:root {
  --accent: #2f6bff;
  --text: #111318;
  --subtle: #6b7280;
  --row: #f4f5f7;
  --danger: #d93025;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: #fff;
  color: var(--text);
  font: 17px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans", sans-serif;
}

main {
  max-width: 560px;
  margin: 0 auto;
  padding: max(24px, env(safe-area-inset-top)) 20px max(32px, env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  gap: 16px;
}

[hidden] { display: none !important; }

.logo { display: flex; align-items: center; gap: 12px; font-size: 30px; font-weight: 700; margin: 8px 0; }
.logo img { width: 44px; height: 44px; flex: none; border-radius: 10px; }

h2 { font-size: 24px; margin: 8px 0 0; }
p { margin: 0; }
.lead { font-size: 20px; }
.muted { color: var(--subtle); }
.error { color: var(--danger); }
.center { text-align: center; }

.card { background: var(--row); border-radius: 20px; padding: 16px; display: flex; flex-direction: column; gap: 12px; }

.button {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  border: 0;
  border-radius: 18px;
  font-family: inherit;
  font-size: 17px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  padding: 0 18px;
  background: var(--accent);
  color: #fff;
}
.button:active { filter: brightness(.95); }

.spinner {
  width: 36px; height: 36px; margin: 24px auto 8px;
  border: 3px solid #dbe4ff; border-top-color: var(--accent); border-radius: 50%;
  animation: spin .9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation-duration: 3s; } }

/* Long-form pages (privacy policy) */
.doc { gap: 8px; }
.doc h1 { font-size: 28px; margin: 16px 0 4px; }
.doc h2 { font-size: 20px; margin: 20px 0 6px; }
.doc p, .doc li { margin: 0 0 10px; }
.doc ul { padding-left: 20px; margin: 0; }
.doc a { color: var(--accent); }
.doc code { font-size: 15px; background: var(--row); padding: 1px 6px; border-radius: 6px; }
.doc hr { border: 0; border-top: 1px solid #e3e5ea; margin: 32px 0 8px; }