:root { color-scheme: dark; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #eceef1; background: #101113; letter-spacing: 0; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100dvh; display: grid; place-items: center; padding: max(24px, env(safe-area-inset-top)) 24px max(24px, env(safe-area-inset-bottom)); }
main { width: 100%; max-width: 348px; }
.mark { display: block; margin-bottom: 24px; }
h1 { margin: 0; font-size: 30px; font-weight: 650; line-height: 1.2; }
.subtitle { margin: 10px 0 32px; color: #9da4ae; font-size: 16px; }
button { width: 100%; min-height: 50px; padding: 13px 16px; border: 1px solid #3c7fe4; border-radius: 8px; background: #2466cb; color: #fff; font: inherit; font-size: 16px; font-weight: 600; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
button:hover { background: #2e73dd; }
button:focus-visible { outline: 3px solid #9fc6ff; outline-offset: 4px; }
button:disabled { opacity: .6; cursor: wait; }
button.secondary { background: transparent; border-color: #454b54; margin-top: 12px; }
[hidden] { display: none !important; }
#status { min-height: 44px; margin: 16px 0; font-size: 14px; line-height: 1.5; color: #b7bec8; overflow-wrap: anywhere; }
#fingerprint { display: block; font: 12px/1.6 ui-monospace, monospace; overflow-wrap: anywhere; padding-bottom: 18px; color: #b7bec8; }
footer { border-top: 1px solid #292d34; padding-top: 20px; display: flex; align-items: center; gap: 9px; font-size: 13px; color: #89929f; }
.lock { width: 7px; height: 7px; border-radius: 50%; background: #7bad99; }
@media (prefers-color-scheme: light) {
  :root { color-scheme: light; background: #f6f7f9; color: #181b20; }
  .subtitle, #status, #fingerprint { color: #58616d; }
  footer { color: #626c79; border-color: #dadee5; }
  button.secondary { color: #242b35; border-color: #a8b0bb; }
}