:root { --fg: #1c2430; --muted: #5b6573; --bg: #f6f5f2; --card: #fff; --primary: #3d5a80; --on-primary: #fff; }
@media (prefers-color-scheme: dark) {
  :root { --fg: #e8eaee; --muted: #a3abb7; --bg: #12161c; --card: #1b212a; --primary: #8fb0d8; --on-primary: #10151c; }
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 24px 16px; background: var(--bg); color: var(--fg);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
main { width: 100%; max-width: 420px; background: var(--card); border-radius: 16px; padding: 28px 24px; text-align: center;
  box-shadow: 0 1px 3px rgb(0 0 0 / 8%); }
.mark { color: var(--primary); letter-spacing: 4px; font-size: 22px; }
h1 { margin: 8px 0 4px; font-size: 24px; overflow-wrap: anywhere; }
.muted { color: var(--muted); }
.button { display: block; margin: 12px 0 0; padding: 12px 16px; border-radius: 999px; border: 1px solid var(--primary);
  color: var(--primary); text-decoration: none; font-weight: 600; }
.button.primary { background: var(--primary); color: var(--on-primary); margin-top: 20px; }
.install { margin-top: 8px; }
.code { margin-top: 20px; border-top: 1px solid rgb(127 127 127 / 20%); padding-top: 12px; }
.code-row { display: flex; gap: 8px; justify-content: center; align-items: center; }
#code { font: 600 24px ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 4px; }
#copy { padding: 6px 12px; border-radius: 8px; border: 1px solid var(--muted); background: transparent; color: var(--fg); }
footer { margin-top: 16px; font-size: 12px; }
[hidden] { display: none !important; }