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

body {
  margin: 0;
  background: #f4f6f8;
  color: #1b1f24;
}

.app {
  max-width: 760px;
  margin: 2rem auto;
  padding: 1.5rem;
  background: #fff;
  border: 1px solid #d7dde4;
  border-radius: 8px;
}

.hidden {
  display: none;
}

h1,
h2,
h3 {
  margin-top: 0;
}

.lead,
.status,
.disclaimer {
  color: #334155;
}

.choices {
  display: grid;
  gap: 0.75rem;
  margin: 1rem 0;
}

.choice {
  border: 1px solid #c5ced8;
  border-radius: 6px;
  padding: 0.75rem;
}

.choice input {
  margin-right: 0.5rem;
}

.actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

button {
  border: 1px solid #0f4c81;
  background: #0f4c81;
  color: #fff;
  border-radius: 6px;
  padding: 0.6rem 0.9rem;
  cursor: pointer;
}

button[disabled] {
  cursor: not-allowed;
  opacity: 0.6;
}

button:focus-visible,
input:focus-visible {
  outline: 3px solid #0ea5e9;
  outline-offset: 2px;
}