html, body {
  height: 100%;
  margin: 0;
  font-family: system-ui, Arial, sans-serif;
  background: #0b0f14;
  color: #e6eef6;
}

.center {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

h1 {
  margin: 0 0 8px;
  font-size: 20px;
  color: #ffffff;
}

p {
  margin: 0 0 12px;
  color: #cfe6ff;
  line-height: 1.4;
}

strong {
  color: #ffffff;
}

a {
  color: #58a6ff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.muted {
  color: #9fb3c8;
  font-size: 14px;
}