:root {
  --purple: #6C3CE1;
  --purple-dark: #4B23B0;
  --ink: #1A1A2E;
  --muted: #6B7280;
  --bg: #FFFFFF;
  --soft: #F5F1FF;
  --line: #E5E7EB;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #F3F4F6;
    --muted: #A1A1AA;
    --bg: #111118;
    --soft: #1D1830;
    --line: #2A2A36;
    --purple: #9B7BFF;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--purple); }
img { max-width: 100%; }

.wrap { max-width: 960px; margin: 0 auto; padding: 0 20px; }

header.site {
  border-bottom: 1px solid var(--line);
}
header.site .wrap {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 64px; gap: 12px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 800; font-size: 20px; }
.brand img { width: 36px; height: 36px; border-radius: 9px; }
header.site nav a { margin-left: 16px; text-decoration: none; color: var(--muted); font-size: 15px; }
header.site nav a:hover { color: var(--purple); }

.hero { text-align: center; padding: 64px 0 48px; }
.hero img.logo { width: 96px; height: 96px; border-radius: 22px; box-shadow: 0 8px 24px rgba(108, 60, 225, .25); }
.hero h1 { font-size: clamp(30px, 6vw, 48px); line-height: 1.15; margin: 24px 0 12px; }
.hero h1 span { color: var(--purple); }
.hero p.lead { font-size: 19px; color: var(--muted); max-width: 620px; margin: 0 auto 28px; }

.stores { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.store {
  display: inline-flex; align-items: center; gap: 10px;
  background: #000; color: #fff; text-decoration: none;
  padding: 12px 20px; border-radius: 12px; min-width: 190px; justify-content: center;
  font-weight: 600;
}
.store small { display: block; font-size: 11px; font-weight: 400; opacity: .8; line-height: 1.2; }
.store span { text-align: left; line-height: 1.25; }
.store svg { width: 24px; height: 24px; fill: #fff; flex: none; }
@media (prefers-color-scheme: dark) { .store { background: #fff; color: #000; } .store svg { fill: #000; } }

section.features { padding: 24px 0 56px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.card { background: var(--soft); border-radius: 16px; padding: 22px; }
.card h2 { font-size: 20px; margin: 0 0 10px; }
.card ul { margin: 0; padding-left: 20px; color: var(--muted); }
.card li { margin: 6px 0; }

.doc { padding: 40px 0 56px; max-width: 760px; }
.doc h1 { font-size: 32px; margin: 0 0 4px; }
.doc .updated { color: var(--muted); margin: 0 0 28px; }
.doc h2 { font-size: 21px; margin: 32px 0 8px; }
.doc ul { padding-left: 22px; }
.doc li { margin: 4px 0; }

footer.site { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; padding-top: 20px; padding-bottom: 28px; }
footer.site a { color: var(--muted); text-decoration: none; margin-right: 16px; }
footer.site a:hover { color: var(--purple); }

@media (max-width: 520px) {
  header.site nav a { margin-left: 12px; font-size: 14px; }
  .hero { padding-top: 40px; }
}