:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --bg-2: #f5f5f7;
  --text: #1d1d1f;
  --text-2: #69696e;
  --sep: #e3e3e8;
  --accent: #0068db;
  --accent-text: #005fcc;
  --font: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI Variable', system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1c1e;
    --bg-2: #2c2c2e;
    --text: #f5f5f7;
    --text-2: #a8a8ad;
    --sep: #3d3d40;
    --accent: #0a6cdb;
    --accent-text: #5aa9ff;
  }
}
* { box-sizing: border-box; }
html { font-size: clamp(16px, 0.35vw + 14.5px, 19px); }
body {
  margin: 0;
  font-family: var(--font);
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-text); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: ui-monospace, 'SF Mono', Menlo, monospace; font-size: 0.9em; }

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 72rem;
  margin: 0 auto;
  padding: 0.9rem 1.5rem;
  background: var(--bg);
  border-bottom: 1px solid var(--sep);
}
.brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 600; font-size: 1.1rem; color: var(--text); }
.brand img { border-radius: 7px; }
.nav nav { display: flex; gap: 1.5rem; font-size: 0.9rem; }
.nav nav a { color: var(--text); }

main { max-width: 72rem; margin: 0 auto; padding: 0 1.5rem; }

.hero { text-align: center; padding: 4.5rem 0 3rem; }
h1 {
  max-width: 44rem;
  margin: 0 auto;
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  font-weight: 700;
}
.lede { max-width: 38rem; margin: 1.25rem auto 0; font-size: 1.2rem; color: var(--text-2); }
.cta { display: flex; gap: 0.75rem; justify-content: center; margin-top: 2rem; flex-wrap: wrap; }
.button {
  display: inline-flex;
  align-items: center;
  height: 2.75rem;
  padding: 0 1.4rem;
  border-radius: 999px;
  border: 1px solid var(--sep);
  font-weight: 500;
  color: var(--text);
}
.button:hover { text-decoration: none; background: var(--bg-2); }
.button.primary { background: var(--accent); border-color: transparent; color: #fff; }
.button.primary:hover { background: var(--accent); filter: brightness(0.94); }
.fine { font-size: 0.85rem; color: var(--text-2); margin: 1rem 0 0; }

.shot img {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 3rem;
  border-radius: 14px;
  box-shadow: 0 2px 30px rgb(0 0 0 / 12%), 0 0 0 1px var(--sep);
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding: 3rem 0;
}
.features article { padding: 1.5rem; border-radius: 14px; background: var(--bg-2); }
.features h2, .model h2 { margin: 0 0 0.5rem; font-size: 1.15rem; letter-spacing: -0.01em; }
.features p, .model p { margin: 0; color: var(--text-2); }

.model { padding: 2rem 0 3rem; }
.model > div { max-width: 40rem; }
.model h2 { font-size: 1.6rem; }

.online { padding: 1rem 0 3.5rem; max-width: 44rem; }
.online h2 { font-size: 1.6rem; margin: 0 0 0.5rem; letter-spacing: -0.01em; }
.online p, .online li { color: var(--text-2); }
.online ul { padding-left: 1.2rem; }
.online b { color: var(--text); font-weight: 600; }
.download { text-align: center; padding: 3rem 0 4rem; border-top: 1px solid var(--sep); }
.download h2 { font-size: 2rem; margin: 0; letter-spacing: -0.02em; }
.download > p { color: var(--text-2); }
.platforms { display: flex; gap: 1rem; justify-content: center; margin: 2rem 0 1rem; flex-wrap: wrap; }
.platform {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 12rem;
  padding: 1.1rem 1.5rem;
  border-radius: 14px;
  background: var(--bg-2);
  color: var(--text);
}
.platform:hover { text-decoration: none; box-shadow: 0 0 0 2px var(--accent); }
.platform span { font-size: 0.85rem; color: var(--text-2); }

footer { text-align: center; padding: 2rem 1.5rem 3rem; color: var(--text-2); font-size: 0.85rem; border-top: 1px solid var(--sep); }

@media (max-width: 800px) {
  .features { grid-template-columns: 1fr; }
  .nav nav a:not(:last-child) { display: none; }
  .hero { padding-top: 3rem; }
}
@media (max-height: 500px) and (orientation: landscape) {
  .hero { padding-top: 2rem; }
}