:root {
  --bg: #F4F3F7;
  --surface: #FFFFFF;
  --surface-alt: #ECEAF1;
  --ink: #1A1820;
  --muted: #615D6D;
  --line: #DDDAE4;
  --accent: #D9542A;
  --accent-soft: #FBE3D9;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121116;
    --surface: #1D1B22;
    --surface-alt: #29262F;
    --ink: #F2F0F6;
    --muted: #A9A4B5;
    --line: #35323D;
    --accent: #E8663A;
    --accent-soft: #3B2219;
  }
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 32px 20px 64px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.brand img { width: 40px; height: 40px; border-radius: 10px; }
.brand span { font-family: "Fraunces", Georgia, serif; font-weight: 600; font-size: 22px; }
h1, h2, .display { font-family: "Fraunces", Georgia, serif; font-weight: 600; letter-spacing: -0.02em; line-height: 1.08; }
h1 { font-size: clamp(40px, 8vw, 64px); margin: 40px 0 18px; }
h2 { font-size: 28px; margin: 36px 0 12px; }
h3 { font-size: 18px; margin: 24px 0 6px; }
p, li { color: var(--ink); }
.lead { font-size: 20px; color: var(--muted); max-width: 34em; }
.muted { color: var(--muted); }
.stores { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 8px; }
.store {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 20px; border-radius: 14px;
  background: var(--ink); color: var(--bg); text-decoration: none; font-weight: 600;
}
.store.secondary { background: var(--surface); color: var(--ink); border: 1px solid var(--line); }
.store svg { width: 22px; height: 22px; fill: currentColor; }
.card {
  background: var(--surface); border-radius: 20px; padding: 24px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.06); margin: 20px 0;
}
.features { display: grid; gap: 14px; grid-template-columns: 1fr; margin-top: 28px; }
@media (min-width: 640px) { .features { grid-template-columns: 1fr 1fr; } }
.feature { background: var(--surface); border-radius: 18px; padding: 20px; }
.feature b { display: block; margin-bottom: 4px; }
.code {
  font-family: "Fraunces", Georgia, serif; font-weight: 600;
  font-size: clamp(44px, 12vw, 64px); letter-spacing: 0.12em; margin: 8px 0 4px;
}
.note { display: inline-block; background: var(--accent-soft); color: var(--ink); border-radius: 8px; padding: 4px 10px; font-size: 14px; font-weight: 600; }
a { color: var(--accent); }
footer { margin-top: 56px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
footer a { color: var(--muted); }
ul { padding-left: 1.2em; }
li { margin: 6px 0; }