:root {
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: linear-gradient(180deg, #f8fafc 0%, #e5e7eb 100%);
  color: #111827;
  min-height: 100vh;
  display: grid;
  place-items: center;
}

.card {
  width: min(680px, calc(100vw - 32px));
  padding: 28px;
  border-radius: 12px;
  background: #ffffff;
  border: 1px solid #d1d5db;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}

h1 {
  margin: 0 0 10px;
  font-size: 28px;
}

.lead {
  margin: 0 0 16px;
  line-height: 1.55;
}

.status {
  margin: 0 0 14px;
  padding: 10px 12px;
  border-radius: 8px;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1e3a8a;
  font-size: 14px;
}

.btn {
  appearance: none;
  border: 1px solid #0f172a;
  border-radius: 8px;
  background: #111827;
  color: #ffffff;
  padding: 10px 14px;
  font: inherit;
  cursor: pointer;
}

.btn:hover {
  background: #1f2937;
}