:root {
  color-scheme: light;
  --background: #f8faff;
  --foreground: #23304a;
  --muted: #5b6980;
  --line: #e1e9f5;
  --link: #2363ce;
  --surface: #fff;
  font-family: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--foreground);
  background: var(--background);
  line-height: 1.65;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}

* { box-sizing: border-box; }
body { margin: 0; }
a { color: var(--link); text-underline-offset: .2em; }
a:hover { text-decoration-thickness: .12em; }
a:focus-visible { outline: 3px solid var(--link); outline-offset: 5px; border-radius: 6px; }
header, main { width: min(100% - 4rem, 70rem); margin-inline: auto; }
header { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
header { padding-block: 1.25rem; }
nav { display: flex; flex-wrap: wrap; gap: .65rem 1.5rem; }
nav a { display: inline-block; padding-block: .4rem; font-weight: 650; text-decoration: none; }
nav a:hover, nav a[aria-current="page"] { text-decoration: underline; }
.brand { display: inline-flex; align-items: center; gap: .7rem; font-size: 1.4rem; font-weight: 800; color: var(--foreground); text-decoration: none; }
.brand img { display: block; border-radius: 11px; }
.skip { position: absolute; top: 0; left: 1rem; padding: .75rem 1rem; background: var(--surface); transform: translateY(-150%); z-index: 1; }
.skip:focus { transform: translateY(0); }
h1, h2 { line-height: 1.12; letter-spacing: -.035em; }
h1 { font-size: clamp(2.8rem, 5.2vw, 4.3rem); margin: 0 0 1.3rem; font-weight: 800; }
h1 span { color: var(--link); }
h2 { font-size: clamp(1.7rem, 3vw, 2.2rem); font-weight: 750; }
p { margin: 0 0 1.25rem; }
.intro { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr); align-items: center; gap: 3rem; padding-block: 1rem 4.5rem; }
.intro-copy { max-width: 34rem; }
.lead { font-size: 1.1rem; color: var(--muted); max-width: 34rem; }
.features { display: grid; grid-column: 1 / -1; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.6rem 2rem; list-style: none; padding: 0; margin: .5rem 0 0; }
.features li { display: flex; align-items: flex-start; gap: .7rem; min-width: 0; }
.feature-emoji { display: grid; place-items: center; width: 2.7rem; height: 2.7rem; flex: 0 0 auto; background: #e9f1ff; border-radius: 15px; font-size: 1.35rem; }
.features li:nth-child(2) .feature-emoji { background: #e8f5ed; }
.features li:nth-child(3) .feature-emoji { background: #fff1d9; }
.features li:nth-child(5) .feature-emoji { background: #f0eafa; }
.features strong { display: block; font-size: .98rem; font-weight: 750; }
.features div > span { display: block; color: var(--muted); font-size: .85rem; line-height: 1.5; margin-top: .2rem; }
.app-store-link { display: inline-flex; max-width: 100%; border-radius: 8px; }
.app-store-link img { display: block; width: auto; height: 56px; max-width: 100%; }
figure { margin: 0; min-width: 0; }
figure img { display: block; max-width: 100%; object-fit: contain; }
.devices-preview { padding: 1.25rem .5rem; background: #eaf1ff; border-radius: 36px; }
.devices-preview img { width: 100%; height: auto; filter: drop-shadow(0 12px 14px #263f6c14); }
.document { max-width: 46rem; padding-block: 2.5rem 4rem; }
.document h1 { font-size: clamp(2.3rem, 5vw, 3.1rem); }
.document h2 { font-size: 1.3rem; margin: 2rem 0 .75rem; }
.document p, .document li { overflow-wrap: anywhere; }
.updated { color: var(--muted); font-size: .95rem; }

@media (max-width: 950px) {
  .intro { gap: 2rem; }
  .features { column-gap: .8rem; }
  .features li { gap: .5rem; }
  .feature-emoji { width: 2.2rem; height: 2.2rem; border-radius: 12px; font-size: 1.15rem; }
}

@media (max-width: 760px) {
  .intro { grid-template-columns: minmax(0, 1fr); padding-block: .5rem 3rem; }
  .intro-copy { max-width: none; }
  .features { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  header, main { width: calc(100% - 2rem); }
  header { gap: .5rem; padding-block: .875rem; }
  header nav { flex-wrap: nowrap; gap: .625rem; font-size: .875rem; }
  header nav a { display: inline-flex; align-items: center; min-height: 44px; white-space: nowrap; }
  .brand { gap: .4rem; font-size: 1.1rem; flex-shrink: 0; }
  .brand img { width: 30px; height: 30px; border-radius: 9px; }
  .features { gap: 1.2rem .7rem; }
  .features li { flex-direction: column; gap: .5rem; }
  .feature-emoji { width: 2.5rem; height: 2.5rem; font-size: 1.3rem; }
  .features strong { font-size: .94rem; }
  .devices-preview { padding: .75rem .25rem; border-radius: 24px; }
  .document { padding-block: 2rem; }
}