/* Same palette as the app (ArrowColors). */
:root {
  --bg: #FAFBFD;
  --ink: #15204B;
  --text: #1C2335;
  --title: #4A536B;
  --muted: #6B7388;
  --accent: #3180F4;
  --soft: #DDE9FD;
  --surface: #EFF2F7;
  --card: #FFFFFF;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding-block: 24px 64px;
  padding-inline: 20px;
}

header.site { padding: 8px 0 20px; }

a.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--title);
  text-decoration: none;
  font-weight: 800;
  font-size: 22px;
}

.logo { width: 40px; height: 40px; flex: none; }

nav.links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

nav.links a {
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
}

nav.links a[aria-current="page"] { background: var(--accent); color: #FFFFFF; }

.card {
  background: var(--card);
  border-radius: 24px;
  padding: 28px 24px;
  box-shadow: 0 10px 30px rgba(49, 128, 244, 0.10);
}

h1 {
  font-size: clamp(28px, 6vw, 38px);
  line-height: 1.15;
  color: var(--title);
  margin: 0 0 6px;
  font-weight: 800;
}

.updated { color: var(--muted); font-size: 14px; margin: 0 0 24px; }

h2 { font-size: 20px; line-height: 1.3; color: var(--ink); margin: 32px 0 8px; }

h3 { font-size: 16px; color: var(--ink); margin: 20px 0 6px; }

ul { padding-left: 22px; }

li { margin: 4px 0; }

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

.summary {
  background: var(--soft);
  border-radius: 16px;
  padding: 16px 18px;
}

.summary p { margin: 0; }

.hero { text-align: center; padding: 32px 8px 8px; }

.hero .logo { width: 88px; height: 88px; }

.hero h1 { margin-top: 16px; }

.hero p { color: var(--muted); margin: 0 0 24px; }

.buttons { display: grid; gap: 12px; max-width: 360px; margin: 0 auto; }

.button {
  display: block;
  padding: 14px 20px;
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}

.button.primary { background: var(--accent); color: #FFFFFF; }

footer.site { color: var(--muted); font-size: 14px; text-align: center; margin-top: 32px; }