:root {
  --accent: #5B4BDB; --bg: #ffffff; --fg: #1d1d1f; --muted: #6e6e73; --card: #f5f5f7;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --accent: #8B7FF0; --bg: #000000; --fg: #f5f5f7; --muted: #a1a1a6; --card: #1c1c1e; }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
}
main { max-width: 680px; margin: 0 auto; padding: 56px 20px 40px; }
.hero { text-align: center; padding-top: 24px; }
.logo { font-size: 64px; line-height: 1; }
h1 { font-size: 44px; line-height: 1.1; margin: 16px 0 8px; letter-spacing: -0.02em; }
h2 { font-size: 22px; margin: 32px 0 8px; }
.lead { font-size: 21px; color: var(--muted); margin: 0 auto 28px; max-width: 520px; }
.button {
  display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  padding: 14px 28px; border-radius: 999px; font-weight: 600;
}
.features { display: grid; gap: 12px; margin: 48px 0; }
.feature { background: var(--card); border-radius: 18px; padding: 18px 20px; }
.feature strong { display: block; }
.feature span { color: var(--muted); }
footer { text-align: center; color: var(--muted); font-size: 14px; margin-top: 48px; }
footer a { color: var(--muted); }
.legal h1 { font-size: 34px; }
.legal p, .legal li { color: var(--fg); }
.note { background: var(--card); border-radius: 12px; padding: 12px 16px; color: var(--muted); font-size: 15px; }
a { color: var(--accent); }