:root {
  --blue: #408cdc;
  --deep: #1d5a9e;
  --bg: #f7f9fb;
  --card: #ffffff;
  --text: #1c1c1e;
  --secondary: #6e6e73;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101013;
    --card: #1c1c1f;
    --text: #f2f2f4;
    --secondary: #9b9ba1;
  }
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Rounded", "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
.hero {
  background: linear-gradient(160deg, #8fbeea, var(--deep));
  color: #fff;
  padding: 64px 24px 72px;
  text-align: center;
}
.hero img.appicon {
  width: 96px; height: 96px;
  border-radius: 22px;
  box-shadow: 0 8px 28px rgba(0,0,0,.3);
}
.hero h1 { font-size: 2.4rem; margin-top: 18px; letter-spacing: -0.5px; }
.hero p.tagline { font-size: 1.15rem; opacity: .95; margin: 8px auto 26px; max-width: 560px; }
.badges { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.badge {
  display: inline-block;
  background: #000;
  color: #fff;
  border: 1px solid #555;
  border-radius: 12px;
  padding: 10px 22px;
  text-decoration: none;
  font-size: .95rem;
}
.badge-primary {
  background: #fff;
  color: var(--deep);
  border-color: #fff;
  font-weight: 700;
}
.wrap { max-width: 860px; margin: 0 auto; padding: 44px 24px 24px; }
.features {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
@media (max-width: 560px) { .features { grid-template-columns: 1fr; } }
.card {
  background: var(--card);
  border-radius: 16px;
  padding: 18px 20px;
  border: 1px solid rgba(128,128,128,.12);
}
.card h3 { font-size: 1.05rem; margin-bottom: 6px; }
.card p { color: var(--secondary); font-size: .95rem; }
.crosspromo {
  margin-top: 28px;
  text-align: center;
  color: var(--secondary);
  font-size: .95rem;
}
.crosspromo a { color: #e6302a; font-weight: 600; }
footer {
  border-top: 1px solid rgba(128,128,128,.25);
  margin-top: 40px;
  padding: 28px 24px 40px;
  color: var(--secondary);
  font-size: .85rem;
  text-align: center;
}
footer a { color: var(--secondary); }
.page { max-width: 720px; margin: 0 auto; padding: 48px 24px; }
.page h1 { margin-bottom: 18px; }
.page h2 { margin: 26px 0 8px; font-size: 1.15rem; }
.page p, .page li { color: var(--secondary); }
.page ul { padding-left: 22px; }
.page a { color: var(--blue); }
.topnav { padding: 14px 24px; font-size: .9rem; }
.topnav a { color: var(--blue); text-decoration: none; }