/* Tokens copied from the ui8kit shadcn neutral theme (one corner token, 8px step). No external requests, no web fonts. */
:root {
  --radius: 0.625rem;
  --background: hsl(0 0% 100%);
  --foreground: hsl(0 0% 4%);
  --primary: hsl(0 0% 9%);
  --primary-foreground: hsl(0 0% 98%);
  --secondary: hsl(0 0% 96%);
  --secondary-foreground: hsl(0 0% 9%);
  --muted-foreground: hsl(0 0% 43.5%);
  --border: hsl(0 0% 90%);
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --background: hsl(0 0% 4%);
    --foreground: hsl(0 0% 98%);
    --primary: hsl(0 0% 90%);
    --primary-foreground: hsl(0 0% 9%);
    --secondary: hsl(0 0% 15%);
    --secondary-foreground: hsl(0 0% 98%);
    --muted-foreground: hsl(0 0% 63%);
    --border: hsl(0 0% 25%);
  }
}
* { box-sizing: border-box; margin: 0; }
body {
  min-height: 100vh; display: flex; flex-direction: column;
  background: var(--background); color: var(--foreground);
  font: 400 16px/1.5 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
.bar { padding: 24px; border-bottom: 1px solid var(--border); font-weight: 500; }
main { flex: 1; width: 100%; max-width: 640px; margin: 0 auto; padding: 64px 24px; }
h1 { font-size: 48px; line-height: 1; font-weight: 600; letter-spacing: -0.025em; margin-bottom: 24px; }
p { color: var(--muted-foreground); font-size: 18px; margin-bottom: 16px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 32px; }
.btn {
  display: inline-flex; align-items: center; height: 40px; padding: 0 16px;
  border: 1px solid var(--border); border-radius: var(--radius);
  font-size: 14px; font-weight: 500; text-decoration: none;
  background: var(--secondary); color: var(--secondary-foreground);
}
.btn-primary { background: var(--primary); color: var(--primary-foreground); border-color: var(--primary); }
.btn:hover { opacity: 0.9; }
a:focus-visible { outline: 2px solid var(--foreground); outline-offset: 2px; }
footer { padding: 24px; border-top: 1px solid var(--border); color: var(--muted-foreground); font-size: 14px; }
footer a { color: var(--foreground); }