:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: #101419;
  background: #fff;
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  --green: #2d7767;
  --body: #59616b;
  --muted: #717982;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--green); outline-offset: 5px; border-radius: 3px; }
a:hover { color: var(--green); }
img, svg { display: block; max-width: 100%; }
figure, p, h1, h2, ul { margin: 0; }
.page-width { width: min(1120px, calc(100% - 112px)); margin-inline: auto; }
.skip-link { position: fixed; top: 12px; left: 16px; z-index: 10; padding: 12px 18px; color: var(--green); background: #fff; transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }
.site-header { width: min(1260px, calc(100% - 112px)); min-height: 88px; margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.company { display: inline-flex; align-items: center; min-height: 44px; font-size: 24px; font-weight: 700; letter-spacing: -.04em; white-space: nowrap; }
.site-nav { display: flex; align-items: center; gap: 36px; }
.site-nav a { position: relative; display: inline-flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; font-size: 15px; white-space: nowrap; color: #535c64; }
.site-nav a:hover, .site-nav a[aria-current] { color: var(--green); }
.site-nav a[aria-current] { font-weight: 600; }
.site-nav a[aria-current]::after { content: ""; width: 26px; height: 2px; background: var(--green); position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); }
.hero { padding-top: 108px; padding-bottom: 96px; text-align: center; }
.product-brand img { width: 64px; height: 64px; margin-inline: auto; border-radius: 16px; }
.product-brand p { margin-top: 14px; font-size: 24px; font-weight: 650; }
.hero h1 { margin-top: 40px; font-size: clamp(44px, 4.85vw, 70px); font-weight: 700; line-height: 1.34; letter-spacing: -.045em; }
.hero h1 span { display: block; }
.hero-description { margin-top: 28px; font-size: 22px; line-height: 1.8; color: var(--body); }
.keep-phrase { display: inline-block; }
.platforms { margin-top: 20px; font-size: 18px; line-height: 1.6; color: var(--muted); }
.release-status { display: inline-flex; justify-content: center; align-items: center; margin-top: 24px; min-height: 52px; padding: 12px 48px; border-radius: 100px; background: var(--green); color: #fff; font-size: 17px; font-weight: 600; }
.devices { width: min(840px, 100%); margin: 56px auto 0; }
.devices img { width: 100%; height: auto; }
.feature { display: grid; grid-template-columns: 1.15fr 1fr; gap: 100px; align-items: center; padding-block: 120px; }
.feature h2 { font-size: clamp(32px, 3.05vw, 44px); line-height: 1.43; font-weight: 650; letter-spacing: -.04em; }
.feature-copy > p { margin-top: 22px; max-width: 610px; color: var(--body); font-size: 20px; line-height: 1.95; }
.feature-copy > .note { margin-top: 18px; font-size: 15px; line-height: 1.9; color: var(--muted); }
.privacy { grid-template-columns: 1fr 90px; gap: 100px; padding-top: 100px; padding-bottom: 130px; }
.privacy-symbol { color: var(--green); justify-self: end; width: 48px; height: auto; }
.heading-line { display: flex; align-items: flex-end; gap: 24px; }
.heading-line h2 { flex: 1; }
.planned { padding-bottom: 12px; font-size: 14px; color: var(--muted); white-space: nowrap; }
.heart { grid-template-columns: 1fr 1fr; gap: 96px; }
.waveform svg { width: 100%; height: auto; }
.waveform figcaption { margin-top: 14px; font-size: 14px; line-height: 1.8; text-align: center; color: var(--muted); }
.reports { padding-top: 140px; padding-bottom: 156px; grid-template-columns: 1.5fr 1fr; gap: 100px; }
.reports h2 { font-size: clamp(30px, 3.05vw, 44px); }
.reports h2 span { display: inline-block; }
.text-link { display: inline-flex; align-items: center; gap: 16px; min-height: 44px; margin-top: 35px; color: var(--green); font-size: 19px; font-weight: 500; }
.text-link:hover { text-decoration: underline; text-underline-offset: 5px; }
.reports .note { margin-top: 8px; }
.todo-example { padding: 0; list-style: none; color: var(--body); font-size: 18px; line-height: 1.8; justify-self: end; }
.todo-example li { display: flex; align-items: center; gap: 22px; margin-block: 18px; }
.todo-example span { width: 24px; height: 24px; flex-shrink: 0; border: 1.6px solid #929aa3; border-radius: 4px; }
.site-footer { padding-top: 25px; padding-bottom: 32px; border-top: 1px solid #e8eaed; color: var(--muted); font-size: 13px; line-height: 1.9; }
.footer-main { display: flex; justify-content: space-between; gap: 16px; }
.footer-main nav, .registrations { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.footer-main a { display: inline-flex; align-items: center; min-height: 36px; }
.footer-main > p { display: flex; align-items: center; }
.availability-note { margin-top: 7px; text-align: right; font-size: 12px; }
.registrations { justify-content: flex-end; margin-top: 9px; font-size: 12px; }
.registrations a { min-height: 28px; display: inline-flex; align-items: center; }
.legal-main { width: min(760px, calc(100% - 112px)); margin: 85px auto 130px; }
.back-link { display: inline-flex; min-height: 44px; align-items: center; color: var(--green); font-size: 16px; }
.legal-main h1 { margin: 35px 0 26px; font-size: clamp(30px, 4vw, 42px); line-height: 1.45; letter-spacing: -.035em; }
.legal-copy { color: #424b55; font-size: 17px; line-height: 1.95; overflow-wrap: anywhere; }
.legal-copy h2 { margin: 44px 0 16px; font-size: 24px; color: #101419; line-height: 1.5; }
.legal-copy p { margin-top: 18px; }
.legal-copy a { color: var(--green); text-decoration: underline; text-underline-offset: 4px; }
@media (max-width: 960px) {
  .page-width, .site-header { width: calc(100% - 72px); }
  .hero { padding-top: 92px; }
  .feature { gap: 54px; padding-block: 100px; }
  .feature-copy > p { font-size: 18px; }
  .heading-line { gap: 14px; flex-wrap: wrap; }
  .heading-line h2 { flex-basis: 100%; }
  .planned { padding-bottom: 0; }
  .reports { grid-template-columns: 1.2fr 1fr; }
  .reports h2 { max-width: 400px; }
  .todo-example { font-size: 16px; }
  .desktop-break { display: none; }
}
@media (max-width: 640px) {
  .page-width, .site-header { width: calc(100% - 48px); }
  .site-header { padding-top: 16px; flex-direction: column; align-items: flex-start; gap: 5px; }
  .company { font-size: 20px; }
  .site-nav { width: 100%; justify-content: space-between; gap: 14px; }
  .site-nav a { font-size: 14px; }
  .hero { padding-top: 66px; padding-bottom: 35px; }
  .product-brand img { width: 56px; height: 56px; border-radius: 14px; }
  .product-brand p { margin-top: 12px; font-size: 20px; }
  .hero h1 { margin-top: 28px; font-size: clamp(28px, 8.4vw, 42px); line-height: 1.42; letter-spacing: -.055em; }
  .hero-description { margin-top: 24px; max-width: 300px; margin-inline: auto; font-size: 16px; line-height: 1.9; }
  .platforms { font-size: 15px; margin-top: 14px; }
  .release-status { margin-top: 20px; min-height: 48px; font-size: 15px; padding-inline: 38px; }
  .devices { width: min(400px, 100%); margin-top: 40px; }
  .feature { grid-template-columns: 1fr; gap: 40px; padding-block: 76px; }
  .feature h2, .reports h2 { font-size: clamp(28px, 7.5vw, 36px); line-height: 1.5; }
  .feature-copy > p { margin-top: 18px; font-size: 17px; line-height: 1.95; }
  .feature-copy > .note { font-size: 13px; line-height: 1.9; }
  .privacy { padding-top: 60px; }
  .privacy-symbol { display: none; }
  .heart .feature-copy { grid-row: 1; }
  .heading-line { gap: 10px; }
  .planned { font-size: 13px; }
  .waveform { width: 100%; max-width: 420px; justify-self: center; }
  .waveform figcaption { font-size: 12px; }
  .reports { padding-bottom: 90px; }
  .reports h2 { font-size: clamp(27px, 7.1vw, 34px); }
  .text-link { font-size: 17px; margin-top: 22px; }
  .todo-example { justify-self: start; font-size: 16px; }
  .todo-example li { margin-block: 14px; gap: 18px; }
  .todo-example span { width: 22px; height: 22px; }
  .footer-main { flex-direction: column; gap: 4px; }
  .footer-main nav { gap: 4px 18px; }
  .availability-note { text-align: left; margin-top: 8px; }
  .registrations { justify-content: flex-start; gap: 0 14px; }
  .legal-main { width: calc(100% - 48px); margin: 44px auto 80px; }
  .legal-copy { font-size: 16px; }
  .legal-copy h2 { font-size: 22px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }