:root { color-scheme: light dark; }
* { box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  max-width: 760px;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
  color: #1c1c1e;
  background: #ffffff;
}
@media (prefers-color-scheme: dark) {
  body { color: #e6e6ea; background: #1c1c1e; }
  a { color: #6ea8fe; }
  hr { border-color: #38383a; }
  .meta { color: #9a9aa0; }
  code { background: #2c2c2e; }
  .callout { border-color: #6ea8fe; }
  nav { border-color: #38383a; }
}
h1 { font-size: 1.9rem; margin-bottom: 0.25rem; }
h2 { font-size: 1.25rem; margin-top: 2.25rem; }
h3 { font-size: 1.05rem; margin-top: 1.5rem; }
.meta { color: #666; font-size: 0.95rem; margin-top: 0; }
a { color: #0b57d0; }
hr { border: none; border-top: 1px solid #e2e2e6; margin: 2rem 0; }
ul { padding-left: 1.25rem; }
li { margin: 0.3rem 0; }
code { background: #f2f2f7; padding: 0.1rem 0.35rem; border-radius: 4px; font-size: 0.9em; }
.callout {
  border-left: 3px solid #0b57d0;
  padding: 0.5rem 0 0.5rem 1rem;
  margin: 1.25rem 0;
  font-size: 0.98rem;
}
nav {
  border-bottom: 1px solid #e2e2e6;
  padding-bottom: 0.9rem;
  margin-bottom: 2rem;
  font-size: 0.95rem;
}
nav a { margin-right: 1.1rem; text-decoration: none; }
nav a:hover { text-decoration: underline; }
footer { margin-top: 3rem; font-size: 0.9rem; color: #888; }

/* Home page */
body.home { max-width: 1000px; }
.home a { color: #3d5bd9; }
.hero { display: flex; gap: 2rem; align-items: center; justify-content: space-between; }
.hero-text { max-width: 600px; }
.app-icon { border-radius: 22%; display: block; margin-bottom: 1rem; }
.hero h1 { font-size: 2.6rem; margin: 0; }
.tagline { font-size: 1.3rem; font-weight: 600; margin: 0.25rem 0 0.75rem; }
.badge { display: inline-block; margin: 0.75rem 0; padding: 0; }
.badge img { display: block; height: 50px; width: auto; }
.price { font-size: 0.95rem; color: #666; margin-top: 0; }
.qr { text-align: center; flex-shrink: 0; }
.qr img { background: #fff; border-radius: 12px; display: block; margin: 0 auto; }
.qr p { font-size: 0.85rem; color: #666; margin: 0.5rem 0 0; }
.gallery {
  display: grid; grid-template-columns: repeat(3, minmax(0, 250px)); justify-content: center;
  gap: 2rem 2.5rem; padding: 1.5rem 0.25rem 1rem; margin: 1.5rem 0 0;
}
.gallery figure { margin: 0; text-align: center; }
.gallery img {
  width: 100%; height: auto; display: block; border-radius: 28px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.14);
}
.gallery figcaption { font-size: 0.92rem; margin-top: 0.75rem; color: #444; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 0 2rem; }
.features h3 { margin-bottom: 0.25rem; }
.features p { margin-top: 0; }
.button {
  display: inline-block; margin-left: 0.5rem; padding: 0.45rem 1rem; border-radius: 999px;
  background: #3d5bd9; color: #fff !important; text-decoration: none; font-weight: 600;
}
.legal { font-size: 0.8rem; margin-top: 0.75rem; }
@media (prefers-color-scheme: dark) {
  .home a { color: #8ea4ff; }
  .button { background: #5b78f0; }
  .price, .qr p, .gallery figcaption { color: #9a9aa0; }
  .gallery img { box-shadow: 0 6px 24px rgba(0, 0, 0, 0.5); }
}
@media (max-width: 700px) {
  .qr { display: none; }
  .hero h1 { font-size: 2.1rem; }
  .gallery { display: flex; gap: 1.25rem; overflow-x: auto; scroll-snap-type: x mandatory; }
  .gallery figure { flex: 0 0 auto; width: 200px; scroll-snap-align: start; }
  .button { margin: 0.5rem 0 0; }
}