px 40px rgba(19, 35, 58, 0.10);
  padding: 30px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 5px 10px;
  background: #e8f0fe;
  color: #1046a6;
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
}

h1 {
  margin: 14px 0 10px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.05;
}

p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.notice {
  margin-top: 18px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #f8fbff;
  color: #27405e;
}

.cta {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  border: 0;
  border-radius: 999px;
  padding: 11px 18px;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn.primary {
  background: var(--brand);
  color: #fff;
}

.btn.secondary {
  background: #e8f0fe;
  color: #1046a6;
}

.details {
  margin: 18px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.55;
}

@media (max-width: 560px) {
  .card { padding: 22px; }
}