:root { color-scheme: light; --ink: #18262b; --muted: #50646c; --accent: #126e86; --line: #d4e2e6; }
* { box-sizing: border-box; letter-spacing: 0; }
body { margin: 0; color: var(--ink); background: #fff; font: 17px/1.6 system-ui, sans-serif; }
a { color: #105e76; text-underline-offset: 4px; }
a:focus-visible, summary:focus-visible { outline: 3px solid #be7515; outline-offset: 5px; }
.skip { position: absolute; left: 16px; top: -90px; background: #fff; padding: 10px; z-index: 2; }
.skip:focus { top: 8px; }
header { max-width: 1160px; margin: auto; padding: 20px 24px; display: flex; justify-content: space-between; gap: 20px; align-items: center; border-bottom: 1px solid var(--line); font-size: 14px; }
.publisher { display: flex; gap: 9px; align-items: center; font-weight: 700; text-decoration: none; color: var(--ink); }
nav { display: flex; gap: 24px; }
.product { max-width: 770px; margin: auto; padding: 32px 24px 28px; text-align: center; }
.app-icon { display: block; margin: 0 auto 14px; width: 88px; height: 88px; }
.eyebrow { color: var(--muted); font-size: 14px; margin: 0 0 3px; }
h1 { font-size: 38px; line-height: 1.15; margin: 8px 0 16px; font-weight: 750; }
.intro { font-size: 24px; line-height: 1.4; margin: 0 0 12px; }
.summary { max-width: 590px; margin: 0 auto 20px; color: var(--muted); }
.play-link { display: inline-block; background: #176f46; color: #fff; text-decoration: none; font-size: 16px; font-weight: 650; border-radius: 6px; padding: 12px 22px; }
.play-link:hover { background: #115838; }
.purchase-note, .screen-note { font-size: 13px; color: var(--muted); }
.purchase-note { margin: 10px 0 0; }
.screens { padding: 24px; background: #f0f6f8; border-block: 1px solid var(--line); }
.screen-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 280px)); gap: 36px; justify-content: center; }
figure { margin: 0; min-width: 0; }
figcaption { font-size: 16px; font-weight: 650; margin-bottom: 14px; min-height: 26px; }
figcaption span { color: #85620e; font-size: 13px; margin-right: 6px; }
figure img { display: block; width: 100%; height: auto; border: 1px solid #bacdd4; }
.screen-note { text-align: center; margin: 20px auto 0; max-width: 760px; }
.section { max-width: 1040px; margin: auto; padding: 48px 24px; }
h2 { font-size: 27px; line-height: 1.3; margin: 0 0 24px; }
h3 { font-size: 18px; margin: 0 0 10px; }
.use-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.use-grid p, .related p { color: var(--muted); margin: 0; }
.questions { border-top: 1px solid var(--line); }
details { padding: 16px 0; border-bottom: 1px solid var(--line); }
summary { cursor: pointer; font-weight: 650; }
details p { color: var(--muted); max-width: 820px; margin-bottom: 0; }
.related { padding-top: 0; }
.related h2 { margin-bottom: 8px; }
.related-links { display: flex; gap: 32px; margin-top: 24px; }
.related-links a { display: flex; flex-direction: column; flex: 1; padding: 12px 0; text-decoration: none; border-bottom: 2px solid var(--line); }
.related-links a:hover { border-color: var(--accent); }
.related-links span { color: var(--muted); font-size: 15px; }
footer { padding: 32px 24px; border-top: 1px solid var(--line); text-align: center; }
footer p { margin: 24px 0 0; font-size: 14px; }
@media (max-width: 700px) {
  header { padding: 16px; gap: 12px; }
  nav { gap: 12px; }
  h1 { font-size: 32px; }
  .intro { font-size: 22px; }
  .product { padding: 24px 20px; }
  .app-icon { width: 72px; height: 72px; }
  .screen-grid { display: flex; overflow-x: auto; scroll-snap-type: x proximity; justify-content: flex-start; gap: 24px; padding-bottom: 12px; }
  figure { flex: 0 0 250px; scroll-snap-align: start; }
  .screens { padding: 20px; }
  .use-grid { grid-template-columns: 1fr; gap: 24px; }
  .section { padding: 32px 20px; }
  h2 { font-size: 24px; }
  .related-links { flex-direction: column; gap: 12px; }
}
@media (max-width: 370px) {
  header { align-items: flex-start; }
  nav { flex-direction: column; gap: 4px; }
  h1 { font-size: 30px; }
}