:root {
  color-scheme: light;
  --bg: #f8fafc;
  --surface: #ffffff;
  --border: #cbd5e1;
  --text: #1e293b;
  --muted: #64748b;
  --faint: #94a3b8;
  --blue: #3b82a6;
  --green: #2e8b74;
  --red: #c25962;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #0f141c;
    --surface: #151c27;
    --border: #35445b;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --faint: #64748b;
    --blue: #5d9bc0;
    --green: #4da688;
    --red: #cf757c;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font: 14px/1.6 -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  -webkit-font-smoothing: antialiased;
}
.page-main {
  display: grid;
  align-content: center;
  width: min(360px, calc(100% - 40px));
  flex: 1;
  margin: 0 auto;
  padding: 40px 0;
}
.verification { min-width: 0; text-align: center; }
cap-widget {
  display: block;
  --cap-widget-width: 100%;
  --cap-background: var(--surface);
  --cap-color: var(--text);
  --cap-border-color: var(--border);
  --cap-font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --cap-checkbox-background: var(--surface);
  --cap-checkbox-border: 1px solid var(--border);
  --cap-focus-ring: var(--blue);
  --cap-spinner-color: var(--blue);
}
.stage-message { margin: 0; color: var(--muted); font-size: 13px; }
.verification[data-state='error'] .stage-message { color: var(--red); }
.verification-result h1 { margin: 0; color: var(--green); font-size: 21px; font-weight: 600; }
.verification-result p { margin: 6px 0 0; color: var(--muted); font-size: 13px; }
.retry-button {
  margin-top: 20px;
  padding: 5px 10px;
  border: 0;
  color: var(--muted);
  background: transparent;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}
.retry-button:hover { color: var(--blue); }
.retry-button:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.site-footer { padding: 16px 20px 24px; color: var(--faint); font-size: 11px; text-align: center; }