:root {
  --bg: #F6F9FB;
  --surface: #FFFFFF;
  --fg: #0E171E;
  --muted: #5A656D;
  --accent: #008A69;
  --border: #DBDFE1;
  --radius: 14px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.55;
}

.page {
  max-width: 40rem;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.lang {
  display: flex;
  gap: 0.35rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.2rem;
}

.lang button {
  border: none;
  background: transparent;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  cursor: pointer;
}

.lang button[aria-pressed="true"] {
  background: var(--fg);
  color: var(--surface);
}

.hero {
  text-align: center;
  margin-bottom: 1.25rem;
}

.hero img {
  object-fit: contain;
}

.hero h1 {
  margin: 0.65rem 0 0;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  margin-bottom: 1.25rem;
}

.card h2 {
  margin: 1.25rem 0 0.4rem;
  font-size: 1rem;
}

.card h2:first-of-type {
  margin-top: 0.75rem;
}

.card p,
.card ul {
  margin: 0 0 0.85rem;
}

.card ul {
  padding-left: 1.25rem;
}

.card .muted {
  color: var(--muted);
  font-size: 0.9rem;
}

.card a {
  color: var(--accent);
}

.muted {
  color: var(--muted);
}

.version {
  text-align: center;
  font-size: 0.85rem;
  margin-top: 1.5rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.1rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--border);
  color: var(--fg);
  background: var(--surface);
}

.btn--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

[hidden] { display: none !important; }

/* In-app WebView: language comes from the app, hide site chrome */
body.embed .top,
body.embed .actions,
body.embed .lang {
  display: none !important;
}

body.embed .page {
  padding-top: 1rem;
}

body.embed .hero {
  margin-bottom: 1rem;
}