:root {
  color-scheme: dark;
  --bg: #292420;
  --raised: #332d28;
  --line: #574f46;
  --text: #f4efe6;
  --secondary: #b8b0a3;
  --accent: #f2b441;
  --ink: #1a1408;
  --error: #ff8a7a;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font: 1.0625rem/1.5 "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { flex: 1; width: 100%; max-width: 30rem; margin: 0 auto; padding: 2rem 1.25rem; }
footer { padding: 1.5rem 1.25rem; text-align: center; color: var(--secondary); font-size: 0.9375rem; }
.brand { margin: 0 0 1.5rem; color: var(--accent); font-weight: 700; letter-spacing: 0.02em; }
h1 { margin: 0 0 1rem; font-size: 1.625rem; line-height: 1.25; }
p { margin: 0 0 1rem; }
ul { margin: 0 0 1rem; padding-left: 1.25rem; }
li { margin: 0 0 0.5rem; }
a { color: var(--accent); }
.muted { color: var(--secondary); }
.notice { padding: 0.75rem 1rem; border-left: 4px solid var(--accent); background: var(--raised); }
.error { color: var(--error); font-weight: 600; }
.warning { padding: 0.75rem 1rem; border: 2px solid var(--accent); border-radius: 0.5rem; }
label { display: block; margin: 0 0 0.375rem; font-weight: 600; }
input[type="text"] {
  display: block; width: 100%; margin: 0 0 1rem; padding: 0.75rem 1rem;
  border: 2px solid var(--line); border-radius: 0.5rem; background: var(--raised); color: var(--text);
  font: 600 1.5rem/1.2 ui-monospace, "IBM Plex Mono", monospace; letter-spacing: 0.2em; text-transform: uppercase;
}
input[aria-invalid="true"] { border-color: var(--error); }
label.check { display: flex; gap: 0.75rem; align-items: flex-start; margin: 0 0 1.25rem; font-weight: 400; }
label.check input { flex: none; width: 1.5rem; height: 1.5rem; margin: 0.125rem 0 0; accent-color: var(--accent); }
.button {
  display: inline-block; min-height: 3rem; padding: 0.75rem 1.5rem; border: 2px solid var(--accent); border-radius: 999px;
  background: var(--accent); color: var(--ink); font: inherit; font-weight: 700; text-decoration: none; cursor: pointer;
}
.button.secondary { background: transparent; color: var(--text); border-color: var(--line); }
button.link { padding: 0.5rem 0; border: 0; background: none; color: var(--accent); font: inherit; text-decoration: underline; cursor: pointer; }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 0 0 1.5rem; }
.actions form { margin: 0; }
.signout { margin-top: 1.5rem; }
dl { display: grid; grid-template-columns: max-content 1fr; gap: 0.5rem 1rem; margin: 0 0 1.25rem; }
dt { color: var(--secondary); }
dd { margin: 0; overflow-wrap: anywhere; }
dd.code { font: 700 1.25rem/1.2 ui-monospace, "IBM Plex Mono", monospace; letter-spacing: 0.2em; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }