:root {
  color-scheme: light;
  font-family: Arial, "Helvetica Neue", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  background: #f5f6f8;
  color: #111827;
}

.card {
  width: min(92vw, 440px);
  padding: 28px 22px;
  border-radius: 16px;
  background: #ffffff;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.12);
  text-align: center;
}

.message {
  margin: 0;
  font-size: 18px;
  line-height: 1.45;
  font-weight: 600;
}

.buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 24px;
}

button {
  min-width: 118px;
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  color: #ffffff;
  background: #ee4d2d;
}

button.secondary {
  color: #111827;
  background: #e5e7eb;
}

button:disabled {
  cursor: wait;
  opacity: 0.7;
}

.hint {
  color: #4b5563;
  font-size: 14px;
}

.error {
  margin: 16px 0 0;
  color: #b91c1c;
  font-size: 14px;
}

code {
  padding: 2px 5px;
  border-radius: 6px;
  background: #eef2ff;
}

a {
  color: #2563eb;
}

@media (max-width: 420px) {
  .buttons {
    flex-direction: column;
  }

  button {
    width: 100%;
  }
}