/* Self-contained by necessity: the CSP below allows no external stylesheet or
   font host, and the Privacy Policy's no-third-party-scripts claim means no
   Google Fonts here either. System stack only. */
:root {
  --bg: #ffffff;
  --fg: #252525;
  --muted: #6b6b6b;
  --accent: oklch(0.54 0.267 12); /* raspberry, matches flit-web --accent */
  --line: #252525;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111111;
    --fg: #fafafa;
    --muted: #9a9a9a;
    --line: #fafafa;
  }
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
main {
  width: 100%;
  max-width: 420px;
  border: 2px solid var(--line); /* zero radius — brutalist, matches the app */
  padding: 32px 28px;
}
.mark {
  margin: 0 0 28px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--accent);
}
h1 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.06em;
}
p { margin: 0; font-size: 14px; line-height: 1.55; color: var(--muted); }
#back { margin-top: 24px; }
a {
  color: var(--fg);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-decoration: none;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 2px;
}
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }