:root { color-scheme: dark; --bg: #1a191f; --dot: #26252c; --fg: #f4f3f8; --muted: #9a98a6; --accent: #6447f5; --accent-hi: #7a61ff; }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0; min-height: 100dvh; background: var(--bg) radial-gradient(var(--dot) 2.5px, transparent 3px) 0 0 / 22px 22px;
  color: var(--fg); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 420px; margin: 0 auto; padding: max(16px, env(safe-area-inset-top)) 16px max(24px, env(safe-area-inset-bottom)); text-align: center; }
.sticker { width: min(80%, 300px); margin: 8px auto 4px; height: auto; display: block; filter: drop-shadow(0 12px 32px rgb(100 71 245 / .35)); }
h1 { font-size: 28px; line-height: 1.2; margin: 8px 0 8px; }
.lead { margin: 0 0 20px; color: var(--muted); }
button {
  display: block; width: 100%; min-height: 52px; border: 0; border-radius: 14px; background: var(--accent); color: #fff;
  font-family: inherit; font-size: 17px; font-weight: 650; cursor: pointer;
}
button:hover:not(:disabled) { background: var(--accent-hi); }
button:disabled { opacity: .6; cursor: progress; }
button:focus-visible, a:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
#status { min-height: 1.5em; margin: 12px 0 0; }
#status.err { color: #ff8f8f; }
.muted { color: var(--muted); margin: 4px 0; }
.small { font-size: 14px; margin-top: 16px; }
a { color: #b3a6ff; }