:root {
  color-scheme: light dark;
  --bg: #f7f5f0;
  --fg: #1d1b18;
  --muted: #6b665d;
  --accent: #1f5f4a;
  --line: #d9d4c9;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161513;
    --fg: #ece8df;
    --muted: #a39d92;
    --accent: #7fc4a8;
    --line: #34312c;
  }
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
}
main {
  max-width: 26rem;
  margin: 12vh auto;
  padding: 0 1rem;
}
.brand {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.02em;
}
h1 {
  font-size: 1.5rem;
}
label {
  display: block;
  margin: 1rem 0 0.25rem;
}
input {
  width: 100%;
  box-sizing: border-box;
  padding: 0.6rem;
  font: inherit;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: transparent;
  color: inherit;
}
button {
  margin-top: 1rem;
  padding: 0.6rem 1rem;
  font: inherit;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: var(--bg);
  cursor: pointer;
}
button.secondary {
  background: transparent;
  color: var(--accent);
}
.or,
.status {
  color: var(--muted);
}
.notice {
  border-left: 3px solid var(--accent);
  padding-left: 0.75rem;
}
.request code {
  font-size: 1.05rem;
}